• There are no items in your cart
We noticed you’re not on the correct regional site. Switch to our AMERICAS site for the best experience.
Dismiss alert

BS ISO 23251 : 2006 AMD 17355

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - PRESSURE-RELIEVING AND DEPRESSURING SYSTEMS
Superseded date

31-08-2007

Published date

23-11-2012

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Causes of overpressure
  4.1 General
  4.2 Overpressure protection philosophy
  4.3 Potentials for overpressure
  4.4 Recommended minimum relief system design content
  4.5 List of items required in flare-header calculation
       documentation
  4.6 Guidance on vacuum relief
5 Determination of individual relieving rates
  5.1 Principal sources of overpressure
  5.2 Sources of overpressure
  5.3 Effects of pressure, temperature, and composition
  5.4 Effect of operator response
  5.5 Closed outlets
  5.6 Cooling or reflux failure
  5.7 Absorbent flow failure
  5.8 Accumulation of non-condensables
  5.9 Entrance of volatile material into the system
  5.10 Failure of process stream automatic controls
  5.11 Abnormal process heat input
  5.12 Internal explosion (excluding detonation)
  5.13 Chemical reaction
  5.14 Hydraulic expansion
  5.15 External pool fires
  5.16 Jet fires
  5.17 Opening manual valves
  5.18 Electric power failure
  5.19 Heat-transfer equipment failure
  5.20 Vapour depressuring
  5.21 Special considerations for individual pressure-relief
       devices
  5.22 Dynamic simulation
6 Selection of disposal systems
  6.1 General
  6.2 Fluid properties that influence design
  6.3 Atmospheric discharge
  6.4 Disposal by flaring
  6.5 Disposal to a lower-pressure system
  6.6 Disposal of liquids and condensable vapours
7 Disposal systems
  7.1 Definition of system design load
  7.2 System arrangement
  7.3 Design of disposal system components
  7.4 Flare gas recovery systems
Annex A (informative) Determination of fire relief requirements
Annex B (informative) Special system design considerations
Annex C (informative) Sample calculations for sizing a subsonic
                      flare stack
Annex D (informative) Typical details and sketches
Annex E (informative) High integrity protection systems (HIPS)
Bibliography

Applies to pressure-relieving and vapour-depressuring systems.

Committee
PSE/17/-/6
DevelopmentNote
Supersedes 04/30127186 DC. (09/2006) Renumbered and superseded by BS EN ISO 23251. (08/2007)
DocumentType
Standard
PublisherName
British Standards Institution
Status
Superseded
SupersededBy
Supersedes

