Pump EngineeringEngineering, Inc.

Exclusive Distributor for Europe,Exclusive Distributor for Europe,Middle East & North AfricaMiddle East & North Africa

www.rocwww.roc--ch.comch.com

Presentation OverviewPresentation Overview

•• History of PEIHistory of PEI•• Product OfferingProduct Offering•• Design BasisDesign Basis•• ManufacturingManufacturing•• Gas ProcessingGas Processing

•• 1986 PEI founded in Monroe, Michigan USA1986 PEI founded in Monroe, Michigan USA•• 1988 First prototype turbo built 1988 First prototype turbo built •• 1989 First commercial installation 1989 First commercial installation •• 1991 First turbo equipped SWRO Plant in the 1991 First turbo equipped SWRO Plant in the

Middle East installed on Das Island Middle East installed on Das Island •• 1992 1992 –– Turbo Approved for US Military ServiceTurbo Approved for US Military Service

A Brief History of PEIA Brief History of PEI

History ContinuedHistory Continued

•• 2002 2002 –– PEI Introduces LPT Turbo for Brackish PEI Introduces LPT Turbo for Brackish Water RO PlantsWater RO Plants

•• 2003 2003 –– PEI Introduced Advanced Technology PEI Introduced Advanced Technology AT Turbo for SWROAT Turbo for SWRO

•• 2004 2004 –– over 1,600 RO trains operate on every over 1,600 RO trains operate on every continent (including Antarctica) continent (including Antarctica) –– most widely most widely used RO Energy Recovery Device in the Worldused RO Energy Recovery Device in the World

Product SummaryProduct Summary•• Low Pressure Turbocharger (LPT)Low Pressure Turbocharger (LPT)

•• Hydraulic Turbocharger (HTC II)Hydraulic Turbocharger (HTC II)

•• High Pressure Turbocharger (HPT)High Pressure Turbocharger (HPT)

•• Advanced Technology TC (HTC AT)Advanced Technology TC (HTC AT)

•• Low Investment Turbocharger (HALO)Low Investment Turbocharger (HALO)

LPT

HTC II

HPT

HTC AT

HALO

HALO TurbochargersHALO Turbochargers

HTC AT TurbochargersHTC AT Turbochargers

LPT TurbochargersLPT Turbochargers

HTC AT TurboCharger PhotosHTC AT TurboCharger Photos

HTC AT-150

Feed flow range:

125 - 187 gpm

28.4 - 42.5 m3/h

HTC AT-600

Feed flow range:

525 - 750 gpm

119.2 – 170.3 m3/h

HTC AT-4800

Feed flow range:

4200 - 6000 gpm

953.9 – 1362.7 m3/h

SWRO Project SWRO Project –– 9 x HTC AT9 x HTC AT--48004800

9 x 19 x 1’’300 m3/h Feed or 300 m3/h Feed or 9898’’250 m3/d Permeate250 m3/d Permeate

Pressure ReductionPressure ReductionIs the key to competitive design

Boost29 bar

227 m3/h41.3 bar

136 m3/h0.35 bar

136 m3/h69 bar

227 m3/h70.3 bar

HTC ATHTC AT--12001200

Transition of TechnologyTransition of Technology

SHAFTTURBINE

CENTER BEARING

PUMP BEARING

FEED

PUMPIMPELLER

LINEBEARING THRUST

FEEDPRESSURE

HIGH

HIGHPRESSURE

BRINE

LINEAUXILIARY

IMPELLERTURBINE

BRINELOW PRESSURE

BEARINGTHRUST

HTCII TurboChargerHTCII TurboCharger

•• First unit installed in 1989First unit installed in 1989•• ReliabilityReliability•• Zero scheduled Zero scheduled

maintenancemaintenance•• Downsizing of feed pumpDownsizing of feed pump•• Competitive efficiencyCompetitive efficiency

HTC II HTC II -- 2D Rotor2D Rotor

HTC II Rotating AssemblyHTC II Rotating Assembly

AT as Ultimate ER DeviceAT as Ultimate ER Device

HTC AT DesignHTC AT Design

Pump InPump In

Pump OutPump Out

Turbo InTurbo In

Turbo outTurbo out

HPT SectionalHPT Sectional

HTC ATHTC AT--4800 Section4800 Section

Feed Flow of Feed Flow of 950 to 1950 to 1‘‘350 m3/h350 m3/h

LPTLPT--1000 Section1000 Section

Feed Flow of Feed Flow of 136 to 272 m3/h136 to 272 m3/h

LPT LPT -- 3D Rotor3D Rotor

Feed Booster DesignFeed Booster Design

2��3

2

1 4

1

Interstage Booster DesignInterstage Booster Design

22--pass RO Plant Designpass RO Plant Design

dP = (Nte) x (Rr) x (Pbr dP = (Nte) x (Rr) x (Pbr –– Pe)Pe)

