Ref

advertisement
WP1 – Report Structure – Progress status
Last update : 16/08/2005
Ref
Chapters titles
Detailed content / to be amended by
authors
Preface
List of authors
Introduction
Definitions
Proposed
number of
pages
including
references
Progress
status
EC
XX
Last step
INERIS / L. Perrette
XX
Last step
INERIS (L. Perrette) /
FZK
2
Last step
Authors
e.mail addreses
Release, mixing, dispersion, distribution ....................................................................................................
Ignition and autoignition .............................................................................................................................
Jet and pool fires .........................................................................................................................................
Explosions:
deflagrations,
detonations,
and
transitional phenomena ...............................................................................................................................
Last step
XX
Hydrogen prevention and mitigation technologies, INERIS / L. Perrette
good practices .............................................................................................................................................
Risk assessment methodologies ..................................................................................................................
Legal issues and standards ..........................................................................................................................
….
Page 1 sur 26
WP1 – Report Structure – Progress status
LEAD AUTHOR: FZJ
Ref
Chapters titles
Detailed content / to be amended by
authors
1.2 Hydrogen Thermochemistry
e.mail addreses
Karl Verfondern FZJ
Hervé Barrthelemy (AL)
1 Hydrogen fundamentals
1.1 Hydrogen Properties
Authors
Proposed
number of
pages +
references
Progress
status
6
Draft
Ready
Atomic structure: isotopes, ortho-hydrogen, parahydrogen .....................................................................................................................................................
Aggregation states: gaseous (GH2), liquefied (LH2)
and slush (SLH2) hydrogen ........................................................................................................................
Molecular mass and density ........................................................................................................................
Expansion ratio ...........................................................................................................................................
Specific heats and their temperature dependence........................................................................................
Boiling and melting points ..........................................................................................................................
Thermal conductivity ..................................................................................................................................
Karl Verfondern FZJ
Diffusion coefficient ...................................................................................................................................
3
Viscosity .....................................................................................................................................................
Electric conductivity ...................................................................................................................................
Gaseous hydrogen: ......................................................................................................................................
Liquified hydrogen: ....................................................................................................................................
Slush hydrogen ...........................................................................................................................................
Fire and explosion indexes of hydrogen: ....................................................................................................
Fire and explosion hazards of hydrogen in mixture
with other substances, Le Chatelier principle .............................................................................................
Combustion reaction of hydrogen in air;
stoichiometry, air to fuel and equivalence ratio ..........................................................................................
Heat of combustion .....................................................................................................................................
Karl Verfondern FZJ
Adiabatic flame temperature .......................................................................................................................
3
Flame emissivity .........................................................................................................................................
Homogeneous
(gas
phase),
heterogeneous
(gas/solid) and volatile (gas/liquid) reactions .............................................................................................
Page 2 sur 26
WP1 – Report Structure – Progress status
Global reaction, molecularity and order......................................................................................................
Main elementary reactions and their rates...................................................................................................
Detailed kinetic schemes (Marinov scheme) ..............................................................................................
Reduced kinetics for combustion and detonation .......................................................................................
Flame chemistry: .........................................................................................................................................
Free radical reactions .......................................................................................................................
Linear and branched chain reactions................................................................................................
Reactions of hydrogen with oxidizers other than air ..................................................................................
Catalysis and inhibition...............................................................................................................................
Runaway exothermic reactions ...................................................................................................................
1.3 Knowledge gaps and recent
progress
Lead author
If appropriate
1.4 References
Authors
Page 3 sur 26
WP1 – Report Structure – Progress status
LEAD AUTHOR: Hydro
Chapters titles
Ref
Detailed content / to be amended by
authors
Authors
e.mail addreses
Proposed
number of
pages +
references
22.5
2 Engineering
Sandra Nilsen
2.1 Hydrogen today
DNV (Gerd Petra
Haugom)
RISØ
2.2
Introduction to hydrogen
production techniques
Hydrogen usage, hydrogen consumption figures versus other
energy conveyors and sources
Progress
status
Draft close
to
completion
(35 pages)
2
Centralized hydrogen production: via reforming,
5
electrolysis,
thermolysis,
photo-electrolysis,
biophotolysis and fermentation, hydrogen as an
industrial byproduct, plasma reforming, hydrogen Karl Verfondern
To be cut
(FZJ)
liquefaction, etc. ..........................................................................................................................................
