SMART GRID: Pathway for

Environmentally Sustainable Energy Access

Smart City: Energy/ water

Nexus –ECOWET Project

Smart Distribution

Grid project –UGVCL

Solarizationof

Agriculture Consumers

– GUVNL

Dr Naran M. PindoriyaAssociate ProfessorElectrical EngineeringIIT Gandhinagar, Gujarat

naran@iitgn.ac.in

WTP – 3 MLD Gyanmarg Street lights

Location Available area PV potential

WTP

Main water treatment plant (245 sq. metres)

40 kWpRMU& electrical panel room (24 sq. metres)

Parking lot near WTP (138 sq. metres)

STP RCC STP control room (160 sq. metres) 16 kWp

AWCS

Main building rooftop (440 sq. metres)

66 kWpParking lot (225 sq. metres)

Total 122 kWp

STP – 2.25 MLD

AWCS

Energy/ Water Nexus

Quality Water Supply

Waste Water Treatment (Zero water discharge)

Sewage Treatment

Affordable Energy

Access to Energy

RE Sources

ECO-WET: Efficient Coupling Of Water and

Energy Technologies for Smart Sustainable Cities

ECOWET-Copyrights

iEMSData Analysis

& Management

Realtime Control& Monitoring

iEMSData Analysis

& Management

Realtime Control& Monitoring

Optimisation TechniquesData Analysis & Management

iEMS

ECO-WET: Big Picture –Testbedwww.giftgujarat.in

Demand: 120 kWh

Capacity: 10 kWhInverter power: 10 kW

Sunny day: 95 KWhCloudy day: 28 kWh

ECOWET-Copyrights

ECO-WET: STP Use case Simulation

Aeration Blower

ECOWET-Copyrights

0

1

2

3

4

5

6

7

-15

-10

-5

0

5

10

15

20

25

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24

Pri

ce (

Rs/

kWh

)

kW

Hours

Demand PV Grid Battery Grid_B Price

88.7

301.08

212.38

PV Demand Grid

ECO-WET: STP Use case Simulation

Aeration Blower

ECOWET-Copyrights

-0.5

0.5

1.5

2.5

3.5

4.5

5.5

-15

-10

-5

0

5

10

15

20

25

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24

Pri

ce (

Rs/

Kw

h)

KW

Hours

Demand PV Grid Battery Grid_B Price

• Naroda (Urban) sub-division, Ahmedabad

Smart Grid Project: UGVCL

Smart Grid Consultant

Smart Grid Implementing Agency

Communication Partner

RF Mesh (865-867 Mhz)

IT Partner

Mapping of around 19k Smart Meters

UGVCL-Confidential & Private

Smart Grid Project: UGVCL

• 19612 / 21500 Nos of 1-phase smart meters• 185 /2150 Nos. of 3-phase smart meters• 141 /180 Nos. of Gateways• RF Mesh Technology (865 - 867 Mhz)

Software Layer:• Outage management• Peak load management• Demand response (DR)

UGVCL-Confidential & Private

Gateway

Individual HouseApartments

Smart Grid Project: UGVCL

UGVCL-Confidential & Private

Smart Grid Project: UGVCL

• AT&C Loss reduction – Network efficiency

• Peak demand management

• Better asset utilization

• Improving revenue generation – Better wealth of DISCOMsUGVCL-Confidential & Private

Technical Connection

SKY-Confidential & Private

PumpConsumption

Meter

Agriculture Field

Pump

PVInverter

Solar Meter

ConsumptionMeter

Net-Meter

11 kV 433 V, 3-ph, 50 Hz

433 V, 3-ph, 50 Hz

Bef

ore

Aft

er

11 kV / 433 V

GPRD : GUVNL

Agriculture Field

SURYASHAKTI KRUSHI YOJANA

SKY Project: GPRD - GUVNL

11 kV

11 kV / 433 V

Farmer 5

Feeder-level Scheme

SKY-Confidential & Private

66 kV

11 kV

11 kV

11 kV/ 433 VDistributionTransformer

433 V

Meter

Pump (5 hp)

GenerationMeter Inverter

PV Array(6.25 kW)

11 kV/ 433 VDistributionTransformer

433 V

Meter

Pump (5 hp)

11 kV/ 433 VDistributionTransformer

433 V

Meter

Pump (50 hp)

GenerationMeter Inverter

PV Array(62.5 kW)

433 V

11 kV/ 433 VDistributionTransformer

GenerationMeter

InverterPV Array(9.38 kW)

Pump (7.5 hp)

Meter

GenerationMeter

InverterPV Array(12.5 kW)

Pump (10 hp)

Meter

GenerationMeter

InverterPV Array(12.5 kW)

Pump (10 hp)

Meter

GETCO66/11 kV S/S

To Other Locations

433 V 433 V

Farmer 1 Farmer 2Farmer 3

Farmer 4 Farmer 6

Net Net

Net

Net Net

Consump-tion

Meter

Consump-tion

Meter

Consump-tion

Meter

FeederNet Meter

Farmer 5“Watchdog”DistributionTransformer(For load controland monitoring)

GPRD : GUVNL

SKY Project: GPRD - GUVNL

Farmer-level Metering Scheme

SKY-Confidential & Private

433 Vac3-ph, 50 HzFROM/TO GRID

COMMUNICATIONGATEWAY

• Monitoring• Billing• Analytics

To Pump From PV

Power CableMeter TelemetryRS-485 Data

NET METER

CONSUMPTION METER

GENERATIONMETER

MET

ER B

OX

INVERTER-1

INVERTER-2

LEGEND

GPRD : GUVNL

SKY Project: GPRD - GUVNL

Thank You