IIT Madras

IIT Hyderabad

IIT Bombay

IIT Indore

IIT Gandhinagar

IIT Guwahati

IIT Ropar

Kotak - IIT Madras Save Energy Mission (KISEM)

Indian Institute of Technology Madras


The subject plant is located in district of and falls under NIC Category-52101. This assessment was carried out by the IEAC Center, IIT Gandhinagar, during the course of the year 2023.

General Info

Principal Product

Cold Storage

Plant Area (Sq.ft)


No. of Employees


Production Hours


Annual Production

Annual Sales


Assessment Summary

Total Energy Costs(per year)


Total Recommended Investment(one time)


Total Recommended Savings(per year)


Energy Costs Calculation

Annual Usage




Unit Cost


Annual Cost


Solar Energy

Annual Usage




Unit Cost

Annual Cost

Total Energy Costs(per year)


Observations & Recommendations
TR - Transformer
ObservationRecommendationUnit SavingsAnnual SavingsInvestmentROIStatus
Current harmonics (5th and 7th) present in the system. i.e,32% and 20% respectively while standard is 8%Install 7% detune capacitor21,886.5₹1,64,149₹1,00,0007.3
HVC - Heating Ventilation & Cooling
ObservationRecommendationUnit SavingsAnnual SavingsInvestmentROIStatus
Supply and exhaust duct required for CO2 exhaust or ventilation system (4 units) and Refrigerant line from receiver to storage tank are not insulatedProper Insulation required6655₹49,913₹30,0007.2
CT - Cooling Tower
ObservationRecommendationUnit SavingsAnnual SavingsInvestmentROIStatus
TDS of cooling tower sump water is 1600 ppmDo proper blowdown of cooling water for reducing scale formation on refrigerant tube and also try to clean the algae over the tube after every 15 days3528₹26,460
No strainer at outside of cooling tower pumpPlace one fine mesh strainer outside the tank near suction valve1764₹13,230