Home Bar Heat Transfer Structure for Refrigerator Dew Prevention
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Solution Overview
Problem
Conventional refrigerators with a home bar suffer from significant dew formation at the perimeter of the home bar frame, leading to increased power consumption due to the constant operation of a heater to prevent dew, which also increases overall refrigerator energy usage.
Innovation Solution
A heat transfer unit, such as a heat pipe, is installed at the perimeter of the home bar to utilize waste heat from the machine room, combined with an insulating unit and an auxiliary heater to efficiently prevent dew formation without constant power supply, reducing power consumption.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If a heater is mounted at the perimeter of the home bar frame to prevent dew formation, then dew formation is prevented, but power consumption increases due to constant operation
Solution Approach 1:
The invention utilizes waste heat generated by the refrigerating elements (compressor and condenser) in the machine room, which would otherwise be discarded, to prevent dew formation at the home bar perimeter. This converts a harmful waste product (excess heat) into a beneficial resource (dew prevention), eliminating the need for separate heating power
Solution Approach 2:
The system uses its own internally generated waste heat to solve the dew formation problem, making the system self-sufficient for this function without requiring external power input. The refrigerating elements serve dual purposes: cooling the storage space and providing heat for dew prevention
2Object-affected harmful factors
If a heater is mounted at the perimeter of the home bar frame, then dew formation is prevented, but overall refrigerator power consumption increases due to heat transfer into the refrigerator
Solution Approach 1:
The waste heat from the refrigerating elements, which would otherwise be lost to the environment, is redirected to the home bar perimeter to prevent dew. This eliminates the energy loss associated with separate heating while removing waste heat that would otherwise need to be managed
Solution Approach 2:
The invention merges the dew prevention function with the existing refrigerating elements by utilizing their waste heat. Instead of having separate heating and cooling systems, the system combines them into one integrated thermal management solution
3Device complexity
If a single gasket is interposed between the home bar door and home bar frame, then the structure is simple, but a large quantity of dewdrops are formed at the perimeter of the home bar frame
Solution Approach 1:
The heat transfer unit acts as an intermediary element between the waste heat source and the home bar frame perimeter. It transfers thermal energy to the critical area where dew forms, providing thermal protection without requiring structural changes to the gasket or frame
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 solution effectively prevents dew formation at the home bar perimeter using waste heat, reducing power consumption and enhancing heat transfer efficiency while minimizing heat loss, thus lowering the overall energy usage of the refrigerator.
Implementation Method 1
A heat transfer unit, such as a heat pipe, is installed at the perimeter of the home bar to utilize waste heat from the machine room
Implementation Method 2
an insulating unit and an auxiliary heater to efficiently prevent dew formation without constant power supply, reducing power consumption
Data Source
Figure 1
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Figure 4
AI summary
A refrigerator includes a heat transfer unit (300), which transfers heat generated from a machine room within a refrigerator main body (110) to a periphery of a home bar (200) so as to remove dew formed at the periphery of the home bar, and an insulating unit (600) for surrounding an outer circumference of the heat transfer unit. The refrigerator further includes a heating unit (700) installed to be thermally conductive with the heat transfer unit, and a non-conductive cover (800) for covering the heat transfer unit and the heating unit. Consequently, waste heat generated from the machine room, other than a separate power supply unit, can be used to prevent dew formation at the periphery of the home bar, so as to remarkably reduce power consumption.