轉速不穩定度 的英文怎麼說

中文拼音 [zhuǎnsùbùwěndìngdù]
轉速不穩定度 英文
u teady degree of rvolution
  • 轉 : 轉構詞成分。
  • 速 : Ⅰ形容詞（迅速; 快） fast; rapid; quick; speedy Ⅱ名詞1 （速度） speed; velocity 2 （姓氏） a surna...
  • 不 : 名詞[書面語] （剁物所用的木墩） a block of wood
  • 穩 : 形容詞1 （穩定; 穩當） steady; stable; firm 2 （穩重） steady; staid; sedate 3 （穩妥） sure; rel...
  • 定 : Ⅰ形容詞1 （平靜; 穩定） calm; stable 2 （已經確定的; 不改變的） fixed; settled; established Ⅱ動詞...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 轉速 : speed; revolution; rotation rate; speed of revolution; rotating speed; rotational speed轉速指示器...
  • 穩定度 : degree of fixation
  • 穩定 : 1 （使穩定） stabilize; steady 2 （穩固安定） stable; steady 3 （物質的性能不易改變的作用） stabi...
  1. This paper mainly discusses about the acceleration response of the artillery that is caused by the plainness causes under traveling condition. and according to the system aspect of the matching between the tractor and artillery which composes the artillery train, it also presents the characteristics of the steering, braking stability and manipulating stability which affects the artillery moving maneuverability

    本文在火炮設計領域首次對火炮牽引列車系統進行動力學分析，重點研究了火炮牽引行駛狀態下的路面不平度對火炮的加速度響應，並從牽引車與火炮匹配組成火炮列車的系統角度，研究了影響火炮行駛機動性的轉彎特性、制動穩定性和操縱穩定性。
  2. By hydraulic modeling, this paper describes studies on the stability of a floating bulkhead operating in standing water and flowing water, and it ' s hydrodynamic stability characteristics that distinguish in standing water from in flowing water ; and direct measurements of the forces acting on the model floating body during floating and sinking is taken. as a result, the rotation stress curves are produced and analyzed ; to provide data for optimum operation schedule analyses of the sluice, the relationship of the impact forces acting on the side wall of the gate and the running speed is studied ; the reasons of unstably uplifting of the bulkhead are discussed and the method to solve the problem is also given in this paper

    本文結合常州新閘防洪控制工程水工模型試驗，系統分析了浮箱門在靜水和動水中的穩定性及其影響因素，指出靜水穩性和動水穩性的不同特點；試驗測定了浮箱門動水運行時的受力情況，給出並分析了定位過程轉動力的變化過程曲線；根據浮箱門啟閉速度與門體和岸墻之間撞擊力大小的關系，選擇合理的動力設備，為設計和工程實踐提供可靠依據；分析浮箱門難以穩定上浮的原因，並給出解決方案。
  3. The possible factors including the deviation of temperature in length and breadth of rod, the changes of transfiguration resisting force under the changes of temperature, the adjustment of roll gap, the variation of rolling pressure, the changes of roller speed during dynamic adjusting press, the unmatched of seconds - flux under the dimension fluctuation of the coming sample and so on. the whole system was a closed loop which factors in it interacts each other

    可能的影響因素有:沿軋件縱橫向溫度變化、由溫度引起的軋件變形抗力變化、軋機輥縫值變化、負載變化、電機調節系統由不穩定向穩定過渡過程中軋輥轉速的變化（如咬鋼過程中的動態速降后的回復階段） 、來料尺寸波動造成秒流量不匹配等，整個模擬系統是各個因素相互影響關聯的一個閉環系統。
  4. The optimum design of the beat back - impact crusher is proposed, which aims at the highest efficiency of the machine work. the optimum designed mathematics model of the main structural dimension of the crusher ( m, xc, s, w 2 > ir ) is built with restraining conditions such as force condition, energy condition, hammer steady condition, no moving interference, strength of spin axle and bearing condition, upper limit and lower limit of the design variant condition etc. finally, an example is give to illustrate the efficiently of the method proposed

    在綜合考慮影響破碎機效率的各因素的情況下，提出了滿足以力，能量，錘頭穩定性，幾何條件，不發生運動干涉，轉子軸和滾動軸承的強度等約束條件，建立了包含破碎機關鍵參數（錘頭質量m ，軸心o到銷軸錘頭接觸距離r ' ，四川大學碩士學位論文錘頭質心到銷軸與錘頭接觸點的距離拙，錘頭與巖石碰撞到銷軸與錘頭接觸點的距離s ，轉子的速度。
  5. The dynamics behaviors of the flexible jeffcott rotor system supported by unsteady short dynamic bearing are investigated. based on nonlinear unsteady - state dynamic n - oil film force model described by three functions the local stability of the periodic solutions with the controlling parameters, rotational speed ratio, imbalance amount, damping ratio and viscidity, are predicted by using the floquet multiplier. it is found that the period doubling bifurcation is caused by a certain imbalance amount and the hopf bifurcation is created by the lost stability of the oil - film

    研究了非穩態動載短軸承支撐的jeffcott柔性轉子系統的動力特性，基於可用三個函數表示動態油膜的非穩態非線性油膜力模型，將轉速比、不平衡量、阻尼比、粘度作為控制參數，利用floquet乘子預測周期解的局部穩定性，發現倍周期分叉是由一定量的不平衡引起的，而hopf分叉是由油膜失穩造成的。
  6. 2. firstly this paper introduce the whole machine balancing principle and method for dual - rotor systems with little rotating speed difference firstly, then discuss key points such as picking up base signal, picking up " pai " signal, measuring rotor speed, capturing the value of wave crest and through, calculating the phase values of unbalanced weight, processing odd phases and finding each rotor ' s amplitude. on the foundation of above theories, using signal process technique and chip microprocessors technique, we developed a portable intellectual instrument, the first domestic device. which can balance dual - rotor system with little rotating speed difference quickly and accurately

