JPH0214422U - - Google Patents
Info
- Publication number
- JPH0214422U JPH0214422U JP9334288U JP9334288U JPH0214422U JP H0214422 U JPH0214422 U JP H0214422U JP 9334288 U JP9334288 U JP 9334288U JP 9334288 U JP9334288 U JP 9334288U JP H0214422 U JPH0214422 U JP H0214422U
- Authority
- JP
- Japan
- Prior art keywords
- cooling water
- temperature
- variable speed
- motor
- cooled
- 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
- 239000000498 cooling water Substances 0.000 claims 20
- 238000001816 cooling Methods 0.000 claims 8
- 238000001514 detection method Methods 0.000 claims 8
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Control Of Temperature (AREA)
Description
第1図、第3図、第4図、第6図及び第7図は
夫々本考案の第1〜第5実施例を示す構成図、第
2図及び第5図は各々関数発生部の入出力特性を
示す特性図、第8図は従来例を示す構成図である
。
1,5……温度検出器、21〜23……関数発
生部、31〜33……温度調節器、41〜43…
…可変速装置、P1,P2……循環ポンプ、M1
,M2,MR……モータ、R……ラジエータフア
ン、E……デイーゼルエンジン。
1, 3, 4, 6, and 7 are block diagrams showing the first to fifth embodiments of the present invention, and FIG. 2 and 5 are the inputs of the function generating section, respectively. A characteristic diagram showing output characteristics, FIG. 8 is a configuration diagram showing a conventional example. 1, 5...Temperature detector , 21-23 ...Function generator, 31-33 ... Temperature regulator, 41-43 ...
...variable speed device, P 1 , P 2 ... circulation pump, M 1
, M 2 , MR...Motor, R...Radiator fan, E...Diesel engine.
Claims (1)
冷却水によつて冷却する装置において、 前記被冷却物に送られる冷却水の温度を検出す
る温度検出部と、前記循環ポンプを駆動するモー
タの可変速制御を行う可変速装置と、前記温度検
出部よりの検出温度が規定値以下のときには前記
モータが最低速度で運転され、規定値を越えたと
きには前記モータが検出温度に応じた速度で運転
されるように前記可変速装置に対して制御信号を
出力する制御部とを設けたことを特徴とする冷却
装置。 (2) 被冷却物を1次冷却水により冷却すると共
にこの1次冷却水を熱交換器にて2次冷却水によ
り冷却し、1次冷却水及び2次冷却水は夫々循環
ポンプにより循環される冷却装置において、 前記被冷却物に送られる1次冷却水の温度を検
出する温度検出部と、2次冷却水の循環ポンプを
駆動するモータの可変速制御を行う可変速装置と
、前記温度検出部よりの検出温度が規定値以下の
ときには前記モータが最低速度で運転され、規定
値を越えたときには前記モータが検出温度に応じ
た速度で運転されるように前記可変速装置に対し
て制御信号を出力する制御部とを設けたことを特
徴とする冷却装置。 (3) 被冷却物を1次冷却水により冷却すると共
にこの1次冷却水を熱交換器にて2次冷却水によ
り冷却し、更に2次冷却水をラジエターフアンに
より冷却し、1次冷却水及び2次冷却水は夫々循
環ポンプにより循環される冷却装置において、 前記被冷却物に送られる1次冷却水の温度を検
出する温度検出部と、前記ラジエターフアンを駆
動するモータの可変速制御を行う可変速装置と、
前記温度検出部よりの検出温度が規定値以下のと
きには前記モータが停止され、規定値を越えたと
きには前記モータが検出温度に応じた速度で運転
されるように前記可変速装置に対して制御信号を
出力する制御部とを設けたことを特徴とする冷却
装置。 (4) 2次冷却水の循環ポンプを駆動するモータ
の可変速制御を行う可変速装置と、温度検出部よ
りの検出温度が規定値以下のときには2次冷却水
の循環ポンプのモータが最低速度で運転され、規
定値を越えたときには当該モータが検出温度に応
じた速度で運転されるようにこのモータの可変速
装置に対して制御信号を出力する制御部とを設け
たことを特徴とする請求項(3)記載の冷却装置。 (5) 1次冷却水の循環ポンプを駆動するモータ
の可変速制御を行う可変速制御部と、温度検出部
よりの検出温度が規定値以下のときには1次冷却
水の循環ポンプのモータが最低温度で運転され、
規定値を越えたときには当該モータが検出温度に
応じた速度で運転されるようにこのモータの可変
速装置に対して制御信号を出力する制御部とを設
けたことを特徴とする請求項(4)記載の冷却装置
。[Claims for Utility Model Registration] (1) A device for cooling an object to be cooled with cooling water circulated by a circulation pump, comprising: a temperature detection section for detecting the temperature of the cooling water sent to the object to be cooled; a variable speed device that performs variable speed control of a motor that drives the circulation pump; and a variable speed device that controls the motor at a minimum speed when the temperature detected by the temperature detection section is below a specified value, and when the temperature exceeds the specified value. A cooling device comprising: a control section that outputs a control signal to the variable speed device so that the variable speed device is operated at a speed according to a detected temperature. (2) The object to be cooled is cooled by primary cooling water, and this primary cooling water is cooled by secondary cooling water in a heat exchanger, and the primary cooling water and secondary