Temperature control system
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Solution Overview
Problem
Conventional air-conditioning systems rely solely on mechanical compression to heat refrigerant, which is inefficient and lacks integration with external heat sources for enhanced temperature control.
Innovation Solution
A temperature control system incorporating a closed refrigerant circuit with a mechanical compressor and a thermal collector, such as a solar collector, to increase refrigerant temperature, along with a controller to optimize compressor operation based on solar radiation and temperature sensors, allowing for variable-frequency drive and bypass mechanisms to enhance efficiency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of energy
If mechanical compression alone is used to heat refrigerant, then the system structure is simple, but energy efficiency is low
Solution Approach 1:
The patent combines the mechanical compressor with a thermal collector (solar collector) to form an integrated compressor unit. The solar collector captures external heat energy and transfers it to the refrigerant, merging mechanical compression with thermal energy utilization to improve overall energy efficiency.
Solution Approach 2:
The compressor unit is designed to perform multiple functions: mechanical compression of refrigerant and simultaneous heating via the thermal collector. This multi-functional design allows the system to utilize both mechanical work and external heat sources, reducing total energy consumption while maintaining structural integration.
2Temperature
If solar collector is added to increase refrigerant temperature, then energy efficiency improves, but device complexity increases
Solution Approach 1:
The thermal collector is integrated directly with the compressor unit, forming a combined structure where the collector and compressor share common components and housing. This merging approach increases refrigerant temperature using solar energy while minimizing the increase in overall device complexity through shared structural elements.
3Use of energy by moving object
If controller optimizes compressor operation based on solar radiation, then energy consumption is reduced, but device complexity increases
Solution Approach 1:
The controller receives feedback from solar radiation sensors and temperature sensors to dynamically adjust compressor operation. This feedback mechanism enables the system to optimize energy consumption by modulating compressor activity based on real-time solar availability and thermal conditions, achieving energy reduction through intelligent control.
Solution Approach 2:
The control system automatically adjusts compressor operation based on sensor inputs without requiring manual intervention. The system self-regulates by comparing solar radiation levels and temperature readings against operational parameters, enabling autonomous energy optimization while maintaining relatively simple control logic.
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 system improves cooling and heating efficiency by leveraging external heat sources, reducing energy consumption, and enabling adaptive operation based on solar radiation and temperature conditions.
Implementation Method 1
The thermal collector may comprise a solar collector configured for capturing heat from incident solar radiation
Implementation Method 2
a thermal collector configured for utilizing an external heat source to increase the temperature of the refrigerant
Implementation Method 3
The solar-sensitive modules may comprise a photovoltaic cell
Implementation Method 4
a mechanical compressor configured for increasing the pressure of the refrigerant
Implementation Method 5
an evaporator unit configured for absorbing heat via the refrigerant, thereby evaporating it
Implementation Method 6
The compressed a heated refrigerant is passed through condenser coils, where air is forced over them to release heat into the atmosphere, thereby condensing the refrigerant to liquid form
Data Source
AI summary
A temperature control system, including a closed refrigerant circuit having an evaporator unit for absorbing heat via the refrigerant, thereby evaporating it, a compressor unit with a mechanical compressor for increasing the pressure of the refrigerant and a thermal collector for using an external heat source to increase the temperature of refrigerant within the circuit, and a condenser unit for rejecting heat from the refrigerant, liquefying it.