analog control system 中文意思是什麼
analog control system
解釋
模擬操縱系統-
Based pc, d / a convertor and 2 - dimension galvanometer scanning system, laser marking control system is built. coordinate data scanned and kept in the computer are transformed into the analog signals by d / a converter, then control the galvanometer to deflexion
基於pc 、 d / a轉換器和二維振鏡掃描系統搭建激光打標機控制系統，將存儲在主控計算機的掃描坐標點的坐標數據通過d / a轉換，將數字信號轉換成模擬信號來控制振鏡偏轉。 -
The basic elements of a control system using a digital computer consist of the data - gathering devices which perform analog - to - digital conversion on data form the system which is to be controlled ; the digital computer itself, which performs calculations on the data supplied and makes the necessary decisions ; and the means of communication with, or control over, certain of the elements in the external environment
由在數據上執行模擬數字的轉化的設備形成將被控制的系統的集合數據使用一臺數字的計算機的一個控制系統的基本的元素組成;數字的計算機自己，在供應的數據上它執行計算並且做必需的決定;並且通訊的工具與，或控制上，肯定在外部的環境的元素的。 -
According to the request of the standard in electric industry in china named " on line check and test rules of analog and digital control system of power station ", every system is tested, and according to technological guides and operation rules, static and dynamic trial are required to be done, the quality of adjust, and response time also adapt to the requirement
機組整套試運以後，各控制系統逐步投入。依據中華人民共和國電力行業標準《火力發電廠模擬量、開關量控制系統在線驗收測試規程》的要求進行測試，並按照技術指標及運行導則要求均做過靜態、動態特性試驗，調節品質、響應時間均符合要求。 -
The author will research two different realizations : 1 ) to design a can bus interface system based on scm system. this interface system would change the digital commands obtained from the c ' an bus into the analog control signals and send these signals to the existing analog electric servos
這項工作將研究兩種實現方案： 1 ）設計一個基於單片機系統的canbus介面系統，用來將can總線上的數字指令轉換為模擬控制信號，送給已有的電動伺服模擬控制系統。 -
The author will research two different realizations : 1 ) to design and realized a can bus interface system based on scm system. this interface system would change the digital commands obtained from the can bus into the analog control signals and send these signals to the existing analog electric servos
這項工作將研究兩種實現方案： 1 ）設計一個基於dsp的can總線介面系統，用來將can總線上的數字指令轉換為模擬控制信號，送給已有的電動伺服模擬控制系統。 -
Analog digital control system
模擬數字控制系統 -
After that, based on the datum of the dsp and the correlative chips, the paper designed the key circuit in the data processor module. the design of the interface modules of the control system is the following work. they were the interfaces connecting controller with digital, analog network, and the monitor computer respectively
接下來，設計了系統的整體結構；研究分析了嵌入式控制系統在進行數據處理時所採用的器件以及dsp和相關的晶元資料之後，確定使用tms320vc5402作為系統的數據處理器，設計了數據處理模塊的部分關鍵電路和dsp的16位並口自舉加載方式。 -
Finally designs the interface cirvuit with the master control system. the analog singal is isolated by linear optical isolator and the digital signal is isolated by common optical isolator
設計了與主控系統的介面隔離電路，採用線性光耦對模擬信號進行隔離，普通光耦對數字信號進行隔離。 -
This dissertation presents a kind of control system based on dsp. the system can sample and process nine sets of analog
充分利用了dsp的高速數學運算能力和豐富的硬體和軟體資源，建立了以dsp為核心的控制系統。 -
The main circuit is consisted of 18 thyristors circuit and protection circuit. with the help of control subsystem, it can get the output of low frequency voltage ( current ) with the shape of sine wave ; the core of the control subsystem is the cpu of 87c196kc, and the synchronization circuit, the pulse - widen circuit, and the power - enlarged circuit form the accessorial subsystem of the control system. it possesses all the functions of digital triggering, digital tuning, analog / digital conversion ; the input transfer can isolate the input and output ; and the circumfluence reactor can reduce the circumfluence
主迴路採用由18個晶閘管組成的三相零式電路，並輔以晶閘管的保護電路，通過控制可以得到低頻正弦波的電壓（電流）輸出；控制迴路主要以87c196kccpu為核心，其外圍電路包括同步電路，脈沖拓寬電路，功率放大驅動電路等，完成了數字觸發、數字調節、模數轉換等功能；進線電源變壓器具有變壓和隔離作用；環流電抗器則實現了有效抑制主迴路瞬時脈動環流的功能。 -
The design of high - voltage circuit based on pwm technology is briefly described. the closed - loop current control theory using analog instruments is fully discussed, followed which is that using digital instruments. it is an important part that the hardware and software design of the single chip - two arms and two chips - two arms current control circuits with a new chip applicable to digital current control system
