CN103544810B - A kind of rubble flow based on big-dipper satellite and GPRS is short faces method for early warning - Google Patents
A kind of rubble flow based on big-dipper satellite and GPRS is short faces method for early warning Download PDFInfo
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Abstract
The present invention relates to that a kind of rubble flow based on big-dipper satellite and GPRS is short faces method for early warning, belong to Risk Analysis System of Geo-hazards technical field.This method for early warning comprises the following steps: (1) determines positioning system sensing node position; (2) pressure transducer and rain gage are set; (3) Beidou satellite navigation mobile phone is reequiped; (4) monitor: in conjunction with pressure data, GPRS signal change and with or without, can judge that whether rubble flow occurs, and occur place; Monitoring personnel make final early warning decision by each Monitoring Data, when reaching warning level, are just submitted to management commander department immediately, carry out Information issued with corresponding rank.By setting up, rubble flow is short faces early warning system in the present invention, improves the monitoring and warning to mud-stone flow disaster, thus reduces a large amount of casualties and economic loss.
Description
Technical field
The present invention relates to that a kind of rubble flow based on big-dipper satellite and GPRS is short faces method for early warning, belong to Risk Analysis System of Geo-hazards technical field.
Background technology
Rubble flow refers at mountain area or other cheuch deep gullies, the area that landform is dangerously steep, because heavy rain, severe snow or other disasteies landslide of causing carry the special mighty torrent of a large amount of silt and stone.China due to complex geologic conditions, be mud-stone flow disaster multiplely.Rubble flow is a kind of geologic function between flowing water and landslide, and typical rubble flow is by left floating thick solid debris thing and the thickness mud being rich in flour sand and clay forms.Under suitable topographic condition, a large amount of water bodys soaks into the solids bulk material in hillside or ditch bed, and its stability is reduced, and the solids bulk material of saturated with water moves under self gravitation effect, just defines rubble flow.Rubble flow generally breaks out suddenly, breaks with tremendous force, and can carry huge stone, and to advance at utmost speed, has powerful energy, and thus it is greatly destructive.
The main harm of rubble flow is destroy by rush of water cities and towns, enterprises and institutions, factory, mine, rural area, causes people and animals' injures and deaths, destroys house and other job facilities, destroy crops, forest and arable land.In addition, rubble flow also can silt river course up sometimes, not only blocks shipping, also may cause floods.Affect the many factors of rubble flow intensity, as rubble flow capacity, flow velocity, flow etc., wherein debris flow and landslips is main on the impact of rubble flow causing disastrous degree.In addition, multiple human activity also aggravates the effect of above-mentioned factor in many-side, promotes the formation of rubble flow.
In the prevention process of rubble flow, the current problem that need solve has following: the determination of (1) rubble flow influence factor, the economic activity of geomorphologic conditions, geologic condition, meteorology and hydrology, Vegetation and soil and the mankind is all the influence factor that mud-stone flow disaster produces, with regard to technological layer, in the middle of these influence factors, those factors can apply in Real-Time Monitoring under technical merit condition now, not yet determines; (2) due to the complicacy of mud-stone flow disaster generation environment, how build early warning system by Beidou satellite navigation system and just can play early warning is faced to the short of rubble flow.(3) how sensing node and the node of GPRS module in monitored area are arranged and just can be reached the short effect of facing early warning of rubble flow.(4) how the influence factor causing rubble flow to occur comprehensively defines its early warning threshold values.(5) division of debris flow early-warning level.
China's rubble flow mainly based on control, be still in the starting stage, but the restriction that existing method for early warning is subject to technology is often excessive at actual application medial error, too much in debris flow early-warning; And the present invention is based on existing proven technique basis, by innovative approach, change pattern achieves the short of rubble flow and faces early warning.
Summary of the invention
The object of the present invention is to provide one in conjunction with Sensor Network technology, based on Beidou satellite navigation and positioning system and GPRS long distance wireless data transmission technology, to utilize first 10 minutes, rainfall half an hour carries out early warning to rubble flow.
