CN201319038Y - 发电机组转速的测量装置 - Google Patents
发电机组转速的测量装置 Download PDFInfo
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- CN201319038Y CN201319038Y CNU2008202303507U CN200820230350U CN201319038Y CN 201319038 Y CN201319038 Y CN 201319038Y CN U2008202303507 U CNU2008202303507 U CN U2008202303507U CN 200820230350 U CN200820230350 U CN 200820230350U CN 201319038 Y CN201319038 Y CN 201319038Y
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- tachometer disc
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- inductance approach
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 19
- 239000010959 steel Substances 0.000 claims abstract description 19
- 238000005259 measurement Methods 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 9
- 238000012360 testing method Methods 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000010355 oscillation Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000003534 oscillatory effect Effects 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
Description
机组频率(Hz) | 49.8 | 49.9 | 50 | 50.1 | 50.2 |
机组转速(r/min) | 598 | 599 | 600 | 601 | 602 |
测量转速(r/min) | 596 | 601 | 600 | 600 | 603 |
误差(r) | -3 | 2 | 0 | -2 | 1 |
误差率(%) | 0.5% | 0.3% | 0% | 0.3% |
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CNU2008202303507U CN201319038Y (zh) | 2008-12-16 | 2008-12-16 | 发电机组转速的测量装置 |
Applications Claiming Priority (1)
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CNU2008202303507U CN201319038Y (zh) | 2008-12-16 | 2008-12-16 | 发电机组转速的测量装置 |
Publications (1)
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CN201319038Y true CN201319038Y (zh) | 2009-09-30 |
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CNU2008202303507U Expired - Fee Related CN201319038Y (zh) | 2008-12-16 | 2008-12-16 | 发电机组转速的测量装置 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102226814A (zh) * | 2011-03-30 | 2011-10-26 | 天津瑞能电气有限公司 | 风电机组主轴转速测量方法及其转速脉冲检出机构 |
CN102887348A (zh) * | 2012-10-17 | 2013-01-23 | 徐州通力机械科技有限公司 | 一种带式输送机断带保护装置用隔爆型速度传感器 |
CN103196664A (zh) * | 2013-03-22 | 2013-07-10 | 四川中鼎自动控制有限公司 | 水电站机械液压过速保护装置仿真试验台及试验方法 |
CN107687949A (zh) * | 2017-10-11 | 2018-02-13 | 辽宁工程技术大学 | 一种航空发动机起动机转速与振动检测装置 |
-
2008
- 2008-12-16 CN CNU2008202303507U patent/CN201319038Y/zh not_active Expired - Fee Related
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102226814A (zh) * | 2011-03-30 | 2011-10-26 | 天津瑞能电气有限公司 | 风电机组主轴转速测量方法及其转速脉冲检出机构 |
CN102887348A (zh) * | 2012-10-17 | 2013-01-23 | 徐州通力机械科技有限公司 | 一种带式输送机断带保护装置用隔爆型速度传感器 |
CN102887348B (zh) * | 2012-10-17 | 2014-09-24 | 徐州通力机械科技有限公司 | 一种带式输送机断带保护装置用隔爆型速度传感器 |
CN103196664A (zh) * | 2013-03-22 | 2013-07-10 | 四川中鼎自动控制有限公司 | 水电站机械液压过速保护装置仿真试验台及试验方法 |
CN103196664B (zh) * | 2013-03-22 | 2015-06-10 | 四川中鼎自动控制有限公司 | 水电站机械液压过速保护装置仿真试验台及试验方法 |
CN107687949A (zh) * | 2017-10-11 | 2018-02-13 | 辽宁工程技术大学 | 一种航空发动机起动机转速与振动检测装置 |
CN107687949B (zh) * | 2017-10-11 | 2023-08-22 | 辽宁工程技术大学 | 一种航空发动机起动机转速与振动检测装置 |
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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: STATE GRID CORPORATION OF CHINA Effective date: 20121220 |
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C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 443000 YICHANG, HUBEI PROVINCE TO: 443005 YICHANG, HUBEI PROVINCE |
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TR01 | Transfer of patent right |
Effective date of registration: 20121220 Address after: 443005 Shenzhen Road, Hubei city of Yichang province No. 44 Patentee after: Hubei Yichang Dongshan Electric Power Co., Ltd. Patentee after: State Grid Corporation of China Address before: 443000 Shenzhen Road, Hubei city of Yichang province No. 44 Hubei Yichang Dongshan power Limited by Share Ltd Patentee before: Hubei Yichang Dongshan Electric Power Co., Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090930 Termination date: 20161216 |
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CF01 | Termination of patent right due to non-payment of annual fee |