main power supply 中文意思是什麼

main power supply 解釋
電力網供電
  • main : adj 1 主要的，主，全，總。2 充分的，盡量的；全力的，有力的。n 1 體力，氣力；力〈僅用於 with might...
  • power : n 1 力，力量；能力；體力，精力；（生理）機能；〈常 pl 〉才能。2 勢力，權力，權限；威力；政權；權...
  • supply : vt （ plied） 供給；供應；配給；補充，填補，彌補（不足、損失等）。 Cows supply us （with） milk ...
  1. The main station software functiona is complete, divide into six function modules which is parameters setup, remote collection, data enquiries, the line loss analysis, data maintenance and system management, each unction module contains some sub - function windows, achieved roundly monitoring in the power supply and power utilization system

    主站軟體功能齊全，分為參數設置、遠程採集、數據查詢、線損分析、數據維護、系統管理等六大功能模塊，每個功能模塊下面包含若干子功能窗口，全面實現供用電系統監測。
  2. It is proposed that the lrt system will adopt a standard rail gauge, power supply by overhead wires, main low - floor vehicles in six axes, one or two cars in one train set during the initial stage of revenue service, two or three cars in one train set in the later stage, 90m platform length, certificate payment system, type - b right - of - way on at - grade section, and signalling control for priority passing at intersections, etc

    建議採用之輕軌系統為標準軌距，架空線供電之大部分低底板輕軌車輛，每列車以二輛編組營運，月臺設計長度為60公尺，以付費證明系統收費，平面段采b型路權，交叉路口以交通號志管制，給予優先通行權。二線合計之建設成本，以89年幣值估算，約需新臺幣131億元。
  3. The china permanence mainly manages a male equipments ( printer, duplicator, facsimile machine, order money machine, ground paper machine ), computer accessories ( main plank, memory, get rid of only, cpu, machine box power supply, keyboard, mouse ) and print to consume a material ( ink box, selenium drum, powder tube, ink ) to process ( jewelry jewel box, metals frame, the gilt puts a piece ) with handicraft product etc. business

    中科永久主要經辦公設備（印表機，復印機，傳真機，點鈔機，碎紙機） 、電腦配件（主板，內存，光驅， cpu ，機箱電源，鍵盤，鼠標） 、列印耗材（墨盒，硒鼓，粉筒，墨水）和工藝品加工（珠寶首飾盒，金屬相框，鍍金擺件）等業務。
  4. Transmitting noise is main interfereing source of switch power supply which is coupled through lines of power supply, singal, interlinkage and grouding

    摘要傳導型噪聲是開關電源的主要騷擾源，它可以通過電源線、信號線、互連線、接地導體等進行耦舍。
  5. It uses 300w temperature controlling power supply, which contains power supply of the main board, printer, ticket read - in device, supplemental displayer as well as some others. it possesses linkable protection and automatically temperature controlling functions. there is constant ups power supply inside the machine, after the power blackout there would still be 3 - 5 minutes for prolonged working

    [電源]電源採用300w溫控電源，包含主板、印表機、讀票機、付顯顯示器等的電源，有聯動保護和自動溫控等功能。機內帶有ups不間斷電源，停電后尚有3 - 5分鐘的延遲工作時間。
  6. Main business : manufacturing of power supply products

    主事業：電源機器製造
  7. The power supply & transmit electricity system in guangyuan fulfilled the role of supplying main power to guangyuan city. while the harmonic occurred is very serious and it has not been restrainted. the main harmonic sources are two loads : aluminium electrolysed load and electrized locomotive load

    廣元電力網主要擔負著廣元市、縣工農業及人民日常生活用電任務，但其諧波極其嚴重，並且沒有進行治理，其主要諧波源負荷為電解鋁整流負荷和電氣機車牽引負荷。
  8. In addition to these features, the system has the low - value alert and other auxiliary functions etc. its main characteristic is its low power and low supply voltage, therefore it caters for the basic requirement on low power supply

    該氣壓高度表的特點是:工作電壓低，電流消耗小，基本可以滿足電池供電的要求。同時本高度表體積小，重量輕，具有小型化，便攜化的特點。
  9. The emulational calculating theories of traction power supply system ' s operating charts combine with actual things of engineering design at present in chapter three, to set up traction web current distributing mathematical model, integral distributing mathematical model, locomotive distribution and obtaining current model at every moment, and on which making use of mathematical planning methods to set up mathematical models is based at every moment in every instance interval of the railroads. for instance, instantaneous current, instantaneous voltage descent and effective current, main changing capacity and so on, in addition, there are the minimum power shortage model, the optimal transformer substation location, the least engineering expenditure, the optimal mathematical model of traction power supply system. optimize design ' s algorithm of traction power supply system is introduced in detail in chapter four, where programming idea and realizing method of the computer software are given an explanation

