正弦階躍 的英文怎麼說
中文拼音 [zhēngxiánjiēyuè]
正弦階躍
英文
sine step-
The paper makes a systematic study on frictional torque model for hydraulic system, after the analysis of the ultra ? low speed principle of closed - loop system, it can be concluded that the existence of the difference between static frictional and dynamic frictional torque, and the periodic saltation of the dynamic frictional torque, are the main reasons of the low speed stick - skip to the electrohydraulic position servo system
針對伺服馬達的低速性能，進行了低速實驗研究，併兼顧快速性能進行了階躍響應和正弦響應實驗研究，對實驗結果進行了分析，得出了一些有價值的結論，提出下一階段進行實驗的建議。The identification results of step and sine steering angle input showed that the proposed identification method is not only practical, but also with high accuracy
通過方向盤角階躍輸入和正弦輸入的識別結果表明，這種識別方向盤角輸入的方法是可行的，並且具有識別精度高、運算速度快等優點。A nonlinear ship steering controller is designed successfully. even considered the noises caused by wind, wave and current, the matlab simulation tracking error is almost zero. simulation results show that the presented algorithm is effective and robust
在存在舵機非線性和海浪干擾的情況下，分別跟蹤階躍響應及正弦曲線，航向跟蹤效果很好，幾乎無偏差跟蹤，且打舵小，具有較強的魯棒性。And classic pid control method and numerical pid control method have been introduced in the paper. the paper adopt stabilization border method to set the pid parameters and simulates the control system which is based on matlab / simulink. simulation results indicate that pid control ’ s simulation results have a good effect in low - frequency stage, but it is not perfect in mid - frequency and high - frequency stage
採用穩定邊界法實現對pid參數的整定，並基於matlab / simulink對控制系統進行了模擬，模擬結果表明:低頻段pid控制正弦跟蹤曲線取得了良好的效果，而在中頻和高頻段時的跟蹤效果不是很好， pid控制的階躍響應超調量較大， pid控制三角波曲線的高頻性能也不理想。The hardware circuit design include : industrial control computer configuration, selection of industrial control board type, design of the power supply and monitoring interface circuit, design of signal processing interface circuit ( the constant current source circuit, the time base signal processing circuit, the processing circuit for the signal to be measured ), design of panel control circuit, design of the system self - checking circuit, and etc. the program flow hart include : main program flow chart, system boot - strap self - checking program flow chart, manual static testing program flow chart, semiautomatic static testing program flow chart, automatic static testing program flow chart, dynamic testing program flow chart, transient testing program flow chart, source voltage and current monitor program flow chart, investigate function testing program flow chart, and etc. the measure system offers six working power supplies, the signal of time base, the signal of constant current source, sine wave signal and step to leap signal, and measures the frequency of the output pulse signal of the wide range pulse convert circuit accurately under three kinds of different test state ( static form, dynamic form and transient form )
硬體電路設計包括：工控機配置、工控板卡選型、產品電源及監控介面電路設計、信號處理介面電路（恆流源電路、時基信號處理電路、被測信號處理電路）設計、面板控制電路設計、系統自檢電路設計等。程序流程圖包括：主程序流程圖、系統開機自檢程序流程圖、手動靜態測試程序流程圖、半自動靜態測試程序流程圖、自動靜態測試程序流程圖、動態測試程序流程圖、暫態測試程序流程圖、電源電壓和電流監控程序流程圖、研究功能測試程序流程圖等。測試系統提供六路工作電源、時基信號、恆流源信號、正弦波信號和階躍信號，並對三種不同測試狀態（靜態、動態、暫態）下大量程脈沖變換電路輸出脈沖信號的頻率進行精確測量。3. a coating defect detection method which uses small amplitude lasting sine or step current is used, whose feasibility is testified during practical process. 4
採用小幅度正弦恆電流激勵和恆電流階躍激勵的塗層缺陷檢測方法，並在實用過程中證明了該方法的可行性。Then the penalty finite element formula can be derived through galerkin weighted residual method. to test the model, the paper calculate a cantilever sample and a four point bending beam under near static load and sinusoidal load
針對浸泡在液體中的懸臂梁試件和四點彎曲試件，計算了在受躍階載荷和正弦載荷作用時的變形、流動以及流動電場分佈。分享友人