簡單介紹了基於開關電源技術的高壓電路設計；詳細講述了模擬穩流電源的閉環穩流原理，並在此基礎上討論了利用數字電路實現穩流的原理及可能性；選擇出適合數字穩流系統的新型晶元，完成了單片雙路穩流系統、雙片雙路穩流系統的軟硬體設計；給出了一種簡單易實現的比例?積分控製程序。 -
Great progress of microprocessor and peripheral circuit causes distinct improvements in digital control techniques. then, digital control technique will gradually substitute analog control technique for controlling power electronic system
微處理器及其外圍電路的發展，使得數字控制技術所存在的一些問題不斷得到改善，並逐漸取代模擬控制技術實現系統的控制功能。 -
There is a lack of analysis apparatus of magnet, the new system is only a opened loop control system, if we add the analysis part of the ion eletrostatic accelerator someday, all that we need to do is adding analog module hi plc and sampling control arithmetic hi the computer program. we will get a perfect closed loop control system
在目前缺乏磁分析儀的情況下，該系統雖然還只是開環控制系統，但是一旦加速器中束線分析部分到位，它只需增加模擬量輸出模塊和采樣控制演算法，就能形成完善的閉環控制系統。 -
With the computer controlling the output of the digital signals and the analog signals, controls and adjusts startup, stop, turn and rotational rapidity of the transducer - electromotor and the strength of brake actuator ; installs the torque sensor on dynamical axis, and installs the encoder on non - dynamical axis of the dimensional globoidal indexing cam mechanism ; utilizes the virtual instrument language labview development the test and control system, with the computer real - time monitoring, late displays and storages the data of the test, and processes the data and analyses it
利用計算機控制數字量輸出和模擬量輸出來達到控制和調節變頻電機啟停、轉向、轉速;控制制動器的啟停和加載力;在弧面分度凸輪的加載軸和空軸上安裝扭矩傳感器和編碼器;應用虛擬儀器語言labview開發試驗臺的測控軟體系統，用計算機進行實時監測與事後顯示與存儲，並進行信號處理與分析。 -
Finally, the principle of phase - locked - loop for speed control is discussed. the control methods of torque and magnetic levitation force are studied experimentally on a prototype bearingless motor. based on the analysis of shortcomings of the analog control system, a digital control system is proposed
分析了採用鎖相環對電機轉速進行閉環控制的原理；設計了磁懸浮力的模擬控制器並對磁懸浮血泵電機進行了實驗研究；針對模擬控制系統存在的缺點，本文設計了一種數字控制系統。 -
Because hart realizes digital communication in the transmission of analog signals, it has strong competition in this interim period and grows quickly. our country also began to develop control system based on fieldbus in order to break up international monopolization
其特點是在現有的模擬信號傳輸線上實現數字信號通信，屬于模擬系統向數字系統轉變過程中的過渡產品，因而在當前的過渡時期具有較強的市場競爭能力，得到了較快的發展。 -
Tms320c5402dsp was used in the design to replace six scm those was used in the automatic biochemical analyzer now and to control system, cpld epm7128 offer logic circuit to the system. a 16 - bits high - speed a / d conversion device a / d976a replaced a / d574 to complete digital - analog conversion
本系統設計中採用一片高性能的dsp （數字信號處理器） tms320c5402代替了目前生產的全自動生化分析儀的六個單片機完成系統控制，用可編程邏輯器件epm7128提供所需的邏輯信號，採用16位高速a d轉換器ad976a取代以往的ad574完成模數轉換。 -
The experiment result shows that the current control system based on analog component has many strong points, such as simple structure, short stability time, high current stability, good temperature performance, and wide input voltage range etc. long - term instability of single - arm current is less than 1 10 - 3, and subtraction instability of two - arm current is less than 2. 2 10 - 5, which satisfies the request of high precision current control power supply for north - finder based on rlg
實驗結果表明，由模擬器件構成的穩流系統具有結構簡單、瞬間即可穩住電流、電流穩定度高、溫度性能好、輸入電壓范圍寬等特點，單臂電流長期穩定度優於1 10 - 3 ，兩臂電流差值穩定度達到2 . 2 10 - 5 ，基本滿足了激光陀螺尋北儀中穩流電源的要求。 -
According to this control model this text has already carried on the direct feedback control, conventional digitized pid control system analog simulation. determined the convention control mode controlled parameter and its the control effect. and uses the neural network inversion control method based on this, recognizing and controlling leveling system and has carried on the training and the computer simulation to it
依據其控制模型，文中進行了直接反饋控制、常規數字pid控制系統的模擬模擬，確定了常規控制方式的控制參數及其控制效果，並在此基礎上採用神經網路逆控制方法，對調平系統進行辨識和控制，並對其進行了訓練和計算機模擬。 -
Comparing with the digital control system, the current existing analog control system has much of flaws, such as bad control precision and a small dynamic range etc. and it cannot match good precision req uest for the control of seismic simulation shaking table. for digital control system, if a good control algorithm can be implemented, the control problem can be solved effectively
但對現有的模擬控制系統來說由於其存在控制精度差、動態范圍小等缺點，對精度要求比較高的地震模擬來說，己不能滿足要求，而數字控制系統只要選擇合適的控制演算法，就能有效的解決這些問題。
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