Questions tagged [engineering-economics]
9 questions
7
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2 answers
Line balancing - How far do companies go?
I understand that the concept of line balancing is such that each station takes exactly the same amount of time to process one unit. Clearly, this is an idealization and real manufacturing plants will have bottleneck stations and underutilized…
user1936752
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Heuristics for Efficient Structure (Shed) Design
Are there any heuristics / thumb-rules to evaluate whether a shed-structure has been efficiently designed?
To be specific, I have an industrial shed, 12 m tall, 270 m2 floor area (longest span 10 m) & the structural design submitted needs approx.…
curious_cat
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Engineering economics - Factors P/A question
The Autocar E3 refuse truck has an energy recovery system developed by Parker Hannifin LLC that is expected to reduce fuel consumption by 50%. Pressurized fluid flows from carbon fiber-reinforced accumulator tanks to two hydrostatic motors that…
Ayberk Kum
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Which external factors are affecting the price of quality steel in North America?
With rumors of war in recent years, the price of good steel is important to all global powers. Just by going to the hardware store month to month, I have noticed that the price of even sheet steel has been increasing dramatically over the past few…
ndtech
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Simple design to rotate a 16" diameter drum at 3-6 rpm, for seed separation
The budget: Tiny. Want to try to do this with salvage if possible, with cheap off the shelf components otherwise.
The drum: Recycled 100 liter drum, roughly 16" x 3 feet. Could step up to a 215 liter drum, but they are harder to handle.
Portions…
Sherwood Botsford
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Express method for economic evaluation of mechatronic devices
Are there quick methods for the economic evaluation of mechatronic devices that have not yet been widely adopted in industry, but are at the stage of prototyping and laboratory experiments?
Basic considerations suggest that the economic evaluation…
ayr
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"Cost fordest" and "Porded point" - meanings of terms
Not so long ago in our organization there was a seminar on machine-building issues related to parallel robots. The seminar was attended (in a remote format) by an Iranian-speaking colleague who spoke from Tehran. But that's not the point. He uttered…
ayr
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Why Do Airborne Wind Energy Systems Use Kites And Not Balloons?
Title says it all,
Why are AWE-companies like Makani spending years and millions of dollars developing drones, rather than simply using a balloon-based design?
Wouldn't it be easier and faster to get a system like that into utility-scale, rather…
GeorgeWTrump
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Specialised Cup Washer
If I wanted to wash 10,000 identical plastic or glass cups a day, would I use a regular dishwasher or a specialised product designed to work with those specific cups.
Dilitante
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