采樣數據控制 的英文怎麼說

中文拼音 [cǎiyàngshǔjùkòngzhì]
采樣數據控制 英文
sample-data control
  • 采 : 采名詞（采地） feudal estate
  • 樣 : Ⅰ名詞1. （形狀） appearance; shape 2. （樣品） sample; model; pattern Ⅱ量詞（表示事物的種類） kind; type
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 據 : 據Ⅰ動詞1 （占據） occupy; seize 2 （憑借; 依靠） rely on; depend on Ⅱ介詞（按照; 依據） according...
  • 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...
  • 數據 : data; record; information
  • 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
  1. In designing analogic circuit, we adopt programmable filter max262 to meet the system ' s command. after the step, we can make the signal ' s frequency width is wider and noise level is lower. to make the signal ' s amplitude to meet the analogic to digital device ' s command, we adopt the max551 to finish the gain control

    在模擬電路部分，採用可編程濾波器max262 ，這樣就滿足了該數據採集裝置所採集的信號的頻率范圍較寬以及具有較低的噪聲水平的要求，為了使采樣到的信號的幅度滿足後面a d轉換器的要求，採用max551對采樣到的信號進行調理（增益控制） 。
  2. Static mathematic model of drum accommodation and control is presented, and instruction model control strategy of sample intervals is presented based on differences between characteristic equations of lifting frame and characteristic equations of top and bottom board change among the sampling spots, the rules of this method are few, simple, easy to operate and meet controlling demands

    給出了滾筒調控靜態數學模型，並根據調高機構的調控特徵方程與采樣點間頂底板變化特徵方程的差異，給出了在其采樣區間內的指令式控制策略，其方法的規則條日少、簡單易運算、符合實際控制要求。
  3. Abstract : in the research of internal combustion engine, recordingin - cylinder pressure and temperature is an essential technique to study the thermal cycle of internal combustion engine. the combustion analyzer developed in this study will give both the measurements at sampling points per crank angle or sampling cycle, calculate and show the real time parameters which decide the working process of internal combustion engine, such as pressure accelerating rate, indicateed mean effective pressure, cycle - to - cycle variation, heat release rate, etc. compared with the imported congeneric products, the analyzer has many advantages such as chinese interface, low price, easy operateing, convenience in maintainance and easy upgrading

    文摘:為了測錄內燃機缸內的壓力及溫度，開發了一種內燃機燃燒分析儀.該分析儀由國產高速數據採集卡及自行開發的控制軟體組成.它不僅能精確設置每度曲軸轉角內采樣點的個數和採集循環數，而且在採集過程中能實時計算和表徵內燃機工作過程的壓力升高率、平均指示壓力、循環變動率、放熱率等參數.經實際使用以及與國外產品相比表明，此分析儀具有全中文界面、價格低、操作簡單、使用維護方便、功能便於擴充等優點
  4. The system comprises three modules : the first is the ccd driver module, which controlled with cpld. programming the cpld to produce ccd driving pulses and synchronized communication signals. after preprocessing, the output video signals are transmitted into high resolution adc module, in which they are converted into digital signals, and then processed in arm processing module

    整個系統分為三個模塊: ccd驅動模塊的核心是一片復雜可編程邏輯器件（ cpld ） ，對其編程產生ccd的驅動脈沖及同步控制信號;視頻輸出信號經預處理后，由高精度ad轉換模塊進行采樣，將ccd輸出的模擬信號轉換成數字量;最後，將數據送入arm處理系統中進行后續處理。
  5. Chapter two is data sample of system. it will discuss the data conversion theory, 24bit e - a data conversion, mux - channel switch sampling technology, and emc design. among them, we will introduce the principle and application of ads 1251, application of photomos technology in mux - channel switch sampling, and emc design with hardware and software of gas feed controller, which has good performance in reliability

    第二章介紹系統的數據採集，該部分包括24bit -采樣原理、多路信號切換採集技術和電磁兼容設計，其中，主要介紹了ads1251晶元的工作原理和應用， photomos技術在多路信號切換采樣中的應用，以及配氣控制器在硬體、軟體等方面所做的電磁兼容設計，通過這些設計使得系統具有很好的穩定性和抗干擾性。
  6. It designed signal amplifying circuit, frequency tricking circuit, data sampling and keeping circuit. the choice of 12 bits high accuracy a / d integrated data sampling card made program simply, high flexible and expandable. and to each error which is likely to occur in high voltage capacity type equipment during the monitoring, analysis and judgement are given

