presentation lambèrt prüst managing director © copyright imbema pacific indonesia corrosion...
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![Page 1: Presentation Lambèrt Prüst Managing Director © Copyright Imbema Pacific Indonesia Corrosion Management for Steel Jetty Piles](https://reader037.vdocument.in/reader037/viewer/2022102618/5517a1a35503460e6e8b5de2/html5/thumbnails/1.jpg)
PresentationPresentation
Lambèrt Prüst Managing Director
Lambèrt Prüst Managing Director
www.imbemaindonesia.com©Copyright Imbema Pacific Indonesia
Corrosion Management for Steel Jetty Piles
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www.imbemaindonesia.com©Copyright Imbema Pacific Indonesia
Who are Imbema / Winn & Coales ?
Surveys existing Jetties(Report findings & recommendations)
1. Splash Zone protection
2. Advanced Cathodic Protection
3. Internal Corrosion
4. Pile Cap Protection
Corrosion ManagementSteel Jetty Piles
Projects (Turn-Key)Projects (Turn-Key)
Corrosion ManagementPipes & Pipelines
Trading (B to B)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
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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
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LWL
- 0.05 / - 0.07 mm - Steel wall reduction per Year (#)4
HWL
Seabed
- 1.5 / - 1.75 mm - Steel wall reduction per Year ! (#)
3
2
Sp
las
h Z
on
e
- 0.02 / - 0.20 mm - Steel wall reduction per Year (#)
Inside corrosionof the Jetty Piles
Corrosion issues on unprotected Steel Jetty piles
©Copyright Imbema Pacific Indonesiawww.imbemaindonesia.com
1.Splashzone Protection2.Cathodic Protection3.Internal Corrossion Prevention4.Pile Cap Protection
1
Corrosion Management Jetty Steel Piles (#) Registered by the Technical University of Surabaya in Indonesia
Sea Level
LWL
Jetty
©Copyright Imbema Pacific Indonesia
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Sea Level
HWL
Seabed
LWL
Corrosion Management for Steel Jetty Piles
©Copyright Imbema Pacific Indonesiawww.imbemaindonesia.com
Splash Zone Protection
+1 meter
+1 meter+1 meter
+1 meter
SeaShield Series 200DM®
(NACE guideline)
(NACE guideline)
1
Sp
las
h Z
on
e
Jetty
©Copyright Imbema Pacific Indonesia
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Corrosion Management for Steel Jetty Piles
©Copyright Imbema Pacific Indonesiawww.imbemaindonesia.com
Splash Zone Protection
18 mm
22 mm
Pertamina Balikpapan 1982 – 2007 (25 Years)
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Sea Level
HWL
Seabed
LWL
Corrosion Management for Steel Jetty Piles
©Copyright Imbema Pacific Indonesiawww.imbemaindonesia.com
1
Cathodic Protection
+1 meter
+1 meter
+1 meter
+1 meter
SeaShield Series 200DM®
2
Advanced Cathodic Protection• Sacrificial Anodes (Max. 4 mtr)
• Impressed Current (Whole Pile length)
(Permanent Electrolyte)
Sp
las
h Z
on
e
Jetty
©Copyright Imbema Pacific Indonesia
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Sea Level
HWL
Seabed
LWL
Corrosion Management for Steel Jetty Piles
©Copyright Imbema Pacific Indonesiawww.imbemaindonesia.com
Cathodic Protection
+1 meter
+1 meter
Sacrificial Anodes• Aluminium (Sea)• Zinc (Sea)
Every Pile has Cathodic
Protection Independently
Lifetime depends on kg’s 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:
Sp
las
h Z
on
e
Jetty
©Copyright Imbema Pacific IndonesiaMax. 5 meter of pile protected
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Seabed
Corrosion Management for Steel Jetty Piles
©Copyright Imbema Pacific Indonesiawww.imbemaindonesia.com
Cathodic Protection
+1 meter
+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)
EXTERNAL
ANODES
TRUDC AC
Transformar Rectifier Unit
380V/220V(~)
+-
Bonding
Pros: Cons:
Sp
las
h Z
on
e
Jetty
©Copyright Imbema Pacific IndonesiaEntire length of Pile of protected !
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Sea Level
HWL
Seabed
LWL
Corrosion Management for Steel Jetty Piles
©Copyright Imbema Pacific Indonesiawww.imbemaindonesia.com
1
Internal Pile Protection
+1 meter
+1 meter
+1 meter
+1 meter
SeaShield Series 200DM®
2Cathodic Protection
3
Denso Inhibitors
Sp
las
h Z
on
e
Jetty
©Copyright Imbema Pacific Indonesia
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©Copyright Imbema Pacific Indonesiawww.imbemaindonesia.com
The Jetty, one of the lifelines of your Company
1.SeaShield 200DM Series2.Impressed Current3.Denso Inhibitor4.Pile Cap Protection
Corrosion Management Jetty Steel Piles:
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©Copyright Imbema Pacific Indonesiawww.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
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©Copyright Imbema Pacific Indonesiawww.imbemaindonesia.com
Corrosion Management for Steel Jetty Piles
6 year old Jetty steel piles
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Corrosion Management for Steel Jetty Piles
4.8 mm
7 year old Jetty steel piles
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©Copyright Imbema Pacific Indonesiawww.imbemaindonesia.com
Corrosion Management for Steel Jetty Piles
7 year old Jetty steel piles
1.SeaShield 200DM Series2.Impressed Current
Corrosion Management
Jetty B (new)
Steel Jetty Piles
after installation SeaShield System
Jetty A (new)
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For new Jetties:
1. Team up with Consultant / Owner to design the right system2. Product selection/production3. Application
(Steps recommended)
(Note: Please fill in Questionnaire to request a quotation for a Survey)
For existing Jetties:
1. Survey and report / budget analyses2. Product selection/production3. Technical adjustments existing jetties4. Application
Corrosion Management for Steel Jetty Piles
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Indonesia is in one of the worst corrosion beltsin the world. An appropriate investment inCorrosion Management for Steel Jetty Pileswill extend the lifetime and as result a solid
Return on Investment (ROI).
End Conclusion:
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