高程式控制制精度 的英文怎麼說

中文拼音 [gāochéngshìkòngzhìzhìjīng]
高程式控制制精度 英文
accuracy for vertical control
  • : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
  • : 名詞1 (規章; 法式) rule; regulation 2 (進度; 程序) order; procedure 3 (路途; 一段路) journe...
  • : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
  • : 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...
  • : 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...
  • : Ⅰ形容詞1 (經過提煉或挑選的) refined; picked; choice 2 (完美;最好) perfect; excellent 3 (細)...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 程式 : form; pattern; formula; modality
  • 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
  • 精度 : precision; accuracy; degree of accuracy; precision accuracy; trueness
  1. In soft, abnegating bald dos operating system, we will realize testing and displaying in real time on windows operating system. in hardware, we use computer as postposition cpu, monolithic processor as front cpu, and link them into simple network. in this way, we will realize a kind of distributing testing system providing with high precision and remote controlled ability

    軟體上,屏棄枯燥的D O S界面,使用windows平臺實現實時性很的實測實顯任務;硬體上,將計算機作為上位機,單片機作下位機,連成簡單的網路,實現的、具有遠能力的一種分散測試系統。
  2. The main computer is programmed under windows, while the assistant computer is programmed under dos. the last, based on the idea of module - structure, the software of the testing system are designed, thus this software system is compatible and transplantable to design again. the experiment of measuring principle is taken : take the xy flat of lathe as the parallel - pole device and adjust the angle of sensor, the rotating - probe can test the felloe mould in scanning way

    藉助虛擬儀器的思想,對測系統進行了設計:採用光柵尺、光電編碼器測量可動部件的運動量,解析、誤差小;採用細分驅動的步進電機裝置,性能好;系統實施環境溫的檢測、補償,提了檢測;基於兩級微機組建測系統:主機為人機界面,採用windows編,從機用dos編,實時性好;軟體設計採用兼容性和移植性好的模塊結構,便於二次開發。
  3. In this system, the movement of the step - electromotor is controlled by computer, and then the dial pointer is drove by the step - electromotor. at the same time, these images of the analog instrument are took by high precision ccd video, and then these images will be processed by the computer, using some image - processing algorithms such as image segmentations, threshold identification, image binarization, areas labeling, dial center - point identification, useful areas identification & abstracting, and areas thinning, etc. followed this, the dial pointer of the “ circle ” is able to be located. at last, the dial pointer position will be recognized by the computer

    本系統由計算機步進電動機的運動,進而驅動指針儀表表針的運動,並且通過ccd攝像機實時獲取表盤圖像數據,同時進行表盤圖像的相關處理,包括圖像分割,閾值確定,圖像二值化,區域標記演算法,圓心擬合,有效區域識別提取,區域細化等,最終快速識別出表盤指針所處位置;最後,根據國家指針儀表類檢定規定的演算法計算出該儀表的相關誤差,檢定指針儀表的各種,通過這些數據判斷該儀表是否合格,列印該儀表的檢定結果報表。
  4. The merits of dds such as super fine frequency resdutlon 、 high frequency accuracy 、 easy programmed can be in combination with the excellent character of narrow - band tracing filter merits of pll

    它可以將dds的超頻率解析頻率、容易實現等優點與鎖相環良好的窄帶跟蹤濾波特性相結合。
  5. To avoid the serious electromagnetic interferer, the analog signals are transformed to frequency pulses which are transferred to the kernel of the system. in the measure of the groove voltage, the method of float - ground is adopted to avoid the high common signal and the range switch circuit is designed to solve the conflict of the wide dynamic range and the high precision. least square curvefit is adopted to reduce the system error

    鋁電解生產現場電磁干擾非常嚴重,為此我們將需要測量的模擬信號就近轉換為頻率脈沖后再傳送到核心;採用浮地接入方消除槽電壓信號中的共模成分;設計了量自動切換電路以解決槽電壓的動態范圍寬和測量的矛盾;用最小二乘法進行曲線擬和以降低測量的系統誤差。
  6. For the existing transformer cooling control system has many shortcomings such as the complicated system control circuit, the low reliability, the protection methods of blower fan being so simple, large control error, high fault rate, massive maintenance work and no method to realize telecommunication, this thesis develops a novel intelligent power transformer air - cooled control system based on the center of microprocessor through all - round technology analysis and research

