Cryogenic Liquefied Natural Gas (LNG) Vessels
Cryogenic liquefied natural gas (LNG) vessels are specialized containers designed to store natural gas in its liquid state at approximately -260°F (-162°C). At this temperature, natural gas occupies 1/600th of its gaseous volume, enabling economical storage and transport of large quantities of this clean-burning fuel.
Why are Cryogenic Liquefied Natural Gas (LNG) Vessels Needed?
LNG vessels are essential for the global natural gas supply chain, enabling transport of natural gas from production regions to markets worldwide. LNG storage supports peak shaving for utilities, fuel supply for LNG-powered vehicles and vessels, and industrial applications requiring natural gas in locations without pipeline access.
Cryogenic Liquefied Natural Gas (LNG) Vessels Applications
Common applications include:
- LNG import/export terminals
- Peak shaving facilities
- LNG bunkering and marine fuel
- LNG vehicle fueling stations
- Industrial satellite plants
- Small-scale LNG distribution
Cryogenic Liquefied Natural Gas (LNG) Vessels Specifications
At Roben, Mfg, Inc., we offer comprehensive options including:
- Operating temperature: -260°F (-162°C)
- Capacities from 1,000 gallons to millions of gallons
- Vacuum or foam insulation systems
- 9% nickel steel or stainless steel construction
- Working pressures from atmospheric to 250+ psig
Certifications and Standards
Our cryogenic pressure vessels are designed and manufactured in accordance with stringent industry standards:
- ASME Section VIII Division 1 & 2: Pressure vessel design and fabrication standards
- ASME Section IX: Welding procedures and qualifications
- CGA Standards: Compressed Gas Association requirements for cryogenic vessels
- NBIC: National Board Inspection Code compliance
- DOT/TC: Department of Transportation certification for transport vessels
- U Stamp & R Stamp: ASME certification for new construction and repairs
Cryogenic Liquefied Natural Gas (LNG) Vessels Frequently Asked Questions (FAQs)
What materials are used for LNG vessel construction?
LNG vessels typically use 9% nickel steel, austenitic stainless steels, or aluminum alloys for the inner tank. 9% nickel steel offers excellent strength and impact properties at cryogenic temperatures and is cost-effective for large vessels. Material selection depends on vessel size, pressure requirements, and applicable codes.
What insulation systems are available for LNG vessels?
Options include vacuum-jacketed designs with perlite or MLI insulation for smaller vessels, and foam insulation systems (polyurethane, foam glass) for larger atmospheric storage tanks. Vacuum systems provide the best thermal performance, while foam systems are more economical for very large tanks.
What codes govern LNG vessel design?
LNG vessels are designed to ASME Section VIII for pressure vessels, with additional requirements from NFPA 59A (LNG facilities), API 625 (tank systems), DOT regulations for transport, and 49 CFR 193 for LNG facilities. International projects may require compliance with EN, IGC, or other regional codes.
Contact Roben, Mfg, Inc.
For more information about our cryogenic insulated pressure vessel solutions or to request a quote, please contact Roben, Mfg, Inc. today. Our experienced engineering team is ready to assist you in developing the perfect solution for your unique cryogenic application requirements.
Phone: (732) 364-6000 | Email: sales@robenmfg.com
760 Vassar Ave, Lakewood, NJ 08701
