CN106178327A - The method of disposal that transmission line forest fire is on-the-spot - Google Patents
The method of disposal that transmission line forest fire is on-the-spot Download PDFInfo
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- CN106178327A CN106178327A CN201610640210.6A CN201610640210A CN106178327A CN 106178327 A CN106178327 A CN 106178327A CN 201610640210 A CN201610640210 A CN 201610640210A CN 106178327 A CN106178327 A CN 106178327A
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/02—Fire prevention, containment or extinguishing specially adapted for particular objects or places for area conflagrations, e.g. forest fires, subterranean fires
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Abstract
The invention discloses the method for disposal that a kind of transmission line forest fire is on-the-spot, including obtaining transmission line forest fire field data；Judge mountain fire and the distance of transmission line of electricity and spreading trend；Judge the restriction to fire extinguishing of burnt area and landform；Again judge the distance of mountain fire distance transmission line of electricity；Carry out the thing that mountain fire is on-the-spot is disposed according to judged result, including monitoring, manufacture isolation strip, fire extinguishing, load transfer, exiting reclosing and brownout operation etc..The present invention, based on scene of a fire information, takes the concrete measures in light of the circumstances, it is to avoid put out a fire everywhere mountain fire, saves the human and material resources that mountain fire is disposed；Give full play to all kinds of extinguishing device feature, improve blow-off velocity and efficiency；Comprehensive utilization external environment condition also combines grid side measure, reduces transmission line forest fire tripping operation probability and the tripping operation impact to electrical network, it is ensured that the safe and stable operation of electrical network.
Description
Technical field
Present invention relates particularly to the method for disposal that a kind of transmission line forest fire is on-the-spot.
Background technology
In recent years, the fuel such as coal, liquefied gas gradually replaces firewood as main fuel, naturally accumulating through vegetation, suburb
District and rural vegetation are dense.Being burnt the grass on waste land by villager and people offer a sacrifice to an ancestor to wait and affected by fiery custom, power transmission line corridor is it occur frequently that greatly
Scope mountain fire, and owing to the mountain fire persistent period is long, reclosing is difficult to successfully, easily causes a plurality of circuit and trips power failure simultaneously, even
Cause mains breakdown.Mountain fire has become the safe operation of serious threat bulk power grid and the hot issue that society's normal power supply is new.
At present, China has carried out the prediction of a series of transmission line forest fire, has monitored and the transmission line of electricity mountain such as fire extinguishing
Fire preventing and controlling, improve electrical network and resist the ability of mountain fire disaster, it is ensured that the safe and stable operation of electrical network.But, electrical network mountain
Fire has certain randomness, it was predicted that yardstick exists the limit, and electrical network mountain fire satellite monitoring is big by sky cloud effect, therefore, and mountain fire calamity
Evil is the most serious to the security threat of electrical network.At present, commonly used backpack spray or the mode of mobile fire extinguishing platform fire extinguishing
Dispose transmission line forest fire.But, transmission line forest fire site contour complicated condition, the scene of a fire comes in every shape, power system operating mode
Changing various, cause the disposal of transmission line forest fire to have particularity and complexity: first, existing disposal options can only be for
The onset mountain fire that a part of physical features is smooth, have a good transport service is disposed, and mountain fire precipitous for physical features, ungetable there is also scarce
Fall into；Secondly, there is the possibility of discharge breakdown in transmission line of electricity under the conditions of mountain fire, easily fire extinguishing personnel is caused personal injury；Furthermore,
The most not yet exist at present when mountain fire area is excessive, by putting out a fire troop and equipment is limited, fail to put out in time in the thing in the case of mountain fire
Method of disposal.Therefore, there is no at present and a kind of dispose method of disposal in the result thing that preferably, more the mountain fire of science is on-the-spot.
Summary of the invention
It is an object of the invention to provide a kind of mountain fire disposal efficiency height, can effectively put out or stop mountain fire to spread initiation
Line tripping also improves the method for disposal that the transmission line forest fire of electric power netting safe running reliability is on-the-spot.
