def _create_trackgenerator(self):
     """Instantiate a TrackGenerator."""
     geometry = self.input_set.geometry
     geometry.initializeFlatSourceRegions()
     self.track_generator = \
         openmoc.TrackGenerator3D(geometry, self.num_azim, self.num_polar,
                                  self.azim_spacing, self.z_spacing)
     self.track_generator.setSegmentFormation(openmoc.OTF_TRACKS)
    def _create_trackgenerator(self):
        """Instantiate a TrackGenerator."""
        geometry = self.input_set.geometry
        geometry.initializeFlatSourceRegions()

        quad = openmoc.GLPolarQuad()
        quad.setNumPolarAngles(self.num_polar)
        self.track_generator = \
            openmoc.TrackGenerator3D(geometry, self.num_azim, self.num_polar,
                                     self.azim_spacing, self.z_spacing)
        self.track_generator.setQuadrature(quad)
        self.track_generator.setSegmentFormation(openmoc.OTF_STACKS)
        self.track_generator.setSegmentationZones([0, 17, 18, 20])
Beispiel #3
0
num_threads = options.num_omp_threads
azim_spacing = options.azim_spacing
num_azim = options.num_azim
polar_spacing = options.polar_spacing
num_polar = options.num_polar
tolerance = options.tolerance
max_iters = options.max_iters


###############################################################################
########################   Creating the TrackGenerator   ######################
###############################################################################

log.py_printf('NORMAL', 'Initializing the track generator...')

track_generator = openmoc.TrackGenerator3D(geometry, num_azim, num_polar,
                                           azim_spacing, polar_spacing)
track_generator.setNumThreads(num_threads)
track_generator.setSegmentFormation(openmoc.OTF_STACKS)
track_generator.generateTracks()


###############################################################################
###########################   Running a Simulation   ##########################
###############################################################################

solver = openmoc.CPUSolver(track_generator)
solver.setNumThreads(num_threads)
solver.setConvergenceThreshold(tolerance)
solver.computeEigenvalue(max_iters)
solver.printTimerReport()
Beispiel #4
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###############################################################################

geometry = openmoc.Geometry()
geometry.setRootUniverse(universes['Root'])
geometry.setCmfd(cmfd)
geometry.initializeFlatSourceRegions()

###############################################################################
########################   Creating the TrackGenerator   ######################
###############################################################################

quad = openmoc.EqualAnglePolarQuad()
quad.setNumPolarAngles(opts.num_polar)

track_generator = openmoc.TrackGenerator3D(geometry, opts.num_azim,
                                           opts.num_polar, opts.azim_spacing,
                                           opts.polar_spacing)
track_generator.setQuadrature(quad)
track_generator.setNumThreads(opts.num_omp_threads)
track_generator.setSegmentFormation(openmoc.OTF_STACKS)
track_generator.generateTracks()

###############################################################################
###########################   Running a Simulation   ##########################
###############################################################################

solver = openmoc.CPUSolver(track_generator)
solver.setConvergenceThreshold(opts.tolerance)
solver.setNumThreads(opts.num_omp_threads)
solver.computeEigenvalue(opts.max_iters)
solver.printTimerReport()
Beispiel #5
0
    def _run_openmoc(self):

        runtime = openmoc.RuntimeParameters()

        string_input = [
            '-debug', '1', '-log_level', 'NORMAL', '-domain_decompose',
            '2,2,2', '-num_domain_modules', '1,1,1', '-num_threads', '1',
            '-log_filename', 'test_problem.log', '-geo_filename',
            'geometry_file.geo', '-azim_spacing', '0.22 ', '-num_azim', '4',
            '-polar_spacing', '0.8', '-num_polar', '6', '-seg_zones',
            '-5.0,5.0', '-segmentation_type', '3', '-quadraturetype', '2',
            '-CMFD_group_structure', '1/2,3,4/5,6,7', '-CMFD_lattice', '2,3,3',
            '-widths_x', '1,2*1,1', '-widths_y', '1,2*1,1', '-widths_z',
            '3.5,2.5*2,1.5', '-CMFD_flux_update_on', '1', '-knearest', '2',
            '-CMFD_centroid_update_on', '1', '-use_axial_interpolation', '2',
            '-SOR_factor', '1.5', '-CMFD_relaxation_factor', '0.7',
            '-ls_solver', '1', '-max_iters', '15', '-MOC_src_residual_type',
            '1', '-MOC_src_tolerance', '1.0E-2', '-output_mesh_lattice',
            '-output_mesh_lattice', ' 5,5,9', ' -output_type', ' 0',
            '-output_mesh_lattice', '-output_mesh_lattice', ' 5,5,9',
            ' -output_type', ' 1', '-non_uniform_output',
            '1.26*3/1*3/4.*3/-1.,1.,-1.', ' -output_type 1  ',
            '-verbose_report', '1', '-time_report', '1'
        ]
        string_input = [s.encode('utf8') for s in string_input]

        runtime.setRuntimeParameters(string_input)
        print(string_input)

