時(shí)間:2011-03-27 20:02來源:藍(lán)天飛行翻譯 作者:航空 點(diǎn)擊:次
tip vortex 梢渦 radial components of flow 流動(dòng)的徑向分量 over-predict 過大預(yù)示 under-predict 過小預(yù)示 cruise speed 巡航速度 limitation 局限(性) thrust 推力 torque 矩 subdivision n. 再分,細(xì)分 subdivide v. 再分,細(xì)分 (A propeller blade can be subdivided as shown into a discrete number of sections.) propeller blade 螺旋槳葉片 inflow factors 入流參數(shù)(因子) complexity 復(fù)雜性 arise 出現(xiàn) roughly equal to 粗略等于 slipstream 滑流 swirling nature 旋流特性 axial and circumferential directions 軸向和周向方向 unsteady effects due to the propeller's rotation 螺旋槳旋轉(zhuǎn)引起的非定常效應(yīng) momentum flow rate 動(dòng)量流量 in conjunction with 和…一起[共同,會(huì)合],連同…一起 final form(s) of 最終形式 nonlinear system of equations 非線性方程組 unknown variables 未知變量 iterative solution 迭代解(法) solution procedure 求解步驟 have converged to within a specified tolerance 收斂到一個(gè)指定的容限范圍內(nèi) It should be noted that 應(yīng)該注意的是 convergence enhancing technique(s) 收斂加強(qiáng)技術(shù) Crank-Nicholson under-relaxation ***欠松弛 propeller thrust and torque coefficients and efficiency 螺旋槳推力和矩系數(shù)及效率 gas turbine ideal cycle analysis 然氣渦輪理想循環(huán)分析 behaviour of a gas turbine engine 燃?xì)鉁u輪發(fā)動(dòng)機(jī)性能 ideal Brayton cycle 理想Brayton循環(huán) ideal intake 理想進(jìn)氣道 isentropic compression 等熵壓縮 constant pressure combustion 等壓燃燒 isentropic expansion through a turbine and nozzle 通過渦輪和噴管的等熵膨脹 entropy n. 熵 combustion chamber pressure 燃燒室壓強(qiáng) burner 燃燒室 compressor 壓縮機(jī) turbine 渦輪 exhaust nozzle 排氣噴管 ambient pressure 周圍環(huán)境壓強(qiáng) |