CN206725169U - The leak detection system of power capacitor casing - Google Patents
The leak detection system of power capacitor casing Download PDFInfo
- Publication number
- CN206725169U CN206725169U CN201720299826.1U CN201720299826U CN206725169U CN 206725169 U CN206725169 U CN 206725169U CN 201720299826 U CN201720299826 U CN 201720299826U CN 206725169 U CN206725169 U CN 206725169U
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- Prior art keywords
- hydrogen
- controller
- power capacitor
- capacitor casing
- detection system
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Abstract
The utility model provides a kind of leak detection system of power capacitor casing, and it includes：Gas injection equipment；Pressure tester；At least two hydrogen detection instrument；Controller, controller electrically connect with pressure tester and hydrogen detection instrument respectively；Wherein, pressure tester concurrently send pressure information to controller for generating pressure information, controller is used to generate monitoring instruction according to pressure information and sends monitoring instruction to hydrogen detection instrument, hydrogen Data Concurrent in the air for the outside that hydrogen detection instrument is used to be acquired power capacitor casing according to monitoring instruction send hydrogen data to controller, and controller is additionally operable to generate warning message according to hydrogen data.The utility model is simple in construction, and can effectively detect power capacitor casing is whether there is at leakage, can also effectively be detected even if to less leak point；Meanwhile fast can advantageously complete to detect work using the utility model, improve the operating efficiency of staff.
Description
Technical field
It the utility model is related to a kind of leak detection system of power capacitor casing.
Background technology
High-voltage power capacitor device is run according to its structure in power system, is the weight of correcting power factors in system
Equipment is wanted, passes through correcting power factors, it is possible to reduce the loss in circuit and transformer, improves voltage change range, reduces most
Big demand, improve the quality of power supply.
The sealing of high-voltage power capacitor casing plays decisive role for the normal operation of capacitor.If electric capacity
Device casing is leaked, and its built-in electrical insulation environment can be caused to be destroyed, so that it loses electric property, therefore, capacitor
The sealing of shell is that capacitor production process is examined and a part indispensable in delivery test.
At present, in the prior art, the leak detection system of power capacitor casing is complicated, and the accuracy tested is not
It is high.
Utility model content
The technical problems to be solved in the utility model is to overcome the leak detection system of power capacitor casing in the prior art
A kind of the defects of complicated and test the accuracy of system is not high, there is provided leak detection system of power capacitor casing.
The utility model is that solve above-mentioned technical problem by following technical proposals：
A kind of leak detection system of power capacitor casing, its feature are that the leak detection system includes：
Gas injection equipment, the gas injection equipment connect with the inner chamber of power capacitor casing, the gas injection
Equipment is used to input nitrogen hydrogen to the inner chamber；
Pressure tester, the pressure tester are located at the inner chamber, and the pressure tester is used for the gas tested in the inner chamber
Pressure；
At least two hydrogen detection instrument, the hydrogen detection instrument interval are laid in the appearance of the power capacitor casing
Face, the hydrogen data that the hydrogen detection instrument is used in the air for the outside for gathering the power capacitor casing；
Controller, the controller electrically connect with the pressure tester and the hydrogen detection instrument respectively；
Wherein, the pressure tester is used to generate pressure information and send the pressure information to the controller, described
Controller is used to generate monitoring instruction according to the pressure information and sends the monitoring instruction to the hydrogen detection instrument, described
The hydrogen that hydrogen detection instrument is used in the air for the outside for being acquired the power capacitor casing according to the monitoring instruction
Data Concurrent send the hydrogen data to the controller, and the controller is additionally operable to generate alarm signal according to the hydrogen data
Breath.
It is preferred that the nitrogen hydrogen is 92% nitrogen and 8% hydrogen.
It is preferred that the leak detection system also includes alarm, the alarm electrically connects with the controller；
The controller is additionally operable to send the warning message to the alarm；
The alarm is used to prompt the warning message.
It is preferred that the alarm is audible-visual annunciator.