        # Define simulation parameters
        num_threads = runtime._num_threads

        # Set logging information
        if (runtime._log_filename):
            openmoc.set_log_filename(runtime._log_filename)
        openmoc.set_log_level(runtime._log_level)
        openmoc.set_line_length(120)

        py_printf('NORMAL', 'Geometry file = %s', runtime._geo_filename)
        py_printf('NORMAL', 'Azimuthal spacing = %f', runtime._azim_spacing)
        py_printf('NORMAL', 'Azimuthal angles = %d', runtime._num_azim)
        py_printf('NORMAL', 'Polar spacing = %f', runtime._polar_spacing)
        py_printf('NORMAL', 'Polar angles = %d', runtime._num_polar)

        # Create the geometry
        py_printf('NORMAL', 'Creating geometry...')
        geometry = openmoc.Geometry()
        self.input_set.geometry = geometry
        if (not runtime._geo_filename):
            py_printf('ERROR', 'No geometry file is provided')
        geometry.loadFromFile(runtime._geo_filename)
        if False:  #FIXME
            geometry.setDomainDecomposition(runtime._NDx, runtime._NDy,
                                            runtime._NDz, MPI_COMM_WORLD)

        geometry.setNumDomainModules(runtime._NMx, runtime._NMy, runtime._NMz)

        if ((runtime._NCx > 0 and runtime._NCy > 0 and runtime._NCz > 0)
                or (not runtime._cell_widths_x.empty()
                    and not runtime._cell_widths_y.empty()
                    and not runtime._cell_widths_z.empty())):

            # Create CMFD mesh
            py_printf('NORMAL', 'Creating CMFD mesh...')
            cmfd = openmoc.Cmfd()
            cmfd.setSORRelaxationFactor(runtime._SOR_factor)
            cmfd.setCMFDRelaxationFactor(runtime._CMFD_relaxation_factor)
            if (runtime._cell_widths_x.empty()
                    or runtime._cell_widths_y.empty()
                    or runtime._cell_widths_z.empty()):
                cmfd.setLatticeStructure(runtime._NCx, runtime._NCy,
                                         runtime._NCz)
            else:
                cmfd_widths = [
                    runtime._cell_widths_x, runtime._cell_widths_y,
                    runtime._cell_widths_z
                ]
                cmfd.setWidths(cmfd_widths)

            if (not runtime._CMFD_group_structure.empty()):
                cmfd.setGroupStructure(runtime._CMFD_group_structure)
            cmfd.setKNearest(runtime._knearest)
            cmfd.setCentroidUpdateOn(runtime._CMFD_centroid_update_on)
            cmfd.useAxialInterpolation(runtime._use_axial_interpolation)

            geometry.setCmfd(cmfd)

        geometry.initializeFlatSourceRegions()

        # Initialize track generator and generate tracks
        py_printf('NORMAL', 'Initializing the track generator...')
        if runtime._quadraturetype == 0:
            quad = openmoc.TYPolarQuad()
        if runtime._quadraturetype == 1:
            quad = openmoc.LeonardPolarQuad()
        if runtime._quadraturetype == 2:
            quad = openmoc.GLPolarQuad()
        if runtime._quadraturetype == 3:
            quad = openmoc.EqualWeightPolarQuad()
        if runtime._quadraturetype == 4:
            quad = openmoc.EqualAnglePolarQuad()

        quad.setNumAzimAngles(runtime._num_azim)
        quad.setNumPolarAngles(runtime._num_polar)
        track_generator = openmoc.TrackGenerator3D(geometry, runtime._num_azim,
                                                   runtime._num_polar,
                                                   runtime._azim_spacing,
                                                   runtime._polar_spacing)
        track_generator.setNumThreads(num_threads)
        track_generator.setQuadrature(quad)
        track_generator.setSegmentFormation(runtime._segmentation_type)
        if (len(runtime._seg_zones) > 0):
            track_generator.setSegmentationZones(runtime._seg_zones)
        track_generator.generateTracks()
        self.track_generator = track_generator

        # Initialize solver and run simulation
        if (runtime._linear_solver):
            self.solver = openmoc.CPULSSolver(track_generator)
        else:
            self.solver = openmoc.CPUSolver(track_generator)
        if (runtime._verbose_report):
            self.solver.setVerboseIterationReport()
        self.solver.setNumThreads(num_threads)
        self.solver.setConvergenceThreshold(runtime._tolerance)
        self.solver.computeEigenvalue(runtime._max_iters,
                                      runtime._MOC_src_residual_type)

        if (runtime._time_report):
            self.solver.printTimerReport()

        # Extract reaction rates
        my_rank = 0
        #if False: #FIXME
        #MPI_Comm_rank(MPI_COMM_WORLD, &my_rank);
        rxtype = {'FISSION_RX', 'TOTAL_RX', 'ABSORPTION_RX', 'FLUX_RX'}