環形計數電路 的英文怎麼說

中文拼音 [huánxíngshǔdiàn]
環形計數電路 英文
ring counter circuit
  • : Ⅰ名詞1 (環子) ring; hoop 2 (環節) link 3 (姓氏) a surname Ⅱ動詞(圍繞) surround; encircle;...
  • : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
  • : 數副詞(屢次) frequently; repeatedly
  • : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
  • : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
  • 環形 : annular; ringlike; ring form; bight; annularity環形癌 annular carcinoma; 環形電路 [訊] loop circu...
  • 計數 : count; tally; counting計數卡 numbered card
  • 電路 : [訊] circuit (ckt); electric circuit; electrocircuit電路板 circuit board; 電路保持 guard of a c...
  1. Six foundation works : first, projects to prevent flood, avoiding huai river overflow again ; second, projects of comprehensive traffic, perfecting the highway, railway, waterway and aviating traffic network ; third, ecological environmental protection project to improve peoples living conditions and strengthen environmental ecological construction progressively ; fourth, construction of " digital fuyang ", realizing datamation of product design, automation of production process, and electronization of commercial market ; fifth, sincere project of fuyang, advancing all kinds of sincere institutional improvement of same trade, forming morals based on sincerity, and personal integrity ; sixth, talents market project, developing human resources diversely

    六項基礎工程:一是防洪保安工程,切實根除淮河心腹之患;二是綜合交通工程,完善公、鐵、水、空綜合交通網;三是生態保工程,改善人居生活條件,加強境生態建設;四是字阜陽工程, .逐步實現產品設據化、生產過程自動化、營銷商務子化;五是誠信阜陽工程,推進各類同業誠信制度建設,成誠信為本、操守為重的社會風尚;六是人才強市工程,多方位開發人力資源。
  2. 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動機的開字控制;利用v f變換和復合鍵控方法實現了系統轉速等參字設定;利用細分控制技術保證了機運行的平穩性,並進行了波分析和理論研究;採用單片機軟體降速控制策略解決直線步進機行程末端的機械沖擊問題;同時對主功率、驅動和系統保護進行了分析,完成了硬體設、製作和軟體編程、調試,最後在混合式旋轉步進動機上進行了全面測試。
  3. This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions

    首先對加速度及其測試技術的發展歷史和現狀,液浮擺式加速度的工作原理和學模型等作了簡要的介紹,然後確定了以二元調寬脈沖再平衡測試迴為設方案,並從控制理論的角度進行了分析,著重研究了系統中各部分的傳遞函,利用系統開傳遞函分析了系統的穩定性,同時設了系統的校正網;分析了二元調寬脈沖再平衡測試迴的解析度、采樣約束以及測試精度等基本問題,並按照系統分析的結果設了包括前置放大、帶通濾波、交流放大、相敏解調、脈寬調制、頻標以及力矩流發生器等測試系統各部分硬體,驗證了的正確性,最後按照測試系統的要求,採用了美國ni公司專為測試領域所開發的虛擬儀器工具? ? labview作為測試軟體開發工具,利用該圖化編程語言完成了測試系統軟體部分的設,實現了測試功能。
  4. Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively

    本文對大圓直線感應機進行了深入細致研究,內容包括: ( 1 )本文採用有限長行波面流作用於有限長鐵芯上的模型,引用了氣隙磁場一維解,研究了單層繞組磁場,奇極半填槽雙層繞組在採用整距和短距時磁場的分析、比較,簡單介紹了二維解; ( 2 )用有限元軟體ansoft對大圓直線感應機空載氣隙磁場進行了靜態分析,並分析了結果; ( 3 )用軟體進行了額定壓下的瞬態分析,得到了轉矩,位移,轉速隨時間變化曲線圖,利用單極性霍爾元件測定轉速並與軟體算結果進行了比較,採用等效算了堵轉時的最大磁力並做實驗進行了驗證,由實驗測得了三相流波,並與算結果進行了比較,對其不對稱性進行了定性分析。
  5. ( 5 ) taking full of advantage of the ado. net and asp. net technology under the. net platform. it construct a powerful remote control and monitor system and meet the reqirment of the users. in order to achieve real - time control, it design a front environments built on the asp. net structure, from which the system can fulfill the real - time function. due to the characteristic of drain off water pump station remote control and monitor system ( big pump station need high voltage ( 6000v ) and great power ), so now do n ' t adopt the ways that client _ end controls it. in addition, the server - end design a database to manage from which the system could tackle users information and online users log in the form of winform and strengthen the safety of the system

