CN104952212A - Power-grid-GIS-based early warning method of geological disaster and apparatus thereof - Google Patents

Power-grid-GIS-based early warning method of geological disaster and apparatus thereof Download PDF

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Publication number
CN104952212A
CN104952212A CN201410447135.2A CN201410447135A CN104952212A CN 104952212 A CN104952212 A CN 104952212A CN 201410447135 A CN201410447135 A CN 201410447135A CN 104952212 A CN104952212 A CN 104952212A
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CN
China
Prior art keywords
geologic hazard
hazard
geologic
coordinate
power
Prior art date
Application number
CN201410447135.2A
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Chinese (zh)
Inventor
牛进苍
孙世军
张治取
张鹏
常英贤
孙为民
杨啸帅
王波
韩洪
程中华
Original Assignee
国网山东省电力公司应急管理中心
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Priority to CN201410447135.2A priority Critical patent/CN104952212A/en
Publication of CN104952212A publication Critical patent/CN104952212A/en

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    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00Alarms responsive to a single specified undesired or abnormal operating condition and not elsewhere provided for
    • G08B21/02Alarms for ensuring the safety of persons
    • G08B21/10Alarms for ensuring the safety of persons responsive to calamitous events, e.g. tornados or earthquakes
    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/01Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
    • G08B25/06Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using power transmission lines

Abstract

The invention discloses a power-grid-GIS-based early warning method of a geological disaster and an apparatus thereof. The method comprises: a power equipment graph layer is determined according to the coordinate of the power equipment in a power grid GIS platform; a geological disaster grade and a disaster prevention grade are established according to historical monitoring data of the geological disaster and the geological condition of the early warning area and correlated information is stored; early warning information of the geological disaster at the early warning area is monitored in real time and the information is stored to a power grid GIS database; a geological disaster model is established; and data correlation processing is carried out. According to the invention, the method and apparatus have the following beneficial effects: the early warning precision is improved; the emergency resource wasting is effectively reduced; refined early warning of power facilities can be realized; the disaster destructiveness is effectively reduced; and targeted measures and specifications for geological disaster prevention can be formulated; and the losses of the power grid can be reduced.

