This document discusses the subaqueous installation of fiberglass reinforced plastic (FRP) pipes. It describes how FRP pipes are used for applications like wastewater outfalls, cooling water intakes and outfalls, and submarine crossings. It outlines the site supervision services provided during installation and different installation techniques like single pipe, multiple pipe, and preassembled pipe strings. Joint systems, trench excavation, alignment, backfilling and transition zone installation are also summarized. Several case studies of subaqueous FRP pipe installation projects are provided.
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Ballast Water Treatment with VOS™ | N.E.I. Treatment SystemsNEI Marine
Ballast Water Treatment using Venturi Oxygen Stripping (VOS) to eliminate harmful aquatic organisms. VOS is Type Approved and exceeds IMO ballast water treatment discharge standards. VOS is also Flag Approved, reduced ballast tank corrosion is intrinsically safe and does not use active substances. Learn more at http://www.nei-marine.com.
At 300 meters depth, we have it covered. But at depths up to 3000
meters, the physical conditions demand a radical re-think around
techniques and technology.
The problem of water and gas coning has plagued the petroleum industry for decades. Water or gas encroachment in oil zone and thus simultaneous production of oil & water or oil & gas is a major technical, environmental and economic problems associated with oil and gas production. This can limit the productive life of the oil and gas wells and can cause severe problems including corrosion of tubulars, fine migration, hydrostatic loading etc. The environmental impact of handling, treating and disposing of the produced water can seriously affect the economics of the production. Commonly, the reservoirs have an aquifer beneath the zone of hydrocarbon. While producing from oil zone, there develops a low pressure zone as a result of which the water zone starts coning upwards and gas zone cones down towards the production perforation in oil zone and thus reducing the oil production. Pressure enhanced capillary transition zone enlargement around the wellbore is responsible for the concurrent production. This also results in the loss of water drive and gas drive to a certain extent.
Numerous technologies have been developed to control unwanted water and gas coning. In order to design an effective strategy to control the coning of oil or gas, it is important to understand the mechanism of coning of oil and gas in reservoirs by developing a model of it. Non-Darcy flow effect (NDFE), vertical permeability, aquifer size, density of well perforation, and flow behind casing increase water coning/inflow to wells in homogeneous gas reservoirs with bottom water are important factors to consider. There are several methods to slow down coning of water and/or gas such as producing at a certain critical rate, polymer injection, Downhole Water Sink (DWS) technology etc.
Shubham Saxena
B.Tech. petroleum Engineering
IIT (ISM) Dhanbad
Effective water management is critical to both open-pit and sub-surface mining operations. Mine dewatering is an essential part of resource extraction, as it lowers the water table around the mine or quarry. Effectively managed dewatering processes typically employ continuous water level monitoring.
Oil and gas industry is changing and moving to deep and ultra deep water which come with new challenges for the current risers design . so i proposed a new design which will change the industry and help drill oil and gas in ultra deep waters
At 300 meters depth, we have it covered. But at depths up to 3000
meters, the physical conditions demand a radical re-think around
techniques and technology.
The problem of water and gas coning has plagued the petroleum industry for decades. Water or gas encroachment in oil zone and thus simultaneous production of oil & water or oil & gas is a major technical, environmental and economic problems associated with oil and gas production. This can limit the productive life of the oil and gas wells and can cause severe problems including corrosion of tubulars, fine migration, hydrostatic loading etc. The environmental impact of handling, treating and disposing of the produced water can seriously affect the economics of the production. Commonly, the reservoirs have an aquifer beneath the zone of hydrocarbon. While producing from oil zone, there develops a low pressure zone as a result of which the water zone starts coning upwards and gas zone cones down towards the production perforation in oil zone and thus reducing the oil production. Pressure enhanced capillary transition zone enlargement around the wellbore is responsible for the concurrent production. This also results in the loss of water drive and gas drive to a certain extent.
Numerous technologies have been developed to control unwanted water and gas coning. In order to design an effective strategy to control the coning of oil or gas, it is important to understand the mechanism of coning of oil and gas in reservoirs by developing a model of it. Non-Darcy flow effect (NDFE), vertical permeability, aquifer size, density of well perforation, and flow behind casing increase water coning/inflow to wells in homogeneous gas reservoirs with bottom water are important factors to consider. There are several methods to slow down coning of water and/or gas such as producing at a certain critical rate, polymer injection, Downhole Water Sink (DWS) technology etc.
Shubham Saxena
B.Tech. petroleum Engineering
IIT (ISM) Dhanbad
Effective water management is critical to both open-pit and sub-surface mining operations. Mine dewatering is an essential part of resource extraction, as it lowers the water table around the mine or quarry. Effectively managed dewatering processes typically employ continuous water level monitoring.