Decentralized hydrogen production: via chemical
Sandra Nilsen
conversion, electrolysis, small-scale photoelectrolysis
Future pathways
2
Introduction to hydrogen
2.3 transport and distribution
techniques
2.4 Introduction to H2 applications
2.5
Include
distribution
RISØ
Stationnary, mobile and portable
Hydrogen systems main
components
Page 4 sur 26
Air Liquide
JRC – Hughes
Crutzen
(volvo)
3
See
comments
INERIS
08/08/05
WP1 – Report Structure – Progress status
2.5.1
Compressor
2.5.2
Liquefier / evaporator
2.5.3
2.5.4
Piping
Storage
2.5.5
Fuel cells
2.5.6
Monitoring and control
components
2.5.8
References
Air Liquide
(Fréderic Barth)
2
External (Linde?)
1
INASMET
0.5
INASMET
Risø
JRC - Hughes
Crutzen
CEA
INASMET
Risø
3
See
comments
INERIS
08/08/05
3
See
comments
INERIS
08/08/05
Hydro (Sandra)
Authors
Page 5 sur 26
See
comments
INERIS
08/08/05
WP1 – Report Structure – Progress status
3
Accidental Phenomena
and consequences
100
3.1
Accidental Phenomena
77
LEAD AUTHOR: NCSRD
Ref
3.1.1
3.1.1.1
3.1.1.2
Detailed content / to be amended by
authors
Chapters titles
Authors
e.mail addreses
9
Release of Hydrogen Gaseous, liquid and two phase flow
Sonic and subsonic gaseous jets
Jets Two phase jets
LH2 Pool Vaporization
3.1.1.3
Other types of releases
3.1.1.4
Numerical simulations
Heat input into the pool
Rapid phase transitions
Ice formation on liquid ground
Vaporization, regression rate
Experimental data from USA, Germany
Modelling of pool spreading and vaporization (FZJ
code LAUV, description and validation, British
code GASP, …)
Page 6 sur 26
Progress
status
To be
compiled
and
completed
Ready by
mid
September
INERIS (E.Ruffin)
NCSRD
2
FZJ
INERIS (Patrick
Bonnet)
2
Under
review by
INERIS
3
BMW and
INASMET
contributed
JRC – Hughes
Crutzen
(VOLVO), BMW,
INASMET
NCSRD
CEA
Permeation
Fittings leaks
Boil Off
Solid H2 storage
Proposed
number of
pages +
references
2
3.1.2
WP1 – Report Structure – Progress status
Dispersion of Hydrogen
Free jets (sonic and subsonic jets / dispersion plume
/ dispersion phenomena /example of leaking rates
and explosive volume for a set of pressure and
leaking diameter / More sophisticated tools
available / turbulence induced by the high speed
release
3.1.2.1.
Dispersion in the Open Atmosphere
3.1.2.2.
Dispersion in obstructed
environment
3.1.2.3.
Dispersion in a Confined
Environment
3.1.2.4.
Numerical Simulation
3.1.3.
Knowledge gaps and recent
progress
3.1.4.
References
Phases of gas cloud formation
Influence of atmospheric conditions
Atmospheric turbulence, fluctuations
Cold gas cloud behavior
Vapor-blanket effect
Influence of topography
Description of experiments (Arthur D. Little,
NASA)
Impinged jets (effect of obstacles on cloud
size / effect on turbulence / rule of thumbs?
