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Expert in Industrial Drying of Solids - Convection Dryers, Conduction Dryers, Water or Solvent Evaporation
Available for your Consulting and Expert Witness Needs
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Summary of Expertise:
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Listed with other top experts in: |
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Expert is Senior Consultant at Expert's Firm. He is a chemical engineer with over 30-years experience dealing with dryers & thermal processing equipment. His experience includes process design, pilot scale testing, and commercial plant start-ups. His commercial experience has dealt with customers in the chemical process industries (i.e. chemicals, polymers, minerals, etc.), as well as with clients in the municipal wastewater treatment market. His business background has been global in nature - - - serving customers in North America, Latin America, Western Europe, and Asia. Mr. Walsh's areas of expertise include not only Direct Contact - Convection Dryers (flash dryers, fluid bed and rotary-type dryers, hopper dryers, spray dryers), but also various types of Indirect Contact - Conduction Dryers (paddle, disc, & screw dryers), as well as Mechanical De-watering Equipment (centrifuges, vacuum filters, filter presses) and Fluid Bed Incinerators. In addition to water evaporation in open-cycle air circuits, he has considerable expertise with solvent drying and recovery in closed-loop systems. CONVECTION DRYERS: Flash Dryer (with or without external back-mixing, simple or ring-type for extended residence time);
Fluid Bed Dryer (back-mixed or plug flow designs, in-bed heating coils, multi-zone, final cooling stage);
Hopper Dryer (column dryer - plug flow - long residence time);
Rotary-type Dryers;
Spray Dryer. CONDUCTION DRYERS: High-Speed Paddle Dryer (thin-layer rotary dryer);
Low-Speed Paddle Dryer (single or multiple heated rotors - non-plug flow);
Hollow Disc Dryer (single or multiple heated rotors - non plug-flow);
Hollow Screw Dryer (single or twin heated helical rotors for plug-flow);
Spiral Dryer (pneumatic conveying dryer with heated rotor and jacketed cylindrical vessel wall);
Rotary Blender Dryer (batch operation, jacketed vessel, paddle or double-helical rotor). MECHANICAL DEWATERING EQUIPMENT: Decanter (Solid Bowl) Centrifuge;
Rotary Vacuum Filter;
Plate & Frame Filter Press;
Continuous Belt Press.
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Show Secondary and Basic Areas of Expertise | Localities:
Expert may consult nationally and internationally, and is also local to the following cities: Minneapolis, Minnesota;
Saint Paul, Minnesota;
Rochester, Minnesota;
Burnsville, Minnesota;
Saint Cloud, Minnesota;
Eden Prairie, Minnesota;
Minnetonka, Minnesota;
and Eau Claire, Wisconsin.
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Degree |
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Subject |
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Institution |
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1969
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BChE
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Chemical Engineering
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City College of New York
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| Years |
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Employer |
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Department |
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Title |
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Responsibilities |
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2002 to
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(Undisclosed Consulting Company)
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Senior Consultant
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Analysis of plant (or pilot plant) operating data,
Engineering study to increase existing dryer capacity,
Methods to decrease existing dryer heat load,
Converting from Open-Cycle to Closed-Cycle drying circuit,
Recommendations as to various types of thermal processing equipment,
Process Engineering, Equipment Sizing, Process Flow Diagrams - Heat & Material Balances,
P&ID schematics,
Advice on Dryer System Interlocking,
Participation at meetings with Client and potential vendors,
Witnessing pilot plant tests & evaluation of pilot plant reports,
Bid tabulation review of vendor quotations,
Process start-up advisory services,
Investigation of possible causes for dryer failures,
Ways to eliminate or control dryer fires.
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1997 to 2002
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Barr-Rosin, Inc.
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Marketing & Sales
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Business Development of New Dryer Product
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Technical, Marketing, & Sales Responsibilities:Established Technical Credibility for Barr-Rosin among Major Polymer Resin Producers;
Built Prototype Pilot Plant;
Trained Employees (3 Process & 5 Sales Engineers), as well as Sales Reps (8 firms);
Quotation Proposals and Presentations;
Promo - - - ads, press releases, brochures, technical papers, seminars, trade shows, direct mail.
