JPH0429472U - - Google Patents

Info

Publication number
JPH0429472U
JPH0429472U JP7061790U JP7061790U JPH0429472U JP H0429472 U JPH0429472 U JP H0429472U JP 7061790 U JP7061790 U JP 7061790U JP 7061790 U JP7061790 U JP 7061790U JP H0429472 U JPH0429472 U JP H0429472U
Authority
JP
Japan
Prior art keywords
electric motor
rear wheel
drive circuit
current
motor drive
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP7061790U
Other languages
Japanese (ja)
Other versions
JP2519840Y2 (en
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1990070617U priority Critical patent/JP2519840Y2/en
Publication of JPH0429472U publication Critical patent/JPH0429472U/ja
Application granted granted Critical
Publication of JP2519840Y2 publication Critical patent/JP2519840Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
  • Steering Control In Accordance With Driving Conditions (AREA)

Description

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

第１図は本考案に係る車両の後輪操舵装置の制
御装置の一実施例を示す回路図、第２図は同上実
施例のブロツク図、第３図は同上実施例における
モータ駆動回路等価モデル図、第４図は後輪操舵
装置のシステム図、第５図は従来の車両の後輪操
舵装置の制御装置の一例を示す回路図、第６図は
同上実施例のブロツク図である。 １……電動モータ、１２……トランジスタ駆動
回路、１６……後輪操舵制御則部、１７……フイ
ードバツク制御部、１８……電流出力段部、２０
……モータ駆動回路、２１……コントロールユニ
ツト、２２……マイクロコンピユータ、２３……
ＰＷＭ信号制御部。 Fig. 1 is a circuit diagram showing an embodiment of a control device for a rear wheel steering system of a vehicle according to the present invention, Fig. 2 is a block diagram of the same embodiment, and Fig. 3 is an equivalent model of the motor drive circuit in the above embodiment. 4 is a system diagram of a rear wheel steering device, FIG. 5 is a circuit diagram showing an example of a conventional control device for a rear wheel steering device of a vehicle, and FIG. 6 is a block diagram of the same embodiment. DESCRIPTION OF SYMBOLS 1... Electric motor, 12... Transistor drive circuit, 16... Rear wheel steering control law section, 17... Feedback control section, 18... Current output stage section, 20
... Motor drive circuit, 21 ... Control unit, 22 ... Microcomputer, 23 ...
PWM signal control section.

Claims (1)

【実用新案登録請求の範囲】 後輪操舵用の電動モータと、該電動モータ駆動
回路とを備える一方、前記電動モータに実際に流
れる電流Ｉａを、モータ駆動回路の電圧Ｖａと、
誘起電圧定数Ｋｅと、後輪の位置変化速度から求
められるモータ回転数Ｎと、電動モータの電機子
コイル抵抗Ｒａと、に基づいて、 Ｉａ＝Ｖａ−Ｋｅ・ＮＲａ の演算式により演算して検出する機能を有すると
共に、所定の操舵角決定要素の入力に基づいて決
定される後輪の目標舵角と実際の後輪舵角との偏
差に応じた操舵制御信号と等しい電流が電動モー
タに流れるように、前記手段により電流を検出し
つつ前記モータ駆動回路から電動モータに出力す
る電流をフイードバツク制御する機能を有するマ
イクロコンピユータを備えたことを特徴とする車
両の電動式後輪操舵装置の制御装置。[Claims for Utility Model Registration] An electric motor for rear wheel steering and an electric motor drive circuit are provided, and a current Ia actually flowing through the electric motor is a voltage Va of the motor drive circuit,
Calculated and detected based on the induced voltage constant Ke, the motor rotation speed N obtained from the rear wheel position change speed, and the armature coil resistance Ra of the electric motor using the formula Ia = Va-Ke・NRa The electric motor has the function of A control device for an electric rear wheel steering system for a vehicle, comprising a microcomputer having a function of feedback controlling the current output from the motor drive circuit to the electric motor while detecting the current by the means. .
JP1990070617U 1990-07-04 1990-07-04 Control device for electric rear wheel steering system of vehicle Expired - Lifetime JP2519840Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990070617U JP2519840Y2 (en) 1990-07-04 1990-07-04 Control device for electric rear wheel steering system of vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990070617U JP2519840Y2 (en) 1990-07-04 1990-07-04 Control device for electric rear wheel steering system of vehicle

Publications (2)

Publication Number Publication Date
JPH0429472U true JPH0429472U (en) 1992-03-10
JP2519840Y2 JP2519840Y2 (en) 1996-12-11

Family

ID=31606922

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990070617U Expired - Lifetime JP2519840Y2 (en) 1990-07-04 1990-07-04 Control device for electric rear wheel steering system of vehicle

Country Status (1)

Country Link
JP (1) JP2519840Y2 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61169367A (en) * 1985-01-22 1986-07-31 Honda Motor Co Ltd Motor-driven type power steering device
JPS6216561U (en) * 1985-07-16 1987-01-31
JPH0263207U (en) * 1988-11-01 1990-05-11

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61169367A (en) * 1985-01-22 1986-07-31 Honda Motor Co Ltd Motor-driven type power steering device
JPS6216561U (en) * 1985-07-16 1987-01-31
JPH0263207U (en) * 1988-11-01 1990-05-11

Also Published As

Publication number Publication date
JP2519840Y2 (en) 1996-12-11

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