高速水輪機 的英文怎麼說
中文拼音 [gāosùshuǐlúnjī]
高速水輪機
英文
high-speed turbine- 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...
- 速 : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
- 水 : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
- 輪 : Ⅰ名1 (輪子) wheel 2 (像輪子的東西) wheel like object; ring; disc 3 (輪船) steamer; steamboa...
- 機 : machineengine
- 高速 : (高速度) high speed; high velocity (hv); high rate; swift; fast; express; high-speed
- 輪機 : turbine
-
On the bridge main engine instrument board, there is main engine cooling water thermometer, lub oil pressure gauge, main engine revolution indicator, main engine emergency shutdown pushbutton, and there is audible and visual alarm device for main engine lub oil low pressure, cooling water high temperature, gear box lub oil low working pressure
本船駕駛室主機儀錶板設有主機冷卻水溫表、滑油壓力表、主機轉速表、主機應急停車按鈕,並具有主機滑油壓力低、冷卻水高溫、齒輪箱滑油工作壓力低的聲光報警裝置。Washed air purifier working principle : siphon and using centrifugal principle will be mixed in water pure plant essential oils inhaled through its siphon principle the motor base coaxial centrifugal turbines in the bottom of straw through exchanges cover a very high - speed rotary motor, reuse centrifugal principle, will be mixed in water pure plant essential oil spray bottle in the form within a water film bile, the dust in the air and inhaled bacteria in water purification at the same time after the indoor air insufflation, quickly and efficiently by removing indoor toxin biological, dust, cigarette smoke, the smell, virus
水洗空氣清新機工作原理:是利用虹吸以及離心原理;將混合於水的純植物精油通過虹吸原理吸入其電機底座的同軸離心渦輪下部的吸管中,通過交流罩極電機高速旋轉,再利用離心原理,將混合於水的純植物精油噴在瓶膽內形成一層水膜,將空氣中的灰塵以及細菌吸入水中,同時將經過凈化的空氣吹入室內,快速有效地去除室內的有毒素生物、灰塵、煙味、臭味、病毒等。The steam turbine is a machine regards steam as the work substance, and transforms thermal energy into kinetic energy of steam flow
汽輪機是以水蒸汽為工質,將熱能轉變為機械能的高速旋轉式原動機。The company offers the following key products to complete whole set machinery and equipment for cardboard box production : high - speed fully automatic printing and slotting machine ; one color, double - color, three - color and four - color water - based printing machine ; automatic ( air suction type ) and half - automatic ( chain type ) rotary slotting and corner cutting machine, four - connection slotting and corner cutting machine, four - axis paper separating and line pressing machine, thin knife paper separating and line pressing machine, carton stapler, carton binding machine and die cutting machine
公司產品主要有:高速全自動印刷開槽機;單色、雙色、三色、四色水性印刷機;自動(吸風式)和半自動(鏈條式)輪轉開槽切角機、四聯開槽節角機、四軸分紙壓線機、薄刀分紙壓線機、釘箱機、粘箱機以及模切機等全套紙箱機械設備。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。The automobile industry of shenyang has very special characteristic, the city has the most automobile brands in our country such as bmw, hino, jinbei and including the style of suv. mpv etc. shenyang is the highest opening city on the automobile industry that introduced such world - class automobile producers as german bmw, american gm, japan hino and the international known spare part enterprise such as u. s. a. jiangsen, germany elfe, french michelin
而發動機移到後面也產生了諸多問題,例如水箱布置困難,發動機散熱等冷卻問題不好解決又如乘員廂前面失去了發動機做「安全屏障」 ,汽車前端需要加固處理從而使成本上升而發動機等后移使得前輪附著力變小,高速時轉向不穩定,影響了操縱穩定性。This paper elaborates the parameters selection of the 700mw turbine for laxiwa power station located upstream yellow river, which is coming into construction soon. through statistical calculation of specific speed for turbines with large capacity, high operating head in domestic and oversea power station, utilizing turbine homologous theory. adopting regression statistic calculation method, it has got specific speed statistic equation., the demonstration of primary parameters selection, and the primary target parameters suitable for laxiwa power station
