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Wanda 4.0 Liquid

Deltares is pleased to announce the availability of Wanda 4 Liquid. This version is the first official release in the Wanda 4 series and improves the stability and functionality of Wanda. For a complete list of new features and known problems, please see the Release Notes and Errata list below.

Wanda 4 Release notes

The release notes for Wanda 4.0 are available via the Downloads & Patches page

Wanda 4 Errata

Known issues in Wanda 4:

  • [WANDA-184] - VENT inflow/outflow char. component with initial state = outflow has numerical problems under some circumstances.

Wanda 3.72

Deltares is pleased to announce the availability of Wanda 3.72. This version is the third official release in the 3.7 series and improves the stability and functionality of Wanda. For a complete list of new features and known problems, please see the Release Notes and Errata list below.
The Release announcement and Release notes contain information on how to obtain Wanda 3.72

What's new in Wanda 3.72

Wanda 3.72 is primarily a bugfix release and includes all changes since Wanda 3.71 (released 23 March 2009).

Wanda 3.72 includes the following new features and improvements:

  • WEC (Wanda External Communication) module improved and New WECDAQ44 control component for PLC commissioning (licensed customers only)

  • [WANDA-106] Improved file saving; Wanda only asks to save the case if something has been changed.

  • [WANDA-107] Wanda correctly handles read-only files.

  • [WANDA-116] Control valve (FCV, PuCV, PdCV) test added: recommended dt < Tclosure

Wanda 3.72 fixes the following issues

  • [WANDA-2] Resizing action table crashes the user interface.

  • [WANDA-5] Sensor properties are not converted correctly when opening a Wanda 3.70 case.

  • [WANDA-14] The component-specific output property "Air pressure" of the Vertical non-vented air vessel is incorrectly adjusted for the atmospheric pressure (only in steady calculation).

  • [WANDA-15] The component-specific output property "Gas pressure" of the Damper/surge vessel is incorrectly adjusted for the atmospheric pressure (only in unsteady calculations).

  • [WANDA-16] PIDSS and PIDSS_N don't switch on/off properly under special circumstances.

  • [WANDA-95] V-notch weir improved (in previous versions Initial state Dry could not be changed to Critical during simulation)

  • [WANDA-102] Invalid Chart window sizes/coordinates in templates.ini file (chart window doesn't show) under some circumstances.

  • [WANDA-108] Pressure ratio is not calculated in steady states for control valves (FCV, PuCV, PdCV) if initial state is other than 'position'.

  • [WANDA-118] After starting Wanda, only flowcharter window comes up (problem with Windows Registry permissions).

  • [WANDA-122] Fixed the shape definition of the Vent inflow/outflow char.; resulted in a crash under some circumstances.

Errata

Known issues in Wanda 3.72:

  • [WANDA-103] Changing the selected components will reset the layout of graphs to default.

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