Description

A kind of geo-hazard early-warning method based on power grid GIS and device
Technical field
The invention belongs to the weather warning field of electric system, be specifically related to a kind of geo-hazard early-warning method based on power grid GIS and device.
Background technology
Geological information is the important evidence of Electric Power Network Planning, design, construction, operation, transformation, and geologic condition not only affects engineering construction cost, also can affect the safety of power grid construction, operation.Along with the continuous change of geologic condition and geologic hazard, the requirement of power construction reply geologic condition also improves constantly.
The geologic hazards such as avalanche, landslide, rubble flow, ground fissure, soil erosion take place frequently, and bring significant damage to safe operation of electric network.Various electric power facility comprises the facilities such as transmission of electricity, power transformation, distribution, distributional region is wide, at present not for the method for early warning of electrical network facilities specialty geologic hazard, manpower and materials often through at substantial carry out regular or irregular maintenance to grid equipment, carry out pre-Geological disaster prevention to the impact of grid equipment.For the geologic hazard of burst, timely early warning cannot be accomplished, accurately cannot comprehensively monitor the influence degree of various meteorological disaster to grid equipment, more can not take the strong precautionary measures to various geologic hazard, reduce casualty loss to greatest extent timely and effectively.
Summary of the invention
Object of the present invention is exactly to solve the problem, propose a kind of geo-hazard early-warning method based on power grid GIS and device, the method is passed through the data analysis such as geologic condition, meteorological element, find out the general pests occurrence rule of disaster, set up analytical model and early warning in time, Accurate Prediction can be carried out to the geologic hazard in electrical network areal coverage.
To achieve these goals, the present invention adopts following technical scheme:
Based on a geo-hazard early-warning method for power grid GIS, comprising:
(1) in power network GIS platform, the power equipment coordinate of prewarning area is positioned; Coordinate according to power equipment establishes power equipment layer;
(2) geologic hazard grade is set up according to prewarning area geologic hazard Historical Monitoring data and geologic condition and the grade store relevant information of taking precautions against natural calamities;
(3) Monitoring and forecasting system in real-time regional geohazards: and relevant weather information, and described information is stored to power grid GIS database;
(4) set up geologic hazard model: the geologic hazard monitored and relevant weather information are mated with geologic hazard level data, establish disaster loss grade; And in power network GIS platform, set up geologic hazard region layer according to the coordinate that geologic hazard region occurs;
(5) data correlation process: the geologic hazard model of prewarning area is associated with power equipment layer, establish the power equipment in geologic hazard region and be shown on power network GIS platform map, in conjunction with the intensity of combating a natural disaster of geology disaster loss grade and power equipment, generate electrical network disaster alarm result and issue text document by comprehensive detection early warning system of preventing and reducing natural disasters, intuitively display with scrolling information, issue early warning result.
Described power equipment comprises: transformer station, transmission tower, distribution shaft tower, switchgear building, box-type substation, ring main unit and marketing network.
Described geologic hazard grade is comprehensively determined according to geological conditions, antecedent precipitation amount, following rainfall intensity and geologic agent; According to geologic hazard occur possibility size and daily rainfall number, geologic hazard is divided into 4 grades.
The method that the described coordinate according to there is geologic hazard region sets up geologic hazard region layer in power network GIS platform is:
According to the coordinate information that geologic hazard region occurs, first calibrating coordinates is carried out to the coordinate that geologic hazard region occurs, by coordinate conversion instrument, 80 coordinate conversion are become 2000 coordinates again, after converted coordinate, the zone location of geologic hazard will occur in power grid GIS map;
According to the coordinate information of generation geologic hazard region in GIS map, be projected in GIS map, set up corresponding generation geologic hazard region layer according to coordinate information.
Described electrical network disaster alarm result at least comprises: the geographic position of prewarning area, pre-warning time, forecast duration, geologic hazard generation area, Disasters Type and advanced warning grade.
Based on a device for the geo-hazard early-warning method of power grid GIS, comprising:
For positioning the power equipment coordinate of prewarning area, and establish the device of power equipment layer according to the coordinate of power equipment;
For setting up geologic hazard grade according to prewarning area geologic hazard Historical Monitoring data and geologic condition and the grade store the device of relevant information of taking precautions against natural calamities;
For Monitoring and forecasting system in real-time regional geohazards: and relevant weather early warning information, and described information is stored to the device of power grid GIS database;
For the geo-hazard early-warning monitored information being mated with geologic hazard level data, establish the device of disaster loss grade; For setting up the device of geologic hazard region layer in power network GIS platform according to the coordinate that geologic hazard region occurs;
For the geologic hazard model of prewarning area is associated with power equipment layer, establish the power equipment in geologic hazard region and be shown on power network GIS platform map, in conjunction with the intensity of combating a natural disaster of geology disaster loss grade and power equipment, generate electrical network disaster alarm result and the device issued.
Described power equipment comprises: transformer station, transmission tower, distribution shaft tower, switchgear building, box-type substation, ring main unit and marketing network.
Described geologic hazard grade is comprehensively determined according to geological conditions, antecedent precipitation amount, following rainfall intensity and geologic agent; According to geologic hazard occur possibility size and daily rainfall number, geologic hazard is divided into 4 grades.
The described device for setting up geologic hazard region layer in power network GIS platform according to the coordinate that geologic hazard region occurs comprises:
For the coordinate information according to generation geologic hazard region, first calibrating coordinates is carried out to the coordinate that geologic hazard region occurs, by coordinate conversion instrument, 80 coordinate conversion are become 2000 coordinates again, after converted coordinate, the zone location of geologic hazard will occur to the device in power grid GIS map;
For according to the coordinate information of generation geologic hazard region in GIS map, be projected in GIS map, set up the corresponding device that geologic hazard region layer occurs according to coordinate information.
Described electrical network disaster alarm result at least comprises: the geographic position of prewarning area, pre-warning time, forecast duration, geologic hazard generation area, Disasters Type and advanced warning grade.
The invention has the beneficial effects as follows:
