有通用電源的 的英文怎麼說
中文拼音 [yǒutōngyòngdiànyuánde]
有通用電源的
英文
all-mains- 有 : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
- 通 : 通量詞(用於動作)
- 用 : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 源 : 名詞1. (水流起頭的地方) source (of a river); fountainhead 2. (來源) source; cause 3. (姓氏) a surname
- 的 : 4次方是 The fourth power of 2 is direction
- 通用 : be in common use; be current; apply or be used universally
- 電源 : source; current source; electric source; power pack; power supply; power source; source of power ...
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In this paper, the design of a practical sort of high performance biquadrates elliptic active band - pass filters is emphasized, and then the design techniques and how to calculate the resistors and capacitances, how to make computer simulation and tolerance analysis with computer are described in detail
摘要本文我們重點介紹了一種實用的雙二次型高性能橢圓函數有源帶通濾波器的設計方法,詳細介紹了該濾波器的設計步驟及阻容元件的參數計算,並對設計出的電路用計算機進行模擬模擬和容差分析。Finally, because high - speed power solenoid valve is one of the most important executive parts in the electronic control diesel engine and the performances of diesel engine are strongly related to the solenoid valve, the response performance of the solenoid valve is investigated. the response performance of the solenoid is influenced by many factors, such as driving voltage, electric driving unit etc. in order to have high excitation voltage and in low maintaining voltage, a high - low voltage electric driving unit is designed, and in order to make the solenoid valve close more rapidly, an active free - wheeling circuit and a bootstrapping circuit are designed in the electric driving unit, too. in the high - low electric driving unit, high voltage and low voltage are supplied by the dc - dc device and by the accumulator respectively
高速強力電磁閥的響應性能除了與閥本身的結構和材料有關外,與驅動電壓、驅動電路的設計密切相關,本文通過分析,首先開發出一種高低壓驅動電路,高壓電源是山升壓式dc - dc原理獲取的,低壓由蓄電池本身提供,實現高壓強激和低壓維持的功能,電路中採用有源續流電柴汕機中卜軌知介系統的設訓及其七川j敝略的叭究路進行續流,加誣了電磁閥的關閉速度;採用自舉吐路,降低了場效應管對驅動電壓的要求。On the basis of safe and reliable principle, the product of dajia brasnd is adopted new technology & new process to ensure perfect product performance sructure and good looking and novel in appearance. the corp. nowadays is capable of producing dozens of series and several - dozen of varieties products, such as physical restoration instruments, biochemical equipments, medical machine and power supply devices. the products are well selling both at hoine and abroad, and earned highly commend from broad customersthe corp ' s spirit of ” honesty, diligence, factualism and opening up ” is embodied fully
達佳牌產品在安全、可靠的原則上,採用新技術、新工藝,通過不斷更新換代,保證了產品性能、結構更趨完善、外觀更美觀新穎.目前企業具有生產理療康復儀器、生化設備、醫療器械和電源設備等十多個系列幾十個品種的能力.產品暢銷國內外,深受廣大用戶的贊譽,充分體現了「真誠、勤奮、求實、開拓」的企業精神This article combines the theory and reality ; try to explore the major effects and changes of relationship between consumers and business from the retail aspect, and tries to show how to gather all the resources efficiently with the real case of shijiazhuang guoda group, how they developed the multiple shop to a sale station, a service station, a circulation station and an information station for merchandise, how they made the geographical shop well - combined with the virtual online sale and improved the competition power of the company, the main objective is to share the experience with the sister industry
本文通過理論與實際應用相結合,從流通創新角度論述電子商務實現了消費者和企業之間信息的快速互動式溝通,使流通業發生了深刻變革,對整個流通業產生的革命性影響,並以石家莊國大集團公司為案例闡述了如何有效進行資源整合,將連鎖便利店發展成為商品的銷售站點、服務站點、物流站點和信息站點的快捷便利的服務平臺,將地理性店鋪網路與虛擬性網上銷售有機結合,提升了企業核心競爭力,旨在為同業提供可借鑒經驗。Low noise amplifier ( lna ) is widely used in front end of a received set of mobile communication 、 wireless radio 、 blueteech technology and so on 。 the active device is the core of the circuit and has significant effects on the whole equipment, therefore, the design of the active device is vital in lna
微波低噪聲放大器( lna )廣泛應用於移動通訊、無線電、藍牙技術等的rf前端。 lna中的有源器件是整個電路的核心,對整個放大器電路的性能有著重要的影響,因此有源器件的設計是lna的關鍵技術之一。A new laser source of optical communication, erbium - ytterbium codoped phosphate glass waveguide laser that was provided with more prominent performance than semiconductor distribution feedback ( dfb ) laser, has been investigated globally from 1990s. the laser can meet many rigorous demands of wdm systems. the 1. 54 m laser emitted by the laser accords with the interrelated standard of international telecommunications union ( itu ), therefore, a splendent foreground can be predicted about this kind of laser in future optical communication
