Fluid Dynamics Modeling
Computational Fluid Dynamics (CFD) consulting With our advanced 3D-Solid Modeling capabilities and Computational Fluid Dynamics (CFD) software allows TSG to offer specific analysis of flow and heat transfer.

Click here to see our brochure.
Some examples of previously supplied systems:
- Paper Machine Hoods - Open, Closed, High Humidity
- Hood Supply Systems - Unorun Section Vent, Felt Purge Nozzles, Hood Entry & Exit Air Baffles, Basement Hood Supply
- Pocket Ventilation Systems - Steam Heated or Gas Fired
- Basement Enclosures - Man Doors, Truck Doors
- Hood Exhaust Systems - Centrifugal or Axial
- Heat Recovery Systems - Air-to-Air, Air-to-Liquid
- Vacuum Roll Exhaust Systems
- Winder Trim Systems
- False Ceilings & Exhaust - Aluminum Tee Extension, Aluminum, Stainless Steel or Fiberglass Sheet
- Process Exhaust Systems - Former, Mist Eliminator, Pulper
- Build Ventilation Supply & Exhaust Systems - Make-up Air Unit, Roof Exhaust, Wall Exhaust & Engineered Systems all to provide a Balanced Machine Room
- Dust Collection
- Motor Cooling
- Your Custom Designed System
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Paper Trade Associates (PTA)
PTA is a sales rep agency that was established in 1991 by two 3rd generation Pulp & Paper Industry veterans, Chris Kellner and Tom Morganstern Jr. With a combined over 60 years experience Chris and Tom have tha ability to supply and consult on just about any product or service from the pulp mill to the finishing room.
If you have any questions on the information in this Newsletter contact :
Chris Kellner cjk@papertradeassoc.com cell 413-478-0560
or
Tom Morganstern Jr
tcmjr@papertradeassoc.com
cell 207-232-0685 |
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Greetings!
Paper Trade Associates are proud to announce that a sales agreement has been made with SEI/Thermal Systems Group (TSG). TSG specialises in the Engineering, Design, Fabrication & Erection of: Machine Room Ventilation, Paper Machine Hoods, Hood Air Systems, PV Systems, and Heat Recovery Equipment. This Newsletter will highlight TSG's Products and Experiences.
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Paper Machine Hoods
TSG's hoods are engineered to fit the exacting requirements of your dryer section. From open hoods for small specialty machines, through high humidity hoods for world-class machines, our engineering, design and construction professionals will work closely with you on your hood to arrive at practical solutions for:
- Containing evaporated moisture
- Providing a uniform drying environment
- Controlling disruptive air flows
- Providing energy savings through reduced exhaust
Thermal Systems Group's offers hoods in the following configurations:
- Open Canopy - 400 grain
- Totally Enclosed - 900 grain
- High Humidity - 1100 grain
Thermal Systems Group will engineer and design your hood with any of the following features:
- Pneumatic or cable-lift operated front lift doors
- Rear sliding doors with floor track and top guide
- Interior & exterior machine walkways
- Optional removable roof panels for easier dryer removal
- Stainless steel-clad panels on press overhang
- Walkable hood roof with handrails
- Adjustable sheet opening doors
- Sheet entry and exit air curtains
- Integral monorail system
- Internal hood baffles
- Felt loading doors
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Pocket Ventilation
A properly engineered PV system not only increases production, aids in sheet stability and levels CD moisture profile, it also balances hood air flow to prevent hood sweating and spillage. Thermal Systems Group has the engineering background to assist you in the development of the plan most suitable to your needs.  
TSG Pocket Ventilation (patent pending)
 Features:- Our systems include our revolutionary V2000 aluminum ventilators (patent pending).
- Each system is individually designed to fit the needs of each paper machine.
Options Include: - Condensate handling
- Steam conservation/heat recovery
- Steam-driven systems
- Gas-fired systems
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