low-voltage power 中文意思是什麼

low-voltage power 解釋
低壓動力
  • low : adj 1 低的；淺的，矮的。 low flight 低飛。 a low temperature 低溫。 low tide [water] 低潮。 The g...
  • voltage : n. 【電學】電壓，電壓量，伏特數。 the working voltage （電氣的）耐壓限度。
  • 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...
  1. Application study on low - voltage power line carrier wave spread spectrum communication system

    低壓電力線載波擴頻通信系統的應用研究
  2. Technique of transmitting data via power line （ pl ） ， a new technique developed in recent years ， is used to automatize the free collecting system in public service and the management of uptown service 。 this article discussed the advantage ， disadvantage and the current state of the power line carrier communication 。 the advantage ， method and current state of using spread spectrum technique in power line communication are discussed 。 then the characteristic of low voltage power network was also compendious analyzed 。 in this paper ， after introducing the principle of ssc ， design of hardware and software of the system are been discussed 。 this system has been put into use ， the result has proved its high stability and reliability

    本文研究旨在提供一種利用低壓電力供電網路、低成本、高可靠地實現公共事業收費自動化和小區物業管理智能化的技術應用。討論了電力線載波通信的優、缺點及現狀，擴頻技術在電力線載波通信應用的優點、方式和現狀，並對低壓電力線網路的特性進行了簡單的分析。在闡述了擴頻通信的基本原理的基礎上，本文詳細地介紹了電力載波遠程抄表系統的具體實現，包括硬體模塊和管理軟體本系統已投入運行，具有較高的穩定性和可靠性。
  3. A new design and simulation for analogue forepart filter in low voltage power line communication

    低壓電力線通信模擬前端濾波器的設計與模擬
  4. Design and implementation of low voltage power distribution intelligent monitoring system based on isomeric architecture

    基於異構體結構的低壓配電智能監控系統設計
  5. Research of standard time transmission in low voltage power net

    低壓電力網標準時間傳遞研究
  6. Trip devices for ac and general purpose dc low - voltage power circuit breakers

    交流和通用直流低壓電力斷路器的斷開裝置
  7. Study of principle of selective leakage protection of zero sequence dc of low - voltage power network underground and its implementation

    礦井低壓電網零序直流選擇性漏電保護原理的研究及實現
  8. The importance of equipotential link - up in architectural power supply design amp; amp; low - voltage power distribution

    等電位聯接在建築供電設計和低壓配電中的重要性
  9. Power capacitors - low - voltage power factor correction banks

    電力電容器.低壓電力因數校正裝置組
  10. As a separate system, the system of statistics and analysis for the reliability of low - voltage user records reliability datum of every low - voltage user by gathering terminals, collects and deals with these datum with the technique of low - voltage power line carrier by lumped instrument. last, the datum in the lumped instrument are read in the database of the master station computer by telephone network

    低壓用戶可靠性統計與分析系統作為獨立系統，以低壓臺區為單位，通過採集終端記錄每個低壓用戶的可靠性數據，再採用低壓載波由集中裝置對這些數據進行集中並處理，主站計算機以電話網路撥號的方式將集中器中的數據讀入數據庫。
  11. Low - voltage power supple d. c. output for electric control equipment

    電控制設備用低壓直流電源
  12. Low - voltage power circuit breakers and ac power circuit protectors, preferred ratings, related requirements and application recommendations for

    低壓電力斷路器和交流電力電路保護器的優選額定值相關要求和應用建議
  13. Insulators for low voltage power lines. part 4 : insulators for trolley overhead lines

    低壓電力線路絕緣子第4部分：電車線路用絕緣子
  14. This paper presented a general systematic view, application and current development of the power line carrier transmission technology, and clearly compared some existing power line carrier communication chip with each other. then the authors analyze the channel " s characters of low voltage power line, and formed an abstract carrier channel model. using this as its basis, a new kind of transmission technology is designed that adopted transmission technology combining the spread spectrum modulation with channel coding, which can solve the problems above mentioned to a certain degree, and need not pay for high cost

    文章不僅全面地介紹了電力線載波通訊技術的特點、應用及其發展狀況，還對目前的電力線載波通訊晶元進行了比較；並通過對低壓電網通道特性的分析和研究，抽象出其載波通道模型，在此基礎上，提出了將擴頻調制和通道編碼相結合的傳輸技術用於低壓電力線載波通信，這可以在很大程度上解決電力線的干擾問題，且不必付出高昂的代價。
  15. Design reliability for low - voltage power line carrier communication

    低壓電力載波通信中的抗干擾設計
  16. Railway fixed equipments. halogen free low voltage power cords and cables used to underground railway network fixed equipment, cables for electric traction or lighting

    鐵路固定設備.地鐵網固定設備電牽引或照明電纜用無鹵化物低電壓電力軟線
  17. In the system, the low voltage power line is the first signal tunnel without any other relay equipments between customer terminal and substation collector, public telephone line serves as the second signal tunnel between substation and management center computer. as a breakthrough of conventional concept of electricity meter, this thesis initiate a new concept, namely, intelligent power customer terminal ( shortly, customer terminal ), which is developed with spread spectrum plc communication functional and possesses many advanced functions, such as, in addition to electric energy acquisition, guarding against electricity pilfering, preventing wrong connection, protecting malfunction, remote communication ( for example, remote power supply or halt, remote configuration of electricity meter, remote load control, etc ), and so on

    本文首先系統地總結了目前國內外低壓電力網數據傳輸技術的研究現狀和存在的問題，在此基礎上，從理論上論證了在低壓電網上應用擴頻載波數據通信技術的可行性和優越性，並重點論述了擴頻載波技術抗電力線噪聲干擾的機埋；本文提出了一個新穎的基於低壓電力線擴頻載波通信技術的集中遠抄系統的總體方案，即由用戶終端、集中器和電能管理系統所組成的網路系統，其中，用戶終端到配變集中器用低壓電力線作為通道，中間無需其他硬體中繼設備，集中器到電能管理系統用公用電話網作為通道。
  18. Research of the home - network protocols based on low - voltage power line communication

    基於低壓電力載波的家庭網路應用研究
  19. This paper introduces present application status of some media for image ( video ) transmission and puts forward the idea of the image ( video ) transmission system based on transmitting over low - voltage power distribution networks, which does n ' t require special transmitting networks

    本文對目前的圖像（視頻）傳輸系統使用不同傳輸介質的情況進行了分析以後，提出了基於電力載波的圖像（視頻）傳輸系統的設計方案，該系統能夠免除鋪設傳統的圖像（視頻）傳輸網路。
  20. Simply analysis for the present situation of line consumption matters with low voltage power net in country and the countermeasure

    農村低壓電網線損現狀及降損措施探討
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