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(Click for frequent words.) 62 combustion chamber 61 combustors 61 combustor 61 combustion gases 59 exhaust gases 59 exothermic reaction 59 pyrolysis 59 gaseous emissions 59 HCCI engine 58 carbonization 58 exhaust gasses 58 nitrogen oxide NOx emissions 58 spark ignition 58 incomplete combustion 57 syngas 57 particulate matter emitted 57 exothermic 57 Combustion 57 reduce NOx emissions 57 stoichiometric 57 thermal oxidizers 57 biomass combustion 56 gasifier 56 vaporisation 56 combustions 56 catalytic reforming 56 reduces NOx emissions 56 amine scrubbing 56 combustion byproducts 56 low NOx burners 56 oxyfuel combustion 56 oxidizer 56 combustion chambers 56 emit carbon monoxide 55 evaporative emissions 55 offgas 55 catalytic combustion 55 ionisation 55 particulate emissions 55 flue gases 55 Pyrolysis 55 thermo chemical 55 gasification 55 Global Warming Potential GWP 55 vaporization 55 combusting 55 thermal oxidation 55 oxidizers 54 degassing 54 pyrolytic 54 dehydrogenation 54 unburnt fuel 54 deflagration 54 preheating 54 internal combustion engines 54 gasified 54 airflows 54 oxyfuel 54 Exhaust Gas Recirculation 54 hydroxyl radicals 53 HCCI combustion 53 EGR cooler 53 flammable solvents 53 nitrogen oxides NOx 53 NOx 53 oxyhydrogen 53 oxidation 53 particulate emission 53 methanation 53 Ionic liquids 53 combusts 53 gasifiers 53 torrefaction 53 gases 53 NOx emissions 53 ignition 53 harmful gasses 53 gasifying coal 53 vapor 53 particulate contaminants 53 nitriding 53 oxidisation 53 Volatile Organic Compounds 53 Carbon monoxide byproduct 53 aliphatic hydrocarbons 53 Carbon dioxide CO2 53 #yf 53 gasifies coal 53 gasifies 53 aftertreatment 53 oxidation catalyst 53 diesel particulate filter DPF 53 oxy fuel 52 rotary valves 52 reaction kinetics 52 vapor compression 52 external combustion engines 52 Purifier TM 52 bio diesels 52 EtO 52 water vapor 52 gaseous fuels 52 thermodynamic efficiency 52 thermal decomposition 52 unburned hydrocarbons 52 compression ignition 52 biogases 52 thermal gradients 52 hydrocarbons HC 52 syngas mixture 52 reciprocating engine 52 sorption 52 Selective Catalytic Reduction 52 unvented 52 nitrogen oxide burners 52 diesel particulate 52 absorption chiller 52 NOx reduction 52 sulfur dioxides 52 Carbon Dioxide CO2 52 thermoelectric cooling 52 overpressure 52 ionization 52 HCCI mode 52 hydroxyl radical 52 monopropellant 52 depolymerization 52 photochemical reactions 52 pollutants emitted 52 supercritical fluid 52 corona discharge 51 cooled EGR 51 soot particulates 51 cavitation 51 fluidized 51 ethane propane butane 51 combustion engines 51 ethanol butanol 51 oxidiser 51 gasses 51 Particulate Matter PM 51 carburizing 51 gas recirculation 51 transesterification 51 wet scrubber 51 balancer shaft 51 urea injection 51 flue gas 51 oxidant 51 clinker cooler 51 gaseous 51 sequesters carbon dioxide 51 NOX emissions 51 solder reflow 51 gasification pyrolysis 51 Supercritical 51 Rankine cycle 51 fluidized bed 51 reactants 51 tractive effort 51 NOx trap 51 evaporator 51 combustion engine 51 hydrogen combustion engine 51 endothermic 51 methane 51 vaporiser 51 internal combustion 51 combustible gases 51 oxidising 51 forest thinnings 51 diesel particulate filter 51 preheats 51 Tailpipe emissions 51 nitrification 51 harmful byproducts 51 molecular sieve 51 oxidation catalysts 51 thermal annealing 51 Activated carbon 51 aqueous phase 51 Diesel Particulate Filter DPF 51 charge compression ignition 51 diesel aftertreatment 51 fuel injector 51 Internal combustion engines 50 superheats 50 venturi 50 regenerable 50 turbocharging 50 chemisorption 50 subcritical 50 particulate matter emissions 50 vapor mist 50 glow plugs 50 Dryer lint 50 Hydronic 50 selective catalytic 50 Homogeneous Charge Compression Ignition 50 pollutant emissions 50 reciprocating piston 50 sulfur trioxide 50 hydroconversion 50 aftertreatment systems 50 thermodynamic properties 50 DeNOx 50 particulates 50 turbocharger 50 convection currents 50 flue gasses 50 compressed air 50 graphite furnace 50 boilers furnaces 50 CO2 SO2 50 air cooled condenser 50 reactant 50 vacuum distillation 50 pyrophoric 50 evaporative 50 biomass gasification 50 Adequate ventilation 50 fuel oxidizer mixtures 50 particulate matter soot 50 ammonia NH3 50 electrochemical reactions 50 multifuel 50 hydrogen peroxide H#O# 50 combusted 50 thermochemical 50 turbo generator 50 acid hydrolysis 50 degasser 