JPS597896B2 - air conditioner - Google Patents
air conditionerInfo
- Publication number
- JPS597896B2 JPS597896B2 JP56209261A JP20926181A JPS597896B2 JP S597896 B2 JPS597896 B2 JP S597896B2 JP 56209261 A JP56209261 A JP 56209261A JP 20926181 A JP20926181 A JP 20926181A JP S597896 B2 JPS597896 B2 JP S597896B2
- Authority
- JP
- Japan
- Prior art keywords
- indoor air
- dehumidification
- cooling
- humidity
- predetermined
- 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.)
- Expired
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/46—Improving electric energy efficiency or saving
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Conditioning Control Device (AREA)
Description
【発明の詳細な説明】
〔発明の利用分野〕
本発明は冷房および除湿運転可能な空気調和機の運転制
御方法に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Field of Application of the Invention] The present invention relates to a method for controlling the operation of an air conditioner capable of cooling and dehumidifying operations.
〔従来技術〕
従来の冷房および除湿運転可能な空気調和機の運転制御
方法を第１図〜第３図により説明する。[Prior Art] A conventional method for controlling the operation of an air conditioner capable of cooling and dehumidifying operations will be explained with reference to FIGS. 1 to 3.
１は圧縮機、２は凝縮器、３は第ｌ熱交換器、４は第２
熱交換器、５，６は冷房キャピラリチューブ、７は除湿
キャピラリチューブ、８，９は開閉弁である。1 is a compressor, 2 is a condenser, 3 is a first heat exchanger, 4 is a second
A heat exchanger, 5 and 6 are cooling capillary tubes, 7 is a dehumidifying capillary tube, and 8 and 9 are on-off valves.
而して、冷房運転時は弁８を閉じ、弁９を開いて実線矢
印の如く冷媒を循環させる。During cooling operation, valve 8 is closed and valve 9 is opened to circulate the refrigerant as shown by the solid arrow.
即ち、冷媒は圧縮機１一室外熱交換器２−（冷房キャピ
ラリ−５−第ｌ熱交換器３一開閉弁９と冷房キャピラリ
６一第２熱交換器４との並列回路）一圧縮機１の如く循
環する。That is, the refrigerant is supplied to the compressor 1 - outdoor heat exchanger 2 - (cooling capillary 5 - first heat exchanger 3 - parallel circuit of on-off valve 9 and cooling capillary 6 - second heat exchanger 4) - compressor 1 It circulates like this.
この場合、第ｌ熱交換器３および第２熱交換器４は蒸発
器として作用する。In this case, the first heat exchanger 3 and the second heat exchanger 4 act as an evaporator.
又、除湿運転時は弁８を開き、弁９を閉じて侭線矢印の
如く冷媒を循環させる。Also, during dehumidification operation, valve 8 is opened and valve 9 is closed to circulate the refrigerant as indicated by the arrow.
即ち、冷媒は圧縮機１一室外熱交換器２一第ｌ熱交換器
３一除湿キャピラリチューブ７一第２熱交換器４一圧縮
機１の如く循環する。That is, the refrigerant circulates through the compressor 1, the outdoor heat exchanger 2, the first heat exchanger 3, the dehumidifying capillary tube 7, the second heat exchanger 4, and the compressor 1.
この場合、第ｌ熱交換器３は蒸発器として作用し、第２
熱交換器４は再熱器として作用する。In this case, the first heat exchanger 3 acts as an evaporator and the second
Heat exchanger 4 acts as a reheater.
この冷房サイクルを用いた空気調和機において、冷房ス
イッチを閉じると、第２図に示すように運転される。In an air conditioner using this cooling cycle, when the cooling switch is closed, the air conditioner operates as shown in FIG. 2.
即ち、室内空気幅度Ｔは、冷房運転中は実線矢印の如く
低下して幅度ＴＬに達すると運転が停止し、その後薇線
の如く上昇して湛度ＴＨに達すると冷房運転が再開され
、以後これを繰返す。That is, during the cooling operation, the indoor air width T decreases as shown by the solid line arrow, and when it reaches the width TL, the operation is stopped, and then increases like a rose line, and when it reaches the fullness TH, the cooling operation is restarted. Repeat this.
又、除湿スイッチを閉じると、第３図に示すように運転
される。Furthermore, when the dehumidification switch is closed, the system operates as shown in FIG. 3.
即ち、室内空気幅度Ｔは、まず冷房運転によって低下す
る。That is, the indoor air width T first decreases due to the cooling operation.
渦度ＴＬに達すると除湿運転に切換り、除湿運転中に上
昇して湛度ＴＨに達すると冷房運転に切換り、以後これ
を繰返す。When the vorticity reaches TL, the dehumidification operation is switched to, and when the vorticity rises during the dehumidification operation and reaches the vorticity TH, the operation is switched to the cooling operation, and this is repeated thereafter.
一方、室内空気湿度φは、これらの冷房運転および除湿
運転により漸次低下する。On the other hand, the indoor air humidity φ gradually decreases due to these cooling operations and dehumidifying operations.
