pumping operation 中文意思是什麼
pumping operation
解釋
水泵工況運行-
Not need heating, pumping, high - speed centrifugation, low operation fee
不需要加熱抽真空和高速離心，能耗低，運行費用低。 -
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。 -
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。 -
In our northwest region, centrifugal pump are widely adopted in high - lift pumping station and for various reasons, few research has been done on the " pumping station unit commitment decision support system " with consideration in secure and economic operation. while it came to an unavoidable question after the implementation of computer monitoring control system
我國西北高揚程泵站大多採用離心泵，由於種種原因，綜合考慮安全運行與經濟運行的「泵站機組啟停決策支持系統」尚少有研究，在泵站實施計算機監控之後這類問題已是不可迴避的問題。 -
In the light of the problems of the air balance system of model lcj1250 chain drive pumping unit, it is proposed to change the air balance with counterweight balance, and three criteria for the modification is put forward : ( 1 ) ensuring the reliability of the unit with smooth operation, low noise and long life ; ( 2 ) cutting down the production cost and using less component parts as possible ; ( 3 ) carrying out modification without such main technical parameters as stroke, pumping speed and maximum polished rod load
針對lcj1250氣平衡式鏈條抽油機存在氣平衡故障率高和現場維修困難等問題，提出將氣平衡改造成工作可靠的重力平衡的方案，並確定了改造的三個原則：一是保證整機的可靠性，使抽油機運轉平穩，振動噪音小，壽命長；二是力求降低生產成本，減少零部件製造，盡可能選用原來的通用件，捨去平衡缸和空氣包等氣平衡附件，在原往返架主體上懸掛一個配重箱；三是力求不改變沖程、沖次及最大懸點載荷等主要技術參數。 -
Abstract : in the light of the problems of the air balance system of model lcj1250 chain drive pumping unit, it is proposed to change the air balance with counterweight balance, and three criteria for the modification is put forward : ( 1 ) ensuring the reliability of the unit with smooth operation, low noise and long life ; ( 2 ) cutting down the production cost and using less component parts as possible ; ( 3 ) carrying out modification without such main technical parameters as stroke, pumping speed and maximum polished rod load
文摘:針對lcj1250氣平衡式鏈條抽油機存在氣平衡故障率高和現場維修困難等問題，提出將氣平衡改造成工作可靠的重力平衡的方案，並確定了改造的三個原則：一是保證整機的可靠性，使抽油機運轉平穩，振動噪音小，壽命長；二是力求降低生產成本，減少零部件製造，盡可能選用原來的通用件，捨去平衡缸和空氣包等氣平衡附件，在原往返架主體上懸掛一個配重箱；三是力求不改變沖程、沖次及最大懸點載荷等主要技術參數。 -
Construction and operation of a sewage pumping station with an average dry weather flow of about 12, 100m3 per day
建造及營辦一個平均旱季流量約為每天12 ， 100立方米的污水泵水站。 -
Thirdly, it simulated the pumping circuit & dividing circuit with the widely used software matlab / simulink. the displacement of the rod piston and the impact of hydraulic are analyzed in the different input flow ( frequency of pump ) and different reversing time. it found out the cause of hydraulic impact ( one - to - one incorrespondence between the response time of dividing circuit and the operation time of rod piston ), and gave some methods to weaken hydraulic impact. in the final part of the paper, the reliability of the theory analysis is further verified by the experiment of hydraulic system
首先在流變學原理的基礎上，深入分析混凝土在輸送管道內的流動狀態，得出混凝土泵的負載特性方程；然後根據功率鍵合圖的建模方法，建立泵送迴路和分配迴路的數學模型，並運用模擬軟體matlab simulink對泵送和分配迴路模型進行了模擬，分析了在不同的輸入流量（泵送頻率）和換向時間下，活塞桿的位移和系統的液壓沖擊情況，找到了引起液壓沖擊的根本原因（即分配迴路的響應時間（固定值）與活塞桿的運動時間（變化值）不相匹配） ，並提出了相應的改進方法。 -
Through the combination of the theory and practice, the necessity about economical operation of pumping station is more explicate than ever
通過理論與實際的結合，進一步明確了排灌站經濟運行的必要性。 -
On the point of system, this paper mainly studies the optimal distribution of load in the machines of irrigation and drainage pumping station, the mathematical model and it ' s solution are studied among the machines in pumping station with two types of axial pump : full regulation or semi - regulation. this paper also studies the problems of the optimal day - operation of pumping station and the economical operation of grading pumping station. at the end, jiangdu pumping station is taken as a practical example to show the theory on economical operation of irrigation and drainage pumping station
本文從系統的觀點出發，以排灌站機組間負荷的優化分配研究為主，分別對全調節和半調節軸流泵兩種泵型的排灌站機組間負荷優化分配的數學模型及其求解方法進行了研究，同時對排灌站最優日運行方式及梯級泵站的經濟運行也進行了初步探索，最後以江都排灌站為例，建立了排灌站經濟運行的實用模型。 -
Pumping stations ; design, construction and operation
泵站.設計.建造和運行 -
Mr albert cheng wai - shing, a chartered engineer from black veatch hong kong limited : " the continued adoption of seawater cooling is a logical technical solution for the end users as there will be minimum interruption to the formal operation of existing pumping stations during the reprovisioning works.
