計數器開動 的英文怎麼說
中文拼音 [jìshǔqìkāidòng]
計數器開動
英文
counter open-
Using matlab and its add - ons simulink, through establishing simulation maths model, the paper integrates open chain vector equation ( describing motion restriction ), numerical value simulation ( computing velocity and displacement while given acceleration ) and matrix algebra, etc. to accomplish dynamic simulation for the robot and verifies the results for kinematics of the robot using analysis method, and it establishes foundation for following study for the robot such as kinetics, control, etc
利用matlab及其附加軟體simulink ,通過建立模擬數學模型,綜合開環矢量方程(描述運動約束) 、數值模擬(在加速度已知時計算速度和位移) 、以及矩陣代數等來完成機器人動態模擬,對所研究的機器人運動學分析結果進行驗證,結果基本一致,為機器人的后續研究,如動力學,控制等奠定基礎。This paper first begin with the connotation of virtual instrument technology, study and discuss the criterion and the working theory of usb deeply. on the principle of usb1. 1criterion, using usb interface chip usbn9604 and low consumption mirochip c8051f231, we designed the available interface of usb bus and its controlling software, turn the communicating function based usb bus between computer and testing device. second based on the developed interface of usb bus, using microchip pic16c62 and a mount of relays, we designed the multiswitching scanner and its controlling software to complete the funtion of accesses swithing in testing system. third calling the api function inside the windows using vb programming language, communicat with the impelling program of selected hid, achieve the function of testing instrument with usb interface, complete the development of upside software faced testing. at last, based on the deep studying of pcb testing method, used the developed multiswithing scanner and software faced testing, combinated with necessary testing instrument, we constructed the pcb testing system and analized the testing result simply
論文首先從虛擬儀器的技術內涵出發,深入研究和討論了通用串列總線usb規范及工作原理,並依據usb1 . 1規范,採用usb介面晶元usbn9604和低功耗微處理器c8051f231設計開發了通用的usb總線介面及其控制固件,實現了通用計算機與測試設備之間基於usb總線的通信功能;其次,在所開發的usb總線介面的基礎上,使用微處理器pic16c62和多路繼電器開關,設計開發出實現測試系統中測試通道切換功能的多路通道掃描器及其控制固件;再次,採用vb語言編程,調用windows內部api函數,與選定hid類驅動程序進行通信,實現usb總線介面測試儀器功能,完成面向測試的上層軟體開發;最後,在深入研究印刷電路板測試方法的基礎上,利用已開發的多路通道掃描器和面向測試軟體,結合必要測試儀器組建印刷電路板測試系統,並對測試結果進行了簡要的誤差分析。Through analysising the characteristics of the power system with floating neutral point deeply, the paper puts forward a new plan of single - phase to ground fault line selection on the base of s ' s signal injecton method and gives the hardware and software design. in this design, the high speed sampling and data processing is carried out through using dsp processor ; the large electrice current is drived through the application of a high - performance audio power amplifier and transformer ; the communication between host computer and detectors is realized through rs485 bus technology ; the difference multilevel frequency - selected amplifier is designed and the feeble signal of space is sampled on the base of the theory of magnetic induction ; the interface between dsp and exterior chip and rs485 interface logical is designed through using fpga ; the using of lcd module and keyboard interfacing chip makes the interface between human and machine ; the programme of host computer and detectors is designed through using blocking design method
