CN108405421A - A kind of 500kV transmission lines of electricity suspension insulator insulation cleaning agent electrification cleaning method - Google Patents
A kind of 500kV transmission lines of electricity suspension insulator insulation cleaning agent electrification cleaning method Download PDFInfo
- Publication number
- CN108405421A CN108405421A CN201810160200.1A CN201810160200A CN108405421A CN 108405421 A CN108405421 A CN 108405421A CN 201810160200 A CN201810160200 A CN 201810160200A CN 108405421 A CN108405421 A CN 108405421A
- Authority
- CN
- China
- Prior art keywords
- cleaning
- insulator
- suspension insulator
- cleaning agent
- transmission lines
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 98
- 239000012212 insulator Substances 0.000 title claims abstract description 76
- 230000005540 biological transmission Effects 0.000 title claims abstract description 44
- 239000012459 cleaning agent Substances 0.000 title claims abstract description 42
- 239000000725 suspension Substances 0.000 title claims abstract description 36
- 230000005611 electricity Effects 0.000 title claims abstract description 35
- 238000009413 insulation Methods 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 27
- 230000002159 abnormal effect Effects 0.000 claims abstract description 5
- 239000012530 fluid Substances 0.000 claims abstract description 5
- 238000005406 washing Methods 0.000 claims description 5
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000011001 backwashing Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000006210 lotion Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B17/00—Insulators or insulating bodies characterised by their form
- H01B17/52—Insulators or insulating bodies characterised by their form having cleaning devices
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Insulators (AREA)
Abstract
The present invention relates to ultra-high-tension power transmission line Anti-pollution Flashovers, cleaning method is charged more particularly to a kind of 500kV transmission lines of electricity suspension insulator insulation cleaning agent, including by 500kV transmission line insulator cleaning agents electrification cleaning device ground connection, pump pressure is set on jetting machine;Cleaning rod and jetting machine are connected, by cleaning rod reliable ground;Adjustment cleaning angle and cleaning distance, make jet expansion alignment be cleaned insulator;One is at the uniform velocity cleaned from 500kV transmission line of electricity suspension insulator high-pressure sides toward low-pressure end back and forth, when cleaning quick rotary-cleaning bar, make cleaning agent fluid column at left and right sides of the insulator surface between into line flyback;The surface-discharge situation of insulator chain is observed, if finding there are abnormal electric discharge phenomena, should stop cleaning immediately.The cleaning method can carry out 500kV transmission line of electricity suspension insulators insulation cleaning agent electrification cleaning, reduce line outage, it is ensured that the safety and stablization of power grid create good economic and social benefits.
Description
Technical field
The invention belongs to ultra-high-tension power transmission line Anti-pollution Flashover field more particularly to a kind of 500kV transmission lines of electricity pendency are exhausted
Cleaning method is charged in edge substring insulation cleaning agent.
Background technology
Power transmission and transformation equipment outer insulation pollution flashover accident caused by atmosphere pollution causes serious harm, pollution flashover thing to electric system
Therefore the democratic meeting of resident is had a huge impact, huge loss will also result in factory, seriously affect the peace of electric system
Full reliability service.Often when atmospheric humidity is higher, insulator contamination is wet for the generation of pollution flashover accident, and surface conductance is acute
Increase, the flashover voltage of the insulator is made to substantially reduce.The generation of pollution flashover accident in order to prevent, the electrification of the efficient insulator of research safety
Cleaning method is particularly important.
Insulation cleaning agent electrification cleaning then provides a kind of extraordinary cleaning thinking, using with high volume resistivity,
The insulation cleaning agent electrification cleaning electric transmission line isolator of high-breakdown-voltage, security performance is high, and cleaning performance is good, and dosage saves less
It saves time.Although insulation cleaning agent electrification cleaning has the above advantage, at present domestic grinding for insulation cleaning agent electrification cleaning
Study carefully and not perfect, the especially application study of insulation cleaning agent in the power system lies substantially in blank, thus clear to insulating
Lotion live cleaning is applied in transmission line of electricity carries out further investigation with important academic significance and engineering application value.
Suspension insulator refers to hanging the insulator chain of a conducting wire or split conductor with whole gold utensils and attachment.
It is domestic at present to charge cleaning method for 500kV transmission line of electricity suspension insulator insulation cleaning agent not yet.
Invention content
The object of the present invention is to provide one kind to insulate to most of 500kV transmission lines of electricity suspension insulator
Cleaning agent electrification cleaning, reduces line outage, prevents pollution flashover, it is ensured that the cleaning method of the safety and stablization of power grid.
