Class information for:
Level 2: DIESEL ENGINE//EMISSIONS//ENGINE PERFORMANCE

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
778 12190 27.7 40%


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
486 3       BIODIESEL//DIESEL ENGINE//TRANSESTERIFICATION 23357
778 2             DIESEL ENGINE//EMISSIONS//ENGINE PERFORMANCE 12190
891 1                   DIESEL ENGINE//BIODIESEL//ENGINE PERFORMANCE 2987
4207 1                   HCCI//HOMOGENEOUS CHARGE COMPRESSION IGNITION//LOW TEMPERATURE COMBUSTION 1828
4904 1                   DUAL FUEL ENGINE//DUAL FUEL//SPARK IGNITION ENGINE 1705
10147 1                   DIESEL SPRAY//CMT MOTO TERM//ATOMIZATION AND SPRAYS 1088
10946 1                   SPARK IGNITION ENGINE//GASOLINE DIRECT INJECTION//ETHANOL GASOLINE BLENDS 1022
12006 1                   ENGINE CONTROL//AIR FUEL RATIO CONTROL//IDLE SPEED CONTROL 938
15997 1                   PISTON RING//PISTON SKIRT//CRANKSHAFT 679
18860 1                   TUMBLE//IN CYLINDER FLOW//INTAKE PORT 533
24153 1                   EMULSIFIED FUEL//MICRO EXPLOSION//WATER IN DIESEL EMULSION 322
24735 1                   GARDON GAUGE//THERMAL PRODUCT//TRANSIENT OPERATION 303
25793 1                   FREE PISTON ENGINE//FREE PISTON//LINEAR ENGINE 272
26156 1                   TURBOCHARGER//TURBOCHARGING//MIXED FLOW TURBINE 262
31219 1                   HYDROCARBON EMISSIONS//GAS LEAK TEST//KNIFE EDGE SEAL 156
35557 1                   ENGINE THERMAL MANAGEMENT//ELECTRIC WATER PUMP//ENGINE COOLING SYSTEM 95

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 DIESEL ENGINE authKW 1947458 10% 66% 1184
2 EMISSIONS authKW 727358 11% 22% 1296
3 ENGINE PERFORMANCE authKW 640150 3% 78% 327
4 SPARK IGNITION ENGINE authKW 564880 2% 78% 289
5 EXHAUST EMISSIONS authKW 537101 3% 67% 321
6 INTERNATIONAL JOURNAL OF ENGINE RESEARCH journal 523961 3% 68% 308
7 PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART D-JOURNAL OF AUTOMOBILE ENGINEERING journal 452698 5% 28% 636
8 CMT MOTO TERM address 448924 2% 70% 258
9 INTERNAL COMBUSTION ENGINE authKW 419589 3% 46% 362
10 HCCI authKW 381969 2% 74% 206

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 237848 45% 2% 5436
2 Engineering, Mechanical 146816 36% 1% 4328
3 Transportation Science & Technology 104196 12% 3% 1425
4 Thermodynamics 85328 22% 1% 2654
5 Engineering, Chemical 43301 26% 1% 3109
6 Mechanics 11477 11% 0% 1399
7 GREEN & SUSTAINABLE SCIENCE & TECHNOLOGY 10218 4% 1% 482
8 Engineering, General 9396 7% 1% 870
9 Automation & Control Systems 3612 4% 0% 480
10 Agricultural Engineering 2863 2% 1% 258

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 CMT MOTO TERM 448924 2% 70% 258
2 ENGINE 348072 2% 56% 248
3 INTERNAL COMBUST ENGINES 321575 2% 68% 188
4 STATE ENGINES 180788 2% 33% 220
5 MECH ENGN 128760 32% 1% 3874
6 POWER MACHINERY ENGN 87285 1% 31% 114
7 INTERNAL COMBUST ENGN 73662 0% 89% 33
8 IST MOTORI 71143 1% 32% 88
9 INTERNAL COMBUST ENGINE 70047 0% 49% 57
10 CMT MOTO TERMICOS 68173 0% 72% 38

