irrigation pump 中文意思是什麼

irrigation pump 解釋
灌溉泵
  • irrigation : n. 1. 灌溉;水利。2. 【醫學】沖洗(法),〈pl. 〉沖注洗劑。adj. -al ,-ist n. 灌溉者,水利專家。
  • pump : PUMP =politically upwardly mobile personality 政治新星,政治上有望晉升人士。n (淺口無帶的)輕舞...
  1. To harness these natural resources, the university uses a hydraulic ram to pump nullah water to storage sites for irrigation and flushing

    有見及此,大學善用自然資源,不單以山水來灌溉花草和沖廁,就連泵水往儲水缸的水泵,也是利用水力推動的。
  2. It consists of an agitator tank and an injector pump that siphons off the saturated solution and introduces it into the irrigation line

    這種注射器由一個攪拌容器和一個用於虹吸飽和溶液並注入灌溉系統中的注射泵組成。
  3. Study on use pump in rice irrigation area to irrigate farmland during the pump is free

    利用水田灌區泵站空閑期發展旱田灌溉技術的研究
  4. Large - sized pump stations are rapidly developed in china. during 1960s, people constructed a lot of pump stations for irrigation and drainage in rural areas. in 1980s, pump stations were built for water - supply

    大型泵站在我國發展很快,從六十年代為了排澇和灌溉而修建的泵站工程開始,發展到八十年代,逐步向城鄉供水為目的大型泵站建設。
  5. 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。
  6. 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。
  7. With the using of microsoft visual basic 6. 0, a multimedia computer - aided design system of small type pumping irrigation district is developed in this paper. provided with the live multimedia messages as well as a good man - machine conversation mechanism, this system can help the user to finish the planning of an pumping irrigated area such as the layout of canal system, the selection of pump models, the establishment of the irrigation program, the calculating of canals " parameters, the estimate of the project magnitude, the selection of the field constructions, the economic analysis of the project, the output of results, etc, a new oo ( object oriented ) programming method is adopted in this system, various softwares are integrated in this systems as well by the " automation " technic provided by vb, in addition, the multimedia technic is applied to this system for the first time, it makes the system easy to ope rate. as for the optimization of the canals " section, a new optimization method is adopted based on the existing theories about the canals " section, and in this way, with the purpose of minimizing the project ' s investment as well as a stalized canal, limited by the longituding slope, the canals " best feasible parameters can be deduced. furthermore, a integral method to reckon the earth work is developed in this paper, by this way, the estimate precision of the earthwork is enhanced notably. this paper includes the particular illumination for the developing procedure of each systems " segment, and in the end, the directions of the system are demonstrated in a sample area which lies in the zhaija village, taizhou city, jiangsu province, the running results showed that the initial purposes are achieved effectively, and it has a preferable practicability

    在渠道縱橫斷面優化方面,本文在利用已經比較成熟的縱橫斷面優化理論的基礎上,提出以工程總費用最小為目標函數,以渠道縱坡i為控制變量,以渠道不沖不淤流速及灌區允許地面比降為約束條件,通過縱橫斷面聯動優化的方法得到渠道的最佳工程可行的斷面參數。另外,針對部分地區的取土困難的狀況,本文採用積分法計算渠道工程土方量,從而大大提高了土方量的估算精度,有助於準確控制工程投資規模及資金投向。本文詳細闡述了該系統所採用的編程方法、系統構成、系統各組成模塊的開發過程以及灌區規劃所採用的優化方法及原理,最後應用本系統對泰州市翟家村機電灌區進行規劃設計,運行結果證明其操作比較簡便,界面友好,運行速度快,規劃成果合理,基本達到了系統預定的要求,具備較強的實用性。
  8. Fuzzy linear programming model for optimal design of main pipeline network in pump pressurized sprinkler irrigation system

    機壓噴灌干管管網優化的模糊線性規劃法
  9. Network designs suitable for the irrigation region are mentioned by analyzing existing network structure and means of signals communication. a typical example concerned with the network design of water measurement is presented, which manage the water works including pump stations, gates and flumes in punan irrigation, shanghai

    提出適用於灌區供水計量的網路設計方案,針對上海松江區浦南花卉基地,設計了供水計量監控系統,實現了整個灌區內所有量水設施的實時監控和用水量的計量。
  10. Based on some problems about random draft, energy conservation and ensemble efficiency of hydraulic - projects utilization, by the way of full - scale test, the application of frequency changer in agricultural water saving have been studied. it is the first time in china for the imagination that frequency changer has been used in tube - well irrigation in order to make the water pump keep constant transformation

    本項目針對目前農業節水灌溉工程中存在的隨機取水、節能問題和水利工程資源的綜合利用效率提高問題,以實地工程應用試驗為基礎,對變頻調速裝置在農業節水灌溉工程中的應用進行了研究。
  11. For the optimization of the water distribution pipeline network system, we use the least annual cost of the whole micro - irrigation system, the variables include nozzle, pipeline, water pump, electromotor and so on, genetic algorithm was applied

    在系統優化方面,本文採用以包括灌水器、管網、水泵、電機等設備在內的微灌系統的年費用最小為目標函數,利用遺傳演算法求解。
  12. This paper introduces a method of taking the first truly seawater heating source pump system to solve the problems of high thermal conductivity and frequently on - and - off going in operation process by frequent irrigation projects

    本工程實例是青島市第一個真正意義上的海水源熱泵系統,工程中採用頻繁沖洗的方法解決熱泵機組對水質的要求較高,調試、運行過程中頻繁停機的問題以及採用黃夾克保溫的方法解決乙二醇溶液熱傳導系數較高,熱量損失的問題。
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