1) Start CFD-GUI and read the grid

Select Model --> Grid --> Import Grid --> DTF and read T1.DTF

Answer "Yes" when asked if the 2D model is axisymmetric

2) Select the Problem Type Options

Select Model --> Problem Type --> Options

Activate Incompressible Flow, Heat Transfer, Reaction, Plasma, Electromagnetics

3) Read Additional Species Database

Select Model --> Prop. --> Species --> Read Additional Species

read ions.SPECIES file

4) Setup the Initial Mixture

Select Model --> Prop. --> Mixture Defn.

Add one mixtures:

Initial: (AR 0.9999, AR+ 0.0001)

5) Define the Gas Properties

Select Model --> Prop. --> Gas

Density = Ideal Gas Law (Ref. Pressure = 1.33 Pa)

Use default values for all other gas properties

6) Define the Solid Properties

Select Model --> Prop. --> Solid

Copper:

Conductivity = 386 W/m-K

Specific Heat = 385 J/kg-K

Density = 8900 kg/m3

Air:

Conductivity = 0.0242 W/m-K

Specific Heat = 1000 J/kg-K

Density = 1.15 kg/m3

Use default values for all other solid properties

7) Define the Gas Phase / Electron Induced Reactions

Select Model --> Models --> Reaction

Set Number of Steps to 1, Rate Constants by: General Rate

Step Number 1: AR --> AR+ (Electron Induced Reaction, Energy Loss:0)

Forward Rate: Ap=1.2e-13 m^3/s, Ea/R=18.7 eV, n=0

Backwards Rate: General Rate, Ap=0 Ea/R=0, n=0

8) Define the Surface Reactions

Select Model -> Models --> Sur. Reaction

Surface Reactions: ON

Surface Mass Transfer: Sticking Coefficient Method

Add a Mechanism (name it "SurfReact") with 1 steps

Step Number 1: AR+ --> AR

Ap=1, Ea/R=0, n=0, Transferred Species=None

9a) Change the Interface Boundary Condtions to Material Interfaces

Select Model --> Bound. Cond. --> Surface BC --> Location

Pick the two Interface BC's in Domain 1 and change them to Mat Intf BCs

Pick the two Interface BC's in Domain 4 and change them to Mat Intf BCs

9b) Setup the Boundary Condition Values

Select Model --> Bound. Cond. --> Surface BC --> Values

(need pic)

Pick the Cyan colored outer case walls (2)

Isothermal (U=0, V=0, T=323)

Electron Temperature: Fixed Gradient dTe/dn=0

Vector Magnetic Potential: Fixed Potential A(Real)=0, A(Imag)=0

Reaction: Off

Middle-Mouse to complete the set

Pick the Cyan colored chamber walls (3)

Isothermal (U=0, V=0, T=323)

Electron Temperature: Fixed Gradient dTe/dn=0

Vector Magnetic Potential: Fixed Potential A(Real)=0, A(Imag)=0

Reaction: SurfReact

Middle-Mouse to complete the set

Pick the Beige colored Material Interfaces (2)

Set the Reaction to SurfReact

Middle-Mouse to complete the set

10) Setup the Coil Heat Sources

Select Model --> Bound. Cond. --> Heat Sources

Pick the inner coil (closest to x-axis)

Source Type: Total 0.01 W

Middle mouse to accept

Pick the outer coil (farthest from x-axis)

Source Type: Total 0.1 W

Middle mouse to accept

11) Setup the Coil Current

Select Model --> Bound. Cond. --> Coil Current

Pick each of the two coils

Source Type: AC Source, Input: Coil Current

Field Frequency 1.35e7 Hz, Coil Current 35 A

12) Setup the Initial Conditions

Select Model --> Initial Cond. --> Initial Cond

Set Constant Values

Mixture=Initial, U=0, V=0, P(rel)=0, T=323 K, Electron Temp = 3.0 eV

Mag. Potential (Real)=1e-7, Mag. Potential (Imag)=1e-7

13) Set the number of Solution Iterations

Select Solve --> Control --> Iterations --> Solution 500

14) Define the Solution Relaxation Parameters

Select Solve --> Control --> Relaxation

Change the following:

Enthalpy: 0.001

Species Fractions:0.2

Plasma: 0.01

Electromagnetics: 0.0001

Temperature: 0.2

15) Set Limits on Temperature

Select Solve --> Control --> Limits

Tmin = 300, Tmax = 1200

16) Request Desired Output

Select Solve --> Output --> Graphics (add any desired scalars)

17) Submit the Job (must have CFD-ACEUA V6.0 or greater)

Select Solve --> Solution --> Submit --> Submit the run (OK)

The solution should show the following:

max electron temperature of 2.73 eV

max electron number density of 6.81e16 1/m3

max Temperature of 712 K

max AR+ number density of 6.81e+16

max RF electric Field |E|rf of 1445 V/m

In the *out file:

Electron Energy Loss 149 W

Electron Absorbed Energy 149 W