CN102621279A - Pollutant discharge monitoring device and system - Google Patents
Pollutant discharge monitoring device and system Download PDFInfo
- Publication number
- CN102621279A CN102621279A CN2012100689104A CN201210068910A CN102621279A CN 102621279 A CN102621279 A CN 102621279A CN 2012100689104 A CN2012100689104 A CN 2012100689104A CN 201210068910 A CN201210068910 A CN 201210068910A CN 102621279 A CN102621279 A CN 102621279A
- Authority
- CN
- China
- Prior art keywords
- monitoring device
- communication module
- monitoring
- circuit
- data
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Abstract
The invention discloses pollutant discharge monitoring device and system, and belongs to the field of pollutant monitoring. The pollutant discharge monitoring device is a complete pollutant discharge monitoring device, a first independent monitoring device, a first cooperation monitoring system or a first convergent node monitoring device. The device and the system have the advantages that 1) the monitoring device is provided with various types of interface circuits; 2) the structure of the device can be simplified, and the function of the device can be reduced; 3) various communication and networking modes can be adopted by the system; 4) an ultralimit reminding function is realized; 5) monitoring data is stored in a database, so that the data is convenient to manage and utilize; and 6) the system has high expandability.
Description
Technical field
The invention belongs to the pollutant monitoring field, particularly a kind of pollutant emission monitoring device and system.The present invention provides a kind of pollutant emission monitoring system that comprises the several data transmission mode, is applicable to plurality of application scenes, realizes dying real-time monitoring, Web publishing and the prompting of transfiniting of thing discharging.
Background technology
Problem of environmental pollution has influenced since the eighties and becomes increasingly conspicuous, and has become very important global problem.Through being monitored, pollutant emission can access the most directly disposal of pollutants situation, for environmental management, pollution source control, environmental planning provide scientific basis.
Existing pollutant emission monitoring technology mainly contains manual regular monitoring and on-line monitoring.Personal monitoring's mode is that regularly the arrangement personnel carry out the sample circuit detection to the pollutant emission point, then testing result is reported.The on-line monitoring mode then be through monitoring device automatically to the measured continuous detecting of carrying out, upload monitoring result through communication network then.
Personal monitoring's mode data report and postpone greatly, and SF is low, can't obtain the pollutant emission variation tendency in the short time, and introduce personal error easily.Be difficult to implement to monitor with the remote location area in that environment is abominable through manual type.And existing pollutant emission on-Line Monitor Device network function is more single, often only to certain applications.The pollutant kind of monitoring if desired is many, scope big, the monitoring point skewness, and then existing on-line monitoring system is difficult to reply.
Summary of the invention
The present invention is directed to above-mentioned defective and disclose a kind of pollutant emission monitoring device and system, the distributed real-time pollutant emission monitoring device and the system that a kind of networking flexibility is provided, extensively are suitable for have realized the system combination to multiple monitoring deployment scenario.
A kind of pollutant emission monitoring device is complete pollutant emission monitoring device, the 1st independent monitoring device, the 1st cooperation monitoring device or the 1st aggregation node monitoring device;
The structure of complete pollutant emission monitoring device is following: sensing unit, interface circuit and processor are connected in series successively; Processor connects on-scene communication module, remote communication module, clock chip and storer respectively; One termination external power supply of power supply, the other end connects sensing unit, interface circuit, processor, on-scene communication module, remote communication module, clock chip and storer respectively;
The 1st independent monitoring device is in complete pollutant emission monitoring device, to remove the on-scene communication module and the device that forms; The 1st independent monitoring device passes through remote communication module directly to data center's transmitting supervisory data;
The 1st cooperation monitoring device is in complete pollutant emission monitoring device, to remove remote communication module and the device that forms; The 1st the cooperation monitoring device through the on-scene communication module to the 1st aggregation node monitoring device transmission of monitoring data;
The 1st aggregation node monitoring device or have identical structure with complete pollutant emission monitoring device, or in complete pollutant emission monitoring device, remove sensing unit and interface circuit and the device that forms.
Said sensing unit is used to detect tested pollutant, and the measured electric signal that converts into is exported; Sensing unit is sensitive element, sensor or transmitter;
Said interface circuit is used for the output signal condition of sensing unit, be converted into and can be processed the digital signal that device is handled; Interface circuit comprises voltage signal interface circuit, current signal interface circuit, frequency signal interface circuit and serial digital signal interface circuit.
Said voltage signal interface circuit is followed in series to form by filtering circuit, amplifying circuit and analog to digital conversion circuit; Filtering circuit is with interference in the voltage signal and noise filtering; Amplifying circuit changes the amplitude of voltage signal, thereby and the output impedance that reduces signal alleviate the influence of subsequent conditioning circuit to input voltage signal; The analog voltage signal that analog to digital conversion circuit will pass through after the prime conditioning converts digital signal into; The output digital signal of analog to digital conversion circuit adopts the serial or parallel mode to insert processor;
Said current signal interface circuit forms at the front end increase current-voltage conversion circuit of voltage interface circuit; The current signal interface circuit at first is converted into voltage signal with current signal, according to the voltage signal interface circuit voltage signal after changing is nursed one's health and is changed again.
Said frequency signal interface circuit is followed in series to form by filtering circuit, voltage conversion circuit and timing circuit; Filtering circuit is with interference in the frequency signal and noise filtering; Voltage conversion circuit is the voltage with counter match with the input frequency signal voltage transitions; The timing circuit is used for the frequency values of calculated rate signal.Timing circuit output digital signal inserts processor.
Said serial digital signal interface circuit is made up of level shifting circuit and voltage isolation link; Level shifting circuit is used for converting input serial signal level into mate with processor level; Voltage isolation circuit is used for the signal of sensing unit and processor is isolated, and prevents its phase mutual interference.