To achieve the above object, the technical solution adopted by the present invention is:A kind of 500kV transmission lines of electricity suspension insulator is exhausted
Edge cleaning agent charges cleaning method, includes the following steps:
500kV transmission line insulator cleaning agents electrification cleaning device is grounded by step 1, and pump is set on jetting machine
Pressure;
Step 2, connection cleaning rod and jetting machine, and will clean rod grounded;
Step 3, adjustment cleaning angle and cleaning distance, the insulator for keeping jet expansion alignment cleaned;
Step 4 at the uniform velocity cleans one back and forth from 500kV transmission line of electricity suspension insulator high-pressure sides toward low-pressure end;
Quick rotary-cleaning bar when step 5, cleaning, make cleaning agent fluid column at left and right sides of the insulator surface between into line flyback to reach
To cleaning performance;
Step 6, the surface-discharge situation for observing insulator chain, if finding there are abnormal electric discharge phenomena, it should stop cleaning immediately.
In above-mentioned 500kV transmission line of electricity suspension insulator insulation cleaning agent electrification cleaning method, suspension insulator
String includes single string, doubly-linked string and V strings;Unilateral cleaning is first carried out for doubly-linked string and V insulator strings, and then the other side is carried out again
Cleaning.
It is high described in step 1 in above-mentioned 500kV transmission line of electricity suspension insulator insulation cleaning agent electrification cleaning method
Setting pump pressure on cleaning machine is pressed to be not less than 4Mpa.
It is clear described in step 3 in above-mentioned 500kV transmission line of electricity suspension insulator insulation cleaning agent electrification cleaning method
It is 20 ° to 30 ° to wash angle, and cleaning distance is within 20-30 cm.
In above-mentioned 500kV transmission line of electricity suspension insulator insulation cleaning agent electrification cleaning method, monolithic insulator
Washing time is 6s.
In above-mentioned 500kV transmission line of electricity suspension insulator insulation cleaning agent electrification cleaning method, cleaning rod is most
Small effective insulated lengths are 4m, ground wire grounded being tied up at nozzle 4m.
The beneficial effects of the invention are as follows:The present invention provides a kind of without the insulation cleaning agent band that cleans and can carry out that has a power failure
Electric cleaning method, using flusher, can pass through efficient, safety in the case of 500kV transmission lines of electricity normal charging operation
Backwashing manner, the filth of insulator surface is rinsed, 500kV transmission line of electricity suspension insulators can be carried out exhausted
Edge cleaning agent live-wire cleaning operation, reduces line outage, it is therefore prevented that pollution flashover occurs, it is ensured that the safety and stablization of power grid, wound
Good economic and social benefits are made.
Description of the drawings
Fig. 1 is that cleaning side is charged in the 500kV transmission line of electricity suspension insulator insulation cleaning agent of one embodiment of the invention
The flow chart of method;
Fig. 2 is one embodiment of the invention 500kV transmission line of electricity suspension insulator insulation cleaning agent electrification cleaning schematic diagram;Its
In, 1,2,3,4 indicate the cleaning direction of insulator chain.
Specific implementation mode
Embodiments of the present invention are described in detail below in conjunction with the accompanying drawings.
The present embodiment realizes by the following method, a kind of 500kV transmission lines of electricity suspension insulator insulation cleaning
Cleaning method is charged in agent, includes the following steps:
Step a:500kV transmission line insulator cleaning agents electrification cleaning device is grounded, pump is set on jetting machine
Pressure.
Step b:Cleaning rod and jetting machine are connected, cleaning rod is subjected to reliable ground.
Step c:Adjustment cleaning angle and cleaning distance, the insulator for keeping jet expansion alignment cleaned.
Step d:It at the uniform velocity cleans from 500kV transmission line of electricity suspension insulator high-pressure sides toward low-pressure end, is most pushed up when cleaning to
It is reversely at the uniform velocity cleaned to lower section first insulator again when holding insulator.
Step e:When cleaning should quick rotary-cleaning bar, make cleaning agent fluid column at left and right sides of the insulator surface between carry out
Flyback is to reach cleaning performance.
Step f:The surface-discharge situation of insulator chain is observed, if finding there are abnormal electric discharge phenomena, it should stop immediately
Cleaning.
Also, suspension insulator includes single string, doubly-linked string and V strings, and doubly-linked string and V insulator strings first carry out unilateral clear
It washes, then the other side is cleaned again.
Also, setting pump pressure is not less than 4Mpa on jetting machine.
Also, it is 20 ° to 30 ° to clean angle, and cleaning distance should control in 20-30 cm.
Also, monolithic insulator washing time is 6s.
When it is implemented, as shown in Figure 1, being the 500kV transmission line of electricity suspension insulator insulation cleanings of one embodiment
The flow chart of cleaning method is charged in agent, includes the following steps:
Step:500kV transmission line insulator cleaning agents electrification cleaning device is grounded, is set on jetting machine
Pump pressure.
Wherein pump pressure should be not less than 4Mpa.
