電能變換 的英文怎麼說
中文拼音 [diànnéngbiànhuàn]
電能變換
英文
conversion of electrical energy-
It is advisable to submit the battery charger or acdc adaptor as well
此外,最好能同時呈上電池充電器或交流變換器。This paper refers to several creation in compatibility with large volume of fed display and conversion of different video signal. it firstly used special central chip al300, designed correlative circuits, successfully developed vga full - color fed console system, compatible with resolution 1280 1024, achieved functions such as multi - video signal conversion and interleaving, met vga ’ s resolution of fed. it firstly designed and fabricated vga interface and separated video interface - - s - video, converting several video signals to 24 bits full - colored digital image signal in fed driving system, achieved separation of luminance signal and chromatism signal, enhanced the bandwidth of luminance signal
首次採用平板顯示專用控制晶元al300 ,設計並製作了相關配套電路,支持的最高解析度是1280 1024 ,實現解隔行和多種視頻格式轉換的功能,滿足了fed顯示屏對vga解析度的要求。首次在基於fpga的vga級彩色fed控制系統中設計並製作了vga介面和分離電視信號s - video介面,可以將多種視頻信號變換為fed驅動系統可用的24位彩色數字圖像信號,實現亮度信號和色差信號的分離,提高了亮度信號的帶寬。This paper introduces the fundamental and characteristic of the fuel cell, analyzes the necessity and detail scheme of adding assistant energy sources to the fuel cell power generation system. considering for the special demand of the fuel cell power generation system, this paper gives out a push pull forward converter ( ppfc ) with passive and lossless dual cdd snubber circuit
本文首先闡述了燃料電池的基本原理和性能特點,分析了在燃料電池發電系統中引入輔助能源系統的必要性及具體的配置方案,然後針對燃料電池發電系統對dc / dc變換器設計的特殊要求,提出了一種加雙cdd無源無損緩沖電路的推挽正激變換器( pushpullforwardconverter , ppfc ) 。Compared to the traditional converter, the new one can transform electric power from a static part to a rotary part without an electrocircuit connection, which makes the contactless power transform come true. one application of this converter is to supply a steady and regulable excitation circuit for synchronous generator by integrated its second winding with the motor while its primary winding is static. the thesis gives two methods of the rotating converter design paticullarly : flyback and fullbridge, and explains how the circuits are designed
通過理論分析、模擬分析和實驗驗證,得出這兩種旋轉變換器都能進行感應電能傳輸,但它們的傳輸功率是不同的,反激式旋轉換器最大隻能傳輸幾十瓦功率的感應電能,因此只能用在感應電能傳輸較小的場合,或者信號傳輸的場合;而全橋式旋轉變換器能傳輸較大的功率,可用於電機的新型無刷勵磁方案中。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A 21 - centimeter photon is much less energetic than the photons typically emitted by hydrogen as electrons jump between orbits
21厘米光子的能量遠比一般氫原子因電子變換軌道而發射的光子來得低。The thesis discussed a parameter extraction program for the mosfet level1 model. in the analysis and design of circuit, at first, the thesis described the system function of the new dc - dc switching converter. then several sub - circuits of converter ic such as oscillator, over - temperature shutdown circuit, auto - restart counter circuit and control circuit were completely discussed
在電路設計中,本文首先分析了開關電源電路的基本拓撲結構和psm調制模式,接著對開關電源變換器進行了系統的原理分析並設計了總體框圖,然後詳細設計了振蕩器電路,熱保護電路,自動重啟計數器電路和主控門邏輯等子電路並進行了功能模擬。A novel three - level ac chopper is proposed, which is a new multi - level converter applied to high voltage conversion, and utilizes more electric levels to form output voltage and decrease the harmonic content of output waveform
摘要提出一種用於高壓電能變換的新型三電平交流斬波電路,該電路允許使用低電壓等級的器件完成高壓電能變換,並採用較多的電平數去逼近所希望的波形,使輸出電壓或電流的質量大大提高,諧波含量減少。Based on redundancy, a multilevel converter topology with self - repair ability was proposed
基於冗餘思想,提出了一種具有自修復功能多電平變換器拓撲。Because the switches suffer only the half of the input voltage, the three - level ( tl ) converters have been attracting more and more attentions. this thesis proposes a family of zero - voltage - switching multi - resonant three - level dc / dc converters
