自調變壓器 的英文怎麼說
中文拼音 [zìdiàobiànyāqì]
自調變壓器
英文
self adjusting transformer-
The control system of furnace " s temperature has been widely used in every walk of life, as an important link of repair and manufacture of the electrical equipment such as electromotor transformer etc., soaking lacquer drying craft has some especial requests on drying crafto this article starts with the analysis of drying chamber " s configuration, analyzed its configuration limitation and control function limitation according to the factory " s situation and advances the conception of heated air drying circulation, in addition, this article adopts an intellectualize a / d module, a development sampling tuning - voltage circuit, and presents the method to measure online the insulation resistance of products in order to improve constantly products quality
而浸漆乾燥工藝作為電機、變壓器等電氣設備的修理、製造中的重要環節之一,對乾燥過程的質量要求有一定的特殊性。該文從乾燥爐的結構分析入手,聯繫到工廠的實際情況分析了結構功能缺陷和控制功能缺陷,提出了熱風循環乾燥的概念,同時,選擇了較為先進的a d板卡、熱電阻信號調理板等專業化智能卡,運用數字pid控制技術,構成了一個較有特色的計算機控制系統。此外,該文還從保證乾燥品質量的角度,採用智能化交流模塊和自製采樣調壓電路的方法,提出了在線檢測產修品的絕緣電阻的方法和手段,以確保企業產品質量不斷提高。Firstly, the thesis briefly reviews the history of voltage and reactive power control technology, focusing on the defects of the equipment in use. then, with the theoretical analysis and the discussion on voltage and the characteristic of power system as well as the basic principle of voltage and reactive power control, the thesis makes a research on the character of voltage and reactive power control and interprets the controlling regularity of substation. in addition, with the consideration of the changes of transformer tips and the combined influence of capacity groups and reactive power and voltage, the thesis makes adjustment suggestion to the different operating - zones of voltage and reactive power
本文從降低網損和提高變電站自動化水平著眼,對變電站電壓無功控制應用方面的問題進行了研究,本文首先簡要回顧電壓無功控制的發展概況,著重指出了現有電壓無功控制裝置的缺陷;通過理論分析,在討論電力系統電壓、無功調節特點以及電壓無功總體控制原則的基礎上討論了變電站電壓、無功控制特性以及控制原理,給出了變電站電壓無功的控制規律;考慮了變壓器分接頭的變化及電容器組的投切對無功和電壓的綜合影響,針對電壓、無功的各種運行控制區域給出了相應調節策略。As the main automation contractor, emerson will leverage its significant engineering expertise to design, install and commission the digital automation system and also perform various specialized services on the units ' electrical subsystems, such as the generator, transformers, feeder ducts and switchgear
作為主自動化承包商,艾默生將派出其最具經驗的工程專家來設計,安裝和調試數字自動化系統,以及為機組的電氣子系統,例如發電機,變壓器,饋電管道和開關設備等,提供多種專業服務。All those series of surface treating agents are widely used in manufacturing cars, tractors, motorcycles, bicycles, building machines, transformers, transducers, and mechanical and electrical appliances - before the finishing of these products. they are also used in drawing of steel wires and tubes, in cold rolling and acid pickling of steel articles
本公司生產製造金屬表面處理劑的系列產品除油劑除銹劑表調劑磷化劑鋁合金清洗及氧化劑等,該系列產品廣泛用於汽車行業拖拉機行業摩托車自行車工程機械變壓器換熱器機電產品家用電器及其他機械產品的塗裝前處理,鋼絲鋼管的拉拔鋼鐵冷軋酸洗等。The transformer that use solid state relay to realize automated regulation is explored in this issues, it change the winding turn of once side according to the voltage of second side by on - load tap - changer. thus the purpose to realize automatic steady voltage
本課題研製的應用固態繼電器實現的有載自動調壓變壓器,通過自動有載調壓分接開關根據變壓器二次側的電壓自動改變變壓器一次側的匝數,從而實現自動穩壓的目的。The regulating characteristics of hydraulic control pressure in at automatic transmmission
