1) coefficients of head loss of throttled surge tanks
阻抗式调压室阻抗损失系数
2) coefficients of head loss
阻抗损失系数
1.
The coefficients of head loss of throttled surge tanks with long linking pipe have been given.
对有长连接管的阻抗式调压室进行了详细的水力试验 ,研究了连接管尺寸、水流流态和流量比对调压室阻抗系数的影响 ,给出了调压室阻抗损失系数关于流量比的拟合公式和关系曲线 。
3) throttled surge chamber
阻抗式调压室
1.
The bottom plate pressure difference is an important parameter in design of a throttled surge chamber structure.
底板压差是阻抗式调压室结构设计中一项重要参数。
4) throttled surge tank
阻抗式调压室
1.
Four different methods of determining the head loss coefficients of throttled surge tankhave been employed toinvestigate the effect of methods on the accuracy of calculating surge and pressure head of throttled surge tank.
采用四种不同的方法确定阻抗式调压室局部水头损失系数,利用水锤—调压室联合计算分析了阻抗式调压室局部水头损失特性的表达方式对调压室涌浪以及调压室底部节点压力计算精度的影响。
5) impedance surge chamber
阻抗式调压室
1.
The function of the impedance factor to the amplitude value of the impedance surge chamber;
阻抗系数对阻抗式调压室波动幅值的影响
6) throttled upper chamber surge tank
阻抗上室式调压室
1.
The researches on surge in the throttled upper chamber surge tank following load rejection almost in most cases use numerical method and graphic method,and analytical solution had not been used.
针对目前对阻抗上室式调压室突弃全负荷时涌浪的研究主要为数值解法和图解法而无解析解法,从调压室基本微分方程和调压室水位波动的规律出发,并结合断面不变的阻抗式调压室的涌浪计算的显式公式,分别推导了阻抗上室式调压室最高涌浪和水位波动的第二振幅的精确隐式公式和显式公式。
补充资料:阻抗磁体
阻抗磁体
物理学术语。又称常导磁体。通过流经线圈的电流产生磁场的磁体。常导磁体可用作为MR成像设备的主磁场,其优点是工艺成熟、无需冷却剂、重量轻、磁场可关闭。缺点是耗电量大、产热高、场强较低、受温度影响大,尤易受电源质量的影响。
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