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Vertical Cryogenic Storage Tanks for Carbon Dioxide and Nitrous Oxide

Benefits of the VTC Series

  • Inner Vessel - low-temperature carbon steel
  • Outer Jacket - a combined leg and lifting lug system designed for safe transport, easy lifting and low cost erection using a single crane
  • Insulation - a proven high quality vacuum-perlite system
  • Piping - stainless steel piping for reliability and long life, ergonomically arranged workplace, flow diagram and gauges at eye level, easily accessible valves and safety relief valve outlets directed away from the operating area
  • Valves - standard with stainless steel bodies and welded-on connection (ball, bronze bodies and/or screw-connections valves are optional)
  • Pressure Control - an easily adjustable regulator for pressure control and aluminum pressure-building coil are standard (other types of PBUs, including electrical PB heaters, are optional)
  • Instrumentation - high quality stainless steel pressure gauge and differential pressure contents gauge
  • Safety - dual relief valves are standard with a variety of options, including additional relief valves. Valves are easily accessible and relief valve outlets are directed away from the operating area.
  • Option - electrical pressure building heater
  • Outer Finish - high-gloss white paint with excellent corrosion resistance, patented engineered Siloxan coating with low contents of VOC
  • Transport - rugged internal supports allow for safe transportation by road, rail or container

The new VTC range of cryogenic tanks combines safety, flexibility and easy economical operation. The VTC series includes 15 models with features industrial gas producers and users have asked for, but could not get until now. They include a high performance, standard design and a wide range of options to meet most special needs.

The VTC series is designed for long-term storage of liquefied carbon dioxide or nitrous oxide. The VTC series is available in capacities from 4.000 to 62.000 liters and a maximum allowable working pressure of 25 bar.

VTC tanks are produced in accordance with the new European Pressure Equipment Directive (PED) and European Norms, as well as, AD 2000 or other national pressure vessel codes, as required.

Tanks outside the VTC range are also available upon request. Finally, Chart Ferox manufactures customized vertical and horizontal storage tanks with capacities up to 560.000 liters, as well as vaporizers, vacuum insulated pipe and other components needed to create a complete "customer" installation.

 

Flow Schematic

Nomenclature
(standard model — not all options shown)

A1 Fill connection
A2 Gas return connection
EHC Electrical heater (optional)
GR Gas return valve
LI Level indicator
PBC Pressure building coil
PI Pressure indicator
R1 Pressure control valve / Economizer
S1 Safety valves, inner vessel
S2 Vacuum safety device
S3 Thermal relief valve, PB circuit
S4 Thermal relief valve, PB circuit
V1 Bottom fill valve
V3 Isolating valve, bottom fill
V4 Valve, PB outlet
V5 Valve, vapor vent / gas outlet
V6 Valve, trycock
V9 Valve, liquid outlet
V12 Valve, evacuation
V14 Valve, safety relief selection
V50 Valve, LI vapor phase
V51 Valve, LI liquid phase
V52 Valve, LI equalization

Technical Specification


VTC Series

Download Print Version
(~160 kB, PDF, download Acrobat Reader here for free)


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