電力網穩定度 的英文怎麼說
中文拼音 [diànlìwǎngwěndìngdù]
電力網穩定度
英文
network stability- 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...
- 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...
- 穩 : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
- 定 : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 電力網 : [電工] (供電系統) mains; power network
- 電力 : [電學] power; electric power電力變阻器 power rheostat; 電力捕魚 electrofishing; 電力潮流 directio...
- 穩定度 : degree of fixation
- 穩定 : 1 (使穩定) stabilize; steady 2 (穩固安定) stable; steady 3 (物質的性能不易改變的作用) stabi...
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Apply computer chip to control the circuit ; omron opto - elecrtonic control - ler and panasonic and mitsubishi inverter have stable performance, high precision, rapid reaction and long life - span ; the controlling plate applies tactile operation board which is handled easily ; vertical structural screen is easy to adjust the vertical printing pressure so as to ensure the quality of printing ; the frame lift is driven by electrical motor and installed with imported linear guide rails, of which the speed - adjust device, scraper and scraping blade can be adjusted within15 to 45 and can be set for many times so as to repeatedly printing with good precision and output, the flat bed is made of 2mm stain - less steel plates which are flat, smooth and indeformable ; it is also equiped with micromatic setting device in order to ensure the precision of multi - color overprint and auto air - intake device to ensure strong adsorption
採用電腦板控制電路,歐姆龍光電控制器,松下,三菱變頻器,行直穩定.精度高,反應快,壽命長,控制面板採用觸摸式操作面板,操作方便,六式結構型網版垂直升降印刷壓力可調保證印刷質量,機架升降採用電機驅動安裝進口直線導軌,刮刀、回墨刀可在15一45角調整,可設置多次,重復印刷保證產品精度.平臺板採用2毫米不銹鋼板製作,平整光滑不變形配有微調裝置,確保多色套印精度,配自動吸氣裝置,確保強有力的吸附。This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions
首先對加速度計及其測試技術的發展歷史和現狀,液浮擺式加速度計的工作原理和數學模型等作了簡要的介紹,然後確定了以二元調寬脈沖再平衡測試迴路為設計方案,並從控制理論的角度進行了分析,著重研究了系統中各部分的傳遞函數,利用系統開環傳遞函數分析了系統的穩定性,同時設計了系統的校正網路;分析了二元調寬脈沖再平衡測試迴路的解析度、采樣約束以及測試精度等基本問題,並按照系統分析的結果設計了包括前置放大、帶通濾波、交流放大、相敏解調、脈寬調制、頻標電路以及力矩電流發生器等測試系統各部分硬體電路,驗證了電路的正確性,最後按照測試系統的要求,採用了美國ni公司專為測試領域所開發的虛擬儀器工具? ? labview作為測試軟體開發工具,利用該圖形化編程語言完成了測試系統軟體部分的設計,實現了測試功能。To minimize the impact of the overhaul of power generating, transmission equipments on the safety, stability and economic operation of power gird, this paper, aiming at the overhaul demand of lots of equipments, brings forward the practical optimization method for overhaul planning which can adapt to the dynamic changes of the scale of power grid and integrate the load forecast and the balance of power load and power volume into it, therefore solve the key technical problems encountered by using computer to realize the optimization of overhaul planning
為最大程度減少電網發、輸電設備檢修對電網安全、穩定、經濟運行的影響,針對電網大量設備的檢修需求,提出了能適應電網規模動態變化,並與電網負荷預測、電力電量平衡有機結合的實用檢修計劃優化方法,解決了利用計算機實現檢修計劃優化的關鍵技術問題。In 2005, eph will carry out the overall plans mapped out by state grid corporation and central china grid company in an all - round way, follow the development target for a modernized company with strong power grid, excellent assets, service and performance as well as the working ideas for focus on development, management and staff and building a first - class company, take the activity of " management foundation year of standard comparing among enterprises in the same sector " as the major task to strengthen safety production and management, construction of internal quality management and public image, and management of assets operation, correctly deal with the relationship among reform, development and stability, insist on human - centralized development, endeavor to innovate and fulfill the annual work and development plant targets during the 10th five - year plan period and make contributions to henan economic development and grow - up of the central part of china