1, improve the precision of early warning, effectively reduce emergency resources waste.
2, set up the electric power geo-hazard early-warning model of specialty, and associate power equipment, form the meticulous early warning for single line, equipment.Achieve the early warning that becomes more meticulous for electric power facility, effectively reduce the destructiveness of disaster, contribute to being formed with pre-Geological disaster prevention measure specification targetedly, reduce grid loss.
3, geologic hazard and the relevant weather early warning information of the important power equipments such as transformer station, defeated modified line road, shaft tower can be grasped in real time, for electrical network provides meteorological and disaster alarm intuitively.
Accompanying drawing explanation
Fig. 1 is the geo-hazard early-warning method flow diagram that the present invention is based on power grid GIS.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the present invention will be further described:
Present system framework adopts J2EE multi-layer framework, is with good expansibility, to be convenient to system interconnect, to have very high security, is also easy to maintenance management simultaneously.Adopt multilayer system and the Software Component Design of standard J2EE simultaneously, operation for plateform system provides reliable underlying basis, make the exploitation more quickness and high efficiency of system, the security of system, extensibility, portability, availability, ease for maintenance obtain strong guarantee.
Regional power grid Assessment of Geological Hazard model is established based on electric power GIS platform, obtain the geological vector data in geological information, obtain the image data in described geological information, analysis geologic hazard type, hazard rating associate different electric power facility anti-disaster grade, comprehensively analyzed by history such as meteorological heavy rain, geologic conditions, and associate power equipment, form the meticulous early warning for single line, equipment.
Concrete geo-hazard early-warning method as shown in Figure 1, comprises the following steps:
1, power equipment location: in power network GIS platform, grid equipment is joined etc. to defeated change and carries out coordinate setting;
Concrete grid equipment comprises: transformer station, transmission tower, distribution shaft tower, switchgear building, box-type substation, ring main unit, marketing network etc.
2, apparatus for establishing layer: the coordinate according to electric power facility establishes power equipment layer in power grid GIS map; Comprise the geographic coordinate of various power equipment in power network GIS platform, the coordinate information of power equipment is directly exported in GIS map by power network GIS platform, in GIS map, set up corresponding equipment layer according to the coordinate information of power equipment.
3, establish by geologic condition grade of taking precautions against natural calamities: establish disaster loss grade by Historical Monitoring data and geologic condition, and then establish grade of taking precautions against natural calamities;
Geologic hazard grade is comprehensively determined according to geological conditions, antecedent precipitation amount, following rainfall intensity and geologic agent; According to geologic hazard occur possibility size and daily rainfall number, geologic hazard is divided into 4 grades.Be respectively:
One-level: in 24 hours, the possibility that geologic hazard occurs is very little;
Secondary: in 24 hours, the possibility that geologic hazard occurs is comparatively large, and daily rainfall 60-70mm, issues yellow early warning;
In three grades: 24 hours, the possibility that geologic hazard occurs is comparatively large, and daily rainfall 70-100mm, issues orange early warning;
Level Four: in 24 hours, the possibility that geologic hazard occurs is very large, and daily rainfall >100mm issues red early warning.
4, Geological Hazards Monitoring data: Real-Time Monitoring geologic hazard and the weather warning information relevant to geologic hazard, carry out timely management and control to information on geological disasters, early warning, prevention.
Information on geological disasters comprises:
The geological image of address disaster Real-Time Monitoring comprises concrete geology information data, as mountain blasting, landslide, rubble flow, surface collapse, desertification and bogginess, salting of soil, Loess Collapsibility, soil erosion and earthquake, volcano etc.
Relevant weather information comprises:
The freezing evils such as heavy showers forecast in flood season, Rainstorm Flood, drought early warning, tropical cyclone, frost low temperature, hailstorm forecast etc.
5, set up geologic hazard model: set up geologic hazard model according to Geological Hazards Monitoring data and geologic hazard historical data, according to the coordinate that geologic hazard region occurs, form geologic hazard region, project on power network GIS platform map;
According to the coordinate information that geologic hazard region occurs, first calibrating coordinates is carried out to the coordinate that geologic hazard region occurs, guarantee the accuracy of coordinate, by coordinate conversion instrument, 80 coordinate conversion are become 2000 coordinates again, object navigates in GIS map, the zone location of geologic hazard will occur in power grid GIS map after converted coordinate.
According to the coordinate information of generation geologic hazard region in GIS map, be projected in GIS map, set up corresponding generation geologic hazard region layer according to coordinate information.
6, data processing, the geologic hazard model of prewarning area is associated with power equipment layer, establish the power equipment in geologic hazard region and be shown on power network GIS platform map, in conjunction with the intensity of combating a natural disaster of geology disaster loss grade and power equipment, generate electrical network disaster alarm result and issue text document by comprehensive detection early warning system of preventing and reducing natural disasters, intuitively display with scrolling information, issue early warning result, notice the departments concerned carries out work on duty, 24 hours on duty, carry out the anti-dangerous disaster relief to prepare, to geologic hazard hidden danger point inspection in region, monitoring and strick precaution.
Electrical network disaster alarm result should comprise: the geographic position of prewarning area, pre-warning time, forecast duration, geologic hazard generation area, the content such as Disasters Type and advanced warning grade.
Geological Hazards Monitoring data and electrical network facilities data are carried out integrated and shared by the fusion of geologic hazard Real-time Monitoring Data and electrical network facilities data.Information on geological disasters and power grid GIS data are goed deep into integrated, and displaying analysis can be carried out with multiple chart, histogram, Line Chart etc.And grid equipment can be superposed with geologic hazard data in GIS map and show, facilitate user to position, analyze, check.
Such as, there is rainfall day after day in somewhere, it is very large that Integrated Early Warning System of preventing and reducing natural disasters monitors rainfall amount, daily rainfall reaches 90mm every day, issue orange pre-alert notification, set up geologic hazard model, GIS map associates grid equipment, intuitively demonstrate the coverage of geologic hazard, in time strick precaution is made to the power equipment in coverage.
By reference to the accompanying drawings the specific embodiment of the present invention is described although above-mentioned; but not limiting the scope of the invention; one of ordinary skill in the art should be understood that; on the basis of technical scheme of the present invention, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection scope of the present invention.

