METERING SOLUTIONS
Leon de Nysschen
9 April 2015
Content
1
Meters
2
Advanced Metering Infrastructure systems
3
AMI Implementation
4
5
Prepayment Meters
 Integrated Keypad: (Common Base and BS footprint)
 Split Technology: (Mbus, PLC, RF)
 Split Layout: (BS footprint, DIN rail)
Split Prepayment Meters
• BS footprint
• Single and 3 phase
PLC Communication
Single split prepayment meter HXE 12
• DIN rail
• Single phase
PLC Communication
Single phase split DIN rail prepayment meter
DIN Rail Meter
Credit Status
- Green = enough credit
- Red = remaining credit less than 1st alarm
- Flashing Red = credit less than 2nd alarm
Why PLC
PLC = Power Line Carrier (Communication)
ADVANTAGE
• No pilot wires
• Ease of installation
• Lower installation cost
• Up/down link communication ready
Content
1
Meters
2
Advanced Metering Infrastructure systems
3
AMI Implementation
4
5
AMI systems
• AMI = Advanced Metering Infrastructure,
– often referred to as SMART METERING SYSTEMS
• AMI consists of the various components which make up the
system, including:
– Smart meters and associated equipment
– Load control infrastructure
– Modems, communication networks and other
communication infrastructure
– Management system and IT infrastructure
• NRS 049 gives guidance
AMI – NRS 049 Typical Arrangement
Smart Meter System Components
Smart Metering Systems consists of components including:
 Smart meters and associated equipment
 Load control infrastructure
 Communication infrastructure
 Management system and IT infrastructure
 Vending System
Content
1
Meters
2
Advanced Metering Infrastructure systems
3
AMI Implementation
4
5
Communication network
Require the Master
Station to control
system
Smart Meter
(in kiosk)
PLC
CIU
(in house)
This part is
Supplied when
meter ordered.
PLC
Master Station
PLC
GPRS
Load
Control Units
(in house)
Wired
GPRS
Concentrator
(in mini-sub)
Require this
To interface meter
and Master Station
This part is
optional
Geyser
(part of house)
Communication
Master
Station
Customer
interface unit
PLC
GPRS
Load
Control
Unit
PLC
Data
Concentrator
System Communication Architecture
Customer
Premise
Last Mile
LAN
Vending
Station
WAN
Data Center –
MDC and MDMS
Data Center –
Legacy Apps
Customers &
Other
Stakeholders
Meter Data
Management System
Suppliers
7
CIS
4
LAN
OMS
5 WAN
Web
ERP
Consumers
GIS
6 Meter Data
Collection System
8
Meters
Integration with
Existing Systems
Integrated Keypad Meter with GSM/GPRS
Data Center –
NMS and MDMS
GSM/GPRS
GSM/GPRS Module
Data Collection
Systems
Self vending unit
Integrated Keypad Meter with PLC
DC
GSM/GPRS
PLC Module
PLC
Self vending unit
Data Center –
NMS and MDMS
Split Meter with GSM/GPRS
Additional pics to follow
Standard AMI System
With the key features of Interoperability, security and scalability,
Hexing offers a reliable and affordable AMI system to help utilities
optimize the delivery and use of electricity, paving the way for a more
efficient and reliable grid.
The system includes:
• meter data collection
• meter data management
• application modules for:
• demand management
• line loss analysis
• Automation
• control.
System Architecture
Smart Prepayment System
Hexing smart prepayment system is the latest generation prepayment
vending system. With cutting-edge technologies, the system supports
multi vending mediums such as scratch card, mobile POS, cell phone
and E-bank etc. The system integrates seamlessly with AMI system
and smart prepayment meters, providing customers a powerful tool to
improve their revenue.
System Architecture
Smart Cluster Metering and Control system
Hexing smart cluster metering and control system is an AMI solution
with ultimate tampering-proof function. Meters under the system can
be configured as post pay or prepay mode.
System Architecture
Distribution Transformer Monitor System
Hexing DTM system is a whole integrated solution for monitor,
analysis, alarm and control of distribution transformer. TMC provides
the functions of data acquisition, data analysis, event alarm, power
factor compensation, harmonics measurement and control etc. The
system includes system master station, transformer monitor, harmonic
control equipment, power factor compensation equipment etc.
System Architecture
Typical architecture
Application
Sever
Database Sever
Billing and
3rd
Application
Web Sever
Switch
Firewall
Disk Array
Load Balancer
Firewall
Maintenance
workstation
GPS
Head-end Sever
Router
Router
IP/MPLS
Fiber Network
GPRS network