三電平變換器可以降低開關管的電壓應力,並且可以減小輸出濾波器(或儲能元件)的大小,近年來逐步成為電力電子技術的一個研究熱點。The converter had the virtues of high integration level, high efficiency, high reliability and low cost. it can be formed high efficiency power supply by using a few external components
開關電源系統由於其具有高效率、高可靠性、體積小和抗干擾能力強等優點,使得開關電源變換器電路成為國內外廣泛研究的對象。This paper mainly describes the small signal model and properties of the dc / dc converter, the optimum control model of the dc / ac inverter and analyses the stability and dynamic characteristics of the system. the experimental results show that the static inverter achieves high performance target
本文主要對6kva電源變換器系統進行了分析,包括前級dc dc變換器的小信號特性,后級dc ac逆變器的最優控制模型,分析了系統的穩定性和動態性能,模擬和實驗表明該電源變換器具有高的性能指標。In fact, it has been committed to studying the energy saving technique in conversion of electrical energy and developing the electronic energy saving products for more than a decade
十多年來我們一直致力於電能變換的節能技術研究和電力節能產品的開發。In general, most of recent wind power generation systems are connected to the local or global power grid via an electrical power conversion system, which mostly consists of two converters namely generator - side and grid - side converters
一般來說,大多數最近開發的風力發電系統都是通過電能變換裝置與地區電網或者全國性電網相連。此種電能變換裝置包括發電機側變換器和電網側變換器。Multilevel inverter technology is a pop research in high voltage and high - power converting fields. it can synthesize multilevel output with the distribution of dc voltage and the combination of different switching actions to reduce voltage stress across the switches and bulk of the equipment, and lessen output harmonic distortion and switching loss of the inverter
多電平逆變器是當前高壓大功率電能變換領域中的研究熱點之一,它通過對直流側的分壓和開關動作的不同組合,實現多電平階梯波輸出電壓,能有效地減小器件承受的電壓應力,縮小裝置體積,減小輸出電壓諧波和開關損耗。Chapter 5 describes how to design fuzzy control rulers by reverse pulse algorithm, which solves the problem of fast charging on the storage battery. this method is applied to improve the efficiency of power conversion and shorten the charging time
第五章從蓄電池快速充電理論出發,根據馬斯定律,以電壓和溫升作為控制變量,運用反向脈沖模糊控制演算法對蓄電池快速充電進行模擬,用以提高電能轉換效率,縮短充電時間。Though standard cast resin dry - type transformers can meet the demands of most consumers. we still have to proceed special designing of transformers for special application field and operating conditions, such as single phase transformers, regulating transformers with onload tap changer, double voltage transformers, isolating transformers, rectifying transformers, earthing transformers and transformers with special tapping arrangement, which we are supplying to consumers all over the country
雖然標準的樹脂絕緣乾式變壓器已能滿足大多數用戶的要求,但是對于某些特殊的應用領域與使用條件仍需我們進行特殊設計。諸如單相有載調壓雙電壓變換隔離整流接地以及有特殊出線排列的變壓器,我公司在不斷地提供給各地的用戶。The paper, first, analyses the basic principles of linear - voltage regulator and presents the electrical characteristics of the circuit system
文中首先分析了線性電壓變換器的基本原理,並給出了電路系統的性能參數。If such additional devices as are added, recording mechanism, and electric mapping device, then recording, remote transmission, alert, automatic control, etc. will be realized
若增加附加裝置,如記錄機構、電氣變換裝置、控制元件等,則能實現壓力的記錄、遠傳、報警、自動控制等。The digital control is the main direction in the development of controlling electronic inverter. the digital control system has advantages of flexible control, high integration, strong anti - disturb ability, the realization of advanced control arithmetic and the convenience of real - time control. the system based dsp can realize flexible and precise real - time control as well as malfunction monitor by software
數字化是電力變換器控制發展的主要方向。數字控制系統具有集成度高、抗干擾能力強、控制靈活、可實現先進的控制演算法和便於實時控制等優點。採取dsp作為逆變器的控制核心,可以用軟體很容易地實現靈活、準確的在線控制與全部故障檢測。分享友人