Posted by Brendon-KS on December 15, 2020 at 03:53:40 from (63.245.145.17):
In Reply to: Re: Electric tractor posted by Lyndon - AB on December 14, 2020 at 19:29:29:
What you say is especially true considering that the Tesla Model S 85kW-hr battery weighs 1200 lbs. Using the same technology would say that this tractor would need a battery in excess of 4000 lbs to be able to provide 40 hp for ten hours. The power density of electricity from batteries is simply nowhere close to what it is for diesel or gasoline fuel going through an internal combustion engine. For driving a car down the road it works because the duty cycle of the power requirement is extremely low. However, for jobs that require continuous high power output it is just simple physics that say that battery-powered machines leave a lot to be desired.
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Today's Featured Article - Hydraulics - Cylinder Anatomy - by Curtis von Fange. Let’s make one more addition to our series on hydraulics. I’ve noticed a few questions in the comment section that could pertain to hydraulic cylinders so I thought we could take a short look at this real workhorse of the circuit. Cylinders are the reason for the hydraulic circuit. They take the fluid power delivered from the pump and magically change it into mechanical power. There are many types of cylinders that one might run across on a farm scenario. Each one could take a chapter in
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