Key Highlights from my Career

1. Rajat Kumar Arya
An enthusiastic & high energy-driven professional; targeting challenging assignments in Project Management,
Mechanical Automation and Robotics.
Key Projects and Competencies

2. Electric Line Traversal Robot
Concept Design
Prototype
PROJECT HIGHLIGHTS
● Robot for Traversing Electric Lines
● Able to traverse along Electric Lines, pass through poles and switch wires.
● Sends the data of various sensors to ground station from where it can be controlled
manually
My Contribution
● Mechanical Concept Design and Fabrication
● Item selection and Manufacturing
● Use of Simulink Model for real time animation of Robot inside Computer Screen
Patent: System for robotic inspection of overhead transmission lines. Patent No.2036/DEL/2015
Paper: Hardware In The Loop Based Simulation of a Robotic System With Real Time Control And
Animation Of Working Model. IEEE International Conference on Inventive System and Control.
2017

3. Unmanned Aerial Vehicles
Modelling and Testing of
Fixed Wing Aircraft
Programming, Fabrication
and Test of Quadcopter
PROJECT
● Design and Construction of RC Fixed Wing Aircraft using
Sunpack (Coroplast)
● Use of BLDC Motor, ESC, Servo Motors for Stabilizers and
Wireless Remote. Finalizing Design Parameters
PROJECT
● Coding of Microcontroller: Multiwii 2.0 (Arduino) based on
C/C++
● Reading Sensor(Accelerometer, Gyroscope, Barometer and
Magnetometer),
● Application of Kalman Filtering and PID Loops. Making changes
in code to tweak stability
● Sending PWM signals to Motors which stabilizes the Quadcopter

4. Phase Change Material for Passive Cooling
Concept
Design Prototype 1 Prototype 2
PROJECT
PCM: Phase Change Material
Melting || Freezing Point= 21 Degree Celsius
● Charging of PCM: During night time, when ambient temperature falls below
21 Degree Celsius
● Discharging of PCM: During day time, to cool room air
Design of Heat Exchanger for effective exchange of Heat between Water and PCM
● Iteration 1: Copper Tubes dipped in PCM Solution
● Iteration 2: Use of Copper tubes with Al Fins

5. Scratch Reduction in Glass Cutting Line
Line Overview
Installation of additional Donuts and kept as
buffer to reduce Maintenance Time
Metering System for Standardizing Height
adjustments of Cutting Head
X Snapper actuation to prevent Glass Dust
Accumulation
Glass not having sufficient support for Scoring.
Additional Support Provided
Sheet Tilting Issue:
Conveyor Pitch Correction
Donut Design Modification

6. Cost Reduction
Digitizer Wheel
● Measuring Glass Speed. 1. 8 Lakhs
● Solution: Local Vendor Developed
for PU Coating Cost: INR 20,000
Spray Nozzle
● Nozzle Tip, Spring and Housing
developed locally
● Original Cost: INR 96,000
Dosing Motor for Powder Application
● Frequent failure of Dosing Motor.
● OEM Cost: INR 1.5 Lakhs
● Inhouse repair of bearings and Rubber Seal
Productivity Improvement
Battery Operated Pallet Trolley
● Purchase of BOPT to move Glass Crates
● Return on Investment: 1 Year
Electric Ratchet for Frame Preparation
● Frame Preparation Time reduction
from 15 Minutes to 5 Minutes
● Daily 100+ Frame prepared.

7. Machine Reliability
Belt Conveyor
Issue: Belt Slip from Pulley
Solution:
> Ribs provided in Pulley
> Knurling Done on Surface
Donut Conveyor
Issue: Transmission Gearbox assembly
Failure
Solution:
> C Split Clamp Provided in Assembly
> Gearbox Assembly prepared to reduce
breakdown Time.
Glass Angle Rollers
Issue: Round Belt replacement time is 2.5
Hours
Solution:
> Use of Belt Join Kit for repair under 30
Minutes

8. New Machine Installation
Robot Picker
● Kuka Robot and Turntable Installation
● Top Platform modification for Safe Working.
● HLL(Horizontal Lifeline) provided
Glass Washing Machine
● Machine Unloading and
Installation
● Coordinating with
Engineers from China

9. Workshop Improvements

10. Recognitions
ACADEMIC
● Product Design and Development:
Use of Product development techniques (Buyers
Utility Map, Porters 5 Force, House of Quality) for
making pedal pump prototypes.
● Conducted 10 plus Workshops for 300 plus students
on topics of Aeromodelling, Robotics, Sensors and
Coding.
● 1st Prize at Gridtech by PGCIL for designing and
prototyping an Electric line traversal robot.
● 2nd Runner Up: Synchronous Drive of Image
Processing Robotics Contest, Tryst, IIT Delhi.
PROFESSIONAL
● Green Belt Certification by EFESO for Completion of
Major Kaizen Project to reduce Machine
Breakdowns by 50%.
● Awarded Certifications for Maximum Number of
Suggestions implemented for Improving Machine
reliability by over 30% and reducing operating costs
by 10%, over several Quarters.
● Best Workplace Management for excellent
application of 5S Principles by scoring above 90%
consistently in Internal and External Audits.
● Mentored 5 plus interns on 3 Months projects and
led to successful Job offers over the duration of
current role.