Step:Cleaning rod and jetting machine are connected, cleaning rod is subjected to reliable ground.
The minimum of cleaning rod effectively insulated lengths are 4m under 500kV, ground wire grounded being tied up at nozzle 4m, flushed
It should be noted holding safe distance in journey, guarantee personal safety.
Step:Adjustment cleaning angle and cleaning distance, the insulator for keeping jet expansion alignment cleaned.
Wherein cleaning angle is 20 ° to 30 °, and cleaning distance should control in 20-30 cm.
Step:It at the uniform velocity cleans from 500kV transmission line of electricity suspension insulator high-pressure sides toward low-pressure end, is most pushed up when cleaning to
It is reversely at the uniform velocity cleaned to lower section first insulator again when holding insulator.
Wherein suspension insulator includes single string, doubly-linked string and V strings, and doubly-linked string and V insulator strings first carry out unilateral cleaning,
Then the other side is cleaned again.Monolithic insulator washing time is 6s.
Step:When cleaning should quick rotary-cleaning bar, make cleaning agent fluid column at left and right sides of the insulator surface between into
Line flyback is to reach cleaning performance.
Step:The surface-discharge situation of insulator chain is observed, if finding there are abnormal electric discharge phenomena, it should stop immediately
Cleaning.
The flushing flow of the present embodiment, it is ensured that 500kV transmission line of electricity suspension insulator insulation cleaning agent electrification is clear
Job safety during washing does not stay filthy dead angle, and leakage current amplitude is small, and the probability that filthy flushing flashover occurs is low, rinses
The insulation performance of insulator improves afterwards, and flush efficiency is high.
Cleaning method is charged in the 500kV transmission line of electricity suspension insulator insulation cleaning agent of the present embodiment, provides one kind
Without having a power failure, cleaning method is charged in the insulation cleaning agent that cleans and can carry out, in the feelings of the normal charging operation of 500kV transmission lines of electricity
Under condition, the filth of insulator surface is rinsed by efficient, safe backwashing manner using flusher, it can be right
Most of 500kV transmission line of electricity suspension insulators carry out insulation cleaning agent live-wire cleaning operation, reduce line outage, prevent
Pollution flashover generation is stopped, it is ensured that the safety and stablization of power grid create good economic and social benefits.
It should be understood that the part that this specification does not elaborate belongs to the prior art.
Although describing the specific implementation mode of the present invention above in association with attached drawing, those of ordinary skill in the art should
Understand, these are merely examples, and various deformation or modification can be made to these embodiments, without departing from the original of the present invention
Reason and essence.The scope of the present invention is only limited by the claims that follow.
Claims (6)
1. cleaning method is charged in a kind of 500kV transmission lines of electricity suspension insulator insulation cleaning agent, characterized in that including following step
Suddenly:
500kV transmission line insulator cleaning agents electrification cleaning device is grounded by step 1, and pump is set on jetting machine
Pressure;
Step 2, connection cleaning rod and jetting machine, and will clean rod grounded;
Step 3, adjustment cleaning angle and cleaning distance, the insulator for keeping jet expansion alignment cleaned;
Step 4 at the uniform velocity cleans one back and forth from 500kV transmission line of electricity suspension insulator high-pressure sides toward low-pressure end;
Quick rotary-cleaning bar when step 5, cleaning, make cleaning agent fluid column at left and right sides of the insulator surface between into line flyback to reach
To cleaning performance;
Step 6, the surface-discharge situation for observing insulator chain, if finding there are abnormal electric discharge phenomena, it should stop cleaning immediately.
2. cleaning method, feature are charged in 500kV transmission lines of electricity suspension insulator insulation cleaning agent as described in claim 1
It is that suspension insulator includes single string, doubly-linked string and V strings;Unilateral cleaning is first carried out for doubly-linked string and V insulator strings, then
The other side is cleaned again.
3. cleaning method, feature are charged in 500kV transmission lines of electricity suspension insulator insulation cleaning agent as described in claim 1
It is that setting pump pressure is not less than 4Mpa on jetting machine described in step 1.
4. cleaning method, feature are charged in 500kV transmission lines of electricity suspension insulator insulation cleaning agent as described in claim 1
It is that it is 20 ° to 30 ° that angle is cleaned described in step 3, cleaning distance is within 20-30cm.
5. cleaning method, feature are charged in 500kV transmission lines of electricity suspension insulator insulation cleaning agent as described in claim 1
It is that monolithic insulator washing time is 6s.
