波能發電站 的英文怎麼說
中文拼音 [bōnéngfādiànzhàn]
波能發電站
英文
wave power station- 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...
- 能 : 能名詞(姓氏) a surname
- 發 : 名詞(頭發) hair
- 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...
- 站 : Ⅰ動詞1 (站立) stand; be on one s feet 2 (停下來; 停留) stop; halt; pause Ⅱ名詞1 (停車點) st...
- 電站 : power station電站船 generating ship
-
To keep the environment people live in, we should restrict or prevent many kinds of pollution, which includes electromagnetic radiation pollution. while we are considering setting up base station or evaluating the electromagnetism pollution of environment, we can measure on the spot. to save time, hard work and cost taken by measuring on spot, it is necessary to calculate and analyze the electromagnetic wave propagation in urban area
在對現有電磁輻射源(如移動通信基站、廣播電視發射天線等)環境電磁污染狀況進行評估時可以進行實地測試,但是對在建或擬建的輻射源則不可能進行先測試,同時為了避免實地測試的費時、費力和較大的測試費用,通過計算機來計算分析城市環境電波傳播顯得很有必要。In this paper according to the design scheme of yao heba power station in nan yahe river, the mathematical model with longer and complicated conduit system, elastic water hammer and pid regulating low of voter turbine adjusting system in the case of the small fluctuation has being built, which include conduit system, surge tank, draft tube, water turbine, generator and governor. the hydraulic losses are taken into account, and nonlinearization in water turbine and the governor is also taken into account
本文根據南椏河姚河壩水電站的設計方案,對水輪機調節系統,按長引水管道復雜引水系統、彈性水擊、調速器為pid調節規律,在小波動情況下,對包括引水道、調壓井、尾水管、水輪機、發電機、調速器在內的水輪機調節系統建立數學模型,並計及引水管道水力摩阻損失,對水輪機、調速器考慮了其中的非線性,利用功能強大的matlab軟體編制了源程序進行計算機模擬計算。In accord with the state standard about harmonic. the harmonic permission value of tangqian line is calculated. some measurement data are shown and analyzed, and some main conclusion is drawed that the 7th harmonic voltages of tangqian line is near to the permission value, total harmonic voltage distortion ratio has oversteped the permission value. the 3th harmonic, the 5th harmonic, the 7th harmonic and the 9th harmonic current from tangqian line all overstep the permission, the largest 5th harmonic current ratio in tangsc reaches 44 %, the 7th harmonic and the 9th harmonic current in tang7c and tangsc is large maybe because the harmonic current is magnified. this paper studies the model of each element in tang yin substation
根據有關公用電網諧波的國家標準,計算出湯牽線注入湯陰變電站的諧波電流允許值,從實測數據可以得出一些重要結論:湯牽線7次諧波電壓含有率的最大值接近國標中的限值,湯牽線的諧波電壓總畸變率的最大值已超標;湯牽線注入電網的3 、 5 、 7 、 9次諧波電流都超標;湯6c電容器的5次諧波電流含有率較高,最高達到44 ;湯7c和湯8c電容摘要器的7次和9次諧波電流含有率偏高,原因可能是發生了諧波電流放大現象。Not particularly through radio communication, except on certain wave lengths that are absorbed by the atmosphere. but as points of departure for exploration they ' ll be very useful
不是,尤其不能用無線電聯系,除非通過某些可以被大氣層吸收的波長進行聯系。至於從科學探索的角度出發,這些空間站是非常有用的。A new experimental and training system with modular hardware and software is introduced in this paper based on the research and analysis of the principle, structure and realizing method of microprocessor relay protection and safety automation equipment and the constitutes of cut - up arrangement substation integrated automation at home and abroad whose function includes relay protection experiment, such as current protection, distance protection and so on, and substation integrated automation experiment etc. the structure and function of the experimental and training system are introduced in detail, the principle and function of the hardware section are analyzed, and the method of software designing and programming is concisely set forward. in this paper, a new communication mode between computer and the rs - 485 bus and the can bus by using the computer ' s epp port and an effective method of software ' s remote downloading are brought forward
論文在研究和分析了國內外微機保護和安全自動裝置的原理、結構和實現方法以及分散分散式變電站綜合自動化系統構成的基礎上,開發了一種硬體和軟體模塊化,能實現電流保護、距離保護、故障錄波等多種繼電保護和安全自動裝置功能以及變電站綜合自動化功能的實驗培訓系統,詳細介紹了整個實驗培訓系統的結構和功能,分析了硬體部分的原理和作用,還簡要闡述了整個軟體編制的大體方法,並提出了一種利用計算機的epp口實現上位機與rs - 485總線和can總線通信的新型通信方式,提出了一種利用psd913f2的雙flash的特點進行軟體的遠程在線下載的方法。A. not particularly through radio communication, except on certain wave lengths that are absorbed by the atmosphere. but as points of departure for exploration they ' ll be very useful
答:除非用某些能被大氣層吸收的無線電波段,否則在太空軌道站用無線電進行通訊並不怎麼特別合適。但作為探險活動從那裡出發倒是非常合適的。Based on the investigation of analysis methods for the overvoltage striking on rotating electric machines and its research status at home and abroad, the safety forecast theory and the analysis method for the switching overvoltage of large power stations are firstly presented based on the field - circuit analysis, and the transient field distribution and the insulation condition in the stator winding insulator stricken by the switching overvoltage in large power stations are studied and analyzed on line
本文在分析和總結國內外關于旋轉電機過電壓分析方法及其研究現狀的基礎上,首次提出了基於場路結合的廠站操作過電壓安全預測理論和分析方法。本文研究了大型電站中的操作過電壓沖擊波在發電機定子繞組絕緣介質中暫態電場的實時分佈狀態,在線分析發電機的絕緣工作狀況,搜索發電機內部可能突發絕緣事故的區域,預測發電機內部可能發生絕緣事故的故障點,並重點研究了大型發電機絕緣安全在線預測分析方法和建立了大型發電機絕緣安全評估模型。B fault detection : detection and indication of inter - phase and earthed phase fault, detection of broken wire, transmission of fault data, fault isolation and service restoration
故障檢測功能:檢測故障發生的時間歷時過程,故障電流電壓的幅值和方向,故障錄波和報文記錄,故障遙測報文上送,與配電主站配合完成故障隔離和事故恢復。Aim at the requiring of transverse task of the power supply system by solar energy of baxian ding, qin huang dao, after synthesizing numerous data home and abroad the distant monitoring system that composed with the ibm - pc computer and 80c31 single - chip microcomputer has been designed. the idiographic content as follows : ( 1 ) the controller of electrification and discharging is the optical set in the power supply system by solar energy
本文根據「秦皇島八仙頂太陽能供電系統」技術要求,在查閱大量國內外相關資料的基礎上,開發了由ibm - pc機與80c31單片機組成的「微波中繼站太陽能供電遠程監控系統」 ,具體內容如下: ( 1 )在太陽電池供電系統中,充放電控制器是一個關鍵設備。Based on the writer ' s research and development, chapter 3 discusses the analysis, design and development of some important sets in mps4000 sias which are set for switching on the power, set for multi - function measurement protective and set for directional protection. digital filter and subsection revise technology are discussed in this chapter too
第三章結合筆者的研發實踐,論述了變電站綜合自動化系統中自動準同期裝置、方向保護裝置和多功能測量裝置的分析、設計和開發,同時詳細分析了在研發過程中對數字濾波技術、分段校正技術等工程技術的應用。分享友人