Version history

Version history and change log

Version v1.2

 

General issues

  • Better performance of window resize and graphical interface
  • It is now possible to move objects in the tree within the same wind data and properties are arranged accordingly
  • Deletion of objects has been improved
  • New wind turbine models have been added
  • Improved Copy/Paste functions on tables

Data loading, graphing and analysis

  • Manual flagging has been added on time series tab
  • Manual flagging has been added on diurnal profile, annual profile, histogram, versus plot and cummulative distribution
  • Manual flagging can be applied to multiple channels at the same time
  • New flags can be created while doing manual flagging
  • Manual flagging allows removing flagged data
  • Faster representation of flags when zooming in and out
  • On the representation tabs, a "Show flag marks" checkbox has been added to visualize or not flagged instants
  • All flag objects are correctly removed when data are removed or flag elements are removed
  • User can assign a color to any flag
  • Decimals when sensor heights are read are now implemented correctly
  • Some errors on merge graphs have been fixed
  • Some corrections habe been made on the use of "Conventional months"
  • Modifications on the legend size
  • Wind roses are now represented with decimals
  • Cursor representation changed
  • A new module for downloading Reanalysis data has been included (models include MERRA, MERRA-2 and ERA-I). Interpolation for any coordinate is possible
  • A new button to clear the last rule in the flags module has been added
  • Extrapolated wind speed is now differentiated according to the type of fitting performed
  • Derive variable correction for wind direction calculation
  • Derived variables can be created using flags
  • Add filters table at data generation modules
  • Possibility of applying slope and offset on different time steps and time ranges
  • REWS can be now calculated using measurements and linear interpolation on REWS module
  • MCP improvements: include R2 for each sector, shows number of samples, include ranking of references, clarify method used to select best mast and select common period for ranking procedure
  • In availability dialogue the selection of typical year based on better months has been included as well as the possibility of exporting time series (with initial date defined by user)
  • Possibility of extrapolating temperature with height using gradients by hour, month and direction and their combinations
  • Pressure can be now estimated based on terrain elevation in order to calculate air density
  • An estimation of flow inclination losses has been added on inflow angle
  • Possibility of rescaling data when performing extreme winds analysis to calculate Vref on 10 minute basis when being in another time step

Wind resource

  • Calculation of discrete wind resource objects (.rsf) based on wind turbine positions
  • Possibility of calculating wind resource maps for clima objects representing mesoscale or reanalysis information
  • Calculation of wind resource using several clima objects
  • Clima object faster representation when it contains many sectors
  • Interpreting roughness length from different land cover codes such as CORINE or NLCD through a codification file
  • Possibility of exporting all clima object files at once
  • Contribution of slopes to acceleration factors is now limited to 1 instead of 0.5

Energy yield and micrositing

  • Wake effects module provides wind speed and power of each individual wind turbine
  • Near wake model has been included to simulate wind field of the near wake. Matching with far wake models has been implemented
  • Graphical representation and editing of WSM strategies
  • Unlimitted number of iterations to run wake models calculations
  • Autoplace option to create N turbines randomly distributed has been added
  • In Jensen model, the relationship between the wake decay constant and turbulence intensity applies only for values of turbulence greater than 0.07 (instead of 0.05)
  • In Bastankhak & Porté-Agel model, the relationship between the growth rate constant and turbulence intensity applies only for values of turbulence greater than 0.07 (instead of 0.05)
  • Sensitivity factor in uncertainty calculations is now done re-scaling the CLIMA object instead of using Weibulls

Version v1.1

 

General issues

  • Better performance of window resize and graphical interface
  • Deletion of objects have been improved
  • New options for preferences have been included
  • New wind turbine models have been added
  • Change titles format and names
  • Update of properties for some tree objects

