阻力計算 的英文怎麼說
中文拼音 [zǔlìjìsuàn]
阻力計算
英文
drag calculation- 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...
- 計 : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
- 算 : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
- 阻力 : 1 (阻礙事物發展的外力) obstruction; resistance 2 [物理學] resistance; drag; drag force; nowel; ...
- 計算 : 1 (求得未知數) count; compute; calculate; reckon; enumerate 2 (考慮; 籌劃) consideration; pla...
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On this foundation the article inducts in detail the method which is based on the relative settlement of calculating unit area end support ( qb ) force at the same time considering the feature of pedestal pile ' s " arch effect " the article introduces conception of pile effective length and finally obtain t he formula of calculating man - made pipe with bulb - shaped axial carrying capacity. the article uses marc program to calculate and analyze foundation soil ' s stress and displacement and gets the change curve chart and the proportion that is shared by king - pipe side soil friction resistance and pipe end counterforce respectively. the article inducts the structure of pedestal in detail on the basis of generalizing pedestal application cases of many countries
在此基礎上論文詳細歸納了以相對沉降為依據確定單位面積端承力q _ b的計算方法,並考慮擴底樁的「拱效應」特點引入了有效樁長的概念,最後結合公路規范推出了比較實用的人工挖孔擴底樁軸向承載力計算公式。論文運用了marc程序對地基土的應力和位移進行了有限元數值計算分析,得到了地基土的應力和位移場的變化曲線和在加載過程中樁側土摩阻力和樁端反力各自所承擔的比例;本文還在總結各國挖孔擴底樁應用情況的基礎上就擴底樁的構造進行了詳細的歸納。Discussion on calculation of frictional resistance for gas pipeline
燃氣管道摩擦阻力計算的探討Study on calculating frictional resistance of fluid flowing in industrial pipe - line
流體在工業管道中流動沿程阻力計算的研究Study on calculation of negative skin friction resistance on piles
基樁負摩阻力計算方法初探3. on boiler retrofit, the calculation of fuel burning, the heat calculation of boiler inside structure and convection section, and the design of structure parameter of feed water heat exchanger are made. the flue gas channels " resistance calculation and the boiler strength verifying are also carried out. replacement of water cooling wall improves heat exchanging and decreases loss of heat radiant
對鍋爐本體進行了燃料燃燒計算、爐膛結構熱力計算、對流受熱面結構熱力計算、鍋爐給水加熱器結構參數設計、煙道阻力計算及鍋爐元件強度校核等;改進了水冷壁布置使換熱效果更好,減少輻射換熱損失;改進對流段結構,更充分的利用爐膛出口煙氣余熱,提高熱效率;並且進行了煙氣阻力計算、熱效率計算和能量平衡測試,對改進后的稠油燃料和改進前進行了對比,燃燒狀況和熱效率有明顯改善。Furthermore, the test filters in the paper are of triangle arrange structure which are different from the niexueli ' s. meanwhile the experiment has enriched test types and conditions of this multi - tube hepa filter and deducted the resistance of the system elbow more correctly, so can get more reasonable resistance formulae which establishes the foundation for the further economic optimization
本文實驗在聶雪麗研究基礎上改用結構阻力更小的叉排結構,並豐富了試驗規格和實測工況,同時更準確地扣除了系統彎頭靜壓箱的阻力,從而得出了多管式高效過濾器的實用阻力計算公式,為進一步進行經濟性優化奠定了基礎。The additional resistance caused by sediment transport of bed - load and suspended load is derived from mean energy equation of sediment - laden flow, and the variation of resistance in sediment - laden flow is discussed
從挾沙水流的平均能量方程出發,得到了推移質附加阻力的計算公式及懸移質附加阻力計算公式,並對挾沙水流的阻力進行了討論。Standard specification for computing reference resistance of wood - based materials and structural connections for load and resistance factor design
載荷和阻力系數設計用木基材料和結構連接件的標準阻力計算的標準規范The original design was intermediate vapor 42t / h, but the actual output is 30 - 35t / h, at the same time the temperature and pressure of the vapor are unstable, it affects the economic efficiency, the reason were the collecting dust on the heat area and serious corrision, they led to the decrease of the boiler load, and need stop to washing the dust, the article deals with the reform of the exhaust gas boiler, at the basic of the design condition, after thermo calculation, flute gas, resistence calculationand strenth calculation, the structure of the heat surface had been rearranged, then the proof calculation was done