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 INTERNATIONAL JOURNAL OF ENGINE RESEARCH 523961 3% 68% 308
2 PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART D-JOURNAL OF AUTOMOBILE ENGINEERING 452698 5% 28% 636
3 FUEL 166659 8% 7% 996
4 JOURNAL OF ENGINEERING FOR GAS TURBINES AND POWER-TRANSACTIONS OF THE ASME 128373 4% 11% 468
5 INTERNATIONAL JOURNAL OF AUTOMOTIVE TECHNOLOGY 120803 2% 19% 251
6 ATOMIZATION AND SPRAYS 111694 2% 21% 209
7 ENERGY CONVERSION AND MANAGEMENT 67963 4% 5% 506
8 APPLIED ENERGY 49892 4% 5% 431
9 INTERNATIONAL JOURNAL OF HYDROGEN ENERGY 35857 4% 3% 536
10 ENERGY 33461 3% 4% 383

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 DIESEL ENGINE 1947458 10% 66% 1184 Search DIESEL+ENGINE Search DIESEL+ENGINE
2 EMISSIONS 727358 11% 22% 1296 Search EMISSIONS Search EMISSIONS
3 ENGINE PERFORMANCE 640150 3% 78% 327 Search ENGINE+PERFORMANCE Search ENGINE+PERFORMANCE
4 SPARK IGNITION ENGINE 564880 2% 78% 289 Search SPARK+IGNITION+ENGINE Search SPARK+IGNITION+ENGINE
5 EXHAUST EMISSIONS 537101 3% 67% 321 Search EXHAUST+EMISSIONS Search EXHAUST+EMISSIONS
6 INTERNAL COMBUSTION ENGINE 419589 3% 46% 362 Search INTERNAL+COMBUSTION+ENGINE Search INTERNAL+COMBUSTION+ENGINE
7 HCCI 381969 2% 74% 206 Search HCCI Search HCCI
8 BIODIESEL 362854 9% 14% 1064 Search BIODIESEL Search BIODIESEL
9 SI ENGINE 345516 1% 83% 167 Search SI+ENGINE Search SI+ENGINE
10 INJECTION TIMING 332341 1% 93% 143 Search INJECTION+TIMING Search INJECTION+TIMING

