短期發電機 的英文怎麼說
中文拼音 [duǎnqīfādiànjī]
短期發電機
英文
short time generator-
This paper demonstrates the fundamental principle systematically, including the design process of a halbach motor. in order to make the design more easier and reduce the designing period, cad is applied to the motor design : the concise matlab language, to some extend, reduces the workload in electromagnetism design ; the mathematic modeling and collating programs compiled by apdl language in ansys substantiate the precision of the electromagnetism design
為了減少電機設計的工作量和縮短電機開發的周期，本課題對halbach電機採用計算機輔助設計：簡潔的matlab語言在一定程度上減少了halbach電機電磁設計的工作量，縮短了電機開發的周期；利用ansys自帶的apdl語言編寫的halbach電機建模與校核程序保證了電磁設計的準確性。Rapid prototyping technology changed the traditional pattern of product design, which could offer product sample for the designer, reduced design cycle and quicken the schedule of new product design, and it gave the decision - makers visual feeling. ; rp technology provided kinds of molds including resin - boncled mold laminate mold, investment mold and lost foam casting mold and so on for sand casting investment casting and cavityless casting, it could also use direct shell production casting to make pattern dies metal dies die - casting dies injection dies directly, and it could even produce casting products in small scales. the applications of fdm technology in plaster precision casting and the rapid casting technology based on sls technology were introduced, the organic combination between rapid prototyping tecnnology and foundry process, which initiated a new period of rapid manufacturing metal parts, by using advanced new technology alternated traditional foundry industry to make it looked brand - new, thus, the competition of foundry industry would be improved ; rapid prototyping technology offered a rapid economical feasible technical method, common processes of using rapid prototyping technology to produce dies were discussed, in the paper it explored that. the problem of combining rapid prototyping technology with electric arc metal - spraying technology to make metal dies and technics in dies manufacturing of combining rapid prototyping technology with precision casting, rapid tooling based on rapid prototyping, integrated advanced new technology and tradition technology of rapid prototyping manufacture, each superiority were exerted, rapid prototyping technology had been an efficiency measure to rapid update products and develop new product, and to middle -
快速成型技術改變了傳統的產品開發模式，可以為設計者提供產品樣件，縮短設計周期，加快新產品的開發進度，為決策者提供直觀性；快速成型技術迅速提供砂型鑄造、熔模鑄造、實型鑄造用的各種模樣，包括樹脂模、層壓模、熔模和消失模等，還可採用直接制殼鑄造法直接製造熔模鑄造用的壓型、金屬型、壓鑄型、注塑模，甚至直接製造小批量鑄件，介紹了熔積成型技術在石膏型精密鑄造上的應用和基於選擇性激光燒結技術的快速鑄造技術，快速成型技術與鑄造工藝的有機結合，開創了快速製造金屬零件的新階段，對用高新技術改造傳統的鑄造工業，使其面貌煥然一新，增強鑄造行業的競爭能力；快速成型技術為母模的製造提供了一條快速、經濟、可行的技術途徑，討論了利用快速成型技術製造模具的一般工藝方法，探討了將快速成型技術與金屬電弧噴鍍技術結合起來快速製造金屬模具問題，以及快速成型技術與精密鑄造技術相結合的模具製造工藝，基於快速成型製造的快速模具技術，集成了快速成型製造高新技術和傳統技術，發揮各自優勢，已成為產品快速更新換代和新產品開發及中、小批量生產的有效手段之一。Second, this paper analyzes the relation of reactive support service with voltage, power limit curve, transaction amounts. according to the power limit curve, this paper analyzes the source of the reactive cost to get an interzone cost function. using marginal cost theory, it concludes that the reactive spot price is the derivative of the cost function in generator buses
