管型母線 的英文怎麼說
中文拼音 [guǎnxíngmǔxiàn]
管型母線
英文
tubular busbar-
On the base of resemble model, the figure of contracting pipe was changed, the generatrix became arc for once it was straight line, named resemble model
在相似模型的基礎上，收縮管的直線圓錐改造成母線為圓弧形的圓錐，稱相似模型。This thesis regard internal property reorganization in the group of pangang as the research object, from chengdu seamless steel pipe limited liability company with chengdu iron and steel works inside exterior environment reorganizing in front and back commences, making use of to exceed the makel - bot with of five factors competition models and the method of factors analysis, after analyzing the reorganization of the business enterprise a profession for facing competes the situation. develop the development the business enterprise with the profession industry from the international local profession rival circumstance after analyzing the reorganization should the market position of the establishment with develop the strategy target. make use of the swot the analysis the method, to after the reorganization the development strategy of the business enterprise, from manage the angle proceeded the fixed position analyzes, for after the reorganization business enterprise development provided four kinds of developments strategy that eligibility choose : the brave development strategy, request the resources advantage, funds advantage, human resource advantage, technique advantage that new company make the most of new business enterprise in empress in reorganization, is an essential condition to increases to manage the level, quickly technique reforms, develop the high and additional worth product with new product production line, as soon as quikly change to strong and large business enterprise, realizes soon steel aircraft carrier dream ; dispersion strategy, the technology market quota with deal with produce high additional worth product, completely promote business enterprise brand image, extend high carry product of the exaltation product, is a necessary means to increases business enterprise performance, realizes business enterprise target ; defense strategy, adjusting the business enterprise organizes construction, reducing the intensive type in labor and the low additional worth product line, lower bad the property saves the deal, alleviating the business enterprise burden, attaining the casual wear go to battle, benefitting to the challenge that make frontal attack the rival ; withdraw strategy, compress the production of the high depletion and high cost product, simplify the production craft, controlling the cost of the end product in the lower level, is a valid path to increases business enterprise competition ability
本論文以攀鋼集團內部的資產重組為研究對象，從成都無縫鋼管有限責任公司與成都鋼鐵廠重組前後的內外部環境入手，運用邁克爾?波特的五力競爭模型及因素分析法，分析了重組后的企業所面臨的行業競爭態勢。從國際國內行業競爭對手情況和本行業發展動態分析了重組后企業應確立的市場地位和發展戰略目標。運用swot分析法，對重組后企業的發展戰略，從管理角度進行了定位分析，為重組后企業發展提供了可選擇的四種發展戰略：即大膽發展戰略，要求新公司充分運用重組后新企業的資源優勢，資金優勢，人力資源優勢，技術優勢，是提高管理水平，加快技術改造，開發高附加值產品和新產品生產線，盡快立於強勢企業之林，早日實現「鋼鐵航母」夢的必要條件；分散性戰略，提高產品的科技含量和生產高附加值的產品，全面提升企業品牌形象，擴大高端產品的市場份額，是提高企業效益，實現企業目標的必要手段；防禦性戰略，調整企業組織結構，削減勞動密集型和低附加值產品生產線，降低不良資產存量，減輕企業包袱，做到輕裝上陣，有利於迎擊競爭對手的挑戰；退出性戰略，壓縮高消耗、高成本產品的生產，降低低端產品的比例，精簡生產工藝，將最終產品的成本控制在較低水平，是提高企業競爭力的有效途徑。The paper concerns thermal systems of a main piping structure used in the petrochemical or electric power industry. in this paper, the conventional optimal dispatch approach is introduced first and its inability in application is pointed out on the basis of an analysis of the corresponding optimal dispatch model. therefore, on - line adaptive optimal dispatch is put forward with the need of improving the automatization level of power stations, and some major problems involved are discussed in details in this paper
以母管制熱力系統為研究對象，本文首先介紹了通常所採用的優化調度方法，並通過分析所建立的優化調度模型指出了這種方法在實際應用中的不足，並結合電站自動化發展的要求提出了在線自適應的優化調度方法，就其中所涉及的一些主要問題進行了深入的研究。Reactive power are calculated using the new algorithm. on the basis of analyzing different kinds of control strategies of var compensation, the paper applies the criterion of voltage and var to control switching and illustrates a improved mode of switching capacitor which can prevent the switched - capacitor from the impacting of instantaneous rush currents by means of zero - crossing triggering of scr components, and can realize auto - tracking var and auto - switching shunt capacitor bank. initial operating parameters are stored in information flash memory of the mcu using flash self - programming technique in order to decrease complexity of the circuit and improve stability
高壓智能無功補償控制器以flash型16位單片機msp430f149為控制核心，採用了一種相角實時測量的新演算法，並在此基礎上計算出了功率因數、有功和無功，減少了運算量提高了精度；在分析了各種無功補償控制策略的基礎上，以母線電壓和無功功率復合判據控制投切，並提出一種改進的電容器投切方式? ?暫態投切控制晶閘管過零觸發，避免了電容器投切時的電流沖擊；穩態運行時接觸器替代晶閘管，實現無功補償的自動跟蹤和電容器的自動投切，解決了投切時的暫態電流沖擊和穩態時可靠運行的難題；控制器的原始運行參數採用flash自編程技術，將其保存在msp430f149片內的信息flash中，簡化了硬體電路，大大提高了系統的可靠性。In the future, we should step forward to study how to minish the voltage spike, to improve the assistant switch network, to study another new structure topology, for enhancing the capability of the maglev chopper
今後應該進一步地減小母線電壓尖峰，改進輔助管電路，研究新型拓撲結構，不斷提高斬波器的性能指標。Cbm & as have already become the important issue to the international community which must severally face and make a deep research on it. this dissertation along with a logic line of concept, theories, decision, operation, risk, empirical study, makes use of the economics, management, financial engineering, option theories, games theories and methodologies, analyzes the basic issues such as concept, realistic meanings and confines with theories of cbm & as, constructs a driving wheel model, explores the main management activity as decision, operation and risk control, and finally makes cases study from the mother country and host country
本文沿著跨國並購概念?理論?決策?運行?風險?實證這一邏輯主線，綜合運用經濟學、管理學、金融工程、期權理論、博弈論等理論與方法，從跨國並購的基本內涵、現實意義和相關理論出發，構建了跨國並購驅動輪模型，並分別對跨國並購的主要管理活動即決策、運行和風險控制進行了研究和探討，最後從母國和東道國兩個角度對跨國並購進行了實證分析，提出了一些新的理論模型和方法。Three kinds of the usual methods of rotor flux estimation are compared and analyzed, and the method of rotor flux estimation based on the voltage model is studied in detail. and the output phase voltage is reconstructed by means of the dc - bus voltage and the switching states of the inverter, the effect of the dead time and saturating voltage - drop of the switches on flux estimation is discussed. and the method of synchronizing instant speed identification is also studied deeply
本文對三種常用的轉子磁鏈觀測方法進行了對比分析，在此基礎上著重研究了基於電壓模型磁鏈觀測方法，分析了利用直流母線電壓和逆變器三相開關管的狀態進行輸出電壓重構方法，討論了死區時間和開關管飽和壓降對磁鏈觀測結果的影響，深入研究了同步瞬時轉速辨識方法。分享友人