本文針對黃河上游即將開工建設的拉西瓦水電站700mw水輪機的參數選擇進行了研究,通過對國內外的大容量、高水頭水輪機的比轉速統計計算,利用水輪機的相似理論,採用回歸統計計算方法,統計出了比轉速統計方程,並進行了水輪機主要參數選擇論證,提出了適合拉西瓦水電站水輪機的主要目標參數。The simulation studies indicate that the proposed fuzzy controller can improve the dynamic performances of hydro turbine governing system
模擬研究表明:所論模糊控制器可以顯著提高水輪機調速系統的動態性能。A pcc based stepping motor driven dual control governor for kaplan turbine is presented in this paper. the governor adds the function of adaptive control of blades and radius basis function cam network based on the current pcc based stepping motor driven single control governor
該調速器在當前pcc步進式水輪機單調整調速器的基礎上引入了槳葉自適應控制和基於rbf網路的協聯裝置,可定期對轉槳式水輪機協聯關系進行自校正,保證水輪機始終運行在較高效率區。For simple program, extend easily and high performance but low cost, it will be widely used medium or small hydropower plants governor. it will enhance the automation level of hydropower plants governor
由於其編程簡單方便、擴展性強,同時兼有較高的性能價格比,可廣泛應用於中小型水輪發電機組的調速控制,對于提高我國中小型水電站自動化水平具有重要的實際意義。There is difference frequency measurement requirement for every part of pid regulating, difference between dynamic quality and static quality in response time and accuracy. according to these, it use the interrupt functions and high - speed counter of the simens s7 - 200 plc cpu226 basic unit and some peripheral circuit to measure frequency ; in software designed, the procedure frame of hydraulic - turbine governor and disperse process of parallel pid are analyzed, an improved pid algorithm is adopted to realize a pid regulation mode with variable structure and parameters ; the mechanical liquid - pressure system of the hydraulic - turbine governor is with electric - hydraulic converter unit of step motor. according to the drive character of five phase of response step motor, a variable frequency regulated voltage driver unit is designed in order to realize interface between plc and driver of step motor
本文利用s7 - 200plc自身的特點設計了頻率測量單元,根據pid調節各個環節的特點,以及調速器動態特性、靜態特性對頻率測量的實時性和精度要求的不同,利用s7 - 200plc基本單元中內置的高速計數器以及相應的外圍放大整形、分頻電路,實現了水輪發電機組頻率的測量;在軟體上,對微機調速器的整個程序框架、並聯pid的離散化過程進行了分析,選用改進的pid演算法實現了變參數、變結構的pid調節模式;調速器的機械液壓隨動系統具有步進電機電液轉換元件,採用五相反應式步進電機,根據其驅動特性設計了變頻調壓驅動器,實現plc與步進電機驅動器之間數字介面。This condensate discharge from the condensers ( feed water ) is pumped back to the steam generator in the nuclear island to be converted into steam again. cooling water for the condensers is taken from the sea via the seawater pumps in the pump house
從冷凝器流出的凝結水(即給水)會泵回核島內的蒸汽發生器,然後再次轉化為蒸汽。在這過程中,蒸氣會將渦輪發電機作高速轉動(Ltd. the aim of this research is to find out the causes of abnormal axial force that results in fracture of bolts that anchor the shaft of planet gear and rupture of gear by means of force and deformation analysis, thus propose improving project of zl50 wheel type loader to enhance design quality. prime study content in the paper is described in the following
本課題研究的目的是通過該變速箱的均載性能、各部件的受力、變形以及齒輪接觸應力的分析,尋找出直齒行星輪機構產生異常軸向力,從而導致變速箱行星軸止動螺栓斷裂及部分行星輪輪齒崩裂的原因,為柳工zl50裝載機行星齒輪變速箱的改進提出方案,提高設計質量和設計水平。The capacity and size of modern hydrogenerator set are larger with rapid developing of hydroelectric engineering, specific speed of hydraulic turbine increase too. the phenomenon of excessive vibration in some load area is founded ubiquitously
隨著水電工程建設的高速發展,現代水輪發電機組的容量和尺寸日趨增大,比轉速也相應提高,普遍出現在某些工作區域內振動過大的現象。The tubular turbines are the best selection for exploitation of tidal power and hydraulic power with extremely low heads and extremely large flow rates. they have large discharge, high specific and high efficiency, and need less excavation. they have been classified into bulb, pit, siphon and " s " types in the light of their structural types
