Energy, refining and petrochemicals

Lointek – Steam generation control at 9 parabolic trough solar thermal plants (Spain, Mexico and South Africa)

Client
LOINTEK
Year
2010-2012
Area
Automation, supply and installation
Subsector
SOLAR THERMAL POWER PLANTS
Specialties
Industrial automation, Basic and detailed engineering, Electrical switchboards: main LV switchboards and MCCs
Technology
Siemens PCS 7

Scope

Supply and installation of MCCs, Siemens control panels and instrumentation, control system programming and commissioning of the steam generation system of 9 parabolic trough (PTC) solar thermal power plants, for Lointek.

  • 9PTC solar thermal plants
  • 3countries: Spain, Mexico and South Africa
  • 2010–2012years of execution
  • V7.1Siemens PCS 7 version

Scope: much more than programming

  • Supply and installation of the motor control centres (MCCs)
  • Supply and installation of the control system: Siemens control panels
  • Supply and installation of the instrumentation
  • Programming of the steam generation control system
  • Commissioning

The plants

Spain (2010–2012)

Six 50 MW parabolic trough plants: Solacor I, Solacor II, Helios I, Helios II, Solaben II and Solaben III.

  • Supply and installation of MCCs, control system and instrumentation
  • Control system programming
  • Commissioning

Mexico (2011)

Solar field 171 CC Agua Prieta II, Sonora.

  • Supply and installation of the control system and instrumentation
  • Control system programming
  • Commissioning

South Africa

Kaxu (100 MW, 2012) and Xina parabolic trough solar fields.

  • Supply of the control system and instrumentation
  • Control system programming
  • Commissioning

Control architecture of each plant

  • Siemens PCS 7 V7.1 with a CPU 414-4H controller
  • Three ET 200M stations with digital and analogue inputs and outputs (around 400 I/O channels)
  • Siemens PCS 7 V7.1
  • MCC
  • Instrumentation
  • Commissioning
  • Parabolic trough solar
  • Steam generation
  • Lointek

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