The method of disposal that this transmission line forest fire that the present invention provides is on-the-spot, comprises the steps:
S1. the data message that transmission line forest fire is on-the-spot is obtained；
S2. the mountain fire field data information obtained according to step S1, according to distance and the mountain fire of mountain fire scene distance transmission line of electricity
The trend spread:
If the distance of mountain fire distance transmission line of electricity is more than A1 and less than A2, and when the trend that spreads of mountain fire is not directed to transmission line of electricity,
Taking to keep watch and following the tracks of and report without delay the method for disposal of on-the-spot intensity of a fire situation；
S3. judge burnt area now and landform to fire extinguishing restriction:
When burnt area is any one less than in A3 and high pressure fire fighting car, backpack extinguishing chemical or three kinds of devices of unmanned plane extinguishing device
Kind can show up mountain fire scene time, use in high pressure fire fighting car, backpack extinguishing chemical or unmanned plane extinguishing device three and can get at
Mountain fire is put out by the device reaching mountain fire on-the-spot, and the method for disposal mopped up；
The most again judge mountain fire distance transmission line of electricity distance:
When the distance of mountain fire distance transmission line of electricity is more than A4, take to cut down the method for disposal of mountain fire isolation strip；
When the distance of mountain fire distance transmission line of electricity is less than A4 and is more than A5, adopt orientation controlling center proposition transmission line of electricity and exit weight
Combined floodgate or DC line are depressurized to the method for disposal of 70% operation application；
When the distance of mountain fire distance transmission line of electricity is less than A5, adopts orientation controlling center and propose the disposal of transmission line of electricity stoppage in transit application
Method.
The data message that electric line mountain fire described in step S1 is on-the-spot, including burnt area size, on-the-spot wind speed and direction,
Shape condition, transmission line of electricity distance to the ground, on-the-spot vegetation, high pressure fire fighting Che Suoneng reach from scene of a fire minimum distance.
The trend that mountain fire described in step S2 spreads is not directed to transmission line of electricity, and specially mountain fire regional vegetation can not cause
Mountain fire spreads to below circuit and below circuit without can result in the vegetation of line tripping after on fire.
The method of disposal described in step S3 put out mountain fire and mop up, specifically includes:
If high pressure fire fighting car can arrive the scene of a fire, then use the fire extinguishing of high pressure fire fighting car, until mountain fire extinguishes, mop up；
If high pressure fire fighting car can not arrive the scene of a fire and backpack spray can arrive the scene of a fire, then backpack spray is used to go out
Fire, until mountain fire extinguishes, mops up；
If high pressure fire fighting car and backpack spray all can not arrive the scene of a fire, and unmanned plane extinguishing device can arrive the scene of a fire, then
Use the fire extinguishing of unmanned plane extinguishing device, until mountain fire extinguishes, mop up.
Described A1 is 500 meters.
Described A2 is 1000 meters.
Described A3 is 500 square metres.
Described A4 is 300 meters.
Described A5 is 50 meters.
The method of disposal that this transmission line forest fire that the present invention provides is on-the-spot, based on on-the-spot burnt area, orographic condition,
The information such as vegetation, as judging to take the foundation of joint disposal measure, can scientifically take phase for concrete transmission line forest fire
The Disposal Measures answered, it is to avoid put out a fire everywhere transmission line forest fire, cost savings the manpower and materials that mountain fire is disposed
Resource；Giving full play to high pressure fire fighting car, backpack spray and the installation feature of unmanned plane extinguishing device, three is applied in combination can
Improve blow-off velocity and efficiency；The comprehensive external environment condition side measure using felling isolation strip and power line load shift, exit
The grid side measure such as reclosing, brownout operation, can be greatly reduced transmission line forest fire tripping operation probability or reduce mountain fire to tripping operation
Impact to electrical network, it is ensured that the safe and stable operation of electrical network.
Accompanying drawing explanation
Fig. 1 is the method flow diagram of the present invention.
Detailed description of the invention
It is illustrated in figure 1 the method flow diagram of the present invention: the disposal that this transmission line forest fire that the present invention provides is on-the-spot
Method, comprises the steps:
S1. obtain the data message that transmission line forest fire is on-the-spot, specifically include burnt area size, on-the-spot wind speed and direction, landform
Condition, transmission line of electricity distance to the ground, on-the-spot vegetation, high pressure fire fighting Che Suoneng reach from scene of a fire minimum distance；
S2. the mountain fire field data information obtained according to step S1, according to distance and the mountain fire of mountain fire scene distance transmission line of electricity
The trend spread:
If the distance of mountain fire distance transmission line of electricity is more than 500 meters and less than 1000 meters, and the trend that mountain fire spreads is not directed to transmission of electricity
Circuit (i.e. can cause mountain fire to spread to below circuit rapidly without vegetation near circuit, and may result in line without trees etc. below circuit
The vegetation of road tripping operation) time, taking to keep watch and following the tracks of and report without delay the method for disposal of on-the-spot intensity of a fire situation；Otherwise enter step S3 to enter
Row judges
S3. judge burnt area now and landform to fire extinguishing restriction:
When burnt area, less than 500 square metres and landform is to when putting out a fire unrestricted:
If high pressure fire fighting car can arrive the scene of a fire, then use the fire extinguishing of high pressure fire fighting car, until mountain fire extinguishes, mop up；
If high pressure fire fighting car can not arrive the scene of a fire and backpack spray can arrive the scene of a fire, then backpack spray is used to go out
Fire, until mountain fire extinguishes, mops up；
If high pressure fire fighting car and backpack spray all can not arrive the scene of a fire, and unmanned plane extinguishing device can arrive the scene of a fire, then
Use the fire extinguishing of unmanned plane extinguishing device, until mountain fire extinguishes, mop up；
When burnt area is more than 500 square metres or landform limits bigger to fire-fighting mode, then enters step S4 and again sentence
Disconnected；
The most again judge mountain fire distance transmission line of electricity distance:
When the distance of mountain fire distance transmission line of electricity is more than 300 meters, take to cut down the method for disposal of mountain fire isolation strip；
When the distance of mountain fire distance transmission line of electricity is less than 300 meters and is more than 50 meters, adopt orientation controlling center and propose transmission line of electricity
Exit reclosing or DC line is depressurized to the method for disposal of 70% operation application；
When the distance of mountain fire distance transmission line of electricity is less than 50 meters, adopts orientation controlling center and propose the place of transmission line of electricity stoppage in transit application
Put method.