6. cleaning method, feature are charged in 500kV transmission lines of electricity suspension insulator insulation cleaning agent as described in claim 1
It is that the minimum effectively insulated lengths of cleaning rod are 4m, ground wire grounded being tied up at nozzle 4m.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810160200.1A CN108405421A (en) | 2018-02-26 | 2018-02-26 | A kind of 500kV transmission lines of electricity suspension insulator insulation cleaning agent electrification cleaning method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810160200.1A CN108405421A (en) | 2018-02-26 | 2018-02-26 | A kind of 500kV transmission lines of electricity suspension insulator insulation cleaning agent electrification cleaning method |
Publications (1)
Publication Number | Publication Date |
---|---|
CN108405421A true CN108405421A (en) | 2018-08-17 |
Family
ID=63129154
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810160200.1A Pending CN108405421A (en) | 2018-02-26 | 2018-02-26 | A kind of 500kV transmission lines of electricity suspension insulator insulation cleaning agent electrification cleaning method |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108405421A (en) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10296195A (en) * | 1997-04-22 | 1998-11-10 | Maruyama Mfg Co Ltd | Washing method and device |
CN102773226A (en) * | 2012-07-27 | 2012-11-14 | 武汉大学 | Method and device for flushing 500kV post insulator with charged water |
CN103121020A (en) * | 2013-03-07 | 2013-05-29 | 广东电网公司佛山供电局 | 220 KV and below 220 KV electric transmission line insulator electrification water washing method |
CN104538132A (en) * | 2015-01-22 | 2015-04-22 | 广东电网有限责任公司江门供电局 | Insulating agent washing device for single pole arced cover of power transmission line insulator |
CN204412671U (en) * | 2015-01-22 | 2015-06-24 | 广东电网有限责任公司江门供电局 | 500kV insulator chain charged insulating agent cleaning device |
CN204724506U (en) * | 2015-04-28 | 2015-10-28 | 国家电网公司 | Transformer station's low latitude insulator emergency flight control system of living water washing robot |
-
2018
- 2018-02-26 CN CN201810160200.1A patent/CN108405421A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10296195A (en) * | 1997-04-22 | 1998-11-10 | Maruyama Mfg Co Ltd | Washing method and device |
CN102773226A (en) * | 2012-07-27 | 2012-11-14 | 武汉大学 | Method and device for flushing 500kV post insulator with charged water |
CN103121020A (en) * | 2013-03-07 | 2013-05-29 | 广东电网公司佛山供电局 | 220 KV and below 220 KV electric transmission line insulator electrification water washing method |
CN104538132A (en) * | 2015-01-22 | 2015-04-22 | 广东电网有限责任公司江门供电局 | Insulating agent washing device for single pole arced cover of power transmission line insulator |
CN204412671U (en) * | 2015-01-22 | 2015-06-24 | 广东电网有限责任公司江门供电局 | 500kV insulator chain charged insulating agent cleaning device |
CN204724506U (en) * | 2015-04-28 | 2015-10-28 | 国家电网公司 | Transformer station's low latitude insulator emergency flight control system of living water washing robot |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106877298B (en) | MMC-HVDC system dc line protection methods | |
CN102773226B (en) | A kind of 500kV support insulator living water washing method | |
CN204429767U (en) | A kind of combination spray gun head cleaning insulator | |
CN202940552U (en) | Insulation device for cable branch box | |
CN104028498B (en) | A kind of full enclosed insulator cleaning structure | |
CN103121021B (en) | 500 KV double-post-insulator electrification water washing method | |
CN106848845A (en) | A kind of passive plasma drives thunder device | |
CN204429766U (en) | A kind of lance head cleaning porcelain insulator | |
CN108405421A (en) | A kind of 500kV transmission lines of electricity suspension insulator insulation cleaning agent electrification cleaning method | |
CN204429747U (en) | A kind of cleaning brush cleaning pillar insulator | |
CN108325912A (en) | A kind of 500kV power line tension insulator strings insulation cleaning agent electrification cleaning method | |
CN104357851B (en) | A kind of method, grounding wire device and earthed system for suppressing galvanic corrosion | |
CN106501685A (en) | For 35kV and following direct current cables insulation wave of oscillation experimental rig and its method | |
CN111361460B (en) | Direct current traction power supply system of rail transit on steel structure bridge | |
CN105896312A (en) | Lightning protection apparatus of installing lightning attractor on same tower of overhead power distribution line in insulation mode | |
CN112265475B (en) | Method for designing field section grounding path sections of direct-current traction power supply system | |
CN110876223A (en) | Plasma generator | |
CN203983630U (en) | A kind of jockey | |
CN204045809U (en) | A kind of jockey | |
CN203367820U (en) | Heating treatment drainage cover for switch lead jointing clamp of transformer station | |
CN201324550Y (en) | Energy-saving wide-band transformer | |
CN107893242A (en) | The disconnection method of aluminium electroloysis central gangway bus | |
CN215868826U (en) | Insulator lightning protection structure | |
KR102269831B1 (en) | Double layer structured electrification system with transmission lines | |
CN217239134U (en) | Bushing type segmentation insulating copper pipe generating line |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180817 |