pumping water level 中文意思是什麼

pumping water level 解釋
泵抽水位
  • pumping : 泵送
  • water : n 1 水;雨水;露;〈常作 pl 〉 礦泉,溫泉;藥水。2 〈常 pl 〉水體;水域;水道;海;湖;河;海域;...
  • level : n 1 水平儀,水準儀;水準測量。2 水平線,水平面;水平狀態;平面,平地。3 水平,水準;水位;標準;...
  1. In the past 45 years, such policies are carried out toward water diversion project from yangtze to northern part of jiangsu province ( jswdp ) that province level finance bears the construction, operation, maintenance and reconstruction expenses, and power consumption of pumping stations enjoy preferential electrovalence

    摘要45年來,江蘇對江水北調工程實行了由省級財政負擔工程建設、運行、維修和改造費用和泵站用電享受優待電價的政策。
  2. This article is based on statistic and analysis of the long - term observation data of the groundwater in the karst basin from 1987 to 2005 and systematically discusses the water level of karst groundwater, the pumping volume and the carved distribution regulation because of over - pumping water and puts forward some specific measures to reasonably development and utilization of groundwater resources

    摘要通過覆蓋型盆地巖溶盆地中取水深井1987年2005年盆地地下水長觀資料統計分析,系統探討了宕溶地下水的水位、取水量以及抽水產生的塌陷分佈規律,提出了合理開發利用地下水資源的具體措施。
  3. Mainly, the type of pump in the large - scale irrigation and drainage pumping station in our country is adjustable - blade propeller pump. we can regulate the pump ' s blade mounting angle following the variation of water level at the inlet and outlet of the station in order to control the discharge of pump, we also determine the number of running machines with machine ' s optimal combination. so we can reduce its energy consumption, and make it optimally and economically run

    我國大部分大型電力排灌站所安裝的泵都為可調節葉片的軸流泵,這一有利條件使我們可以根據排灌站進、出口水位的變化來調節水泵的葉片角度,控制水泵的流量,併合理的確定開機臺數,通過機組間的優化組合,使整個泵站的能耗最少,達到整體最優、經濟運行的目的。
  4. 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。
  5. In charge of one of major subjects of the national eighth five - year plan, i. e. " study on shotcreting techniques of polyacrylate emulsion cement mortar for impermeability coating of pu ding rcc dam ", the achievement of which has been appraised by the ministry of electric power and evaluated as reaching national leading level. 2. in charge of the major subject aided by the committee of national natural science funds, " study on durability of high bolumes of fly ash concrete ", the first phase achievement of which has been commended by the committee. 3. in charge of one of major subjects of the national ninth five - year plan, i. e. " study on high performance concrete in marine engineering, design and construction ". 4. acting as one of editors - in - chief of " technical specification for abrasion and cavities resistance of concrete in hydraulic structures ", which is issued by the ministry of water resources. 5. by providing the repairing and strengthening schemes on seepage and cracks of the basement of nanjing lukou international airport, the air traffic opening of the airport was ensured as scheduled. 6. consulting services on techniques of high performance and abrasion - erosion resistance concrete for three - gorges project, anti - corrosion of reinforced concrete strutures for the ore port of shanghai baoshan iron and steel works, mass fly ash concrete for jiangyin yangtze river bridge and pumping concrete for nanjing yangtze river second bridge

    主持國家「八五」攻關項目「普定碾壓混凝土壩上游面丙乳砂漿防滲層大面積施工工藝研究」 ,成果通過部級鑒定,評價屬國內領先水平; 2 .主持國家自然科學基金重大項目「高摻量粉煤灰混凝土的長期性能研究「 ,階段成果獲國家自然科學基金委通報表彰與獎勵; 3 .主持國家「九五」攻關項目「海工高性能混凝土成套技術研究」 ; 4 .水利部「水工混凝土抗沖磨防空蝕技術規范」的主編之一; 5 .為南京祿口國際機場地下室修漏與裂縫補提出技術方案被采納並實施,為機場如期通航作出貢獻; 6 .為三峽工程抗沖磨高性能混凝土技術、上海寶鋼礦石碼頭鋼筋混凝土防腐蝕技術、江陰長江大橋大體積粉煤灰混凝土技術、南京長江二橋泵送混凝土技術等提供咨詢建議。
  6. On the base of studying in arithmetic of predictive control, different math models are used to approach the control system. general water level control, pid control and predictive control using in sewage pumping station are compared. by simulating the different models using in control system, the conclusion that the aim of saving power and preventing pollution in sewage pumping station can be achieved by using predictive control is got

    在預測控制演算法研究的基礎上,分析了用不同的數學模型逼近污水泵站排放系統,比較了採用常規水位控制、 pid控制和預測控制對污水泵站排放系統的控制效果,在模擬結果對比的基礎上,得到了採用預測控制可以更好的解決節能無污控制目標的結論。
  7. 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。
  8. Beginning with the analyse of present situation and cause of formation of saline - alkali land, the irrigated area overall water salt trends are analysed, and the irrigated area saline - alkali land and the groundwater level and distribution law of groundwater degree of mineralization are expounded, the trendence of irrigated area saline - alkali land is put forward. then water salt balance model is estanbished according to the relationship of irrigating and drainage. regarding the irrigated area as a balance area, by analysis of mineralization degree of water pumping from the yellow river and drained off water from irrigated area, the change of the draining off water ion is forcasted in water reducing condition

    課題研究主要從鹽堿地現狀與成因及灌區總體水鹽動態分析兩方面入手,闡述了灌區鹽堿地、地下水位、地下水礦化度的分佈規律,分析了灌區鹽堿地的成因及變化趨勢;根據灌區灌溉、排水條件與以上各種因素的關系,建立了灌區水鹽均衡模型;把灌區作為一個均衡區,通過對黃河來水礦化度、灌區排水礦化度的分析,預測了在灌溉引水、排水減少時排水離子量的變化;運用灌區水鹽動態模型原理,對灌區現狀( 1998 、 2000年)與規劃水平年總體水鹽平衡進行了計算;總結分析了灌區水鹽動態變化趨勢,計算並提出了排水控制標準。
  9. An operation decision method for multi - stage pumping station system with adjustable - blade propeller pump is presented. it includes optimal water level of individual stage of pumping station and optimal operation method of every pump. the paper describes some mathematical models and decision making technique of multi - stage pumping station

    本文針對大型引水工程整個系統在進入穩態運行后,在各站的抽水流量或首級站進口水位發生變化的情況下及時做出運行決策,調整各梯級站間的水位,達到整個系統總能耗最小的目的。
  10. This study provided an example that water pumping affects groundwater level observation, which may be significant to distinguish groundwater anomalies from water pumping interference

    深入分析該井水位變化的成因,為研究鄰井抽水對地震地下水動態觀測井水位動態的影響提供了一個實例,對于識別地下水前兆異常與抽水干擾有一定的參考意義。
  11. The third stage of uprating works that started in november 1989 was of a grand scale. it was a project involving cross - regional stepped uplifting of water. the water level in the canal of the second stage extension was kept unchanged, but the sizes of the pumping stations at dongjiang, sima, matan, zhutang and shaling were uprated

    1989年11月開展的第三期擴建工程,維持二期工程的水位不變,擴建東江、司馬、馬灘、竹塘、沙嶺等抽水站及加建塘廈抽水站,將供水量增至17
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