Class information for:
Level 1: SPARK IGNITION ENGINE//GASOLINE DIRECT INJECTION//ETHANOL GASOLINE BLENDS

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
10946 1022 28.6 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
10946 1                   SPARK IGNITION ENGINE//GASOLINE DIRECT INJECTION//ETHANOL GASOLINE BLENDS 1022

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 SPARK IGNITION ENGINE authKW 583268 8% 23% 85
2 GASOLINE DIRECT INJECTION authKW 422501 3% 43% 33
3 ETHANOL GASOLINE BLENDS authKW 382413 2% 80% 16
4 KNOCK authKW 323834 3% 31% 35
5 SUPER KNOCK authKW 268888 1% 100% 9
6 SI ENGINE authKW 260835 4% 21% 42
7 EXHAUST EMISSIONS authKW 254835 6% 13% 64
8 ETHANOL DIRECT INJECTION authKW 209135 1% 100% 7
9 ENGINE KNOCK authKW 195178 1% 47% 14
10 GDI ENGINE authKW 186721 1% 63% 10

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 27767 52% 0% 536
2 Transportation Science & Technology 11698 14% 0% 138
3 Engineering, Mechanical 8029 29% 0% 295
4 Thermodynamics 7935 23% 0% 234
5 Engineering, Chemical 7226 35% 0% 361
6 Mechanics 768 10% 0% 106
7 Environmental Sciences 728 14% 0% 147
8 GREEN & SUSTAINABLE SCIENCE & TECHNOLOGY 672 4% 0% 36
9 Engineering, Environmental 494 6% 0% 62
10 Engineering, Petroleum 468 2% 0% 23

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 KATEDRA VOZIDEL POZEMNI DOPRAVY 89629 0% 100% 3
2 POWERTRAIN ENGN RD 67221 0% 75% 3
3 STATE ENGINES 64415 4% 6% 38
4 IST MOTORI 63224 2% 9% 24
5 IC ENGINES MECH HANDLING EQUIPMENT 59753 0% 100% 2
6 POWERTRAIN ADV 59753 0% 100% 2
7 CLIMATE CHANGE ENVIRONM QUAL 59749 0% 50% 4
8 STATE ENVIRONM PROTECT VEHICLE EMISS CONT 53775 0% 60% 3
9 AUTO PERFORMANCE EMISS TEST 48788 1% 23% 7
10 TECH PLICAT ENERGET 47798 0% 40% 4

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 AUTOMOTIVE TECHNOLOGY 88157 6% 5% 62
2 FUEL 38900 14% 1% 139
3 PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART D-JOURNAL OF AUTOMOBILE ENGINEERING 33366 5% 2% 50
4 LISTY CUKROVARNICKE A REPARSKE 24202 2% 3% 25
5 INTERNATIONAL JOURNAL OF ENGINE RESEARCH 19028 2% 4% 17
6 ENERGY CONVERSION AND MANAGEMENT 8584 5% 1% 52
7 APPLIED ENERGY 5940 4% 0% 43
8 ENERGY & FUELS 5728 5% 0% 48
9 APPLIED THERMAL ENGINEERING 4604 4% 0% 38
10 ENERGY 4155 4% 0% 39

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 SPARK IGNITION ENGINE 583268 8% 23% 85 Search SPARK+IGNITION+ENGINE Search SPARK+IGNITION+ENGINE
2 GASOLINE DIRECT INJECTION 422501 3% 43% 33 Search GASOLINE+DIRECT+INJECTION Search GASOLINE+DIRECT+INJECTION
3 ETHANOL GASOLINE BLENDS 382413 2% 80% 16 Search ETHANOL+GASOLINE+BLENDS Search ETHANOL+GASOLINE+BLENDS
4 KNOCK 323834 3% 31% 35 Search KNOCK Search KNOCK
5 SUPER KNOCK 268888 1% 100% 9 Search SUPER+KNOCK Search SUPER+KNOCK
6 SI ENGINE 260835 4% 21% 42 Search SI+ENGINE Search SI+ENGINE
7 EXHAUST EMISSIONS 254835 6% 13% 64 Search EXHAUST+EMISSIONS Search EXHAUST+EMISSIONS
8 ETHANOL DIRECT INJECTION 209135 1% 100% 7 Search ETHANOL+DIRECT+INJECTION Search ETHANOL+DIRECT+INJECTION
9 ENGINE KNOCK 195178 1% 47% 14 Search ENGINE+KNOCK Search ENGINE+KNOCK
10 GDI ENGINE 186721 1% 63% 10 Search GDI+ENGINE Search GDI+ENGINE

