Valmet frontpage

Services for air emission control

Valmet’s service offering is designed to match your specific need, whether it’s enhanced the plant availability or environmental performance or both. Depending on the need, the service solution can be provided as a one-time delivery or as a longer-term partnership through service agreements. By working together, we can ensure maximized reliability and optimized performance of the production process.

Improved capacity and equipment lifetime for electrostatic percipitators (ESP)

With the right service we can increase equipment lifetime, improve capacity and equipment availability. The service is available for all ESP designs including other OEM equipment. The service includes:

  • mechanical inspection during shutdown
  • electrical inspection during operation
  • troubleshooting, site audits and process studies
  • internal parts delivery, maintenance and exchange
  • retrofits and modernization 
  • new chambers and felds.

The inspection services ensures that your ESP and its auxiliaries will function in the best possible way now and in the future. Read more about Inspections for Electrostatic Precipitators.

 

768x432-esp-services.jpg
wet-electrostatic-precipilator-768x432.jpg

Increased equipment lifetime for wet electrostatic precipitators (WESP)

We offer services to keep your performance such as efficiency, pressure drop and electricity power consumption on target level. It can also help to increase equipment lifetime. The service scope includes:

  • mechanical inspection during shutdown
  • electrical inspection druing operation
  • troubleshooting, site audits and process audits
  • internal parts delivery, maintenance and exchange
  • auxiliaries' maintenance works
  • retrofits and modernizations

Flue gas scrubber service to keep performance targets

The flue gas scrubber service will increase the life time of your equipment and also make you reach your performance targets such as effciency, pressure drop and power consumption. The flue gas condensing and heat recovery services is tailored to meet higher plant efficiency and also to lower condensing temperature to meet tighten emission limits.

The fluegas condensing and heat recovery services will improve condensting process and/or heat recovery, generate higher plant efficiency and lower condensing temperature to meet tighter emission limits.

The service offering includes:

  • inspection
  • troubelshooting, site audits and proces studies
  • internal parts delivery, maintenance and exchange
  • retrofits and modernizations
  • auxiliaries maintenance works
768x432-flue-gas-crubber.jpg
768x432-Valmet-Filter-Bags-for-Power-Plants.jpg

Bag house filter service to meet emission limits

We have in-house manufacturing of filters and an in-depth knowledge of filtration process and fabric properties. We can offer several materials for different flue gas conditions. The baghouse filter service helps you to reach the emission limits, estimate the remaining lifetime of the bags and minimize unplanned stops.

We also offer bag house filter additives injection for gaseous pollutant capture.

The bag house service offering includes:

  • inspections
  • troubleshooting, site audits and process studies
  • internal parts delivery, maintenance and exchange
  • new filter bags and laboratory analysis for bag condition monitoring and lifetime estimation
  • retrofits and modernization

Our expertise is at your service

Our focus is to bring your performance forward. Our expertise in sustainable energy production is at your disposal. Get in touch with our specialists through your local Valmet office, or the link below.
SCR-services-768x432.jpg

Better forecasted maintenance costs with SCR services

Selective catalytic reduction (SCR) services help you to maintain NOx or NH3 within right limits and you can better forecast lifetime and maintenance cost. The services offering includes;

  • inspections
  • troubleshooting, site audits and process studies
  • internal parts delivery, maintenance and exchange
  • new catalyst blocks and laboratory analysis for catalyst condition monitoring and lifetime estimation
  • retrofits and modernization

Flue gas disc dampers - cost efficient and proven design

Our flue gas disc dampers are primary solution for recovery boiler and lime kiln installations. With proven design for good sealing properties, it is a cost-efficient solution of the equipment which needs to be isolated. The service includes inspection, maintenance, and spares.

It is a cost efficient solution for ON/OFF usage on inlet and outlet of the equipment which needs to be isolated. It is available as circular or rectangular design and on different sizes and materials to fit different needs.

Flue-gas-disc-dambers-768x432.jpg

Our references


Savon Voima Oy, Pieksämäki, Finland
Retrofit of ESP internals

Start-up: 2013

Fuel: Bark, wood waste

Solution delivered:

  • Complete retrofit of 2-field ESP internals

Key benefits:

  • Operational reliability of the boiler plant


Kainuun Voima Oy, Kajaani, Finland
Complete ESP retrofit

Start-up: 2007

Fuel: Bark, wood waste, peat, coal

Solution delivered:

  • Complete retrofit of 3-field ESP internals

Emission guarantee: 30 mg/Nm3 

Key benefits:

  • Operational reliability of the boiler plant, material improvements of specific parts

 


Laanilan Voima Oy, Oulu, Finland
Extension for power boiler ESP

Start-up: 2014

Fuel: Peat, coal, wood

Solution delivered:

  • Extension for power boiler ESP

Emission guarantee: 20 mg/Nm3 

Key benefits:

  • reduction of particulate emissions following the tightening of emission requirements

Download Valmet Heat, Power and Gasification Field Services Handbook

Do you need equipment maintenance or support for equipment or process performance development? This handbook gives you guidance in best practices for keeping your operation in good condition and with service interval recommendations helping you prevent unexpected failures.

Related pages

Our expertise is at your service

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