JPH01136839U - - Google Patents
Info
- Publication number
- JPH01136839U JPH01136839U JP3321088U JP3321088U JPH01136839U JP H01136839 U JPH01136839 U JP H01136839U JP 3321088 U JP3321088 U JP 3321088U JP 3321088 U JP3321088 U JP 3321088U JP H01136839 U JPH01136839 U JP H01136839U
- Authority
- JP
- Japan
- Prior art keywords
- defrosting
- elapsed
- air conditioner
- heat pump
- defrost
- 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
- 238000010257 thawing Methods 0.000 claims 8
- 238000010438 heat treatment Methods 0.000 claims 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000004904 shortening Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Air Conditioning Control Device (AREA)
Description
第1図及び第2図は本考案の1実施例を示し、
第1図は制御装置の機能ブロツク図、第2図はフ
ローチヤートである。第3図ないし第5図は従来
のヒートポンプ式空気調和機の1例を示し、第3
図は系統図、第4図は制御装置の機能ブロツク図
、第5図はフローチヤートである。
圧縮機…1、四方切換弁…2、室外熱交換器…
3、膨張弁…5、室内熱交換器…6、制御装置…
10、入口温度センサ…8、出口温度センサ…9
、第1の除霜禁止タイマ…11、第2の除霜禁止
タイマ…20、除霜終了タイマ…16、除霜開始
判定手段…12、除霜終了判定手段…14。
1 and 2 show one embodiment of the present invention,
FIG. 1 is a functional block diagram of the control device, and FIG. 2 is a flowchart. Figures 3 to 5 show an example of a conventional heat pump type air conditioner.
The figure is a system diagram, FIG. 4 is a functional block diagram of the control device, and FIG. 5 is a flowchart. Compressor...1, Four-way switching valve...2, Outdoor heat exchanger...
3, Expansion valve...5, Indoor heat exchanger...6, Control device...
10, Inlet temperature sensor...8, Outlet temperature sensor...9
, first defrost prohibition timer...11, second defrost prohibition timer...20, defrost end timer...16, defrost start determination means...12, defrost end determination means...14.
Claims (1)
経過した後に室外熱交換器の着霜を検知したとき
除霜運転に切り換え、室外熱交換器の除霜を検知
するか、若しくは、除霜運転開始後予め定められ
た制限時間が経過したとき除霜運転を終了させて
暖房運転を再開させる制御装置を備えるヒートポ
ンプ式空気調和機の除霜装置において、除霜運転
が上記制限時間の経過により終了したとき、次回
の除霜禁止時間を短縮させる手段を具備したこと
を特徴とするヒートポンプ式空気調和機の除霜装
置。 When frost formation on the outdoor heat exchanger is detected after a predetermined defrost prohibition time has elapsed after the start of heating operation, the system switches to defrost operation and detects defrosting of the outdoor heat exchanger, or In a defrosting device for a heat pump air conditioner equipped with a control device that ends defrosting operation and restarts heating operation when a predetermined time limit has elapsed after the start, the defrosting operation ends when the above-mentioned time limit has elapsed. A defrosting device for a heat pump type air conditioner, characterized in that the defrosting device for a heat pump type air conditioner is equipped with a means for shortening the next defrosting prohibition time when the defrosting is prohibited.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3321088U JPH01136839U (en) | 1988-03-15 | 1988-03-15 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3321088U JPH01136839U (en) | 1988-03-15 | 1988-03-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH01136839U true JPH01136839U (en) | 1989-09-19 |
Family
ID=31259869
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3321088U Pending JPH01136839U (en) | 1988-03-15 | 1988-03-15 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH01136839U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02272246A (en) * | 1989-04-13 | 1990-11-07 | Mitsubishi Electric Corp | Air conditioner |
JPH03168554A (en) * | 1989-11-24 | 1991-07-22 | Mitsubishi Electric Corp | Air conditioner |
WO2008084654A1 (en) * | 2006-12-27 | 2008-07-17 | Daikin Industries, Ltd. | Heat pump system |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6399442A (en) * | 1986-10-15 | 1988-04-30 | Hitachi Ltd | Defrosting controller of air conditioner |
-
1988
- 1988-03-15 JP JP3321088U patent/JPH01136839U/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6399442A (en) * | 1986-10-15 | 1988-04-30 | Hitachi Ltd | Defrosting controller of air conditioner |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02272246A (en) * | 1989-04-13 | 1990-11-07 | Mitsubishi Electric Corp | Air conditioner |
JPH03168554A (en) * | 1989-11-24 | 1991-07-22 | Mitsubishi Electric Corp | Air conditioner |
WO2008084654A1 (en) * | 2006-12-27 | 2008-07-17 | Daikin Industries, Ltd. | Heat pump system |