自勵發電機 的英文怎麼說
中文拼音 [zìlìfādiànjī]
自勵發電機
英文
exciterless generator-
Next, in order to comprehand the electromagnetic characteristics and the dynamic characteristics of the new type of magnetic micromotors, the dissertation applied the concept of the magnetic scarlar potential of the irrotational magnetic fields and set up the mathmatic model for the inner magnetic field of the new type of motors from the basic equations and the boundary conditions of the motor magnetic field. oh the basis of the mathmatic model, the dissertation analized the various qualities of the magnetic field of the air gap between the rotor and the stator and gave a detailed calculation of the air gap ' s magnetic potential, magnetic field intensity, magnetic induction, the shape of the magnetic scarlar potential level surface, the distribution of the magnetic circuit, the magnetic induction the self - inductance and the mutual inductance of the coils
其次，為全面了解這種新型電磁電機的電磁特性和動力特性，本文從電機磁場的基本方程及其邊界條件出發，應用無旋磁場的標量磁位概念，建立了端面搖擺式電磁微電機內部磁場的數學模型，並以此為基礎，詳細分析了電機氣隙磁場的各方面性質，對氣隙磁場的磁標位、磁場強度、磁感應強度、等磁位面形狀、電機工作磁路的分佈、電機的工作磁通量以及激勵繞組的自感和相互之間的互感進行了詳細的分析計算。In order to eliminate the influences caused by temperature, electrode - polarization and autoeciousness - capacitance, the traditional instrument has added complicated circuits so that it cause such shortcomings as big error, time - retardation and a relatively small scope. through the problems caused by 2 - probe electrode and ac current source, a new measuring circuit based on the excitation of bi - directional voltage pulse and the sensor of 4 - probe electrode is proposed, using single - chip to achieve auto - temperature compensation
作者在參閱國內外大量相關參考文獻的基礎上，從電導測試技術的原理性研究出發，分析了採用交流激勵源、兩電導電極為傳感器的傳統電導測試系統所面臨的種種問題，提出並研製了一種基於雙極性脈沖電壓激勵、以四電導電極為探頭、運用單片機進行溫度自動補償的新型電導率測量系統。This thesis comes from the technological innovation project 2002 in xi ' an. the research is focused on the adaptive hybrid excitation synchronous generator system with constant output voltage. in order to keep the output voltage constant, the adaptive control is introduced in the digital voltage regulator of the generator system
本課題來源於2002年西安市重大技術創新工程計劃?自適應復合勵磁恆壓同步發電機系統的研究，通過採用數字電壓調節器對復合勵磁同步發電機的自適應控制，實現發電機的恆壓發電輸出。In practical studies, finally, a hybrid active power filter based on the digital signal processor ( dsp ) and intelligent power module ( ipm ) was set up, including a cycloconverter acem. based on the experimental set - up, plenty of experimental studies were conducted. the experimental results demonstrate that the self - adaptive technique, the topology of series connected hybrid power filter and the corresponding significant technologies described above are feasible and practical
最後，實際研製了一套以dsp （高速數字信號處理器）和ipm （智能功率模塊）為核心的小功率混合型有源濾波裝置，在交交變頻acem實驗平臺上進行了全面的實驗研究，充分驗證了本文所提出的自適應同步相關濾波技術、優化混合型濾波器拓撲結構和有關的關鍵性技術的正確性和實用性，從而從理論到實踐全方位、成功地實現了對交流勵磁發電機輸出電力諧波抑制的研究。In the dissertation, a novel hybrid excitation constant voltage synchronous generator is adopted to improve the system performance, which takes the advantages of both electrical excitation and permanent magnet machines. a parted configuration is presented in order to design the structure of the generator. the adaptive digital adjustment is settled in principle using the single chip microcomputer 80c31 as the control core of the voltage regulator and adopting the proportion - integral - differential control as the control arithmetic, then a sample is made