/experiments / references)
hydrogen behaviour
potential for accumulation depending on
leaking source
usual natural ventilation of structures
modelling tools
known experiments
references
molecular versus turbulent mixing
Requirements to dispersion model
Early models (LA model for H2, AFGASDM,
WHAZAN, HEGADAS, HGSYSTEM)
CFD models (FEM3, POLLUT, BASSIM, BITC,
CHAMPAGNE, ADREA-HF, CFX, to be
completed by other HYSAFE participants’ codes)
19
UPM
Karl Verfondern
(FZJ)
UPM
NCSRD, Fh-ICT
3
CEA
UPM
NCSRD
6
NCSRD
UPM
Karl Verfondern
(FZJ)
CEA
Lead author
Page 7 sur 26
6
Authors
4
To be
compiled
and
completed
WP1 – Report Structure – Progress status
LEAD AUTHOR: HSL
Ref
3.1.5
Chapters titles
Detailed content / to be amended by
authors
Authors
e.mail addreses
Hydrogen ignition
Proposed
number of
pages +
references
Progress
status
17
No
document
received so
far
Introduction (Ignition sources, MIE, ignition as safety principle,
likelihood of ignition in case of release, split down of most likely
ignition source, ignition of a jet versus ignition of a cloud …)
3.1.5.1
Introduction Flammability diagram and theory of hydrogen
HSL
3
flammability limits ......................................................................................................................................
Minimum ignition energy: effect of mixture
composition, pressure and temperature
3.1.5.2
Static electricity
3.1.5.3
Electrical spark
3.1.5.4
Auto-ignition Auto-ignition temperature, jet release auto-ignition
3.1.5.5
Mechanical friction and impact
3.1.5.6
Ignition by explosive
3.1.5.7
3.1.5.8
phenomena description and related energy release – mechanisms
generating static electricity- basic recommendations –
investigation tools – projects and references – case accidents /
wide subject, probably more than 5 pages
Ignition by compression Schock waves, explosive mixture compression
Ignition by open flame and hot surfaces
Page 8 sur 26
INERIS (Mohamed
Boudalaa)
HSL
Teodorczyk
(WUT)
Teodorczyk
(WUT)
HSL
INERIS (David
Raveau)
3
2
2
2
HSL
0.5
Teodorczyk
(WUT)
0.5
HSL
0.5
WP1 – Report Structure – Progress status
Micro-waves, lightning, chemical incompatibility/exothermic
3.1.5.9
Miscellaneous reaction, see ISO
3.1.5.10
Ignition of Liquid hydrogen and solid
oxygen mixtures
3.1.6.
Knowledge gaps and recent
progress
3.1.7.
References
HSL
0.5
HSL
3
Lead author
Authors
LEAD AUTHOR: FZK
Ref
3.1.8
3.1.8.1
Chapters titles
Detailed content / to be amended by
authors
Combustion of hydrogen
Authors
e.mail addreses
Proposed
number of
pages +
references
Progress
status
28
No
compiled
document
received
UU –JRC (Daniele Baraldi) Premixed combustion of hydrogen-air mixtures ....................................................................................
WUT
Laminar premixed flames: ..........................................................................................................................
Structure of the reaction zone and flame
WUT
temperature ......................................................................................................................................
Laminar burning velocity and laminar flame
UU(Makarov)
Current
thickness ..........................................................................................................................................
contribution
Flame stretch and effect of flame curvature,
Fundamentals of hydrogen combustion
oversized /
4,5
UU(Makarov)
Markstein lengths.............................................................................................................................
too much
Flame cellular structure and wrinkling ............................................................................................
UU(Makarov)
theory
Hydrogen premixed flame instabilities ............................................................................................
Dependence of burning velocity on hydrogen
UU(Makarov)
concentration, pressure and temperature ..........................................................................................
Effect of diluent’s concentration on burning
velocity ............................................................................................................................................
Page 9 sur 26
WP1 – Report Structure – Progress status
Turbulent premixed flames: .......................................................................................................................
Turbulence scales.............................................................................................................................
UU(Dahoe)
Interaction between turbulence and flames:
UU(Dahoe)
turbulent burning velocity ................................................................................................................
Maximum turbulence generated by flame
front itself ........................................................................................................................................
Turbulent flame front thickness .......................................................................................................
Borghi-diagram and interpretation of
UU(Dahoe)
combustion regimes .........................................................................................................................
Gradient and counter-gradient transport in
turbulent premixed flames ...............................................................................................................
UU(Dahoe)
Flamelet models and Flame Surface Density
Models .............................................................................................................................................
The Bray-Moss-Libby (BML) model ....................................................................................