自動變速器液控壓力的調節特性This difficult task of adjusting oil pressure, and adjusting to variable driving conditions is handled completely by the ecu, and allows the transmission to extract the maximum performance out of an engine - making this a revolutionary automotive transmission
調整油壓的艱難任務和調整多變驅動條件完全由電子控制單元( ecu )控制,並允許變速器工作到超過發動機的最高性能? ?使得這是一個具有革命意義的自動變速器。The tap - changer is made with solid state relay as its working mechanism and controlled by microprocessor. this switch has totally cancelled the mechanical drive organization, by the microprocessor according to the voltage of second side microprocessor decide the working condition of solid state rely, high regulation speed, need not transition resistor, rush current is low. operating frequently ; there is no electric arc to produce, can put in the fuel tank of the voltage transformer directly ; the structure is simple, the fabrication cost is low, benefit and use widely among the voltages transformer of distribution
其中的有載調壓分接開關,它是一種完全由固態繼電器作為分接開關執行機構,由單片機控制的有載自動調壓的變壓器分接開關。該開關完全取消了機械傳動機構,由單片機根據變壓器二次側電壓的高低,決定與變壓器各分接頭聯接的固態繼電器的工作狀態。調節速度快,改變分接頭時不需過渡電阻,沖擊電流小,可頻繁操作;無電弧產生,可以直接放在變壓器油箱中;結構簡單,造價低,便於在配電變壓器中推廣使用。Xmt series intelligence digital indicate controller and have advantanges of small size and high anti - interference. the products are manufactured according to the international standards and use transformer or 85 ? 264vac wide range input switch power. multiple installation dimensions allow for compatibility with most of the automatic industrial controlling / adjusting instruments in the world in respects of performance specificatons, input patterns, output functions and installation dimensions. therefore, the products are digital controllers at internationally advanced level
Xmt系列智能數字顯示控制器,體積小,抗干擾能力強,產品按國際標準製造,採用變壓器或85 ? 264vac寬范圍輸入的開關電源,並有多種外型尺寸,能與世界大多數工業自動控制/調節儀表在性能指標、輸入方式、輸出功能、安裝尺寸上兼容,是具有國際先進水平的數字控制器。The vector relation among voltage, current and magnetic potential in phase shift regulating auto - transformer are analyzed. the parameter algebraic relation and the winding magnetic potential relation are gained
摘要分析了自耦調壓移相變壓器的電壓、電流、磁勢相量的關系,得到了各參數間的代數關系及各繞組的磁勢平衡關系。On - load tap - changer is a main device of on - load automatic voltage regulation transformer with
有載調壓分接開關是有載自動調壓變壓器的的主要裝置。With the development of substation automation and power system automation, especially the progress of voltage and reactive power centralized control in large - scale power system, the controllers of voltage and reactive power ( vqc ) for substation based on scm ( single chip microcomputer ) will not been adapted. this paper presents a new vqc application based on industrial pc
變電站綜合自動化、電網調度自動化和區域性電壓無功集中優化控制的發展,以及近幾年城鄉電網改造中配置四臺主變壓器的大型變電站的出現,都對變電站電壓無功綜合控制系統( vqc )提出了越來越高的要求。This paper introduces the principle and method of forced - air cooling system of transformer controlled by dsp, according to the season and load of transformer, the designed system can automatically accomplish frequency conversion and the cooling device ' s devotion by fuzzy - neural network controller
