儀器展寬 的英文怎麼說
中文拼音 [yíqìzhǎnkuān]
儀器展寬
英文
instrumental broadening-
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路為設計方案，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，利用系統開環傳遞函數分析了系統的穩定性，同時設計了系統的校正網路;分析了二元調寬脈沖再平衡測試迴路的解析度、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計了包括前置放大、帶通濾波、交流放大、相敏解調、脈寬調制、頻標電路以及力矩電流發生器等測試系統各部分硬體電路，驗證了電路的正確性，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，利用該圖形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。A series of new technologies such as software radio, vxibus, dsp, virtual instrument, measurement and instrument, interface technology apply to the broadband monitoring receiver related to this paper. its research not only satisfies the needs of our radio monitoring branch, national defence branch but also breaks the technology blockage
本文涉及的寬帶監測接收機將軟體無線電技術、 vxi總線技術、 dsp技術、智能儀器技術、測控技術、介面技術等一系列正在蓬勃發展的新技術緊密結合起來，它的研究不僅可以滿足我國無線電監測、國防、安全等部門的實際需要，還可以打破少數發達國家對我國的技術封鎖，為我國的無線電監測、國防、安全等部門的設備建設做出貢獻。In order to get the real - time motor controller with wide speed scope, high precision and large ability, this paper has used the special digital signal processor ( dsp ) made in texas instrument for motor control to design and finish the speed adjustable motor controller, analyzed the control methods and discussed the application in the fields of position testing, drive and power inverter circuit, completed related hardware testing and tested its functions
為了獲得調速范圍寬、精度要求高、功能強大的實時電機控制器，本論文選用了德儀公司生產的電機專用數字信號處理dsp晶元，完成了調速電機控制器的設計與製造。並在此基礎上分析了控制策略以及在位置檢測、驅動、主功率電路應用等方面展開了討論。完成了相關的硬體調試並在實際中加以檢驗。
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