論文對同步發電機的工作原理、性能特點、電機本體以及電壓調節器的硬體和軟體設計進行了研究，針對稀土永磁同步發電機變載、變轉速情況下輸出電壓不可調的不足之處，採用一種新穎的電機型式? ?自適應復合勵磁恆壓同步發電機，綜合了永磁發電機和電勵磁發電機的優點，提出一種磁路分開的結構進行電機本體的設計，並選用單片機80c31作為電壓調節器的控制核心，比例?積分?微分控制（ pid ）作為其控制演算法，從原理上較好地解決了其電壓的自動數字調節，並試制了一臺樣機。In order to play the whole advantage of supply chain, realize the information sharing, supplement with each other ' s advantages, reach a result of two - wins and set up a steady and healthy cooperative partner and strategic alliance relation, this paper proposes to choice the supplier by combining the actual situation of kunlun machine factory according to the supplier ' s choice standard and method, and then sets up a supplier evaluated indexes system of kunlun machine factory. with the example of the purchase of carbon - forms steel in hai - 2000 productions, the fuzzy - evaluation method is applied in evaluate three supplier of kunlun machine factory, and on the basis of it the encourage measures of different kinds of suppliers is studied. the paper also analyses the influence of e - business to enterprises material purchased and probes into the material purchase strategies under the environment of e - business ; finally, a supply chain integrated performance evaluate index system is designed according to the analyses of supply chain management theory, and two methods of self - evaluated and pole - evaluated are adopted in evaluate the supply chain purchase integrated performance of kunlun machine factory
論文在對采購管理和供應鏈管理理論綜述的基礎上，根據昆侖機械廠采購管理現狀和軍品采購的特點，分析了昆侖機械廠物資采購中存在的問題，研究了昆侖機械廠物資分類采購的策略；為了發揮供應鏈的整體優勢，實現信息共享，優勢互補，達到雙贏效果，建立穩定健康的戰略合作夥伴，按照供應商的選擇標準和方法，結合昆侖機械廠實際對供應商進行選擇，並建立了昆侖機械廠供應商綜合評價的指標體系；以昆侖機械廠的海2000產品中的碳結鋼物資采購為例，運用模糊綜合評價方法對該廠的三家供應商進行了綜合評價，在此基礎上，研究了不同類型的物資供應商的激勵措施；論文分析了電子商務對企業物資采購的影響，探討了昆侖機械廠電子商務環境下的物資采購策略；根據供應鏈管理理論構建了昆侖機械廠物資采購供應鏈，設計了昆侖機械廠供應鏈采購整體績效評價的指標，採用自我評價和標桿評價方法對昆侖機械廠供應鏈采購整體績效進行了評價。Specification for potential source static exciter systems for large turbine generators
大型汽輪發電機自並勵靜止勵磁系統.技術條件The model of fujian power grid and models of generators, excitation systems, governor systems and loads are established, the tested excitation system models of large hydro and thermal units, the model of wind turbine are established as well in this paper with pss / e, a new software imported from pti of u. s. a. recently. some key points are proposed on data convertion from psasp and bpa to pss / e. the transient and dynamic characteristics between separate excitation system and transformer - fed excitation ( self excitation ) system are compared with pss / e
本文完成了pss e的福建省電力系統的基本框架以及發電機、勵磁系統、調速系統、負荷的數學模型和參數，實現了大型水、火電廠發電機組勵磁系統實測模型和風電機組的pss e建模，提出了pss e與bpa 、 psasp數據互轉的部分要點，比較了福建電力系統現有大型水、火電廠發電機組它勵與自並勵勵磁方式的動態和暫態性能的差別。Abstract : based on the analysis of the physical structure, operati ng principle and dynamic characteristics of the power unit of an excitation cont rol system, a model of this power unit is firstly established with bond graph app roach. the operation of this unit in both normal and abnormal conditions is simul ated on the platform of matlab with simulink. this simulation results have compar ed with the real operation behaviors
文摘:在對同步發電機自並勵系統功率單元的物理結構、工作原理及動態特性進行分析的基礎上，建立了勵磁功率單元分散式物理圖網模型，並在matlab的simulink平臺上對勵磁功率單元正常和幾種故障情況下的工作進行了模擬研究，並與實際工作情況進行了比較Therefore, the stable operational region of generators is discussed along with the analysis on relationship between under - excitation operation and loss of excitation / synchronism, end temperature rise of stator - core, and automatic excitation regulators etc
針對這種情況，對發電機穩定運行區域進行了探討，並對進相運行與失磁失步、進相運行與定子鐵心端部過熱、進相運行與自動勵磁調節器等關系作了分析。According to the experience of under - excitation operati on of the same type units and the suggestion of manufacturers, the generator excitation system was improved to ensure stable function of auto voltage adjusting device during over - excitation and under - excitation operation
根據同型機組進相經驗和廠家意見改進發電機勵磁系統，保證過激、欠激狀態時自動電壓調整裝置運行穩定。The company mainly produces high - tension and low - tension electric equipment, thyristors electrical machinery soft starter, automatic regulating silicon piles etc. it developed the technology with own patent adopting sun shape heat tube radiators with steam and water separated, and developed the integrated power module unit including thyristors and rectifiers with the technology. the products organization is novel, and it conducts heat rapidly and has solved the difficult problems of heat dissipation in generator excitation and exchange power
