CN102790538B - 电能表及其rc电源 - Google Patents
电能表及其rc电源 Download PDFInfo
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- CN102790538B CN102790538B CN201110130318.8A CN201110130318A CN102790538B CN 102790538 B CN102790538 B CN 102790538B CN 201110130318 A CN201110130318 A CN 201110130318A CN 102790538 B CN102790538 B CN 102790538B
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- power supply
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- 238000009825 accumulation Methods 0.000 claims abstract description 28
- 238000000034 method Methods 0.000 claims abstract description 10
- 238000004148 unit process Methods 0.000 claims abstract description 3
- 239000003990 capacitor Substances 0.000 claims description 38
- 230000000087 stabilizing effect Effects 0.000 claims description 15
- 239000004065 semiconductor Substances 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
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Priority Applications (1)
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CN201110130318.8A CN102790538B (zh) | 2011-05-19 | 2011-05-19 | 电能表及其rc电源 |
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CN201110130318.8A CN102790538B (zh) | 2011-05-19 | 2011-05-19 | 电能表及其rc电源 |
Publications (2)
Publication Number | Publication Date |
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CN102790538A CN102790538A (zh) | 2012-11-21 |
CN102790538B true CN102790538B (zh) | 2015-09-30 |
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CN201110130318.8A Active CN102790538B (zh) | 2011-05-19 | 2011-05-19 | 电能表及其rc电源 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110673083B (zh) * | 2019-11-13 | 2020-11-27 | 云南电网有限责任公司电力科学研究院 | 一种用于检测电能表计量误差的直流标准源装置 |
CN113422504A (zh) * | 2021-07-06 | 2021-09-21 | 浙江瑞银电子有限公司 | 一种基于泄放电阻的稳压电路 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0891039A2 (de) * | 1997-07-10 | 1999-01-13 | ABBPATENT GmbH | Kapazitives Netzteil |
CN200944560Y (zh) * | 2006-09-08 | 2007-09-05 | 深圳市和而泰电子科技有限公司 | 电阻电容降压电源电路 |
CN201045622Y (zh) * | 2007-06-07 | 2008-04-09 | 武汉盛帆电子股份有限公司 | 超低功耗单相电子式电能表 |
CN202042934U (zh) * | 2011-05-19 | 2011-11-16 | 深圳长城开发科技股份有限公司 | 电能表及其rc电源 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050162022A1 (en) * | 2004-01-16 | 2005-07-28 | Maytag Corporation | Capacitor dropping power supply with shunt switching |
EP1626493A1 (fr) * | 2004-08-11 | 2006-02-15 | Stmicroelectronics Sa | Circuit d'alimentation capacitive |
JP2008131822A (ja) * | 2006-11-24 | 2008-06-05 | Mitsubishi Electric Corp | コンデンサドロップ式電源回路及び空気調和機 |
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2011
- 2011-05-19 CN CN201110130318.8A patent/CN102790538B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0891039A2 (de) * | 1997-07-10 | 1999-01-13 | ABBPATENT GmbH | Kapazitives Netzteil |
CN200944560Y (zh) * | 2006-09-08 | 2007-09-05 | 深圳市和而泰电子科技有限公司 | 电阻电容降压电源电路 |
CN201045622Y (zh) * | 2007-06-07 | 2008-04-09 | 武汉盛帆电子股份有限公司 | 超低功耗单相电子式电能表 |
CN202042934U (zh) * | 2011-05-19 | 2011-11-16 | 深圳长城开发科技股份有限公司 | 电能表及其rc电源 |
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CN102790538A (zh) | 2012-11-21 |
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Effective date of registration: 20210414 Address after: 611731 no.1218, Hezuo Road, high tech Zone (West District), Chengdu, Sichuan Province Patentee after: CHENGDU GREAT WALL DEVELOPMENT TECHNOLOGY Co.,Ltd. Address before: Futian District Shenzhen City, Guangdong province 518000 CaiTian Road No. 7006 Patentee before: SHENZHEN KAIFA TECHNOLOGY Co.,Ltd. |
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Address after: 611731 No. 99, Tianquan Road, high tech Zone, Chengdu, Sichuan Patentee after: Chengdu Great Wall Development Technology Co.,Ltd. Address before: 611731 no.1218, Hezuo Road, high tech Zone (West District), Chengdu, Sichuan Province Patentee before: CHENGDU GREAT WALL DEVELOPMENT TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20220824 Address after: Futian District Shenzhen City, Guangdong province 518000 CaiTian Road No. 7006 Patentee after: SHENZHEN KAIFA TECHNOLOGY Co.,Ltd. Address before: 611731 No. 99, Tianquan Road, high tech Zone, Chengdu, Sichuan Patentee before: Chengdu Great Wall Development Technology Co.,Ltd. |
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Effective date of registration: 20221220 Address after: 611731 No. 99, Tianquan Road, high tech Zone, Chengdu, Sichuan Patentee after: Chengdu Great Wall Development Technology Co.,Ltd. Address before: Futian District Shenzhen City, Guangdong province 518000 CaiTian Road No. 7006 Patentee before: SHENZHEN KAIFA TECHNOLOGY Co.,Ltd. |
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