渦流室型 的英文怎麼說

中文拼音 [guōliúshìxíng]
渦流室型 英文
swirl chamber type
  • 渦 : 渦名詞1. （漩渦） eddy; whirlpool; vortex 2. （酒窩） dimple
  • 流 : Ⅰ動1 （液體移動; 流動） flow 2 （移動不定） drift; move; wander 3 （流傳; 傳播） spread 4 （向壞...
  1. Large eddy simulation of vortex shedding for model srm

    模型燃燒室紊流燃燒的大渦模擬
  2. In this paper, simple reacting flow model in solid - propellant ducted rocket combustor based on eddy break - up model is established. the model is used to simulate the three - dimensional combustion flowfields in an experimental motor. some factors how to affect the combustion efficiency are discussed in the paper, including air intake and gas generator nozzle

    本文基於簡單反應的旋渦分裂模型，建立了固體火箭沖壓發動機補燃室內的湍流燃燒模型，並在該模型下對某實驗發動機進行了三維數值模擬，研究了補燃室設計參數包括進氣道出口設計參數和燃氣發生器噴管設計參數對燃燒效率的影響。
  3. Based on prandtl ' s momentum transportation, this paper calculates in detail the physical quantities such as eddy viscosities, and ratio of eddy viscosity to motion viscosity, total stresses with respect to relative position in three regions of viscous sub - layer, buffer layer, and main turbulent stream for non - newtonian fluid flowing turbulently in ducts, which according to karman ' s three layer models and measurement of fluid parameters in evaluation apparatus, discusses the influence of polymer drag reduction on flowing properties of non - newton fluid, analyzes quantitatively principle of turbulent reduction phenomenon and condition of increasing reduction rate

    摘要以普蘭德動量傳遞理論為基礎，按照卡門的三層模型，通過室內模擬環道用0號柴油及加入減阻劑在圓管內的流動參數的測定，計算了非牛頓型流體管內湍流邊界層的層流內層、過渡層、湍流中心的渦流粘度，渦流粘度與運動粘度比、總應力隨相對位置的變化等定量參數，探討了高分子減阻劑對非牛頓流體流動特性的影響，對湍流減阻現象的機理與增大減阻率的條件進行了定量分析。
  4. Based on the combustion model, the intermediate combustion products, the rate of the heat release in the swirl chamber, the engine ' s transient pressure and temperature are traced in details during the calculation

    在此模型基礎上，對發動機缸內燃燒的中間產物、渦流室的放熱率、缸內瞬時壓力和溫度進行了分析。
  5. Three - dimensional numerical simulation of the spray process in swirl chamber with a hybrid breakup model

    利用混合破碎模型對渦流室內噴霧過程的三維數值模擬
  6. To meet the needs for wider surge margin of the turbofan engine, a new model was developed to predict the characteristics of the fan / high pressure compressor and turbine in this thesis. several ways, including, variable inlet guide vanes of the fan, variable guide vanes of the high pressure compressor, the variable inlet area ratio of the mixer and the nozzle areas, were presented to enlarge the surge margin of the turbofan engine. meanwhile, a method of combined variable geometries for optimizing controls of inlet guide vanes of the fan, guide vanes and the first two stators of high pressure compressor, area ratio of mixer and noz zle areas was established

    為了滿足下一代作戰飛機對推進系統的性能和穩定性要求，本文建立了壓縮系統特性和渦輪特性的新模型，並分別採用改變渦扇發動機風扇進口導流葉片、壓氣機導流葉片和前兩級靜葉片、混合室進口處內、外涵面積比和尾噴管面積，研究了其對發動機性能和穩定性的影響，進而得出了渦扇發動機變幾何擴穩的方法，為發動機變幾何擴穩研究打下理論基礎。
  7. In this paper, maccormack explicit time - split scheme, baldwin - lomax algebraic turbulent model and two - steps hydrogen - air nonequilibrium chemical kinetics model are employed to simulate the 2 - d flow fields in a fixed geometry scramjet combustor in different injecting way of fuel in different flight conditions. the results show, in the same entrance condition, the operating mode of scramjet combustor is influenced by the control of fuel

    本文採用maccormack顯式時間分裂法、 b - l代數渦粘性湍流模型及氫-空氣兩步非平衡化學動力學反應模型，模擬了在不同的飛行馬赫數條件下，固定幾何的雙模態燃燒室在不同供油規律下的二維燃燒流場。
  8. A simulation of the generation of the nox has been done on the base of the novel model of the combustion theory of the swirl chamber, which has been established in this paper

    在理論上，建立了新的渦流室式lpg柴油雙燃料發動機燃燒的準維燃燒模型，在此模型下，對no _ x的生成機理做了計算機模擬模擬，並與試驗結果進行了比較和分析。
  9. Under the two - dimensional body - fitted coordinate, large - eddy simulation ( les ) of turbulent chemically reacting flows in the model afterburner with the v - gutter flame holder was carried out by using parallel computing

    本文在二維貼體坐標系下，對一帶v型穩定器的模型加力燃燒室燃燒流場採用大渦模型進行了并行數值模擬。
  10. Large - eddy simulation of two - phase reacting flow in model combustor

    模型燃燒室中兩相化學反應流動的大渦模擬
  11. Large - eddy simulation of turbulent reacting flows in the combustor by three - dimensional body - fitted grid

    模型燃燒室內瞬態紊流的大渦模擬
  12. The engine emissions are decreased effectively and can meet the euro i emission standard by making intake vortex ratio and combustible chamber shape better, delaying injection timing, speeding fuel injection spray in combination with other optimization

    通過改善進氣渦流比、改進燃燒室形狀、延遲供油定時、提高供油速率等改進措施，並進行優化匹配，降低了各項柴油機的排放，使該機型達到歐i排放標準。
  13. The result of the simulation showed the novel combustion model had reflected the practical working process very well

    模擬模擬的結果表明：新的渦流室式雙燃料準維燃燒模型能較好的反映缸內的實際工作過程。
分享友人
分享到 Line

分享到臉書