Below in conjunction with several specific embodiments, the present invention is further described:
Case study on implementation 1:
(1) transmission line forest fire field data, is checked: transmission line forest fire field data includes burnt area size, on-the-spot wind
It is nearest from the scene of a fire that speed wind direction, orographic condition, transmission line of electricity distance to the ground, on-the-spot vegetation, high pressure fire fighting Che Suoneng reach
Distance；
(2), according to transmission line forest fire scene check result, mountain fire position fromCity, 500kV river linear distance about 200 meters, line
Near road, vegetation can cause mountain fire to spread to rapidly below circuit, and flame is higher, have highly dense vegetation under circuit, be easily formed high concentration
The mountain fire of smoke dust duct, burnt area about 600 square metres；
(3), line drop is proposed extremely to regulation and control center350kV runs application, and regulation and control center is according to electrical network actual operating
Feature actively transfer load.
Case study on implementation 2:
(1) transmission line forest fire field data, is checked.Transmission line forest fire field data includes burnt area size, on-the-spot wind
It is nearest from the scene of a fire that speed wind direction, orographic condition, transmission line of electricity distance to the ground, on-the-spot vegetation, high pressure fire fighting Che Suoneng reach
Distance；
(2), according to transmission line forest fire scene checking result, about 150 meters from 220kV circuit distance, mountain fire position, circuit is attached
Nearly vegetation can cause mountain fire to spread to rapidly below circuit, and flame is higher, have highly dense vegetation under circuit, be easily formed high concentration flue dust
The mountain fire of passage, burnt area about 300 square metres；
(3), high pressure fire fighting car can arrive 100 meters from mountain fire positions, lay fire hose and can reach the scene of a fire, then use and add fire extinguishing
The high pressure fire fighting car atomization fire extinguishing water preparation fire extinguishing of agent, until after the naked light of described mountain fire extinguishes, mopping up.
Claims (9)
1. the method for disposal that transmission line forest fire is on-the-spot, comprises the steps:
S1. the data message that transmission line forest fire is on-the-spot is obtained；
S2. the mountain fire field data information obtained according to step S1, according to distance and the mountain fire of mountain fire scene distance transmission line of electricity
The trend spread:
If the distance of mountain fire distance transmission line of electricity is more than A1 and less than A2, and when the trend that spreads of mountain fire is not directed to transmission line of electricity,
Taking to keep watch and following the tracks of and report without delay the method for disposal of on-the-spot intensity of a fire situation；
S3. judge burnt area now and landform to fire extinguishing restriction:
When burnt area is any one less than in A3 and high pressure fire fighting car, backpack extinguishing chemical or three kinds of devices of unmanned plane extinguishing device
Kind can show up mountain fire scene time, use in high pressure fire fighting car, backpack extinguishing chemical or unmanned plane extinguishing device three and can get at
Mountain fire is put out by the device reaching mountain fire on-the-spot, and the method for disposal mopped up；
The most again judge mountain fire distance transmission line of electricity distance:
When the distance of mountain fire distance transmission line of electricity is more than A4, take to cut down the method for disposal of mountain fire isolation strip；
When the distance of mountain fire distance transmission line of electricity is less than A4 and is more than A5, adopt orientation controlling center proposition transmission line of electricity and exit weight
Combined floodgate or DC line are depressurized to the method for disposal of 70% operation application；
When the distance of mountain fire distance transmission line of electricity is less than A5, adopts orientation controlling center and propose the disposal of transmission line of electricity stoppage in transit application
Method.