摘要介紹了以dsp作為核心控制器件的大型變壓器風冷控制系統的原理和實現方法,根據變壓器負荷、季節等變化,通過模糊神經網路調節器自動投切冷卻器組數以及是否進行變頻運行。The study shows that this control approach can overcome those shortages of the methods which are adopted to control voltage and reactive power in substation nowadays, it can hold the voltage level in the regular bound and maintain the balance of reactive power in substation to the greatest extent, and it have the ability to seek the best solution. adopting this methods, the switching times of loaded taps and capacitors can be decreased efficiently and advance the running life - span of the transformer and capacitors and improve the economy benefits. this control approach is a advanced way ii and it is worth to study more and utilize
利用模糊神經網路對較好地實現對變電站的電壓、無功自動控制,能克服了目前在變電站電壓無功控制中普遍運用的分區方法存在的不足之處,不但可保持變電站電壓在合格的范圍內,盡量維持無功功率平衡,而且具有較好的尋優能力,有效減少變壓器有載調壓開關的切換次數和電容器組的投切次數,提高了變壓器和電容器的運行壽命,提高了經濟效益,是一種值得進一步探索和運用的較為先進的方法。In the approach, non - load machine switch is replaced by scr controlled by mpu to regulate the temperature. this control precision is greatly improved, and at the same time parameters can be automatically stored and displayed during the manufacturing process, it also included some other auxiliary controlling functions, such as over - temperature alarm, work piece input or output reminding, etc. the fuzzy pid control algorithm consists of fuzzy control and digital pid adjustment
針對鹽浴變壓器只能進行無載分接、有級調節的問題,本方案採取在變壓器原邊串接晶閘管的方法,將手動轉換的溫度控制,即無載分接開關機械觸點調節電壓改為單片機自動控制晶閘管的導通,將手動控制溫度改為模糊pid控制,從而提高了控制精度,降低了工人勞動強度。To use the elements, you should prepare the adjustable transformer or silicon controlled transformer, voltage meter, current meter and autocontrol temperature meter etc
使用元件必須配備調壓變壓器或可控硅調壓器及電壓、電流表和溫度自動控制儀表等。Automatic mechanical transmission as so called amt, accomplishes automatic gearshift based on manual fixed - shaft and dry clutch, which takes ecu as kernel, and then uses hydraulic system to control clutch, gearshift and manipulates throttle by adopting electronics technique and automatic gearshift theory
電控機械式自動變速器( amt )是在傳統固定軸式變速器和乾式離合器的基礎上,採用電子技術和自動變速理論,以電子控制單元為核心,通過液壓執行系統控制離合器的分離與接合,選換檔操作以及發動機節氣門的調節來實現起步、換檔的自動操縱。On - load tap - changer of transformer can work under load, transfer quickly, change one class voltage about 3 - 6 ms each time ; switch can be operated by hand or electrically - driven and distant place operate while being electronic too, easy to realize automatic management ; transfer and keep relatively heavy range is generally more than 15 % ; switch and voltage transformer structure are more complicate than others, make man - hour and material increase, the cost is relatively high
變壓器的有載調壓能帶負載調壓,調壓速度快,每調換一級電壓約3 6s ;開關可手動、電動操作,也能遠方電動操作,便於實現自動化管理;調壓范圍較大,一般為15以上;開關和變壓器結構比無勵磁調壓的復雜,製造工時和材料增多,成本較高。Abstract : a design method of using gal to make a constant current source is introduced , proving a new method of current stabilization by means of driving regulated transformer by a controlling device. experimental results are given to demonstrate effectiveness of the method
文摘:主要介紹以可編程門陣列器件構成恆流源核心控制電路的設計思路,通過機電自控裝置驅動可調變壓器實現新的穩流方法,實驗證明這一方法是可行的。Moreover, while changing link state of equipments between power line, generatrix, transformer and generator which are manipulated by jiangsu province ' s control center and bidding and retreating correlated relay protector and automatic safty safeguard, project company may obey related regulations of schedule discipline
項目公司在改變由江蘇中調調度的線路、母線、變壓器、發電機之間的設備連接狀態和投退有關繼電保護和安全自動裝置時,應服從調度規程的有關規定。分享友人