CN106154124A - A kind of vehicular distance scene frequency-changing AC pressure test system - Google Patents
A kind of vehicular distance scene frequency-changing AC pressure test system Download PDFInfo
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- CN106154124A CN106154124A CN201510194604.9A CN201510194604A CN106154124A CN 106154124 A CN106154124 A CN 106154124A CN 201510194604 A CN201510194604 A CN 201510194604A CN 106154124 A CN106154124 A CN 106154124A
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Abstract
A kind of vehicular distance scene frequency-changing AC pressure test system, including truck and container, container it is provided with on truck, described container is arranged above with pilot system, pilot system is made up of test chamber and frequency conversion resonance experiment system, is provided with variable-frequency power sources in container, and variable-frequency power sources side is provided with intermediate frequency exciting transformer, intermediate frequency exciting transformer is connected with each other with REgulatable reactor, is provided with capacitive divider and tuning capacitor after REgulatable reactor.By pilot system is set directly at above truck, the demand in different tests place can be met, run into remote place and can also directly carry out the frequency-changing AC pressure test of cable, expand trial stretch, container is set to drawing and pulling type, shell can be taken out open in transportation, whole pilot system is placed in one, prevent equipment contaminated in transportation, affect test effect.
Description
Technical field
The present invention relates to a kind of pilot system, be specifically related to a kind of vehicular distance scene frequency-changing AC pressure test system.
Background technology
Power cable scene test common method have: DC break down voltage, industrial frequency withstand voltage, intrasonic are pressure, frequency conversion resonance vibration method and the wave of oscillation test, wherein, when using DC break down voltage test method, can not the true cable status under dry run, can not effectively find the insulation defect of cable, it is aging that DC voltage also can accelerate cable insulation；Employing industrial frequency withstand voltage test method is closest to onsite application situation, but testing equipment is bulky；Use Ultra-low frequency voltage endurance test method equivalence good, but produce high voltage during intrasonic and become again research and development of products bottleneck, at present, be only applied to the twisted polyethylene cable test of below 35kV；Wave of oscillation test is better than DC break down voltage test equivalence, but also gap compared with industrial frequency withstand voltage test；Equivalence is good, compact equipment, weight ratio industrial frequency withstand voltage system light in frequency conversion resonance vibration pressure-proof test, be readily transported, dismount.
China marine site is vast, seashore line length, and offshore islands need to use sea electric power cable and continent major network networking, to ensure supply of electric power, improve operation of power networks stability.Offshore oil field and the construction of natural gas fields and offshore wind farms construction are powerful to using submarine cable demand trend grid-connected with continental Grid, use exchange submarine cable advantage of transmitting electricity notable.In order to meet the Field AC Withstand Voltage Test of distance (more than 20km) submarine cable, it is necessary to a kind of vehicular distance scene of exploitation frequency-changing AC pressure test system.
Summary of the invention
It is an object of the invention to provide a kind of convenient test, transport dismounting easy a kind of vehicular distance scene frequency-changing AC pressure test system.
The technical scheme is that a kind of vehicular distance scene frequency-changing AC pressure test system, including truck and container, it is provided with container on described truck, described container is arranged above with pilot system, described pilot system is made up of test chamber and frequency conversion resonance experiment system, it is provided with variable-frequency power sources in described container, described variable-frequency power sources side is provided with intermediate frequency exciting transformer, described intermediate frequency exciting transformer is connected with each other with REgulatable reactor, is provided with capacitive divider and tuning capacitor after described REgulatable reactor.
Being provided with attachment means between described REgulatable reactor and capacitive divider, described attachment means is conducting rod, and described conducting rod one end is connected with REgulatable reactor, and the described conducting rod other end is connected with capacitive divider.
Described container outer wall is hung with air-conditioning, is provided with deedbox in described test chamber, and described deedbox side is provided with control and measuring table.
Described container is drawing and pulling type structure, and shell can be taken out out in transportation by described container, and described pilot system can carry out being connected in series test and can also carry out being connected in parallel test.
Described pilot system can two groups of connections, three groups connect or four groups of connections, it is connected with each other by conducting rod between described pilot system, described REgulatable reactor inductance value difference only 3%, can be connected in parallel with each other according to test requirements document during test, second group of REgulatable reactor can be connected after described REgulatable reactor, the On-Site Testing of the high tension cable of various electric pressure, different length can be completed by combination.
The invention have the advantage that by pilot system is set directly at above truck, the demand in different tests place can be met, run into remote place and can also directly carry out the frequency-changing AC pressure test of cable, expand trial stretch, container is set to drawing and pulling type, shell can be taken out open in transportation, whole pilot system is placed in one, prevent equipment contaminated in transportation, affect test effect；After equipment is transported to testing ground, container being received near test chamber position and fix, then starting test, do so is easy to use, and pilot system can carry out series connection and testing experiment in parallel, meets the requirement that different tests is on-the-spot, optimizes test effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the combination connection figure of the present invention.
Fig. 3 is the combination connection figure of the present invention.
Fig. 4 is the combination connection figure of the present invention.
In figure: 1 is truck, 2 is container, and 3 is test chamber, and 4 is REgulatable reactor, and 5 is variable-frequency power sources, and 6 is intermediate frequency exciting transformer, and 7 is capacitive divider, and 8 is conducting rod, and 9 is air-conditioning, and 10 is deedbox, and 11 for controlling and measuring table.
