Magnetic refrigeration and semiconductor refrigeration combined refrigeration system and air conditioner

A refrigeration system and semiconductor technology, which is applied in refrigerators, refrigeration and liquefaction, and machine operation modes, etc., can solve problems such as energy waste, and achieve the effects of improving refrigeration performance, increasing temperature difference, and increasing refrigeration capacity.

Pending Publication Date: 2020-02-07
GREE ELECTRIC APPLIANCES INC
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0007] The present invention aims at the above-mentioned deficiencies in the prior art, and provides a combined refrigeration system and air conditioner of magnetic refrigeration and semiconductor refrigeration. It solves the waste of energy caused by the heat of the hot-end heat exchanger in the existing magnetic refrigeration prototype being directly discharged into the air; the hot end of the semiconductor refrigeration device is water-cooled, which can transfer the heat released by the semiconductor refrigeration device to the hot-end exchange The heater makes full use of heat energy and realizes the utilization of waste heat

Method used

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  • Magnetic refrigeration and semiconductor refrigeration combined refrigeration system and air conditioner
  • Magnetic refrigeration and semiconductor refrigeration combined refrigeration system and air conditioner
  • Magnetic refrigeration and semiconductor refrigeration combined refrigeration system and air conditioner

Examples

Experimental program
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Effect test

Embodiment 1

[0030] Such as Figure 2-4 As shown, a combined refrigeration system of magnetic refrigeration and semiconductor refrigeration includes a hydraulic cylinder 1, a hot-end heat exchanger, a regenerator, and a cold-end heat exchanger 5. The hot-end heat exchanger includes a first hot-end heat exchanger The heat exchanger 2 and the second hot end heat exchanger 8, the cold accumulator includes the first cold accumulator 3 and the second cold accumulator 7, one end of the hydraulic cylinder 1 is connected with the first hot end heat exchanger 2, and the hydraulic cylinder The other end of 1 is connected to the second hot end heat exchanger 8, the first hot end heat exchanger 2 is connected to the first regenerator 3, and the second hot end heat exchanger 8 is connected to the second regenerator 7, so Both the first regenerator 3 and the second regenerator 7 are connected to the cold-end heat exchanger 5, and a first semiconductor refrigeration device 4 is arranged between the first...

Embodiment 2

[0048] Such as figure 1 As shown, in this embodiment, there is no storage battery and semiconductor thermoelectric power generation sheet, the first water pump and the second water pump both use this heat pump, and all the heat absorbed by the heat exchanger at the hot end is used for heating, increasing the heating capacity of the magnetic heat pump and improving the COP .

Embodiment 3

[0050] An air conditioner, including a refrigeration system, the refrigeration system is the above-mentioned combined refrigeration system of magnetic refrigeration and semiconductor refrigeration.

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Abstract

The invention discloses a magnetic refrigeration and semiconductor refrigeration combined refrigeration system. The magnetic refrigeration and semiconductor refrigeration combined refrigeration systemcomprises a hydraulic cylinder, hot-end heat exchangers, cold accumulators and a cold-end heat exchanger; the hot-end heat exchangers comprise the first hot-end heat exchanger and the second hot-endheat exchanger; the cold accumulators comprise the first cold accumulator and the second cold accumulator; one end of the hydraulic cylinder is connected with the first hot-end heat exchanger; the other end of the hydraulic cylinder is connected with the second hot-end heat exchanger; the first hot-end heat exchanger is connected with the first cold accumulator; the second hot-end heat exchanger is connected with the second cold accumulator; the first cold accumulator and the second cold accumulator are both connected with the cold-end heat exchanger; a first semiconductor refrigeration deviceis arranged between the first cold accumulator and the cold-end heat exchanger; a second semiconductor refrigeration device is arranged between the second cold accumulator and the cold-end heat exchanger; and heat exchange loops are arranged between the second semiconductor refrigeration device and the first hot-end heat exchanger, and between the first semiconductor refrigeration device and thesecond hot-end heat exchange.

Description

technical field [0001] The invention relates to the technical field of magnetic refrigeration, in particular to a combined refrigeration system of magnetic refrigeration and semiconductor refrigeration and an air conditioner. Background technique [0002] Magnetic refrigeration technology is a solid-state refrigeration method based on the magnetocaloric effect. It uses water and other environmentally friendly media as the heat transfer fluid. It has the characteristics of zero GWP, zero ODP, intrinsic high efficiency, low noise and low vibration. In the range of room temperature, magnetic refrigeration has a broader application prospect, such as applications in household refrigerators, air conditioners, and medical and health services. Therefore, in the past ten years, the research and development of room temperature magnetic refrigeration technology has been widely valued by countries all over the world, and some achievements have been made worldwide. [0003] The existing...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): F25B21/00F25B21/02F25B25/00
CPCF25B21/00F25B21/02F25B25/00Y02B30/00
Inventor 王振雨罗胜杨蓉路文博
Owner GREE ELECTRIC APPLIANCES INC
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