    本研究主要進行了以下工作：結合牽引供電系統運行圖的模擬原理和現行工程設計的實際情況，建立了牽引網電流分佈、積分分佈、任一時刻機車分佈和取流的數學模型；應用數學規劃方法建立了任一距離區間、任一時刻的瞬時電流、瞬時電壓降數學模型和有效電流、主變容量和主變壓降、最小功率損失、最佳變電所容量、最佳變電所位置、最少工程費用、最少運營維護費用和牽引供電系統方案最優等方面的數學模型；闡明了牽引供電系統優化設計的演算法和計算機軟體編程思想及實現方法；進行了工程實例計算；最後，對牽引供電系統優化設計技術應用進行了總結。
  10. Our permanent magnetic lifters are manufactured with high property nd - fe - b alloys. the lifters have the features of strong attraction, minmal residual magnetism, light dead weight without power supply it is eusily and safely to be used and has a long service life with advanced leved, the product ' s main properties are up to international advanced level, the lifters are universally applicable for lifting and transporting ferrous metals such as steel plate or blocd in mold manufacture, warehouseect

    本廠生產的強磁起重器採用高性能釹鐵硼為磁源，具有吸力強，剩磁小，自重輕，不用電，使用方便，壽命長，安全可靠，產品結構先進，產品的性能達到國際同類產品先進水平，它可以廣泛用於模具製造業，倉庫及交通運輸等行業的鋼板鋼錠等搬運。
  11. Experiments have failed in the process of debugging station fire mode of the first opening segment of guangzhou metro line 3, the main reason is the delay protect module of wind valve which cut off power supply

    摘要廣州地鐵3號線首通段車站火災模式調試過程中，出現火災模式執行失敗，主要原因在於風閥延時保護模塊動作切斷電源。
  12. First close the high - pressure pump, cut off the power supply of main device, and stop the operation of ro device

    首先關閉高壓泵，切斷主機電源，關閉ro設備的運行。
  13. With the development of electronic technology in the field of high - frequency and high - power, power mosfet is gradually enhancing its important status in semiconductor apparatus and is being widely applied in power converters as switch. with the increasing of the operating frequency ( > 200khz ), the energy loss caused by parasitic capacitance will affect the efficiency of power transforming in converters. especially in the applications of high frequency power supply using mosfet as main devices ( the unit of frequency is mhz ), the energy loss caused by the switch process will badly affect its efficiency

    隨著電力電子技術進一步向高頻的大功率用電領域發展，功率mosfet在各種電力半導體器件中的重要地位日益顯著，使用功率mosfet作為開關器件的功率轉換電路也日益增多，但隨著器件開關頻率的提高（大於200khz ） ，由器件極間電容引起的能量損耗將會影響到功率轉換電路的能量傳輸效率，特別是在以mosfet作為開關器件的高頻感應加熱電源中（工作頻率可達兆赫） ， mosfet在開關過程中的能量損耗嚴重影響到電源的效率，因此如何減小開關器件的損耗提高高頻功率轉換線路的效率成為電力電子技術領域的重要研究課題之一。
  14. The engineer of the electric power science academy tested the harmonic occurred in 220kv transformer substation in baishiyan 、 110kv transformer substation in nantupo 、 110kv transformer substation and converting station in 821 factory. this article analyzed these data particularly. the three - phase commuted device of 821factory is one of the main harmonic in the power supply & transmit electricity system in guangyuan

