解算電位計 的英文怎麼說
中文拼音 [jiěsuàndiànwèijì]
解算電位計
英文
resolving potentiometer- 解 : 解動詞(解送) send under guard
- 算 : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
- 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...
- 位 : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
- 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...
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Abstract : in fourier transform profilometry, because of the nonlinear relationship between the irradiant incident upon a ccd dete ctor andthe voltage it outputs, it will cause phase evaluation errors. here, we ex plain the errorsource by theoretical deducing, then make a simulation. at last, a method to decrease thiserror is put forward
文摘:在傅里葉變換輪廓術中,由於ccd探測器光電響應的非線性,將在測量中引入高次項,從而對相位的求解造成較大誤差,通過理論的推導定性地解釋了誤差的來由,並用計算機進行了模擬計算,最後提出了減小誤差的方法。Next, in order to comprehand the electromagnetic characteristics and the dynamic characteristics of the new type of magnetic micromotors, the dissertation applied the concept of the magnetic scarlar potential of the irrotational magnetic fields and set up the mathmatic model for the inner magnetic field of the new type of motors from the basic equations and the boundary conditions of the motor magnetic field. oh the basis of the mathmatic model, the dissertation analized the various qualities of the magnetic field of the air gap between the rotor and the stator and gave a detailed calculation of the air gap ' s magnetic potential, magnetic field intensity, magnetic induction, the shape of the magnetic scarlar potential level surface, the distribution of the magnetic circuit, the magnetic induction the self - inductance and the mutual inductance of the coils
其次,為全面了解這種新型電磁電機的電磁特性和動力特性,本文從電機磁場的基本方程及其邊界條件出發,應用無旋磁場的標量磁位概念,建立了端面搖擺式電磁微電機內部磁場的數學模型,並以此為基礎,詳細分析了電機氣隙磁場的各方面性質,對氣隙磁場的磁標位、磁場強度、磁感應強度、等磁位面形狀、電機工作磁路的分佈、電機的工作磁通量以及激勵繞組的自感和相互之間的互感進行了詳細的分析計算。Gps receivers belong to the user equipment, mainly used to receive satellite signals and telegraphese, measure the distance from receiver to the satellites by the wireless signals, compute the position and speed of satellites by telegraphese, then compute the position and speed of user
Gps衛星接收機屬于衛星導航定位系統中的用戶設備,主要用於接收衛星信號和電文,由無線電信號測定用戶至衛星的距離,或多普勒頻移等觀測量;根據導航電文,計算觀測衛星的位置和速度,根據觀測量和衛星的位置、速度,解算出用戶的位置和速度。It makes use of resource of the chip, realizes the development of every module, achieves distilling of telegraphese, builds up new frame, calculates the position and provides external interface. in the section of calculating the position, the author combines the two measures of carrier phase position and code position. finally, in the platform of matlab, the author completes the function simulation of main modules
概述了接收機的設計原理;詳細描述了基於ti公司的tms320c6713dsp晶元的系統程序設計中各模塊的實現,利用該晶元的資源,實現各模塊的調度,完成對導航電文的提取,重新組幀,定位解算以及對外介面;在解算部分,把載波相位定位與碼測距定位相結合,利用載波相位對偽距的平滑來提高定位精度;在matlab平臺下進行了各模塊的功能模擬測試,以模擬結果的圖表來分析說明了載波相位平滑偽距的兩種演算法能使定位精度有一定的提高。Focusing on the tactical index of ew system - bearing accuracy, this article makes deep - through analysis, comparison and study of the theory basis for traditional direction finding method. a 16 - channel monopulse amplitude - comparison direction finding method and new phase - delay estimating method has been proposed to use, through computer ' s analog computation and relative measures in actual engineering practices, the bearing accuracy of traditional method has been increased and the service requirement of the ew weapon system and adaptability of equipment satisfied
本文圍繞著電子戰武器系統的戰術技術指標?測向精度,對傳統的測向方法的理論基礎進行了深入的分析、比較和研究,提出了採用16通道單脈沖比幅測向體制和新的相位延時估算方法,通過計算機的模擬摸擬計算,以及在實際的工程實現中採取的相關措施,解決了採用傳統的測向方法提高測向精度,滿足電子戰武器系統的戰術技術指標要求和裝備的適裝性。Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively
