電力載波系統 的英文怎麼說

中文拼音 [diànlìzǎibōxìtǒng]
電力載波系統 英文
telecontrol, teleprotection and associated telecommunications for electric power systems
  • 電 : Ⅰ名詞1 （有電荷存在和電荷變化的現象） electricity 2 （電報） telegram; cable Ⅱ動詞1 （觸電） give...
  • 力 : Ⅰ名1 （力量; 能力） power; strength; ability; capacity 2 [物理學] （改變物體運動狀態的作用） forc...
  • 載 : 載Ⅰ名詞（年） year : 一年半載 six to twelve months; six months to a year; 三年五載 three to five ...
  • 波 : Ⅰ名詞1 （波浪） wave 2 [物理學] （振動傳播的過程） wave 3 （意外變化） an unexpected turn of even...
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 統 : Ⅰ名詞1 （事物間連續的關系） interconnected system 2 （衣服等的筒狀部分） any tube shaped part of ...
  • 電力 : [電學] power; electric power電力變阻器 power rheostat; 電力捕魚 electrofishing; 電力潮流 directio...
  • 載波 : signal carrier; carrier wave; carrier: 3路載波 three channel carrier載波傳輸 carrier transmission...
  • 系統 : 1. （按一定關系組成的同類事物） system 2. （有條理的;有系統的） systematic
  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. Planning of single - sideband power line carrier systems

    單邊帶電力線載波系統的設計
  4. This paper mainly focuses on the noise limiting by means of the direct sequence spread spectrum ( dsss ) and the analysis of the transmission performance of the plc and some digital modulation technology. the contents of the paper is as follows : 1 ) the technical feasibility is proved after simulating noise limiting principle of dsss by means of systemview, the simulation software ; 2 ) a kind of band pass filter ( bpf ) is realized according to the requirement of filter and the principle of butterworth approximation, which satisfies the index of performance of dsss. 3 ) the low voltage plc system includes the sc1128, the specific modulation / demodulation ic, the bpf filter and other circuit components, furthermore, the control function of system is realized by means of the personal computer and the microcontroller

    本課題在對低壓電力線的傳輸特性和數字調制技術進行分析的基礎上，將通信理論中的直接序列擴頻技術（ dsss ）用於解決低壓電力線通信的干擾問題，主要研究內容如下： （ 1 ）用通信模擬軟體systemview對dsss技術的通信和抗干擾原理進行模擬分析，分別對時域和頻域下採用dsss技術前後接收信號的頻譜進行分析，驗證dsss技術在本系統中的可行性； （ 2 ）由dsss技術對濾波系統的要求，根據濾波理論分析了巴特沃思型濾波器的逼近原理並設計了合適的濾波電路； （ 3 ）用調制解調晶元sc1128和自行設計的濾波器加之輔助外圍電路，構造出低壓電力線載波通信系統，並採用atmel公司的單片機設計了接收和發射電路的微控制器； （ 4 ）分別對採取抗干擾措施前後輸入和輸出信號進行對比實驗，並對結果進行分析，驗證了dsss技術對干擾信號的抑制作用。
  5. In addition, the anti - jamming circuit in power line and design schema in allusion to the jamming of plc channel are analysed. from the point of view of the system, these measures are testified effectively in pratice

    另外，分析了低壓電力載波通道的干擾，研究了電力線上抗干擾電路及實施方案，從系統分析角度來看，措施是經濟而有效的。
  6. Application of power line carrier communication to blade coal feeder monitoring system

    電力載波通信在葉輪給煤機監控系統中的應用
  7. The possible factors including the deviation of temperature in length and breadth of rod, the changes of transfiguration resisting force under the changes of temperature, the adjustment of roll gap, the variation of rolling pressure, the changes of roller speed during dynamic adjusting press, the unmatched of seconds - flux under the dimension fluctuation of the coming sample and so on. the whole system was a closed loop which factors in it interacts each other

