正電阻器 的英文怎麼說
中文拼音 [zhēngdiànzǔqì]
正電阻器
英文
positive resistor- 正 : 正名詞(正月) the first month of the lunar year; the first moon
- 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...
- 阻 : 動詞(阻擋; 阻礙) block; hinder; impede; obstruct
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 電阻 : (物質阻礙電流通過的性質) resistance; electric resistance (電路中兩點間在一定壓力下決定電流強度...
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In the experiment of varistor bleeder circuit, the successful load of equal voltage requires that the relation between load and varistor be correctly defined, so as to choose appropriafe experimental instrument
摘要在變阻器分壓電路實驗中,要求負載得到均勻變化的電壓時,怎樣確定負載與變阻器之間的關系,以便在實驗中正確選擇實驗儀器。Power mosfets on - resistance will have a - ve temp coef and not + ve at low current levels. this is important to remember when paralleling devices
功率mosfets導通電阻有負溫度系數,小電流時有正系數。當並聯這些器件的時候記住以上很重要。The safety of transmission line plays a important role in power system safety it is not only the requirement of ensure supply power reliability, but also the necessary precondition of enhance power system stabilization, to remove faulty line quickly and accurately, also keep non - faulty line continuous work when some transmission line faults current differential protection is a kind of simple, reliable and good - selective protection manner to any variety of transmission lines, power system development needs current differential protection apply to transmission lines, moreover the advancement of electric and communication technology enable current differential protection apply to transmission lines firstly, the paper discusses, analyses the research and application transmission line protection in detail, compare the principle and realistic presupposition of general line pilot protections secondly, because conventional current vector differential protection are influenced easily by load current and transitional resistance, in order to at the same time quicken protection act, the principle and criterion include work characteristic of differential protect based on fault component sampled values are studied, results shows that differential protect based on fault component sampled values excels general vector current differential protection in reliability, sensitivity and anti - saturation of current transformer in addition, synchronous current sampling methods at all terminals of line is analyzed and estimated lastly, the principle and criterion. also device design about current sampling values differential protection based on optical fiber communication, which apply to short transmission lines are concretely investigated,
基於基爾霍夫定律的電流差動保護無論對於何種形式的輸電線路都是一種簡單、可靠、選擇性強的保護形式,電力系統的發展使得電流差動保護應用於線路保護成為需要,而電子、通信技術的發展使得電流差動保護應用於輸電線路成為可能。首先,本文對目前線路保護的研究和實際應用情況進行了討論和分析,比較了常用線路縱聯保護的實現原理和實現條件及優缺點。其次,針對常規相量電流差動保護易受正常負荷電流和故障過渡電阻影響的缺點,同時為加快差動保護的動作速度,對基於故障分量瞬時采樣值電流差動保護的原理、判據、動作特性等作了討論和分析,結果表明基於故障分量瞬時采樣值電流差動保護在可靠性、靈敏度、抗電流互感器飽和方面明顯優于常規相量電流差動保護,對電流差動保護各端的同步采樣方法和數據通信也進行了分析和評價。There are many methods for measuring impedance and commercial lcr meters may have very different working principles. it is more advisable that customers submit their impedance standards for calibration, which in turn can be used to perform in - house checking of their lcr meters. however, the laboratory may offer performance checks for lcr meters using impedance standards
測量阻抗的方法有多種,故此市面上的電感電容電阻計或有截然不同的操作原理,一種比較適當的做法是客戶將其阻抗標準器送來本所校正,然後客戶可利用這些已校正的標準器替自己的電感電容電阻計進行測試。Thermistors directly heated positive step - function temperature coefficient part 1 - 3 : blank detail specification inrush current application assessment level ez
直熱式階躍型正溫度系數熱敏電阻器第1 - 3部分:浪涌電流用空白詳細規范評定水平ezThermistors - directly heated positive step - function temperature coefficient - part 1 - 3 : blank detail specification : inrush current application - assessment level ez
熱敏電阻器.直熱式突變型正溫度系數.第1 - 3部分:空白詳細規范:起動電流應用.評估級別ezPositive temperature coefficient thermistors