2005年,公司將全面落實國家電網公司和華中電網有限公司的總體部署,緊緊圍繞「一強三優」現代公司發展目標和「三抓一創」工作思路,以「同業對標管理基礎年」活動為主題,強化安全生產管理,強化內質外形建設,強化資產經營責任,正確處理改革、發展和穩定的關系、堅持以人為本,努力開拓創新,全面完成年度工作任務和「十五」發展計劃目標,為河南經濟發展和中原崛起作出新的貢獻。The electric power data network must make sure that the electric power system has high security, stabilization and efficiency. the information of schedular automatization, electricity energy collection, water instance measure, report and electricity network malfunction analysis requires very high security
電力數據網必須保證電力系統安全、穩定、高效生產的需要,其中調度自動化信息、電能量採集信息、水情測報信息和電網故障的分析等信息的安全性要求極高。In order to facilitate the overall simulation of power system, effectively strengthen the stability and security, to avoid large - scale power system failure, it is necessary to help the planners and dispatchers to manage the operation and control of power system with the state - of - art high performance computing that is suitable for power system application
為了通過對大規模互聯電網的整體模擬,有效加強電網的安全穩定運行,防止出現大規模停電事件,必須採用針對電力系統特點的高性能計算來幫助規劃部門和調度部門進行電網運行的管理和控制。After finished the cyclic voltammetry experiments, the results showed that iron steel grid can act as good current collector in the aqueous electrolyte. while the scan rate was fall in the range of 0. 5 - 4. 0mv / s, electrochemical reaction of the lithium insertion / extraction in the solid phase was kinetically limited by the diffusion of lithium ions. after 40 cycles in aqueous electrolyte the discharge capacities of sample of s13 reached 77mah / g, and showed good cycle performance
在水溶液中不銹鋼網可以作為電極的集流體,在0 . 5 - 4 . 0mv / s的掃描速度范圍內,鋰離子在尖晶石鋰錳氧化物的嵌入和脫嵌的電化學反應在動力學上是受鋰離子在固相中的擴散所控制,充放電實驗顯示樣品s13在水電解液中經過40個循環后達到77mah / g的放電容量,具有很好的循環穩定性。Recently there are situation of electric power shortage in many place of our country. the departments of electric power supplying have to shut off some users to keep the electric power net safe and stability
當前全國許多地區都出現了不同程度的電力供應緊張的問題,不少地方都發生了電力供應部門被迫拉閘限電以保證電網安全穩定運行的情況。According to the platform of guizhou power mpls / vpn ( multiprotocol label switching / virtual private network ) data network, the thesis mainly study how to realize the fusion of various professional service systems, and ensure the requirements of security, stability, extensibility, feasibility and in the coordination with local services in order to ensure the large - scale access of services. mpls improves the technology of the private network construction
基於目前建設的貴州電力mpls / vpn (多協議標記交換/虛擬專用網)數據網路平臺,論文主要探討如何實現各專業系統網路的融合,保障各業務系統安全性、穩定性、可擴展性、可用性以及與本地業務的高度協同性等方面的要求,最終實現規模性的業務接入。The two - dimensional axisymmetric subsonic - transonic - supersonic flow in an experimental arcjet thruster is simulated numerically using flux vector splitting method. the profiles of density, velocity, temperature, pressure and mach number can be obtained by the computation. the computation grid and some computed results are given here. the test equipment such as power supply system, ignition system, propellant supply system, arcjet thruster, thrust measuring device and vacuum system are introduced briefly. some working phenomena of the arcjet are observed and discussed. three different kinds of instability appeared in the process of the experiments. except some important parameters are measured, it is found that the operating stability of argon is better than that of nitrogen
對一實驗電弧加熱式發動機二維軸對稱亞跨超音速流動進行了數值模擬,所採用的方法是矢通量分裂演算法.通過計算可以得出密度、速度、溫度、壓力和馬赫數的分佈.給出了計算所使用的網格和一些計算結果.簡要介紹了實驗所使用的設備,如電源系統、點火系統、推進劑供給系統、電弧加熱式發動機、推力測量裝置和真空系統.對所觀察到的一些工作現象進行了討論.有三種不同的不穩定性出現于實驗過程.除了所測量的一些重要參數,通過實驗發現氬比氮工作更穩定The current research on the steady - state operation of grid - connected wind farms is introduced, including the power flow calculation models for power systems which contain wind farms, the analytic methods and models for the static voltage stability of wind farms, the voltage static stability indices and measures to control the voltage stability, the factors influencing the maximum power injection of wind farms and main relevant analytic methods, indices for wind farm scale, and the capacity credit
摘要介紹了風力發電並網的穩態運行的研究現狀,包括含風電場的電力系統潮流計算及模型,風電場的靜態電壓穩定性的分析方法與模型,電壓靜態穩定性指標和控制電壓失穩措施,風力發電最大注入功率的影響因素及主要分析方法,衡量發電規模的指標及容量可信度等。分享友人