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 KHALIFE, E , TABATABAEI, M , DEMIRBAS, A , AGHBASHLO, M , (2017) IMPACTS OF ADDITIVES ON PERFORMANCE AND EMISSION CHARACTERISTICS OF DIESEL ENGINES DURING STEADY STATE OPERATION.PROGRESS IN ENERGY AND COMBUSTION SCIENCE. VOL. 59. ISSUE . P. 32 -78 264 76% 0
2 XUE, JL , GRIFT, TE , HANSEN, AC , (2011) EFFECT OF BIODIESEL ON ENGINE PERFORMANCES AND EMISSIONS.RENEWABLE & SUSTAINABLE ENERGY REVIEWS. VOL. 15. ISSUE 2. P. 1098 -1116 125 93% 294
3 VALLINAYAGAM, R , VEDHARAJ, S , YANG, WM , ROBERTS, WL , DIBBLE, RW , (2015) FEASIBILITY OF USING LESS VISCOUS AND LOWER CETANE (LVLC) FUELS IN A DIESEL ENGINE: A REVIEW.RENEWABLE & SUSTAINABLE ENERGY REVIEWS. VOL. 51. ISSUE . P. 1166 -1190 132 82% 7
4 PALASH, SM , MASJUKI, HH , KALAM, MA , MASUM, BM , SANJID, A , ABEDIN, MJ , (2013) STATE OF THE ART OF NOX MITIGATION TECHNOLOGIES AND THEIR EFFECT ON THE PERFORMANCE AND EMISSION CHARACTERISTICS OF BIODIESEL-FUELED COMPRESSION IGNITION ENGINES.ENERGY CONVERSION AND MANAGEMENT. VOL. 76. ISSUE . P. 400 -420 128 84% 24
5 MOFIJUR, M , RASUL, MG , HYDE, J , AZAD, AK , MAMAT, R , BHUIYA, MMK , (2016) ROLE OF BIOFUEL AND THEIR BINARY (DIESEL-BIODIESEL) AND TERNARY (ETHANOL-BIODIESEL-DIESEL) BLENDS ON INTERNAL COMBUSTION ENGINES EMISSION REDUCTION.RENEWABLE & SUSTAINABLE ENERGY REVIEWS. VOL. 53. ISSUE . P. 265 -278 81 73% 16
6 PALASH, SM , KALAM, MA , MASJUKI, HH , MASUM, BM , FATTAH, IMR , MOFIJUR, M , (2013) IMPACTS OF BIODIESEL COMBUSTION ON NOX EMISSIONS AND THEIR REDUCTION APPROACHES.RENEWABLE & SUSTAINABLE ENERGY REVIEWS. VOL. 23. ISSUE . P. 473-490 102 86% 35
7 IMDADUL, HK , MASJUKI, HH , KALAM, MA , ZULKIFLI, NWM , RASHED, MM , RASHEDUL, HK , MONIRUL, IM , MOSAROF, MH , (2015) A COMPREHENSIVE REVIEW ON THE ASSESSMENT OF FUEL ADDITIVE EFFECTS ON COMBUSTION BEHAVIOR IN CI ENGINE FUELLED WITH DIESEL BIODIESEL BLENDS.RSC ADVANCES. VOL. 5. ISSUE 83. P. 67541 -67567 124 76% 4
8 KHAN, MI , YASMEEN, T , KHAN, MI , FAROOQ, M , WAKEEL, M , (2016) RESEARCH PROGRESS IN THE DEVELOPMENT OF NATURAL GAS AS FUEL FOR ROAD VEHICLES: A BIBLIOGRAPHIC REVIEW (1991-2016).RENEWABLE & SUSTAINABLE ENERGY REVIEWS. VOL. 66. ISSUE . P. 702 -741 189 51% 0
9 HE, BQ , (2016) ADVANCES IN EMISSION CHARACTERISTICS OF DIESEL ENGINES USING DIFFERENT BIODIESEL FUELS.RENEWABLE & SUSTAINABLE ENERGY REVIEWS. VOL. 60. ISSUE . P. 570 -586 105 77% 2
10 MOFIJUR, M , ATABANI, AE , MASJUKI, HH , KALAM, MA , MASUM, BM , (2013) A STUDY ON THE EFFECTS OF PROMISING EDIBLE AND NON-EDIBLE BIODIESEL FEEDSTOCKS ON ENGINE PERFORMANCE AND EMISSIONS PRODUCTION: A COMPARATIVE EVALUATION.RENEWABLE & SUSTAINABLE ENERGY REVIEWS. VOL. 23. ISSUE . P. 391-404 96 86% 35

Classes with closest relation at Level 2


Rank Class id link
1 1134 BIODIESEL//TRANSESTERIFICATION//PLANT STEROLS
2 2084 ATOMIZATION AND SPRAYS//DROPLET COMBUSTION//COAL WATER SLURRY
3 612 COMBUSTION AND FLAME//COMBUSTION SCIENCE AND TECHNOLOGY//PROCEEDINGS OF THE COMBUSTION INSTITUTE
4 3682 ENERGY EDUCATION SCIENCE AND TECHNOLOGY PART A-ENERGY SCIENCE AND RESEARCH//ENERGY EDUCATION SCIENCE AND TECHNOLOGY PART B-SOCIAL AND EDUCATIONAL STUDIES//GEN DIRECTORATE SPORTS
5 2149 EXPERIMENTS IN FLUIDS//COMBUSTION DIAGNOSTICS//COMBUST PHYS
6 3434 JATROPHA CURCAS//JATROPHA//JATROPHA CURCAS L
7 2333 HYBRID ELECTRIC VEHICLE//HYBRID VEHICLES//CONTINUOUSLY VARIABLE TRANSMISSION
8 1794 JOURNAL OF AEROSOL SCIENCE//SOOT//SOOT FORMATION
9 2910 AXIAL PISTON PUMP//ELECTRO HYDRAULIC SYSTEM//PNEUMATIC ACTUATOR
10 2188 ZDDP//LUBRICATION ENGINEERING//TRIBOLOGY & LUBRICATION TECHNOLOGY

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