高壓輸電線網 的英文怎麼說
中文拼音 [gāoyāshūdiànxiànwǎng]
高壓輸電線網
英文
gridiron- 高 : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
- 壓 : 壓構詞成分。
- 輸 : Ⅰ動詞1 (運輸; 運送) transport; convey 2 [書面語] (捐獻) contribute money; donate 3 (失敗) l...
- 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...
- 線 : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
- 網 : Ⅰ名詞1 (捕魚捉鳥的器具) net 2 (像網的東西) thing which looks like a net 3 (像網一樣的組織或...
- 高壓 : 1 (殘酷迫害; 極度壓制) high handed 2 [氣象學] (高氣壓) high pressure3 (高電壓) high tension...
- 電線 : (導線) wire; electric wire; current lead
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Through analysising the characteristics of the power system with floating neutral point deeply, the paper puts forward a new plan of single - phase to ground fault line selection on the base of s ' s signal injecton method and gives the hardware and software design. in this design, the high speed sampling and data processing is carried out through using dsp processor ; the large electrice current is drived through the application of a high - performance audio power amplifier and transformer ; the communication between host computer and detectors is realized through rs485 bus technology ; the difference multilevel frequency - selected amplifier is designed and the feeble signal of space is sampled on the base of the theory of magnetic induction ; the interface between dsp and exterior chip and rs485 interface logical is designed through using fpga ; the using of lcd module and keyboard interfacing chip makes the interface between human and machine ; the programme of host computer and detectors is designed through using blocking design method
在本設計中,採用高速的dsp處理器,實現了對故障特徵信息的高速採集與處理;採用大功率的功放晶元與變壓器配合的方法,實現了大電流信號的驅動輸出;採用485總線技術,組建了裝置主機與多探測器之間的主從式通訊網路,實現了多干擾條件下裝置主機與多探測器的可靠通訊;設計了差分式多級選頻放大電路,採用磁感應的方法實現了對空間微弱信號的接收;利用fpga技術,實現了控制器與多外設的介面及數字信號的串並轉換;採用了先進的lcd液晶顯示模塊及鍵盤介面晶元,設計了人機信息交互的介面;採用了模塊化的軟體設計方法,開發了裝置主機及探測器的軟體程序。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。This project makes some researches with emphasis on the mv / lv distribution power supply situation under the present load condition. some results such as the calculation of line load rate, theoretical line consumption rate and electric voltage decrease are acquired by the mathematical analysis, and thus the power supply capability is evaluated comprehensively. the same has been done to the lv power network
課題在系統搜集分析蘇州供電企業的背景資料,即企業概況、電力需求、輸電網、高壓配電網狀況基礎上,重點研究了當前負荷下的中低壓配電網供電情況,並通過數學分析得出線路的負載率的計算、理論線損率以及電壓降等各項運行指標,綜合評估得出其供電能力。On the condinary, much reactive capacity loaded would be bad, and net ' s voltage would be higher and its security would be influenced. with the needs of reducing line loss, to study the method of compensating reactive capacity has been an important task in power department
同理,如果就地投入補償過大,多餘的無功就要通過輸配電線路向其他設備或區域輸送,也會造成無功和有功損耗,使得用戶的電壓偏高,影響到電力網的安全經濟運行。One of the most important events in the history of the development of tv technologies is the implementation of digital compression technology, which leads tv industry into a new rapidly developing stage. with satellite, cable and terrestrial transmission channels, dvb, of which the digital compression is the core technology, has such features as two - way channels, interactive functions, etc. in dvb system, the information of video, audio and text is digitalized and integrated to form a new kind of tv program. furthermore, through online digital information broadcasting, people can browse information of other programs while watching several programs just as they have done on the internet
電視技術發展史上最重要的里程碑是數字壓縮技術的廣泛應用,它將電視事業帶入一個新的高速發展時期,以數字壓縮為核心技術的數字電視廣播通過衛星有線和地面傳輸具有多功能雙向傳輸交互性等特點,不僅將圖像聲音和文字等信息數字化,而且將有關信息相互鏈接並有機地結合在一起形成了新的節目形態,特別是其採用了數字信息在線廣播方式,觀眾在收看到多套節目的同時還可以像訪問網際網路那樣瀏覽其它節目信息。Based on the research project of my tutor the application of a new unified power flow controller in extra high voltage transmission lines operated in two phases, the existing principle of upfc and methods of the transmission lines operated in two phases, put the new upfc into hai - jin - jia 330kv extra high voltage transmission lines based on perfecting the framework of main net located in west of river in gansu which can improve the quality of electric power and ensure power transmission or transfer between the main net of gansu and the area of west of river
