流電的 的英文怎麼說
中文拼音 [liúdiànde]
流電的
英文
galvanic-
The difference between a direct and an alternating current is that a direct current always flows in one direction.
直流電和交流電的區別在於直流電總是向一個方向流動。Used in the rated voltage 250v single - phase electric appliances which are mobile and used indoor or outdoor, and used to connect electric power
一用途供可移式戶內或戶外,家有或類似用途的,僅用於交流電的最高電壓為250v的單相電器和電源連接的用途。This product, adopted pwm integrated circuit and mosfet, igbt that were imported from the overseas, has the following merits : quick - response, strong interfere - proof, stable frequency and voltage, low consumption when light loading, high efficiency and reliable performance, it can be applicable to the family use, pasture region, work with the wind generator and some other places where the power failure often occurs
本品採用pwm (脈寬調制)集成電路和進口大功率mosfet 、 igbt等器件,具有應變快、抗干擾、自動穩定頻率和電壓、空載損耗低、效率高、性能可靠,是家庭,牧區,風力發電機配套以及其它野外經常停電地區提供交流電的必備的電器。In electronics, a circuit for converting ac voltage to low voltage dc in such a way that the output is regulated to minimize noise and voltage fluctuation
在電子技術中,把交流電轉換成低電壓直流電的一種電路。這種電路的輸出是經過調整的,使它的噪聲及電壓波動都很小。For some particular types of electrical products, certain additional safety requirements are stipulated in the regulation. for instance, a 110v a. c. electrical product shall carry a warning label
對于某些類別的電氣產品,該規例亦訂明須符合若干附加安全規格,例如110伏特交流電的電氣產品須附有警告標簽等。There are two kinds of secondary power supply in high - voltage dc electric system, one is dc / dc converter that converts 270vdc to 28vdc, the other is static converter that converts 270vdc to 115vac / 400hz
它的二次電源有兩種,一種是把270vdc變換為28vdc的直流變換器,另一種是把270vdc變換為115v 400hz交流電的靜止變流器。Rcd electrical safety in low voltage distribution systems up to 1 kv a. c. and 1, 5 kv d. c. equipment for testing, measuring of monitoring of protective measures. part 6 : residual current devices in tt, tn and it systems
最高可達1 kv交流電和1 . 5 kv直流電的低壓配電系統中的電氣安全性.試驗測量或保護測量監測用設備.第6部分: tt tn和it系統用殘流設備( 2 ) the major circuit has been established, composed of rectifier 、 buck - chopper 、 push - pull inverter and matching network, which realizes high - power supersonic ac output. to achieve maximal output power, the pulse frequency modulation ( pfm ) has been applied to auto - adjustment of output frequency, which corresponds to the load ' s resonant frequency
( 2 )建立了超聲電源主電路,其中包括:整流、直流斬波、推挽逆變器和匹配網路等部分,實現了大功率超聲頻交流電的輸出,輸出頻率的脈頻調制( pfm )和輸出功率的脈寬調制( pwm ) 。In addition, the regulation does not apply to electrical products which are operated at extra low voltage, i. e. not exceeding 50v a. c. or 120v d. c.
此外,該規例亦不適用於使用不超過50伏特交流電或120伏特直流電的特低壓電氣產品。Electrical safety in low voltage distribution systems up to 1 kv a. c. and 1, 5 kv d. c. equipment for testing, measuring or monitoring of protective measures. part 4 : resistance of earth connection and equipotential bonding
最高可達1 kv交流電和1 . 5 kv直流電的低壓配電系統中的電氣安全性.試驗測量或保護測量監測用設備.第4部分:接地和等電位連接電阻This article makes a numerical simulation and analysis of the skin effect of the downhole heating cable conductor by using the finite element method, thereby finds out the distribution characteristics of the current density of the cable, and indicates the effect of the frequency of alternating current on the skin depth
摘要運用有限元法,對交頻井下伴熱電纜導體內部的集膚效應現象進行了數值模擬和分析,比較直觀地得出交頻電纜中電流密度的分佈特性,以及交流電的不同頻率對導體集膚深度的影響。Hand tools for live working up to 1 000 v a. c. and 1 500 v d. c. ; amendment 2
高達1000v交流電和1500v直流電的帶電作業用手工工具.修改件2Electrical safety in low voltage distribution systems up to 1 kv a. c. and 1, 5 kv d. c. equipment for testing, measuring or monitoring of protective measures. part 7 : phase sequence
最高可達1 kv交流電和1 . 5 kv直流電的低壓配電系統中的電氣安全性.試驗測量或保護測量監測用設備.第7部分:相序Electrical safety in low voltage distribution systems up to 1 kv a. c. and 1, 5 kv d. c. equipment for testing, measuring or monitoring of protective measures. part 3 : loop impedance
最高可達1 kv交流電和1 . 5 kv直流電的低壓配電系統中的電氣安全性.試驗測量或保護測量監測用設備.第3部分:回線阻抗Electrical safety in low voltage distribution systems up to 1 kv a. c. and 1, 5 kv d. c. equipment for testing, measuring or monitoring of protective measures. part 5 : resistance to earth
最高可達1 kv交流電和1 . 5 kv直流電的低壓配電系統中的電氣安全性.試驗測量或保護測量監測用設備.第5部分:接地電阻Electrical safety in low voltage distribution systems up to 1 kv a. c. and 1, 5 kv d. c. equipment for testing, measuring or monitoring of protective measures. part 1 : general requirements
最高可達1 kv交流電和1 . 5 kv直流電的低壓配電系統中的電氣安全性.試驗測量或保護測量監測用設備.第1部分:一般要求Electrical safety in low voltage distribution systems up to 1 kv a. c. and 1, 5 kv d. c. equipment for testing, measuring or monitoring of protective measures. part 2 : insulation resistance
最高可達1 kv交流電和1 . 5 kv直流電的低壓配電系統中的電氣安全性.試驗測量或保護測量監測用設備.第2部分:絕緣電阻Electrical safety in low voltage distribution systems up to 1 kv a. c. and 1, 5 kv d. c. equipment for testing, measuring or monitoring of protective measures. part 8 : insulation monitoring devices for it systems
最高可達1 kv交流電和1 . 5 kv直流電的低壓配電系統中的電氣安全性.試驗測量或保護測量監測用設備.第8部分: ii系統用絕緣監測裝置As part of canada day celebrations in tainan, the canadian trade office in taipei ctot, with the support of taiwans photonics industry and technology development assoication pida,
此項工程計畫是以生產流程物料流程人力資源規劃和高壓交流電的設計等方面為主要重點。This paper expounds some difficult points in learning the alternating current of electrical engineering such as the effective value of ac, the functions of electrical inductance and capacitance on ac, the working principle of induction - motor and the transmit electricity
對電工學中有關交變電路學習的一些難點,如交流電的有效值,電感、電容對交變電流的作用,感應電動機的工作原理及輸電等進行了闡述。分享友人