步進計數器 的英文怎麼說
中文拼音 [bùjìnjìshǔqì]
步進計數器
英文
stecounter- 步 : Ⅰ名詞1 (步度; 腳步) pace; step 2 (階段) stage; step 3 (地步; 境地) condition; situation; st...
- 進 : 進構詞成分。
- 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...
- 數 : 數副詞(屢次) frequently; repeatedly
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 步進 : step by step步進操作 step by step operation; 步進傳動 step by step drive; 步進法 step by step met...
- 計數 : count; tally; counting計數卡 numbered card
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The last part of the thsis presents a novel fast response digital variable optical attenuator. this device is driven by two electromagnetic driving units rather not stepper motors. a wide attenuation ( 40db ) was fully digitized and can be set by a certain number of driving pulses
論文最後針對現有數字可調光衰減器均由步進電機驅動,體積龐大,造價高昂且速度緩慢的缺點,利用微反射單元設計了一種高速數字式可調光衰減器。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
根據某齒輪箱減速器的3種初步設計方案,藉助于已知的設計信息和客觀數據,利用該模型對其進行決策並給出了優劣順序。The hardware is composed of digital luminometer, rotate encoder, step motor and data acquisition card, solenoid - operated clutches. the software is developed in visual c + + 6. 0 which is an oop programming environment and has plenty of resource to use. this system can implement high speed, automatic measurement
課題對測定系統進行了總體設計,硬體部分由數字照度計、旋轉編碼器、步進電機、電磁離合器等組成,軟體部分利用acl - 8216數據採集卡,以vc + + 6 . 0作為軟體開發平臺,充分利用vc + + 6 . 0生成友好界面的優勢和acl - 8216的資源,開發出了測試系統。This type of counter is called a parallel-carry synchronous counter.
這種計數器稱為并行進位同步計數器。Since the above inequality is not satisfied a serial-carry synchronous counter can not be used.
因上述不等式不能成立,所以不能採用串列進位同步計數器。Detail specification for electronic component. semiconductor integrated circuit. type ch2021 4 - bit up down synchronous binary counter dual clock
電子元器件詳細規范.半導體集成電路ch2021型4位二進制同步加減計數器The developed apparatus can automatically measure evapotranspiration at setting up interval and memory the data through a 32 kilobyte data storage memory. measured data can be transmitted to personal computer by rs232 series communication interface. apparatus will be trigged at measurement time by a real time chip set in it
該儀器通過實時時鐘晶元實現間隔採集動作的觸發及時間、日期的計數;利用液晶顯示器( lcd )進行顯示;使用它能在無人監管的工作環境下,定時進行蒸散測量並將測得數據自動保存到32k數據存儲器中;再通過rs232串列通訊介面將數據傳送到pc機進行進一步處理。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。This paper studies the diffuser ' s influence on the fadw ' s running properties experimentally including the inner wall and outer wall of diffuser and the backpressure of the diffuser. to prevent the gas of fadw from leaking into the laser cavity because of the effect of layer and turbulence the leak - proof flakes are designed. first the method of the leak - proof flake design is studied and then its influence on the properties of fadw is studied experimentally
實驗研究了擴壓器對fadw工作性能的影響,提出了擴壓器結構和超音速噴管相對布局參考數據;研究了氣動窗口側壁防漏片的結構對氣動窗口性能的影響,並給出其工程設計方法;同時還研究了擴壓器不同的背壓對整個fadw作性能的影響,據此提出了擴壓器與引射器結合的設計方案,從而為大壓比、高性能的fadw的設計提供了進一步設計參考方法。So, a new criterion about the area calculation of the house appears. according to that, the area of the house equal to the sum of the practical area and the area of the wall section. the latter can be calculated on the criterion easily
測量儀的測量房屋套內面積的設想是通過步進電機驅動激光測距傳感器旋轉每一步距角,對距離數據進行每步採集保存,轉滿一周后對相鄰距離值構成的三角形面積進行計算求和而得到面積。Magnetic marker buried in the road can be used as navigation signals, this signals are collected by build - in - vehicle sensor and are sent to the build - in - vehicle computer, the computer processed and sent instruction or command, automatic running of driverless vehicles can be realized by the steering wheel servo mechanism which connects with step motor
