JPH032981U - - Google Patents
Info
- Publication number
- JPH032981U JPH032981U JP6372289U JP6372289U JPH032981U JP H032981 U JPH032981 U JP H032981U JP 6372289 U JP6372289 U JP 6372289U JP 6372289 U JP6372289 U JP 6372289U JP H032981 U JPH032981 U JP H032981U
- Authority
- JP
- Japan
- Prior art keywords
- proportional valve
- switching element
- duty
- adjustment signal
- opening
- 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
Links
- 238000010586 diagram Methods 0.000 description 6
Landscapes
- Magnetically Actuated Valves (AREA)
Description
第１図は第１の考案の実施例の構成を示すブロ
ツク図、第２図は第２の考案の実施例の構成を示
すブロツク図、第３図ａ，ｂ及び第４図ａ，ｂ，
ｃは第１図の動作を説明するための波形図、第５
図ａ，ｂは第２図の動作を説明するための波形図
、第６図ａ，ｂは従来例の動作を説明するための
波形図、第７図ａ，ｂは従来例の制御特性図であ
る。
３…比例弁コイル、４…スイツチング素子（ト
ランジスタ）、５…スイツチング素子駆動手段、
７…弁開度決定手段、８…デユーテイ調整信号出
力手段、９…周波数調整信号出力手段、１０…波
高値調整信号出力手段、２Ａ…電圧制御手段。
FIG. 1 is a block diagram showing the structure of an embodiment of the first invention, FIG. 2 is a block diagram showing the structure of an embodiment of the second invention, FIGS. 3 a, b, and 4 a, b,
c is a waveform diagram for explaining the operation of Fig. 1;
Figures a and b are waveform diagrams for explaining the operation of Figure 2, Figures 6 a and b are waveform diagrams for explaining the operation of the conventional example, and Figures 7 a and b are control characteristic diagrams of the conventional example. It is. 3... Proportional valve coil, 4... Switching element (transistor), 5... Switching element driving means,
7... Valve opening degree determining means, 8... Duty adjustment signal output means, 9... Frequency adjustment signal output means, 10... Peak value adjustment signal output means, 2A... Voltage control means.
Claims (1)
該スイツチング素子のオンオフ制御により該比例
弁コイルに流れる電流を制御し、この電流制御に
より電磁比例弁を所定の開度に調節する電磁比例
弁制御装置において、 所定の制御条件に基いて、前記電磁比例弁の開
度を決定する弁開度決定手段と、 前記弁開度決定手段からの信号に基いて、前記
スイツチング素子をオンオフするときのデユーテ
イを調整するデユーテイ調整信号出力手段と、 前記デユーテイの調整に対応して、前記スイツ
チング素子のスイツチング周波数を調整する周波
数調整信号出力手段と、 前記デユーテイ調整信号及び前記周波数調整信
号に基いて、前記スイツチング素子を駆動するス
チツチング素子駆動手段と、 を備えたことを特徴とする電磁比例弁制御装置
。 ２ 比例弁コイルにスイツチング素子を接続し、
該スイツチング素子のオンオフ制御により該比例
弁コイルに流れる電流を制御し、この電流制御に
より電磁比例弁を所定の開度に調節する電磁比例
弁制御装置において、 所定の制御条件に基いて、前記電磁比例弁の開
度を決定する弁開度決定手段と、 前記弁開度決定手段からの信号に基いて、前記
スイツチング素子をオンオフするときのデユーテ
イを調整するデユーテイ調整信号出力手段と、 前記デユーテイ調整信号に基いて、前記スイツ
チング素子を駆動するスイツチング素子駆動手段
と、 前記デユーテイの調整に対応して、前記比例弁
コイルに印加される電圧の波高値を調整する波高
値調整信号出力手段と、 前記波高値調整信号に基いて、前記比例弁コイ
ルに印加される電圧を制御する電圧制御手段と、
を備えたことを特徴とする電磁比例弁制御装置。[Scope of claim for utility model registration] 1. Connecting a switching element to a proportional valve coil,
In the electromagnetic proportional valve control device, which controls the current flowing through the proportional valve coil by on/off control of the switching element, and adjusts the electromagnetic proportional valve to a predetermined opening degree by this current control, Valve opening determining means for determining the opening of the proportional valve; Duty adjustment signal output means for adjusting the duty when turning on and off the switching element based on the signal from the valve opening determining means; A frequency adjustment signal output means for adjusting the switching frequency of the switching element in response to the adjustment; and a switching element driving means for driving the switching element based on the duty adjustment signal and the frequency adjustment signal. An electromagnetic proportional valve control device characterized by: 2 Connect the switching element to the proportional valve coil,
In the electromagnetic proportional valve control device, which controls the current flowing through the proportional valve coil by on/off control of the switching element, and adjusts the electromagnetic proportional valve to a predetermined opening degree by this current control, Valve opening determination means for determining the opening of the proportional valve; Duty adjustment signal output means for adjusting the duty when turning on and off the switching element based on the signal from the valve opening determination means; and the duty adjustment. switching element driving means for driving the switching element based on a signal; peak value adjustment signal output means for adjusting the peak value of the voltage applied to the proportional valve coil in response to the adjustment of the duty; Voltage control means for controlling the voltage applied to the proportional valve coil based on the peak value adjustment signal;
An electromagnetic proportional valve control device comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6372289U JP2525444Y2 (en) | 1989-05-31 | 1989-05-31 | Electromagnetic proportional valve controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6372289U JP2525444Y2 (en) | 1989-05-31 | 1989-05-31 | Electromagnetic proportional valve controller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH032981U true JPH032981U (en) | 1991-01-11 |
| JP2525444Y2 JP2525444Y2 (en) | 1997-02-12 |
Family
ID=31594023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6372289U Expired - Lifetime JP2525444Y2 (en) | 1989-05-31 | 1989-05-31 | Electromagnetic proportional valve controller |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2525444Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54179293U (en) * | 1978-06-05 | 1979-12-18 | ||
| JPS5589498U (en) * | 1978-12-14 | 1980-06-20 | ||
| JP2010058077A (en) * | 2008-09-05 | 2010-03-18 | Natl Inst Of Radiological Sciences | Flask |
-
1989
- 1989-05-31 JP JP6372289U patent/JP2525444Y2/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54179293U (en) * | 1978-06-05 | 1979-12-18 | ||
| JPS5589498U (en) * | 1978-12-14 | 1980-06-20 | ||
| JP2010058077A (en) * | 2008-09-05 | 2010-03-18 | Natl Inst Of Radiological Sciences | Flask |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2525444Y2 (en) | 1997-02-12 |
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