    Net平臺下的ado . net與asp . net技術,發揮兩者的武漢理工大學碩士學位論文優勢,構造了功能更強的遠程監控系統,更好的滿足用戶的需要。系統設中以asp . net架構為前臺境,實現了客戶端通過ie瀏覽器來實時的監控到排水泵站的運行情況,使系統達到了實時監視,但由於大泵機工作壓高( 6000v )功率大( 100okw )的特點,暫不採用客戶端控制系統。在服務端,設據庫,並且以winform的式來管理網管理員和用戶的信息以及在線用戶的日誌,加強了系統的安全性。
  6. Under windows nt and labview development environment, using the linear fit module, exponential fit module > general polynomial fit module of labview to design a method for fitting the experiment data, the results of curve fitting indicate that the purpose of general polynomial fitting is better than the rest. separating the equivalent input impedance of magnetostrictive transducers without stimulate current from input impedance of it with stimulate loop based on the results of curve fitting, and determining the syntony frequency and electric simulation network parameters of magnetostrictive transducers by this input impedance. finally, with labview network functions, realizing magnetostrictive transducer electric simulation system based on web server and discussing a scheme for this system network by datasocket. the method of this paper can more accurately determine the syntony frequency and electric simulation network parameters of magnetostrictive transducers than the testing method of syntony & anti - syntony. at the same time, discussing virtual instrument measurement system and how to realize magnetostrictive transducer electric simulation network system by labview network functions of network virtual instrument measurement development environment

    在windowsnt系統境和labview虛擬儀器技術開發平臺下,首次利用labview中的直線擬合模塊、指擬合模塊以及多項式擬合模塊,設了一種對實驗所得據進行曲線擬合的方法,對三種擬合方法進行了比較,曲線擬合結果表明,多項式擬合方法相對于其它兩種擬合方法效果更好;根據曲線擬合的結果可從帶激勵線圈的磁致伸縮換能器的輸入阻抗中分離出磁致伸縮換能器鐵芯在無激勵流時機械振動成的等效輸入阻抗,並由此輸入阻抗確定了磁致伸縮換能器的諧振頻率及其氣模擬網;最後通過labview提供的網功能,實現了基於web服務器的磁致伸縮換能器氣模擬虛擬儀器測試系統,並探討了通過datasocket技術實現該系統網化的方案。
  7. Analyze item by item the position of unintact cycle, the running clearance of unintact cycle, locking - deform, datum dimension regulating, repeatly install, power voltage wave and marking running etc. at the same time, we give the calculating formula to calculating the running marking random error, and use it to calculate the system error of big diameter measure instrument - - datum dimension frame error, gyro - wheel diameter error, error caused by circumstance temperature, error caused by backing distance, angle error, delay error of data collecting circuit, lathe main shaft running error, workpiece install partial error

    對不完整圓的位置、不完整圓的轉動間隙、鎖緊變、基準尺調整、重復安裝、壓波動、標記轉動等隨機誤差進行了逐項分析,並給出轉動標記隨機誤差的算公式。對大直徑測量儀的系統誤差?基準尺尺架誤差、滾輪直徑誤差、境溫度引起的誤差、後退距離引起的誤差、角度誤差、據採集延時誤差、車床主軸回轉誤差、工件安裝偏心誤差分別進行了算,最後對誤差進行合成。
  8. There is difference frequency measurement requirement for every part of pid regulating, difference between dynamic quality and static quality in response time and accuracy. according to these, it use the interrupt functions and high - speed counter of the simens s7 - 200 plc cpu226 basic unit and some peripheral circuit to measure frequency ; in software designed, the procedure frame of hydraulic - turbine governor and disperse process of parallel pid are analyzed, an improved pid algorithm is adopted to realize a pid regulation mode with variable structure and parameters ; the mechanical liquid - pressure system of the hydraulic - turbine governor is with electric - hydraulic converter unit of step motor. according to the drive character of five phase of response step motor, a variable frequency regulated voltage driver unit is designed in order to realize interface between plc and driver of step motor

