def test_conm2(self): """Tests a CMASS1/PMASS""" model = BDF(debug=True, log=None, mode='msc') model.bdf_filename = 'celas1.bdf' model.add_grid(1, [0., 0., 0.], cd=1) model.add_grid(2, [1., 0., 0.]) model.add_grid(3, [0.5, 1., 0.], cd=3) model.add_grid(4, [0.5, 0., 1.]) origin = [0., 0., 0.] zaxis = [0., 0., 1] xzplane = [1., 1., 0.] model.add_cord2r(1, origin, zaxis, xzplane, rid=0, setup=True, comment='') origin = [0.5, 1., 0.] zaxis = [0., 0., 1] xzplane = [0.5, 2., 0.] model.add_cord2r(3, origin, zaxis, xzplane, rid=0, setup=True, comment='') model.add_conm2(1, 1, mass=2.0, cid=0, X=None, I=None, comment='') model.add_conm2(2, 2, mass=3.0, cid=0, X=None, I=None, comment='') model.add_conm2(3, 3, mass=3.0, cid=0, X=None, I=None, comment='') model.add_conm2(4, 4, mass=5.0, cid=0, X=None, I=None, comment='') nids = [1, 2] eid = 1 k = 1000. model.add_celas2(eid, k, nids, c1=1, c2=2, ge=0., s=0., comment='') load_id = 2 spc_id = 3 # model.add_sload(load_id, 2, 20.) fxyz = [1., 0., 0.] mag = 20. model.add_force(load_id, 2, mag, fxyz, cid=0, comment='') components = 123456 nodes = 1 model.add_spc1(spc_id, components, nodes, comment='') setup_case_control(model) solver = Solver(model) model.sol = 101 solver.run()
def test_celas1(self): """Tests a CELAS1/PELAS""" model = BDF(debug=True, log=None, mode='msc') model.bdf_filename = 'celas1.bdf' model.add_grid(1, [0., 0., 0.]) model.add_grid(2, [0., 0., 0.]) nids = [1, 2] eid = 1 pid = 2 model.add_celas1(eid, pid, nids, c1=1, c2=1, comment='') k = 1000. load_id = 2 spc_id = 3 model.add_pelas(pid, k, ge=0., s=0., comment='') # model.add_sload(load_id, 2, 20.) fxyz = [1., 0., 0.] mag = 20. model.add_force(load_id, 2, mag, fxyz, cid=0, comment='') components = 123456 nodes = 1 model.add_spc1(spc_id, components, nodes, comment='') setup_case_control(model) solver = Solver(model) model.sol = 103 solver.run() model.sol = 101 solver.run() # F = k * d # d = F / k # 20=1000.*d d = mag / k assert np.allclose(solver.xa_[0], d) os.remove(solver.f06_filename) os.remove(solver.op2_filename)