Simsen Main Features

  • From water to wire modeling
  • Modular structure with arbitrary topology
  • No restriction on the network size
  • Three phases systems in ABC phase quantities
  • Events detection and back-tracking
  • Load-Flow calculation
  • Parameterization
  • Harmonics analysis, eigen values, eigen vectors
    calculation and representation

Hydraulic systems

  • Water hammer calculation
  • 4 quadrants transient behavior
  • Francis/Pelton/Kaplan/Pumps and reversible
    Francis pump-turbines
  • Surge tanks, surge shafts, differential surge tanks
  • PID Turbine governors
  • Hydroelectric interactions
  • Cavitation/Water column separation
  • Open channel flows
  • Piezometric line visualization
  • Database of realistic Francis & Pelton turbines
    performance hill chart

Adjustable Speed Drives

  • DFIM FSFC modelling
  • Power electronics converters
  • Multi level modular converters (MMC)
  • Voltage Source Inverters (VSI)
  • LCI 6 and 12 pulses
  • Cyclo-converters
  • Analog / digital mixed signals simulation
  • PWM PLL based control
  • Vector control
  • IGBT GTO Thyristor

Main Features 2


Electrical Power Networks

  • Electrical 3ph machines models 2.1-3.3
    according to IEEE standard 1110
  • Single phase synchronous machine model
  • Electromagnetic transients in AC/DC
  • Transient stability and general fault analysis
  • SubSynchronous Resonance (SSR)
  • Torsional analysis
  • FACTS, HVDC, SVC
  • Grid code compliance (FRT)
  • IEEE Standard excitation systems and PSS

Electrical Power Networks


Regulation part

  • Easy definition of any control structure
  • S-transfer functions, PID regulator
  • Programmable unit, logical table
  • Digital devices, Z-transfer functions
  • Control devices, on-line FFT
  • User defined DLL for control
  • Coupling with external application
    (Matlab, Labview, EMTP-RV,
    Electromagnetic/Fluid FEM, HIL, etc)

Regulation part