電子整流作用 的英文怎麼說
中文拼音 [diànzizhěngliúzuòyòng]
電子整流作用
英文
electronic valve action- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 子 : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
- 整 : Ⅰ形容詞1 (全部在內; 完整) whole; all; complete 2 (整齊) neat; tidy; orderly Ⅱ動詞1 (整理; 整...
- 流 : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
- 用 : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
- 電子 : [物理學] [電學] electron
-
Voltage segment network constituted by electron switch of bta and controlled by single chip microcomputer constitutes a new fast electronic regulator. for bta cross zero touch off, sine wave which is exported is integrity. a new way to generate stable ac current is found with feed back control system by single chip microcomputer. so a new high power ac current regulator is developed
採用單片機控制雙向可控硅作為電子開關所組成的電壓分節網路,組成新穎快速的電子調壓器;由於雙向可控硅過零觸發,所以其輸出是不失真的完整正弦波;再用單片機組成反饋控制系統,從而找到了交流穩流的新方法,研製出一個大功率交流穩流電源Abstract : voltage segment network constituted by electron switch of bta and controlled by single chip microcomputer constitutes a new fast electronic regulator. for bta cross zero touch off, sine wave which is exported is integrity. a new way to generate stable ac current is found with feed back control system by single chip microcomputer. so a new high power ac current regulator is developed
文摘:採用單片機控制雙向可控硅作為電子開關所組成的電壓分節網路,組成新穎快速的電子調壓器;由於雙向可控硅過零觸發,所以其輸出是不失真的完整正弦波;再用單片機組成反饋控制系統,從而找到了交流穩流的新方法,研製出一個大功率交流穩流電源This thesis elucidates and analyzes the current and prospective competition background including the corresponding reasons, and reveals the rigorous challenge of haec. as for the countermeasure of marketing management, this thesis sets about from illustrating the environment and inner resource of haec, and demonstrates how to create satisfactory circumstance for haec by advanced marketing theory and successful practice, such as ameliorating training and stimulating system of talents, etc. besides, haec should pay more attention to set up strategic league with other organizations or corpora tions in order to create better marketing management environment
同時通過家電企業之間以及家電企業與其它企業或組織之間的戰略聯盟來優化我國家電企業營銷管理的外部環境;在家電企業內部,在塑造優秀營銷團隊的同時、通過以信息技術作為支撐的電子商務戰略,配合建立和完善科學規范的營銷管理流程來提高企業資源的利用效率,優化價值鏈,從而整合企業內部的營銷管理資源,為全面提升我國家電企業營銷管理水平創造積極的條件。Basically learn dc, alternating current way, lighting circuit, distribution circuit, transformer of odd, three - phase, dynamo job principle reachs operation method, the principle maintenance of electromotor of single - phase, three - phase reachs application, low - pressure electric equipment, electric power procrastinates move, electromotor maintains skill, brilliant brake canal can accuse rectification, electrical engineering appearance, the electron controls a technology, circuit of new light source, engine, principle of distribution ark job and installation technology
主要學習直流、交流電路,照明電路,配電電路,單、三相變壓器,發電機工作原理及操作方法,單相、三相電動機的原理維修及應用,低壓電器,電力拖動,電動機維修技巧,晶閘管可控整流,電工儀表,電子控制技術,新光源電路,發動機,配電櫃工作原理及安裝技術等。Working principle : using the low - voltage high - frequency current rtansform from high - tech molectron, conbne traditional energy - channel theory from china, it gets through the energy - channel of body in a breath stimulate bicelectricity of body for therapy, have efficacy of through but indolence it ` s able to adjust metaboilsm, eliminate subhealth, reforning bone, skin etc, fast supply energy for body, at the same time, you can got beauty, health and happiness
