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Engineering knowledge and professional collaboration

Explore technical insights, learning resources and conversations across energy and infrastructure.

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SB
Sara Benkhadir Power Systems Engineer · Rabat, Morocco · 4h
ENGINEERING QUESTION

What CT class would you recommend for transformer differential protection under IEC 61869?

Looking for field experience on saturation margin, knee-point voltage and matching CT ratios for a 225/33 kV transformer differential scheme.

#Protection#Transformer#CT#IEC 61869
23 answers4 verified experts responded
YM
Youssef Meknassi Electrical Design Engineer · Tanger, Morocco · 6h
PROJECT UPDATE

100 MW Solar PV Plant — Basic Design Completed

MV collection system, inverter and transformer sizing, and the 33/225 kV grid connection study are now complete.

#Solar PV#Grid Connection#Basic Design
Utility-scale solar generation connected to the transmission grid
100 MWp capacity33/225 kV connectionBasic design
IE
INGESA Technical Editorial Power systems knowledge · Reviewed content · 2h
TECHNICAL INSIGHT

Five checks that strengthen a protection coordination study

A practical review sequence for assumptions, device curves, operating scenarios, selectivity margins and the final engineering record.

#Protection#Power systems#IEC
Engineer reviewing power-system diagrams in a professional workspace
6 min readIntermediate
CA
INGESA Calc Engineering Suite · Product preview · Featured
PRODUCT PREVIEW

Short-circuit calculation workspace

Preview a structured workflow for calculation inputs, scenarios, results and engineering traceability. Capabilities shown as preview until validated for release.

#Short circuit#IEC 60909#Calculations
Dark engineering software dashboard preview
Engineering toolPreviewPreview access
OP
INGESA Opportunities Curated marketplace · Demonstration listing · Today
DEMONSTRATION OPPORTUNITY

220/33 kV substation — detailed engineering package

Example of how a public opportunity can present scope, disciplines and deadlines while keeping applicant-only details protected.

#Substations#Detailed design#Protection
Renewable generation and grid interconnection infrastructureDEMONSTRATION CONTENT
Remote collaborationProposal flow preview
AC
INGESA Academy Practical learning · Course preview · New
ACADEMY

Power System Protection Fundamentals

Build a clear foundation in protection principles, relays, coordination and engineering practice through structured learning.

#Beginner#Protection#Self-paced
Professional power engineering training visual
6h 30mPreview lesson available
FN
INGESA Field Notes Testing & commissioning · Reviewed explainer · 1d
VIDEO · 01:18

Before energization: what belongs in the readiness check?

A short overview of evidence, responsibilities and hold points—without replacing the approved project procedure.

#Commissioning#Safety#QA/QC
Engineers performing a controlled inspection at a high-voltage substation
Captions availableReviewed