另外，本文還從發電機角度上分析了無功服務與電壓、功率限制曲線、發電機向負荷傳輸電能大小的關系；根據功率限制曲線對發電機無功成本的來源進行詳盡剖析，從理論上確定一個分區間的成本函數；並依據短期邊際成本理論可推出，計算發電機節點的電價可採用無功成本函數的偏導數的方法。It is very difficult for an absolutely independent industrial enterprise to accomplish this project. the aviation enterprises need to strengthen the wide cooperation with the other enterprises including metallurgy, chemical industry, electronics and information technology and establish supply - demand system in order to reduce the period of design and production, reduce the cost and investment risk so as to obtain more market shares and improve the competitiveness of enterprises. this paper studies the latest results of supplier quality assurance and manufacturing capability evaluation and control of aviation enterprises from both home and abroad
飛機製造工業是一個國家綜合國力和工業發展水平的體現，是一種資本、技術、知識密集為一體的戰略產業，是一個復雜的系統工程，一個完全獨立的工業企業是很難完成這一工程，為了縮短設計、生產製造周期，降低成本，降低投資風險，獲得更多市場，提高企業的競爭力，航空企業需要和冶金、化工、電子、信息等企業加強廣泛合作，建立供需體系。And matrix equations calculating the responses of coupled vibrations are deduced. a set of software analyzing coupled vibrations is developed. the responses of flexural vibration, torsional vibration and torsional torque are analyzed under some fault cases, including mass escaping of low - pressure and generator rotors
利用該軟體，分析了低壓缸和發電機轉子發生質量飛脫事故，發電機出口端發生三相、兩相短路故障，發電機非同期並網故障以及電網三相短路重合閘故障時，機組軸系的彎振、扭振及扭矩響應情況。With help of the programmability of fpga, a designer can easily use eda to program and download the fpga, and then make the real test and function checking on the test module, saving the long time needed for pcb board design and fabrication. this module is designed as single width 6u vme module, consisting mainly three parts : interfacing with vme bus, input and output and fpga which contains function circuit
利用可編程邏輯電路fpga可以對電路重復編程的特性，設計者只要利用專用計算機開發工具對fpga進行重復編程，把電路功能下載于該插件，而不需重做硬體開發便可以獲得具有不同邏輯功能的插件，並對電路進行實際地功能測試，因而節省了許多的設計環節，縮短設計和調試的周期。Aimed at the short time run of the generator, multi - channel and high precision in aircraft test on ground, based on the idea of multi - channel long time record at locale, then playback and analysis, an aircraft electric multi - channel test system based on vxibus is designed, it is proved to have convenience and high test - precision, and well fulfills the need of multicenter test at locale and implements that multilcenter data can be playback and analysed
摘要針對目前飛機地面電氣測試中發電機開機時間短、測試通道多、並且要求測試精度高的要求，按照現場長時間多通道記錄，後期回放處理的設計思路，設計了一種基於vxi總線技術的飛機電氣多通道測試系統，實踐證明該系統使用靈活，測試精度高，很好滿足了現場實驗多通道數據同時測量的要求，並實現了對多個通道數據後期回放及分析處理。On one hand, because of the influence of economical globalization, electronic commercial affairs and china ' s entering wto, the development of chinese retail business is facing unprecedented challenges and opportunities ; on the other hand, chinese retail business finished the changes of retail business ' s formation in a short time that the western countries have been conducting from the latter half of 19th century. but there are still many aspects demanding prompt perfection in theory research and practical operation, especially in the inquiry about the developing mode and strategically choice of chinese retail business
中國零售業的發展，一方面由於受到經濟全球化，電子商務和中國加入wto等影響，面臨著前所未有的挑戰和機遇；另一方面，中國零售業在較短時間里完成了西方19世紀後半期以來零售業態的變化，在理論研究和實際操作中還有許多亟待完善的地方，特別是對中國零售業發展模式和戰略選擇的探討，主要是從業人員在實踐中「摸著石頭過河」 ，理論探討上存在嚴重不足。Research made in this thesis is the primary but important step in developing the actual controller, but the key point is the bringing forward and the experience on a new methodology, thus can support the future work with theory and software. by doing this, we can understand and master the design steps, preselect and optimize the controller ' s parameters, shorten the developing time, so will absolutely has great positive effects on the diesel engine electronic control engineering