    本文利用s7 - 200plc自身的特點設了頻率測量單元,根據pid調節各個節的特點,以及調速器動態特性、靜態特性對頻率測量的實時性和精度要求的不同,利用s7 - 200plc基本單元中內置的高速器以及相應的外圍放大整、分頻,實現了水輪發機組頻率的測量;在軟體上,對微機調速器的整個程序框架、並聯pid的離散化過程進行了分析,選用改進的pid演算法實現了變參、變結構的pid調節模式;調速器的機械液壓隨動系統具有步進液轉換元件,採用五相反應式步進機,根據其驅動特性設了變頻調壓驅動器,實現plc與步進機驅動器之間字介面。
  9. Data inputting and graphinputting module respectively achieve data inputting of first system and electric firstwiring diagram inputting ; secondary scheme design module realizes scheme design ofsecondary loops including control, protection, signal, measure, automotive equipment, operation electrical source and electrical source for substation and power distributionstation, using rule - cased reasoning of expert system ; protective relaying settingcalculation module realizes setting calculation for first equipments which aretransformers, circuitries, capacitors, and electromotors ; secondary equipmentselection module realizes type selection of secondary microcomputer integratedequipments ; graph making out module realizes secondary drawings making outautomatically representing design production using case - cased reasoning of expertsystem and the drawings can be edited and modified under the secondary developedautocad environment

    據輸入和圖輸入模塊分別完成一次系統資料錄入和氣主接線圖的輸入;二次方案設模塊利用專家系統基於規則的推理實現變配所各二次迴的方案設,包括控制、保護、信號、測量、自動裝置、操作源和所用源;繼保護整定算模塊實現主設備的整定算,包括變壓器、線容器和動機;二次設備選型模塊實現二次微機成套裝置的型號選擇;圖生成模塊利用專家系統基於實例的推理實現代表設成果的各類二次圖紙的自動生成,生成的圖紙可以在二次開發的autocad境下進行編輯和修改。
  10. Given that the drawing of plane arrangement maps of electrified railway contact net is one of the important junctures of the whole contact net design, starting from the perspective of system, the paper firstly analyzes the drawing task of the plane arrangement maps of railway contact net in details and presents the structure and function of the system, secondly discusses the formulation of consumer menu and dialogue frame and lists the main controlling program of dialogue frame, then by analyzing the involved data of originally drawing course gives and realizes the management of the original drawing data, which achieves the drawing of choosing inter - station and station, the establishment of drawing papers and drawing form, the setting - up of character height and the drawing form coordinate points and drawing starting points and the preserving routes of data documents of drawing form and the note - marking column and the size of subsidiary table

    系統是基於autocad2002平臺,在visuallisp境下,採用面向對象的編程方法,運用參化設的原理,設開發了運行於windows9x ~ xp上的氣化鐵接觸網平面布置圖參化繪圖系統。氣化鐵接觸網平面布置圖的繪制是接觸網整體設中極其重要的一,本文從系統的觀點出發,首先對鐵接觸網平面布置圖的繪制工作做了詳細分析,提出了系統的結構和功能;然後詳細討論用戶菜單及對話框的定製,並列出主要的對話框控製程序;接著通過對初始化繪制圖過程中所涉及的據的分析,提出並實現對初始化繪圖據的管理。
  11. This text has counted the electric wave propagation path loss of street in one kind of typical rule range urban area, and reaches calculations data fairly with the measured data in the document. then calculate and analyze electric wave propagation ’ s characteristic in urban area. finally give an electric wave propagation prediction application example of column building model

