自動變速機構 的英文怎麼說
中文拼音 [zìdòngbiànsùjīgòu]
自動變速機構
英文
automatic speed-varied gear- 自 : Ⅰ代詞(自己) self; oneself; one s own Ⅱ副詞(自然;當然) certainly; of course; naturally; willin...
- 速 : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
- 機 : machineengine
- 構 : Ⅰ動詞1 (構造; 組合) construct; form; compose 2 (結成) fabricate; make up 3 (建造; 架屋) bui...
- 自動 : 1 (自己主動) voluntarily; of one s own accord 2 (不憑借人為的力量) automatic; spontaneous 3 ...
- 機構 : 1 [機械工程] (機械的內部構造或一個單元) mechanism 2 (機關; 團體) organ; organization; institu...
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Derailleur for bicycles
自行車變速齒輪傳動機構Manipulate mechanism with concentrative link lever integrates functions, such as steering n shift and operating direction, into one operating lever. with this mechanism, driver can realize all the operations of bulldozer using elbow joint ' s action
集中連桿操縱機構取消了傳統的轉向、變速及換向操縱桿,將轉向、換向與變速操縱功能集成在一根操縱桿上,利用肘關節的自然動作控制操縱桿實現轉向、前進後退和變速。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元件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變速器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參數,為下一步的電機控制系統模擬實驗打下基礎。Aimed at design index of input power 1. 5kw, most output rotate velocity 300rpm, and rating output rotate velocity 150rpm, considering factors of angle and ratio of transmission, on the basis of kinematics simulation, author optimized the kinematics parameters. in this paper, author has made some analysis and study to the primal assembly condition of transformer ' s sequential action in theory, designed structure dimension of the input and output transformer, and verified the corresponding strengthen. further, the structure, which is to key transmission components of velocity control system of the speed regulator, has been designed based on meeting operational sensitivity, precision and self - locking
本文針對輸入功率為1 . 5kw ,最大輸出轉速,額定輸出轉速的無級變速器的設計要求,並考慮到傳動角及變速比等因素,在運動學模擬的基礎上,對運動學參數進行了優化;本文對變換器連續作用的初始裝配條件進行了理論分析與研究,對輸入、輸出變換器作了結構尺寸的設計,並進行了強度校核計算;本文還對變速器調速系統中主要傳動構件在滿足操作的靈敏度、精度、自鎖性的基礎上進行了結構設計;最後採用workingmodel3d軟體,進行虛擬樣機的計算機輔助模擬設計及運動學和動力學計算。Based on the analysis of the real work state of the tractor in the field, take the typical plough implement unit as an example ; a further study was made in this paper, including the theory of the automatic transmission and the quality of gearshift
本文以典型的犁耕機組為例,在分析拖拉機田間作業工況的基礎上,深入研究了拖拉機自動變速系統理論及換檔品質的問題,改進了換檔執行機構,用模糊控制方法對換檔品質進行了優化。Thereinto, the former cancels traditional operating lever for steering, shift and operating direction, integrates these functions into one operating lever and controls it to realize all the operations of bulldozer using elbow joint ' s action
其中,集中連桿操縱機構取消了傳統的轉向、變速及換向操縱桿,將轉向、換向與變速操縱功能集成在一根操縱桿上,利用肘節的自然動作控制操縱桿實現轉向、前進後退和變速。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元,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基本單元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演算法實現了變參數、變結構的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元件,採用五相反應式步進電機,根據其驅動特性設計了變頻調壓驅動器,實現plc與步進電機驅動器之間數字介面。In addition, in order to make the pumps realize constant injection pressure, the expert tuning pid vfvs constant injection pressure control sub - system for pumps is established and relevant software module is developed. the sub - system can control automatically the quantity and rotate speed of the pumps running to realize the pumps optimum run according to the seawater injection plan of the oil field, which realizes constant injection pressure, energy saving and decreases the consumption to a large degree