Data loading, graphing and analysis

  • Improvements on representations when dealing with wind directions in all Graphic tabs
  • Better arrangement of graphs on the Graphic tab when there are multiple divisions
  • General bug fixes and improvements on all Graphic tabs
  • Possibility of canceling file opening
  • Increased capabilities for data loading including new data loggers
  • Possibility of reading raw data files from new SODAR and LIDAR devices
  • Possibility of reading raw data files from new mesoscale and reanalysis models identifying some properties
  • Some new .xls and .xlsx formats are now loaded
  • Warnings are issued when the programa cannot read some files or when there is not enough memory to handle them
  • It is now possible to open files with different time steps in the same project and manage them simultaneously
  • When a mast with different time step is deleted, the internal data matrix is readapted with the remaining time step
  • Data coverages calculated accordingly when time steps are different
  • Availability channels can be generated when time steps are different taking into account this difference
  • Availability channels act as linked nodes and updates when flagging or filtering the channel they are associated with
  • Availability channels have a channel statistic of "Coverage"
  • Improvements of data appending for several types of files
  • Update of the plotting order when several variables are selected
  • Added setting for boxplot percentiles calculation
  • Update of the flags window, including "Time flags"
  • Some preferences when loading data have been included
  • Corrections to "Derive new variable" module
  • Included "Rotor equivalent wind speed" module
  • When using "Best fit" for wind speed extrapolations, if highest level is not available, validation is performed on next level
  • Possibility of performing MCP analysis using masts with different time step
  • MCP is now possible with averages or with spot values
  • Possibility of performing MCP analysis using more than one reference mast creating a ranking through correlation coefficient
  • Scatter plot and fittings can be performed on several time steps, using either averages or concurrent spot measurements
  • Wind shear module now provides values of alpha or roughness length depending on sector, hour of day and month and their combinations
  • Vref can be calculated at any return period, and not only to 50 years
  • Uncertainty values for Vref calculation is provided together with Vref values
  • Some corrections when exporting wind data to .txt, .xls or .xlsx have been implemented

Wind resource

  • Make corrections of wind flow model to include another parameterization of wind profile for forests taking into account forest density
  • Rearrange the whole clima object to have a more complete one which loads channels data, files and user defined values
  • Remove limitation of clima object in the number of sectors (64) and allow calculations up to 360 sectors
  • Correction of Error "Not Enough memory in Wind Resource Calculation" when available RAM memory is not enough to perform calculations
  • Modifications "Relocate time series" with the new clima object, including air density
  • Compute in parallel program, thread: Calculate Wind Resource
  • Compute in parallel program, thread: Calculate Extreme Wind
  • Compute in parallel program, thread: Calculate Wind Validation Map
  • Compute in parallel program, thread: Calculate Weibull parameters
  • Compute in parallel program, thread: Calculate Processing of wind resource for more sectors

Energy yield and micrositing

  • Implementation of new wake model: Bastankhah & Porté-Agel
  • Improvements on Wake Effects module: corrections of implementation of wake models, possibility of changing wake model options, view wake effects for any height
  • Possibility of calculating Energy Yield with a clima object with a number of sectors different than those of the wind resource grid object
  • Correction of Ideal Yield to be the same for all wind turbines at the same hub height
  • Added new options for energy yield calculations such as the new wake distance and other parameters
  • Proposed correction for Filter F on Simplified Eddy Viscosity and Eddy Viscosity methods
  • Possibility of calculating Effective wind speed
  • Possibility of calculate iteratively incident wind speed (up to 5 iterations)
  • Compute in parallel program, thread: Calculate Energy Yield
  • Frequencies adaptation of unavailability to calculate effective turbulence intensity
  • Frequencies adaptation of unavailability to hours distribution
  • Move interactively the wind turbines and possibility of modifying the entire wind farm
  • Some corrections on Site compliance report
  • Possibility of analyzing wind speed distributions and effective turbulence intensity taking into account operation and idling hours
  • Export polygon and wind farm coordinates  to files
  • Export visible layers to .xyz and/or .kml files
  • Unify "Create vector layer" dialogue, where it is possible to set priorities and include different vector layers
  • Modifications on Site distortion roses

Version v1.0

 

  • Initial version