PHOTOVOLTAIC PLANT AND ENERGY EFFICIENCY SOLUTION ... · AND ENERGY EFFICIENCY SOLUTION TECHNICAL...
Transcript of PHOTOVOLTAIC PLANT AND ENERGY EFFICIENCY SOLUTION ... · AND ENERGY EFFICIENCY SOLUTION TECHNICAL...
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PHOTOVOLTAIC PLANT
AND ENERGY EFFICIENCY SOLUTION
TECHNICAL PROPOSAL
PHOTOVOLTAIC PLANT
AND ENERGY EFFICIENCY SOLUTION
TECHNICAL PROPOSAL
Creating Synergy for Sustainable Future energy for life
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SITE FEATURES
The proposed PV plant will be installed on ADNOC Al Corniche Gas Station
buildings
• Location: Corniche Service Station SS 933
• GPS: 24.466873°N - 54.332801°E
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ENERGY CONSUMPTION
MONTLY ENERGY
CONSUMPTION
MONTLY COSTS
ADWEA
ABU DHABI WATER & ELECTRICITY
AUTHORITY
ABOUT 200-250 MWh
FOR THE WHOLE COMPLEX
ABOUT 20k-27k AED
FOR THE WHOLE COMPLEX
ABOUT 300-500 kW
FOR THE WHOLE COMPLEX
ENERGY SUPPLIER
POWER LOAD
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ENERGY
EFFICIENCY
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ENERGY CONSUMPTION
HVAC
SYSTEMGAS STATION
PUMPS
LIGHTING
SYSTEMOTHER
DEVICES
ACTUAL CONSUMPTION
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FOCUS ON HVAC SYSTEM
Quantity Brand ModelNominal cooling power
(kW)
3 McQuay MMC125B-FBEJ 36,7
2 McQuay MMC150C-FBEJ 44
1 Mitsubishi MU-GF30V 8,4
1 SKM ACUM-120Y 32,4
1 SKM PACH-5215YM 51,2
2 SKM RXH-060 17,6
ACTUAL ANNUAL
ESTIMATED CONSUMPTION DUE TO
FANS AND COMPRESSORS
ABOUT 650.000 kWh
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HVAC SYSTEM EFFICIENCY
INVERTER APPLICATION
HVAC
SYSTEM
UPGRADE
CO2 SENSOR APPLICATION
GEOTHERMAL HEAT PUMP
HVAC
CONSUMPTION
REDUCTIONWINDOWS FILM APPLICATION
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INVERTER APPLICATION
INVERTER
APPLICATION
VARIABLE
SPEED DRIVE
VARIATION OF
FREQUENCY
AND VOLTAGE
MOTOR SPEED
REGULATION
ENERGY
SAVING
Variable speed drive
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INVERTER APPLICATION
The inverter adapts in real time the performance of the engine to the needs of the
application by providing only the real power request.
The achievable savings depends on the type of application concerned and on the type of
control system.
For this application the estimated save is 16% of the total HVAC consumption
Compressor application performance
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CO2 CONTROL SYSTEM
CO2
CONCENTRATION
SENSOR
THE SENSOR WILL ADJUST THE FAN
SPEED IN RESPONSE TO THE CO2
CONCENTRATION IN THE AIRFLOW
ENERGY
SAVING
CONDITIONED
AIRFLOW
(BUILDING)
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SUN CONTROL WINDOW FILM
This films use non-metalized nano-
technology to create reflectivity
that's actually lower than glass.
These spectrally-selective films
reject up to 97% of the sun's heat-
producing infrared light and 99,9%
of UV rays.
The film, if not present, could be
applied on ADNOC gas station glass
surface in order to reduce inner
solar radiation and conditioning
consumption.
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GEOTHERMAL HEAT PUMP
DEFINITIONA geothermal heat pump is a heating and/or
cooling system that transfers heat to or from the
ground
HEAT
EXCHANGE
It uses the earth as a heat source (in the winter)
or a heat sink (in the summer).
This takes advantage of the moderate
temperatures in the ground to boost efficiency
SOURCE
FEATURES
The temperature in the ground below 6 meters (20 ft) is similar to the mean
annual air temperature at that latitude at the surface.
The temperature beneath the upper 6 meters (20 ft) of Earth's surface
maintains a nearly constant temperature between 10 and 16 °C (50 and 60 °F).
