| 1. | Finite element analysis for whole strength of traction machine based on assembly model 铝电解槽焙烧启动过程热应力有限元分析 |
| 2. | Characteristics of thermal power and thermal resistance during tunnel fire process 巷道火灾燃烧过程热动力与热阻力特性的研究 |
| 3. | Numerical simulation of heat field of inner combustion engine casting solidification 基于有限差分法的铸件凝固过程热应力场数值模拟的研究 |
| 4. | Algebraically explicit analytical solutions of coupled heat and mass transfer equations for rapid drying process in porous media 多孔介质快速干燥过程热质耦合方程的代数显式解析解 |
| 5. | Distribution of mixture for adding fuel separately in the micropellet sintering processing must be notice , otherwise the heat system in sinter would be destroyed 燃料分加小球团烧结时必须注意混合料布料问题,否则会破坏烧结过程热制度。 |
| 6. | A brief introduction of vmd process is presented . mass and heat transfer behavior through hot side , membrane as well as cold side during vmd process is analyzed and derived 本文在评述真空膜蒸馏技术研究现状的基础上,对膜蒸馏过程热侧、膜内及冷侧的质量传输和热量传输行为进行了深入的分析与推导。 |
| 7. | Taking 2050 mill hot strip continuous rolling process as an object , a coupling thermal , mechanical and microstructural simulation model on hot continuous rolling was built by using nonlinear rigid - plastic finite element method ( fem ) 结合某厂2050热带钢连轧工艺过程,利用非线性刚塑性有限元法,建立热连轧过程热、力、组织的多参量耦合仿真模型。 |
| 8. | In this paper , a physical model - and a mathematic model describing the simultaneous heat and mass transfer in a partial film with binary ( tfe / nmp ) vapor condensation had been set up on the basis of detailed analyses of the features of condensation process 本文在分析垂直管内tfe nmp双组分部分膜状冷凝过程特点的基础上,建立了部分膜状冷凝过程热质传递的物理模型和数学模型。 |
| 9. | As a part of the civil 863 plans , two multiple - contact models for two kinds of braking system are built in the paper , in which contact fields are described as coons surfaces , initial velocity is programmed in fortran . the thermal - mechanical coupling braking processes are simulated for the first time by msc . marc , the general - used nonlinear fem software . time distributions of the velocity , the stress and the temperature of the components under various initial velocity and brake force are obtained , which offer theoretic gist to study the life of the wheel , the disc and so on 作为国家行业863重大课题《铁路机车车辆虚拟样机系统》的一部分,本文在研究接触问题和热?机耦合问题数值方法的基础上,采用国际上通用的非线性有限元分析软件msc . marc建立了踏面制动和盘形制动主要部件的多体接触计算模型,其中用解析方法描述,即用nurb曲线、高斯曲面来描述接触区域,用fortran语言编写定义初速度的用户子程序,首次对两种制动过程热?机耦合进行了数值仿真,定量给出了主要制动部件在不同初速度、不同制动力下各个时刻的速度、应力和温度的变化规律,为研究车轮、闸瓦以及制动盘寿命提供了理论依据。 |