Said on-scene communication module is used between the pollutant emission monitoring device, transmitting data; The on-scene communication module is ZigBee communication module or CAN communication module; The ZigBee communication module is used to set up wireless sensor network, realize distance at 100m with interior, the multi-hop wireless communication of communication energy consumption below 100mW; Said CAN communication module is used for transmitting the field monitoring data through the CAN bus with wired mode;
Said remote communication module is used for transmission of monitoring data between pollutant emission monitoring device and data center, and remote communication module is GSM/GPRS communication module or ethernet communication module;
Said GSM/GPRS communication module is connected to the internet through GPRS network, and connects with data center, with wireless mode to data center's transmission of monitoring data; In addition, when Monitoring Data surpassed predefined alarm threshold value, the GSM/GPRS communication module can be sent alarming short message to short message receiving terminal through the GSM network; Said ethernet communication module connects through second Ethernet and data center, transmits data with wired mode to data center.
Said clock chip is carried out the timing operation, and the time scale information that comprises current date and time is provided;
Said storer is used for storage of processor program, Monitoring Data and alarm threshold value;
Said processor management on-scene communication module, remote communication module, sensing unit, interface circuit, clock chip and storer, and Monitoring Data handled;
When sensing unit is delivered to processor through interface circuit with Monitoring Data; Processor reads time scale information from clock chip; And add time scale information to the Monitoring Data afterbody; Target Monitoring Data stored into memory when having added then, and send through on-scene communication module or remote communication module;
Said power supply is transformed to the required WV of device each several part circuit with external power supply, and device each several part circuit is sensing unit, interface circuit, processor, on-scene communication module, remote communication module, clock chip and storer;
External power supply is 220V AC power or battery.
Said on-scene communication module, remote communication module can both adopt inserting mode to be installed on the circuit board; Specifically be meant: mounting receptacle on circuit board; And communication module and remote communication module are installed contact pin at the scene, and the contact pin of on-scene communication module or remote communication module is inserted respective socket;
When not needing on-scene communication module or remote communication module, on-scene communication module or remote communication module are pulled up from circuit board.
A kind of structure of pollutant emission monitoring system is following: the 1st independent monitoring device to the N independence monitoring device, the 1st aggregation node monitoring device to the M aggregation node monitoring device connect through network and data center; Data center is connected through first Ethernet with the 1st supervision user terminal to the L supervision user terminal, and i aggregation node monitoring device communicates with the 1st cooperation monitoring device to the Ki cooperation monitoring device respectively through its on-scene communication module, and i gets 1-M; M gets more than or equal to 1, and N gets more than or equal to 1, and L gets more than or equal to 1, and Ki gets more than or equal to 3;
Said network is the GSM/GPRS network or second Ethernet, and when network was the GSM/GPRS network, short message receiving terminal was connected with network;
The 2nd independent monitoring device to the N independence monitoring device all has identical structure with the 1st independent monitoring device;
The 2nd cooperation monitoring device to the Ki cooperation monitoring device all has identical structure with the 1st cooperation monitoring device;
The 2nd aggregation node monitoring device to the M aggregation node monitoring device all has identical structure with the 1st aggregation node monitoring device.
It is on-the-spot that the said the 1st independent monitoring device to the N independence monitoring device, the 1st cooperation monitoring device to the Ki cooperation monitoring device and the 1st aggregation node monitoring device to the M aggregation node monitoring device all are deployed in monitoring, is used to monitor pollutant emission and to data center's transmission of monitoring data;
Monitoring point disperseing to dispose is equipped with independent monitoring device, and the monitoring point that dispersion is disposed and other monitoring points are at a distance of more than the 500m; The 1st independent monitoring device to the N independence monitoring device directly passes through network to data center's transmission of monitoring data;
Monitoring point in intensive deployment is equipped with cooperation monitoring device and aggregation node monitoring device, and the monitoring point of intensive deployment and other monitoring points are in 500m; The 1st cooperation monitoring device to the Ki cooperation monitoring device and i aggregation node monitoring device constitute sensor network through the ZigBee network, or connect through the CAN bus, transmission field monitoring data; I aggregation node monitoring device is collected the Monitoring Data of the 1st cooperation monitoring device to the Ki cooperation monitoring device through wireless sensor network or CAN bus and is transmitted to data center through network.
Said data center towards the internet or second Ethernet set up server, set up TCP with the 1st independent monitoring device to the N independence monitoring device and the 1st aggregation node monitoring device to the M aggregation node monitoring device and be connected, receive the Monitoring Data upload; Set up database then, Monitoring Data is stored in the database, at last through first Ethernet issue Monitoring Data.
The Monitoring Data that said the 1st supervision user terminal to the L supervision user terminal all receives data center to be issued also shows through user interface.
Beneficial effect of the present invention is:
1) said monitoring device has polytype interface circuit, comprises voltage interface, current interface, frequency signal interface and serial digital interface, can insert the pollutant sensing element or the device of various common types.
2) but the device the 26S Proteasome Structure and Function cutting; Hardware such as on-scene communication module and remote transmission module can be set as required; Constitute and to be adapted to disperse the independent monitoring device disposed, or be adapted to the cooperation monitoring device and the aggregation node monitoring device of multiple spot monitoring, intensive deployment.
3) system can adopt multiple communication and networking mode, comprises wired and wireless, short distance and long-range, is applicable to multiple pollutant emission monitoring scene.For the scene of disperseing to dispose, use GPRS or the direct transmission of monitoring data of Ethernet mode; For the scene of intensive deployment, use the ZigBee agreement to constitute sensor network or use CAN agreement formation CAN bus collection field data.
4) has the prompting function of transfiniting.When pollutant emission exceeds standard, can directly send alarming short message, be convenient in time handle contamination accident to managerial personnel's mobile phone.
