電解式開在 的英文怎麼說
中文拼音 [diànjiěshìkāizài]
電解式開在
英文
electrolytic switch-
This thesis firstly introduces new demands of aerial product logistics support under high - tech war and some defects of traditional logistics support, and puts forward a kind of system model of aerial product logistics support following data - sharing of cals, and emphasizes detm. secondly it sets forth application of step and xml in the ietm, researchs conversion of xml schema and relation schema, and simply researchs mapping of xml and express. afterword, a based - xml framework of info - transfer between different platform are presented, according to this framework, the author establish a archetypal system of helicopter information query system based xml and dbms
本文首先介紹了現代高科技戰爭條件下對航空產品維修保障的新要求,概述了傳統的後勤保障技術的不足,遵循cals的數據共享的理念,提出了航空產品維修保障系統模型,重點研究了互動式電子技術手冊;接著分析了step標準和xml技術在製作互動式電子技術手冊中的應用,重點研究了肌模式和關系模式之間的相互轉換,初步研究了xml和express語言之間的映射關系;然後,提出了基於xml的一種解決航空產品信息跨平臺傳遞的解決方案,給出了該方案的具體實現流程和詳細的通訊協議,並開發了基於xul和數據庫的某型號直升飛機的信息查詢原型系統。According to the system technology require, adopting singlechip realize open loop digital control of hdclsm ; using v / f conversion and complex key - control method realize digital setting of system parameter, such as velocity ; using micro - stepping control insure the motor running more smoothly ; adopting debasing speed control method to eliminate the mechanical impact of distance termination effectively ; at the same time, analyzing main power circuits drive circuit and protect circuit of system, completing hardware design and facture and software programming and debugging ; at last, making a whole test in hybrid rotary step motor. the experiment result indicates that this control system reaches the qualities required and run smoothly also
根據系統技術要求,採用單片機實現了混合式直流直線步進電動機的開環數字控制;利用v f變換和復合鍵控方法實現了系統轉速等參數的數字設定;利用細分控制技術保證了電機運行的平穩性,並進行了波形分析和理論研究;採用單片機軟體降速控制策略解決直線步進電機行程末端的機械沖擊問題;同時對主功率電路、驅動電路和系統保護電路進行了分析,完成了硬體設計、製作和軟體編程、調試,最後在混合式旋轉步進電動機上進行了全面測試。The thesis is devoted to exploiting a permanent magnet synchronous machine ( pmsm ) for the parallel hybrid electric vehicle ( phev ). three parts are included as follows : at first, in the electromotor state, the current control strategies of pmsm are determined. giving the elementary method for solving the contradiction between enhancing the pmsm ' s flux - weakening capability in the electromotor state and reducing the pmsm ' s connatural adjustment ratio in the dynamotor state
本課題的研究工作主要圍繞開發一臺並聯式混合動力電動汽車( phev )用永磁同步電機( pmsm )展開,所作的工作主要包括以下幾個部分:首先,確立了phev用pmsm電動機運行狀態時的電流控制策略,針對pmsm在電動機運行狀態時提高弱磁擴速能力和在發電機運行狀態時減小固有電壓調整率的相互矛盾,提出了初步的解決方法。The torpedo control system structure based on field bus technology has also been studied in this dissertation. presently, ccs is still widely used in the torpedo and there are many problems holdback the development of the torpedo control system, such as emi. by the introduction of the conception of " open bus system " to the torpedo control system, the performance of system can be improved greatly
本文還研究了基於現場總線技術的魚雷制導系統結構,目前魚雷控制和自導系統仍然主要採用集中式控制結構,存在諸多困擾魚雷控制系統發展的問題(如電磁干擾等) ,在魚雷制導系統中引入開放式總線系統概念(即將現場總線引入魚雷制導系統中) ,可以極大地提高魚雷控制系統的性能,解決原先存在的許多問題。This paper addresses how to introduce the corba techologies into the tmn, meanwhile, it also addresses the possible applicatioin of corba in tmn. finally, this paper also introduces the detail design of how to apply a corba middleware tao into alcatel ' s forth generatioin project, using corba as the network management interface between the qaf and nef, the functions in tmn. this paper especially pays attention to the detail design of the netowrk management ' s softweare framework, managed object class and notifciation management, try to find a more elegant design pattern in network management development
