speed range 中文意思是什麼
speed range
解釋
變速范圍-
The test shall demonstrate to the satisfaction of the owner that the equipment meets all specified performance criteria, is properly installed and anchored, and operates smoothly throughout the specified speed range without exceeding the full load amperage rating of the motor or excessive motor heating
測試應該讓用戶滿意，證明這些設備符合所有規定的性能標準，經過正確的安裝和錨固，在額定轉速范圍內運行平穩，沒有超過電機的額定滿負荷運轉電流安培數，或發生電機過熱。 -
Depend on the comprehensive analysis and study of the structure, principle, and exterior characteristic of the motor, through the methods of system modeling and digital simulation analysis, two kind of control device that work for the low voltage ( lvdc ) and the high voltage ( hvdc ) in avigation are researched respectively. point to the control technique of close - loop speed stabilization at a limited adjustment speed range, we bring out the close - loop speed control method that using the rotor position sensor indirectly measure the speed of the motor
在全面分析了稀土永磁無刷直流電動機的結構特點、工作原理、運行方式以及外部特性的基礎上，通過系統建模和數字模擬分析，分別針對航空低壓直流（ lvdc ）和高壓直流（ hvdc ）兩種電動機構用永磁無刷電動機，在小范圍轉速連續調節下的閉環穩速控制技術進行了詳細理論研究，提出了利用轉子位置傳感器信號間接測量電機轉速進行電機轉速閉環穩速控制的策略。 -
Szkx series possesses distinguishing features of small, light weight, well respondence, good overloading capacity, low noise, small vibration, wide speed range and small ripple at low speed
本電動機具有體積小、重量輕、動作響應快、過載能力大、噪音振動小、調速范圍寬、低速波動小等特點。 -
Yct series eddy - current coupling drives are ac speed - regulation motors, which are featured by easy contorl and stepless speed variation within a wide speed range
Yct系列電磁調速電動機由拖動電機、電磁轉差離合器、測驗速發電機和電磁調速控制器組成。 -
The design of variable gear with extension speed range based on characteristic diagram of planetary differential
特性圖的擴大調速范圍型無級變速器的設計 -
As compared with conventional electromagnetic motor, the ultrasonic motor possesses the following features : compactness in size, high - torque at a low - speed range, fast response, insensitive to magnetic fields, high holding torque when power is off and so on
與傳統電機相比，它具有結構緊湊、低速高轉矩、響應快、不受磁場影響、斷電自鎖等優點，因而它適合應用於機器人、精確定位裝置、微型機械、航空航天器等方面。 -
The system uses hybrid flux model to make the rotor flux constant during full speed range
為了保持轉子磁通恆定，採用了混合式磁通模型，它可以保證全速范圍內磁通觀測的準確性。 -
Considering the system ' s wide speed range and ipm ' s switching frequency ' s top limit, the variable flux linkage locus structure control has been executed in the full speed adjusting range
考慮到系統調速范圍寬和逆變器開關頻率的限制，在全頻域採用分段變磁鏈軌跡結構的控制方法。 -
The effects of such elements as primary flow total pressure, flow rate, degree of fuel rich, nozzle structure, flying speed and secondary combustion on ejecting mode performance were researched. it was found that thrust augmentation can be achieved on the condition that the flying mach number is above 0. 7. to deeply analyze thrust augmentation mechanism in low speed range, the research was further continued by changing secondary combustion organization and aft - body configuration
研究了一次流總壓、流量、富燃程度、噴管結構、二次流來流速度、二次燃燒組織對引射模態性能的影響，發現實驗樣機構型在0 . 7ma以上的飛行條件下可以獲得推力增強，而在0 . 7ma以下無推力增強。 -
3 transmission, built in the top drive power head, has two speed range ? high and low. it can meet the requirements of both dth hammer drilling and carbide bit drilling
3動力頭設有變速裝置，有高低兩個檔次，以滿足潛孔錘鉆進及硬質合金回轉鉆進方法。 -
The speed can be adjusted incessantly at the required speed range. the motor also can be kept at the same speed even when the load is three times of the rated load. moreover, the universal of this controller is strong, and the heat dissipation is good
永磁無刷直流電動機控制器樣機的測試結果表明：電機轉速可在要求范圍內連續調節，在幾乎三倍的額定轉矩范圍內，電機轉速在設定值下可保持高於指標精度的穩定工作，控制器之間通用性強、散熱可靠。 -
At the same time, we mainly design the hardware and the software of the two control systems. the high quality singlechip of at89c2051 and at89c51 are used as the main microprocessor of the control system. using digital method achieved the speed adjustment and the close - loop speed control which ensure the accuracy of speed adjustment and the speed stability at a def inite speed range
同時就兩套無刷直流電動機控制器的硬體電路和軟體程序問題進行了重點工程設計，採用了高性能的at89c2051和at89c51單片機作為微處理器，用數字軟體技術對電機進行調速和轉速閉環控制，使電機在一定范圍內能夠進行精確調速和速度穩定控制。 -
A novel pm motor drive system for electric vehicles with wide speed range
一種新型電動車用寬調速永磁電機驅動系統 -
The flux weakening operation is applied the pmsm system to extend the speed range of this variable - speed system
實現了表面貼裝式永磁電機直接轉矩控制調速系統的弱磁控制。 -
The testing principle and the performing method of testing items such as speed, range, load, discharge voltage and current for electro - hybrid bicycle are described based on deciding the items
分析和確定了電動助力車主要性能的檢測項目，並對車速、續行里程、載荷、蓄電池的放電電壓和放電電流等被測項目的檢測原理及實現方法進行了探討。 -
Accurate calculation of aircraft steady and unsteady aerodynamics and flutter characteristics, especially in the transonic speed range is a crucial problem for aircraft designers. it is very important for us to develop an efficient, accurate, robust navier - stokes / euler flow solver that could be used to study transonic steady and unsteady flowfields
飛行器的定常和非定常氣動力的準確數值求解及顫振特性研究，特別是跨音速范圍內的準確數值求解及研究，一直以來都是飛行器設計工作者必須面對的重要研究難題。 -
It is proved by experiment that system has wide high speed range and good control property, so it is effective
實驗證明，系統高速范圍寬，控制性能好，該方案是行之有效的。 -
Mechanical vibration of large rotating machines with speed range from 10 to 200 rev s - measurement and evaluation of vibration severity in situ
速度范圍為10至200轉秒的大型旋轉機器的機械振動強度.現場振動強度的測量和評定 -
The benchmark rev equipment is designed and used for tacho generator ' s testing, the characteristic of which is high velocity precision, wide speed range and stepless speed adjustment
本轉速源是測速發電機的校準測試基準，要求具有精度高，范圍寬，無級平滑調速的特點。 -
The benchmark rev equipment is designed to provide speed reference for tacho generator ' s testing, which has high velocity precision, wide speed range and stepless speed adjustment
高精度轉速源是為測速發電機的校準測試提供速度基準的驅動系統，具有轉速精度高、調速范圍寬及無級平滑調速的特點。
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