步行計速器 的英文怎麼說

中文拼音 [háng]
步行計速器 英文
tachymeter
  • : Ⅰ名詞1 (步度; 腳步) pace; step 2 (階段) stage; step 3 (地步; 境地) condition; situation; st...
  • : 行Ⅰ名詞1 (行列) line; row 2 (排行) seniority among brothers and sisters:你行幾? 我行三。where...
  • : 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...
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 步行 : go on foot; walk步行鍛煉法 deambulation; 步行機 pedipulator; walking machine; walkie talkie; 步行...
  1. According to the gear case ' s speed reducer original design scheme and the known design information and objective data, the decision results and the quality evaluation are given

    根據某齒輪箱減的3種初方案,藉助于已知的設信息和客觀數據,利用該模型對其進決策並給出了優劣順序。
  2. To utilize the advantages of dsp chips, the system should be computing sources economical. according to digital signal processing theory, the poly - phase fir can help reduce the workloads of the ddc / duc. therefore, adding the complex carrier mixers, the channelization system ( a method of using a single wideband facility to transmit many relatively narrow - bandwidth signals. by subdividing the frequency spectrum used in the wideband channel ) can be formed utilizing the characters of fft

    為了使開發出的軟體可以適用於高dsp件開發,節省系統資源,課題首先從數字信號處理的理論進分析,得出可以利用抽樣率轉換的數字濾波的特點,即多相濾波實現數字上下變頻算負擔的減小,之後進一將多相濾波與頻譜搬移部分結合,通過公式的推導,得出可利用快傅立葉變換的特點實現多路信號的通道化發射和接收的處理模型。
  3. To decimators of multi - level system designed based on the hb filter and cic filter, analysis of the filter design parameters involved, whose theory applied to multi - level cic filter of design, and designed half band filter with distributed algorithms. compared to the simulation results. these advanced algorithms applications, and further increase hardware efficiency and operating speed

    對于基於積分梳狀( cic )濾波和半帶( hb )濾波的多級系統設的抽取濾波組,分析了濾波中所涉及的各個參數,將剪除理論應用於多級積分梳狀( cic )濾波的設中,並且採用分散式演算法( da )來設半帶( hb )濾波,並對模擬結果進比較,這些先進演算法的應用,進一提高了硬體效率和運度。
  4. 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,設了一種基於金屬帶式無級自動變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設了發動機功率和起始轉矩、主減比、電機的額定功率和轉矩、轉矩合成比等相關參數,為下一的電機控制系統模擬實驗打下基礎。
  5. In chapter 5 we discuss the design of ieee754 standard fpu ( floating point unit ). processor and uart ( universal asynchronous receiver transmitter ), these cores are used in this dissertation, fpu is used for floating point complex fft processor, uart is used for fft processor " s peripheral and our test platform. in chapter 6 we discuss the design for testability, including atpg, bist and jtag method, discuss the different verification and simulation strategy in soc scale facing to different modules, build up the test platform which is used to test high performance application specified digital signal processing processor. in chapter 7 we summarize the research results and creative points, and point out the further work need to do in the future

    第五章提出了基於ieee754浮點標準的浮點運算處理的設和異串列通信核的設一浙江大學博士學位論文,提出了適合硬體實現的浮點乘除法、加減運算的結構,浮點運算處理主要用於高fft浮點處理功能,異串列通信核主要用於pft處理ip核的外圍擴展模塊以及本文所做的驗證測試平臺中的數據介面部分第六章提出了面向系統級晶元的可測試性設包括了基於掃描測試atpg 、內建自測試bist 、邊界掃描測試jtag設,在討論可測試性設策略選擇的問題上,提出了針對不同模塊進的分別測試策略,提出了層次化jtag測試方法和掃描總線法,提出了基於fpga
  6. In this paper, the drive theory of the large ratio friction transmission is studied ; a new type elliptical cam wave generator is designed ; the large ratio friction transmission prototype is designed and manufactured ; based on the ansys finite element method software, structure of the elliptical cam is analyzed ; precision index of the manufactured large ratio friction transmission prototype, such as transmission accuracy, least step, stability of the least step, load capacity is measured by the absolute rotary encoder. by analyzing the measurement data and research content, it is think that the new elliptical cam wave generator could overcome a good many problems brought by processing errors, facilitate size precision adjustments, input moment can be achieved in the form of a pure force couple importing ; through this study, " the large ratio friction transmission prototype " could apply in practical engineering basically

