Class information for:
Level 1: HAZOP//LOPA//HAZOP ANALYSIS

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
19773 490 18.2 31%


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
9 4 COMPUTER SCIENCE, THEORY & METHODS//COMPUTER SCIENCE, ARTIFICIAL INTELLIGENCE//COMPUTER SCIENCE, INFORMATION SYSTEMS 1247339
556 3       SAFETY SCIENCE//RELIABILITY ENGINEERING & SYSTEM SAFETY//IEEE TRANSACTIONS ON RELIABILITY 17889
635 2             RELIABILITY ENGINEERING & SYSTEM SAFETY//SAFETY SCIENCE//IEEE TRANSACTIONS ON RELIABILITY 13740
19773 1                   HAZOP//LOPA//HAZOP ANALYSIS 490

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 HAZOP authKW 1619441 10% 55% 47
2 LOPA authKW 412369 3% 44% 15
3 HAZOP ANALYSIS authKW 320481 1% 86% 6
4 COMPUTER ASSISTED HAZARD IDENTIFICATION authKW 311580 1% 100% 5
5 BATCH HAZOP authKW 249264 1% 100% 4
6 HAZARD STUDIES authKW 186948 1% 100% 3
7 HAZOP STUDY authKW 186948 1% 100% 3
8 LAYER OF PROTECTION ANALYSIS LOPA authKW 186948 1% 100% 3
9 SAFETY ANALYSIS OF CSTR authKW 186948 1% 100% 3
10 LEHRSTUHL ANLAGEN SICHERHEITSTECH address 166173 1% 67% 4

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 Engineering, Chemical 7565 51% 0% 252
2 Engineering, Industrial 6622 20% 0% 99
3 Operations Research & Management Science 3276 19% 0% 92
4 Computer Science, Interdisciplinary Applications 504 9% 0% 45
5 Engineering, Petroleum 486 3% 0% 16
6 Engineering, Environmental 361 7% 0% 36
7 Engineering, General 232 6% 0% 28
8 Computer Science, Hardware & Architecture 157 3% 0% 17
9 Computer Science, Software Engineering 120 4% 0% 20
10 Nuclear Science & Technology 98 5% 0% 24

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 LEHRSTUHL ANLAGEN SICHERHEITSTECH 166173 1% 67% 4
2 CLCA 124632 0% 100% 2
3 INTELLIGENT PROC SYST 93070 2% 14% 11
4 ENGN CHEM TECHNOL SAFETY 70102 1% 38% 3
5 ABT ANLAGETECH ANLAGENISHERHEIT 62316 0% 100% 1
6 DIRECC CORPORAT OPERAC 62316 0% 100% 1
7 E PS TEAM 62316 0% 100% 1
8 GERENCIA ANAL INVERS 62316 0% 100% 1
9 GLOBAL ENVIRONM RISK PRACTICE 62316 0% 100% 1
10 INGN QUIM TECN MEDIO AMBIENTE 62316 0% 100% 1

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 PROCESS SAFETY PROGRESS 128085 9% 5% 43
2 JOURNAL OF LOSS PREVENTION IN THE PROCESS INDUSTRIES 101080 13% 3% 62
3 RELIABILITY ENGINEERING & SYSTEM SAFETY 76811 15% 2% 72
4 COMPUTERS & CHEMICAL ENGINEERING 16258 8% 1% 41
5 PROCESS SAFETY AND ENVIRONMENTAL PROTECTION 15245 4% 1% 19
6 HYDROCARBON PROCESSING 7540 3% 1% 13
7 PROCEEDINGS ANNUAL RELIABILITY AND MAINTAINABILITY SYMPOSIUM 6999 1% 2% 6
8 IEEE TRANSACTIONS ON RELIABILITY 4599 3% 0% 15
9 CHEMICAL ENGINEERING PROGRESS 3763 2% 1% 11
10 PROCEEDINGS : ANNUAL RELIABILITY AND MAINTAINABILITY SYMPOSIUM 3437 1% 1% 5

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 HAZOP 1619441 10% 55% 47 Search HAZOP Search HAZOP
2 LOPA 412369 3% 44% 15 Search LOPA Search LOPA
3 HAZOP ANALYSIS 320481 1% 86% 6 Search HAZOP+ANALYSIS Search HAZOP+ANALYSIS
4 COMPUTER ASSISTED HAZARD IDENTIFICATION 311580 1% 100% 5 Search COMPUTER+ASSISTED+HAZARD+IDENTIFICATION Search COMPUTER+ASSISTED+HAZARD+IDENTIFICATION
5 BATCH HAZOP 249264 1% 100% 4 Search BATCH+HAZOP Search BATCH+HAZOP
6 HAZARD STUDIES 186948 1% 100% 3 Search HAZARD+STUDIES Search HAZARD+STUDIES
7 HAZOP STUDY 186948 1% 100% 3 Search HAZOP+STUDY Search HAZOP+STUDY
8 LAYER OF PROTECTION ANALYSIS LOPA 186948 1% 100% 3 Search LAYER+OF+PROTECTION+ANALYSIS+LOPA Search LAYER+OF+PROTECTION+ANALYSIS+LOPA
9 SAFETY ANALYSIS OF CSTR 186948 1% 100% 3 Search SAFETY+ANALYSIS+OF+CSTR Search SAFETY+ANALYSIS+OF+CSTR
10 PROCESS SECURITY 140210 1% 75% 3 Search PROCESS+SECURITY Search PROCESS+SECURITY

