JPH0337364U - - Google Patents
Info
- Publication number
- JPH0337364U JPH0337364U JP9933289U JP9933289U JPH0337364U JP H0337364 U JPH0337364 U JP H0337364U JP 9933289 U JP9933289 U JP 9933289U JP 9933289 U JP9933289 U JP 9933289U JP H0337364 U JPH0337364 U JP H0337364U
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- cooling medium
- detection means
- compressor
- evaporator
- 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
- 239000002826 coolant Substances 0.000 claims description 14
- 238000001514 detection method Methods 0.000 claims description 12
- 230000005494 condensation Effects 0.000 claims description 5
- 238000009833 condensation Methods 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 5
- 239000003507 refrigerant Substances 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
- Control Of Temperature (AREA)
Description
第１図は本考案にかかる冷却媒体温度制御装置
が適用された冷却システムの実施例を示す構成図
、第２ａ図、第２ｂ図、第２ｃ図、第２ｄ図は第
１図の動作を説明するためのフローチヤートであ
る。
図中、１……循環パイプ、２……循環ポンプ、
３……蒸発器、６……圧縮機、７……凝縮器、８
……膨張弁、９ａ，９ｂ，９ｃ，９ｄ，９ｅ……
冷媒管、１０ａ，１０ｂ，１０ｃ……バイパス管
、１１……冷却媒体温度センサ、１２……圧縮機
温度検出センサ、１３……吸入圧力検出センサ、
１４……凝縮圧力検出センサ、１５……温度設定
手段、１６……タイマ、１７……制御手段。
Fig. 1 is a block diagram showing an embodiment of a cooling system to which the cooling medium temperature control device according to the present invention is applied, and Figs. 2a, 2b, 2c, and 2d explain the operation of Fig. 1. This is a flowchart for In the figure, 1... Circulation pipe, 2... Circulation pump,
3... Evaporator, 6... Compressor, 7... Condenser, 8
...Expansion valve, 9a, 9b, 9c, 9d, 9e...
Refrigerant pipes, 10a, 10b, 10c... Bypass pipe, 11... Coolant temperature sensor, 12... Compressor temperature detection sensor, 13... Suction pressure detection sensor,
14... Condensation pressure detection sensor, 15... Temperature setting means, 16... Timer, 17... Control means.
補正 平１．１１．７
図面の簡単な説明を次のように補正する。
明細書の第２３頁第１１行目の「実施例」を「
一実施例」と補正する。
明細書の第２３頁第１７行目から第１８行目の
「冷却媒体温度センサ」を「冷却媒体温度検出セ
ンサ」と補正する。Amendment 1.11.7 Hei 1. The brief description of the drawing is amended as follows. “Examples” on page 23, line 11 of the specification is changed to “
``One Example''. "Cooling medium temperature sensor" on page 23, lines 17 to 18 of the specification is corrected to "cooling medium temperature detection sensor."