The method of disposal that transmission line forest fire the most according to claim 1 is on-the-spot, it is characterised in that the electricity described in step S1
The data message that circuit mountain fire is on-the-spot, including burnt area size, on-the-spot wind speed and direction, orographic condition, transmission line of electricity to distance
From, on-the-spot vegetation, high pressure fire fighting Che Suoneng reach from scene of a fire minimum distance.
The method of disposal that transmission line forest fire the most according to claim 1 is on-the-spot, it is characterised in that the mountain described in step S2
The trend of fire spread is not directed to transmission line of electricity, and specially mountain fire regional vegetation can not cause mountain fire to spread to below circuit and line
Without can result in the vegetation of line tripping after on fire below road.
The method of disposal that transmission line forest fire the most according to claim 1 is on-the-spot, it is characterised in that to mountain described in step S3
Fire carries out the method for disposal put out and mop up, and specifically includes:
If high pressure fire fighting car can arrive the scene of a fire, then use the fire extinguishing of high pressure fire fighting car, until mountain fire extinguishes, mop up；
If high pressure fire fighting car can not arrive the scene of a fire and backpack spray can arrive the scene of a fire, then backpack spray is used to go out
Fire, until mountain fire extinguishes, mops up；
If high pressure fire fighting car and backpack spray all can not arrive the scene of a fire, and unmanned plane extinguishing device can arrive the scene of a fire, then
Use the fire extinguishing of unmanned plane extinguishing device, until mountain fire extinguishes, mop up.
5. according to the method for disposal that the transmission line forest fire one of claim 1 ~ 4 Suo Shu is on-the-spot, it is characterised in that described A1
It it is 500 meters.
6. according to the method for disposal that the transmission line forest fire one of claim 1 ~ 4 Suo Shu is on-the-spot, it is characterised in that described A2
It it is 1000 meters.
7. according to the method for disposal that the transmission line forest fire one of claim 1 ~ 4 Suo Shu is on-the-spot, it is characterised in that described A3
It it is 500 square metres.
8. according to the method for disposal that the transmission line forest fire one of claim 1 ~ 4 Suo Shu is on-the-spot, it is characterised in that described A4
It it is 300 meters.
9. according to the method for disposal that the transmission line forest fire one of claim 1 ~ 4 Suo Shu is on-the-spot, it is characterised in that described A5
It it is 50 meters.
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| CN201610640210.6A CN106178327A (en) | 2016-08-08 | 2016-08-08 | The method of disposal that transmission line forest fire is on-the-spot |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107909199A (en) * | 2017-11-13 | 2018-04-13 | 国网电力科学研究院武汉南瑞有限责任公司 | A kind of extra high voltage direct current transmission line lightning stroke active protection method based on Lightning Warning |
| CN108171404A (en) * | 2017-12-13 | 2018-06-15 | 国网湖南省电力有限公司 | The dispatching method and system of fire extinguishing troop based on transmission line forest fire safe distance |
| CN109119976A (en) * | 2018-09-05 | 2019-01-01 | 国网湖南省电力有限公司 | The automatic adjusting method and system of relay protection constant value for transmission line forest fire |
| CN113222341A (en) * | 2021-04-08 | 2021-08-06 | 国网湖南省电力有限公司 | Fire-extinguishing helicopter deployment method and system based on power grid mountain fire hidden danger point risk |
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| CN103961825A (en) * | 2014-05-08 | 2014-08-06 | 国家电网公司 | Intelligent power transmission line mountain fire emergency disposal method based on fire behavior feature analysis |
| CN104376510A (en) * | 2014-12-05 | 2015-02-25 | 国家电网公司 | Method of predicting and accessing level of wildfire-caused trip risk in power transmission lines |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107909199A (en) * | 2017-11-13 | 2018-04-13 | 国网电力科学研究院武汉南瑞有限责任公司 | A kind of extra high voltage direct current transmission line lightning stroke active protection method based on Lightning Warning |
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| CN108171404B (en) * | 2017-12-13 | 2022-02-18 | 国网湖南省电力有限公司 | Fire fighting team scheduling method and system based on power transmission line forest fire safety distance |
| CN109119976A (en) * | 2018-09-05 | 2019-01-01 | 国网湖南省电力有限公司 | The automatic adjusting method and system of relay protection constant value for transmission line forest fire |
| CN113222341A (en) * | 2021-04-08 | 2021-08-06 | 国网湖南省电力有限公司 | Fire-extinguishing helicopter deployment method and system based on power grid mountain fire hidden danger point risk |
| CN113222341B (en) * | 2021-04-08 | 2023-07-18 | 国网湖南省电力有限公司 | Fire-extinguishing helicopter deployment method and system based on power grid forest fire hidden danger |
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Application publication date: 20161207 |