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 DUNJO, J , FTHENAKIS, V , VILCHEZ, JA , ARNALDOS, J , (2010) HAZARD AND OPERABILITY (HAZOP) ANALYSIS. A LITERATURE REVIEW.JOURNAL OF HAZARDOUS MATERIALS. VOL. 173. ISSUE 1-3. P. 19-32 71 81% 44
2 MCCOY, SA , WAKEMAN, SJ , LARKIN, FD , JEFFERSON, ML , CHUNG, PWH , RUSHTON, AG , LEES, FP , HEINO, PM , (1999) HAXID, A COMPUTER AID FOR HAZARD IDENTIFICATION 1. THE STOPHAZ PACKAGE AND THE HAZID CODE: AN OVERVIEW, THE ISSUES AND THE STRUCTURE.PROCESS SAFETY AND ENVIRONMENTAL PROTECTION. VOL. 77. ISSUE B6. P. 317 -327 30 91% 17
3 CHUNG, LP , CHANG, CT , (2011) PETRI-NET MODELS FOR COMPREHENSIVE HAZARD ANALYSIS OF MOCVD PROCESSES.COMPUTERS & CHEMICAL ENGINEERING. VOL. 35. ISSUE 2. P. 356-371 24 77% 0
4 ZHANG, YL , ZHANG, WT , ZHANG, BK , (2015) AUTOMATIC HAZOP ANALYSIS METHOD FOR UNSTEADY OPERATION IN CHEMICAL BASED ON QUALITATIVE SIMULATION AND INFERENCE.CHINESE JOURNAL OF CHEMICAL ENGINEERING. VOL. 23. ISSUE 12. P. 2065 -2074 14 88% 1
5 WANG, YJ , ROGERS, WJ , WEST, HH , MANNAN, MS , (2003) ALGORITHMIC FAULT TREE SYNTHESIS FOR CONTROL LOOPS.JOURNAL OF LOSS PREVENTION IN THE PROCESS INDUSTRIES. VOL. 16. ISSUE 5. P. 427-441 15 100% 6
6 KUO, DH , HSU, DS , CHANG, CT , CHEN, DH , (1997) PROTOTYPE FOR INTEGRATED HAZARD ANALYSIS.AICHE JOURNAL. VOL. 43. ISSUE 6. P. 1494-1510 18 100% 3
7 MAJDARA, A , WAKABAYASHI, T , (2010) AUTOMATED FAULT TREE CONSTRUCTION FOR A SAMPLE CHEMICAL PLANT.PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART O-JOURNAL OF RISK AND RELIABILITY. VOL. 224. ISSUE O3. P. 207 -216 13 93% 0
8 KHAN, FI , ABBASI, SA , (2000) TOWARDS AUTOMATION OF HAZOP WITH A NEW TOOL EXPERTOP.ENVIRONMENTAL MODELLING & SOFTWARE. VOL. 15. ISSUE 1. P. 67-77 12 100% 13
9 VENKATASUBRAMANIAN, V , ZHAO, JS , VISWANATHAN, S , (2000) INTELLIGENT SYSTEMS FOR HAZOP ANALYSIS OF COMPLEX PROCESS PLANTS.COMPUTERS & CHEMICAL ENGINEERING. VOL. 24. ISSUE 9-10. P. 2291 -2302 14 78% 78
10 MAJDARA, A , WAKABAYASHI, T , (2009) COMPONENT-BASED MODELING OF SYSTEMS FOR AUTOMATED FAULT TREE GENERATION.RELIABILITY ENGINEERING & SYSTEM SAFETY. VOL. 94. ISSUE 6. P. 1076 -1086 11 79% 26

Classes with closest relation at Level 1


Rank Class id link
1 17549 SIGNED DIRECTED GRAPH//ALARM MANAGEMENT//PLANT ALARM SYSTEM
2 25554 SAFETY INSTRUMENTED SYSTEM//IEC 61508//SAFETY INTEGRITY LEVEL
3 19043 PROCESS SAFETY PROGRESS//INHERENT SAFETY//PROCESS SAFETY MANAGEMENT
4 26511 ACCIDENT DATABASE//SODIUM N PROPOXIDE//PROCESS LIFECYCLE
5 12862 BLEVE//DOMINO EFFECT//MAJOR ACCIDENT HAZARD
6 25261 ACCIDENT SCENARIO SELECTION//ANLAGENSICHERHEIT//DRAWING INFORMATION SYSTEM
7 10190 DYNAMIC FAULT TREE//FAULT TREE//PHASED MISSION SYSTEM
8 37551 NUCL ALLAT SAFETY//GR HITE TECHNOL SECT//IGNALINA SAFETY ANAL GRP
9 19590 COMPUTERS & CHEMICAL ENGINEERING//COMPUTER AIDED MODELING//CAPE OPEN
10 19494 FUZZY RELIABILITY//LAMBDA TAU METHODOLOGY//FUZZY SYSTEM RELIABILITY

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