Energy-saving system for heat pump rectification of hydrated cyclohexanol
CN224686306UActive Publication Date: 2026-08-28XUYANG ENG CO LTD
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Patent Information
- Application Number
- CN202522112198.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-09-30
- Publication Date
- 2026-08-28
- Estimated Expiration
- 2035-09-30
AI Technical Summary
Technical Problem
在该工艺中，醇一塔需要持续消耗大量蒸气来提供精馏所需的热量，同时，醇二塔顶的气相需要通过循环水进行冷凝，消耗了大量的能源
Benefits of technology
[0012]1、本实用新型利用醇一塔与醇二塔顶温度相近的特性，通过热泵压缩机对醇二塔顶输出的气相进行压缩，提升其压力和温度后送入第一再沸器壳程；同时将醇一塔的液相输出引入第一再沸器管程，使壳程中被压缩后的高温气相与管程中的醇一塔液相进行换热，作为热源给醇一塔塔釜加热，实现能量回收利用。
✦ Generated by Eureka AI based on patent content.
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Figure CN224686306U_ABST
Abstract
The utility model belongs to cyclohexanol rectification technical field, concretely relates to a kind of heat pump rectification energy-saving system for hydrated cyclohexanol, including alcohol one tower and alcohol two towers, raw material tank is connected with the liquid phase input end of alcohol one tower, the liquid phase output end of alcohol one tower is connected with the liquid phase input end of alcohol two towers, the liquid phase output end of alcohol two towers is connected with finished product tank, the system further includes first reboiler and heat pump compressor, the gas phase output end of the alcohol two towers is connected with the shell side input end of first reboiler by means of heat pump compressor, the tube side input end of first reboiler is connected with the liquid phase output end of alcohol one tower, the tube side output end of first reboiler is connected with the reflux input end of alcohol one tower.The utility model uses heat pump technology to make the gas phase of alcohol two towers as alcohol one tower heat source, realizes energy recycling.
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