FLUENT噴霧模擬具體步驟

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2、ng2 Track with Fluid Flow Time Step Inject Particles at廠 Particle Time Step a Fluid Flow Time* Sic* interaction with Cofitinuous Phase7 Update DPM Sources Every Flow Eteration Number ol Continuous Phase i glleratEons per DPM Iterationirucle I imilClear PartidcsTracking Physical Models UDF Numerics P

3、arallelMax. Number of Step?Drag LawI590耳sphericalTTracking ParametersDrag Parameters Specify Lenglh ScaleStep Length Factor:OK | Injections., | CancelHelp |Discrete Phase Mode面板中的 Unsteady Parameters 屬性框中激活了 Unsteady Tracking選項(xiàng)，在瞬態(tài)流動(dòng)中考慮相間耦合計(jì)算，在每一個(gè)迭代時(shí)間步長內(nèi)， 依據(jù)在 Number Of Continuous Phaseiterations Per

4、 DPM Iteration 設(shè)定的迭代 步數(shù)進(jìn)行顆粒軌道的迭代計(jì)算。液滴破碎模型：泰勒類比破碎模型FLUENT提供兩種霧滴破碎模型：泰勒類比破碎（TAB ）模型和波致破碎模型。 本文選自泰勒類比破碎模型。Discrete Phase Model- Spray Models 下激活 Droplet Breakup，TAB 模型，設(shè)置 yO 為 0.001 （初始變形值） rracking Physical Models UDF NumericsOptionsSaffman Lift ForceErosion/AccretionSpray ModelDroplet CollisionDrople

5、t BreakupSpray ModelyQ0.001Breakup ParcelsBreakup ConstantsDroplet Collision I* Droplet Breakup Breakup Model 圧TABWave動(dòng)態(tài)曳力模型s UDF Numerics ParallelDrag ParametersDrag Law dynamiodrag創(chuàng)建入射源：（壓力旋流霧化模型）創(chuàng)建噴霧模型：選擇 pressure-swirl-atomizerInjection Nameinjection-0Injection TypeNumber of Particle Streamspres

6、sure-swlrbatoniierParticle Type” 24La Inertet* CantbustfnQMuKi co niponentMaterialDiameter DistributionOxidizingj Speciesanthra citeLvaporating Speciesiinsair1jevoJatilizrng SpeciesPfDdUCt IspeciesPoint Properties Turbulent Dispersion Wet Combustion Components UDFOK File| Cdnxl Help水滴顆粒相流數(shù)目：Number o

7、f Particle Streams2r水滴顆粒相設(shè)置：慣性顆粒（、inert”）離散相類型（顆粒、液滴或氣泡）Partide Type* Fnerl材料設(shè)置：Materialwate r-liquidtvaporaur:ig Speci gs屬性設(shè)置： 入射源位置入射源軸向方向設(shè)置:X-AxisZ-Axis流量以及時(shí)間設(shè)置:Flow Rate kg/sStart Time s噴嘴直徑，錐角,Injector Inner Diameter mUpstream Pressure (pascal1500000重力加速度設(shè)置:PressureOperating Pressure pascal1013

8、25Gravity審 GravityGravitational AccelerationReference Pressure LocationX(nY(mX (mfs2JY (m/s2Z (mfs2)Variable-Density ParametersSpecHted Operating DensityOKCancel HelpSJk-OSI225e-O52.72t!5i.&anKIi屁蟲l*OGFa IclM! TiaiztJ L-Jie4 b/ Pa Ide Fe :ldene:e Tlime n Tliiie-jDOODe-QZiUM 2+.2Ci|l3IF LU BUT S3 M,plvu , m. uu kad中+.7Df?1舲 !12址加 勺麻T.42tK *WKQgOGF-31 IclHEi Tiaze i L d；4 by Palele P:ldence Time n Tlme*5i000e|3f LU BWT &3 Ol pint ,m. uu Itadii1.00e-019 50e-029.006-028.50e-028.00e-027.50e-021 00e-026.506-026.00e-025,50025.00e-024 50e-024.00e-023 50e-023.00