JPS6192199U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の一実施例に係る持続故障電流
供給装置の全体回路ブロツク図、第２図は従来装
置の全体回路ブロツク図を示す。 １…発電機、２…励磁巻線、３…電流検出用変
流器、４…電圧検出用変圧器、５…接続故障電流
供給装置、６，７…電源装置、５１，５２…Ａ／
Ｄ変換器、５３…電流設定器、５４…電圧設定器
、５５，５６…比較回路、５７…励磁回路接続回
路。なお、各図中同一符号は同一又は相当部分を
示す。 FIG. 1 shows an overall circuit block diagram of a sustained fault current supply device according to an embodiment of the present invention, and FIG. 2 shows an overall circuit block diagram of a conventional device. DESCRIPTION OF SYMBOLS 1... Generator, 2... Excitation winding, 3... Current detection current transformer, 4... Voltage detection transformer, 5... Connection failure current supply device, 6, 7... Power supply device, 51, 52... A/
D converter, 53... Current setting device, 54... Voltage setting device, 55, 56... Comparison circuit, 57... Excitation circuit connection circuit. Note that the same reference numerals in each figure indicate the same or corresponding parts.

補正 昭６０．６．２５ 実用新案登録請求の範囲を次のように補正する
。Amendment June 25, 1980 The scope of claims for utility model registration is amended as follows.

【実用新案登録請求の範囲】 発電機から負荷への出力の電流及び電圧を変流
器及び変圧器にて検出し、この各値と予め設定さ
れた負荷異常時の電流及び電圧の各値とを比較す
る比較回路と、該比較回路の電流及び電圧の比較
結果に基づき負荷異常時に上記発電機を強制的に
励磁する励磁回路接続回路と、上記変流器の検出
電流に基づき上記比較回路及び励磁回路接続回路
の各制御動作に要する電源を供給する定電圧電源
回路とを備えて構成したことを特徴とする持続故
障電流供給装置。[Claim for Utility Model Registration] The current and voltage output from the generator to the load are detected by a current transformer and a transformer, and these values are combined with preset values of current and voltage at the time of load abnormality. an excitation circuit connection circuit that forcibly excites the generator in the event of a load abnormality based on the current and voltage comparison results of the comparison circuit; A sustained failure current supply device comprising: a constant voltage power supply circuit that supplies power required for each control operation of an excitation circuit connection circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 発電機から負荷への出力の電流及び電圧を変流
器及び変圧器にて検出し、この各値と予め設定さ
れた負荷異常時の電流及び電圧の各値とを比較す
る比較回路と、該比較回路の電流及び電圧の比較
結果に基づき負荷常時に上記発電機を動作させる
励磁回路接続回路と、上記変流器の検出電流に基
づき上記比較回路及び励磁接続回路の各制御動作
に要する電源を供給する定電圧電源回路とを備え
て構成したことを特徴とする特徴とする持続故障
電流供給装置。 A comparison circuit that detects the output current and voltage from the generator to the load using a current transformer and a transformer, and compares each value with each value of the current and voltage at the time of load abnormality set in advance; An excitation circuit connection circuit that operates the generator at all times under load based on the comparison results of the current and voltage of the comparison circuit, and a power supply required for each control operation of the comparison circuit and excitation connection circuit based on the detected current of the current transformer. What is claimed is: 1. A continuous fault current supply device comprising: a constant voltage power supply circuit for supplying constant voltage;