電流計的 的英文怎麼說
中文拼音 [diànliújìde]
電流計的
英文
galvanometric- 電 : 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...
- 流 : 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...
- 計 : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
- 的 : 4次方是 The fourth power of 2 is direction
- 電流 : current; galvanic current; electric current; electricity; current flow電流保護裝置 current protec...
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You are asked to construct an ammeter to measure a current of 2 a at full scale deflection.
要你裝配一隻滿標度時測量2安的電流計。When the galvanometer reads zero the circuit is in the null-balance position.
當檢流計的讀數為零時,電路處于零平衡位置。Hydrometry - the application of propeller - type current meters and their calibration ; german version env 14028 : 2001
流速測量.螺旋式電流計的使用及校準The method that measuring horzontal component of the earth magnetic field with digital quantometer is introdnces, the computational formule are given, systematic error are discussed, the advantages of the this method with tangent galvanometer measuring horizontal component of the earth magnetic field are simply expounded
摘要介紹了用數字沖擊電流計測量地磁場水平分量的方法,給出了計算公式,對系統誤差進行了討論,簡述了該方法與用正切電流計法測量地磁場水平分量的優點。This can be used to provide readout of totalized flow, calculate service intervals of motors or pumps, etc. the totalizer can also accumulate batch weighing operations
它可以讀出總電流計算馬達或泵的運行間隔等等。累加器也可以累計成批稱重操作。Standard test method for alternating - current magnetic properties of toroidal core specimens using the voltmeter - ammeter - wattmeter method
使用伏特計-電流計-瓦特計方法測試環形鐵芯試樣交流磁性能的標準試驗方法The development of a visual short circuit software under ptcad2000 is presented in this paper, as well as the system structure, the definition of the data structure, the interface to ptcad2000, the conversion of the original wiring diagram of power network to calculable power network, the implement of three sequence network, the implement of impendence matrix and admittance matrix of power network considering the zero sequence mutual inductances among lines, and the implement of short circuit calculation by using computer
本文介紹了在ptcad2000平臺下短路電流可視化計算軟體的開發。介紹了軟體的系統結構、數據結構定義、與ptcad2000平臺的介面、電力系統原始接線圖轉成等值可計算網路、序網的生成、考慮零序互感線路阻抗時電網導納矩陣和阻抗矩陣的生成,以及故障點短路電流計算的計算機實現。The influence of stray inductance in the module circuit to turn - off transient over voltage of igct has been investigated systematically, the surge current calculation has been done by simulation, and the short circuit failure once occurred in experiment has been analyzed by computer simulation, reproduced the breakthrough failure happened in experiment by means of simulation
充分利用計算機模擬的優勢,詳細分析了模塊電路雜散電感對igct關斷過電壓的影響,進行了短路浪涌電流計算,對試驗中發生的短路故障進行計算機模擬分析,重現了試驗中出現的誤觸發貫穿短路故障現象。For the drawback of egm theory, in correction with the simulating calculation result of the latest lsm theory, the improved calculating method and way of detour lightning current was discussed
摘要針對egm理論存在的缺陷,結合最新lsm理論模擬計算結果,探討了改進繞擊電流計算方法的途徑。If a sinusoidal current is sent through a moving coil galvanometer, the meter reads zero.
如果將一正弦電流通入動圈式電流計,那麼這電流計的讀數為零。An ordinary meter will not respond to these rapid alterations.
普通的電流計無法響應這些快速的交替變化。Now a wire placed in a magnetic field and connected to a meter shows no sign of a current.