隨著電信網路技術的不斷發展,各種新業務的日新月異,傳統的基於osi協議棧的電信管理網tmn在開放性,分散式,互操作性和實現的復雜程度上都日漸不能滿足需求,為了解決這樣的問題,國際電信聯盟itu - t將corba技術引入電信管理網中,本文就如何在tmn電信管理網中引入corba技術,引入后的實際設計問題,以及corba技術在tmn中可能的應用做了一定程度的探討,並結合alcatel4g網管子項目介紹了如何將基於corba的中間件tao ,應用在網元層網管系統中,作為q介面適配層qaf和網元功能層nef的標準管理介面。Along with the growth of the building industry for lease, the progress of the mechanical equipment management is not the same with it. the traditional methods - keeping business records manually, lease ( giving back ) records, calculating rent charge sum, counting rent things, ca n ' t meet the needs of the develop of business. the general headquarters of the company can only exchange information with their branches through telephone, fax or post
隨著建築租賃業的發展,其機械設備管理並沒有得到同步發展,傳統的方法? ?採用手工記帳、出租(歸還)登記、計算租費金額以及統計出租情況,已完全不能滿足企業業務發展的需要,加之公司總部同地處異地的分公司信息交流只能通過電話、傳真或郵寄等方式進行,無法及時準確地了解分公司的業務情況,有的建築設備租賃公司已開始使用設備管理軟體,但也只是剛剛起步,還存在許多問題。In the course of western development, it must have a lot of fund to exploit water and electricity, oil coalfield, colour metal, to build basic establishment. but the fund is very short, because the western area is located in a bad geographical place, and it is bchindhandly developed in history. so the western area is in the financial state of bottle - neck
在西部大開發過程中,水電、油氣、煤炭、有色金屬等資源的開發以及基礎設施的建設,需要大量的建設資金,但由於西部地區所處的地理位置以及歷史發展等多方面的原因,所需資金嚴重不足,形成了金融的「瓶頸」制約狀況;為了有效地解決資金的供需矛盾,本文提出採用項目融資的方式解決這一問題。Numerical simulation for 3 dimensional geologic bodies with different electric property parameters, which is conducted under the way of central loop tem, is the theoretical foundation for understanding its electromagnetic response characters and developing new interpreting methods
摘要不同電性參數的三維地質體在中心回線瞬變電磁觀測方式下的數值模擬是認識其電磁響應特徵規律並進而開發新解釋方法的理論基礎。The paper gives the evidences for making use of auto - reclose technology in ineffectively grounded systems from its importance, feasibility and validity. to develop the single - chip microcomputer of the device, the paper does a lot of work of design hardware and software include using soft timer with task - plan solving the whole arrangement of the process
在選線裝置的實現方式上,本文提出了基於單片機方式的硬體電路的開發方案和軟體系統設計方案,嘗試了使用80c196kb的三個軟體定時器中斷結合任務型設計方法解決程序流程的問題。The facilities offered by universities and clinics, as described above, as well as telephone advice lines ( e. g. the " women ' s hotline " run by independent groups ) and the opening of the first private psychotherapy practices, are possible responses to these social changes
除外不同省市及團體之間的差別,許多人在尋求相互間能討論自己、討論關系沖突與神經癥性解決方式的鍥機,如前所述,由不同的醫療單位提供的機構及一些電話熱線(如個別團體創建的婦女熱線)以及開始出現的私人性心理治療診所均因這些社會改變應運而生。Energy conservation and and reformation of power plants " heat installation affect a lot on the efficient performance of opertion of power plant. pump and fan take a large proportion in power plant and resume much electric energy. so there is much energy conservation pationlity in them. and we should have strong tools and theories " support to reform them. we can combine the theory modeling and engineering design manufacture by the bussiness software such as fluent. in order to take full advantage of the powerful function of fluent and increase absolutely its conveniece and interaction, we should develop fluent secondly. this paper puts the idea firstly demostricly to substitute the performance test of pump and fan to get the integrative system of the optimization and computer aid design, and so we can increase greatly of the efficiecy and quality of the facility reformation. the main idea about the secondary development of fluent in this paper is based on the secondary development of gambit, the modeling and meshing s oftware of fluent, and simplify the modeling and meshing of gambit. meanwile, the data management base on web browser kind is adopted for the convenience of optimization and parameterization, and the journal files createdly recently can get new medeling and meshing files that can be used by fluent. so the designer can focus on the computer scheme and the result analysis without care the fussy designing and optimiziation. so we can increase greatly the optimization efficiency