正溫度系數熱敏電阻器We take advantage of the method of trying and supposing to finish the experiment. for example, we firstly compute the number of the led regarding perfect situation, then finish the experiment and rectify the numerical value. for another example, we firstly compute the resistance under the desiring situation, secondly choose appropriate resistances according to the debug result
在試驗過程中,採用了假設法,在光源強度的選擇中,首先將led看作理想點光源,然後對其光路進行分析,計算出led需要的個數,最後在試驗中對結果進行修正;在確定光源驅動電路電阻時,也是考慮各種器件都工作在理想狀態下,然後計算出其值,最後在調試的過程中對其進行修改。Sb2015 - 3 precision decade dc resistance box adopts high voltage glass glaze resistors and special high voltage seal switch. its electric performance is very stable and insulation intension is very high. the resistance value can be adjusted under the condition of ceaselessly opening voltage ( note : the using switch should not be at the point of 0. ) it is easy to operate and suitable to be used to calibrate insulation resistance meter, and suitable to be used as high resistance standard
3型精密十進位直流電阻箱採用高壓玻璃釉電阻器及獨特的高壓密封開關,電性能穩定可靠、絕緣強度高、可在不斷開測試電壓的條件下調節電阻值(正在使用的那隻開關不處在「 0 」位置時) 、操作方便,適用於檢定/校準絕緣電阻表,也可作為高阻標準。Sb2015 - 2 precision decade dc resistance box adopts high resistance superfine glass silk and special high voltage seal switch. it electric performance is very stable and insulation intension is very high. the resistance value can be adjusted under the condition of ceaselessly opening voltage ( note : the using switch should not be at the point of 0. ) it is easy to operate and suitable to be used as dc resistance standard to calibrate insulation resistance meter
2型精密十進位直流電阻箱採用高阻玻璃微細絲電阻器及獨特的高壓密封開關,電性能穩定可靠、絕緣強度高、可在不斷開測試電壓的條件下調節電阻值(正在使用的那隻開關不處在「 0 」位置時) 、操作方便,適用於檢定/校準絕緣電阻表,也可作為直流電阻標準。Remember the following words and expressions : e. g. multimeter ; circuit , current ; voltage ; resistance ; digital multimeter ; analogue multimeter ; analogue multimeter scales ; zero adjustment control ; zero adjustment control for resistance ranges ; measurement ranges switch ; transistor test socket ; meter probe ; positive terminal ; negative terminal ; anode ; cathode ; red lead ; black lead ; power supply ; connect in parallel ; connect in series
記住萬用表、電路、電流、電壓、電阻、數字萬用表、模擬萬用表、表頭、機械零位調整器、歐姆零位調整器、量程選擇開關、晶體管插孔、表棒、正接線端、負接線端、陽極、陰極、紅導線、黑導線、電源、並聯、串聯等常用英文單詞,並逐步掌握。Harmonized blank detail specification for lead screw actuated non - wirewound preset potentiometers - square form, container sealed, actuating device insulated from resistive element, slipping clutch at each end of travel, rigid terminations - assessment level s
導螺桿傳動非線繞預調電位器協調空白詳細規范.正方形的容器密閉的與電阻元件絕緣的驅動裝置每個行程終止的滑動離合器剛性終端.評定級別sThermistors - directly heated positive step - function temperature coefficient - part 1 : generic specification
熱敏電阻器.直熱式突變型正溫度系數.第1部分:總規范Thermistors directly heated positive step - function temperature coefficient part 1 - 4 : blank detail specification sensing application assessment level ez
直熱式階躍型正溫度系數熱敏電阻器第1 - 4部分:敏感用空白詳細規范評定水平ezThermistors directly heated positive step - function temperature coefficient part 1 - 2 : blank detail specification heating element application assessment level ez
直熱式階躍型正溫度系數熱敏電阻器第1 - 2部分:加熱元件用空白詳細規范評定水平ezThis is the maximum continuous sinusoidal rms voltage, which maybe applied at any temperature upto the maximum operating temperature of the device
在規定的環境條件下,保證壓敏電阻器正常工作所允許連續施加的最大交流電壓值。P. t. c. thermistor
正溫度系數熱敏電阻器Directly heated positive step - function temperature coefficient thermistors part 1 : generic specification
直熱式階躍型正溫度系數熱敏電阻器第1部分:總規范Specification of positive temperature coefficient thermistors for the over - current protection of communications installations
通信設備過電流保護用正溫度系數ptc熱敏電阻器技術要求Thermistors - directly heated positive step - function temperature coefficient - part 1 - 4 : blank detail specification : sensing application - assessment level ez
熱敏電阻器.直熱式突變型正溫度系數.第1 - 4部分:空白詳細規范:敏感作用.評估級別ez分享友人