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Cesit Ingegneria S.P.A. fornisce servizi di consulenza ad alto contenuto scientifico, avvalendosi dei migliori softwares di simulazione. Le specifiche competenze maturate hanno fatto di Cesit Ingegneria S.P.A. un sicuro punto di riferimento per le più importanti aziende elettriche nazionali.

Cesit Ingegneria is a field-leader in the analysis of electrical power systems, and one of just a handful of companies providing this service in Italy.

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In this arena, the Company offers consulting on:
• Static and dynamic power network calculations
• Power network protection selectivity studies
• Sizing of earthing systems

Electricity network calculations:

• Symmetric and asymmetric AC/DC load-flow
• Short-circuit calculation to IEC, VDE, ANSI/IEEE standards
• Generalised short-circuit calculation with superimposed load-flow solution
• Start-up testing of large motors
• Simulation of electromechanical transients (in RMS values)
• Simulation of electromagnetic transients (instantaneous values of phase parameters)
• Network dynamic stability analysis
• Network reduction
• Coordination of protection systems
• Testing of protection system response
• CT saturation
• Electromagnetic disturbance: voltage flicker, voltage variation with load, etc.
• Penetration and flows of harmonic currents in the network

Ground Grid System: design of dissipaters for earthing systems (including for HV electricity substations)

• Decrement factor (Df) to IEEE standards
• Reduction factor of fault current to earth (r) to CENELEC or (Sf) IEEE standards
• Dissipated current
• Minimum cross-section of dissipater conductors for thermal stresses
• Two-layer soil model parameters obtained from the apparent resistivity values measured
• Surface-layer derating factor (Cs) of touch and step voltages to IEEE standards
• Maximum touch and step voltages permitted under CENELEC or IEEE standards
• Ground resistance and total ground voltage of each dissipater or buried electrode
• Distribution of the dissipated current density with 3D graphic representation to verify the contribution and efficiency of dissipater parts
• Distribution of earth potential and touch and step voltages on directrices or surface rectangular areas with 2D or 3D graphic colour representations, to rapidly identify areas with hazardous potential
• Bill of materials used for the dissipater
• Orthographic projection or isometric representation of the dissipate

Cesit Ingegneria s.r.l. Understanding energy, turning it into reality.
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Cesit Ingegneria S.P.A.

Legal Adress
C.DA MONTE CENERE S.N. 95032
BELPASSO (CT)

Tel +39.095 7178544
Fax +39.095 7177165

Mail: info@cesit.net
PEC : cesitnet@pec.it

R.E.A. Catania n° 236456
VAT number IT 03438580874

Credits

CMS develepment: Paperplane Factory

Design: Lorenzo Gemmellaro | Anice

Intellectual property: Ufficio Comunicazione Cesit Ingegneria s.r.l.