電振動臺 的英文怎麼說
中文拼音 [diànzhèndòngtái]
電振動臺
英文
electronic vibrator- 電 : 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...
- 振 : 動詞1. (搖動; 揮動) shake; flap; wield 2. (奮起) brace up; rise with force and spirit
- 臺 : 臺名詞(指臺州) short for taizhou (in zhejiang province)
- 振動 : vibrate; vibration; vibrance; vibrancy; vibra; vibes; shaking; rumble; jitter; chatter; sway; jar...
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Waveform reproduction control for double - actuator electro - hydr aulic vibration test bed based on digital signal processor
的雙缸電液振動臺波形再現控制It may be an environment-simulation device such as a centrifuge or electro-mechanical vibrator.
可能是一種環境模擬裝置,如離心機或機電式振動臺。There are over 80 sets test apparatus in tech - innovation centre, including : anechoic chamber, vibration tester, vibration measurement analysis, impact instrument, constant temperature and humidity facilities. salt spary test case, circle insulation withstand voltage tester, insulation resistance tester, withstand voltage tester, electric lead tester, electrical leakage tester, earth resistance tester, chassis dynamometer, chassis dynamometer control system, high stability dc resistance tester, electrical capacity tester, temperature rise test system
中心擁有各類分析測試儀器和試驗裝置80餘臺套,包括:消音室振動臺噪聲振動測試分析系統沖擊儀恆溫恆濕實驗儀鹽霧試驗箱匝間耐壓分析儀絕緣電阻分析儀對地耐壓分析儀泄露電流測試儀對地電阻測試儀測功機測功機控制系統高精度直流電阻測試儀電參數測試儀帶電溫升測試儀復合式三坐標測量儀萬分投影儀及電功測試分析系統等。Electrodynamic shakers are used in most cases because they can operate over a broad frequency range with accurately controlled waveform.
極大多數的情況下應用電動振動臺,因為它能在一定廣的頻率范圍內工作並且能準確地控制波形。Specification for electrodynamic vibration generator system
電動振動臺技術條件Electrodynamic horizontal vibration generator for testing
電動水平振動試驗臺Verification regulation of electrodynamic vibration generator system for testing
電動式振動試驗臺檢定規程In the end, the main content of this dissertation is addressed. in chapter 2, based on the analysis of present vibrator ' s principle and structure, two kinds of transfer functions and frequency response curves of the vibrator, driven by voltage feedback power amplifier and current feedback amplifier, are given separately. and turnover frequencies between different frequency rangs are also given
第二章分析了標準振動臺的工作原理和結構,在此基礎上,建立了標準振動臺的機械和電氣方程,給出了恆壓源和恆流源功放激勵下的振動臺傳遞函數及幅頻、相頻特性曲線,列出了不同頻段間的轉折頻率。Usually, there are three kinds of vibration table - mechanical vibration table, hydraulic vibration table and electronic vibration table
通常使用的振動臺有機械式振動臺、液壓式振動臺和電動式振動臺三種振動臺。Study of armature correction system of electrical vibration table with high - linear - acceleration
離心力場下電動振動臺及動圈糾偏系統動特性的研究6. a new method that adopt small exciter emulation to the dual - shaker vibration system and research the numerical electric current phase synchronous controller, thus
6 .提出採用小型激振器模擬並聯雙振動臺進行數字式電流相位同步控制器試驗研究的方法,從而降低同步控制器在研製階段的試驗成本,並且避免同步控制器的不確定性給振動臺造成損傷。The experimental results on seismic simulator verify that the mr damper in the passive off mode provided the information on the minimum effectiveness of the damper if the external power was cut off, in which the seismic responsesof the tall building and podiun structure were reduced. when the mr damper worked in the six kinds of semi - active logic control methods, the seismic responses of the two building were further reduced compared with those when the mr damper worked in the passive off mode
地震模擬振動臺試驗結果表明: mr阻尼器的passiveoff方式是外部電源被切斷時的最低控制效果,能消除原結構地震反應的鞭梢效應,並使主樓和裙房的地震反應有一定的減少,六種半主動邏輯控制方法的減振效果比passiveoff方式更好,多mr阻尼器控制的效果優于單mr阻尼器。Pass the research and the test datas of this article, the major work done can be summarized as follows : 1. provide the detailed test data, analyze the existing synchronous controler some shortage, and produce to suffer from the hidden danger
