Download - Nfpa 58 2011 Compliance Package
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resents
NFPA 58 Emergency ShutdownCom liance 2011
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2 pec a zes n a e ange o - as o u ons- ang ng rom
Simple Modifications to Turn Key Construction Projects
Pressure Relief Valve Upgrades
Supply Terminals
Tank Evacuation Systems
Methanol Injector Systems
Vapor Distribution Systems
T2E Buys and Sells Used ASME Bulk Storage Tanks &
4k to 90k Tank Relocation
Various LP-Gas Equipment
Visit our website at: www.transtechenergy.com
www.transtechenergy.com2
Contact us at: 1(888)206-4563 or [email protected]
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Company Overview
T2E is a nationwide service rovider for
NFPA 58 2011 upgrades
Over 1,500 tank upgrades since Oct 05
Awarded nationwide contract for Amerigas
Preferred contractor for Surburban Pro ane
Service many large multi-location
corporations throughout the US
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NFPA 58: Liquefied Petroleum GasCode, 2001 Edition:
,
Petroleum Gas Code is the industrys mosttrusted source for safety requirements.
Major changes in the new 2001 NFPA 58 raise thes an ar or - as sa e y o a new eve .
make high volume propane storage safer.
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NFPA 58- 2011 Upgrades
General Purpose of 5.7.7.2 (2004 edit.)
. . .
Why Tank Opening Valve Changes?
Ability to Stop Outward Flow of Product From
the Tank
Ability to Close Valves from a Remote Location
Ability to Close Valves by Thermal Actuation
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2011 Liquid Bulk Plant Valves
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NFPA 58- 2011 U rades 5.7.7.2 ASME Containers 4000 gallon wc shall be equipped:
erv ce ns a a ons
Since 2001
e ore w ou
ISVs (2011)
e ore
w/ ISVsVapor Inlet A,B, or C Not Req. Not Req.
Vapor Out et B or C Not Req. Not Req.
Liquid Inlet D or E D,E,F, or G RT
Liquid Outlet E E or H RT
A-Valve close to Backflow check
B-Valve close to Excess Flow Valve (EFV)
C-Internal Valve (IV) or EFV
D-Valve close to Backflow checkE-IV w/ remote and automatic thermal closure (RT)
F-Emergency Shutoff Valve (ESV) w/ RT close to existing Valve/EFV combo
- ac ow c ec c ose o ex s ng a ve com o
H-Emergency Shutoff Valve (ESV) w/ RT close to existing Valve/EFV combo
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Liquid Inlet Only Lines
Existing Installation
Excess flow valve in tank
with shutoff valve in
piping.
Install G200 back check
valve as close as
valve.
Replace excess flow
Install N550 ESV as close
as practical to shutoff
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Liquid Inlet and Outlet Only Lines
Existing Installation Excess flow valve in tank
with shutoff valve in.
Retrofit Options ep ace excess ow
valve in tank withinternal valve.
Install N550 ESV as
close as practical toshutoff valve.
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Examples
Liquid Outlet
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Examples
Liquid Fill and Vapor Transfer
AFTER
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BEF RE
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Examples
Liquid Fill and Vapor Transfer
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Example - Vapor Distribution System
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BEFORE
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Example - Vapor Distribution SystemBEFORE
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Example - Vapor Distribution System
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BEFORE
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Example - Vapor Distribution System
AFTER
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AFTER
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AFTER
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Pneumatic Diagram
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Scope of Work
Install neumatic actuated emer enc shutoff valves
(ESVs) in all liquid openings and/or vapor openings ofeach tank.
Step 1: Flare down (IVs Only)
Step 2: Dismantle key areas
ep : ns a new s s or s
Install Pressure Relief Valves
ep: ns a pneuma cs an ea es p p ng
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Issues to Consider in Retrofit
Include Vapor Lines???
Not Re uired b NFPA 58
Required in Texas Check Your State Requirements
Why leave your gate open on your security fence?
Highly recommended
Relief Valves
(Standard industry recommendation: 10 yr change out)
Shutoff Valves / Filler Valves Bobtail and Transport Bulkheads
New Pi in
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BEFORE
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AFTER
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Benefits - 2011 Upgrades
to prevent tank failure when exposed to fire
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Benefits - 2011 Upgrades
automatically or manually.
Limits the extent of LPG than can be released to
the atmosphere.
Should there be ignition/fire:
on ro a e y m ng e amoun o ue . Size of fire should be small with minimum exposure
to EEs, fire fighters and the public.
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Compliance Inspection
Free Plant 2011 Review:
Submit digital photos of your tanks and valves to
have one of our engineers review your 2011
compliance status.
free cost estimate to do the 2011 upgrades.
For more information speak with one our 2011experts at 888-206-4563.
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