在本設計中,採用高速的dsp處理器,實現了對故障特徵信息的高速採集與處理;採用大功率的功放晶元與變壓器配合的方法,實現了大電流信號的驅動輸出;採用485總線技術,組建了裝置主機與多探測器之間的主從式通訊網路,實現了多干擾條件下裝置主機與多探測器的可靠通訊;設計了差分式多級選頻放大電路,採用磁感應的方法實現了對空間微弱信號的接收;利用fpga技術,實現了控制器與多外設的介面及數字信號的串並轉換;採用了先進的lcd液晶顯示模塊及鍵盤介面晶元,設計了人機信息交互的介面;採用了模塊化的軟體設計方法,開發了裝置主機及探測器的軟體程序。The thesis discussed a parameter extraction program for the mosfet level1 model. in the analysis and design of circuit, at first, the thesis described the system function of the new dc - dc switching converter. then several sub - circuits of converter ic such as oscillator, over - temperature shutdown circuit, auto - restart counter circuit and control circuit were completely discussed
在電路設計中,本文首先分析了開關電源電路的基本拓撲結構和psm調制模式,接著對開關電源變換器進行了系統的原理分析並設計了總體框圖,然後詳細設計了振蕩器電路,熱保護電路,自動重啟計數器電路和主控門邏輯等子電路並進行了功能模擬。Class9 : scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking ( supervision ), life - saving and teaching apparatus and instruments ; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity ; apparatus for recording, transmission or reproduction of sound or images ; magnetic data carriers, recording discs ; automatic vending machines and mechanisms for coin operated apparatus ; cash registers ; calculating machines, data processing equipment and computers ; fire - extinguishing apparatus
類別9 :科學、航海、測地、攝影、電影、光學、衡具、量具、信號、檢驗(監督) 、救護(營救)和教學用具及儀器,處理、開關、傳送、積累、調節或控制電的儀器和器具,錄制、通訊、重放聲音和形象的器具,磁性數據載體,錄音盤,自動售貨器和投幣激活裝置的機械結構,現金收入記錄機,計算器和數據處理裝置,滅火器械。As the main automation contractor, emerson will leverage its significant engineering expertise to design, install and commission the digital automation system and also perform various specialized services on the units ' electrical subsystems, such as the generator, transformers, feeder ducts and switchgear
作為主自動化承包商,艾默生將派出其最具經驗的工程專家來設計,安裝和調試數字自動化系統,以及為機組的電氣子系統,例如發電機,變壓器,饋電管道和開關設備等,提供多種專業服務。In the end of the paper, the development of the software is introduced and an example for floating - end heat exchanger design is given to show the usefulness of the system and the effect. the method presented in this paper makes use of database to save and manage the standard sizes data and makes use of drawing libraries to save and manager the parts and assembly drawings. the theory of fixed patterns with flexible sizes is used to generate the parts and assembly drawings
文中提出的方法充分利用了數據庫技術對換熱器系列標準化尺寸數據進行有效的存儲與管理,利用圖庫對結構相同或相似的視圖進行分級分類存儲與管理,利用「死圖活尺寸」的圖形生成原理快捷地生成各種型號浮頭式換熱器的零部件圖和裝配圖,實現了浮頭式換熱器的輔助設計計算和自動繪圖的功能;所開發的軟體使得換熱器設計中許多實際問題得到圓滿解決,軟體開發方法具有通用性,對其它類型的換熱器輔助設計系統的開發有重要的參考價值,在該領域中將有良好的應用前景。Under the background of the research work - " expert system of hydraulic brake system design for saloon car, small and medium passenger car " for nanjing yuejin automobile group, in this paper, a set of special cad software for vihicle brake was developed in which the researchful object was brake, . the cad supporting software was pro / engineer and the developing language was vb. the project of discreted brake was raised and 3d graphic parametric library of typical parts and assemblies was established. 3d solid modeling and parameter - driven between dimensions and relations were accomplished using pro / engineer
本文以南京躍進汽車集團的橫向課題「轎車、中小型客車液壓制動系設計專家系統」為背景,以制動器為研究對象,以pro engineer為cad支撐軟體,採用vb語言,開發了一套汽車制動器專用cad系統;提出了制動器離散化方案,構建了參數化的制動器典型零部件三維圖形庫,使用pro engineer實現三維實體造型以及尺寸與關系的參數化驅動;圖形庫系統採用參數化圖庫引用、管理機制並擁有一個開放的擴充介面;研究了pro engineer二次開發模塊pro toolkit ,解決了同步模式下定製程序界面的問題,並實現與pro engineer的通信;建立了制動過程數學模型,推導了制動方程式並給出相關解法,編制了制動器數值模擬分析程序;構建了制動器設計資料庫。As an example of developing a custom web parts control, you could create a control to provide any of the features provided by other asp. net server controls that might be useful to package as a personalizable web parts control : calendars, lists, financial information, news, calculators, rich text controls for updating content, editable grids that connect to databases, charts that dynamically update their displays, or weather and travel information
