運算控制鍵 的英文怎麼說
中文拼音 [yùnsuànkòngzhìjiàn]
運算控制鍵
英文
ock- 運 : Ⅰ動詞1 (物體位置不斷變化) move; revolve 2 (搬運; 運輸) carry; transport 3 (運用) use; wield...
- 算 : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
- 控 : 動詞1 (告發;控告) accuse; charge 2 (控制) control; dominate 3 (使容器口兒朝下 讓裏面的液體慢...
- 制 : Ⅰ動詞1 (製造) make; manufacture 2 (擬訂; 規定) draw up; establish 3 (用強力約束; 限定; 管束...
- 鍵 : 名詞1 [機械工程] (使軸與齒輪、皮帶輪等連接並固定在一起的零件) key 2 [書面語] (插門的金屬棍子)...
- 運算 : [數學] operation; arithmetic; operating
- 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
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Vvvf door controller frequency converter makes lift door installation easier and more convenient as its control center is the internationally advanced engineering 16 digital micro computer and it operates with the fully digital spwm modulation techniques, with igbt module as the output power drive and with voltage, current and speed under fully digital closed circuit control ( the door controller ' s operation parameters are inputted by means of the keyboard )
Vvvf控制門機變頻器採用當今國際上先進的工控16位微型計算機為控制核心,採用了全數字spwm調制技術, igbt模塊作輸出功率驅動,電壓、電流、速度全數字閉環控制(門機的運行參數均可通過鍵盤設置輸入) ,從而,使門機的安裝調試更加簡單,方便。The result of computer and analysis based on blade elements theory shows us that we can regulate the rotate speed of wind turbine rotor by changing set angle and pitch h. variable - pitch system is the key component of the whole wind turbine, which can assure safely pitch - control and brake
本文利用葉素理論,經計算分析得出:通過改變風力機安裝角可以改變槳距h ,從而改變風力機的轉速。變距機構是變槳距控制型風電機組實現變距控制和安全剎車的關鍵機構之一,它的運動由平動和轉動兩部分組成。How to ensure the project implement safely and effectively, esp in the complicated condition of geology, the terrain and its features, is the key to restrict the project finishing successfully ; in this paper, the theoretic analyse and pratical study based on the extension of 309 country road ( from wuan to shexian in hebei province ), adopt the method of theoretical analyse, caculater and experiment, improve the controlling blasting skill and construction crafr of roadbed stonework, control the blasting harm effectively, accomplish the construction quickly and safely in normal conditions. the paper puts forward to the relative parameter applying to roadbed extension in beforecrack blasting, and raises the combination of beforecrack demolition and buffer demolition, which is the main way to conctrol the side - slope stable and taking shape. putting to use the achievement produces great social benifet and economic benefitjt has widely practical future
特別是在復雜的地質,地形及地物條件下,如何保證工程的安全快速有效實施成為制約工程順利完成的關鍵。本文的理論分析和實踐研究以國道309河北武安至涉縣段改建工程為依託,採用理論分析計算與現場試驗相結合的方法,研究並優化了路基石方控制爆破技術與施工工藝,有效控制了爆破危害,實現了保證現有公路正常運營條件下的快速安全施工,本文提出了在預裂爆破中適合於路基擴塹工程的有關參數。同時提出了預裂爆破與緩沖爆破相結合是控制邊坡穩定和成形的主要途徑。