Self circulation type cold storage air conditioner system

A self-circulating air-conditioning system technology, applied in air-conditioning systems, heating methods, space heating and ventilation, etc., can solve problems such as difficulty in oil return, corrosion of system pipelines by low-temperature refrigerants, and pressure drop of refrigerants, etc. Achieve the effect of fewer pipe joints, reduce installed capacity, and save electricity costs

Inactive Publication Date: 2009-02-04
NANJING UNIV
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  • Abstract
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  • Claims
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AI Technical Summary

Problems solved by technology

However, ordinary ice storage air conditioners flow low-temperature refrigerants such as brine or ethylene glycol solution in the cold storage tubes, which need to be circulated by pumps; in addition, there are refrigerant pressures caused by the long pipeline of the direct refrigerant evaporation system. Shortcomings such as reduction and difficulty in oil return; moreover, the low-temperature brine has serious corrosion on the system piping

Method used

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  • Self circulation type cold storage air conditioner system

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Embodiment Construction

[0036] A self-circulating cold storage air-conditioning system according to the present invention is composed of two parts: an indoor unit A and an outdoor unit B. Indoor unit A is composed of fan and heat exchange coil; outdoor unit B specifically includes compressor 1, condenser 2, expansion valve 3 for air conditioning, expansion valve 4 for cold storage, evaporator 5 for air conditioning, and casing evaporator 6 for cold storage , heat exchange coil 7, cold storage tank 8, circulation pump 9, solenoid valve 10-15.

[0037] The inlet of compressor 1 is respectively connected to the outlet of air-conditioning evaporator 5 and the outlet of jacket evaporator 6 for cold storage, the outlet of compressor 1 is connected to the inlet of condenser 2, and the outlet of condenser 2 is connected to solenoid valves 10 and 11 respectively , the inlet of the air-conditioning expansion valve 3 is connected to the outlet of the electromagnetic valve 10, its outlet is connected to the inle...

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Abstract

This invention discloses a sort of air condition system which can store up cold air and circulate by itself it consists of the indoor set A and the indoor set B, in the indoor A the bottom outlet of the inner tubule of the bushing evaporator which is used to store up cold air connects with the inlet of the heat transfer coil pipe. The inlet of the heat transfer coil pipe connects with the top outlet of the inner tubule of the bushing evaporator which is used to store up cold air. It has the medium for storing up cold air in the trough for storing up cold air; the heat transfer coil pipe for storing up cold air which is full of heat transfer medium in its bosom immerges in the trough for storing up cold air, the indoor set connects with the inlet of the trough for storing up cold air respectively by the electromagnetic clique and the evaporator for the air condition. The evaporator for the air condition and the trough for storing up cold air all connect with the inlet of the circle pump by the electromagnetic clique. The inlet of the circle pump connects with the he indoor set A. Its density for storing up cold air is high than the system for storing up cold air used the water in storing up cold air and offering cold air. It can leave out the circle system which has the carrying cold dose during the low temperature in storing up cold air.

Description

technical field [0001] The invention relates to a refrigeration air conditioner, in particular to a self-circulation cold storage air conditioner system. Background technique [0002] Since the reform and opening up, my country's comprehensive national strength and people's living standards have been greatly improved. As one of the basic industries of the national economy, the energy industry has achieved considerable development. However, the development of the energy industry still cannot meet the needs of the rapid development of the national economy and the rapid growth of people's daily energy consumption, and the national energy shortage situation still exists. [0003] Because the supply and demand of energy cannot be well matched and coordinated in terms of quantity and time, a large amount of energy is wasted. For example, excess power in low valleys causes electric energy to be wasted in vain, and power is insufficient during peak hours. The use of cold storage ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): F24F5/00
CPCY02E60/147Y02E60/14
Inventor 方贵银杨帆张曼吴双茂
Owner NANJING UNIV
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