| 1. | The thermal behaviors were studied using dta 用差热分析研究了粉末的热特性。 |
| 2. | Study on the thermal behavior of the modified wool 纤维及其与羊毛混纺物的水溶解性能研究 |
| 3. | In chapter 3 , empirical model of the thermal boundary conditions is analyzed on the cnc milling machine . process and method of thermal behaviors is discussed on xk717 cnc milling machine and its spindle system 第三章着重分析了数控铣床热边界条件的模型,以及讨论了数控铣床整机热特性和主轴系统热特性分析的过程与方法。 |
| 4. | Alavizadeh , a . r . , zargari , a . , grise , w . r , ” the application of ansys software in analyzing and predicting thermal behavior ” electrical insulation conference and electrical manufacturing & coil winding conference , 1999 . proceedings 26 - 28 oct . 1999 卓玉娟, "有限元素法在汽车碟式刹车制动器之分析与应用”国立中兴大学,土木工程学系, 2003年。 |
| 5. | In chapter 4 , thermal characteristics of xk717 cnc milling machine are simulated and the result provides the basis to improve thermal behaviors for design of cnc milling machines compared with xk510 cnc milling machine 第四章对xk717数控铣床进行整机热特性分析,并与现有xks10数控铣床的分析结果进行比较,从而为进一步采取措施,改善机床热特性提供了依据。 |
| 6. | Development of an analysis approach and modelling procedure to evaluate thermal behavior and tooth temperature under high - speed operation conditions would provide a useful tool to improve gear design and lubrication with high efficiency and low cost 发展高速运转齿轮轮齿的温度分析方法并应用于工程实际将有助于指导高速重载齿轮传动装置及润滑冷却系统的设计并降低设计所需的周期和费用。 |
| 7. | In chapter 1 , heat sources in machining system , countermeasure of improving thermal deformation and the study of thermal behavior on the spindle system have been summarized . the background of the project and main contents of this paper have been introduced 内容如下:第一章,论述了工艺系统的热源、改善机床热变形的对策以及主轴系统热特性的研究,并介绍了本文的课题背景,概述了本文的主要工作。 |
| 8. | Then after analyzing the heat conduction in laser diode array , we simply simulate the transient thermal behavior of high power laser diode array and build a two dimensional static model of temperature distribution of it by fem ( finite element method ) 接着分析激光器阵列中热的传导,简单的模拟工作工程中瞬态温度的变化。然后通过有限元分析法,建立二维温态分布,得到稳态工作时,大功率激光器阵列中芯片和载体的温度的空间分布。 |
| 9. | In chapter 5 , thermal characteristics of spindle system with cooling jacket are analyzed on xk717 cnc milling machine by combining 3d finite element model with the temperature model of cooling water between spindle system and water tank . the effect factors to thermal behavior of the main spindle system are studied by analyzing both cooling parameters and structure . finally , the main conclusions and prospects for the future research are presented 第五章建立了xk717数控铣床主轴及主轴箱的三维有限元模型,结合普通水箱进行冷却时冷却水温升的数学模型,对带有冷却套冷却的铣床主轴系统进行热特性分析,得出了各种参数(如冷却泵的流量、水箱的大小、散热状况及冷却水的温度)对主轴热特性的影响规律;并提出了对主轴冷却套的布局进行改进的想法,从而为数控铣床的设计提供了理论依据。 |