How to specify gas struts accurately | Engineer Live
WEBMar 28, 2019 · Gas Spring Force (F1) = Mass of lid x Centre of Gravity / Radius of Force x Number of Springs. Closing Force Calculation. Similarly, the force required to close the lid (F2) can be calculated using the formula: Closing Force F2 = Number of Springs x Spring Force F1 x Radius of Force / Lid Length. Calculation of the opening and closing forces ...
Magnets offer alternative to mechanical gears | Engineer Live
WEBFeb 21, 2013 · Magnets offer alternative to mechanical gears. 21st February 2013 Paul Boughton. Magnetic components are the norm in electric motors and non-contact drive couplings, but new developments could see magnets taking the place of mechanical gears in power transmission systems. Paul Stevens reports on novel magnet-based power transmission components ...
What is Just in Sequence production? - Engineer Live
WEBAug 1, 2019 · JIS is an enhancement of JIT. The method is primarily used to improve a production line’s ability and ease when managing multiple variations of a vehicle’s production. The concept of JIS is straightforward. It provides a way to supply material to high-mix but low-volume production models, like those we see in automotive manufacturing.
The hole story: the benefits of drill and blast - Engineer Live
WEBApr 21, 2016 · The hole story: the benefits of drill and blast. 21st April 2016 Jon Lawson. High-precision drilling operations compared to low-precision drilling with a surveyor marking out the pattern. Leica J2drill enables accurate hole placement. High-precision guidance systems compensation of actual topography design.
What challenges are ahead for electrical engineering?
WEBOct 7, 2019 · Here, Steve Hughes, managing director of power quality specialist Reo UK, outlines some of the biggest challenges electrical engineers will face in the coming years. In 2018, we saw global EV sales surpass two million units for the first time; twice the amount sold in 2017. With the possible threats of catastrophic climate change and resource ...
An Expert Guide To Sonic Drilling - Engineer Live
WEBMay 1, 2020 · Sonic drilling is a more efficient method of drilling by using high-frequency resonance to create a smoother path of travel for the drill by reducing or even eliminating any frictional resistance from subsurface materials being encountered. The high frequency resonance results in a vibrating head that is being both pushed up and down by the ...
A specifier’s guide to choosing the right filled PTFE material
WEBSep 13, 2016 · A specifier’s guide to choosing the right filled PTFE material. Phillip Charlton explores the main types of filled PTFE compounds, detailing the enhanced properties delivered by some key material combinations. The seldom rivalled hydrophobic, low-friction and corrosion-resistant properties of Polytetrafluoroethylene (PTFE) make it a highly ...
What exactly is an ac drive and just how does it work?
WEBFeb 21, 2013 · An ac drive is a device that is used to control the speed of an electric motor. The speed is controlled by changing the frequency of the electrical supply to the motor. The three-phase voltage in the national electrical grid connected to a motor creates a rotating magnetic field in it. The rotor of the electrical motor will follow this rotating ...
The Importance of Tethering Your Tools - Engineer Live
WEB18th May 2020 Louise Davis. Tethering tools is a preventative method of making sure that, when working at height, engineers’ tools aren’t at risk of falling or being dropped. “Working at height” is classified as to work in any place where, if precautions were not taken, a person could fall a distance liable to cause personal injury.
What is a smart material? - Engineer Live
WEBMar 9, 2020 · A smart material is an object that holds a property that is susceptible to change with the introduction of an external stimulus. This change must be either tangible or visible for the material to qualify for ‘smart’ status. These changes can include: Electrical. Chemical. Thermal. Mechanical.