CN102590664A - Low-voltage large-current testing platform of direct-current ice melting device - Google Patents
Low-voltage large-current testing platform of direct-current ice melting device Download PDFInfo
- Publication number
- CN102590664A CN102590664A CN2012100269305A CN201210026930A CN102590664A CN 102590664 A CN102590664 A CN 102590664A CN 2012100269305 A CN2012100269305 A CN 2012100269305A CN 201210026930 A CN201210026930 A CN 201210026930A CN 102590664 A CN102590664 A CN 102590664A
- Authority
- CN
- China
- Prior art keywords
- voltage
- current
- input end
- regulating system
- current transformer
- 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
- 238000012360 testing method Methods 0.000 title claims abstract description 23
- 230000008018 melting Effects 0.000 title abstract 2
- 238000002844 melting Methods 0.000 title abstract 2
- 230000000630 rising effect Effects 0.000 claims abstract description 23
- 230000001105 regulatory effect Effects 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract 1
- 238000005259 measurement Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000004870 electrical engineering Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
Landscapes
- Testing Relating To Insulation (AREA)
Abstract
The invention provides a low-voltage large-current testing platform of a direct-current ice melting device, which is composed of a voltage regulating system (1), a twelve-pulse rising current transformer (2), a measuring system (3) and a control system (4). The output end of the voltage regulating system (1) is connected with the input end of the twelve-pulse rising current transformer (2). The input end of the measuring system (3) is in parallel connection with the input end and the output end of the voltage regulating system (1) and a three-phase alternating current power supply output end a1 and a three-phase alternating current power supply output end a2 of the twelve-pulse rising current transformer (2). The output end of the measuring system (3) is connected with the input end of the control system (4), and the output end of the control system (4) is connected with the control input end of the voltage regulating system (1). The low-voltage high-current testing platform has the advantages of 1) being capable of meeting requirements of large current tests of the 0-6000A direct-current ice melding device and wide in application range; 2) simple in structure; 3) accurate in measurement and control; 4) simple in maintenance; and 5) low in reactive power consumption.
Description
Technical field
The invention belongs to the electrical engineering technical field, relate in particular to a kind of low-voltage, high-current test platform of DC de-icing device.
Background technology
The southern china each province, like Guizhou, Sichuan, Hunan, Hubei, Jiangxi, the ice damage outburst is frequent.Each ice damage, the loss of transmission line of electricity are particularly heavy, not only make the direct economic loss of power grid operation enterprise reach tens billion of units, have also had a strong impact on the development and national economy and the people's ordinary production and life.
2008, for resisting the transmission line of electricity ice damage, electrical network R&D institution developed DC de-icing device in succession, in order to transmission line of electricity is carried out ice-melt, guaranteed the safe and stable operation of electrical network.After DC de-icing device is succeeded in developing, need carry out each item performance test to it in the laboratory, can safety during with the actual ice-melt of assurance device, reliability service.The DC de-icing device output voltage is high; Output current is big; And breadboard power supply capacity is less relatively; For performance, reduce the capacity of testing equipment simultaneously, though the little test platform that can export big electric current of development capacity is a technical matters that needs to be resolved hurrily in the big electric current output of laboratory proofing DC de-icing device.
Summary of the invention
The technical matters that the present invention will solve is: limited to the laboratory power supply capacity; Can't carry out the defective of the big electric current output test of DC de-icing device; A kind of low capacity is provided; Can satisfy the DC de-icing device low-voltage, high-current test platform of the following DC de-icing device cranking test of 6000A, this platform structure is simple, applied widely.
Technical solution of the present invention is, said DC de-icing device low-voltage, high-current test platform is as shown in Figure 1, is made up of voltage-regulating system 1,12 pulsating wave rising current transformer 2, measuring system 3 and control system 4.The input end of the said 12 pulsating wave rising current transformer 2 of output termination of wherein said voltage-regulating system 1.The output terminal of this 12 pulsating wave rising current transformer 2 has the three-phase alternating-current supply output a1 and the three-phase alternating-current supply output a2 of 30 ° of two-way phase phasic differences.The three-phase alternating-current supply output a1 of the input end of the above-mentioned voltage-regulating system 1 of input end parallel connection of said measuring system 3, the output terminal of voltage-regulating system 1,12 pulsating wave rising current transformer 2, the three-phase alternating-current supply output a2 of 12 pulsating wave rising current transformer 2.The input end of the said control system 4 of output termination of this measuring system 3, the output terminal of this control system 4 connects the control input end of above-mentioned voltage-regulating system 1.
