
[電] 水力發電機
A program of FORTRAN language is worked out to calculate ventilation system in hydroelectric generator.
編制了用網絡矩陣法對水輪發電機通風系統計算的FORTRAN程式。
Eventually, this method is proved by calculating the ventilation of the bulb tubular hydroelectric generator in Baigou power station.
最後通過對白垢電站燈泡貫流式水輪發電機通風系統計算對網絡矩陣法進行了驗證。
Water turbine governor is an important automatic control equipment of hydroelectric generator unit.
水輪機調速器是水輪機控制系統中的重要設備。
A human-portable hydroelectric generator that weighs about 30 pounds and generates 500 watts of power may soon be a new option for off-grid power.
一款重約30磅、産生500瓦功率電力的人力便攜式水力發電機将很快面世,成為離網供電的一種新選擇。
Permanent magnetic device. as a new type patent device, is used to ensure the hydroelectric generator to start its static excitation more reliably and more quickly.
永磁裝置是一種用于使水輪發電機靜止勵磁系統可靠快速起勵的新型專利裝置。
When the boat is under sail, water forced through the duct turns the blades of a small hydroelectric generator that charges a bank of lithium-ion batteries.
當船在航行時,被迫通過管道的水旋轉一個小型水輪發電機的槳葉,發電機給一組锂離子電池充電。
Using the finite element method software ANSYS, the stator temperature field of the hydroelectric generator is analyzed and calculated, the corresponding temperature field picture is given.
在此基礎上應用有限元法的通用軟件ANSYS,對大型水輪發電機定子溫度場進行分析與計算,繪制了相應溫度場圖。
This paper introduces a frequency measurement system based on an AT89C2051 micro controller for hydroelectric generator unit.
介紹了以AT89C2051單片機為核心的水輪發電機組頻率測量系統。
The 3-layer database storing structure is used in the new hydroelectric generator vibration and swing state monitoring system.
在開發的水力發電機組狀态監測系統中采用了三層數據庫結構。
A multiple modal synthesis method was adopted to obtain governing equation for a whole hydroelectric generator system including rotary and fixed components.
為了解決水輪機隨機振動分析問題,采用了多級模态綜合技術建立水輪機包括轉動部件和固定部件在内的整機系統模型。
In order to realize hydroelectric-generator's auto fault early warming, a new method based on distribution estimation is presented.
為了實現水電機組自動故障預警,提出一種基于概率分布估計的新方法。
The mounting and adjusting technique for the replacement on field of the elastic oil tank of thrust bearing of No. 1 generator in Danjiangkou Hydroelectric Power Plant was introduced in detail.
主要介紹了丹江電廠1號發電機新彈性油箱更換過程中現場安裝與調整的情況。特别詳細介紹了對推力軸承彈性油箱的安裝與調整,在已運行的機組上更換應如何進行。
Introduces the heavy repair process and its management of the first generator unit in Shanxi Hydroelectric Generating Station.
介紹了珊溪水力發電廠首台機組大修的過程及其管理。
The design on microcomputer-based longitudinal differential protection of generator-transformer block in Jingnan Hydroelectric Power Plant is introduced.
介紹了京南水電站微機發電機-變壓器組縱差保護的設計。
Based on this, the part puts forward on the system's architecture of condition monitoring and failure diagnosis system in Long Yang Xia hydroelectric power plant's water-turbine generator set.
在此基礎上提出了某水電廠水輪發電機組狀态監測和故障診斷系統的體系結構。
Hydroelectric generators; Pumped storage power plants; AC generator motors;
同步發電─電動機;抽水蓄能電站;電動機;起動;
A consortium led by Chesf, a state-owned electricity generator, won a contract to build the world’s third-largest hydroelectric dam on the Xingu river in the Brazilian Amazon.
由聖弗朗西斯科水電公司這所州立的發電機公司領頭的聯營企業在緻力于在巴西的亞馬遜河的興谷河上建造世界第三大水力發電大壩的合同上取得優勢。
水力發電機(Hydroelectric Generator)是水力發電系統的核心設備,通過将水流的動能轉化為電能,為電網提供清潔能源。其工作原理基于電磁感應定律,主要由水輪機、發電機轉子、定子及控制系統組成。當水流沖擊水輪機葉片時,水輪機帶動發電機轉子旋轉,切割磁感線産生感應電動勢,最終通過變壓器升壓後輸送至電網。
根據國際可再生能源機構(IRENA)的定義,現代水力發電機可分為兩種類型:
美國能源部數據顯示,水力發電機組的轉換效率可達90%以上,遠超其他可再生能源設備。典型應用包括抽水蓄能電站,這類系統在電網調峰中發揮關鍵作用,例如中國白鶴灘水電站使用的800兆瓦級水輪發電機組,其單機容量位居世界前列。
從環境效益角度看,聯合國氣候變化框架公約(UNFCCC)指出,水力發電機全生命周期碳排放強度僅為燃煤電廠的1/50,且具備長達50年的運行壽命。當前技術發展聚焦于磁懸浮軸承和智能控制系統,可提升低水頭條件下的發電效率。
"Hydroelectric generator" 指水力發電機,由兩個核心部分構成:
Hydroelectric(水電動力的)
Generator(發電機)
水流(如河流或水庫)的勢能通過渦輪轉化為機械能,發電機進一步将機械能轉化為電能。這一過程通過電磁感應原理實現,符合能量守恒定律:
$$
E{text{電能}} = eta cdot E{text{水能}}
$$
其中,$eta$ 是系統整體效率(通常為80-90%)。
若需進一步了解水電站類型(如抽水蓄能、徑流式),可提供更詳細的分類說明。
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