According to the request of this subject, we have developed the system hardware and software for the slave device and the inspection software running on the pc. in this paper all of the followings is illustrated detailedly, such as the research on the principles of measurement and its realization, three means of water - level measurement that are separately based on photo electricity coder, pressure sensor and potentiometer ; selection of the microchip, we choose an advanced integrated soc ( system on chip ) microchip c8051f021 as the main controller ; realization of signal sampling, processing and its conversion in the mcu ; application of high precision 16 bits adc cmos chip - - ad7705 in our system, designing its interface with the microchip and relevant program ; using a trickle charge timekeeping chip ds1302 in the system which can provide time norm and designing of its i / o interface and program ; additionally, a 4 ~ 20ma current output channel to provide system check - up using ad421. in the system, ad421, ad7705 and the microchip compose spi bus ; to communicate with the master pc, here we use two ways which are separately rs232 and rs485 ; moreover, there are alarm unit, keyboard unit, power supply inspection unit and voltage norm providing unit in the system
針對研製任務的要求,課題期間研製了下位機系統硬體和軟體,開發了上位機監控軟體,其中所作的具體工作包括:測量原理的研究和在系統中的實現,在本次設計中用三種方法來進行水位測量,分別是旋轉編碼器法、液位壓力傳感器法和可變電阻器法;主控晶元的選擇,我們選用了高集成度的混合信號系統級晶元c8051f021 ;實現了信號的採集和處理,包括信號的轉換和在單片機內的運算;高集成度16位模數轉換晶元ad7705在系統中的應用,我們完成了它與單片機的介面設計及程序編制任務;精確時鐘晶元ds1302在系統中的應用,在此,我們實現了用單片機的i o口與ds1302的連接和在軟體中對時序的模擬,該晶元的應用給整臺儀器提供了時間基準,方便了儀器的使用;另外,針對研製任務的要求,還給系統加上了一路4 20ma模擬信號電流環的輸出電路來提供系統監測,該部分的實現是通過採用ad421晶元來完成的,本設計中完成了ad421與單片機的spi介面任務,協調了它與ad7705晶元和單片機共同構成的spi總線系統的關系,並完成了程序設計;與上位機的通信介面設計,該部分通過兩種方法實現: rs232通信方式和rs485通信方式;系統設計方面還包括報警電路設計、操作鍵盤設計、電源監控電路設計、電壓基準電路的設計。This paper introduces the general design method of soc ( system on a chip ) using eda tools, gives some cases of ip, then implement a real system on epm7128slc84 - 15, a chip of altera company, this system including : scan and recognition of matrix keyboard, calculation of add, sutu multiply under the control of state machine, the display of result on computer screen
本文首先介紹了用eda工具設計片上系統的一般方法,給出了幾個ip ,然後在altera公司的晶元epm7128slc84 - 15上實現了一個soc實例,該實例包括:對矩陣式鍵盤的掃描、識別,在狀態機控制下進行加、減、乘法運算,以及結果在計算機屏幕的顯示。This system is developed based on high performance, low cost and many controllers inside of the embedded processor, and enlarged gpio for the plat of the hardware and software. this system is applied to the high - speed numerical control carving machine. show the operate interface by lcd, input the control code from the keyboard, the data is readed from the usb interface and store that in sdram
本系統應用於高速數控雕刻機,以lcd為人機可視化操作界面,以編碼鍵盤為操作控制部分,以嵌入式處理器s3c44b0x晶元為核心,文件數據經usb口讀取u盤中的雕刻數據文件暫存於sdram中,經嵌入式處理器進行相關演算法處理,得出相應參數傳送到fpga ,由fpga控制輸出脈沖和脈沖間延時,通過高速光耦隔離( 2mbit / s )后輸出,控制步進電機的運轉。Third, the other key algorithms of transcoding in dct domain was introduced, including : motion compensation in dct domain, the choosing of macroblock pattern and rate control
