The concept and calculation of common work (expansion work,shaft work,flow work and technical work)were introduced in thermodynamic process,and the relationships among them were summarized.
阐述了热力学过程中常用功量 (膨胀功、轴功、流动功、技术功 )的概念和计算 ,并总结了它们之间的关
Decreasing fluctuation of shaft power,assuring polypropylene device running steady;
减少轴功率波动 确保聚丙烯装置安全平稳运行
Calculation of stirrer shaft power of a WPA reactor;
湿法磷酸萃取槽搅拌桨轴功率的计算方法
Achievement of the dynamic measurement system of marine engme s shaft power;
船舶柴油机轴功率动态测量系统的实现
Developing C axis function of spindle, programming complicated PLC software in C language especially discussed.
介绍了用网络数控改造大型进口机床的选型、方案 ,重点阐明了主轴C轴功能的开发、复杂的PLC软件的编制。
Critical suspending rotation speed for mixing is 314 r/min,and axle power is 156W with direct count method;In fact, design turn speed is 315 r/min, axle power is 2.
用直接计算法确定悬浮临界搅拌转速为 314r/min ,轴功率为 156W ;实际设计转速 315r/min ,轴功率 2 2kW。
If a pump is powered by an electric motor, the axle power cannot be determined because of having a rotary joint between pump.
电机拖动泵类负载时,由于泵与电机对轴联接,因此泵的轴功率也不能确定,电机和泵的效率也不能单独计算。
This problem can be solved easily by measuring the axle power of the main engine.
这个问题通过对主机轴功率的测试,容易得到解决。
The paper combines the principles of pinch analysis with the exergy analysis concepts using the exergy grand composite curve as the synthesis tool, considers shaftwork saving as the target of optimization and presents the shaftwork target method for the optimization and synthesis of low temperature process systems.
针对低温过程系统的优化综合,结合夹点分析方法和有效能分析原理,采用过程有效能总组合曲线为优化工具,以冷冻系统的轴功节省为目标,提出了低温过程系统优化综合的轴功目标法;以国内某厂乙烯装置低温分离过程系统的优化综合为实例进行分
The results showed that HPG axis function were fully inhibited and hormone levels decreased under the influence of long duration and heavy load.
对递增负荷运动过程中及恢复期大鼠HPG轴功能激素水平进行了连续、系统的动态观察。
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