In the said structure of the present invention, the main effect of said voltage-regulating system 1 is to regulate the output voltage of 12 pulsating wave rising current transformer 2 automatically according to the test current size of DC de-icing device, thereby satisfies the needs of DC de-icing device test current size.The main effect of 12 pulsating wave rising current transformer 2 is step-down up-flows; And the three-phase alternating-current supply that forms 30 ° of two-way phase phasic differences is exported a1 and a2; Both can supply the DC de-icing device of 6 pulse wave rectifiers to make an experiment, and can supply the DC de-icing device of 12 pulse wave rectifiers to make an experiment again.The main effect of measuring system 3 is the output voltage and the output current of the input voltage of measuring, show voltage-regulating system 1, input current, output voltage, output current, 12 pulsating wave rising current transformer 2, and offers control system 4 and judge so that rationally regulate the output of voltage-regulating system 1.The main effect of control system 4 is the sizes according to given test current, and the data that provide of contrast, analytical measurement system 3, and output or the test platform of regulating voltage-regulating system 1 automatically breaks down, the output of automatic blocking voltage-regulating system 1 during overcurrent.
The invention has the beneficial effects as follows:
1), can satisfy the cranking test of 0～6000A DC de-icing device; Both be applicable to the test of the DC de-icing device of 6 pulse waves, 12 pulse wave rectifiers; Be applicable to the test of the DC de-icing device of diode rectification, thyristor rectifier and IGBT rectification again, applied widely;
2), capacity is little, simple in structure, area occupied is little;
3), automatically regulate, measure, control accurately, and protect complete;
4), adopt air-cooled design, safeguard simple;
5), the harmonic wave that produces is little, reactive power consumption is low, power factor is high.
Description of drawings
Fig. 1 is the structured flowchart of a specific embodiment of the present invention, is denoted as among the figure:
1-voltage-regulating system,
2-12 pulsating wave rising current transformer,
3-measuring system,
4-control system.
Embodiment
Referring to concrete embodiment of DC de-icing device low-voltage, high-current test platform of the present invention shown in Figure 1; The voltage-regulating system 1 of this embodiment adopts Hunan China to economize the HCTY-100/380 type 100kVA voltage-regulating system that the pure Power Tech Corp. Inc. of remittance produces; 12 pulsating wave rising current transformer 2 adopt Chinese Hubei to continue ZL100/380 type 100kVA 12 pulsating wave rising current transformer that new extraordinary electric incorporated company produces; The HCCL-380/6000 type 6000A measuring system that measuring system 3 adopts Hunan China province pure Power Tech Corp. Inc. of remittance to produce, control system 4 adopt Hunan China to economize the HCKZ-TY type voltage control system of the pure Power Tech Corp. Inc. of remittance production.Above-mentioned voltage-regulating system 1,12 pulsating wave rising current transformer 2, measuring system 3 and control system 4 connect with reference to structured flowchart shown in Figure 1, i.e. the input end of the output termination 12 pulsating wave rising current transformer 2 of voltage-regulating system 1 by above-mentioned technical solution.The three-phase alternating-current supply output a1 of the input end of the input end parallel connection voltage-regulating system 1 of measuring system 3, the output terminal of voltage-regulating system 1,12 pulsating wave rising current transformer 2, the three-phase alternating-current supply output a2 of 12 pulsating wave rising current transformer 2.And the input end of the output terminal connected control system 4 of measuring system 3, the control input end of the output termination voltage-regulating system 1 of control system 4.
The DC de-icing device low-voltage, high-current test platform of the present invention that constitutes thus is proved to be respond well through simulation calculation, simulation test and actual motion, have simple to operate, safe and reliable, control accurate characteristics, reach designing requirement fully.