The Coherent Flame Model (CFM) .......................................................................................
The Cant-Pope-Bray (CPB) model ........................................................................................
The Mantel and Borghi (MB) model .....................................................................................
The Cheng and Diringer (CD) model ....................................................................................
Relevance to confined and vented deflagrations .........................................................................................
References on experimental and theoretical studies
of hydrogen premixed combustion .............................................................................................................
3.1.8.2
Deflagration in open atmosphere: ...............................................................................................................
TNO + Fh-ICT + FZK
Accelerated flame propagation ........................................................................................................
Pressure
waves
from
deflagrations:
dependence on flame velocity and
acceleration ......................................................................................................................................
Effect of obstacles............................................................................................................................
Effect of jet ignition .........................................................................................................................
Confined deflagrations: ...............................................................................................................................
HSL + CEA + FZK
Deflagration
Dynamics of flame propagation and pressure
4
build up in closed space ...................................................................................................................
Mache effect ....................................................................................................................................
Vented deflagrations: ..................................................................................................................................
HSL
UU(Molkov) + FZK
Multi-peaks structure of pressure transients
and underlying physical phenomena ................................................................................................
Turbulence generated by venting process ........................................................................................
Coherent deflagrations in a system
enclosure-atmosphere and the role of
Page 10 sur 26
WP1 – Report Structure – Progress status
external explosions ..........................................................................................................................
Le Chatelier-Brown principle analogue for
vented deflagrations .........................................................................................................................
Venting of hydrogen deflagrations through
ducts .................................................................................................................................................
Venting of hydrogen deflagrations with
inertial vent covers, jet effect ...........................................................................................................
Effect of obstacles on flame propagation and
FZK
pressure build up .........................................................................................................................................
Effect of flow turbulence ............................................................................................................................
Deflagrations in a system of connected vessels ..........................................................................................
Fast deflagrations ........................................................................................................................................
HSL - IST
WUT
Non-uniform mixtures deflagrations ...........................................................................................................
IST
References on experimental and theoretical studies
of hydrogen deflagrations ...........................................................................................................................
3.1.8.3
UVCE
INERIS (E. Leprette)
1
Available
by 19th
September
WUT + TNO + CEA
WUT
Deflagration to detonation transition: .........................................................................................................
Phenomenology of flame acceleration and
deflagration to detonation transition ................................................................................................
WUT
Effect of chemical composition, pressure,
temperature, geometry, and system physical
scale .................................................................................................................................................
WUT
Criteria for spontaneous flame acceleration
to supersonic flame speed ................................................................................................................
WUT
Criteria for establishment of stable
3.1.8.4 Transition from Deflagration to Detonation
3
detonation ........................................................................................................................................
Transition to detonation during venting of hydrogen
deflagrations................................................................................................................................................
WUT
SWACER mechanism .................................................................................................................................
Overview of results on hydrogen explosion with
pressures above “standard” detonation pressure .........................................................................................
References on experimental and theoretical studies
of transitional explosion phenomena ..........................................................................................................
UU(Molkov)
Page 11 sur 26
WP1 – Report Structure – Progress status
3.1.8.5
3.1.8.6
3.1.8.7
Hugoniot curve ...........................................................................................................................................
Chapman-Jouget velocity ............................................................................................................................
Detonation limits .........................................................................................................................................
WUT
Detonation front structure ...........................................................................................................................
CEA
Fh-ICT
Detonation Detonation cell size .....................................................................................................................................
3
Steady and unsteady detonations ................................................................................................................
IST
FZK
Non-uniform mixtures detonations .............................................................................................................
References on experimental and theoretical studies
of hydrogen detonations ..............................................................................................................................
Liquefied hydrogen pool fires: ....................................................................................................................
Blinov and Khudiakov' s data and Hottel' s
interpretation ....................................................................................................................................
Flame spread over liquids ................................................................................................................
Buoyant diffusion flames: structure of the
HSL
BAM
Pool Fire
fire plume using McCaffrey's correlations of
2
BRE
temperature and velocity with height and
heat output; correlation of flame length with
rate of heat release ...........................................................................................................................
