rotating stall造句
例句與造句
- Unique rotating stall heat - regulating function
獨(dú)特的旋轉(zhuǎn)檔位式熱蓋調(diào)節(jié)功能。 - Experimental study of small perturbation induced rotating stall in axial flow compressor
軸流壓氣機(jī)小擾動(dòng)誘發(fā)旋轉(zhuǎn)失速的試驗(yàn)研究 - Experimental study shows : it was able to distinguish between rotating stall and the inlet vortex . ,
實(shí)驗(yàn)表明，旋轉(zhuǎn)失速和進(jìn)口渦流能夠區(qū)分，且區(qū)域界限分離明顯。 - So under some situations , for example at the point of inception of surge or rotating stall , wet compression can be used to vanish surge and rotating stall , which will extend compressor steady operation region
在一定的條件下，如在系統(tǒng)剛發(fā)生喘振或旋轉(zhuǎn)失速的時(shí)候，噴水濕壓縮可以用來(lái)消除喘振或旋轉(zhuǎn)失速，這有利于增大壓氣機(jī)的穩(wěn)定運(yùn)行范圍。 - This model can be used to reveal system transient responses during surge / rotating stall and effects of wet compression on these transient responses . simulation results show that wet compression can affect system performance because pressure output is higher and operating point is changed when wet compression is used
該模型和初步的仿真結(jié)果表明濕壓縮對(duì)壓縮系統(tǒng)的影響，表現(xiàn)為濕壓縮（在消耗的壓縮功相同的情況下）使壓縮系統(tǒng)的運(yùn)行點(diǎn)發(fā)生了改變。 - It's difficult to find rotating stall in a sentence. 用rotating stall造句挺難的
- Abstract : concerning the models for discribing aerodynamic stability of axial flow compressor , the original model is one - dimensional , and it is reasonable for the onset of surge only . for the onset of rotating stall , there are just some two - dimensional models at published literatures . a three - dimensional aerodynamic of compressor has been presented in this paper . an aerodynamic stability model concerning radial disturbance of compressor is presented . the calculated results show that the occurrence of radial disturbance is related to the axial velocity disturbance , which has important effect on aerodynamic stability of compressor . the position of onset of stall , in blade tip or hub , is dependent upon the characteristics of blade element . the comparisons of calculated results predicted by 2d and 3d aerodynamic stability model have also been made in this paper
文摘:軸流壓氣機(jī)的氣動(dòng)穩(wěn)定性模型，最初為一維模型，僅適用于描述喘振發(fā)作.對(duì)于旋轉(zhuǎn)失速發(fā)作，在公開(kāi)文獻(xiàn)中有一些二維模型發(fā)表.本文提出了一類(lèi)考慮壓氣機(jī)徑向擾動(dòng)對(duì)失速影響的新的氣動(dòng)穩(wěn)定性模型.計(jì)算結(jié)果表明壓氣機(jī)的軸向擾動(dòng)往往隨著徑向擾動(dòng)的產(chǎn)生，徑向擾動(dòng)的強(qiáng)度影響壓氣機(jī)的氣動(dòng)穩(wěn)定性，在葉尖還是葉根首先產(chǎn)生失速與壓氣機(jī)基元葉柵特性密切相關(guān).本文對(duì)軸流壓氣機(jī)二維和三維氣動(dòng)穩(wěn)定性模型的計(jì)算結(jié)果進(jìn)行了對(duì)比分析 - Simulation results show that the surge line moved up - left relative to the original one and surge margin became larger when wet compression is used , which means wet compression can extend steady - operation regions of compressors and the si a - 02 gas turbine . at last , based on the moore - greitzer model surge and rotating stall of a compression system with wet compression is modeled with consideration of inlet evaporative cooling and compressor pressure rise when wet compression is used
哈爾濱工程大學(xué)博士學(xué)位論文最后，本文在壓縮系統(tǒng)moors grei上zer模型的基礎(chǔ)上，考慮進(jìn)口蒸發(fā)冷卻的作用和壓氣機(jī)濕壓縮過(guò)程的作用，推導(dǎo)出了濕壓縮系統(tǒng)喘振和旋轉(zhuǎn)失速的統(tǒng)一模型，該模型可以模擬系統(tǒng)發(fā)生喘振和旋轉(zhuǎn)失速時(shí)的瞬態(tài)響應(yīng)以及噴水濕壓縮對(duì)系統(tǒng)瞬態(tài)響應(yīng)的影響。 - Concerning the models for discribing aerodynamic stability of axial flow compressor , the original model is one - dimensional , and it is reasonable for the onset of surge only . for the onset of rotating stall , there are just some two - dimensional models at published literatures . a three - dimensional aerodynamic of compressor has been presented in this paper . an aerodynamic stability model concerning radial disturbance of compressor is presented . the calculated results show that the occurrence of radial disturbance is related to the axial velocity disturbance , which has important effect on aerodynamic stability of compressor . the position of onset of stall , in blade tip or hub , is dependent upon the characteristics of blade element . the comparisons of calculated results predicted by 2d and 3d aerodynamic stability model have also been made in this paper
軸流壓氣機(jī)的氣動(dòng)穩(wěn)定性模型，最初為一維模型，僅適用于描述喘振發(fā)作.對(duì)于旋轉(zhuǎn)失速發(fā)作，在公開(kāi)文獻(xiàn)中有一些二維模型發(fā)表.本文提出了一類(lèi)考慮壓氣機(jī)徑向擾動(dòng)對(duì)失速影響的新的氣動(dòng)穩(wěn)定性模型.計(jì)算結(jié)果表明壓氣機(jī)的軸向擾動(dòng)往往隨著徑向擾動(dòng)的產(chǎn)生，徑向擾動(dòng)的強(qiáng)度影響壓氣機(jī)的氣動(dòng)穩(wěn)定性，在葉尖還是葉根首先產(chǎn)生失速與壓氣機(jī)基元葉柵特性密切相關(guān).本文對(duì)軸流壓氣機(jī)二維和三維氣動(dòng)穩(wěn)定性模型的計(jì)算結(jié)果進(jìn)行了對(duì)比分析 - In t his p aper r otating s tall a nd t he inlet v ortex in c entrifugal fans with inlet v ane control has been studied in laboratory . the harmonic wavelet is firstly used for time - frequency analysis and feature extraction of pulsation amplitude and frequency and development of rotating stall and inlet vortex . the development rule of rotating stall and inlet vortex and the effect to fans performance from the two has been found
文中對(duì)采用入口導(dǎo)流器調(diào)節(jié)的離心通風(fēng)機(jī)的旋轉(zhuǎn)失速和進(jìn)口渦流問(wèn)題進(jìn)行了實(shí)驗(yàn)研究，并借助諧波小波對(duì)旋轉(zhuǎn)失速和進(jìn)口渦流的頻率、幅值特性及動(dòng)態(tài)過(guò)程進(jìn)行了時(shí)頻分析和特征提取，揭示了旋轉(zhuǎn)失速和進(jìn)口渦流發(fā)展的規(guī)律及二者對(duì)風(fēng)機(jī)性能的影響。