JPH0453142U - - Google Patents
Info
- Publication number
- JPH0453142U JPH0453142U JP9580090U JP9580090U JPH0453142U JP H0453142 U JPH0453142 U JP H0453142U JP 9580090 U JP9580090 U JP 9580090U JP 9580090 U JP9580090 U JP 9580090U JP H0453142 U JPH0453142 U JP H0453142U
- Authority
- JP
- Japan
- Prior art keywords
- defrost
- heat exchanger
- air conditioner
- way valve
- control device
- 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
- 238000005057 refrigeration Methods 0.000 claims description 3
- 239000003638 chemical reducing agent Substances 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000001816 cooling Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Air Conditioning Control Device (AREA)
Description
第１図は本考案の一実施例に係るヒートポンプ
式空気調和装置の作動を示すフローチヤート、第
２図は一実施例に係るヒートポンプ式空気調和装
置を示す概略構成図である。
１０……冷凍回路、１１……圧縮機、１２……
四方弁、１３……室外熱交換器、１４……減圧器
、１５……室内熱交換器、２０……デフロスト制
御装置、２２……デフロスト制御部（制御部）、
２７……警告灯（警告手段）。
FIG. 1 is a flowchart showing the operation of a heat pump air conditioner according to an embodiment of the present invention, and FIG. 2 is a schematic configuration diagram showing the heat pump air conditioner according to an embodiment. 10... Refrigeration circuit, 11... Compressor, 12...
Four-way valve, 13... Outdoor heat exchanger, 14... Pressure reducer, 15... Indoor heat exchanger, 20... Defrost control device, 22... Defrost control unit (control unit),
27... Warning light (warning means).
Claims (1)
室内熱交換器等が接続され、四方弁の切換えによ
り冷房運転と暖房運転とに切換えられる冷凍回路
と、暖房運転時で室外熱交換器に着霜が生じたと
判定したとき、前記冷凍回路をデフロスト運転さ
せるデフロスト制御装置とを備えて成るヒートポ
ンプ式空気調和装置において、前記デフロスト制
御装置の制御部は、デフロスト運転終了時から前
記着霜が生じたと判定されるまでの時間が設定値
以下のとき、少なくとも警告手段を作動させるよ
うに構成されていることを特徴とするヒートポン
プ式空気調和装置。 The compressor, four-way valve, outdoor heat exchanger, pressure reducer, indoor heat exchanger, etc. are connected to the refrigeration circuit, which can be switched between cooling operation and heating operation by switching the four-way valve, and the outdoor heat exchanger during heating operation. and a defrost control device that causes the refrigeration circuit to perform a defrost operation when it is determined that frost has formed, the control unit of the defrost control device is configured to control the frost formation from the end of the defrost operation. A heat pump type air conditioner characterized in that the heat pump type air conditioner is configured to operate at least a warning means when the time until it is determined that the occurrence has occurred is equal to or less than a set value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9580090U JPH0453142U (en) | 1990-09-12 | 1990-09-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9580090U JPH0453142U (en) | 1990-09-12 | 1990-09-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0453142U true JPH0453142U (en) | 1992-05-07 |
Family
ID=31834826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9580090U Pending JPH0453142U (en) | 1990-09-12 | 1990-09-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0453142U (en) |
-
1990
- 1990-09-12 JP JP9580090U patent/JPH0453142U/ja active Pending