JPS58129522U

JPS58129522U - power supply

Info

Publication number: JPS58129522U
Application number: JP2579182U
Authority: JP
Inventors: 邦夫工藤
Original assignee: 株式会社リコー
Priority date: 1982-02-26
Filing date: 1982-02-26
Publication date: 1983-09-01

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例を示す回路図、第２図は同実
施例の充電電圧制御回路を示す回路図、第３図は同実施
例の過電圧検知回路を示す回路図、第４図は同実施例の
トリガ回路を示す回路図、第″　５図〜第７図は同実施
例を説明するための電流波形図、第８図及び第９図はそ
れぞれ本考案の実施例を示す図である。５・・・リアクトル（第３のリアクタンス素子）、６・
・・過電流制限用コンデンサ（第１のりアクタンス素子
）、７・・・過電流制限用リアクトル（第２のリアクタ
ンス素子）、８・・・整流回路、１２・・・主コンデン
サ。Fig. 1 is a circuit diagram showing an embodiment of the present invention, Fig. 2 is a circuit diagram showing a charging voltage control circuit of the same embodiment, Fig. 3 is a circuit diagram showing an overvoltage detection circuit of the same embodiment, and Fig. 4 is a circuit diagram showing an overvoltage detection circuit of the same embodiment. The figure is a circuit diagram showing the trigger circuit of the same embodiment, Figures 5 to 7 are current waveform diagrams for explaining the same embodiment, and Figures 8 and 9 each show an embodiment of the present invention. 5. Reactor (third reactance element), 6.
... Overcurrent limiting capacitor (first reactance element), 7... Overcurrent limiting reactor (second reactance element), 8... Rectifier circuit, 12... Main capacitor.

Claims

[Scope of utility model registration request]

(1) a first rectifier circuit that rectifies input from an AC power source; a first capacitive actance element for overcurrent limitation that is interposed between the first rectifier circuit and the AC power source;
a second rectifier circuit that rectifies input from the AC power source;
A second inductive actance element for overcurrent limiting is interposed between the second rectifier circuit and the AC power supply, and the outputs of the first and second rectifier circuits are added to generate a charging voltage. a main capacitor applied to the load, further connecting a third reactance element in series to the parallel circuit of the capacitive first reactance element and the inductive second reactance element, A power supply device characterized in that the main capacitor is set to be charged with a substantially constant current.

(2) The power supply device according to claim 1, wherein the third glue actance element is an inductive glue actance element.