本文對大圓環直線感應電機進行了深入細致研究,內容包括: ( 1 )本文採用有限長行波面電流作用於有限長鐵芯上的模型,引用了氣隙磁場一維解,研究了單層繞組磁場,奇數極半填槽雙層繞組在採用整距和短距時磁場的分析、比較,簡單介紹了二維解; ( 2 )用有限元軟體ansoft對大圓環直線感應電機空載氣隙磁場進行了靜態分析,並分析了結果; ( 3 )用軟體進行了額定電壓下的瞬態分析,得到了轉矩,位移,轉速隨時間變化曲線圖,利用單極性霍爾元件測定轉速並與軟體計算結果進行了比較,採用等效電路法計算了堵轉時的最大電磁力並做實驗進行了驗證,由實驗測得了三相電流波形,並與計算結果進行了比較,對其不對稱性進行了定性分析。The function of video frequency gathering board is to reveal the compound television signal from the computer to carry on a / d transforms, rgb separation processing and so on, output 24bits rgb signals and the synchronized signals. these functions were finished by video frequency decoding chip saa7111 made by philip corporation
視頻採集板的功能是利用philip公司的視頻解碼晶元saa7111 ,對計算機顯卡輸出的復合電視信號進行a / d轉換, rgb分離等處理,輸出24位rgb信號和同步信號。In order to make the sensitivity of 2 - demension accelerometer along the two main arbors almost identical, symmetric four - beam structure that embeds a double - sides interdigitated differential capacitive with puckered beam in two directions was used as sensitive component. in addition, the differential capacitive accelerometer fabricated by bulky silicon micromechanical technique has high sensitivity, wide measurement scope, less nonlinear error, and simple converting circuit. then, the structure parameters of the sensitive component were calculated and stimulated, which results in a set of the optimized structure design parameters, main fabrication procedure and several key fabrication technology
為使二維振動傳感器在兩主軸方向的靈敏度大致相同,敏感元件採用高度對稱的四梁結構,其中每個軸向上均採用帶折疊梁的雙側叉指電容結構,採用體硅微機械工藝製作的高深寬比叉指電容式敏感元件,具有高靈敏度、寬量程、非線性誤差小、外圍電路簡單等優點;對設計的敏感元件結構參數進行了計算,並利用有限元法進行了模擬分析,根據模擬結果得出了優化參數;在確定敏感結構的基礎上,研究了敏感元件採用體硅微機械加工工藝製作的工藝流程和關鍵工藝技術;對敏感晶元內部的c - v介面電路進行了原理設計與分析,利用差動測量技術得到由振動引起的微小電容變化量,經c - v介面電路進行相位調制處理,然後通過解調輸出與加速度成正比的電壓信號。The subject of this thesis is to study ironless moving coil linear permanent magnet synchronous motor and the major works in this thesis are summarized as follows : 1 ) two analytical formulas are derived by concentrated current method and distributed current method to determine the magnetic field due to pm, based on the current model of pm. besides, two method ( magnetic charge method and solution by laplace equation method ) are also introduced with comparing their advantages and disadvantages. then the effects of the motor parameters on the flux distribution are discussed
本文對空芯動圈式直線同步電動機進行了深入細致的研究,內容包括: ( 1 )採用電流模型推導出兩種計算永磁磁極二維氣隙磁場的解析公式(集中電流法、分佈電流法) ,同時介紹了兩種永磁電機氣隙磁場計算方法(磁荷法,直接求解拉氏方程法) ,分析各種方法的優缺點,討論電機參數對氣隙磁密的影響; ( 2 )介紹了單層同心繞組的布置方式,根據安培定律推導出空芯動圈式直線永磁同步電動機的靜推力計算公式,分析靜態力?位移特性; ( 3 )建立空芯動圈式直線永磁同步電動機動態模擬模型,模擬不同驅動方式下電動機起動、穩態運行時電磁力、速度、位移的變化情況。For special example, the closed form solutions for complex potentials in matrix and inhmogeneity regions are derived explicitly when interface containing single crack or rigid line, and the appropriate expressions of the electro - elastic field intensity factors at the tip of crack or rigid line are examined
作為特例,求出了界面含一條裂紋或剛性線夾雜時基體和夾雜區域復勢的封閉形式解;同時計算了界面裂紋和剛性線尖端應力和電位移場強度因子。Using the vector potential, the expression for calculating inductance of air - cored solenoid coil is derived in the dissertation. and the calculating methods of function t in the calculating expression are given for the convenience of the calculation of inductance while the precision is not strictly requested
利用矢量磁位a直接推導出了通電空心圓柱線圈電感的計算表達式,給出了求解計算式中函數t的計算方法,以方便精度要求不高時的電感計算。Through the analyzes of electromagnetic system of a axial symmetry by the method of electromagnetic vector potential, an eddy current field math model is build by triangle cell, this article has researched the effect of power frequency to eddy current density, penetration depth and the skin effect
