Module containing global variables relating to the tokamak divertor components
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| Type | Visibility | Attributes | Name | Initial | |||
|---|---|---|---|---|---|---|---|
| real(kind=dp), | public | :: | anginc | angle of incidence of field line on plate (rad) |
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| real(kind=dp), | public | :: | beta_div | field line angle wrt divertor target plate (degrees) |
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| real(kind=dp), | public | :: | betai | poloidal plane angle between divertor plate and leg, inboard (rad) |
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| real(kind=dp), | public | :: | betao | poloidal plane angle between divertor plate and leg, outboard (rad) |
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| real(kind=dp), | public | :: | divclfr | divertor coolant fraction |
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| real(kind=dp), | public | :: | divdens | divertor structure density (kg/m3) |
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| real(kind=dp), | public | :: | dz_divertor | divertor structure vertical thickness (m) |
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| real(kind=dp), | public | :: | divmas | divertor plate mass (kg) |
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| real(kind=dp), | public | :: | divplt | divertor plate thickness (m) (from Spears, Sept 1990) |
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| real(kind=dp), | public | :: | divsur | divertor surface area (m2) |
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| real(kind=dp), | public | :: | fdiva | divertor area fudge factor (for ITER, Sept 1990) |
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| real(kind=dp), | public | :: | flux_exp | The plasma flux expansion in the divertor (default 2; Wade 2020) |
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| real(kind=dp), | public | :: | hldiv | divertor heat load (MW/m2) |
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| integer, | public | :: | i_hldiv | switch for user input hldiv:
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| real(kind=dp), | public | :: | hldivlim | heat load limit (MW/m2) |
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| real(kind=dp), | public | :: | prn1 | n-scrape-off / n-average plasma; (input for |
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| real(kind=dp), | public | :: | rconl | connection length ratio, outboard side |
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| real(kind=dp), | public | :: | rsrd | effective separatrix/divertor radius ratio |
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| real(kind=dp), | public | :: | tconl | main plasma connection length (m) |
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| real(kind=dp), | public | :: | tdiv | temperature at divertor (eV) (input for stellarator only, calculated for tokamaks) |
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| real(kind=dp), | public | :: | xpertin | perpendicular heat transport coefficient (m2/s) |
Initialise divertor_variables