Page 5 - 2017 Newsletter

2017 Simulation News of WSC

Full Scope Power System / Grid Simulator

KGRTC Classroom Simulator “Handover” in Zambia

In December 2016, WSC delivered to The Power System/Grid Simulator also includes:
Kafue Gorge Regional Training Centre ✓ Emulated SCADA, Energy Management System (EMS), and Analog/Digital
(KGRTC) of Zambia our first full scope Protection Systems
high fidelity power system/grid ✓ Customized 3KEYMASTER Instructor Station
simulator and attended the “official ✓ Classroom Simulator Configuration:
handover of the Simulator Building
and Commissioning of the KGRTC • Standalone configuration - allows students to use the simulation load on
Power System Simulator”, which was their workstation independently from any other student.
unveiled by the Swedish Ambassador • Group configuration - allows multiple students to interact with a single
to Zambia. simulation load such that each student’s actions can be seen by other
Project Overview students and impact their decisions while interacting with the simulator.
✓ Classroom computer equipment for 15 students, including workstations with
The simulator, which is being used for training and research, models the
electrical grid systems of the Zambia transmission network, Lusaka (capital) and dual LCDs, projectors, 65” LCD, video switcher, and network hardware.
Copperbelt Energy Corporation (CEC) distribution networks, and the Uganda
transmission network. The remaining Southern African Power Pool (SAPP)
network nations connected to Zambia and Uganda are modeled as boundary
nodes consisting of a generator and a load (finite grid object) to form a reduced
SAPP network model.

KGRTC Grid Simulator Classroom for 15 students
The Simulator is capable of simulating:
✓ Power Flows – including Optimal Power Flow
✓ Real time simulations – analyze normal and abnormal operating conditions,
black start or system restoration after system collapse
Zambia Transmission Geographical Overview Screen ✓ Stability Studies – Transient Stability, Voltage Stability, Frequency Stability
✓ Contingency Analysis
The power grid model consists of grid nodes and connecting transmission lines. ✓ Fault Analysis – Symmetrical and Unsymmetrical cases
The grid nodes represent substations and generating plant switchyards. Each
switchyard or substation consists of busses, transformers, breakers, switches, ✓ Reliability Studies – failure models and effect analysis, reliability assessments
metering devices and protection relays. The simulator includes modeling of logic ✓ Modeling of Electricity Markets
and control that exists in the SCADA as well as other logic and control in relay or ✓ Load Management – load shedding and economic dispatch
programmable electronic devices. Control model diagram graphics display ✓ ACE Equation to calculate balancing areas in the grid
continuous and discreet dynamic values that are viewable during simulator
operation. Each network contains a simulated SCADA/EMS based on the actual Also, as part of the project, WSC provided KGRTC with our generic hydro power
screens used by the operators at the control centers. plant simulator that includes the Hydro Turbine with Governing System, Power
Generation and Distribution Systems, with dedicated controls for Switchyard
Operation, Unit Operator, and Switchyard Operator.

WSC’s Mladen Udbinac and KGRTC Training Manager Brian Makungo Zambia Production and Transmission Overview Screens

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