To achieve these goals, technical scheme of the present invention is as follows:
Rubble flow based on big-dipper satellite and GPRS is short faces a method for early warning, comprises the following steps:
(1) positioning system sensing node position is determined: the debris flow early-warning information that can be obtained by monitoring under current technical conditions has geomorphologic conditions, geologic condition and meteorological hydrologic condition, each more specific location information with GPRS positioning system sensing node is determined by means of Beidou satellite navigation system and GPRS, node earthward central station sends request, ground central station issues a signal to satellite again, node is reached respectively afterwards through two satellite launchs, ground central station, by the time needed for calculating two kinds of signal pathways, can complete location;
(2) pressure transducer and rain gage are set: use MapGIS graphics software to obtain the landforms situation of monitored area by all node location informations; Simultaneously in order to obtain corresponding geology and meteorological hydrographic information, pressure transducer and rain gage are set:
1. pressure transducer is set: the cheuch larger in debris flow possibility builds post of blocking, and differing heights setting pressure sensor thereon, when debris flow, due to its unit weight, flow velocity and flow are all much larger than general sediment laden flow, so the numerical value of pressure transducer can be made to rise rapidly, the force value recorded is passed to the GPRS module be connected with it by pressure transducer, information is uploaded to GPRS network by this module, data just can reach Surveillance center by this network, and pass through the treatment and analyses of monitoring personnel, judge whether this position has rubble flow to pass through, and the scale of rubble flow,
Concrete foundation is, in the Different periods that rubble flow occurs, the rubble flow unit weight (V) in this region is not identical, and early stage, diluted debris flow unit weight was 1.8g/cm
3> V > 1.5g/cm
3, mid-term, viscous mud-flow unit weight was V > 1.8g/cm
3, later stage carrying flood unit weight is V < 1.5g/cm
3the impulsive force of the rubble flow of different unit weight carrying flood in other words differs greatly, so by can clearly distinguish flood and rubble flow the different pressures information analysis of pressure transducer node-node transmission, by formula F=pgsh, (F is the pressure that sensor records to pressure information, p is density and unit weight V, g=10m/s
2, s is pressure transducer lifting surface area, and h is the vertical height of sensor to rubble flow surface, and h can be obtained by the information operation of triones navigation system and GPRS module) calculate.
2. rain gage is set: rainfall monitoring point is arranged on the residential area in survey district, is connected by rain gage with GPRS module as far as possible, selects broad view, the place that surrounding is blocked without trees, and require that GPRS signal is stablized; In the wild without residential area, but the place that must set up an office, concrete stake can be built on stable basement rock, rain gage is rack-mount with GPRS module, require broad view equally, GPRS signal is stablized, and use solar cell for supplying power accumulator to ensure, the rainfall that rain gage can be recorded like this and raininess data are sent to GPRS network by GPRS module simultaneously;
(3) Beidou satellite navigation mobile phone is reequiped: Beidou satellite navigation mobile phone is repacked into a thinner plastic plate, can waterproof, make it toughness stronger, stronger impact can be resisted, there is larger buoyancy simultaneously, and there is the function of receiving and transmitting signal on two sides, at debris flow gully, tampered Beidou satellite navigation mobile phone is installed;
(4) monitor: the pressure data that Surveillance center passes back pressure transducer, rain gage, navigation mobile phone in above-mentioned node location, rainfall product data, the big-dipper satellite elements of a fix manage, and realize the storage of data, inquiry, statistical study, by the rainfall amount of a single point, raininess Data Integration, obtain the rainfall amount in this region, raininess situation, in conjunction with pressure data, GPRS signal change and with or without, can judge that whether rubble flow occurs, and the place occurred; Monitoring personnel make final early warning decision by Analysis on monitoring data result, when reaching warning level, are just submitted to management commander department immediately, carry out Information issued with corresponding rank.