5) adopt the database storing Monitoring Data, be convenient to the management and use of data.Through Ethernet issue monitoring result, can observe Monitoring Data through client-side program at any Net-connected computer, make things convenient for the management of managerial personnel to pollutant emission.
6) system expandability is strong, and said aggregation node monitoring device not only can insert described cooperation monitoring device, can also insert the detecting device that other have ZigBee or CAN communication function.Adopt different sensing units or detecting device can constitute pollutant emission monitoring system, like sewage discharge monitoring system, toxic emission monitoring system etc. to different monitoring targets.
Description of drawings
Fig. 1 a is the structural representation of complete pollutant emission monitoring device;
Fig. 1 b is the structural representation of the 1st independent monitoring device;
Fig. 1 c is the structural representation of the 1st cooperation monitoring device;
Fig. 1 d is a kind of structural representation of the 1st aggregation node monitoring device;
Fig. 2 a is the structural representation of voltage signal interface circuit;
Fig. 2 b is the structural representation of current signal interface circuit;
Fig. 2 c is the structural representation of current-voltage conversion circuit;
Fig. 2 d is the structural representation of frequency signal interface circuit;
Fig. 2 e is the structural representation of serial digital signal interface circuit;
Fig. 3 a is the structural representation of pollutant emission monitoring system;
Fig. 3 b is the first embodiment synoptic diagram of pollutant emission monitoring system;
Fig. 3 c is the second embodiment synoptic diagram of pollutant emission monitoring system;
Fig. 4 is the synoptic diagram of an embodiment of pollutant emission monitoring device.
Embodiment
Below in conjunction with accompanying drawing the present invention is described further:
A kind of pollutant emission monitoring device is complete pollutant emission monitoring device, the 1st independent monitoring device, the 1st cooperation monitoring device or the 1st aggregation node monitoring device;
Shown in Fig. 1 a; The structure of complete pollutant emission monitoring device is following: sensing unit, interface circuit and processor are connected in series successively; Processor connects on-scene communication module, remote communication module, clock chip and storer respectively; One termination external power supply of power supply, the other end connects sensing unit, interface circuit, processor, on-scene communication module, remote communication module, clock chip and storer respectively;
Shown in Fig. 1 b, the 1st independent monitoring device is in complete pollutant emission monitoring device, to remove the on-scene communication module and the device that forms; The 1st independent monitoring device is used to disperse the monitoring point disposed, through remote communication module directly to data center's transmitting supervisory data;
Shown in Fig. 1 c, the 1st cooperation monitoring device is in complete pollutant emission monitoring device, to remove remote communication module and the device that forms; The 1st cooperation monitoring device is used for monitoring point that concentrate to dispose, through the on-scene communication module to the 1st aggregation node monitoring device transmission of monitoring data;
The 1st aggregation node monitoring device or have identical structure with complete pollutant emission monitoring device, or in complete pollutant emission monitoring device, remove sensing unit and interface circuit and the device that forms, shown in Fig. 1 d.
Sensing unit is used to detect tested pollutant, and the measured electric signal that converts into is exported; Sensing unit is sensitive element, sensor or transmitter;
Interface circuit is used for the output signal condition of sensing unit, be converted into and can be processed the digital signal that device is handled; Interface circuit comprises voltage signal interface circuit, current signal interface circuit, frequency signal interface circuit and serial digital signal interface circuit.
Shown in Fig. 2 a, the voltage signal interface circuit is followed in series to form by filtering circuit, amplifying circuit and analog to digital conversion circuit; Filtering circuit is with interference in the voltage signal and noise filtering; The amplitude that amplifying circuit changes voltage signal makes it to be easy to handle, thereby and the output impedance that reduces signal alleviate the influence of subsequent conditioning circuit to input voltage signal; The analog voltage signal that analog to digital conversion circuit will pass through after the prime conditioning converts digital signal into; The output digital signal of analog to digital conversion circuit adopts the serial or parallel mode to insert processor;
Current signal is not owing to transmitted the influence of loop resistance, and interference free performance is more intense, so the main flow transmitter often adopts current signal as the output signal.Shown in Fig. 2 b; Said current signal interface circuit forms at the front end increase current-voltage conversion circuit of voltage interface circuit; The current signal interface circuit at first is converted into voltage signal with current signal, according to the voltage signal interface circuit voltage signal after changing is nursed one's health and is changed again.
Be depicted as an embodiment of the current-voltage conversion circuit in the current signal interface circuit like Fig. 2 c:
This circuit adopts operational amplifier 11 to realize the conversion of current-voltage, and the output terminal of operational amplifier 11 is received negative input end through the first feedback resistance R1b and the second feedback resistance R1a successively, and the negative input end of operational amplifier 11 meets input current Iin; The positive input terminal of operational amplifier 11 is connected to earth potential through the first build-out resistor R2a and the second build-out resistor R2b successively, R1a=R2a wherein, R1b=R2b; The relation of the output voltage U out of this circuit and input current Iin is following: U
Out=-(R1a+R1b) * I
In
Shown in Fig. 2 d, the frequency signal interface circuit is followed in series to form by filtering circuit, voltage conversion circuit and timing circuit; Filtering circuit is with interference in the frequency signal and noise filtering; Voltage conversion circuit is the voltage with counter match with the input frequency signal voltage transitions; The timing circuit is used for the frequency values of calculated rate signal.Timing circuit output digital signal inserts processor.
Some pick-up unit (sensing unit) is integrated signal condition and change-over circuit can directly be exported serial digital signal.Shown in Fig. 2 e, said serial digital signal interface circuit is made up of level shifting circuit and voltage isolation link; Level shifting circuit is used for converting input serial signal level (the serial digital signal transmission mode comprises RS232 and RS485) into mate with processor level; Voltage isolation circuit is used for the signal of sensing unit and processor is isolated, and prevents its phase mutual interference.
