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Air source heat pump clothes dryer with adsorption and energy storage device

An air-source heat pump and energy storage device technology, applied in the field of clothes dryers, can solve the problems of small amount of water in the evaporator, poor ability of high-temperature air to remove moisture from clothes, and large power consumption, so as to improve the efficiency of power utilization and shorten the Drying time and the effect of reducing power consumption

Inactive Publication Date: 2016-06-08
TONGJI UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] However, there are still problems in the existing heat pump dryer technology: on the one hand, in the start-up phase of the drying process, the temperature of the clothes is low, the ability of the high-temperature air to remove the moisture from the clothes is poor, and the evaporator has a small amount of water, and the advantages of the heat pump cannot be achieved. Effectively, the system needs to consume a lot of power to increase the temperature of the clothes at this stage; on the other hand, as mentioned above, when the temperature of the clothes rises, the system enters a stable dehumidification stage, in order to maintain the energy balance of the system, it is necessary to discharge excess heat to the outside

Method used

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  • Air source heat pump clothes dryer with adsorption and energy storage device
  • Air source heat pump clothes dryer with adsorption and energy storage device
  • Air source heat pump clothes dryer with adsorption and energy storage device

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0039] An air source heat pump clothes dryer with an adsorption energy storage device, such as figure 1 As shown, it includes compressor 1, condenser 3, evaporator 7, throttling device 5, main fan 12, drying drum 16, adsorption energy storage device 21, first three-way valve 14, second three-way valve 23, The first air valve 18, the refrigerant connecting pipes 2, 4, 6, 8, and air ducts 10, 11, 13, 15, 17. The condenser 3 has a refrigerant channel and an air channel, and the evaporator 7 has a refrigerant channel and an air channel.

[0040] The refrigerant passages of the compressor 1, the condenser 3, the throttling device 5 and the refrigerant passages of the evaporator 7 are connected end to end through refrigerant connecting pipes to form a refrigerant circulation loop for refrigerant circulation;

[0041]The air channel of the condenser 3, the main fan 12, the drying drum 16 and the air channel of the evaporator 7 are connected end-to-end through the air duct to form an...

Embodiment 2

[0047] When the total storage energy of the adsorption energy storage device is lower than the stable dehumidification stage due to the limited space in some clothes machines or other reasons, the excess heat can be discharged by supplementing fresh air and moderately exhausting air.

[0048] At this time, the heat pump dryer of this embodiment is as figure 2 As shown, the difference from Embodiment 1 is that it also includes a new air outlet 26, an auxiliary fan 28, an air outlet 37, a second air valve 30 and a third air valve 35, the new air outlet 26, the auxiliary fan 28 and the second air outlet. The valve 30 is connected to the air pipe directly connected between the condenser 3 and the evaporator 7 through the air pipe, and the air outlet 37 and the third air valve 35 are connected to the air pipe connected between the drying bucket 16 and the evaporator 7 through the air pipe. on the air duct.

[0049] When the heat pump clothes dryer is running, when the condensing ...

Embodiment 3

[0051] When the total storage energy of the adsorption energy storage device is lower than the stable dehumidification stage due to the limited space in some clothes machines or other reasons, the excess heat can be discharged through the auxiliary condenser.

[0052] At this time, the heat pump dryer of this embodiment is as image 3 As shown, the difference from Embodiment 1 is that an auxiliary condenser 38 and an auxiliary fan 39 used in conjunction with the auxiliary condenser 38 are provided on the refrigerant connecting pipe between the condenser 3 and the throttling device 5 .

[0053] When the condensing temperature exceeds the set temperature, the auxiliary fan 39 is turned on, and the excess heat of the system is discharged into the environment through the auxiliary condenser 38.

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Abstract

The invention relates to an air source heat pump clothes dryer with an adsorption and energy storage device. A refrigerant circulating loop for refrigerant to circulate and flow is composed of a compressor, a refrigerant channel of a condenser, a throttling device and a refrigerant channel of an evaporator, and an air circulating loop for air to circulate and flow is composed of an air channel of the condenser, a main draught fan, a clothes drying tub and an air channel of the evaporator. One end of the adsorption and energy storage device is communicated with an air pipe between the clothes drying tub and the evaporator, and the other end of the adsorption and energy storage device is communicated with an air pipe between the evaporator and the condenser. A first three-way valve is arranged on an air pipe between the main draught fan and the clothes drying tub. A second three-way valve is arranged on an air pipe between the adsorption and energy storage device and the condenser. The first three-way valve and the second three-way valve are communicated through an air pipe. A first air valve is arranged between the adsorption and energy storage device and the evaporator. Compared with the prior art, the clothes dryer has the advantages that by introducing the adsorption and energy storage device to the heat pump clothes dryer, the electric energy utilization efficiency of the clothes dryer is further improved, and meanwhile the clothes drying time is shortened.

Description

technical field [0001] The invention relates to a clothes dryer, in particular to an air source heat pump clothes dryer with an adsorption energy storage device. Background technique [0002] At present, the clothes dryers used in the market are mainly electric dryers, which use PTC heating elements to heat the water and electricity in the clothes into water vapor, which is discharged into the environment. Because of its simple structure and low price, electric dryers occupy most of the market share. However, because the electric heating type clothes dryer directly uses the electric heating wire to heat the air, it consumes a large amount of electric energy, and the high temperature and high humidity airflow through the clothes is directly discharged into the room, which will cause heat and humidity pollution in the room. In order to solve the above problems of the electric heating dryer, a heat pump dryer was born. [0003] A heat pump dryer is a new type of clothes or te...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): D06F58/10D06F58/20F25B30/06
CPCD06F58/10D06F58/20D06F58/206F25B30/06
Inventor 曹祥彭经纬张春路
Owner TONGJI UNIV