    在硬體電路實現上，注意選擇信號傳感器；合理設計了信號放大電路和濾波電路；設計了頻率跟蹤電路，數據采樣/保持電路；結合軟體控制選用了12位高精度的a / d轉換器，使軟體編程簡化且具有較高的靈和性和可擴展性。
  7. The analog signals are regulated to satisfy the system and analog - to - digital converter ( adc ) ; dsp is the core part and is connected with adcs, a controller of ethernet, a rs - 485 bus transceiver, a can bus transceiver and a clock. the real - time data is disposed by dsp and is transferred to the upper computer when the alarm is happened

    模擬信號調理模塊對輸入的信號進行調理，以達到系統和模數轉換器（ adc ）采樣的要求; dsp作為系統的核心部件，外擴了adc 、以太網控制器、 rs - 485總線收發器、 can總線收發器和時鐘晶元， dsp對實時數據進行處理，當報警發生時將實時數據通過以太網上傳給上位機。
  8. A data acquisition system with the following features is realized : ? transmission rate up to 100kbyte / s over usb ; ? system ' s dynamic range as high as 120 db ; ? multi - kind of trigger mode control ; ? sampling rate as high as 100 ksps ; ? 12 - bit a / d conversion accuracy ; ? 32k bytes on - board data memory ; ? the system, which was made up of large - scale electronic chips, is small, light and portable, and suitable for field use

    本設計最終實現了一個瞬態信號數據採集系統，它具有以下特點： ?採用usb介面進行高速數據傳輸，傳輸速度達100kbyte / s ； ?採用浮點a / d轉換技術，動態范圍達120db ； ?多種采樣觸發控制方式； ?最高采樣率100ksps ； ? 12位采樣精度： ? 32kb數據緩存； ?使用新型大規模電子器件，系統結構緊湊，重量輕，適合野外作業。
  9. To accept the current signal from high negative voltage circuit, the analog ground is raised to a certain positive voltage, which makes it possible for the signal amplitude to be compressed at the same time of its polarity reversion. a pi control program special for laser gyro current control is brought forward according to the conventional pid control method, in which the control signal is figured out corresponding to the difference between the sample and the reference value by turn of proportion - short step integral - long step integral. and at the end of this paper, a comparison of system performance on different conditions is made and the key elements influencing system performance are educed

    利用集成a / d 、 d / a轉換器的新型晶元aduc824 ，實現了電流（電壓）采樣?數據處理?電流控制的閉環控制結構；地電位的抬升解決了a / d轉換器對負高壓迴路電流采樣時的輸入范圍匹配問題；控制信號反相的同時進行幅度壓縮，使得輸出調整電壓的解析度提高；根據常規的比例?積分?微分（ pid ）調節模型，針對陀螺系統的特性，給出了一種可以滿足系統要求、據采樣值偏差大小進行的比例?大步長積分?小步長積分、分層次比例?積分演算法；不同條件下系統穩流性能的對比、分析在論文最後給出，並據此找出了決定該系統穩流精度的關鍵因素，提出了系統的改進意見。
  10. In such situation, controlling of the transf - orming process and synchronizing of sampled data only could be achie - ved via hardware, and data must be stored ( by using high - speed stora - ge chip ) and digital signal must be processed ( by using high - speed d - sp ) in real time simultaneously

    在這種情況下，通常只能用硬體實現轉換過程的控制和采樣數據的同步，仔細設計時序電路，同時必須採用高速存儲晶元對數據進行存儲和高速的數字信號處理器（ dsp ）完成數字信號的實時處理。
  11. Control chaos in transition system using sampled - data feedback

    一個過渡混沌吸引子的單參數采樣數據反饋控制
  12. In the course of design, we fully consider the actual conditions on the railway and take a series of corresponding measures to the concrete problem. such as we select high - accuracy microconvertor and have the converted function in succession data collecting system chip aduc812, design v / f circuit and external a / d circuit. in anti - interference of the hardware, we try to disperse each function module to avoid interfering each other, adopt photoelectric isolated technology to dispel the circuit connection of input and output. in controlling we import arithmetic mean into strain wave algorithm and real computing technology of virtual value for sample treatment of data, that is using the software to smooth away interfere error and to calculate actual value, thus it makes the precision of the data improve greatly

