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©Petroliam Nasional Berhad (PETRONAS) 2017 1
© 2017 PETROLIAM NASIONAL BERHAD (PETRONAS)
All rights reserved. No part of this document may be reproduced, stored in a retrieval system or
transmitted in any form or by any means (electronic, mechanical, photocopying, recording or
otherwise) without the permission of the copyright owner.
The first boil off gas reliquefaction plant
in an LNG plant
Open
The PETRONAS MARLIN Project
©Petroliam Nasional Berhad (PETRONAS) 2017 2
Outline
This presentation will consists of the following sections:
PETRONAS LNG
Complex
IntroductionThe Case for
Change
Concept and
DesignFirst Year
Performance
The MARLIN Project The first onshore BOG
liquefaction plant
Challenge and result
Open
©Petroliam Nasional Berhad (PETRONAS) 2017 3
Introduction
PETRONAS LNG Complex, Bintulu
Open
©Petroliam Nasional Berhad (PETRONAS) 2017 4
PETRONAS LNG Complex
Open
Open
MLNG
MLNG TIGA
LNG TANKS
LPG FACILITIES
MLNG DUA
SOUTH
CHINA SEA
TRAIN 9
JETTY
9 liquefaction trains
Malaysia LNG Sdn. Bhd. (Module 1, 2 & 3)
Malaysia LNG DUA Sdn. Bhd. (Module 4, 5 & 6)
Malaysia LNG TIGA Sdn. Bhd. (Module 7 & 8)
PETRONAS LNG 9 Sdn. Bhd. (Train 9)
4 operating companies:
©Petroliam Nasional Berhad (PETRONAS) 2017 5
PETRONAS LNG Complex
Open
©Petroliam Nasional Berhad (PETRONAS) 2017 6
PETRONAS LNG Complex Facilities
Open
7 storage tanks with
capacities from 65,000m3 to
180,000 m3
635,000 m3
total
3 loading berths that can
load big and small ships
more than 9000 deliveries (and counting)
9 LNG trains with total
production capacity of
29.3 MTPA
LNG Storage LNG DeliveryLNG Production
©Petroliam Nasional Berhad (PETRONAS) 2017 7
The Case for Change
The MARLIN Project
Open
©Petroliam Nasional Berhad (PETRONAS) 2017 8
BOG Recovery System
Open
©Petroliam Nasional Berhad (PETRONAS) 2017 9
Increasing Capacity and Shipping
Open
Increased plant capacity
Excessive boil off gas
during LNG loading
©Petroliam Nasional Berhad (PETRONAS) 2017 10
The MARLIN Project
Open
M A R I N
Reliquefaction
L
MLNG Advanced Project
Initiation: Q2 2011
Final Investment Decision: Q3 2012
Commence Operation: Q2 2015
©Petroliam Nasional Berhad (PETRONAS) 2017 11
Concept and Design
The First Onshore BOG Liquefaction Plant
Open
©Petroliam Nasional Berhad (PETRONAS) 2017 12
The Concepts
Open
M A R I NL
Construction
do not impact
PLC operation
Support high
utilization of
other PLC
trains
Full
maximization
of all available
BOG
Self power
sufficiency
©Petroliam Nasional Berhad (PETRONAS) 2017 13
Dual FEED
Open
• Single Mixed Refrigerant
(SMR)
• Spiral wound heat exchanger
• Gas turbine driver
• Air cooled
• Linde
• TechnipDual
FEED
©Petroliam Nasional Berhad (PETRONAS) 2017 14Open
Overall process
©Petroliam Nasional Berhad (PETRONAS) 2017 15
First Year Performance
Challenge and Result
Open
©Petroliam Nasional Berhad (PETRONAS) 2017 16
Moisture in Boil Off Gas
Open
ppm
©Petroliam Nasional Berhad (PETRONAS) 2017 17
Overcoming the Challenge
Open
Stoppage of boil off gas
from LNG ships
Interim Operation
Identification, assessment and
elimination of all potential
sources of moisture
Root Cause Analysis
Deliberate and controlled tests to
determine effect of boil off gas
from LNG ships
Live Trials
Visual check and sampling of
critical equipment during
shutdown
Inspection
Deliberate and steady adjustment
of control parameters
Improved Control
Complement the facility with
external facility and process
Optimization
©Petroliam Nasional Berhad (PETRONAS) 2017 18
Conclusion
Open
©Petroliam Nasional Berhad (PETRONAS) 2017 19Open
Excessive boil off
gas during LNG
loading
BOG Re-liquefaction
Unit (MARLIN)
Recovered 7.5 Cargoes
2016
FIRSTonshore BOG reliquefaction
in the world
Problem Innovative Solution Value Creation
©Petroliam Nasional Berhad (PETRONAS) 2017 20
Pioneering new horizons
Open
©Petroliam Nasional Berhad (PETRONAS) 2017 21
Thank you GASTECH 2017 organizer and delegates
Open
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