用電電壓 的英文怎麼說
中文拼音 [yòngdiàndiànyā]
用電電壓
英文
utilization voltage-
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。240v power supply, suitable for deferent countries
240v供電，適合全世界用電電壓。Motor compressors for refrigerating systems ; standard rating conditions ; testing ; information to be specified on data sheets and identification plates
製冷系統用電動壓縮機.標準額定條件檢驗數據表規The system is different from traditional silicon controlled dephasing method, such speedy modules as whole controlled electric and electronic equipment igbt and high frequency pwm controlling methods are employed, and the voltage of exchanging power supply of motor of beam pumping units can be controlled automatically, so there is no problem of power factor being decreased brought by silicon controlled phase single controlled, power factor in power net of beam pumping units " motor is enhanced really
由於雙管齊下，電機電網側的功率因數得到了大大提高。與傳統的可控硅移相控制方式不同，本系統採用全控型電力電子器件igbt等快速模塊及高頻pwm控制方式，對抽油機電機的交流供電電壓進行自動控制，不存在可控硅相控角所帶來的功率因數變差的問題，真正提高了抽油機電網側的功率因數。Electromechanical pressure type thermostats for household appliances
家用設備用機電壓力式衡溫器The distributions of velocity vector, vorticity. turbulent kinetic energy and some other detailed flow information in the field are obtained. the influence of electric field on the flow field is discussed and gives a deep insight on it
3 、首次採用piv技術對荷電噴霧射流流場進行了測量，獲得了整個流場的瞬時速度、湍能、渦量等信息分布圖，研究了流場特性隨充電電壓的變化情況。Their antistatic performances were determined using methods of electrification voltage by friction and surface density of charge
採用摩擦起電電壓法和電荷面密度法，對其進行了抗靜電性能測試。Partial substitution of manganese in lixmn204 by cobalt or lithium can reduce the fermi energy, increase the. net charge of lithium ion, and diminish the value band width, corresponding to the drop of the discharge voltage, the loss of the reversible capacity, and the improvement of the cycling performance due to increasing structural stability, respectively
在limn2o4中摻入鈷和用鋰離子代替16d位錳離子將使材料的費米能減小，放電電壓降低；摻雜態中部分鋰離子的凈電荷增大，鋰離子與氧離子的相互作用增強，可逆容量降低；摻雜態的價帶寬度變窄，結構的穩定性增加，從而改善循環性能。It use new materials that making the resistance of the battery less, and it also use the up - to - date technology, so that making the battery have such lodging characters. consequently, alkali - manganese battery will be using broadly in the future
堿錳電池是當代新型的高能電池，它具有容量大、放電時間長、放電電壓平穩等特點，故而是較高檔次又應用非常廣泛的化學電源。In this paper ， a novel fuzzy optimization model and algorithm to optimize the locations ， sizes and service areas of mv / lv distribution transformers in urban distribution network planning which can consider the imprecision and possibility of spatial load, the voltage level constraints and the cost of objective function is presented
給出了考慮負荷、供電電壓水平約束和目標函數最小費用的不精細性的城市電網中壓配電變壓器位置、容量和供電范圍的模糊優化規劃模型及演算法。Paints and varnishes ; method for testing paint coatings and similar coatings for pores and cracks, using high - voltage
油漆和清漆.用高電壓對油漆塗層和類似塗層進行氣孔和Road vehicles. electrical disturbance by conduction and coupling. part 2 : commercial vehicles with nominal 24 v supply voltage. electrical transient conduction along supply lines and board network control lines
道路車輛.連接和耦合產生的電干擾.第2部分:額定24伏供電電壓商用車輛.通過供電線和插件板網路控制線的電瞬變感應Gca silicon commutate battery charger are the ideal portable tools for charging, they are composed with the conditions of voltage dropping through rectifier transformer, then the bridge rectifying of rectification circuit. the output full - wave pulstin current charge the storage battery. the voltage changing composed with multiband switch. the outputcurrent can be adjusted. this kind of product used any moment onctarging anyplace