此外,為平臺注水泵機組的優化運行構建了基於專家整定pid控制的變頻調速恆壓注水控制子系統,並開發了相應的軟體模塊,完全省卻了pid控制器的硬體設備,使得注水泵機組可以根據油田注水量的配注方案優化運行,自動控制注水泵的轉速和運轉臺數,既能實現平穩增壓注水,又能在很大程度上節能降耗。In the dissertation, a novel hybrid excitation constant voltage synchronous generator is adopted to improve the system performance, which takes the advantages of both electrical excitation and permanent magnet machines. a parted configuration is presented in order to design the structure of the generator. the adaptive digital adjustment is settled in principle using the single chip microcomputer 80c31 as the control core of the voltage regulator and adopting the proportion - integral - differential control as the control arithmetic, then a sample is made
論文對同步發電機的工作原理、性能特點、電機本體以及電壓調節器的硬體和軟體設計進行了研究,針對稀土永磁同步發電機變載、變轉速情況下輸出電壓不可調的不足之處,採用一種新穎的電機型式? ?自適應復合勵磁恆壓同步發電機,綜合了永磁發電機和電勵磁發電機的優點,提出一種磁路分開的結構進行電機本體的設計,並選用單片機80c31作為電壓調節器的控制核心,比例?積分?微分控制( pid )作為其控制演算法,從原理上較好地解決了其電壓的自動數字調節,並試制了一臺樣機。Model ssj fourshuttled circular loom is specialized for manufacturing polypropylene cylindric sack, which covers little floor area and has the advanced electric control function. it is of high production efficiency, reasonable structure, little wear and tear, and longer usful life. the machine applies ac frequency - converter stepless speed regulating to lift electric machine, and shows the function of automatic halt when silk warp and weft are broken
Ssj型四棱圓織機是生產聚丙型筒狀編織袋的專用機,佔地面積小,整機有先進的電器控制功能,生產效率高,結構合理,磨損小,壽命長,提升電機採用交流變頻無極調速,並具有經、緯絲斷絲后自動停機和顯示功能。After the mathematical model of asynchronous electromotor is build, the method of space voltage vector is taken to discuss the essential principle and structure, and arithmetic of direct torque control, and the application of circular magnetic chain self - operated control and the technology of sensor without velocity in direct torque frequency conversion timing are emphasized
在建立異步電動機的數學模型之後,採用空間電壓矢量分析方法討論了直接轉矩控制的基本原理結構及其演算法,著重研究了圓形磁鏈自控制和無速度傳感器技術在直接轉矩變頻調速中的應用。The system is based on chopper constant current drive technique, according to the top level design idea, adopting advanced specical subdivision control integrate circuit and powerful function 80c196kc to organize the system frame, desiging the minimum system of single - chip microcomputer, multifunction i / o interface circuit, relay switch circuit, keyboard and display circuit, multifunction digital setting interface circuit and so on, utilizing the hso and hsi interface circuit which are owned by this single - chip microcomputer exclusively and its powerful command system to realize dual - degree switch control, automation orientation, automatically searching zero position, locking machine when stopping, frequency to set digitally, automatically adjusting speed through changing frequency, swithing subdivision or squarewave control, on the basis of above, the system also have the function of running according to the setting steps and the frequency, voltage and current to display through the led, etc
系統基於斬波恆流驅動技術,按照頂層設計思想,採用先進的專用細分控制電路和功能強大的80c196kc單片機來組建系統構架,設計了單片機最小系統、多功能i o介面電路、繼電器切換電路、鍵盤顯示電路和多功能數字設定介面電路等,利用該單片機獨有的hso和hsi介面及其強大的指令系統,實現了雙余度混合式步進電動機的余度切換控制、自動定位、零位自動搜索、停機鎖定、數字化頻率設定、自動調頻變速控制、細分方波切換控制,在此基礎上,該系統還設有按預置步運行、 led頻率電壓相電流顯示等功能。This machine is featured in advanced technology, reasonable structure, smooth operation, easy to maintain and control, and it is equipped with the highly automatic alarming and auto - stop device for warps off or over situation, moreover it is frequency controllable