而後,介紹了dct域轉碼中的其它關鍵演算法,包括: dct域的運動補償演算法,宏塊模式的選擇,碼速控制演算法。Power bond graph is used to established the bond graph model of the lifting and dropping of hydraulic pile hammer and state space equation in the paper for hydraulic pile hammer is perplexing nonlinear system. in order to attain the graph that pressure, position, velocity, acceleration vary with time in the course of driving pile simulation procedure solving state space equation is designed on the basis of combining four - order runge - kutta method with predicator - corrector method, dynamic simulation of the hydraulic system is studied in matlab 6. 5. it is convenient to analyse dynamic characteristics of the hydraulic syste m, beneficial to the design and parameter optimization of the hydraulic system. in the final part of the paper, under detailed analysis of the control characteristics for double - acting hydraulic pile hammer with double cylinders, control system based on the programmable logic controllers founded on technology of modern compute is designed
由於液壓打樁錘液壓系統是一個復雜的非線性系統,本文採用功率鍵合圖法建立液壓打樁錘上行、下降的鍵合圖模型和狀態空間方程,通過四階龍格?庫塔法和預估?校正法相結合編制了模擬程序對狀態空間方程求解,在matlab6 . 5中進行液壓系統的動態模擬,獲得液壓打樁錘運動過程中壓力、位移、速度、加速度等隨時間變化的曲線圖。此曲線圖方便了對液壓系統動態特性分析,為液壓系統的設計和參數優化提供了有益的借鑒。最後,在深入分析雙缸雙作用液壓打樁錘控制系統的功能要求后,採用了以現代計算機技術為基礎的新型工業控制裝置? plc可編程式控制制器,設計出了雙缸雙作用液壓打樁錘的電器控制系統。Intelligent transportation systems ( its ) is an accurate and efficient real time urban traffic management system with application of advanced information technology, data communication technology, electronic control and computer processing technology. as we all know it is the best way to solve the problem of the traffic transportation field, especially traffic jam, traffic accidents and traffic pollution
智能運輸系統( its ) ( intelligenttransportationsystem )是在關鍵基礎理論模型研究的前提下,把先進的信息技術、數據通訊技術電子控制技術及計算機處理技術等有效地綜合運用於地面交通管理體系,從而建立起一種大范圍、全方位發揮作用,並實時、準確、高效的交通運輸管理系統。But now, mpeg2 ' s compressing and decompressing algorithms and mechanism is inviable to mapc - ca ' s architecture, the hardware can not efficiently work. aim at these mostly questions of mpeg2 ' s real - time handling, mpeg2 ' s video coding and decoding system based on map - ca have been implemented. mpeg2 ' s key algorithms have been improved
針對mpeg2實時處理中面臨的主要問題,課題基於mapca實現了mpeg2實時編碼解碼系統;改進了mpeg2關鍵演算法,提出了新的實現方法,如量化反量化演算法, dct變換idct變換演算法,運動估計演算法等;利用datastreamerdma控制器進行數據傳輸,最大限度地減少數據等待時間。Keyword to control the overflow - checking context for integral - type arithmetic operations and conversions
關鍵字控制整型算術運算和轉換的溢出檢查上下文。To take the informationization of small - medium sized manufacturers as study object. this thesis analysis the state of its information construction, pointing out the problems, bringing forth effective methods on informationization and transformation. taking the make - to - order industry as the main study object, it exprouds how to apply concretely the manufacture control theory to such industry. and analyzes business data - processing of the system. and works out the key algorithm in sch control
本文以我國中小製造企業信息化為研究對象,分析了現狀,指出了存在的問題,提出了信息化建設和改造的有效措施;並以訂貨式企業為主要研究對象,討論了製造控制理論在該類企業的具體運用,分析了系統的業務數據流程,確定了計劃控制中採用的關鍵演算法。At the same time, based on the analysis of object - oriented technology, the relation of every object of product configuration is expounded. by adopting the modeling thought regarding the process data and product configuration as the center and direction, the models of process data processing methods are built to realize the joint function of process data and consistency control of product data in product life cycle effectively. finally, the integration and sharing of product data resource in internet environment are also realized and the key technology is offered for realizing computer integrated manufacturing in enterprise
