飛轉速 的英文怎麼說
中文拼音 [fēizhuǎnsù]
飛轉速
英文
flank speed-
Diesel, high roof, 5 - speed manual transmission, china standard specification, automatic door ( gliding type ), clock, cooler, amfm radio & cassette wmicrophone, tachometer, rear fog lamp, rear under mirror, rear window defogger, curtain, passengers seat belt, baggege rack, full wheel cap, high mount stop lamp, refrigerator. side glasspro - molding
，柴油，高頂，五檔手動變速，自動門（飛機門） ，鐘，原廠空調，收錄機連話筒，轉速表，后霧燈，尾鏡，尾發熱線，窗簾，乘客座位安全帶，行李架，大轆cap ，尾高掛剎車燈，冰箱，側面車窗（滑動式深綠色玻璃）This paper also tested each model and system - the second loop of qinshan nuclear power station ( the second term ) ， computed the balance point ， tested the performance of step disturbance and runback loads for system ( no adding adjustment system ) ， analyzing the factors effecting the first tiptop rotate speed of turb and time which the rotate speed reach the tiptop
在模擬模型上，完成了穩態計算、系統階躍擾動試驗、甩負荷試驗（未加調節系統）等測試，主要監控和分析了汽輪機動態特性中兩個重要參數：汽輪機第一飛升轉速、飛升時間。Aircraft equipment. indicator for electrical transmission tachometer
飛機設備.電傳動式轉速表指示器Abstract : this paper introduces the principles of doppler radar signal processing method in the modulation. it provides the processing method for projectile tracer time, the burst time, rocket engine working time, projectile spin and flight attitude from signal of doppler radar
文摘:介紹了測速雷達調制域彈道信息處理方法的工作原理，詳細論述了從測速雷達信號中處理彈丸曳光時間、底排燃燒工作時間、火箭發動機工作時間、彈丸旋轉速度、飛行姿態角和擺動周期等彈道信息的方法。The experimental results show that the wave shaper can control the moving direction of the rod fragments after the warheads exploded and ensure the integrity rate of the rod and that there is a close relationship between the flight attitude and the positioned angle, which is mainly reflected by the rotation velocity of the rod
試驗結果表明：採用波形控制器可以較好地控制戰斗部爆炸后桿形破片的飛散方向，以及保證桿條的完整率；桿條的飛行姿態與放置角有密切關系，主要通過桿條旋轉速度表現出來。In this paper, by analyzing the measuring of instantaneous speed, it was found that the main error is come from the angular measuring error, and then the method to decrease the error is given and the measurement precision is improved greatly
摘要通過分析柴油機飛輪瞬時轉速的測量誤差，指出角度誤差是飛輪瞬時轉速的主要誤差來源，從而提出了減少誤差的方法，提高了瞬時轉速的測量精度。Analysis software. the analysis show : the gyroscope effect to the flywheel rotor ' s and the shaft ' s vibration character under high rotate speed should be considered. at this time, the system ' s normal frequency is the function of rotate speed ; the amplitude passing through the resonance field can be lowered obviously by improving the effective damping of the electro - magnetic bearing
建立了高速旋轉狀態下，採用磁軸承作支撐的飛輪轉子和轉軸的動力學模型，給出了有限元法在此問題中的具體應用，並利用i - deas有限元分析軟體具體分析了飛輪系統的共振頻率、系統振型，以及對偏心激勵的響應，分析表明：對于高速旋轉的飛輪轉子和轉軸，應考慮陀螺效應對其動力學特性的影響，此時系統的固有頻率是轉速的函數；通過提高磁軸承的等效阻尼可顯著降低系統通過共振區域時的振幅。Methods of calculating the failure rotating speed and failure experiment of composite flywheel
復合材料飛輪破壞轉速的演算法和高速旋轉破壞實驗Our factory increase a set of intensifier with non - grade - adjustable rating speed to form the intensive air drying, the wet material mixed with hot air fully by screw feeder in the intensifier and material surface is crashed into fine granules and moving to the outlet as well as drying, under rapid rotating hitting and pushing. in the long run, the materials get a further even drying in the dryer pulled by the wind force and those wet and weighty granules the wind force can not pull continue to be crashed, dried until they are pulled by the wind force into the dryer
我廠強化型氣流乾燥是在基本型上增加一套轉速可以無級調節的強化器組成，濕物料通過螺旋加料器進入強化器后和熱氣流充分混合，在飛速旋轉的擊刀擊碎和推進下，物料被破碎成細顆粒，在乾燥同時向出口移動，最後在風力吸引下進入乾燥管，進一步均勻乾燥，風力無法吸引的濕重顆粒繼續被擊碎、乾燥、直至能被風吸起進入乾燥管。Lately, the limited speed of flywheel rotor has been increased to 200, 000 rpm, and the energy storage density has been increased to 134 wh / kg. moreover, the theoretic energy storage density could reached 306 wh / kg
