電流比 的英文怎麼說
中文拼音 [diànliúbǐ]
電流比
英文
current ratio- 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...
- 比 : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
- 電流 : current; galvanic current; electric current; electricity; current flow電流保護裝置 current protec...
-
Because of its steady performance, much more sources of raw material and low cost, the study and development of zinc - air battery are always paid more attention
鋅空氣電池因其具有性能穩定、比能量高、放電電流大、原材料來源廣泛、成本低廉等優點一直受到廣泛重視。When measuring the magneto performance parameter , we find that the instrument which use to measure voltage and current is still the simple voltmeter and amperemeter in the national standard , and the form of wave that we observed is anomaly. based on the measure principles, it obviously ca n ' t be used to do quantitative analysis ; because the discharge process of ignition system is quite complex, accompanies with very strong electromagnetism interference, and the ignition current and voltage are variable , it make the measure of ignition energy become a difficult thing of ignition system performance detection
在磁電機常規測量時,發現在國家標準中用於測量電壓、電流的儀器仍然是普通的電壓、電流表,而觀測到的波形多為不規則的形狀,根據測量原理,顯然不能用其來做定量的分析;由於點火系統的放電過程比較復雜,伴隨著很強的電磁干擾,點火電流、點火電壓都是變量,使得點火能量的測量成為點火系統性能測試的一個難點。So there is a lot of differences between them. biology magnetic field is small but is closely concerned with certain diseases as bioelectricity. take heart disease for example, abnormity come out both in the bioelectricity of the heart and magnetic field in the heart
生物磁場的強度非常小,而外加磁場的場強比其大得多兩者有天壤之別,生物磁場雖然小,但也和生物電流一樣,與某些疾病的發生有關,如心臟疾病,不僅心臟的生物電流發生異常,心磁場也發生異常變化。Hot water is likewise less dense than cold water and rises, causing convection currents which transport energy
熱水是同樣密度較低,比冷水上升,造成對流電流,其中運輸能源。The overvoltage varies inversely with the current density to some extent.
超電壓在某種程度上隨電流密度成反比地變化。Rated transformation ratio of a current transformer
電流互感器的額定變比The stability of high dc current compartator with double magnetic detector
雙重磁檢測器直流大電流比較儀的穩定性研究In acid copper sulphate solution, the nc copper has a more negative corrosion potential which is decreasing with reducing the grain size and diffusion impedance was only found in the as - prepared and as - annealed at 180 ? nc copper due to the diffusion within the pores and channels on the surface. both the tafel plots and eis study demonstrated that the nc copper exhibits a higher corrosion current and lower polarization resistance than its mc couterpart
在酸性硫酸銅溶液中,納米晶銅的腐蝕電位比微米晶銅要負,並且隨著晶粒尺寸的減小而降低。 eis研究表明,未退火的和180退火的納米樣品中發現了擴散阻抗,與表面孔洞和通道中的擴散有關。極化曲線外推法和電化學阻抗研究都表明納米晶銅的腐蝕電流比微米晶銅高,而極化電阻要低。Furthermore, this dissertation also gives a comprehensive analysis and comparison to the torque ripple factor, torque - current ratio and other aspects for pseudo - sinusoidal emf bldcm drived by 120 conduction mode, 180 conduction mode and self - synchronous svpwm mode respectively. the simulation and the experimental results indicate that self - synchronous svpwm method is more effective for minimizing the torque ripple without any expense of the torque - current ratio when the crest width of the back - emf waveform is less than 107 electrical angles
對準正弦波反電動勢無刷直流電動機在120導通方式、 180導通方式和自同步svpwm三種控制方式下的轉矩脈動系數、轉矩電流比等方面進行了全面的分析與比較,模擬研究和實驗結果表明,當反電動勢的平頂寬度小於107電角時,採用自同步svpwm控制方法可以在不損失轉矩電流比的基礎上,更有效地抑制電磁轉矩脈動。Specification for direct current ratiometer indicators for aircraft
飛行器用直流電流比率指示儀規范In gan hemt drain pulse current collapse experiments, drain current under pulse condition collapsed about 50 % than direct current condition and the pulse signal frequency affected little on current collapse. when gate voltage is small, the relationship between pulse width and drain current is i0 ( + t / 16 )
在ganhemt漏極脈沖電流崩塌測試中,發現脈沖條件下漏極電流比直流時減小大約50 % ;脈沖信號頻率對電流崩塌效應影響較小;當柵壓較小時,隨著脈沖寬度的改變漏極電流按i0 ( + t / 16 )的規律變化。Motor outgoing current maximum comparison sheet
馬達最大輸出電流比照表The general rule of thumb calls for a current ratio of 2 to 1. this rule, of course, is subject to many exceptions
這個一般的經驗法則要求2比1的電流比。這個規章,當然,受很多例外影響。The simulation results show that the total current of the analog circuit is 160ua, which is 10 percent lower than other similar products
模擬表明,模擬電路的總電流為160ua 。晶元的工作電流比市場上現有的晶元低10 。Simulation results showed that this control strategy can decrease the stator current anti improve the efficiency of the system
模擬結果表明永磁同步電動機直接轉矩控制系統最大轉矩電流比控制可以降低定子電流,減小損耗,從而提高系統效率。In this paper, the maximum torque per ample ( mtpa ) control in permanent magnet synchronous motor ( pmsm ) direct torque control ( dtc ) driving system was studied
摘要在永磁同步電動機直接轉矩控制和最大轉矩電流比控制理論基礎上,研究了永磁同步電動機直接轉矩控制驅動系統最大轉矩電流比控制的實現。In gan hemt gate pulse experiments, drain current under pulse conditon collapsed about 47 % than direct current condition and the pulse width affected little on current collapse. the relationship between drain current and pulse frequency is ncoxw [ m + ( n + k ? ) vgs + ( n + k ? ) vgs2 ] ( vgs - vth ) 2 / l
在ganhemt柵極脈沖電流崩塌測試中,觀察到柵脈沖條件下漏極電流比直流情況下減小了47 % ;隨著信號頻率的改變,漏極電流按ncoxw [ m + ( n + kModeling and emulating high dc current comparator based on magnetic modulator
新型直流大電流比較儀的建模與模擬研究This method avoids the conflict of reliability and security that exist in the conventional current percentage protection
該判據解決了目前常規電流比率差動存在的靈敏度和安全性的矛盾。Chapter three is concentrated on the accomplishment of the first part of the displacement sensor. include of light, mechanic, electronic and magnetic design
第四章在光機電磁位移電流比較儀一次儀表設計基礎上,運用dsp2407 ,完成二次儀表部分軟硬體設計。分享友人