本文以實現工藝數據與產品設計數據、製造數據、采購數據等數據間的傳遞與集成為目標,在分析了工藝數據管理面向產品特性的基礎上,完成了對傳統工藝bom ( billofmaterials )組織結構的擴展,構建了工藝bom與企業運作過程中其它bom間的映射關系模型;同時,在分析了面向對象技術的基礎上,詳細論述了產品配置各對象間的關系,進而,採用以產品配置為引導、以工藝數據為中心的建模思想,構建了工藝數據處理方法模型,有效實現了產品全生命周期中工藝數據的紐帶作用及產品數據的一致性控制,使產品數據資源在網路環境下達到了集成和共享,為企業實現計算機集成製造提供了關鍵技術。Chapter three devotes to the key technology of motion controller. control bus, micro - electronics, control theory and algorithm, and their application to motion control are fully discussed
第三章分析了運動控制器的關鍵技術,著重分析了總線技術、微電子技術和控制理論與伺服控制演算法及其在運動控制器中的應用。This paper studies the architectures and key algorithms of the transcoding from hdtv to sdtv in the dct domain. the key algorithms includes : motion vector mapping, picture downsizing in dct domain, motion compensation in dct domain and rate control
本文研究了dct域hdtv至sdtv轉碼的架構和關鍵演算法。其中,關鍵演算法包括:運動矢量映射演算法、 dct域圖像下采樣演算法、 dct域運動補償演算法、碼率控制演算法。The opening up environment of this system is very ripe. the cpu is the at89c52, it is very cheap. the fijnction includes the sampling of the data, operation and control, key operation, display ctc
該系統開發環境比較成熟,採用價格比較便宜的at89c52單片機做為調節器主體,完成的功能主要有數據採集、運算控制、鍵盤操作、顯示等功能。Through confirmation of each operation index, including finance budget and control management index, holding and control index of distribution forecast information system, optimization on production management index system, and so on
通過對各項運營指標設立,包括:財務預算制定與控制管理指標銷售預測信息系統的健全與控制指標生產管理指標系統優化等關鍵指標體系的建立健全等。This thesis systemically analyses the controlled - port principle based on the ieee802. 1x protocol and some key technologies ( such as radius authentication and account technology, eap protocol, md5 arithmetic, dhcp and so forth ). besides, it discusses in detail how to design and realize radius authentication and account by the procedure ' s resource code. in addition, we elaborately design a management and maintenance system for the isp
本文系統地分析了基於擴展的ieee802 . 1x協議的埠認證控制原理、計費系統實現的關鍵技術(諸如radius認證和計費技術、 eap協議、 md5演算法、 dhcp等) ,詳細地闡述了radius認證和計費方案的設計及其實現,並精心設計了一個功能完善、界面友好、間接易用的計費管理系統,為網路運營商提供安全可靠的管理和維護平臺,並給網路用戶提供方便快捷的自服務系統。It is pointed that universal approximating property of fuzzy controllers depends on the expressions or values of ( ?, 0 ) and ( ?, 1 ), and based on it, the sufficient conditions for fuzzy controllers being universal approximators are proposed
摘要通過分析模糊控制器的一般演算法,發現模糊控制器是否具有泛逼近性,關鍵取決于模糊蘊涵運算元( ? , 0 )和( ? , 1 )時的表達式或取值。On the base of analysing the shortcoming of genetic algotithms, three improved techniques for genetic algorithms are bring forward in this paper : fuzzy penalty fitness function, random dislocation arithmetic crossover, fuzzy parameter adjust policy, which improve genetic algorithms capability of global convergence and convergent speed. at the same time, the improved genetic algorithms are applied to nonlinear mixed integer problems and complex nonlinear function optimization
在分析實數型遺傳演算法不足的基礎上,本文研究了遺傳演算法的關鍵技術,分別提出了模糊懲罰評價函數、隨機錯位算術雜交運算元、模糊自適應參數控制等改進技術,以提高遺傳演算法的全局收斂性和收斂速度,並應用於求解非線性混合整數規劃問題和復雜高維的函數優化問題。分享友人