1) triboelectrical voltage
摩擦电压
2) Friction Electrostatic Voltage
摩擦静电压
3) Surface Friction Static Voltage
表面摩擦静电压
4) piezoelectric friction damper
压电摩擦阻尼器
1.
Property analysis of a piezoelectric friction damper;
新型压电摩擦阻尼器本构模型的分析
2.
Theoretical and Experimental Investigations of Structure Control Based on Piezoelectric Friction Damper;
基于压电摩擦阻尼器的结构振动控制理论与试验研究
3.
Based on the quick response feature of piezoelectric friction damper,a new control algorithm,i.
根据压电摩擦阻尼器反应迅速的特点设计局部速度反馈控制,作为局部控制策略。
5) frictional pressure drop
摩擦压降
1.
Influence of frictional pressure drop along horizontal wellbore on well productivity;
水平井筒摩擦压降对井产能的影响
2.
An experimental investigation on frictional pressure drop characteristics of oil-water two- phase flow through a straight horizontal steel and plexiglass pipe within 40 mm inner diameter was conducted.
本文对水平放置的内径为40 mm的钢管和有机玻璃管内的油水两相流动摩擦压降特性进行了比较实验研究。
3.
The characteristics of the time-averaged frictional pressure drop in single-phase flow, which was determined by the air purge method, for the HNO_3 solution and 30% TRPO-Kerosene solution through a 50mm-diameter discs and doughnuts pulsed extraction column were studied firstly.
在柱径为50mm的折流板脉冲萃取柱中,首先利用吹气法研究了硝酸水溶液和30%TRPO煤油水溶液体系的单相流时均摩擦压降Δpf特性。
6) pressure drop
摩擦压降
1.
To investigate the pressure drop due to the friction between gas-solid suspension and CFB riser wall and its effect on the measurement of average solids holdups by pressure transducers,models for predicting the pressure drop and the solids holdup were developed.
为确定气固提升管充分发展段的摩擦压降及其对颗粒浓度测试的影响,提出了充分发展段内气固两相流与管壁间摩擦压力降的计算模型,由此获得充分发展段内真实颗粒浓度的计算公式;同时在两套提升管实验装置上对压力梯度分布和局部颗粒浓度进行了系统测试和对比分析。
2.
The frictional pressure drop of oil-water two-phase flow in a horizontal steel pipe and in a Plexiglas pipe is compared and investigated.
对水平钢管和有机玻璃管内油水两相流动摩擦压降的变化进行了研究 ,当含水率为18%～ 10 0 %、折算液速为 0 。
补充资料：摩擦学:滚动摩擦
滚动摩擦
两相互接触的物体有相对滚动或有相对滚动趋势时的摩擦。滚动摩擦的机理不同於滑动摩擦﹐它主要来源於滚动体在接触区域產生弹-塑性变形﹐在以接触点(或线)为中心的接触区内接触压力分布不对称﹐致使支承面的反力N 发生偏心﹐并產生摩擦力F (见图 滚动摩擦示意图
)。用表示法向反力N 到接触点的距离﹐根据力的平衡条件可得
式中为滚动体半径﹔为滚动摩擦係数﹐它的量纲为长度﹐其值与接触面的材料﹑粗糙度﹑温度和湿度等因素有关。
两相互接触的物体有相对滚动或有相对滚动趋势时的摩擦。滚动摩擦的机理不同於滑动摩擦﹐它主要来源於滚动体在接触区域產生弹-塑性变形﹐在以接触点(或线)为中心的接触区内接触压力分布不对称﹐致使支承面的反力N 发生偏心﹐并產生摩擦力F (见图 滚动摩擦示意图
)。用表示法向反力N 到接触点的距离﹐根据力的平衡条件可得 式中为滚动体半径﹔为滚动摩擦係数﹐它的量纲为长度﹐其值与接触面的材料﹑粗糙度﹑温度和湿度等因素有关。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条