かかる従来の空気調和機の運転匍脚方法によれば、除湿
スイッチを閉じた場合に室内空気湿度が所定湿度φ０以
下に低下し、その間冷房運転と除湿運転を連続するため
に、消費電力が大きくなる欠陥があった。According to this conventional method of operating an air conditioner, when the dehumidification switch is closed, the indoor air humidity decreases to a predetermined humidity φ0 or less, and during that time, cooling operation and dehumidification operation continue, resulting in large power consumption. There was a flaw.
本発明は省電力を図りつつ、室内空気湿度の適切な調節
を行うことを目的とする。An object of the present invention is to appropriately control indoor air humidity while saving power.
本発明は、室内空気温度Ｔが所定幅度ＴＬに低下すると
冷房運転から除湿運転に切換え、それから所定湛度ＴＨ
まで上昇すると除湿運転から冷房運転に切換える空気調
和機の運転制御方法において、除湿運転中に室内空気湿
度φが所定の湿度φ０まで低下すると除湿運転を所定時
間停止し、その時に前記除湿運転から冷房運転に切換わ
る所定湛度ＴＨまで湛度上昇していない場合に再度除湿
運転を行うようにしたことを特徴とする空気調和機の運
転制御方法である。The present invention switches from cooling operation to dehumidification operation when the indoor air temperature T falls to a predetermined width TL, and then switches to a dehumidification operation at a predetermined width TH.
In an air conditioner operation control method that switches from dehumidification operation to cooling operation when the humidity rises to This is a method for controlling the operation of an air conditioner, characterized in that the dehumidifying operation is performed again when the flooding level has not risen to a predetermined flooding level TH at which the operation is switched.
以下、本発明の一実施例を第４図に基づいて説明する。 Hereinafter, one embodiment of the present invention will be described based on FIG. 4.
この場合、冷凍サイクルは第１ヌと同一であり、第４図
において従来例と同一符号は同一物或いは相当物を示す
。In this case, the refrigeration cycle is the same as the first one, and in FIG. 4, the same reference numerals as in the conventional example indicate the same or equivalent parts.
而して、除湿スイッチを閉じると室内空気湛度Ｔおよび
室内空気湿度φは第４図に示すように変化する。When the dehumidification switch is closed, the indoor air saturation T and the indoor air humidity φ change as shown in FIG.
室内空気湛度Ｔは次のように変化する。The indoor air saturation T changes as follows.
まず、冷房運転によって低下する。First, it decreases due to cooling operation.
温度ＴＬに達すると、冷房運転から除湿運転に切換わる
ので、この除湿運転中に室外幅度の影響等により上昇し
て行く。When the temperature TL is reached, the cooling operation is switched to the dehumidification operation, and during this dehumidification operation, the temperature increases due to the influence of the outdoor width.
次いで、湛度ＴＨに達すると冷房運転に切換わるので、
再度低下する。Next, when the flooding level TH is reached, the system switches to cooling operation, so
It drops again.
湛度ＴＬに達すると、冷房運転から除湿運転に切換わる
ので、この除湿運転中に上昇して行へこのような室内空
気幅度Ｔの変化に対応して室内空気湿度φは徐々に低下
して行く。When the water content level TL is reached, the cooling operation is switched to the dehumidification operation, so that the indoor air humidity φ gradually decreases in response to the change in the indoor air width T during the dehumidification operation. go.
この室内空気湿度φが湿度φ０まで低下すると、除湿運
転は停止する。When this indoor air humidity φ falls to humidity φ0, the dehumidifying operation is stopped.
尚、室内空気湿度φの検知は、第ｌ熱交換器（蒸発器と
して作用）３の出入口空気の幅度差を用いて検知してい
るので、湿度計を用いることなく、安価な検知方式であ
る。Note that the indoor air humidity φ is detected using the width difference between the air inlet and outlet of the first heat exchanger (acting as an evaporator) 3, so it is an inexpensive detection method without using a hygrometer. .
この除湿運転停止後、所定時間Ｈｏだげ除湿運転を停止
する。After this dehumidifying operation is stopped, the dehumidifying operation is stopped after reaching Ho for a predetermined period of time.
この除湿運転を停止する。Stop this dehumidification operation.
この除湿運転停止中に室外空気等の換気が行なわれて、
室内空気幅度Ｔおよび湿度φの両方が一般に上昇して行
く。While this dehumidification operation is stopped, ventilation of outdoor air, etc. is carried out,
Both the indoor air width T and the humidity φ generally increase.
所定時間Ｈｏが経過後に室内空気幅度Ｔが湛度ＴＨに達
していない場合には、再度除湿運転を開始する。If the indoor air width T has not reached the flooding degree TH after the predetermined time Ho has elapsed, the dehumidification operation is restarted.
これによって、室内空気湿度φが低下し、湿度φ０に達
すると除湿運転を停止する。As a result, the indoor air humidity φ decreases, and when the humidity φ0 is reached, the dehumidification operation is stopped.
