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Improvements and upgrades

Valmet automation upgrades include smart lifecycle management for optimized TCO, automation updates and installations with complete start-up and process support as well as process improvements for the entire fiberline. We provide problem-solving support and investment planning for a number of different automation platforms, always according to customer need.

Right technology for your needs

Pulp producers typically look for improved capacity and quality while maintaining or increasing competitiveness. With newest technologies, materials and designs, smart automation upgrades and solutions help reach these targets. Benefits include production cost savings, improved runnability and higher availability of automation equipment.

     

Chip washing - Process and automation upgrades

Chip Washing

Improved chip washing concept

Chip Flume

Improved washing can be used to produce cleaner chips or to increase capacity.

     

Chip treatment - Process and automation upgrades

Steam Cone

Even steam distribution and reduced bridging.

Feeding Technology

Screw feeder technology that provides uniform feeding, optimized dewatering and reduced energy consumption.

Dewatering Plug Pipe

A plug pipe that dewaters the raw material even more before it enters the preheater.

Tandem blow-back damper

Creates increased load on the blow-back damper for increased dewatering.

Preheater Upgrade

Upgrade kit that raises the preheater’s capacity by up to 30%.

For preheaters PVA 1200 and PVB 1200

Increases discharge screw capacity and/or feeds two refiners.

     

HC refining - Process and automation upgrades

Refiner Hydraulic Unit

A complete unit that fits on existing refiners without any modifications.

RLP Oil Unit 

A freestanding, external panel to facilitate servicing of the water and hydraulic panel.

Adjustable Gap Sensor (AGS)

Disc gap calibration during full production.

Infeed Screw FSA

Upgrade package for double-disc refiner infeed screws.

Refiner Alignment Block

Adjustment blocks for quick and accurate alignment of a Classic Refiner bearing unit.

Refiner Control System Upgrade

Process Automation – Improvement products

Disc Gap Control

Safely control the refiner/ Defibrator from a remote control room.

Disc Gap Control Agreement

Agreement that combines accurate disc-gap control with energy-saving segments.

Refiner Adjustment Device

This is an upgrade device that is more reliable and demands less maintenance.

CMS – Upgrade kit to electric stepping motor

Optimize your energy consumption and fiber quality.

Refiner Position Monitoring

Gives information about the axial position of the rotor or a stator on a refiner/Defibrator.

TVD - Touch point vibration detector

Replaces the old SPM/TPM system.

FG 01/02 - Angular Transmitter Monitor

Upgrade of DCM-RM1 to latest version

RMS-DD1/RS2 + Service panel

Upgrade for Double Disc RGP 65/68 DD

     

LC refining - Process and automation upgrades

Turbine housing

Turbine Housing that replaces the existing radial outlet design with a tangential outlet.

Closed mechanical seal

Valmet-developed seal allows the use of a mechanical seal for low-consistency refiners in difficult seal water conditions.

Adjustable Gap Sensor (AGS)

Disc gap calibration during full production.

TVD - Touch point vibration detector

Replaces the old SPM/TPM system.

Mechanical seal – SealMax BA-LC

Valmet mechanical seal type BA-LC for OptiFiner Low consistency refiner.

     

Grinders - Process and automation upgrades

Grinder rebuild

Stable production with grinder rebuilds

     

TwinRoll press - Process and automation upgrades

Inlet PF

With this new type of infeed system the risk for plugging in the inlet is minimized.

Inlet RF TRP

Increase capacity by as much as 30%.

Inlet N

A modified type of inlet device designed to work with pulp consistencies of up to 6%.

Anti Rewet

An insert device for the filtrate channels designed to reduce the rewetting effect to reduce the chemical consumption.

Nip Control

Optimize the roll nip to compensate for process variations, resulting in better overall washing.

HP Cleaning System TR

Clean rolls ensure effective and uniform dewatering of the pulp.

Oil Lubrication TRP

External unit for circulating the lubrication oil on all TwinRoll presses with oil-lubricated roll bearings.

Air Seal

Valmet Air Seal is an end seal system with pneumatic pressure seals, which substantially increases end ring lifetime.

Doctor AD

For easier maintenance and improved Doctor blades scraping.

CARB bearing for TwinRoll presses

Unique self-aligning roller bearing.

TRP Roll Exchangeable End Rings

Deal with worn roll ends without removing the roll from the press.

     

Screw press - Process and automation upgrades

High Efficiency Inlet Chamber

The new inlet chamber increases the surface of the inlet screen plate from 180 degrees to approximately 240 degrees.

Double Helix Screw Shaft

Valmet can convert existing screw press shafts to double helix design saving time and money.

Axial Dewatering

Installing an axial screen plate in the screw press inlet increases the dewatering area.

Split Sectional Screen Basket

Replaceable screen plates simplifies maintenance and offers great flexibility in the choice of screen plates.

     

Screening and fractionation - Process and automation upgrades

StockBoost for screening

A combination of know-how, services and products.

     

Steam separation - Process and automation upgrades

Steam Separator PF

A combined mechanical steam separator and refiner feeder.

Steam Separator PS

Mechanical steam separator with possibility to add several blow lines.

     

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