環形解調電路 的英文怎麼說

中文拼音 [huánxíngjiědiàodiàn]
環形解調電路 英文
correlator
  • : Ⅰ名詞1 (環子) ring; hoop 2 (環節) link 3 (姓氏) a surname Ⅱ動詞(圍繞) surround; encircle;...
  • : 解動詞(解送) send under guard
  • 調 : Ⅰ動詞1 (配合得均勻合適) harmonize; suit well; fit in perfectly 2 (使配合得均勻合適) mix; adju...
  • : 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...
  • 解調 : demodulation; countermodulation; demodulating; decode; detect; [訊] restitution
  • 電路 : [訊] circuit (ckt); electric circuit; electrocircuit電路板 circuit board; 電路保持 guard of a c...
  1. 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,完成了硬體設計、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。
  2. 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

    首先對加速度計及其測試技術的發展歷史和現狀,液浮擺式加速度計的工作原理和數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計方案,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數,利用系統開傳遞函數分析了系統的穩定性,同時設計了系統的校正網;分析了二元調寬脈沖再平衡測試迴析度、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計了包括前置放大、帶通濾波、交流放大、相敏調、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計,實現了測試功能。
  3. The content of each part follow as : in the first chapter, as start point and base of the paper, this part focuses on the basic study of definition characteristic of no, and the existing base of no - e - commerce environment ; in the second one, this part studies the theory base of no comprehensively applying the theories of core competence competent strategy and transaction cost ; chapter three studies the no from the coordination of no, and gives the structure clarification and characteristic of no firstly, at the same time, put forward the concept of virtual enterprise cluster ; based on such conclusion, studies the model of no from life cyc organization level process and value chain, and operational mode ; in chapter four, a theoretical explanation was addressed on the above structure by modeling no with game theory and graphic theory ; in the fifth chapter, on the bases of analysis of no operational risks, coordination mechanism of no was studied by individually modeling the no without core and no with core, and then put forward the solution for coordination mechanism of no ; as an important component of coordination mechanism of no, chapter six explored some basic concept of trust and importantly put forward the way of how to build trust in no, especially investigated the supporting function of valid reputation mechanism of no for the trust building, importantly an operational method on building reputation mechanism and evaluation method in no were given ; the last chapter applied the conclusion of the paper to investigate the famous trade web - sunbu. com analyzed its shortcoming and gave the advices of developing

    全文共分為七章,主要內容如下:第一章作為全文的理論出發點和基礎,圍繞網組織的定義、特徵以及網組織生存基礎- -子商務境等方面對網組織的基本概念進行了闡述;第二章綜合運用核心能力、競爭戰略和交易費用理論對網組織產生的理論基礎進行闡述;第三章首先從組織協調的角度對網組織進行了研究,給出了網組織的結構,分類和特徵,同時並給出了虛擬企業群簇;然後在此基礎上分別研究了網組織的生命周期模型、層次模型、過程模型、價值鏈模型,以及運行模式;第四章綜合運用博弈論、圖論的相關知識,通過構建網組織的模型,對上一章所研究的網組織結構的成機理給出了一種理論釋;第五章在分析網組織運行風險的基礎上,分別建立無盟主網組織的博弈論模型和有盟主網組織的博弈論模型,詳細研究了網組織的協調機制,然後給出了網組織協調機制的決方案;第六章作為網組織協調機制的重要組成部分,本章在討論了網組織中建立信任機制的必要性的基礎上,研究了網組織信任關系的類型,提出了在網組織中如何建立信任機制。
  4. In the situation that criss - cross electric wire netting, huge quantity of the electric equipment and electric wire netting information, urban road and building change constantly and so on, it is found that there exists close relations between various kinds of electric wire netting information and space geographical environment in practice. besides, the traditional electric figure system is hard to satisfy construction and operation of electric wire netting both safely and economically. so we utilize gis technical to manage and deal with the information, which could make dispatcher ' s department watch changes of information ocularly in real time

    面對縱橫交錯的網,數量龐大的力設備,時刻變化的網信息、不斷變遷的城市道和建築等,從實際情況看,網的各種信息與空間地理境有密切的關系,而傳統的力圖系統已經很難滿足網的建設和安全經濟運行的要求,因此只能依賴于gis技術管理和處理這些信息,才能使調度部門實時、直觀地了信息的變化,做到有效、科學地管理網。
  5. A new method, which uses shaping circuit and programmable computer controller with appropriate software to measure frequency, is initially applied which overcomes the problems of low reliability and slow responding process of traditional frequency measurement unit, improves the reliability and dynamic quality of frequency measurement and expedites the responding speed effectively

    首次提出了一種由整和可編程計算機控制器配以適當軟體完成頻率測量的方法,有效地決了plc調速器測頻節存在的可靠性差及響應速度慢的問題,提高了頻率測量的可靠性及動態品質。
  6. 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計的數字信號處理方法:基於數字鎖相的方法、基於正交調的方法和基於自適應funnel濾波器和滑動goertzel演算法的方法;以及科氏流量計驅動的原理、各種模擬驅動的波以及數字驅動的方法等。
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