接触压力

即使采用相同的阀杆和轭架，接触压力也能够增加1.5至5倍。

Contact pressure increase by 1.5 – 5 with same stems and yokes .

结果表明试样疲劳寿命随着N平均接触压力p增加而减小。

The results show that the fretting fatigue life decreases as the contact pressure increases .

HC轧机辊间接触压力分析及提高轧辊寿命的措施

Analysis of contact pressure between rolls of HC mill and measures for raising working life of rolls

文中详细分析了这4种载荷下，API偏梯形螺纹的接触压力分布大小以及其螺纹之间的间隙，为其泄漏机理研究提供了研究思路和方法。

The four loads are analyzed and touching pressure distribution and clearance between threads are found , that provide the method to research leakage mechanism .

当CE角大于30°，压力分布类型及接触压力和峰应力改变不明显。

But the changes of the pressure distribution and contact pressure were not significant when the CE angle was larger than 30 ° .

接触压力的增大导致接触电阻迅速减小，而随着PF树脂含量的增加，接触电阻有着非常快的增加趋势。

The contact resistance decreased with the increase of contacting pressure and increased with increasing PF content evidently .

随着CE角的减小，接触压力和峰应力明显增高，接触面积下降。

With the decreasing of the CE angle , contact pressure and peak stress increased remarkably , and the contact area decreased as well .

考察了接触压力、PF树脂含量及模压工艺条件对接触电阻的影响。

The influences of contacting pressure , PF content and compression molding parameters on the contact resistance were investigated .

六辊CVC宽带轧机轧辊接触压力横向分布特性的计算机仿真

Computer simulation of the roll contact pressure characteristic for 6-high CVC wide strip mill

最大接触压力随R值的增大而逐渐减小，且R值的改变对于小尺寸油封最大接触压力的影响较大；

The maximum contact pressure is decreased with the increase of the R value , and the change of R value has more remarkable influence on the maximum contact pressure of the small dimension oil seal .

采用三维有限元法（ANSYS）建立PC轧机辊系的模型，并分析了PC轧机在不同工况下辊系弹性变形与工作辊/支撑辊的接触压力。

The PC mill rolls were modeled with 3 dimensional FEM software ( ANSYS ), and rolls deflection and the contact pressure between work / backup rolls of the rolling mill under different rolling conditions were analyzed .

根据接触压力的理论计算公式，由岩石抗压的力学性能，分析PDC压入岩石的破碎条件。

According to the theory of the calculated contact pressure , the conditions of PDC pressed into the rock crushing were analyzed through the rock compressive mechanical properties .

运用Newmark方法对大型弓网耦合运动方程进行求解，得到各种运行工况下弓网系统的动力响应及接触压力的统计量等。

By using Newmark method , large-scaled dynamic equations of coupled pantograph-catenary are solved and the statistics of pantograph-catenary response and contact force are obtained .

结果表明，采用Mooney-Rivlin非线性有限元本构关系可得到接近实际工况的接触压力和摩擦力；

The results show that Mooney-Rivlin nonlinear finite element model contributes to the calculation of contact pressure and friction ;

给出了接触压力为不同数值时PTFE花岗石的动、静摩擦系数，并比较了它们在大气和真空下的fv曲线。

It , in addition , gives the kinetic and static coefficients of friction of the combination of PTFE and granite under various contact stress , and also gives a comparison of f-v curves in atmosphere with that in a vacuum .

方法建立Chiari骨盆截骨术的髋关节三维有限元模型，应用非线性接触压力分析方法，观察不同的外展肌力负荷条件下关节软骨接触压力及软骨下骨应力分布。

Methods The three-dimensional finite element hip models of Chiari pelvic osteotomy was constituted to observe the regularity of stress distribution according different abductor loads using the nonlinear contact analysis .

