SpoolTool 1.0 - Input Form

FILE DATA

Filename:
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MATERIAL PROPERTIES

MP_label	= Label reference for material property type
ρ_wall	= Density of pipe wall (defined by WT) [kg/m³]
E	= Young's modulus of elasticity [Pa]
ν	= Poisson's ratio
α_exp	= Coefficient of linear thermal expansion [/°C]
ρ_coat	= Density of external coating [kg/m³]
SMYS	= Specified Minimum Yield Stress [Pa]
SMTS	= Specified Minimum Tensile Strength [Pa]
T_der	= DNV's temperature derating material type (C-Mn = Carbon steel, DSS = Duplex Stainless Steel)
Supp U	= DNV's supplementary requirement U
SMYS_cl	= SMYS for internal clad [Pa]
SMTS_cl	= SMTS for internal clad [Pa]
γ_HISC	= Austenite spacing material factor (Fine = 1.00, Course = 0.85)
α_m	= Residual stress penalty factor (membrane)

MP_label

ρ_wall

α_exp

ρ_coat

SMYS

SMTS

T_der

Supp U

SMYS_cl

SMTS_cl

γ_HISC

α_m

CROSS-SECTIONS

CS_Label	= Label reference for cross-section type
ID	= Inner diameter of pipe [m]
WT	= Wall thickness of pipe (including clad) [m]
MP_label	= Label reference for material property type
t_coat	= Thickness of external coating [m]
t_clad	= Thickness of internal clad [m]
t_corr	= Thickness of internal corrosion [m]
WT_tol	= Wall thickness tolerance [m]
Ovality	= (D_max-D_min)/(D)
Fab proc	= Pipe fabrication process (DNV)
C_b	= Coefficient of buoyancy (1.0 -> fully submerged in seawater)
C_d	= Coefficient of normal drag
C_i	= Coefficient of inertia
C_a	= Coefficient of added mass

CS_Label

MP_label

t_coat

t_clad

t_corr

WT_tol

Ovality

Fab proc

C_b

C_d

C_i

C_a

CONTACT TYPES

CT_label	= Label reference for contact type
μ_axial	= Coefficient of friction in axial pipe direction
μ_lateral	= Coefficient of friction in lateral pipe direction
kn	= Normal (vertical) linear surface stiffness [N/m/m]
E_slip	= Distance with linear elastic resistance before slipping occurs [m]

	CT_label	μ_axial	μ_lateral	kn	E_slip

WELD TYPES

WT_label	= Label reference for weld type
CS_weak	= Cross-section label for the weakest pipe at either side of the weld
CS_strong	= Cross-section label for the strongest pipe at either side of the weld
m₁	= Negative inverse slope of S-N curve 1 (weld cap) as per DNV [Δσ in MPa]
m₂	= Negative inverse slope of S-N curve 2 (weld cap) as per DNV [Δσ in MPa]
log a₁	= Intercept of log N-axis by S-N curve 1 (weld cap) [Δσ in MPa]
log a₂	= Intercept of log N-axis by S-N curve 2 (weld cap) [Δσ in MPa]
SCF_fat	= Stress Concentration Factor (weak side of weld) used for fatigue calculations (weld cap)
SIF	= Stress Intensification Factor used for ASME calculations
SCF_HISC	= Stress Concentration Factor used for HISC calculations

	WT_label	CS_weak	CS_strong	m₁	m₂	log a₁	log a₂	SCF_fat	SIF	SCF_HISC

BEND TYPES

BT_label	= Label reference for bend type
R_curv	= Bend radius of curvature [m]
CS_label	= Label reference for cross-section type
Tan_start	= Bend tangent length start [m]
Tan_end	= Bend tangent length end [m]
L_elem	= Element length [m]