Claims (1)
1. DC de-icing device low-voltage, high-current test platform; It is characterized in that; It is made up of voltage-regulating system (1), 12 pulsating wave rising current transformer (2), measuring system (3) and control system (4); The input end of the said 12 pulsating wave rising current transformer of the output termination of wherein said voltage-regulating system (1) (2); The output terminal of this 12 pulsating wave rising current transformer (2) has the three-phase alternating-current supply output a1 and the three-phase alternating-current supply output a2 of 30 ° of two-way phase phasic differences; The three-phase alternating-current supply output a1 of the input end of the input end above-mentioned voltage-regulating system of parallel connection (1) of said measuring system (3), the output terminal of voltage-regulating system (1), 12 pulsating wave rising current transformer (2), the three-phase alternating-current supply output a2 of 12 pulsating wave rising current transformer (2); The input end of the said control system of output termination (4) of this measuring system (3), the output terminal of this control system (4) connects the control input end of above-mentioned voltage-regulating system (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100269305A CN102590664A (en) | 2012-02-08 | 2012-02-08 | Low-voltage large-current testing platform of direct-current ice melting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100269305A CN102590664A (en) | 2012-02-08 | 2012-02-08 | Low-voltage large-current testing platform of direct-current ice melting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102590664A true CN102590664A (en) | 2012-07-18 |
Family
ID=46479585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100269305A Pending CN102590664A (en) | 2012-02-08 | 2012-02-08 | Low-voltage large-current testing platform of direct-current ice melting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102590664A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104391243A (en) * | 2014-11-18 | 2015-03-04 | 国家电网公司 | Automatic testing device for three-phase aftercurrent action protector |
| CN104849655A (en) * | 2015-04-10 | 2015-08-19 | 国家电网公司 | Heavy current testing device and method for extra-high voltage deicing isolating switch |
| CN105181003A (en) * | 2015-09-30 | 2015-12-23 | 国家电网公司 | Strong-circulation energy-saving high current system for ice-melting tests of ultra-high voltage line |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4085338A (en) * | 1976-02-20 | 1978-04-18 | Georgy Andreevich Genrikh | High-voltage network for areas with high rate of icing |
| CN201282317Y (en) * | 2008-06-11 | 2009-07-29 | 国网武汉高压研究院 | Large-capacity DC thawing apparatus |
| CN101540491A (en) * | 2009-03-06 | 2009-09-23 | 南方电网技术研究中心 | Setting method of DC de-icing major loop |
| CN201438633U (en) * | 2009-06-05 | 2010-04-14 | 湖南省电力公司试验研究院 | Direct-current thawing device for 10kV transmission and distribution lines |
| CN201682247U (en) * | 2010-05-13 | 2010-12-22 | 湖南省电力公司试验研究院 | Voltage adjustable direct-current deicing device for power transmission lines |
| CN102255271A (en) * | 2011-07-08 | 2011-11-23 | 贵州电力试验研究院 | Low-voltage rectifying device |
| WO2011154645A1 (en) * | 2010-06-11 | 2011-12-15 | Hispano-Suiza | Power supply circuit for an aircraft de-icing system |
| CN202471859U (en) * | 2012-02-08 | 2012-10-03 | 湖南省电力公司科学研究院 | Low voltage and large current test platform for direct current ice-melting device |
-
2012
- 2012-02-08 CN CN2012100269305A patent/CN102590664A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4085338A (en) * | 1976-02-20 | 1978-04-18 | Georgy Andreevich Genrikh | High-voltage network for areas with high rate of icing |
| CN201282317Y (en) * | 2008-06-11 | 2009-07-29 | 国网武汉高压研究院 | Large-capacity DC thawing apparatus |
| CN101540491A (en) * | 2009-03-06 | 2009-09-23 | 南方电网技术研究中心 | Setting method of DC de-icing major loop |
| CN201438633U (en) * | 2009-06-05 | 2010-04-14 | 湖南省电力公司试验研究院 | Direct-current thawing device for 10kV transmission and distribution lines |
| CN201682247U (en) * | 2010-05-13 | 2010-12-22 | 湖南省电力公司试验研究院 | Voltage adjustable direct-current deicing device for power transmission lines |
| WO2011154645A1 (en) * | 2010-06-11 | 2011-12-15 | Hispano-Suiza | Power supply circuit for an aircraft de-icing system |
