Proof of Concept project for Singapore PUB Water Reclaimation Plant to track staff for both out-door and in-door. Uses ZigBee and Triangluarization to determine position. Works fairly well, but battery consumption is not good

1. Personnel Tracking System
SysEng (s) Pte. Ltd

2. System Overview
Person A away from working zone
Warning siren and light
SMS alert to guard for immediate action

3. Pilot Test System Proposal
 Outdoor reader is solar powered
and using battery power for night
time and when solar power is not
available.
 Indoor reader is powered by AC
power with battery as the backup
power during power failure
 Reader battery is always charged
by solar system (outdoor) or
battery charger (indoor)
Battery
Power
charger
230VAC
power
source
reader and battery
in a IP65
enclosure
Indoor
setup

4. Pilot Test System Proposal
 Computer system is located in guard
house
 NRIC barcode reader and Tag reader
are used to link visitor info with
tracking tag
 Tracking computer is used to display
the real time visitor position
 A database server to keep record on:
 Visitor particular with tag ID
 Visitor traveling path
 Visitor working zone etc
 SMS modem is used to send out
alert/warning to visitor inside PUB
premises
 A local alarm to alert guard to pay
attention on the visitor activities

5. Pilot Test Zone Definition

6. Pilot Test Proposal (outdoor)
At Guard House
 Issue pass to visitor
 Pass ID is tagged with visitor NRIC (use bar code reader)
 Assigned defined traveling zone
During traveling from guard house to destination
 Visitor position and time will always logged into the database
 Visitor position is real time monitored by system
 Alert will be send out if visitor is breaching the defined rule
 Out from defined zone
 Visitor traveling time etc
At the destination
 The exit time is logged into database

7. Within Defined Zone
While vehicle is traveling within the defined traveling zone:
• The vehicle’s position zone and time is logged into database
• The vehicle must exit at the defined exit zone within a defined duration
•Used for speed control – no over speeding within the PUB premises
Personnel

8. Out From Defined Zone
While vehicle is travel out from the defined zone
•Alarm will be turn on to alert guard, guard will call the driver to guide the driver
back to track
Personnel

9. Stopping At Defined Zone
While vehicle is stopped and visitor aligned at the defined zone
•Alarm will be turn on to alert guard, guard will take immediate action to call the visitor
Personnel
Person 1
Personnel

10. Pilot Test Proposal (indoor)
At Guard House
 Issue pass to visitor
 Pass ID is tagged with visitor NRIC (use bar code reader)
 Assigned defined work zone and working time
 assigned a mobile zone reader to the visitor leader/supervisor
During working within the defined work zone
 Visitor position and time will always logged into the database
 Visitor position is real time monitored by system
 Alert will be send out if visitor is breaching the defined rule
 Out from defined work zone
 No of visitor in the working zone
 Visitor working time etc

11. Within the defined zone
 The visitors must always stay within the mobile zone.
 The visitors must entrance the building through a defined path
Door
Door
Door
Staircase
to next
level
Staircase
to next
level
Staircase
to next
level
Staircase
to next
level
Personnel

12. Out from the defined zone
 When a visitor is out from the mobile zone
 A warning alert will send out to the guard and visitor leader
 From the building reader, the guard will know the position of the visitor
 Visitor is still within the same floor
 Visitor is out from the building through which door
 Visitor is within the building and going to different floor by which staircase
Door
Door
Door
Staircase
to next
level
Staircase
to next
level
Staircase
to next
level
Staircase
to next
level
Personnel
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