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Search Results for Deadman system
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Paper presented at the SPE/IADC Drilling Conference, February 27–March 1, 2001
Paper Number: SPE-67809-MS
... systems studied include 1) intervention by Remote Operated Vehicle (ROV); 2) deadman systems/autoshear systems; and 3) acoustic control systems. disconnect consideration lmrp connector upstream oil & gas operation drilling equipment well control equipment connector lmrp deepwater...
Paper presented at the International Petroleum Technology Conference, March 23–April 1, 2021
Paper Number: IPTC-21430-MS
... while operating Emergency Disconnect System (EDS) available through Remotely Operated Vehicle (ROV) control panel or acoustic system. In addition, it is mandatory for the SBOP to have Autoshear and Deadman systems to be able to shut in the well in case of an emergency. Furthermore, technological...
Paper presented at the Offshore Technology Conference, April 30–May 3, 2012
Paper Number: OTC-23480-MS
... Abstract Description of the Material This paper describes how the Subsea Safety Critical Systems can be enhanced toprovide greater shearing pressure and volume for the Shear Rams when being usedby the Emergency Disconnect System, EDS, Deadman System, or Autoshear System. Utilizing...
Paper presented at the IADC/SPE Drilling Conference, March 2–4, 2004
Paper Number: SPE-87157-MS
... flowing well Accordingly, system capabilities were evaluated against these criteria. Executive Summary For rigs with a multiplex BOP control system operating in DP mode, the recommended system is what is defined herein as a deadman system, with suggested enhancements noted in the Recommended...
Paper presented at the Offshore Technology Conference, April 30–May 3, 2012
Paper Number: OTC-23473-MS
... basis; Requirements for auto shear and deadman systems for dynamically positioned rigs; Establishment of minimum requirements for personnel authorized to operate critical BOP equipment; Requirement for documentation of subsea BOP inspections and maintenance according to API RP 53, Recommended...
Paper presented at the SPE/IADC Drilling Conference and Exhibition, March 17–19, 2015
Paper Number: SPE-173167-MS
... Abstract As offshore drilling plans increase drill pipe sizes and push into deeper water, emergency accumulator systems for BOP control are also being pushed to maximum performance conditions. Recently some systems have failed subsea deadman/autoshear testing despite shore calculations...
Published: 17 March 2015
Figure 2 A typical usable gallon curve for a single function deadman/autoshear (DMAS) system. For this system, the acceptable range for surface precharge pressures is between 2, 900 psi and 8, 150 psi. More
Paper presented at the IADC/SPE Drilling Conference, February 26–28, 2002
Paper Number: SPE-74469-MS
..., the cause of these losses has not been identified. Conclusions The minimum pressure in accumulators should be set by the highest pressure required by the sequence of functions in emergency back up systems, such as EDS, AMF, or deadman. This is generally the shearing by the blind shear ram...
Paper presented at the Offshore Technology Conference, May 4–7, 1992
Paper Number: OTC-6961-MS
... requirements. These stages are referred to as initiation, underway and termination. The additional procedures ofabandonment and recovery may be required while underway. Initiation methods are typically deadman anchor, hanging or bowstring in shallow water, J-tube in moderate to mildly deep water, and stab...
Paper presented at the OTC Brasil, October 4–6, 2011
Paper Number: OTC-22758-MS
... are to be followed for all hoisting, lifting, and pipe handling activities ABS has identified major features that are made Autoshear and Deadman systems are mandatory well control (DP) units Additional shear-ram is to be provided for Failure Mode Effect Analysis (FMEA) performed for the complete well...
Publisher: Society of Exploration Geophysicists
Paper presented at the 2014 SEG Annual Meeting, October 26–31, 2014
Paper Number: SEG-2014-0251
... to the southwest: Deadman Lake Basin, Surprise Spring Basin, and Joshua Tree Basin. The average depth and density variations between sediment and bedrocks may be slightly different. The released USGS isostatic Bouguer gravity data is gridded using an equivalent layer method. The gravity stations on the bedrocks...
