UC CALCI: The All-in-One Calci

Ujjwal Chopra (UC)

About this app

One stop solution for Automotive (xEV), Battery, Finance & Astronomy problems. Easy to use calculators with bare minimum user inputs and informative images for theoretical background

Automotive (xEV) calculator:
1. Speed Conversion (RPM  Vehicle Speed)
2. Torque Conversion (Torque  MEP)
3. Power  Speed  Torque
4. Air Density
5. Tyre Radius (ISO Code)
6. Gradability (grade climbing ability) & Tractive Force.
7. Effective mass calculation (capturing effect of inertia, gear reductions, driveline efficiency, vehicle mass and tyre radius).
8. Acceleration Time (0 to x kmph)
9. BEV Range Estimation
10. Vehicle normal load distribution (2/3/4 axle car/truck)
11. Motor Sizing
12. Battery Sizing
13. Temperature Prediction (Lumped)
Battery calculator:
1. Cell Geometry
2. Loading  Porosity converter
3. Cell Formation
4. OCV – Open Circuit Voltage predictor
Finance calculator:
1. Income tax
2. Monthly inhand salary
Astronomy calculator:
1. Lagrange point (L1-L5)
2. Drakes equation
3. Time Dilation
4. Orbital Speed
5. Hubbles law
6. Acceleration due to gravity
7. Escape velocity
8. Schwarzschild radius
9. Rocket equation
10. Astronomical redshift
11. Weight on other planets/moons
More features coming soon...