def _find_tips(run, ind):
orb = run.orbit.read()
if 'vr' in orb:
pitch = eval_mrkr.eval_particle('pitch',
mass=None,
charge=None,
R=None,
phi=None,
z=None,
vR=orb['vr'][ind],
vphi=orb['vphi'][ind],
vz=orb['vz'][ind],
BR=orb['br'][ind],
Bphi=orb['bphi'][ind],
Bz=orb['bz'][ind],
psi=None)
else:
pitch = eval_mrkr.eval_guidingcenter('pitch',
mass=2. * 1.60e-27,
charge=None,
R=None,
phi=None,
z=None,
vpar=orb['vpar'][ind],
mu=orb['mu'][ind],
theta=None,
BR=orb['br'][ind],
Bphi=orb['bphi'][ind],
Bz=orb['bz'][ind],
psi=None)
ind_tips = np.where(
np.logical_and(pitch[:-1] * pitch[1:] < 0,
np.abs(pitch[1:]) < 0.005))[0] + 1
return pitch, ind_tips
def evaluate_initial_quant(inistate, id_part):
print()
print('particle:', id_part)
ind = np.where(inistate['id'] == id_part)[0]
pitch = eval_mrkr.eval_particle('pitchprt',
mass=None,
charge=None,
R=None,
phi=None,
z=None,
vR=inistate['vr'][ind],
vphi=inistate['vphi'][ind],
vz=inistate['vz'][ind],
BR=inistate['br'][ind],
Bphi=inistate['bphi'][ind],
Bz=inistate['bz'][ind],
psi=None)
print('initial pitch', pitch)
energy = eval_mrkr.eval_particle('energy',
mass=2. * 1.66e-27,
charge=None,
R=None,
phi=None,
z=None,
vR=inistate['vr'][ind],
vphi=inistate['vphi'][ind],
vz=inistate['vz'][ind],
BR=None,
Bphi=None,
Bz=None,
psi=None)
print('initial E', energy)
mu = eval_mrkr.eval_particle('mu',
mass=2. * 1.66e-27,
charge=None,
R=None,
phi=None,
z=None,
vR=inistate['vr'][ind],
vphi=inistate['vphi'][ind],
vz=inistate['vz'][ind],
BR=inistate['br'][ind],
Bphi=inistate['bphi'][ind],
Bz=inistate['bz'][ind],
psi=None)
print('initial mu', mu)
return ind, mu
def evaluate_derived_quant(orb, id_part):
# evaluate derived quantities
ind = np.where(orb['id'] == id_part)[0]
pitch = eval_mrkr.eval_particle('pitch',
mass=2. * 1.60e-27,
charge=None,
R=None,
phi=None,
z=None,
vpar=orb['vpar'][ind],
mu=orb['mu'][ind],
theta=None,
BR=orb['br'][ind],
Bphi=orb['bphi'][ind],
Bz=orb['bz'][ind],
psi=None)
energy = eval_mrkr.eval_particle('energy',
mass=2. * 1.60e-27,
charge=None,
R=None,
phi=None,
z=None,
vpar=orb['vpar'][ind],
mu=orb['mu'][ind],
theta=None,
BR=orb['br'][ind],
Bphi=orb['bphi'][ind],
Bz=orb['bz'][ind],
psi=None)
energy = energy / 1.602e-19
dE = np.diff(energy, prepend=energy[0])
mu = eval_mrkr.eval_particle('mu',
mass=2. * 1.60e-27,
charge=None,
R=None,
phi=None,
z=None,
vR=orb['vr'][ind],
vphi=orb['vphi'][ind],
vz=orb['vz'][ind],
BR=orb['br'][ind],
Bphi=orb['bphi'][ind],
Bz=orb['bz'][ind],
psi=None)
mu = mu * 1e14
return ind, pitch, energy, mu, dE
_zmin = np.squeeze(bb['b_zmin'])
_zmax = np.squeeze(bb['b_zmax'])
_nz = np.squeeze(bb['b_nz'])
z = np.linspace(_zmin, _zmax, _nz)
nphi = np.squeeze(bb['b_nphi'])
Rgrid, zgrid, tg = np.meshgrid(R, z, 0, indexing="ij")
#particles
inistate = run.inistate.read()
pitch = evaluate.eval_particle('pitch',
mass=inistate['mass'],
charge=None,
R=None,
phi=None,
z=None,
vR=inistate['vr'],
vphi=inistate['vphi'],
vz=inistate['vz'],
BR=inistate['br'],
Bphi=inistate['bphi'],
Bz=inistate['bz'],