References on experimental and theoretical studies
of hydrogen diffusion combustion
Laminar diffusion flames: ...........................................................................................................................
Burke-Schumann flame structure ....................................................................................................
Flame structure in the mixture fraction space ..................................................................................
Irreversible infinitely fast chemistry,
reversible infinitely fast chemistry, frozen
chemistry .........................................................................................................................................
Laminar jet flames in a uniform flow field
and flame length ..............................................................................................................................
HSL
Turbulent diffusion flames: ........................................................................................................................
BRE
Gas Fire
4
Turbulent diffusion jet flame: flame
IST
structure, specific features; scales and
combustion regimes in turbulent nonpremixed combustion.......................................................................................................................
Relationship between flame height and fuel
flow rate ...........................................................................................................................................
Stable lifted flames and blow-out
phenomenon.....................................................................................................................................
Stability curves (dependence of blow-out
Page 12 sur 26
WP1 – Report Structure – Progress status
pressure ratio on nozzle diameter: subsonic
and highly underexpanded branches, critical
diameter) ..........................................................................................................................................
Dependence of flame length and shape on jet
direction: upward, downward, horizontal free
jets, horizontal jets along boundary (ground) ..................................................................................
Jet fires in congested environment, effect of
delayed ignition ...............................................................................................................................
Triple flames ...............................................................................................................................................
Diffusion jet flame stabilization nature .......................................................................................................
Combustion of inhomogeneous mixture in closed
vessel and pressure build up........................................................................................................................
References on experimental and theoretical
studies of hydrogen partially premixed
combustion.......................................................................................................................................
3.1.8.8
BLEVE
3.1.8.9
Numerical Simulations
3.1.9.
Knowledge gaps and recent
progress
3.1.10.
References
Overview of modelling and validations of CFD
models of hydrogen combustion
INERIS (E. Leprette)
0,5
CEA
BRE
IST
FZK
5
Lead author
Authors
LEAD AUTHOR: INASMET
Ref
3.1.11
Chapters titles
Detailed content / to be amended by
authors
Influence of Hydrogen on
Material
Page 13 sur 26
Authors
e.mail addreses
Proposed
number of
pages +
references
Progress
status
6
Draft
available (8
pages)
WP1 – Report Structure – Progress status
3.1.5.1
Low-Temperature Influence
AL
INASMET
3
3.1.5.2
Material Embrittlement
AL
INASMET
CEA
3
3.1.11
Knowledge gaps and recent
progress
Lead author
3.1.12
References
Authors
LEAD AUTHOR: FZJ
Chapters titles
Ref
3.2
Accidental Consequences
3.2.1
Pressure and shock waves : Static
and dynamic load
Detailed content / to be amended by
authors
Authors
e.mail addreses
Proposed
number of
pages +
references
Progress
status
Significant
progress,
Includes tools for quantification of effects
20
close to
completion
Blast parameters: .........................................................................................................................................
Overpressure ....................................................................................................................................
Positive and negative impulse..........................................................................................................
Difference
with
high
explosives,
inapplicability of the TNT-equivalent
concept .............................................................................................................................................
FZJ
Pressure waves from unconfined deflagrations with
Fh-ICT
10
FZK
different flame front velocities and acceleration .........................................................................................
Comparison between gaseous and heterogeneous
detonations consequences ...........................................................................................................................
Scaling of overpressures, positive and negative
impulses with the use of the Sachs variables ..............................................................................................
Unconfined detonations ...................................................................................................................
Confined detonations .......................................................................................................................
Page 14 sur 26
WP1 – Report Structure – Progress status
3.2.2
3.2.3
Structural response and missile
effects
Fuel-rich clouds ...............................................................................................................................
Atmospheric and ground effects ......................................................................................................
Blast effects from bursting spheres .............................................................................................................
Physical explosions .....................................................................................................................................
Pressure vessel failure for flash-evaporating liquids ...................................................................................
Reflection of shock waves: .........................................................................................................................
Normal and oblique incidence .........................................................................................................
Diffracted loadings ..........................................................................................................................
Structural response to explosion loadings: ..................................................................................................
Amplification factors for sinusoidal and blast
loadings ............................................................................................................................................
