Category Archives: Jenike Blog

Silo Design – How to get it right first time – Chapter 5

Continuing from Chapters 3 and Chapter 4 with the story of how to design bins and silos, and make sure you get it right, here are some more thoughts on the extensive and important subject of flexure in reinforced concrete … Continue reading

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Importance of coarse-ore stockpile design in mining mega-projects

It was surprising for me when I recently received news that in yet another world-class mining project, or mega-project, the percentage of time of plant utilization (run-time) achieved is much lower than the plant availability. To appreciate the importance of … Continue reading

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Chute, it stopped moving. Bottlenecks or Traffic?

Twice in the last week I have had to drive to the south of Western Australia to visit clients’ sites. The last trip caused a lot of frustration because of road works that added well over 45 minutes to the … Continue reading

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What biofuels you?

Not long ago, I browsed a dissertation written by a Ph.D. candidate who had spent years developing models of a biofuels production process.  The manuscript was impressive.  The document was thorough in its derivations based on reaction kinetics, conservation of … Continue reading

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Take two of these and you will feel better in the morning

Wouldn’t it be nice if successfully addressing powder handling challenges in the pharmaceutical industry were as easy as taking the oft-cited doctors’ advice of “take two of these and call me in the morning…” ? A little over a month … Continue reading

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What does bulk material handling mean to the “average” person?

I decided to find out.  I asked my friends and family these two questions: “What does bulk material handling mean?” “How does it affect your life?” I soon realized that there needed to be two categories of average person: engineer … Continue reading

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On a lighter note…

At Jenike & Johanson, our mission is to help clients with their bulk solids handling needs.  As part of this, I also participate in teaching courses and representing our company at trade shows and  exhibitions.  While doing these, sometimes interesting … Continue reading

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Slow and steady progress – ASTM D18.24 subcommittee updates

Sometimes progress occurs so slowly that it appears that nothing is changing.  Looking back over the last two decades, it is clear that the importance of characterizing and using the flow properties of bulk solids in design is becoming mainstream. … Continue reading

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Are you ready for continuous manufacturing?

Although continuous manufacturing has been used in other industries for centuries to produce products ranging from glass bottles to breakfast cereals, it is still in its infancy in the pharmaceutical industry.  This situation has often prompted the question among pharmaceutical … Continue reading

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Time Marches On

  It seems hard to believe, but 25 years last December marked the start of my career in bulk solids handling in Australia.  This was followed by a move to the US 18 years ago to work with Jenike & … Continue reading

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