JPH01127007U - - Google Patents
Info
- Publication number
- JPH01127007U JPH01127007U JP2414688U JP2414688U JPH01127007U JP H01127007 U JPH01127007 U JP H01127007U JP 2414688 U JP2414688 U JP 2414688U JP 2414688 U JP2414688 U JP 2414688U JP H01127007 U JPH01127007 U JP H01127007U
- Authority
- JP
- Japan
- Prior art keywords
- dead time
- control device
- time
- sample value
- value control
- 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
- 238000000034 method Methods 0.000 claims description 2
- 238000005070 sampling Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 239000000498 cooling water Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Feedback Control In General (AREA)
Description
第１図は本考案の実施例を示す構成図、第２図
は動作説明のためのタイムチヤート図、第３図は
信号処理手順示すフローチヤート図、第４図は従
来技術の一例を示す構成図、第５図は動作説明の
ためのタイムチヤート図である。
４……温度センサー、５……温度調節計、６…
…冷却水供給管路、７……流量センサー、８……
制御弁、９……流量調節計、１０……回転数セン
サー、１１……速度指示計、１２……むだ時間算
出ユニツト、１３……ムダ時間指示計、１４……
サンプル周期修正手段。
Fig. 1 is a configuration diagram showing an embodiment of the present invention, Fig. 2 is a time chart diagram for explaining the operation, Fig. 3 is a flow chart diagram showing the signal processing procedure, and Fig. 4 is a configuration diagram showing an example of the prior art. FIG. 5 is a time chart for explaining the operation. 4...Temperature sensor, 5...Temperature controller, 6...
...Cooling water supply pipe, 7...Flow rate sensor, 8...
Control valve, 9... Flow rate controller, 10... Rotation speed sensor, 11... Speed indicator, 12... Dead time calculation unit, 13... Waste time indicator, 14...
Sample period correction means.
Claims (1)
間に等しいサンプル周期で間欠的に一定時間ＰＩ
Ｄ制御を実行するサンプル値制御装置において、
上記むだ時間の変動を検出する手段と、この検出
手段の出力により上記サンプル周期を自動的に修
正する手段とを具備したサンプル値制御装置。 For processes with dead time, PI is intermittently set for a certain period of time with a sampling period equal to this dead time.
In a sample value control device that executes D control,
A sample value control device comprising: means for detecting fluctuations in the dead time; and means for automatically correcting the sample period based on the output of the detecting means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2414688U JPH01127007U (en) | 1988-02-25 | 1988-02-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2414688U JPH01127007U (en) | 1988-02-25 | 1988-02-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01127007U true JPH01127007U (en) | 1989-08-30 |
Family
ID=31243742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2414688U Pending JPH01127007U (en) | 1988-02-25 | 1988-02-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01127007U (en) |
-
1988
- 1988-02-25 JP JP2414688U patent/JPH01127007U/ja active Pending