電介質損失 的英文怎麼說
中文拼音 [diànjièzhísǔnshī]
電介質損失
英文
dielectric losses-
Test methods for determining electrical properties of electric cables and wires. dielectric dissipation factor measurement
電線電纜電性能試驗方法介質損失角正切試驗The electric field distributions of cleanness and covered with snow, the electric field variety of covered with ice, and the break down electric strength of covered with snow and ice were analyzed. the affect of the angle of medium loss for insulation performance was analyzed
對冠雪絕緣子與清潔(無雪)絕緣子的電場分佈作了比較;分析了覆冰后電場分佈的變化;對覆冰、冠雪時的擊穿場強進行了分析;還分析了介質損失角正切對絕緣性能的影響等。According to the academic analysis of insulation, this paper expatiates the examination ways of electric power insulates, such as shaking - watch, the direct current withstand voltage and measure leakage current, alternating current withstand voltage, measure dielectric loss angle, on - line inspections etc., to be used to direct the installations and debugging of electrical engineering
通過絕緣介質的理論分析,闡述了電氣設備絕緣檢查通常的搖表檢查,直流耐壓及漏泄電流的測量,交流工頻耐壓,介質損失角的測量,在線檢測等方法,以用來指導電氣工程施工的安裝和調試。An anomalies in the dielectric constants and loss tangent have been observed experimentally in the ferroelectromagnet near the antiferromagnetic transition temperature, indicative of a coupling between the ferroelectric and magnetic ordering, but the nature of the mechanism of magnetoelectric coupling and the form of interaction is still an important and debated issue
而另一類是鐵電磁體,它除了具有一般磁電體的性質外,還由於固有的本徵磁有序和鐵電有序的耦合使之存在自發的磁電效應。實驗上已經發現了由於自發的磁電耦合導致的介電異常和損失正切。Ice - sea clay hir conditioner ice - sea clay contains may kinds of mineral and alimentation, can equably distributing on hair, form protective film, repair damaged hair, supply losing alimentation, it ` s very effective for the damaged hair by dye and marcel, and changing hair at all, leave you beautiful hair
產品介紹:冰海泥中蘊含多種有益礦物質和養份,可以極為均勻地分佈在發絲各處,形成保護膜,修復受損發絲,供給流失養份,對因漂,染,電,燙嚴重受損的發質特別有效,從根本改變發質,讓秀發亮麗如花This paper proposes a two - armed push - pull inverter, including its topologies, power distributions in every switching devices and modulation schemes. the major parameters such as thd and df of this vsi are analyzed. comparison study shows that the quality of two - armed push - pull vsi is better than those of square - wave vsi. and the switching loss is lower than that of pwm scheme at same time, especially used in wide frequency range. detailed calculating formulae and experimental results are presented
該文介紹了一種雙臂推挽式逆變器,包括其電路拓撲、每個開關器件的功率分佈和調制策略.分析了這種電壓源逆變器的主要參數,如總諧波失真度( thd )和失真指數( df ) .比較研究表明,這種逆變器的質量明顯優于方波逆變器,同時開關損耗明顯低於pwm調制方式,特別適用於寬頻范圍.介紹了計算公式和實驗結果分享友人