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Engineering : Recent Questions and Answers (Page 65)

Find answers to your questions about Engineering or help others by answering their Engineering questions.

Simple EEPROM Code for Arduino to act as a Boolean

So I'm new to using Arduino's in general and just want to have my code by reversed each subsequent startup using the eeprom on my Arduino uno. I've been trying...

Asked on 01/21/2021 by Geo

1 answer

How to choose correct motor for my application?

I'm looking to play around with making a massage pad that I can lie down on and has massage nubs that are motor driven. There will be a motor that...

Asked on 01/20/2021 by MrBaba

1 answer

Required force to start the motion of a leaning bar

A uniform bar weighing 343N leans on a heightened plane (see figure). What force P is needed to start the bar moving? Coefficient of friction (on all surfaces) = 0.30...

Asked on 01/20/2021 by KDGH

1 answer

Force required to deform sheet metal

Hi all. I am building a machine to deform sheet metal into corrugations. I have attached an image that I got...

Asked on 01/19/2021 by Stefan Foot

1 answer

Rotating a lead screw with a moving magnet

Is it possible to introduce torque on a lead screw (with no magnets attached to it) with a moving magnet that can only move parallels to the screw? (the lead...

Asked on 01/19/2021 by user3157407

1 answer

Convergence problem in RANS simulation of unsteady flow

I am simulating an air flow through a two dimensional rectangular channel. The channel splits into two channels, one of them is followed by a 90 degree bend downwards and...

Asked on 01/18/2021 by Simon Henn

0 answer

Heat Exchanger Design (Log Mean Temp Difference or Epsilon NTU Method)

I am trying to design two heat exchanger interfaces (shell and tube) that transfers heat to and from an intermediate heat pipe. The picture below gives a general idea of...

Asked on 01/18/2021 by Mark Pineau

2 answer

Detect treadle press

I need to detect if a foot treadle has been pressed and send a signal to a Microcontroller unit notifying of that press. What is the best method to achieve...

Asked on 01/17/2021 by Doua Ali

1 answer

Help with scaling torque and forces?

I am currently designing a ground based digging drill, that hopefully will be accepted by a commercial entity. I am currently working on the preliminary design of the robot and...

Asked on 01/17/2021 by gunter

1 answer

Pendulum clock, escapement pallet mounting position

Im interested in creating a 3d printed pendulum clock,all the diagrams and files I can find are mounting the pallet at the top of the escapement wheel which causes...

Asked on 01/17/2021 by iSoda

1 answer

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