Integrated Valve Body Assembly for Low-Resistance Thermal Fluid Routing

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Solution Overview

Problem

Long pipelines in thermal management systems increase fluid flow resistance, hindering efficient fluid flow during operation.

Innovation Solution

A fluid management assembly with a valve body and a rotatable valve core, featuring multiple flow passages and chambers, reduces pipeline connections and fluid flow resistance by providing a throttle chamber for communication between chambers.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If functional components are connected by pipelines, then the thermal management system can be formed, but the fluid flow resistance increases when the pipeline length is great

Engineering Contradiction:
Improvesystem connectivityVSAvoidfluid flow resistance
Core Design Contradiction:
ReliabilityVSLoss of energy

Solution Approach 1:

The patent integrates multiple pipeline connections and flow control functions into a single fluid management assembly. The valve body combines multiple flow passages, chambers, and valve cores that can control fluid distribution to different modules (battery thermal management, motor thermal management, etc.) without requiring separate external pipelines for each connection.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The fluid management assembly serves multiple functions within a single component: it acts as a distribution hub for multiple modules, provides flow control through rotatable valve cores, enables thermal management for different components, and reduces the overall pipeline network. The assembly can direct fluid to various chambers and passages depending on the rotational position of the valve cores.

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

2Adaptability or versatility

If multiple pipelines are used to connect functional components, then each component can be independently controlled, but the device complexity increases

Engineering Contradiction:
Improvecomponent control flexibilityVSAvoidpipeline connections
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent consolidates multiple pipeline functions into a single integrated assembly. Instead of having separate pipelines connecting each functional component to the external system, all connections are made through the valve body's internal passages and chambers, reducing the number of external pipeline connections while maintaining independent control capability.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The valve body is divided into multiple independent flow passages and chambers, each capable of controlling fluid flow to different modules. The rotatable valve cores can independently control each passage, providing segmented control functionality within a unified structure that reduces overall system complexity.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS11852263B2Fluid management assembly
Publication Date: 2023.12.26 ZHEJIANG SANHUA INTELLIGENT CONTROLS CO LTD
  • US11852263B2 patent drawing
  • US11852263B2 patent drawing
  • US11852263B2 patent drawing

AI summary

A fluid management assembly. The fluid management assembly comprises a valve body, a first chamber, a second chamber, a first flow passage, a second flow passage, a third flow passage and a fourth flow passage, wherein the first flow passage, the second flow passage and the third flow passage have openings in an outer wall of the valve body; the valve body is provided with the second chamber, the second flow passage and a first passage; and the first passage can communicate the first chamber and the second chamber. The fluid management assembly is provided with a plurality of channels, the first chamber and the second chamber.