貫流式水輪機是開發特低水頭,特大流量水電站及潮汐發電的良好機型。該機具有開挖量小,過流量大,比轉速高等特點。按其結構型式分燈泡式豎井式軸伸式等。Park island is on relaxing ma wan, where a vacation lifestyle offers residents an unhurried living environment. it is surrounded by the sea and has panoramic views of the tsing ma and ting kau bridges. the extensive transport network provides residents with convenient land and sea access, including shuttle buses to the tsing yi airport express and kwai fong and tsuen wan mtr stations, as well as high - speed catamarans to central and the tsuen wan kcr west rail station
而且珀麗灣四面環海,飽覽青馬大橋及汀九橋的遼闊海景,加上完善的交通網路,讓住戶在尊享消閑寫意生活之餘,亦盡享水陸交通之便,當中包括專車往返青衣機鐵站葵芳及荃灣地鐵站,以及高速噴射雙體客輪往返中環及荃灣西鐵站。Ganfa has over 50 years experience of designing and manufacturing and has many items of patent techninque. the synchronous generators and permanent magnet generators which are manufactured with advanced technology and excellent machining equipement, will be able to meet the requirement of different technical condition which matched with various type turbines. ganfa has manufactured the generators of 0. 1 to 20mw in capacity which have been put into operation at present and owns the capability to manufacture the following generators : the capacity per unit up to 180mw, the stator outer diameter of generator up to 9, 000mm, the speed of vertical type generator up to 750r min, and thespeed of horizontal type generator up to 1, 500r min, both the b - grade and f - grade insulation class, the terminal voltage can up to 13. 8kv. ganfa manufactured 34, 500kw water turbine generator sets for the donghewan power station, yongchang, gansu, china which is located in 2. 868. 5m height above sea level, and has successfully solved the difficult problems such as plateau corona - shielding. ganfa is equipped with the generator test station and insulation material laboratory which are advanced test facilites and testing means to make each item electrical performance of products meet designing requirements from purchasing to delivering
公司具有50年的設計製造經驗,擁有多項專利技術,生產的同步發電機永磁機技術工藝先進,製造精良,能滿足與各式水輪機配套的不同技術條件要求。目前公司已製造投產的發電機容量范圍為0 . 120mw ,具備生產單擊容量50mw的能力,發電機機座號最大可達9000mm ,立式機最高轉速750r min ,臥式機最高轉速達1500r min ,絕緣等級有b級和f級,圈式線圈最高電壓達13 . 8kv ,公司製造的甘肅永昌東河水電站34500kw水輪發電機組,海拔為2868 . 5m ,成功解決了高原防暈等難題。公司擁有電機試驗站絕緣材料試驗室等先進的實驗室設施和測試手段,使產品從原材料進產,到成品出產的各項電器性能測試均能滿足設計要求。Generally speaking, large hydraulic turbine always rotates fast and the abrasion of the surface of the runner is very serious, so periodical examination and repair are necessary
大型水輪機高速運轉,轉輪表面氣蝕磨損一般都很嚴重,需要進行定期檢修。According to the present problems and developing tendency of hydraulic turbine governor, four main issues of this field are studied in this paper. the content include hydraulic control system, frequency measurement unit, stability of the discrete control system, optimization of control parameters and self - adjusting pid control strategy based on fuzzy logic. several main achievement and results are obtained and shown as follows : the electric - hydraulic pilot valve driven by step - motor is firstly proposed, which solves the problem that the electric - hydraulic converter of hydraulic turbine governor hydraulic servo is prone to be stuck and blocked and improves the systemic stability greatly
本文根據水輪機調節領域存在的問題和發展趨勢,對水輪機調速器的液壓控制系統、頻率測量環節、離散調節系統穩定性與調節參數最優整定以及適應式參數自調整pid控制策略進行了研究,得到以下主要成果和結論:首次提出了採用步進電機驅動的步進式電液引導閥,從根本上解決了水輪機調速器電液隨動系統中存在的電液轉換元件發卡、堵塞問題,使電液隨動系統的可靠性大大提高。It is important to do the research of control method for improving stability of generator. the governor additional control method used on steam turbine and hydro turbine was proposed in the thesis based on the restraining disturbance method of h robust control theory
研究提高發電機穩定性的控制方法具有重要意義,本文利用h _控制理論的干擾抑制方法對汽輪機和水輪機調速系統的附加控制進行了研究。分享友人