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eWater is pleased to announce the latest Production Release of Source version 4.11.   Highlights of Source

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Version 4.11 includeincludes three significant features:

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The biggest feature in this release is Combine catchments and changes to the Calibration toolIt also includes:

  • Climate You can now combine sub-catchments in geographic scenario.
  • The Calibration tool has been changed from a flow calibration tool to a generic calibration tool.
  • You can use the new Environmental flows work with NetLP.

Other improvements include: QUESTION: Could those that aren't discussed in more detail (points 1-5) be listed under Minor Changes?

  • climate Data import tool improvements, including the ability to extend the duration of data
  • Zoom zoom all the time with the scroll wheel for Catchment Scenarios
  • A a fix for projects being corrupted by windows that (affected a small number of users)
  • Modelled modelled variables being are now more stable when moving links. 

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  • optional improvement of ordering using Operating Targets with Rules-based orders at storages

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  • resolution of infinite loops

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  • Insight now produces a cache of model run results
  • addressed some charting issues.

Combine Subcatchments

You can now combine sub-catchments in a geographic scenario:

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At the moment you need to have a single outlet for all of the sub-catchments you are combining. We will relax this restriction This restriction will be relaxed in future versions.

At Selected Node Boundaries:

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The new Environmental Flow node and Environmental Flow Manager now work with NetLP ordering. To determine the "marginal" difference in orders that are required by the Environmental Flow Node, NetLP determines probable flows throughout the system prior to determining environmental flow orders. The model does order phase twice - firstly Expected Flows without initiating new Environmental Flow orders are determined.  These flows are then provided to the environmental Flow Nodes to perform their ordering calculations. NetLP is then given the environmental flow demands as well as all of the other demands. The system then resolves . XXX what?

Infinite

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loops 

We have modified Off Allocation and Environmental Flow Manager distribution logic to remove the infinite loops which that could occur in some models. The changes in this beta will be available in the 4.11 production release, due at the end of December 2019. 

Insight changes

Insight now produces a file which is a cache of model run results. This means that when you run an insight optimisation and then decide to increase the number of generations of the optimisation, you can continue the extended optimisation from the end of the previous optimisation. This also means you can stop an insight run and restart it without wasting a large amount of time.

Chart changes

We have resolved a number of issues identified with charts and the mass balance tool since their redevelopment.  

Chart aggregation can now ignore null values. This allows for the aggregation of seasonal data to an annual time series. e.g. you can now generate a series of the total summer inflows each year

Insight changes

Insight now produces a file which is a cache of model run results. This means that when you run an insight optimisation and then decide to increase the number of generations of the optimisation, you can continue the extended optimisation from the end of the previous optimisationThis also means you can stop an insight run and restart it without wasting a large amount of time.

Minor changes

  • Improved generation of orders at Storages and Weirs. Source now allows the user to specify a factor to smooth the rate at which downstream storages orders water from upstream.
  • Off allocation had an option called "Equalise Shares", which wasn't used by any of the jurisdictions, and has now been removed. 

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