CN203037745U - 双路光伏输入的绝缘阻抗检测电路 - Google Patents
双路光伏输入的绝缘阻抗检测电路 Download PDFInfo
- Publication number
- CN203037745U CN203037745U CN201220717480.XU CN201220717480U CN203037745U CN 203037745 U CN203037745 U CN 203037745U CN 201220717480 U CN201220717480 U CN 201220717480U CN 203037745 U CN203037745 U CN 203037745U
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- Prior art keywords
- resistor
- switching device
- positive pole
- insulation resistance
- detection circuit
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- Expired - Lifetime
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Measurement Of Resistance Or Impedance (AREA)
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Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220717480.XU CN203037745U (zh) | 2012-12-24 | 2012-12-24 | 双路光伏输入的绝缘阻抗检测电路 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220717480.XU CN203037745U (zh) | 2012-12-24 | 2012-12-24 | 双路光伏输入的绝缘阻抗检测电路 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203037745U true CN203037745U (zh) | 2013-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201220717480.XU Expired - Lifetime CN203037745U (zh) | 2012-12-24 | 2012-12-24 | 双路光伏输入的绝缘阻抗检测电路 |
Country Status (1)
| Country | Link |
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| CN (1) | CN203037745U (zh) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103091560A (zh) * | 2012-12-24 | 2013-05-08 | 江苏兆伏新能源有限公司 | 双路光伏输入的绝缘阻抗检测电路以及检测方法 |
| CN103645383A (zh) * | 2013-12-24 | 2014-03-19 | 浙江昱能光伏科技集成有限公司 | 逆变器的对地绝缘电阻的检测电路 |
| EP2975720A1 (en) * | 2014-06-30 | 2016-01-20 | Sungrow Power Supply Co., Ltd. | Device and method for detecting insulation of photovoltaic modules against ground and photovoltaic grid-connected power generation system |
| CN106603007A (zh) * | 2016-12-16 | 2017-04-26 | 阳光电源股份有限公司 | 光伏阵列对地绝缘阻抗检测电路 |
| CN108279331A (zh) * | 2018-03-21 | 2018-07-13 | 艾思玛新能源技术(上海)有限公司苏州高新区分公司 | 一种光伏逆变器绝缘阻抗检测电路及方法 |
| CN115656637A (zh) * | 2022-10-24 | 2023-01-31 | 中南大学 | 一种低成本光伏板对地绝缘阻抗检测电路及检测方法 |
-
2012
- 2012-12-24 CN CN201220717480.XU patent/CN203037745U/zh not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103091560A (zh) * | 2012-12-24 | 2013-05-08 | 江苏兆伏新能源有限公司 | 双路光伏输入的绝缘阻抗检测电路以及检测方法 |
| CN103645383A (zh) * | 2013-12-24 | 2014-03-19 | 浙江昱能光伏科技集成有限公司 | 逆变器的对地绝缘电阻的检测电路 |
| CN103645383B (zh) * | 2013-12-24 | 2016-05-04 | 浙江昱能科技有限公司 | 逆变器的对地绝缘电阻的检测电路 |
| EP2975720A1 (en) * | 2014-06-30 | 2016-01-20 | Sungrow Power Supply Co., Ltd. | Device and method for detecting insulation of photovoltaic modules against ground and photovoltaic grid-connected power generation system |
| CN106603007A (zh) * | 2016-12-16 | 2017-04-26 | 阳光电源股份有限公司 | 光伏阵列对地绝缘阻抗检测电路 |
| CN106603007B (zh) * | 2016-12-16 | 2018-09-28 | 阳光电源股份有限公司 | 光伏阵列对地绝缘阻抗检测电路 |
| CN108279331A (zh) * | 2018-03-21 | 2018-07-13 | 艾思玛新能源技术(上海)有限公司苏州高新区分公司 | 一种光伏逆变器绝缘阻抗检测电路及方法 |
| CN108279331B (zh) * | 2018-03-21 | 2023-11-10 | 爱士惟科技股份有限公司 | 一种光伏逆变器绝缘阻抗检测电路及方法 |
| CN115656637A (zh) * | 2022-10-24 | 2023-01-31 | 中南大学 | 一种低成本光伏板对地绝缘阻抗检测电路及检测方法 |
| CN115656637B (zh) * | 2022-10-24 | 2024-03-26 | 中南大学 | 一种低成本光伏板对地绝缘阻抗检测电路及检测方法 |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SMA NEW ENERGY TECHNOLOGY (SHANGHAI) AG Free format text: FORMER OWNER: JIANGSU ZOF NEW ENERGY CO., LTD. Effective date: 20150424 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 212200 ZHENJIANG, JIANGSU PROVINCE TO: 200000 PUDONG NEW AREA, SHANGHAI |
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| TR01 | Transfer of patent right |
Effective date of registration: 20150424 Address after: 200000, 7, 701, 707B building, Zhongjian building, No. 1568 Century Avenue, Shanghai, Pudong New Area Patentee after: SMA NEW ENERGY TECHNOLOGY (SHANGHAI) CO.,LTD. Address before: 212200 Yangzhong City, Jiangsu Province Economic Development Zone, Hong Xing Road, No. 588, No. Patentee before: JIANGSU ZOF NEW ENERGY Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |
Address after: Units 701 and 707B on the 7th floor of Zhongjian Building, 1568 Century Avenue, Pudong New Area, Shanghai 200000 Patentee after: ESWEI NEW ENERGY TECHNOLOGY (SHANGHAI) Co.,Ltd. Address before: Units 701 and 707B on the 7th floor of Zhongjian Building, 1568 Century Avenue, Pudong New Area, Shanghai 200000 Patentee before: SMA NEW ENERGY TECHNOLOGY (SHANGHAI) CO.,LTD. |
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| CP01 | Change in the name or title of a patent holder | ||
| CP03 | Change of name, title or address |
Address after: 200023 room 904b, 757 Mengzi Road, Huangpu District, Shanghai Patentee after: Asway Power Equipment Trading (Shanghai) Co.,Ltd. Address before: Units 701 and 707B on the 7th floor of Zhongjian Building, 1568 Century Avenue, Pudong New Area, Shanghai 200000 Patentee before: ESWEI NEW ENERGY TECHNOLOGY (SHANGHAI) Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130703 |
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| CX01 | Expiry of patent term |