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 MASUM, BM , MASJUKI, HH , KALAM, MA , FATTAH, IMR , PALASH, SM , ABEDIN, MJ , (2013) EFFECT OF ETHANOL-GASOLINE BLEND ON NOX EMISSION IN SI ENGINE.RENEWABLE & SUSTAINABLE ENERGY REVIEWS. VOL. 24. ISSUE . P. 209-222 51 50% 46
2 THAKUR, AK , KAVITI, AK , MEHRA, R , MER, KKS , (2017) PROGRESS IN PERFORMANCE ANALYSIS OF ETHANOL-GASOLINE BLENDS ON SI ENGINE.RENEWABLE & SUSTAINABLE ENERGY REVIEWS. VOL. 69. ISSUE . P. 324 -340 32 78% 0
3 CHO, J , SI, W , JANG, W , JIN, D , MYUNG, CL , PARK, S , (2015) IMPACT OF INTERMEDIATE ETHANOL BLENDS ON PARTICULATE MATTER EMISSION FROM A SPARK IGNITION DIRECT INJECTION (SIDI) ENGINE.APPLIED ENERGY. VOL. 160. ISSUE . P. 592 -602 27 79% 7
4 KARAVALAKIS, G , SHORT, D , VU, D , VILLELA, M , ASA-AWUKU, A , DURBIN, TD , (2014) EVALUATING THE REGULATED EMISSIONS, AIR TOXICS, ULTRAFINE PARTICLES, AND BLACK CARBON FROM SI-PFI AND SI-DI VEHICLES OPERATING ON DIFFERENT ETHANOL AND ISO-BUTANOL BLENDS.FUEL. VOL. 128. ISSUE . P. 410-421 25 78% 22
5 CHEN, RH , CHIANG, LB , CHEN, CN , LIN, TH , (2011) COLD-START EMISSIONS OF AN SI ENGINE USING ETHANOL-GASOLINE BLENDED FUEL.APPLIED THERMAL ENGINEERING. VOL. 31. ISSUE 8-9. P. 1463 -1467 22 100% 35
6 LIU, H , WANG, Z , LONG, Y , XIANG, SZ , WANG, JX , WAGNON, SW , (2015) METHANOL-GASOLINE DUAL-FUEL SPARK IGNITION (DFSI) COMBUSTION WITH DUAL-INJECTION FOR ENGINE PARTICLE NUMBER (PN) REDUCTION AND FUEL ECONOMY IMPROVEMENT.ENERGY. VOL. 89. ISSUE . P. 1010 -1017 23 88% 1
7 CHEN, RH , CHIANG, LB , WU, MH , LIN, TH , (2010) GASOLINE DISPLACEMENT AND NOX REDUCTION IN AN SI ENGINE BY AQUEOUS ALCOHOL INJECTION.FUEL. VOL. 89. ISSUE 3. P. 604-610 22 100% 13
8 KARAVALAKIS, G , SHORT, D , RUSSELL, RL , JUNG, H , JOHNSON, KC , ASA-AWUKU, A , DURBIN, TD , (2014) ASSESSING THE IMPACTS OF ETHANOL AND ISOBUTANOL ON GASEOUS AND PARTICULATE EMISSIONS FROM FLEXIBLE FUEL VEHICLES.ENVIRONMENTAL SCIENCE & TECHNOLOGY. VOL. 48. ISSUE 23. P. 14016 -14024 24 80% 6
9 TURKOZ, N , ERKUS, B , KARAMANGIL, MI , SURMEN, A , ARSLANOGLU, N , (2014) EXPERIMENTAL INVESTIGATION OF THE EFFECT OF E85 ON ENGINE PERFORMANCE AND EMISSIONS UNDER VARIOUS IGNITION TIMINGS.FUEL. VOL. 115. ISSUE . P. 826-832 23 79% 7
10 YUSOFF, MNAM , ZULKIFLI, NWM , MASUM, BM , MASJUKI, HH , (2015) FEASIBILITY OF BIOETHANOL AND BIOBUTANOL AS TRANSPORTATION FUEL IN SPARK-IGNITION ENGINE: A REVIEW.RSC ADVANCES. VOL. 5. ISSUE 121. P. 100184 -100211 44 43% 0

Classes with closest relation at Level 1


Rank Class id link
1 4904 DUAL FUEL ENGINE//DUAL FUEL//SPARK IGNITION ENGINE
2 31219 HYDROCARBON EMISSIONS//GAS LEAK TEST//KNIFE EDGE SEAL
3 4207 HCCI//HOMOGENEOUS CHARGE COMPRESSION IGNITION//LOW TEMPERATURE COMBUSTION
4 18860 TUMBLE//IN CYLINDER FLOW//INTAKE PORT
5 891 DIESEL ENGINE//BIODIESEL//ENGINE PERFORMANCE
6 2609 RAPID COMPRESSION MACHINE//SHOCK TUBE//IGNITION DELAY TIME
7 10147 DIESEL SPRAY//CMT MOTO TERM//ATOMIZATION AND SPRAYS
8 12006 ENGINE CONTROL//AIR FUEL RATIO CONTROL//IDLE SPEED CONTROL
9 37674 SUPERFIN//ENGN AUTOMOBILE TRANSPORT//NON CONSERVATIVE MODEL
10 5352 LAMINAR BURNING VELOCITY//LAMINAR FLAME SPEED//MARKSTEIN LENGTH

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