WO2010020173A1 - 织物湿热传递的仿真系统 - Google Patents

织物湿热传递的仿真系统 Download PDF

Info

Publication number
WO2010020173A1
WO2010020173A1 PCT/CN2009/073321 CN2009073321W WO2010020173A1 WO 2010020173 A1 WO2010020173 A1 WO 2010020173A1 CN 2009073321 W CN2009073321 W CN 2009073321W WO 2010020173 A1 WO2010020173 A1 WO 2010020173A1
Authority
WO
WIPO (PCT)
Prior art keywords
fabric
module
heat transfer
simulation
sub
Prior art date
Application number
PCT/CN2009/073321
Other languages
English (en)
French (fr)
Inventor
李毅
毛爱华
王若梅
罗笑南
王众
Original Assignee
香港纺织及成衣研发中心
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 香港纺织及成衣研发中心 filed Critical 香港纺织及成衣研发中心
Publication of WO2010020173A1 publication Critical patent/WO2010020173A1/zh

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F30/00Computer-aided design [CAD]
    • G06F30/20Design optimisation, verification or simulation
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F2113/00Details relating to the application field
    • G06F2113/12Cloth
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F2119/00Details relating to the type or aim of the analysis or the optimisation
    • G06F2119/08Thermal analysis or thermal optimisation

Definitions

  • the present invention relates to a simulation system, and more particularly to a simulation system for fabric moisture heat transfer.
  • the technical problem to be solved by the present invention is directed to the defect in the prior art that the heat and moisture transfer process of the fabric material of the garment is lacking, and a simulation system for the wet heat transfer of the fabric is provided.
  • a simulation system for fabric wet heat transfer is provided, which collects information on material properties, environmental conditions, etc. of the fabric, and then performs simulation calculation according to the established mathematical model, and finally The simulation results of the fabric were visually simulated using image processing techniques and numerical analysis methods.
  • the simulation system for the wet heat transfer of the fabric of the present invention comprises a pre-processing module and a post-processing module.
  • the pre-processing includes an information collection sub-module And simulation calculation submodules.
  • the information collection sub-module includes textile material property definition, boundary environmental condition setting, initial environmental condition setting, and simulation control condition setting.
  • the definition of the textile material property is mainly to define the properties of the textile material, including the fabric type, the fabric density, the fabric radius and the diffusion rate of water vapor in the fabric; the boundary environmental condition setting and the initial environmental condition setting, Mainly the boundary between the fabric and the temperature and relative humidity of the surrounding environment. These factors can greatly affect the simulation results of the fabric.
  • the simulation control conditions are set, mainly for the control of the simulation data. Frequency and simulation control between turns.
  • the simulation calculation sub-module includes simulation of the moisture absorption or desorption process of the fabric and simulation of the convection process of the fabric and the external environment.
  • the simulation of the moisture absorption or dehumidification process of the fabric is mainly caused by the establishment of a corresponding mathematical model, by means of the corresponding control equation, the moisture absorption or dehumidification of the fabric under certain environmental conditions causes the temperature of the fabric itself, water vapor
  • the process of simulating calculations such as changes in content.
  • the simulation of the convection process between the fabric and the external environment is mainly carried out by establishing a corresponding mathematical model, and by means of the boundary condition control equation, the convection of the fabric and the external environment causes a change in the temperature of the fabric itself and so on.
  • the post-processing module includes a visual processing sub-module and a numerical analysis sub-module, wherein the visual processing sub-module will simulate the water on each layer of the fabric in the result
  • the vapor concentration is shown as an image with the change of the daytime.
  • the numerical analysis sub-module is the change of the temperature of the fabric with the daytime, the average water vapor concentration of the fabric changes with the daytime, and the average dilution rate of the fabric follows the daytime.
  • the change situation and the like are described by a two-dimensional coordinate system.
  • the simulation system for implementing the moist heat transfer of the present invention has the following beneficial effects: 1) The equation for controlling the moisture absorption/desorption process of the fabric and the system for controlling the boundary equation of the fabric and the external convection are used to make the simulation result accurate. 2) Using the optimized discretization system to solve the governing equations (partial differential equations), greatly improving the simulation speed; 3) Using a combination of visual processing and numerical analysis to make the simulation results intuitive; 4) The simulation system of the fabric material of the present invention can be integrated into other more sophisticated other systems, making the invention highly reusable.
  • the user first inputs the information into the simulation system, and after the system collects the information, the information is simulated and analyzed, and the calculation simulation is analyzed. The result is finally output in the form of an image or a two-dimensional coordinate map, and is fed back to the user.