In described step (1), the detailed process of described node locating is, with the known coordinate of any two satellites for the center of circle, separately with the satellite measured to the distance of user side for radius, form two spheres; Node will be positioned on the crossing circular arc of two spheres, ground central station is furnished with electronics hypsographic map, provides one to be the centre of sphere with the earth's core, the non-homogeneous sphere being radius with the centre of sphere to ground level, mathematically solve the intersection point of this circular arc and earth surface, namely obtain the position of node.
In described step (3), the debris flow gully position that described Beidou satellite navigation mobile phone is installed should comprise following six: the 1. concave bank in river valley: because when rubble flow occurs, its huge lateral erosion ability, once often can recessed side more than degradation 2m.2. at the exit or entrance of a clitch that Zhigou enters to converge: be also that rubble flow occurs to corrode violent area here.3. on the small-sized Debris Flow Deposition layer of Debris Flow on Slope Surface ditch: formed because Debris Flow on Slope Surface is mainly entered to be compiled in tap drain by brae small-sized rubble flow mass-sending property exactly, lay the change of the Beidou navigation mobile phone location after can monitoring repacking in time in these places, thus shift to an earlier date the debris flow early-warning time.4. easily occur at gully type rubble flow on the crumb layer on landslide: when it reaches capacity because of moisture, when starting to glide, repacking Beidou navigation mobile phone can be followed it always and be glided, when slipping down in cheuch, plastic plate just can be walked with the drift of tap drain flood, and the change of repacking Beidou navigation mobile phone location signal just can track at monitored space always.5. bank, both sides, riverbank are being fallen: these places often also larger erosion can occur.6. forming region, the riverbed, Circulation Area of typical debris flow gully: often the most easily wash away here.
Beneficial effect of the present invention is: the problem that the invention solves following several respects: the influence factor of (1) rubble flow is determined; (2) fusion of Beidou satellite navigation system, GPRS and Sensor Network; (3) whether occur according to the influence factor determination rubble flow of the data gathered and rubble flow; (4) the short realization of facing early warning of rubble flow.By setting up, rubble flow is short faces early warning system, improves the monitoring and warning to mud-stone flow disaster, thus reduces a large amount of casualties and economic loss.
Embodiment
Set forth that rubble flow based on big-dipper satellite and GPRS is short faces method for early warning below further with specific embodiment.
Embodiment
So that typical western mountainous areas debris flow gully landform---Li County, Sichuan Gan Bao Zang Zhai, illustrates the implementation method of this Early-warning Model.
Rubble flow based on big-dipper satellite and GPRS is short faces method for early warning, comprises the following steps:
(1) positioning system sensing node position is determined.Determine that the debris flow early-warning information that can be obtained by monitoring under current technical conditions has geomorphologic conditions, geologic condition and meteorological hydrologic condition, each more specific location information with GPRS positioning system sensing node is determined by means of Beidou satellite navigation system and GPRS, node earthward central station sends request, ground central station issues a signal to satellite again, node is reached respectively afterwards through two satellite launchs, ground central station, by the time needed for calculating two kinds of signal pathways, can complete location.
The detailed process of this localization method is, with the known coordinate of any two satellites for the center of circle, separately with the satellite measured to the distance of user side for radius, form two spheres; Node will be positioned on the crossing circular arc of two spheres, ground central station is furnished with electronics hypsographic map, provides one to be the centre of sphere with the earth's core, the non-homogeneous sphere being radius with the centre of sphere to ground level, mathematically solve the intersection point of this circular arc and earth surface, namely obtain the position of node.
(2) pressure transducer and rain gage are set.MapGIS graphics software is used to obtain the landforms situation of monitored area by all node location informations; Simultaneously in order to obtain corresponding geology and meteorological hydrographic information, pressure transducer and rain gage are set.