| CN102255271A (en) * | 2011-07-08 | 2011-11-23 | 贵州电力试验研究院 | Low-voltage rectifying device |
| CN202471859U (en) * | 2012-02-08 | 2012-10-03 | 湖南省电力公司科学研究院 | Low voltage and large current test platform for direct current ice-melting device |
Non-Patent Citations (2)
| Title |
|---|
| 谢斌等: "500kV复兴变电站固定式直流融冰兼容SVC试点工程的设计", 《电网技术》 * |
| 谭艳军等: "基于调压整流的配网线路直流融冰方法及其装置研究", 《电力***保护与控制》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104391243A (en) * | 2014-11-18 | 2015-03-04 | 国家电网公司 | Automatic testing device for three-phase aftercurrent action protector |
| CN104849655A (en) * | 2015-04-10 | 2015-08-19 | 国家电网公司 | Heavy current testing device and method for extra-high voltage deicing isolating switch |
| CN105181003A (en) * | 2015-09-30 | 2015-12-23 | 国家电网公司 | Strong-circulation energy-saving high current system for ice-melting tests of ultra-high voltage line |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103065016B (en) | Method and system for determining alternating-current system fault range resulting in direct-current commutation failure | |
| CN203981788U (en) | A kind of photovoltaic combining inverter automatic detection device | |
| CN106849369B (en) | Energy taking device and method for overhead lightning protection ground wire of power transmission line based on CT electricity taking | |
| CN202004458U (en) | Active filter circuit with intelligent communication function | |
| CN203491725U (en) | Novel high-reliability UPS | |
| CN105141209A (en) | Method and device for reducing exciting current of transformer during bypass conduction of isolating uninterrupted power supply (UPS) | |
| CN205786994U (en) | A kind of direct current transportation IGCT back-up protection characteristic test device | |
| CN102590664A (en) | Low-voltage large-current testing platform of direct-current ice melting device | |
| CN204721106U (en) | Based on the power transmission line overhead ground wire electromagnetism energy taking device of super capacitor | |
| CN202471859U (en) | Low voltage and large current test platform for direct current ice-melting device | |
| CN105425066A (en) | Special capacitor ripple current detection main circuit for flexible direct-current power transmission | |
| CN204515032U (en) | A kind of proving installation of energy feedback unit | |
| CN203894367U (en) | Thyristor shunting detection circuit for voltage source transverter | |
| CN203606442U (en) | Variable pitch charger detection platform of wind generating set | |
| CN104198953B (en) | Two-way operational testing system and method for electric automobile charge-discharge device | |
| CN204515046U (en) | A kind of mining electromagnetic starter Integrated Protection System test unit | |
| CN204696702U (en) | Grid-connected distribution box | |
| CN204834374U (en) | Multi -functional portable insulator spindle | |
| CN103543364B (en) | A kind of wind generating set pitch control charger detection platform | |
| CN103872754B (en) | Photovoltaic solar method for controlling power supply and system | |
| CN102411102A (en) | System and method for power examination test of large-power rectifier | |
| CN102664379B (en) | Equivalent 24 pulse wave non-control rectification DC thawing apparatus | |
| CN201278004Y (en) | Chopper experiment system for large power transformer power unit | |
| CN203933134U (en) | Distribution post power source device | |
| CN204613387U (en) | For the electric supply installation that current transformer detects |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: HU NAN HUICUI ELECTRIC TECHNOLOGY CO., LTD. STATE Free format text: FORMER OWNER: HU NAN HUICUI ELECTRIC TECHNOLOGY CO., LTD. Effective date: 20121012 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20121012 Address after: 410007 No. 79 hydroelectric power street, east pond, Hunan, Changsha Applicant after: Science Research Institute of Hunan Electric Power Co., Ltd. Applicant after: Hu'nan Huicui Electric Power Technology Co., Ltd. Applicant after: State Grid Corporation of China Address before: 410007 No. 79 hydroelectric power street, east pond, Hunan, Changsha Applicant before: Science Research Institute of Hunan Electric Power Co., Ltd. Applicant before: Hu'nan Huicui Electric Power Technology Co., Ltd. |
|
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120718 |