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1984 to 1997
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Bepex Corporation
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Thermal Processing Department
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Director of Thermal Processing
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Directed staff of process application engineers.
Risk management analyses and control with respect to process and equipment warranties.
Technical presentations to customers.
Purchase order negotiations.
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1982 to 1984
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Werner Pfleiderer Corporation
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Drying Department
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Product Manager
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Established new dryer business in U.S. marketplace with full profit and loss responsibilities. Increased sales from zero base to $3.0 MM.
Managed technology transfer from European parent company.
Identified targeted market applications based upon technical suitability, competitive position, market size and growth rate, and potential sales volume.
Promotional activities - - - advertising, press releases, technical papers, trade shows, direct mail.
Sales functions - - - quotation proposals, technical presentations, purchase order negotiations.
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1979 to 1982
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Stork Bowen
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Product Manager - Fluid Bed Dryes
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Negotiated license agreement with Japanese know-how owner.
Managed technology transfer from Japan.
Identified targeted market applications.
Full P&L responsibility.
Issued quotation proposals, conducted technical presentations, and purchase order negotiations.
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1971 to 1979
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Dorr-Oliver, Inc.
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Technology Department
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Technical Manager
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Technical support to Sales & Engineering Departments:
Product positioning analyses.
Technical presentations to clients and foreign licensees.
Developed sales tools, including simplified equipment sizing manuals and process flowsheets.
Reviewed proposal specifications - risk analyses of process and/or equipment operation with respect to performance guarantees and liability exposure.
Issued detailed design manuals for new products (sludge conditioning and filter press dewatering).
Technical management of prototype plant start ups.
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1969 to 1971
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Esso Research & Engineering Company
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Process Design
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Process Engineer
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Prepared heat and material balances, process flowsheets, “P & I” diagrams, equipment sizing and specifications, process control.
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Associations/Societies
American Institute of Chemical Engineers (AIChE)
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Licenses/Certifications
Licensed Professional Engineer in Minnesota and in New Jersey.
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| Publications: |
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Publications and Patents Summary
He has 25 publications and 3 US patents.
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Selected Publications and Publishers
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- Powder & Bulk Engineering
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- Plant/Operations Progress (AIChE Publication)
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Recent Client Requests:
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Expert in Review current process to determine if it is best, current practice.
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Expert in industrial drying heat transfer engineer director for consulting on Consolidation of a belt and fluid bed drying operation.
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Drum dryer design expert for consulting on Lignite and stoker coal drying.
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Expert in Chemical Product Drying System to assists with system evaluation.
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Click the green button above to contact
Expert for a free initial screening call regarding your expert consulting needs.
Expert is available for consulting to corporate, legal and government clients.
Remember, your initial screening call to speak with
Expert is free.
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Recent Litigation Client Requests:
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Cellulose acetate expert for consulting on Convection drying using conveyor driers.
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Fluidized bed dryer expert for consulting on Fluidized bed dryer.
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Click the green button above to contact
Expert for a free initial screening call regarding expert testimony,
litigation consulting and support, forensic services, or any related expert witness services.
A few litigation needs include product liability, personal injury, economic loss, intellectual property
(patent, trademark, trade secret, copyright), and insurance matters. Remember, your initial screening
call to speak with
Expert is free.
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Author and Editorial Advisory Board Member to Powder & Bulk Engineering Magazine (from 2002 to Present).
Click the green button above to contact
Expert for a free initial screening call regarding your marketing research, industry research, and company
research needs. For research needs involving multiple experts or secondary research,
a Research Director can be assigned to coordinate the work into a custom report for you as a potentially quicker
and more cost effective alternative to doing this work yourself or hiring a boutique consultancy.
Remember, your initial screening call to speak with
Expert is free.
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| Additional Skills and Services: |
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Training/Seminars
Technical Instructor for an Industrial Drying Course at The Center for Professional Advancement, in East Brunswick, NJ and in Amsterdam, The Netherlands (from 1986 to 2002).
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Other Skills and Services
Strong Process Engineering Background;
3 U.S. Patents;
25 Technical Publications.
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Education
