JPH0347280U - - Google Patents
Info
- Publication number
- JPH0347280U JPH0347280U JP10796789U JP10796789U JPH0347280U JP H0347280 U JPH0347280 U JP H0347280U JP 10796789 U JP10796789 U JP 10796789U JP 10796789 U JP10796789 U JP 10796789U JP H0347280 U JPH0347280 U JP H0347280U
- Authority
- JP
- Japan
- Prior art keywords
- assist
- differential
- level
- assist amount
- converting means
- 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.)
- Pending
Links
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
Description
第１図は本考案の一実施例による電動式パワー
ステアリング装置の一例を示す図、第２図は本考
案が適用されるパワーステアリング機構の概略図
、第３図はトルク信号に対するアシスト量の変化
を示す図である。
２……トルクセンサ、４……モータ駆動回路、
５……バツテリー、６……ステアリングモータ、
１１……トルク−アシスト量変換部、１２……微
分回路部、１３，１４……増幅部、１５，１６…
…レベル設定部、１７……加算器、１８……アシ
ストレベル変換手段、１９……微分レベル変換手
段、２０……モータ駆動部、２１〜２４……スイ
ツチング素子。
Fig. 1 is a diagram showing an example of an electric power steering device according to an embodiment of the present invention, Fig. 2 is a schematic diagram of a power steering mechanism to which the present invention is applied, and Fig. 3 is a change in the amount of assist with respect to a torque signal. FIG. 2...Torque sensor, 4...Motor drive circuit,
5...Battery, 6...Steering motor,
11...Torque-assist amount conversion section, 12...Differentiating circuit section, 13, 14...Amplification section, 15, 16...
. . . Level setting section, 17 . . . Adder, 18 . . . Assist level conversion means, 19 .
Claims (1)
テアリングモータを有し、入力信号に基づいてス
テアリングモータを駆動する電動式パワーステア
リング装置において、 前記トルクセンサを含む入力信号に基づいてア
シスト量を算出するアシスト量算出部と、 アシスト量のレベルを設定する設定部を有し、
前記アシスト量算出部より得られる出力を増幅す
るアシストレベル変換手段と、 前記トルクセンサより得られるトルク信号の変
化量を演算する微分演算手段と、 微分レベルの設定部を有し、前記微分演算手段
の出力ゲインを切換える微分レベル変換手段と、 前記アシストレベル変換手段及び前記微分レベ
ル変換手段の出力を加算する加算手段と、を具備
し、該加算出力によつて前記ステアリングモータ
を駆動することを特徴とする電動式パワーステア
リング装置。[Claims for Utility Model Registration] An electric power steering device that includes a torque sensor and a steering motor that rotates the steering wheel, and that drives the steering motor based on an input signal, comprising: It has an assist amount calculation section that calculates the assist amount, and a setting section that sets the level of the assist amount,
an assist level conversion means for amplifying the output obtained from the assist amount calculation section; a differential calculation means for calculating the amount of change in the torque signal obtained from the torque sensor; and a differential level setting section, the differential calculation means a differential level converting means for switching the output gain of the steering wheel; and an adding means for adding the outputs of the assist level converting means and the differential level converting means, and the steering motor is driven by the added output. Electric power steering device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10796789U JPH0347280U (en) | 1989-09-14 | 1989-09-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10796789U JPH0347280U (en) | 1989-09-14 | 1989-09-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0347280U true JPH0347280U (en) | 1991-05-01 |
Family
ID=31656632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10796789U Pending JPH0347280U (en) | 1989-09-14 | 1989-09-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0347280U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010163164A (en) * | 2010-02-19 | 2010-07-29 | Hitachi Automotive Systems Ltd | Drive assist apparatus |
-
1989
- 1989-09-14 JP JP10796789U patent/JPH0347280U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010163164A (en) * | 2010-02-19 | 2010-07-29 | Hitachi Automotive Systems Ltd | Drive assist apparatus |
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