工作原理:採用通過尖端電子集成技術轉化的低壓高頻電流,結合中國傳統的經絡理論,瞬間打通人體經絡,激發人體生物進行治療,以達到「通而不痛」的功效,調整代謝,調動潛在的生命能量,消除亞健康,重整經,骨,皮等器官,快速補充人體生命能量,通經活洛,平衡陰陽,增強體內含氧量,調理臟腑,同時美膚修身,以達到身心健康,美好,快樂的境界!The paper analyzes the composition of siemens shaft - generator with rectifier and thyristor inverter and its working principle, and introduces the independent power supply, the operation of the system, automatic adjustment, and the function of synchronous condenser, contributing to upgrade the understanding level and cognitive ability of shipping mechatronics managerial staff
摘要文章分析了西門子帶整流逆變中間環節的軸帶發電系統的組成及工作原理,介紹了單獨向電網供電方式、系統的運行、自動調節以及調相機在系統中的作用,有助於提高船舶機電管理人員對這一系統的理解和認識能力。In simulations, all important phenomena, such as non - neutral sheath widening near cathode, cathode electron emitting, current channel migrating to the load side of the plasma, ion accelerating toward cathode and magnetic insulation of cathode emitting electrons etc, have been observed and depict the internal physics of this device. also presented is the influence of cathode emitted electrons on phenomena in the conduction processes of pegs. the simulation results show, without cathode emitted electrons, rapid magnetic field penetration takes place only in region near the cathode, with cathode emitted electrons, magnetic field penetration takes place in all plasma region
診斷發現了陰極表面非中性鞘層的形成、陰極電子發射、電流通道的漂移、等離子體離子加速以及陰極電子磁隔離等物理現象,揭示了這一斷路器件的物理機制;分析了陰極電子對peos導通過程中的物理現象的影響,模擬結果顯示:忽略陰極電子作用,磁場滲透現象主要出現在陰極表面區域,考慮陰極電子作用,磁場滲透現象出現在整個等離子體區域。The chip can be widely used in mp3 player, pda, digital camera, cells phone and portable products etc. this thesis first introduces the basic theory of switching power supply. the operating theory of this circuit has been demonstrated. the operating principle and simulation analysis about band gap reference, self - biased current source, one shot circuit, hysteresis comparator, and current - limit circuit have been particularly expounded in this thesis
本文首先闡述了開關電源的工作原理,詳細介紹了本電路的整體工作原理,最後重點介紹了自偏置電流源電路、基準源電路、單穩態觸發器電路、峰值電流限制及低電池電壓遲滯比較器的工作原理,並利用eda工具larker ? ams 、 hspice對電路進行了完整的設計和模擬模擬,給出了合理的電路數據,各子模塊電路的電特性參數均達到或優于設計所需指標。D finite element local analysis is done for hv porcelain post insulator by abaqus finite element software. the stress distribution of one - piece structure under dead weight, erection deviation, temperature change, wind load and short - circuited load is analyzed, which provides the scientific basis for security assessment of post insulator
以高壓瓷瓶支柱絕緣子為研究對象,採用abaqus有限元軟體進行三維有限元局部分析,分析了整體結構在自重、安裝偏差、溫度變化、風載以及短路電流載荷作用下的應力分佈,為支柱絕緣子的安全性評定提供了科學的依據。Graded doping is adopted in both sides of the junction ( double graded doping ). this results in a strong ( drift ) electric field throughout the whole active layer. this field will accumulate minority carriers effectively and the whole internal quantum efficiency is increased
漂移場的形成是通過mbe技術,在結的兩側都採用梯度摻雜(即雙梯度摻雜) ,從而在整個有源層都建立起一個強的(漂移)電場,有效地利用載流子在電場作用下的漂移作用收集少數載流子,使得總內量子效率得以提高。In the light of present hotel e - commerce construction status and the macro - environment of china, chapter five proposes a stage - by - stage hotel e - commerce development strategy, after the comparison of the three entry approaches to the hotel e - commerce, it points out that hotels of china should make use of the good opportunity of the national golden tour project, join the tour hotel net positively and build up their own e - commerce. this will not only improve the inside flow and management of hotels, improve the service quality and working efficiency, but also can realize a global marketing and online reservation through the destination marketing system. it will enhance the whole competition level of the chinese hotel industry