    四川電力公司諧波監測站對廣元電業局所屬的袁家壩220kv變電站、白石巖220kv變電站，新廣興220kv變電站，懶土坡110kv變電站，廣興鋁廠110kv變電站，八二一廠110kv變電站及整流站進行了諧波測試，本文對其測試結果作了較為詳盡的分析。
  15. According to the request of this subject, we have developed the system hardware and software for the slave device and the inspection software running on the pc. in this paper all of the followings is illustrated detailedly, such as the research on the principles of measurement and its realization, three means of water - level measurement that are separately based on photo electricity coder, pressure sensor and potentiometer ; selection of the microchip, we choose an advanced integrated soc ( system on chip ) microchip c8051f021 as the main controller ; realization of signal sampling, processing and its conversion in the mcu ; application of high precision 16 bits adc cmos chip - - ad7705 in our system, designing its interface with the microchip and relevant program ; using a trickle charge timekeeping chip ds1302 in the system which can provide time norm and designing of its i / o interface and program ; additionally, a 4 ~ 20ma current output channel to provide system check - up using ad421. in the system, ad421, ad7705 and the microchip compose spi bus ; to communicate with the master pc, here we use two ways which are separately rs232 and rs485 ; moreover, there are alarm unit, keyboard unit, power supply inspection unit and voltage norm providing unit in the system

    針對研製任務的要求，課題期間研製了下位機系統硬體和軟體，開發了上位機監控軟體，其中所作的具體工作包括：測量原理的研究和在系統中的實現，在本次設計中用三種方法來進行水位測量，分別是旋轉編碼器法、液位壓力傳感器法和可變電阻器法；主控晶元的選擇，我們選用了高集成度的混合信號系統級晶元c8051f021 ；實現了信號的採集和處理，包括信號的轉換和在單片機內的運算；高集成度16位模數轉換晶元ad7705在系統中的應用，我們完成了它與單片機的介面設計及程序編制任務；精確時鐘晶元ds1302在系統中的應用，在此，我們實現了用單片機的i o口與ds1302的連接和在軟體中對時序的模擬，該晶元的應用給整臺儀器提供了時間基準，方便了儀器的使用；另外，針對研製任務的要求，還給系統加上了一路4 20ma模擬信號電流環的輸出電路來提供系統監測，該部分的實現是通過採用ad421晶元來完成的，本設計中完成了ad421與單片機的spi介面任務，協調了它與ad7705晶元和單片機共同構成的spi總線系統的關系，並完成了程序設計；與上位機的通信介面設計，該部分通過兩種方法實現： rs232通信方式和rs485通信方式；系統設計方面還包括報警電路設計、操作鍵盤設計、電源監控電路設計、電壓基準電路的設計。
  16. At present, our main products consist of power cable, communication optical cable, wire and cable for electric equipment, control cable, aerial insulated cable, coaxial antenna, wire and cable for electronic equipment, power supply cords, fire performance cables, bare wire, pvc

    總廠目前可生產電力電纜通信光纜控制電纜架空絕緣電纜電氣裝備用電線電纜同軸電纜電子電器配線汽車線電機引接線電源插頭線阻燃耐火系列電纜電纜料裸電線等產品。
  17. This paper discusses the monitoring system for power supply and distribution which is in operation at the power distribution project in waigaoqiao harbour district of shanghai, and analyzes this monitor system in terms of its main function, contruction, characteristics and the standard of appraisal

    闡述了上海外高橋港區四期變電工程中大用戶綜合信息管理自動化系統的運用，詳細分析了綜合自動化系統的主要功能、結構形式、特點，以及評價標準。
  18. This article analyses the operation principle of the semiconductor laser power in detail, and demonstrates the feasible scheme of the main part of the power according to the special request under the quasi - successive working way, designs the corresponding hardware circuits and software procedures which implement the accurate automatic control of timing, steady voltage and invariable current power supply without pulse voltage and surge current for digital display semiconductor laser power

    本文深入分析了半導體激光電源的工作原理，根據準連續工作方式下的特殊要求，論證了電源的主要環節的可行性方案，設計了相應的硬體電路與軟體程序， （實現了定時的精密自動化控制、數字式顯示機半導體激光電源的無脈沖電壓、無浪涌電流的穩壓恆流供電。
  19. The push - pull mode switch power supply is chosen as the main circuit of the other voltages with pwm control circuit, over - current protection circuit, insulated drive circuit, mosfet buffer circuit and so on

    採用高效的推挽式電路作為中低壓電源的主電路，並以pwm控制電路、隔離式驅動電路、過流保護電路、 mosfet緩沖電路、軟啟動電路、穩壓電路等作為輔助電路。
  20. Ideally suited for use in industrial and commercial applications such as switch mode power supplies and energy storage circuits small size, long life, very high voltage current, low esr and impedance, main power supply design and applications, tol

    理想的適用於工商業界應用，如交換式主電源供應與儲能電路，小尺寸，長壽命，非常高的電壓電流，低esr及阻抗的應用
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