    本文研究了大比摩擦傳動的傳動理論;設了新型橢圓凸輪波發生,設製作了大比摩擦傳動樣機;用軟體ansys對所設的橢圓凸輪結構進了有限元分析;用19位絕對式編碼測試了大比摩擦傳動機構的傳動精度、最小距、最小距的穩定性以及帶負載能力等各項精度指標;對測量數據和研究內容進了歸納和整理,認為新型橢圓凸輪波發生克服了加工誤差帶來的諸多問題,新型橢圓凸輪波發生可以進尺寸精度調整,能夠達到輸入力矩以純力偶的形式輸入;通過本項研究,基本可以使「大比摩擦傳動機構」在工程中得以應用。
  7. And the working principle and circuit makeup of the optical transceiver are analyzed in detail. secondly, according to the actual requirements, optical transmitter and optical receiver were designed into a small module to carry out low - rate optical transceiver. finally, fundamental parameters of the optical transceiver are tested under existing conditions

    本文在簡述光纖通信原理的基礎上,從最基礎的光有源件工作原理、特性入手,重點闡述了光收發一體模塊電路結構以及工作原理,在此基礎上根據實際情況設了光發送、接收電路,實現了低率光收發一體模塊,並在現有條件下對該模塊進了初測試。
  8. Taking the vr step motor as example in the paper, systemic research is conducted about the principle of the subdividing drive, the non - linearity relationship between microstep and phase current, the method of velocity adjusting and the interrelated factors. the system is designed to realize the subdividing drive, velocity adjusting and position. especially, there are two innovations in this paper. one is the first introduction of pld device and isp technology to the design of phase sequencer, the other is the new measure and amend method of microstep

    本文以三相反應式進電機為實例,對細分驅動原理、細分驅動的非線性、變細分調以及相關影響因素進系統的研究;實現細分驅動、調控制、定位控制和軟硬介面的設。在此基礎上,本文對細分驅動環形分配的設和微距測量修正進了創新;提出將pld件和isp技術引入到細分驅動環形分配的設思想和錯位測量和逼近修正法。
  9. To start vehicle rapidly and smoothly, a kind of method based on fuzzy technique to control the engaging - pressure of wet - clutch has been established. fuzzy control will achieve the following advantages : the engine can be controlled to be operated steadily during lower speed and the starting noise can be reduced

    為了實現汽車起的迅和平穩,建立了基於模糊技術控制濕式離合油壓的算方法,該控制方法的優點表現在汽車起過程中控制發動機在低下穩定運,縮短起時間,減少起沖擊。
  10. Some correlative designs and experiments are finished before the microwave test experiment. the property of a finite long magnetic coil is studied and the coil magnetic field circuit is constructed for the experiment of microwave. a digital two - channel trigger device is designed and successfully applied in the experiment

    為了微波實驗的順利進,我們設並加工了磁場線圈,研製了控制磁場線圈迴路觸發和強流電子束加觸發同的兩路數字同觸發,研製了測量電子束流的法拉第筒,並成功地將這些設備應用於微波實驗研究。
  11. 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自身的特點設了頻率測量單元,根據pid調節各個環節的特點,以及調動態特性、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,對微機調的整個程序框架、並聯pid的離散化過程進了分析,選用改進的pid演算法實現了變參數、變結構的pid調節模式;調的機械液壓隨動系統具有進電機電液轉換元件,採用五相反應式進電機,根據其驅動特性設了變頻調壓驅動,實現plc與進電機驅動之間數字介面。
  12. Firstly, a method to estimate the rotor speed, which is based on bp neural network, is introduced in this paper. secondly, the park vector approach is used to monitor and diagnose the inter - turn fault of the stator winding. finally, this paper studies thoroughly a novel approach to detect rotor bar breaking fault, which is based on the perfect combination of the hilbert transform and digital filter

    具體工作如下:採用bp神經網路對異電動機轉子轉度傳感;對定子繞組匝間短路故障,採用派克矢量方法進監測與診斷;對于轉子斷條故障,詳細介紹了一種新的基於希爾伯特變換與數字濾波的在線監測方法。
  13. In this thesis, by the summarizing and analyzing about the present stability control study state of synchronous generator unit, it is achieved that the governor pss ( gpss ) is more suitable for the stability control of multi - machine system because of its better decoupled character than conventional pss ; the intelligence control theory is more reasonable than conventional methods to design the hydro - generator unit gpss because of the uncertainty of mathematical model of hydro - electricity system caused by intense nonlinear character and time - variant operating mode of hydro - turbine and water - hammer effect of hydraulic system

