電流范圍 的英文怎麼說

中文拼音 [diànliúfànwéi]
電流范圍 英文
current range
  • 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...
  • 流 : Ⅰ動1 （液體移動; 流動） flow 2 （移動不定） drift; move; wander 3 （流傳; 傳播） spread 4 （向壞...
  • 范 : 名詞1 [書面語] （模子） pattern; mould; matrix 2 （模範; 榜樣） model; example 3 （范圍） boundar...
  • 圍 : Ⅰ動詞1 （四周攔擋起來 使裡外不通; 環繞） enclose; surround; corral 2 （繞; 裹） wrap Ⅱ名詞1 （四...
  • 電流 : current; galvanic current; electric current; electricity; current flow電流保護裝置 current protec...
  • 范圍 : scope; limits; extent; boundary; confines; range; range dimension; spectrum
  1. A white led driver circuit is presented in this paper. the circuit drives up to four white leds with regulated constant current for uniform intensity. by utilizing proprietary adaptive 1x / 1. 5x modes and ultra - low - dropout current regulators, it maintains the highest possible efficiency over the full 1 - cell li + battery input voltage range

    整體電路以恆定電流驅動4隻白光led ，利用1倍/ 1 . 5倍分數型電荷泵和低壓差電流調節器，在整個鋰電池供電電壓范圍內保持最高的效率，並使四個白光led獲得均勻的亮度。
  2. The key parts of barretter are made of irf840 field - effect transistor, the magnetic ring and high frequency choking coil which adopting negative temperature index. such components can provide barretters a wide applicable voltage 160v - 250v. low power consumption, minor temperature rise, stable functions, long life - span

    鎮流器核心元件採用irf840場效應三極體，磁環及高頻扼流圈採用負溫系數，這樣的元件選擇使整流器適用電壓范圍寬160v - 250v ，功耗低，溫升小，性能十分穩定，確保其擁有很長的壽命。
  3. Dexterous control due to the low consumption & wide voltage range dc coil inside, while electronic thermal overload relay provides precise protection against all kinds of fault

    低功耗、寬電壓范圍接觸器線圈，寬范圍整定電流（ 4倍）電子式熱繼電器，控制保護精準無誤；
  4. Allstar - over the sales management you can receive offers and prices by telephone on devices, equipment, parts in addition to traffic, components, handling and / or on alternators

    作為一家令客戶滿意的製造商和供貨商， allstar為您提供裝備，建築構件、組合部件，交通，部分、片段，加工處理，備件，交流發電機范圍內多方面的、最新的產品。
  5. The driver has the quiescent current under 1 a and also has soft - start circuitry to limit inrush current flow at power up. the chip can be operated normally in the temperature range of - 40 to 85 according to the simulation results. the brightness of the white leds can be controlled by using a dc voltage or a pwm signal applied to the pin with a few external components added

    系統採用0 . 5 mcmos工藝;輸入電壓范圍為2 . 7v到5 . 5v ;在關閉狀態下消耗電流小於1 a ;具有軟啟動功能，可減小啟動過程中的浪涌電流;具有短路及過熱保護功能，工作溫度范圍為- 40至85 ; led亮度控制可以通過外加dc或pwm電壓信號和很少的外部元件實現。
  6. The chip is mainly applied to the portable electronic products with the following features : 2. 7v to 5. 5v input voltage range ; the 1mhz fixed frequency ; - 40 to + 85 operating temperature ; two digital inputs control on / off and select amongst three levels of brightness ; thermal shutdown and under voltage shutdown protection, low 0. 1 a shutdown current ; soft - start limits inrush current

    該晶元主要應用於便攜式電子產品，其輸入電壓范圍為2 . 7 5 . 5v ，工作頻率為固定的1mhz ，可大幅度降低輸入紋波和emi輻射，工作溫度范圍為- 40 + 85 ，可使用外部使能控制信號調節led亮度及控制晶元關斷與否，具有過溫保護和輸入欠壓關斷保護功能，完全關斷模式下關斷電流可低至0 . 1 a ，具有軟啟動功能以限制啟動時的浪涌電流。
  7. Trip rated current ranges from 300 ma to 30a

    額定電流范圍從300ma至30a
  8. High current range 20 ma to rated 1

    低電流范圍20 ma至額定1
  9. These terminals using prefabricated units assembled structure or overall structure of taiwan, rated current ranges from 10a to 350a

    這些端子臺採用預制構件拼裝結構或整體結構，額定電流范圍從10a至350a 。
  10. Switching currents ranging from a few micro - amps to 100ma allow the magswitch to be easily integrated into almost any control system

    開關電流范圍從幾微安到100ma使得磁控開關可以容易的被集成到幾乎任意一種控制系統中。
  11. With computerized management, users purchase electricity first and then consume it ; maximum power can be limited in rated current limited by power supply department ; one meter is specially provided with one ic - card. electricity will not be cut off if the provided card loses. a make - up ic - card will work as well ; ic - card can transfer dataset bi - directionally and cut off electric current automatically, warning user of purchasing power ; when quantity of electricity turms to zero, it can switch off electicity automatically ; it s supplied with power - stealing prevention software

