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HydroAS

Hydrodynamic numerical 2D simulation for flood protection, watercourse development, and heavy rainfall prevention

HydroAS – 2D hydraulic modeling at the highest level

HydroAS is a flexible and reliable software program for 2D simulation of flowing water bodies and surface runoff from precipitation. It is based on the numerical solution of shallow water equations using the finite volume method.

The hydrodynamic numerical program delivers reliable results for your projects in the areas of flood protection, heavy rain prevention, structure dimensioning and control, and watercourse development.

With HydroAS you can compute

  • Flood areas, flood duration, flow velocities

  • Water depths, discharge distribution in the river channel and the forelands

  • Retention effect, bed shear stresses

  • Suspended sediment transport, bedload transport, or heat transport (additional modules)

Use HydroAS for

  • Flood hazard maps

  • Heavy rain hazard maps

  • Animations showing the course of flooding

  • Action plans for flood and heavy rain prevention

  • Digital twins of water bodies

Features – HydroAS at a glance

HydroAS stands out thanks to

  • Robust and accurate calculations even for complex flow conditions and terrain shapes

  • Unsteady and volume-consistent simulation of flood wave propagation

  • High numerical stability

  • High performance through parallelization and use of multi-core processors

  • Optional performance boost through the use of graphics cards (GPU version)

  • Support for Windows or Linux operating systems

  • Unlimited number of node strings, nodes, and water level-discharge relationships.

  • German and English versions

  • High-performance tools for data preparation and visualization of results

HydroAS: Flexible, precise, powerful

HydroAS offers an integrated user interface that allows you to conveniently and clearly control calculation runs, test routines, and data export in a single operating window.

With the 64-bit processor, you can check model data quickly and effectively. The preprocessor performs extensive plausibility checks.

You can precisely map complex water management systems such as the control of weirs or outlet structures using scripts. This is a unique feature that no other 2D hydraulic program offers.

HydroAS enables the calculation of networks of any size with any number of nodes and elements. The only limitation is the available main memory.

HydroAS can be seamlessly integrated into existing work processes—for example, by combining it with QGIS for geobased model editing and visualization.

Additional modules for data preparation, visualization, and modeling of transport processes

SMS from Aquaveo (USA) is the ideal GUI for HydroAS. With the “SMS-Build your own” and “HydroAS Interface” modules, you can enter model parameters, edit the calculation grid, and visualize the results.

We have developed the HydroAS MapWork add-on module for efficient preprocessing of terrain and input data. It enables easy processing of large data sets, as well as the import of raster data and the processing of results in GIS.

With HydroAS MapView, we offer an add-on module for displaying results that is ideal for communicating with clients, decision-makers, within the team, or to the public—clear, understandable, and professionally presented.

With additional add-on modules, you can efficiently prepare your model data, check and visualize your results, and integrate mass and heat transport processes into the model.

HydroAS MapView Icon

HydroAS MapView

Present model results animated and interactively on the web

HydroAS MapWork Icon

HydroAS MapWork

Generate detailed 2D models directly from terrain data

HydroAS Mesh Icon

HydroAS Mesh

Thinning laser scan data and creating optimized 2D calculation meshes

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HydroAS RiverMesh

Create 2D calculation grids from profile or echo sounder data

HydroAS FT Icon

HydroAS FT

Modeling of mass transport and heat transport in water bodies

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JabPlot

Generate cross-section and longitudinal section plots from 2D model results

HydroAS: Professional software, reliable support

Support Mitarbeiter Softwareentwicklung Bildschirmarbeitsplatz

HydroAS is available in English as well as in German language. Licenses can be installed on a single workstation or network.

Our experienced HydroAS development team continuously refines the software and improves it in line with practical requirements.

A competent hotline for technical support and our range of application training courses round off the package. This ensures that you can work reliably at all times – with the support you need.

HydroAS for you

Would you like to use HydroAS, purchase an update, or expand your license portfolio?
Please contact us, we will be happy to advise you!

We offer you

  • Annual subscriptions

  • Perpetual licenses

  • Annual maintenance including support and updates

  • Additional rental licenses

Simply get in touch with Hydrotec.

We look forward to your inquiry!