    本文對同發電機組穩定控制的研究現狀進了綜述和分析。認為:與常規pss相比,調側pss ( gpss )具有良好的解耦特性,更宜用於多機系統的穩定控制;由於水輪機特性的強非線性、工況的時變性以及引水系統的水擊效應所導致的水電系統數學模型的不確定性,採用智能控制理論設水電機組gpss較常規設方法更為合理。
  14. High - speed frame - synchronizer is an absolutely necessarily key device of the remote sensing satellite ' s ground - receiving system. it is mainly used to format the high - speed data stream, so that computer can get the beginning address of every frame of the high - speed data stream, and then data stream would be send to computer for pretreatment through high - speed interface

    幀同格式化是遙感衛星地面接收系統中必不可少的關鍵設備之一,主要將從衛星接收到的高數碼流格式化,使算機得以辨識每一幀的起始位置,然後將數碼流經高介面進入算機進預處理。
  15. The sample industrial controller of pcc step - type hydraulic governor using this method is proved to be successful by practical operation in hydropower stations

    在此基礎上,研究和開發了基於可編程算機控制( pcc )的進式水輪機調工業樣機並在電站運中取得了圓滿成功。
  16. A virtual cathode oscillator with axially extracted te10 mode of rectangular waveguide has been designed and manufactured. the measurement system which is used to diagnose microwaves emitted by the virtual cathode oscillator has been prepared

    對基於tomachan加參數的軸向提取矩形波導te10模虛陰極進了工程設和加工,並對測量系統進標定,為下一的實驗研究工作打下了基礎。
  17. Because the vigorous market competes and data warehouse give the business enterprise the high the bigness value, the high leaders of the material limited company of the two bureau of china ' s train draw a conclusion to establish the decision support system, increasing the competition ability of the business enterprise with more science more completely of decision support. we have investigate and understand the need of the leader, the manager of sale department and employee. according to the general principles that data warehouse design, we select the sale topic to establish prototype design

    對于該公司的領導、銷售部門經理、以及員工的調查與需求了解,以及按照數據倉庫開發的一般原則,首先選取商品銷售主題進原型設,從第三段開始以銷售決策系統設開發為出發點,按照數據倉庫開發的一般原則和驟,逐探討了基於數據倉庫技術的中鐵二局物資有限公司銷售決策系統的項目需求分析、系統軟硬體結構設、概念模型設、多維數據邏輯建模、數據抽取、轉換、清洗和裝載設、多維分析服務的設以及前端數據分析工具的設與開發等問題。
  18. This paper projects a utility subdividing drive system of step motor, which consists of digital control module, drive module and power module, it uses at89c52 single chip processor as the core, it realizes the external event or generates control signal by i / o interface, timer and external interruption, the system introduce pld device and isp technology to the design of phase sequencer, it simplified circuit and improved the anti - disturbing capability by using abel - hdl language, this system can realizes data memory, velocity digital control and led display, etc. this paper adopted firstly the single - chip technique to design control system, which replaced old complicated logic control circuit and simplified test process

    本文研究了一種實用的進電機細分驅動系統,由數字控制模塊、驅動模塊和電源模塊組成,系統以at89c52單片機為核心,通過單片機的i o口、定時中斷來實現外部事件監控以及控制信號的產生,系統將可編程邏輯件( pld )件和在系統編程( isp )新技術引入到細分驅動環分配的設,通過abel _ hdl語言編程實現硬體軟化設和邏輯重構,大大簡化了電路,並提高了電路抗干擾能力。使系統實現參數存儲,度數字控制,數碼顯示,進退刀控制等功能。
  19. Because the feeder short circuit current of subway is very great, the plug - in boards of input and output are different from the ac feeder protection. after analyzing and comparing the two popular input components, the thesis choices the shunt. in addition, the thesis gives the original design of output plug - in board

    由於地鐵饋線短路電流較大,保護的輸入元件及出口插件與交流保護不同,本文對目前常用的兩種輸入元件進了分析比較后,選擇了分流,在分析了直流快開關動作情況的基礎上,對出口插件進了初
  20. This paper will design an h robust controller to be used acceleration state feedback, control, or, furthermore, both speed and acceleration state feedback control, which can rapidly restore synchronous state under the condition unbalanced loads or uncertain disturbances. the result of acceleration, speed and position dynamically synchronized control is achieved

    狀態反饋控制作為動態同控制,對加度進補償控制,進一,對加度和度同時進補償控制,使系統在不平衡負載或不確定性擾動下快恢復同,以實現位置、度和加度三重動態同
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