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

EAR/23-24/KISEM-05

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)

1,00,000

No. of Employees

100

Production Hours

8,760

Annual Production

Annual Sales

₹2,00,00,000

Assessment Summary

Total Energy Costs(per year)

₹20,27,783

Total Recommended Investment(one time)

₹1,64,000

Total Recommended Savings(per year)

₹2,91,234

Energy Costs Calculation
Electricity

Annual Usage

3,14,710

Unit

kWh

Unit Cost

₹6.5

Annual Cost

₹20,27,783

Solar Energy

Annual Usage

1,42,983

Unit

kWh

Unit Cost

Annual Cost

Total Energy Costs(per year)

₹20,27,783

Observations & Recommendations
TR - Transformer
ObservationRecommendationUnit SavingsAnnual SavingsInvestmentROIStatus
Current harmonics (5th and 7th) present in the system .i.e,30% and 13% respectively while standard is 8%Install 7% detune capacitor29,887.2₹2,24,154₹2,24,1545.35
HVC - Heating Ventilation & Cooling
ObservationRecommendationUnit SavingsAnnual SavingsInvestmentROIStatus
Supply and exhaust duct required for CO2 exhaust or ventilation system (3 units out of 4) and Refrigerant line from receiver to storage tank are not insulatedProper Insulation required4408₹33,060₹30,0006
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 days3024₹22,680
No strainer at outside of cooling tower pumpPlace one fine mesh strainer outside the tank near suction valve1512₹11,340
CPF - Capacitor & Power Factor
ObservationRecommendationUnit SavingsAnnual SavingsInvestmentROIStatus
25 kVAR and 20 kVAR capacitor of APFC panel are not workingReplace the 25 kVAR and 20 kVAR capacitor₹34,000