The on-scene communication module is used between the pollutant emission monitoring device, transmitting data; The on-scene communication module is ZigBee communication module or CAN communication module; The ZigBee communication module is used to set up wireless sensor network, realize distance at 100m with interior, the multi-hop wireless communication (mode through multiple spot relay carry out wireless data transmission) of communication energy consumption below 100mW; Said CAN communication module is used for transmitting the field monitoring data through the CAN bus with wired mode;
Remote communication module is used for transmission of monitoring data between pollutant emission monitoring device and data center, and remote communication module is GSM/GPRS communication module or ethernet communication module;
The GSM/GPRS communication module is connected to the internet through GPRS network, and connects with data center, with wireless mode to data center's transmission of monitoring data; In addition, when Monitoring Data surpassed predefined alarm threshold value, the GSM/GPRS communication module can be sent alarming short message to short message receiving terminal through the GSM network; Said ethernet communication module connects through second Ethernet and data center, transmits data with wired mode to data center.
Clock chip is carried out the timing operation, and the time scale information that comprises current date and time is provided;
Storer is used for storage of processor program, Monitoring Data and alarm threshold value;
Processor management on-scene communication module, remote communication module, sensing unit, interface circuit, clock chip and storer, and Monitoring Data handled;
When sensing unit is delivered to processor through interface circuit with Monitoring Data; Processor reads time scale information from clock chip; And add time scale information to the Monitoring Data afterbody; Target Monitoring Data stored into memory when having added then, and send through on-scene communication module or remote communication module;
Power supply is transformed to the required WV of device each several part circuit with external power supply, is the each several part power supply of pollutant emission monitoring device; , device each several part circuit is sensing unit, interface circuit, processor, on-scene communication module, remote communication module, clock chip and storer;
External power supply is 220V AC power or battery.
On-scene communication module, remote communication module can both adopt inserting mode to be installed on the circuit board; Specifically be meant: mounting receptacle on circuit board; And communication module and remote communication module are installed contact pin at the scene, and the contact pin of on-scene communication module or remote communication module is inserted respective socket;
When not needing on-scene communication module or remote communication module, on-scene communication module or remote communication module are pulled up from circuit board.
Shown in Fig. 3 a, a kind of structure of pollutant emission monitoring system is following: the 1st independent monitoring device to the N independence monitoring device, the 1st aggregation node monitoring device to the M aggregation node monitoring device connect through network and data center; Data center is connected through first Ethernet with the 1st supervision user terminal to the L supervision user terminal, and i aggregation node monitoring device communicates with the 1st cooperation monitoring device to the Ki cooperation monitoring device respectively through its on-scene communication module, and i gets 1-M; M gets more than or equal to 1, and N gets more than or equal to 1, and L gets more than or equal to 1, and Ki gets more than or equal to 3;
Said network is the GSM/GPRS network or second Ethernet, and when network was the GSM/GPRS network, short message receiving terminal was connected with network;
The 2nd independent monitoring device to the N independence monitoring device all has identical structure with the 1st independent monitoring device;
The 2nd cooperation monitoring device to the Ki cooperation monitoring device all has identical structure with the 1st cooperation monitoring device;
The 2nd aggregation node monitoring device to the M aggregation node monitoring device all has identical structure with the 1st aggregation node monitoring device.
It is on-the-spot that the 1st independent monitoring device to the N independence monitoring device, the 1st cooperation monitoring device to the Ki cooperation monitoring device and the 1st aggregation node monitoring device to the M aggregation node monitoring device all are deployed in monitoring, is used to monitor pollutant emission and to data center's transmission of monitoring data;
According to the difference of application scenarios, the pollutant emission monitoring device can have different structural forms and networking mode.
Monitoring point disperseing to dispose is equipped with independent monitoring device, and the monitoring point that dispersion is disposed and other monitoring points are at a distance of more than the 500m; The 1st independent monitoring device to the N independence monitoring device directly through network directly to data center's transmission of monitoring data (the long distance wireless communication of GSM/GPRS module is connected to the internet through GPRS network, directly to data center's transmission of monitoring data);
Monitoring point in intensive deployment is equipped with cooperation monitoring device and aggregation node monitoring device, and the monitoring point of intensive deployment and other monitoring points are in 500m; The 1st cooperation monitoring device to the Ki cooperation monitoring device and i aggregation node monitoring device constitute sensor network through ZigBee network 12, or connect through CAN bus 13, transmission field monitoring data; I aggregation node monitoring device is collected the Monitoring Data of the 1st cooperation monitoring device to the Ki cooperation monitoring device through wireless sensor network or CAN bus 13 and is transmitted to data center through network.
Data center towards the internet or second Ethernet set up server, set up TCP with the 1st independent monitoring device to the N independence monitoring device and the 1st aggregation node monitoring device to the M aggregation node monitoring device and be connected, receive the Monitoring Data upload; Set up database then, Monitoring Data is stored in the database, at last through first Ethernet issue Monitoring Data.Data center can be the computing machine that has web server function and be equipped with mass-memory unit.
The 1st supervision user terminal to the L supervision user terminal can be the computing machine with network interface; The Monitoring Data that the 1st supervision user terminal to the L supervision user terminal all receives data center to be issued also shows through user interface.Managerial personnel can observe the real time data of pollutant emission through user interface.
Short message receiving terminal receives the 1st independent monitoring device to the N independence monitoring device and the 1st aggregation node monitoring device to the M aggregation node monitoring device passes through the note that the GSM network sends.
In the course of work of the present invention; Preestablish the pollutant monitoring threshold value and be stored in the storer of pollutant emission monitoring device; When Monitoring Data surpassed this threshold value, independent observation circuit or aggregation node observation circuit sent alarming short message through the GSM/GPRS module to short message receiving terminal.This short message receiving terminal can be pollutant emission managerial personnel's a mobile phone.