目前飛輪轉子最高轉速達到20萬轉每分，儲能密度也達到134wh kg ，其理論儲能密度甚至高達306wh kg 。The birth and death of the leaves are the rapid whirls of the eddy whose wider circles move slowly among stars
綠葉的生死，是旋風急速的飛轉，而更廣闊的旋轉，是繁星之間的緩緩轉動。As n1 less than 85 %, it gives the open - loop control law of fuel and staff, and when n1 more than 85 %, it adopts close - loop to fuel. the paper designed pi controller and adopted reasonable portion for envelopment. 3. the paper studies transition control process of the engine and gets the main fuel control law of accelerating and decelerating which has been simulated
第二，對其穩態控制過程進行了分析研究，當n1小於85的自始轉速時，給出了供油量與油門桿之間的開環控制規律：當n1大於85的自始轉速時，採用分塊的pi控制方法對燃油進行閉環控制，且對飛行包線進行了合理的劃分，用優化方法設計出了pi控制器並用matlab進行了模擬。By the analysis, it was found out that the key control factor determined the speed limit and storage energy was the poor transverse tension strength of the composites. therefore, if only fibers of high longitudinal tension strengths were used in the rim, high rotate speed and high energy storage density of flywheel rotor would not be achieved
經過理論推導及程序優化比較，發現，影響飛輪轉子極限轉速和儲能量的主要控制因素，恰好是其復合材料輪環較為薄弱的橫向拉伸強度，因此單純地通過採用高縱向拉伸強度的高強碳纖材料來製造飛輪轉子，並不能得到期望的高轉速和儲能密度。On the other hand, for the pre - press stress being threw by the hub was inserted after cooling with liquid nitrogen, the poor transverse tension strength of the multi - ring flywheel rotor could be counteracted. so the rotate speed and energy storage density can be increased efficiently
而採用多環套裝纏繞技術製造的多層飛輪輪環，在利用溫差過盈裝配方法給復合材料輪環施加預壓應力后，能夠有效避免飛輪轉子的復合材料輪環部分因較低的纖維橫向抗拉強度而破壞失效，從而大幅度提高飛輪轉子的極限轉速和儲能密度。Further more, a finite element analysis of flywheel rotor was made to increase the security of the flywheel ' s test, 9 modes frequency were taken out according to the rotating speed of the flywheel, the results can act as the theory base for the structure design and tests of the flywheel
為了增加飛輪實驗的安全性，本文利用有限單元法對飛輪轉子作了模態分析，抽取了飛輪工作轉速范圍內的9階模態頻率，可作為飛輪結構設計和飛輪實驗的理論基礎。Then, numerical simulation and evaluation for the total flywheel system was performed by the fem software
利用有限元軟體，對高轉速下彈塑性工作狀態下的整個飛輪轉子系統，進行了數值計算及模擬模擬。By plastic design, the speed limit of the flywheel was 42038 rpm, with the energy storage value of 3. 6 kwh, and the energy storage of 129 wh / kg ( which is 49 % more than elastic design )
經過彈塑性理論設計的飛輪轉子，極限轉速42038rpm ，儲能總量達到了3 . 6kwh ，儲能密度為129wh kg ，比彈性設計提高49 。On the base of analyzing the work theory of braking system and the ac servocontrol technologies, permanent magnet brush - less motor is used as the electric drive component, the aircraft slippage ratio adjustor and permanent magnet brush - less motor ( pmbm ) speed / current adjuster is made to construct a tri - loop control system
在詳細分析飛機剎車系統的工作原理和交流伺服技術的基礎上，採用稀土永磁無刷方波直流電動機作為驅動部件，飛機期望滑移率控制和電機轉速、電流控制的三環控制方式。During the procedure, the airspeed continues accelerating ( or decreasing ) and the aircraft configuration is rapidly changing. the aerodynamic interactions are complex and lead to dynamic instabilities. the shift between helicopter and airplane flight modes necessitates a change in control strategy
過渡模式下，飛機速度不斷增加（或減小） ，氣動布局不斷改變，飛機動力穩定性差且氣動干擾嚴重，直升機控制和固定翼控制切換，因此過渡模式動力學特性和控制系統研究是整個傾轉旋翼飛機研製的主要難點。Based on productional level and capability demand of hybrid electrical vehicles in our country, this paper designed a flywheel through analyseing and calculateing of different composite materials and shapes. through a finite element analysis method, the limiting rotational speed of composite flywheel was calculated and critical rotational speed was analyzed
本文根據混合動力客車對飛輪電池中飛輪的性能要求以及國內的生產實際水平，在對多種不同復合材料組合和不同結構形狀的飛輪進行計算分析的基礎上，得到一種飛輪設計，並計算了它的極限轉速和臨界轉速。分享友人