Class information for:
Level 1: HYDROGEN SAFETY//JET FIRE//HYDROGEN DISPERSION

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
14132 790 20.2 36%


Bar chart of Publication_year

Last years might be incomplete

Hierarchy of classes
The table includes all classes above and classes immediately below the current class.


Cluster id Level Cluster label #P
18 4 THERMODYNAMICS//ENERGY & FUELS//ENGINEERING, CHEMICAL 531182
348 3       COMBUSTION AND FLAME//COMBUSTION SCIENCE AND TECHNOLOGY//THERMODYNAMICS 35867
2770 2             JOURNAL OF LOSS PREVENTION IN THE PROCESS INDUSTRIES//HYDROGEN SAFETY//JET FIRE 3146
14132 1                   HYDROGEN SAFETY//JET FIRE//HYDROGEN DISPERSION 790

Terms with highest relevance score


rank Term termType Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 HYDROGEN SAFETY authKW 1856717 9% 69% 70
2 JET FIRE authKW 910504 4% 67% 35
3 HYDROGEN DISPERSION authKW 397549 2% 86% 12
4 HYDROGEN LEAKAGE authKW 384230 2% 76% 13
5 VAPOR CLOUD EXPLOSION authKW 347846 2% 60% 15
6 HYSAFER address 284608 1% 82% 9
7 HIGH PRESSURE RELEASE authKW 274849 1% 89% 8
8 HAZARDOUS AREA CLASSIFICATION authKW 270557 1% 100% 7
9 HYDROGEN SAFETY ENGN HYSAFER address 241561 1% 63% 10
10 DIFFUSION IGNITION authKW 231906 1% 100% 6

Web of Science journal categories


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 Energy & Fuels 17133 47% 0% 371
2 Electrochemistry 16716 39% 0% 307
3 Engineering, Chemical 5417 35% 0% 275
4 Chemistry, Physical 2700 40% 0% 313
5 Engineering, Environmental 927 9% 0% 72
6 Engineering, Civil 653 8% 0% 67
7 Engineering, Marine 653 2% 0% 13
8 Engineering, General 428 6% 0% 48
9 Thermodynamics 366 6% 0% 48
10 Engineering, Mechanical 95 4% 0% 35

Address terms


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 HYSAFER 284608 1% 82% 9
2 HYDROGEN SAFETY ENGN HYSAFER 241561 1% 63% 10
3 GAS SAFETY TECHNOL 176683 1% 57% 8
4 HEAT TRANSFER FLUID MECH 139139 1% 60% 6
5 EXPLOS DISPERS UNIT 115953 0% 100% 3
6 HSE SYST 86963 0% 75% 3
7 AAH 77302 0% 100% 2
8 CHALMERS TEKNIKPK 06120 77302 0% 100% 2
9 CNEA ARGENTINE ATOM ENERGY COMMISS 77302 0% 100% 2
10 CREAT SYMBIOSIS SOC RISK 77302 0% 100% 2

Journals


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 JOURNAL OF LOSS PREVENTION IN THE PROCESS INDUSTRIES 227142 15% 5% 118
2 INTERNATIONAL JOURNAL OF HYDROGEN ENERGY 183861 39% 2% 305
3 PROCESS SAFETY PROGRESS 68713 5% 4% 40
4 PROCESS SAFETY AND ENVIRONMENTAL PROTECTION 17699 3% 2% 26
5 SCIENCE AND TECHNOLOGY OF ENERGETIC MATERIALS 6172 1% 3% 6
6 JOURNAL OF HAZARDOUS MATERIALS 4497 5% 0% 43
7 FIRE SAFETY JOURNAL 3926 2% 1% 13
8 GAS ENGINEERING & MANAGEMENT 2575 0% 7% 1
9 ATW-INTERNATIONALE ZEITSCHRIFT FUR KERNENERGIE 2065 0% 2% 3
10 SHIPS AND OFFSHORE STRUCTURES 1769 1% 1% 4

Author Key Words


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class		 LCSH search Wikipedia search
1 HYDROGEN SAFETY 1856717 9% 69% 70 Search HYDROGEN+SAFETY Search HYDROGEN+SAFETY
2 JET FIRE 910504 4% 67% 35 Search JET+FIRE Search JET+FIRE
3 HYDROGEN DISPERSION 397549 2% 86% 12 Search HYDROGEN+DISPERSION Search HYDROGEN+DISPERSION
4 HYDROGEN LEAKAGE 384230 2% 76% 13 Search HYDROGEN+LEAKAGE Search HYDROGEN+LEAKAGE
5 VAPOR CLOUD EXPLOSION 347846 2% 60% 15 Search VAPOR+CLOUD+EXPLOSION Search VAPOR+CLOUD+EXPLOSION
6 HIGH PRESSURE RELEASE 274849 1% 89% 8 Search HIGH+PRESSURE+RELEASE Search HIGH+PRESSURE+RELEASE
7 HAZARDOUS AREA CLASSIFICATION 270557 1% 100% 7 Search HAZARDOUS+AREA+CLASSIFICATION Search HAZARDOUS+AREA+CLASSIFICATION
8 DIFFUSION IGNITION 231906 1% 100% 6 Search DIFFUSION+IGNITION Search DIFFUSION+IGNITION
9 SPONTANEOUS IGNITION 200419 3% 23% 23 Search SPONTANEOUS+IGNITION Search SPONTANEOUS+IGNITION
10 HYDROGEN RELEASES 193255 1% 100% 5 Search HYDROGEN+RELEASES Search HYDROGEN+RELEASES

Core articles
The table includes core articles in the class. The following variables is taken into account for the relevance score of an article in a cluster c:
(1) Number of references referring to publications in the class.
(2) Share of total number of active references referring to publications in the class.
(3) Age of the article. New articles get higher score than old articles.
(4) Citation rate, normalized to year.