    可能的影響因素有:沿軋件縱橫向溫度變化、由溫度引起的軋件變形抗力變化、軋機輥縫值變化、負載變化、電機調節系統由不穩定向穩定過渡過程中軋輥轉速的變化（如咬鋼過程中的動態速降后的回復階段） 、來料尺寸波動造成秒流量不匹配等，整個模擬系統是各個因素相互影響關聯的一個閉環系統。
  8. Then one remote supervision system based on virtual instrument technology is studied and realized. the system can measure parameters such as signal level, carrier frequency and snr of remote channel, and can estimate the state of remote channel based on this parameters, and can display the time - domain and frequency - domain wave real time of remote channel, too

    針對目前遠動監控方案的不足，研究並實現了基於虛擬儀器技術的電力遠動通道監控系統，該系統可以對遠動收發信電平、載波頻率和信噪比三個通道參數進行測量，具有實時時域波形和功率譜波形顯示功能，並能根據通道參數對通道狀態進行綜合判斷。
  9. 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。
  10. Judging from above mentioned, we have well known the selection of ammeter and mode of communication is very important, which is directly related to ups and downs of amrs. so later the conditions is presented that make the amrs of residential quarters come true

    在自動抄表系統中，電能表和通訊方式的選擇很重要，它直接關繫到應用系統的成敗，因此在後面的文章里，指出實現基於低壓電力載波技術的社區電能自動抄表技術的條件。
  11. 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。
  12. Coupling devices for power line carrier systems

    電力線載波系統的結合設備
  13. The application of the plc in mine data communication

    電力線載波系統在井下數據通信中的應用
  14. Tfh. coupling devices for power line carrier systems vde specification

    電力線載波系統用耦合裝置
  15. Plc line traps for power line carrier systems plc line traps ; iec 60353 : 1989, modified

    電力線載波系統用線路阻波器
  16. First we should analyze the user ' s needs, then should we start our work : designing the configure of database, planning the interface of the users, how to communicate via the serials, the management of the system ' s users, and so on. because the technology of spread spectrum carrier ( ssc ) communication is the kernel of the power carrier technology of communication, so we then explicate the chips we use here

    首先，本文介紹了電力載波技術及自動抄表系統在國內外的發展；接著，簡要描述了整個抄表系統的構成，本套系統由計費終端（用戶電表、水表、煤氣表等，本系統主要針對用戶電能表）數據採集器、集中控制器和中心管理軟體四部分組成，實現遠程集中自動抄錄電能表數據。
  17. The theoretical and experiment results shows that the digital examine and control system which adopts vss lms algorithm can allow the apf to track changes in the system as well as produce a small steady state error, therefore ensures the speed and precision of apf. also erase / program flash on system and bootload are achieved

    實驗結果表明，採用變步長lms演算法的數字化檢測與控制系統同時保證了諧波檢測的速度與精度，在負載變化時有更好的跟蹤能力，滿足有源電力濾波器對諧波檢測的要求。
  18. A few kinds of signal separate measures, double caner frequency automatc switch function and relay function are taken into account on the design of wfplc - ml iniddle - voltage distribution line carrier modem. coupling equipment is designed with the filter and capacitance fitted togethel in this papef, it is also advanced an scheme about caner signal spanning the distribution line break. the equipment system has been finished and put into use, which has better result. the feasibly and necessity of the studying of this problem are posed

    Wfplc3510中壓配電載波系統利用10kv的架空線或電纜，將主控斷發出的命令信息轉換為載波信號通過三相耦合器耦合到電力傳輸線上，在被控端利用單相耦合器耦合到載波信號后轉換為介面信號發送給被控單元，被控單元亦可將返回數據通過單相耦合發送載波信號到主控端，實現信息的雙向傳遞。
  19. The communication technology of electric automatic system is discussed. it principally studies the technology of organizing nets, the communication technology of low pressure electric line and the technology of spread spectrum communication. it gives the project that power line carrier and direct sequence spread spectrum communication are combined with automatic dial - up passing modems for daqing automatic reading meter system

    探討了電力自動抄表系統的通信技術，重點研究了組網技術，低壓電力線通信技術，擴頻通信技術，提出了在大慶電力自動抄表系統中利用公眾電話網通過數據機自動撥號、電力載波和無線直接序列擴頻通信相結合的數據傳輸方案。
  20. Abstract : the basic operational principle of the series active power filter, when compensating the voltage type load, is analyzed through its system configuration

    文摘:通過所給出的串聯型有源電力濾波器系統結構，分析了其補償電壓型負載的工作原理。
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