Description

说明书 织物湿热传递的仿真系统
#細或
[1] 本发明涉及一种仿真系统, 尤其涉及一种织物湿热传递的仿真系统。
[2] 服装舒适性在很大程度上取决于服装材料是否具有在短吋间内将人体皮肤表面 汗液吸入织物中, 并使汗液通过织物很快转移, 在服装表面快速蒸发, 以保持 人体皮肤表面和服装内侧环境的干爽。 也就是说, 人们在着装状态下, 身体与 环境之间处于不断的热量交换中, 人体本身产生的水分与周围环境中的水分之 间能量交换的平衡决定了人体的舒适感觉, 而服装起着调节这种热量和水分的 传递, 即热湿传递的作用, 这就要求织物材料必须具有良好的吸湿、 传湿和放 湿性能。
[3] 研究人员一直在尝试研究各种新型织物材料, 提高服装的热湿舒适性, 以满足 消费者对服装的更高要求; 另一方面, 消费者也希望对所购买的服装的热湿舒 适程度有直观而科学的了解和认识。 在这种背景下, 需要有一种计算机模拟系 统, 能对织物的热湿传递进行直观地模拟, 从而辅助研究人员和消费者快速直 观的了解服装的热湿舒适性。 但在目前, 单独对织物进行仿真的计算机产品还 属于空缺。
[4] 本发明要解决的技术问题针对现有技术中缺少对服装的织物材料的热湿传递过 程进行仿真的缺陷, 提供一种织物湿热传递的仿真系统。
[5] 本发明通过以下技术方案来解决上述技术问题: 提供一种织物湿热传递的仿真 系统, 通过收集织物的材料属性, 环境条件等信息, 然后根据已经建立的数学 模型进行仿真计算, 最后将对该织物的仿真结果用图像处理技术和数值分析手 段形象地模拟出来。
[6] 本发明所述的织物湿热传递的仿真系统, 包括前处理模块和后处理模块。
[7] 在本发明所述的织物湿热传递的仿真系统中, 所述前处理包括信息釆集子模块 和仿真计算子模块。
[8] 所述信息釆集子模块包括纺织材料属性定义, 边界环境条件设定, 初始环境条 件设定, 以及仿真控制条件设置。 其中, 所述纺织材料属性定义主要是对织物 材料的属性进行定义, 包括织物类型, 织物密度, 织物半径和织物中水蒸气的 扩散率; 所述边界环境条件设定和初始环境条件设定, 主要是织物所处的边界 与周围环境的温度和相对湿度的设定, 这些因素能很大程度地影响织物的仿真 结果; 所述仿真控制条件设定, 则主要是对仿真数据控制釆集的频率和仿真吋 间的控制。
[9] 所述仿真计算子模块包括对织物的吸湿或放湿过程的仿真和对织物与外界环境 对流过程的仿真。 其中, 对织物的吸湿或放湿过程的仿真, 主要是通过建立相 应的数学模型, 借助于相应的控制方程, 对织物在某一环境条件下的吸湿或放 湿而引起织物自身温度, 水蒸气含量等变化进行仿真计算的过程。 所述的对织 物与外界环境对流过程的仿真, 主要是通过建立相应的数学模型, 借助于边界 条件控制方程对织物与外界环境的对流而引起织物自身温度等条件的变化进行 仿真计算的过程。
[10] 在本发明所述的织物湿热传递的仿真系统中, 所述后处理模块包括可视化处理 子模块和数值分析子模块, 其中, 可视化处理子模块将仿真结果中的织物各层 上的水蒸气浓度随吋间的变化情况用图像表示出来, 数值分析子模块是将织物 的温度随吋间的变化情况, 织物的平均水蒸气浓度随吋间的变化趋势, 织物的 平均稀释率随吋间的变化情况等用二维坐标系描述出来。
[11] 实施本发明的湿热传递的仿真系统, 具有以下有益效果: 1) 釆用控制织物吸 湿 /放湿过程的方程和控制织物与外界对流的边界方程相结合的系统, 使仿真结 果精确度高; 2) 釆用优化的离散化系统对控制方程 (偏微分方程) 进行求解, 大大提高了仿真速度; 3) 釆用可视化处理和数值分析相结合的系统, 使得仿真 结果直观形象; 4) 本发明织物材料的仿真系统可以集成到更复杂的其他织其它 真系统中, 使得本发明具有很高的可重用度。
[12] 下面将结合附图对本发明作进一步说明。 [13] 在图 1示出的本发明织物热湿传递的仿真系统的结构示意图中, 在前处理模块 的信息釆集子模块中, 设定相应内容, 包括织物属性定义, 边界条件设定, 初 始环境设定和控制条件设定; 数据进入到仿真计算子模块后, 对所模拟对象进 行计算仿真, 包括热湿传递过程和边界条件的仿真; 最后, 计算仿真的结果被 输入到后处理模块, 并通过可视化图像和动画显示出来。
[14] 在图 2示出的本发明织物热湿传递的仿真系统的实施流程图中, 用户先将信息 输入到仿真系统中, 系统釆集信息后, 对信息进行计算仿真, 并分析计算仿真 的结果, 最终以图像或二维坐标图等可视化形式输出, 反馈给用户。