Standards Relationship
ISO 23251:2006 Identical

ASTM C 553 : 2013 : REDLINE Standard Specification for Mineral Fiber Blanket Thermal Insulation for Commercial and Industrial Applications
ISO 13707:2000 Petroleum and natural gas industries Reciprocating compressors
ISO 15649:2001 Petroleum and natural gas industries — Piping
NFPA 780 : 2017 INSTALLATION OF LIGHTNING PROTECTION SYSTEMS
API 520-1 : 2014 SIZING, SELECTION, AND INSTALLATION OF PRESSURE-RELIEVING DEVICES - PART 1: SIZING AND SELECTION
API 2000 : 2014 VENTING ATMOSPHERIC AND LOW-PRESSURE STORAGE TANKS
ISA 84.00.01-1 : 2004 FUNCTIONAL SAFETY: SAFETY INSTRUMENTED SYSTEMS FOR THE PROCESS INDUSTRY SECTOR - PART 1: FRAMEWORK, DEFINITIONS, SYSTEM, HARDWARE AND SOFTWARE REQUIREMENTS
CFR 40(PT60) : JUL 2016 PROTECTION OF ENVIRONMENT - ENVIRONMENTAL PROTECTION AGENCY
API 620 : 2013 DESIGN AND CONSTRUCTION OF LARGE, WELDED, LOW-PRESSURE STORAGE TANKS
NFPA 69 : 2014 EXPLOSION PREVENTION SYSTEMS
API 2003 : 2015 PROTECTION AGAINST IGNITIONS ARISING OUT OF STATIC, LIGHTNING, AND STRAY CURRENTS
PREN 14015-1 : DRAFT 2000 SPECIFICATION FOR THE DESIGN AND MANUFACTURE OF SITE BUILT, VERTICAL, CYLINDRICAL, FLAT-BOTTOMED, ABOVE GROUND, WELDED, METALLIC TANKS FOR THE STORAGE OF LIQUIDS AT AMBIENT TEMPERATURE AND ABOVE - PART 1: STEEL TANKS
BS 2742M(1960) : 1960 MINIATURE SMOKE CHART
API 554-1 : 2008(R2016) PROCESS CONTROL SYSTEMS - PART 1: PROCESS CONTROL SYSTEMS FUNCTIONS AND FUNCTIONAL SPECIFICATION DEVELOPMENT
ASTM C 612 : 2014 : REDLINE Standard Specification for Mineral Fiber Block and Board Thermal Insulation
NFPA 15 : 2017 WATER SPRAY FIXED SYSTEMS FOR FIRE PROTECTION
API 521 : 2014 PRESSURE-RELIEVING AND DEPRESSURING SYSTEMS
EN 764-7:2002/AC:2006 PRESSURE EQUIPMENT - PART 7: SAFETY SYSTEMS FOR UNFIRED PRESSURE EQUIPMENT
NFPA 68 : 2013 EXPLOSION PROTECTION BY DEFLAGRATION VENTING
ASTM C 533 : 2017 : REDLINE Standard Specification for Calcium Silicate Block and Pipe Thermal Insulation
ASTM C 592 : 2016 : REDLINE Standard Specification for Mineral Fiber Blanket Insulation and Blanket-Type Pipe Insulation (Metal-Mesh Covered) (Industrial Type)
API 999 : 6ED 99 13TH REV TECHNICAL DATA BOOK - PETROLEUM REFINING IMPERIAL EDITION
DIN V 19250:1994-05 CONTROL TECHNOLOGY; FUNDAMENTAL SAFETY ASPECTS TO BE CONSIDERED FOR MEASUREMENT AND CONTROL EQUIPMENT
ISA 84.00.01-3 : 2004 FUNCTIONAL SAFETY: SAFETY INSTRUMENTED SYSTEMS FOR THE PROCESS INDUSTRY SECTOR - PART 3: GUIDANCE FOR THE DETERMINATION OF THE REQUIRED SAFETY INTEGRITY LEVELS - INFORMATIVE
NFPA FIRE PROT GUIDE ON HAZARDOUS MAT : 2010 FIRE PROTECTION GUIDE TO HAZARDOUS MATERIALS
API 526 : 2017 FLANGED STEEL PRESSURE-RELIEF VALVES
API 920 : 1990 PREVENTION OF BRITTLE FRACTURE OF PRESSURE VESSELS
ISA TR84.00.02-2 : 2002 SAFETY INSTRUMENTED FUNCTIONS (SIF) - SAFETY INTEGRITY LEVEL (SIL) EVALUATION TECHNIQUES - PART 2: DETERMINING THE SIL OF A SIF VIA SIMPLIFIED EQUATIONS
ISA 84.00.01-2 : 2004 FUNCTIONAL SAFETY: SAFETY INSTRUMENTED SYSTEMS FOR THE PROCESS INDUSTRY SECTOR - PART 2: GUIDELINES FOR THE APPLICATION OF ANSI/ISA-84.00.01 - PART 1 - INFORMATIVE
API 650 : 2013 WELDED TANKS FOR OIL STORAGE
ASTM A 515/A515M : 2017 : REDLINE Standard Specification for Pressure Vessel Plates, Carbon Steel, for Intermediate- and Higher-Temperature Service
API 537 : 2017 FLARE DETAILS FOR PETROLEUM, PETROCHEMICAL, AND NATURAL GAS INDUSTRIES
API RP 2030 : 2014 APPLICATION OF FIXED WATER SPRAY SYSTEMS FOR FIRE PROTECTION IN THE PETROLEUM AND PETROCHEMICAL INDUSTRIES
API 520-2 : 2015 SIZING, SELECTION, AND INSTALLATION OF PRESSURE-RELIEVING DEVICES - PART 2: INSTALLATION
API 2218 : 2013 FIREPROOFING PRACTICES IN PETROLEUM AND PETROCHEMICAL PROCESSING PLANTS
BS 2742C:1957 Ringelmann chart

View more information
Sorry this product is not available in your region.

Access your standards online with a subscription

Features

  • Simple online access to standards, technical information and regulations.

  • Critical updates of standards and customisable alerts and notifications.

  • Multi-user online standards collection: secure, flexible and cost effective.