本文綜合分析了海-金-嘉330kv超高壓輸電線路在正常運行和故障情況下的諸多問題,在upfc的現有成果和非全相運行現有方案的基礎上,結合導師的研究課題? ?新型統一潮流控制器在超高壓輸電線路非全相運行中的應用。提出在完善甘肅河西主網架結構的基礎上,將新型的upfc應用於海-金-嘉330kv超高壓輸電線路,可以較好的解決電壓質量問題,確保甘肅主網與河西地區電網的功率傳輸、轉換。Full - sealed assembling capacitor is applied to ac power system 50 60hz with rated voltage of 6kv 10kv 35kv for improving power factor and quality of power grid, reducing transmission loss and raising the efficiency of power transmission transformation facilities
全密封集合式並聯電容器,主要用於工頻50hz或60hz ,額定電壓6kv 10kv及35kv的交流電力系統中用來提高功率因數改善電網質量降低線路損耗,充分發揮輸變電設備效能。The following is the main points. haishrwan - jmchang - jiayuguan 330kv extra high voltage transmission lines is the weak line in gansu
本文研究的主要內容如下:海石灣金昌嘉峪關330kv超高壓輸電線路是甘肅電網中的薄弱環節。In order to compensate for the capacitive charging power of transmission lines, control reactive power flow, stabilize operating voltage and restrict arc current, the shunt reactors are usually installed on ehv transmission lines, especially for uhv transmission lines
摘要超、特高壓輸電線路為了補償線路的容性充電功率,控制無功潮流,穩定網路運行電壓,限制潛供電流等,一般要安裝並聯電抗器。High voltage shunt capacitor installation is applied to ac power system with 50hz for raising power factor, adjusting voltage of power grid, reducing transmission loss and raising the efficiency of transmission trans - formation facilities, so as to improve the quality of po - wer supply
高壓並聯電容器成套裝置適用於工頻輸配電系統中,用以提高功率因數,調整電網電壓,降低線路損耗,充分發揮設備效率,改善供電質量。Full - sealed assembling capacitor is applied to ac power sys - tem 50 60hz with rated voltage of 6kv 10kv 35kv for improving power factor and quality of power grid, reducing transmission loss and raising the efficiency of transmission transformation faciliti - es. this type of capacitor has an assembling full - sealed struc - ture, and it is comprised of capacitor unit body, container, insula - ition cooling impregnant, outlet ceramic bushing, pressurereleas -
額定電壓6kv 10kv及35kv的交流電力系統中用來提高功率因數改善電網質量,降低線路損耗,充分發揮輸變電設備效能。本產品為裝配式全密封結構。主要由器身波紋油箱絕緣冷卻油出線套管壓力釋放閥溫度控制器等部件組成。Since 1996, six international global telemedicine conferences have been held by the university, the largest of all being the " moving with the sun 97 " conference which was the first 24 - hour telemedicine conference linking up 19 medical centres across the world. telemedicine links medical experts in different parts of the world together by using high speed multimedia network such as asynchronous transfer mode ( atm ), very small aperture terminal ( vsat ) and virtual private network ( vpn ) as communication media in conjunction with compressed video conference technology
遠程醫療是醫療技術與高科技相結合的典範,以高速多媒體電信網如異步傳輸模式( atm ) 、高速衛星專線( vsat )及組建虛擬專用網( vpn )作為通訊渠道,並配合先進視像壓縮技術與世界聯網,使身處不同地方的醫學專家可以面對面進行各種醫療活動,打破時間和空間的限制,為救死扶傷開創了另一新途徑。An interconnected system for the distribution of electricity or electromagnetic signals over a wide area, especially a network of high - tension cables and power stations
輸電線路一個用來在廣大地區內傳遞電力或電磁信號的內部相聯的網路,尤指由高壓電線和發電站組成的網路The accurate fault location of the fault position of high voltage transmission line is principal measure for improving safety and economic performance of the power restoration of line, cut down economic loss due to the failure, which has great social and economic interests
=高壓輸電線路故障點的準確定位是提高電網安全經濟運行的主要措施,準確的故障定位可以減輕巡線負擔,加快線路恢復供電,減小因停電而造成的經濟損失,具有巨大的社會和經濟效益。Cobranet audio network technology is the development trend of audio transmission and switching, as the pace of the broadcast digital and networked development is stepping. cobranet audio network technology transmits and distributes real - time and uncompressed digital audio signal. compared with analog, this technology not only transmits high quality audio, but also economize cost. now many broadcasting stations, gymnasiums and meeting places start to make use of this technology to build their network systems. in order to operate and maintain these networks, network managing software aiming at application will be needed
Cobranet音頻網路技術利用快速以太網傳輸和分配實時、非壓縮的數字音頻信號,在保證傳輸高質量的音頻信號的同時,與傳統的模擬方式傳輸音頻信號相比,大大降低了電纜布線等成本。目前很多廣播電臺、體育中心以及大型會場都開始利用該技術組建自己的音頻網路系統,而要運行和維護這個網路系統,需要開發專門基於cobranet技術的面向應用的網路管理軟體。分享友人