PSIganesi Online

Applications and functions at a glance



Windows and Linux

Fully integrated with PSIcontrol SCADA HMI

Integration with other SCADA systems via OPC / OPC UA

Single / Redundant Server


Inlet, outlet and pipeline nodes with their geodetic heights

Pipe / pipeline section

Gate valve / control gate valve / check valve

Resistive element


Compressor, with and without characteristics

Compressor stations

Storage (option)


Implicit finite difference method

Applicable for the calculation of pipe networks for natural gases / biomethane and hydrogen /Hydrogen admixtures

Consideration of geodetic heights

Compressor modeling with or without characteristics

Different gas state equations (ideal gas, linear approximation, SGERG-88, AGA8-DC92, GERG2008, Papay, Beattie Bridgeman and more

Different methods for the calculation of the pipe friction coefficient (Prandtl-Colebrook, Prandtl-Colebrook mean)

Calculation of transient states

Calculation of pressure, flow, gas velocity and temperature in the pipeline network

Calculation of network content and network balances (balancing)

Simulation Types

Process simulation (PRSIM)

Repair reconstruction (RPREK)

Cyclic predictive simulation (ZYSIM, with control plan specifications)

What-If simulation (2 VOSIM runs, with control plan specifications)

Maintenance simulation (IHSIM, with control plan)

Recalculation simulation (NRSIM, with control plan)

Gas Quality Tracking

Calculation of gas quality distribution for different inputted gases based on gas properties (calorific value, standard density, Wobbe Index, etc.), 21 gas components and 5 free allocations

Event Display

Display of simulated and measured values in the world view

Coloring of pipes based on simulation results

Graphical and tabular time and location historical displays


Gas origin

Pig Tracking

Pig data management

Starting, stopping, editing pig movements

Graphical visualization in world view

Display of current location and arrival time


Result analysis

Search in world view

Dynamic network analysis with balancing and marking (flood function)

Comparison of simulation values and measured values



Finite volume methods

Calculation of gas temperatures based on thermodynamic processes in the network and heat exchange with the environment

Detection of leaks

Determination of leak rates

Determination of leak locations