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- In this paper, the residual contact pressure of hydraulically expanded joints of tube to single tube model of heat exchangers is investigated. 采用液压胀接技术,对换热器液压胀接后管子与单管模型的残余接触压力进行了研究。
- It can be concluded that the diameter of the tubesheet has little influence on the contact pressure and the residual contact pressure. 得出液压胀接时管板外径对胀管的接触压力和残余接触压力影响不大等结论。
- The calculating formulas related the residual contact pressures to hydroform... 结果表明该装置结构及其计算方法适于工程应用。
- Changes of Residual Contact Pressure During Welding after Expanding 先胀后焊过程中接头残余接触压力的变化
- The residue contact pressure will be decreased after temperature cycle, the higher the working temperature, the lower the residue contact pressure, which has been proved by experiment. 研究表明,当复合管处于热加载状态时,复合管存在着极限工作温度;经过极限温度循环后,残余接触压力将减小,且极限温度越高,残余接触压力值越小;通过实验得到了验证。
- A New Method for Measuring the Residual Contact Pressure of Hydraulic Expansion 一种新的液压胀接残余接触压力的测定方法
- Influences of the Tube Wall Thickness Reduction After Hydraulic Expanded Joint on the Residual Contact Pressure 液压胀接后管壁的减薄对残余接触压力的影响
- Residual contact pressure in hydraulically expanded tube-tubesheet joints of heat exchangers 换热器液压胀接接头残余接触压力
- Keywords bimetal-lined pipe;hydroforming;self-energizing seal;residual contact pressure; 双金属复合管;液压成形;自紧式密封;残余接触压力;
- Keywords clad pipe;bimetal;plastic forming;residual contact pressure;heat loading; 复合管;双金属;塑性成型;残余接触压力;热载荷;
- residual contact pressure 残余接触压力
- Estimation of Residual Contact Pressures in CRA-lined Pipe Manufactured by Hydroforming Process 复合管液压成形装置及残余接触压力预测
- Contact pressure increase by 1.5 - 5 with same stems and yokes. 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。
- Influence of heat load to the residue contact pressure of bimetal composite pipe 热载荷对双金属复合管残余接触压力的影响
- residue contact pressure 热载荷
- The perfect camber design can be obtained by introducing the center/side ratio concept of contact pressure and choosing proper ratio. 同时引入辊间接触压力的中、边部比值概念并作合理选择,使设计出的辊型更加完善。
- Application of residual contact insecticides early in peek of flies breeding could drop flies population density more than later, and could be cost saving and laboursaving comparing with space spray. 在苍蝇繁殖高峰前施用滞留性喷洒,可以取得更佳的灭蝇效果;在获得相同灭蝇效果的情况下滞留性喷洒可以比空间喷洒节省人力和药费。结论:滞留性喷洒是蝇类防制中值得推荐的灭蝇方法。
- The high contact pressure and the choice of different electrical contact materials enable high currents to be switched reliably. 高接点压力和选择不同的电接点材料能可靠地控制大电流。
- The difference between the PFL and FFL is not obvious for large tensile stresses and so does the effect of the contact pressure on the FFL. 当拉应力较大时,微动疲劳寿命(FFL)与普通疲劳寿命(PFL)相差不大,法向压力的影响不明显;
- Sufficient contact pressure generated by the torque is essential. A small increase in contact pressure produces a rapid decrease in leakage. 通过扭矩产生充足的接触压力是重要的。接触压力的稍微增加,可以迅速减少泄漏。