Tuesday, March 19, 2013

Mahindra Reva NXR E20 as EV


     Hatchback
        Small Cars
              Rs. 400000 (ExShowroom - Delhi)
Lithium-ion Batteries, Electric engine

Specs of Mahindra Reva NXR E20 here includes dimensions, engine power, torque, ARAI mileage and fuel efficiency

Engine Type:                         Lithium-ion Batteries, Electric engine 
Seating Capacity4
No Of Doors5
Maximum Speed80 kmph
Transmission Type Automatic
Gears3
Steering TypePower
Front BrakesDisc brakes
Rear BrakesDrum
Wheel Type:                                Alloy wheels

references
http://in.news.yahoo.com/photos/mahindra-launches-e2o-electric-car-at-rs-5-96-lakh-slideshow/e2o-photo--2122840652.html
http://www.vicky.in/car/specification/mahindra/reva-nxr/e20/

Saturday, March 16, 2013

ASSIGNMENT NO. 3 AME 6th



ASSIGNMENT NO. 3

Subject: - AE – 316 Automotive Aerodynamics    Branch: - Automobile Engineering
Semester/Year: - 6th / 3rd                                        Lecturer: - Er. Gurpartap Singh Brar

1.      What is the purpose of wind tunnel?
2.      Name the various parts of wind tunnel?
3.      What is the role of wind tunnel balance?
4.      What do you mean by laminar and turbulent boundary layer?
5.      With the help of a neat diagram explain the procedure to measure aerodynamics forces and moments by wind tunnel balance?
6.      Describe the effect of natural wind, wind forces due to steady side winds on aerodynamics stability of a vehicle?
7.      With the help of a neat diagram explain the phenomenon of laminar and turbulent boundary layer, their separation and friction drag on a body in two-dimensional flow.

Note:- Assignment Submission Date 01.04.2013. No assignment accepted after this date. 

Sunday, March 10, 2013

New Technology Tyre

Punjab Kesari (Hindi) 9-03-2013


Thursday, February 28, 2013

ASSIGNMENT NO. 2 AME 6TH SEM



ASSIGNMENT NO. 2

Subject: - AE – 316 Automotive Aerodynamics        Branch: - Automobile Engineering
Semester/Year: - 6th / 3rd                                            Lecturer: - Er. Gurpartap Singh Brar

1.      What are the methods used to decrease drag of a car?
2.      Describe the motion of the vehicle resisted by aerodynamic drag, rolling resistance and climbing resistance.
3.      What are various types of drags acting on a vehicle? Explain the effect of each type and methods to calculate the magnitude of drags.
4.      Discuss the concept of hatch back, fast back and square back for shape optimization of cars.
5.      Explain the term pressure drag of a vehicle.
6.      Write the relation between top speed, aerodynamics and engine power output of a vehicle.
7.      Under what conditions the yawing moment, a vehicle becomes aerodynamically unstable.
8.      Explain in details the optimization analysis of fore body, windshield and roof of a vehicle.

Note:- Assignment Submission Date 15.03.2013. No assignment accepted after this date.  

Thursday, February 7, 2013

ASSIGNMENT 1 AME 6th sem



ASSIGNMENT NO. 1

Subject: - AE – 316 Automotive Aerodynamics        Branch: - Automobile Engineering
Semester/Year: - 6th / 3rd                                             Lecturer: - Er. Gurpartap Singh Brar

1.      What are different trends in aerodynamics?
2.      Explain flow phenomenon related to vehicles.
3.      What are the sources of forces and moments acting on a vehicle?
4.      Explain the development in the shape of cars starting from Camille Jenatzy in 1899 to the shapes of modern cars. Describe the features in terms of fuel efficiency, speed, luxuries.
5.      What is the effect of flow separation on a vehicle?
6.      Explain the performance of a vehicle in terms of motive force diagram, acceleration time and elasticity and specific fuel consumption.
7.      Name the parameter on which aerodynamic drag of a vehicle depends?

Note:- Assignment Submission Date 25.02.2013. No assignment accepted after this date. 

ASSIGNMENT 3 AME 4th sem



                                    ASSIGNMENT 3

Q1.  What is air standard efficiency?
Q2.  What is supercharging?
Q3.  Write demerits of under cooling?
Q4.  How engines are air cooled?  What is the purpose of fins in an air cooled systems? What is the size & spacing of fins?
Q5.    Enumerate the lubrication system & explain wet sump lubrication system within the help of neat sketch.