    本文從不解拍整機動平衡原理出發，在詳細討論基準信號、拍振信號的提取；轉速的測量；拍峰、拍谷的捕捉：不平衡相位的求法、特殊相位角的處理；內、外轉子幅值的確定等關鍵問題的基礎上，應用信號處理技術和單片機技術研製成功國內第一臺性能穩定、操作簡單、成本低廉且平衡速度快，平衡精度高的便攜式微速差雙轉子現場整機智能動平衡儀。
  7. This strategy has many advantages : solving the problems that the system is unsteady under super - synchronization ; improving power factor of stator ( it is unity relative to that of rotor ) ; no rotor position sensor and no initial position measurement, easily building up doubly fed speed adjustment system with speed sensorless because adjusting speed is taken in the rotor coordinate and rotor current vector fixing is implemented

    該方案由於引入了定子電流勵磁分量的閉環控制，使系統同時具有轉速和勵磁調節兩個調節通道，具有如下優點：一、解決了超同步工作工況不穩定的問題；二、提高了定子側的功率因數（與轉子側功率因數為1相比） 。三、由於速度調節在轉子坐標系下進行，並以轉子電流矢量定向，所以無須轉子位置傳感器，也不用檢測初始位置，易於組成無速度傳感器雙饋調速系統。
  8. The results showed that instability of operation temperature and increase in space velocity and pressure would cause deterioration of the activity stability, resulting in shorter service cycle

    結果表明，操作溫度的不平穩、空速及壓力的提高均會造成催化劑活性穩定性變差，運轉周期縮短。
  9. 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。
  10. 2. the paper extracted some apropriate features ? different structural features and different statistical features. the structural feature, which has high accuracy, is used to classify the similar characters while the statistical feature, which is simple, speedy and stable, is used to enhance the ability of resisting noise

    2 、本文提取了具有旋轉、平移不變的結構特徵和統計特徵，利用前者高精度的特性進行相似字的區分，利用後者簡潔、高速、穩定性的特點來增強了系統的抗噪性能，從而充分發揮了二者各自的優勢。
  11. We have numeral control lathes with different grades and configuration such as ckc6130, cnc6130 etc. all of them have reasonable structuer, stable operation, high speed of main shaft, high precision and are ideal products for machining processes in fields of medical treatment, textile, automobile, valve, mechanical and electrical products etc

    產品主要有ckc6130 cnc6130等不同檔次與配置的數控車床，其產品結構合理，運行穩定，主軸轉速度高，精度高，是醫療紡織汽車閥門機電等各類機械車削加工的理想產品。
  12. At last, based on vehicle side - slip angle and yaw rate, 3 different kinds of vehicle handling stability controller are designed using variable structure control with sliding mode theory. at simulink simulation flat, do simulation experiment of the concept car model with the direct yaw moment control and without control ; and which control strategy should be apply in different specifically vehicle working conditions, how the vehicle velocity, steer characteristic, control parameters etc. impact the control quality have been studied

    最後，運用滑模變結構控制理論，基於質心側偏角和橫擺角速度這兩個控制變量分別提出三種具有針對性的控制策略，在simulink模擬平臺上，對帶有汽車穩定性控制器和不帶汽車穩定性控制器的車輛模型進行了模擬研究;對不同工況下汽車穩定性控制策略的具體應用及車速、轉向特性和控制參數等因素對控製品質的影響進行了研究。
  13. Also ac exited generator have many excellent characteristics, it may improving the stability of electric power system, its rotor speed may adjustable, it have abilities for active and reactive power regulating in self - help ways, it not lose steps even when operated in deep lead phase, so it especially applied in wind electric power plant and pumped - storage hydraulic power plant

    交流勵磁發電機作為發電機運行的風力發電系統，利用變速恆頻技術后可大大提高風能的利用率。交流勵磁發電機可改善電力系統穩定性，轉子轉速可變，具有獨立的有功無功調節能力，可以深度進行運行而不失步，特別適用於風力發電、抽水蓄能電站等場合。
  14. It is the best opportunity to advance the rural land transfer when people experience the transition from the stage of dress warmly and ear fill to better off. planting some popular produces of high quality with high price can not only increase the comparative benefits of agriculture industry, but also promote the process of the land transfer. good and steady rural land system settings make a great difference in land transfer

    第五部分比較分析奉化市、海寧市兩地的農地流轉情況，得出相關結論：區域的傳統特點是決定各個地區不同的流轉模式和速度的因素之一；政府在各個地區的農地流轉中所起的作用會有所不同，但必須以尊重農民意願為前提；人們的收入水平從溫飽向小康過渡的階段是推進農地流轉的最佳時機；發展一些有需求的優質、高價農產品，提高農業比較利益，可推進土地流轉進程；一個良好而穩定的農村土地制度環境對農地流轉至關重要。
  15. Cause of deflation. it is the counterpart of currency depreciation under a floating regime, with the exception that it tends to involve less instability, less overshooting, but also, understandably, less instant adjustment to changing economic conditions

    兩者不同的地方是，在通縮的壓力下，聯匯制度下的調節機制對經濟造成不穩定及過度調整的情況會比較緩和，但在面對不斷轉變的經濟狀況，所作的調整亦當然不及貨幣貶值來得迅速。
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