motor system 中文意思是什麼
motor system
解釋
動力系統-
Research of non - linearity in brushless dc motor system
無刷直流電動機系統非線性研究 -
The study has completed the design of two - phase inverter and made up of the two - phase inverter - motor system for experimental use it is a variable frequency adjustable speed system with a open - loop control of rotational speed, which consists of voltage - controlled oscillator circulating assign device inverter circuit and two - phase induction motor a accurate mathematical model is set based on the whole system, and simulator program of dynamic and steady condition is established, which is used to calculate the dynamic and steady performance by kron and symmetrical coordinate converter by simulator calculation and experimental research with specific parameter of the system, a comparison is made between predicted and experimental characteristics, experimental measurements are shown to compare closely with corresponding theoretical result it is compared with some variable frequency adjus table speed system comprising inverter and single - phase induction motor from the system efficiency torque pulsation and the effect of two - phase inverter capacitance based on the conclusion, harmonic cancellation pulse width modulation control of a two - phase inverter - fed induction - motor drive system is researched, which cancelled the low harmonic and improve the system performance
通過對電機的kron變換和對稱分量變換，建立了系統較精確的數學模型，編制了系統動態及穩態運行的模擬計算程序分別計算系統的動態和穩態性能。通過對系統的具體參數進行了模擬運算和實驗研究，實驗和模擬結果進行比較，說明實驗和理論較為一致，並從系統效率、轉矩脈動及兩相逆變器電容的影響等方面與各種逆變器和單相異步電動機組成的變頻調速系統加以比較。在此基礎上，對兩相逆變器供電-異步電動機系統使用諧波抑制pwm控制進行了研究，由於減少了低次諧波，改善了系統性能。 -
In this paper, the starting parameters of the motor is estimated by kalman filtering arithmetic that is a parameter test mehod that can be considered the running state. base on the basic kalman filtering arthmetic, linearization extended kalman filtering arthmetic that is fit to the motor system that is a non - linear controled system is got
因此本文利用卡爾曼濾波遞推演算法對電機起動時的參數進行估計，該方法是一種結合運行方式的參數測試方法，從基本的卡爾曼濾波遞推演算法出發，推得了適應電機這個非線性控制系統線性化的推廣卡爾曼濾遞推波演算法。 -
Pm brushless dc motor system based on c - dump converter
變換器的無刷直流電機調速系統研究 -
A hybrid vehicle can get by with a smaller internal - combustion engine than a conventional automobile because the battery and electric - motor system provides additional power when it is needed for acceleration or hill - climbing maneuvers
由於在需要加速或爬坡時，混合車的電池和電動馬達系統可額外提供動力，因此混合車可以使用比傳統汽車更小的內燃引擎。 -
With the development of new power electronic component and computer technology, high performance asynchronous motor system has been applied extensively
隨著新型電力電子器件的不斷涌現和計算機技術的不斷發展，高性能的異步電動機調速系統得到了廣泛的應用。 -
Bifurcation analysis of a parametrically excited motor system
由電磁力激發的電機參數振動的分岔研究 -
By applying the method composed of theory analysis, simulation and test verification, some researches have been done on unload characteristic, torque - current characteristic, revolving speed - voltage characteristic and mechanism characteristic of the motor system. meanwhile, various control modes of the system are analyzed. all these researches provide some references for the motor ’ s application
採用理論分析、模擬模擬、試驗驗證相結合的方法，分別研究了雙凸極電機的空載特性、轉矩電流特性、轉速電壓特性、機械特性，並對各種控制方式進行了分析、比較，為在實踐中更好地應用雙凸極電機提供了一定的依據。 -
Against two kinds of nonlinear friction observers, the analytic expression of zero ve - locity interval t based on the nonlinear model of brushless dc motor system is deduced in this paper. simulation results indicate that the system performance at low velocity can be im - proved effectively using the friction observer based on coulomb friction model
