參變元件 的英文怎麼說

中文拼音 [shēnbiànyuánjiàn]
參變元件 英文
parametron
  • : 參構詞成分。
  • : Ⅰ量詞(用於個體事物) piece; article; item Ⅱ名詞1. (指可以一一計算的事物) 2. (文件) letter; correspondence; paper; document
  1. Based on the basic analysis of the structure and power elements of the hybrid vehicle, this thesis presents a powertrain system with a metal pushing belt cvt, aiming to the development status and trend of the hybrid vehicle technology in our country. a rational control strategy and its work mode of this powertrain system are determined, and correlative parameters such as the engine power, the starting torque, and the differential ratio, the rated power and torque of the motor, and the ratio of the torque synthesizer are systematically designed for the changan star 6350b. at the same time, the design of these parameters is considered as the base of the simulation of the motor control system in next step

    在對混合動力汽車的結構型式和動力進行基礎性理論分析后,針對我國汽車技術發展現狀和混合動力汽車技術的發展趨勢,設計了一種基於金屬帶式無級自動速器cvt混合動力汽車動力傳動系統方案,根據該傳動系統方案制定了比較合理的控制策略和工作模式,並針對長安之星6350b設計了發動機功率和起始轉矩、主減速比、電機的額定功率和轉矩、轉矩合成器速比等相關數,為下一步的電機控制系統模擬實驗打下基礎。
  2. 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,具有高靈敏度、寬量程、非線性誤差小、外圍電路簡單等優點;對設計的敏感結構數進行了計算,並利用有限法進行了模擬分析,根據模擬結果得出了優化數;在確定敏感結構的基礎上,研究了敏感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。
  3. We analyzed the dependence of equivalent circuit parameters of mesfet switch on material and device structure. for modeling, we designed and fabricated six set of mesfet switches with different gate width, then measured their performance and extracted switch model parameters. mesfet switch database corresponding to the mmic product line is then established, and using the dependence of switch model parameters on gate peripheral we can attain the mesfet switch performance with any gate width through parameters scaling

    移相器電路採用gaasmesfet開關作為控制,研究了mesfet開關等效電路數與材料和器結構數的關系,設計製作了不同柵寬的六組mesfet開關,並進行數測試和模型數提取,建立了相應于mmic工藝線的mesfet開關模型庫;根據開關模型數隨柵寬的化規律,可以實現任意柵寬mesfet開關的數定標工作。
  4. Brief introduction the model kx920 wheel is one of the series leading products made in our works that is well received both at home and abroad for its reaso - nable design, beautiful contour, and advanced norms. by adopting of three - ele ment torque converter, fixed - axle type pcwer shifing transimission box, in = bub reduction, double - axle drive, hinged frame, all hydraulic steering, and clamping brade. the loader has such features as : large power reseve, fi - neaccelerating performace, comfortable operation, wide field of vision, it " s muti = function, high - effic ient and flexible engineering machinery. mor - eover, it can be equipped with many kinds of working attachments such as flat fort, muti - fnction bucket, and snow plow, so it may be used for loading and unloading, transporting, piling and leveling materials in various kinds of projects. mines, enterprises and city. welcome friends both at ho - me and abroad to visit our factory and to order our products

    Kx920裝載機是我公司生產的系列主導產品之一,該機設計合理,外形美觀,指標先進,在國內外享有盛譽.它選用三液力矩器,定軸式動力換檔速箱,輪邊減速,雙橋驅動,鉸接式車架,全液壓轉向,汽液鉗盤式四輪制動,手動鉗盤式停車制動,反轉連桿機構,動力儲備大,加速性能好,駕駛舒適,視野寬廣,是一種用途廣,效率高,機動靈活的工程機械.備有平叉,圓木叉,多用途斗,推雪板,側翻,抓草機等多種工作裝置,因此廣泛用於各類工程,工礦企業和城鎮的物料,垃圾裝卸,運輸,堆垛,平整等作業,歡迎國內外朋友們來公司觀,選購
  5. There is difference frequency measurement requirement for every part of pid regulating, difference between dynamic quality and static quality in response time and accuracy. according to these, it use the interrupt functions and high - speed counter of the simens s7 - 200 plc cpu226 basic unit and some peripheral circuit to measure frequency ; in software designed, the procedure frame of hydraulic - turbine governor and disperse process of parallel pid are analyzed, an improved pid algorithm is adopted to realize a pid regulation mode with variable structure and parameters ; the mechanical liquid - pressure system of the hydraulic - turbine governor is with electric - hydraulic converter unit of step motor. according to the drive character of five phase of response step motor, a variable frequency regulated voltage driver unit is designed in order to realize interface between plc and driver of step motor

