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Filtration. Separation. Solution.TM 2009, Pall Europe Ltd. Pall Aerospace, 2009 Introduction to Helicopter Engine Inlet Protection

Filtration. Separation. Solution. TM 2009, Pall Europe Ltd. Pall Aerospace, 2009 Introduction to Helicopter Engine Inlet Protection

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Filtration. Separation. Solution.TM 2009, Pall Europe Ltd.

Pall Aerospace, 2009

Introduction to Helicopter Engine Inlet Protection

Filtration. Separation. Solution.SM 2009, Pall Europe Ltd.

The information contained in this document is the property of the Pall Corporation, and is supplied for the use of the assigned recipient only. It remains the property of the Pall Corporation, and is to be returned to the issuing authority if the holder ceases to be a Pall employee, or an employee of a Pall distributor or customer.

Unauthorised use or reproduction is prohibited, and the information contained herein in not to be supplied to others without the specific approval of an officer of the Pall Corporation.

Copyright 2009

Originator K Bull 11 May 09

Technical Approval P.Madhavan 14 July 09

Commercial Approval M.Morris 6 July 09

Filtration. Separation. Solution.SM 2009, Pall Europe Ltd.

1. Problems with airborne contamination

2. Pall Solution

3. Costs of airborne contamination

4. In-service Experience (operators & helicopters)

5. Helicopter ****, Main features (separate presentation)

Contents

Filtration. Separation. Solution.SM 2009, Pall Europe Ltd.

Problems With Airborne Contamination

Sand/Dust (+ other solid particulate contamination)

Compressor erosionTurbine blade glazing Turbine blade vibration & fatigue problemsBlockage of blade cooling passages

Filtration. Separation. Solution.SM 2009, Pall Europe Ltd.

Problems With Airborne Contamination

Brownout!

Filtration. Separation. Solution.SM 2009, Pall Europe Ltd.

Problems With Airborne Contamination

Foreign Object Damage (FOD)

Serious damage to rotating & static components

Photo © Wikipedia

Filtration. Separation. Solution.SM 2009, Pall Europe Ltd.

Problems With Airborne Contamination

Ice Similar effects as FOD

Photo © BBC

Filtration. Separation. Solution.SM 2009, Pall Europe Ltd.

Problems With Airborne Contamination

Heavy rain Engine Flame Out

Filtration. Separation. Solution.SM 2009, Pall Europe Ltd.

Problems With Airborne Contamination

Snow

Dry Snow: No Problem

Wet Snow: Engine Flame OutDamaged Compressors

Filtration. Separation. Solution.SM 2009, Pall Europe Ltd.

Problems With Airborne Contamination

Salt Spray

Engine Corrosion

Fouling / Power Loss(Photo: Gabriel Savit)

Filtration. Separation. Solution.SM 2009, Pall Europe Ltd.

All these are Flight-Safety relevant and can induce excessive Maintenance Costs

All these are Flight-Safety relevant and can induce excessive Maintenance Costs

Therefore

It is imperative to protect Engine Air Inlets

It is imperative to protect Engine Air Inlets

Problems With Airborne Contamination

Filtration. Separation. Solution.SM 2009, Pall Europe Ltd.

• First Centrisep Air Cleaner (or Engine Air Particle Separator, EAPS) was designed by Pall in the late 60’s.

• Continuous improvements in Technology and Design have translated into dramatic progress in overall performance & efficiency in a given space envelope.

• Latest aerodynamic designs offer optimal overall protection to latest generation of high tech helicopter engines

Pall Centrisep® Air Cleaner

Filtration. Separation. Solution.SM 2009, Pall Europe Ltd.

Centrisep Air Cleaner Benefits

BENEFITS

• Self cleaning device, virtually maintenance free.

• Excellent F.O.D. protection. => Improved Flight Safety

• Protects engine by removing harmful solid and liquid contamination

• Excellent Snow/Icing protection.

• Easy user installation with available installation kit.

• Increased engine MTBUR for erosion… substantial increase in engine compressor erosion life. (reduced component wear)

• Reduced unscheduled engine removals

• Increased aircraft availability

• Pall’s Engineering experience provides optimum performance in given space envelope

BENEFITS

• Self cleaning device, virtually maintenance free.

• Excellent F.O.D. protection. => Improved Flight Safety

• Protects engine by removing harmful solid and liquid contamination

• Excellent Snow/Icing protection.

• Easy user installation with available installation kit.

• Increased engine MTBUR for erosion… substantial increase in engine compressor erosion life. (reduced component wear)

• Reduced unscheduled engine removals

• Increased aircraft availability

• Pall’s Engineering experience provides optimum performance in given space envelope

Filtration. Separation. Solution.SM 2009, Pall Europe Ltd.

