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Vacuum Insulated Cryogenic Tanks

This document provides information on vacuum insulated cryogenic storage tanks. It describes the double-walled cylindrical tank structure with an annular space between the inner and outer vessel that is evacuated and filled with insulating material to minimize evaporation losses. It lists the technical specifications for these tanks, including acceptable codes, design pressures and temperatures, capacity ranges, and standard design sizes. Key features highlighted include minimum evaporation loss, simple installation and maintenance, and fittings that allow for safe liquid or vapor transfer at preset operating pressures.

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Alejandro Cano
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0% found this document useful (0 votes)
122 views2 pages

Vacuum Insulated Cryogenic Tanks

This document provides information on vacuum insulated cryogenic storage tanks. It describes the double-walled cylindrical tank structure with an annular space between the inner and outer vessel that is evacuated and filled with insulating material to minimize evaporation losses. It lists the technical specifications for these tanks, including acceptable codes, design pressures and temperatures, capacity ranges, and standard design sizes. Key features highlighted include minimum evaporation loss, simple installation and maintenance, and fittings that allow for safe liquid or vapor transfer at preset operating pressures.

Uploaded by

Alejandro Cano
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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Download as PDF, TXT or read online on Scribd
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Product Specification

Vacuum Insulated Cryogenic Storage Tank

Cryogenic Vessels are designed for storage and transport of liquid gases at sub - zero temperatures.
Manufacturing of such vessels requires special technical know how and sophisticated fabrication techniques.
SCS has developed the necessary technology and has been manufacturing these vessels from more than
last two decades.

Structures
Cryogenic Vessel is essentially a double walled cylindrical tank, annular space between inner and outer
vessel is filled with an insulating material and evacuated to a high vacuum to achieve minimum
evarporation losses. The cold converter is fitted with pressure building arrangement with automatic
pressure build - up regulator.

Operation
Design of vessels is compact sturdy and easy to operate. Top end liquid filling, reduces the pressure inside
the tank and pressure increases in bottom filling. Pressuring system enables operator to increase the
pressure during liquid unloading to tanks or gas line vaporisers. By regulating the opening of both top and
bottom filling valves, there is no significant change of pressure during liquid delivery. This results in
constant liquid supply to vaporiser

Liquid Gas Containers are

z Vacuum insulated Storage and Transport Tanks.


z Automatic Cold converters

Capability
Storage at temperature upto (-196oC) ranging from 200 ltrs to 1,00,000 ltrs with option of low and high
pressure Cold converters are used to allow the supply pressure pipe line networks after gasification in
atmospheric heat exchangers, storage tanks supply networks or tanks of smaller capacity for low liquid
temperature directly.

Technical Specification (Storage Tanks)

ASME Section - VIII DIV-1 / EN - 13458 / I.S. 2825


Codes
ETC WITH SMPV (U) Rules
Design Pressure 3 Kg to 50 Kg/cm2
Working Pressure 1 Kg to 48 Kg/cm2
Design Temperature -196oC (-320oF) + 65oC
Capacity 1000 ltrs to 150000 ltrs working vol.
Vapour Space 6 to 10 % of working capacity
Daily Evaporation Rate(Liquid N2) 0.2% to 1.2% per day
1000 ltrs, 3000 ltrs, to 6000 ltrs, 10000 ltrs, 11500
ltrs - 15000 ltrs, 20000 ltrs, 25,000 ltrs, 13000 ltrs ,
Standard Designs
14000 ltrs , 30000 ltrs, 35000 ltrs, 40000 ltrs,
50000 ltrs capacities

Main Features

z Minimum evaporation loss due to high degree evacuation and filling interspace with expanded powder
insulant / multi layer super isulation.
z Simple installation cost effective easy maintenance and entire vessel is epoxy painted white
z Strudy construction compact inner vessel of stainless steel and outer vessel of carbon steel
z Fitted with liquid level indicator safety valves, pressure gauge vacuum sensor pressure build up valves
and other fittings as required
z Instruments suitably positioned for easy access and operation and devertor valve at dual safety
device
z Suitable for transferring liquid gas as well as vapour gas at preset operating pressures to distribution
pipe lines.
z Thermo - syphon system for storage vessels meant for cylinder filling purposes to minimise filling
losses
z All valves and safeties are in accordance with standard codes and approval is granted from CCOE
Nagpur
z Mobile Tanks are precisely designed to provide useful load to gross transport weight and powerful
pressurising coil fitted to offset the need of transfer pump.

Product Code : 03

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Contact Details

SUPER CRYOGENIC SYSTEMS PVT. LTD.


C-18-19, Sector-8, Noida - 201301, Uttar Pradesh, India
Send Mail Send SMS

Key Personnel
Mr. Deepak Rajotia (Director)
Mr. J. P. Badola (Executive Director)

http://supercryo.tradeindia.com/vacuum-insulated-cryogenic-storage-tank-308325.html 16/10/2012

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