泵與風機在電廠中占較大數量比例,且消耗大量電能,節能潛力巨大,對其改造需要強有力的工具和理論支持,用商用cfd軟體如fluent可實現泵與風機改造中的理論模擬與工程設計製造間的結合。為了充分發揮fluent的強大功能,又能最大程度地提高其方便性與交戶性,應對其進行二次開發。本課題在國內首先提出對fluent進行二次開發,替代泵與風機性能試驗,形成一體化的優化、輔助製造系統,可大大提高設備改造的效率與質量,其主要思想是基於fluent的cad構體軟體gambit進行二次開發,簡化了泵的構體過程,同時,為了優化及參數化方便,採用基於webbrowser的數據管理方式,生成新的記錄文件同時產生新的fluent計算能識別的圖形網格文件,這樣就將設計優化者從繁瑣的圖形設計及優化中解脫出來,專注于對計算方案的確定及計算結果的分析,極大地提高了設計優化的效率。On the base of the explanation of the system and exhaust about the fieldbus technology and the concept and principle of fieldbus control system ( fcs ), i combine the tendency of the development of the thermal automation technology in power plant, use the prevalence of the fieldbus adequately, and bring up the designing thought and scheme about the application of foundation fieldbus and expert system and fieldbus equipment management in the system of the auxiliary control in the power plant, in order to make the production and running of the power plant more convenient, more safe, more economical and more dependable
本文旨在對現場總線技術在火電廠生產過程式控制制中的開發與應用進行積極的嘗試和有益的探索,在系統解釋、闡述現場總線技術及fcs的概念與原理的基礎上,結合火電廠熱工自動化技術的發展趨勢,充分發揮現場總線的優勢,提出將基金會現場總線技術、專家系統和現場總線設備管理應用於電廠輔助控制系統中的設計思路和設計方案,從而使電廠生產運行更方便、安全、經濟、可靠。Then in this paper i develop a principle and subordinate dimmer depending on the lighting products made in national. also, it provides the new design scheme combining the eib ' s dimming driver with the national principle and subordinate dimmer, which can reduce the average costs but guarantee the opening, compatibility and standard criterion of eib. the scheme solves the problem - expensive price and spread the eib ' s small system and independent system ' s integrate pattern when we extend the eib
研究分析了eib的電氣安裝配線技術;借鑒松下照明產品,研製開發了主從式數字調光器;創新的提出了eib調光驅動器+松下主從調光器的設計方案,在保證eib協議的開放性、兼容性和標準規范的同時,降低了節點平均成本,合理的解決了eib推廣過程中遇到的最大難題? ?價格過于昂貴,拓展了eib在小系統和獨立子系統中的集成模式。At present, the chinese main electric power design institutes have no own market competition strategy and its implementation program. discussing this problem, this paper proposes the following new ideas : it proposes in a systematic way that technological enterprise like swepdi should choose strategy of market penetration and internationalization, and the market development, cost leading and extending business scope is the way to carry out
通過該課題的研究,本論文主要在如下幾方面提出了新的見解: ( 1 )系統化地提出了西南電力設計院應以市場滲透戰略和國際化為核心戰略,以市場開發、成本領先、剝離與集中多元化等為表現形式,使戰略目標更具體化,更具操作性。The australian department of industry, tourism and resources is using adobe software to deliver, transact, and capture information between australian businesses and government
為了創建一個一站式的在線政府展示, cham district administrative office和livingdata開發了一套基於adobe intelligent document platform的電子表單解決方案。Based on the relations of wear particles, wear faults and wear mode, main characteristics of wear particles size, origin, shape and granularity are analyzed. on the view of strategies and functions of monitoring, an on - line oil monitoring system is designed and key technologies for development of monitoring system are presented. the inductance and optic - fiber transducer based laboratory are designed and tested
論文基於磨損顆粒、磨損故障與磨損形式的關系,分析了磨損顆粒的尺寸、來源、形狀和粒度等基本特徵,並從監測策略和功能分析的角度設計了在線油液監測系統,提出了開發中必須解決的關鍵技術,研製了電感和光纖組合測量傳感器。Network platform of task - based for teaching model has been developed at action research, on this platform, under sense of self - efficacy theory, television production and education communication theory and educational psychology theory of the emotion, the teacher and learner carry on two - way communications, offered the task by teacher, the learner studies and submits the works done well under the drive of the task, then teacher appraise works, explain works and record what the teacher explain to works, use multimedia integrated tool to be multimedia answer questions courseware and been hung in network to offer learner to study whenever and wherever