作為一個開發自定義web部件控制項的示例,可以創建一個控制項以提供其他asp . net服務器控制項所提供的任何功能,這可能對打包為可個性化設置的web部件控制項十分有用,這樣的控制項包括:日歷、列表、財務信息、新聞、計算器、用於更新內容的多格式文本控制項、連接到數據庫的可編輯網格、動態更新顯示的圖表或天氣和旅行信息。So the development of self - energy sf6 cb is very important. in the paper, the math model of arc - quenching chamber air - pressure character is built on the base of 126kv / 31. 5ka self - energy sf6 cb ' s exploiting, then the theory analysis and calculation is deeply been done for cylinder radius, nozzle spout radius and opening position of moved contact that they have the essential effect for the use of arc energy in the course of opening. arc - quenching chamber parameter is confirmed according to the request of full opening and fault opening when the cb is opening
本文針對126kv31 . 5ka自能式sf _ 6斷路器的研製,建立了相應的滅弧室氣壓特性數學模型,對自能式sf _ 6斷路器開斷過程中電弧能量利用有重要影響的滅弧室缸徑、噴口直徑、動觸桿開口位置進行了詳細深入的理論分析和計算,並根據斷路器開斷中的滿容量開斷和近區故障開斷的要求確定了滅弧室參數。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。An automated modeling and simulation software package based on matlab was developed, which could support a systematic research of vehicle shock absorbers in its design
經二次開發形成一套能進行參數化自動建模和模擬分析的軟體系統,最終在汽車減振器設計過程中形成一套阻尼特性研究的系統完整的方法。The process of development of the system has been discussed taking the development of workshop controller as an example, the principle of data acquisition and the algorithmic for auto count of parts have been set focus to research, at last the application of ontology technology used in the system developing has been introduced
以底層拉制器的開發為例,討論了生產線管理拉制系統的開發過程,著重研究了資料獲取的原理和零件自動計數的演算法,最後介紹了本體技術在系統開發中的應用。First of all, this paper introduces the principle and characters of laser diode and analyses the necessity of designing a special driver power with high quality by referring a lot of domestic and foreign references. then the power with soft - start function and low ripple is designed according to the demand of a laser driver and relevant technology. it makes a laser diode work drive by ic - wkn and emit stable laser
首先,本文對半導體激光器的原理和特點進行了介紹,在查閱了國內外相關文獻資料的前提下,分析了半導體激光器對電源的要求,並結合開關電源中的相關技術,設計製作了具有慢啟動功能和低紋波系數的驅動電源,通過ic - wkn的驅動,使半導體激光器正常工作,發出具有穩定功率的激光。The efforts to be shown in the paper include : building on the mathematics model of electro - hydraulic shaking table, after the analysis of the dynamic characteristics of electro - hydraulic shaking table the conclusion that it is essentially non - linear is drawn ; according to the aforementioned characteristics and with the view to the actual research object, we present the outline of the system design and criteria of the electro - hydraulic shaking table servo - controller ; due to the research object we practically work over two control strategies and correspondingly scheme out two controllers, which is pid controller and human simulating intelligent controller based on ziegler - nichols parameters - adjust empiric formula ; we develop electro - hydraulic shaking table servo - controller, constitute entire hardware system platform and accomplish the correspond codes of the software which combine to complement its most functions ; the simulation of the adjust stability of controlling system and servo trailing control has been made by matlab, which compares the simulation results of the behavior of pid controller and human simulating intelligent controller
