CN102507030A - Portable lock-rotor temperature measuring device of motor - Google Patents
Portable lock-rotor temperature measuring device of motor Download PDFInfo
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- CN102507030A CN102507030A CN201110318077XA CN201110318077A CN102507030A CN 102507030 A CN102507030 A CN 102507030A CN 201110318077X A CN201110318077X A CN 201110318077XA CN 201110318077 A CN201110318077 A CN 201110318077A CN 102507030 A CN102507030 A CN 102507030A
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- 238000002474 experimental method Methods 0.000 claims description 9
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Abstract
The invention discloses a portable lock-rotor temperature measuring device of a motor. The method comprises a monitoring module, a communication module, a temperature measuring module, a portable box module and a wiring module. The portable temperature measuring device has the functions of automatic testing, automatic recording, automatic analysis and automatic control and the testing difficulties of the conventional motor locked-rotor test using separated parts for testing, such as manual operation and recording and human monitoring, are solved; in addition, the device is small in size and easy to carry, and the problems that the conventional device is not easy to carry and can not be used for on-site measurement on a motor application site are solved. By adoption of the portable lock-rotor temperature measuring device designed by the invention, the temperature measuring test can be carried out on the lock rotor of various motors, and the blank in the field is filled.
Description
Technical field
The present invention relates to a kind of motor temperature measuring equipment, specifically, relate to a kind of portable electric machine stall temperature measuring equipment.
Background technology
Motor manufacturer is for guaranteeing product quality; The various performances that before Motor Production Test, must carry out life-span, high temperature, drench with rain, some tests such as salt fog, stall are used for detecting motor; Wherein the stall experiment mainly is to let motor be in the stall state in the laboratory artificially with frock clamp; Measure the temperature characteristic of motor, be used for judging motor properties.Temperature rise is the temperature difference of motor and environment, indicates the degree of heat of motor, is in operation, and increases suddenly like electric machine temperature rise, explains that motor has fault, or overload of power.Temperature rise is a design of electrical motor and an operating important indicator, measures temperature rise and mainly contains three kinds of methods: what its measurement result of (1) thermometer method reflected is the local surfaces temperature of winding insulation.This digital averaging is " hottest point " low about 15 ℃ than the actual maximum temperature of winding insulation.This method is the simplest, in, use on the small machine more.(2) its measurement result reflection of electric-resistivity method is the mean value of whole winding copper cash temperature.This number reduces by 5～15 ℃ than actual maximum temperature by the different classes of insulation.This method is to measure the cold conditions and the hot resistance of conductor, calculates average temperature rising by relevant formula.(3) thermopair is embedded in winding, iron core or other need measure the method for the highest parts of desired temperature.Its measurement result reflects the temperature of temperature element contact position, and measurement result is more accurate, and large-size machine often adopts this method to come the running temperature of monitoring motor.But no matter adopt which kind of way; The locked-rotor temperature-rise of China most motor enterprise measurement automatization level is all lower at present; The general separating component that adopts is formed experimental system; Manual operations, hand-kept, artificial monitoring are accomplished, and measuring equipment all should not carry in addition, can't be implemented in the on-the-spot field survey of motor application.
Based on this, how to invent a kind of portable electric machine stall temperature measuring equipment, realize automatic control to the motor rotation blockage thermometric, reaching the robotization of parameter acquisition, device control, temperature correction, and be convenient for carrying, be the problem that the present invention mainly solves.
Summary of the invention
The present invention has overcome the deficiency of prior art, has proposed a kind of portable electric machine stall temperature measuring equipment, can very convenient realization to motor rotation blockage experiment carrying out temperature survey and performance test, system automation degree height, good reliability, easy to carry.
In order to solve the problems of the technologies described above, the present invention adopts following technical scheme to be achieved:
A kind of portable electric machine stall temperature measuring equipment comprises monitoring module, communication module, temperature measurement module, carrying case module, Wiring module.This device can realize automatic test, automatically record, analyze automatically, control function automatically, solved in the experiment of prior motor stall and adopted separating component to experimentize, manual operations, hand-kept, a test difficult problem of artificially monitoring.
