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'''
Created on 20/01/2014
@author: MMPE
See documentation of HTCFile below
'''
from __future__ import division
from __future__ import unicode_literals
from __future__ import print_function
from __future__ import absolute_import
from builtins import zip
from builtins import int
from builtins import str
from future import standard_library
standard_library.install_aliases()
from collections import OrderedDict
import collections
class OrderedDict(collections.OrderedDict):
pass
def __str__(self):
return "\n".join(["%-30s\t %s" % ((str(k) + ":"), str(v)) for k, v in self.items()])
def parse_next_line(lines):
_3to2list = list(lines.pop(0).split(";"))
line, comments, = _3to2list[:1] + [_3to2list[1:]]
comments = ";".join(comments).rstrip()
while lines and lines[0].lstrip().startswith(";"):
comments += "\n%s" % lines.pop(0).rstrip()
return line.strip(), comments
def fmt_value(v):
try:
if int(float(v)) == float(v):
return int(float(v))
return float(v)
except ValueError:
return v
class HTCContents(object):
lines = []
contents = None
name_ = ""
def __setitem__(self, key, value):
if isinstance(key, str):
self.contents[key] = value
elif isinstance(key, int):
self.values[key] = value
else:
raise NotImplementedError
def __getitem__(self, key):
if isinstance(key, str):
key = key.replace(".", "/")
if "/" in key:
keys = key.split('/')
val = self.contents[keys[0]]
for k in keys[1:]:
val = val[k]
return val
return self.contents[key]
else:
return self.values[key]
try:
return object.__getattribute__(self, *args, **kwargs)
except:
return self.contents[args[0]]
def __setattr__(self, *args, **kwargs):
if k in dir(self): # in ['section', 'filename', 'lines']:
return object.__setattr__(self, *args, **kwargs)
if isinstance(v, str):
v = [fmt_value(v) for v in v.split()]
if isinstance(v,HTCContents):
self.contents[k] = v
else:
if not isinstance(v, (list, tuple)):
v = [v]
self.contents[k] = HTCLine(k, v, "")
def __delattr__(self, *args, **kwargs):
k, = args
if k in self:
del self.contents[k]
def __iter__(self):
return iter(self.contents.values())
def __contains__(self, key):
if self.contents is None:
return False
return key in self.contents
def get(self, section, default=None):
try:
return self[section]
except KeyError:
return default
def keys(self):
return list(self.contents.keys())
def _add_contents(self, contents):
if contents.name_ not in self:
self[contents.name_] = contents
else:
ending = "__2"
while contents.name_ + ending in self:
ending = "__%d" % (1 + float("0%s" % ending.replace("__", "")))
self[contents.name_ + ending] = contents
def add_section(self, name, allow_duplicate=False):
if name in self and allow_duplicate is False:
return self[name]
section = HTCSection(name)
self._add_contents(section)
return section
def add_line(self, name, values, comments=""):
line = HTCLine(name, values, comments)
self._add_contents(line)
return line
class HTCSection(HTCContents):
end_comments = ""
begin_comments = ""
def __init__(self, name, begin_comments="", end_comments=""):
self.name_ = name
Mads M. Pedersen
committed
self.begin_comments = begin_comments.strip(" \t")
self.end_comments = end_comments.strip(" \t")
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self.contents = OrderedDict()
@staticmethod
def from_lines(lines):
line, begin_comments = parse_next_line(lines)
name = line[6:].lower()
if name == "output":
section = HTCOutputSection(name, begin_comments)
elif name.startswith("output_at_time"):
section = HTCOutputAtTimeSection(name, begin_comments)
else:
section = HTCSection(name, begin_comments)
while lines:
if lines[0].lower().startswith("begin"):
section._add_contents(HTCSection.from_lines(lines))
elif lines[0].lower().startswith("end"):
line, section.end_comments = parse_next_line(lines)
break
else:
section._add_contents(section.line_from_line(lines))
return section
def line_from_line(self, lines):
return HTCLine.from_lines(lines)
def __str__(self, level=0):
s = "%sbegin %s;%s\n" % (" "*level, self.name_, (("", "\t" + self.begin_comments)[bool(self.begin_comments.strip())]).replace("\t\n","\n"))