行動研究階段中針對教學模式開發了一個基於任務驅動的網路平臺,在此平臺上,在自我效能感理論、電視製作與教育傳播理論和情感教育心理學理論的指導下,教師和學習者進行雙向交互,由教師提供任務,學習者在任務的驅動下學習並上交做好的作品,然後教師評價作品,並針對作品有的放失地給予講解並把講解內容錄制下來,通過流媒體集成工具做成流媒體答疑課件掛在網上供學習者隨時隨地反復學習。Considering chance constrained programming is a well developed stochastic optimization method which can describe risk in an explicit manner, with the premised market trading protocols, a chance constrained programming based model for describing the optimal bidding strategies of distribution companies in a pool co - type transmission and distribution separated electricity market is presented, and solved by genetic algorithm
鑒于機會約束規劃作為一類快速發展的隨機優化方法能以顯式的形式刻畫風險,針對以聯營體為基礎的輸配分開電力市場,在假設的市場交易規則基礎上,構造了在現貸市場中基於機會約束規劃的供電公司最優報價策略模型,並採用遺傳演算法求解。High resolution digital smps becomes the hotspot in the power supply field. more and more attention has beed payed to how to realize high resolution digital smps, and it has already taken a long step develop. improving the resolution of digital smps by new techniques becomes a forever topic. under the learning of the status and develping trend of smps, considering the practical requirement of task, a control system of smps implemented by microcontroller with high resolution, high speed, high integration is carried out. by combining the embedded system and power electronics, it is discussed that a high resolution smps ’ s output voltage with 0. 01 % resolution pwm wave output, in the basis of microcontroller, and the pwm wave double modulation arithmetic
不斷用新技術手段實現數字開關電源的高精度是一個永恆的話題。經過了解國內外開關電源的發展現狀和發展趨勢,結合實際課題的要求,提出了使用高精度、高速度、高集成度的微控制器組成開關電源的控制系統。討論了將嵌入式系統與電力電子結合,在微控制器硬體基礎上通過軟體pwm波雙調制演算法輸出高精度pwm波,實現開關電源輸出電壓的萬分之一精度的方法。Engineering drawing has always been labeled as a practical subject. a combination of geometrical, building. mechanical and electrical drawing, it relates between theory and the picture of reality. engineering drawing will provide an accurate and complete ptcture for every object tn terms of shapes and sizes. usually, it is taught using the face - to - face teaching mode even in an odl environment. due to its nature, some students may find difficulty in imagining and interpreting the drawings. however, the availability of sophisticated technology provides the opportunity for the learning of engineering drawing to be enhanced via online. a web - based system for teaching and learning engineering drawing was developed based on a constructivism model. the web - based system is tailored for several topics of engineering drawing such as orthographic projection, sectional view, isometric and oblique drawing at the secondary level. the learning strategy consists of multiple phases beginning with introduction, concept learning, engineering drawing method, application and exercises. during introduction, students will be exposed to an overview of the topic followed by learning of specific concepts. the system provides a learning environment that allows engineering students to view objects from different angles, such as third angle projection and first angle projection as well as views of plans, side and front elevations. after learning about the concepts, students wilt be guided through the various steps in drawing methods for each topic via animations and simulations. learners are able to view any section repeatedly. examples of real application of engineering drawings were also given using graphic, animations and video. to evaluate students understanding, exercises were given at the end of each session
工程制圖一直被認為是一門實踐性學科,其整合了幾何學、建築、力學、電子制圖等,從而將理論與現實圖像聯系起來,工程制圖能為每個不同形狀、尺寸的物體提供精確的、完整的圖像.通常,即使在開放與遠程教育環境中,工程制圖的教學也是通過面對面的教學模式來進行的.由於其特殊性,一些學習者可能難以想象並解釋這些圖像.然而,尖端的技術使得可以通過在線的方式加強工程制圖的學習.研究者基於建構主義模式開發了一個面向工程制圖教學和學習的網路系統.該系統適用於幾種工程制圖,例如展開圖、刻面圖、等角圖和斜角圖.學習過程包括導論、概念學習、工程制圖方法,以及應用與練習等階段.在導論階段,系統為學習者提供了專題簡介,然後是概念學習階段.系統所提供的學習環境允許工程專業的學生從三維透視、一維透視、平面圖、側立面、正立面等不同角度來觀察物體.經過概念學習階段后,系統將引導學生通過動畫和模擬學習每個專題中制圖方法的不同步驟,學習者也能重復觀察任何剖面.另外,還通過圖像、動畫和視頻等方式展示真實的工程制圖應用案例.最後,為了評價學生的理解能力,在每部分內容後面都附有相關的練習分享友人