JPWO2017126260A1 - 電力系統モデル解析装置及び方法 - Google Patents
電力系統モデル解析装置及び方法 Download PDFInfo
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—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
- H02J3/001—Methods to deal with contingencies, e.g. abnormalities, faults or failures
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- G—PHYSICS
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- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0208—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system
- G05B23/021—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system adopting a different treatment of each operating region or a different mode of the monitored system, e.g. transient modes; different operating configurations of monitored system
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- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
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- G05B23/0218—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults
- G05B23/0243—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults model based detection method, e.g. first-principles knowledge model
- G05B23/0245—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults model based detection method, e.g. first-principles knowledge model based on a qualitative model, e.g. rule based; if-then decisions
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- G—PHYSICS
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
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- G—PHYSICS
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- G06F2119/00—Details relating to the type or aim of the analysis or the optimisation
- G06F2119/06—Power analysis or power optimisation
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- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2203/00—Indexing scheme relating to details of circuit arrangements for AC mains or AC distribution networks
- H02J2203/20—Simulating, e g planning, reliability check, modelling or computer assisted design [CAD]
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- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/76—Power conversion electric or electronic aspects
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- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
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Abstract
Description
・残電圧が20%以上で継続時間が0.3秒以下の電圧低下に対しては運転を継続し(図8の(a)の領域)、電圧の復帰後0.1秒以内に電圧低下前の出力の80%以上の出力まで復帰すること。図9に出力パターン例を示す。
・残電圧が20%未満で継続時間が0.3秒以下の平衡した電圧低下に対しては運転継続またはゲートブロックにて対応する(図8の(b)の領域)。この場合、電圧復帰後1.0秒以内(0.2秒以内が望ましい)に電圧低下前の出力80%以上の出力まで復帰すること。図10に出力パターン例を示す。
11 表示装置
12 キーボードやマウス等の入力手段
14 通信手段
DB1 事故条件−電圧分布データベース
DB2 自然エネデータベース
DB3 自然エネ縮約データベース
DB4 系統構成データベース
DB5 系統解析モデルデータベース
DB6 プログラムデータベース
31 事故条件設定部
32 自然エネ縮約個所判定部
33 自然エネ縮約データ作成部
34 系統解析モデル作成部
35 故障計算部
36 自然エネ縮約計算部
120 ノード
130 火力発電
140 送電線路
150 負荷
160 変圧器
171、172、173、174、176、177、178、179 自然エネ発電(風力発電)
180 系統事故
510 電流源
520 ノード
530 電圧計測装置
540 発電機・コンバータモデル
550 コンバータ制御モデル
560 風車モデル
Claims (10)
- 電力系統の縮約解析モデルを作成する電力系統モデル解析装置において、
前記電力系統における事故の場所又は様相を含む事故条件を設定する事故条件設定部と、
前記事故条件及び事故時の電圧状態に基づいて自然エネルギー電源を含む電力系統の縮約可否を判定する自然エネ縮約個所判定部と、を備え、
前記自然エネ縮約個所判定部は、前記電力系統の所定範囲内に縮約不可となる前記自然エネルギー電源が存在する場合は縮約不可と判定し、前記電力系統の所定範囲内に縮約不可となる前記自然エネルギー電源が存在しない場合は縮約可と判定することを特徴とする電力系統モデル解析装置。 - 請求項1に記載の電力系統モデル解析装置において、
