起動性能 的英文怎麼說
中文拼音 [qǐdòngxìngnéng]
起動性能
英文
startability-
Coolant temperature and ambient air pressure may be used to optimize cold starting and altitude performance.
冷卻水溫度和大氣壓力可用於使冷起動性能和高原性能最優化。The calculation results indicate that the starting performance of forebody / inlet with wedge - shaped lip is better than that with plane lip at low flight mach number. at high flight mach number, the performance of the forebody / inlets designed by the two methods is approximate. at low flight mach number, the starting performance of forebody / inlet designed by the method of constant shock wave intensity is better
結果表明:唇口帶楔角的進氣道在低飛行馬赫數下的起動性能優于唇口平直的進氣道;採用等激波強度和等激波角度方法設計的進氣道在高飛行馬赫數下的性能相近,在低飛行馬赫數下,採用等激波強度方法設計的進氣道起動性能較優。2. machine will auto stop when the shute or weft opens, or weaving is done. it has higher output, quality than four shuttle circular looms. 3. controlled main equipment speed with frequency converter
主機變頻調速,改善起動性能,縮短定機時間,減少疵布率,節約電能和方便速度變換Compared with fix - pitch wind turbine, the variable - pitch wind turbine has the virtue : stable output power over rated power, high wind power coefficient, holding rated power at high wind speed, good starting and shut - off etc.
變槳距風力發電機組與定槳距風力發電機組相比,在額定功率點以上輸出功率平穩、具有較高的風能利用系數、能夠確保高風速段的額定功率、起動性能與制動性能好等特點。Because the special rotor slot is adopted and there are both aluminum and copper iron alloy that can conduct and permeat in the slot, the induction machine with compound cage rotor is of not only good starting performance but also working performance which is close to that of squirrel - cage induction machine
由於復合籠條轉子感應電動機轉子採用特殊的槽形,且槽中含有鑄鋁和既導電又導磁的復合性材料。這使得該電機有良好的起動性能,又有接近籠型感應電動機的運行性能。Rotating electrical machines - starting performance of single - speed three - phase cage induction motors
旋轉電機.單速三相籠型感應電動機的起動性能Starting performance of single - speed three - phase cage induction motors for voltages up to and including 690 v
電壓為690v及以下單速三相籠型感應電動機的起動性能Rotating electrical machines - part 12 : starting performance of single - speed three - phase cage induction motors
旋轉電機.第12部分:單速三相籠型感應電動機的起動性能This noncontact distributor assembly, which deletes mechanical breaker contact, utilizes ic ignition module assembly free of burn out of contact. therefore it has a higher ignition voltage, higher ignition volume, as well as functions of overvoltage protection, low speed & low voltage protection and power cut upon shut down. these functions are of benefit to improvement to the motive performance, economical efficiency and start up ability of engine while reduce waste exhaust
該無觸點分電器總成取消了機械斷電器觸點,採用了集成電路組成的點火模塊總成,不存在觸點的燒蝕,因此點火電壓高,點火能量大,並具有過壓保護、低速低壓啟動、停車斷電等多項功能,有利於改善發動機的動力性,經濟性和起動性能,減少了排氣污染。The two key parameters, back electromotive force ( emf ) and reactance of d q axial armature reaction are investigated, too. in the process of asynchronous starting, mathematics model of repmsm is established with 1, 2, 0 complex number coordinate system. combined with the model, electromagnetic torque is studied
論文還研究稀土永磁同步電動機的異步起動過程,建立了稀土永磁同步電動機起動時的數學模型,並對電磁轉矩的性質進行了研究,論文還提出了起動時電磁轉矩的計算方法,論文對稀土永磁同步電動機的牽入同步過程進行了原理性分析,論文也對電機參數對于電機起動性能影響進行了研究。Henceforth, we calculate the saliency ratio of improved motor by the way of " electromotive oprce method ", and simulate the start processions of original motor and the improved motor with matlab language. from the result of simulation, we can find that the improved motor have better pefformance than the original motor
此後本論文運用「電勢法」計算出轉子結構改進后永磁同步電動機的凸極比,並利用matlab語言對改進前後電機的起動過程進行計算機模擬,模擬結果表明改進后永磁同步電動機能獲得更好的起動性能。At the same time, compare with the common induction, the induction machine with compound cage rotor own the better starting performance
同時,將計算結果與普通感應電動機起動性能比較,表明了復合籠條轉子感應電動機具有良好的起動性能。At last, the starting process of the common induction machine is studied by simulation and the results are campared with that of the induction machine with compound cage rotor
同時對普通感應電動機的起動過程進行了模擬,並與復合籠條轉子感應電動機的起動性能進行了比較This results to the induction machine with compound cage rotor to be of good starting performance and working performance that is adjacent to that of the common squrril - cage induction machine. it can be applied broadly in many fields
這使得復合籠條轉子感應電動機不僅有良好的起動性能,而且有接近普通鼠籠型感應電動機的運行性能,在許多場合有廣泛的應用前景。The thesis realizes the control exciting winding method and the best exciting in towards polarity method provided in this thesis with singlechip ( at90s8535 ) and scr hardware. it proves these methods are accurate and available through the control exciting winding test. analyzing the stator current and exciting current test curves on a salient - pole synchronous motor with 2kw - 4 poles, it solves the starting - difficulty of salient - pole synchronous motors, and improves motors " starting capability
通過在一臺2kw 、 4極凸極同步電動機上進行異步起動試驗和分析試驗過程中的勵磁繞組電流和定子繞組電流的波形,證明了本文提出的勵磁控制線路的正確性和可行性,較好地解決了凸極同步電動機起動難的問題,同時改善了電機的起動性能。Abstract : this paper gives an analysis of staring function of vehicle rare earth permanent magnet staning motor and compares it with staring function of a excited dc motors
文摘:論述了稀土永磁汽車起動電機的起動過程;其起動性能優于直流串激式電動機。Through testing, this system reached the requests of improving the performance of ac motor start, it can start steadily and reliably under the condition that start - current of motor is controlled
本系統經過實驗調試,基本達到了改善鼠籠電機起動性能的要求,在保障降低電機起動電流的前提下,能夠滿足電機的平穩可靠起動。Based on researching all sorts of soft starters available, a complete full - digital smart motor controller with high performance based on dsp - tms320f240 is proposed in this paper. it can provide complete functions and improve the performance of start of ac motors
本課題在研究了目前國內外各種軟啟動器的基礎上,提出了一種以dsp - tms320f240為核心的高性能全數字化交流電機控制器,該控制器功能比較齊全,能顯著改善電動機的起動性能。Infection of low temperature to diesel engine starting performance amp; amp; measure of improving coldstart capability
低溫對柴油機起動性能的影響與改善Starting ability test
起動性能試驗分享友人