| 1. | The experimentation and research on thermal contact resistance of lsi
大规模集成电路界面热阻试验研究 |
| 2. | Thermal contact resistance
接触热阻 |
| 3. | Fast attack speed , short period of thermal contact of matrix , long service life
2 .打击速度快，模具热接触时间短，模具使用寿命长。 |
| 4. | Each plate is in thermal contact with an independently controlled pure silver heater utilising platinum resistors sensitive to 0 . 1 c
每一块片都与独立控温地纯银加热块接触，使用精度达0 . 1 c地铂电阻传感器。 |
| 5. | Signals from pumps ' built in thermal contacts and moisture sensors are also connected to the plc . if problem of overheating or leakage is found , the pump will be stopped automatically
剩余污泥泵内置的温度及渗漏保护讯号将接至plc ,如水泵发生超温及渗水,水泵自动停止。 |
| 6. | The relationship between thermal contact resistance and surface roughness is discussed . the influence of outer space heat flow on spacecraft on the orbit is analyzed , and a balance temperature of spacecraft on the orbit is calculated
通过计算空间外热流对航天器在轨温度的影响，得到航天器在轨平衡温度。最后完成瞬态温度场的模拟计算，对推力室在轨温度进行数值仿真。 |
| 7. | Thermal contact resistance is calculated by fem . the triangular model is considered more precise when its control angle equals 30 and an approximate formula is provided for calculation of the thermal contact resistance by comparing computation models
本文采用有限单元法数值计算接触热阻，提出控制角为30的三角形模型具有较高的精度，给出接触热阻的近似计算公式，并分析了表面粗糙度对接触热阻的影响。 |
| 8. | Abstract : the concept of equivalent heat channel is adopted to simplify the prdiction of thermal contact resistance . after establishing the model of contact surface , the definitive parameters in equivalent heat channel of the thermal contact resistance are gained . and the whole thermal contact resistance is composed of the parallel connected equivalent heat channels
文摘:采用当量热流通道的概念对接触热阻的预测进行简化分析，即对表面情况建立相应的表面模型后，确定出当量热流通道上的各个参数，整个接触面上的接触热阻即可视为有多个当量热流通道形成的接触热阻并联而成，从而可以预测出两个物体间的接触热阻。 |
| 9. | The result of the calculation for tip clearance is reasonable when it is compared with theory . two ways are put forward for convention of dimension of the turbine components from high temperature to low one , which is related with tip clearance , a simple example is used to illuminate that the two ways are useful , using the method of design optimization , axiisk and a blade of a certain turhine is analysed , it showes that the method of design optimization is feasible to be used for convertion of dimension of the turbine components . finally , ansys software is used to analyzed the variation of tip clearance with the method of cyclic symmetry analysis when engine works under the conditions of temperature and rotational speed , am using a new method to deal with thermal contact resistance in the calculation
本文完善了计算涡轮叶尖间隙的简化算法程序，增加了程序的计算功能，并将其应用于某高压涡轮进行叶尖间隙分析，所得结果与理论结果进行了对比，得出修改后的程序用于叶尖间隙计算是合理的；同时提出了与叶尖间隙相关的涡轮典型部件的冷、热态的尺寸两种换算方法，使用优化设计的方法进行了实例分析，说明了所提出的计算方法是可行的；最后应用ansys有限元软件利用循环对称的方法分析了某型发动机高压涡轮在温度场及离心力作用下的叶尖间隙在发动机工作过程中变化情况，并分析了计算中的接触热阻的处理问题。 |
| 10. | Based on the analysis of thermal contact metamorphic aureoles , granitoid interior structure , quartz axis fabric and strain characters in the different rock unites of yuanshishan granitoid and its wall rocks , the emplacement mechanism of yanshishan granitoid was studied . the magmatic explictite dynamic was advanced in light of regional stress and magma dynamic research . those conclusion was synthesized to ascertain the emplacement mechanism - granitic magma ascended in dikes with the minimum critical width of the magma ascending channels about 2 . 213 . 88m and located in the core of yindianshan dome with the passive style of dyke explictite ; the later unite is a kind of multiple emplacement mechanism with the character of active emplacement of ballooning
同时运用岩浆动力学原理从另一个角度探讨其侵位驱动力。综上指出：经分凝后的活动性岩浆在深部侧向挤压和浮力的联合驱动下，沿深大断裂以最小临界宽度为2 . 213 . 88m的裂隙脉动上侵，整体以岩墙扩展的方式被动定位于银殿山穹窿的核部，但后期屋面前单元具有主动侵位的特点应为一种复合定位机制。 |
