# ASTERION PRIMARY STRUCTURE EXPRESSIONS — VERSION 0.3
# Apply explicit units inside Siemens NX.

spine_half_length = 21000 mm
spine_truss_radius = 1200 mm
spine_longeron_count = 8
spine_frame_angle = 360 deg / spine_longeron_count
nominal_bay_pitch = 2500 mm

longeron_od = 160 mm
longeron_wall = 6 mm
frame_od = 120 mm
frame_wall = 5 mm
diagonal_od = 90 mm
diagonal_wall = 4 mm

ring_support_count = 2
ring_support_x_1 = -2500 mm
ring_support_x_2 = 2500 mm
ring_sector_count = 12
ring_sector_angle = 360 deg / ring_sector_count
ring_centroid_radius = 12000 mm
ring_beam_od = 200 mm
ring_beam_wall = 6 mm
ring_spoke_od = 120 mm
ring_spoke_wall = 5 mm

propulsion_frame_x = -16000 mm
propulsion_mount_count = 6
propulsion_mount_radius = 3200 mm
propulsion_boom_od = 140 mm
propulsion_boom_wall = 5 mm

docking_frame_x = 21400 mm
docking_frame_radius = 800 mm
docking_node_count = 8
docking_link_od = 140 mm
docking_link_wall = 5 mm