1. pressure transducer is set.The cheuch larger in debris flow possibility builds post of blocking, and differing heights setting pressure sensor thereon.When debris flow, because its unit weight, flow velocity and flow are all much larger than general sediment laden flow, so the numerical value of pressure transducer can be made to rise rapidly, the force value recorded is passed to the GPRS module be connected with it by pressure transducer, information is uploaded to GPRS network by this module, and data just can pass Surveillance center back by this network, for the treatment and analyses of monitoring personnel, judge whether this position has rubble flow to pass through, and the scale of rubble flow.In Different periods after rubble flow occurs, this region rubble flow unit weight (V) is not identical, and early stage, diluted debris flow unit weight was 1.8g/cm
3> V > 1.5g/cm
3, mid-term, viscous mud-flow unit weight was V > 1.8g/cm
3, later stage carrying flood unit weight is V < 1.5g/cm
3the impulsive force of the rubble flow of different unit weight carrying flood in other words differs greatly, so by can clearly distinguish flood and rubble flow the different pressures information analysis of pressure transducer node-node transmission, by formula F=ρ gsh, (F is the pressure that sensor records to pressure information, ρ is density and unit weight V, g=10m/s
2, s is pressure transducer lifting surface area, and h is the vertical height of sensor to rubble flow surface, and h can be obtained by triones navigation system and GPRS module information operation) calculate.
2. rain gage is set.Rainfall monitoring point is arranged on the residential area in survey district as far as possible, is connected by rain gage with GPRS module, selects broad view, the place that surrounding is blocked without trees, and requires that GPRS signal is stablized.In the wild without residential area, but the place that must set up an office, concrete stake can be built on stable basement rock, rain gage is rack-mount with GPRS module, require broad view equally, GPRS signal is stablized, and use solar cell for energy storage device guarantee, the rainfall that so just rain gage can be recorded and raininess data are sent to GPRS network by GPRS module simultaneously.
(3) Beidou satellite navigation mobile phone is reequiped.Beidou satellite navigation mobile phone is repacked into a thinner plastic plate, can waterproof, make it toughness comparatively strong, stronger impact can be resisted, there is larger buoyancy simultaneously, and there is the function of receiving and transmitting signal on two sides.Device designed by installing at debris flow gully, according in following six places: the 1. concave bank in river valley: because when occurring when rubble flow, its huge lateral erosion ability, once often can recessed side more than degradation 2m.2. at the exit or entrance of a clitch that Zhigou enters to converge: be also that rubble flow occurs to corrode violent area here.3. on the small-sized Debris Flow Deposition layer of Debris Flow on Slope Surface ditch: formed because Debris Flow on Slope Surface is mainly entered to be compiled in tap drain by brae small-sized rubble flow mass-sending property exactly, the position signalling laying Beidou navigation mobile phone after can observing repacking in time in these places changes, thus shifts to an earlier date the debris flow early-warning time.4. easily occur at gully type rubble flow on the crumb layer on landslide: when it reaches capacity because of moisture, when starting to glide, Beidou navigation mobile phone can be followed it always and be glided, when slipping down in cheuch, Beidou navigation mobile phone just can be walked with the drift of tap drain flood, and the change of Beidou navigation mobile phone location signal can track at monitored space always.5. bank, both sides, riverbank are being fallen: these places often also larger erosion can occur.6. forming region, the riverbed, Circulation Area of typical debris flow gully: often the most easily wash away here.
(4) monitor: the pressure data that Surveillance center passes back pressure transducer, rain gage, navigation mobile phone in above-mentioned node location, rainfall product data, the big-dipper satellite elements of a fix manage, and realize the storage of data, inquiry, statistical study, by the rainfall amount of a single point, raininess Data Integration, obtain the rainfall amount in this region, raininess situation, in conjunction with pressure data, GPRS signal change and with or without, also can judge that whether rubble flow occurs, and the place occurred.Monitoring personnel make final early warning decision by each Monitoring Data, when reaching warning level, are just submitted to management commander department immediately, carry out Information issued with corresponding rank.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.
