Water recovery system including integrated contactor with heat enhanced recovery function

By using a contactor design incorporating adsorbents and heat-enhanced recovery technology, the problem of high energy consumption under low air humidity was solved, resulting in a low-energy water recovery system suitable for arid environments.

CN116710188BActive Publication Date: 2026-06-12GENERAL ELECTRIC TECH GMBH

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
GENERAL ELECTRIC TECH GMBH
Filing Date
2022-02-04
Publication Date
2026-06-12

AI Technical Summary

Technical Problem

Existing methods for extracting water from the air are energy-intensive and uneconomical at low humidity levels, and cannot effectively solve the problem of water scarcity.

Method used

By employing adsorbent and heat-enhanced recovery technology, and through the three-pronged design of the contactor, water is absorbed by the adsorbent and desorbed through heat transfer. Combined with the latent heat of condensation for recirculation, continuous water recovery is achieved.

🎯Benefits of technology

This system enables efficient water extraction with low energy consumption under low air humidity conditions, providing a commercially viable water recycling system suitable for arid environments.

✦ Generated by Eureka AI based on patent content.

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Abstract

A water recovery system includes a first fluid stream inlet for flowing a first fluid stream (e.g., a humidified inlet gas) into the system and a second fluid stream inlet for flowing a second fluid stream (e.g., a gas having a higher temperature than the humidified inlet gas) into the system. At least one contactor is in fluid communication with the first fluid stream inlet and the second fluid stream inlet. In the at least one contactor are defined: a first fluidically isolated sorbent-integrated fluid domain for the first fluid stream to flow and absorb water; a second fluidically isolated fluid domain for the second fluid stream to flow, wherein the second fluidically isolated fluid domain is in thermal communication with the first fluidically isolated sorbent-integrated fluid domain; and a third fluidically isolated fluid domain for capturing condensate and recycling condensation latent heat back to the first fluidically isolated sorbent-integrated fluid domain.
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