Claims

权利要求书
[1] 1、 一种织物湿热传递的仿真系统, 其特征在于,包括前处理模块和后处理 模块。
[2] 2、 根据权利要求 1所述的织物湿热传递的仿真系统, 其特征在于, 所述前 处理模块包括信息釆集子模块和计算仿真子模块。
[3] 3、 根据权利要求 1所述的织物湿热传递的仿真系统, 其特征在于, 所述后 处理模块包括可视化处理子模块和数值分析子模块。
[4] 4、 根据权利要求 2所述的织物湿热传递的仿真系统, 其特征在于, 所述信 息釆集子模块包括织物材料属性定义、 边界条件设定、 初始环境条件设置 , 以及仿真控制信息设定。
[5] 5、 根据权利要求 2所述的织物湿热传递的仿真系统, 其特征在于, 所述计 算仿真子模块是对用户设置的织物材料进行热湿过程的计算, 并得出计算 结果, 包括织物的温度随吋间的变化值、 织物的平均吸湿率的变化范围以 及植物各层的水蒸气浓度的变化情况。
[6] 6、 根据权利要求 3所述的织物湿热传递的仿真系统, 其特征在于, 所述可 视化处子模块理是将仿真结果中的织物各层的水蒸气浓度的变化趋势用动 态图像技术表示出来。
[7] 7、 根据权利要求 3所述的织物湿热传递的仿真系统, 其特征在于, 所述数 值分析子模块是将仿真结果如织物温度、 植物各层的水蒸气浓度和织物的 平均吸湿率等随吋间的变化情况用数值分析的手段表示出来。
PCT/CN2009/073321 2008-08-18 2009-08-18 织物湿热传递的仿真系统 WO2010020173A1 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13618808P 2008-08-18 2008-08-18
US61/136,188 2008-08-18

Publications (1)

Publication Number Publication Date
WO2010020173A1 true WO2010020173A1 (zh) 2010-02-25

Family

ID=41706868

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2009/073321 WO2010020173A1 (zh) 2008-08-18 2009-08-18 织物湿热传递的仿真系统

Country Status (2)

Country Link
CN (1) CN101661526B (zh)
WO (1) WO2010020173A1 (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110110366A (zh) * 2019-04-02 2019-08-09 阜阳师范学院 基于非线性规划模型的高温作业专用服装设计研究方法
CN116148311A (zh) * 2023-04-24 2023-05-23 苏州太湖雪丝绸股份有限公司 一种纺织品接触凉感性能检测装置及其检测方法

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102864566B (zh) * 2012-09-29 2014-02-12 加宝利服装有限公司 织物制备方法、制备控制方法、制备控制装置和制备系统
CN104504212B (zh) * 2015-01-04 2016-05-18 天津工业大学 一种预测织物热防护性能的方法
CN104915494A (zh) * 2015-06-05 2015-09-16 南通赛晖科技发展有限公司 一种儿童服装热湿舒适性的仿真方法
CN108647400A (zh) * 2018-04-18 2018-10-12 华南理工大学 一种多尺度框架下的热物理传输数值仿真方法
CN112924430A (zh) * 2021-02-23 2021-06-08 莱州市电子仪器有限公司 贴身织物材料单向导汗性能的测定装置
CN117131651B (zh) * 2023-05-08 2024-04-26 广东职业技术学院 一种生成用于确定温度触感的温度触感模型的方法及系统