    本文利用s7 - 200plc自身的特點設計了頻率測量單,根據pid調節各個環節的特點,以及調速器動態特性、靜態特性對頻率測量的實時性和精度要求的不同,利用s7 - 200plc基本單中內置的高速計數器以及相應的外圍放大整形、分頻電路,實現了水輪發電機組頻率的測量;在軟體上,對微機調速器的整個程序框架、並聯pid的離散化過程進行了分析,選用改進的pid演算法實現了數、結構的pid調節模式;調速器的機械液壓隨動系統具有步進電機電液轉換,採用五相反應式步進電機,根據其驅動特性設計了頻調壓驅動器,實現plc與步進電機驅動器之間數字介面。
  6. In view of the fact that the genetic algorithm of stochastic programming based on random simulated technology has succeed greatly, this paper points out that changing parameters of genetic algorithm can obtain a sequence of optimum values of goal function. taking these genetic algorithm values as sampling data, we can get fitting optimum function by using multivariate spline regression and get the lipschitzs constant of the fitting optimum function. so for any chance constrained programming problem, we can get its interval estimate

    鑒于基於隨機模擬技術的遺傳演算法在求解隨機規劃問題上的優越性,本文指出,改遺傳演算法的數條,在此基礎上求得機會約束規劃的若干個最優值,以這些最優值為樣本點,利用多樣條回歸,擬合得到最優值函數,進而求出最優值函數的lipschitzs常數,從而對于任一機會約束規劃問題,都可以得到它的一個區間估計。
  7. This paper mainly deals with the subjects below : the problem on fem analysis, general reliability analysis and calculation, and optimization based on the general reliability of the random or fuzzy parameters structure ; and also brings forward a method for getting the fuzzy answers from the fem equation by taking the fuzzy multiplier from a fuzzy variable ; in the fem analysis and structural reliability optimization, the randomcity and fuzziness of the structural physical parameters and the load applied on the structures are all considered

    文中對隨機和模糊數結構在不確定性荷載作用下的結構有限分析、可靠性分析和基於可靠性的優化設計等問題進行了研究。以桿系結構為對象,提出結構分析的模糊因子方法,其中分別或同時考慮了結構材料的物理數、構的幾何尺寸和作用荷載幅值等的隨機性和模糊性;對結構響應(位移、應力)為模糊量時的廣義可靠度進行了推導。
  8. There are five parameters need to be measured. there are five channels for input : the displacement of casting - roller, the rotate speed of casting - roller, the pressure of casting and rolling, the casting temperature and the water - speed of cooling water. they are measured by raster, photoelectric coder, strain pressure sensor, thermocouple and turboflowmeter

    系統需要進行監測的數有五個,即有五路輸入信號:鑄輥位移、鑄輥轉速、鑄軋壓力、澆鑄溫度、冷卻水流速,分別採用光柵、光電編碼器、應式壓力傳感器、熱電偶和渦輪流量計作為檢測
  9. Through experimental research, the calculation formula that the pressure highly - adjusted capacity of two cylinder chambers varied with the change of step load and the formula about hydraulic elements main parameter ( rated pressure ) were both made, which had important valuation in selecting the main parameter about this hydraulic system

    通過試驗研究得出了出口節流調速系統中液壓缸兩腔壓力超調量隨負載化的計算公式以及出口節流調速系統中液壓數(額定壓力)計算公式,有利於正確選擇系統的及主數。
  10. The static loading test for three group of testing piles of jiading power plant secend stage project are analyzed and studied in this thesis, and the practical applying of high - accurate data collector, technique of waterproof insulation and testing technique of burying in the body of pile are introduced also. the vertical and horizontal loading features of three group of piles of different kind and constructing technique in different earth layer at the pile point are analyzed and compared and summed up with basic integro - differential equation calculating the pile earth system load transmit, transforming principle of stress - deforming and pile body rating of burying electric measuring element. changing law of stress, and changing law of pile body shifting and bending for different testing piles under vertical and horizontal load are showed so that the loading features of soil layer and pile at testing spot, reliable design data for pile type and base for scientific construction technique are provided

    本文僅就嘉定電廠二期工程中的三根試驗樁的靜載試驗進行了分析和研究,利用樁土體系荷載傳遞分析計算的基本微分方程及應力-應轉換原理,結合預埋電測的樁身率定,對三組不同種類、不同施工工藝、不同持力層中的樁的豎直、水平承載特性進行了分析、比較和歸納,通過大量、全面的實測數據,經過整理、轉換和推演,揭示了不同試驗樁在豎直、水平荷載作用下的應力化規律和樁身位、撓曲化規律,最終提供試驗場地土層和樁的承載特性,為該工程合理設計樁型提供了可靠的設計數,為確定科學的施工工藝提供了有力的依據。
  11. This paper bring out design method of inverse eigenvalue problem, which adapts to general structures with linear parameters, namely coefficients of all or partial elastic component and inertial component are treated as design parameters, for given some order natural frequency and corresponding vibrating mode, all of useable designing parameters will be got through solving a linear system of equations, thereby stiffness matrix and mass matrix of actual structure are constructed. this paper also discusses existence condition and unique of results