Oil and gas industry is changing and moving to deep and ultra deep water which come with new challenges for the current risers design . so i proposed a new design which will change the industry and help drill oil and gas in ultra deep waters
Why we're selling? After spending the last 13 summers waterskiing in the same area, we’re ready to move on to our other hobbies like rock climbing, fishing, and scuba diving to discover the rest of California!
Boat history: Purchased 1996 in excellent condition from a couple liquidating assets in divorce settlement. This boat was used at one location (Lake McClure) over the last 13 years and has been kept at an INDOOR storage facility within a mile of Lake McClure. It has been used for waterskiing, tubing, & wakeboarding by our family. It has never been rented out, and has had only 2 drivers in 13 yrs. We've given it lots of TLC as our belief is that if you treat the boat well and service it regularly, it will reciprocate to give you many hours of enjoyment!
This presentation includes effective knowledge about Gasoline Engine.
The best thing about the presentation is this it includes many pictures for better understanding.
This is very helpful for students.
Me Majid.
Contact : +923005524644
+923455242696
The Azerbaijan Section of the Project’s Oil Pipeline including valve and pig trap stations, laying of Fiber Optic cable and tie-ins at pumping stations.
The Pipeline links the Caspian sea oil wells with the Mediterranean Sea ship tankers port.
The capacity is1 million barrels of crude oil flow per day
MARITIME, NAVAL, OFFSHORE & MARINE ENERGY WELDING SPECIALISTS. DEGIMA Naval &...DEGIMA SA
MARITIME, NAVAL, OFFSHORE & MARINE ENERGY WELDING SPECIALISTS. DEGIMA Naval & Civil engineering at North of Spain
WAVE ENERGY DEVICES Since 2006 we have been manufacturing different Power Buoys and Underwater Substation Pod, among other different structures and ancillary products.
OFFSHORE WIND DEVICES
Other than the wave energy devices, Degima has been manufacturing Offshore Wind Masts and Offshore Weather Masts (floating steel platforms).
Pipex FASTBUILD™ Packaged Pumping Stations can be supplied complete with Pipex FASTBUILD™ Valve Chambers and Pipex CHEMSAFE™ Pipe Systems heavy gauge HDPE rising mains. Alternatively the chambers can be supplied standalone for connection to any concrete, plastic, clay, FRP, cast iron or metallic drainage pipe system as required.
Advantages of Pure Polyurea and Polyurethane Elastomeric Coatings in Corrosiv...Michelle Gunn
Presentation by Peter Morgan, Rhino Linings Australasia Managing Director on - what polyurethane is, the advantages of using it, including advice on how to select the right product for the required application for drinking water tank linings, industrial tank liners, thickener tanks, channel linings, ponds, dams and secondary containment applications. Prepared by Denis Baker, Rhino Linings Special Project Engineer
Slides discuss Neodren®, an alternative subsurface seawater intakes technology utilizing horizontal directional drilling (HDD) to insert horizontal sub-seafloor drain, including current operating plant performance data.
3. Site Supervision service
If any request or any requirement, field supervision is provided to achive a
satisfactory installation. Field engineers and technicians can advise the
purchaser or the installer to help him achieve a satisfactory installation.
• Field engineers supervise the installation of GRP pipes,
• Follow the errection closely and submit their comments and recommendations
to achive satisfactory pipe installation,
• Assist to the installer for decision of installation technics and applications,
• Assist to project firms for computation and determination of thrust block
dimensions,
• Field technicians assist the workers to achieve satisfactory coupling joint and
backfilling.
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Manufacturing Meeting, Spain, January 2005
4. Subaqueous Installatıon of GRP Pipes
GRP pipes are used for subaqueous applications such as;
Waste water outfall,
Cooling water outfall,
Sea water intake for
Drinking water supply,
Cooling water supply,
Etc...
Submarine crossing.
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Manufacturing Meeting, Spain, January 2005
5. Pipe Joint Systems
GRP TEST COUPLING JOINT
Coupling Joint is a flexible joint system.
GRP lock couplings allow angular deflections.
Allows preliminary check for each joint under water
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Manufacturing Meeting, Spain, January 2005
6. Pipe Joint Systems
Marine Harness Lug
Marine harness lugs are used to keep together preassembled pipe strings of several
pipes during loading, transfering, and sinking operations and also to assist divers for
joining operation under water.
Depending on pipe diameter two, three or four pieces of marine harness lugs are
fixed surrounding the ends of the pipes.
It is recommended to remove stud bolts before backfilling in order not to prevent
flexibility of GRP couplings.
Steel lugs are fixed with filament winding method using glassfiber &resin
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Manufacturing Meeting, Spain, January 2005
7. Trench Excavatıon & Backfıllıng
- Excavator, dredger or trencher is used for excavating the trench.
- Excavator or clamshell bucket or flex tubes are used for backfilling.
