水輪機 的英文怎麼說
中文拼音 [shuǐlúnjī]
水輪機
英文
water turbine; hydroturbine水輪機計器盤 water turbine instrument panel-
Code for model acceptance tests of hydraulic turbines
水輪機模型驗收試驗規程Because of the technical complexity of the turbine for the three gorges project and on the basis of several important technical problems which have been defined in the international bidding documents for 14 generating units in the left bank power station, the owner of the project has decided another some important technical problems based on appraisal and comparison in the bid appraisal stage after the bidding documents are analyzed and the tender documents are cleared by the tenderers
由於三峽工程水輪機技術上的復雜性和挑戰性,在左岸電站14臺機組國際招標文件已明確了若干重大技術問題的基礎上,在機組議評標階段,對招標文件進行分析和投標商對投標文件進行澄清說明后,經評議比選,業主又決策了幾個重大技術問題,主要有:水輪機設計水頭的確定,負傾角葉片水輪機的應用,兩套水力設計,舍棄初期轉輪,蝸殼進行水壓試驗等。Based on the contrast with other method, the way " frame + rule " is choused to store the knowledge. directing against the characteristic, put forward positive and negative to the tactics of mixing reasoning. at last adopting the thought of the soft project, the modularized and open system of hydraulic turbine group is realized by delphi 6, which is an object - oriented language
在本文中,研究了水輪機組的狀態監測和故障診斷整個系統,闡明了系統主要內容和總體框架,並著重研究了作為專家系統核心的知識庫及管理系統的構建方法,在比較的基礎上採用了「框架+規則」的組合存儲方法,並且針對特點提出了正反向混合推理的策略,最後採用軟體工程的思想,用delphi6 . 0編程實現了具有模塊化和開放式的水輪機組的故障診斷專家系統。Many large capacity turbine runners in commercial running have come to cracks or vibration problems with different extent in china. therefore, to ensure the large francis turbines running safely and stably is an important issue on design and type selection research
在我國陸續投運的大型水輪機轉輪相繼不同程度地出現振動與裂紋,因此,保證大型混流式水輪機的安全穩定運行就成為設計選型研究的重要問題。With the developing trend of large size and large capacity, the turbine ' s natural frequencies are decrescent, maybe reaching the input forces " order of magnitude. so, it is becoming more and more important to analyze the stability of a turbine
隨著水輪機組朝著大尺寸、大容量的方向發展,其自身的固有頻率也隨之降低,與干擾激振力的頻率屬于同一數量級,因此,水輪機組運行的穩定性就變成更為重要的問題。Analysis and treatment of draft tube inner lining cavitation damage
水輪機尾水管里襯氣蝕破壞的分析處理Analysis and treatment on cavitation damage in liner of turbine draft tube
水輪機尾水管里襯汽蝕破壞分析處理Calculation for transverse force of vibration in turbine runner induced by draft tube surges
水輪機尾水管渦帶誘發的轉輪橫向激振力計算Efficiency test study on unit 2 of gongzui hydropower station by ultrasonic method
水輪機發電機組超聲波法效率試驗研究Among the designs left by leonardo da vinci almost 500 years ago ? with notes written backward to be read with a mirror ? were the parachute , life jacket , water pump , swim fins , well digger , paddle - wheel boat , horseless carriage , sprocketchain , steam gun , water turbine , lens - grinding0 machine , shrapnel , machine gun , airplane , helicopter , submarine , and mass production
近500年前列奧納多?達?芬奇留下的許多設計稿? ?即須通過鏡子才能讀懂的反著寫的筆記,其中有降落傘、救生衣、水泵、游泳腳蹼、鉆井機、明輪機、無馬馬車、扣齒鏈、蒸汽槍、水輪機、磨鏡片機、子母彈、機關槍、飛機、直升飛機、潛水艇和成批生產的設計。It is a high performance and energy - saving impulse turbine rotor made of new style alloy material
圖為採用新型合金材料高效節能防斷斗沖擊式水輪機轉輪。For the kobold horizontal - axis rotor, the hydrodynamic performance is explored and studied gradually. at first, a basic resistance - type method is presented
對于橫軸蹼板式水輪機,本文從流體力學的基本原理出發,對蹼板式水輪機的水動力性能及其計算方法進行了循序漸進的探索和研究。In this paper, different computation methods and the hydrodynamic performance of vertical - axis variable - pitch cycloidal ( voith - schneider ) rotor and kobold horizontal - axis rotor are studied
本文以可調角直葉擺線式水輪機和蹼板式水輪機為對象,研究它們的水動力性能及其理論計算方法。Based on the linear model of governing object, this paper calculates the turbine turbine transfer coefficients and six ki parameters of generator in different work point, and the effect of these changing on latent root are calculated
以調節對象線性化模型為基礎,從1個實例計算入手,計算了不同工況下水輪機傳遞系數和發電機6個參數的變化情況,進而計算這些參數變化對調節對象特徵根的影響。Yet lilliputian windmills, water mills, solar panels and biomass furnaces could have a big collective impact
然而,小人國居民的風車、水輪機、太陽能電池板與生物材料燃爐都能為社區帶來共同的好處。The paper lucubrated on retrofit design of francis runner hl240
本文對hl240混流式水輪機轉輪的改型設計進行了深入的研究。Hydro - turbine governing system is a nonlinear and time mutative system that is usually conducted following analysis and calculations : calculation of regulation guarantee under transiting process of acute fluctuation ; dynamic analysis under small fluctuation
水輪機調節系統是非線性和時變性的系統,其分析計算分為:大波動過渡過程下的調節保證計算;小波動情況下的動態分析。The calculated result from an example shows that the stable sectional area reduces with the increase of working head, or the decrease of the tailrace tunnel length
計算結果表明,尾水調壓室斷面面積隨水輪機工作水頭的增大或尾水洞長度的縮短而減小。The paper discusses the construction, adjust processing and control algorithm of the system
將九區控制演算法應用到水輪機調節系統上是大有發展前景的。Energy losses leading to a decrease in head are also done away with, likewise losses in flow rate from the screening installations, both of which can have a detrimental effect on the efficiency of the facility. the constructional effort required for a hydrodynamic screw is small compared to that required for a turbine. if the compact version of a hydrodynamic screw hydrodynamic screw trough power take - off unit combined as a single unit is used, the constructional effort can be further reduced
水力螺旋機技術的優點有:無需監控系統,可自行調節水體供給和供給頻率運行效率高於水輪機和小型渦輪機效率梯度平穩轉速低20rpm - 80rpm ,運行穩定防磨損無需定期清潔,易維護對河道湖泊里的魚蝦無損害基礎工事少,安裝簡便無堵塞,無需隔欄裝置能量利用充分等。分享友人