58
2 0 1 9 KNOWLEDGE SERIES
2 0 1 9
K N O W L E D G E S E R I E S
MARKET INTEGRATION AND TRANSFORMATION FOR ENERGY EFFICIENCY
MAITREE
Implementing Partner
A n i n i t i a t i v e u n d e r
maitree.edsglobal.com
1 2 t h J u l y , 2 0 1 9
G O D R E J P L A N T 1 3 A N N E X E :
a n I G B C N Z E R a t e d B u i l d i n g
DEEPA PAREKHSr. Project Manager
Environmental Design Solutions
SESSION MODERATOR
GODREJ PLANT 13 ANNEXE 49/3/2019
RUMI ENGINEERSenior General Manager
Greener India & Energy Management
Godrej
EXPERT SPEAKER
GODREJ PLANT 13 ANNEXE 59/3/2019
9/3/2019 GODREJ PLANT 13 ANNEXE 6
BRIEF BACKGROUND ABOUT THE PROJECT
9/3/2019 GODREJ PLANT 13 ANNEXE 7
• A sustainably designed office-cum convention centre built in 2008
• Achieved IGBC-EB Platinum & BEE 5 star rating
• Certified Net Zero Energy by IGBC in 2019
9/3/2019 GODREJ PLANT 13 ANNEXE 8
THEN NOW
SUSTAINABLE DESIGN STRATEGIES IMPLEMENTED IN THIS PROJECT
IGBC EB PLATINUM : 2015
(Score : 90/100)
IGBC NZEB ‘NET ZERO’ : 2019
(EPI: 74 kwh/sqm/pa)
ECBC Base case EPI 137
BEE ENERGY 5 STAR : 2016
(EPI: 97 kwh/sqm/pa)
➢ ENERGY EFFICIENCY
➢ WATER EFFICIENCY
➢ ZERO WASTE APPROACH
➢ INTEGRATED BMS
➢ HEALTH & COMFORT
Pl 13 Annexe Building – a journey to ‘Net Zero’
THEMES
1st Net Zero Bldg in the country under IGBC
➢Reduce Loads
➢Meet Loads Efficiently
➢Use Clean Energy
➢Be Lean
➢ Demand Management
➢Efficiency Improvement
➢Be Green
Right Steps in the Right Order
12
Sr.No.
BuildingComponents
Conventional “U” valueEE
Bldg.“U” value
% Reduction in Heat Gain
1. External Wall Clay Bricks2.03
w/sq.m.*kAAC Blocks 0.79 w/sq.m.*k 61%
2. Roof No Insulation3.92
w/sq.m.*k
2” XPS/PUC/PI
R
0.33 w/sq.m.*k?
92%
3. Glazing
Single Glazing
SHGC: 0.675.7
w/sq.m.*k
Double Glazing
SHGC: 0.3
1.7w/sq.m.*k
70%
Building Envelope
13
Strategic Initiatives : Building Envelope, Daylight across the Building space
DAYLIGHT SHAFT ATRIUM
Max. Use of
Daylight
High SRI Paint @ Terrace
Landscape @ Terrace
Reduce Heat Island EffectStrategic Initiatives -
76 % OF TOTAL LANDSCAPE AREA IS WITH NATIVE/ ADAPTIVE SPECIES
LED @ WORKMEN’S DINING AREA
CAFETERIA - HUBBLE
MANAGER’S DINNING
BANQUET AREA AUDITORIUM -250 PAX
LANDSACAPE & PASSAGE AREA @ 4 FLOOR
DATA MANGEMENT & ANALYTICS
Details Consumption in kWh
Total Energy consumption as per ECBC
3,364,834
Actual Energy Consumption 18,25,276
Savings per Annum ( ECBC – Actual) 15,39,558
Energy Savings in Percentage 45.75 %
➢ TOTAL BLDG. ENERGY CONSUMPTION = TOTAL METERED ENERGY (GRID SUPPY) + DG ENERGY – ONSITE RENEWABLE ENERGY
# THERMAL ENERGY NOT CONSIDERED IN CALCULATIONS
METHODOLOGY CALCULATING TOTAL ENERGY CONSUMPTION OF A BUILDING (All Figs. In ‘kWh’)
ENERGY PERFORMANCE INDEX (EPI)
ENERGY PERFORMANCE INDEX (EPI) = ACTUAL ENERGY PERFORMANCE INDEXDESIGN ENERGY PERFORMANCE INDEX
ACTUAL EPI ≤ DESGIN EPI
EPI RATIO POINTS
0.95 15
0.90 30
0.85 45
0.80 60
0.75 75
EPI BASE CASE 137.66
EPI ACTUAL 74.67
EPI RATIO 0.54
➢ BUILT UP AREA : 24,443 sq. mtrs.
➢ AC AREA : 16,050 sq. mtrs.
# Period : One Year Sept-17 to Aug-18
ENERGY SCORE CARD
TATA ENERGY ON-SITE ENERGY OFF-SITE ENERGY
18,25,276 1,48,487 16,76,789
8% 92%
ALL FIGS. IN ‘kWh’
120 kWp Solar Plant
# Period : One Year Sept-17 to Aug-18
9/3/2019 GODREJ PLANT 13 ANNEXE 23
HOW EASY OR CHALLENGING IS IT TO OPERATE A NET ZERO FACILITY?
CONVENTIONAL :
MANUAL DATA RECORDING
ESSENCE : ONLINE REAL-TIME
ANALYTICSMETERS @ STRATEGIC LOCATIONS
DATA MANAGEMENT ❑WHAT TYPE OF DATA…??
❑HOW MUCH DATA…??
❑WHAT TO DO WITH DATA…??
