diff options
Diffstat (limited to 'gasplot.py')
| -rw-r--r-- | gasplot.py | 11 |
1 files changed, 8 insertions, 3 deletions
@@ -12,7 +12,12 @@ grid_width = 30 radius = 0.002 char_u = 1120 -config = HardSphereSetup(radius, char_u, *grid_of_random_velocity_particles(grid_width, radius, char_u)) +position, velocity = grid_of_random_velocity_particles(grid_width, radius, char_u) +velocity[:,:] = 0 +velocity[0,0] = 10.75*char_u +velocity[0,1] = -.25*char_u +config = HardSphereSetup(radius, char_u, position, velocity) +#config = HardSphereSetup(radius, char_u, *grid_of_random_velocity_particles(grid_width, radius, char_u)) gas = GasFlow(config) m_nitrogen = 0.028 / const.N_A @@ -21,7 +26,7 @@ def plot(step, velocities): velocities = np.array([np.linalg.norm(v) for v in velocities]) maxwellian = stats.maxwell.fit(velocities) - print("T = %.0f K; u_mean = %.0f [m/s]; energy = %.05f" % ((maxwellian[1]**2 / const.k * m_nitrogen, stats.maxwell.mean(*maxwellian), np.sum([x*2 for x in velocities])))) + print("T = %.0f K; u_mean = %.0f [m/s]; energy = %.05f" % ((maxwellian[1]**2 / const.k * m_nitrogen, stats.maxwell.mean(*maxwellian), np.sum([x**2 for x in velocities])))) plt.figure() @@ -52,4 +57,4 @@ def simulate(n_steps, section): plot(i, velocities) -simulate(10000, 500) +simulate(100000, 1000) |