前記自然エネ縮約個所判定部は、前記事故条件、前記事故時の電圧状態、及び各自然エネルギー電源の特性情報に基づいて、事故時又は事故後における前記自然エネルギー電源の運転継続可否について決定し、前記運転継続可否に基づいて縮約可否を判定することを特徴とする電力系統モデル解析装置。 - 請求項2に記載の電力系統モデル解析装置において、
前記自然エネ縮約個所判定部は、前記運転継続可否は、事故時又は事故後における前記自然エネルギー電源の電圧低下の継続時間又は電圧出力の復帰時間に基づいて、前記縮約可否を判定することを特徴とする電力系統モデル解析装置。 - 請求項1に記載の電力系統モデル解析装置において、
前記事故条件設定部は、ユーザからの入力によって前記事故条件を設定することを特徴とする電力系統モデル解析装置。 - 請求項1に記載の電力系統モデル解析装置は、
前記事故条件に基づいて前記事故時の電圧状態を計算する故障計算部を更に備えることを特徴とする電力系統モデル解析装置。 - 請求項1に記載の電力系統モデル解析装置において、
前記事故時の電圧状態には、事故時の電圧の大きさ及び位相情報が含まれることを特徴とする電力系統モデル解析装置。 - 請求項1に記載の電力系統モデル解析装置は、
前記縮約可と判定された範囲について、縮約後の系統構成及び所定のパラメータを計算し、縮約データを作成する自然エネ縮約データ作成部を更に備えることを特徴とする電力系統モデル解析装置。 - 請求項7に記載の電力系統モデル解析装置において、
前記自然エネ縮約データ作成部は、予め設定された基準に基づいて前記縮約データの作成を行い、前記基準には、発電機容量、線路インピーダンス、又はFRT特性パターンが含まれることを特徴とする電力系統モデル解析装置。 - 請求項7に記載の電力系統モデル装置は、
前記縮約データに基づいて電力系統の解析モデルを作成する系統解析モデル作成部を更に備えることを特徴とする電力系統モデル解析装置。 - 電力系統の縮約解析モデルを作成する電力系統モデル解析方法において、
前記電力系統における事故の場所又は様相を含む事故条件を設定し、前記事故条件及び事故時の電圧状態に基づいて自然エネルギー電源を含む電力系統の縮約可否を判定するときに、前記電力系統の所定範囲内に縮約不可となる前記自然エネルギー電源が存在する場合は縮約不可と判定し、前記電力系統の所定範囲内に縮約不可となる前記自然エネルギー電源が存在しない場合は縮約可と判定することを特徴とする電力系統モデル解析方法。
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JP7098515B2 (ja) * | 2018-12-14 | 2022-07-11 | 株式会社東芝 | 電力系統安定化装置 |
CN110633491A (zh) * | 2019-07-30 | 2019-12-31 | 华北电力大学 | 信息系统失效引起配电网电压波动越限的计算方法 |
KR102371783B1 (ko) * | 2020-01-31 | 2022-03-07 | 전남대학교산학협력단 | 루프 기반의 배전 계통 재구성 방법 |
US11060504B1 (en) * | 2020-02-07 | 2021-07-13 | General Electric Company | Systems and methods for continuous machine learning based control of wind turbines |
KR102519641B1 (ko) * | 2020-03-12 | 2023-04-07 | 엘에스일렉트릭(주) | Frt를 위한 전류 출력 제어 장치 및 그 장치의 제어 방법 |
US11649804B2 (en) | 2021-06-07 | 2023-05-16 | General Electric Renovables Espana, S.L. | Systems and methods for controlling a wind turbine |
CN114912853B (zh) * | 2022-07-18 | 2022-12-09 | 广东电网有限责任公司佛山供电局 | 一种电网稳定性的评价方法及装置 |
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JP2004242452A (ja) * | 2003-02-07 | 2004-08-26 | Mitsubishi Electric Corp | 電力系統の縮約モデル作成装置 |
JP2008029100A (ja) * | 2006-07-20 | 2008-02-07 | Tokyo Electric Power Co Inc:The | 電力系統の下位系統縮約モデルにおけるインバータ型電源の脱落量推定装置 |
JP2012170168A (ja) * | 2011-02-09 | 2012-09-06 | Tohoku Electric Power Co Inc | 電力系統の縮約モデルのパラメータ推定方法及びその装置 |
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JPH1056735A (ja) * | 1996-08-06 | 1998-02-24 | Chugoku Electric Power Co Inc:The | 電力系統のモデル作成装置 |
DE10227933A1 (de) | 2002-06-21 | 2004-01-08 | Hauni Maschinenbau Ag | Filterzuführung an einer Filteransetzmaschine |
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JP6315680B2 (ja) | 2013-08-06 | 2018-04-25 | 一般財団法人電力中央研究所 | 縮約モデル決定装置、縮約モデル決定方法及び縮約モデル決定プログラム |
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JP2004242452A (ja) * | 2003-02-07 | 2004-08-26 | Mitsubishi Electric Corp | 電力系統の縮約モデル作成装置 |
JP2008029100A (ja) * | 2006-07-20 | 2008-02-07 | Tokyo Electric Power Co Inc:The | 電力系統の下位系統縮約モデルにおけるインバータ型電源の脱落量推定装置 |
JP2012170168A (ja) * | 2011-02-09 | 2012-09-06 | Tohoku Electric Power Co Inc | 電力系統の縮約モデルのパラメータ推定方法及びその装置 |
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EP3407451B1 (en) | 2020-10-14 |
JP6602895B2 (ja) | 2019-11-06 |
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