Claims (10)

1., based on a geo-hazard early-warning method for power grid GIS, it is characterized in that, comprising:
(1) in power network GIS platform, the power equipment coordinate of prewarning area is positioned; Coordinate according to power equipment establishes power equipment layer;
(2) geologic hazard grade is set up according to prewarning area geologic hazard Historical Monitoring data and geologic condition and the grade store relevant information of taking precautions against natural calamities;
(3) Monitoring and forecasting system in real-time regional geohazards: and relevant weather information, and described information is stored to power grid GIS database;
(4) set up geologic hazard model: the geologic hazard monitored and relevant weather information are mated with geologic hazard level data, establish disaster loss grade; And in power network GIS platform, set up geologic hazard region layer according to the coordinate that geologic hazard region occurs;
(5) data correlation process: the geologic hazard model of prewarning area is associated with power equipment layer, establish the power equipment in geologic hazard region and be shown on power network GIS platform map, in conjunction with the intensity of combating a natural disaster of geology disaster loss grade and power equipment, generate electrical network disaster alarm result and issue text document by comprehensive detection early warning system of preventing and reducing natural disasters, intuitively display with scrolling information, issue early warning result.
2. a kind of geo-hazard early-warning method based on power grid GIS as claimed in claim 1, it is characterized in that, described power equipment comprises: transformer station, transmission tower, distribution shaft tower, switchgear building, box-type substation, ring main unit and marketing network.
3. a kind of geo-hazard early-warning method based on power grid GIS as claimed in claim 1, it is characterized in that, described geologic hazard grade is comprehensively determined according to geological conditions, antecedent precipitation amount, following rainfall intensity and geologic agent; According to geologic hazard occur possibility size and daily rainfall number, geologic hazard is divided into 4 grades.
4. a kind of geo-hazard early-warning method based on power grid GIS as claimed in claim 1, is characterized in that, the method that the described coordinate according to there is geologic hazard region sets up geologic hazard region layer in power network GIS platform is:
According to the coordinate information that geologic hazard region occurs, first calibrating coordinates is carried out to the coordinate that geologic hazard region occurs, by coordinate conversion instrument, 80 coordinate conversion are become 2000 coordinates again, after converted coordinate, the zone location of geologic hazard will occur in power grid GIS map;
According to the coordinate information of generation geologic hazard region in GIS map, be projected in GIS map, set up corresponding generation geologic hazard region layer according to coordinate information.
5. a kind of geo-hazard early-warning method based on power grid GIS as claimed in claim 1, it is characterized in that, described electrical network disaster alarm result at least comprises: the geographic position of prewarning area, pre-warning time, forecast duration, geologic hazard generation area, Disasters Type and advanced warning grade.
6., as claimed in claim 1 based on a device for the geo-hazard early-warning method of power grid GIS, it is characterized in that, comprising:
For positioning the power equipment coordinate of prewarning area, and establish the device of power equipment layer according to the coordinate of power equipment;
For setting up geologic hazard grade according to prewarning area geologic hazard Historical Monitoring data and geologic condition and the grade store the device of relevant information of taking precautions against natural calamities;
For Monitoring and forecasting system in real-time regional geohazards: and relevant weather early warning information, and described information is stored to the device of power grid GIS database;
For the geo-hazard early-warning monitored information being mated with geologic hazard level data, establish the device of disaster loss grade; For setting up the device of geologic hazard region layer in power network GIS platform according to the coordinate that geologic hazard region occurs;
For the geologic hazard model of prewarning area is associated with power equipment layer, establish the power equipment in geologic hazard region and be shown on power network GIS platform map, in conjunction with the intensity of combating a natural disaster of geology disaster loss grade and power equipment, generate electrical network disaster alarm result and the device issued.
7. the device of a kind of geo-hazard early-warning method based on power grid GIS as claimed in claim 1, it is characterized in that, described power equipment comprises: transformer station, transmission tower, distribution shaft tower, switchgear building, box-type substation, ring main unit and marketing network.
8. the device of a kind of geo-hazard early-warning method based on power grid GIS as claimed in claim 1, it is characterized in that, described geologic hazard grade is comprehensively determined according to geological conditions, antecedent precipitation amount, following rainfall intensity and geologic agent; According to geologic hazard occur possibility size and daily rainfall number, geologic hazard is divided into 4 grades.
9. the device of a kind of geo-hazard early-warning method based on power grid GIS as claimed in claim 1, is characterized in that, the described device for setting up geologic hazard region layer in power network GIS platform according to the coordinate that geologic hazard region occurs comprises:
For the coordinate information according to generation geologic hazard region, first calibrating coordinates is carried out to the coordinate that geologic hazard region occurs, by coordinate conversion instrument, 80 coordinate conversion are become 2000 coordinates again, after converted coordinate, the zone location of geologic hazard will occur to the device in power grid GIS map;
For according to the coordinate information of generation geologic hazard region in GIS map, be projected in GIS map, set up the corresponding device that geologic hazard region layer occurs according to coordinate information.
10. the device of a kind of geo-hazard early-warning method based on power grid GIS as claimed in claim 1, it is characterized in that, described electrical network disaster alarm result at least comprises: the geographic position of prewarning area, pre-warning time, forecast duration, geologic hazard generation area, Disasters Type and advanced warning grade.
CN201410447135.2A 2014-09-04 2014-09-04 Power-grid-GIS-based early warning method of geological disaster and apparatus thereof CN104952212A (en)