一根導線放在磁場當中再聯上一個電流計,未顯示出任何電流的跡象。Discussion on calculation method of three - phase short - circuit current
三相短路電流計算方法的探討An instrument used to detect, measure, and determine the direction of small electric currents by means of mechanical effects produced by a coil in a magnetic field
檢流計,電流計一種儀器,用以探測、測量和測定微小電流方向,採用線圈在磁場中產生的機械效果的方法In this paper, a full digital active power filter based on dsp is designed. computing of instruction current and controlling of system are realized in one dsp
本文設計了基於dsp晶元的全數字化控制方案,該方案用一片dsp晶元實現諧波指令電流計算和控制環節。According to the request of this subject, we have developed the system hardware and software for the slave device and the inspection software running on the pc. in this paper all of the followings is illustrated detailedly, such as the research on the principles of measurement and its realization, three means of water - level measurement that are separately based on photo electricity coder, pressure sensor and potentiometer ; selection of the microchip, we choose an advanced integrated soc ( system on chip ) microchip c8051f021 as the main controller ; realization of signal sampling, processing and its conversion in the mcu ; application of high precision 16 bits adc cmos chip - - ad7705 in our system, designing its interface with the microchip and relevant program ; using a trickle charge timekeeping chip ds1302 in the system which can provide time norm and designing of its i / o interface and program ; additionally, a 4 ~ 20ma current output channel to provide system check - up using ad421. in the system, ad421, ad7705 and the microchip compose spi bus ; to communicate with the master pc, here we use two ways which are separately rs232 and rs485 ; moreover, there are alarm unit, keyboard unit, power supply inspection unit and voltage norm providing unit in the system
針對研製任務的要求,課題期間研製了下位機系統硬體和軟體,開發了上位機監控軟體,其中所作的具體工作包括:測量原理的研究和在系統中的實現,在本次設計中用三種方法來進行水位測量,分別是旋轉編碼器法、液位壓力傳感器法和可變電阻器法;主控晶元的選擇,我們選用了高集成度的混合信號系統級晶元c8051f021 ;實現了信號的採集和處理,包括信號的轉換和在單片機內的運算;高集成度16位模數轉換晶元ad7705在系統中的應用,我們完成了它與單片機的介面設計及程序編制任務;精確時鐘晶元ds1302在系統中的應用,在此,我們實現了用單片機的i o口與ds1302的連接和在軟體中對時序的模擬,該晶元的應用給整臺儀器提供了時間基準,方便了儀器的使用;另外,針對研製任務的要求,還給系統加上了一路4 20ma模擬信號電流環的輸出電路來提供系統監測,該部分的實現是通過採用ad421晶元來完成的,本設計中完成了ad421與單片機的spi介面任務,協調了它與ad7705晶元和單片機共同構成的spi總線系統的關系,並完成了程序設計;與上位機的通信介面設計,該部分通過兩種方法實現: rs232通信方式和rs485通信方式;系統設計方面還包括報警電路設計、操作鍵盤設計、電源監控電路設計、電壓基準電路的設計。Many experiments done by the students have showed that such method can increase extremely the accuracy of measuring the inner resistances of microdetector
經實驗測定證明,該方法使測定靈敏電流計內阻的準確度有較大提高。In this paper, the main reasons resulting in the errors in measuring the inner resistances of microdetector are analysed, and the improved method are put forward
摘要分析了光點復射式靈敏電流計內阻測定中誤差產生的原因,提出了改進方法。This approach is called fas. this approach uses characteristics of trigonometric function, respectively computes the amplitude of fundamental component and inactive power current separates them by low pass filter and acquires and inactive power current
該方法利用三角函數的特性,對畸變電流中的基波成分和無功電流分量的振幅分別進行計算,然後經過低通濾波器把它們分離出來,最後得到基波有功和無功電流分量。For a class of shunt - wound active power line conditioner, based on analysis of mathematical model of system and target of control, the algorithm of fuzzy variable structure sliding mode control is presented. the control algorithm can avoid complicated calculation of harmonic electric current in traditional control algorithm, and realize the feedback control of electric current. the algorithm is simple and easily implemented
針對一類並聯型有源電網調節器在分析系統數學模型和控制目標的基礎浙江大學博士學位論文上,提出了模糊滑模控制策略,避免了傳統控制方法中復雜的諧波電流計算,實現對電源電流的閉環控制,該演算法簡單、易於實現,模擬結果證實了變結構滑模控制的有效性。分享友人