P-I diagrams for ideal blast sources and
nonideal explosions .........................................................................................................................
Energy solutions ..............................................................................................................................
Dimensionless P-I diagrams ............................................................................................................
INERIS (Mathieu
Reimeringer)
Structural response times for plates .................................................................................................
5
Karl Verfondern (FZJ)
Example problems ...........................................................................................................................
Fh-ICT
Fragmentation and missile effects: .............................................................................................................
Primary and secondary fragments ....................................................................................................
Drag-type and lifting-type fragments...............................................................................................
Impact effects ..................................................................................................................................
Trajectories and impact conditions ..................................................................................................
Example problems ...........................................................................................................................
BRE (Stewart Miles)
Karl Verfondern (FZJ)
INERIS (Stéphanie Patej)
Heat Radiation
3.2.4
Physiological Impact
3.2.5
Effect on the Environment
3.2.6
Knowledge gaps and recent
2
Under
progress
Effect on people and tolerance limits: .........................................................................................................
Jet impact from high-momentum releases .......................................................................................
Damage by low temperature releases ..............................................................................................
Asphyxiation by hydrogen ...............................................................................................................
FZK
2
Thermal effects from fires ...............................................................................................................
Pressure effects from explosions .....................................................................................................
Materials for hydrogen services .......................................................................................................
Local effects (contamination,..)and Global impact (ecosystems)
Risø
Lead author
Page 15 sur 26
1
WP1 – Report Structure – Progress status
progress
3.2.7
Authors
References
LEAD AUTHOR: DNV (Angunn Engebo)
Ref
Chapters titles
Detailed content / to be amended by
authors
Page 16 sur 26
Authors
e.mail addreses
Proposed
number of
pages +
references
Progress
status
WP1 – Report Structure – Progress status
4
Risk Assessment
4.1
Definitions and risk
assessment principles
4.2
Risk assessment
methodologies
4.3
Accident data-base, failure
rate database
4.4
Modelling as a tool for
quantitative risk assessment
4.5
Human factors
4.6
Residual risk and social
perception of hydrogen
4.7
Project safety plan
4.8
Knowledge gaps and recent
progress
4.9
References
20
DNV (Angunn)
Sandra Nilsen (NH)
Basic iterative process, safety objectives, Inductive versus
deductive, probabilistic and deterministic, Barriers and bow tie,
APR, HAZOP, FMEA,… ,
Structured approach, transparency, learning process, third check
DNV (Angunn)
Risø
JRC – Christian
Kirchsteiger
DNV (Espen
Funnemark)
JRC – Christian
Kirchsteiger
5
2
2
Risø
3
Risø
INERIS (Myriam
Merad)
3
INERIS (Lionel
Perrette)
3
Authors
Page 17 sur 26
2
JRC -Christian
Kirchsteiger
Lead author
To be
completed
and
homogenised
Available
mid
september
WP1 – Report Structure – Progress status
Chapters titles
Ref
5
Detailed content / to be amended by
authors
Authors
e.mail addreses
Safety measures / Safety
barriers
Proposed
number of
pages +
references
Progress
status
86.5
LEAD AUTHOR: INERIS
11
5.1
Safety philosophy
5.2
Key performance of safety
barriers
5.3
How to match safety
performances and needs
5.4
Built-in safety principles
5.5
Maintenance
5.6
References
Intrinsically safe systems down to mitigation measures and
emergency response
reliability, efficiency and response time
Sandra Nilsen
INERIS (Lionel Perrette)
2
Sébastien Bouchet (INERIS)
2
DNV (Angunn)
2
3
Basic engineering principles, Structure reinforcement
1
Authors
Page 18 sur 26
To be
completed
WP1 – Report Structure – Progress status
LEAD AUTHOR: CEA
5.6
Prevention measures
19
5.6.1
Safety procedures and training
2
5.6.2
Ventilation
5.6.3
Automatic shut down system
5.6.4
Inerting
5.6.5
Recombiners
5.6.6
Control of ignition sources
Still a
lot to do
Mechanical ventilation of confined spaces ......................................................................................
HSL
Natural ventilation of buildings / Open air ......................................................................................