The embodiment 1 of pollutant emission monitoring device:
As shown in Figure 4; Comprise a microprocessor and a ZigBee transceiver (rf receiver and transmitter that meets the ZigBee standard) in the CC2530 chip; Pass through first serial 1 swap data between CC2530 chip and the GSM/GPRS communication module; A delivery outlet of CC2530 chip links to each other through control line 4 with the GSM/GPRS communication module; The CC2530 chip connects nonvolatile memory and clock chip respectively through SPI interface 3, and flowmeter is output as 485 signals, and this signal carries out inserting after the level translation second serial 2 of CC2530 through 485 interfaces.
The CC2530 chip can be simultaneously as processor and ZigBee communication module.But and use the CC2530 chip clipping function of implement device more easily, when device need have the ZigBee communication function, can be to the program of CC2530 loaded ribbon protocols having stack; When device need not have the ZigBee communication function time, can load not program to CC2530 with protocol stack.
Present embodiment uses the GSM/GPRS communication module with serial ports and working method control pin.Pass through serial ports 1 swap data between CC2530 chip and the GSM/GPRS communication module.In addition, a delivery outlet of CC2530 chip links to each other with GSM/GPRS communication module control pin, and the CC2530 chip can be controlled the GSM/GPRS communication module through the state that changes this delivery outlet and be operated in GPRS data transmission or GSM short message sending status.The GSM/GPRS communication module adopts inserting mode to be connected on the circuit board, so that accept or reject flexibly.
The storage space that has 64K in the CC2530 chip can be used as program and data-carrier store.In addition, outside sheet, expand a slice nonvolatile memory chip, can be used for comparatively crucial parameters such as store alarms threshold value.Even the parameter that is stored in the nonvolatile memory can not lost when the device power down yet.
The SPI interface is a kind of Serial Peripheral Interface (SPI) of master-slave mode, and the CC2530 chip is as the main frame of SPI communication, and nonvolatile memory and clock chip are as slave.CC2530 chip clock signal and chip selection signal, thus can be optionally and nonvolatile memory or clock chip swap data.
This embodiment uses powered battery.Cell voltage is transformed into low voltage through DC-DC voltage transformation chip; Pass through the less voltage of linear voltage regulator output ripple then, as the power supply of other parts of device (CC2530 chip, GSM/GPRS communication module, nonvolatile memory, clock chip, flowmeter and 485 interfaces).
The sensitive element of this embodiment is a flowmeter, is used to detect sewerage discharging flow.Flowmeter is output as 485 signals, and this signal carries out inserting after the level translation serial ports 2 of CC2530 through 485 interfaces.
The embodiment 2 of pollutant emission monitoring device:
In this embodiment, said flowmeter output signal is the current signal of 4～20mA.Said interface circuit is the combination of current/charge-voltage convertor and analog to digital conversion circuit.
The embodiment 3 of pollutant emission monitoring device:
In this embodiment, a kind of exhaust gas concentration monitoring device is provided, in this embodiment, described sensitive element is the gas concentration detecting device, and its output signal is a voltage signal, and said interface circuit is an analog to digital conversion circuit.
The embodiment 4 of pollutant emission monitoring device:
In this embodiment, ZigBee communication module and GSM/GPRS module all adopt inserting mode to be connected on the device circuit board.I.e. mounting receptacle on device circuit board; And contact pin is installed on ZigBee communication module and GSM/GPRS module, can realize itself and being connected of other partial circuits of pollutant emission monitoring device through ZigBee communication module or GSM/GPRS module contact pin being inserted respective socket.When not needing ZigBee communication module or GSM/GPRS module, can easily it be pulled up.Can realize the flexible choice of ZigBee communication module and GSM/GPRS module through this connected mode.
The embodiment 1 of pollutant emission monitoring system:
Shown in Fig. 3 b, in this embodiment, network is the GSM/GPRS network, and the GSM/GPRS network is connected with data center through the internet, and the GSM/GPRS network also is connected with short message receiving terminal.
The embodiment 2 of pollutant emission monitoring system:
Shown in Fig. 3 c, in this embodiment, network is second Ethernet.
The embodiment 3 of pollutant emission monitoring system:
In this embodiment, the monitoring target of system comprises the flow and the SO of sewage discharge
2Gaseous emission concentration.Wherein, Sewage outlet is distributed in each factory building, and distance is far away; And a plurality of SO
2Gas concentration monitoring point dense distribution is near boiler chimney.Therefore dispose independent monitoring device at Sewage outlet, count its sensitive element, directly pass through the GPRS mode to data center's transmission of monitoring data with flow; And at SO
2The gas concentration monitoring point adopts sensing node and aggregation node to constitute sensor network, by aggregation node through ZigBee agreement collection Monitoring Data, then with the GPRS mode to data center's transmission of monitoring data, with SO
2Concentration detector is the sensitive element of sensing node.
Claims (10)
1. a pollutant emission monitoring device is characterized in that, it is complete pollutant emission monitoring device, the 1st independent monitoring device, the 1st cooperation monitoring device or the 1st aggregation node monitoring device;
The structure of complete pollutant emission monitoring device is following: sensing unit, interface circuit and processor are connected in series successively; Processor connects on-scene communication module, remote communication module, clock chip and storer respectively; One termination external power supply of power supply, the other end connects sensing unit, interface circuit, processor, on-scene communication module, remote communication module, clock chip and storer respectively;
The 1st independent monitoring device is in complete pollutant emission monitoring device, to remove the on-scene communication module and the device that forms; The 1st independent monitoring device passes through remote communication module directly to data center's transmitting supervisory data;
The 1st cooperation monitoring device is in complete pollutant emission monitoring device, to remove remote communication module and the device that forms; The 1st the cooperation monitoring device through the on-scene communication module to the 1st aggregation node monitoring device transmission of monitoring data;
The 1st aggregation node monitoring device or have identical structure with complete pollutant emission monitoring device, or in complete pollutant emission monitoring device, remove sensing unit and interface circuit and the device that forms.
