觸電容量 的英文怎麼說
中文拼音 [chùdiànróngliáng]
觸電容量
英文
electrocuted capacity-
Online non - contact laser type thickness measuring systems, online non - contact x - ray type thickness measuring systems, offline desktop contact thickness measuring systems, offline desktop electrical capacity contact thickness measuring systems, infrared type thickness measuring systems, interference spectroscopy type thickness measuring systems
在線非接觸激光厚度測量裝置,在線非接觸x線厚度測量裝置,在線臺式接觸式厚度測量裝置,在線臺式靜電容量式厚度測量裝置,紅外線厚度測量裝置,分光干涉式厚度測量裝置The new digital caliper improves the sensor system by designing a new structure of 3d shielding, which offers effective protection to the signal during transferring
一途電子有限公司成立於1999年,致力於非接觸式容柵傳感器的開發和數顯量具機械結構的改進。The technology of alternating - current - boosting by way of constant current is successfully used to charge capacitors with 25 kilojoules of energy in only eight seconds. rail - gap switch with performances of long life and highly steady state are designed. and the high voltage pulse generator, which can produce low - excursion and fast - rise pulses, are designed by using double trigger circuit and hydro - thyristor as switch
在大功率恆流充電技術上,成功的應用了交流調壓式恆流技術,可以在8s內讓電容器儲存25kj的能量;設計出了長壽命、高穩定的軌道開關;採用氫閘流管做開關,使用雙觸發電路,研製出了低抖動、快前沿的高壓脈沖發生器(點火機) ;採用單片機和pld ,研製出了精度為10ns的延時同步機。As the basis apparatus components, which are use to switch on and switch off main circuit or big capacity control circuit, ac contactors are widely used in control of electromotor and other power load
交流接觸器是一種用來頻繁的接通和切斷主迴路或大容量控制電路的電器,廣泛應用於控制電動機和其它電力負載。Input capacity of time relay contact : 220v 30a
輸出繼電器觸點容量: 220v 30a阻性負載Ii ) the membrane materials of polymer may be oxidized by ferrate ( vi ) because of their strong or weak reductivity, when they were directly connect with the ferrate ( vi ) cathode in experiment cell., so the the cathode ' s capacity decreased
二、高分子隔膜材料具有或強或弱的還原性,在實驗電池中與高鐵電池的正極直接接觸,可能會被高鐵酸鹽氧化,造成電池正極容量衰減及穩定性下降。Based on the requirement of electrica l power plants, we designed a new type of sensors for stator winding partial discharge measurement online. the sensors are of good insulation, high sensitivity, easy installation on site, and good safety, suitable for on - site application
根據現場的要求,本文研製出一種非接觸式空氣電容傳感器,它具有頻帶寬、絕緣性能好、靈敏度高的特點,可以在高壓端測量高頻放電脈沖,可以代替各種接觸式傳感器在發電機高壓母線端進行在線局部放電監測。In this part, the high - frequency series inverter with resonant pole capacitor is introduced mainly. the current - exchanging processes of the inverter in different working modes are analyzed, how to reduce the switching loss is discussed, and the calculating methods of snubber capacitor c, factor angle switching frequency and pulse width pw are given in optimum switching process. and results of simulation and experiment verify the validity of theoretic analysis
接著重點研究了含有諧振極無損緩沖電容的逆變器,對其換流過程中的不同工作狀態進行分析,討論了如何減小逆變器的開關損耗,給出了最佳工作狀態下緩沖電容c 、感性角、開關頻率、觸發脈沖的脈寬pw的詳細計算方法,並通過大量的模擬和實驗波形證明了理論分析的正確性。So the development of self - energy sf6 cb is very important. in the paper, the math model of arc - quenching chamber air - pressure character is built on the base of 126kv / 31. 5ka self - energy sf6 cb ' s exploiting, then the theory analysis and calculation is deeply been done for cylinder radius, nozzle spout radius and opening position of moved contact that they have the essential effect for the use of arc energy in the course of opening. arc - quenching chamber parameter is confirmed according to the request of full opening and fault opening when the cb is opening
本文針對126kv31 . 5ka自能式sf _ 6斷路器的研製,建立了相應的滅弧室氣壓特性數學模型,對自能式sf _ 6斷路器開斷過程中電弧能量利用有重要影響的滅弧室缸徑、噴口直徑、動觸桿開口位置進行了詳細深入的理論分析和計算,並根據斷路器開斷中的滿容量開斷和近區故障開斷的要求確定了滅弧室參數。" the contactors feature silver cadmium oxide, double break contacts to assure a long electrical life, high weld resistance and excellent interrupting capacity.
