Multi-Zone Heat Exchanger Cooling With Independent Fan Control
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Solution Overview
Problem
Existing cooling systems for heat-producing systems, such as vehicle engines, lack the ability to independently control each heat exchanger zone, leading to overcooling or undercooling of different subsystems, which increases size, complexity, and energy consumption while failing to optimize thermal management.
Innovation Solution
A cooling system with multiple independent cooling zones and fan assemblies, where each zone has its own inlet and outlet for temperature control fluid and is cooled by a dedicated fan, allowing for independent air flow and temperature control across each zone.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If a single fan cools multiple heat exchanger zones, then device complexity is reduced, but temperature control precision deteriorates leading to overcooling or undercooling
Solution Approach 1:
The cooling system is segmented into multiple independent cooling zones, each with its own fan assembly. This allows each zone to be controlled independently, preventing overcooling or undercooling of specific heat producing systems while maintaining manageable system complexity through modular design.
Solution Approach 2:
Each cooling zone is equipped with local control capabilities through dedicated fan assemblies, allowing temperature control to be optimized for each specific zone's requirements. This local quality approach ensures that each heat producing system receives appropriate cooling independent of other zones.
2Measurement precision
If multiple independent fan assemblies are used for each cooling zone, then temperature control precision is improved, but device complexity increases
Solution Approach 1:
The system is divided into independent modular zones, each with its own fan assembly. This segmentation allows for precise temperature control in each zone while managing overall complexity through standardized modular components that can be independently installed and maintained.
Solution Approach 2:
Each fan assembly is designed to serve its specific cooling zone with universal mounting and control characteristics. This multi-functionality approach allows the same basic fan assembly design to be used across different zones, reducing complexity through standardization while maintaining independent control capability.
3Device complexity
If a single heat exchanger cools multiple systems, then device complexity is reduced, but adaptability deteriorates when different cooling needs arise
Solution Approach 1:
The heat exchanger is segmented into multiple independent cooling zones that can be individually activated or deactivated. This segmentation provides adaptability to meet different cooling requirements for various heat producing systems while maintaining a unified heat exchanger structure that manages overall complexity.
Solution Approach 2:
The cooling system incorporates dynamic control capabilities where each zone's fan assembly can be independently adjusted based on real-time cooling requirements. This dynamic adaptability allows the system to respond to varying thermal demands of different heat producing systems while maintaining a cohesive overall structure.
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 solution enables precise temperature control for each heat-producing system, reducing energy consumption, optimizing thermal management, and minimizing system size and complexity by allowing independent operation of each cooling zone.
Implementation Method 1
A first fan assembly is disposed proximate the first zone, and includes a first fan that is operable to move air across the first zone
Implementation Method 2
a heat exchanger including first and second cooling zones. The first cooling zone includes a first inlet for receiving a first temperature control fluid
Data Source
AI summary
A cooling system for cooling a plurality of heat producing systems includes a heat exchanger having a plurality of cooling zones, each of which has a respective inlet and outlet for facilitating flow of a respective temperature control fluid therethrough. Each of the respective temperature control fluids facilitates temperature control of a respective heat producing system. A plurality of fans cool the temperature control fluids flowing through the heat exchanger, and a fan or fans are disposed proximate each zone of the heat exchanger to provide air flow substantially independently from the air flow over the other cooling zones.