Where Rr = ratio of brine flow to feed flow

Pbr = brine pressure at turbine inlet

Pe = Turbo exhaust pressure

Nte = Hydraulic Energy Transfer Efficiency

Turbo Pressure BoostTurbo Pressure Boost

dP = (Nte) x (Rr) x (Pbr dP = (Nte) x (Rr) x (Pbr –– Pe)Pe)

Where Rr = ratio of brine flow to feed flow

Pbr = brine pressure at turbine inlet

Pe = Turbo exhaust pressure

Nte = Hydraulic Energy Transfer Efficiency from Curve

Turbo Pressure Boost Turbo Pressure Boost -- ExampleExampleSWRO plant, Membrane feed flow 41.6 m3/h, conversion 40 %, membrane feed pressure 64 bar,

brine pressure 62 bar, brine back pressure of 0.5 bar. What is the pressure boost???

HALOHALO--225 = (0.57) x (0.60) x (62 225 = (0.57) x (0.60) x (62 –– 0.5) = 21 bar boost0.5) = 21 bar boost

(GPM)

(GPM)

(GPM)

(GPM)

Variable area Variable area nozzle allows nozzle allows brine flow and brine flow and pressure to be pressure to be adjusted to adjusted to accommodate accommodate typical typical variations in variations in membrane membrane requirementsrequirements

Temperatures Temperatures –– 25, 30, 35, and 40 C25, 30, 35, and 40 C

Varying Conditions Varying Conditions –– No ProblemNo Problem

HTC ATHTC AT--150150

Auxiliary Nozzle Valve

Thrust Line

Custom EngineeringCustom Engineering

PEI Manufacturing PortionPEI Manufacturing Portion

•• All manufacturing will All manufacturing will be completed at PEI.be completed at PEI.

•• Includes all rotating Includes all rotating elements + volute elements + volute assembliesassemblies

•• Quality ControlQuality Control•• Assembly + TestingAssembly + Testing

ProductionProduction

High Tech : Large ScaleHigh Tech : Large Scale

HTC AT Manufacturing ProcessHTC AT Manufacturing ProcessEach HTC AT TurboCharger contains custom designed and manufactured 3D “twisted-vane” geometry impellers. These impellers are manufactured on a 5 axis CNC Milling machine.

Custom designed and manufactured impellers and volutes ensure the customer specified operating point is the Best Efficiency Point of each TurboCharger.

Work FlowWork FlowFrom order to shipmentFrom order to shipment

Customer Requirements

CFD Analysis

CNC Program

Machine Hydraulic Passages

Performance Test

Unit Ready for Shipment

QCRework

Quality Control Sign Off

Piping & Instrumentation DiagramPiping & Instrumentation DiagramInterstageInterstage Booster DesignBooster Design

Example of LPT use in 2 stages plant designExample of LPT use in 2 stages plant design

Piping & Instrumentation DiagramPiping & Instrumentation DiagramPermeate staged designPermeate staged design

Example of Turbocharger useExample of Turbocharger usein Permeate staged plant designin Permeate staged plant design

Piping & Instrumentation DiagramPiping & Instrumentation DiagramSWRO design with piston HP pumpSWRO design with piston HP pump

Example of Turbocharger use in SWROExample of Turbocharger use in SWROplant design with PD Pumpplant design with PD Pump

HTC HTC –– 600 Turbocharger600 Turbocharger

Jeddah, KSAJeddah, KSA

Installation Requirements Installation Requirements Foot Print, Volume, LocationFoot Print, Volume, Location

Gas ProcessingGas Processing

Liquid Absorbent SystemLiquid Absorbent System

ConclusionConclusion

•• The HTC AT The HTC AT TurboCharger and LPT TurboCharger and LPT TurboCharger are your TurboCharger are your best Total Life Cycle best Total Life Cycle Cost energy recovery Cost energy recovery devices for sea water devices for sea water and brackish water and brackish water Reverse Osmosis Reverse Osmosis PlantsPlants