基於鉺、鐿摻雜磷酸鹽玻璃基片的光波導激光器是一種新型通信光源,具有傳統的分佈反饋半導體激光器所不能比擬的優點,能滿足波分復用/密集波分復用技術對光源提出的諸多高新要求,所發射的1 . 54 m激光符合國際電信聯盟規范,在未來光通信中有著廣闊的發展前景。What is more, these cables run from the switching room to the transmission room, occupying a great deal of channel space between stories, which is even more precious than machine room space. to solve this problem, 2. 5g transmission equipment has to be used as bridge cable between stories
同時電纜要從交換機房布放到傳輸機房,需佔用大量樓層間的通道,通道的資源對我們來說比機房的面積還要寶貴,已經有很多機房樓出現這樣的問題,由於通道資源不足,只好用昂貴的2No utility service is present in typical prime power applications
通常在沒有市電供應,發電機組作為首要電源的場合使用。Hunan general motor pump industry limited a complete range of products, involving metallurgical machinery, mining transport, energy development, power plant auxiliary equipment sets, urban transport, ships, ports and offshore drilling platforms electrical and mechanical equipment, power distribution equipment, high - rise city, - complete sets of equipment, water supply and drainage pumping station complete sets of equipment, water projects, environmental protection projects, as well as wire and cable, electrical materials
湖南通用電機泵業有限公司的產品門類齊全,涉及冶金機械,礦山采運,能源開發,電站輔機成套,城市交通,船舶,港口和海上鉆井平臺機電設備,輸配電設備,城市高樓電控成套設備,給排水泵站成套設備,水利項目,環境保護項目以及電線電纜,電工材料等。Gb1094. 5 - 85 power transformers part 5 ability to withstand short circuit only applies to power transformers, not to balanced transformers. if short - circuit test on balanced transformers can be performed by means of single phase supply instead of three phase supply, and other special transformers can also be done in this way, so it is very significant to improve test capacity of transformer laboratory in our country
變壓器的短路強度只能通過短路試驗來驗證,國家標準gb1094 . 5 - 1985 《電力變壓器第5部分承受短路的能力》只適用於電力變壓器,對平衡變壓器等特殊變壓器並無具體規定,對于平衡變壓器,如果可以用單相電源預先短路法模擬三相電源的短路試驗,那麼其它特種變壓器的短路試驗也可以參照進行,這對提高我國變壓器試驗室的試驗能力具有重要意義。Through analyzing the present chengdu electronic government network with the economical and practical thought, the paper propose a solution that selects domestic nc ( network computer ), domestic servers, and domestic linux os to build up a economical and adequate foundation information platform ; that uses open source java tools to develop essential and effective electronic government cooperation office software corresponding with our national conditions, addressing the demand of daily archives transfer, information communication and conference management ; that develops the data exchange engine based on xml and mail to apply safe data exchange between the office software in the electronic government network and the government portal in the internet, according to the logic separation of the electronic government network and internet
本論文本著經濟實用的思想,利用成都市現有的電子政務網路進行合理劃分、設計,合理選型國產nc網路計算機( networkcomputer ) 、國產linux操作系統來搭建經濟、夠用的基礎信息平臺:利用開源的java工具開發適合中國國情簡潔、有效的電子政務協同辦公軟體,可滿足政府日常公文流轉、信息溝通、會議管理等需求:根據電子政務外網與公網邏輯隔離的特點,開發基於xml和郵件的數據交換引擎實現電子政務外網中辦公軟體和公眾網中政府門戶網站的安全數據交換。Solid laser pumped by semiconductor laser has the advantages of laser diode and solid laser, so it develops rapidly in recent years and gets the extensive application in the fields of military, communication, processing and scientific research, etc. in order to meet the demands for laser power of semiconductor solid laser pump solid yag laser, i synthetically adopt the singlechip digital automatic control technology which is extensively used in the intelligent instruments, products of electromechanical integration and automatic control system, lcd technology, pc switch technology and steady voltage, invariable current technology