公司主要生產高低壓成套電器低壓動態無功補償裝置晶閘管電機軟啟動自動調壓硅堆等產品。研製開發出了「日」字形汽水分離式熱管散熱，並利用該技術開發了晶閘管整流管一體化功率組件，結構新穎，傳熱迅速，為發電機勵磁交流調功等領域解決了器件散熱難題，產品的各項性能均處于國內外領先水平。The old excitation setting in an _ kang hydro power plant restricts the development of the microcomputer regulator of speed, microcomputer protection and the computer supervisor and control that has altered, has become a bottleneck in improving the level of automation in power plant
安康水電站原勵磁裝置嚴重製約已實施改造的微機調速、微機保護、計算機監控作用的發揮，已成為進一步提高電廠整體自動化水平的瓶頸。Now the electrical power system is developing the big and gigantic scale dynamo on the base of saving the energy and reducing the wastage, but on the base of protecting environment, from now on the small and the middle water electric power will be developed, so the auto excitation regulator fit for the small electrical power has the great market potentialities
雖然目前電力系統從節能降耗的角度正積極發展大型機組、巨型機組，但從積極發展小型電站和增強環保意識的國策上看，今後小水電、中小型熱電廠將大量發展，因此對高性能的實用於小型機組的自動勵磁調節器具有巨大的市場潛力。Finally, for human resources, each unit has to meet the following three requirements : first of all, human resources should be scientifically evaluated and reasonably arranged in terms of the real need ; then every unit should establish an effective checking mechanism for its staff and gradually perfect its stimulative, rest
電視媒介在整合人力資源時，首先應根據本單位發展的需要，科學的評估，合理的配置人力資源，其次應編制員工績效考核計劃，健全各種激勵、約束和競爭機制，還應根據員工自身特點，為其制定合理的培訓方案，以利於員工的知識更新。Though electric system is developing large - scale machine shop in the view of energy saving and reducing waste, small - scale hydraulic power plant and micromidi thermal - electric plant will largely develop because of the national policy of developing small - scale power plant and strengthening environmental protection idea. therefore, the high performance automatic excitation regulator which is applied in small - scale machine shop will have great market potential
雖然目前電力系統從節能降耗的角度正積極發展大型機組、巨型機組，但從積極發展小型電站和增強環保意識的國策上看，今後小水電、中小型熱電廠將大量發展，因此對高性能的實用於小型機組的自動勵磁調節器具有巨大的市場潛力。" the language in the policy related to conservation of the environment is illuminating " stated eric bohm, ceo. " we encourage voluntary participation " action blue sky campaign, " consult the public on legislating " new law on idling vehicles ", " initiate a study " aged and mechanical services assets, " to achieve the desired impact but also to minimize impact, we may progressively take small, incremental steps to impose charges " polluter pays
毅理先生總結：特區政府在環境保育政策的用語極具啟發性：我們鼓勵自願參與藍天行動就立法諮詢公眾意見停車熄匙的新法例展開研究更換老化機電設備為達到理想效果，同時盡量減輕負影響，我們應以循序漸進的方法徵收排污費污者自付。But to day, china ' s social market economy has been making steady progress and has been consummating itself day by day, china had been more open to the world after it enter the wto ; the natural monopolization of domestic electric power industry has gradually been broken, electric power market booms, electric power diversified - managing companies, which are hypo genetic from the very beginning, has emerged many internal problems such as the indistinct property right., the unscientific section right frame, the invalid incentive system, the low production or service level, and the lack of competitive ability, and so on. if these problems were not solved properly, it will have much negative impact on not only the continuous development of electric power, but also the reform and development of the whole nation ' s electric power industry
但是，隨著我國社會主義市場經濟的進一步發展和完善，中國加入wto帶來國門的進一步打開；全國電力工業經營管理體制的自然壟斷性逐步被打破，電力市場化日趨明顯；電力多種經營企業這個先天發育不足群體，其內部的諸多問題如產權不明晰、股權結構不合理、治理結構不科學、激勵機制失效、產品（服務）檔次低下、缺乏市場競爭力等日漸顯現，這些問題如果不解決好，將不僅嚴重影響電力多種經營企業的持續發展，而且還將嚴重影響全國電力工業的改革和發展。With the characteristics of sensitive reaction and good regulation performance, the microcomputer excitation device is an accessory product with necessary protective measures to ensure that the system is stable and suitable for automatic operation of the unit
微機勵磁裝置是為中、小型水輪發電機配套設備產品，具有反應靈敏，調節性能好的特點，且具備必要的保護措施，保證系統穩定和適宜於機組的自動化運行。Excitation setting is one of the important control devices for hydraulic turbine generator unit. its performance is a key factor which impact directly on the safety and stability running of the unit itself and power system
勵磁裝置是水輪發電機組的重要控制設備之一，其性能的優劣直接關繫到機組自身和電力系統的安全穩定運行。分享友人