通過本課題的研究和實際數據測試,研製工作獲得如下結果: 1 .提供詳盡的測試數據,分析現有的tri - tek 704d電流相位/幅值同步控制器存在的一些不足之處,以及由此產生對並聯雙振動臺系統所帶來的安全隱患。Currently, the large space vehicle ’ s vibration test usually adopted dual - shaker system, the electric current phase synchronous controller is one of the equipments importantly in the system. the existing control equipments make use of tri - tek704d controller, and the current feedback in - phase control method
目前,我國大型航天器環境振動試驗採用多振動臺同步激勵的試驗系統來完成,電流相位/幅值同步控制器是並聯雙振動臺同步控制系統中重要的組成設備之一。In view of this, the mathematical model of seismic simulation shaking table is deduced based on analyzing constitutes and mechanism of the seismic simulation shaking table in the civil engineering structure vibration center of wuhan university of technology
鑒於此,在分析電液伺服地震模擬振動臺的設備構成及其物理機理基礎上,針對武漢理工大學土木工程結構振動中心的地震模擬震動臺,推導出了電液伺服地震模擬振動臺的數學模型。The efforts to be shown in the paper include : building on the mathematics model of electro - hydraulic shaking table, after the analysis of the dynamic characteristics of electro - hydraulic shaking table the conclusion that it is essentially non - linear is drawn ; according to the aforementioned characteristics and with the view to the actual research object, we present the outline of the system design and criteria of the electro - hydraulic shaking table servo - controller ; due to the research object we practically work over two control strategies and correspondingly scheme out two controllers, which is pid controller and human simulating intelligent controller based on ziegler - nichols parameters - adjust empiric formula ; we develop electro - hydraulic shaking table servo - controller, constitute entire hardware system platform and accomplish the correspond codes of the software which combine to complement its most functions ; the simulation of the adjust stability of controlling system and servo trailing control has been made by matlab, which compares the simulation results of the behavior of pid controller and human simulating intelligent controller
本文的主要工作包括:從電液伺服控制系統的數學模型入手,對電液伺服控制系統的動態特性進行了分析,得出了其非線性本質的特點;根據電液伺服控制系統的上述特點,結合具體的電液式振動臺研究對象,提出了電液伺服控制系統的設計要點和振動臺伺服控制器的設計指標;結合研究對象,具體研究了控制器的控制策略,設計了兩類控制器,即基於ziegler - nichols參數整定經驗公式的pid控制器和仿人智能控制器;開發了電液式振動臺伺服控制器,建立了完整的硬體系統平臺並完成了相應軟體的編寫,實現了主要的控制功能;對控制系統的穩定調節控制和伺服跟蹤控制進行了matlab數字模擬,對pid控制器和仿人智能控制器的控制行為分別進行了模擬實驗並做了比較。Electro - hydraulic servo control system is core part in earthquake simulation shaking table
電液伺服控制系統是地震模擬振動臺的核心組成部分。The new resolution method is advanced according to the control requirements of electro - hydraulic shaking table. however, there is still much work for us to constitute a complete set of servo controller in our future research
根據電液振動臺中電液伺服控制的需要,提出了一些解決的方法,但要建立一套完整的伺服控制器設計方法,還需進行大量的工作。An effective shock response spectrum ( srs ) time - history waveform synthesis method was presented for simulating shock environment with electro - dynamic shakers
摘要為利用電動振動臺進行模擬沖擊環境試驗,給出了一種時域沖擊波形合成方法。After analyzing the traditional methods of generating exciting signals in vibration control system of electrodynamic ( electrohydraulic ) shaker, a new method of adjusting the skewness and kurtosis of exciting signals by second phase modulation is proposed. based on this method, a new algorithm for generating super - gaussian and quasi - random vibration exciting signals with specified psd, skewness and kurtosis is proposed. simulation and experimental results validate the algorithm
2 .通過分析目前電動(液)振動臺數字式隨機振動控制系統中廣泛採用的激勵信號生成原理,在其基礎上提出了一種通過二次相位調制來控制激勵信號峭度值和偏斜度值的方法,分別得到了頻譜可控的對稱和非對稱分佈超高斯偽隨機激勵信號生成演算法,並進行了數值模擬和試驗驗證,為研究頻譜可控的超高斯真隨機激勵信號生成技術奠定了基礎。分享友人