2. a kind of pollutant emission monitoring device according to claim 1 is characterized in that said sensing unit is used to detect tested pollutant, and the measured electric signal that converts into is exported; Sensing unit is sensitive element, sensor or transmitter;
Said interface circuit is used for the output signal condition of sensing unit, be converted into and can be processed the digital signal that device is handled; Interface circuit comprises voltage signal interface circuit, current signal interface circuit, frequency signal interface circuit and serial digital signal interface circuit.
3. a kind of pollutant emission monitoring device according to claim 1 is characterized in that said voltage signal interface circuit is followed in series to form by filtering circuit, amplifying circuit and analog to digital conversion circuit; Filtering circuit is with interference in the voltage signal and noise filtering; Amplifying circuit changes the amplitude of voltage signal, thereby and the output impedance that reduces signal alleviate the influence of subsequent conditioning circuit to input voltage signal; The analog voltage signal that analog to digital conversion circuit will pass through after the prime conditioning converts digital signal into; The output digital signal of analog to digital conversion circuit adopts the serial or parallel mode to insert processor;
Said current signal interface circuit forms at the front end increase current-voltage conversion circuit of voltage interface circuit; The current signal interface circuit at first is converted into voltage signal with current signal, according to the voltage signal interface circuit voltage signal after changing is nursed one's health and is changed again;
Said frequency signal interface circuit is followed in series to form by filtering circuit, voltage conversion circuit and timing circuit; Filtering circuit is with interference in the frequency signal and noise filtering; Voltage conversion circuit is the voltage with counter match with the input frequency signal voltage transitions; The timing circuit is used for the frequency values of calculated rate signal; Timing circuit output digital signal inserts processor;
Said serial digital signal interface circuit is made up of level shifting circuit and voltage isolation link; Level shifting circuit is used for converting input serial signal level into mate with processor level; Voltage isolation circuit is used for the signal of sensing unit and processor is isolated, and prevents its phase mutual interference.
4. a kind of pollutant emission monitoring device according to claim 1 is characterized in that said on-scene communication module is used between the pollutant emission monitoring device, transmitting data; The on-scene communication module is ZigBee communication module or CAN communication module; The ZigBee communication module is used to set up wireless sensor network, realize distance at 100m with interior, the multi-hop wireless communication of communication energy consumption below 100mW; Said CAN communication module is used for transmitting the field monitoring data through the CAN bus with wired mode;
Said remote communication module is used for transmission of monitoring data between pollutant emission monitoring device and data center, and remote communication module is GSM/GPRS communication module or ethernet communication module;
Said GSM/GPRS communication module is connected to the internet through GPRS network, and connects with data center, with wireless mode to data center's transmission of monitoring data; In addition, when Monitoring Data surpassed predefined alarm threshold value, the GSM/GPRS communication module can be sent alarming short message to short message receiving terminal through the GSM network; Said ethernet communication module connects through second Ethernet and data center, transmits data with wired mode to data center.
5. a kind of pollutant emission monitoring device according to claim 1 is characterized in that, said clock chip is carried out the timing operation, and the time scale information that comprises current date and time is provided;
Said storer is used for storage of processor program, Monitoring Data and alarm threshold value;
Said processor management on-scene communication module, remote communication module, sensing unit, interface circuit, clock chip and storer, and Monitoring Data handled;
When sensing unit is delivered to processor through interface circuit with Monitoring Data; Processor reads time scale information from clock chip; And add time scale information to the Monitoring Data afterbody; Target Monitoring Data stored into memory when having added then, and send through on-scene communication module or remote communication module;
Said power supply is transformed to the required WV of device each several part circuit with external power supply, and device each several part circuit is sensing unit, interface circuit, processor, on-scene communication module, remote communication module, clock chip and storer;
External power supply is 220V AC power or battery.
6. a kind of pollutant emission monitoring device according to claim 1; It is characterized in that; Said on-scene communication module, remote communication module can both adopt inserting mode to be installed on the circuit board; Specifically be meant: mounting receptacle on circuit board, and communication module and remote communication module are installed contact pin at the scene, insert respective socket with the contact pin of on-scene communication module or remote communication module;
When not needing on-scene communication module or remote communication module, on-scene communication module or remote communication module are pulled up from circuit board.
7. a pollutant emission monitoring system is characterized in that, its structure is following: the 1st independent monitoring device to the N independence monitoring device, the 1st aggregation node monitoring device to the M aggregation node monitoring device connect through network and data center; Data center is connected through first Ethernet with the 1st supervision user terminal to the L supervision user terminal, and i aggregation node monitoring device communicates with the 1st cooperation monitoring device to the Ki cooperation monitoring device respectively through its on-scene communication module, and i gets 1-M; M gets more than or equal to 1, and N gets more than or equal to 1, and L gets more than or equal to 1, and Ki gets more than or equal to 3;
Said network is the GSM/GPRS network or second Ethernet, and when network was the GSM/GPRS network, short message receiving terminal was connected with network;
The 2nd independent monitoring device to the N independence monitoring device all has identical structure with the 1st independent monitoring device;
The 2nd cooperation monitoring device to the Ki cooperation monitoring device all has identical structure with the 1st cooperation monitoring device;
The 2nd aggregation node monitoring device to the M aggregation node monitoring device all has identical structure with the 1st aggregation node monitoring device.
