鐵耗系數 的英文怎麼說
中文拼音 [tiěhàoxìshǔ]
鐵耗系數
英文
iron loss factor-
Being demonstrated by production data, the benefits of both economical and social have been achieved by more stable melting process, decrease of bof reblow rate, less consumption of raw material, longer converter campaign, shorter melting time, better working conditions with computerized automatic steel making process on 120 - ton bof at tonggang
摘要實際生產數據說明，通鋼120t轉爐實現副槍和動、靜態模型控制下的自動用煉鋼工藝后，吹煉過程穩定，補吹爐數少，鋼鐵料、合金消耗低，爐齡提高，轉爐冶煉周期縮短，工作環境改善，使轉爐副槍系統的應用取得了很好的經濟效益和社會效益。High - speed railway that is developed quickly abroad has advantages in mass transportation capacity, lower energy consumption, safety, slight pollution and not affected by climate
高速鐵路具有運能大、能耗低、安全系數高、污染輕和不受氣候影響等綜合優勢，因而在國外得到了很快的發展。Taking core loss into account has important effect to improve the torque performance of the motors " field oriented control. in this paper, the transient mathematical model of the asynchronous motor with core loss is setup. the method is proposed that minimizes the loss in a variable speed and torque at the synchronous rotating coordinate
在對損耗分析的基礎上，建立了考慮鐵損時異步電機的動態數學模型，推導出在同步旋轉坐標系下變速、變轉矩時使電機功率損耗最小的方法，並且結合矢量變換提出了基於快速轉子磁場定向的矢量控制。A transient mathematical model of the asynchronous motor is built taking core loss into account to improve the torque performance. a method is proposed to minimize the total loss according to the relation between the efficiency and the rotor flux. a dtc system using this method appear high efficiency in matlab - simulation
本文通過對電機損耗的分析，建立了考慮鐵損時異步電機的數學模型，推導出電機的損耗和轉子磁鏈的關系，通過坐標旋轉變換，得出損耗最小時的直接轉矩控制的定子磁鏈參考值。With summarizing and describing systematically the fundamental principles and research developments of electromagnetic field in the motor, finite element analyses ( fea ) of electromagnetic field of engineering, the switched reluctance motor ( srm ), and iron losses of motor cores, taking the common four - phase, 8 / 6 - pole srm as the object of study, this paper analyses, calculates, and then simulates the electromagnetic field in the srm using 2d finite element method, and obtains the - i - characteristics as the magnetization curve of the srm with the data derived from the results of fea
本文在系統地總結和描述電機內的電磁場、工程電磁場有限元分析、開關磁阻電機（簡稱sr電機）以及電機鐵心損耗基本理論和研究進展動態的基礎上，以常見的四相8 6極電機作為分析對象，進行sr電機磁場二維有限元分析與計算，對電機內磁場進行了模擬，並通過有限元計算所得有關數據獲得- i -形式的sr電機磁化曲線。Meanwhile, it was found that there was a relationship between the depletion width and the number of cycles [ n ( 50 % ) ] which the polarization degraded 50 % in the experiment. with this relationship, we can predict the ferroelectric films " service life
並且我們發現修正的損耗層寬度與鐵電疲勞極化衰變50的循環次數值[ n （ 50 ） ]有一定關系，可以用這個關系預測鐵電薄膜的使用壽命。On the basis of the input and output analysis to china railways, the author structures the freight rate dynamic adjusting model of china railway according to the change model of product price and the relationship among the interest rate, salary change and the direct consuming coefficient while providing the solution and calculation procedure of this model
摘要在對中國鐵路進行投入產出分析的基礎上，根據產品價格變動模型以及利率、工資變化與直接消耗系數變化之間的關系構建了中國鐵路運價動態調節模型，並給出該模型的求解方法與計算流程。分享友人