通過埋設在道路上的磁軌釘作為車輛控制的誘導信號,由車載傳感器進行信號的採集,把採集到的數據信息傳送到車載計算機中,通過車載計算機的處理,發出執行指令,利用步進電機連接的方向盤伺服機構以實現車輛在無人駕駛的情況下保持車道的正常運行。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。Following the development trend of valve cad, according to the requirements of the chengdu chengfeng valve limited company and based on mdt, this article develops the 3d parametric valve design system. the main work and achievements are as follows : based on the 2d engineering drawing of the several different valves the company provided, the 3d parametric basic drawing - base is set up using mdt which is a 3d design platform, including all the parts drawings and the general assemblage drawings of the valve models ; in accordance with the common steps of the valve design, the parameter editors are designed to edit, import and export the valve parameters and are provided with the function of double synchronization on parameters displaying for convenience in use ; in order to meet demands of users and make the design more accurate, reliable and practical, the assistant formula calculators are developed, which can automatically do all types of structure calculation in the procedure of valve design, and export the calculation manual of valve design ; in order to make designers more rivalries, taking full advantage of internetmntranet technology, the virtual design center is developed, which integrate netmeeting, terminal service and super links, so that the designer can directl y use applications on remote server, communicate with other designers on intranet / internet, share software resources and realize long - distance cooperative design
根據閥門cad發展趨勢,針對成都乘風閥門有限責任公司閥門設計現狀,本課題基於mdt三維設計平臺開發了閥門三維參數化設計系統,主要完成的工作和成果如下:根據公司提供的幾種不同結構閥門的二維工程圖紙,利用mdt三維設計平臺建立了三維參數化基本圖形庫,其中包括所有零部件和總裝配模型圖及二維工程圖;依照閥門設計的一般步驟設計了參數編輯器,用來對閥門尺寸參數進行編輯、輸入、輸出等,具有參數雙向同步顯示功能,使用十分靈活方便;根據用戶的需求,為了使設計達到精確、可靠、實用的要求,設計開發了輔助計算器,能自動完成閥門設計過程中所需的各種結構計算,並可以輸出閥門設計計算說明書;為了使設計人員更具有競爭力,本系統利用internet intranet技術設計開發了虛擬設計中心子模塊,虛擬設計中心集成了網路會議、終端服務、超級鏈接等功能,可以讓設計師直接使用服務器上的應用程序,與intranet internet上的其他設計專家進行交流、共享軟體資源,實現遠程協同設計。A counter used in the arithmetical unit to count the steps in multiplication, division, and shift operation
在運算部件中,對乘、除、移位操作中的操作步進行計數所用的一種計數器。A register or electric circuit in a calculator or computer, in which the results of arithmetical and logical operations are formed
在運算部件中,對乘、除、移位操作中的操作步進行計數所用的一種計數器。Detail specification for electronic components. semiconductor integrated circuit ct54ls169 ct74ls169 4 - bit binary up down synchronous counter
電子元器件詳細規范.半導體集成電路ct54ls169 ct74ls169型4位二進制同步加減計數器And the inverter becomes smarter. during the designing, the pulse - processing ciucuit is preset which processes the feedback pulse from photoelectric encoder for close - looping the system in future. by using the circuit and quadrature mode of timer 1 in 80c196mc, incremental encoder can be embedded into the velocity regulation system more easily and the domain the inverter can be used in is enlarged too
在系統設計過程中,考慮到了變頻調速器進一步改進為閉環系統的需要,在電路中預設了光電碼盤反饋脈沖的處理電路,通過這個電路的處理,並利用80c196mc中定時計數器1的90相移計數工作方式,可大大簡化使用增量式光電碼盤時脈沖處理的復雜度,這也擴大了本文中變頻調速器的應用范圍。Detail specification for electronic components. semiconductor integrated circuit ct54161 ct74161 4 - bit synchronous binary counter direct clear
電子元器件詳細規范.半導體集成電路ct54161 ct74161型4位二進制同步計數器異步清除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步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、定時器計數器中斷來實現外部事件監控以及控制信號的產生,系統將可編程邏輯器件( pld )器件和在系統編程( isp )新技術引入到細分驅動環行分配器的設計,通過abel _ hdl語言編程實現硬體軟化設計和邏輯重構,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,速度數字控制,數碼顯示,進退刀控制等功能。A design method based on the decomposition and multiplexing technique of complex instruction, combined the decoding arithmetic of instruction and a step counter together, sub - step realization method of multiclocks is proposed. the similarities and differences of architecture between fsm and multi - ? ocks are discussed from two aspects, timing and state space
提出了執行周期復用的指令分解、指令寄存器與步長計數器聯合譯碼,以及多時鐘同步的控制流設計方法;進而從時間和狀態空間兩個角度深入討論了控制流設計中狀態機和多時鐘兩種常見體系結構的異同。分享友人