JPS5811979U

JPS5811979U - Automotive brushless charging generator

Info

Publication number: JPS5811979U
Application number: JP10390881U
Authority: JP
Inventors: 俊美虻川; 高橋　典義; 田原　和雄; 誠二山下; 信行山下
Original assignee: 株式会社日立製作所
Priority date: 1981-07-15
Filing date: 1981-07-15
Publication date: 1983-01-25

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図は従来の励磁機付ブラシレス充電発電機の断面図
、第２図は第１図の原理説明図、第３図は本考案の自動
車用ブラシレス充電用発電機の実施例の断面図、第４図
は第３図の原理説明図、第５図は第３図の発電機の検出
巻線及び界磁巻線の誘起電圧説明図、第６図は第３図の
界磁巻線電流説明図、第７図は本考案の自動車用ブラシ
レス充電発電機の他の実施例の説明図、第８図は第７図
のＡ親図である。、　１・・・回転子、２・・・爪形磁極、３・・・界磁
巻線、４・・・電機子巻線、５・・・固定子鉄心、６・
・・電機子鉄心、７．７′・・・励磁巻線、８・・・回
転子鉄心、９・・・回転子巻線、１０・・・ベアリング
、１１．１１’・・・整流器、１２．１２’・・・検出
巻線、１３・・・バッテリー、１４・・・固定側の整流
器、１５・・・回転子側、１６・・・検出巻線の誘起電
圧、１７・・・界磁巻線の誘起電圧、１８・・・界磁巻
線電流、１９・・・爪形磁極のギャップ。Fig. 1 is a sectional view of a conventional brushless charging generator with an exciter, Fig. 2 is a diagram explaining the principle of Fig. 1, and Fig. 3 is a sectional view of an embodiment of the brushless charging generator for automobiles of the present invention. Figure 4 is a diagram explaining the principle of Figure 3, Figure 5 is a diagram explaining the induced voltage in the detection winding and field winding of the generator in Figure 3, and Figure 6 is the field winding current in Figure 3. FIG. 7 is an explanatory diagram of another embodiment of the brushless charging generator for an automobile according to the present invention, and FIG. 8 is a parent diagram of A in FIG. 7. , 1... Rotor, 2... Claw-shaped magnetic pole, 3... Field winding, 4... Armature winding, 5... Stator core, 6...
... Armature core, 7.7'... Excitation winding, 8... Rotor core, 9... Rotor winding, 10... Bearing, 11.11'... Rectifier, 12 .12'...Detection winding, 13...Battery, 14...Fixed side rectifier, 15...Rotor side, 16...Induced voltage in detection winding, 17...Field Induced voltage in winding, 18...Field winding current, 19...Gap between claw-shaped magnetic poles.

Claims

[Claims for Utility Model Registration] 1. A rotor having claw-shaped magnetic poles and a rotary rectifier are provided on a rotatably supported rotary shaft, and a stator core is provided that faces the rotor through an arbitrary gap. In rotating electric machines,
The rotor is provided with a detection winding of an exciter and a field winding of a charging generator, and the stator core is provided with an excitation winding of the exciter and an armature winding of the charging generator. A brushless charging generator for automobiles characterized by: 2. A brushless charging generator for an automobile, in which the detection winding is provided above the field coil, between the gaps between the claw-shaped magnetic poles, or both.