Claims (3)
1. face a method for early warning based on the rubble flow of big-dipper satellite and GPRS is short, it is characterized in that: the method comprises the following steps:
(1) positioning system sensing node position is determined: the debris flow early-warning information that can be obtained by monitoring under current technical conditions has geomorphologic conditions, geologic condition and meteorological hydrologic condition, each more specific location information with GPRS positioning system sensing node is determined by means of Beidou satellite navigation system and GPRS, node earthward central station sends request, ground central station issues a signal to satellite again, node is reached respectively afterwards through two satellite launchs, ground central station, by the time needed for calculating two kinds of signal pathways, can complete location;
(2) pressure transducer and rain gage are set: the landforms situation obtaining monitored area according to node position information operating MapGIS graphics software; Simultaneously in order to obtain corresponding geology and meteorological hydrographic information, pressure transducer and rain gage are set:
1. pressure transducer is set: the cheuch larger in debris flow possibility builds post of blocking, and differing heights setting pressure sensor thereon, when debris flow, due to its unit weight, flow velocity and flow are all much larger than general sediment laden flow, so the numerical value of pressure transducer can be made to rise rapidly, the force value recorded is passed to the GPRS module be integrated on node by pressure transducer, GPRS module will pass data back Surveillance center by GPRS network, for the treatment and analyses of monitoring personnel, judge whether this position has rubble flow to pass through, and the scale of rubble flow,
2. rain gage is set: rainfall monitoring point is arranged on the residential area in survey district, is connected by rain gage with GPRS module as far as possible, selects broad view, the place that surrounding is blocked without trees, and require that GPRS signal is stablized; In the wild without residential area, but the place that must set up an office, concrete stake can be built on stable basement rock, rain gage is rack-mount with GPRS module, require broad view equally, GPRS signal is stablized, and use solar cell to power as everyday power sources with the generation of accumulator power supply prevention in support emergency case, the rainfall that rain gage can be recorded like this and raininess data are sent to Surveillance center by GPRS module by GPRS network and are processed and analyze simultaneously;
(3) Beidou satellite navigation mobile phone is reequiped: Beidou satellite navigation mobile phone is repacked into a thinner plastic plate, can waterproof, make it toughness stronger, stronger impact can be resisted, there is larger buoyancy simultaneously, and there is the function of receiving and transmitting signal on two sides, the Beidou satellite navigation mobile phone of reequiping is installed at debris flow gully;
(4) monitor: the pressure data that Surveillance center passes back the various pressure transducer of above-mentioned node location, rain gage, navigation mobile phone, rainfall product data, the big-dipper satellite elements of a fix manage, and realize the storage of data, inquiry, statistical study, by the rainfall amount of a single point, raininess Data Integration, obtain the rainfall amount in this region, raininess situation, in conjunction with pressure data, GPRS signal change and with or without, can judge that whether rubble flow occurs, and the place occurred; Monitoring personnel make final early warning decision by each Monitoring Data, when reaching warning level, are just submitted to management commander department immediately, carry out Information issued with corresponding rank.
2. a kind of rubble flow based on big-dipper satellite and GPRS according to claim 1 is short faces method for early warning, it is characterized in that: in described step (1), the detailed process of described node locating is, with the known coordinate of any two satellites for the center of circle, separately with the satellite measured to the distance of user side for radius, form two spheres; Node will be positioned on the crossing circular arc of two spheres, ground central station is furnished with electronics hypsographic map, provides one to be the centre of sphere with the earth's core, the non-homogeneous sphere being radius with the centre of sphere to ground level, mathematically solve the intersection point of this circular arc and earth surface, namely obtain the position of node.
3. a kind of rubble flow based on big-dipper satellite and GPRS according to claim 1 is short faces method for early warning, it is characterized in that: in described step (3), the position that described Beidou satellite navigation mobile phone is arranged on debris flow gully should comprise following six: the 1. concave bank in river valley; 2. Zhigou enters the exit or entrance of a clitch of remittance; On the small-sized Debris Flow Deposition layer of 3. Debris Flow on Slope Surface ditch; 4. gully type rubble flow easily occurs on the crumb layer on landslide; 5. bank, both sides, riverbank are fallen; 6. forming region, the riverbed, Circulation Area of typical debris flow gully.
