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Valmet ESP

Valmet Electrostatic Precipitator is a cost and energy efficient solution for removing dust particles from flue gases. This heavy-duty solution uses high voltage electrical fields (up to 150 kV) and is suitable for a wide range of temperatures - up to 420°C for large capacities. The solutions range from small upgrades to very large new installations.

  • Fully integrated into the main DCS
  • Online operation monitoring via remote access
  • Process and power optimization and analytics services vwith Valmet Industrial Internet (VII) solutions

Innovative control unit and process optimization

Combination of Valmet’s process and automation technology enables unique ESPs with Distributed Control System (DCS) based monitoring and controlling applications. This features a full remote-mode capability to support the customers’ process optimization, energy efficiency and maintenance anticipation targets.

With the introduction of the Valmet Industrial Internet applications, process optimization has entered a new level.

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Case Metsä Fibre, Äänekoski mill, Finland
ESPs for recovery boiler and lime kiln

Start-up: 2015

Fuel: Black liquor (recovery boiler), gasified bioproduct gas (lime kiln)

Solution delivered:

  • Recovery boiler 7200 tDs/d: four chambers, five field ESP units
  • Lime kiln 1260 t/d: one chamber, five field ESP units
  • Valmet DNA ESP control

Emission guarantee: < 25 mg/Nm3 

Key benefits:

  • Low dust emissions. Significant energy savings gained thanks to the introduction of a Valmet Industrial Internet based Power Optimization application.

 

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Case Jyväskylän Energia, Alva, Finland
ESP for combined heat and power plant

Start-up: 2015

Fuel: wood and peat

Technical details:

  • Gas flow: 141.5 Nm3/s
  • Temperature: 155 oC
  • Dust (in): 11.3 g/Nm3 @ 2.5% O2 moisture

Emission guarantee: < 20 mg/Nm3 

Key benefits:

  • Meeting the industrial emission directive limits and thus expanding the lifetime of the power plant.

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Case Södra Cell, Värö pulp mill, Sweden
ESP upgrade

Start-up: 2016

Fuel: Black liquor (recovery boiler)

Solution delivered:

  • Adding a third ESP unit 
  • Heat recovery

Key benefit:

  • Efficienctly meeting the needs of major expansion the the pulp with increased recovery boiler capacity from 2500 tds/d to 4000 tds/d. 

Our expertise is at your service

Our focus is to bring your performance forward. Our expertise in sustainable energy production and emission control is at your disposal. Get in touch with our specialists through your local Valmet office, or the link below.