All Questions
Tagged with electrical-engineering automotive-engineering
37
questions
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What are parameters are to be considered while selecting Battery Management System?
what are factors to be considered while selecting bms? Does the BMS required change with cell chemistry and cell geometry? if yes, how does it depend. and also How do we determine the placement and no....
0
votes
1
answer
104
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Why does a car generator employs an alternator (i.e. AC) when power supply is provided by a battery (i.e. DC)?
An alternator generates AC current, whereas batteries (as far as I know) provide/are charged with DC current. So I'm wondering, how is this apparent mismatch explained?
Do car manufacturers employ a ...
2
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1
answer
674
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How can I control my vehicle’s electric power steering system?
I’m trying to add lane keeping assist and adaptive cruise control to my 2017 Chevrolet Camaro, with the ultimate aim of using Comma.ai’s openpilot (or some other fork) to make my car drive itself. ...
1
vote
1
answer
39
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How to remove ground detections of an ultrasonic sensor place in the front bumper of car? [closed]
I am working on a project to fuse the sensor information of 4 ultrasonic sensors place on the front of a car in the bumpers. The detections from the sensor would be generated not only from the ...
- 11
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1
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35
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Can the Dynosheet be read as a Fourier transform of some sorts?
I've done some quick google search on dynosheet, and what it does is that it measures the power output of the car with respect to its frequency.
My initial understanding of the dynosheet is that it ...
1
vote
1
answer
123
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In a AWD Tesla Model 3, why is the front and back motor different?
In a AWD Tesla Model 3, why is the front motor (OEM 1120960-00-E) different from the one in the back (OEM 1120980)? Why not just use the same one for both front and back? I'm sure that there was a ...
0
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answers
28
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Working of gearbox in driving simulators
I am a newbie in this field.
Please help me in gaining a bit initial fundamental knowledge in simple language.
How are gearbox ratios interpreted in driving simulators? Are the gearboxes used in ...
- 1
0
votes
1
answer
200
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Can a battery-powered electric vehicle be driven through a dust storm?
I would like to know if a battery-powered electric vehicle such as a Tesla Model 3 automobile can be driven through a dust storm.
Back during the Dust Bowl days of the 1930s, driving through a dust ...
- 303
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2
answers
380
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Combining torque of IC engine and electric motor
I currently have a 6hp IC engine which I plan on using to drive the rear axle of a go-kart. I want to increase the torque delivered to the shaft by adding an electric motor in a sort of parallel ...
1
vote
1
answer
70
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What is basic knowledge wanted from a bachelor mechanical engineering student before joining? [closed]
At the moment, I just finished my senior school year and in a few months, I will be studying mechanical engineering as bachelor degree. However, I don’t like to waste my time and want to use this time ...
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1
vote
1
answer
65
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Can I hook up pressurized hydrogen to a gas piston engine and have it work as is?
I am looking to try some type of hydrogen conversion to get better gas mileage but also want to work on something new to burn some extra time.
I was mainly looking to see if I could power the entire ...
- 11
1
vote
2
answers
156
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Selecting the right DC motor for horizontal motion
I have come across a problem that for the life of me I can't seem to figure out. I'm sharing this here in the hopes that the amazing community here can help push me in the right direction.
The problem ...
- 13
0
votes
2
answers
827
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Get engine rpm using accelerometer
I'm studying the possibility to read an engine RPM by reading the vibrations of it. Basically an engine is "oscillating" on a car chassis on all 3 axes (X, Y, Z) but mostly on the Y one. When ignition ...
- 1
0
votes
0
answers
35
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Name of protocol used to communicate with Fuelling Station Dispensors
I am trying to figure out the actual (Range of ) communication protocols used to communicate with Fuel Dispensers at fuel retail outlets.
I see them write 2-wire protocol which is not specific as ...
- 113
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983
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12v relay to open and an close switch without sending power to switch
Sorry if this is elementary but here's what I need.
I'm trying to power a relay via 12v DC (vehicle) to open a closed switch while the 12v power is sent to the relay. Essentially, when the blinkers ...
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