graphs for wind turbine

make_it_so.rb

data = Array.new

f = File.new('power_calculator.txt')
f.each_line do |l|
  if l =~ /(\d*);(\d*);(\d*\.?\d*);(\d*\.?\d*)/
    data << {
      time_from: $1.to_i,
      time_to: $2.to_i,
      energy: $3.to_f,
      utilization: $4.to_f,
    }
  end
end
f.close

puts "Imported #{data.size}"

require 'technical_graph'

options = {
  x_axis_fixed_interval: true,
  x_axis_interval: 1.0,
  x_axis_label: 'days',
  y_axis_label: 'energy [kWh]',
  truncate_string: "%.2f",
  height: 600,

  x_axis_density_enlarge_image: true,
  x_axis_min_distance: 24*6,

  y_max: 0.3,
  y_min: 0.0,
  y_axis_fixed_interval: true,
  y_axis_interval: 0.05
}
tg = TechnicalGraph.new(options)

first_time = data[0][:time_from]

energy_data = data.collect { |d|
  {
    x: (d[:time_from] - first_time).to_f / (24.0 * 3600.0),
    y: d[:energy].to_f / (1000.0 * 3600.0)
  }
}

tg.add_layer(energy_data)
#tg.save_to_file('energy.svg')
tg.save_to_file('energy.png')


options = {
  x_axis_fixed_interval: true,
  x_axis_interval: 1.0,
  x_axis_label: 'days',
  y_axis_label: 'utilization [%]',
  truncate_string: "%.2f",
  height: 600,

  x_axis_density_enlarge_image: true,
  x_axis_min_distance: 24*6,

  y_max: 100.0,
  y_min: 0.0,
  y_axis_fixed_interval: true,
  y_axis_interval: 10.0,
}
tg = TechnicalGraph.new(options)

first_time = data[0][:time_from]

util_data = data.collect { |d|
  util = (d[:utilization].to_f / 3600.0) * 100.0
  #util = d[:utilization].to_f
  util = 0.0 if util < 0.0
  util = 100.0 if util > 100.0
  {
    x: (d[:time_from] - first_time).to_f / (24.0 * 3600.0),
    y: util
  }
}

tg.add_layer(util_data)
#tg.save_to_file('util.svg')
tg.save_to_file('util.png')

Yay Ruby!!