    提出了適用於具有線性數的一般結構的逆特徵值問題的設計方法,即以系統的全部或部分的彈性與慣性的系數為設計數,對于預先給定的若干階固有頻率及相應振型,通過求解一線性方程組即可確定全部實際可行的設計量,從而構造出實際結構的剛度矩陣和質量矩陣,並論證了解的存在性與唯一性。
  12. Using separate tuning components would make the circuit complex and difficult to realize, so with the help of the optimization methods, we use the stubs of the filter as the tuning components

    本文藉助優化演算法,利用濾波器的短截線實現對pin二極體寄生量的調諧,使短截線發揮了雙重作用,而且也克服了一般調諧不宜安裝、使電路結構得復雜等缺點。
  13. By studying the parameter shift of component, a new method that build inverter ' s model by circuit ' s topology and parameters has been applied in rc system

    通過分析化的影響,提出在重復控制系統中可以直接根據電路拓撲和數建立逆器模型的觀點,簡化了建模的工作。
  14. ( 4 ) based on module theory, the operation state analysis of voltage - feed zcs buck converter has been simplified and the time - discrete mathematic modeling of dcm mode has been setup. ( 5 ) the stability operation parameter range has been decided according to the stability criterion, and the analysis of influent of resonance inductance and capacitance to converter ’ s chaos character is carried out

    ( 5 )根據系統穩定性判據確定了穩定工作區域,得出主要數的穩定工作范圍,設計了電壓反饋控制buck換器的模擬電路並根據模擬結果分析了諧振的加入對于換器運行穩定性和混沌特性的影響。
  15. First, the current optical system construction ' s optimization algorithms are based on the just optical system ' s preliminary construction which designers have selected. optical system program can not automatically change the optical elements ' nember. so that optical system design ' s intelligentized degree is not high. now this paper applies the genetic algorithms to lens design and shows that the genetic algorithms can effectively work in automatically changing the optical elements ' nember. next, this pape present a new computer design method that applies the genetic - simulated annealing algorithms to directly design the binary optical element

    首先,由於現有的光學系統結構設計的優化演算法都是在選定了初始光學結構的基礎上,只對光學結構數進行優化選擇,在優化過程中不能夠自動改光學面數,導致光學系統設計的智能化程度還不是很高,採用遺傳演算法,實現了光學面的自動增減;其次,區別于傳統的二光學設計方法,為避免其量化臺階數過大導致的成本及加工復雜度的增加,提出了運用混合優化策略遺傳-模擬退火演算法直接設計二光學的新的計算機方法。
  16. This paper designs a signal converter circuit for flow, and narrates its work principle, the parameters are calculated to importance devices. this circuit is designed for high precision, easy operating and simple struction

    設計了一種與流量控制系統配套的流量信號送器電路,給出了電路的工作原理,計算了關鍵數.該電路具有性能好、簡單、調整容易等特點
  17. The modeling and simulation describing the dynamic performance of the cylinder are established and the sectional acres of the actuating pneumatic organ are discussed ; after resolving the simulation model by matlab, the cylinder dynamic performance parameter based on time is obtained ; in the end, the influence of inertial load, stroke and valid area on the dynamic performance of the cylinder are discussed

    然後針對主要部? ? ?氣壓作動筒的工作過程,建立了描述作動筒彈射和回收過程的物理模型和數學模型,對其中的氣動有效截面積ae展開了討論。利用matlab求解模擬模型,根據程序設計結構編制模擬程序,得到氣缸動特性數隨時間化的可視化模擬結果。
  18. The measured optical attenuation for the ecd is in good agreement with the model prediction using the parameters obtained from the individual thin film measurements

    所量測的電致色光學調幅與利用測量個別薄膜得到的數所構成的模型預測值相當一致。
  19. The sensing unit can change the external information into a signal that can easily be changed into an electric signal

    考譯文:敏感能夠將外部信息轉換成一種更容易成電信號的信號。
  20. Thirdly, the snubbers are designed to compress the switching voltage transient. when igbt is abruptly turned off, trapped energy in the circuit stray inductance is dissipated in igbt, causing a voltage overshoot and damaging igbt. this paper analyzes the principle of the snubber and discusses the impact of the parameters of the snubber on voltage overshoot

    針對igbt工作過程中出現的電壓尖峰、電流尖峰和大的開關損耗問題,本文首先從理論上詳細分析了igbt逆橋緩沖電路的工作原理,推導出緩沖電路各數計算公式,討論了緩沖電路各數對關斷電壓波形的影響並進行了模擬分析。
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