第一章導論介紹了本文的研究意義、研究視角和方法;第二章介紹了本文所研究的飯店電子商務的概念與內涵,並對國內外飯店電子商務的發展現狀進行了對比,對制約我國飯店電子商務發展的原因進行了總結;第三章從經濟學的角度,對電子商務的應用價值進行了理論上的提煉;第四章開始將電子商務引入飯店,首先分析了電子商務在飯店企業中的適用性,然後介紹了飯店中電子商務的技術構建,再從管理學角度對飯店應用電子商務所帶來的商業模式變革及其價值進行了詳細闡述;第五章針對目前我國飯店電子商務的建設現狀和宏觀環境,提出了分階段發展飯內容提要店電子商務的戰略,並對三種飯店電子商務介入途徑進行了對比,指出應該借國家金旅工程建設的良好契機,積極加入旅遊飯店網,藉助現有的電子商務平臺,建設飯店電子商務,不但可以改善飯店企業內部流程與經營管理,提高服務質量與工作效率,還可以通過目的地營銷系統,實現全球營銷與在線預訂,增強中國飯店業的整體競爭水平。Based on the dc diffusion model, we build a duplex diffusion layer model which is composed of inner pulse diffusion layer and outer stable diffusion layer. in inner pulse diffusion layer, the concentration of ions fluctuates with frequency of pulse current ; in outer stable diffusion layer, the transport speed of ions is almost stable all the time, the main purpose is to transport the ions from the mass to the pulse diffusion layer
在直流電沉積的擴散理論基礎上,建立了脈沖電沉積的雙擴散層模型,靠近電極為脈沖擴散層,擴散層內金屬離子的濃度隨脈沖電流的頻率而波動;脈沖擴散層外麵包圍著一層穩態擴散層,其中離子的擴散速度在整個過程中基本是穩定的,作用是將主體溶液中的離子不斷向脈沖擴散層中補充。This paper presents a method of test, estimation and predication of some state parameters of the power unit in power and electric equipment, these parameters can be temperature, voltage, current and so on ; when attaining the values of these parameters at the next state, whether the power unit will go into the malfunction or not can be knew, according to the result, some measures can be made ; by controlling the values of correlative parameters, the unit could be maintained in its optimal running status ; so the damage to the power unit can be prevented, the running quality of the driving system can be guarantied, and the optimized control level of the system can be improved
本論文提出了一種利用預測估計的方法,對電力電子設備中的功率器件的某些主要狀態參量(如:溫度、電壓和電流)進行測試、估計並預測,從而得出未來的運行狀態;然後據此判斷該功率器件是否已進入故障范圍,以便提前採取措施,通過對相關參數的調整來保證功率器件始終工作在最佳狀態;這樣,既避免了功率器件損壞的發生,又避免了驅動系統故障狀態的出現,明顯地提高了系統優化控制的水平。About the marketing information management system ' s design and implement, firstly, the paper analyses the presently situation, existed problems, being changed aspects of local province ' s electric power corporations. as for the macro - design of the system, the paper then applies data stream method to put forward the function, database and logical structure design of system, emphasizes software and hardware reality of the global system, at last, does particular design for every sub - system to realize the system function
在營銷管理信息系統的設計和實現過程中,首先分析了目前電力企業營銷狀況,存在的問題和需要改進的方向;然後,對系統進行總體的分析和沒計,採用數據流分析法,提出系統的功能設計,繪制營銷管理系統的功能結構圖表,並詳述各功能模塊的作用;在功能結構提出的基礎上,又進行了系統數據庫設計和邏輯結構設計,並提出整個系統實現的軟硬體條件;總體設計完畢后,又對各子系統進行具體設計;最後實現系統功能。Organic - inorganic nanocomposite, which are the complex of inorganic nanopraticles with organic compound, is a popular study subject in nanoscale composite. the nanocomposite can not only take advantage of several advantage, but also produce new properties. in this thesis, taking account of the problems in electrorheological fluids such as high leakage current, low yield stress and stability, the pan - batio3 nanocomposite with different structure are prepared by in - situ complex technology and modified sol - gel method
