Looking for breakthrough ideas for innovation challenges? Try Patsnap Eureka!

Fuel cell engine three-dimensional thermal management simulation method

A technology of fuel cell and simulation method, applied in the direction of design optimization/simulation, computer-aided design, special data processing applications, etc., can solve the problem of long calculation cycle, inability to effectively evaluate the change of flow resistance temperature, flow distribution, and insufficient analysis results Intuitive, convenient and other issues

Active Publication Date: 2021-04-27
CHINA FIRST AUTOMOBILE
View PDF5 Cites 2 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

One-dimensional integrated thermal management simulation methods are often used in the prior art, but the analysis results are not intuitive and convenient; in addition, some thermal management simulation methods use complex models of key components such as water pumps, thermostats, and radiators to study pressure and flow rates. The dynamic change of temperature and the dynamic change of temperature over time, the calculation period is long, the simulation accuracy is low, and it is impossible to effectively evaluate the flow resistance, temperature change and flow distribution

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Image

Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
  • Fuel cell engine three-dimensional thermal management simulation method
  • Fuel cell engine three-dimensional thermal management simulation method
  • Fuel cell engine three-dimensional thermal management simulation method

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0041] In order to make the technical problems solved by the present invention, the technical solutions adopted and the technical effects achieved clearer, the technical solutions of the present invention will be further described below in conjunction with the accompanying drawings and through specific implementation methods.

[0042] Refer below Figure 1-Figure 13 A three-dimensional thermal management simulation method for a fuel cell engine according to an embodiment of the present invention is described.

[0043] Such as figure 1 As shown, this embodiment provides a three-dimensional thermal management simulation method for a fuel cell engine, including the following steps:

[0044] S1, such as figure 2 As shown, the fuel cell engine thermal management system is established, and the fuel cell engine thermal management system includes a large circulation system and a small circulation system;

[0045] S2, such as image 3 with Figure 4 As shown, the three-dimensiona...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

PUM

No PUM Login to View More

Abstract

The invention discloses a fuel cell engine three-dimensional thermal management simulation method, and belongs to the technical field of fuel cell thermal management. The method comprises the following steps: establishing a fuel cell engine thermal management system, and respectively establishing three-dimensional fluid domain models of a large circulation system and a small circulation system; respectively establishing a plurality of common planes of the large circulation system and the small circulation system to obtain respective common node grids; discretizing the three-dimensional fluid domain models of the large circulation system and the small circulation system respectively; establishing a material layer thermal attribute model after discretization of the large circulation system and the small circulation system through Ansys Fluent software; establishing mathematical models of parts of the large circulation system and the small circulation system; and inputting boundary conditions of the parts so as to carry out simulation solution calculation. According to the simulation method, the analysis result is more intuitive and convenient, the thermal management system model is simplified, the calculation period is short, the simulation precision is high, and the flow resistance, the temperature change and the flow distribution can be effectively evaluated.

Description

technical field [0001] The invention relates to the technical field of fuel cell thermal management, in particular to a three-dimensional thermal management simulation method for a fuel cell engine. Background technique [0002] A well-designed thermal management system is crucial to the design of a fuel cell engine, and the temperature distribution and flow resistance characteristics of the thermal management system can be mastered and optimized in advance during the early development process. One-dimensional integrated thermal management simulation methods are often used in the prior art, but the analysis results are not intuitive and convenient; in addition, some thermal management simulation methods use complex models of key components such as water pumps, thermostats, and radiators to study pressure and flow rates. The dynamic change of temperature and the dynamic change of temperature over time, the calculation cycle is long, the simulation accuracy is low, and it is i...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

Application Information

Patent Timeline
no application Login to View More
Patent Type & Authority Applications(China)
IPC IPC(8): G06F30/23G06F119/08
CPCG06F30/23G06F2119/08Y02E60/50
Inventor 李鑫宇赵洪辉秦晓津浦及芦岩赵子亮
Owner CHINA FIRST AUTOMOBILE
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Patsnap Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More
PatSnap group products

Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.

© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com