水力損失 的英文怎麼說

中文拼音 [shuǐlìsǔnshī]
水力損失 英文
hydraulic loss
  • 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...
  • 力 : Ⅰ名1 （力量; 能力） power; strength; ability; capacity 2 [物理學] （改變物體運動狀態的作用） forc...
  • 損 : Ⅰ動詞1 （減少） decrease; lose 2 （損害） harm; damage 3 [方言] （用尖刻的話挖苦人） speak sarcas...
  • 水力 : waterpower; hydraulic power水力剝離 [采礦工程] hydraulic stripping; strip with water; 水力采礦 hy...
  • 損失 : 1. （失去） lose 2. （失去的東西） loss; wastage
  1. Gilbert speculates that the reason for this increase of transport rate is the reduction of friction losses by the presence of fine suspended material in the flow.

    吉爾勃特認為輸沙率增加的理由，是水流中存在的細懸移泥沙將減少阻力損失。
  2. ( 5 ) it was more precise for using darcy - weisbach formula to calculate the hydraulic pressure slope curve in the lateral line, but too complexity. although i - pm wu formula is simple, the estimated results were not agreement with the measured data. a coefficient including irrigation uniformity was presented to modify i - pal wu formula, and the results were agreement after using the coefficient

    （ 4 ）利用達西?韋斯巴赫公式計算微孔毛管的沿程水頭損失具有較高的精度，但計算復雜，吳義伯公式計算雖較簡單，但在灌水均勻度較差時誤差較大，為此對吳義伯公式進行了修正，提出了修正系數的計算經驗公式，取得了良好的結果，為簡易地下滴灌工程設計中水力計算建立了簡化公式。
  3. 2. based on the results of experimental data of the tailrace surge tank of yi xing pumped - storage station in jiangsu province, this research investigates the methods for the head loss coefficients of throttled surge tank with linking pipe by means of the method which incorporates experimental results with theoretical analysis

    結合江蘇宜興抽水蓄能電站尾水調壓室水力模型試驗成果，採用理論計算與模型試驗結果相結合的方法，對有連接管的阻抗式調壓室局部水頭損失系數的計算方法進行了討論。
  4. Experts say a reduction of only four or five percent in body water leads to a drop of twenty to thirty percent in work ability

    專家們稱人體水分減少僅4 %或5 %就會導致人體工作能力損失20 %到30 % 。
  5. Mean while, the iouver concentrator structure principle is analyzed, the iouver puiverized coal concentrator is studied on the bases of both laboratory and production. lt is discovered from the experiments that the louver horizontai rich / lean combustion pulverized coal burner has advantages of simple in structure, low resistance and adjustment of pc concentration

    同時，重點分析了百葉窗濃縮器的結構原理，並在試驗臺上和現場對百葉窗煤粉濃縮器進行了大量的試驗研究，結果表明：百葉窗式水平濃淡煤粉燃燒器具有結構簡單、阻力損失小、分離調節方便等一系列優點。
  6. But thanks to the alcohol ingested during the process and the loss of vital fluids consequent on repeated acts of spitting, i usually feel drained and depressed afterwards

    但在品酒過程中喝下的酒，以及其後反復吐口水所損失的生命液，通常都讓我在事後筋疲力盡而且抑鬱。
  7. ( 4 ) through the hydraulic property experiment of micro - hole lateral pipes of simple sdi in air, it was found that the average pressure of 60 mitre length lateral pipes was at the position of per 40o / o ~ ~ ~ 50 % of the effectual pipe length from the fist micro - hole, major pressure - loss was occurred at the ahead part of half pipe. the pressure uniformity reduced with orifice aperture ? increasing, and the relationship between pressure uniformity and initial water pressure was poor. running under the initial water pressure of 1. 5 meter, the discharge uniformity reduced with orifice aperture ? increasing, and when the orifice aperture smaller than or equal 1. 0mm, irrigation uniformity could achieve above 0. 6

    （ 3 ）通過對空氣介質中簡易地下滴灌的微孔毛管試驗研究發現： 60m管長的毛管平均壓力水頭的位置基本上在距第一孔口的有效管長40 - 45的地方；大部分水頭損失發生在毛管的前半部分；壓力均勻度隨孔徑的增大而減小，但與初始工作水頭關系不密切；在1 . 5m以下的工作壓力下運行，沿程出流均勻度隨孔徑的增大而降低，當孔徑不大於1 . 0mm時，灌水均勻度可以達到60以上；當孔徑大於等於1 . 2mm時，灌水均勻度低於50 。
  8. The flow regime, sediment deposition and the loss of head of two head tanks of the sewage pumping station with different dimensions are studied by using a hydraulic model test method

    摘要採用水力模擬的方法對兩個不同結構尺寸的污水泵站高位井的水流流態、泥沙淤積及水頭損失等進行了模型試驗。
  9. In this paper, high heat penetration into a moving particulate bed is described mathematically with a comprehensive heat and mass transfer model. the distribution of gas velocity and pressure, the temperature field of gas and solid in the moving particulate bed are examined for different conditions. the results show that thermal penetration into the moving packed - bed particles by fluid flow in porous media is high only in the position near the gas entrance. the thermal penetration thickness tends to increase with the fluid flow velocity and decrease with the particle moving velocity. in the region of thermal penetration, the porosity of solid bed has significant effect on gas field and pressure loss. it is feasible to reduce the gas pressure loss by a larger width / height packed bed in design and operation. the correspondence between thermal infection depth and particle bed height would be helpful to keep high oapacity of reactor and reduce the cost of operation