這種接觸器採用銀氧化鎘材料,雙斷接點,有利於保證較長的電氣壽命、較高的抗焊接性能和傑出的斷開容量。At the same time, the method of disposal phase shift of ct by compensation is introduced. then the analysis and statistic of electrical power quality, the control scheme and compensating amount of capacitor for reactive power compensation are analyzed respectively. and in the paper, the control with a / y and the switch with ac contactor and solid state switch is valid measure not only for improving operate level economically and amending electrical power quality but also for avoiding of replacing switch frequently and decrease economic loss
然後對現有的演算法進行了詳細的分析、比較,篩選出既能滿足硬體要求又可降低投資、保證精度、簡化軟體的方案,確定了準同步采樣的方案,並通過對準同步采樣誤差的分析,提出了一種從45開始采樣,從而提高精度的采樣數據處理辦法,同時,對于電流互感器相位漂移提出了一種補償辦法,接著對裝置中電能質量分析與統計以及無功補償中電容器的補償量、投切原則也作了相應分析,其中對于無功補償採用y混合接線,並利用交流接觸器和固態開關共同投切電容,不但提高了經濟運行水平、改善了電能質量,而且有效的避免了頻繁更換開關,減少了經濟損失;最後,設計了裝置的硬體電路並繪制了相應的軟體流程圖。With the strong support from both local and overseas exhibitors and buyers, the fair again maintained its leading position as the largest in asia and third in the world. the fair displayed a wide spectrum of products including electronic toys, educational toys and games, baby toys, die cast figures, party items, soft toys and sporting goods, etc
展覽會的內容豐富,為協助參展商盡量接觸到目標買家,提高展覽成效,大會將產品分門別類,有益智玩具及游戲、電池操作玩具及電子玩具、嬰兒玩具及用品、壓鑄及機械玩具、派對用品、玩具零件及配件、綜合用品、戶外及運動用品、軟身玩具及洋娃娃等。Low - voltage high - rupturing - capacity fuses with blade contacts ; lv hrc fuse links for 500 and 660 v a. c. and 440 v d. c
帶刀口式觸點的低壓高遮斷容量熔斷器.交流電壓500v和Low - voltage high - rupturing - capacity fuses with blade contacts ; lv hrc fuse bases for lv hrc fuse links for 500 and 660 v a. c. and 440 v d. c
帶刀口觸點的低壓高遮斷容量熔斷器.交流電壓500v和66Reactive power are calculated using the new algorithm. on the basis of analyzing different kinds of control strategies of var compensation, the paper applies the criterion of voltage and var to control switching and illustrates a improved mode of switching capacitor which can prevent the switched - capacitor from the impacting of instantaneous rush currents by means of zero - crossing triggering of scr components, and can realize auto - tracking var and auto - switching shunt capacitor bank. initial operating parameters are stored in information flash memory of the mcu using flash self - programming technique in order to decrease complexity of the circuit and improve stability
高壓智能無功補償控制器以flash型16位單片機msp430f149為控制核心,採用了一種相角實時測量的新演算法,並在此基礎上計算出了功率因數、有功和無功,減少了運算量提高了精度;在分析了各種無功補償控制策略的基礎上,以母線電壓和無功功率復合判據控制投切,並提出一種改進的電容器投切方式? ?暫態投切控制晶閘管過零觸發,避免了電容器投切時的電流沖擊;穩態運行時接觸器替代晶閘管,實現無功補償的自動跟蹤和電容器的自動投切,解決了投切時的暫態電流沖擊和穩態時可靠運行的難題;控制器的原始運行參數採用flash自編程技術,將其保存在msp430f149片內的信息flash中,簡化了硬體電路,大大提高了系統的可靠性。It emphases the selection of secondary voltage of the step - down transformer, the control and protection of thyristor, the calculation of compensation capability and group capability, the technique of cross - zero switched on / off capacitors or reactor, the solution of avoiding possible resonance in switching on / off groups of capacitors or reactor and the measure of the best time to switch ( including the design of the computer survey and control system, instrument deliver system, delay operate and protect system ). although thyristor as a no - contact switch can avoid almost the problem of contact switch with contact, it can not solve the over - voltage, over - current and transient process itself as switching on / off capacitors or reactor. so we must develop a set of thyristor - switched control and protect system with great reliability so that it can realize of cross - zero switching on / off capacitors or reactor at any time
晶閘管具有過零、動作快速的特點,本研究以晶閘管為電容器和電抗器的分組投切開關,重點研究了協調變壓器二次電壓的選擇、晶閘管觸發控制及保護、動態補償容量及分組容量的計算確定、過零投切電容器和電抗器技術的實現、以及分組投切電容器和電抗器可能發生諧振的處理計算方法,給出實現最佳補償投切選擇方法(測控系統、儀表變送系統、操作和保護系統的設計步驟) ,研製了一套高可靠性晶閘管觸發控制及保護系統,實現對無功的靜止可調補償。Abstract : a method on applying plc to electrical endurance experiment of small capacity double e - style ac contactor is given, which based on the special aspects of the electrical contact material. the possible invadation forms are considered throughly. complete protect functions are achieved
文摘:介紹了一種將plc應用於小容量直動式交流接觸器電壽命試驗的方法,基於電接觸材料的特殊性,充分考慮可能出現的失效形式,實現了完備的保護功能。Ocs ) is vital to maintain normal running of electrified railway, the design of which is one of the important parts of electrified railway design. the production of ocs design is mainly in forms of plan and assembling drawing. as to assembling drawing, we can refer to the standard assembling drawings issued by ministry of railway, and only few changes should be made to satisfied different line conditions
接觸網是電氣化鐵路的重要供電設備,其設計是電氣化鐵路設計的重要組成部分,設計成果主要以平面布置圖和安裝圖的形式體現,而安裝圖可選用鐵道部通用圖,針對各種線路情況,只需進行少量補充,因此,接觸網平面設計就成為接觸網設計的主要內容。分享友人