specific fuel consumptions造句
例句與造句
- brake specific fuel consumption
制動器馬力小時比油耗 - isfc indicated specific fuel consumption
指示比油耗 - bsfc brake specific fuel consumption
制動油耗率 - specific fuel consumption
比燃料消耗率 - thisformula can be used to evaluate the relative changes of engine specific fuel consumption caused by the relative changes of engine moving parts mass during engine design and practical operation
在發(fā)動機設計階段和發(fā)動機實際使用中，可以應用這個公式，估計運動件質(zhì)量變化所引起的比油耗的相對變化。 - It's difficult to find specific fuel consumptions in a sentence. 用specific fuel consumptions造句挺難的
- tip clearance has much effect on the properties of aero-engine . as the reference of the project design, the numerical computation of tip clearance can improve the aero-engine performance, reliability and to reduce the specific fuel consumption ( sfc )
葉尖間隙對航空發(fā)動機性能有較大的影響,研究葉尖間隙的數(shù)值分析技術(shù)可以為工程設計提供參考,從而提高航空發(fā)動機的工作性能、可靠性和耐久性。 - improvements in performance include reductions in specific fuel consumption ( 4 % ), take-off distance ( 10-20 % ), minimum speed ( 100 kias ), time to climb and increase in specific excess power, sustained load factor and sustained turn rate ( 15 % )
性能改進方面包括減少4%的耗油率，縮短10到20%的起飛距離，減少最低速度大約一百指示空速節(jié)，縮短爬升時間和增加單位剩余功率，提升15%的持續(xù)回轉(zhuǎn)率與持續(xù)負載系數(shù)。 - simulation results presented here demonstrate that during accelerating flight at constant altitude thrust increases up to approximately 12 percent in the maximum thrust mode, and at subsonic cruise specific fuel consumption decreases up to 2 percent in the minimum fuel consumption mode
試驗結(jié)果表明兩種優(yōu)化模式下，飛推綜合控制的優(yōu)化算法可以顯著提高發(fā)動機性能，也驗證了該優(yōu)化計算機設計方案是可行的。 - a new calculation method for optimizing diesel engine performance, called nonlinear regression-mess method, is put forward . in this paper, 25 groups of simulated values are calculated from the diesel engine working model, specific fuel consumption, peak pressure, rate of pressure rise, nox and peak temperature are fitted into explicit function about compression ratio and fuel injection advance angle
本文利用柴油機工作過程模型，得出25組模擬計算數(shù)據(jù)，利用非線性回歸將油耗、最大爆發(fā)壓力、壓力升高率、no_x濃度及最高燃燒溫度擬合成壓縮比和噴油提前角的顯函數(shù)，并用網(wǎng)格法進行優(yōu)化，用c語言編制了優(yōu)化計算程序，得出最佳的壓縮比和噴油提前角，使其優(yōu)化匹配。 - (3 ) according to the optimization calculated results, the structural parameters of zs1125 direct injection diesel engine are changed, and the experiments are carried out . the comparison of the diesel engine performance before and after optimization shows that the diesel engine's specific fuel consumption, exhaust temperature and smoke decreased, which reached research goal
(3)按照優(yōu)化計算結(jié)果，對zs1125型直噴式柴油機的結(jié)構(gòu)參數(shù)進行了改進，并進行了試驗驗證，結(jié)果表明，優(yōu)化后柴油機的油耗、排氣溫度和煙度比優(yōu)化前有所降低，達到了本文研究的目的。 - by adjusting many variable geometry components of the engine, bypass ratio can be changed during large range ( the most 0.25 of military fighter ) . the high specific thrust characteristic of turbojet engine and the low specific fuel consumption characteristic of the turbofan engine can be realized during different flight phase by the usage of vce technology
變幾何變循環(huán)發(fā)動機是應用于第四代多用途戰(zhàn)斗機的理想動力裝置，通過多個部件幾何的調(diào)節(jié)在較大范圍內(nèi)改變涵道比，能夠使發(fā)動機在不同航段分別實現(xiàn)渦噴發(fā)動機的高單位推力性能和渦扇發(fā)動機的低油耗性能。 - on the basis mentioned above, another mathematical model for the supercharged diesel was set up . according to this model some results of simulation calculations were given . the characteristics of operation of the diesel in wet compression : including the excess air coefficient, the cylinder temperature at the beginning of compression stroke, the maximum temperature in the cylinder, the cylinder thermal load, the specific fuel consumption, and efficiency of diesel engine were obtained
在此基礎上，又建立了增壓柴油機濕壓縮的數(shù)學模型，對噴水后柴油機的各性能參數(shù)，諸如過量空氣系數(shù)、氣缸進氣溫度，缸內(nèi)最高溫度、氣缸熱負荷、比油耗、熱效率等進行了仿真計算，為增壓柴油機進口加濕技術(shù)的研究提供了理論依據(jù)。