	BT_label	R_curv	CS_label	Tan_start	Tan_end	L_elem

TARGET BOXES

TB_label	= Label reference for target box
Type	= Defines target area to be defined by a box or cylinder shape
X_c	= Global X-coordinate for center of target box / cylinder [m]
Y_c	= Global Y-coordinate for center of target box / cylinder [m]
Φ_Z	= Global angle about global vertical Z-axis for target box / cylinder [rad]
W / R	= Width (W) if "Box" is selected and radius (R) if "Cylinder" is selected [m]
L / PPQ	= Length (L) if "Box" is selected and points per quarter (PPQ) if "Cylinder" is selected [m / -]
H	= Height (H) of target Box / Cylinder [m]
Φ_tol	= Heading installation tolerance [rad]
L_plot-ext	= Plots extended line from center of target area (layout plot) [m]
δx_local	= Offset in hub face axial direction (local hub x-axis) [m]
δy_local	= Offset in hub face lateral direction (local hub y-axis) [m]

TB_label

Type

X_c

Y_c

Φ_Z

W / R

L / PPQ

Φ_tol

L_plot-ext

δx_local

δy_local

HUBS

Hub	= Label reference for structure hub
TB_label	= Label reference for target box
φ_xy	= Local angle around vertical axis defining hub direction relative to heading [rad]
δx	= Axial distance between centre of structure to inboard hub face [m]
δy	= Lateral distance between centre of structure to inboard hub face [m]
δz	= Vertical distance between seabed and inboard hub face [m]
Stroke	= Axial stroking distance for connection system [m]
Structure file	= File containing connecting structure model data (leave empty if no file exist)
Swivel	= Defined if swivel feature is present
Sett_vert	= Vertical settlement distance [m]
Sett_pitch	= Pitch settlement angle [rad]

	Hub	TB_label	φ_xy	δx	δy	δz	Stroke	Structure file	Swivel	Sett_vert	Sett_pitch

SPOOLS

L_sec	= Pipe section length (between intersection points) [m]
φ_hz	= Horizontal angle of pipe section [rad]
φ_vert	= Vertical angle of pipe section [rad]
CS_label	= Label reference for cross-section type
L_elem	= Minimum element length
Contact	= Defines if contact can occur
BT_label	= Label reference for bend type

Label(s)

	L_sec	φ_hz	φ_vert	CS_label	L_elem	Contact	BT_label

GOOSENECKS

GN_label	= Label reference for gooseneck type
Gap_seabed	= Nominal gap between bottom of pipe and seabed [m]
BT_label	= Label reference for bend type
L_mid-sec	= Length of straight section between gooseneck bends [m]
Type	= Defines if gooseneck is to be based on "section" or "KP"
KP / sec nr	= Defines section or KP number
φ_b1 / L_1st	= Angle bend 1 / Length to bend intersection [rad / m]
φ_b2 / φ_hz-twist	= Angle bend 2 / Angle between sections before and after goosneck [rad]
φ_b-max	= Maximum bend angle [rad]
φ_b-standard	= Standard angles are to be used (90°, 60°, 45°, 30°, 20°, 15°, 12°, 10°, every single digit angle)
Adjacent type	= Adjacent section type (1 = bend CS used between bends, 2 = bend CS used before and between bends)

	GN_label	Gap_seabed	BT_label	L_mid-sec	Type	KP / sec nr	φ_b1 / L_1st	φ_b2 / φ_hz-twist	φ_b-max	φ_b-standard	Adjacent type

SUPPORTS

Support	= Label reference for support
CT label	= Contact type label
Spool label	= Spool / Jumper label
Config	= Support location defined based on which configuration
Spool sec nr	= Support location defined based on which spool (or jumper) section
Fraction	= Value between 0 and 1 defining location of support in relation to section (0.5 = middle of section)
Width	= Support width [m]
Length	= Support length [m]
Height	= Support height [m]
Aligned end	= Defines if support should be aligned / oriented with end 1 / 2 or with the section (0)
dφ_xy	= Rotate support around global Z-axis (vertical) [rad]
d_offset	= Offset support in lateral spool leg direction [m]
Installation tol	= Layout plot feature showing installation tolerance of support type [m]
Settlement	= Vertical settlement distance [m]

