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Supplier: Accuris
Description: Guidelines for corrosion resistant weld metal overlay of digester vessels in alkaline pulping service
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Supplier: Metalfab, Inc.
Description: Product Overview Metalfab's rugged stainless steel Pre-Steamer Bin Activator is used primarily in the pulp and paper industries both as a standard bin activator and also to presteam wood chips as a precursor to feeding them into the digester. Presteaming the chips dramatically
- Equipment Type: Bin Activator System
- Material Characteristics: Dry / Free Flowing
- Material Type: Pulp and Paper / Wood
- Size: 72 to 144 inch
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Supplier: B+E - Stainless Valve Company
Description: Excellent performance with an absolute minimum of maintenance. This valve is built rugged enough to withstand almost any problem related to the batch pulp digesters.
- Actuation: Pneumatic
- Number of Ports/Ways: 2
- Pressure Rating: 300 psi
- Primary Material of Construction: Stainless Steel
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Supplier: RBC Bearings
Description: This RBC Tapered Roller Thrust Bearing is designed for demanding applications in harsh environments, such as oil field top drives, oil field swivels, extruders, pulp refiners, pulp digesters, and boring mill tables. This bearing is fully interchangeable with the industry
- Bore: 11 inch
- Design Units: Inch
- Dynamic Axial / Thrust Load: 1.59E6 lbs
- Outside Diameter: 23.75 inch
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Supplier: BUG-O Systems, Inc.
Description: The All Position Overlay System is designed for pulp digesters, boiler tube walls or any vessel or surface that requires overlay repair. The system will travel at a regulated, precise travel speed producing consistent uniform overlay patterns. A welding current sensor monitors and
- Arc / Resistance Processes: Orbital / Tube Arc Welding
- Equipment Type: Welding Equipment
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Supplier: BUG-O Systems, Inc.
Description: The All Position Overlay System is designed for pulp digesters, boiler tube walls or any vessel or surface that requires over-lay repair. The system will travel at a regulated, precise travel speed producing consistent uniform overlay patterns. A welding current sensor monitors and
- Welding Accessories: Tube / Circumferential Welder
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Supplier: Universal Wire Works Inc.
Description: Universal 310Mo electrodes are used for the welding of the clad side of types 316, 316L, and 317 clad steels. This alloy is also used for welding other molybdenum bearing stainless steels to mild or carbon steel. Universal 310Mo is used extensively for overlaying digesters in the pulp
- Applications: Other
- Elongation: 40 %
- Metal / Alloy Types: Stainless Steel (UNS S)
- Shape / Form: Other
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Description: Strip, Coil, Foil, Wire, ASTM A 240, ASTM A 276, ASTM A 479, ASTMA 790 APPLICATIONS Welded pipe, tubular components, chemical processing, transport and storage, pulp and paper digesters, liquor tanks and paper machines, oil and gas exploration and processing equipment
- Applications: Chemical / Materials Processing, Oil and Gas, Other
- Coil Stock: Yes
- Elongation: 25 %
- Features: Cold Finished / Rolled / Drawn, Hot Rolled, Wrought
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1 to 8-micron range. Custom Engineering for an Industrial Wet Scrubber or a wet scrubber system is possible. Send us your requirements for feedback. Wet Scrubber Applications: Pulp and Paper; Kraft Process Black Liquor Recovery Boilers Dissolving (read more)
Browse Baghouses and Baghouse Filters Datasheets for Ducon Environmental Systems -
DFT® has a variety of Severe Service Silent Check Valves that are available in wafer style or flanged ends. These check valves are engineered for extreme conditions and are commonly used in digester and boiler feed applications. They are spring-assisted, center-guided, non-slam check valve (read more)
Browse Check Valves Datasheets for DFT Inc.
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Big Blow TM Valves
Excellent performance with an absolute minimum of maintenance. This valve is built rugged enough to withstand almost any problem related to the batch pulp digesters.
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Solvent Vapor Monitoring in Coil Coating Oven Atmospheres (.pdf)
Most pulp managers have serious concerns about the safe incineration of non-condensable gases collected from digesters, reactors and other sources in the pulping process.
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Reduction Of Damage In Blow Lines By Dr.-Ing. Dirk A. Lindenbeck, President, Stainless Valve Co
In pulp mills with common blow lines from a series of batch digesters to blow tanks often problems are experienced in respect to short life of blow valves, blown out gaskets, shaking of the equipment, short life of targets in the blow tanks, etc. The reason for these damages are leaking blow valves
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Dry Kraft Pulping at Ambient Pressure for Cost Effective Energy Saving and Pollution Deduction
The third method is to first remove the free water of pretreated woodchips, followed by dry pulping using a conventional Kraft pulping digester with AQ and triton as additives.
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ZASMHBA0004190
The sulfite pulping process uses cooking liquors of sodium bisulfite or magnesium bisulfite in a pulp digester with a pH of 3.
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Pulp cooking control and wood species change control for a Kamyr continuous digester
7)Wisnewski, Doyle: Model- Based Predictive Control Studies for a Continuous Pulp Digester , IEEE Transaction on control systems techno- logy, Vo1.9., NO.^., pp.435-444, 2001.
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Bookshelf and Unified Agenda > Department of Labor > Occupational Safety and Health Administration > Compliance Directives > 2004 > [FDBK DOL osha.direc] CPL 0...
This is a new directive describing policies and procedures regarding pulp digesters .
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http://etd.auburn.edu/bitstream/handle/10415/3101/Hector%20J%20Galicia%20Escobar_Dissertation_04_19_12.pdf?sequence=2
For example, for pulp digesters , n = 25 and n = 50 have been reported in [152] and [166] respectively.
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Nonlinear adaptive model predictive control based on self‐correcting neural network models
To test the efficiency of the proposed adaptive MPC config- uration, we implemented it on a complex nonlinear industrial reactor used in the pulp and paper industry: the continuous pulp digester .24 A rigorous first-principles model25 was used to simulate the …
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Final Report ''Model-Based Approach to Soft-Sensing and Diagnosis for Control of a Continuous Digester''
Project Objective: The goal of the work was to develop and demonstrate computing based modeling and control methodologies that will facilitate integrated operations on the continuous pulp digester .
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Wood Pulp Digetster Wall Corrosion Investigation
Wood Pulp Digester Wall Corrosion Investigation .
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Physical model parameter estimation of a nonlinear process
Abstract— A physical model of a nonlinear subprocess in a continuous paper pulp digester is discussed and simplified.
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Determining the model order of nonlinear input/output systems
Simulated pulp digester .