    應用計算機管理，先購電後用電在額定電流范圍內能限制最大使用功率由供電部門限定一表一卡。專卡專用，失卡不失電，補卡再用點卡能雙向傳遞數據能自動斷電告警用戶購電電量為零時，自動拉閘斷電並具有一定的防劫電軟體設計等。
  12. In order to measure the characteristics of such semiconductor optical amplifier, we adopted a set of measurement system. this measurement system can be used to measure the characteristics of all kinds of active or inactive optical passive components. such device presents good polarization insensitivity ( < 0. 9db ), wide 3db bandwidth ( > 33nm ) at 0 - 200ma and different input signal light wavelength and power, the maximum fiber - to - fiber gain of 10db, lossless operation current of 50 - 75ma for different input signal light wavelength and power, large extinction ratio ( > 50db ) and lower noise figure ( nf ) ( < 8db )

    與張瑞英博士一起，首次利用該種有源區結構制備出偏振不靈敏半導體光放大器，並在0 - 200ma注入電流范圍內獲得33nm的3db帶寬，在不同信號波長，不同信號功率0 - 200ma的注入電流范圍內，偏振相關損耗均《 0 . 9db ，在耦合差損為7db / facet的條件下，最大fiber - to - fiher增益達10db ，無損操作電流為50 - 70ma ，消光比達50db以上，而噪聲指數則低於8db ，最小可達4 . 6db 。
  13. The thesis has done the widespread investigation and study to the domestic and foreign ’ s technologies of analogy low voltage and low power, and analyzes the principles of work, merts and shortcomings of these technologies, based on the absorption of these technologies, it designs a 1. 5v low power rail - to - rail cmos operational amplifier. when designing input stage, in order to enable the input common mode voltage range to achieve rail - to - rail, it does not use the traditional differential input pair, but use the nmos tube and the pmos tube parallel supplementary differential input pair to the structure, and uses the proportional current mirror technology to realize the constant transconductance of input stage. in the middle gain stage design, the current mirror load does not use the traditional standard cascode structure, but uses the low voltage, wide - swing casecode structure which is suitable to work in low voltage. when designing output stage, in order to enhance the efficiency, it uses the push - pull common source stage amplifier as the output stage, the output voltage swing basically reached rail - to - rail. the thesis changes the design of the traditional normal source based on the operational amplifier, uses the differential amplifier with current mirror load to design a normal current source. the normal current source provides the stable bias current and the bias voltage to the operational amplifier, so the stability of operational amplifier is guaranteed. the thesis uses the miller compensate technology with a adjusting zero resistance to compensate the operational amplifier

    本論文對國內外的模擬低電壓低功耗技術做了廣泛的調查研究，分析了這些技術的工作原理和優缺點，在吸收這些技術成果基礎上設計了一個1 . 5v低功耗軌至軌cmos運算放大器。在設計輸入級時，為了使輸入共模電壓范圍達到軌至軌，不是採用傳統的差動輸入結構，而是採用了nmos管和pmos管並聯的互補差動輸入對結構，並採用成比例的電流鏡技術實現了輸入級跨導的恆定;在中間增益級設計中，電流鏡負載並不是採用傳統的標準共源共柵結構，而是採用了適合在低壓工作的低壓寬擺幅共源共柵結構;在輸出級設計時，為了提高效率，採用了推挽共源級放大器作為輸出級，輸出電壓擺幅基本上達到了軌至軌;本論文改變傳統基準源基於運放的設計，採用了帶電流鏡負載的差分放大器設計了一個基準電流源，給運放提供穩定的偏置電流和偏置電壓，保證了運放的穩定性;並採用了帶調零電阻的密勒補償技術對運放進行頻率補償。
  14. Live working - minimum approach distances for a. c. systems in the voltage range 72, 5 kv to 800 kv - a method of calculation

    帶電作業.電壓范圍為72 . 5 kv至800 kv的交流系統的最小安全距離.計算方法
  15. On - line monitoring of hvcb is the precondition of predicting maintenance, is the key element of reliable run, and is the important supplement to the traditional off - line preventive maintenance in fact, the faults are made by hvcb, no matter in number or in times, is over 60 % of total faults so it has determinative importance for improving the reliability of power supply and this can greatly decrease the capital waste used by - dating overhaul in this paper, the inspecting way of hvcb mechanism characteristic is discussed the concept of sub - circuit protector is presented, the scheme that we offered has been combined with sub - circuit integrality monitoring theory, to ensure that it has the two functions as a whole according the shut - off times at rated short circuit given by hvcb manufacturer, the electricity longevity loss can be calculated in each operation, and the remained longevity can be forecast too an indirect way for calculating main touch ' s temperature by using breaker shell temperature, air circumference temperature and breaker ' s heat resistance is improved in this paper, and main touch resistance can be calculated if providing the load current msp430, a new single chip microcomputer made by ti company, is engaged to develop the hardware system of the on - line monitoring device, and special problem brought by the lower supply voltage range of this chip is considered fully