8. a kind of pollutant emission monitoring system according to claim 7; It is characterized in that; It is on-the-spot that the said the 1st independent monitoring device to the N independence monitoring device, the 1st cooperation monitoring device to the Ki cooperation monitoring device and the 1st aggregation node monitoring device to the M aggregation node monitoring device all are deployed in monitoring, is used to monitor pollutant emission and to data center's transmission of monitoring data;
Monitoring point disperseing to dispose is equipped with independent monitoring device, and the monitoring point that dispersion is disposed and other monitoring points are at a distance of more than the 500m; The 1st independent monitoring device to the N independence monitoring device directly passes through network to data center's transmission of monitoring data;
Monitoring point in intensive deployment is equipped with cooperation monitoring device and aggregation node monitoring device, and the monitoring point of intensive deployment and other monitoring points are in 500m; The 1st cooperation monitoring device to the Ki cooperation monitoring device and i aggregation node monitoring device constitute sensor network through ZigBee network (12), or connect through CAN bus (13), transmission field monitoring data; I aggregation node monitoring device is collected the Monitoring Data of the 1st cooperation monitoring device to the Ki cooperation monitoring device through wireless sensor network or CAN bus (13) and is transmitted to data center through network.
9. a kind of pollutant emission monitoring system according to claim 7; It is characterized in that; Said data center towards the internet or second Ethernet set up server; Set up TCP with the 1st independent monitoring device to the N independence monitoring device and the 1st aggregation node monitoring device to the M aggregation node monitoring device and be connected, receive the Monitoring Data of uploading; Set up database then, Monitoring Data is stored in the database, at last through first Ethernet issue Monitoring Data.
10. a kind of pollutant emission monitoring system according to claim 7 is characterized in that, the Monitoring Data that said the 1st supervision user terminal to the L supervision user terminal all receives data center to be issued also shows through user interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210068910.4A CN102621279B (en) | 2012-03-15 | 2012-03-15 | Pollutant discharge monitoring device and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210068910.4A CN102621279B (en) | 2012-03-15 | 2012-03-15 | Pollutant discharge monitoring device and system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102621279A true CN102621279A (en) | 2012-08-01 |
| CN102621279B CN102621279B (en) | 2015-07-08 |
Family
ID=46561318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210068910.4A Expired - Fee Related CN102621279B (en) | 2012-03-15 | 2012-03-15 | Pollutant discharge monitoring device and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102621279B (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103024941A (en) * | 2012-12-25 | 2013-04-03 | 杭州电子科技大学 | System and method for real-time hydrologic monitoring and transmission based on wireless sensor network |
| CN103037001A (en) * | 2012-12-21 | 2013-04-10 | 北京时代凌宇科技有限公司 | Standard signal acquisition device and corresponding test method and system |
| CN103116341A (en) * | 2013-01-29 | 2013-05-22 | 上海西律自动化设备有限公司 | Multifunctional wireless remote measurement and control recorder |
| CN103728947A (en) * | 2013-12-30 | 2014-04-16 | 聚光科技(杭州)股份有限公司 | Pollutant discharge monitoring method |
| CN104299398A (en) * | 2013-07-17 | 2015-01-21 | Abb技术股份公司 | Recording device |
| CN104864905A (en) * | 2015-02-28 | 2015-08-26 | 中国农业科学院农业资源与农业区划研究所 | Agricultural non-point source pollution surface runoff main water process monitoring device and method |
| CN104864919A (en) * | 2015-02-28 | 2015-08-26 | 中国农业科学院农业资源与农业区划研究所 | Farmland non-point source pollution surface runoff monitoring device and method |
| CN107037183A (en) * | 2017-05-31 | 2017-08-11 | 苏州源泓环保科技有限公司 | Pollutant monitoring control method |
| CN109195125A (en) * | 2018-08-06 | 2019-01-11 | 深圳汇通智能化科技有限公司 | Traffic pollutants discharge wisdom and monitor system |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6236332B1 (en) * | 1997-10-22 | 2001-05-22 | Profile Systems, Llc | Control and monitoring system |
| US20030120444A1 (en) * | 2001-08-13 | 2003-06-26 | Sempra Energy Solutions | System and method for environmental data acquisition |
| CN1591008A (en) * | 2003-08-28 | 2005-03-09 | 湖南力合科技发展有限公司 | Pollution source on line monitoring network system |
| CN1873716A (en) * | 2006-06-16 | 2006-12-06 | 张小平 | Long-range wireless monitoring method and equipment for pollution discharge based on geographical information system |
| CN101262398A (en) * | 2007-12-14 | 2008-09-10 | 华南理工大学 | Monitoring sub-station communication network for pollution source monitoring system |
| CN101742536A (en) * | 2009-11-27 | 2010-06-16 | 西安元智系统技术有限责任公司 | Cultural relic conservation environment multi-parameter intelligent real-time monitoring system and method thereof |
| CN101796389A (en) * | 2007-06-28 | 2010-08-04 | 派瑞设备公司 | Systems and methods for remote monitoring of contaminants in fluids |
| CN102104990A (en) * | 2010-12-27 | 2011-06-22 | 电子科技大学 | Wireless sensor network node structure with long service life and high precision |
| CN102109511A (en) * | 2009-12-29 | 2011-06-29 | 上海电气集团股份有限公司 | Sewage monitoring network structure based on wireless sensor network |
| CN202024992U (en) * | 2011-03-30 | 2011-11-02 | 大连民族学院 | Sewage monitoring system |
-
2012
