Puducherry Smart Grid Pilot Project - PACE

Puducherry Smart Grid Pilot
Project
Power Grid Corporation of India Ltd.
Inside
Puducherry Pilot
Status
Benefits
Snapshot of Puducherry Smart Grid Pilot
Developed jointly by POWERGRID and Puducherry Electricity
Department
About 60 collaborators participating in the project
The main objectives of the project include:
 Indigenization of Technology
 Proof of Concept in Indian conditions
 Knowledge Sharing & Capacity Building
 Development of a scalable & replicable model
 Demonstration of benefits to stakeholders
 Groundwork preparation for Policy Advocacy, Regulations, Standards,
etc
 Evolution of a commercial mechanism
....Snapshot of Puducherry Smart Grid Pilot
Attributes Implemented:
 Advanced Metering Infrastructure (AMI)
 Peak Load Management (PLM) including Demand Side
Management, Demand Response
 Outage Management System (OMS)
 Renewable Energy integration with net metering
 Power Quality Management (PQM)
 Micro grid
 Energy Storage & Electric Vehicle with solar charging station
 Street Light Automation
Puducherry Control Center at
Chennai
Data Collector Unit (DCU)
Transformer Monitoring Unit (TMU)
Billin
g
FRTU
Temporary Control Center
at ULDC building
FPI
GIS
Map
Transformer
Wireless
Communication
Circuit Breaker
OMS
SCADA
by
Collabo
rators
110/11 kVUnderground
PLM
Fiber Optic / GPRS
MDMS
DCU
Marapallem
Sub-Station
GIS
Mapping
Head End
Smart Grid Control Center
110/22 kVOverhead
T
M
U
AMI
Smart Meters
Fiber Optic / GPRS
Town Feeder
Location of Installations at Puducherry
Status
Establishment of smart grid control centre
 Commissioning of control centre and its equipment
 Integration of different smart grid systems and technologies
Advanced Metering Infrastructure (AMI)
 1600+ nos. of smart meters, 29 DCUs have been installed covering
9 DTs
 Meters of different communication technologies (RF 2.4 GHz, RF
865 MHz, PLC, BPLC, GPRS) have been successfully integrated at
the control centre
 The interoperable system implemented with reliability and security
 Optimal utilisation of utility network and infrastructure
Advanced Metering Infrastructure
…Status
Outage Management System (OMS)
 8 nos. Distribution Transformer Monitoring Systems (DTMS) installed to
monitor health of the DTs
o Oil temperature
o Winding temperature
o Oil level
o Load Unbalance
 21 nos. Fault Passage Indicators (FPIs) (communicable / noncommunicable) have been installed, receiving alerts at SGCC as well as
mobile phones of maintenance crew
Communication Gateway for
FPI
FPI on Feeder
FPI
Dashboard
Winding Temperature
Outage Management System
…Status
Power Quality Management (PQM)
 Automatic PFC installed
o
o
o
o
Total VAr compensation:140kVAr
Receiving information at SGCC
In steps of (50+50+20+10+10)
Built in Cap bank controller
 Active filters installed
Capacitor Bank
o IGBT based
o Total VAr compensation:150kVAr
o Smooth control over the range
Power Quality Management
…Status
Renewable Energy integration with Net Metering
 smart meters with net-metering installed for 3 nos. Roof top solar
consumers, in a first of its kind initiative in Puducherry
Case-1
(Residential
Consumer)
3 kWp
Case-2
(Education
al Institute)
3 kWp
Case-3
(Residential
Consumer)
2.4 kWp
Total Import from
Grid
557.03
1720.89
1611.14
Total Export to Grid
633.65
358.88
302.07
Net Energy
Exchange with Grid
-76.62
1362.02
1309.07
Import/Export
Demand
Solar
Case -1
0:00
1:00
2:00
3:00
4:00
5:00
6:00
7:00
8:00
9:00
10:00
11:00
12:00
13:00
14:00
15:00
16:00
17:00
18:00
19:00
20:00
21:00
22:00
23:00
Electricity import/export, kW
3
2.5
2
1.5
1
0.5
0
-0.5
-1
-1.5
-2
3
2.5
2
1.5
1
0.5
0
-0.5
-1
-1.5
-2
Solar Output, kW
Energy Exchange
(kWh)
320
300
280
260
240
220
200
180
160
140
120
100
80
60
40
20
0
Solar performance with net metering Nov. 2013
Solar Output
Electricity Consumption
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
Gross Metering
Net Metering
…Status
Peak Load Management (PLM)
 Demand Side Management (DSM)
o Direct load control: control of individual consumers through smart
meters with connect/disconnect
o Energy efficiency & conservation: installation of APFC, etc
 Demand Response (DR)
o Change in electric usage by customers from their normal consumption
patterns in response to incentives / disincentives
o A virtual DR program with associated dashboards and actual loads in
place in Puducherry SGCC
Micro grid
 Design of hybrid micro grid controller capable of incorporating
diverse generation sources
 Split second response for dynamic load generation balance
Micro Grid Controller
…Status
Street Light Automation
 A concept of automatic ON-OFF &
intensity control of the Street lights
depending on the luminance & traffic
conditions
 Smart Street Lighting system covering 126
lamps implemented
 Energy saving of about 57%
Energy Storage & Electric Vehicle
with solar charging station
 Electric Vehicle with integrated
powered charging station in place
solar
…Status
Smart Home Energy Management System
appliances on / off status can be monitored as well as controlled through
smart phone or web – portal (internet) or through a Centralized Control
Panel (located in the house i.e. in home display unit).