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CN108318630A (en) * 2018-02-06 2018-07-24 济宁中科云天环保科技有限公司 A kind of urban air-quality real-time monitoring system and method for early warning
CN108873019A (en) * 2018-06-08 2018-11-23 广州市泺立能源科技有限公司 High voltage transmission line high-accuracy position system
CN109188568A (en) * 2018-10-18 2019-01-11 国网山东省电力公司应急管理中心 A kind of fine early warning system of Doppler radar meteorology vector quantization power grid
CN109215275A (en) * 2018-10-18 2019-01-15 国网山东省电力公司应急管理中心 A kind of fire monitoring method for early warning based on temperature data in grid operation
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CN111127849A (en) * 2019-12-19 2020-05-08 浙江天禄环境科技有限公司 Accident early warning method comprehensively considering meteorological and chemical plant peripheral area

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Cited By (12)

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Publication number Priority date Publication date Assignee Title
CN106844595A (en) * 2017-01-12 2017-06-13 山东鲁能软件技术有限公司 A kind of specialized meteorological services application platform based on power grid GIS
CN107169087A (en) * 2017-05-12 2017-09-15 北京辰安科技股份有限公司 Warning information methods of exhibiting and warning information exhibiting device
CN108318630A (en) * 2018-02-06 2018-07-24 济宁中科云天环保科技有限公司 A kind of urban air-quality real-time monitoring system and method for early warning
CN108873019A (en) * 2018-06-08 2018-11-23 广州市泺立能源科技有限公司 High voltage transmission line high-accuracy position system
CN109188568A (en) * 2018-10-18 2019-01-11 国网山东省电力公司应急管理中心 A kind of fine early warning system of Doppler radar meteorology vector quantization power grid
CN109215275A (en) * 2018-10-18 2019-01-15 国网山东省电力公司应急管理中心 A kind of fire monitoring method for early warning based on temperature data in grid operation
CN109541602A (en) * 2018-10-18 2019-03-29 国网山东省电力公司应急管理中心 A kind of fine early warning of Doppler radar meteorology vector quantization power grid and regulator control system
CN109541602B (en) * 2018-10-18 2020-03-13 国网山东省电力公司应急管理中心 Doppler radar meteorological vectorization power grid fine early warning and regulation and control system
CN109188568B (en) * 2018-10-18 2020-12-01 国网山东省电力公司应急管理中心 Doppler radar meteorological vectorization power grid fine early warning system
CN110570628A (en) * 2019-09-18 2019-12-13 中国电建集团贵州电力设计研究院有限公司 Power transmission line pole tower geological disaster monitoring, early warning and analyzing system and using method
CN111127849A (en) * 2019-12-19 2020-05-08 浙江天禄环境科技有限公司 Accident early warning method comprehensively considering meteorological and chemical plant peripheral area
CN111127849B (en) * 2019-12-19 2021-04-09 浙江天禄环境科技有限公司 Accident early warning method comprehensively considering meteorological and chemical plant peripheral area

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