Magnetic refrigeration and semiconductor refrigeration combined refrigeration system and air conditioner

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...

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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

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