Sorption Reactor Pressure Equalization for Variable Recuperation Time
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Solution Overview
Problem
Existing solid-vapor sorption reaction systems face inefficiencies in energy recovery and refrigeration capacity due to suboptimal recuperation times between reactors, leading to increased energy demand and reduced cycle performance.
Innovation Solution
A cooling system with electronically controlled valves connecting reactors to manage recuperation time, utilizing a controllable valve to equalize pressure and optimize energy transfer between reactors, allowing for customizable recuperation periods based on efficiency needs through predefined equations or lookup tables.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of energy
If fixed recuperation time is used between reactors, then system operation is simple, but energy efficiency is suboptimal and energy demand increases
Solution Approach 1:
The patent applies dynamics by transitioning from fixed recuperation time to variable recuperation time that adapts to changing system conditions. The electronic controller dynamically adjusts the valve operation based on temperature differentials and load requirements, allowing the system to optimize energy transfer efficiency under varying operating conditions rather than using a static time parameter.
Solution Approach 2:
The patent implements parameter changes by modifying the recuperation time parameter based on temperature differentials between reactors and system load requirements. The electronic controller calculates optimal recuperation times by adjusting this key parameter in response to changing thermal conditions, thereby optimizing energy recovery without requiring complete system redesign.
2Loss of energy
If longer recuperation time is used, then energy transfer efficiency improves, but refrigeration capacity and cycle performance decrease
Solution Approach 1:
The patent uses dynamics to balance energy transfer efficiency and refrigeration capacity by making recuperation time variable rather than fixed. The electronic controller continuously adjusts the valve operation duration based on real-time temperature differentials and system demand, allowing the system to extend recuperation time when energy transfer is prioritized and reduce it when refrigeration capacity is needed.
Solution Approach 2:
The patent applies parameter changes by adjusting the recuperation time parameter according to temperature differentials between reactors and system load conditions. This dynamic parameter adjustment enables the system to optimize the trade-off between energy recovery efficiency and refrigeration output, preventing the fixed time limitation that causes the contradiction.
3Loss of time
If pressure equalization is accelerated, then recuperation time is reduced, but energy transfer completeness may be compromised
Solution Approach 1:
The patent implements dynamics by using electronic control to adjust valve operation timing and duration based on real-time pressure and temperature measurements. The controller dynamically balances the need for rapid pressure equalization with the requirement for complete energy transfer by monitoring system conditions and adjusting the valve timing accordingly, rather than using a fixed aggressive equalization rate.
Solution Approach 2:
The patent applies feedback by using sensors to monitor pressure differentials and temperature conditions between reactors during the valve operation. The electronic controller receives this feedback and adjusts the valve timing and duration to achieve optimal balance between speed and completeness of energy transfer, ensuring that pressure equalization does not compromise energy recovery efficiency.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
This approach enhances overall system efficiency by optimizing energy transfer and refrigeration capacity, balancing energy demand and system performance by adjusting recuperation times according to load requirements and temperature differentials.
Implementation Method 1
operating the controllable valve to equalize the pressure of the reactant gas between the first reactor system and the second reactor system
Implementation Method 2
a gaseous reactant is alternately absorbed and desorbed on a solid sorbent in one or more reaction chambers
Implementation Method 3
Desorption is carried out by heating the solid sorbent on which the gaseous reactant has been absorbed
Implementation Method 4
A heat transfer fluid can then be directed through a reactor heat exchanger to which the sorbent is thermally exposed
Implementation Method 5
Desorption is carried out by heating the solid sorbent on which the gaseous reactant has been absorbed
Data Source
AI summary
A control system is used for controlling the equalization of pressure between absorbing and desorbing reactors. In a first reaction cycle in a desorbing reactor a gaseous reactant is desorbed from a solid sorbent and concurrently in an absorbing reactor the gaseous reactant is absorbed on a solid sorbent. In a second reaction cycle, absorption and desorption are reversed in the reactors and at least a portion of the gaseous reactant desorbed from in the desorbing reactor is transferred to the absorbing reactor in an equalization process under computer control. The computer control may detect the demand on the system and adjust the amount of time for the equalization process to increase the efficiency of the system.