5
Hydrogen ventilation and flare systems
5.6.6.1
Use of adequate electrical equipment Protection principles, equipment categories
5.6.6.2
Hot surfaces, flames and mechanical
ignition: fire permit
5.6.6.3
Control of static electricity
5.6.7
Igniters
5.6.8
Knowledge gaps and recent
progress
External
2
HSL
Jacques Chaineaux (INERIS)
CEA
2
Ernie Reinecke (FZJ)
2
UNIPI
HSL
2
HSL
1
INERIS (Mohamed
Boudalaa)
HSL
2
CEA
1
Lead author
Page 19 sur 26
WP1 – Report Structure – Progress status
5.6.9
Authors
References
LEAD AUTHOR: ICT
Chapters titles
Ref
5.7
Detailed content / to be amended by
authors
Authors
e.mail addreses
Detection measures
Proposed
number of
pages +
references
Progress
status
9.5
Work on
flame
detection to
be done
5.7.1 Detection of explosive atmosphere
5.7.1.1
5.7.1.2
Introduction When to use detection techniques
Detection techniques detection velocity, efficiency range
5.7.1.3
Detection layout
5.7.1.4
Maintenance of detectors
5.7.2
Detection of hydrogen flames
5.7.3
Knowledge gaps and recent
progress
JRC – Paolo Castello
Sébastien Bouchet (INERIS)
1
Sébastien Bouchet (INERIS)
Fh-ICT
JRC
4
TNO
JRC
1
Sébastien Bouchet (INERIS)
JRC
0.5
TNO
3
Lead author
Page 20 sur 26
WP1 – Report Structure – Progress status
5.7.4
Authors
References
LEAD AUTHOR: Gexcon
Chapters titles
Ref
5.8
Mitigation measures
5.8.1
Explosion venting
5.8.1.1
Venting of equipment
5.8.1.2
Venting of buildings
5.8.2
Decoupling of installations
5.8.2.1
Flame arrestors
Detailed content / to be amended by
authors
Authors
e.mail addreses
Olav Roald Hansen
(GexCon)
Proposed
number of
pages +
references
Progress
status
28
Close to
completion
Vent sizing: European standard prEN 14994
“Gas Explosion Venting Protective Systems” .................................................................................
Overview of “Guidelines for venting of
UU(Molkov)
deflagrations with inertial vent covers” ...........................................................................................
Gexcon
3
Mitigation of hydrogen deflagration in a
HSL
systems with venting duct ................................................................................................................
Analysis of experimental data on vented
hydrogen explosions ........................................................................................................................
Gexcon (contributor)
HSL
2
External
Hydrogen flame quenching and quenching
diameter ...........................................................................................................................................
Maximum experimental safe gap: effect of
Teodorczyk (WUT)
2
mixture
composition,
pressure
and
temperature ......................................................................................................................................
European standard
Page 21 sur 26
WP1 – Report Structure – Progress status
5.8.2.2
Quick shut off valves and extinction
systems
Gexcon
2
5.8.3
Explosion suppression systems
Gexcon
2
5.8.4
Sprinkler systems
5.8.5
Spray and water mists
5.8.6
DDT Dampers
5.8.7
Passive systems
5.8.7.1
Inherently safe design / Design and
layout
5.8.7.2
Mechanical reinforcement
Stopping walls
Compartmentalization
5.8.7.3
Odorisation, etc.
5.8.8
Emergency response
5.8.9
Safety distances
5.8.10
Knowledge gaps and recent
progress
5.8.11
References
Deluge systems ................................................................................................................................
Vasily Novozhilov (UU)
Effect of water sprays of explosion dynamics .................................................................................
3
Gexcon
Vasily Novozhilov (UU)
Gexcon
2
Principles of operation .....................................................................................................................
