JPS6158433U - - Google Patents
Info
- Publication number
- JPS6158433U JPS6158433U JP14257984U JP14257984U JPS6158433U JP S6158433 U JPS6158433 U JP S6158433U JP 14257984 U JP14257984 U JP 14257984U JP 14257984 U JP14257984 U JP 14257984U JP S6158433 U JPS6158433 U JP S6158433U
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- detection means
- detects
- temperature difference
- compares
- 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
- 238000001514 detection method Methods 0.000 claims description 11
- 230000008020 evaporation Effects 0.000 claims description 3
- 238000001704 evaporation Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009429 electrical wiring Methods 0.000 description 1
- 238000005057 refrigeration 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よる空気調和機の
デフロスト装置の制御回路の構成を示す電気的結
線図、第２図は上記第１図の制御回路の制御動作
を説明するためのフローチヤート、第３図は上記
実施例による空気調和機の冷凍サイクル図、第４
図Ａ，Ｂは各々上記制御回路の制御動作における
設定差温の可変値を示すメモリデータのグラフ、
第５図は第１図の制御回路の制御動作を要部の信
号を対応させて説明するタイムチヤート、第６図
は上記実施例による空気調和機のデフロスト装置
のデフロスト開始時期を外気温度に対応した暖房
能力変化に対する特性として表現し、従来例と対
比したグラフ、第７図は上記実施例による空気調
和機自体の暖房能力特性図、第８図は従来の空気
調和機のデフロスト装置の構成を示す電気回路図
である。
１１……室外側熱交換器、２０……外気温度検
出手段、２１……蒸発温度検出手段、２２……デ
イアイサ、２３……差温検出手段、２６……メモ
リ、２７……比較手段。
Fig. 1 is an electrical wiring diagram showing the configuration of a control circuit of a defrost device for an air conditioner according to an embodiment of the present invention, and Fig. 2 is a flowchart for explaining the control operation of the control circuit shown in Fig. 1 above. , FIG. 3 is a refrigeration cycle diagram of the air conditioner according to the above embodiment, and FIG.
Figures A and B are graphs of memory data showing variable values of the set temperature difference in the control operation of the control circuit, respectively;
Fig. 5 is a time chart explaining the control operation of the control circuit shown in Fig. 1 by corresponding signals of the main parts, and Fig. 6 shows the defrost start timing of the defrost device of the air conditioner according to the above embodiment in correspondence with the outside temperature. Fig. 7 shows the heating capacity characteristics of the air conditioner itself according to the above embodiment, and Fig. 8 shows the configuration of the defrost device of the conventional air conditioner. FIG. DESCRIPTION OF SYMBOLS 11... Outdoor heat exchanger, 20... Outside air temperature detection means, 21... Evaporation temperature detection means, 22... De-Icer, 23... Temperature difference detection means, 26... Memory, 27... Comparison means.
Claims (1)
、暖房運転時蒸発器として作用する室外側熱交換
器１１の蒸発温度を検出する蒸発温度検出手段２
１と、これら各温度検出手段２０，２１の検出値
を比較しそれらの温度差を検出する差温検出手段
２３と、この差温検出手段２３で検出された温度
差が所定の設定値を越えた時にデフロスト信号を
発生する比較手段２７と、上記外気温度検出手段
２０の検出値の変化に応じて上記比較手段２７の
上記設定値を変化させる設定値制御手段２６とを
備えたことを特徴とする空気調和機のデフロスト
装置。 An outside air temperature detection means 20 that detects the temperature of outside air, and an evaporation temperature detection means 2 that detects the evaporation temperature of the outdoor heat exchanger 11 that acts as an evaporator during heating operation.
1, a temperature difference detection means 23 that compares the detection values of these temperature detection means 20 and 21 and detects the temperature difference therebetween, and a temperature difference detection means 23 that compares the detection values of these temperature detection means 20 and 21 and detects a temperature difference therebetween; and a set value control means 26 for changing the set value of the comparing means 27 in accordance with a change in the detected value of the outside temperature detecting means 20. Defrost device for air conditioners.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14257984U JPS6158433U (en) | 1984-09-19 | 1984-09-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14257984U JPS6158433U (en) | 1984-09-19 | 1984-09-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6158433U true JPS6158433U (en) | 1986-04-19 |
Family
ID=30700895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14257984U Pending JPS6158433U (en) | 1984-09-19 | 1984-09-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6158433U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013238354A (en) * | 2012-05-15 | 2013-11-28 | Mitsubishi Electric Corp | Fin tube type heat exchanger and refrigerating air-conditioning device using the same |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5531254A (en) * | 1978-08-23 | 1980-03-05 | Sanyo Electric Co Ltd | Defrosting system of heat pump type refrigerator |
-
1984
- 1984-09-19 JP JP14257984U patent/JPS6158433U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5531254A (en) * | 1978-08-23 | 1980-03-05 | Sanyo Electric Co Ltd | Defrosting system of heat pump type refrigerator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013238354A (en) * | 2012-05-15 | 2013-11-28 | Mitsubishi Electric Corp | Fin tube type heat exchanger and refrigerating air-conditioning device using the same |
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