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Manufacturing Meeting, Spain, January 2005
8. Subaqueous Installation Techniques
Depending on project requirements and site or weather conditions
different installation techniques are used.
Single pipe installation
Multiple pipe installation
Multiple pipe installation, providing pipe string
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Manufacturing Meeting, Spain, January 2005
10. Subaqueous Installation Techniques
Multiple Pipes
Two or three section of pipes are preassembled on land or barge then
lowered to water and joined under water,
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Manufacturing Meeting, Spain, January 2005
11. Joining of Pipes under Water
Generally, come along jacks with steel clamps are used for joining of pipes.
Depending on marine conditions marine harness lugs are used to join the pipes
under water.
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Manufacturing Meeting, Spain, January 2005
12. Pipe Alingment while Joining
Depending on project reuirement, marine and weather conditions different
equipments are used for alingment of pipe ends to join.
Steel Truss
Hydraulic Sea Horse
Specail GRP
Coupling
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Manufacturing Meeting, Spain, January 2005
13. Trench Backfilling
Excavator or clamshell bucket or flex tubes are used for backfilling.
Backfilling is provided by the divers under water.
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Manufacturing Meeting, Spain, January 2005
14. Subaqueous Installation Techniques
MULTIPLE PIPES PROVIDING PIPE STRING
Long pipe sections (100m-300m-500m...) are preassmbled on land or barge
and lowered to water and joined under water.
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Manufacturing Meeting, Spain, January 2005
15. TOW Techniques
Depending on shape of the sea bottom, weather conditions and adequacy of
equipment different tow methods can be selected.
• Surface tow
float and sink
sub surface tow
• Controlled depth tow
off-bottom tow
bottom pull
Manufacturing Meeting, Spain, January 2005
16. Onshore-Offshore Transition Zone
Sand bags may be used to prevent floating of pipes and washing out backfill from
wave actions.
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Manufacturing Meeting, Spain, January 2005
17. Onshore-Offshore Transition Zone
Pipes are launched to the sea with different methods as shown on the
pictures.
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Manufacturing Meeting, Spain, January 2005
18. Unimar Power Plant Cooling Water Outlet
Client : Unimar Enerji Yatırımları A.Ş.
Location : Marmara Ereğlisi / Tekirdağ / TURKEY
Date : Feb 2005 – June 2005
Capacity : 480 MW
Main Contractor : STFA Marine Construction Co.
Cooling Water Discharge
DN2400mm-600mm, PN6Atm, SN 5000N/m2 L= 240m
Manufacturing Meeting, Spain, January 2005
19. Biga Autoproducer Power Plant
Cooling Water Inlet & Outlet
Client : İçdaş Çelik Enerji Tersane Ulaşım San. A.Ş
Location : Çanakkale / Biga / TURKEY
Date : Sep 2004 – March 2005
Capacity : 102 MW
Main Contractor : DETEK Marine Construction Co.
Sea Water Inlet & Outfall Pipes
DN2200mm, PN6Atm, SN 5000N/m2 L= 196m
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Manufacturing Meeting, Spain, January 2005
20. Adapazarı Gölprizi Drinking Water Project
Client : ADASU Genel Müdürülüğü
Location : Adapazarı / TURKEY
Date : Jan 2005 – continue
Main Contractor : ZihniÜstünoğulları İnşaat A.Ş.
Lake Water Inlet Pipes
DN1600mm, PN6Atm, SN 5000N/m2 L= 1500m
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Manufacturing Meeting, Spain, January 2005
21. Constanta North & Eforie South Wwtp Waste Water Outfall
Client : ATHENA SA Construction Co.
Location : Constanta / ROMANIA
Date : June 2005 – continue
Main Contractor : ATHENA SA Construction Co.
Waste Water Outlet
DN1500mm, PN6Atm, SN 10000N/m2 L= 4250m
DN 700mm, PN6Atm, SN 10000N/m2 L= 1360m
GRP Test Coupling
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Manufacturing Meeting, Spain, January 2005
22. İskenderun Sugözü Coal Fired Power Plant
Investor : STEAG AG
Project Company : İSKEN A.Ş.
Location : Adana- Ceyhan / TURKEY
Project Duration : 2000 - 2003
Net capacity : 1210 MW
Main Contractors : Siemens, Babcock, Gama Tekfen JV & Simko
Marine Consultant : MECC Marine & Land Eng & Consulting Co.
Subcontractor : STFA Marine Cons. Co.
Intake Line/ Sea-Pump House
DN2800mm, PN6Atm, SN 6500N/m2 L= 1570m
Cooling Line/ Pump House-Seal Pit
DN2600mm, PN6Atm, SN 5000N/m2 L= 800m
Seaoutfall Line/ Seal Pit – Sea
DN2400mm, PN6Atm, SN 6500N/m2 L= 4750m
Manufacturing Meeting, Spain, January 2005 22