該機械技術先進結構合理運轉平穩生產效率高操作維護方便配備先進的斷緯完緯自動報警停車裝置,並可採用變頻調速。The tap - changer is made with solid state relay as its working mechanism and controlled by microprocessor. this switch has totally cancelled the mechanical drive organization, by the microprocessor according to the voltage of second side microprocessor decide the working condition of solid state rely, high regulation speed, need not transition resistor, rush current is low. operating frequently ; there is no electric arc to produce, can put in the fuel tank of the voltage transformer directly ; the structure is simple, the fabrication cost is low, benefit and use widely among the voltages transformer of distribution
其中的有載調壓分接開關,它是一種完全由固態繼電器作為分接開關執行機構,由單片機控制的有載自動調壓的變壓器分接開關。該開關完全取消了機械傳動機構,由單片機根據變壓器二次側電壓的高低,決定與變壓器各分接頭聯接的固態繼電器的工作狀態。調節速度快,改變分接頭時不需過渡電阻,沖擊電流小,可頻繁操作;無電弧產生,可以直接放在變壓器油箱中;結構簡單,造價低,便於在配電變壓器中推廣使用。The system is made up of plc, transducer, units of pumps and electromotors, pressure sensor, industrial control computer and console
變頻調速恆壓供水自動控制系統由可編程式控制制器、變頻器、水泵電機組、壓力傳感器、工控機以及控制櫃等構成。In the design of four - bar linkages driven by motor, the mass - distribution is used to counteract the fluctuation of system and improve the performance. at the same time, this paper applies an adaptive neuron pid controller for nonlinear time - variable system. it efficiently lessens the fluctuation, accompanying with mass - redistribution
在電機驅動的平面四桿機構設計中,首先對機構進行質量平衡,這不但減小了速度波動,而且也簡化了狀態方程;再針對系統的狀態方程非線性、時變特性選用單神經元自適應pid控制器的方法,有效的消除了系統的速度波動。This article is totally divided into six chapters. it takes urbanization as background, and takes mountain cities as research objects, and takes spatial form as clues. lt analysis by synthesis the natural factor and humanistic factor and builds up the motive mechanism of spacial expansion and research the four appropriate pattern of spacial expansion : the layer expansion mode, the axis expansion mode, the centralized mode, the jumping expansion mode
本文共分六章,以城市化快速發展為背景,以山地城市為研究對象,以山地城市空間形態演變為線索,對山地城市的自然和人文影響因子及其形態進行了分析,建構了山地城市空間擴展的動力機制,並通過與平原城市的比較對照及實踐例證,闡述了山地城市空間擴展的四種典型模式:緊湊圈層式、軸向伸展式、集約內涵式和多核跳躍式。This paper studies on used the ac servo system based on ti dsp ( lf2407a ) and the foc and digital signal processing thorem, achieves following results : algorithm. we employ svpwm ( space voltage pwm ) algorithm, improve the efficiency of the electric source, and decrease the harmonious elements. we build the mathematic model of the system and simulate it on matlab platform, dsigne segmented pid regulator to adapt variable speed and widen the speed range. measurement. the velocity and electric current measuring, we adopt multi - sampling - rate and digital filter principles. as more improvements we make, the whole system gets a good results. pc control. the complete controlling system can be controlled remotely. so we develop the pc controlling program.
採用磁場定向脈寬調制演算法,提高了電源利用率,降低了逆變電壓的諧波,改善了電機的運行特性,降低了對電網的污染;在matlab平臺上建立了交流永磁同步伺服電機和電壓空間矢量脈寬調制控制系統的數學模型,在模擬的基礎上,對傳統pid調節器進行了改進,提出轉速調節器和電流調節器採用分段pid結構,根據給定轉速所處的區間,自動選擇相應pid調節器的參數,拓寬了調速范圍,提高了控制精度。Research on adaptive damper system review the current er damper and active vibration control technology, the conception of converting vibration energy to energy damping vibration is presented. the adaptive er damper system has a rack and pinion mechanism which converts a linear motion of piston to a rotary motion
採用齒輪、齒條機構將車輛的往復直線運動變換為旋轉運動,再利用齒輪機構升高轉速驅動永磁直流發電機產生電能,把電壓升高後作用於電流變流體減振器,由此構成一個完整的自適應減振器系統。In the recent years, with the development of microcomputer technology and the needs of industrial automation. we use computer to realize the control algorithm. but during the time of realizing the vsc, because of the limits of sampling, the ideal sliding mode does not exist
近年來,隨著計算機技術的飛速發展和工業自動化領域的實際需要,控制演算法的實現經常利用數字計算機,但當採用數字計算機實現變結構控制演算法時,由於采樣過程的限制,理想的滑動模態不存在,狀態軌跡以抖振的形式沿著滑動平面運動,這是不利於工程的實際應用的。分享友人