def test_static(): wmin_ref = [ ['clpt_donnell_bc1', -0.0512249327106], ['clpt_donnell_bc2', -0.0500855846496], ['clpt_donnell_bc3', -0.0509280039584], ['clpt_donnell_bc4', -0.0498127720591], ['fsdt_donnell_bc1', -0.0516948646563], ['fsdt_donnell_bc2', -0.0505316013923], ['fsdt_donnell_bc3', -0.0513959737413], ['fsdt_donnell_bc4', -0.0502561654612], ] for model, wmin in wmin_ref: cc = ConeCyl() cc.model = model cc.m1 = 20 cc.m2 = 10 cc.n2 = 11 cc.name = 'Z33' cc.laminaprop = (123.55e3 , 8.708e3, 0.319, 5.695e3, 5.695e3, 5.695e3) cc.stack = [0, 0, 19, -19, 37, -37, 45, -45, 51, -51] cc.plyt = 0.125 cc.r2 = 250. cc.H = 510. cc.add_SPL(10) for thetadeg in np.linspace(0, 360, 300, endpoint=False): cc.add_force(0., thetadeg, -15., 0, 0, increment=True) cs = cc.static() cc.uvw(cs[0]) assert np.isclose(cc.w.min(), wmin, rtol=0.01)
def test_NL_static(): wmin_ref = [ ['clpt_donnell_bc1', -0.012689461685834305], ['clpt_donnell_bc2', -0.011741560192200845], ['clpt_donnell_bc3', -0.012634776822892537], ['clpt_donnell_bc4', -0.011499181513525969], ['fsdt_donnell_bc1', -0.012621439862441628], ] for model, wmin in wmin_ref: cc = ConeCyl() cc.model = model cc.m1 = 20 cc.m2 = 5 cc.n2 = 6 cc.name = 'Z33' cc.laminaprop = (123.55e3 , 8.708e3, 0.319, 5.695e3, 5.695e3, 5.695e3) cc.stack = [0, 0, 19, -19, 37, -37, 45, -45, 51, -51] cc.plyt = 0.125 cc.r2 = 250. cc.H = 510. cc.add_SPL(10, increment=False) for thetadeg in np.linspace(0, 360, 300, endpoint=False): cc.add_force(0., thetadeg, -15., 0, 0, increment=True) cc.analysis.initialInc = 0.5 cs = cc.static(NLgeom=True) cc.uvw(cs[0]) assert np.isclose(cc.w.min(), wmin, rtol=0.01)