    本文針對變壓器冷卻系統使用常規系統存在的系統迴路復雜、可靠性低、風機的保護方簡單而無法進行故障預測、主變壓器油溫測量低造成誤差大、故障率、維護工作量大、無法實現遠通訊等問題,經過多方面的技術分析和調研,設計開發了新型的以微處理器為核心的智能電力變壓器風冷卻器系統。
  7. Presents the system established by taking variable - speed torque converter with adjustable guide blades as a pilot control unit and forming an open or closed loop feedback control system, and its outstanding advantages, such as high capacity, simplicity, reliability and good transmission efficiency owned by hydrodynamic drive, and the dynamic model developed for variable - speed torque converter with adjustable guide blades by means of theoretical analysis and regression analysis of experimental data, and concluds that the model is sophisticated and simple enough to be used as a tool for design, analysis and computer simulation of a hydrodynamic control system

    以導葉可調液力變矩器作為單元組成的開環或閉環液力系統,具有液力傳動裝置能容大、系統簡單可靠、傳動效率較等顯著的優點.通過理論分析和試驗數據的回歸分析方法建立了導葉可調液力變矩器的數學模型,模型既簡單,又有足夠的工應用,為液力系統的設計、動態分析和性能預測提供了必要的理論基礎
  8. High - precision programmable current source based on 14 - bit dac

    轉換器的電流源
  9. Our country should develop highly active, energy saving, environmental protection, high accuracy and high credibility program control hydraulic hammer

    闡明了我國電液錘應著重發展符合效、節能、環保、可靠等要求的液壓鍛錘。
  10. In the following chapters, a 16 - channel experimental phased array ultrasonic testing system is thoroughly explained, including digital beam forming, low noise programmable amplification of received ultrasound signal, multi - channel hi - speed hi - precision data acquisition, hi - speed real - time processing of multi - channel ultrasound signal, and hi - speed data transfer based on pci bus. in addition, the frame of software system is built

    本文詳細闡述了作者所獨立研製的16通道相陣超聲檢測實驗系統,包括數字化超聲發射/接收波束形成、超聲信號的低噪聲放大、多通道數據採集、多通道超聲信號速實時處理、基於pci總線的速數據傳輸等全部電路模塊的結構及工作原理,並說明了所編寫的底層軟體系統的框架。
  11. Now, with the rapid development of computer and electronics, there have been a great progress in the field of input / output device technology. among this field, pci has been a current standard interface of pc. and in order to accommodate the development of operating system, wdm has been a driver model adopted by industry generally. at the same time, in the respect of sensor ’ s application, a high precision and high integrated incremental rotary encoder has been an outstanding one among the displacement sensors. meanwhile, eda technology and cpld / fpga chip applied in the signal processing circuit are approved by a great number of engineers who are engaged in designing the electronic device

    目前,隨著計算機技術和電子技術的飛速發展, i / o設備介面技術領域有了長足進步。其中, pci介面成為主流的微機標準介面,而與操作系統平臺的發展相適應, wdm已成為業界普遍採用的驅動序模;同時,在傳感器應用方面,集成的增量旋轉編碼器已是位移型傳感器中的佼佼者,而eda技術和cpld / fpga器件在信號處理電路中的應用被廣大電子設計人員所認可。
  12. 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;主晶元的選擇,我們選用了集成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;集成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序編任務;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通信方和rs485通信方;系統設計方面還包括報警電路設計、操作鍵盤設計、電源監電路設計、電壓基準電路的設計。
  13. Some features of the engineering control network demand special applications of gps in road and bridge engineering, for example, particular requirement of accuracy on some aspect that results in distribution of net points and sometimes bigger height difference of points, consideration of staking out in construction in the design of engineering control network, application of independent engineering coordinate system, and use of engineering mean height surface as the projection surface of computation

