管道阻力損失 的英文怎麼說

中文拼音 [guǎndàozǔlìsǔnshī]
管道阻力損失 英文
duct loss
  • 管 : Ⅰ名詞1 （管子） pipe; tube 2 （吹奏的樂器） wind musical instrument 3 （形狀似管的電器件） valve;...
  • 道 : Ⅰ名詞（道路） road; way; route; path 2 （水流通過的途徑） channel; course 3 （方向; 方法; 道理） ...
  • 阻 : 動詞（阻擋; 阻礙） block; hinder; impede; obstruct
  • 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...
  • 管道 : [工業] pipeline; channel; tunnel; piping; canalis; pipe run; duct; conduit; conduit pipe; ducting...
  • 阻力 : 1 （阻礙事物發展的外力） obstruction; resistance 2 [物理學] resistance; drag; drag force; nowel; ...
  • 損失 : 1. （失去） lose 2. （失去的東西） loss; wastage
  1. Abstract : apply computer simulation to the distribution pattern of air - flow without considering the cold condition of the combustion and compare the flow patterns under different designed circumstances. and the effect of the design of the partition in the air way of the burner on the flow and mixture of gas and air is especially studied. the result shows that the design of partition plays a very important role in strengthening the mixture of gas and air, but increases the loss of the resistance in the air way and the total pressure of the air way in same working conditions needs increasing

    文摘:應用計算機模擬的方法，在不考慮燃燒的冷態情況下，研究了熱風爐燃燒室內的氣流分佈規律.在此基礎上，比較了2種不同設計方案的氣流流動特徵，尤其是研究了燃燒器空氣通道內阻流板的設置與否對空氣和煤氣的流動和混合的影響.結果表明，阻流板的設計對加強空氣和煤氣的混合有著極為重要的作用，同時也增加了空氣管道的阻力損失，在同樣的工況條件下需要提高管道系統的總壓力
  2. Meanwhile, it puts forward the exact demand to the indicators of coal for gasification. it systematically studies the thickness of economical heat preservation and calculation process of resistance loss of delivery pipe for analyzing and appraising the techno - economic of hot coal gas ' s delivery pipes. it sets the mathematic model for the calculation of economical heat preservation thickness and resistance losses of conveying pipes, compiles the computer program, dutti and dutt2 and draws the block diagram of relevant computer program

    為便於熱煤氣輸送管道的技術經濟分析與評價，對輸送管道經濟保溫厚度和輸送管道阻力損失的計算過程，進行了系統的研究，建立了輸送管道經濟保溫厚度和阻力損失計算的數學模型，繪制出相應的計算機程序框圖，編制了計算機程序dutt _ 1和dutt _ 2 ；並對熱煤氣的混合燃燒過程進行了研究。
  3. In this paper according to the design scheme of yao heba power station in nan yahe river, the mathematical model with longer and complicated conduit system, elastic water hammer and pid regulating low of voter turbine adjusting system in the case of the small fluctuation has being built, which include conduit system, surge tank, draft tube, water turbine, generator and governor. the hydraulic losses are taken into account, and nonlinearization in water turbine and the governor is also taken into account

    本文根據南椏河姚河壩水電站的設計方案，對水輪機調節系統，按長引水管道復雜引水系統、彈性水擊、調速器為pid調節規律，在小波動情況下，對包括引水道、調壓井、尾水管、水輪機、發電機、調速器在內的水輪機調節系統建立數學模型，並計及引水管道水力摩阻損失，對水輪機、調速器考慮了其中的非線性，利用功能強大的matlab軟體編制了源程序進行計算機模擬計算。
  4. For the case of transporting suspended fine sand, a single - fluid model is used to calculate the flow resistance by solving the navier - stokes equations. the computed agrees well with the measured. and for the case of transporting medium - sized sand, a two - layer model is used and the model produces a good agreement with the experiment data

    對管道輸送細沙懸移質的流場，採用單流體模型進行數值求解n - s方程，計算結果與實驗資料相吻合;對具有分層流動的中沙管道水力輸送，採用兩層代數模型進廳了計算分析，阻力損失的預測結果與實驗吻合較好;最後對管道輸送粗沙的阻力特性和運動機理進行了分析探索，提出了進一步研究的方向。
  5. The paper introduces experience of selecting hydraulic calculation formula and illustrates calculation of critical velocity of flow ( or critical pipe diameter ) and friction loss of pressure pipe in tailings transport and how to select the formula with examples

    介紹工程實踐中，選用水力計算公式的體會，對尾礦輸送中臨界流速（或臨界管徑）和壓力管道摩阻損失的計算以及如何選用公式分別作了舉例說明。
  6. ( 4 ) thermal pipelines are important parts of concentrated heat supply of the thermoelectricity combination. according to the thermal lube service prospect, the paper calculates thickness of the buried steam pipe, proposes a new opinion of the interface temperature controlling method, and also attempt to determine the resistance loss of the minimal steam tubes and wrote its program

    （ 4 ）熱力管網是熱電聯產集中供熱系統的重要組成部分，本文根據熱力管道的發展趨勢，對直埋蒸汽管道的保溫層厚度計算，提出採用界面溫度控製法的見解，並進行編程計算，此外，還對直埋蒸汽主管道阻力損失進行編程計算的嘗試。
  7. Duct gain loss revisions to mj8

    Mjb的管道阻力增益損失修訂版
  8. The energy dissipation resulted from restrictive device in pipelines is commonly existing in the steam piping network of a thermal power plant

    摘要熱電廠蒸汽管網普遍存在管道阻力件引起的能量損失。
  9. Result of study indicates that the momentum input along with the branch flow toward the downstream and the additional friction induced by the mixing of main streams with branch flows should be considered for rational analysis of the local energy loss at junctions

    研究結果表明，正確分析管道匯流口水流的局部能量損失機理，必須考慮匯入斷面上支流沿下游主流方向的動量輸入和主支流間相互摻混引起的附加摩擦阻力的影響。
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