synchronous error 中文意思是什麼
synchronous error
解釋
同步誤差- synchronous : adj. 同時的，同期的；【物理學】同步的。adv. -ly
- error : n. 1. 錯誤；失錯。2. 謬見，誤想；誤信；誤解。3. 罪過。4. 【數學】誤差；【法律】誤審，違法；（棒球中的）錯打。adj. -less 無錯誤的，正確的。
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In this paper, the operation theory is ntroduced. we research the quasi. synchronous alternative sampling echnology in detail to improve the precision of the instrument and discuss some problem about the plication of this method. we introduce the develop of hardware and software in the whole instrument. at last, we sive out the result of experiment and the analyses of error
文中論述了該電參數測量儀的工作原理，著重研究了提高測量精度的準同步采樣演算法，並討論了該演算法在單片機中應用的幾個實際問題。在此基礎上，詳細介紹了整個儀器的軟硬體開發過程。最後對儀器進行了實驗和誤差分析，給出了實驗結果和誤差分析結果。 -
Hdlc uses synchronous serial transmission providing error - free communication between two points
高階資料連結控制使用同步串列傳輸，提供兩端無錯誤的通訊。 -
Error analysis for synchronous sampling of periodic signal
周期信號同步采樣誤差分析 -
The synchronous rectifying and low power sampling technology is used to reduce the power consumption, flexible external loop compensation, error amplifier output clamp are adopted for better system large signal response. the piecewise slope compensation technology is employed to minimize the consequence of over compensation. the sensor resistor is externally connected, which realize output voltage programmable. the overheat protection and under voltage protection modules are integrated in the die to allow the reliable operation of the system
同時，電路設計採用同步整流技術、低功耗電流采樣技術降低功耗，提高轉換效率;採用靈活的外部環路補償技術、誤差放大器輸出嵌位技術以實現良好大信號特性;採用分段斜坡補償技術，消除不穩定因素，並最大程度地減小過補償帶來的問題;採用外接輸出采樣電阻的方式，實現輸出電壓的可編程。 -
Secondly the detection precision is only related to the synchronization phase but not to the amplitude of the mainline voltage because that it uses the optimized pulses synchronous with the mainline voltage as modulation signals. thirdly it decreases the requirement of the input low pass filter and eliminates the error resulting from the direct component and even harmonics of load current. the most significant merit is that it can eliminate the effect of a few low order odd harmonics and the detecting circuit is easy to be implemented
模擬和實驗結果表明該方法的主要優點有：不需使用乘法器進行信號調制，調制信號採用與電網電壓同步的優化特定脈沖，其檢測精度只與同步相位有關，而與電網電壓幅值無關；降低了對輸入低通濾波器的通頻帶要求，直流和偶次諧波分量對檢測精度沒有影響；突出的優點是可以消除有限個低奇次諧波對檢測結果的影響。 -
According to the principle of curve axial symmetry, authors inferred the theoretical foundation of error - free translation of the working equipment of loader and proved that when the diameter of piston rod on arm oil cylinder was designed properly, the two oil cylinders could be guaranteed to have a synchronous movement which made the bucket maintain translation throughout the working process under the condition of the oil cylinder ' s basic parameter ; also made the equipment structure of the loader greatly simplified and provided the reference for improvement of the present equipment of loader
根據曲線軸對稱原理，推導出了能使裝載機工作裝置無誤差平移的理論基礎，證明了只要適當地設計動臂油缸活塞桿直徑，就可以在油缸的基本參數上保證機構工作時兩油缸同步運動，使鏟斗在作業過程中保持平移；使裝載機工作裝置結構大為簡化，為進一步改進現有裝載機工作裝置提供參考。 -
With the development of high - technology, all trades " production and development need electric power which is one of the main energy. so the accuracy of electrical parameter caculation is very important for our country ' s economic development. the normal usage of ac indictor is very important for guaranteeing electricity ' s safety production and accuracy of electrical parameter caculation. now the area of domestic ac indictor has lots of shortcomings such as demanding many people synchronous proceeding, equipment operation complicacy and personnel error etc. so it can not demand the need of modern ac indictor checking
因此電參數計量的準確可靠，對保證我國經濟的發展至關重要。交流儀表的正常使用，對保證發供電的安全生產、電能計量的準確可靠、電參量量值傳遞的準確可靠，發揮著至關重要的作用。目前國內交流指示儀表領域存在需要多人同步進行、校驗設備多、操作復雜、人員誤差大和勞動效率底等諸多缺點，加之電工校驗臺技術等級低，已經無法滿足現代化校驗交流指示儀表的需要。 -
