Team Gandiva: BSVC e-Kart Specifications
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Questions and Answers

What is the approximate Ackerman angle in the steering system described?

  • 15.5°
  • 30.2°
  • 25.0°
  • 21.8° (correct)

    • What is the clamping force generated by the braking system?

  • 40481.51 N
  • 7501.71 N
  • 1295.88 N
  • 35601.37 N (correct)

    • What is the thermal conductivity of the material at 100°C?

  • 42.7 Wm-K (correct)
  • 17.48 Wm-K
  • 40.7 Wm-K
  • 30.1 Wm-K

    • What is the braking torque generated by the braking system?

    <p>1295.88 N</p> Signup and view all the answers

    What is the maximum stopping time recorded in the braking data?

    <p>1.18 sec</p> Signup and view all the answers

    What is the steering ratio specified in the steering system?

    <p>12:1</p> Signup and view all the answers

    What is the deacceleration value reported in the braking data?

    <p>11.69 m/s^2</p> Signup and view all the answers

    What is the break pedal force applied during braking?

    <p>2100 N</p> Signup and view all the answers

    What is the total weight of the vehicle with the driver?

    <p>420 kg</p> Signup and view all the answers

    Which type of motor is used in the vehicle?

    <p>PMSM</p> Signup and view all the answers

    What is the track width of the vehicle?

    <p>57 in</p> Signup and view all the answers

    What type of battery is used in the vehicle?

    <p>Lithium ion (NMC)</p> Signup and view all the answers

    What is the ground clearance of the vehicle?

    <p>10 in</p> Signup and view all the answers

    Which component is specified to operate at a peak voltage of 72V?

    <p>Motor</p> Signup and view all the answers

    What is the specific heat capacity of the material at 50-100°C?

    <p>0.477 J/g-C</p> Signup and view all the answers

    What is the amp rate of the battery used in the vehicle?

    <p>150 Ah</p> Signup and view all the answers

    Study Notes

    Team Gandiva

    • Team Gandiva is a professional e-kart team from Sri Krishna College of Engineering and Technology
    • Gandiva is participating in the Bharat Solar Vehicle Challenge (BSVC)
    • The team is competing in the Professional Category
    • Gandiva is dedicated to sustainable transportation
    • The team strives for excellence in design, engineering, and performance

    Vehicle Specifications

    • The vehicle's overall length is 125 inches
    • The wheelbase is 86 inches
    • The track width is 57 inches
    • The ground clearance is 10 inches
    • The overall height is 52 inches
    • The vehicle weighs 350 kg without the driver and 420 kg with the driver
    • The motor is a PMSM with an IGBT controller
    • The motor has a 6kW output and a peak voltage of 72V
    • The vehicle uses Lithium-ion (NMC) batteries with an amp-hour rating of 150 Ah
    • The battery has a rating of 9 kW
    • The front and rear tires are both 20 inches

    Chassis Design

    • The chassis is designed to withstand high temperatures
    • The specific heat capacity of the material is 0.477 J/g°C at 50-100°C
    • At elevated temperatures ( 150-200°C) the capacity increases to 0.523 J/g°C
    • The specific heat capacity is 0.837 J/g°C at even higher temperatures (750-800°C)
    • The thermal conductivity at 100°C is 42.7 Wm-K
    • At elevated temperatures (1200°C) the conductivity is 30.1 Wm-K
    • The conductivity is 40.7 Wm-K at 300°C

    Steering

    • The vehicle uses an Ackerman steering geometry with a percentage of 30.23%
    • The Ackerman angle is 21.8014°
    • The steering angle inside is 43°
    • The steering angle outside is 30°
    • The steering ratio is 12:1
    • The tie rod is 7 inches long
    • The steering wheel diameter is 12 inches
    • The steering wheel torque is 278.74 Nm

    Braking

    • The braking system uses an X split configuration
    • The brake pedal force is 2100 N
    • The master cylinder pressure is 7.37 N/mm^2
    • The force generated by the caliper is 7501.71 N
    • The brake line pressure is 17.48 Mpa
    • The clamping force is 35601.37 N
    • The rotating force is 14240.54 N
    • The braking torque is 1295.88 N
    • The braking force is 40481.51 N
    • The deacceleration is 11.69 m/s^2
    • The stopping distance is 5.2 meters
    • The stopping time is 1.18 seconds

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    Bharat Solar Vehicle Challenge - BSVC Virtual Presentation PDF

    Description

    This quiz explores the specifications and design principles of Team Gandiva's e-kart, competing in the Bharat Solar Vehicle Challenge. Test your knowledge on vehicle dimensions, motor specifications, and battery details that support their commitment to sustainable transportation. Join us in celebrating innovative engineering and performance excellence in electric vehicle design.

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