Salt Spray

Engine Corrosion

Fowling / Power Loss

Scheduled Engine Overhaul costs from $160,000 to $350,000 (per engine)

Unscheduled engine repair costs from $70,000

Installing the Centrisep Air Cleaner will improve protection of your helicopter’s most critical component – the engine

Scheduled Engine Overhaul costs from $160,000 to $350,000 (per engine)

Unscheduled engine repair costs from $70,000

Installing the Centrisep Air Cleaner will improve protection of your helicopter’s most critical component – the engine

Centrisep Air Cleaner Benefits

Filtration. Separation. Solution.SM 2009, Pall Europe Ltd.

Principle of Operation

How the Centrisep Air Cleaner works

Play VIDEO CLIP from www.pall.com/centrisep(home page)

Filtration. Separation. Solution.SM 2009, Pall Europe Ltd.

Air Cleaner vs Inlet Particle Separators (IPS)Air Cleaner vs Inlet Particle Separators (IPS)

Compressor Disc protected by I.P.S. Separator System

Compressor Disc protected by I.P.S. Separator System

Compressor Disc protected by Pall Centrisep® EAPS System

Compressor Disc protected by Pall Centrisep® EAPS System

Proven Dust & Sand separation efficiency

Qualification MIL-E-5007C AC Coarse

Particle size of sand 200um 30umTypical Vortex efficiency 96.5% 95.5%Efficiency of typical IPS 92% 75%Engine life increase with Centrisep® compared to IPS 2.3 5.5

Filtration. Separation. Solution.SM 2009, Pall Europe Ltd.

3 %

1/10 of the test dust injected into engine air inlet (15.6kg).Equivalent to a minimum of 300 landings in brownout!

Tiger Engine TestTiger Engine Test

Dust Fed

156 kg

Power lossafter test

Proven Dust & Sand separation efficiency

Filtration. Separation. Solution.SM 2009, Pall Europe Ltd.

Compressor as good as new after 100 hours and98 desert landings on unprepared sites in the Sahara

with new Centrisep Air Cleaner.

New filter (no blade erosion)

Comparison between 30 year-old design and latest design

2006 Trans-African RallyNew filter (0.6g dust)Old filter (compressor blade eroded)Old filter (8.7g dust)

Filtration. Separation. Solution.SM 2009, Pall Europe Ltd.

Centrisep Air Cleaner has good operational capability in Snow and Ice

conditions.

Centrisep Air Cleaner has good operational capability in Snow and Ice

conditions.

This fully de-iced helicopter was forced to land, not because of Air Cleaner blockage, but through the rotor blades icing up.

Centrisep Air Cleaner - Cold Weather Operation

Filtration. Separation. Solution.SM 2009, Pall Europe Ltd.

Over 9000 Centrisep units have been supplied to date.

Customers include……

Centrisep Air Cleaner - Sample of current Operators

EurocopterAgustaWestlandBellBoeingSikorskyKazanUlan UdeMil Helicopter PlantMD Helicopters

US ArmyUK RAFRoyal Netherlands Air ForceEgyptian Air ForceRoyal Australian NavyNAMSAHeli UnionMaverick Helicopters

Filtration. Separation. Solution.SM 2009, Pall Europe Ltd.

Typical Centrisep Air Cleaner Applications – Super Puma

(Photo: Deny Guerionne)

Filtration. Separation. Solution.SM 2009, Pall Europe Ltd.

Typical Centrisep Air Cleaner Applications – SA315 Lama

(Photo: Girish Thorat)

Filtration. Separation. Solution.SM 2009, Pall Europe Ltd.

Typical Centrisep Air Cleaner Applications – CH47

Filtration. Separation. Solution.SM 2009, Pall Europe Ltd.

Typical Centrisep Air Cleaner Applications – MIL Mi8/17

Filtration. Separation. Solution.SM 2009, Pall Europe Ltd.

Typical Centrisep Air Cleaner Applications – AW139

Courtesy of AgustaWestland

Filtration. Separation. Solution.SM 2009, Pall Europe Ltd.

Typical Centrisep Air Cleaner Applications – Bell427

Filtration. Separation. Solution.SM 2009, Pall Europe Ltd.

Typical Centrisep Air Cleaner Applications – EC135

Filtration. Separation. Solution.SM 2009, Pall Europe Ltd.

Typical Centrisep Air Cleaner Applications – Sea King

Courtesy of AgustaWestland

Filtration. Separation. Solution.SM 2009, Pall Europe Ltd.

For the technical features of your particular helicopter, please ask your sales

representative for the specific presentation.

For the technical features of your particular helicopter, please ask your sales

representative for the specific presentation.

Centrisep Air Cleaner

Filtration. Separation. Solution.SM 2009, Pall Europe Ltd.

Centrisep is a registered trademark of Pall Corporation. ® indicates a trademark registered in the USA.

??Thank you for your attention, Any Questions?