Fundamental underwater cutting method experiment as a dismantling tool for a commercial atomic reactor vessel
Journal Article
·
· Nucl. Technol.; (United States)
OSTI ID:5912860
A new underwater cutting technique applying underwater dismantling to commercial atomic reactor vessels has been developed. This technique involves gas cutting the mild steel underwater after removing the stainless steel cladding by arc gouging. The arc gouging is achieved by blowing out metal--which is melted by an arc between a mild steel electrode wire and the stainless steel--by jetting water from a rear water nozzle. The fuel gas employed for preheating for the gas cutting was a mixed gas of propane and 30% methylacetylene. The test piece used was made of 300-mm-thick mild steel with 8-mm-thick stainless steel cladding. The fundamental cutting experiment was carried out successfully under a cutting speed condition of 15 cm/min at a water depth of 20 cm. This apparatus is easy to handle, compact, and cheap.
- Research Organization:
- Government Industrial Research Institute Sikoku, Machinery and Metal Department, 2-3-3, Hananomiya-cho Takamatu-si
- OSTI ID:
- 5912860
- Journal Information:
- Nucl. Technol.; (United States), Journal Name: Nucl. Technol.; (United States) Vol. 59:1; ISSN NUTYB
- Country of Publication:
- United States
- Language:
- English
Similar Records
Underwater Laser Cutting Technology - 16491
Development of techniques for remote plasma arc cutting of a nuclear reactor vessel
Dismantling of Evaporators by Laser Cutting Measurement of Secondary Emissions
Conference
·
Fri Jul 01 00:00:00 EDT 2016
·
OSTI ID:22838281
Development of techniques for remote plasma arc cutting of a nuclear reactor vessel
Journal Article
·
Wed Nov 30 23:00:00 EST 1977
· Weld. J. (Miami); (United States)
·
OSTI ID:6387930
Dismantling of Evaporators by Laser Cutting Measurement of Secondary Emissions
Conference
·
Sat Jul 01 00:00:00 EDT 2006
·
OSTI ID:20995530
Related Subjects
22 GENERAL STUDIES OF NUCLEAR REACTORS
220200* -- Nuclear Reactor Technology-- Components & Accessories
42 ENGINEERING
423000 -- Engineering-- Marine Engineering-- (1980-)
ACETYLENE
ALKANES
ALKYL RADICALS
ALKYNES
ALLOYS
ARC WELDING
CHROMIUM ALLOYS
CONTAINERS
CORROSION RESISTANT ALLOYS
DECLADDING
DEMOLITION
DIMENSIONS
FABRICATION
FLUIDS
FUEL GAS
FUEL-CLADDING INTERACTIONS
FUELS
GAS FUELS
GASES
HEAD END PROCESSES
HYDROCARBONS
IRON ALLOYS
IRON BASE ALLOYS
JOINING
MECHANICAL DECLADDING
METHYL RADICALS
ORGANIC COMPOUNDS
POWER REACTORS
PROPANE
RADICALS
REACTOR DISMANTLING
REACTOR VESSELS
REACTORS
STAINLESS STEELS
STEELS
SUBMERGED ARC WELDING
TESTING
THICKNESS
UNDERWATER OPERATIONS
WELDING
WELDING MACHINES
220200* -- Nuclear Reactor Technology-- Components & Accessories
42 ENGINEERING
423000 -- Engineering-- Marine Engineering-- (1980-)
ACETYLENE
ALKANES
ALKYL RADICALS
ALKYNES
ALLOYS
ARC WELDING
CHROMIUM ALLOYS
CONTAINERS
CORROSION RESISTANT ALLOYS
DECLADDING
DEMOLITION
DIMENSIONS
FABRICATION
FLUIDS
FUEL GAS
FUEL-CLADDING INTERACTIONS
FUELS
GAS FUELS
GASES
HEAD END PROCESSES
HYDROCARBONS
IRON ALLOYS
IRON BASE ALLOYS
JOINING
MECHANICAL DECLADDING
METHYL RADICALS
ORGANIC COMPOUNDS
POWER REACTORS
PROPANE
RADICALS
REACTOR DISMANTLING
REACTOR VESSELS
REACTORS
STAINLESS STEELS
STEELS
SUBMERGED ARC WELDING
TESTING
THICKNESS
UNDERWATER OPERATIONS
WELDING
WELDING MACHINES