low-pressure rotor 中文意思是什麼
low-pressure rotor
解釋
低壓轉子-
Machinning and assembling of low pressure turbo rotor
低壓渦輪轉子的加工與裝配 -
The steady - state response of a counter - rotating dual - rotor structure with one inter - shaft bearing was analyzed, of which the low pressure rotor is coupled with the inter - shaft bearing ' s outer ring, and the high pressure rotor coupled with the inter - shaft bearing ' s inner ring
分析了一種具有中介軸承的反向旋轉雙轉子結構的穩態響應，其中介軸承外圈與低壓轉子聯接，內圈與高壓轉子聯接。 -
Firstly, the performance is calculated at the design point of the ws - 9 aeroengine by using the numerical model established. secondly, after obtaining the performance coupling parameters, the steady - state performance of the non - designed points is caculated. third, respectively make the limitation of rotate speed of the high pressure rotor and low pressure rotor equal to corresponding parameters of designed point, after the data calculated compared with those of designed point and actual testing of the manufactory, the error is obtained
首先，用所建立的發動機數學模型計算了發動機在設計點的各項性能，第二，根據發動機各部件的耦合特性參數計算得到發動機在非設計點狀態下的各項穩態性能，第三，分別設定限制高壓轉子轉速和低壓轉子轉速逼近設計點條件下對應的參數，將計算得到的性能數據與設計點性能進行了比較，並將非設計點的計算結果與生產試車過程實測的性能數據進行對比，給出了該穩態模型計算結果與實際試車數據的誤差。 -
Considering the local nonlinearity of the rotor - bearing system, a systematic dimension reduction method is applied in this paper for low - pressure rotor - bearing of the 200mw turbine set system. the model of the rotor - bearing system is established by fem ( finite element method ). the fixed - interface component mode synthesis procedure is applied to significantly reduce the dimension of the system
本文針對200mw汽輪發電機組低壓轉子?軸承系統，採用了一種系統的降維分析方法:利用有限元方法建立了轉子?軸承系統的有限元模型，然後利用固定界面模態綜合法顯著地降低系統的維數。 -
The threshold speed and the typical characteristics of the oil whip of the system are simulated under the nonlinear model of oil film force, and the state of motion and type of the bifurcation are analyzed by floquet multiplicators which is computed by the shooting method. secondly, the the nonlinear dynamical model of the low - pressure rotor - bearing system by column bearing with reduced dimensions is presented. the numerical results show the rule of the amplitude with the eccentricity of rotor, the length - to - diameter ratio, oil viscosity and the clearance - to - radius ratio of the bearing under the definite speed
其次，對降維后的低壓轉子?軸承系統的非線性動力學方程，計算了圓柱瓦軸承支撐的轉子系統的振動穩定性在固定轉速下隨偏心距、軸承長徑比、潤滑油動力粘度和軸承間隙比的變化規律，並分析了轉子前軸承軸頸的失穩轉速與轉子偏心距、軸承長徑比、潤滑油動力粘度和軸承間隙比之間的關系，同時利用floquet理論分析其運動狀態和分岔類型。
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