1471 | | [=#inflow_damping_height '''inflow_damping_height'''] |
1472 | | }}} |
1473 | | {{{#!td style="vertical-align:top" |
1474 | | R |
1475 | | }}} |
1476 | | {{{#!td style="vertical-align:top" |
1477 | | from precursor run |
1478 | | }}} |
1479 | | {{{#!td |
1480 | | Height below which the turbulence signal is used for turbulence recycling (in m).\\\\ |
1481 | | In case of a turbulent inflow (see [#turbulent_inflow turbulent_inflow]), this parameter defines the vertical thickness of the turbulent layer up to which the turbulence extracted at the recycling plane (see [#recycling_width recycling_width]) shall be imposed to the inflow. Above this level the turbulence signal is linearly damped to zero. The transition range within which the signal falls to zero is given by the parameter [#inflow_damping_width inflow_damping_width].\\\\ |
1482 | | By default, this height is set as the height of the convective boundary layer as calculated from a precursor run. Information about proper settings for getting this CBL height from a precursor run can be found [../examples/turbinf here]. |
1483 | | }}} |
1484 | | |---------------- |
1485 | | {{{#!td style="vertical-align:top" |
1486 | | [=#inflow_damping_width '''inflow_damping_width'''] |
1487 | | }}} |
1488 | | {{{#!td style="vertical-align:top" |
1489 | | R |
1490 | | }}} |
1491 | | {{{#!td style="vertical-align:top" |
1492 | | 0.1 * [#inflow_damping_height inflow_damping]\\ |
1493 | | [#inflow_damping_height _height] |
1494 | | }}} |
1495 | | {{{#!td |
1496 | | Transition range within which the turbulence signal is damped to zero (in m).\\\\ |
1497 | | See [#inflow_damping_height inflow_damping_height] for explanation. |
1498 | | }}} |
1499 | | |---------------- |
1500 | | {{{#!td style="vertical-align:top" |
1501 | | [=#inflow_disturbance_begin '''inflow_disturbance_begin'''] |
1502 | | }}} |
1503 | | {{{#!td style="vertical-align:top" |
1504 | | I |
1505 | | }}} |
1506 | | {{{#!td style="vertical-align:top" |
1507 | | MIN(10, [#nx nx]/2 or [#ny ny]/2) |
1508 | | }}} |
1509 | | {{{#!td |
1510 | | Lower limit of the horizontal range for which random perturbations are to be imposed on the horizontal velocity field (gridpoints).\\\\ |
1511 | | If non-cyclic lateral boundary conditions are used (see [#bc_lr bc_lr] or [#bc_ns bc_ns]), this parameter gives the gridpoint number (counted horizontally from the inflow) from which on perturbations are imposed on the horizontal velocity field. Perturbations must be switched on with parameter [../d3par#create_disturbances create_disturbances]. Note that these inflow perturbances are added '''in addition''' to the standard perturbances that are activated with [../d3par#create_disturbances create_disturbances]. |
1512 | | }}} |
1513 | | |---------------- |
1514 | | {{{#!td style="vertical-align:top" |
1515 | | [=#inflow_disturbance_end '''inflow_disturbance_end'''] |
1516 | | }}} |
1517 | | {{{#!td style="vertical-align:top" |
1518 | | I |
1519 | | }}} |
1520 | | {{{#!td style="vertical-align:top" |
1521 | | MIN(100, 3/4*[#nx nx] or 3/4*[#ny ny]) |
1522 | | }}} |
1523 | | {{{#!td |
1524 | | Upper limit of the horizontal range for which random perturbations are to be imposed on the horizontal velocity field (gridpoints).\\\\ |
1525 | | If non-cyclic lateral boundary conditions are used (see [#bc_lr bc_lr] or [#bc_ns bc_ns]), this parameter gives the gridpoint number (counted horizontally from the inflow) up to which perturbations are imposed on the horizontal velocity field. Perturbations must be switched on with parameter [../d3par#create_disturbances create_disturbances]. |
1526 | | }}} |
1527 | | |---------------- |
1528 | | {{{#!td style="vertical-align:top" |
| 1485 | }}} |
| 1486 | |---------------- |
| 1487 | {{{#!td style="vertical-align:top" |
| 1488 | [=#inflow_damping_height '''inflow_damping_height'''] |
| 1489 | }}} |
| 1490 | {{{#!td style="vertical-align:top" |
| 1491 | R |
| 1492 | }}} |
| 1493 | {{{#!td style="vertical-align:top" |
| 1494 | from precursor run |
