Subsea infrastructure in MRE ICOE November 6, 2014 By Don Bryan, BSc, MBA General Manager Pacific Northwest Operations
Agenda MacArtney overview Sample subsea infrastructure and components Case study Subsea challenges Q&A
World Wide Sales & Service Support Group headquarters Esbjerg, Denmark Subsidiaries and Sales offices 15 locations in Europe, USA, Australia, Asia and the Middle East Sales representatives 15 locations around the world Founded 1978 by Martin & Winnie MacArtney 300+ Employees + approx. 100 employees in associated companies
Our brands
Our industries Survey, seismic, riser monitoring, subsea production control, CSEM, decommissioning, inspection, repair, maintenance Universities and research institutes, aquaculture, climate change studies, environmental authorities, coast and port authorities, waterways authorities Hydrography, harbour surveillance, coastal and fisheries inspection, submarines, MCM Dredging, telecommunications, ship building, tunnel inspection, dams/structures and inspection Tidal and current energy providers, wave energy providers, hydro power, offshore wind Diving schools, harbour diving, coastal diving, deep water diving
Wave Tidal Offshore Wind
MacArtney MRE offering: From small SubConn connectors...
to Fibre optic, electric and mechanical assemblies and terminations
To very large connectors MacArtney 11 kv (7.6 MW) Wet Mate Connector
Agenda MacArtney overview Sample subsea infrastructure and components Case studies Subsea challenges Q & A
A sample application SUBSEA TERMINATION AND DISTRIBUTION JUNCTION BOX SYSTEM 1 4: Onshore installation & distribution 6: Export cable interface 8 & 9: Static export power cable 10 &11: Subsea distribution JB (HUB) 12: Static seabed power cable 13: In-line stress termination 14: Dynamic power cable 15: WEC (Wave Energy Converter)
Renewable energy application Inline terminations Mechanical protection Buoyant modules Bend stiffener Junction box
Cables Various sizes and types depending on application Spec: Weight in air: 4332 lbs/kft Weight in seawater: 3133 lbs/kft OD: 1.945
In-Line Stress Termination Standard working voltage range: 6/10(12) kv Conductor range: 30 300mm 2 Total estimated weight: 380 kg Working depth: 100m
1 st Generation In-Line Stress Termination Designed for OPT Use 1 pin Subconn power connectors 1000V/250amps or 3000V/90amps Use Optolink fibre optic connectors
Example of Termination Work
2nd Generation In-Line Stress Termination Designed for Solidal in Portugal Dry cable design 6.6kV/150amps
3 rd Generation In-Line Stress Termination Designed for EDF and wet cable design 36kV +/- 5kV/max 630amps DC application 185mm 2 max conductor size.
More Examples Scotrenewables SRTT250
MacArtney 11 kv (7.6 MW) Wet Mate Connector
Agenda MacArtney overview Sample subsea infrastructure and components Case study Subsea challenges Q & A
Case Study: Andritz Hydro Hammerfest at EMEC Floating crane used to help deploy 1MW tidal turbine, HS1000 in August 2013 at EMEC site 50m water depth, 3km from shore 4-5 m/s currents
Case Study: Andritz Hydro Hammerfest at EMEC MAC provided 2 x ½ In line terminations, 2 bend stiffeners, termination work on site and installation Dynamic cable was 100m long Terminated into 3km 11kV electrical and fibre optic export cable 1MW/6.6kV cable, 110A per phase 80 hours for 2 technicians to conduct termination work on land
Case Study: Andritz Hydro Hammerfest at EMEC Crane barge used as deployment vessel < 2 hours to connect two halves offshore No diver support needed
Agenda MacArtney overview Sample subsea infrastructure and components Case study Subsea challenges Q & A
Subsea challenges Cable supply Deployment vessels Trained crews System monitoring after deployment Operations and maintenance Single device to arrays
Q & A Thank you for your attention For further information please contact us at: www.macartney.com or dbr@macartney.com