s += "".join([c.__str__(level + 1) for c in self])
s += "%send %s;%s\n" % (" "*level, self.name_, (("", "\t" + self.end_comments)[self.end_comments.strip() != ""]).replace("\t\n","\n"))
return s
class HTCLine(HTCContents):
values = None
comments = ""
def __init__(self, name, values, comments):
Mads M. Pedersen
committed
self.comments = comments.strip(" \t")
def __repr__(self):
return str(self)
def __str__(self, level=0):
return "%s%s%s;%s\n" % (" "*(level), self.name_,
("", "\t" + self.str_values())[bool(self.values)],
("", "\t" + self.comments)[bool(self.comments.strip())])
def str_values(self):
def __getitem__(self, key):
return self.values[key]
@staticmethod
def from_lines(lines):
line, end_comments = parse_next_line(lines)
if len(line.split()) > 0:
_3to2list3 = list(line.split())
name, values, = _3to2list3[:1] + [_3to2list3[1:]]
def remove(self):
self.name_ = ""
self.values = []
self.comments = ""
class HTCOutputSection(HTCSection):
sensors = None
def __init__(self, name, begin_comments="", end_comments=""):
HTCSection.__init__(self, name, begin_comments=begin_comments, end_comments=end_comments)
self.sensors = []
def add_sensor(self, type, sensor, values=[], comment="", nr=None):
self._add_sensor(HTCSensor(type, sensor, values, comment), nr)
def _add_sensor(self, htcSensor, nr=None):
if nr is None:
nr = len(self.sensors)
self.sensors.insert(nr, htcSensor)
def line_from_line(self, lines):
Mads M. Pedersen
committed
while len(lines) and lines[0].strip() == "":
name = lines[0].split()[0].strip()
if name in ['filename', 'data_format', 'buffer', 'time']:
return HTCLine.from_lines(lines)
else:
return HTCSensor.from_lines(lines)
def _add_contents(self, contents):
if isinstance(contents, HTCSensor):
self._add_sensor(contents)
else:
return HTCSection._add_contents(self, contents)
def __str__(self, level=0):
s = "%sbegin %s;%s\n" % (" "*level, self.name_, ("", "\t" + self.begin_comments)[len(self.begin_comments.strip()) > 0])
s += "".join([c.__str__(level + 1) for c in self])
s += "".join([s.__str__(level + 1) for s in self.sensors])
s += "%send %s;%s\n" % (" "*level, self.name_, ("", "\t" + self.end_comments)[self.end_comments.strip() != ""])
return s
class HTCOutputAtTimeSection(HTCOutputSection):
type = None
time = None
def __init__(self, name, begin_comments="", end_comments=""):
if len(name.split()) < 3:
raise ValueError('"keyword" and "time" arguments required for output_at_time command:\n%s' % name)
name, self.type, time = name.split()
self.time = float(time)
HTCOutputSection.__init__(self, name, begin_comments=begin_comments, end_comments=end_comments)
def __str__(self, level=0):
s = "%sbegin %s %s %s;%s\n" % (" "*level, self.name_, self.type, self.time, ("", "\t" + self.begin_comments)[len(self.begin_comments.strip())])
s += "".join([c.__str__(level + 1) for c in self])
s += "".join([s.__str__(level + 1) for s in self.sensors])
s += "%send %s;%s\n" % (" "*level, self.name_, ("", "\t" + self.end_comments)[self.end_comments.strip() != ""])
return s
class HTCSensor(HTCLine):
type = ""
sensor = ""
values = []
def __init__(self, type, sensor, values, comments):
self.type = type
self.sensor = sensor
self.values = values
self.comments = comments.strip(" \t")
@staticmethod
def from_lines(lines):
line, comments = parse_next_line(lines)
if len(line.split()) > 2:
_3to2list5 = list(line.split())
type, sensor, values, = _3to2list5[:2] + [_3to2list5[2:]]
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def fmt(v):
try:
if int(float(v)) == float(v):
return int(float(v))
return float(v)
except ValueError:
return v
values = [fmt(v) for v in values]
return HTCSensor(type, sensor, values, comments)
def __str__(self, level=0):
return "%s%s %s%s;%s\n" % (" "*(level),
self.type,
self.sensor,
("", "\t" + self.str_values())[bool(self.values)],
("", "\t" + self.comments)[bool(self.comments.strip())])
class HTCDefaults(object):
empty_htc = """begin simulation;
time_stop 600;
solvertype 1; (newmark)
on_no_convergence continue;
convergence_limits 1E3 1.0 1E-7; ; . to run again, changed 07/11