Adopt notebook computer easy to carry, that stable performance has the RS232 communication port as host computer in the said control module; Change the RS485 communication module through RS232 and connect and grind magnificent ADAM5000E and ADAM5018 thermopair acquisition module in the temperature measurement module, realize to the data acquisition of temperature measurement module with control automatically.RS485 bus network technology maturation, communication is stable.
In order to solve how problem easy to carry again of measure dot number; Adopted and ground magnificent ADAM5000E and ADAM5018; Wherein ADAM5000E is a substrate, and ADAM5018 can gather 8 tunnel temperature for the thermopair acquisition module, and an ADAM5000E can install 7 ADAM5018 modules at most; This device is totally 1 ADAM5000E, and 7 ADAM5018 can measure 56 tunnel temperature altogether.
Further again, said carrying case module adopts the carrying case of aluminium alloy, comprises that the temperature measurement module that is contained in wherein and the general assembly (TW) of communication module are no more than 5 kilograms, and the size of casing: 470mm * 200mm * 170mm is easy to carry about with one.
Further again, described Wiring module comprises that temperature compensation cable and connection terminal reduce the error of measuring temperature to greatest extent.Wherein the sensor used of thermometric adopts the thermoelectric corner of J type, and measurement range: 0-760 ℃, measuring accuracy: ± 0.5%, Measurement Resolution: 0.1 ℃.
Compared with prior art, advantage of the present invention and good effect are: portable electric machine stall temperature measuring equipment of the present invention has following function and advantage:
(1), volume is little, be convenient for carrying
This installation weight is no more than 5 kilograms, and is in light weight and size is less, conveniently carries at a distance, can realize that manufacturer carries out necessary test experiments to applying unit;
(2), control and test automatically automatically
The robotization of the measurement of this device realization motor rotation blockage temperature parameter, collection, correction, warning;
(3), Centralized Monitoring, standardization is strong
This device can be gathered the motor rotation blockage temperature in real time, and the real-time of collection, standard, standardization, accuracy are that manual type can't be accomplished, are suitable for current modern production and information-based requirement;
(4), parameter is analysis automated
This device can write down and show the Temperature numerical and the change curve of motor rotation blockage, to the data of gathering analyze, store, statistics etc., generate the whether qualified relevant form of motor and can print, realize the management modernization of system;
(5), the device can safeguard and extensibility good
ME is convenient in the EM equipment module design of this device.The hardware using modular design, the design of The software adopted configuration makes system extension, upgrading all needn't change the state of existing equipment;
(6), require low but high efficiency to the staff
Need not the high level computer personnel during operation of this device, the scene only need dispose common operating personnel promptly can keep watch on and control test process, and accurate state analysis and response have faster reduced waste, have guaranteed stable operation.
After the detailed description in conjunction with the advantages embodiment of the present invention, other characteristics of the present invention and advantage will become clearer.
Description of drawings
Fig. 1 is the system module structural drawing of a kind of portable electric machine stall temperature measuring equipment proposed by the invention.
Fig. 2 is the monitoring software modular structure figure of a kind of portable electric machine stall temperature measuring equipment proposed by the invention.
Fig. 3 is the test flow chart of a kind of portable electric machine stall temperature measuring equipment embodiment proposed by the invention.
Embodiment
Do explanation in further detail below in conjunction with the accompanying drawing specific embodiments of the invention.
Embodiment one, and referring to shown in Figure 1, a kind of portable electric machine stall temperature measuring equipment of present embodiment comprises monitoring module P1, communication module P2, temperature measurement module P3, carrying case module P4, Wiring module P5.Said monitoring module P1 is used for the automatic control of whole device; Described communication module P2 is mainly used in the communication of device; Described temperature measurement module P3 is used for the temperature acquisition of whole device; Described carrying case module P4 is used to place temperature measurement module and communication module and relevant action button etc., and described Wiring module P5 is used for the connection of on-the-spot motor device.
Embodiment two, and referring to shown in Figure 2, present embodiment is a kind of monitoring software modular structure figure of portable electric machine stall temperature measuring equipment; The concrete condition of motor temperature test during according to stall; The Control Software of device has seven big functional modules, is respectively " system management ", " system configuration ", " system operation ", " curve is browsed ", " project is patrolled and examined ", " about system ", " withdrawing from ".Main function comprises.
