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WHAT KIND OF CHALLENGES
Mogens Zoll Hundahl
Esbjerg, 19th August 2014
2
Agenda
1. Who am I?
2. Why the concern?
3. What are the challenges?
4. What is needed?
3
Who am I?
Name: Mogens Zoll Hundahl
Age: 53 years
Education: BSc Chemical Engineering; Esbjerg 1988
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Why the concern?
Threats
1. Financial1. Reduced production
2. Ageing assets
2. Safety1. ”Old” technology
2. Ageing assets
3. Environment1. Increased awareness
2. Ageing assets
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What are the challenges?
•Reduced reservoir pressure
•Reduced oil/gas production
•Reduced lifetime of assets
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What are the challenges?
•Increased water production
•Increased cost of operation (OPEX)• Maintenance
• Manning
• Lifetime extension
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Reduced production
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Reduced production
0 5 10 15 20 25 30 350
20
40
60
80
100
120
PressureWater
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Lifetime
•Typical North Sea design
•Designed 1980
•Design life 25 years
•First production 1982
•End of life 2007
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Oil price
1980 1984 1988 1992 1996 2000 2004 2008 20120
20
40
60
80
100
120
Cost per barrel
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Lifting cost
12
What is next?
Produce more of the oil in place• New technology
• EOR
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Questions?
