電阻置換法 的英文怎麼說
中文拼音 [diànzǔzhìhuànfǎ]
電阻置換法
英文
resistance substitution method- 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...
- 阻 : 動詞(阻擋; 阻礙) block; hinder; impede; obstruct
- 置 : 動詞1. (擱; 放) place; put; lay 2. (設立; 布置) set up; establish; arrange; fix up 3. (購置) buy; purchase
- 換 : 動詞1. (給人東西同時從他那裡取得別的東西) exchange; barter; trade 2. (變換; 更換) change 3. (兌換) exchange; cash
- 法 : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
- 電阻 : (物質阻礙電流通過的性質) resistance; electric resistance (電路中兩點間在一定壓力下決定電流強度...
- 置換 : displace; substitute; supersede; substitution; replacement; permutation; transposition; transposi...
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This paper is based on the pingpong bridge field ground protection, it presents one point to ground protection scheme which include the self - checking method of switches. the two point to ground protection scheme presents self - adapting fault location warp criterion after evaluating the effect on the calculation of fault location made by the change of transient resistance in the process of bridge switch. in order to make up the shortcoming of location warp criterion, this paper presents a comprehensive scheme into which integrate the second harmonic criterion
本文針對乒乓式保護,結合開關自檢方法提出了完整的一點接地保護方案:在兩點接地保護方案中估算了開關切換過程中過渡電阻變化對接地點位置計算的影響,提出了故障位置偏差式兩點接地的自適應判據,為了彌補該判據的缺陷,提出了結合二次諧波輔助判據的綜合方案。Firstly, the basic theory of switch reluctance generator ( srg ) is discussed in detailed, based on the mechanism electric energy converting analysis, non - linear analysis and non - linear simulation. three control methods of srg ( angle position control method, current chopping control method, pulse width modulation control method ) are deeply studied and analyzed. the electronic controller, which controlled by dsp or by hardware circuit are developed for low - power switched reluctance generation system
首先系統地研究了開關磁阻電機發電運行的基本理論,從機電能量變換的角度分析開關磁阻發電機的機電能量變化規律;通過非線性分析和非線性模擬方法,明晰開關磁阻電機發電本質,概括出開關磁阻電機發電運行的特點;系統、深入地研究了開關磁阻電機發電運行的控制方案(角度位置控制、電流斬波控制、脈寬調制控制) 。A fem software as an important tool, work has been done as follows : the method using fem to design anomalous structure of transducers was adopted ; the vibration modes of the elastic pipe, ultrasonic transducers and system has been analyzed in piezoelectric coupled field. resonant frequencies of the transducers have been matched quite well with resonant frequencies of pipe, which can make it easy and accurate to design a transducer. the values of equivalent dynamic capacitors and dynamic inductances of ahead nine orders have been gotten derived by fem method, and fem equivalent circuit of the transducers has been built
以ansys有限元軟體為主要分析工具完成了設計工作;在經典換能器設計理論和前人經驗的基礎上,對不規則形狀的換能器採用了有限元的方法設計;在耦合場中分析了換能器、導管及整體裝置的振動情況,使換能器的諧振頻率與導管的諧振頻率達到了較好的匹配,使設計變得更加容易和準確;利用有限元方法建立了振子的等效電路模型,求出了其前6階模態的等效動態電容電感值,為阻抗匹配和驅動電路的設計提供了依據。In sensored case, the theory of hall signal checking ahd how to change phase are discussed. in sensorless design, using a single line resistance measure phase current and estimating rotor position are brought forward by analyse associate codes. at the same time, problems and solution which meet in task are mentioned in report
在有位置傳感器方案設計過程中,詳細討論了霍爾位置信號檢測原理和換相控制原理以及實現過程;在無位置傳感器方案設計中,提出了單電阻電流檢測原理和位置估算的演算法,並且對相關的軟體代碼進行了分析。It compared some of linearization methods of platinum resistance ' s characteristic. it introduces a new subsection linearization method : unequal distance arithmetic, it improves the measure precision and decrease the calculation load. in the voltage and electrical current measure section, it use a measure chip which includes a / d conversion, dsp and arithmetic procedure, so it improves the mearsure precision greatly
在前端的檢測部分,分別對溫度檢測及電壓電流采樣進行了研究,在溫度檢測中對常用的幾種鉑電阻的特性的線性化方法進行了比較,提出了一種新型的分段線性化方法:非等距演算法,既提高了精度又減少了計算量,具有新意;在電壓電流測量中,採用了一種內置a / d轉換、 dsp 、演算法程序等的測量晶元,大大提高了測量精度。分享友人