System management: " DB Backup ", " database derivation ", " database empties ", " setting of printing ".
System configuration: " entrusting the odd numbers setting ", " channel number setting ", " channel number is browsed ", " adjustment of data ", " user management ".
System operation: " system's start and stop ", " real time data is browsed ", " test data inquiry ", " test data deletion ".
Curve is browsed: " real-time curve ", " history curve ".
Project is patrolled and examined: " public project ", " special-purpose project ", " patrol record ".
About system: " about system ".
Withdraw from: " withdrawing from ".
This Control Software, friendly interface, simple to operate, easy to use; Feature richness, stable performance, picture is attractive in appearance, uses for reference domestic advanced person's host computer method for designing; Make HMI (man-machine interface) have more hommization, mobilism etc., it can be accomplished former cause operating personnel automatically and is engaged in, and like data collection, job order application, task but distribute and work such as maintenance, also has automatic formation curve; Functions such as system management, its use will be increased work efficiency greatly, makes things convenient for business administration.
Embodiment three, and referring to shown in Figure 3, present embodiment is the test flow chart of a kind of portable electric machine stall temperature measuring equipment embodiment.Testing procedure is following: the first step: select testing of electric motors and through mechanical frock clamp motor is set to be in the stall state, the J type thermopair that will test then in the motor is received (the point for measuring temperature quantity of all motors altogether must not surpass 56) in the link block;
In second step, system powers on, and starts proving installation, and carries out the motor rotation blockage temperature experiment according to testing process: it is the third-party test odd numbers that job order is filled in (1), and concrete parameter is seen accompanying drawing Fig. 4.(2) carry out TCH test channel then and distribute, at first in left hurdle list box, select " trust odd numbers ", secondly set interval in " acquisition interval setting " group box on the right, select in the group box channel number to be set, see accompanying drawing Fig. 5 at channel number.
The 3rd step: motor powers on, and starts the host computer collection, carries out test experiments.This moment, motor was in the stall state, and motor temperature can increase gradually, installs real-time collecting temperature data, through " " curve plotting to the temperature test Data Dynamic of gathering lets the user can observe the variation of data intuitively to real-time curve.And the range of parametric line is regulated variation automatically.The user can browse the curvilinear motion of nearest 300 points through selecting " trust odd numbers " and Pass No., sees accompanying drawing Fig. 6.In the time of also can monitoring current institute test data in real time; Click " real time data is browsed " submenu under the master menu " system operation "; Can eject " real time data " window, in these forms: (1) normal temperature shows that with blue font (2) nonoptional passage is displays temperature not; (3) show 0 when disconnected idol occurring, see accompanying drawing Fig. 7.Attention: if there is measuring error in proving installation, can in measuring process, click " adjustment of data " submenu under the master menu " system's setting ", at first must carry out password confirming; After having only password correct, just can eject " adjustment of data " window, if the numerical value and the actual numerical value of gathering have difference; Need click " correction " button; In the corrected value window that ejects, be input to difference in the square frame and get final product by " preservation " button, see accompanying drawing Fig. 8.
The 4th step: judge whether the test duration reach, if do not reach the test duration, device works on, if reach then stop.
A kind of portable electric machine stall temperature measuring equipment of the present invention; Be applicable to all kinds of motor rotation blockage experiments; Can very convenient realization its carry out temperature survey and performance test, system has automaticity height, good reliability, advantage such as easy to carry, has wide practical prospect.
Certainly; Above-mentioned explanation is not to be limitation of the present invention; This present invention also is not limited in above-mentioned giving an example, and variation, remodeling, interpolation or replacement that those skilled in the art are made in essential scope of the present invention also should belong to protection scope of the present invention.
