hyde park towers cost savings/sustainability electricity
TRANSCRIPT
HYDE PA
RK TOW
ERS
COST SAVIN
GS/SUSTA
INABIL
ITY
EL
EC
TR
I CI T
Y
Hyde Park Towers
Energy audits subsidised through the NSW Office of Environment & Heritage’s Energy Saver program.
CONSUMPTION 30% V NETWORK & OTHER CHARGES 70%
30%
49%
21%
Power Bills
Consump-tion
Network
LIGHT LEVELS BEFORE UPGRADES
AREA AVERAGE (lux) UNDERLIT/OVERLIT
Car Park 45 Overlit
Fire Stairs 112 Overlit
Lift Lobby 185 Overlit
Ground Floor 242 Overlit
Apt. Corridors 38 Overlit
SUSTAINABILTY INITIATIVES TO DATE
November 2010 Installed Power Factor Correction Equipment
August 2011– Approval for LED Upgrades at Annual General Meeting
September 2011 –156 Fluoro Lights in Fire Stairs converted to 82 LED multi function sensor lights
November 2011 – Converted 262 x 35w Halogen down lights
to 7w LED globes on residential levels, gym, pool and lobbies
February 2012– Converted 307 Fluoro Lights in Car Park
from T8 to T5 Eco Savers Kits
June 2012 Completed LED Upgrade
July 2012 Adjusted Variable Speed Controllers - TOU
March/April 2013 Installed 4 new Hydraulic Water Pumps Sets
CONVERSION COST/ENERGY SAVING CERTIFICATES
• Fire Stairs Multi Function LED
Project Cost = $28,750.00
Generated 858 ESC’s = $18,000
Net Cost = $10,750.00
LED LIGHTS IN COMMON AREAS
• Project Cost = $9,633.00
(Not eligible for ESC’s however power savings significant)
• T8-T5 CAR PARK CONVERSIONS
Project Cost = $8,018.00
ESC Rebate = $4,650.00
Net Cost $3,330
Total Project Cost After ESCs = $23,713
PAYBACK ON LED UPGRADE=19 MONTHS
AUSGRID WEBGRAPH
POWER CONSUMPTION KW HOURS PEAK SHOULDER OFF PEAK
1 2 30
5000100001500020000250003000035000400004500050000
Jul-11Jul-12
NO INITIATIVES?
$15,400PER MONTH
$184,000 per yearBudget $117,000
POWER FACTOR CORRECTION EQUIPMENT
What is Power Factor Correction?Power Factor is the ratio of “useful” power to “total” power consumed.In simple words Power Factor is a measure of how efficiently electrical power is consumed. The ideal Power Factor is unity - or one. Anything less than one, (or 100% efficiency), means that extra power is required to run equipment and a significant amount of wastage occurs.
POWER BILL - DECREASEJULY 2011 – MAY 2013Network Charges
+50%Usage Charges - 4 year
Contract with Energy Australia
Energy Australia BillsJuly 2011 = $11,614.00
May 2013 = $10,447.13
NO INITIATIVES?
$15,400PER MONTH
$184,000 per yearBudget $117,000
ACT NOW - SMART GREEN BLOCKS