Support

CT label

Spool label

Config

Spool sec nr

Fraction

Width

Length

Height

Aligned end

dφ_xy

d_offset

Installation tol

Settlement

CIRCLE PLOTS

CP_label	= Label reference for layout circle plot
X_c	= Global X-coordinate for center of circle [m]
Y_c	= Global Y-coordinate for center of circle [m]
Radius	= Radius of circle [m]
Location	= Location label

	CP_label	X_c	Y_c	Radius	Location

LOAD STEPS

Load step	= Load step reference name
Print	= Write results to file
P_internal	= Internal pressure [Pa]
P_external	= External pressure [Pa]
T_content	= Temperature of pipe content [°C]
ρ_content	= Density of pipe content [kg/m³]
Gravity	= Gravitational acceleration [m/s²]
ρ_seawater	= Density of surrounding seawater [kg/m³]
v_current	= Current velocity for quasi static loads [m/s]
Φ_current	= Current angle (global) of attack [rad]
End-1 exp	= Expansion at spool / jumper end 1 [m]
End-2 exp	= Expansion at spool / jumper end 2 [m]
Safety class	= DNV's safety class
F_corrosion	= Factor applied to defined corrosion for each cross-section
SPT / P_min	= SPT for System Pressure Test and otherwise minimum pressure [- / Pa]
CRM_b1	= Bending moment capacity at spool / jumper end 1 [Nm]
CRM_b2	= Bending moment capacity at spool / jumper end 2 [Nm]

Label(s)

Load step

P_internal

P_external

T_content

ρ_content

Gravity

ρ_seawater

v_current

Φ_current

End-1 exp

End-2 exp

Safety class

F_corrosion

SPT / P_min

CRM_b1

CRM_b2

LOAD TYPES

Loads	= Loads type label reference
Δx	= Metrology & fabrication tolerance x-direction [m]
Δy	= Metrology & fabrication tolerance y-direction [m]
Δz	= Metrology & fabrication tolerance z-direction [m]
r_x	= Metrology & fabrication angular axial tolerance [rad]
r_y	= Metrology & fabrication angular pitch tolerance [rad]
r_z	= Metrology & fabrication angular heading tolerance [rad]
PPQ	= Points per quarter
T_ref	= Reference fabrication / metrology temperature [°C]
LS_tie-1	= 1^st end tie-in load step label
LS_tie-2	= 2^nd end tie-in load step label
LS_sett	= Settlement step label
Load steps	= Load steps label reference

Loads

Δx

Δy

Δz

r_x

r_y

r_z

PPQ

T_ref

LS_tie-1

LS_tie-2

LS_sett

Load steps

VIV TYPES

VIV_label	= VIV fatigue type label reference
Nr modes	= Number of eigen-modes to extract
LS_modal	= Analysed pre-modal load step
T_life	= Fatigue life design capacity [s]
z_ref	= Reference measurement height (in the outer zone) [m]
z₀	= DNV bottom roughness factor [m]
Distribution	= Current velocity distribution type
α / filename	= Scale factor for Weibull distribution function or histogram current file
β	= Shape factor for Weibull distribution function (Weibull only)
γ	= Location factor for Weibull distribution function (Weibull only)
δv	= Current velocity step length for integration (Weibull only) [m/2]

	VIV_label	Nr modes	LS_modal	T_life	z_ref	z₀	Distribution	α / filename	β	γ	δv

CONNECTIONS

Spool	= Spool (or jumper) label reference for connection
Hub 1	= Hub label at end 1 of spool / jumper
Hub 2	= Hub label at end 2 of spool / jumper
Twisted bends	= Defines if twisted bends are to be used
Aligned sec	= Defines if a section number is to be aligned for all the various configuration
Gooseneck 1	= Gooseneck type label at end 1 of spool / jumper
Gooseneck 2	= Gooseneck type label at end 2 of spool / jumper
Location	= Location label
Spool / Jumper	= Defines if the name "Spool" or "Jumper" is to be used for reporting
CT_seabed	= Contact type label for the seabed
Loads type	= Loads type label
VIV_type	= VIV type label

Spool

Hub 1

Hub 2

Twisted bends

Aligned sec

Gooseneck 1

Gooseneck 2

Location

Spool / Jumper

CT_seabed

Loads type

VIV_type