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101158986A (zh) * 2007-11-08 2008-04-09 江南大学 一种竹节纱织物布面竹节分布均匀性的快速评价方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101169401B (zh) * 2006-10-27 2012-01-04 香港理工大学 织物动态热湿传递特性的测量设备
CN100568246C (zh) * 2008-01-17 2009-12-09 中山大学 一种面向教学的服装热舒适度展示系统

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101158986A (zh) * 2007-11-08 2008-04-09 江南大学 一种竹节纱织物布面竹节分布均匀性的快速评价方法

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
LI HONGXIA ET AL.: "Research of computer emulation for heat and wet comfort nature of textiles", BEIJING TEXTILE JOURNAL, vol. 21, no. 3, June 2000 (2000-06-01), pages 55 - 57, 59 *
LIU YINGCHAO ET AL.: "Analysis of heat transfer through textiles by Marc/Metat", JOURNAL OFHEBEI UNIVERSITY OF SCIENCE AND TECHNOLOGY, vol. 26, no. 4, December 2005 (2005-12-01), pages 286 - 288,302 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110110366A (zh) * 2019-04-02 2019-08-09 阜阳师范学院 基于非线性规划模型的高温作业专用服装设计研究方法
CN110110366B (zh) * 2019-04-02 2022-09-20 阜阳师范学院 基于非线性规划模型的高温作业专用服装设计研究方法
CN116148311A (zh) * 2023-04-24 2023-05-23 苏州太湖雪丝绸股份有限公司 一种纺织品接触凉感性能检测装置及其检测方法

Also Published As

Publication number Publication date
CN101661526B (zh) 2012-10-17
CN101661526A (zh) 2010-03-03

Similar Documents

Publication Publication Date Title
WO2010020173A1 (zh) 织物湿热传递的仿真系统
CN105006014B (zh) 虚拟衣物快速模拟试穿的实现方法及系统
Chen et al. Modelling drying processes: A reaction engineering approach
CN102722312B (zh) 一种基于压力传感器的动作趋势预测交互体验方法及系统
Aktaş et al. Experimental analysis and CFD simulation of infrared apricot dryer with heat recovery
Mohammad et al. Artificial neural network analysis of liquid desiccant dehumidifier performance in a solar hybrid air-conditioning system
CN103258343A (zh) 一种基于图像编辑的眼部图像处理方法
CN101226565A (zh) 一种面向教学的服装热舒适度展示系统
Jiang et al. Cloth simulation for Chinese traditional costumes
CN114491930A (zh) 一种运动着装人体热生理仿真方法
Silva et al. Thermodynamic characterization of single-stage spray dryers: Mass and energy balances for milk drying
Liron et al. Kinetics of water vapor sorption in stratum corneum
CN108647400A (zh) 一种多尺度框架下的热物理传输数值仿真方法
CN107916577A (zh) 一种防水透湿涂层面料的制备方法
Martinello et al. Mathematical modelling of low temperature drying of maize: Comparison of numerical methods for solving the differential equations
CN105605746A (zh) 一种基于拟人情感的在线决策控制温湿度方法
Kumahata et al. Nasal flow simulation using heat and humidity models
CN107599532B (zh) 一种用于过滤的黏胶活性炭非织造布及其制备方法
CN107644686A (zh) 基于虚拟现实的医学数据采集系统及方法
CN108922627A (zh) 基于数据驱动的血流仿真方法
CN101359346A (zh) 一种纤维热湿传输仿真的系统
CN110399656B (zh) 基于模糊逻辑与神经网络的下装腰省参数设计方法
CN103198233B (zh) 一种交互式玩具陀螺模拟方法及系统
Li Computer-aided clothing ergonomic design for thermal comfort
Cui et al. Numerical simulation and optimization of Lonicerae Japonicae Flos extract spray drying process based on temperature field verification and deep reinforcement learning

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 09807872

Country of ref document: EP

Kind code of ref document: A1

DPE1 Request for preliminary examination filed after expiration of 19th month from priority date (pct application filed from 20040101)
NENP Non-entry into the national phase

Ref country code: DE

32PN Ep: public notification in the ep bulletin as address of the adressee cannot be established

Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC (EPO FORM 1205A DATED 26/04/2011)

122 Ep: pct application non-entry in european phase

Ref document number: 09807872

Country of ref document: EP

Kind code of ref document: A1