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|---|---|---|---|---|
| CN103903396B (en) * | 2014-04-11 | 2016-09-21 | 西南科技大学 | A kind of for the short network architecture pattern facing early warning system of mud-rock flow |
| CN104102980B (en) * | 2014-07-28 | 2017-10-20 | 中国地质调查局西安地质调查中心 | A kind of geo-hazard early-warning method based on risk assessment |
| CN105006108B (en) * | 2015-07-20 | 2017-08-29 | 四川隧唐科技股份有限公司 | A kind of natural calamity automatic early-warning system and its implementation |
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| CN106157541B (en) * | 2016-07-19 | 2018-08-21 | 成都理工大学 | A kind of Debris Flow method for early warning and its application |
| CN108241182B (en) * | 2016-12-23 | 2019-03-15 | 中科星图股份有限公司 | A kind of debris flow monitoring system |
| CN108230626B (en) * | 2018-03-07 | 2020-02-21 | 南阳理工学院 | Debris flow early warning system based on Internet of things |
| CN110319849A (en) * | 2019-06-28 | 2019-10-11 | 四川科达乐气象科技有限公司 | A kind of traffic navigation system and method based on meteorology, water conservancy and geologic data |
| CN113487837A (en) * | 2021-08-16 | 2021-10-08 | 中国地质调查局水文地质环境地质调查中心 | Debris flow monitoring and early warning system and method |
| CN117130016B (en) * | 2023-10-26 | 2024-02-06 | 深圳市麦微智能电子有限公司 | Personal safety monitoring system, method, device and medium based on Beidou satellite |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001255363A (en) * | 2000-03-09 | 2001-09-21 | Japan Radio Co Ltd | Intermittent satellite signal positioning system |
| CN102013150A (en) * | 2010-09-28 | 2011-04-13 | 浙江工业大学 | System for predicting geologic hazard based on rainfall intensity, moisture content of slope soil and deformation |
| CN102103787A (en) * | 2011-02-27 | 2011-06-22 | 中国科学院水利部成都山地灾害与环境研究所 | Debris flow early warning method |
| CN102122423A (en) * | 2011-01-18 | 2011-07-13 | 中国地质调查局水文地质环境地质调查中心 | Mud-rock flow monitoring, analyzing and early-warning device and mud-rock flow monitoring method |
| CN102354432A (en) * | 2011-09-30 | 2012-02-15 | 昆明理工大学 | Landslip and debris flow early warning system based on MESH network |
| CN102610059A (en) * | 2012-03-01 | 2012-07-25 | 河海大学 | Monitoring and prewarning system for sudden flood in mountainous area and establishing method thereof |
| CN103149904A (en) * | 2013-02-18 | 2013-06-12 | 四川准达科技有限责任公司 | Intelligent device and intelligent method for early warning and monitoring of power plant geological disasters based on Internet of Things technology |
-
2013
- 2013-10-15 CN CN201310502863.4A patent/CN103544810B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001255363A (en) * | 2000-03-09 | 2001-09-21 | Japan Radio Co Ltd | Intermittent satellite signal positioning system |
| CN102013150A (en) * | 2010-09-28 | 2011-04-13 | 浙江工业大学 | System for predicting geologic hazard based on rainfall intensity, moisture content of slope soil and deformation |
| CN102122423A (en) * | 2011-01-18 | 2011-07-13 | 中国地质调查局水文地质环境地质调查中心 | Mud-rock flow monitoring, analyzing and early-warning device and mud-rock flow monitoring method |
| CN102103787A (en) * | 2011-02-27 | 2011-06-22 | 中国科学院水利部成都山地灾害与环境研究所 | Debris flow early warning method |
| CN102354432A (en) * | 2011-09-30 | 2012-02-15 | 昆明理工大学 | Landslip and debris flow early warning system based on MESH network |
| CN102610059A (en) * | 2012-03-01 | 2012-07-25 | 河海大学 | Monitoring and prewarning system for sudden flood in mountainous area and establishing method thereof |
| CN103149904A (en) * | 2013-02-18 | 2013-06-12 | 四川准达科技有限责任公司 | Intelligent device and intelligent method for early warning and monitoring of power plant geological disasters based on Internet of Things technology |
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|---|---|
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