cooling water are each circulated by a circulation pump. A cooling device comprising: a temperature detection section that detects the temperature of the primary cooling water sent to the object to be cooled; a variable speed device that performs variable speed control of a motor that drives a circulation pump of the secondary cooling water; Controls the variable speed device so that when the temperature detected by the detection section is below a specified value, the motor is operated at a minimum speed, and when the temperature exceeds the specified value, the motor is operated at a speed corresponding to the detected temperature. A cooling device characterized by comprising a control section that outputs a signal. (3) The object to be cooled is cooled by primary cooling water, this primary cooling water is cooled by secondary cooling water in a heat exchanger, the secondary cooling water is further cooled by a radiator fan, and the primary cooling water is and a cooling device in which the secondary cooling water is circulated by a circulation pump, the temperature detection section detecting the temperature of the primary cooling water sent to the object to be cooled, and the variable speed control of the motor that drives the radiator fan. A variable speed device that performs
A control signal is sent to the variable speed device so that the motor is stopped when the temperature detected by the temperature detection section is below a specified value, and when the temperature exceeds the specified value, the motor is operated at a speed corresponding to the detected temperature. 1. A cooling device characterized by comprising: a control section that outputs. (4) A variable speed device that performs variable speed control of the motor that drives the secondary cooling water circulation pump, and a variable speed device that controls the motor of the secondary cooling water circulation pump at the lowest speed when the temperature detected by the temperature detection section is below a specified value. and a control unit that outputs a control signal to the variable speed device of the motor so that the motor is operated at a speed corresponding to the detected temperature when the temperature exceeds a specified value. The cooling device according to claim (3). (5) A variable speed control unit that performs variable speed control of the motor that drives the primary cooling water circulation pump, and a variable speed control unit that controls the motor of the primary cooling water circulation pump to the lowest speed when the temperature detected by the temperature detection unit is below the specified value. operated at temperature,
Claim (4) further comprising: a control unit that outputs a control signal to a variable speed device for the motor so that the motor is operated at a speed corresponding to the detected temperature when the specified temperature is exceeded. ) cooling device.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9334288U JPH0214422U (en) | 1988-07-14 | 1988-07-14 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9334288U JPH0214422U (en) | 1988-07-14 | 1988-07-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0214422U true JPH0214422U (en) | 1990-01-30 |
Family
ID=31317795
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9334288U Pending JPH0214422U (en) | 1988-07-14 | 1988-07-14 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0214422U (en) |
-
1988
- 1988-07-14 JP JP9334288U patent/JPH0214422U/ja active Pending
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