1) turbine hydraulic efficiency
水轮机的水力效率
3) turbine mechanical efficiency
水轮机的机械效率
4) turbine volumetric efficiency
水轮机的容积效率
5) hydraulic efficiency
水力效率
1.
Computational fluid dynamics (CFD) technique was used to simulate the hydraulic efficiency of the ozone contactor in a water treatment plant, Shenzhen and to optimize the ozonation system by calculating retention time distribution of fluid.
利用计算流体力学(CFD)技术,通过计算流体的停留时间分布,模拟了深圳某水厂臭氧接触池的水力效率,对臭氧接触系统进行了优化。
2.
Pilot-scale modeling computational fluid dynamics (CFD) was conducted to determine the feasibility in the use of CFD for calculating hydraulic efficiency of clearwell, and both the retention time distribution function and accumulated distribution function were obtained in mathematic model of the clearwell.
为确定计算流体力学(CFD)用于清水池水力效率计算的可行性而建立了CFD中试模型,得到了清水池数学模型的液龄分布函数和累计液龄分布函数。
3.
Taking bedload sampler MB-II as an example,applying boundary layer theory to calculate the comparative area loss caused by boundary layer in field and in model,it is clarified that the hydraulic efficiency measured in scaled model test is less than that in field.
以MB-II型推移质采样器为例,应用边界层理论,通过计算天然状态及模型率定时采样器出口断面处由边界层引起的相对面积损失,阐明模型试验测得的水力效率较原型偏小的原因。
6) turbine efficiency
水涡轮效率
补充资料：水轮发电机效率试验
水轮发电机效率试验
efficiency test of hydro-turbo-generators
发电机效率用下式表示 尸，尸，+艺△P式中p:为发电机母线输出功率;艺△尸为发电机各项损耗。 损耗的测定方法有两种:量热法、直接测员法。 量热法发电机的各种损耗最终都变成热并传给冷却介质(风、水、油)，测量冷却介质的流量和温升，可按下式算出各项损耗 △尸一〔。·尸·Q·山式中Cl、p、Q、山分别为冷却介质的比热、密度、流量和温升。 发电机的总损耗用下式表示 乏△P一P.+P。 P，~几+PZ 尸1一P，、+PF。+尸K+尸、 PZ一(0.01~0.02)P- 尸。
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