JPS5846277U

JPS5846277U - Vehicle generator device

Info

Publication number: JPS5846277U
Application number: JP14121481U
Authority: JP
Inventors: 泰弘吉田
Original assignee: 三菱電機株式会社
Priority date: 1981-09-22
Filing date: 1981-09-22
Publication date: 1983-03-29
Also published as: JPH0145248Y2

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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は従来の車両用発電機装置を示す回路図、第２図
は第１図の装置の直流出力のスペクトラム解析図、第３
図は従来の改良された他の車両用発電機装置を示す回路
図、第４図及び第５図は第３図の付加コンデンサに０．
５μＦ及び２μＦの容量の場合の直流出力のスペクトラ
ム解析図、第６図はこの考案の一実施例による車両用発
電機装置を示す回路図、第７図は第６図の装置の直流出
力のスペクトラム解析図、第８図及び第９図は第６図の
整流素子の正面図及び側面図、第１０図は第８図のＸ−
Ｘ線における拡大断面図、第１１図は第９図のＸ［−Ｘ
Ｉ線における拡大断面図である。１・・・交流発電機、２・・・界磁巻線、３・・・電機
子巻線、２０・・・第１の整流装置、２１・・・第２の
整流装置、２２・・・整流素子、２３・・・半導体チッ
プ、２４・・・コンデンサ、２５・・・外部接続端子、
２８・・・保護封止体。なお、図中同一符号は同−又は
相当部分を示す。 θｄＢ　　　　　Ｃ＝傾ＪＦ［−一一一一一］ σ　　　　　−／　ＭＨ□　　２Figure 1 is a circuit diagram showing a conventional vehicle generator device, Figure 2 is a spectrum analysis diagram of the DC output of the device in Figure 1, and Figure 3 is a diagram showing a spectrum analysis of the DC output of the device in Figure 1.
The figure is a circuit diagram showing another conventional improved vehicle generator device, and FIGS. 4 and 5 show the additional capacitor of FIG.
Spectrum analysis diagram of DC output in case of capacitance of 5 μF and 2 μF, Figure 6 is a circuit diagram showing a vehicle generator device according to an embodiment of this invention, and Figure 7 is a spectrum of DC output of the device in Figure 6. Analysis diagrams, Figures 8 and 9 are front and side views of the rectifying element in Figure 6, and Figure 10 is the X-
An enlarged cross-sectional view on the X-ray, FIG. 11 is the X[-X
FIG. 3 is an enlarged cross-sectional view taken along line I. DESCRIPTION OF SYMBOLS 1... AC generator, 2... Field winding, 3... Armature winding, 20... First rectifier, 21... Second rectifier, 22... Rectifying element, 23... Semiconductor chip, 24... Capacitor, 25... External connection terminal,
28...Protective sealing body. Note that the same reference numerals in the figures indicate the same or equivalent parts. θdB C=Inclination J F [-1111] σ −/ MH□ 2

Claims

[Scope of utility model registration request]

A field winding attached to the rotor that excites DC and an armature winding attached to the stator that generates AC output form a full-wave rectifier circuit that converts the AC output to DC and supplies it. The rectifying device is composed of a plurality of rectifying elements, and the rectifying element is composed of a semiconductor chip and a capacitor connected in parallel, both of which are insulated and sealed with a protective sealing body. A vehicle generator device characterized by reduced noise.