psi=None)
#Trapping condition
d = np.sqrt((b2d['axisr'] - inistate['r'])**2 +
(b2d['axisz'] - inistate['z'])**2)
lhs = pitch / np.sqrt(1 - pitch**2)
rhs = np.sqrt(d * 2. / abs(b2d['axisr'] - d))
ind_trapp = np.where(lhs < rhs)
#rz
f = plt.figure(figsize=(6, 10))
# check matching initial condition
for i in range(2):
# find indexes of interest
id_part = fcoll.inistate['id'][ind_nocoll[i]]
#ind = np.where(fnocoll.inistate['id']==id_part)[0]
ind = np.where(orb_coll['id'] == id_part)[0]
#only initial points
ind_i_coll = np.where(fcoll.inistate['id'] == id_part)[0]
pitch = eval_mrkr.eval_particle('pitchprt',
mass=None,
charge=None,
R=None,
phi=None,
z=None,
vR=fcoll.inistate['vr'][ind_i_coll],
vphi=fcoll.inistate['vphi'][ind_i_coll],
vz=fcoll.inistate['vz'][ind_i_coll],
BR=fcoll.inistate['br'][ind_i_coll],
Bphi=fcoll.inistate['bphi'][ind_i_coll],
Bz=fcoll.inistate['bz'][ind_i_coll],
psi=None)
print('pitch coll', pitch)
energy = eval_mrkr.eval_particle('energy',
mass=2. * 1.60e-27,
charge=None,
R=None,
phi=None,
z=None,
vR=fcoll.inistate['vr'][ind_i_coll],
vphi=fcoll.inistate['vphi'][ind_i_coll],
def evaluate_derived_quant_go(a5, orb, id_part):
print('GO')
# evaluate derived quantities
ind = np.where(orb['id'] == id_part)[0]
pitch = eval_mrkr.eval_particle('pitch',
mass=2. * 1.66e-27,
charge=None,
R=None,
phi=None,
z=None,
vR=orb['vr'][ind],
vphi=orb['vphi'][ind],
vz=orb['vz'][ind],
BR=orb['br'][ind],
Bphi=orb['bphi'][ind],
Bz=orb['bz'][ind],
psi=None)
energy = eval_mrkr.eval_particle('energy',
mass=2. * 1.66e-27,
charge=None,
R=None,
phi=None,
z=None,
vR=orb['vr'][ind],
vphi=orb['vphi'][ind],
vz=orb['vz'][ind],
BR=orb['br'][ind],
Bphi=orb['bphi'][ind],
Bz=orb['bz'][ind],
psi=None)
dE = np.diff(energy - energy[0], prepend=energy[0])
mu = eval_mrkr.eval_particle('mu',
mass=2. * 1.66e-27,
charge=None,
R=None,
phi=None,
z=None,
vR=orb['vr'][ind],
vphi=orb['vphi'][ind],
vz=orb['vz'][ind],
BR=orb['br'][ind],
Bphi=orb['bphi'][ind],
Bz=orb['bz'][ind],
psi=None)
#mu=mu*1.602e-19;
Bn = eval_mrkr.eval_particle('bnorm',
mass=2. * 1.66e-27,
charge=None,
R=None,
phi=None,
z=None,
BR=orb['br'][ind],
Bphi=orb['bphi'][ind],
Bz=orb['bz'][ind],
psi=None)
div = a5.evaluate(orb['r'][ind], orb['phi'][ind], orb['z'][ind], 0,
"divergence")
plt.figure()
plt.plot(div, 'r')
plt.suptitle('GO div {:d}'.format(id_part))
# plt.figure(); plt.plot((energy-energy[0])/energy[0]*100., 'r'); plt.suptitle('GO E {:d}'.format(id_part))
# plt.figure(); plt.plot((mu-mu[0])/mu[0]*100., 'r'); plt.suptitle('GO mu {:d}'.format(id_part))
plt.figure()
plt.plot(np.sqrt(Bn**2 - orb['bphi'][ind]**2), 'r')
plt.suptitle('GO bnorm {:d}'.format(id_part))
psi = a5.evaluate(orb['r'][ind], orb['phi'][ind], orb['z'][ind], 0, "psi")
pphi = eval_mrkr.eval_particle('ptor',
mass=2. * 1.66e-27,
charge=orb['charge'][ind] * 1.602e-19,
R=orb['r'][ind],
phi=None,
z=None,
vR=orb['vr'][ind],
vphi=orb['vphi'][ind],
vz=orb['vz'][ind],
BR=None,
Bphi=None,
Bz=None,
psi=psi)
return ind, pitch, energy, mu, dE, pphi, psi