pellet_injectors¶
Pellet injectors
Maximum occurrences (MDS+ backend only): 2
New in version 3.0.4: lifecycle status alpha
Changed in version 4.2.0.
ids_propertiesstructure¶
See common IDS structure reference: ids_properties.
injector(i1)AoS¶Set of pellet injectors
Set of pellet injectors
Maximum occurrences (MDS+ backend only): 5
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injector(i1)/nameSTR_0D¶Short string identifier (unique for a given device)
Short string identifier (unique for a given device)
injector(i1)/pellet(itime)AoS¶Description of the pellet launched at various time slices by […]
Description of the pellet launched at various time slices by this injector. The time of this structure corresponds to the full ablation of the pellet inside the plasma.
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injector(i1)/pellet(itime)/positionstructure¶Position of the centre of mass of the pellet, along its path […]
Position of the centre of mass of the pellet, along its path until full ablation
injector(i1)/pellet(itime)/position/phi(:) ⇹radFLT_1D¶Toroidal angle (oriented counter-clockwise when viewed from above)
Toroidal angle (oriented counter-clockwise when viewed from above)
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injector(i1)/pellet(itime)/velocity_r(:) ⇹m.s^-1FLT_1D¶Major radius component of the velocity of the centre of mass […]
Major radius component of the velocity of the centre of mass of the pellet
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injector(i1)/pellet(itime)/velocity_z(:) ⇹m.s^-1FLT_1D¶Vertical component of the velocity of the centre of mass of the […]
Vertical component of the velocity of the centre of mass of the pellet
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injector(i1)/pellet(itime)/velocity_phi(:) ⇹m.s^-1FLT_1D¶Toroidal component of the velocity of the centre of mass of the […]
Toroidal component of the velocity of the centre of mass of the pellet
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injector(i1)/pellet(itime)/length ⇹mFLT_0D¶Pellet length (cylindrical pellet)
Pellet length (cylindrical pellet)
injector(i1)/pellet(itime)/shapestructure¶Initial shape of a pellet at launch - this comes from the initial […]
Initial shape of a pellet at launch - this comes from the initial version of the pellet IDS, a more compact version of diameter+length (coming from the SPI IDS) and allows rectangular shape, but it is less readable than just diameter+length. Choose which of the two we keep.
injector(i1)/pellet(itime)/shape/typestructure¶Identifier structure for the shape type: 1-spherical; 2-cylindrical; […]
Identifier structure for the shape type: 1-spherical; 2-cylindrical; 3-rectangular
injector(i1)/pellet(itime)/shape/size(:) ⇹mFLT_1D¶Size of the pellet in the various dimensions, depending on the […]
Size of the pellet in the various dimensions, depending on the shape type. Spherical pellets: size(1) is the radius of the pellet. Cylindrical pellets: size(1) is the radius and size(2) is the height of the cylinder. Rectangular pellets: size(1) is the height, size(2) is the width and size(3) is the length
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injector(i1)/pellet(itime)/shellstructure¶Composition of the shell-layer around the pellet
Composition of the shell-layer around the pellet
injector(i1)/pellet(itime)/shell/species(i2)AoS¶Atomic species
Atomic species
Maximum occurrences (MDS+ backend only): 3
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injector(i1)/pellet(itime)/shell/species(i2)/nameSTR_0D¶String identifying the species (e.g. […]
String identifying the species (e.g. H, D, T, …)
injector(i1)/pellet(itime)/shell/species(i2)/density ⇹m^-3FLT_0D¶Density of the species
Density of the species
injector(i1)/pellet(itime)/corestructure¶Composition of the core of the pellet
Composition of the core of the pellet
injector(i1)/pellet(itime)/core/species(i2)AoS¶Atomic species
Atomic species
Maximum occurrences (MDS+ backend only): 3
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injector(i1)/pellet(itime)/core/species(i2)/nameSTR_0D¶String identifying the species (e.g. […]
String identifying the species (e.g. H, D, T, …)
injector(i1)/pellet(itime)/core/species(i2)/density ⇹m^-3FLT_0D¶Density of the species
Density of the species
injector(i1)/pellet(itime)/velocity_initial ⇹m.s^-1FLT_0D¶Initial velocity of the pellet as it enters the vaccum chamber
Initial velocity of the pellet as it enters the vaccum chamber
injector(i1)/pellet(itime)/path_geometrystructure¶Geometry of the pellet path in the vaccuum chamber
Geometry of the pellet path in the vaccuum chamber
injector(i1)/pellet(itime)/path_geometry/first_pointstructure¶Position of the first point
Position of the first point
injector(i1)/pellet(itime)/path_geometry/second_pointstructure¶Position of the second point
Position of the second point
injector(i1)/pellet(itime)/path_profilesstructure¶1-D profiles of plasma and pellet along the pellet path
1-D profiles of plasma and pellet along the pellet path
injector(i1)/pellet(itime)/path_profiles/distance(:) ⇹mFLT_1D¶Distance along the pellet path, with the origin taken at path_geometry/first_point. […]
Distance along the pellet path, with the origin taken at path_geometry/first_point. Used as the main coordinate for the path_profiles structure
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injector(i1)/pellet(itime)/path_profiles/rho_tor_norm(:) ⇹1FLT_1D¶Normalized toroidal coordinate along the pellet path
Normalized toroidal coordinate along the pellet path
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injector(i1)/pellet(itime)/path_profiles/psi(:) ⇹WbFLT_1D¶Poloidal flux along the pellet path. […]
Poloidal flux along the pellet path. For a positive plasma current (counter-clockwise when viewed from above), increases from the magnetic axis to the boundary
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injector(i1)/pellet(itime)/path_profiles/velocity(:) ⇹m.s^-1FLT_1D¶Pellet velocity along the pellet path
Pellet velocity along the pellet path
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injector(i1)/pellet(itime)/path_profiles/n_e(:) ⇹m^-3FLT_1D¶Electron density along the pellet path
Electron density along the pellet path
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injector(i1)/pellet(itime)/path_profiles/t_e(:) ⇹eVFLT_1D¶Electron temperature along the pellet path
Electron temperature along the pellet path
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injector(i1)/pellet(itime)/path_profiles/ablation_rate(:) ⇹s^-1FLT_1D¶Ablation rate (electrons) along the pellet path
Ablation rate (electrons) along the pellet path
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injector(i1)/pellet(itime)/path_profiles/ablated_particles(:) ⇹1FLT_1D¶Number of ablated particles (electrons) along the pellet path
Number of ablated particles (electrons) along the pellet path
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injector(i1)/propellant_gasstructure¶Description of the propellant gas
Description of the propellant gas
injector(i1)/propellant_gas/flow_rates^-1structure¶Flow rate of the gas at the injector exit
Flow rate of the gas at the injector exit
injector(i1)/propellant_gas/species(i2)AoS¶Atomic species in the gas composition
Atomic species in the gas composition
Maximum occurrences (MDS+ backend only): 3
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latency ⇹sFLT_0D¶Upper bound of the delay between input command received from […]
Upper bound of the delay between input command received from the RT network and actuator starting to react. Applies globally to the system described by this IDS unless specific latencies (e.g. channel-specific or antenna-specific) are provided at a deeper level in the IDS structure.