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400 Business Park Drive
Tyngsboro, MA 01879-1077
Phone: (978) 649-3300
Fax: (978) 649-3399

E-mail: mail08@jenike.com

© 2008 by Jenike & Johanson, Inc.
All rights reserved.

Pneumatic Conveying of Bulk Solids
Course Outline

Even though pneumatic conveying systems have been designed and operated for many years, their successful operation is still more often based on experience rather than science. The lack of practical information on pneumatic conveyors leaves most users dependent on vendors for the design, selection, and installation of pneumatic conveying equipment. Attendees of this course will learn how individual components join together to form a pneumatic conveying system that operates effectively.

This one day course is geared towards design engineers and plant personnel who are either experiencing problems with existing pneumatic conveying systems or plan to use new systems. The following topics are covered:

  • Overview
    • Advantages and limitations of pneumatic conveying
    • Applications in various industries
  • Fundamentals
    • Review of low pressure compressible gas flow (pressure, flow, density, and velocity)
    • Defining characteristics of a conveying system
    • State diagrams
    • Modes of conveying
    • Minimum conveying velocity
  • System layout and selection
    • Pressure, vacuum, combination, closed loop
    • Blow tanks
    • Dense phase conveying
  • System components
    • Gas movers
    • Solids feeders
    • Pipe bends
    • Filters/disengagers
  • Operating considerations
    • Particle attrition
    • Streamers, snakeskins, angelhair
    • Erosive wear
  • Common problems in pneumatic conveying
    • Insufficient capacity
    • Line plugs
    • Buildup in pipeline
    • Problems with rotary valves
  • Identifying the source of problems
    • Measuring system performance
    • Transient behavior
    • Leakage
    • Condensation
    • Temperature

Course Availability

This course is offered on-site, as a one day course. There are many advantages to having on-site instruction, including savings in travel time and costs for your employees, having the course at a time and location that is convenient for you, having a course that is tailored to your specific needs, and having the opportunity to discuss you applications confidentially. There is no limit to the number of attendees, but we have found that smaller groups (less than 30) provide better interaction and generally get more out of the course.

This course is also presented as part of the AIChE/ASME Continuing Education Series. When presented through AIChE/ASME, advantages to this course include interaction with people from other industries, the ease of taking other courses at the same time and location, and receiving continuing education units for completing the course. The AIChE/ASME course outline is identical to that of the on-site course, although the pace is adapted to meet the needs of the class and the focus is more general.

For registration information on this AIChE/ASME course, please use the appropriate sponsor links on our Dates page. To schedule or obtain pricing for this in-house course, please contact Eric Maynard, senior project engineer/education coordinator, at (978) 649-3300 or courses08@jenike.com.