    本文最後算了一種典型的規則排列得城市境中街道得波傳播徑損耗,並與文獻中得實測及據進行了比較,然後進一步對矩、圓柱型建築物城市小區波傳播進行了分析算。
  12. Then according to the emphasis of the design, went deeply into the theory of pll frequency synthesizers widely used, described pll ’ s working principle, structure and several types in detail, and made research and analysis of pll frequency synthesizers ’ phase noise, including the effect of the active loop filter on the phase noise, and give some methods to make improvement as well, such as changing loop filter form, reducing divide number, and increase phase detector frequency, etc. then paper introduced the principle character and phase noise analysis of direct digital frequency synthesizer ( dds ) and injection phase lock circuit, which are also important circuits in the design

    論文首先對幾十年頻率合成器的發展進行概述,而後針對本次設的重點,對應用較為廣泛的鎖相頻率合成理論進行了深入的探討,詳細介紹了鎖相的工作原理、組成結構和鎖相類型,並對鎖相頻率合成器的相噪特性進行了研究分析,包括有源濾波器對于相噪的影響,提出了改善相位噪聲的幾點措施:改善式、降低分頻、增大鑒相頻率等。接著介紹了直接字頻率合成器( dds )和注入鎖相的原理特點以及相噪分析,它們也是本次設的重要
  13. Input pulse signal can be directly transformed into micro - step linear motion by use of linear pulse motor, which have found wide applications in the digital linear servo systems with high positional accuracy and high reliability. taking slpmu - 025a, a two - phase hybrid lpm manufacturing by shinko motor company ltd, as an specimen, the study on the drive control system is carried out in this thesis, which contains : ( l ) three kinds of drive circuits are designed and comparison analysis in theory is done ; ( 2 ) introduction to at89c51 microchip as controller and special micro - step constant current driver, a great variety of running modes driver control are developed ; ( 3 ) experimental testing and theoretical analysis of current waveforms and displacement graphs and velocity graphs are carried out in case of different micro - step constant current driver

    本文以日本神鋼機株式會社生產的兩相混合式直線脈沖機slpmu - 025a為樣機,對直線脈沖機的驅動控制系統進行了研究,內容包括: ( 1 )設了幾種直線脈沖機驅動器,從理論上進行了對比分析研究; ( 2 )用at89c51單片機作為控制器,採用專用的恆流細分驅動器sh ? 2h057m ,實現了開控制方式下對slpmu ? 025a樣機各種運行方式的驅動控制; ( 3 )對不同細分下恆流驅動的流波以及各種運行方式下的位移圖、速度圖進行了實驗測試和理論分析研究。
  14. By using computer network, distributed multimedia database, speech signal process and computer graphics technologies, this project use non - diving into virtual reality technology to implement virtual radio detection work environment through the simulation of electromagnetic environment, receiver and recorder among radio detection work to make those who take part in training immerse in similar training environment as real detection work and achieve the same training effect as in real detection work

    本課題採用算機網、分散式多媒體據庫、語音信號處理和算機圖學等技術,運用「非投入」式虛擬現實技術方法,通過對無線監測工作中境、接收機和錄音機的模擬,實現了無線監測人員工作境的虛擬,從而使參訓人員投入到與監測工作實際相近的訓練境、達到與實際監測工作相同的訓練效果。
  15. On the basis of our lab ' s previous achievements, the author has studied three kinds of digital signal processing methods - the method based on a digital phase locked loop, the method based on quadrature demodulation, and the method based on adaptive funnel filter ( aff ) and sliding goertzel algo rithm ( sga ). the author has also studied the cmf driving principle, various analog driving circuits, driving waves, and digital driving methods

    主要研究了三種科氏流量字信號處理方法:基於字鎖相的方法、基於正交解調的方法和基於自適應funnel濾波器和滑動goertzel演算法的方法;以及科氏流量驅動的原理、各種模擬驅動的波以及字驅動的方法等。
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