本文的主要工作包括:從電液伺服控制系統的數學模型入手,對電液伺服控制系統的動態特性進行了分析,得出了其非線性本質的特點;根據電液伺服控制系統的上述特點,結合具體的電液式振動臺研究對象,提出了電液伺服控制系統的設計要點和振動臺伺服控制器的設計指標;結合研究對象,具體研究了控制器的控制策略,設計了兩類控制器,即基於ziegler - nichols參數整定經驗公式的pid控制器和仿人智能控制器;開發了電液式振動臺伺服控制器,建立了完整的硬體系統平臺並完成了相應軟體的編寫,實現了主要的控制功能;對控制系統的穩定調節控制和伺服跟蹤控制進行了matlab數字模擬,對pid控制器和仿人智能控制器的控制行為分別進行了模擬實驗並做了比較。The transport department launched a six - month trial scheme on pedestrian flashing green countdown timers last december and commissioned the city university of hong kong to study the effectiveness of the scheme
運輸署在去年十二月展開為期半年的行人閃動綠燈倒數器試驗計劃,並委託香港城市大學就該計劃的成效進行研究。It provides the computer ' s great abilities of computing and displaying. vxi _ bus test software platform provides a visual programming environment for ats
它將計算機的數據分析和顯示能力與儀器驅動器融合在一起,為用戶開發虛擬儀器提供必須的軟體工具和環境。The main works of the paper is designs the management information system of intelligent community based on lonworks technology, implements the automation of transmitting the value of water meter, ammeter and gas meter and the security system. using access designs the database ; using visual basic implements the function of searching, reporting, calling up of capital ; using neuron c and dde implements the communication with the dde server. finally, based on the example of air - condition, discusses the application of fuzzy control technology to the intelligent community and uses matlab realizing computer simulating
本文的主要工作是使用lonworks技術開發了智能小區管理系統,實現了智能住宅小區的水、電、煤氣表的遠程抄取,計費系統及安防報警的自動化。使用access設計數據庫;使用visualbasic完成語音催繳、各種查詢、列印操作的設計;使用neuronc語言和動態連接庫技術完成與lonworks開發工具中的ddeserver服務器的通信,有效的將智能控制器的各種數據信息讀取和存儲在數據庫中。最後以空調恆溫控制為例,對模糊控制在智能化方面作了一些探討,並用matlab作了模擬。A continuously variable transmission test bench is built. an autocontrolling software about continuously variable transmission system is developed, the data of engine throttle opening, speed ratio of cvt and load can be gathered in test bench and the system can be controlled
搭建了無級變速傳動系統實驗臺,開發了無級變速傳動自動控制軟體,在實驗臺上實現了發動機節氣門開度、無級變速器速比及載荷等數據的採集及計算機自動控制。This paper has discussed the network mode question of the computer at first, studied and set up emphatically the information management system for the locomotive detections under the structure network environment of server of the client, and perfectly realized man - machine interaction combined the relation database management system and object - oriented programming language c + + builder ; we have also actualized non - standard device detect and control test bed and present a method that will enable the test bed to apply in this the information management system for the locomotive detections ; at the same time, though studying this system, we have proposed the method to achieve certification of quality control for the locomotive coming in and going out section, auto - maintain for the locomotive detection plan and auto - statistic and auto - analysis for the part trouble of the locomotive
應企業要求和我們的研究實踐,我們提出了數字化機務段概念,並且開發了機車檢測管理信息系統。本文首先討論了計算機網路模式問題,著重研究並建立了客戶機服務器結構網路環境下機車檢測信息管理系統,結合關系數據庫管理系統和面向對象編程語言c + + builder較好地實現了人機交互;實現了基於pc104總線的非標設備測控試驗臺,提出了將試驗臺應用於該檢測管理信息系統的方法;通過本系統的研究,提出了機車出入段的合格證控制、機車檢測計劃的自動維護以及機車部件故障的自動統計分析的實現方法。分享友人