    在設計過程中，根據系統要求，充分考慮鐵路上的實際情況，針對具體問題採取了一系列的相應措施，如在器件選擇方面選用高精度microconvertor系列、具有adcdma連續轉換功能的數據採集微控制器晶元aduc812 ，設計了v f變換電路和外部a d轉換電路；在硬體抗干擾方面，將每個功能模塊盡量分散獨立開來以避免相互干擾、採用光電隔離技術消除輸入輸出通道上的電路聯系；在控制方面對于采樣數據的處理引入了算術平均值濾波演算法和真有效值的計算方法，即通過使用軟體來濾除系統中有干擾造成的誤差並計算真值，從而使數據的準確性得到極大地提高。
  13. This cpld based on - site monitoring data acquisition card can flexibly realize 3 triggering ways, including software triggering, hardware triggering and external triggering. in addition, this card can also realize optional 128 or 256 signal multiple frequency sampling. the fifo module in cpld ' s inner eabs ( embed array blocks ) further lead to the convenience of data saving and loading

    由於引入了cpld的控制技術，使數據採集卡的工作方式更靈活，可實現3種觸發方式的任意選擇，包括軟體觸發，硬體觸發和外部觸發；采樣率可控制，可選擇128或256信號倍頻；由於cpld內部有eab模塊，可實現內部fif0 ，使數據的存取更為方便。
  14. In sample part, we design a data acquisition system, which includes a / d conversion and sampling control code

    熱輥溫度控制系統的組成：數據采樣、數據通訊和智能控制三個部分。
  15. The frequency of sampling, the number of signals and the total data quantity can be controlled by the program made for this acquisition system

    本採集系統的采樣頻率、通道數及采樣數據總量可以由自編的采樣程序控制。
  16. Software design includes many aspects, such as design of interface, interrupt and clock control, monitoring, etc. sampling and accessing quickly data of chromatogram peak is an important tache to ensure analytic and real time performance of chromatograph, fifo make high - speed input and output of a / d sampling data possible, and expended memory, instead of disk, save a great deal of peak data and process parameter

    硬體系統由cpu 、 a / d 、 d / a 、顯示驅動、實時鐘五個模塊組成，軟體設計包括譜峰數據的高速採集和存取、人機界面的設計、中斷和實時鐘控制、監測控制等方面的工作。譜峰數據的高速採集和快速存取是保證工業色譜儀分析性能和實時性的重要環節，採用了fifo存儲器技術實現a / d采樣數據的高速輸入輸出，使用擴展內存代替硬盤存貯過程參數和海量的譜峰數據。
  17. Fixing parts are the signal collection hardware, which users could see from outer circuit board. it is subsequence data source, also is the object, which is controlled by software on pc port

    各個模塊的功能是：固件是用戶能見到的直接從外面電路板上採集信號的硬體，是后續的采樣數據來源，同時也是pc端軟體控制的對象。
  18. The controller takes full advantage of the features of ti tms3201f240xa processor, such as high performance processing capabilities, plenty of peripherals on chip and high real time control. by the vital of these features the fast ac sampling, synchronic pulse, digital shift phase trigger pulse, can bus communication, pid control method and excitation limitations are realized. the pretreatment of the switch signals and the test of the shift phase trigger pulses are realized by using the complex programmable device ( cpld )

    該勵磁控制器充分發揮了tms3201f240xadsp處理器的強大的數據運算能力、豐富的片內外設資源和較強實時控制能力，用單片系統結構實現了快速交流采樣，數字同步脈沖形成， can現場總線網路、以及pid控制演算法和各種勵磁限制等功能；用cpld器件實現了開關量抖動預處理和可控硅觸發脈沖遺漏的檢測，減輕了dsp處理器負擔，提高了勵磁控制器可靠性、抗干擾能力和控制能力；使用vc + + 6 . 0開發的基於windows操作系統的勵磁系統調試軟體，人機界面簡潔友好，使用操作靈活方便。
  19. The main design work as follow : four biomedical analog signals input channels " design ; the design of at89c51 microprocessor system which can change the sampling rate ; the dma interfacing circuit design by which the sampling data enter the computer ; the interfacing circuit design between pc and signal amplifier, and the reliability and anti - interference design of this system, etc

    具體設計內容包括：四路生物醫學模擬信號輸入通道設計；以at89c51為核心的可實現采樣速率程式控制調整的微處理器系統設計；采樣數據進入pc機的dma介面電路設計； pc機與生物信號放大器之間聯系的介面電路設計；以及系統的可靠性和抗干擾設計等。
  20. The keys to the development trend of cpcs ? electronic - electric cpcs are the control method and control law. in this study, a fuzzy logic control was proposed to accomplish the electronic - electric control of the sapc. a fir digital filter is applied after compared with several other digital filters to deal with the fluctuating pressure signal

    針對壓力信號在採集過程中出現波動較大的問題，本文在比較了多種數字濾波方法后，選擇了fir濾波方法對采樣數據進行處理，消除了數據採集中的高頻噪聲，從而實現對采樣數據的平滑處理，為控制系統的實現打下基礎。
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