def __init__(self,
name,
i_node,
j_node,
m_node,
n_node,
t,
E,
nu,
kx_mod=1.0,
ky_mod=1.0,
LoadCombos={
'Combo 1': LoadCombo('Combo 1', factors={'Case 1': 1.0})
}):
self.name = name
self.ID = None
self.type = 'Quad'
self.i_node = i_node
self.j_node = j_node
self.m_node = m_node
self.n_node = n_node
self.t = t
self.E = E
self.nu = nu
self.kx_mod = kx_mod
self.ky_mod = ky_mod
self.pressures = [
] # A list of surface pressures [pressure, case='Case 1']
self.LoadCombos = LoadCombos
def __init__(self,
Name,
iNode,
jNode,
mNode,
nNode,
t,
E,
nu,
LoadCombos={
'Combo 1': LoadCombo('Combo 1', factors={'Case 1': 1.0})
}):
self.Name = Name
self.ID = None
self.type = 'Quad'
self.iNode = iNode
self.jNode = jNode
self.mNode = mNode
self.nNode = nNode
self.t = t
self.E = E
self.nu = nu
self.pressures = [
] # A list of surface pressures [pressure, case='Case 1']
self.LoadCombos = LoadCombos
def __init__(self,
Name,
iNode,
jNode,
ks,
LoadCombos={
'Combo 1': LoadCombo('Combo 1', factors={'Case 1': 1.0})
},
tension_only=False,
comp_only=False):
'''
Initializes a new spring.
'''
self.Name = Name # A unique name for the spring given by the user
self.ID = None # Unique index number for the spring assigned by the program
self.iNode = iNode # The spring's i-node
self.jNode = jNode # The spring's j-node
self.ks = ks # The spring constant (force/displacement)
self.LoadCombos = LoadCombos # The dictionary of load combinations in the model this spring belongs to
self.tension_only = tension_only # Indicates whether the spring is tension-only
self.comp_only = comp_only # Indicates whether the spring is compression-only
# Springs need to track whether they are active or not for any given load combination.
# They may become inactive for a load combination during a tension/compression-only
# analysis. This dictionary will be used when the model is solved.
self.active = {} # Key = load combo name, Value = True or False
def __init__(self,
Name,
iNode,
jNode,
mNode,
nNode,
t,
E,
nu,
LoadCombos={
'Combo 1': LoadCombo('Combo 1', factors={'Case 1': 1.0})
}):
"""
A rectangular plate element
Parameters
----------
Name : string
A unique plate name
iNode : Node3D
The plate's i-node
jNode : Node3D
The plate's j-node
mNode : Node3D
The plate's m-node
nNode : Node3D
The plate's n-node
t : number
Plate thickness
E : number
Plate modulus of elasticity
nu : number
Poisson's ratio
LoadCombos : dict {combo_name: LoacCombo}
A dictionary of the load combinations used in the model the plate is in
"""
self.Name = Name
self.ID = None
self.type = 'Rect'
self.iNode = iNode
self.jNode = jNode
self.mNode = mNode
self.nNode = nNode
self.t = t
self.E = E
self.nu = nu
self.pressures = [
] # A list of surface pressures [pressure, case='Case 1']
self.LoadCombos = LoadCombos
def __init__(self, name, i_node, j_node, m_node, n_node, t, E, nu, kx_mod=1.0, ky_mod=1.0,
LoadCombos={'Combo 1':LoadCombo('Combo 1', factors={'Case 1':1.0})}):
"""
A rectangular plate element
Parameters
----------
name : string
A unique plate name
i_node : Node3D
The plate's i-node
j_node : Node3D
The plate's j-node
m_node : Node3D
The plate's m-node
n_node : Node3D
The plate's n-node
t : number
Plate thickness
E : number
Plate modulus of elasticity
nu : number
Poisson's ratio
kx_mod : number
Modification factor for stiffness in the plate's local x-direction. Default value is
1.0, which indicates no stiffness modification (100% stiffness).
ky_mod : number
Modification factor for stiffness in the plate's local y-direction. Default value is
1.0, which indicates no stiffness modification (100% stiffness).
LoadCombos : dict {combo_name: LoacCombo}
A dictionary of the load combinations used in the model the plate is in
"""
self.name = name
self.ID = None
self.type = 'Rect'
self.i_node = i_node
self.j_node = j_node
self.m_node = m_node
self.n_node = n_node
self.t = t
self.E = E
self.nu = nu
self.kx_mod = kx_mod
self.ky_mod = ky_mod
self.pressures = [] # A list of surface pressures [pressure, case='Case 1']
self.LoadCombos = LoadCombos