control transformer 中文意思是什麼

control transformer 解釋
控制變壓器
  • control : n 1 支配,管理,管制,統制,控制;監督。2 抑制(力);壓制,節制,拘束;【農業】防治。3 檢查;核...
  • transformer : n. 使變化的人[東西];【電學】變壓器;變換器;互感器。 polarity of transformer 變壓器繞線方向。
  1. 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。
  2. Here a new interfluent stable power supply was proposed, which consists of two circles of magnetic flux transformer and the automatic control system

    給出一種新型交流穩壓電源,由雙磁路變壓器和自動控制系統組成。
  3. Small dry - type transformer for control or luminary

    控制或照明用小型乾式變壓器
  4. The strategy included the principle and selects of dcs controlling system project, force analysis and calculation of the pectination slides, the design of hard ware and software, anti - interference design of hard ware and software, selects of plc and transformer, and system control design of intellectual simulative modulated plate, etc. and also analyzed the extension and reliability and economic ability of the pectination slides synchronism controlling system

    包括該同步控制系統控制方案的選取、控制系統的原理、梳式滑道絞車的受力分析和計算、同步控制系統的plc設備和程式控制系統傳感器等硬體的選型、程式控制系統的硬軟體設計,程式控制系統的軟體抗干擾設計和智能調度模擬控制系統設計等。並對整個系統的擴展及系統可靠性和經濟性進行了分析。
  5. The second, at the high frequency primary coil, when switch turn on with control signal ( the spwm pulse is modulated ), in the positive or negative semi - period of low frequency modulation signal, transformer coil with same direction voltage. the magnetic flux of transformer core will increase step by step. at the end, it leads to magnetic flux saturation

    二、在高頻變壓器原邊,當開關管接收控制信號脈沖列(經調制的spwm波列)導通時,在低頻調制信號的正半周或負半周內,施加在變壓器繞組上的是同一方向的電壓,變壓器磁芯中的磁通可能將級進地逐漸增加,導致磁芯飽和,造成磁偏或單向磁化,導致低頻電信號放大失真或由於很大的磁化電流而無法正常工作。
  6. Synchro, control transformer, type j20zkb44c, detail specification for

    J20zkb44c型控制式自整角變壓器詳細規范
  7. This article through installs the reactor with air core in the transformer substation transmission, to control the thunder electric wave amplitude and steepness in the transformer substation ; through over voltage on - line monitoring device testing, inquire into lightning protection of the reactor with air core

    本文通過在變電站的輸電線路的出口處加裝空心電抗器,對通過輸電線路侵入變電站的雷電波的幅值和陡度進行抑制;並通過安裝過電壓在線監測裝置進行測試的方法,初步探討了空心電抗器防雷的作用。
  8. The author has finished the following several jobs in core of the centre : 1 ) the active compensation method based on bang - bang control was put forward to realize the wide range current transformer. the method converts the complex statement space to i / o description by the two - stage current transformer. with the compensation method, the accuracy of 0. 2 grade current transformer can be improved to less than the 0. 1 grade standard at 100 % rating when the primary side current is changed from 2 % to 120 % of the rating

    圍繞這一工作核心,作者完成了以下幾項工作: ( 1 )以實現寬量程電流互感器為目標,提出了基於bang - bang控制的有源補償方法,採用雙級電流互感器,將復雜的狀態控制分量轉化為偏差控制,該方法結構簡單,調試方便,有源補償器輸出電流小,可以將0 . 2級的電流互感器經過補償后提高到一次電流從額定值的2變化到120時,測量誤差不超過一次電流額定值100時準確度為0 . 1級的測量標準。
  9. The pwm control of duty cycles acts as an electric transformer which regulates the amplitudes of equivalent input voltage and equivalent output voltage, so that both positive and negative amplitudes of equivalent input voltage are equal to those of equivalent output voltage

    對器件占空比的pwm調節,相當于在電路中加入一個電子變壓器,使得輸入方波電源和輸出方波電源的正負電壓幅值分別匹配。
  10. Aimed at design index of input power 1. 5kw, most output rotate velocity 300rpm, and rating output rotate velocity 150rpm, considering factors of angle and ratio of transmission, on the basis of kinematics simulation, author optimized the kinematics parameters. in this paper, author has made some analysis and study to the primal assembly condition of transformer ' s sequential action in theory, designed structure dimension of the input and output transformer, and verified the corresponding strengthen. further, the structure, which is to key transmission components of velocity control system of the speed regulator, has been designed based on meeting operational sensitivity, precision and self - locking

    本文針對輸入功率為1 . 5kw ,最大輸出轉速,額定輸出轉速的無級變速器的設計要求,並考慮到傳動角及變速比等因素,在運動學模擬的基礎上,對運動學參數進行了優化;本文對變換器連續作用的初始裝配條件進行了理論分析與研究,對輸入、輸出變換器作了結構尺寸的設計,並進行了強度校核計算;本文還對變速器調速系統中主要傳動構件在滿足操作的靈敏度、精度、自鎖性的基礎上進行了結構設計;最後採用workingmodel3d軟體,進行虛擬樣機的計算機輔助模擬設計及運動學和動力學計算。
  11. 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。
  12. Shanghai xingzhong transformer limited company is the profession produces the profession business enterprise of various transformer, having obtained the iso9001 quantity management system attestation. the sg that company produce - three concern with type transformer, dg - single mutually transformer, bk - bkc - jbk3 series control transformer, qzb - three decline to press to start mutually to pound at transformer etc. product from the transformer of and neon lights, wear the knife for the domestic and international customer broadly, parts of products is already to export the overseas with the customer