    高壓斷路器所造成的事故無論是在次數，還是在事故所造成的停電時間上都占據總量60以上。因此，及時了解斷路器的工作狀態對提高供電可靠性有決定性意義；並可以大大減少盲目定期檢修帶來的資金浪費。本文論述了斷路器機械特性參數監測方法；提出了二次迴路保護器的概念，並將跳、合閘線圈完整性監視和二次迴路保護結合起來，給出具有完整性監視功能的二次迴路保護器實現方案；根據斷路器生產廠家提供的斷路器額定短路電流分斷次數，計算每次分閘對應的觸頭電壽命損耗，預測觸頭電壽命；提出根據斷路器殼體溫度和斷路器周圍空氣溫度結合斷路器熱阻來計算斷路器主觸頭穩態溫升的方法，並根據此時的負荷電流間接計算主觸頭迴路的電阻；在硬體電路設計上，採用美國ti公司最新推出的一種功能強大的單片機msp430 ，並充分考慮該晶元的適用電壓范圍給設計帶來的特殊問題；在通信模塊的設計中，解決了不同工作電壓晶元之間的介面問題，並給出了直接聯接的接線方案。
  16. The experiment result shows that the current control system based on analog component has many strong points, such as simple structure, short stability time, high current stability, good temperature performance, and wide input voltage range etc. long - term instability of single - arm current is less than 1 10 - 3, and subtraction instability of two - arm current is less than 2. 2 10 - 5, which satisfies the request of high precision current control power supply for north - finder based on rlg

    實驗結果表明，由模擬器件構成的穩流系統具有結構簡單、瞬間即可穩住電流、電流穩定度高、溫度性能好、輸入電壓范圍寬等特點，單臂電流長期穩定度優於1 10 - 3 ，兩臂電流差值穩定度達到2 . 2 10 - 5 ，基本滿足了激光陀螺尋北儀中穩流電源的要求。
  17. The zero - voltage - switching ( zvs ) pwm hybrid full - bridge three - level ( h - fb tl ) converter can operate in both three - level mode and two - level mode, the output rectified voltage is close to the output voltage over the entire input voltage range, thus the output filter can be reduced significantly, leading to high power density and fast dynamic response. so the zvs pwm h - fb tl converter is very attractive for the applications such as fuel cells, photovoltaic cells, and telecom power supplies, where the voltage varies in a wide range

    零電壓開關復合式全橋三電平（ zero - voltage - switchingpwmhybridfull - bridgethree - level ， zvspwmh - fbtl ）變換器可以工作在三電平模式和兩電平模式，在很寬的輸入電壓范圍內，輸出整流電壓都接近輸出電壓，從而可以減小輸出濾波器，因此可以提高變換器的功率密度和改善動態性能。
  18. An auto - adjustable charge pump embodied in a white led driver has been taped - out successfully using a 0. 5 m cmos process. it can provide more than 80ma output current in the wide input voltage range from 2. 7v to 5. 5v

    此電荷泵晶元採用0 . 5 mcmos工藝;輸入電壓范圍為2 . 7 5 . 5v ;可以提供大於80ma的輸出電流，同時驅動四顆白光led ;並且此晶元具有根據輸入電壓自動選擇工作模式的功能。
  19. Its operation frequency is 1. 38mhz, with an integration of a power mosfet whose breakdown voltage is up to 50v. the allowable input voltage ranges from 2. 7v to 5. 5v and its output voltage can be programmed between - 2v and - 15v, additionally, the output current is in a 200ma range in typical application. to avoid the poor efficiency of the pwm control scheme at light load, a skip - cycle - mode operation is introduced that allows system ’ s efficient operation at the light load

    該電路工作頻率為1 . 38mhz ，內部集成耐壓50v的功率mosfet ，輸入電壓范圍2 . 7v 5 . 5v ，輸出電壓可在- 2v - 15v間連續可調，典型工作條件下輸出電流在200ma之內;同時，在輕負載下提供跳周期模式，具有很高的待機效率。
  20. 3. a good result is gotten under the star - hspice simulation. the dc gain is 90 db, the offset voltage is 40 u v while driving 10k, the unity - gain frequency is 10mhz with phase margin 67, the slew rate is 10w us while driving 10pf

    用star - hspice模擬軟體對電路模擬，在1 . 5v電源電壓、直流10k負載、交流10pf負載的情況下，整個共模電壓范圍內跨導基本保持恆定，只有18的變化，直流增益90db ，單位增益帶寬10mhz ，相位裕度80度，壓擺率10v s 。
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