損失系數 的英文怎麼說
中文拼音 [sǔnshīxìshǔ]
損失系數
英文
lo coefficient-
2. based on the results of experimental data of the tailrace surge tank of yi xing pumped - storage station in jiangsu province, this research investigates the methods for the head loss coefficients of throttled surge tank with linking pipe by means of the method which incorporates experimental results with theoretical analysis
結合江蘇宜興抽水蓄能電站尾水調壓室水力模型試驗成果,採用理論計算與模型試驗結果相結合的方法,對有連接管的阻抗式調壓室局部水頭損失系數的計算方法進行了討論。The value of correction coefficient of kinetic energy increases as a result. the water surface profiles of flume experiments are computed by three different methods : adjusting the local head loss coefficient, deduction of backwater area, and application of backwater expression
隨后結合實測水位資料,通過採用調整局部水頭損失系數、扣除回水面積以及壅水公式等不同的水面曲線計算方法對實驗水槽一維水面曲線進行計算。A new method for studying friction factor of head loss
沿程水頭損失系數研究的一種新方法Light loss factor llf maintenance factor
光損失系數Universal head loss coefficient
通用壓頭損失系數Pressure loss coefficient
壓力損失系數Coefficient of hysteresis
磁滯損失系數Thermal performance of buildings - transmission heat loss coefficient - calculation method
建築物熱性能.傳熱損失系數.計算方法Light loss factor, llf
光損失系數Thermal performance of building - transmission heat loss coefficient - calculation method
建築物熱性能.傳輸熱力損失系數.計算方法Generalized pareto distribution ; returns ; tail index ; value at risk ; capital - loss coefficient
Gp分佈收益率尾指數風險值資本損失系數How to give out the friction factor and the regula r pattern is the importance of researching the prestressed loss in the long steel rope
如何合理地給出摩阻損失系數或找出其變化規律,成為長索預應力損失估計的研究重點。The results indicated that the generation of trailing - vortex of downstream adjacent vanes could be restrained effectively by upstream wake when the passing frequency and the amplitude of wake defect satisfy some conditions, associated with a significant enhancement of time - averaged aerodynamic performances : loss coefficient reducing 40. 2 % and the ratio of loading coefficient and loss coefficient increasing 93 %
研究表明:滿足一定通過頻率和虧損幅值條件的尾跡能夠有效抑制下游相鄰葉排尾緣渦的生成,達到控制或是推遲附面層非定常分離的目的,從而使得流場時均性能大幅度的提高,損失系數降低了40 . 2 % ,功損比增加93 % 。In order to improve the prediction accuracy, the sensitivities of pipe friction coefficients, pressure loss coefficients in bents, wall temperatures and heat transfer coefficients in pipes and cylinders on the volume efficiency are investigated
為提高充氣效率的計算精度,由模擬計算和相關試驗,分析了管道的摩擦系數、彎管的壓力損失系數、進氣管壁和氣缸壁溫度及其傳熱系數對充氣效率的影響程度。The study result also shows that there is significant energy exchange between all the pipe sections connected to the same junction, therefore, those flow phenomenon can not be accurately reflected if neglecting or adopting the constant energy loss coefficients
研究結果還表明,與同一結點相接的各管段間存在顯著的能量交換,因此,忽略或採用恆定不變的能量損失系數均不能正確地反映這些水流現象。Comparison of water level between measured and computation shows that the local head loss coefficient cannot give head loss by spur dike completely, and the effective area of passage is difficult to be ascertain. for this reason the two methods for water surface profile computation cannot predict the raise of water level upstream the spur dike accurately
計算結果表明,局部水頭損失系數並不能完全反映出由於丁壩阻擋所帶來的水頭損失,而丁壩附近的有效過水面積難以準確地確定,這些導致前兩種方法均不能很好地計算出丁壩上游水位的壅高值。The results show that the heat transfer in intake manifold and cylinder has obvious effects on the volume efficiency, while the pipe friction coefficients and bent pressure loss coefficients have less effect
結果表明,進氣管和氣缸的傳熱對充氣效率的影響較顯著,而管道摩擦系數和彎管壓力損失系數對充氣效率的影響較小。The quantitative relational expression is obtained about the coefficient of additional pressure loss and the froude number by experiment, and the relation is made clear between the average speed of waste plastics particles and the pressure loss of per unit length
由實驗得出廢塑料輸送管內氣力輸送附加壓力損失系數與弗勞德準數的定量關系式,廢塑料顆粒平均速度與單位管長壓力損失的關系。From this point of view, a general analytic expression for the coefficient of local energy loss was presented based on the principle of hydrodynamics, together with experiments on particular flow characteristics and energy dissipation mechanism at right - angle junctions, and the expression was validated with the experimental data
為此,根據水動力學基本原理,在分析90匯流口獨特水流特性及能量耗散機理的基礎上,提出了局部能量損失系數的綜合表達式,並應用試驗資料對該綜合表達式進行了驗證。During the hydraulic calculation on pipeline network, it is unacceptable to neglect local energy loss or to adopt constant local energy loss coefficients
進行管網水力計算時,忽略結點處的局部能量損失或採用不變的局部能量損失系數均是不合適的。分享友人