以後は室内空気湛度Ｔが湛度ＴＨに達するまで、これを
繰返す。Thereafter, this process is repeated until the indoor air filling level T reaches the air filling level TH.
かかる空気調和機の運転制御方法によれば、室内空気湿
度φが所定の湿度φ０に達すると、除湿運転を停止する
ので、不必要な除湿運転がなくなり、それだけ消費電力
を節約することができる。According to this air conditioner operation control method, when the indoor air humidity φ reaches a predetermined humidity φ0, the dehumidification operation is stopped, so that unnecessary dehumidification operation is eliminated, and power consumption can be saved accordingly.
又、除湿運転の停止後、所定時間Ｈｏで室内空気湛度Ｔ
を検知して所定湛度ＴＨまで湛度上昇していない場合に
は再度除湿運転を行うので、室内空気湛度Ｔが所定温度
ＴＨまで幅度上昇するのを待って冷房運転を開始するも
のに比較して、室内空気湿度φを適切に調節することが
できる。In addition, after the dehumidification operation is stopped, the indoor air saturation level T is maintained at Ho for a predetermined period of time.
If the temperature has not risen to the predetermined temperature TH, the dehumidifying operation is performed again, compared to a system that waits for the indoor air density T to rise to the predetermined temperature TH before starting the cooling operation. Thus, the indoor air humidity φ can be appropriately adjusted.
以上説明した如く、本発明によれば、省電力を図れると
共に、室内空気湿度φの適切な調節を行うことができる
。As described above, according to the present invention, it is possible to save power and to appropriately adjust the indoor air humidity φ.
第１図は従来および本発明に用いられる冷凍サイクル図
、第２図は従来および本発明における冷房時の幅度変化
図、第３図は従来における除湿時の湛度および湿度変化
図、第４図は本発明における除湿時の湛度および湿度変
化図である。
１・・・・・・圧縮機、２・・・・・・凝縮器、３・・
・・・・第ｌ熱交換器、４・・・・・・第２熱交換器、
５，６・・・・・・冷房キャピラリ、７・・・・・・除
湿キャピラリ、８，９・・・・・・開閉弁、Ｔ・・・・
・・室内空気湛度、φ・・・・・・室内空気湿度。Fig. 1 is a diagram of the refrigeration cycle used in the conventional method and the present invention, Fig. 2 is a diagram of the width change during cooling in the conventional method and the present invention, Fig. 3 is a diagram of the degree of flooding and humidity change during dehumidification in the conventional method, and Fig. 4 1 is a diagram of waterlogging and humidity changes during dehumidification in the present invention. 1... Compressor, 2... Condenser, 3...
....1st heat exchanger, 4...2nd heat exchanger,
5, 6... Cooling capillary, 7... Dehumidifying capillary, 8, 9... Open/close valve, T...
・・Indoor air saturation, φ・・・・Indoor air humidity.
Claims (1)
転から除湿運転に切換え、それから所定潟度ＴＨまで上
昇すると除湿運転から冷房運転に切換える空気調和機の
運転制御方法において、除湿運転中に室内空気湿度φが
所定の湿度φ０まで低下すると除湿運転を所定時間停止
し、その時に前記除湿運転から冷房運転に切換わる所定
湛度ＴＨまで温度上昇していない場合には再度除湿運転
を行うようにしたことを特徴とする空気調和機の運転制
御方法。1 In an air conditioner operation control method that switches from cooling operation to dehumidification operation when the indoor air vorticity T decreases to a predetermined turbidity TL, and then switches from dehumidification operation to cooling operation when the indoor air vorticity T decreases to a predetermined turbidity TH, When the indoor air humidity φ falls to a predetermined humidity φ0, the dehumidification operation is stopped for a predetermined period of time, and if the temperature has not risen to a predetermined degree TH at which the dehumidification operation is switched to the cooling operation, the dehumidification operation is performed again. A method for controlling the operation of an air conditioner, characterized in that:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56209261A JPS597896B2 (en) | 1981-12-25 | 1981-12-25 | air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56209261A JPS597896B2 (en) | 1981-12-25 | 1981-12-25 | air conditioner |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59259170A Division JPS60144550A (en) | 1984-12-10 | 1984-12-10 | Air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57131955A JPS57131955A (en) | 1982-08-16 |
| JPS597896B2 true JPS597896B2 (en) | 1984-02-21 |
Family
ID=16570016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56209261A Expired JPS597896B2 (en) | 1981-12-25 | 1981-12-25 | air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS597896B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4510964B2 (en) * | 1999-11-04 | 2010-07-28 | 三洋電機株式会社 | Air conditioner control device |
| CN112050430A (en) * | 2019-06-05 | 2020-12-08 | 青岛海尔空调器有限总公司 | Control method and device for fixed-frequency air conditioner and fixed-frequency air conditioner |
-
1981
- 1981-12-25 JP JP56209261A patent/JPS597896B2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57131955A (en) | 1982-08-16 |
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