It is preferred that the leak detection system also includes memory, the memory electrically connects with the controller；
The memory is used to store the warning message.
Positive effect of the present utility model is：
The utility model is simple in construction, and can effectively detect power capacitor casing is whether there is at leakage, even if right
Less leak point can also effectively detect；Meanwhile fast can advantageously complete to detect work using the utility model, improve
The operating efficiency of staff.
Brief description of the drawings
Fig. 1 is the structural representation of the leak detection system of the power capacitor casing of the preferred embodiment of the utility model one.
Fig. 2 is the module diagram of the leak detection system of the power capacitor casing of the preferred embodiment of the utility model one.
Description of reference numerals
Gas injection equipment 10
Pressure tester 20
Hydrogen detection instrument 30
Controller 40
Alarm 50
Memory 60
Power capacitor casing 70
Inner chamber 71
Embodiment
Name preferred embodiment, and become apparent from intactly illustrating the utility model with reference to accompanying drawing.
As depicted in figs. 1 and 2, the present embodiment provides a kind of leak detection system of power capacitor casing, and it includes：Gas is noted
Enter equipment 10,20, eight hydrogen detection instrument 30 of pressure tester, controller 40, alarm 50 and memory 60.In other embodiment
In, the quantity of hydrogen detection instrument 30 can also be six, seven, nine or other numerical value.
Gas injection equipment 10 connects with the inner chamber 71 of power capacitor casing, and gas injection equipment 10 is used for nitrogen hydrogen
Body is inputted to inner chamber 71.The nitrogen hydrogen is 92% nitrogen and 8% hydrogen.Because nitrogen hydrogen is nontoxic free of contamination
Gas, using nitrogen hydrogen as test gas, any harmful effect will not be caused to the environment of test.Simultaneously as nitrogen hydrogen
The molecule of gas is small, can escape at less leak point, so, can also effectively be detected even if to less leak point.
Pressure tester 20 is located at inner chamber 71, and pressure tester 20 is used for the air pressure tested in inner chamber 71.Between hydrogen detection instrument 30
Every the outer surface for being laid in power capacitor casing 70, hydrogen detection instrument 30 is used for the outside for gathering power capacitor casing 70
Hydrogen data in air.Controller 40 electrically connects with pressure tester 20 and hydrogen detection instrument 30 respectively.Wherein, pressure tester 20
Pressure information is concurrently sent to controller 40 for generating pressure information, and controller 40 is used to generate monitoring instruction according to pressure information
And monitoring instruction is sent to hydrogen detection instrument 30, hydrogen detection instrument 30 is used to be acquired power capacitor box according to monitoring instruction
Hydrogen Data Concurrent in the air of the outside of body 70 send hydrogen data to controller 40, controller 40 to be additionally operable to according to hydrogen number
According to generation warning message.
Alarm 50 electrically connects with controller 40；Controller 40 is additionally operable to send warning message to alarm 50；Alarm
50 are used to prompt warning message.It is preferred that alarm 50 is audible-visual annunciator 50.
The leak detection system also includes memory 60, and memory 60 electrically connects with controller 40；Memory 60 is used to store
Warning message.
During using the utility model, first power capacitor casing and upper lid are welded to form sealing state, gas note
Enter equipment and nitrogen hydrogen is injected into power capacitor box body by oil filler point, tested by pressure tester by power capacitor box
Air pressure in the inner chamber of body, when nitrogen hydrogen fills inner chamber, when air pressure can maintain 5psi in casing, it can be determined that be nitrogen hydrogen
Gas fills casing, and pressure tester generation pressure information concurrently send pressure information, and to controller, controller is used to be believed according to air pressure
Breath generation monitoring instructs and sends monitoring instruction to hydrogen detection instrument, hydrogen detection instrument is acquired electric power electricity according to monitoring instruction
Hydrogen Data Concurrent in the air of the outside of container box send hydrogen data, and to controller, controller is additionally operable to according to hydrogen number
According to generation warning message.Hydrogen detection instrument interval is laid in the outer surface of power capacitor casing, and hydrogen detection instrument mainly detects
Point is casing commissure, at insulated terminal, at oil filler point and casing edge water caltrop.If the concentration of the hydrogen of collection is obvious
Higher than its aerial content, then illustrate that power capacitor casing there may be leak point, it is on the contrary then illustrate power capacitor
Box body tightness is intact.
