JP2017201681A - 変圧器の損失電力予測装置 - Google Patents
変圧器の損失電力予測装置 Download PDFInfo
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- JP2017201681A JP2017201681A JP2016242644A JP2016242644A JP2017201681A JP 2017201681 A JP2017201681 A JP 2017201681A JP 2016242644 A JP2016242644 A JP 2016242644A JP 2016242644 A JP2016242644 A JP 2016242644A JP 2017201681 A JP2017201681 A JP 2017201681A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
- G01R21/02—Arrangements for measuring electric power or power factor by thermal methods, e.g. calorimetric
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for AC mains or AC distribution networks
- H02J3/36—Arrangements for transfer of electric power between AC networks via high-voltage DC [HVDC] links; Arrangements for transfer of electric power between generators and networks via HVDC links
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
- G01R21/14—Compensating for temperature change
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/302—Contactless testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/62—Testing of transformers
-
- 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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/60—Arrangements for transfer of electric power between AC networks or generators via a high voltage DC link [HVCD]
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Housings And Mounting Of Transformers (AREA)
- Protection Of Transformers (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
【解決手段】本発明の一実施形態による変圧器の損失電力予測装置は、変圧器の温度を測定する測定部、前記温度に基づいて前記変圧器の温度データを算出する算出部、前記変圧器の基準データを設定して保管する保管部、及び前記温度データを前記基準データと比べて前記変圧器の損失電力を判断する判断部を含み、前記基準データは前記温度データによる損失電力を含むことを特徴とする。
【選択図】図4
Description
0によれば、変圧器20の2次捲線22に大きさ及び周波数が一定した正弦波を印加することができないので、正確な損失電力を算出し難いという問題点がある。
Claims (8)
- 変圧器の温度を測定する測定部と、
前記温度に基づいて前記変圧器の温度データを算出する算出部と、
前記変圧器の基準データを設定して保管する保管部、及び
前記温度データを前記基準データと比べて前記変圧器の損失電力を判断する判断部とを含み、
前記基準データは前記温度データによる損失電力を含むことを特徴とする、変圧器の損失電力予測装置。 - 前記変圧器の温度は、
前記変圧器の捲線温度、前記変圧器の絶縁油温度、及び前記変圧器の周辺温度を含むことを特徴とする、請求項1に記載の変圧器の損失電力予測装置。 - 前記温度データは飽和温度を含み、
前記判断部は、
前記飽和温度を前記基準データと比べて前記変圧器の損失電力を判断することを特徴とする、請求項1または請求項2に記載の変圧器の損失電力予測装置。 - 前記飽和温度は、
前記変圧器の温度変化率及び前記変圧器の周辺温度変化率が予め設定された範囲内である時の前記変圧器の温度であることを特徴とする、請求項3に記載の変圧器の損失電力予測装置。 - 前記温度データは温度勾配を含み、
前記判断部は、
前記温度勾配を前記基準データと比べて前記変圧器の損失電力を判断することを特徴とする、請求項1ないし請求項4のいずれか1項に記載の変圧器の損失電力予測装置。 - 前記保管部は、
前記変圧器の1次回路に電源を供給することによって、変化する前記変圧器の温度に基づいて前記基準データを設定することを特徴とする、請求項1ないし請求項5のいずれか1項に記載の変圧器の損失電力予測装置。 - 前記保管部は、
前記変圧器の温度変化率及び周辺温度変化率が予め設定された範囲内である時、前記変圧器が飽和されたと判断し、前記飽和された変圧器の温度に基づいて前記基準データを設定することを特徴とする、請求項1ないし請求項6のいずれか1項に記載の変圧器の損失電力予測装置。 - 前記測定部は、
捲線温度計、油温度計及び光センサーのいずれか一つ以上であることを特徴とする、請求項1ないし請求項7のいずれか1項に記載の変圧器の損失電力予測装置。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2016-0055739 | 2016-05-04 | ||
| KR1020160055739A KR102558782B1 (ko) | 2016-05-04 | 2016-05-04 | 변압기의 손실 전력 예측 장치 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2017201681A true JP2017201681A (ja) | 2017-11-09 |
