美国最好的海水淡化公司-工程一览
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H1
Energy Recovery, Inc.
Pressure Exchanger (PX®)
energy recovery device
Ultra High Efficiency
Technical Presentation
Jan.4,2008
AGENDA
Energy Recovery, Inc.
Desalination Systems
The Pressure Exchanger
SWRO Engineering Design
SWRO Process Simulator
Commissioning, Operation and Service PX Hands-on Demonstration
Headquarters Office in San Leandro (San Francisco),
California USA
Regional Offices in Spain, China, Florida, UAE
The PX transfers pressure from high-pressure SWRO concentrate to low-pressure filtered seawater with an efficiency up to 98%.
Dhekelia, Cyprus -40,000 m3/day (10.6 MGD) SWRO
1998 Start-up
Francis Turbine Retrofit –Energy Savings of 40% per Month
UAE -13,650 m3/day (3.6 MGD) SWROs (I)
2005 Start-up
Energy Recovery, Inc.
YuHuan, China –36,000 m3/day (9.5 MGD) SWRO
2006 Start-up
Largest SWRO Plant in China (+ Several more)
Los Cabos, Mexico –17,000 m3/day (4.5 MGD) SWRO
2006 Start-up
6 PX-220 array -(4 RO Trains) 24 PX units
Perth, Australia –144,000 m3/day (38 MGD) SWRO 2006 Start-up
Largest SWRO Plant in Asia Pacific
16 PX-220 array -(12 RO Trains) 192 PX units
Energy Consumption
•High-pressure pump (trains 1 & 2): 2499 kW
•Booster pump (train 1): 42 kW
•Booster pump (train 2): 45 kW
•Permeate production (train 1): 552 m 3/hr
•Permeate production (train 2): 560 m 3/hr
•SWRO energy consumption: 2.32 kWh/m 3*
•Overall plant energy consumption: 3.2 -3.5 kWh/m 3
including energy to pump to reservoir
* specific energy consumption reported in paper neglected 0.91 power factor
Evolution of SWRO –2007
Perth (Kwinana) Desalination Plant
GWI Award: Perth Perth –Desalination Plant of the Year (2007)
GWI Award: PX –Environmental Contribution of the Year (2007)
Hamma, Algeria, SWRO –200,000 m3/day (52.8 MGD) 32 PX-220 array
8+1 trains (288 units)
Commissioning:
Nov/Dec 07
Skikda, Algeria –100,000 m3/day (26 MGD) SWRO
2007 Start-up
22 PX-220 array –(5 RO Trains) 110 PX units
BeniSaf, Algeria –200,000 m3/day (52 MGD) SWRO
2008 Start-up
22 PX-220 array -(10 RO Trains) 220 PX units
Alicante II, Spain 2007 –65,000 m3/day (17 MGD) ACUAMED
Arrays of 12 PX-220 units
7 trains (84 PX units)
Train of 9,500 m3/day
Escombreras, Spain –63,000 m3/day (16.6 MGD) SWRO
2007 Start-up
11 PX-220 array
6 trains (66 units)