Claims (6)
1. a portable electric machine stall temperature measuring equipment comprises monitoring module, communication module, temperature measurement module, carrying case module, Wiring module; It is characterized in that: the portable electric machine stall temperature measuring equipment of the present invention's design, can be directed against the stall temperature experiment that all kinds of motors can be accomplished automatic test, data analysis, realize the robotization of parameter acquisition, temperature correction and temperature alarming;
Said temperature measurement module and communication module are installed in the carrying case module, are convenient for carrying; Wiring module is to connect temperature measurement module, is mainly used in the pre-buried thermopair that connects in the testing of electric motors, is the intermediate link of temperature measurement module and on-the-spot motor; Monitoring module is connected with temperature measurement module through communication module, the read test data, and guarantee that whole device moves according to predetermined experiment process automatically.
2. portable electric machine stall temperature measuring equipment according to claim 1 is characterized in that: the said temperature measurement module and the communication module of system are installed in the carrying case module, are convenient for carrying.
3. portable electric machine stall temperature measuring equipment according to claim 2 is characterized in that: described temperature measurement module mainly comprise Taiwan grind China ADAM5000E and ADAM5018 thermopair acquisition module.
4. portable electric machine stall temperature measuring equipment according to claim 3 is characterized in that: described monitoring module is the portable computer that monitoring test software has been installed, and is connected with communication module through the RS232 serial communication port;
System removes possesses the parameter demonstration, and the parameter range is provided with, print and report output, and user management, the output of reporting to the police, the curve generation outside the functions such as data analysis, also has the temperature correction function.
5. portable electric machine stall temperature measuring equipment according to claim 4 is characterized in that: described communication module adopts technology maturation, the stable RS485 bus network of communication.
6. portable electric machine stall temperature measuring equipment according to claim 5 is characterized in that: described Wiring module comprises that temperature compensation cable and connection terminal reduce the error of measuring temperature to greatest extent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110318077XA CN102507030A (en) | 2011-10-19 | 2011-10-19 | Portable lock-rotor temperature measuring device of motor |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110318077XA CN102507030A (en) | 2011-10-19 | 2011-10-19 | Portable lock-rotor temperature measuring device of motor |
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| CN102507030A true CN102507030A (en) | 2012-06-20 |
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| CN201110318077XA Pending CN102507030A (en) | 2011-10-19 | 2011-10-19 | Portable lock-rotor temperature measuring device of motor |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103529387A (en) * | 2013-10-21 | 2014-01-22 | 南车株洲电力机车研究所有限公司 | Test method and system for stalling of permanent magnet motor |
| CN105319401A (en) * | 2014-07-29 | 2016-02-10 | 上海华东电信研究院 | Clamp for motor rotor blocking tests |
| CN105699897A (en) * | 2016-03-31 | 2016-06-22 | 山东省计量科学研究院 | Motor rotation blockage winding measurement device |
| CN107314826A (en) * | 2017-08-22 | 2017-11-03 | 沈国青 | A kind of motor temperature monitoring device |
| CN110554317A (en) * | 2019-09-24 | 2019-12-10 | 格力电器（武汉）有限公司 | Motor locked-rotor experiment monitoring system, monitoring method and monitoring device thereof |
| CN110849486A (en) * | 2019-11-21 | 2020-02-28 | 中环天仪股份有限公司 | Temperature acquisition system implementation method based on RS485 bus communication |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103529387A (en) * | 2013-10-21 | 2014-01-22 | 南车株洲电力机车研究所有限公司 | Test method and system for stalling of permanent magnet motor |
| CN103529387B (en) * | 2013-10-21 | 2016-03-09 | 南车株洲电力机车研究所有限公司 | A kind of magneto stall method of testing and system |
| CN105319401A (en) * | 2014-07-29 | 2016-02-10 | 上海华东电信研究院 | Clamp for motor rotor blocking tests |
| CN105699897A (en) * | 2016-03-31 | 2016-06-22 | 山东省计量科学研究院 | Motor rotation blockage winding measurement device |
| CN107314826A (en) * | 2017-08-22 | 2017-11-03 | 沈国青 | A kind of motor temperature monitoring device |
| CN110554317A (en) * | 2019-09-24 | 2019-12-10 | 格力电器（武汉）有限公司 | Motor locked-rotor experiment monitoring system, monitoring method and monitoring device thereof |
| CN110849486A (en) * | 2019-11-21 | 2020-02-28 | 中环天仪股份有限公司 | Temperature acquisition system implementation method based on RS485 bus communication |
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Application publication date: 20120620 |