揚水站 的英文怎麼說
中文拼音 [yángshuǐzhàn]
揚水站
英文
pump station-
In accordance with the characteristics of multi - units and high - lift pump station and the application to the actual project, the main pumping house and the auxiliary pumping house are arranged in combination with the intake pond, and then the understructure is integrated with the main pump house ; with which the working space is fully used with convenient management and investment saving
摘要結合工程應用,針對多機組、高揚程離心泵站的特點,將主副廠房及進水池結合布置,下部結構與主廠房形成整體結構,既便於維護管理,又節省投資、充分利用空間。It has important significance to probe and master in theory the dynamic characteristic during suspending period in improving the pumping stations designing, reducing the investment and ensuring the safe and reliable operation of pumping systems. - in this paper, a theoretical study was made on the dynamic characteristics of a large low - lift pumping system within suspending period
停泵動態特性是大型低揚程泵、泵裝置、泵站重要運行特性之一,但其研究成果卻很少,不適應實際工程要求。從理論上探求和掌握大型低揚程泵站停泵動態特性,對于提高泵站工程設計水平,降低工程投資,實現科學管理,保證泵系統、泵站安全可靠運行具有十分重要意義。Thedevelopment development hydraulic jack, the bearing heater, thebearing get up pulling out, the hydraulic pressure spanner, thehydraulic pressure pulls a horse, the hydraulic pressure small crane, nut broken cutting, the oil filter machine and the pipe bendingmachine and so on the advanced practical mechanical and electricalservice product has the world advanced level, the product and thetechnology widely applies to domain the and so on electric power, petrification, chemical industry, metallurgy, mine, spinning andweaving, papermaking machinery service department and the machinemanufacture unit, and in the daya bay nuclear power station, beijingsteel corporation, wuhan steel corporation, the baoshan steelcorporation, the daqing oil field, the victory oil field, the golmudoil field, the three gorges power plant, yangzi petrifies, qi and lupetrifies and so on in the national large and middle scale enterprisesand the project the comprehensive promoted use
研製開發的液壓千斤頂,軸承加熱器、軸承起拔器、液壓扳手、液壓拉馬、液壓小吊車、螺母破切器,濾油機和彎管機等先進實用的機電維修產品有世界先進水平,產品和技術廣泛應用於電力、石化、化工、冶金、礦山、紡織、造紙等領域的機械維修部門和機械製造單位,並在大亞灣核電站、首鋼、武鋼、寶鋼、大慶油田、勝利油田、格爾木油田、三峽電站、揚子石化、齊魯石化等國家大中型企業和工程中全面推廣使用。Currently sewage in sewage pumping station system is pumped manually. so the station is working in low water level and energy is consumed. this mode ca n ' t predict the inflow ' s changing
當前污水泵站排放系統主要採用人工值守方式排水,低水位高揚程耗能嚴重,且缺乏預測能力,流量洪峰來臨時易產生污水溢出污染。Based on the spectral irradiance measured with the sun - atmosphere ultraviolet spectrum radiometer ( sauvs ) developed by the institute of atmosphere physics and the changchun institute of optics and fine mechanics, chinese academy of sciences, measuring the direct and scatter irradiance spectrum of ultraviolet waveband which arrives in beijing global surface, giving a method of retrieving the aerosol optical depth ( aod ) and put up with primary results that exponential function can fit the retrieval results according to its visibility, putting forth different coefficients and functions on variable visibility, also giving a primary analysis on the aod in dust - storm day and some contrast between sun - day and dust - storm day, analyzing the ratio between scatter and total irradiance, and its relationship with atmosphere mass and total atmosphere optical depth, lastly contrasting with the survey results by aeronet beijing station, the results of retrieval is in reason, this work gives some help in researching the co - effect of aerosol - radiance - climate and makes preparation for further survey on the radiance characteristics of dust
利用中國科學院大氣物理研究所與長春光學精密機械研究所合作研製的太陽?大氣紫外光譜輻射計( sauvs ) ,測量到達北京地表的太陽直接和散射紫外光譜輻射,導出了大氣氣溶膠的光學厚度。初步結果表明:北京紫外波段大氣氣溶膠的光學厚度在絕大部分情況下隨波長的增加而單調減小,用指數函數可以較好地擬合反演結果,統計得到了三個水平能見度狀況下擬合函數的系數值和公式表達式;初步分析了揚沙、浮塵、沙塵暴天氣條件下氣溶膠光學厚度的特點,並與一般晴朗天氣條件下的氣溶膠光學厚度特點做了比較分析;分析了太陽紫外譜輻射中散射輻射與大氣質量、大氣總光學厚度的定性關系和定量表達式;最後與全球氣溶膠監測網路( aeronet )北京站的資料做比對,表明反演結果基本合理。During processing the pumping station groundwork of the collapsibility loess in ningxia south mountainous area, we used the method of soil - exchanging to designing, constructing and collapsibility distortion observation on thickly layer, and found a conclusion that soil - exchanging on processing bad geological hydraulic engineering groundwork was a method of less investment, shorter project time and good effect
摘要通過對寧夏南部山區嚴重濕陷性場地建設揚水泵站的地基處理,和對換土法在深厚層濕陷性地基中設計、施工、沉降變形觀測等的論述,得出水利工程在處理地基不良地質問題中,換土法具有投資少、工期短、效果好的結果。Three mathematical models are presented to express the characteristics based on the systematical analysis of mechanical, hydraulic and fluid dynamic characteristics during three transient process, and numerical calculation methods are carried out to the three mathematical models. with the rigid water hummer theory and hydraulic characteristics, this paper has improved the boundary condition equation at pump during the suspending period, and drew a simplified mathematical model
針對大型低揚程泵站過渡過程的具體特點,利用剛性水錘理論,對事故停泵時泵處的邊界條件方程進行改進,並結合泵裝置水力特性,得出大型低揚程泵站停泵過渡過程簡易計算方法的數學模型;針對具體數學模型編製程序進行計算求解。Experimentation of sewage pumping station based on predictive control with vvvf is carried out. the experimentation result shows that the sewage pumping station predictive control system can be running under the condition of high water level. by using this control mode, inflow sewage is pumped out entirely
在模擬研究基礎上,搭建了模擬試驗系統,在實驗室條件下,對污水泵站排放系統進行了結合變頻調速的預測控制模擬試驗,試驗結果表明,採用預測控制,可以使系統運行在高水位低揚程的工況下,使流入泵站管網的污水等量排出,實現了節能無污的控制目標。At last, through analysis on calculating results and comparison among operational schemes, it is concluded that if pull - in steady operation of pump unit can be successfully realized, then it provides the reasonable suggestions for design and operation of pump station
最後,通過對計算結果的分析及運行方案對比,判斷機組能否順利牽入同步和揚水,最終進入穩定工況運行,從而為泵站的設汁及運行提出科學合理的建議。The survey result made by hengshui environment survey station shows that the air pollution in hengshui in recent years is mainly due to coal fume and second - time dust and the water pollution is very serious and noise pollution is far beyond the standard
摘要據衡水市環境監測站監測結果表明:近幾年衡水市空氣污染主要屬于煤煙和二次揚塵混合型污染;水質污染嚴重,噪聲污染嚴重超標。To meet the demand of water transfer over river basin, different types of pump stations with various lifts and variable - discharge pumps are being constructed
許多不同揚程、不同流量、不同調節性能的大型泵站的建設也在全面展開。從工程技術角度看,我國有能力建設技術水平高的一流泵站。分享友人