Detailed description of the invention
The present invention is further described below in conjunction with the accompanying drawings.
nullA kind of vehicular distance scene frequency-changing AC pressure test system，Including truck 1 and container 2，Container 2 it is provided with on truck 1，Container 2 is arranged above with pilot system，Pilot system is made up of test chamber 3 and frequency conversion resonance experiment system，Variable-frequency power sources 5 it is provided with in container 2，Variable-frequency power sources 5 side is provided with intermediate frequency exciting transformer 6，Intermediate frequency exciting transformer 6 is connected with each other with REgulatable reactor 4，Capacitive divider 7 and tuning capacitor it is provided with after REgulatable reactor 4，It is provided with attachment means between REgulatable reactor 4 and capacitive divider 7，Attachment means is conducting rod 8，Conducting rod 8 one end is connected with REgulatable reactor，Conducting rod 8 other end is connected with capacitive divider 7，Container 2 outer wall is hung with air-conditioning，It is provided with deedbox in test chamber 3，Deedbox side is provided with control and measuring table 11，Container 2 is drawing and pulling type structure，Shell can be taken out out in transportation by container 2，Pilot system can carry out being connected in series test and can also carry out being connected in parallel test，Pilot system can two groups of connections、Three groups connect or four groups of connections，It is connected with each other by conducting rod between pilot system，REgulatable reactor 4 inductance value difference only 3%，Can be connected in parallel with each other according to test requirements document during test，Second group of REgulatable reactor 4 can be connected after REgulatable reactor 4，Various electric pressure can be completed by combination、The On-Site Testing of the high tension cable of different length.
Claims (5)
1. a vehicular distance scene frequency-changing AC pressure test system, including truck and container, it is provided with container on described truck, described container is arranged above with pilot system, described pilot system is made up of test chamber and frequency conversion resonance experiment system, it is characterized in that: in described container, be provided with variable-frequency power sources, described variable-frequency power sources side is provided with intermediate frequency exciting transformer, described intermediate frequency exciting transformer is connected with each other with REgulatable reactor, is provided with capacitive divider and tuning capacitor after described REgulatable reactor.
A kind of vehicular distance scene the most according to claim 1 frequency-changing AC pressure test system, it is characterized in that: between described REgulatable reactor and capacitive divider, be provided with attachment means, described attachment means is conducting rod, described conducting rod one end is connected with REgulatable reactor, and the described conducting rod other end is connected with capacitive divider.
A kind of vehicular distance scene the most according to claim 1 frequency-changing AC pressure test system, it is characterized in that: described container outer wall is hung with air-conditioning, being provided with deedbox in described test chamber, described deedbox side is provided with control and measuring table.
A kind of vehicular distance scene the most according to claim 1 frequency-changing AC pressure test system, it is characterized in that: described container is drawing and pulling type structure, shell can be taken out out in transportation by described container, and described pilot system can carry out being connected in series test and can also carry out being connected in parallel test.
A kind of vehicular distance scene the most according to claim 1 frequency-changing AC pressure test system, it is characterized in that: described pilot system can two groups of connections, three groups connect or four groups of connections, it is connected with each other by conducting rod between described pilot system, described REgulatable reactor inductance value difference only 3%, can be connected in parallel with each other according to test requirements document during test, second group of REgulatable reactor can be connected after described REgulatable reactor, the On-Site Testing of the high tension cable of various electric pressure, different length can be completed by combination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510194604.9A CN106154124A (en) | 2015-04-22 | 2015-04-22 | A kind of vehicular distance scene frequency-changing AC pressure test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510194604.9A CN106154124A (en) | 2015-04-22 | 2015-04-22 | A kind of vehicular distance scene frequency-changing AC pressure test system |
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| CN106154124A true CN106154124A (en) | 2016-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510194604.9A Pending CN106154124A (en) | 2015-04-22 | 2015-04-22 | A kind of vehicular distance scene frequency-changing AC pressure test system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107402344A (en) * | 2017-08-15 | 2017-11-28 | 安徽送变电工程公司 | A kind of ac voltage withstanding pilot system |
| CN110058063A (en) * | 2019-05-17 | 2019-07-26 | 国网江苏省电力有限公司电力科学研究院 | A kind of high capacity variable-frequency power sources parallel operation control system |
| CN110780169A (en) * | 2019-11-12 | 2020-02-11 | 国网江苏省电力有限公司电力科学研究院 | On-site assembled test method for multiple groups of reactors |
| CN117647710A (en) * | 2023-12-01 | 2024-03-05 | 国网安徽省电力有限公司庐江县供电公司 | Transformer power frequency withstand voltage test equipment |
-
2015
- 2015-04-22 CN CN201510194604.9A patent/CN106154124A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107402344A (en) * | 2017-08-15 | 2017-11-28 | 安徽送变电工程公司 | A kind of ac voltage withstanding pilot system |
| CN110058063A (en) * | 2019-05-17 | 2019-07-26 | 国网江苏省电力有限公司电力科学研究院 | A kind of high capacity variable-frequency power sources parallel operation control system |
| CN110780169A (en) * | 2019-11-12 | 2020-02-11 | 国网江苏省电力有限公司电力科学研究院 | On-site assembled test method for multiple groups of reactors |
| CN117647710A (en) * | 2023-12-01 | 2024-03-05 | 国网安徽省电力有限公司庐江县供电公司 | Transformer power frequency withstand voltage test equipment |
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Application publication date: 20161123 |