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GEOTHERMAL SYSTEM
SYSTEM MAIN COMPONENTS
GROUND HEAT
EXCHANGER
AIR DELIVERY
SYSTEM
HEAT PUMP
UNIT
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GEOTHERMAL SYSTEM
The proposal includes the substitution of actual chillers with geothermal units.
ORIGINAL CONFIGURATION
Q.ty Brand Model
Nominal
cooling power
(kW)
3 McQuay MMC125B-FBEJ 36,7
2 McQuay MMC150C-FBEJ 44
1 Mitsubishi MU-GF30V 8,4
1 SKM ACUM-120Y 32,4
1 SKM PACH-5215YM 51,2
2 SKM RXH-060 17,6
GEOTHERMAL CONFIGURATION
Brand Model
Nominal
cooling power
(kW)
GSI AD0C0D150 40,8
GSI AD0C0D170 53,2
GSI AD0C0D112 11,6
GSI AD0C0D135 34,4
GSI AD0C0D170 53,2
GSI AD0C0D122 21,9
The proposal includes the supply and the installation of heat pumps, ground heat
exchangers and the related accessories.
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GEOTHERMAL SYSTEM
Brand Model
Nominal
cooling power
(kW)
Estimated
Energy Saving
(each)
Land surface needed [m2]
(each)
GSI AD0C0D150 40,8 40% 2.520
GSI AD0C0D170 53,2 42% 3.240
GSI AD0C0D112 11,6 50% 720
GSI AD0C0D135 34,4 38% 1.980
GSI AD0C0D170 53,2 35% 3.240
GSI AD0C0D122 21,9 39% 1.260
For this application the estimated save is 40% of the total HVAC consumption
Is possible to apply the system only on most used units in order to optimize performances
and land use.
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TOTAL ENERGY SAVING
INVERTER APPLICATION
WINDOWS FILM APPLICATION
16% HVAC
POTENTIAL
CONSUMPTION
REDUCTION
TOTAL SAVING
104.000 kWh/y
CO2 CONTROL
GEOTHERMAL APPLICATION
40% HVAC
POTENTIAL
CONSUMPTION REDUCTION
TOTAL SAVING
260.000 kWh/y
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PHOTOVOLTAIC
PLANT
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PHOTOVOLTAIC SYSTEM
A photovoltaic system is a power system designed to supply usable solar power
converting light directly into electricity
It consists of an arrangement of several components, including solar panels to absorb and
directly convert sunlight into electricity, an inverter to change the electrical current
from DC to AC, as well as mounting, cabling and other electrical accessories to set-up a
working system.
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SUITABLE SURFACES
The property includes N°3 surfaces suitable for PV modules installation
CAR WASH & SERVICE
BUILDING
GASOLINE PUMP SHED
SUPERMARKET
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OUR PROPOSAL
The proposal includes two different solutions, according to the selected technology, the
module efficiency and the total plant rated power
Solution TOTAL RATED POWERPV Module
tecnology
PV Module
power
PV Module
manufacturer
A 204,93 kWp
High efficiency
monocrystalline
silicon
345 Wp Sunpower
B 135,00 kWp Polycrystalline 250 Wp ST Solar
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Solution A
204,9 kWp Photovoltaic Plant
Sunpower modules
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Solution A – Plant Layout
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Solution A – 3D Simulation
AERIAL VIEW
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Solution A – 3D Simulation
AERIAL VIEW
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Solution A – 3D Simulation
FRONT VIEW
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Solution A – 3D Simulation
FRONT VIEW
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Solution A – 3D Simulation
PUMP SHED VIEW
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Solution A – 3D Simulation
FRONTAL VIEW
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Solution A – 3D Simulation
Possibility to install a tailored flashing in order to camouflage the PV modules
Flashing height: about 30 cm
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Solution A – PV Plant Energy Forecast
MonthPV Energy
[kWh]
1 25.165
2 27.416
3 34.372
4 34.167
5 37.850
6 36.827
7 35.395
8 34.781
9 33.349
10 31.917
11 25.574
12 23.938
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Solution A – System energy balance
MonthPV Energy
[kWh]
Consumption
Without PV
[kWh]
Consumption
with PV
[kWh]