| 1495 | }}} |
| 1496 | {{{#!td |
| 1497 | Height below which the turbulence signal is used for turbulence recycling (in m).\\\\ |
| 1498 | In case of a turbulent inflow (see [#turbulent_inflow turbulent_inflow]), this parameter defines the vertical thickness of the turbulent layer up to which the turbulence extracted at the recycling plane (see [#recycling_width recycling_width]) shall be imposed to the inflow. Above this level the turbulence signal is linearly damped to zero. The transition range within which the signal falls to zero is given by the parameter [#inflow_damping_width inflow_damping_width].\\\\ |
| 1499 | By default, this height is set as the height of the convective boundary layer as calculated from a precursor run. Information about proper settings for getting this CBL height from a precursor run can be found [../examples/turbinf here]. |
| 1500 | }}} |
| 1501 | |---------------- |
| 1502 | {{{#!td style="vertical-align:top" |
| 1503 | [=#inflow_damping_width '''inflow_damping_width'''] |
| 1504 | }}} |
| 1505 | {{{#!td style="vertical-align:top" |
| 1506 | R |
| 1507 | }}} |
| 1508 | {{{#!td style="vertical-align:top" |
| 1509 | 0.1 * [#inflow_damping_height inflow_damping]\\ |
| 1510 | [#inflow_damping_height _height] |
| 1511 | }}} |
| 1512 | {{{#!td |
| 1513 | Transition range within which the turbulence signal is damped to zero (in m).\\\\ |
| 1514 | See [#inflow_damping_height inflow_damping_height] for explanation. |
| 1515 | }}} |
| 1516 | |---------------- |
| 1517 | {{{#!td style="vertical-align:top" |
| 1518 | [=#inflow_disturbance_begin '''inflow_disturbance_begin'''] |
| 1519 | }}} |
| 1520 | {{{#!td style="vertical-align:top" |
| 1521 | I |
| 1522 | }}} |
| 1523 | {{{#!td style="vertical-align:top" |
| 1524 | MIN(10, [#nx nx]/2 or [#ny ny]/2) |
| 1525 | }}} |
| 1526 | {{{#!td |
| 1527 | Lower limit of the horizontal range for which random perturbations are to be imposed on the horizontal velocity field (gridpoints).\\\\ |
| 1528 | If non-cyclic lateral boundary conditions are used (see [#bc_lr bc_lr] or [#bc_ns bc_ns]), this parameter gives the gridpoint number (counted horizontally from the inflow) from which on perturbations are imposed on the horizontal velocity field. Perturbations must be switched on with parameter [../d3par#create_disturbances create_disturbances]. Note that these inflow perturbances are added '''in addition''' to the standard perturbances that are activated with [../d3par#create_disturbances create_disturbances]. |
| 1529 | }}} |
| 1530 | |---------------- |
| 1531 | {{{#!td style="vertical-align:top" |
| 1532 | [=#inflow_disturbance_end '''inflow_disturbance_end'''] |
| 1533 | }}} |
| 1534 | {{{#!td style="vertical-align:top" |
| 1535 | I |
| 1536 | }}} |
| 1537 | {{{#!td style="vertical-align:top" |
| 1538 | MIN(100, 3/4*[#nx nx] or 3/4*[#ny ny]) |
| 1539 | }}} |
| 1540 | {{{#!td |
| 1541 | Upper limit of the horizontal range for which random perturbations are to be imposed on the horizontal velocity field (gridpoints).\\\\ |
| 1542 | If non-cyclic lateral boundary conditions are used (see [#bc_lr bc_lr] or [#bc_ns bc_ns]), this parameter gives the gridpoint number (counted horizontally from the inflow) up to which perturbations are imposed on the horizontal velocity field. Perturbations must be switched on with parameter [../d3par#create_disturbances create_disturbances]. |
| 1543 | }}} |
| 1544 | |---------------- |
| 1545 | {{{#!td style="vertical-align:top" |
| 1546 | [=#most_method '''most_method'''] |
| 1547 | }}} |
| 1548 | {{{#!td style="vertical-align:top" |
| 1549 | C*8 |
| 1550 | }}} |
| 1551 | {{{#!td style="vertical-align:top" |
| 1552 | 'circular' |
| 1553 | }}} |
| 1554 | {{{#!td |
| 1555 | Parameter that defines how the Obukhov length is calculated when a [#constant_flux_layer constant_flux_layer] is switched on. Available methods are:\\\\ |
| 1556 | * 'circular': Text goes here |
| 1557 | * 'newton': Text goes here |
| 1558 | * 'lookup': Text goes here |
| 1559 | \\\\ |