原設計產中壓蒸汽42噸時,但投運后只產30 - 35噸時,並且蒸汽溫度和壓力均不穩定,影響到經濟效益。其原因是受熱面積灰和腐蝕嚴重,影響傳熱使鍋爐負荷下降,不能長時間運行,需停產清理積灰。本論文針對此余熱鍋爐的技術改造,在給定設計條件基礎上,通過熱力計算,煙氣阻力計算和強度計算,對鍋爐受熱面結構重新布置,然後再作校核計算。Firstly a mathematical swath in full scale is studied. the numerical results of total pressure, wall shear stress, corresponding viscous resistance coefficient at different velocity and so on are obtained. the computational viscous resistance coefficients are compared with the estimated ones using empirical formula and the results are found to be in good agreement
首先對一swath數學船型做了研究,得到不同航速下的物面總壓力、物面切應力分佈及相應的粘性阻力系數等結果,並將各航速下的粘性阻力計算結果和經驗公式估算結果做了比較,吻合得較好。2 to meet the need of aerodynamic configuration optimization design in supersonic state, different supersonic drag prediction methods have been compared and the supersonic performance calculation method suitable for optimization design system has been obtained
為適應超音速氣動外形優化設計要求,對不同的超音速阻力計算方法進行了比較計算和分析,建立了與優化設計相適應的超音速氣動特性計算方法。Based on the formula which is used to compute the lateral resistance of single pile deduced by wang qitong, a formula is setup whose precondition is that the pile and the lateral soil directly around the pile deform in - phase. on the basis of that the contact stress of the foundation is equal, a formula that can be used to conform the stress - ratio of the composite ground is set up, on the same time, the principles of the deformation harmony of the soil and the piles in the composite ground are also discussed. combining with results of this test, a formula which can calculate the bearing capacity that considering the effect of group piles of the composite ground is also deduced
視攪拌樁樁體為均質彈性介質,推導了復合地基中單樁有效樁長的理論計算公式;根據王啟銅柔性樁樁側摩阻力計算公式,以樁側土與樁體協調位移為前提推導了柔性樁樁側摩阻力的計算公式;以基底接觸應力均勻分佈,樁體、樁間土均質為前提,討論了樁,土協同工作原理,從而得出復合地基樁、土荷載變形特性,以及樁、土應力比計算公式;結合本次試驗,通過計算加載時樁體與土體的荷載分擔情況以及在極限狀態下樁土承載力發揮值,提出考慮群樁效應的攪拌樁復合地基承載力計算公式。An example of friction calculation shows that the calculation results provide a basis for the selection of drilling equipment, optimization of drillstem parameters and wellbore structure, and the selection of tripping modes of the drill string
實例計算分析表明,摩擦阻力計算結果可為鉆井設備選型、優化管柱參數和井身結構以及選擇下入方式提供可靠依據。Represents the friction calculation chart of the duct for graphic calculation during project design
給出了柔性風管完全展開時的阻力計算圖,可供工程設計時使用。Based on the comparative analysis of two available heat system plan, the paper selects the water - water heat pump system plan. after a series of character analysis, design calculation ; the style of compressor including media choosing and its circle dynamic calculation for the thermodynamic system is determined. besides this, based on some basic measure of thermodynamic analysis, the heat pump coefficient of performance is discussed ; the exergy analysis for the water - water heat plan is conducted ; the calculation formula of heat pump exergy efficiency is derived ; an optimal model for heat pump together with thermal machine is established and the main exchanger equipment in heat pump system including its resistance calculation is designed in details
本文通過對兩種系統方案進行比較分析,確定了水環熱泵系統的基本方案,經過定性分析和設計計算,進行了壓縮機的選型、工質的選擇、熱力系統的循環計算等基本設計,同時應用熱力學分析的一些基本方法,討論了如何評價熱泵系統的性能系數,並對電廠循環水余熱回收熱泵系統進行了(火用)分析,得到了熱泵過程(火用)效率的計算公式,建立了熱泵?熱機聯合機組優化模型,還對熱泵系統的主要換熱設備進行了詳細的結構設計和阻力計算,最後對熱泵系統進行了技術經濟分析和評價。Support reinforce side of cable anchor axis and roadway along gap techniques in high reach mining
沿空留巷巷旁充填支護阻力計算模型Specification of resistance calculation for chemical industrial furnace
化學工業爐阻力計算規定Study of calculating flow resistance of fluid flowing through sk - static mixer in laminar flow
型靜態混合器中作層流流動時流體阻力計算的探討By constructing the environmental control system and calculating the resistance of the system, the feasibility of the scheme is demonstrated
此外完成了該環控系統的結構設計,以及整個系統的阻力計算,阻力符合機種性能要求,證實了該環控系統設計的可行性。To reduce the hardness of the work when designing tubular air pre - heater, it is needed to work out program by computer to realize the process of the design
在程序中處理了設計過程中與熱力計算、結構計算和阻力計算相關的公式、圖表和曲線,使之可以在計算機上使用。分享友人