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

KMB-IIT-MAD-03.04.23-03

The subject plant is located in district of and falls under NIC Category-13121. This assessment was carried out by the IEAC Center, IIT Madras, during the course of the year 2023.

General Info

Principal Product

Textile

Plant Area (Sq.ft)

10,000

No. of Employees

150

Production Hours

8,400

Annual Production

2,70,00,000

Annual Sales

₹1,62,00,00,000

Assessment Summary

Total Energy Costs(per year)

₹22,54,67,014

Total Recommended Investment(one time)

₹15,35,000

Total Recommended Savings(per year)

₹1,20,63,369

Energy Costs Calculation
Electricity

Annual Usage

1,05,01,412

Unit

kWh

Unit Cost

₹9.22

Annual Cost

₹9,68,23,019

Coal

Annual Usage

1,22,51,809

Unit

kg

Unit Cost

₹10.5

Annual Cost

₹12,86,43,995

Total Energy Costs(per year)

₹22,54,67,014

Observations & Recommendations
BR - Boiler & Steam Line
ObservationRecommendationUnit SavingsAnnual SavingsInvestmentROIStatus
Ineffective CombustionOptimize the Air-Fuel Ratio33,585₹3,52,643₹2,00,0006.8
Ineffective CombustionOptimize the Air-Fuel Ratio18503₹1,94,282₹500003.1
TR - Transformer
ObservationRecommendationUnit SavingsAnnual SavingsInvestmentROIStatus
High Current & Voltage HarmonicsInstall Harmonic Filters12000₹1,10,640₹00.0
High Voltage HarmonicsInstall Harmonic Filters18000₹1,65,960₹00.0
Absence of On load Tap ChangerInstall/Repair On load Tap changer54,810₹0
CR - Compressor
ObservationRecommendationUnit SavingsAnnual SavingsInvestmentROIStatus
High Air LeakageArrest all identified air leak points and regularly check for air leaks483840₹44,61,005₹3000000.8
High Cut-off Pressure SettingReduce air compressor discharge pressure to the lowest acceptable setting.((Reduction of 1 kglcm2 air pressure (8 kg/cm2 to 7 kg/cm2 ) would result in 9% input power savings.216160₹0
No DryerInstall adequate dryers on air lines to eliminate blowdown
PP - Pumps
ObservationRecommendationUnit SavingsAnnual SavingsInvestmentROIStatus
High Bypass flowBalance the system to minimize flows and reduce pump power requirements.92400₹8,51,928₹2000002.8
BL - Blower
ObservationRecommendationUnit SavingsAnnual SavingsInvestmentROIStatus
High Power ConsumptionUse energy-efficient motors for continuous or near-continuous operation.12600₹1,16,172₹150001.5
PP - Pumps
ObservationRecommendationUnit SavingsAnnual SavingsInvestmentROIStatus
Manual Throttling of ValvesOperate pumps with VFD to avoid manual valve throttling2,52,000₹23,23,440₹1,50,0000.8
BR - Boiler & Steam Line
ObservationRecommendationUnit SavingsAnnual SavingsInvestmentROIStatus
High Water TDSTest and Treat Boiler Water on a Continuing Basis288000₹26,55,3600.0
CHR - Chiller
ObservationRecommendationUnit SavingsAnnual SavingsInvestmentROIStatus
Poor PerformanceReplace old chillers or compressors with new higher-efficiency models.25000₹2,30,500₹35000018.2
BL - Blower
ObservationRecommendationUnit SavingsAnnual SavingsInvestmentROIStatus
No dedicated DuctsInstall Dedicated Duct23750₹2,18,975₹1000005.5
BL - Blower
ObservationRecommendationUnit SavingsAnnual SavingsInvestmentROIStatus
Unnecessary ducts are openClose Unnecessary Ducts26250₹2,42,025₹00.0
FN - Fans
ObservationRecommendationUnit SavingsAnnual SavingsInvestmentROIStatus
Old Type FansUse BLDC fan with same velocity15,232₹1,40,439₹17000014.5