針對兩種不同的非線性摩擦觀測器，推導了基於無刷直流電動機非線性模型的零速度時間間隔腡解析表達式，通過模擬證實，利用基於庫侖摩擦模型的摩擦觀測器可以有效地改善系統的低速控制性能。 -
The gate - motor syste m of the elevator is also discussed in rough as the research background. this paper also does some work about the self - adaptation function in the dtc - system and brings forward self - adaptation - system on software according to the requests of the gate - motor system
本論文以電梯門機系統作為應用背景，對其作了大致的介紹；並按照門機系統的工作要求，對帶有自學習功能的直接轉矩控制系統作了探討，並根據應用背景建立了相應的自適應系統。 -
Meanwhile, the composition of the motor system is also given while the motor works as a starter. a mathematics model for doubly salient permanent magnet motor is constructed from the view of conversation of energy. on the base of linear disposal for permanent magnetic flux, some control strategies are put forward such as control mode i, angular advance control mode and control mode ii
首先介紹了所研究的雙凸極電機結構以及電動運行時系統構成情況，從能量守恆的角度構建了永磁式雙凸極電機的數學模型，在永磁磁鏈線性化處理的基礎上提出了控制方式一、角度提前方式、控制方式二等電動運行方式，並建立了各電動運行方式的模態方程，是對雙凸極電機進行進一步研究的基礎。 -
The linear motor system provides a whole new transportation mode for public transport of mountain city
直線電機城市軌道交通系統可為山區城市軌道交通方式的選擇提供一種新模式。 -
Servo motor system or electromagnetic clutches and brakes is available
伺服馬達驅動或電磁式離合器及煞車器。 -
Research on permanent magnet wheel motor system for electric vehicle
電動汽車用輪式永磁電機驅動系統的研究 -
Recoring paper driving motor system
馬達傳動走紙裝置 -
In research of controlling system about the switched reluctance motor system ( srd ), there are two prominent problems, one is that it is difficult to set up accurate mathematical model of srm due to serious nonlinearity caused by double - salient structure, the other is that the previous schemes of srd are always equipped with rotor position sensor, which determines the system ' s high speed performance, reliability and cost. as a result, how to detect the position of non - position sensor rotor has become one major direction in the study o f srd
其中較為突出的問題是： 1 ）由於sr電機的雙凸極結構，電機模型具有嚴重的非線性，使得建立sr電機的數學模型非常困難； 2 ）轉子位置傳感器的存在影響了電機控制系統的高速性能、可靠性和成本，所以研究無位置傳感器轉子位置檢測技術（或間接位置檢測技術）是開關磁阻電機系統（ srd ）系統研究的重要課題之一。 -
Compensation of friction in brushless dc motor system
無刷直流電動機系統的一種摩擦補償方法研究 -
Presents a simple method of compensating friction against the character of the nonlinear model of a brushless dc motor system which transfers the original system model to a simple linear model using the method of input - output linearization, and estimates the coulomb friction in the system in real - time using a nonlinear friction estimator, and then compensate the friction in the system using a friction feedforward, and concludes from simulation results that this method can effectively eliminate the influence of friction in brushless dc motor systems
針對無刷直流電動機系統的非線性數學模型特點，提出了一種簡單的摩擦補償方法.該方法首先利用輸入輸出線性化方法將原系統模型轉化為一種簡單的線性模型，然後給出一種非線性摩擦估計器實時估計系統中的庫侖摩擦值，最後利用摩擦前饋補償方法對其進行補償.模擬結果表明該方法可以有效地抑制無刷直流電動機系統中的摩擦影響 -
Field monitoring and trouble shooting of water injection pump - motor system
液壓齒輪泵的正確使用及故障排除 -
This paper study a two - phase inverter - fed induction - motor drive, which can be widely used for low - power, variable speed drive system. the study has completer the design of two - phase inverter and made up of the two - phase inverter - motor system for experimental use. it is a variable frequency adjustable speed system with a open - loop control of rotational speed, which consists of singlechip controller, power drive device, inverter - fed device, a low power tow phase induction motor and safeguard circuit
本文研究了一種新型電壓空間矢量控制兩相逆變器?異步電動機的變頻調速系統，該系統可以廣泛應用於小功率、寬調速運行的場合。本項研究完成兩相逆變器的設計，並組成了試驗用的兩相逆變器?異步電動機系統。系統是一個轉速開環的變頻調速系統，由單片機機控制電路、功率驅動電路、逆變器主電路、保護電路組成。
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