Paper presented at the SPE Americas E&P Health, Safety, Security, and Environmental Conference, March 21–23, 2011
Paper Number: SPE-143718-MS
... on a continuous basis; Requirement for autoshear and deadman systems for dynamically positioned rigs; Establishment of minimum requirements for personnel authorized to operate critical BOP equipment; Requirement for documentation of subsea BOP inspections and maintenance according to API RP 53...
Paper presented at the SPE Deepwater Drilling and Completions Conference, June 20–21, 2012
Paper Number: SPE-154928-MS
... include testing the ROV intervention, autoshear, and "deadman" functions at the surface; testing the "deadman" function and wellhead connector after initial latch-up subsea; and procedures for operating the diverter system. The "deadman" function is designed to close the blind/shear rams if hydraulic...
Paper presented at the The Seventh International Offshore and Polar Engineering Conference, May 25–30, 1997
Paper Number: ISOPE-I-97-481
... Notes to Fig. 1: 1. Sea bed; 2. Capping beam; 3. Fender; 4. Curb; 5. Mooring device; 6. Crane rail track; 7. Pavement; 8. Sheet-piled wall; 9. Tie rod; 10. Deadman anchorage; 11. Relieving platform; 12. Loading block; 13. Hight-level concrete deck; 14. Bed; 15. Concrete lockwork; 16. Rock fill; 17...
Journal: Journal of Petroleum Technology
J Pet Technol 57 (04): 49–51.
Paper Number: SPE-0405-0049-JPT
Published: 01 April 2005
... of the blowout preventer (BOP), where the riser and drillpipe had snapped off. Riser-joint number 1 was resting against the BOP close to the control lines that operate the stack (Fig. 2). Fig. 3 shows the top of the LMRP after the riser break. The BOP’s deadman sequence functioned as designed and secured...
Journal: Marine Technology and SNAME News
Mar Technol SNAME N 18 (03): 234–244.
Paper Number: SNAME-MTSN-1981-18-3-234
Published: 01 July 1981
... generators. Missing from the list are the following systems that are not tested by Routine Operational Testing but are important o safety of the vessel or crew and should be periodically tested: Engineer's assistance needed alarm, including the deadman feature if required; NVC 1-69 Paragraph C.3.(b...
Paper presented at the OTC Brasil, October 27–29, 2015
Paper Number: OTC-26182-MS
... unable to prevent or stop an active blowout No effective testing or monitoring was in place to verify the availability of the redundant systems in the emergency Automatic Mode Function (AMF)/deadman system The BOP systems responsible for shearing drillpipe in emergency situations are vulnerable...
Paper presented at the Offshore Technology Conference, May 3–6, 1982
Paper Number: OTC-4397-MS
... loads applied to the ship or Forces and displacements perpendicularto the barges must also be resisted by the mooring system. Large ships are moored with theaid of the shoreline will be resisted by a system of two steel transfer ramps, abutments and deadman mooring dolphins, thus the forces due...
Paper presented at the Offshore Technology Conference, August 16–19, 2021
Paper Number: OTC-31048-MS
... in a double body BOP that was mounted into an LMRP frame together with the control system. A valve was rigged up to simulate a deadman-autoshear situation, and upon the control system activation, the K-BOS was activated and sheared both the 16-1/4" casing and the 6-5/8" drill string hung in the bore. A catch...
Publisher: World Petroleum Congress
Paper presented at the 21st World Petroleum Congress, June 15–19, 2014
Paper Number: WPC-21-1396
... to containment of hydrocarbons that may leak from subsea production system equip- ment (e.g. subsea production well) and casing stubs at the seafloor. The task force did not review blowout pre- venters (BOPs), Emergency Disconnect Systems (EDS), autoshear systems, deadman systems, or ROV/BOP interfaces (pumps...
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