Modular Radiator Assembly With Oblique Heat Exchanger Layout

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Solution Overview

Problem

Current air-to-liquid cooling solutions require different heat sink fins for varying wattage needs, leading to poor part commonality, high R&D costs, complex design, and difficulties in transportation and assembly, with increased size and volume.

Innovation Solution

A modular radiator assembly with a heat exchanger module obliquely arranged in a housing, combined with upper and lower fan sets forming a closed flow channel, allowing adjustable installation based on heat dissipation requirements, and connected to a coolant distribution unit for flexible use.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Power

If different heat sink fins are designed for different wattage heat dissipation requirements, then the heat dissipation capacity is satisfied, but the part commonality is poor and R&D manpower is consumed

Engineering Contradiction:
Improveheat dissipation capacityVSAvoiddesign complexity
Core Design Contradiction:
PowerVSDevice complexity

Solution Approach 1:

The radiator is divided into multiple modular assemblies, each capable of providing a standard heat dissipation capacity (e.g., 20-40 kW). Different total heat dissipation requirements are achieved by combining different numbers of identical modular units, eliminating the need to redesign fins for each wattage requirement.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A single universal modular radiator assembly design serves multiple heat dissipation requirements through configurable combinations. The same basic module can be used across different applications by varying the quantity installed, making the design adaptable to various power needs without requiring custom designs for each.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Power

If the heat dissipation wattage increases, then the heat dissipation capacity is improved, but the size and volume of the fins need to be enlarged

Engineering Contradiction:
Improveheat dissipation wattageVSAvoidradiator volume
Core Design Contradiction:
PowerVSVolume of stationary object

Solution Approach 1:

Instead of creating a single large radiator for high wattage requirements, the system uses multiple identical modular assemblies. Each module maintains a compact, standardized size, and the total heat dissipation capacity is achieved by parallel arrangement of multiple modules rather than scaling up individual component dimensions.

Inventive Principle:
Principle #1Segmentation

3Power

If the size and volume of the fins are enlarged for higher wattage, then the heat dissipation capacity is improved, but transportation and assembly become more difficult

Engineering Contradiction:
Improveheat dissipation capacityVSAvoidassembly ease
Core Design Contradiction:
PowerVSEase of operation

Solution Approach 1:

The radiator system is segmented into standardized modular assemblies that can be independently manufactured, packaged, and transported. These modules are designed with standardized interfaces and mounting mechanisms, enabling straightforward assembly by simply connecting the modular units rather than assembling a custom large-scale structure.

Inventive Principle:
Principle #1Segmentation

4Power

If the heat dissipation capacity is increased, then the required heat dissipation wattage is satisfied, but the design of the flow channel seal becomes more complicated

Engineering Contradiction:
Improveheat dissipation capacityVSAvoidflow channel seal design
Core Design Contradiction:
PowerVSDevice complexity

Solution Approach 1:

Each modular radiator assembly includes its own self-contained flow channels and sealing mechanisms designed as standardized units. The sealing design is simplified because each module uses identical sealing components and patterns, eliminating the need to design complex custom sealing solutions for high-wattage applications.

Inventive Principle:
Principle #1Segmentation

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

Reduces development time and cost by enabling customizable radiator assembly installation, enhances heat dissipation efficiency, and simplifies product lines while maintaining high airflow rates and flexibility.

Implementation Method 1

heat exchanger module arranged obliquely in the housing and cooperated with the upper fan set and the lower fan set to form a closed flow channel

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Implementation Method 2

airflow flows through the large bottom and top surfaces of the heat exchanger module

Methodology Applied
Scientific EffectConvection: Convection

Implementation Method 3

upper fan set and the lower fan set... the upper fan set is inclined at a first angle relative to the lower fan set

Methodology Applied
Scientific EffectMechanical force: Mechanical Force

Data Source

PatentUS20260075757A1Modular radiator assembly and air-to-liquid cooling cabinet using same
Publication Date: 2026.03.12 DELTA ELECTRONICS INC(CN)
  • US20260075757A1 patent drawing
  • US20260075757A1 patent drawing
  • US20260075757A1 patent drawing

AI summary

A modular radiator assembly and an air-to-liquid cooling cabinet using the same are disclosed. The radiator assembly includes a housing, a heat exchanger module, two fan sets. The housing includes an air inlet, an air outlet, an upper wall, a lower wall and two lateral walls, and an accommodation space is in communication between the air inlet and the air outlet. The heat exchanger module is connected to the upper wall, the lower wall and the two lateral walls. The heat exchanger module is accommodated in the accommodation space obliquely relative to the lower wall. The two fan sets are connected between the two lateral walls, and disposed adjacent to the air inlet or the air outlet. An airflow generated by the two fan sets is inhaled through the air inlet, flows through the heat exchanger module, and is discharged from the air outlet.