switch maintenance 中文意思是什麼

switch maintenance 解釋
道岔養護
  • switch : n 1 （樹上折下的）細樹枝；軟鞭子；鞭打。2 假發；（尾巴上的）毛簇。3 〈美國〉【鐵道】道岔扳子，軌...
  • maintenance : n. 1. 保持，維持，保養；保管，保存，維護，維修；繼續；支持的手段。2. 堅持；主張；擁護，支持。3. 扶養，供給；生活，生計。4. 【法律】對訴訟一方的非法援助；依法應負的對他人的贍養義務。
  1. In the hardware design, the paper completes modules ’ design like outside memory, patulous a / d, patulous d / a, rs232 communication, ecan communication, led control, keyboard control, distant control, emulation, reset, logic voltage switch, dsp supply power regulate and ac - dc power circuit, as well as room layout design like anterior panel, back panel etc. and dsp transfers data with peripheral equipments except outside memory using serial ports. besides, the whole circuit is configured in interrupt response. thus, it can meet system demand as well as take full advantage of tms320f2812 ’ s hardware resource. in the software design, the paper finishs programs like the interface programms intercommunicates with people, the distant control program, ad and da modules ’ control program, in addition, the paper select the velocity and acceleration state - feedback algorithm and is written in the program. the software design uses dsp integrate exploiting environment named ccs2. 2 of ti inc. as software instrument, and programs with the combination of c language and assembly language. moreover, in order to maintenance or modify the software expediently and shorten software ’ s exploitation time, the design adopt software modularization technique. finally, some air cylinder experiments are carried out to proved that the pneumatic controller is very practical

    在硬體設計中，本文完成了片外存儲器擴展、 a / d擴展、 d / a擴展、 rs232通信介面、 ecan通信總線介面、液晶顯示控制、鍵盤控制、遠程控制、模擬、復位、邏輯電平轉換、 dsp工作電源校正電路和ac - dc電源等模塊設計以及控制器前面板、後面板等的空間布局設計。其中dsp與除外部存儲器的外圍設備之間的數據傳送全部採用串口通信，同時系統電路配置成中斷響應方式，這樣既滿足了系統要求，又充分利用了tms320f2812的硬體資源。在軟體設計中，本文完成了人機界面功能模塊、遠程控制模塊、 ad擴展模塊、 da擴展模塊、速度和加速度狀態反饋的控制演算法的程序設計。
  2. Railway track construction and maintenance plant. switch tamping and levelling machines. specifications

    鐵路建造和維護設備.轉轍器搗固和整平機.規范
  3. Two serious accidents occurred in recent months, both involving short - circuiting of live parts on low voltage electrical installations. in each case, the registered electrical workers ( rews ) did switch off the mains and essential supplies at the consumer s switchboard in order to carry out periodic maintenance inspection. however, they did not isolate the electricity supply from the power company

    在這兩宗個案中，注冊電業工程人員在進行定期檢查時，並未聯絡電力公司切斷來電電源，而祗是將用戶開關掣板的總掣及后備電源關掉，所以這些電掣的來電方向，仍然是帶電。
  4. All of those had remarkable effects on the practices of maintenance. to maximize the structure strength and track framework rigidity of speed - lift switch, the standardized method of lay, the preparation project before the construction and the problems construction as the result are the made out though the analyses of the design factors and structure of. the beforehand lay quality of is stabile

    為使提速道岔結構強度和框架剛度的特性在使用中得到充分發揮，通過對提速道岔的設計參數、結構特點的分析，得到了按標準預鋪提速道岔的方法，道岔施工前進行的各項準備工作，施工作業中應注意的問題，從而穩定地控制了提速道岔預鋪質量。
  5. Maintenance of switch - gear, switch - board, mcc, and plant lighting

    變電站設備，馬達控制中心，現場配電櫃，工廠照明的維護。
  6. An auxiliary switch is added, it is integrated with handler of the isolation switch, grounding switch. the maintenance for the auxiliary switch can be carried out in the maintenance room. there are interlock between the door and isolation switch or the grounding switch, only after the isolation switch is open or the grounding switch is closed, the door can be opened, it is the unique characteristics of the substation

    另外我們生產的智能型箱式開關站採用了強制性的jsxgn型的機械閉鎖；為了簡化結構，提高可靠性，也對其進行了設計改進：增加了輔助開關，使其與隔離開關、接地開關的操作手柄為一體，並可在維護走廊對輔助開關進行檢修；箱體的門板與隔離開關或接地開關之間也有連鎖，只能在隔離開關打開后或接地開關閉合后，才能被打開；此結構也是本開關站所獨有。
  7. Release the paint line pressure and switch off the power before doing maintenance with the sprayer or changing accessories

