Adrian Wood

Subsea Asia 2014

Thermal Insulation – Increased Demand

Greater depths

Higher temperature

Higher pressure

Demanding environment

High performance materials

TRELLEBORG GROUP 2 11th June 2014

Insulating subsea equipment in deep water is essential to

provide flow assurance

TRELLEBORG GROUP 11th June 2014 3

Vikotherm™ R2 - Properties

Rubber based thermal insulation system

-49 °C to +155 °C at 3000msw

Excellent corrosion and HISC protection

Robust and flexible

Low thermal conductivity

High specific heat capacity

No limitation on coating thickness

Can be applied to most surfaces

11th June 2014 4 TRELLEBORG GROUP

Mobile equipment

Suitable for factory and site application

Vikotherm™ R2 - Processing

11th June 2014 5 TRELLEBORG GROUP

Vikotherm™ R2 – Qualification status

Trelleborg Offshore Norway AS 6

0

20

40

60

80

100

120

140

2.00 3.00 4.00 5.00 6.00 7.00 8.00 9.00 10.00

elo

ng

ati

on

at

bre

ak

%

ln(days)

Elongation at break

ageing at 90°C

ageing at 110°C

Linear (ageing at 90°C)

Linear (ageing at 110°C)

30 years=10950 days ln(10950)=9.30

Ageing in nitrogen autoclave

Conclusion:

HT inner liner: SLT > 30 years at 155⁰C

LT inner liner: SLT > 30 years at 140⁰C

Insulation layer: SLT > 30 years at 110⁰C

Outer layer: SLT > 30 years at 140⁰C

Vikotherm™ R2 – Qualification status

ExxonMobil GP 65-08-01 (complete)

Operating pressure: 207 bar

Max. internal flow temp.: 100⁰C

Sea water temp.: 4⁰C

Min. SOT: 50⁰C

HFT: 19⁰C

Trelleborg Offshore Norway AS 7

Vikotherm™ R2 – SWISS JIP Qualification

Full scale qualification test SWIS JIP

Pressure: 300 bar

Internal: 150⁰C

External 4⁰C

Duration: 12 months

Monthly simulated shut-downs

Stable performance

No creep

Minimal changes, no degradation

Trelleborg Offshore Norway AS 8

Vikotherm™ R2 - Complex project

Vikotherm TM R2 applied on Asgard Gas Compression

Applied on pipes, valves, connectors, flanges, scrubber tanks and

Multi Phase Flow Meters

TRELLEBORG GROUP 9 11th June 2014

TRELLEBORG GROUP 11th June 2014 10

11th June 2014 TRELLEBORG GROUP 11

Solid silicone Insulation

-40°C - 150°C at 3,000msw

2 part RTV system

Low thermal conductivity

High specific heat capacity

No limitation on coating thickness

No glass microspheres

No exotherm or shrinkage

Vikotherm™ S1 - Properties

11th June 2014

Vikotherm™ S1 - Processing

0

100

200

300

400

500

600

700

800

900

1000

0 20 40 60 80 100

V

i

s

c

o

s

i

t

y

(

P

a

.

s)

Time (min)

Gel time profiles

12.5C

20C

25C

30C

35C

40C

45C

11th June 2014 TRELLEBORG GROUP 12 11th June 2014

Vikotherm™ S1 - Multi lift moulds

11th June 2014 TRELLEBORG GROUP 13 11th June 2014

Vikotherm™ S1 - Bonded joints

11th June 2014 TRELLEBORG GROUP 14

Silicone to Silicone bonding is excellent

Simple joint preparation

Long window for moulding

11th June 2014

11th June 2014 TRELLEBORG GROUP 15

Weight loss over 6 months

Vikotherm™ S1 - Qualification

11th June 2014

(Hot wet ageing)

Vikotherm™ S1 - Adhesion

Adhesion to corrosion coated steel

Ring shear and pull Off

Consistent adhesion across wide temperature range

Test Temperature

Ring Shear

Stress (Mpa)

-10°C 4°C 23°C 135°C

0.947 1.014 0.836 0.651

11th June 2014 TRELLEBORG GROUP 16 11th June 2014

Vikotherm™ S1 - Qualification Status

ExxonMobil GP 65-08-01 (complete)

115°C and 135°C at 2,500 msw

Great track record, major projects

150°C at 3,000 msw (ongoing)

SWIS JIP (ongoing)

150°C and 3,000 msw

GAP Analysis done and tests ongoing for:

Shell, Total & Draft ISO specifications

11th June 2014 TRELLEBORG GROUP 17 11th June 2014