针对接触压力为主要影响因素的接触电阻计算公式，通过仿真与现场测试相结合的手段确定铁-碳接触的接触电阻系数Kc，从而实现铝电解槽阳极铁-碳接触电阻的计算。

Based on the contact pressure dominated formula of the contact resistance , the coefficient Kc of iron-carbon contact resistance was determined with the combination of simulating and field test .

研究了位移幅度、接触压力、温度等几个主要因素对钛合金FF行为的影响。

The main contributions are as fellows : ( 1 ) The effects of major testing factors , including slip amplitude , contact pressure and temperature , are investigated in the present study .

论文结合ANSYS有限元分析方法对培养釜的两项关键技术进行了深入研究。首先研究分析了支撑环结构的接触压力分布，得出了三角形分布更为符合实际接触应力分布的结论。

The thesis has developed two key technologies of cultivating vessel conducted in-depth study with ANSYS finite element analysis . First , the contact pressure distribution of the supporting ring structure was researched and analyzed ; triangular distribution of contact stress distribution is more realistic conclusions .

适当增加初始卷绕角，降低切换升速，定期检测调整平行度、接触压力，自检纸管质量，可以有效改善POY退绕性能。

The unwinding performance of PET POY could be improved effectively by increasing initial helix angle , decreasing speed-up rate reasonably , check and adjust parallel periodically , contact pressure , and self-check tube quality .

针对POY卷绕工艺，从接触压力、卷绕角及超喂和干扰参数的角度，讨论了如何选取适当的工艺参数，以获得最佳的POY卷绕成型。

How the winding process influence the POY take-up bobbin is discussed . And some ways to choosing suitable parameters , such as touching pressure , Winding angle and disturbing parameter to get th best POY take-up bobbin are expounded .

结果表明，由于PDC压入切削岩石破碎的形式不变，PDC与岩石之间的接触压力计算形式不变，但相关系数与PDC的几何特性有关，并对影响接触压力的PDC几何参数因素进行了分析。

These show that the calculating form of the contact pressure between the PDC and rock was unchanged , because the form of the PDC pressed into cutting rock fragmentation unchanged , but the correlation coefficient should be related to the geometric characteristics of the PDC .

指出VCR可以显著改善轧机的板形调控性能，提高带钢的板形质量和支持辊辊形的自保持性，降低辊间接触压力尖峰，消除支持辊剥落。

VCR can evidently improve the shape control performance of rolling mill and make the quality of strip shape better . ln addition , VCR has an excellent self contour holding , and can reduce the maximum of contact pressure between rolls to avoid spalling of backup roll .

转速为3000r/min时接触压力最大（700MPa），鳍状凸肩间的实际接触面积为设计接触面积的1/4左右。

At 3 000 r / min , the contact pressure reaches its maximum of 700 MPa and the contact area is about 1 / 4 of the design contact area .

在屈膝0°，关节面塌陷6mm时，外翻角度平均增加7.6°，平均接触压力和最大接触压力分别增加208%和97%；而接触面积则减少33%。

At a 6 mm step-off with 00 of flexion , the valgus angle increased an average of 7.60 , and average contact pressures and maximum contact pressures increased an average of 208 % and 97 % respectively , and contact area decreased an average 33 % .

研究目的：为了研究高速列车受电弓头动态接触压力特性和整弓气动阻力，在中国航天空气动力技术研究院FD-09低速风洞进行试验。

Research purposes : In order to study the dynamic touch pressure characteristics for the pantograph head and an aerodynamic drag measurement for the whole pantograph , the experimental research is conducted in FD-09 low speed wind tunnel of CAAA .

管柱螺旋屈曲时接触压力的研究

A study of contact forces on helical buckled tubing in wells

换热器液压胀接接头残余接触压力

Residual contact pressure in hydraulically expanded tube-tubesheet joints of heat exchangers

有限长圆柱截面梁间接触压力和变形解析

Contact Pressure and Deformation between Two Cylindrical Beams of Finite Lengths

对油封唇边的变形情况和接触压力进行了模拟分析。

Analyze the lip distortion and maximum contact pressure . 2 .