Industrial heat transfer unit
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Solution Overview
Problem
Existing heat transfer systems in industrial settings require independent heat sources and significant physical space for energy storage, reducing efficiency and increasing costs, and existing modules do not efficiently manage simultaneous heating and cooling without centralized energy storage.
Innovation Solution
An industrial heat transfer unit comprising a compressor, condenser heat exchanger, expansion valve, and evaporator heat exchanger, with a circulating refrigerant flow path and high-pressure stainless steel tubes, arranged to enhance operational efficiency and accommodate industrial demands for simultaneous heating and cooling, using a scroll compressor with a variable frequency drive and stainless steel heat exchangers for compatibility with aggressive chemicals.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a centralized energy storage mechanism (energy field) is used for heat transfer, then heat energy can be stored and transferred between process fluids, but the construction cost exceeds 50% of the total project cost and significant physical space is required
Solution Approach 1:
The patent extracts the heat transfer function from the centralized energy field and implements it directly at the process fluid locations using heat transfer units with evaporators and condensers. This eliminates the need for a separate centralized storage mechanism and its associated space requirements while maintaining the heat transfer capability between different process fluids.
Solution Approach 2:
The patent uses a refrigerant cycle as an intermediary mechanism between process fluids. The refrigerant absorbs heat from one process fluid in an evaporator and releases it to another process fluid in a condenser, enabling heat transfer without requiring a centralized energy field or significant physical space for storage.
2Reliability
If a centralized energy storage mechanism is used, then heat energy transfer is enabled, but transferring energy into and out of the storage system requires additional energy reducing overall system efficiency
Solution Approach 1:
The patent eliminates the centralized energy field and its associated energy losses by implementing distributed heat transfer units directly at the process fluid locations. This direct heat transfer approach removes the intermediate energy storage and transfer steps that cause efficiency losses in centralized systems.
Solution Approach 2:
The refrigerant cycle operates continuously to transfer heat directly between process fluids without interruption for charging or discharging a centralized storage system. This continuous operation maintains system efficiency by eliminating the energy losses associated with intermittent energy transfer to and from a centralized storage mechanism.
3Productivity
If conventional heat transfer module designs are used, then heat transfer between process fluids is achieved, but operational efficiency can be enhanced by specific spatial arrangements
Solution Approach 1:
The patent utilizes vertical spatial arrangement within the housing, positioning the condenser above the evaporator. This vertical configuration optimizes heat transfer efficiency by utilizing gravity-assisted refrigerant flow and maximizing the temperature differential between heat exchangers, thereby enhancing operational efficiency through three-dimensional spatial optimization.
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
The industrial heat transfer unit achieves enhanced operational efficiency and compatibility with industrial demands by eliminating the need for centralized energy storage and energy fields, allowing for efficient simultaneous heating and cooling across a wide range of industrial applications.
Implementation Method 1
a compressor (30) defining a refrigerant inlet (50) and a refrigerant outlet (52)
Implementation Method 2
a condenser heat exchanger (32) defining a refrigerant inlet (60) and a refrigerant outlet (62)
Implementation Method 3
an expansion valve structure (36) defining a refrigerant inlet (70) and a refrigerant outlet (72)
Implementation Method 4
an evaporator heat exchanger (34) defining a refrigerant inlet (80) and a refrigerant outlet (82)
Data Source
AI summary
An industrial heat transfer unit including a compressor, a condenser heat exchanger, an expansion valve structure, and an evaporator heat exchanger. The compressor outlet is fluidly connected to the condenser heat exchanger inlet; the condenser heat exchanger outlet is fluidly connected to the expansion valve inlet; the expansion valve outlet is fluidly connected to the evaporator heat exchanger inlet; and the evaporator heat exchanger outlet is fluidly connected to the compressor inlet. The condenser heat exchanger is retained vertically above the compressor to provide enhanced operational efficiency. In some embodiments, service regions of the compressor and heat exchangers face a housing window. Process lines of the heat exchanger(s) can be high pressure stainless steel tubes. The compressor can be a scroll compressor and can include a variable frequency drive controlling delivery of power to a motor.