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BS ISO 19703:2005

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Generation and analysis of toxic gases. Calculation of species yields, equivalence ratios and combustion efficiency in experimental fires

Available format(s)

Hardcopy , PDF

Superseded date

13-10-2018

Language(s)

English

Published date

31-07-2006

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviated terms
5 Appropriate input data required for calculations
  5.1 Data handling
  5.2 Test specimen information
  5.3 Fire conditions
  5.4 Data collection
6 Calculation of yields of fire gases and smoke,
  stoichiometric oxygen demand, and recovery of key
  elements
  6.1 Calculation of measured yields from fire gas
      concentration data
  6.2 Calculation of notional gas yields
  6.3 Calculation of recovery of elements in key products
  6.4 Calculation of stoichiometric oxygen demand
  6.5 Calculation of smoke yields
7 Calculation of equivalence ratio
  7.1 General
  7.2 Derivation of theta for flow-through, steady-state
      experimental systems
  7.3 Derivation of theta for flow-through, calorimeter
      experimental systems
  7.4 Derivation of theta for closed chamber systems
  7.5 Derivation of theta in room fire tests
8 Calculation of combustion efficiency
  8.1 General
  8.2 Heat release efficiency
  8.3 Oxygen consumption efficiency
  8.4 Oxides of carbon method
Bibliography

Gives definitions and equations for the calculation of toxic product yields and the fire conditions under which they have been derived in terms of equivalence ratio and combustion efficiency.

Committee
FSH/16
DevelopmentNote
Supersedes 04/30069011 DC. (08/2006)
DocumentType
Standard
Pages
44
PublisherName
British Standards Institution
Status
Superseded
SupersededBy
Supersedes

Standards Relationship
ISO 19703:2010 Identical

DIN 53436-1:2015-12 GENERATION OF THERMAL DECOMPOSITION PRODUCTS FROM MATERIALS FOR THEIR ANALYTIC-TOXICOLOGICAL TESTING - PART 1: DECOMPOSITION APPARATUS AND DETERMINATION OF TEST TEMPERATURE
ISO 5725-1:1994 Accuracy (trueness and precision) of measurement methods and results — Part 1: General principles and definitions
ISO/TR 9122-4:1993 Toxicity testing of fire effluents Part 4: The fire model (furnaces and combustion apparatus used in small-scale testing)
DIN 53436-2:2015-12 GENERATION OF THERMAL DECOMPOSITION PRODUCTS FROM MATERIALS FOR THEIR ANALYTIC-TOXICOLOGICAL TESTING - PART 2: THERMAL DECOMPOSITION METHOD
ISO/TR 9122-1:1989 Toxicity testing of fire effluents Part 1: General
ISO/TS 13571:2002 Life-threatening components of fire Guidelines for the estimation of time available for escape using fire data
NFPA 287 : 2017 STANDARD TEST METHODS FOR MEASUREMENT OF FLAMMABILITY OF MATERIALS IN CLEANROOMS USING A FIRE PROPAGATION APPARATUS (FPA)
IEC 60695-6-1:2005+AMD1:2010 CSV Fire hazard testing - Part 6-1: Smoke obscuration - General guidance
ISO 5725-2:1994 Accuracy (trueness and precision) of measurement methods and results Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method
BS EN 60695-6-1 : 2005 FIRE HAZARD TESTING - PART 6-1: SMOKE OBSCURATION - GENERAL GUIDANCE
BS 7904:1998 Guide to smoke measurement units. Their basis and use in smoke opacity test methods
DIN 53436-3:1989-11 GENERATION OF THERMAL DECOMPOSITION PRODUCTS FROM MATERIALS IN AN AIR STREAM TOXICOLOGICAL TESTING; METHOD FOR TESTING THE INHALATION TOXICITY
BS 7990:2003 Tube furnace method for the determination of toxic product yields in fire effluents

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