System for regulating and controlling refrigerant in evaporator and adsorption refrigeration device

By introducing a liquid receiver, control valve, and pump into the evaporator, combined with a controller and level gauge, precise control of the liquid level in the evaporation chamber is achieved, solving the problem of uncontrollable evaporation effect and improving the efficiency and stability of the evaporator.

WO2026144777A1PCT designated stage Publication Date: 2026-07-09SHENZHEN ENVICOOL TECH

Patent Information

Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
SHENZHEN ENVICOOL TECH
Filing Date
2025-12-03
Publication Date
2026-07-09

AI Technical Summary

Technical Problem

The evaporation effect of existing evaporators is uncontrollable, resulting in unstable evaporation efficiency.

Method used

By installing a liquid receiver, control valve, and pump in the evaporator, combined with a controller and level gauge, precise control of the liquid refrigerant level in the evaporation chamber can be achieved, ensuring that the evaporator always maintains the optimal evaporation state.

Benefits of technology

It effectively solves the problem of uncontrollable evaporation effect, improves evaporation efficiency and stability, and can maintain better evaporation effect, especially when the gaseous adsorbent discharge efficiency is not high.

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Abstract

A system for regulating and controlling a refrigerant in an evaporator. Said system comprises: an evaporator, having an evaporation cavity and a freezing fluid channel capable of exchanging heat with a liquid refrigerant in the evaporation cavity; a liquid reservoir, used for storing the liquid refrigerant; and a delivery pump and control valves, one of which can introduce the liquid refrigerant in the liquid reservoir into the evaporation cavity, and the other of which can introduce the liquid refrigerant in the evaporation cavity into the liquid reservoir. By means of the configuration of the liquid reservoir, the control valves and the delivery pump, the liquid level of the liquid refrigerant in the evaporation cavity can be better controlled, such that the evaporation cavity is always in a good evaporation state, allowing the evaporator to have better evaporation effects, especially when the discharge efficiency of a gaseous adsorbent in the evaporation cavity is not high. In summary, said system can effectively solve the problem of uncontrollable evaporation effects of existing evaporators. Also disclosed in the present invention is an adsorption refrigeration device.
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