Principle of the present utility model of leaking hunting：I.e. by testing nitrogen hydrogen in the air of the outside of power capacitor casing
The change of content has verified whether that it is external that nitrogen hydrogen is leaked to power capacitor box.
Positive effect of the present utility model is：The utility model is simple in construction, and can effectively detect electricity
Power capacitor casing is whether there is at leakage, can also effectively be detected even if to less leak point；Meanwhile using the utility model energy
Enough quick operating efficiencies advantageously completed detection work, improve staff.
Although the foregoing describing specific embodiment of the present utility model, it will be appreciated by those of skill in the art that
This is merely illustrative of, and the scope of protection of the utility model is defined by the appended claims.Those skilled in the art
On the premise of without departing substantially from principle of the present utility model and essence, various changes or modifications can be made to these embodiments,
But these changes and modification each fall within the scope of protection of the utility model.
Claims (5)
1. a kind of leak detection system of power capacitor casing, it is characterised in that the leak detection system includes：
Gas injection equipment, the gas injection equipment connect with the inner chamber of power capacitor casing, the gas injection equipment
For nitrogen hydrogen to be inputted to the inner chamber；
Pressure tester, the pressure tester are located at the inner chamber, and the pressure tester is used for the air pressure tested in the inner chamber；
At least two hydrogen detection instrument, the hydrogen detection instrument interval are laid in the outer surface of the power capacitor casing, institute
Hydrogen detection instrument is stated for the hydrogen data in the air for the outside for gathering the power capacitor casing；
Controller, the controller electrically connect with the pressure tester and the hydrogen detection instrument respectively；
Wherein, the pressure tester is used to generate pressure information and send the pressure information to the controller, the control
Device is used to generate monitoring instruction according to the pressure information and sends the monitoring instruction to the hydrogen detection instrument, the hydrogen
The hydrogen data that survey meter is used in the air for the outside for being acquired the power capacitor casing according to the monitoring instruction
And the hydrogen data are sent to the controller, the controller is additionally operable to generate warning message according to the hydrogen data.
2. the leak detection system of power capacitor casing as claimed in claim 1, it is characterised in that the nitrogen hydrogen is 92%
Nitrogen and 8% hydrogen.
3. the leak detection system of power capacitor casing as claimed in claim 1, it is characterised in that the leak detection system also includes
Alarm, the alarm electrically connect with the controller；
The controller is additionally operable to send the warning message to the alarm；
The alarm is used to prompt the warning message.
4. the leak detection system of power capacitor casing as claimed in claim 3, it is characterised in that the alarm is acousto-optic report
Alert device.
5. the leak detection system of power capacitor casing as claimed in claim 1, it is characterised in that the leak detection system also includes
Memory, the memory electrically connect with the controller；
The memory is used to store the warning message.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720299826.1U CN206725169U (en) | 2017-03-24 | 2017-03-24 | The leak detection system of power capacitor casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720299826.1U CN206725169U (en) | 2017-03-24 | 2017-03-24 | The leak detection system of power capacitor casing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206725169U true CN206725169U (en) | 2017-12-08 |
Family
ID=60502467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720299826.1U Active CN206725169U (en) | 2017-03-24 | 2017-03-24 | The leak detection system of power capacitor casing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206725169U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111141462A (en) * | 2020-01-03 | 2020-05-12 | 云南电网有限责任公司电力科学研究院 | Gas leakage detection method and device for switch cabinet |
-
2017
- 2017-03-24 CN CN201720299826.1U patent/CN206725169U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111141462A (en) * | 2020-01-03 | 2020-05-12 | 云南电网有限责任公司电力科学研究院 | Gas leakage detection method and device for switch cabinet |
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