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1、1,电机热（FLUENT）分析设置本教程用于演示Fluent 3D如何进行电机流体-热分析。本教程可以配合电机电磁、热耦合分析流程使用。准备软件：ANSYS Workbench R16及 FLUENT R16.,Fluent中的网格和几何,2,GeneralSolver Type:Pressure-BasedSolver Velocity Formulation:AbsoluteSolver Time:SteadyModelsEnergy onViscous Model:K-epsilon(2eqn)Viscous K-epsilon Model:RealizableViscous Near-
2、wall Treatment:Non-Equilibrium Wall FunctionsMaterials右键点击Fluid air点击Fluent Database选择water-liquid(h2o)点击Copy同样方法在Solid下面添加以下材料：aluminum、copper、steel右键点击Solid NewName glueProperties Density:1Properties Cp:1Properties Thermal Conductivity:0.2点击Change/Create同样方法建立以下名称材料：glue27、insulation_layer、insulat
3、ion_paper、magnet、silicon_steel材料属性如下：glue27 1kg/m3、1j/kg-k、0.2w/m-k;insulation_layer 1kg/m3、1j/kg-k、0.1w/m-k;insulation_paper 1kg/m3、1j/kg-k、0.1w/m-k;magnet 1kg/m3、1j/kg-k、7.7w/m-k;silicon_steel 1kg/m3、1j/kg-k、cyl-orthotropic,3,Cell Zone Conditions(f_rotor)Material Name airFrame MotionRotation-Axis
4、Direction 0 0 1Rotational Velocity 2500 rpm,4,Cell Zone Conditions(f_stator)Material Name air,5,Cell Zone Conditions(f_wj)Material Name water-liquid,6,Cell Zone Conditions(s_bearing_1、s_bearing_2、s_bearing_3、s_bearing_4、s_jacket_r、s_shaft、s_shaft_r、s_steel_sheet)Material Name steel,7,Cell Zone Condi
5、tions(s_cable、s_cap_r、s_clip_r、s_shell)Material Name aluminum,8,Cell Zone Conditions(s_glue、s_gs_r)Material Name glue27,9,Cell Zone Conditions(s_magnet_r)Material Name magnet,10,Cell Zone Conditions(s_winding)Material Name copperSource terms1 source 1244805w/m3,11,Cell Zone Conditions(s_stator)Mater
6、ial Name silicon_steel,12,Boundary Conditions(inlet)Type velocity-inletMomentum velocity Magnitude=0.453m/sTurbulence Specification Method=Intensity and Viscosity Ratio;Turbulent Intensity=5%;Turbulent Viscosity Ratio=10 Thermal Temperature=319 K,13,Boundary Conditions(outlet)Type pressure-outletMom
7、entum GaugePressure=0Turbulence Specification Method=Intensity and Viscosity Ratio;Turbulent Intensity=5%;Turbulent Viscosity Ratio=10 Thermal Temperature=322 K,14,Boundary Conditions(固体外表面)w_bearing_4 Thermal:Convection;Heat Transfer Coefficient 50 w/m2k;Free Stream Temperature 312K;以下边界条与以上相同：w_sh
8、ell2_outer；w_shell3_outer;w_shell_attach_outer;w_shaft:33 Thermal:Convection;Heat Transfer Coefficient 8 w/m2k;Free Stream Temperature 312K;w_shell3_inner:49 Thermal:Heat Flux;Heat Flux 0w/m2;Heat Generation Rate 0 w/m3w_winding Thermal:Coupled;Wall Thickness:0.1 mm;Material Name:glue.,15,Boundary C
9、onditions(流体外表面)w_wj,16,Boundary Conditions(流固耦合界面-固体)w_bearing_1；w_bearing_1:38;w_bearing_2;w_bearing_2:39;w_bearing_3;w_bearing_3:40;w_cable;w_cable:32;w_cap;w_cap#ic;w_cap#jacket;w_clip;w_clip#jacket;w_clip#shaft;w_glue;w_glue#stator;w_gs#cap;w_gs#ss;w_ic#cap;w_ic#gs;w_ic#jacket;w_ic#ss;w_ic_roto
10、r;w_jacket;w_shaft;w_shaft#cap;w_shaft#jacket;w_shaft:34;w_shaft:35;w_shaft:36;w_shaft:37;w_shaft_r;w_shell1_inner;w_shell1_inner:41;w_shell1_inner:42;w_shell1_inner:43;w_shell1_inner:44;w_shell1_inner:45;w_shell1_inner:46;w_shell1_inner:47;w_shell2_inner#mix_stator1;w_shell2_inner#mix_stator_fluid1
11、;w_shell3_inner;w_shell3_inner:48;w_shell3_inner:50;w_shell_attach_inner;w_ss#cap;w_stator;w_steel_sheet;w_winding#glue;w_wj:31;w_180-shadow;w_184;w_185;,17,Boundary Conditions(流固耦合界面-流体)w_bearing_1-shadow；w_bearing_1:38-shadow;w_bearing_2-shadow;w_bearing_2:39-shadow;w_bearing_3-shadow;w_bearing_3:
12、40-shadow;w_cable-shadow;w_cable:32-shadow;w_cap-shadow;w_cap#ic-shadow;w_cap#jacket-shadow;w_clip-shadow;w_clip#jacket-shadow;w_clip#shaft-shadow;w_glue-shadow;w_glue#stator-shadow;w_gs#cap-shadow;w_gs#ss-shadow;w_ic#cap-shadow;w_ic#gs-shadow;w_ic#jacket-shadow;w_ic#ss-shadow;w_ic_rotor-shadow;w_ja
13、cket-shadow;w_shaft-shadow;w_shaft#cap-shadow;w_shaft#jacket-shadow;w_shaft:34-shadow;w_shaft:35-shadow;w_shaft:36-shadow;w_shaft:37-shadow;w_shaft_r-shadow;w_shell1_inner-shadow;w_shell1_inner:41-shadow;w_shell1_inner:42-shadow;w_shell1_inner:43-shadow;w_shell1_inner:44-shadow;w_shell1_inner:45-sha
14、dow;w_shell1_inner:46-shadow;w_shell1_inner:47-shadow;w_shell2_inner#mix_stator1-shadow;w_shell2_inner#mix_stator_fluid1-shadow;w_shell3_inner-shadow;w_shell3_inner:48-shadow;w_shell3_inner:50-shadow;w_shell_attach_inne-shadowr;w_ss#cap;w_stator-shadow;w_steel_sheet-shadow;w_winding#glue-shadow;w_wj
15、:31-shadow;w_180;w_184-shadow;w_185-shadow;,18,Mesh interfaces右键点击Mesh interface newMesh Interface intf_fluidInterface Zone 1 intf_big_innerInterface Zone 2 intf_big_outer点击Create,19,Mesh interfaces右键点击Mesh interface newMesh Interface intf_bearingInterface Zone 1 intf_big_inner_bearingInterface Zone
16、 2 intf_big_outer _bearing2Interface Options Coupled Wall点击Create,20,Mesh interfaces右键点击Mesh interface newMesh Interface intf_shaftInterface Zone 1 intf_big_inner_shaftInterface Zone 2 intf_big_outer _bearing1;intf_big_outer_shaftInterface Options Coupled Wall点击Create,21,Solution MethodsPressure-Velocity Coupling scheme SimpleSpatial Discretization Gradient:Least Squares Cell Based;Pressure:Body Force Weighted;Solution ControlsUnder-Relaxation Factors Prssure:0.3,22,Solution InitializationInitialization Methods Hybrid InitializationInitializeRun CalculationNumber of Iterations 1000Calculate,
