preswirl
基本解釋
- 進(jìn)氣預(yù)旋
英漢例句
- The damping effect of the honeycomb can reduce the influence of the inlet preswirl on the total temperature difference.
蜂窩面的阻尼作用會(huì)削弱預(yù)旋對(duì)密封內(nèi)溫升特性的影響； - Positive inlet preswirl can decrease the total temperature difference between the seal inlet and outlet, while the negative preswirl will cause the opposite effect.
在相同壓比條件下，正預(yù)旋會(huì)導(dǎo)致密封的總溫升減小，而負(fù)預(yù)旋會(huì)導(dǎo)致密封總溫升增大； - Some suggestions have been obtained.First, the precondition of adopting counter-rotation scheme is that the narrowed range of preswirl would still satisfy the engine cycle requirements.
使用對(duì)轉(zhuǎn)葉輪機(jī)方案前提條件是對(duì)轉(zhuǎn)導(dǎo)致的氣流預(yù)旋范圍能滿足總體循環(huán)提出的要求； - Review on counter-rotating turbomaehinery (CRT) is first presented.Then, two technique challenges on aspects of flow preswirl and off-design operation are analyzed by using velocity triangle method.
摘要為獲得關(guān)于對(duì)轉(zhuǎn)葉輪機(jī)共性問(wèn)題的認(rèn)識(shí)，在回顧對(duì)轉(zhuǎn)葉輪機(jī)發(fā)展之后，采用速度三角形方法分析了“對(duì)轉(zhuǎn)”造成的氣流預(yù)旋范圍和變工況運(yùn)行方面的技術(shù)挑戰(zhàn)。 - Tip Aerodynamic Instability of High-Load Rotor with Preswirl and Excess Meridional Backswept
高負(fù)荷正預(yù)旋子午較大后掠轉(zhuǎn)子的一種尖部氣動(dòng)失穩(wěn)