根據目前電流變液中出現的問題(如屈服應力不夠高,漏電流密度不夠低,穩定性不夠好等問題) ,基於聚苯胺有較高的熱穩定性,且密度又小,特別是聚苯胺的介電常數和電導率均可按需調整,此外,鈦酸鋇無機納米粒子作為一種無機鐵電體,在電場作用下具有自發極化的能力,一方面可以為體系提供高的介電常數,另一方面又可保證體系的絕緣性能。As a result, in order to analyzing logistics system well and truly, the author use systemic viewpoint and take ec as background to analyze logistics system of corporations so that we can find the best scheme
因此,為了更好地分析和研究企業物流系統,作者運用系統的觀點和思想,以電子商務為背景,站在整體優化的角度來展開分析,從而找到使企業物流系統整體效益最佳的方案。The design and simulation of the circuit, which is designed to drive a power mosfet with a 500v breakdown voltage and maximum ia operation current, is implemented. the circuit can be used as a pre - regulator for electronic ballast. the ic solution also provides a voltage - regulator with the functions such as undervoltage lockout, and overvoltage protection
設計目的是使電路作為電子鎮流器的前端變換器可以驅動耐壓為500v ,最大工作電流為1a的橫向功率mos ,對整流電路的直流輸出電壓進行穩壓,並實現過壓、欠壓保護,提高用電效率,經過理論分析使經校正後的功率因數達到0 . 95以上。That is, showing the static electricity controlling in the design ; eradicating every possible channels of resulting in the static electricity in the production ; safely discharging ; validly moderation and testing the energy of the static electricity in time, the article introduces the method which synthesize applications to connecting to the ground, discharging the power, clamping the voltage and shielding, and assisting with efficient trainings, managements and operation procedure, construct a complete protection to the static electricity which will exclude static electricity, the terror of the current electronics industry out of it
即在設計中體現靜電控制思想、在生產中杜絕一切可能產生靜電的途徑、安全的泄放、有效的中和及實時的靜電檢測,綜合運用接地、泄流、屏蔽和箝位等技術,並輔之以一套行之有效的培訓、管理制度和操作程序,構成一個完整的靜電防護體系,將靜電這個電子工業中的「恐怖分子」拒之門外。Secondly, with swot analysis method, author analyses the decision - making tactic for enterprises to implement tpl ; based on the binary decision - making criterion developed by ballow, author present the essential mode of decision - making on logistics, and analyses several operational management mode of tpl - the specialization and individuation operational mode based on core competitive ability, the conformity mode based on supply chain, virtual business mode based on modem electronic technology, and integrated logistics agent mode. and then, in the view of logistics, author analyses the principle abided by tpl enterprises in the process of reengineering the process of logistic business, analysing and designing the structure of tpl enterprises based on reengineering the process of manufacture and business. further more, author study the design mode of information management system for tpl, comparing and analysing typical information management system for logistics
鑒於此,本文分析了發達國家第三方物流事業的發展及其第三方物流運作管理的經驗,結合中國物流行業的現狀和環境,進行了如下研究:首先,基於第三方物流的基本概念及相關理論與技術方面,提出了關于第三方物流的見解;其次,應用swot分析方法分析了企業實施第三方物流的戰略決策,研究了基於ballow開發的tpl二維決策標準,提出了第三方物流戰略決策基本模式,剖析了幾種第三方物流的運作管理模式,即:基於核心能力的專業化和個性化運作模式、基於供應鏈管理的整合運作模式、基於現代電子信息技術的虛擬經營模式和綜合物流代理模式;然後,從物流的角度,分析了第三方物流企業在物流流程重組的過程中應注重的原則,從而以物流重組生產流程,重組物流業務流程,對第三方物流企業的組織結構進行了分析與設計;進而對第三方物流信息管理系統方案設計模式進行了研究,對當前典型的物流信息系統方案進行了比較與分析。With development of power electronics technology and advancement of heavy - current silicon rectifier assembly ' s application technology - mainly been used in electrolysis power supply of electrochemistry industry, some new demands have been put forward for design and manufacture of heavy - current silicon rectifier assembly
隨著電力電子技術的發展以及電化學工業作為電解電源使用的大電流硅整流裝置應用技術的不斷提高,對大電流硅整流裝置的設計和製造提出了新的要求。分享友人