9/3/2019 GODREJ PLANT 13 ANNEXE 25SYSTEM LEVEL METERING & ONLINE MONITORING
AC
Pan
el –
1
AC
Pan
el –
2
Elevator P
ow
er P
ane
l
EM EM EM EM
Kitch
en
GF P
ow
er P
ane
l
EM
Kitch
en
4F P
ow
er P
ane
l
EM
Cap
acitor P
ow
er P
ane
l
EM
Co
mm
on
Service
Pan
el
4F NLPP
3F NLPP
GF NLPP
Ventilation Fan
Dishwasher
EM
EM
EM
EM
EM
EM
Fire Em
erge
ncy P
ow
er P
ane
l
3F EPP
GF EPP
EM
EM
EM
Seco
nd
Floo
r Po
we
r Pan
el
EM
First Floo
r –H
ub
ble
Spare
EM
Spare
EM
22 KV/ 433 VTR#1 (1600 KVA)
I/C From TATA
Main EM EM Energy Meter
Sub Metering : Monitor & Enhance Energy Performance
MACRO LEVEL : INCOMING SUPPLY &
DISTRIBUTION
Transformer loss
Dist. loss
Un-Metered consumption
DG Consumption
Sunday/ WeekdaysHolidays consumption
CENTRALIZED UTILITY LEVEL
LIGHTING-OUTDOOR / INDOOR
UPS
PLUG LOADS
HVAC
SYSTEMIC APPROACH
MICRO LEVELENERGY
System level Energy End Use monitoring &
Analytics
SYMPHONY ……ORCHESTRATED APPROACH
BEST PERFORMANCE BY ARTISTS…..
LET US LISTEN TO MUSIC
DATA : EAST TO WEST, NORTH TO SOUTH…..
PL-13 ANNX. ENERGY DATA SHEET
DATA OBESITY SYNDROME
PL-13 ANNEX – DATA ANALYSIS
PL-13 ANNEX – DATA ANALYSIS
ENER
GY
‘kW
h’ M
D ‘K
VA
h’
WORKING DAY (31-5-19) ENERGY PROFILE
MAX. DEMAND
(KVAh)
ENERGY (kWh)
ENERGY ‘kWh
MD ‘KVA
SUNDAY ENERGY (2-6-19) PROFILE TATA METERING POINTEN
ERG
Y ‘k
Wh
’ MD
‘KV
Ah
’
MAX. DEMAND
(KVAh)
ENERGY (kWh)
SOLA
R G
EN. ~
GR
ID
EN. C
ON
SUM
PTI
ON
SUNDAY (2-6-2019) ENERGY PROFILE
SOLAR ENERGY W.R.T TOTAL ENERGY PROFILE
SOLAR GEN. ~ GRID
EN. CONSUMPTION
ENERGY PROFILE (TIME OF THE DAY)
75 KW75 KW
TOTAL BUILDING ENERGY PROFILE ‘BEFORE’ INSTALLATION OF VFD AT CANTEEN BLOWERS
DATE : 13-2-2019
55 KW
60 KW
TOTAL BUILDING ENERGY PROFILE ‘AFTER’ INSTALLATION OF VFD AT CANTEEN BLOWERS
DATE : 7-3-2019
Heat Pump
➢Type : Air to Hot Water
➢Rated Capacity
➢H. Pump : 38 kW
➢Hot Water : 15 KLD
➢Invest. (Rs. Lacs) : Rs. 20
➢ Savings / Ann (Rs. Lacs) : Rs. 6
➢Payback (Yrs.) : 3.5
SEC (KW/TR)
ENERGY (KW)
Energy (MWh/ANN.)
Operations Cost / Ann.(Rs. Lakhs)
SAVINGS /Ann.
(Rs. Lakhs)
0.9 270 4.86 53.46
0.8 240 4.32 47.52 5.94
0.7 210 3.78 41.58 11.88
ASSUMPTIONS : ➢ CHILLER CAPACITY : 300 TR➢ OPERATIONAL HOURS PER DAY : 10 HRS➢ OPERATIONAL DAYS / ANN. : 300 DAYS➢ LOAD FACTOR : 60%
FINANCIAL IMPACT : CHANGE IN SEC (KW/TR) by 0.1
➢ CANNOT MANAGE …….. WHAT IS NOT MEASURED
➢ INFORMATION :
❖ INSIGHTFUL
❖ DECISIONS
❖ ACTIONABLE MEASURES………
➢ ECONOMIC SUCCESS α ENVIRONMENTAL RESPONSIBILITY
FOOD FOR THOUGHT……????
9/3/2019 GODREJ PLANT 13 ANNEXE 42
CHALLENGES IN ACHIEVING NET ZERO GOAL
Challenges
Formation of Team
Diverse Usage of Building
Canteen
Office
Training
Varying Occupancy Profile
Benchmarking
❖ Stakeholder Awareness
❖ Project Management : Motivation
❖ Energy / Water Accountability at System Level
❖ Selection & Sourcing of ‘Appropriate’ Technology / material
❖ Capacity Building : Skilled Workforce
❖ Integration of Systems with IBMS
❖ Documentation
GENERIC CHALLENGES…..
TIPS FOR EXISTING BUILDINGS
ROAD TO NET ZERO FOR INDIA…
We all share the same skyMore important
Must also share the same horizon
END
OF
WEBINAR
SITE VISITJuly-Aug, Date TBD
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1 7 t h J u l y , 2 0 1 9
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E V A P O R AT I V E C O O L I N G T E C H N O L O G I E S
Technique and application
Presentation by
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MARKET INTEGRATION AND TRANSFORMATION FOR ENERGY EFFICIENCYMAITREE
MARKET INTEGRATION AND TRANSFORMATION FOR ENERGY EFFICIENCY
MAITREE
Implementing Partner
