| 1. | Standard test method for calculation of stagnation enthalpy from heat transfer theory and experimental measurements of stagnation - point heat transfer and pressure 通过临界点传热与压力的热传递理论和实验测量来计算临界热函的标准试验方法 |
| 2. | Based on coupled heat transfer theory and finite element method ( fem ) , outer boundary conditions between parts were transformed into inner boundary conditions of the component 基于耦合传热理论和有限元方法,将零件间的外边界条件转变为零件的内边界条件,直接对零件进行耦合仿真计算。 |
| 3. | A dynamic modeling is established in this paper for the temperature probes based on its heat transfer theory , and the modeling equations are solved by an numerical calculation method , moreover , the accurate result is analyzed 摘要根据滞止式温度传感器的换热原理建立了动态理论传热模型,采用数值计算方法对模型方程进行了求解,并对计算结果进行了分析。 |
| 4. | Based on the primary physics , fluid and heat transfer theory , taken trnsys as the simulation platform , this paper presents the dynamic model of centrifugal chiller , the parameters identification and the model validation 摘要从基本的物理、流动和传热理论出发,采用动态方法,以trnsys为仿真平台,建立了离心式冷水机组的数学模型,就参数辨识进行讨论,并对有关模型进行实验验证。 |
| 5. | On the basis of heat transfer theory , this paper analyzes heat transfer process in film boiling stage when axial workpiece is quenched vertically and distribution of steam film thickness as well as corresponding variation of heat - transfer coefficient 摘要以传热学理论为基础,对轴类工件竖直淬火时膜沸腾阶段的传热情况进行分析,分析了工件表面蒸汽膜厚度的分布情况和传热系数的相应变化。 |
| 6. | The experiment plans and regulations are proposed . the research on date handling method of the experiment is done . the factors causing temperature rising and the distribution of steady - state temperature field of swing movable teeth reducer are analyzed with the heat transfer theory 选用合适的仪器和实验方案,设计了摆动活齿减速器传动效率实验台,制定了摆动活齿减速器传动效率实验的实验规程,并对实验数据的处理方法做出了研究。 |
| 7. | Using stable heat transferring theory , a thermo hydraulic model has been built , which has considered the influence of the core temperature and cooling hydrogen temperature . and bring forward a modifying method , which let the model can be used in the varying winding current condition 在此基础上本文提出了温度传递延时的修正方法,使基于稳态传热的温度水力模型可以应用到定子电流发生变化的情况,解决了定子电流变化时模型精度差的问题。 |
| 8. | On the basis of the constitution and work principle of general drum brake and the heat transfer theory , the friction heat , the heat convection and the radiation recuperation of drum brake are analyzed detailed , and then the mathematics model of temperature rise calculation is built 在对目前常用的鼓式制动器结构和工作原理进行分析的基础上,结合传热学的理论知识,详细研究了鼓式制动器的摩擦生热过程、辐射换热过程和对流换热过程,建立了其温升计算的数学模型。 |
| 9. | Firstly , a finite element approach combining the temperature parametric method with real fictitious elements scheme was proposed for simulating the winding tension process ; secondly , in accordance with the cure kinetic and heat transfer theory , a corresponding finite element method was employed to calculate the distributions of temperature , cure degree and thermal stress fields during the cure process 根据固化反应动力学理论和热传导理论,对具有金属内衬的复合材料纤维缠绕压力容器在固化工艺过程中瞬态温度、固化度和热应力场分布及其变化规律进行了数值分析。 |
| 10. | The electric heat components and heated components in resistor furnace were regarded as research object , the simplified model was provided on the basis of simplification of studied objects , the thermotechnical theoretical calculation and analysis for it were done by utilizing radiation heat transfer theory , some main factors influencing the temperature of electric heat component were obtained on condition that the hot load for the heated component be constant , thermotechnical engineering scheme by which the service life for resistor component could be prolonged , was raised 摘要以电阻炉中的电热元件和被加热元件为研究对象,经过简化提出简化模型,运用辐射换热理论对其进行了热工方面的理论计算和分析,在被加热元件热负荷一定的情况下,得出了影响电热元件温度的几大要点,提出了延长电热元件使用寿命的热工技术方案。 |