-博威工程顧問有限公司特許工程師鄭偉成先生： "在技術上，繼續採用海水冷卻系統對最終用戶來說是合理的解決方法，因為在重置工程期間，對現有抽水站的運作所造成的干擾可減至最少。 -
The properties of nd : glass rod lasers in the heat capacity operation, including the temperature and stress distributions, are simulated and compared with the conventional pumping and cooling scheme
摘要對釹玻璃棒狀激光器在熱容型的運行方式下的特性，包括溫度和應力分佈作了分析，並和常規抽運和冷卻方式下棒橫截面的溫度和應力分佈作了比較。 -
Kone technology, original european hydraulic cylinder, pumping station and control system, ensure superior quality, high reliability and longtime life of our products. multi - type operation modes such as single - cylinder and double - cylinder in 1 : 1, 2 : 1, 4 : 2 ratio instead of traditional mrl solutions can save building space and construction costs and serve in over - loading vertical transportation locations
引進通力技術，原裝進口歐洲全套液壓油缸泵站和控制系統，保證了產品品質可靠性和長使用壽命單缸雙缸1 ： 1 2 ： 1 4 ： 2等多種經典結構，是傳統的無機房解決方案，可減少建築空間降低建築造價，能勝任各種重載大噸位垂直運輸場合。 -
Starting from the characteristic of the electric pumping wells in tarim oil field, this paper studies a set of technique without well killing and open flow of electric pumping wells adapted to the characteristic of tarim oil field so as to solve the problem of reservoir pollution caused by the operation well killing of electric pumping wells examining the pumps
主要從塔里木油田電泵井的特點入手，著重研究了一套適合塔里木油田特點的電泵井不壓井不放噴作業技術，解決了電泵井檢泵作業壓井給油層造成污染的問題。 -
The authors consider that it is of significance to ensure safe operation of oil pipeline in effectively controlling fire in the place where the pumping stations, aboveground oil tanks and jetties are located
摘要加強輸油泵站、地面原油儲罐、鐵路裝車棧橋等易燃易爆場所的消防管理，對保障正常的輸油生產具有重要意義。 -
During pumping operation the maximum strains are subject to variation from 17 v - e to 22p e with velocity from 0
給出了模型中柵條系統的實測自振譜和發生超馳振動時的臨界流速。 -
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。 -
6. some necessary protective measures with artificial intelligence for pv water pumping systems are developed and realized, including dry operation identification, low speed, over load, low voltage operation and lightning protection etc
研究了光伏水泵系統的多種智能保護措施並予實現，其中含井水打幹自動識別保護系統；低速、過載、欠壓保護系統；防雷保護系統等。 -
Since february 2002, twd has used the water supply system operating mode of advanced countries as a reference and compared them with the consumption characteristics in our jurisdiction. twd flexibly adjusts the pumping operation during peak times and low times to meet water pressure demand and reduce loss of water resources
自91年2月起，參考先進國家供水系統操作運轉模式及考量轄區用戶用水特性，于尖離峰時段機動調整抽水機運轉，以滿足轄區水壓需求，並減少水資源流失。
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