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Stokes — a simple program for hydraulic calculation of ring and dead-end pipeline networks

Engineering calculations Download

Version 26.08.2 · Download variants
Works on Windows 7/8/10/11 with .NET Framework 4.5.2 or newer.

Free license Full license
Hydraulic calculation of gas pipelines Low, medium and high pressure (up to 1.2 MPa)
Hydraulic calculation of water supply pipelines Outdoor water supply networks
Other types of pipelines See functions and limitations
Automatic diameter selection
more about automatic diameter selection
Calculations of dead-end networks
Calculations of ring networks
including several rings
Calculation of networks with multiple sources
Maximum number of objects in the scheme

25

more about limitations

comfortable work with ~2000
Price

0 q

from 7 000 q

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Last changes

26.08.2026 Version 26.08.2

Pipes Qself, minor improvements.

13.08.2026 Version 26.08.1 beta

Improvements to the pipes Qself, node table.

11.07.2026 Version 26.07.2 beta

Added self-consumption for pipes (see Qself in pipe parameters).

02.07.2026 Version 26.07.1

ζ – minor loss coefficient have been added for pipes

02.05.2026 Version 26.05.1

fix: Qsum calculation of selected consumers

25.02.2026 Version 26.02.1

Several pipes to consumers.
+a lot of small changes.

11.01.2026 Version 26.01.1

Improvements in the Mass edit window.
Richer colors of objects.

21.06.2025 Version 25.06.1 beta

Experimental assembly of Stokes for calculation of water fire extinguishing systems
Differences from the regular version: K-factors in the properties of consumers; ζ – minor losses factor in the properties of pipes.

06.03.2025 Version 25.03.1

Adjusting the font size of object labels.
+minor improvements.