Energy Bill
Reduction
1 25.165 150.913 125.748 17%
2 27.416 122.398 94.982 22%
3 34.372 137.293 102.921 25%
4 34.167 133.116 98.949 26%
5 37.850 159.181 121.331 24%
6 36.827 185.899 149.072 20%
7 35.395 157.610 122.215 22%
8 34.781 176.615 141.834 20%
9 33.349 183.388 150.039 18%
10 31.917 188.777 156.860 17%
11 25.574 128.291 102.717 20%
12 23.938 150.913 126.975 16%
TOTAL 380.751 1.874.394 1.493.643 20%
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Solution A – Electrical diagram
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Solution B
135,0 kWp Photovoltaic Plant
ST Solar modules
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Solution B – Plant Layout
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Solution B – 3D Simulation
AERIAL VIEW
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Solution B – 3D Simulation
AERIAL VIEW
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Solution B – PV Plant Energy Forecast
MonthPV Energy
[kWh]
1 16.605
2 18.090
3 22.680
4 22.545
5 24.975
6 24.300
7 23.355
8 22.950
9 22.005
10 21.060
11 16.875
12 15.795
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Solution B – System energy balance
MonthPV Energy
[kWh]
Consumption
Without PV
[kWh]
Consumption
with PV
[kWh]
Energy Bill
Reduction
1 16.605 150.913 134.308 11%
2 18.090 122.398 104.308 15%
3 22.680 137.293 114.613 17%
4 22.545 133.116 110.571 17%
5 24.975 159.181 134.206 16%
6 24.300 185.899 161.599 13%
7 23.355 157.610 134.255 15%
8 22.950 176.615 153.665 13%
9 22.005 183.388 161.383 12%
10 21.060 188.777 167.717 11%
11 16.875 128.291 111.416 13%
12 15.795 150.913 135.118 10%
TOTAL 251.235 1.874.394 1.623.159 13%
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Solution B – Electrical diagram
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PV PLANT CONFIGURATION
• The plant will be designed with string inverter architecture
• Each PV slope will be connected to a dedicated inverter or MPPT Channel
• The solution will optimize the solar energy collection and conversion
• Inverters could be installed on a dedicated box
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PROPOSAL
DESCRIPTION
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PROPOSED ACTIVITIES
RETROFIT ACTIVITIES ON EXISTING GAS STATION
Grid connected photovoltaic plant,
rated power 204.9 kWp or 135.0 kWp
Energy Efficiency intervention
Geothermal heat pump system
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TYPE OF SOLUTIONS
204.9 kWpPhotovoltaic +
Energy Efficiency
• Installation of a photovoltaic plant withhigh efficiency
• Maximum yield from solarenergy
• Optimization of actualHVAC system
• High Energy Saving ratio
204.9 kWp
Photovoltaic +
Geothermal
• Installation of a photovoltaic plant withhigh efficiency
• Maximum yield from solarenergy
• Installation of a geothermal heat pump
• Maximum Energy Savingratio
135.0 kWp
Photovoltaic +
Energy Efficiency
• Installation of a standard photovoltaic plant
• Optimal yield from solarenergy
• Optimization of actualHVAC system
• Easy and cost-effectivesolution
135.0 kWpPhotovoltaic +
Geothermal
• Installation of a standard photovoltaic plant
• Optimal yield from solarenergy
• Installation of a geothermal heat pump
SOLUTION 1 SOLUTION 2 SOLUTION 3 SOLUTION 4
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SOLUTION 1
204,9 kWp PV
+ ENERGY
EFFICIENCY
SOLUTION 2
204,9 kWp PV
+ GHP SYSTEM
SOLUTION 4
135,0 kWp PV
+ GHP SYSTEM
SOLUTION 3
135,0 kWp PV
+ ENERGY EFFICIENCY
• HVAC Energy Saving: 90%• HVAC Energy Saving: 74%
SUMMARY
CURRENT SITUATION
• Standard HVAC system
• Total gas station Consumption: 1.800.000 kWhe / year
• Estimated HVAC Actual Consumption: 650.00 kWhe/year
All data have to be confirmed after a detailed feasibility study
• HVAC Energy Saving: 55% • HVAC Energy Saving: 79%
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…FINALLY:
ANY THOUGHTS TO SHARE?
WHAT ABOUT THE NEXT STEPS?
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Camerano (AN) - ItalyVia Del Commercio 14/A
Abu Dhabi – U.A.E.Sheikh Zayed Road, 10
P.O. Box: 48238
Dubai – U.A.E.P.O. Box - 48987