    上海興中變壓器有限公司系專業生產各類變壓器的專業企業,已經取得iso9001質量管理體系認證。公司生產的sg -三相干式變壓器dg -單相變壓器bk - bkc - jbk3 5系列控制變壓器qzb -三相降壓啟動自耦變壓器及霓虹燈沖擊變壓器等產品,廣泛地為國內外用戶配套,部分產品已隨用戶出口海外。
  13. For the existing transformer cooling control system has many shortcomings such as the complicated system control circuit, the low reliability, the protection methods of blower fan being so simple, large control error, high fault rate, massive maintenance work and no method to realize telecommunication, this thesis develops a novel intelligent power transformer air - cooled control system based on the center of microprocessor through all - round technology analysis and research

    本文針對變壓器冷卻系統使用常規控制系統存在的系統控制迴路復雜、可靠性低、風機的保護方式簡單而無法進行故障預測、主變壓器油溫測量精度低造成控制誤差大、故障率高、維護工作量大、無法實現遠程通訊等問題,經過多方面的技術分析和調研,設計開發了新型的以微處理器為核心的智能式電力變壓器風冷卻器控制系統。
  14. The experiment set we are researching on is composed of four sections, namely remote control through coded radio, tube close driven by a electromotor, tube disjunction pushed by a electromagnet and power supplied by a single - phase dry - type transformer

    本實驗裝置主要由四部分構成,即密碼無線遙控、電動機拖動熔管合閘、電磁鐵推斥熔管分斷、單相干式變壓器供電。
  15. This paper analyzes the character of the transformer load and presents the control means to reduce the comprehensive power loss to minimum by controlling the transformer operation status, which forecasts the daily load of transformer by periodical auto - regression model ( par ) and divides the daily flow line automatically into two typical phases. then, this paper simulates the par by matlab. at last, a real intelligent control device based on the ti ’ s tms320lf2407 dsp has been completed

    論文分析了配電變壓器的負載特點;提出採用周期自回歸模型預測配電站用電日負荷,根據負荷預測結果和用電時段,以綜合功率損耗最小為目的變壓器經濟運行控制方法;以ti公司的tms320lf2407dsp為基礎,完成了配電站變壓器經濟運行智能監控裝置的研製。
  16. This dissertation focus on a innovation methods for inverter controlled hydraulic elevator system applying pressure accumulator as the " pressure - energy transformer ". the required power supply and running energy can be reduced remarkably when accumulators storing and releasing pressure oil. then the key items about hydraulic speed control system based on the ens 1 - 2 and other hydraulic elevator standards are investigated in detail

    本論文主要研究了採用蓄能器-液壓泵馬達構成的「壓力-能量轉換裝置」來儲存釋放變頻驅動液壓電梯系統的能量,從而降低液壓電梯裝機功率和運行能耗的新方案;在此基礎上,根據國內外液壓電梯的標準進行了與速度控制相關的關鍵項目測試,最後針對本課題研製的節能控制系統與當前市場上幾種典型的液壓電梯控制系統進行了能耗對比研究。
  17. The second chapter simply introduces the development of alternate asynchronous inverter technology and retrospects some types of energy - saving systems for hydraulic elevators. then the working principles of the project are discussed and analyzed at four different working status, i. e. light load upwards, heavy load upwards, light load downwards and heavy load downwards. and the chapter focus on the introduction of structure design of pump station, calculation and type selection of pump / motor reversible units, research on oil leakage principles of accumulator circuit, design of accumulator - pump / motor pressure - energy transformer and integrated valve blocks, etc. the last but not the least, the electrical wiring of vector inverter control cabin and design of computer control and data acquisition system are introduced

    論文第二章首先簡單介紹了交流異步電動機變頻調速技術的發展概況,在回顧電梯液壓控制系統節能技術的基礎上,介紹了本課題研製的「採用蓄能器的液壓電梯變頻節能控制系統研究」的基本原理,分析了動力系統在電梯轎廂輕載上下行、重載上下行等四種典型工況下的基本工作狀態和工作方式;詳細地介紹了本課題節能系統液壓動力泵站的結構設計和參數設計,重點研究了液壓動力泵站的結構設計、液壓泵馬達可逆性問題及其選型設計計算、蓄能器迴路泄漏油損失機理的研究及其補償裝置的設計、蓄能器-泵馬達壓力能量轉換裝置的設計、多功能集成控制閥組的設計等內容;最後簡單介紹了本課題矢量控制變頻控制櫃的外部附件電氣接線、計算機控制及數據採集系統的硬體設計等內容。
  18. Transformation of the 4t main transformer cooling control system of lijiaxia hydropower station

    關于風扇磨煤機軸承箱潤滑冷卻油系統的改造
  19. Msl power source produced by us, is able to control two high voltage transformer in a order, and can stop power supply when meet trouble at starting or meet abnormal extinguishment. thus, microwave leakage can be controled

    我們做的微波硫燈電源能夠控制兩臺高壓變壓器先後啟動,能夠在微波硫燈啟動異常和突然熄滅的時候自動斷電,從而有效地控制了微波泄漏。
  20. Control power transformer

    控制電源變壓器
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