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Presentation Lambèrt Prüst Managing Director www.imbemaindonesia.com © Copyright Imbema Pacific Indonesia Corrosion Management for Steel Jetty Piles.

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Presentation on theme: "Presentation Lambèrt Prüst Managing Director www.imbemaindonesia.com © Copyright Imbema Pacific Indonesia Corrosion Management for Steel Jetty Piles."— Presentation transcript:

1 Presentation Lambèrt Prüst Managing Director www.imbemaindonesia.com © Copyright Imbema Pacific Indonesia Corrosion Management for Steel Jetty Piles

2 www.imbemaindonesia.com © Copyright Imbema Pacific Indonesia Who are Imbema / Winn & Coales ? Surveys existing Jetties (Report findings & recommendations) 1. S plash Zone protection 2. Advanced C athodic Protection 3. I nternal Corrosion 4. P ile Cap Protection Corrosion Management Steel Jetty Piles Projects (Turn-Key) Corrosion Management Pipes & Pipelines Trading (B to B) Offices: Haarlem (HQ - The Netherlands) Jakarta (Main Office - Indonesia) Surabaya (Branch - Indonesia) PT. Imbema Pacific Indonesia is the sole agent for Denso Products (Winn & Coales) since 1981 in Indonesia. Other Products

3 www.imbemaindonesia.com © Copyright Imbema Pacific Indonesia Corrosion Management for Steel Jetty Piles New Jetty steel piles Designed lifetime 20 years New Jetty steel piles with proper Corrosion Management Lifetime can be extended up to 50 years

4 LWL (#) - 0.05 / - 0.07 mm - Steel wall reduction per Year (#) 4 HWL Seabed (#) - 1.5 / - 1.75 mm - Steel wall reduction per Year ! (#) - 1.5 / - 1.75 mm - Steel wall reduction per Year ! (#) 3 2 Splash Zone (#) - 0.02 / - 0.20 mm - Steel wall reduction per Year (#) Inside corrosion of the Jetty Piles Corrosion issues on unprotected Steel Jetty piles © Copyright Imbema Pacific Indonesia www.imbemaindonesia.com 1 (#) (#) Registered by the Technical University of Surabaya in Indonesia Jetty © Copyright Imbema Pacific Indonesia Corrosion Management Jetty Steel Piles 1.Splashzone Protection 2.Advanced Cathodic Protection 3.Internal Corrossion Prevention 4.Pile Cap Protection

5 Sea Level HWL Seabed LWL Corrosion Management for Steel Jetty Piles © Copyright Imbema Pacific Indonesia www.imbemaindonesia.com Splash Zone Protection + 1 meter SeaShield Series 200DM SeaShield Series 200DM ® (NACE guideline) 1 Splash Zone Jetty © Copyright Imbema Pacific Indonesia

6 Corrosion Management for Steel Jetty Piles © Copyright Imbema Pacific Indonesia www.imbemaindonesia.com Splash Zone Protection 18 mm 22 mm Pertamina Balikpapan 1982 – 2007 (25 Years)

7 Sea Level HWL Seabed LWL Corrosion Management for Steel Jetty Piles © Copyright Imbema Pacific Indonesia www.imbemaindonesia.com 1 Cathodic Protection + 1 meter SeaShield Series 200DM SeaShield Series 200DM ® 2 Advanced Cathodic Protection Sacrificial Anodes (Max. 4 mtr) Sacrificial Anodes (Max. 4 mtr) Impressed Current (Whole Pile length) Impressed Current (Whole Pile length) Advanced Cathodic Protection Sacrificial Anodes (Max. 4 mtr) Sacrificial Anodes (Max. 4 mtr) Impressed Current (Whole Pile length) Impressed Current (Whole Pile length) (Permanent Electrolyte) Splash Zone Jetty © Copyright Imbema Pacific Indonesia

8 Sea Level HWL Seabed LWL Corrosion Management for Steel Jetty Piles © Copyright Imbema Pacific Indonesia www.imbemaindonesia.com Cathodic Protection + 1 meter Sacrificial Anodes Aluminium (Sea) Aluminium (Sea) Zinc (Sea) Zinc (Sea) Sacrificial Anodes Aluminium (Sea) Aluminium (Sea) Zinc (Sea) Zinc (Sea) Every Pile has Cathodic Protection Independently Lifetime depends on kgs attached to the pile Tendency anodes are stolen far before end of lifetime Difficult to monitor & control whole system Protection of max. 5 mtr in Seabed Lower initial investment No bonding required of all the steel piles Cons: Pros: Splash Zone Jetty © Copyright Imbema Pacific Indonesia Max. 5 meter of pile protected

9 Seabed Corrosion Management for Steel Jetty Piles © Copyright Imbema Pacific Indonesia www.imbemaindonesia.com Cathodic Protection + 1 meter Impressed Current Design lifetime => 25 years Simple to monitor & control Entire length of pile in seabed protected Correct application is easy to prove during commissioning Higher initial investment ( 10% - 15%) Bonding required of all the steel piles Running costs (electricity) TRU DC AC Transformar Rectifier Unit 380V/ 220V (~) + - BondingBonding Pros: Cons: Splash Zone Jetty © Copyright Imbema Pacific Indonesia Entire length of Pile of protected !

10 Sea Level HWL Seabed LWL Corrosion Management for Steel Jetty Piles © Copyright Imbema Pacific Indonesia www.imbemaindonesia.com 1 Internal Pile Protection + 1 meter SeaShield Series 200DM SeaShield Series 200DM ® 2 Cathodic Protection 3 Denso Inhibitors Splash Zone Jetty © Copyright Imbema Pacific Indonesia

11 www.imbemaindonesia.com The Jetty, one of the lifelines of your Company 1.Splashzone Protection 2.Advanced Cathodic Protection 3.Internal Corrossion Prevention 4.Pile Cap Protection Corrosion Management Jetty Steel Piles

12 © Copyright Imbema Pacific Indonesia www.imbemaindonesia.com The Jetty, one of the lifelines of your Company Survey on 3 year old jetty proves that immediate action is required to avoid future damage June 2008

13 © Copyright Imbema Pacific Indonesia www.imbemaindonesia.com Corrosion Management for Steel Jetty Piles 6 year old Jetty steel piles

14 © Copyright Imbema Pacific Indonesia www.imbemaindonesia.com Corrosion Management for Steel Jetty Piles 4.8 mm 7 year old Jetty steel piles

15 © Copyright Imbema Pacific Indonesia www.imbemaindonesia.com Corrosion Management for Steel Jetty Piles 7 year old Jetty steel piles Steel Jetty Piles Steel Jetty Piles after installation SeaShield System

16 www.imbemaindonesia.com © Copyright Imbema Pacific Indonesia For new Jetties: 1.Team up with Consultant / Owner to design the right system 2.Product selection/production 3.Application (Steps recommended) (Note: Please fill in Questionnaire to request a quotation for a Survey) For existing Jetties: 1.Survey and report / budget analyses 2.Product selection/production 3.Technical adjustments existing jetties 4.Application Corrosion Management for Steel Jetty Piles

17 www.imbemaindonesia.com © Copyright Imbema Pacific Indonesia Indonesia is in one of the worst corrosion belts in the world. An appropriate investment in Corrosion Management for Steel Jetty Piles will extend the lifetime and as result a solid Return on Investment (ROI). End Conclusion: www.imbemaindonesia.comwww.imbemaindonesia.com

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