Questions tagged [automotive-engineering]
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Motor torque required to move a trolley
This is a real situation.
The trolley is mounted with a rack underneath it and multiple steel wheels on a steel track. The trolley is driven by the rack and pinion mechanism from a geared motor.
The ...
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What are factors affecting diesel engine speed?
In a diesel engine, what determines its speed? I want to learn the main factors.
For example, I think one factor is the amount of injected fuel, another factor is the torque demand.
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Determine reading on gauge that doesn't have enough tick marks
Is there a way to determine what the reading is on this voltage gauge using graphics and math? For example, in a computer program, could I draw a circle and then plot evenly-spaced tick marks (between ...
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Which position on a vehicle is least effected by the steering?
I am looking to position a paint sprayer for longitudinal lines on the roads. The plant I have is three wheeled the single wheel is at the front and dual at the back. It has the options to have the ...
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T-GDI vs NA Petrol Cruising characteristics
I am interested in the real world applicability of vehicles' real world cruising RPMs. Consider two cars' Power Curves:
1.5L MPFI NA Petrol ~ 30hp @ 2000rpm @ 6th gear ~ 1150kg kerb wt ~ runs at ...
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Why Volumetric efficiency is not considered as a performance parameter in case of 2 stroke engines
This mentioned in almost all standard books that for two stroke we use scavenging efficiency and trapping efficiency, but does not mention the reason, why volumetric efficiency is not used.
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Would placing sand bags on top of a car's strut housing reduce the jarring impact felt when the car hits a pothole?
I live in an urban area where many of the streets have pot holes and some of these streets have some very large and deep potholes. I have been wondering lately if it would be worth the effort to try ...
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Autonomous vehicle lateral control
I am working on a control system for autonomous vehicles, i am using a kinematic bicycle model simulated on matlab simulink and the formula i used for the steering angle is given in the figures below ...
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How would you handle the rebalancing of a bearing cage?
I am a intern who was tasked with finding the correct amount to mill off (in an angle) of a bearing cage (basically an annulus with gaps in it to hold the balls or rollers) to bring it back into ...
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Why do turning cars travel along a circular path?
I see it explained as each rolling wheel experiences a centripetal force in the direction toward a turn center (axis or rotation) as in Fig 1 below. This is the definition of circular motion.
But what ...
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Electric motors and Internal Combustion Engines compared
I know that Internal Combustion engines are rated in terms of peak power developed, while electric motors are generally specified in terms of continuous power output. Is there a good way to determine ...
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How to Convert a manual steering system into autonomous steering system, the should have the ability to steer in both manual and autonomous mode
What kind of actuator might be used to covert a manual steering system to Autonomous steering system.
Currently, I am having a small buggy with manually steering, containing a steering ratio of 4:1. I ...
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Are all autonomus vehicles (self driving cars) electric vehicles (EV) or are some also internal combustion engines (ICE)?
Are all autonomous vehicles (self driving cars) electric vehicles (EV) or some are also internal combustion engines (ICE)?
I was having a discussion with my friend and he was insisting that all ...
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Is there any special coating or paint that will strongly bond to an automobile tire's tread and can be driven on?
I would like to know if there is any special coating or special paint that can be applied to the tread of an automobile tire, strongly bonding to it, and which is strong enough and durable enough to ...
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Are double universal (Cardan) joints exactly constant velocity?
Some double universal joints use a centering joint to ensure that the angle of the input and output are equal to maintain a constant velocity through the joint. From what I can tell, this centering ...
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