Tag Archives: bulk solids engineering

Feasibility Study Assistance

Pre-feasibility study, feasibility study, front-end-loading (FEL 1 and 2), whatever you might call the upfront work in deciding whether or not a bulk solids handling project should go through, we can help. A feasibility study is the analysis of how … Continue reading

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Training – you get the “bang for your buck”?!

Let me ask a simple question – can you recall the last time you received effective training that yielded an immediate payback/return-on-investment (ROI)? If you can recall this training event, can you think why it was effective and impactful?  What … Continue reading

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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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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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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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フローエイド支援 vs. 重力のみのフロー

江崎マーティン バルク固体取り扱い(ハンドリング)システムやサイロやホッパーなどにおいて、アーチン グやラットホールなどの閉塞問題を回避するためにフローエイド(流動補助装置)を装着す ることは一般的です。 また、フローエイドの装置は、実際に貯蔵システムが設計・設置・運用が開始された後に、 追加されることもしばしばあります。このような設置追加は、明らかに初期設計時に、フロ ーエイドが想定されていなかったり、また、装置が必須となることを予想できなかったこと を物語っています。

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What’s the difference between your problematic bulk solids feeder and Michael Corleone?

Many of you may recall hearing Al Pacino’s Michael Corleone of the legendary Godfather series say, “Just when I thought I was out, they pull me back in…” We engineers at J&J can almost hear some of the problematic bulk … Continue reading

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Top 5 Functions of a Furnace Feed Bin

Your furnace feed bin maybe one of the most overlooked pieces of equipment in your glass plant! The bin serves as the main entrance to the value-added portions of your process, and is vital for continuous production and plant operation. … Continue reading

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