JPH0423965U

JPH0423965U -

Info

Publication number: JPH0423965U
Application number: JP6366490U
Authority: JP
Priority date: 1990-06-15
Filing date: 1990-06-15
Publication date: 1992-02-26

Description

[Brief explanation of the drawing]

第１図は本考案の実施例１にかかる空気調和機
の冷媒回路図、第２図は本考案の実施例２にかか
る空気調和機の冷媒回路図、第３図は本考案の実
施例３にかかる空気調和機の冷媒回路図、第４図
は吹出空気中における低温側空気流量割合％と乾
き空気１Kg当りの霧発生量Kg／Kgとの関係を示す
特性図、第５図は本考案の実施例４にかかる空気
調和機の冷媒回路図、第６図は本考案の実施例５
にかかる空気調和機の冷媒回路図、第７図は本考
案の実施例６にかかる空気調和機の冷媒回路図、
第８図は相対湿度％と電気抵抗値Ωとの関係を示
す特性図、第９図は蒸発器前面風速ｍ／ｓと蒸発
器出口圧力Kg／cm^２との関係を示す特性図である
。１……圧縮機、３……凝縮器（熱源側熱交換器
）、４……減圧機構（電子膨張弁）、５……蒸発
器（利用側熱交換器）、７……インバータ、８…
…凝縮器用フアン、９……蒸発器用フアン、１０
……過熱度検出手段、１１……制御手段、１２…
…制御手段、１３……制御手段、１４……湿度検
出手段、１６……制御手段、１７……制御手段、
１８……制御手段。 Figure 1 is a refrigerant circuit diagram of an air conditioner according to Embodiment 1 of the present invention, Figure 2 is a refrigerant circuit diagram of an air conditioner according to Embodiment 2 of the present invention, and Figure 3 is Embodiment 3 of the present invention. Fig. 4 is a characteristic diagram showing the relationship between the low-temperature side air flow rate percentage in the blown air and the amount of fog generated per kg of dry air Kg/Kg, and Fig. 5 is a refrigerant circuit diagram of the air conditioner according to the present invention. FIG. 6 is a refrigerant circuit diagram of an air conditioner according to Embodiment 4 of the present invention.
FIG. 7 is a refrigerant circuit diagram of an air conditioner according to Embodiment 6 of the present invention,
FIG. 8 is a characteristic diagram showing the relationship between relative humidity % and electrical resistance value Ω, and FIG. 9 is a characteristic diagram showing the relationship between evaporator front wind speed m/s and evaporator outlet pressure Kg/cm ² . 1... Compressor, 3... Condenser (heat source side heat exchanger), 4... Pressure reduction mechanism (electronic expansion valve), 5... Evaporator (utilization side heat exchanger), 7... Inverter, 8...
...Condenser fan, 9...Evaporator fan, 10
...Superheat degree detection means, 11... Control means, 12...
... control means, 13 ... control means, 14 ... humidity detection means, 16 ... control means, 17 ... control means,
18...control means.

Claims

[Claims for Utility Model Registration] 1 Compressor 1 whose capacity is controlled by an inverter 7
In an air conditioner equipped with a condenser 3, an electronic expansion valve 4 whose opening degree is controlled by an electronic signal corresponding to the frequency of the inverter 7, and an evaporator 5, the degree of superheat of the evaporator 5 during cooling operation is detected. A superheat degree detection means 10, and a control means 11 that operates to increase the opening degree of the electronic expansion valve 4 by a predetermined value when the superheat degree detected by the superheat degree detection means 10 exceeds a set value. An air conditioner characterized by being attached. 2 Compressor 1 whose capacity is controlled by inverter 7
In an air conditioner equipped with a condenser 3, a pressure reduction mechanism 4, and an evaporator 5, the evaporator 5 during cooling operation.
a superheat degree detection means 10 for detecting the superheat degree of the inverter 7, and a control means that acts to reduce the frequency of the inverter 7 by a predetermined value when the superheat degree detected by the superheat degree detection means 10 exceeds a set value. 1
An air conditioner characterized by being equipped with 2. 3 Compressor 1 whose capacity is controlled by inverter 7
In an air conditioner equipped with a condenser 3, an electronic expansion valve 4 whose opening degree is controlled by an electronic signal corresponding to the frequency of the inverter 7, and an evaporator 5, the degree of superheat of the evaporator 5 during cooling operation is detected. A superheat degree detection means 10, and when the degree of superheat detected by the superheat degree detection means 10 exceeds a set value, the frequency of the inverter 7 is decreased by a predetermined value, and the opening degree of the electronic expansion valve 4 is set to a predetermined value. An air conditioner characterized in that the air conditioner is further equipped with a control means 13 that acts to increase the value. 4 Humidity detection for detecting the humidity of indoor air during cooling operation in an air conditioner equipped with a compressor 1, a condenser 3, a source pressure mechanism 4, and an evaporator 5 attached with a variable air volume type evaporator fan 9 Means 1
4, and a control means 16 that operates to increase the air volume of the evaporator fan 9 by a predetermined value when the humidity detected by the humidity detection means 14 exceeds a set value. Air conditioner. 5 Humidity detection means for detecting the humidity of indoor air during cooling operation in an air conditioner equipped with a compressor 1, a condenser 3 attached with a variable air volume type condenser fan 8, a pressure reduction mechanism 4, and an evaporator 5. 1
4, and a control means 1 that operates to reduce the air volume of the condenser fan 8 when the humidity detected by the humidity detection means 14 exceeds a set value.
An air conditioner characterized by being equipped with 7. 6 In an air conditioner equipped with a compressor 1, a condenser 3 attached with a variable air volume type condenser fan 8, a pressure reduction mechanism 4, and an evaporator 5 attached with a variable air volume type evaporator fan 9, cooling operation is performed. Humidity detection means 1 for detecting the humidity of indoor air at
4, and a control that operates to reduce the air volume of the condenser fan 8 and increase the air volume of the evaporator fan 9 by a predetermined value when the humidity detected by the humidity detection means 14 exceeds a set value. An air conditioner characterized in that means 18 is attached.