Gca系列整流充電機是由整流變壓器的降壓，再經過流電路的橋式整流，輸出全波脈動直流對電瓶進行充電，電壓調速同多頭波段開關組，輸出流可以調節，該產品用任何需要補充充電的場所。In the researches about hexagon track, smith triggers are used, so is flux self - control. as to round track, the method of voltage vector selection is taken. we can select the proper voltage vector by the position and magnitude of stator flux as well as the magnitude of torque
在六邊形磁鏈的研究中，本文主要是使用了施密特觸發器，通過磁鏈自控制單元來實現的；而對于圓形磁鏈的直接轉矩而言，則是利用了電壓矢量查表的方法，通過實時判斷磁鏈的區間和幅值、以及轉矩的大小，繼而從表格中選擇合適的電壓矢量。The restrictive effect of auxiliary power voltage and the safety measures of under - excitation operation are also included
對廠用電電壓的限制問題及進相運行的安全措施也作了討論。Also, the lack of coil heating, which minimizes contact potential, makes latching relays useful in very low voltage applications
此外，由於線圈不會發熱，從而使接觸電勢最小化，使得閉鎖型繼電器被廣泛用於電壓非常低的應用中。It compares and analyses the equipment test voltage emendated to standard atmosphere conditions with the equipment nominal withstanding voltage. and then it concluded that : the emendation value educed by " humidity ratio " integrated emendation method is basically equal or close to the equipment nominal withstanding voltage ; but the values by two traditional emendation methods are mostly higher. it also proves that, " humidity ratio " integrated emendation method is more perfect than any other methods, and it can reflect the influence degree of atmospheric parameters on electrical equipment outer insulation discharge voltage actually
文中選擇「比濕」綜合校正法和兩種傳統校正法，分別對西高所為羊八井、拉薩、羊湖110kv變電所設備所做的人工氣候室模擬試驗數據及雲南中試所做的zs - 110工頻放電電壓試驗數據進行校正計算，將試驗電壓的校正值與試驗設備的標稱耐受電壓水平進行比較分析；認為： 「比濕」綜合校正法的校正值與設備耐受電壓水平基本相等或接近，而兩傳統校正法的校正值大多高於設備耐受電壓水平；進一步證明， 「比濕」綜合校正法是目前諸多校正法中較為完善的，能真實地反映大氣參數對電氣設備外絕緣放電電壓的影響程度的校正法，在高海拔電力工程設計中應推廣應用。Then, this thesis concerns with the wavelet transform and its application in power system and compare the deficiency vs strongpoint between the fourier transform, short - time fourier transform. this article point out that wavelet transform fit for non - stationary signals analysis and put it into the measurement of voltage sag. based on the comparion of several algorithm of voltage sag measurement in the literature, the thesis put up a new voltage sag measurement algorithm - - - combination of wavlet transform and root - mean - square. the thesis validate the algorithm according to simulation and actual measuring data
並將小波分析用於電壓凹陷的測量中。在詳細對比了現有文獻上已有的幾種凹陷檢測演算法的基礎上，提出了有效值與小波分析相結合的電壓凹陷測量演算法，文章對小波函數的選取，處理時的去噪，分解尺度的確定等問題進行了詳細的論述，從而實現了本文提出的電壓凹陷定義的測量。根據實測數據和模擬數據，對該演算法進行了驗證，證明該演算法是可行的。Guide to artificial pollution tests on high voltage insulators to be used on d. c. systems
直流電流系統用高電壓絕緣子的人工污染度試驗指南By the means of theory, simulation and experiment, the second part of this paper is then analyzed which is on the equivalent output resistance and inductance of the selected inverter and the effect to the output voltage ' s amplitude and phase caused by the different values of the inverter ' s component. it is concluded that by selecting certain precision level components, the difference of the output voltage amplitude is much greater than that of the output voltage phase
其次通過理論、模擬和實驗分析了本文所採用的電壓電流雙閉環瞬時控制方式逆變器的等效輸出阻抗和兩臺逆變器器件差異對輸出電壓的幅值差和相位差的影響，從而得出選用一定精度的器件，兩臺逆變器輸出電壓的幅值差比相位差大得多的結論。分享友人