直流電壓強度 的英文怎麼說

中文拼音 [zhíliúdiànqiáng]
直流電壓強度 英文
d. c. voltage strength
  • : Ⅰ形容詞1 (成直線的; 硬挺的) straight; stiff 2 (跟地面垂直的; 從上到下的; 從前到后的) erect; v...
  • : 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...
  • : 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...
  • : 壓構詞成分。
  • : 強形容詞(強硬不屈;固執) stubborn; unyielding
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 直流 : direct current (dc); constant current; steady current; continuous current; zero frequency curre...
  • 電壓 : voltage; electric tension; electric voltage
  1. Energy consume, electric strength, insulation resistance, ground conductivity, leakage current, microwave leakage, power input, normal temperature, humidity treatment, glow wire, horizontal flame, vertical flame, tracking, ball pressure, rainproof, water splash, dustproof, salt fog, endurance, motor load test, cord flexing, cord pulling, pull & torque test, lamp replacement, construction check etc

    能耗、、絕緣阻、接地連續性、泄漏、微波泄漏、功率、溫升、濕熱試驗、灼熱絲、水平燃燒、垂燃燒、漏起痕、球試驗、防雨淋、防濺水、粉塵、鹽霧、耐久性(壽命)試驗、機負載試驗、源線彎折、源線提拉、拉扭力測試、燈頭互換性、安全結構檢查等。
  2. Space charge properties of frp rod materials are influenced by temperature, field strength and high voltage application duration

    結果表明,在高場作用下,芯棒材料內部積累的空間荷的極性和密受到溫場作用時間等因素的影響。
  3. Test method for dielectric breakdown voltage and dielectric strength of electrical insulating materials under direct - voltage stress

    應力下氣絕緣材料的介擊穿和介的試驗方法
  4. The speed - independent position function of the rotor was given by analyzing the phase current and phase voltage of the permenent magnet brushless dc motor, using the powerful operation function of dsp

    利用dsp的大運算功能,通過分析永磁無刷動機的相與相給出轉子速無關位置函數。
  5. The main work and conclusion for this paper is as following : according to the flashover test results of several kinds of iced insulators under positive voltage and negative voltage, this paper obtained : for the single porcelain insulator, the single glass insulator and the composite insulator bridged completely by icicle, the metal cathode ' s strong ability of emission electron is the primary reason that results in the lower negative flashover voltage ; the position difference of the high resistance district in method anode side results in that porcelain insulator cluster and glass insulator cluster have an evident effect of polarity ; when less ice and no icicle at the brim of the sheds, due to numerous non - polar arcs on the composite surface, the effects of polarity of composite insulator was lost using the test method of the average flashover voltage in the freezing period, dc flashover performances were investigated of several insulators with some typical structures and different material

    本文的主要工作和結論如下:在人工氣候室內,根據不同覆冰絕緣子正、負極性下的閃絡試驗結果,得出負極性弧金屬陰極的子發射能力造成了單片瓷、玻璃絕緣子及被冰凌橋接的合成絕緣子有較低負極性冰閃;正極性弧金屬陽極側產生高阻區所處位置的差異使得瓷和玻璃絕緣子串具有明顯的極性效應;覆冰較少時,合成絕緣子表面出現數量較多的非極性弧使合成絕緣子無極性效應。利用覆冰期內平均閃絡的試驗方法,對不同材質和結構的絕緣子在覆冰、低氣和污穢共存環境中的閃絡特性進行了研究。試驗結果表明,平均閃絡隨著海拔的升高、覆冰量的增加以及污穢的增加而降低,且其特徵指數與絕緣子結構、覆冰量、覆冰狀態、污穢等有關。
  6. 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型精密十進位阻箱採用高玻璃釉阻器及獨特的高密封開關,性能穩定可靠、絕緣高、可在不斷開測試的條件下調節阻值(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/校準絕緣阻表,也可作為高阻標準。
  7. 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型精密十進位阻箱採用高阻玻璃微細絲阻器及獨特的高密封開關,性能穩定可靠、絕緣高、可在不斷開測試的條件下調節阻值(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/校準絕緣阻表,也可作為阻標準。
  8. Standard test method for dielectric breakdown voltage and dielectric strength of solid electrical insulating materials under direct - voltage stress

    作用下固體絕緣材料的介擊穿及介的標準試驗方法
  9. 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

    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分斷次數,計算每次分閘對應的觸頭壽命損耗,預測觸頭壽命;提出根據斷路器殼體溫和斷路器周圍空氣溫結合斷路器熱阻來計算斷路器主觸頭穩態溫升的方法,並根據此時的負荷間接計算主觸頭迴路的阻;在硬體路設計上,採用美國ti公司最新推出的一種功能大的單片機msp430 ,並充分考慮該晶元的適用范圍給設計帶來的特殊問題;在通信模塊的設計中,解決了不同工作晶元之間的介面問題,並給出了接聯接的接線方案。
  10. The theoretical model of dc electroosmotic flow field is built based on the forming principle of the pumping rate and pressure of electroosmoticflow micropump. the numerical values of electric double layer and electroosmoticflow field are solved by using vorticity stream funcion formulation and finity difference algorithm. it shows many factors influence the pumping rate such as electric field indensity, section area, section shape, the dielectric constant and the viscosity constant of flow

    本文詳細的綜述了微泵的國內外研究狀況,闡述了雙層和微泵的原理,研究了微泵量與的產生機制,建立了場的理論模型,並利用渦函數法和有限差分法得到雙勢和場數值解。
  11. On the base of the iec standard of dc suspension insulators, we designed a new ion migration test for 500kv dc ceramic support insulators, including the regulation between the bulk resistance and the temperature, the test samples, the test voltage and the temperature for long - term ion migration test, and the amount of accumulative charges

    以懸式絕緣子離子遷移試驗標準為基礎,完整的設計了500kv支柱式瓷絕緣子離子遷移試驗,其中包括研究了試品體積阻隨溫變化的規律,成功的設計了試驗試品,確定了長期離子遷移試驗( 40kv )和試驗溫( 130 ) ,計算了50年累計荷量( 0 . 173c ) 。
  12. During the inspection by afm and sem, we found that the surfaces morphology of samples was even and smooth, the surface roughness was small. the films were composed of some excellent columnar crystallites. the xps results were found that zn existed only in the oxidized state and the concentration of al was less and the presence of loosely bound oxygen on the surface of azo thin films was reduced after ar + etching

    由以上對azo薄膜的組織結構和光性質的研究,我們得到了用反應磁控濺射法制備azo薄膜的最佳工藝條件為:氧氬比0 . 3 / 27 ,襯底溫200 ,工作5pa ,靶基距7 . 5cm ,功率58w ,退火溫400 。
  13. Methods of test for electric strength of solid insulating materials - additional requirements for tests using direct voltage

    固體絕緣材料介試驗方法.測試補充要求
  14. Electric strength of insulating materials - test methods - part 2 : additional requirements for tests using direct voltage

    絕緣材料的介.試驗方法.第2部分:用測試的補充技術要求
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