Vijaykumar Dhananjayan

• Leading the development of high-energy Li-ion batteries (NMC & LFP) for next-generation EV, Solar, Various ESS including TL application in Indian Railways
• Planning and designing laboratory experiments to confirm the feasibility of processes and techniques to produce simulation for various EV applications.
• Designed and Developed Unique Lifep04 Battery Pack, CAN BMS with Smart and Intelligent features for EV and ESS application
Salient Features – Remote Monitoring: Voltage, Current, SOC, SOH, SOU, Temp, Rated Capacity. Residual Capacity, Discharge Cycle, Charge Cycle Cloud Control.
• Designed and developed universal power pack with multiple output (12V ,24V ,36V, 48V ,60V)- Single Pack and also developed compact & handy power station for multiple application like EV, ESS and can also be used as charging point.
• Explored and designed portable Mobile Charging Station for EVs.
• Quickly learned new skills and applied them to daily tasks, improving efficiency and productivity.
• Carried out day-day-day duties accurately and efficiently.
• Demonstrated respect, friendliness and willingness to help wherever needed.

• Developed and executed comprehensive test plans for various EV applications
• Developed and identified cost-effective method that offers higher energy density, longer cycle life, lower cost, and/or improved safety compared to conventional batteries
• Investigated the cell chemistry to enhance its cycle ability, chemical, and thermal stability, and C-rate performance.
• Developed, optimized & conducted various electrolyte formulations to investigate the key factor affecting electrochemical Li-Metal plating/stripping on StructurePore™ anode and its feasibility with layered cathode chemistry.
• Explored research activities to identify increasing high voltage and capacity.
• Employed standardized tests on cell performance comparison with a single-pouch cell for new materials to observe fundamental differences in physical-electrochemical properties of the cathode active materials.
• Designed Developed and supplied Lithium Battery Packs with integrated BMS for Oceanographic application which were deployed in deep ocean for more than 5 years for data transmitting and receiving.
• Indian Railways : Developed and Supplied Team Lifepo4 Battery Packs for High Range Inverter
  Also syn Team Lifepo4 Battery Pack with existing Online UPS application in Southern Railway.
  Arrived the precise spec for T-18 Train Lifep04 Battery Pack for TL application based on actual load.
• Ashok Leyland Application – Cranking Battery : Designed and Developed Li-ion Cranking Battery for LCV 4 x 4 Truck for Indian Airforce which replaces Hi Energy PLT Batteries
  and Supplied Lifepo4 Battery Packs which excelled in Performance
  Also designed and developed Lifepo4 Battery Packs for their winch application.
• Ordinance Factory ( OF ) –Medak: Customized very compact Power supply for one of the BMP Variant with wide input voltage range and multiple output voltage
  Only indigenous supplier for this unique Power Supply.
• Bharat Electronics Limited : Designed and Developed and supplied unique Power Supply ( Inverter )
  Works in wide input voltage range
  This is for very crucial Equipment used for transmitting and receiving radar signals.
• Bharat Earth Movers Limited : Also Designed Developed and Supplying Team’s SMPS Battery charger for their MBT Variant productions.
  Only approved source for this Battery Charger which works in CCCV mode and also suitable for Li-ion Batteries charging.
• Hired and directed teams to achieve daily and long-term operations and business goals.
• Worked closely with organizational leadership and board of directors to strategically affect operational direction.
• Managed daily operations while overseeing multiple locations to foster increased productivity.
• Monitored office workflow and administrative processes to keep operations running smoothly.

• MBT Arjun Battery Project -is a state-of-the-art tank with superior firepower, high mobility, and excellent protection. The superior armour defeating capability of the ingenuously developed Fin Stabilized Armour Piercing Discarding Sabot (FSAPDS) ammunition and 120 mm caliber rifled gun give MBT ARJUN an edge over contemporary world tanks - Initially MBT Arjun Tank Batteries were imported from Germany , cause of sanction against India (Pokrhan Test ) DRDO (MOD) want to developed indigenous source for Battery
• Initiated the Indigenization : Main Battle Tank Battery and developed at par with German Battery
  Spearheaded in finalizing the specification at par with DIN spec for MBT Arjun Battery
  Coordinated with DRDO , DGQA , Ordnance Factories and DGMF -All under MOD for Testing and approval
  Physically went with HBL's Battery for live field and functional trails of MBT's in forward areas
  Successfully completed all field and functional testing and Procured CAT Part No for HBL’S Battery
  Procured total Production order for HBL’S Battery from MOD
• Digital Control Harness ( DCH ) - Indigenization: Fitment on all T-72 & T-90 tanks, BMP IIs and all specialist Tanks. It is Military Communication and C3I Systems
  Client –MOD Application – MBTs and BMPs
  Facilitated with overseas principle for Products Tech Know how’s and technology transferee
  Interacted with DRDO ,DGQA . MAG and DGMF for testing and approval
  Successfully coordinates and facilitated above agencies for Completing all the field and functional testing
  Procured major order from MOD worth around Rs 250Cr.
• Ranger Sono Buoy - The AN/SSQ-47B active buoy, also referred to as a ranger buoy, is the predecessor of the AN/ASQ-62 family. It automatically begins pinging upon water entry, and operates from fixed RF frequency channels at an RF power output of 1/4 Watt, depth settings being 60 or 800 feet. The sonic transmissions operate on one of six sonic frequencies in the 13.0 to 19.0 kHz band with an expected life of 30 minutes.
  Application – Naval
  Initiated the project for HBL's Lithium Battery
  Interacted with DRDO and MOD officials and demonstrated the performance of customized Lithium Battery for this application
  Procured major Lithium Battery order for the above application.
• Collaborated with sales, marketing and support teams to launch products on time and within budget.
• Coordinated project planning and execution with team members and team leads.
• Reviewed sales, customer concerns and new opportunities to drive business strategy at weekly planning sessions.
• Documented user stories, specifications and product features into detailed work order to communicate across teams and build mandatory requirements.