JP4272171B2 - 電力系統運用方法 - Google Patents
電力系統運用方法 Download PDFInfo
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- JP4272171B2 JP4272171B2 JP2005026693A JP2005026693A JP4272171B2 JP 4272171 B2 JP4272171 B2 JP 4272171B2 JP 2005026693 A JP2005026693 A JP 2005026693A JP 2005026693 A JP2005026693 A JP 2005026693A JP 4272171 B2 JP4272171 B2 JP 4272171B2
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Description
以下この発明の実施の形態1を、図1〜図8により、1.図の説明、2.前記外部短絡故障時の不要動作要因の検討、3.不要動作対策の検討、4.不要動作対策方式の説明、の順に説明する。
2 演算処理部、
3 ディジタル入出力部、
4 ディジタルフィルタ処理、
5 リレー演算処理、
6 積分照合処理、
7 シーケンス処理、
1AND AND論理演算要素、
2AND AND論理演算要素、
1L 送電線(回線)、
2L 送電線(回線)、
50S,150S,250S 短絡選択継電器
50SA 短絡選択継電器用過電流継電器、
As/s 変電所、
Bs/s 変電所、
Branch 分岐系統、
G 同期発電機、
M 誘導電動機、
SS,SS1,SS2 短絡用回線選択保護継電装置、
CB11,CB21,CB12,CB22 遮断器。
Claims (1)
- 同期発電機および誘導電動機が接続された分岐系統を有し3相平行2回線の送電線で構成された電力系統において、前記分岐系統を有する3相平行2回線送電線の各回線の保護を行う短絡用回線選択保護継電装置の構成要素である短絡選択継電器および短絡選択継電器用過電流継電器のうちの前記短絡選択継電器用過電流継電器の動作電流値の整定値を、外部短絡故障時における前記分岐系統の前記誘導電動機の影響による前記短絡用回線選択保護継電装置の不要動作を防止するように変更して電力系統を運用する電力系統運用方法。
Priority Applications (1)
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JP2005026693A JP4272171B2 (ja) | 2005-02-02 | 2005-02-02 | 電力系統運用方法 |
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JP2005026693A JP4272171B2 (ja) | 2005-02-02 | 2005-02-02 | 電力系統運用方法 |
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JP2006217714A JP2006217714A (ja) | 2006-08-17 |
JP4272171B2 true JP4272171B2 (ja) | 2009-06-03 |
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JP2005026693A Expired - Fee Related JP4272171B2 (ja) | 2005-02-02 | 2005-02-02 | 電力系統運用方法 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP4602271B2 (ja) * | 2006-03-06 | 2010-12-22 | 関西電力株式会社 | 平行2回線送電線の保護方式 |
CN102487245A (zh) * | 2010-12-06 | 2012-06-06 | 上海宝钢工业检测公司 | 微机型继电保护逻辑测试信号系统仿真系统 |
CN114114009A (zh) * | 2021-11-12 | 2022-03-01 | 株洲变流技术国家工程研究中心有限公司 | 一种验证直流共母线系统或装置选择性保护的试验方法及系统 |
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