| JP6437508B2 JP6437508B2 (ja) | 2018-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2016242644A Active JP6437508B2 (ja) | 2016-05-04 | 2016-12-14 | 変圧器の損失電力予測装置 |
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| Country | Link |
|---|---|
| US (1) | US20170322242A1 (ja) |
| EP (1) | EP3242371B1 (ja) |
| JP (1) | JP6437508B2 (ja) |
| KR (1) | KR102558782B1 (ja) |
| CN (1) | CN107345982B (ja) |
| ES (1) | ES2784623T3 (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019160850A (ja) * | 2018-03-08 | 2019-09-19 | 東日本旅客鉄道株式会社 | 変圧器の加速劣化試験装置および試験方法 |
| JP2025186746A (ja) * | 2024-06-12 | 2025-12-24 | 本田技研工業株式会社 | 制御方法、制御装置、及び制御プログラム |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106532698B (zh) * | 2017-01-06 | 2019-03-15 | 国网河南省电力公司电力科学研究院 | 一种配网理论线损率计算方法 |
| US11943236B2 (en) * | 2018-04-26 | 2024-03-26 | Hitachi Energy Ltd | Technologies for detecting cyber-attacks against electrical distribution devices |
| CN108647717B (zh) * | 2018-05-09 | 2021-08-20 | 广东电网有限责任公司 | 一种考虑温度的变压器故障率计算方法 |
| CN113027606B (zh) * | 2020-02-17 | 2022-05-03 | 陆忠利 | 发动机自动智能监控系统 |
| CN111337744A (zh) * | 2020-04-03 | 2020-06-26 | 苏州华电电气股份有限公司 | 变压器运行能效和/或损耗监测装置 |
| CN111273117B (zh) * | 2020-04-03 | 2022-03-29 | 国家电网有限公司 | 缩短干式变压器空载温升试验时间的方法及装置 |
| CN111754021B (zh) * | 2020-05-19 | 2024-02-09 | 上海申瑞继保电气有限公司 | 铁路牵引变电所的牵引变压器运行工况预测方法 |
| CN111766467B (zh) * | 2020-07-07 | 2022-07-22 | 深圳市京泉华科技股份有限公司 | 电子变压器损耗检测方法及系统 |
| CN115840895B (zh) * | 2021-12-31 | 2024-05-03 | 江苏常胜电器(淮安)有限公司 | 一种电子器件温度保护系统 |
| CN115655516B (zh) * | 2022-12-12 | 2023-03-21 | 广东电网有限责任公司佛山供电局 | 一种变压器顶层油温异常校验方法及相关装置 |
| CN121186685A (zh) * | 2025-11-25 | 2025-12-23 | 常州磁通电子科技有限公司 | 变压器功率分析仪的校正方法及变压器功率分析仪 |
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2016
- 2016-05-04 KR KR1020160055739A patent/KR102558782B1/ko active Active
- 2016-12-13 CN CN201611148673.7A patent/CN107345982B/zh active Active
- 2016-12-14 EP EP16204092.7A patent/EP3242371B1/en active Active
- 2016-12-14 JP JP2016242644A patent/JP6437508B2/ja active Active
- 2016-12-14 ES ES16204092T patent/ES2784623T3/es active Active
- 2016-12-30 US US15/394,920 patent/US20170322242A1/en not_active Abandoned
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| JP2019160850A (ja) * | 2018-03-08 | 2019-09-19 | 東日本旅客鉄道株式会社 | 変圧器の加速劣化試験装置および試験方法 |
| JP7191526B2 (ja) | 2018-03-08 | 2022-12-19 | 東日本旅客鉄道株式会社 | 変圧器の加速劣化試験装置および試験方法 |
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Also Published As
| Publication number | Publication date |
|---|---|
| KR102558782B1 (ko) | 2023-07-21 |
| EP3242371A1 (en) | 2017-11-08 |
| US20170322242A1 (en) | 2017-11-09 |
| ES2784623T3 (es) | 2020-09-29 |
| JP6437508B2 (ja) | 2018-12-12 |
| CN107345982A (zh) | 2017-11-14 |
| EP3242371B1 (en) | 2020-01-29 |
| KR20170125641A (ko) | 2017-11-15 |
| CN107345982B (zh) | 2020-09-01 |
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