Abstract : the paper proposes a mathematical model of a / d converter with quantizing error, nonlinearity and differential nonlinearity errors for computer simulation, and based on the model, the errors caused by voltage change, current change and phase change in the power measurement are analyzed by computer simulation for both the asynchronous and quasi - synchronous sampling algorithms
文摘:本文提出了具有量化誤差、非線性誤差和微分非線性誤差的a / d轉換器的數學模型，在該數學模型的基礎上，模擬分析了非同步采樣法、準同步采樣遞推演算法各種情況下的誤差，包括功率測量中電壓線性、電流線性、相位變化誤差及電壓測量的誤差。 -
This paper gives the way of using the ac servo drive instead of the traditional drive mode consisted of the main motor, the gears and belts, realizing the synchronous drives of the multi - motors. the closed loop control technology of the speed and the position embedding has been adopted to track in real time, then to reduce the transmission error and the noise, so as to increase the control precision and the stability of the combination and simplify the maintenance and repair of the mechanical and technical system
採用交流伺服驅動代替傳統的由主電機、齒輪和皮帶組成的傳動方式，實現多電機同步驅動;採用速度環和位置環嵌套的閉環控制技術，進行實時跟蹤，達到減小傳動誤差、減小噪音，增強機組的控制精度與穩定性、簡化機電系統的維護與修理的效果。 -
A kind of mud based on transversal equalizer is recommended, and the performance analysis of ds - cdma systems based on that mud has been done under synchronous channels. then the expression of output signal is deduced. also, the relations among sinr of output signal, snr and correlation matrix of spread code the least mean square error ( lms ) adaptive algorithm is applied to the mud
論文引入基於橫向均衡結構的多用戶檢測器，用矩陣方法推導了awgn通道下、同異步系統中信號輸出表達式，依據最小均方差準則，討論了同步方式下檢測器的輸出信號干擾比與信噪比、擴頻碼相關陣以及用戶功率大小等因素間的關系。 -
New synchronous control technology based on double closed - loop zero - error hardware interpolation and its application
新型雙閉環零誤差硬體插補同步控制技術及應用 -
Perform synchronous read operations on the error output stream of the process
等方法對進程的錯誤輸出流執行同步讀取操作。 -
The quantizing error, linear error and differential linear error of an a / d converter were deduced, after that the error model of synchronous sampling, asynchronous sampling and quasi - synchronous sampling algorithms used in power measurement were build in condition that a / d was not perfect
推導了a / d量化誤差、非線性及微分非線性誤差的數學模型。然後，建立了采樣功率測量同步采樣演算法、非同步采樣演算法和準同步采樣演算法在非理想情況下的計算機模擬模型。 -
The dual standard quantity ( the work piece and the discrete standard quantity ) mutual measuring and model verification methods are also proposed, which perfects the whole modifying process from data measuring, error separation, model establishment to real correction. after researching the discrete standard quantity system dynamic error separation technique, two error correction methods based on genetic algorithm and neural network mixed modeling technique are established. the two methods are the discrete standard quantity dynamic error direct / synchronous correction and prediction model correction ; the model ' s parameters and model ' s exercising method are also confirmed
設計了雙標準量值（工件和離散標準量）互比測量的模型驗證方法，完善了從數據測量、誤差分離、模型建立到實際修正的整個修正過程；研究了離散標準量系統動態誤差分離技術，建立了基於遺傳進化演算法與神經網路混合建模技術的兩種誤差修正方法? ?離散標準量動態誤差直接（同步）修正方法和預報模型修正方法，並確定了模型結構參數和模型訓練方法；分析了預報模型的多次預報性質，並得出了多次預報與多步預報的等效關系，確定了測量系統的有效預報范圍以及模型參數對泛化誤差的影響；進行了模型的對比實驗驗證和被測工件動態誤差修正試驗，成功地實現了任意二面角和圓分度的實時誤差修正。 -
Frequency - domain error analysis of synchronous sampling realized by software
軟體實現同步采樣的頻域誤差分析 -
Oil circuit of shearing machine hydraulic system with compensation synchronous error
剪板機液壓系統同步誤差補償油路 -
The results of simulations indicate that the proposed schemes have the advantages of rapid response, strong robustness, and low synchronous error. it means a lot for improving the synchronization precision of automatic control machine tool
模擬實驗表明，本文所提出的控制方案具有速度快，魯棒性強，同步誤差小的優點，對于提高數控機床的同步精度具有重大意義。
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