本文的研究是開發實用的柴油機控制器的前期工作，更重要的是提出和實踐了一種較為先進的設計思路，可為后續的研究提供軟體和理論的支持及方法論的指導，從而進一步認識和掌握發動機控制器的設計步驟，方便地進行控制器參數的優化，縮短其開發周期，也必然對柴油機電控技術的發展起到積極的作用。Adopt the ds18b20 ' s figure temperature sensor, take the online measure to the key eq uipment of the system ; as to the video signal in the monitoring system, since the fact that video wire is tiny, and the connector is great, especially to those relative and removable video signal, the video wire is easy to break down, such as short circuit and so on, along with the video device is over a long period of time being in the circular telegram running state, also easily running into trouble, hence, valid means to be take adopt to the video signal
本故障分析儀採用了ds18b20數字溫度傳感器，對關鍵設備的機溫進行實時在線監測；對于監控系統中的視頻信號，由於其線路長、線徑細、轉接頭較多，尤其是那些可旋轉、移動的視頻信號，易發生視頻線斷線、短路等情況，再加上視頻設備是長期處于通電運行狀態，也易發生故障情況。因此應採用有效的方式對視頻信號進行監控。The central taiwan precision machinery r d community program targets the establishment of an innovation and r d community for precision working machines, precision moulds, and nano bio machinery as well as the related knowledge service system. its short - range goal is to build and support the development of emerging 3c and optoelectronic sectors by meeting their equipment needs. its mid - and long - range goal is to provide technical and equipment support for the development of nano bio machinery so as to build precision machinery manufacturing capacity for emerging industries
此計畫以推動精密工作機械精密模具與奈米及生物機械創新研發社群及創新研發社群知識服務體系為導向，短期目標為創造及支援新興的及光電產業的發展，提供其設備需求中長期則針對奈米與生物機械的發展，提供其技術與設備的技術支援，以建立新興產業之精密機械製造能量。According to the structure characteristics and motion rules of the new type nursing robot, the close loop control system of this new type nursing robot is designed and made with the virtual instrument developing software labwindows / cvi, mcu, piezoelectric ultrasonic motor and high precision optical incremental encoder, which can make the robot reset and rotate by the predefined tracks. at the same time, in order to make the nursing robots used more widely where intensity, precision and price are not high, another control system is designed with the step motor, virtual instrument developing software labwindows / cvi, multi - function daq card pci1711, linear power amplifier. in order to use the nursing robots in acupuncture therapy, a simple finger is designed
在對其結構特點和運動規律分析的基礎上，本文以虛擬儀器編程語言labwindows / cvi為軟體開發工具，以單片機為控制核心，以超聲電機為驅動元件，以高精度光電編碼器作為速度和角位移檢測裝置，實現了機械臂的復位以及預定軌跡的閉環控制系統的開發;同時為適應一些強度不大、精度要求不高的應用場合，也為降低成本，簡化控制裝置，推動新型護理機械臂短期內應用推廣的需要，以目前應用較為廣泛、控制技術較為成熟的步進電機為驅動元件，用labwindows / cvi開發環境、 pci1711數據採集卡以及線性功率放大器開發了一套控制系統，實現了手臂的復位、勻速運動以及預定軌跡的控制系統;為推廣護理機器人在針灸理療中應用，設計了簡單的手指機構並利用labwindows / cvi開發環境，以及智能材料驅動器? ?層疊式壓電驅動器，進行了手指的抓取以及對驅動對象的轉動控制。In this section, the main content is about the transducer and the low - pass filter. the simulation program of wave filter circuit and the stability of wave filter and analogue signal pspice analysis are integrated in chief. these are constituted as a circulatory feedback mode, so that it speeds the process of establishing electric circuit parameters
尤其在低通有源濾波器的分析與設計這部分內容中，將濾波器電路的程序模擬、濾波器穩定性分析和pspice分析設計有機的結合起來，組成了一個循環反饋的分析模式，加快了電路參數的確定過程，縮短了產品的研發周期。In order to test program, i made crosstalk simu1ation uflder the psdsoft express ws1 inc. the program cap be down1oad from flashlink, thuse1iminates on board f1ash. using um9008 as ethernet contro11er, designed system is a high1y integrared design that provides a11 media1 access contro1 and encode - - decode functions in accordance with the ieee 802. 3 standard
在設計中採用了wst公司的工具軟體psdsoftexpress和flashlink ~ （ tm ） jtag電纜對整個晶元進行配置編程，由此提高了電路設計的工作效率，縮短了開發周期，降低了設計成本，提高了整機性能，而且使系統隨時都可以根據所需情形實施現場更新。分享友人