介質損耗系數 的英文怎麼說

中文拼音 [jièzhísǔnhàoxìshǔ]
介質損耗系數 英文
coefficient of dielectrical loss
  • 質 : Ⅰ名詞1 （性質; 本質） nature; character; essence 2 （質量） quality 3 （物質） matter; substance;...
  • 損 : Ⅰ動詞1 （減少） decrease; lose 2 （損害） harm; damage 3 [方言] （用尖刻的話挖苦人） speak sarcas...
  • 耗 : Ⅰ動1 （減損; 消耗） consume; cost 2 [方言] （拖延） waste time; dawdle Ⅱ名詞1 （壞的音信或消息） ...
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 損耗 : 1. （損失消耗） loss; wear and tear; deterioration; waste 2. [商業] wastage; spoilage
  • 系數 : [數學] coefficient; ratio; modulus; quotient; factor
  1. The ctc series chip capacitor has much lower esr and esl than most leaded type capacitor and lts lower dissipation factor leads to lower power is wasted than aluminum electrolytic and tantalum capacitors

    Ctc系列電介質材料有： npo ， x7r ， y5v ， z5u ctc系列與大多數引線電容相比有更低的esr和esl ，低損耗特性使它比鋁電解電容和鉭電容更省電。
  2. The results are as follows : ( 1 ) bst thin film prepared by pulsed laser deposition is well crystallized. the average grain size is 100nm and the surface roughness is about 10nm. when the electric field intensity is 3v /, the tunability of the thin film is about 30 % and the loss tangent is about 20 % under room temperature

    研究結果如下： （ 1 ）採用脈沖激光沉積法制備的bst薄膜結晶良好，晶粒尺寸在100左右；表面粗糙度約為10 ；室溫下，當直流電場為3v /時介電系數變化率約為30 % ，介質損耗約為20 % 。
  3. The measurement of dielectric loss and volume resistivity is effective preventive tests to judge insulating oil isolation status of polluted and aging, and it ' s important method of ensuring the safe operation of transformer and oil - filled circuit breaker, etc. however, the measuring systems of insulating oil dielectric loss and volume resistivity used at present exist the shortcoming of low accuracy, weak repeatability, inconvenience, and its thermostatic control system ca n ' t meet the challenge

    絕緣油的介質損耗因數、體積電阻率測量，是判斷絕緣油的劣化與污染程度的有效預防性試驗，是保障變壓器、油斷路器等充油電力設備安全運行的重要手段。然而，目前所使用的絕緣油介質損耗因數、體積電阻率測試系統存在著測量精度低、測量結果重復性不好、控溫系統不能滿足控溫要求、操作不便等缺陷，針對這一現狀，本文對絕緣油介損及體積電阻率一體化測試系統進行了研究。
  4. The development of filters, resonators and other telecommunication technology required better dielectric materials. the dielectric materials, used as the resonate body, should be high in dielectric constant, low in dielectric loss and a near zero temperature coefficient of dielectric constant in high frequency band, also could be sintered in a relative low temperature so as to reduce production cost, and what ’ s more, the miniaturization and reliability of materials are also the main aspects in the research work of high frequency band dielectric materials

    隨著濾波器、諧振器等器件以及通信技術的發展，人們對電介質材料的要求越來越高，要求作為介質諧振腔的電介質材料在高頻段下具有高介電常數，低介電損耗，接近於零的介電常數溫度系數，還要求高頻電介質材料能夠在較低的燒結溫度下燒成，以降低實際生產的成本，此外，材料的小型化，高可靠性也是高技術高頻介質材料的重要研究方向。
  5. The main parts of this thesis are as following : part 1 : it is briefly introduced the history and types of the f - p cavities, including the basic principle and parameters of the f - p cavity. moreover, the analysis is showed about the relations between the cavity finesse, ringdown time, quality factor and the losses

    本文的主要內容有如下幾部分：第一部分：介紹了腔的歷史背景及其類型，以及一般f - p腔的原理和基本參數，分析了腔的精細度、光子壽命（衰蕩時間） 、品質因數等與腔損耗間的關系。
  6. The dielectric constants of silica - rich, alumina - rich, and stoichiometric mullite ceramics are 5. 5, 6. 0 and 6. 3 respectively. the dielectric constant of mullite - si / c / n composites is related with the sintering parameters. with the increase of the sintering temperature and dwelling time, the " " and tg of mullite - si / c / n composites are decreased, this phenomenon is related with the change of the microstructure and phase composition of nano si / c / n powders

    莫來石- si c n復合材料的介電常數與熱壓燒結工藝有很大的關系，隨熱壓燒結溫度（ 1450 1600之間）的升高，燒結時間（燒結溫度為1550 ）的增長，莫來石- si c n復合材料的介電常數實部、虛部及介電損耗角正切均明顯下降，這與吸收劑的性質隨溫度和時間的變化有關。
  7. In the process of preparing glass / mullite composite material, research on shrink rate, bending strength, dielectric constant, dielectric loss tangent, etc have been carried out. in the experiment, the thermal expand coefficient of samples is tested, and through sem, insides structure of sintered sample is studied, so the relationship of

    在制備玻璃/莫來石復合材料的過程中，我們研究了燒成后徑向收縮率、試樣的抗彎強度、介電常數、介質損耗及其影響因素，並測試了試樣的熱膨脹系數，通過sem觀測燒成試樣的內部結構情況，找出性能和結構之間的關系。
  8. This paper, according to the characteristic and requests of measurement for the medium loss of electric capacitive equipment and the resistive weight of moa leak current in a power substation, according to the on - line monitoring principle and implementing scheme of electric equipment in substation relying mainly on the means through the software analysis, finish the design and the fabrication of monitoring system hardware and software, and then empolder the on - line monitoring equipment fitting for the 220kv substation of dazhuling in chongqing, have finished the installation, debugging and the data analyzing of the running device

    本文針對變電站電容性設備介質損耗和moa泄漏電流阻性分量測量的特點和要求，按照以軟體分析為主的變電站電氣設備絕緣在線監測的原理和實施方案，完成了監測系統硬體、軟體的設計、製作並開發了適合於重慶大竹林220kv變電站電氣設備絕緣的在線監測裝置，完成了裝置的安裝、調試和運行的數據分析。
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