digital control 中文意思是什麼
digital control
解釋
數位控制-
According to the system technology require, adopting singlechip realize open loop digital control of hdclsm ; using v / f conversion and complex key - control method realize digital setting of system parameter, such as velocity ; using micro - stepping control insure the motor running more smoothly ; adopting debasing speed control method to eliminate the mechanical impact of distance termination effectively ; at the same time, analyzing main power circuits drive circuit and protect circuit of system, completing hardware design and facture and software programming and debugging ; at last, making a whole test in hybrid rotary step motor. the experiment result indicates that this control system reaches the qualities required and run smoothly also
根據系統技術要求，採用單片機實現了混合式直流直線步進電動機的開環數字控制；利用v f變換和復合鍵控方法實現了系統轉速等參數的數字設定；利用細分控制技術保證了電機運行的平穩性，並進行了波形分析和理論研究；採用單片機軟體降速控制策略解決直線步進電機行程末端的機械沖擊問題；同時對主功率電路、驅動電路和系統保護電路進行了分析，完成了硬體設計、製作和軟體編程、調試，最後在混合式旋轉步進電動機上進行了全面測試。 -
This text summarises several control forms of gushing out oil pump test platform simply, and mainly proposes analog and digital control schemes of close ring adjusting speed, at the same time, gives the principles and implementation methods used in parameters control and measuring, this text introduces the asynchronous electromotor " s control process, in which, fuzzy control arithmetic is used, and the control commands are passed on by means of communication between mcu and frequency converter. there are two parts in this system. one is superior computer that is ordinary pc, the other is hypogynous at89c52. the functions of superior pc are control and display information through screen, and the functions of ats9c52 includes control, collecting, display, treatment, uploading of all parameters
詳細介紹了應用模糊控制演算法，以變頻器通訊方式進行異步電機調速的控制過程。系統由上位機和下位機兩部分組成。上位機為普通pc機，主要實現系統控制、數據顯示等功能，另外還有數據庫瀏覽、數據列印等功能；下位機以at89c52為核心，負責所有參數的採集、處理、顯示、上傳、控制等。 -
Digital control shuttle multi - needle lcd quilting machine
機械有梭多針絎縫機 -
The development of railway transport, digital - control machine tools, heavy machinery, diesel oil engines and auto parts are important items in the city s manufacturing sector
而目前國際上最先進的降低室內噪音污染提升房屋使用品質的吸音材料，也將首次在展會上亮相。 -
The design of a digital control dc regulated power supply based on single chip
基於單片機的數控直流穩壓電源設計 -
The material is shear - ed, folded and punched by digital control machine tools and its surface is disposed with acid cleaning, parkerising and plastic spraying. the above mentioned craft is adopted firstly in capacitor industry
櫃體採用優質冷軋鋼板經過數控剪切機剪切，數控折彎機折邊，數控機床沖制等工藝，表面經過酸洗磷化和高壓靜電噴塑工藝，屬電容器行業首創。 -
Equipped with a specially designed digital control system, the new pick - up and recording head can perform the basic functions of optical data storage, and is used for further experiment with sil and sb super - rens technology. with modified optical pick - up and recording head, a study is made on sil data storage technology. a new remelting process is proposed to overcome the difficulty of manufacturing ball lens with the radius smaller than 0. 5mm
結合高密度光存儲實驗的具體要求，為改裝后的光學頭設計了專用伺服控制系統，刻錄實驗結果說明建立的數據存儲光學頭系統能很好的完成光學頭系統各種基本功能，其成功建立為進一步的sil存儲實驗以及介質超分辨存儲實驗提供了基本的光存儲刻錄光學系統。 -
The principles and the characteristics of digital control method in phase - shift full - bridge converter are discussed. the small - signal model are built
本文詳細論述了全橋移相zvspwmdc - dc變換器數字控制的實現方法，建立了其數字控制閉環小信號模型。 -
The controller includes two control loops which are outer speed loop ( variable parameter pi adjustment ) and inner current loop ( single - chop current delta - control ). in order to improve system performances, design of digital control system based on dsp is presented. the proportional parameter and integral parameter can be obtained through the design
整個系統採用變pi參數轉速調節（外環）與單斬電流滯環調節（內環）相結合的雙閉環控制方式，為了得到既快速又穩定的恆速系統，本文還給出了基於dsp的雙凸極永磁電機數字控制系統的設計方案，通過此設計方案可以得到轉速環的比例參數kp和積分參數ki的參考值。 -
In the digital control system, we adopted a new method of svpwm control via six discrete signals from the hall sensor and the digital pid control. the theories and application about the two methods are also introduced
採用了一種基於霍爾元件六個離散位置反饋信號的svpwm控制方法和數字pid控制方法，並對它們的原理及應用方法作了詳細的介紹。 -
Step - forced dynamic speed drop analysis digital control, dual ring, direct current and reversible speed governing system
數控雙環直流可逆調速系統階躍擾動動態速降分析 -
In order to promote the equipment manufacturing industry, first we must promote the machine tool industry, and we must develop the domestically produced digital control engine bed vigorously.
振興裝備製造業，首先要振興機床工業，我們要大力發展國產數控機床。 」 -
Ft is shown from test results that, by using dsp for digital control of field system, hardware circuit is simple and programming is easy
由試驗結果可以看出，採用dsp來實現勵磁系統的數字控制，硬體電路簡單，程序編制方便。 -
The correlated double sampling ( cds ) circuits structure is used to reduce the fixed pattern noise ( fpn ) of the cmos sensors, and improve the signal - noise ratio ( snr ). the 256 photodiodes arrayed 4 quadrants sensor consists 16x16 active photodiodes array. correlated double sampling processing circuits, output buffer amplifiers and digital control part
針對cmos製造工藝中mos器件固定模式噪聲（ fixedpatternnoise ， fpn ）較大的不足，研究中採用了相關二次采樣（ correlateddoublesampling ， cds ）電路降低固定模式噪聲，從而提高了傳感器的信噪比（ signalnoiseratio ， snr ） 。 -
Third, this thesis analyzes the angle - control theory based on half bridge converter, and proposes a new way to find the optimized angle. simulation is performed to verify the results. then, this thesis introduces the hardware and software design of the digital control system of doubly salient electro - magnetic motor, which mainly discusses the speed and current loops and angle optimization control
再次，本文介紹了角度控制與電機轉向的關系，並對基於半橋變換器的電勵磁雙凸極電動機換相角與相電流及輸出轉矩的關系進行了理論分析和模擬驗證，提出了優化電勵磁雙凸極電機換相角的方法。 -
In the following two chapters, the hardwar e and software design of the digital control system is dissertated in detail
接下來的兩章，對數字控制系統的硬、軟體設計作了詳細論述。 -
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。 -
Simplifying is basis of analysis and design of linear digital control system
摘要在線性離散控制系統分析與設計中，都需要對離散系統進行簡化。 -
Application of dsp in digital control system design
在數字控制系統設計中的應用 -
Monitoring software for diesel digital control system
柴油機數字控制系統監控軟體
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