半導體激光泵浦的固體激光器由於兼有了激光二極體和固體激光器的雙重優點,近年來得到迅速發展,並在軍事、通訊、加工和科研等領域中得到廣泛的應用。本文針對半導體固體激光器泵浦固體yag激光器系統對激光電源的要求,並且綜合運用了當前在智能儀表、機電一體化產品、自動控制系統中應用廣泛的單片機數字化自動控制技術、 lcd顯示技術、 pc開關技術及穩壓、恆流技術,研製了脈沖半導體激光電源。As to the video signal, alarm signal, control signal, are all weak electricity signal, exceedingly easily be subjected to the jam, in case the power supply system does not steady, wave propag ation is greatly, the harmonic content of power source overtops, the veins wave factors are great unduly, and even power source equipment breakdown, outputting abnormal, will be about to affect the video signal image effect, and dependability cuts downs to the security and alarming system. we adopt fast fu lye ' s mutation rule - fft alternatives, by the way of carrying fft alternatives to the local junction circuit, regulated power supply, ups ' s power source, and switch power source, thereby diagnose every degree harmonious wave content of power souse, and abnormal coefficient, compared to the normal working situation. thereby diagnose out the working condition of the regulated power supply, ups ' s power source, and switch power source
如果有供電系統不穩定、波動大,電源的諧波含量過高,紋波系數過大,乃至電源設備損壞、輸出異常等情況出現,將會嚴重影響視頻信號的圖像效果,大大降低防盜系統的穩定性和可靠性,我們採用快速傅利葉變換原理,即fft變換,通過對市電、穩壓電源、 ups電源、開關電源等的電壓信號進行fft變換,從而得出信號中各次諧波的含量及信號畸變系數,並將其與正常工況下的參數進行對比,從而進一步診斷出穩壓電源、 ups電源、開關電源等設備的運行狀況;組成監控系統的設備長期處于工作狀態,往往由於設備散熱條件不好、設備老化故障等原因導致設備表面溫度過高,從而影響設備的正常運行,降低設備的使用壽命。There are many kinds of power switches on the home hold electronic appliances and most of them don ’ t have remote control interfaces, but all of them are connected to the electrical outlets, if the outlets are controlled on and off in the distance, we can control the power supplies of the home hold electronic appliances, in order to eliminate the electronic appliance fire hidden troubles
家用電器的電源開關方式多種多樣,而且大多數家用電器都不具備遠程控制介面,但是所有的電器設備都是連接在電源插座上,如果能夠遠程控制電源插座的通斷,就可以達到控制家用電器電源通斷的目的,及時消除火災隱患。Abstract : in recent years, with the successful application of hig h - frequency switching power supply in communication power, there are a lot of con trol circuits for power factor compensation now. in this article, the writer reco mmands a kind of practical and reliable control circuit
文摘:近幾年來,高頻開關電源成功地應用於通信電源上,而用於功率因數校正的控制電路有多種,現只介紹一種實用可靠的控制電路的功能、特點及控制方法Chaotic switching signal obtained from chua ' s circuit was used to control buck dc / dc converter. by compared the power spectrum of input current between chaotic modulations and classical pwm, it demonstrate that chaotic switching modulations have good effect on spreading power spectrum, which can be used to reduce the level of emi and to improve emc of smps
通過對四種混沌調制模式下變換器輸入電流與周期pwm模式下輸入電流頻譜的分析比較表明,混沌調制技術在擴展頻譜方面有良好的效果,可以用於降低開關模式電源的電磁干擾( emi )水平,改善電磁兼容性( emc ) 。This paper is aimed at the developed tendency for the industrial supervision in which the conmnmicatioan power - supply distribution of supervision system in the fieldbus technigue can is provided. the defaults what exist in by traditional supervision system of collecting and distributing controlling can be resolved effectively
本文針對工業監控領域的發展趨勢,提出了一種基於can現場總線技術的通信電源分散式監控系統的解決方案,有效地解決了傳統監控系統採用集散控制方式存在的缺陷。Usually the low power operational amplifier is designed with rail to rail output stage, whose signal dynamirange is small, its output driving force is not strong, here it is designed with voltage displacement stage, and the strong driving force and the low power consumption in this circuit are achieved. with 5v single power, this amplifier consumes only several a, 100khz unity - gain frequency, achieves 80db dc open gain and 55 phase margin for a 100pf load capacitance and a 1m load resistance and other advantages
通常設計的低功耗軌對軌輸出運算放大器中,由於信號的動態范圍比較小,它的輸出驅動能力不強,這里設計的是採用電平位移電路同時實現了電路的強驅動能力與低功耗,它具有在單電源電壓5v的條件下,靜態工作電流只有幾微安,單位增益帶寬達100k ,開環增益能達80db以上,相位裕度也能達55度,輸出源沉電流達500微安以上等優點。Having overcome the disadvantages of ponderous, inefficient linear power source, switch power supplies are widely applied in power motion, industrial, communication, pc, office and family electronics equipment etc. but the ripple and low precision make it impossible to replace linear power source completely
對比傳統的線性電源,開關電源具有體積小、效率高的優越性,從而在電力傳動、微型計算機、家用電器、通訊電源等領域中得到廣泛應用。然而,因其輸出精度較低、有開關紋波等因素,在高性能應用場合尚未完全取代線性電源。This local supervision & control system of communication power supply has very friendly user interface and it has also more flexible and efficient performance and less expensive cost. these merits make the production factory be most willing to abandon the old manner of supervision & control. therefore it has far - ranging application foreground
該監控系統不僅有著高度友好的用戶界面,而且能以更靈活、更有效地性能、更低的成本來完成通信電源設備的現場監控功能,讓生產廠家放心地舍棄原有的監控方式,因此它有著廣泛的應用前景。分享友人