    由於工網的一些自身特性,如施工網要考慮施工放樣的方便,或某一方面的特定要求,網點分佈不夠均勻,點間差有時較大;採用工獨立坐標系,並且往往以工平均面為計算投影面等等,使得gps在路橋工中的應用也有一些特殊性。
  14. We did some analysis about the relativity between the vibration and the noise of the wheel. after the testing of the first line of guangzhou underground, we found that the existing wheel damper has nothing to do with the noise of wheel less than four thousands hz. compared of different contributions of the tread vibration and the web vibration on sound level of railway noise

    在實驗過中,改進了對車輪的激振方,利用單擺激振提了激振力的;實驗分析了車輪阻尼器的結構、安裝方及其動力學參數對車輪阻尼器降噪效果的影響;也分析了車輪振動與噪聲的相關性;現場測試廣州地鐵一號線的噪聲特性,確定了車輪阻尼器所要的頻率范圍;對比分析不同激振情況下,踏面徑向振動與輻板軸向振動對噪聲聲壓級的貢獻比例。
  15. Standard functions include program operation and other high precision functions

    搭載運行等多種運行功能。
  16. The intelligent control of the crystal growth is implemented in the process control level with higher control accuracy and the dynamic data display, automatic event alarm, log printout, on - line information look up and security limit detection are iraplemented in the control nangement level

    級實現了晶體生長的智能管理級實現了數據動態顯示、事故自動報警、定時報表列印、在線信息查詢和安全權限檢查等功能。
  17. A two - stage hybrid scheme is proposedbased on the criteria that decreasing mode nuinber reasonably and different attention shouldbe given to different class control variables, i. e., at the begirming stage, a larger granu1arity isused to make ga searching the area contaning optimal sollltion with less generation. thehybrid scheme of binary and integer code distinguished by voltage level is of clear levelconception thus can search the high voltage control variables more carefully. crossover andmutation of ga are also refined on the basis of above scheme

    並從合理減少模數以及對不同變量給予不同關注的原則出發,提出了兩階段分層混合編碼方案:在遺傳演算法的開始階段,用較粗的粒編碼,使遺傳演算法能夠用較少的迭代次數快速搜索到最優解所在的區域;按電壓等級分層的二進和十進混合編碼,具有清晰的層次概念,對那些影響較大的壓網變量能夠有針對性地以更進行搜索。
  18. In the design of the circuit of hardware, the paper choose the suitable signal sensor, rationally designing the signal enlarging circuit by programme - controlled and signal filter circuit designing the sampling at datas / retaining circuit and hardware communications based on rs - 485 network. combining with software - controlled it select the integrated gathering - card of a / d datas of the high accuracy for the 12th precision, which simplify software programmings and have higher flexibility and can extensible

    在硬體電路的實現上,選擇了合適的信號傳感器:合理設計了信號放大電路和濾波電路;數據采樣保持電路和現場基於rs - 485網路結構的硬體通信系統;結合軟體選用了12位的a d集成數據採集卡,使軟體編簡化且具有較的靈活性和可擴展性。
  19. Using pxi such a standard parallel bus interface to replace the non - standard process control data communication interface and using the software platform labwindows / cvi designed to pxi bus modules and other virtual instrumentation to replace the different kinds of configuration software make communication interface and software platform integrated

    用pxi這種標準的通用線介面取代該過實驗裝置的數據通訊介面,用labwindows / cvi這種針對pxi總線模塊儀器等虛擬儀器設計的軟體開發平臺取代其組態軟體,提了系統的及其穩定性和靈活性。
  20. With the development of industry, the request of temperature process control is higher, control request basically include control precision, response velocity, system stability and adaptation ability. this paper will research the control system of rapidly changed temperature, and the points are temperature response velocity and control precision, from the results of experiment, the effect of control is relatively perfect

    隨著工業生產的發展,對溫的過要求在不斷提,其要求主要表現在、響應速、系統穩定性以及適應能力等方面,本文就是對要求溫快速變化的系統進行了研究,主要在溫響應速方面做了一些努力,從最後的實驗結果來看,得到的效果還是比較理想的。
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