Category Archives: Jenike Blog

Perry’s Chemical Engineers’ Handbook

I own all eight editions of Perry’s Chemical Engineers’ Handbook. The ninth edition will be issued this year, and Dr. John Carson and I have written the section on bulk solids flow and hopper design. The ninth edition will include our … Continue reading

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Components in Storage Structure for Bulk Solids – Part 1

The Structural Group at Jenike & Johanson will start a series of blogs where not only we will be discussing about components in bulk solids storage structures such as bins, silos, bunkers, vessels, etc. but also about basic structural engineering … Continue reading

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It’s a New Year – Time to Reflect and Plan

It’s that time again – a new year is upon us providing a fresh start. Our bellies are full of treats and our minds have had time to rest. We reflect on all that was accomplished in 2016 and plan … Continue reading

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Whiteboard Friday: Effective Head

Our Project Engineer Josh Marion about effective head and why we use it.

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Interaction Effects Between Silos and Supporting Structures

As one of the most remarkable structures from medieval era, Leaning Tower of Pisa is worldwide known not only as a symbol of national monument but also as a pleasant engineering mistake. The tower has leaned from the start because … Continue reading

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Site Visits

One of the things that I enjoy about my job as a project engineer at Jenike & Johanson is that I get to travel to many places.  I have visited 40 states and 19 countries.  Sadly, my luggage has gone … Continue reading

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Breaking down attrition

Sometimes attrition, the breaking down of particles, can be a really good thing – like when I wake up in the morning to the sound of coffee beans grinding just waiting for me to make a perfect cup of coffee. … Continue reading

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Moving Bed Catalytic Reactors

Fixed bed catalytic reactors, in which a gaseous reactant stream passes through a catalyst bed, is frequently used for synthesis, combustion, and effluent treatment. Radial flow reactors are preferred when a low pressure drop is desirable. Fixed bed reactors can … Continue reading

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Jenike & Johanson helps students at AIChE Conference

Compared to liquids and gases, chemical engineers’ education in bulk solids is relatively limited.  Perhaps that’s why whenever I visit a chemical plant, I can easily identify which lines or equipment handle bulk solids – they are the ones with … Continue reading

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If you can’t grow it, you gotta dig it up-and then handle it!

Take a few moments to look around you and subtract all the objects and energy sources that aren’t grown and you soon get an impression of what life would be like without mining (you should be seeing something resembling Gilligan’s … Continue reading

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