Rank Reference # ref.
in cl.		 Shr. of ref. in
cl.		 Citations
1 HE, JQ , KOKGIL, E , WANG, LZ , NG, HD , (2016) ASSESSMENT OF SIMILARITY RELATIONS USING HELIUM FOR PREDICTION OF HYDROGEN DISPERSION AND SAFETY IN AN ENCLOSURE.INTERNATIONAL JOURNAL OF HYDROGEN ENERGY. VOL. 41. ISSUE 34. P. 15388 -15398 37 73% 1
2 DUAN, QL , XIAO, HH , GAO, W , GONG, L , SUN, JH , (2016) EXPERIMENTAL INVESTIGATION OF SPONTANEOUS IGNITION AND FLAME PROPAGATION AT PRESSURIZED HYDROGEN RELEASE THROUGH TUBES WITH VARYING CROSS-SECTION.JOURNAL OF HAZARDOUS MATERIALS. VOL. 320. ISSUE . P. 18 -26 26 96% 0
3 PRABHAKAR, A , AGRAWAL, N , RAGHAVAN, V , DAS, SK , (2016) EXPERIMENTAL INVESTIGATION ON HELIUM DISTRIBUTION AND STRATIFICATION IN UNVENTILATED VERTICAL CYLINDRICAL ENCLOSURE - EFFECT OF JET RELEASE RATES AND TOTAL RELEASE VOLUME.INTERNATIONAL JOURNAL OF HYDROGEN ENERGY. VOL. 41. ISSUE 48. P. 23213 -23228 34 72% 0
4 KASAI, N , FUJIMOTO, Y , YAMASHITA, I , NAGAOKA, H , (2016) THE QUALITATIVE RISK ASSESSMENT OF AN ELECTROLYTIC HYDROGEN GENERATION SYSTEM.INTERNATIONAL JOURNAL OF HYDROGEN ENERGY. VOL. 41. ISSUE 30. P. 13308 -13314 24 92% 0
5 DUAN, QL , XIAO, HH , GAO, W , GONG, L , WANG, QS , SUN, JH , (2016) EXPERIMENTAL STUDY ON SPONTANEOUS IGNITION AND FLAME PROPAGATION OF HIGH-PRESSURE HYDROGEN RELEASE VIA A TUBE INTO AIR.FUEL. VOL. 181. ISSUE . P. 811 -819 24 86% 0
6 NAJJAR, YSH , (2013) HYDROGEN SAFETY: THE ROAD TOWARD GREEN TECHNOLOGY.INTERNATIONAL JOURNAL OF HYDROGEN ENERGY. VOL. 38. ISSUE 25. P. 10716 -10728 38 46% 16
7 PANDA, PP , HECHT, ES , (2017) IGNITION AND FLAME CHARACTERISTICS OF CRYOGENIC HYDROGEN RELEASES.INTERNATIONAL JOURNAL OF HYDROGEN ENERGY. VOL. 42. ISSUE 1. P. 775 -785 21 78% 0
8 GONG, L , DUAN, QL , JIANG, L , JIN, KG , SUN, JH , (2016) EXPERIMENTAL STUDY OF PRESSURE DYNAMICS, SPONTANEOUS IGNITION AND FLAME PROPAGATION DURING HYDROGEN RELEASE FROM HIGH-PRESSURE STORAGE TANK THROUGH 15 MM DIAMETER TUBE AND EXHAUST CHAMBER CONNECTED TO ATMOSPHERE.FUEL. VOL. 182. ISSUE . P. 419 -427 16 100% 0
9 MATSUURA, K , NAKANO, M , ISHIMOTO, J , (2012) ACCELERATION OF HYDROGEN FORCED VENTILATION AFTER LEAKAGE CEASES IN A PARTIALLY OPEN SPACE.INTERNATIONAL JOURNAL OF HYDROGEN ENERGY. VOL. 37. ISSUE 9. P. 7940-7949 19 90% 0
10 YOKOYAMA, A , ASAHARA, M , TSUBOI, N , HAYASHI, AK , (2016) NUMERICAL STUDY ON THREE-DIMENSIONAL FLOW EFFECT OF SELF-IGNITION INDUCED BY HIGH PRESSURE HYDROGEN JET IN A RECTANGULAR TUBE.SCIENCE AND TECHNOLOGY OF ENERGETIC MATERIALS. VOL. 77. ISSUE 1-2. P. 7 -12 16 94% 0

Classes with closest relation at Level 1


Rank Class id link
1 13689 HEAVY GAS//HEAVY GAS DISPERSION//DENSE GAS DISPERSION
2 12862 BLEVE//DOMINO EFFECT//MAJOR ACCIDENT HAZARD
3 30046 FAST FILLING//FAST FILLING PROCESS//COMPRESSED HYDROGEN STORAGE
4 36358 PARTIAL VOLUME DEFLAGRATION//ACOUSTIC ENCLOSURES//CIENCIAS SUELO NUTR PLANTA
5 32793 SUBSURFACE MAGAZINE//BLAST WAVE//CONFINED DOMAIN
6 2887 DETONATION//DEFLAGRATION TO DETONATION TRANSITION//FLAME ACCELERATION
7 18026 DECOMPRESSION WAVE SPEED//SAFETY VALVE//GASDECOM
8 12653 DUST EXPLOSION//JOURNAL OF LOSS PREVENTION IN THE PROCESS INDUSTRIES//MINIMUM IGNITION ENERGY
9 15704 HYDROGEN ECONOMY//HYDROGEN INFRASTRUCTURE//POWER TO GAS
10 35182 ENERGY ACCIDENTS//ENSAD DATABASE//ENERGY SYSTEMS AND RISK

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