begin newmark;
deltat 0.02;
end newmark;
end simulation;
;
;----------------------------------------------------------------------------------------------------------------------------------------------------------------
;
begin new_htc_structure;
begin orientation;
end orientation;
begin constraint;
end constraint;
end new_htc_structure;
;
;----------------------------------------------------------------------------------------------------------------------------------------------------------------
;
begin wind ;
density 1.225 ;
wsp 10 ;
tint 1;
horizontal_input 1 ; 0=false, 1=true
windfield_rotations 0 0.0 0.0 ; yaw, tilt, rotation
center_pos0 0 0 -30 ; hub heigth
shear_format 1 0;0=none,1=constant,2=log,3=power,4=linear
turb_format 0 ; 0=none, 1=mann,2=flex
tower_shadow_method 0 ; 0=none, 1=potential flow, 2=jet
end wind;
;
;----------------------------------------------------------------------------------------------------------------------------------------------------------------
;
begin dll;
end dll;
;
;----------------------------------------------------------------------------------------------------------------------------------------------------------------
;
begin output;
general time;
end output;
exit;"""
def add_mann_turbulence(self, L=29.4, ae23=1, Gamma=3.9, seed=1001, high_frq_compensation=True,
filenames=None,
no_grid_points=(16384, 32, 32), box_dimension=(6000, 100, 100),
dont_scale=False,
std_scaling=None):
if 'create_turb_parameters' in mann:
mann.create_turb_parameters.values = [L, ae23, Gamma, seed, int(high_frq_compensation)]
else:
mann.add_line('create_turb_parameters', [L, ae23, Gamma, seed, int(high_frq_compensation)], "L, alfaeps, gamma, seed, highfrq compensation")
fmt = "mann_l%.1f_ae%.2f_g%.1f_h%d_%dx%dx%d_%.3fx%.2fx%.2f_s%04d%c.turb"
import numpy as np
dxyz = tuple(np.array(box_dimension) / no_grid_points)
filenames = ["./turb/" + fmt % ((L, ae23, Gamma, high_frq_compensation) + no_grid_points + dxyz + (seed, uvw)) for uvw in ['u', 'v', 'w']]
if isinstance(filenames, str):
filenames = ["./turb/%s_s%04d%s.bin" % (filenames, seed, c) for c in ['u', 'v', 'w']]
for filename, c in zip(filenames, ['u', 'v', 'w']):
setattr(mann, 'filename_%s' % c, filename)
for c, n, dim in zip(['u', 'v', 'w'], no_grid_points, box_dimension):
setattr(mann, 'box_dim_%s' % c, "%d %.4f" % (n, dim / (n - 1)))
mann.dont_scale = 1
else:
try:
del mann.dont_scale
except KeyError:
pass
else:
try:
del mann.std_scaling
except KeyError:
pass
def add_turb_export(self, filename="export_%s.turb", samplefrq = None):
exp = self.wind.add_section('turb_export', allow_duplicate=True)
for uvw in 'uvw':
exp.add_line('filename_%s'%uvw, [filename%uvw])
sf = samplefrq or max(1,int( self.wind.mann.box_dim_u[1]/(self.wind.wsp[0] * self.deltat())))
exp.samplefrq = sf
if "time" in self.output:
exp.time_start = self.output.time[0]
else:
exp.time_start = 0
exp.nsteps = (self.simulation.time_stop[0]-exp.time_start[0]) / self.deltat()
for vw in 'vw':
exp.add_line('box_dim_%s'%vw, self.wind.mann['box_dim_%s'%vw].values)
def import_dtu_we_controller_input(self, filename):
dtu_we_controller = [dll for dll in self.dll if dll.name[0] == 'dtu_we_controller'][0]
with open (filename) as fid:
lines = fid.readlines()
K_r1 = float(lines[1].replace("K = ", '').replace("[Nm/(rad/s)^2]", ''))
Kp_r2 = float(lines[4].replace("Kp = ", '').replace("[Nm/(rad/s)]", ''))
Ki_r2 = float(lines[5].replace("Ki = ", '').replace("[Nm/rad]", ''))
Kp_r3 = float(lines[7].replace("Kp = ", '').replace("[rad/(rad/s)]", ''))
Ki_r3 = float(lines[8].replace("Ki = ", '').replace("[rad/rad]", ''))
KK = lines[9].split("]")
KK1 = float(KK[0].replace("K1 = ", '').replace("[deg", ''))
KK2 = float(KK[1].replace(", K2 = ", '').replace("[deg^2", ''))
cs = dtu_we_controller.init
cs.constant__11.values[1] = "%.6E" % K_r1
cs.constant__12.values[1] = "%.6E" % Kp_r2
cs.constant__13.values[1] = "%.6E" % Ki_r2
cs.constant__16.values[1] = "%.6E" % Kp_r3
cs.constant__17.values[1] = "%.6E" % Ki_r3
cs.constant__21.values[1] = "%.6E" % KK1
cs.constant__22.values[1] = "%.6E" % KK2