Classification
EUU - Cogeneration
64
TKF - Power plants
7
ETF - Fuel cells - general
4
EVA - Energy demand, energy supply - comprehensive works
4
EUA - Energy conservation - general
2
EUL - Heat pumps
2
TKJ - Traffic
2
UMV - Climatic change
2
EBA - Energy production, energy technology
1
EHA - Renewable energy sources
1
ENA - Energy from biomass and waste
1
ETFD - Solid oxide fuel cells ( SOFC )
1
EUK - Waste heat utilization, heat recovery
1
EVH - Energy supply - economic growth
1
EVP - Energy models, energy system analysis
1
EWA - Energy economy
1
EXA - Energy policy
1
TEF - Electric machines, electric cables
1
THM - Heat transfer, mass transfer - technical aspects
1