Teodorczyk (WUT)
1
Applications of detonation dampers
Gexcon (contributor)
2
Obayashi corp / External
2
1
Emergency response plan, Liquid spill, Gaseous release,
Hydrogen fire
DNV (Angunn)
3
Karl Verfondern (FZJ)
DNV (Angunn)
3
Lead author
Authors
Page 22 sur 26
WP1 – Report Structure – Progress status
LEAD AUTHOR: INERIS
5.9
Safety of hydrogen
technologies: examples
5.9.1
General safety principles for
buildings, tunnels and
underground car park
5.9.2
Safety of hydrogen storage
5.9.3
Safety of hydrogen transport
congestion, strength, fire resistance
Truck, rail, and pipelines, main hazards and control measurers
5.9.4 Safety of hydrogen cars and buses
5.9.5
Safety of refuelling applications
5.9.6
safety of stationary applications
5.9.7
Knowledge gaps and recent
progress
5.9.8
References
domestic and stationary
Sandra Nilsen (NH)
Olav Roald Hansen
(GexCon
19
BRE (Stewart Miles)
DNV (Angunn)
3
JRC (Hugues Crutzen)
BAM
BMW (Claus Schitter)
Fh-ICT
3
Air Liquide (Hervé
Barthelemy)
3
(volvo)
BMW (Claus Schitter)
3
Sandra Nilsen
3
INERIS L. Perrette
3
Lead author
Authors
Page 23 sur 26
Still a lot
to do
Pressurised
storage
missing
Available
end August
WP1 – Report Structure – Progress status
LEAD AUTHOR: BAM
Chapters titles
Ref
6
Regulations and
standards
6.1
Definitions
6.2
Regulations
6.2.1
Health & Safety at work and
major Hazards
6.2.1.1
6.2.1.2
6.2.1.3
Pressure vessels regulation (static and
PED, TPE
transportable)
6.2.3
Rule for equipments: CE marking
and most relevant directives
e.mail addresses
Proposed
number of
pages +
references
Progress
status
57
Close to
completion
2
4
ATEX directive EC/1999/92 Scope and expectations, Risk assessment, Zone classification
Transport of Hazardous goods
regulations
Authors
INERIS (Samira)
Major Hazard directive Scope and expectations of SEVESO II
6.2.2
6.2.4
Detailed content / to be amended by
authors
RID, ADR…
Machinery directive, 1994/9/EC directive, Pressurise devices
directive, Electromagnetic compatibility directive…
UN GRPE WP29 Drafts
Page 24 sur 26
INERIS S. Hubin
3
Jacques Chaineaux (INERIS)
Sandra Nilsen
3
Hervé Barthelemy (AL)
3
Sandra Nilsen (Hydro)
Hervé Barthelemy (AL)
3
AL
INERIS (Samira)
5
BMW
(volvo)
JRC – Hugues Crutzen
3
Available
mid
september
BMW
contribution
- To be
WP1 – Report Structure – Progress status
completed
6.3
Standardisation
6.3.1
Standardisation panorama
BAM
3
6.3.2
International activity (ISO and
IEC) an related applications
BAM
5
6.4
List of existing guidelines
NASA “Guidelines for Hydrogen System
Design, Materials Selection, Operations,
To be
UC
Storage, and Transportation” (1997)................................................................................................
1
INERIS
completed
US DoE “Guidelines for Safety Aspects of
Proposed Hydrogen Properties”, etc.
Lead author
6:5
Recent progress
Page 25 sur 26
WP1 – Report Structure – Progress status
LEAD AUTHOR: FZK
7
Conclusion and
perspectives for the next
two year period
8
Contacts
Sum up of current knowledge recent progress and future
Research to be conducted (Priorities, HYSAFE JPA), ICHS
roundtables minute
People, websites, associations, authorities, companies
UNIPI (ICHS)
3
FZK
INERIS
XX
After the
conferenc
e
Contribution
Appendix 1. Authors contact details........................................................................................................
INERIS
s on Ectos
project and
Appendix 2. Status of projects worldwide ..............................................................................................
National French+Japanese projects (Perrette +
on Japan
Verfondern)
INERIS
activities
9
Appendix
National German projects (Jordan?)
Norwegian+Iceland Projects, Utsira,... (Nilsen?)
Canadian+US Projects (Bauwens?)
Status should include a sort of motivation (specific energy
situation,...), past and present projects listed, highlighting
safety aspects in these projects.
Page 26 sur 26
FZJ
NH
UC
14
Download