Questions tagged [automotive-engineering]
The automotive-engineering tag has no usage guidance.
120
questions with no upvoted or accepted answers
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Questions regarding Cornering Stiffness for RC Car
I am a bachelor's level student tasked with modeling the vehicle dynamics of an RC Car that will be made to drive autonomously. I lack prior experience or particularly specific education with vehicle ...
5
votes
1
answer
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dSPACE compiler linker error -- fscanf undefined
I'm dealing with a somewhat intractable problem. We're running dSPACE 7.4 (RTI 1006) on MATLAB 2011a, which I understand uses the dSPACE DS1006 C Compiler v. 2.2. When I try to compile one of our ...
3
votes
0
answers
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Can You Identify This Deep Groove Ball Baring Bearing and/or Give an SKF Equivalent?
I am changing out my motorcycle engine bearings from the Chinese CJB brand to a high quality brand like SKF (Explorer range).
I am still waiting on a heat gun in order to remove the bearings from the ...
3
votes
0
answers
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Sector determination of a nonlinearity and passivity
This a not a homework or any similar task.
Regarding determine the determination of static nonlinearity, I know that one can draw two lines that contains the nonlinearity part. For instance for three ...
2
votes
2
answers
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I'm trying to source an electric motor for a conversion project but I can't properly calculate power required
Okay, here's the specs (approximate) and calculations I've done
-Total mass (after passengers and everything) = 1000kg (W = 9800 N)
-Coefficient of drag = 0.4 source
-Frontal area = 2 m2
-Maximum ...
2
votes
0
answers
59
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Problem in the inverse kinematic model of a car like vehicle?
I'm a electrical engineering student and i am building a simulation of a car like vehicle .
As I understand it:
The input for the forward kinematic model are the control
variables and the output is ...
2
votes
0
answers
42
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High articulation joints
Looking for advice or suggestions for high articulation joints (>57°) for an automotive halfshaft. Peak operating conditions are in the ballpark of ~1000RPM, ~300ft-lb torque.
I've considered u-...
2
votes
0
answers
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When calculating a car's suspension caster, after turning the steering wheel 20 degrees, why multiply by 1.5?
To calculate caster of one side of a vehicle, the steering wheel is turned 20 degrees to the left, and the camber is obtained; this represents the 'in' value of the front right tire. Then the steering ...
2
votes
0
answers
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Determining the threshold condition of an ABS brake system
In an ABS system there are sensors on each of the wheels which determine the angular velocity in order to pulse the brake of an individual wheel which registers a diverging reading indicating brake ...
2
votes
0
answers
241
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What is the rationale for a 6x6 truck chassis with 2 axles front vs. 6x6 chassis with 2 axles rear?
What is the rational for these two different 6x6 truck chassis arrangements? Is it merely a matter of intended distribution of weight across the chassis while in use?
As in, two axles up front to ...
2
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0
answers
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Is there some temperature at which all "5w" oils should have about the same viscosity?
Is there some temperature at which all "5w" motor oils should have about the same viscosity? (5w-20, 5w-30, 5w-40, 5w-50, etc.)
I am looking for SAE or ASTM wording or chart that says it straight ...
2
votes
0
answers
65
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Explosion in an open pipe
I have a design for a gasoline engine cylinder that is open at the top, closed at the bottom (a single pipe cylinder) that operates on opposed force (the pistons move lateral to the up-down direction ...
2
votes
0
answers
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When is the Equal Pressure Point in a Typical ICE?
My question refers to a typical bog standard normally-aspirated 4-cylinder petrol/gasoline engine.
Let's say it's a 2.0 litre engine (10:1 compression ratio, firing order 1-3-4-2) operating at 2000 ...
2
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Mechanical engineering, Please help me finding the torque and answering other doubts too
Below I attached two BLDC motor commonly used for skate boards, I am confused with the calculation of stall torque for these two motors,What i need to know,
What is the maximum weight lifting ...
2
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How does oxygen pump works?
In NOx sensors there are oxygen pumps that pump the oxygen out of the chamber. My question is, the oxygen is obviously pumped through the Zirconia zeolite, but how does it get released from at other ...