本文以電磁場矢量位有限元法為基礎對二維軸對稱場的磁場強度、渦流密度進行了計算求解,採用三角形單元和六面體單元建立了渦流場數學模型,研究了電源頻率對渦流密度、透入深度及集膚效應等場量的作用影響。With the mathematic model of tracking beam current by velocity, real - time tracking can be obtained ; with current simulation controlling transducer and subsection linearity, precision of velocity ( error in ? 1 % ) is triumphantly can be controlled ; with inspection of the pulse numbers of switches, the position of all vehicles are checked to eliminate the error of calculating distance between all ones
通過建立速度跟蹤束流的數學模型,較好地解決了速度跟蹤束流的實時性問題;通過採取用電流模擬量控制變頻器和分段線性處理的辦法,成功地解決了速度精度問題(誤差在士1 %內) ;通過檢測接近開關觸發的脈沖數,適時校核所有小車位置,消除各車之間距離計算誤差,從而很好地解決了距離累計計算誤差。Using the knowledge of mechanics and transducer, the water level induce part was developed to measure the water level signal in effect. the researchers designed the hardware part on the basic of the knowledge of electro circuit, the computer principle and the intelligent designing theory
同時,根據電子電路知識、計算機控制原理及智能化儀表的設計思想,採用現代儀器設計中的期間解決方案,對水位計系統的核心硬體控制部分進行了較為全面的設計。3d nonlinear finite element method, compatible displacement method of different mesh and response spectrum of mode - superposition are used to analyze the intake tower - intake slope static and dynamic interaction, since the complexity of geologic structure. the rational results provide a feasible way for the similar projects analysis in the future
論文採用三維非線性有限元法、非一致網格位移協調解法、振型分解反應譜法對復雜地質條件下的百色水電站進水口邊坡與進水塔的相互作用進行了靜、動力分析,得出了一些合理的結論,為今後類似的工程計算分析提供了一種可行的方法。Based on some discussions on the mathematic model set up for the cathodic protection potential field, a two - dimensional boundary element method ( bem ) is developed, and by using which, a study on the shielding effect resulted from some typical inner structures such as the reinforcing elements and the partition walls with man holes on distribution of potential and current density in the cathodic protection is performed. the investigated parameters which affect the shielding effect in the calculating model include : the height and thickness of the reinforcing elements, the distance between the anode and the reinforcing elements, and the diameter of man hole on the partition walls, and so on
本文在討論了陰極保護電位場問題的數學模型的基礎上,以二維邊界元法對陰極保護問題中的電位及電流密度分佈進行了模擬計算,重點對船舶壓載艙中的典型結構如加強筋、人孔等在陰極保護中所產生的屏蔽效應進行了分析和研究,通過對不同高度、厚度的擋板及不同孔徑的帶孔板所產生的屏蔽效應進行模擬計算,首次得到了一些對實際工程設計具有重要參考意義的見解。In chapter 3, the mathematical modal of electromagnetic and temperature fields is presented by a complex magnetic vector potential, which is also applied to solve eddy current field in ansys software. then, the electromagnetic field analysis, thermal analysis and coupled - field analysis in ansys are introduced
第三章:介紹了ansys中引入復矢量磁位計算電磁場、渦流場的方法以及溫度場求解的數學模型,簡述了ansys軟體中的電磁場、溫度場以及耦合場分析。This paper analyses the reason that neutral voltage is not zero when linear three - phase system load connects to three - phase three - wire system source in y connection. the resolution is also given
摘要分析了線性三相負載y聯接在三相三線制電源時,中點電位不為零的原因,並通過計算進行了驗證,給出了解決的方法。This thesis introduces the design mode of the system, acoustic signal detection and estimation methods, how to position and solve, etc. others discussed in the thesis include software and hardware realization of buoy electrical platform and base station synthesizer, and module design of controlling application
文中介紹了整個系統的設計模式,聲信號檢測與估計的手段,定位解算的方式,並且對浮標電子平臺、基站綜合處理機的軟、硬體實現及主控軟體的模塊化設計也進行了論述。In this paper they study a position - detecting system based on microprocessor and psd ( position sensitive detector ). the method is as follows : when the ac - signal from psd which is illuminated by modulated light source passes through an active band - pass analog filter, it filters the ac signal which represents the object light source. then the dc - converter circuit transforms it into dc - signal which is used to calculate the position
這一系統採用的方法是通過對位置敏感探測器psd受到調制目標光源照射后輸出的模擬交流信號進行有源帶通濾波,提取出代表目標光源的調制頻率成份,再將該信號轉變為用來參與位置解算的直流信號,然後選用單片機組成硬體電路,對直流信號進行採集處理並與計算機建立通信,把數據送入計算機進行位置解算,分析判別目標光源和psd器件的相對位置。分享友人