Vertical Vacuum-Jacketed Vessels
What Are Vertical Vacuum-Jacketed Vessels?
A vertical vacuum-jacketed vessel is a double-wall pressure containment system oriented in an upright configuration, featuring an inner pressure vessel surrounded by an outer jacket with the annular space evacuated to create a high-vacuum insulation barrier. This vertical orientation maximizes floor space utilization while the vacuum jacket minimizes heat transfer through conduction and convection, maintaining stored materials at precise temperatures ranging from cryogenic levels (-269°C) to elevated temperatures exceeding 200°C. These vessels incorporate specialized multilayer insulation (MLI) within the vacuum space to further reduce radiative heat transfer.
Why Choose Vertical Vacuum-Jacketed Vessels?
Vertical Vacuum-Jacketed Vessels offer several critical advantages:
- Minimized Footprint: Vertical orientation maximizes storage capacity while minimizing floor space requirements, ideal for facilities with limited horizontal space
- Natural Stratification: Vertical design allows proper thermal stratification and natural convection patterns for temperature-sensitive liquids and gases
- Gravity-Assisted Drainage: Bottom-mounted outlet connections enable complete gravity drainage without mechanical assistance
- Simplified Support Systems: Single-point bottom support with top stabilization reduces structural complexity and installation costs
- Enhanced Vapor Management: Vertical configuration promotes efficient vapor phase separation and pressure relief functionality
Key Features of Vertical Vacuum-Jacketed Vessels
- Double-wall construction with evacuated annular space achieving vacuum levels of 10⁻⁵ to 10⁻⁶ torr
- Inner vessel pressure ratings from 15 PSIG to 500+ PSIG depending on application requirements
- Multilayer insulation (MLI) systems with thermal conductivity values below 0.0001 W/m·K
- Integral support skirts and saddles designed for seismic zone compliance
- Top-mounted access ports, relief devices, and instrumentation connections
- Bottom liquid withdrawal with vacuum-jacketed piping connections
- Capacities ranging from 50 gallons to 50,000+ gallons
Vertical Vacuum-Jacketed Vessels Applications
- Bulk cryogenic liquid storage (LN2, LOX, LAr, LNG, LHe)
- Industrial gas supply systems and vaporizer installations
- Semiconductor manufacturing gas delivery
- Medical and laboratory cryogen storage
- Food and beverage freezing and chilling systems
- Aerospace propellant storage
- Research and development cryogenic testing
Industries Served
- Industrial Gas Production and Distribution
- Semiconductor and Electronics Manufacturing
- Aerospace and Defense
- Medical and Healthcare Facilities
- Food Processing and Cold Chain
- Pharmaceutical Manufacturing
- Research Laboratories and Universities
- Energy and Power Generation
Industry Compliance and Certifications
Roben Mfg vacuum-insulated vessels are designed and fabricated to meet the highest industry standards:
- ASME Section VIII, Division 1 and Division 2 (Pressure Vessel Code)
- ASME B31.3 (Process Piping)
- National Board Registration
- PED (Pressure Equipment Directive) 2014/68/EU for European applications
- CRN (Canadian Registration Number) for Canadian provinces
Quality Assurance and Testing
Every Roben Mfg vacuum-insulated vessel undergoes comprehensive quality assurance:
- Welding procedures qualified per ASME Section IX
- 100% radiographic or ultrasonic examination of pressure-boundary welds
- Hydrostatic testing of inner vessels to 1.5x MAWP
- Helium leak testing of vacuum boundaries to 10⁻⁹ std cc/sec
- Complete material traceability and certification documentation
Frequently Asked Questions About Vertical Vacuum-Jacketed Vessels
What vacuum levels are achievable in vertical vacuum-jacketed vessels?
Our vertical vacuum-jacketed vessels achieve vacuum levels of 10⁻⁵ to 10⁻⁶ torr in the annular space, providing exceptional thermal insulation with heat leak rates as low as 0.1% per day for cryogenic applications.
What materials are used to construct vertical vacuum-jacketed vessels?
Inner vessels are typically fabricated from 304L or 316L stainless steel for cryogenic service, while outer jackets may use carbon steel or stainless steel depending on environmental conditions. All materials are selected for compatibility with stored products and operating temperatures.
Can vertical vacuum-jacketed vessels be customized for specific capacity requirements?
Yes, Roben Mfg manufactures vertical vacuum-jacketed vessels in custom sizes ranging from 50 gallons to over 50,000 gallons, with specific dimensions, pressure ratings, and connection configurations tailored to your application requirements.
Contact Roben Mfg, Inc.
For custom vacuum-insulated vessel quotations and technical consultations:
Roben, Mfg, Inc.
3855 Oakton Street
Skokie, Illinois 60076
Phone: 847-679-7430
Email: info@robenmfg.com
Website: www.robenmfg.com
