phase inverter造句
例句與造句
- Simulation model of space - vector pwm controlled three - phase inverter
控制的三相逆變器的仿真模型 - Development of 1 kva three - phase inverter with high - frequency soft - switching
整周模糊度動態(tài)快速求解 - Cathode phase inverter
陰極倒相器 - Three - phase inverter
三相反相器 - This paper study a two - phase inverter - fed induction - motor drive , which can be widely used for low - power . variable speed drive system
本文研究了一種兩相逆變器-異步電動機系統(tǒng)，該系統(tǒng)可廣泛應用于小功率、變速運行的場合。 - It's difficult to find phase inverter in a sentence. 用phase inverter造句挺難的
- Investigations on soft - switching three - phase inverters are overviewed , generalized , and evaluated , and the key problems on novel soft - switching three - phase pwm inverters are discussed in detail
在對軟開關三相逆變器研究現(xiàn)狀系統(tǒng)綜述、歸納和評價的基礎上，對新型軟開關三相pwm逆變器的關鍵技術問題進行了深入研究。 - In this paper , a novelty space vector pulse width modulation ( svpwm ) technique for the two - phase inverter - fed asynchronous motors system is proposed , which can be widely employed in the low or middle power level field
本文研究了兩相逆變器-異步電動機系統(tǒng)的svpwm控制技術，該系統(tǒng)可以廣泛應用于小功率、寬調(diào)速運行的場合。 - In this thesis a novel 9kva three - phase combined inverter , designed with this technique , is introduced . this inverter is made up of three independent single - phase inverters . each inverter can work separately
這種逆變器由三個單相逆變器構成，三相彼此獨立控制，每一相即可單獨工作又可組合成三相逆變器，因此帶不平衡負載能力強，使用場合靈活。 - Different power circuits and control strategy of the single phase inverter in parallel condition are first analyzed , and half - bridge inverter is selected as the power circuit and current hysteresis control is selected as the control strategy
本文首先對單相逆變器的主電路結(jié)構和控制電路的結(jié)構在并聯(lián)條件下進行了比較分析，最后選用了半橋結(jié)構的主電路和內(nèi)環(huán)為滯環(huán)控制的瞬時電壓電流雙閉環(huán)反饋控制方式。 - This paper mainly studies the parallel technology of the single phase inverter and presents a parallel strategy in which there is no power line connection but digital line connection among the inverter modules . this control strategy can be easily realized and the control effect is good
本文主要研究單相逆變器并聯(lián)控制技術，在所提出的逆變器并聯(lián)控制策略下各并聯(lián)模塊間只有數(shù)據(jù)連線，無模擬連線，而且控制簡單，環(huán)流抑制效果較好。 - These illuminate that voltage vector control of a low power tow phase inverter - fed induction motor driver as a pulse width modulation control of a two - phase inverter - fed induction motor driver system can effectively cancelled the low harmonic and improve the system performance
相對于方波等其它供電方式的控制，采用電壓空間矢量技術在小功率兩相異步電動機的變頻調(diào)速控制上的應用可使轉(zhuǎn)矩脈動減少，效率提高，具有一定的經(jīng)濟性和實用性。 - Multiferroelectric magnetoelectri materials have a spontaneous polarization that can be reoriented by an applied electric field , a spontaneous magnetization that can be reoriented by an applied magnetic field . these materials have been exploited as transducer , waveguides , switches , phase inverters , modulators , etc . which also find a lot of technological applications in radioelectronics , optoelectronics , microwave electronics in instrumentation
這類材料同時具有鐵電和鐵磁材料的性能可以應用到傳感器，波導器件，轉(zhuǎn)換器，相位倒相器，變頻器，調(diào)節(jié)器等，在無線電電子學，光電子學，微波電子學等領域的發(fā)展具有重要意義。 - The study has completed the design of two - phase inverter and made up of the two - phase inverter - motor system for experimental use it is a variable frequency adjustable speed system with a open - loop control of rotational speed , which consists of voltage - controlled oscillator circulating assign device inverter circuit and two - phase induction motor a accurate mathematical model is set based on the whole system , and simulator program of dynamic and steady condition is established , which is used to calculate the dynamic and steady performance by kron and symmetrical coordinate converter by simulator calculation and experimental research with specific parameter of the system , a comparison is made between predicted and experimental characteristics , experimental measurements are shown to compare closely with corresponding theoretical result it is compared with some variable frequency adjus table speed system comprising inverter and single - phase induction motor from the system efficiency torque pulsation and the effect of two - phase inverter capacitance based on the conclusion , harmonic cancellation pulse width modulation control of a two - phase inverter - fed induction - motor drive system is researched , which cancelled the low harmonic and improve the system performance
通過對電機的kron變換和對稱分量變換，建立了系統(tǒng)較精確的數(shù)學模型，編制了系統(tǒng)動態(tài)及穩(wěn)態(tài)運行的仿真計算程序分別計算系統(tǒng)的動態(tài)和穩(wěn)態(tài)性能。通過對系統(tǒng)的具體參數(shù)進行了仿真運算和實驗研究，實驗和仿真結(jié)果進行比較，說明實驗和理論較為一致，并從系統(tǒng)效率、轉(zhuǎn)矩脈動及兩相逆變器電容的影響等方面與各種逆變器和單相異步電動機組成的變頻調(diào)速系統(tǒng)加以比較。在此基礎上，對兩相逆變器供電-異步電動機系統(tǒng)使用諧波抑制pwm控制進行了研究，由于減少了低次諧波，改善了系統(tǒng)性能。 - Based on comparison of several motor candidates , doubly salient permanent magnet ( dspm ) motor is a good choice for it ’ s outstanding performance . similar to conventional drive system , dspm brushless dc motor ( dspm - bldcm ) is composed of dspm motor and it ’ s controller . the controller is made up of three - phase full - bridge inverter , driver , dsp control unit and etc . for high power system , every switch of three - phase inverter is actually made up of four mosfets in parallel
在充分考慮國內(nèi)外不同的液壓泵電動機的基礎上,本文選用了雙凸極永磁電機作為整個系統(tǒng)的電機本體,并配以電動機控制器(控制器包括三相橋式功率變換器、驅(qū)動電路、 dsp主控單元、電流采樣及預處理和位置采樣及預處理等主要部分)組成整個液壓泵電動機系統(tǒng)。 - This paper study a two - phase inverter - fed induction - motor drive , which can be widely used for low - power , variable speed drive system . the study has completer the design of two - phase inverter and made up of the two - phase inverter - motor system for experimental use . it is a variable frequency adjustable speed system with a open - loop control of rotational speed , which consists of singlechip controller , power drive device , inverter - fed device , a low power tow phase induction motor and safeguard circuit
本文研究了一種新型電壓空間矢量控制兩相逆變器?異步電動機的變頻調(diào)速系統(tǒng)，該系統(tǒng)可以廣泛應用于小功率、寬調(diào)速運行的場合。本項研究完成兩相逆變器的設計，并組成了試驗用的兩相逆變器?異步電動機系統(tǒng)。系統(tǒng)是一個轉(zhuǎn)速開環(huán)的變頻調(diào)速系統(tǒng)，由單片機機控制電路、功率驅(qū)動電路、逆變器主電路、保護電路組成。
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