IIT Madras

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Kotak - IIT Madras Save Energy Mission (KISEM)

Indian Institute of Technology Madras

KMB-IIT-MAD-04.07.22-07

The subject plant is located in Tiruchirappalli district of Tamil Nadu and falls under NIC Category-29301. This assessment was carried out by the IEAC Center, IIT Madras, during the course of the year 2022.

General Info

Principal Product

Engineering & Manufacturing

Plant Area (Sq.ft)

20,000

No. of Employees

100

Production Hours

7,200

Annual Production

3,00,000

Annual Sales

₹75,00,000

Assessment Summary

Total Energy Costs(per year)

₹51,27,095

Total Recommended Investment(one time)

₹5,75,000

Total Recommended Savings(per year)

₹9,54,549

Energy Costs Calculation
Electricity

Annual Usage

6,57,935

Unit

kWh

Unit Cost

₹7.8

Annual Cost

₹51,27,095

Total Energy Costs(per year)

₹51,27,095

Observations & Recommendations
CPF - Capacitor & Power Factor
ObservationRecommendationUnit SavingsAnnual SavingsInvestmentROIStatus
Poor Power FactorReplace the de-rated capacitors with new capacitors9,256₹72,197₹25,0004.2
Insufficient Capacitor RatingAdd new capacitors as per the requirement12,376₹96,533₹50,0006.2
APFC Panel FailureRestore the faulty APFC panels0₹0₹50,0000
CR - Compressor
ObservationRecommendationUnit SavingsAnnual SavingsInvestmentROIStatus
High Air LeakageEliminate leaks in inert gas and compressed air lines/ valves38,500₹3,00,300₹50,0002.0
Over Rated for Cleaning RequirementUse a small air compressor when major production load is off.31,500₹2,45,700₹2,00,0009.8
MT - Motors
ObservationRecommendationUnit SavingsAnnual SavingsInvestmentROIStatus
Operated at Partial LoadInstall Soft Starter cum Energy saver for fully loaded motors7,896₹61,589₹75,00014.6
HVC - Heating Ventilation & Cooling
ObservationRecommendationUnit SavingsAnnual SavingsInvestmentROIStatus
Excess Current ConsumptionPeriodically check for heater resistor and replace if necessary18,000₹1,40,400₹25,0002.1
FN - Fans
ObservationRecommendationUnit SavingsAnnual SavingsInvestmentROIStatus
Old Type FansUse BLDC fan with equivalent velocity4,850₹37,830₹1,00,00031.7