    在保養噴漆槍或者更換配件之前，松開噴槍壓力閥並且關閉電源。
  8. Maintenance and construction of buildings, indoors and outdoors. bonding and sealing of switch cabinets, lamps

    房屋的建構及維持，室內及戶外應用。燈具、開關櫃的接合及密封。
  9. When the motorcycle is braking or slowing down, the kinetic and / or potential energy is fed back to the battery, so the running distance can be extended and the energy efficiency is improved. an asynchronous motor is employed in this new system which can overcome the traditional dc drive system bugs and to reduce the cost and maintenance. in addition, the switches of dc / dc converter switch under zero current and zero voltage conditions, which can also reduce the switch losses, electro magnetic interference ( emi ) and prolong its life

    該系統在功能上實現了車輛剎車減速或下坡制動時能量的回饋，達到節能、提高能量使用效率和增加車輛行駛距離的目的；採用交流異步電機，克服了傳統直流驅動系統的諸多缺陷，降低了成本，減少了維護；採用zczvs技術，降低了電磁干擾和損耗，提高了效率；另外，在逆變主電路中採用ipm模塊，簡化了系統結構，節約了空間，提高了整個系統的可靠性和經濟性。
  10. This article uses cpld technology to improve the hardware integration degree so as to ensure the high system reliability ; it applies digital signal process technology to producing and recognizing large volume ditigal voice signals in switch systems ; it replaces the old - used special voice signal process chips, thus lowers the cost, improves the quality ; it uses high quality common pc 104 units to complete the main processor tasks, which greatly improves the signal processing capability in the digital switch systems, and provides a great convinence for future technology upgrade as well ; in system archtecture, we exploit modular design technique on client ports and repeater ports, which gains more reliability and easy maintenance

    本文主要採用了cpld技術提高硬體的集成度以保證系統的高可靠性：用數字信號處理技術完成交換系統中大量的語音信號的產生和識別，代替以前的專用語音信號處理晶元，降低了成本，提高了性能：用高性能的通用pc104單元完成主處理機的工作，大大提高了數字交換系統的信息處理能力，並為今後的技術升級提供了方便：在系統結構上對用戶埠和中繼埠採用模塊化設計，性能可靠，維護方便。
  11. In addition, the task of maintenance management digital model of electric equipments in substation is defined and characteristic and inspecting information equipment of transformer type and switch type is stated systematically in this paper

    並且給出了在線變電設備檢修數字化管理模型的工作任務。系統的論述了變電站的電氣設備一變壓器類和開關類設備的特點及監測信息。
  12. This paper introduces the working principle of - 145 v switch power supply, the process of stabilizing voltage and maintenance experiences

    簡述開關電源基本原理，介紹- 145v開關電源穩壓過程及故障維修。
  13. At present, we can track the signaling links in the 155 mbs ports of a switch only by using the signaling of the switch itself rather than the external analyzer of the ccs 7. this causes inconvenience to maintenance. it is expected that manufacturers will enhance the tracking and monitoring functionality of their products and training switching and maintenance personnel concerning routine maintenance of the 155 mbs port

    目前，我們只能利用交換機本身的信令觀察手段對交換機155mbits埠中的信令鏈路進行跟蹤、分析，而不能通過外掛七號信令分析儀對信令進行監測，給維護工作帶來了不便，有待于生產交換機的廠家加強這方面的功能。
  14. The system goal to the s1240 program controlled switch telephone traffic reported carries on analysis processing, the telephone traffic reported reflected the telephone network movement unusual situation and the warning situation, withdraw from the massive normal data, further analyzes processing for the attendant, reduces attendant ' s working pressure, guarantees the maintenance work the standard unity

    本系統開發了s1240程式控制交換機話務報告日常工作處理模塊，減輕了維護人員日常維護工作量，保證維護工作的質量。本系統開發了s1240程式控制交換機話務報告話務高峰處理模塊，為進一步解決話務高峰時的維護問題打好基礎。
  15. Static transfer switch are used to provide a fail - safe fail over in the event of a major power failure or in maintenance mode

    靜態轉換開關是應用於當主電源掉電或者設備維護的時候充當一個自動保護裝置。
  16. Working principle and maintenance of switch power supply used in 8410 direct reading spectrometer

    8410型直讀光譜儀中開關電源工作原理及維修
  17. If abnormal arises up during working, switch off the power, then contact the professional maintenance staff

    使用中如出現異常情況，請關閉電源，並聯系專業人員維修，勿自行維修。
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