- 2012-03-15 CN CN201210068910.4A patent/CN102621279B/en not_active Expired - Fee Related
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6236332B1 (en) * | 1997-10-22 | 2001-05-22 | Profile Systems, Llc | Control and monitoring system |
| US20030120444A1 (en) * | 2001-08-13 | 2003-06-26 | Sempra Energy Solutions | System and method for environmental data acquisition |
| CN1591008A (en) * | 2003-08-28 | 2005-03-09 | 湖南力合科技发展有限公司 | Pollution source on line monitoring network system |
| CN1873716A (en) * | 2006-06-16 | 2006-12-06 | 张小平 | Long-range wireless monitoring method and equipment for pollution discharge based on geographical information system |
| CN101796389A (en) * | 2007-06-28 | 2010-08-04 | 派瑞设备公司 | Systems and methods for remote monitoring of contaminants in fluids |
| CN101262398A (en) * | 2007-12-14 | 2008-09-10 | 华南理工大学 | Monitoring sub-station communication network for pollution source monitoring system |
| CN101742536A (en) * | 2009-11-27 | 2010-06-16 | 西安元智系统技术有限责任公司 | Cultural relic conservation environment multi-parameter intelligent real-time monitoring system and method thereof |
| CN102109511A (en) * | 2009-12-29 | 2011-06-29 | 上海电气集团股份有限公司 | Sewage monitoring network structure based on wireless sensor network |
| CN102104990A (en) * | 2010-12-27 | 2011-06-22 | 电子科技大学 | Wireless sensor network node structure with long service life and high precision |
| CN202024992U (en) * | 2011-03-30 | 2011-11-02 | 大连民族学院 | Sewage monitoring system |
Non-Patent Citations (1)
| Title |
|---|
| 宋雪臣等: "基于无线传感器网络的油田参数监测系统", 《煤炭技术》, no. 07, 10 July 2009 (2009-07-10) * |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103037001A (en) * | 2012-12-21 | 2013-04-10 | 北京时代凌宇科技有限公司 | Standard signal acquisition device and corresponding test method and system |
| CN103037001B (en) * | 2012-12-21 | 2016-07-13 | 北京时代凌宇科技有限公司 | A kind of standard signal acquisition device and accordingly method of testing and system |
| CN103024941A (en) * | 2012-12-25 | 2013-04-03 | 杭州电子科技大学 | System and method for real-time hydrologic monitoring and transmission based on wireless sensor network |
| CN103116341A (en) * | 2013-01-29 | 2013-05-22 | 上海西律自动化设备有限公司 | Multifunctional wireless remote measurement and control recorder |
| CN104299398A (en) * | 2013-07-17 | 2015-01-21 | Abb技术股份公司 | Recording device |
| CN103728947A (en) * | 2013-12-30 | 2014-04-16 | 聚光科技(杭州)股份有限公司 | Pollutant discharge monitoring method |
| CN103728947B (en) * | 2013-12-30 | 2016-09-21 | 聚光科技(杭州)股份有限公司 | The monitoring method of pollutant emission |
| CN104864905A (en) * | 2015-02-28 | 2015-08-26 | 中国农业科学院农业资源与农业区划研究所 | Agricultural non-point source pollution surface runoff main water process monitoring device and method |
| CN104864919A (en) * | 2015-02-28 | 2015-08-26 | 中国农业科学院农业资源与农业区划研究所 | Farmland non-point source pollution surface runoff monitoring device and method |
| CN107037183A (en) * | 2017-05-31 | 2017-08-11 | 苏州源泓环保科技有限公司 | Pollutant monitoring control method |
| CN109195125A (en) * | 2018-08-06 | 2019-01-11 | 深圳汇通智能化科技有限公司 | Traffic pollutants discharge wisdom and monitor system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102621279B (en) | 2015-07-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102621279A (en) | Pollutant discharge monitoring device and system | |
| CN210007722U (en) | Chemical plant visual safety monitoring system based on Internet of things | |
| Zhu et al. | Monitoring system for forest fire based on wireless sensor network | |
| CN201638379U (en) | Wireless temperature and humidity monitoring system for warehousing environment | |
| CN103247151A (en) | Geological disaster monitoring system | |
| Watthanawisuth et al. | Microclimate real-time monitoring based on ZigBee sensor network | |
| CN101476913B (en) | Wireless stem flow sensor and its control method | |
| CN104332042A (en) | Arduino-based wireless sensor network island parameter monitoring system | |
| Pătru et al. | LoRA based, low power remote monitoring and control solution for Industry 4.0 factories and facilities | |
| Das et al. | Energy harvesting-enabled 5G advanced air pollution monitoring device | |
| Jin-feng et al. | A Low-cost Wireless Water Quality Auto-monitoring System. | |
| Muhendra et al. | Development of digital water meter infrastructure using wireless sensor networks | |
| CN105320117A (en) | Amplifying and filtering circuit-based household gas intelligent monitoring system | |
| CN206132750U (en) | Water environment monitoring and pollution sources positioning system based on wireless sensor network | |
| CN102200456B (en) | System for monitoring toxic and harmful gases in chemical industry park | |
| CN103245378A (en) | Intrinsic safety type multifunctional hydrologic monitoring platform based on Wi-Fi MESH technology | |
| CN105973311A (en) | Remote forest environment detection system based on temperature and humidity sensor | |
| CN105182886A (en) | Wireless transmission-based factory workshop monitoring system | |
| CN206479801U (en) | A kind of Temperature sampler and temperature monitoring system automatically configured at the scene | |
| CN208013129U (en) | A kind of intelligent ozone sensor | |
| RU159702U1 (en) | AUTONOMOUS WIRELESS GAS SENSOR WITH SYSTEM OF COLLECTION AND ACCUMULATION OF MICROWAVE ENERGY FROM THE ENVIRONMENT | |
| CN105321299A (en) | Detecting and rectifying circuit-based household gas intelligent monitoring system | |
| CN206313819U (en) | A kind of monitoring system of wireless network networking | |
| Muhendra | Development of Non-Intrusive Low-Power Digital Water Meter Reading System Based On Wireless Mesh Network and Internet of Things | |
| Sriharsha et al. | Monitoring the paddy crop field using Zigbee Network |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20200315 |