    針對移動顆粒床中物料層內的高溫氣體滲流傳熱現象，考慮滲流與傳熱的相互作用，採用局部非熱平衡假設建立了多孔介質滲流傳熱物理數學模型並進行了數值計算.研究了不同情況下床內填充多孔介質中的流速、氣固溫度和床層壓力損失.計算結果表明，高溫熱氣對移動床顆粒料層的熱滲透主要發生在滲流入口端區域，增大入口滲流速度以及減小床層物料下移速度將導致物料溫度沿床高慢速下降，熱滲透深度擴大，熱滲透作用區域內的物料溫度水平提高.在熱滲透作用區域，孔隙率對流場和壓力損失有很大的影響.研究結果對于移動顆粒床反應器的設計與運行具有一定的參考作用
  10. Plastic pipes, known for low losses, energy conservation, material saving, environment friendliness, and convenience for contruction, now has been the leading force for urban construaction network in 21st century with its extensive application in a wide range of fields such as building drainage, urban drainage, and gas pipe

    憑著塑料管材有水流損失小、節能、節材、保護生態、施工便捷等優點，廣泛應用於建築給排水、城鎮給排水以及燃氣管等領域，成為新世紀城市建設管網的主力軍。
  11. The result indicates that the designed pressure loss of water systems is large among various loops for different air conditioning system zones

    結果表明，對應建築不同使用功能的空調系統分區，其水系統各支路之間設計壓力損失相差較大。
  12. The test results signify that the more accuracy result could be obtained to apply the method and the hydraulic losses of the conduits of bulb tubular pump is relative closely to the bulb location

    試驗結果表明：採用新方法進行貫流泵進出水流道水力損失的測試，可以較為方便地得到準確的結果；貫流泵裝置進、出水流道的水力損失與燈泡布置的位置密切有關。
  13. It is pointed out that passage hydraulic loss is related to the flow circulation, the influence of flow deviation on passage hydraulic loss and pump assembly efficiency is analyzed, the forming mechanism of flow deviation is investigated, and the method of eliminating flow deviation is put forward

    指出流道水力損失與水流環量有關，分析偏流對流道水力損失和泵裝置效率的影響，研究偏流形成機理，提出消除偏流的方法。
  14. Results indicate that flow deviation in discharge passage is formed by co - action of pump outflow circulation and secondary flows in outflow curved pipe, hydraulic loss of discharge passage increases and pump assembly efficiency decreases because of flow deviation

    結果表明：水泵出流環量和出水彎管二次流共同作用形成了出水流道偏流，偏流使出水流道水力損失增大，泵裝置效率下降。
  15. According to the results of analysis, the shape of the spiral case and stay vanes were improved to reduce the hydraulic losses

    根據解析結果，對渦殼和固定導葉進行了改進以減少水力損失。
  16. Problems related to the measuring system and test device, test rule, losses calculation method, etc. were illustrated in this paper

    介紹了新方法所採用的測試裝置及測試設備、試驗準則、水力損失計算方法等有關問題。
  17. The method was applied to measure the hydraulic losses of inlet and outlet conduit of bulb tubular pump system of the pumping station respectively

    採用本文的方法對某泵站前置燈泡和後置燈泡貫流泵的進、出水流道分別進行了模型試驗，測試了流道水力損失。
  18. To serve the optimum hydraulic design for a large pumping station, a new method to separate inlet and outlet conduit from tubular pump system was put forward for measuring their hydraulic baa, by the way to design a special measuring system

    摘要為了配合某大型泵站貫流泵裝置的優化水力設計研究工作，本文提出了設計專用模型試驗裝置，將貫流泵裝置進水流道和出水流道從水泵裝置模型中分離出來分別進行模型試驗及水力損失測試的方法。
  19. With the in - built drip irrigation belt and thin wall chip irrigation belt taken as examples, the flow rate distribution and hydraulic losses of drippers along capillary tubes at different inlet pressures were measured under the conditions of horizontal slope and slope gradients of 0. 5 % and 1 %, then the uniformity of capillary tubes was calculated at different slope gradients and pressures in consideration of the manufacture deviation of drippers

    摘要以內鑲式滴灌帶和薄壁滴灌帶為研究對象，測定了平坡、 0 . 5 %坡度和1 %坡度時，不同入口壓力下滴頭沿毛管的流量分佈和水力損失，並結合滴頭的製造偏差，計算得出不同坡度和壓力條件下滴灌毛管的均勻度。
  20. The fzlq fully automatic sewage filtering device adopts the following method to increase its filtering reliability : 1 ) increasing filtering area to reduce hydraulic losses ; 2 ) reducing the ratio of cleared filtering screen area to working filtering screen area to enhance the reliability of operating filtering device ; and 3 ) using rational flow channel and flow direction to clear the filtering screen

    國產fzlq型全自動清污濾水器，用增大過濾面積來降低過流水力損失；用減小被清洗的濾網面積與工作濾網面積的比例來提高在線運行的濾水器的穩定性；採用合理的流道及水流方向清洗濾網，提高過濾的可靠性。
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