Claims (1)
ユームレータを冷媒管にて表記した順に連接し、
前記蒸発器に被冷却物と熱交換した後の冷却媒体
を貫流させて当該冷却媒体の温度を予め設定した
設定温度に保持する冷却システムの冷却媒体温度
制御装置において、 前記蒸発器とアキユームレータとを接続した冷
媒管に対して並列に接続した少なくとも一つのバ
イパス管と、 該バイパス管に配設され、制御信号に基づいて
開閉される電磁弁と、 前記被冷却物と熱交換した後の冷却媒体の温度
を検出する冷却媒体温度検出手段と、 該冷却媒体温度検出手段による検出温度と設定
温度との温度差が予め設定したしきい値より小さ
い場合に、検出温度の所定時間内の経時的変化量
に応じて開状態または閉状態を保持するように電
磁弁に対して制御信号を出力する制御手段とを備
えた ことを特徴とする冷却システムの冷却媒体温度
制御装置。 (2) 前記圧縮機の吸入圧力を検出する吸入圧力
検出手段と、前記凝縮器の凝縮圧力を検出する凝
縮圧力検出手段と、該凝縮圧力検出手段による凝
縮圧力または前記吸入圧力検出手段による吸入圧
力が予め設定したしきい値より大きい場合に、前
記電磁弁が閉状態となるように制御信号を出力す
る制御手段とを設けた請求項(1)記載の冷却シス
テムの冷却媒体温度制御装置。 (3) 前記圧縮機の温度を検出する圧縮機温度検
出手段と、前記凝縮器と絞り装置との接続中点と
、前記蒸発器とアキユームレータとの接続中点と
を接続したバイパス管と、該バイパス管に配設し
た電磁弁と、前記圧縮機温度検出手段による圧縮
機温度値が予め設定したしきい値より大きい場合
に、当該電磁弁が開状態となるように制御信号を
出力する制御手段とを設けた請求項(1)または請
求項(2)記載の冷却システムの冷却媒体温度制御
装置。[Scope of Claim for Utility Model Registration] (1) A compressor, a condenser, a throttle device, an evaporator, and an accumulator are connected in the order indicated by refrigerant pipes,
A cooling medium temperature control device for a cooling system that maintains the temperature of the cooling medium at a preset temperature by causing the cooling medium that has exchanged heat with the object to be cooled to flow through the evaporator to maintain the temperature of the cooling medium at a preset temperature, the evaporator and the accumulator. at least one bypass pipe connected in parallel to the refrigerant pipe connected to the refrigerant pipe; a solenoid valve disposed in the bypass pipe and opened and closed based on a control signal; a cooling medium temperature detection means for detecting the temperature of the cooling medium; and when the temperature difference between the temperature detected by the cooling medium temperature detection means and the set temperature is smaller than a preset threshold, the detected temperature changes over time within a predetermined time. 1. A cooling medium temperature control device for a cooling system, comprising: a control means for outputting a control signal to a solenoid valve so as to maintain it in an open state or a closed state according to an amount of change in temperature. (2) Suction pressure detection means for detecting the suction pressure of the compressor, condensation pressure detection means for detecting the condensation pressure of the condenser, and the condensation pressure detected by the condensation pressure detection means or the suction pressure detected by the suction pressure detection means. 2. The cooling medium temperature control device for a cooling system according to claim 1, further comprising a control means for outputting a control signal so that the electromagnetic valve is closed when the electromagnetic valve is larger than a preset threshold value. (3) a compressor temperature detection means for detecting the temperature of the compressor; a bypass pipe connecting a midpoint of connection between the condenser and the throttling device; and a midpoint of connection between the evaporator and the accumulator; , outputting a control signal so that the solenoid valve disposed in the bypass pipe and the compressor temperature value determined by the compressor temperature detection means are in an open state when the compressor temperature value is larger than a preset threshold; A cooling medium temperature control device for a cooling system according to claim (1) or claim (2), further comprising a control means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9933289U JPH0337364U (en) | 1989-08-25 | 1989-08-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9933289U JPH0337364U (en) | 1989-08-25 | 1989-08-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0337364U true JPH0337364U (en) | 1991-04-11 |
Family
ID=31648390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9933289U Pending JPH0337364U (en) | 1989-08-25 | 1989-08-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0337364U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013257121A (en) * | 2012-06-14 | 2013-12-26 | Mitsubishi Electric Corp | Refrigerating device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6118479B2 (en) * | 1980-06-24 | 1986-05-13 | Brother Ind Ltd | |
| JPS63123962A (en) * | 1986-11-11 | 1988-05-27 | 三菱電機株式会社 | Heat pump device |
| JPH01203850A (en) * | 1988-02-09 | 1989-08-16 | Toshiba Corp | Air conditioner |
-
1989
- 1989-08-25 JP JP9933289U patent/JPH0337364U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6118479B2 (en) * | 1980-06-24 | 1986-05-13 | Brother Ind Ltd | |
| JPS63123962A (en) * | 1986-11-11 | 1988-05-27 | 三菱電機株式会社 | Heat pump device |
| JPH01203850A (en) * | 1988-02-09 | 1989-08-16 | Toshiba Corp | Air conditioner |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013257121A (en) * | 2012-06-14 | 2013-12-26 | Mitsubishi Electric Corp | Refrigerating device |
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