Smart Meter
DT METER
DTMU
Gate way for FPI
Street Light
Automation
FPI
SGCC
DTMU
Solar power for
FPI Gateway
DCU
Roof top solar
Smart meter for Net-metering
Electric vehicle with Solar
charging station
V2G- Solar Charging Station
PQM
Transformer online monitoring
Benefit to Utility
• Reduction of AT&C losses
 Improved billing & collection efficiency
 Increase in revenue
• Online energy accounting & auditing, tamper detection and
system load analysis
 Theft detection & revenue protection
 Better understanding of system load to design DR programs
• Improved Load Management
 Optimal utilization of assets – avoidance of capacity addition
 Avoidance of blackouts & purchase of expensive peak power
• Improved Power Quality of supply
 Reduction in technical losses
 Reactive power & Voltage compensation
 Harmonic suppression
…Benefit to Utility
• Reduced outage time
 Increased revenue
 Improved quality and reliability of supply
• Crew and asset management
 Faster Identification of fault
 Speedy power supply restoration
 Improved asset quality & life by remote monitoring of health &
undertaking preventive maintenance
• Street light automation
 Energy and thus monetary savings
• Renewable Integration & Net Metering
 Facilitate penetration of renewable energy in the grid
 Facilitation for prosumers to inject renewable energy back to the grid
Benefit to Consumers
• Consumer engagement & empowerment with greater control over
their energy use and bill
• Improved quality & reliability of power supply
• Increased life of appliances and gadgets due to improved power
quality
• No need to invest in power backup solutions like inverters and
gensets
• Rooftop renewable generation with facility to feed excess power
into the grid
• Improvement in overall consumer satisfaction
Outcome of pilot for POWERGRID
Project Learning
• Experience of implementing Smart Grid functionalities
• Technical knowhow of Smart Grid technology including integration
and commissioning
• Experience to develop standards for electrical, communication, IT and
networking infrastructure
• Experience to develop design, technical specification, bidding
documents for all Smart Grid functionalities
• Regulatory requirements for implementing Smart Grid
• Handling multiple technologies and integration for different
functionalities
Successful Demonstration of Smart Grid Functionalities
First Smart Meter Installation
Mail for Tampering alert
BACK
Feeder Trip/Restore report from FPI
Current Direction
Breaker
at SS
Marapallam SS
Section - II
Section - I
FPI - I
Vanarpet
Section - III
FPI - II
Uppar-IV
Tripping details
No of trippings month wise
Fault
JUL
AUG
SEP
OCT
NOV
PER
38
20
13
13
7
TRA
8
8
4
5
1
BACK
Net-Metering Observations
Date
Actual load
kWh
Cum. Imp
from grid
kWh
Solar Gen
kWh
Exp to grid
kWh
01-10-2013
26.3
15.9
15.6
5.1
02-10-2013
40.6
31.1
13.8
4.3
03-10-2013
52.5
40.5
13.5
1.5
04-10-2013
43.0
29.5
15.8
2.3
05-10-2013
66.0
51.6
16.3
1.9
06-10-2013
35.2
23.1
15.6
3.5
07-10-2013
39.4
27.3
15.3
3.1
Consumption in a
month
1269.97
937.65
410.2
77.88
Daily average
40.97
30.25
13.23
2.51
Cum.
Consumer Profile
Consumer Profile for the month of October-13
70
No of Units (KWH)
60
50
Exp to grid
40
Solar Gen
30
Imp frm grid
Consumption
20
10
0
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
Legend: (Oct-13)
Consumption: 1269.97 kwh
Import from Grid : 937.6 kwh
Solar Generation: 410.2 kwh
Export units: 77.8 kwh
Solar Generation: 32% of Total consumption
60 Days result
School
Prof Mohanthy
Mr. Ananth
Total consumption
2041.3
757.7
1823.7
Import from Grid
1414.0
350.7
1207.1
Solar Generation
858.0
780.0
832.0
Export to Grid
230.6
372.9
215.4
% of Solar generation
42.0
102.9
45.6
BACK
Under Voltage
31.7% dip in the voltage
BACK to Original
Energy Audit
Average Consumption: 91.3 Units/hour
Peak consumption: 215.8 Units/hour
Typical Domestic consumer profile - Dec 9th
No of Units (KWH)
1.4
Average: 0.34 Units/hour
Peak : 1.8 Units/hour
1.2
1
0.8
Consumption
0.6
Average
0.4
0.2
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
BACK to Original

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