50 absorption chillers 50 laminar flow 50 SO3 50 Haber Bosch process 50 cyclohexane 50 elemental sulfur 50 methyl chloroform 50 Fischer Tropsch process 50 Hydrogen Sulphide 50 inorganic salts 50 nitrogen oxides NOx emissions 50 vapors emitted 50 flammable gases 50 particulate filter 50 photocatalysis 50 hydrogen sulphide H2S 50 unburnt hydrocarbons 50 superheated steam 50 nitrogen oxide NOX 50 biogenic emissions 50 harmful vapors 50 hydrocarbons nitrogen oxides 50 regenerative thermal oxidizer 50 volatilization 50 gases emitted 50 removes impurities 49 exhaust emissions 49 de ionized 49 NOx nitrogen oxides 49 fluidised bed 49 ceramic matrix composites 49 turbo expander 49 condenser 49 Novec 49 unheading 49 sulphate aerosols 49 Hydrogen sulphide 49 gassification 49 thermodynamically 49 spallation 49 isomerization 49 oxidizing agent 49 fermentation 49 injector nozzle 49 pyrolysis gasification 49 spontaneous ignition 49 Oxyfuel 49 colorless odorless poisonous 49 recirculation 49 particulate 49 filtrations 49 boron trifluoride 49 solid propellants 49 formamide 49 gaseous pollutants 49 NOx SOx 49 particulate filtration 49 conventional internal combustion 49 Cavitation 49 nitrous oxides 49 reciprocating engines 49 Sulphur dioxide 49 catalytic reactions 49 finely dispersed 49 diesel engines 49 NOx emission 49 backpressure 49 hydrochloric acid HCl 49 soot emitted 49 sulfate aerosol 49 siloxanes 49 biomass 49 thermic 49 desorption 49 atomization 49 synthetic liquid hydrocarbons 49 convective heat 49 electrokinetic 49 internal combustion engine 49 deplete ozone 49 outgas 49 rotary kiln 49 variable valve lift 49 photolysis 49 emit toxic fumes 49 bacterial fermentation 49 nanocatalysts 49 gasifying 49 ceramic membranes 49 hydrogen chloride 49 smokestack scrubbers 49 crossflow 49 digestors 49 melting furnaces 49 metal hydride 49 electrolyzer 49 sulfur dioxide nitrous oxide 49 CO ₂ 49 Hydrogen Internal Combustion 49 Scuderi Engine 49 CO2 49 anaerobic fermentation 49 liquefying coal 49 sulfur dioxide SO2 emissions 49 exhaust emission 49 valve actuation 49 fluorination 49 Heat exchangers 49 Sulfur compounds 49 desulfurization unit 49 solenoid valves 49 electrochemical 49 emit fumes 49 air cooled condensers 49 Gas Recirculation EGR 49 cryogenic cooling 49 biogenic 49 boilers 48 nitrogen oxides 48 nitrogen NOx emissions 48 ignitable 48 photosynthetic microorganisms 48 absorption spectroscopy 48 liquid oxygen LOX 48 hydrofluorocarbons HFCs perfluorocarbons PFCs 48 chilled ammonia 48 Nitrogen Oxide 48 desulphurisation 48 adsorption 48 CFD modeling 48 variable geometry turbo 48 heat exchangers 48 supercritical carbon dioxide 48 OWBs 48 oxidization 48 halogenated 48 equilibration 48 noxious pollutants 48 Selective Catalytic Reduction SCR 48 degassed 48 ammonia synthesis 48 heat exchanger 48 electrochemical reaction 48 denitrification 48 diaphragm pumps 48 gaseous hydrogen 48 ethene 48 thermal oxidizer 48 corrosive gases 48 thermochemical processes 48 tungsten filament 48 carbon dioxide CO2 48 fluidized bed combustion 48 thermally induced 48 sulfur dioxide pollutant 48 nitrous acid 48 fossile fuels 48 centrifugal compressors 48 supercritical CO2 48 valvetrain 48 SCR aftertreatment 48 hydrogen 48 supercritical 48 chemically reactive 48 centrifugal compressor 48 aero derivative 48 decomposing manure 48 gaseous hydrocarbons 48 odorous compounds 48 Clogged filters 48 Nitrogen oxide 48 liquefied hydrogen 48 exhaust aftertreatment 48 catalytic oxidation 48 hydrocarbons carbon monoxide 48 combust 48 photochemical processes 48 gasoline vapors 48 microscopic airborne particles 48 HEPA filtered 48 HCCI engines 48 superheating 48 particle acceleration 48 harmful tailpipe emissions 48 #oC [001] 48 hydrogen H2 48 polymerization 48 degas 48 manmade greenhouse gas 48 chemical kinetics 48 methane CH4 48 gas recirculation EGR 48 circulating fluidised bed 48 evaporators 48 microturbine 48 denaturant 48 particulate filters 48 Fischer Tropsch FT 48 inlet valve 48 HFC refrigerants 48 harmful particulates 48 BtL 48 polariton 48 catalyser 48 exhaust manifold 48 anthropogenic carbon dioxide 48 VOCs 48 fume extraction 48 flammable vapors 48 aromatic hydrocarbons 48 organic solvents 48 fuel cells DMFCs 48 Polycyclic aromatic hydrocarbons 48 solvation 48 thermal desorption 48 mercaptans 48 centrifugal blower 48 calcination 48 ozone O3 48 liquid electrolytes 48 fluidised 48 vacuum brazing 48 Acetylene 48 innovative cyclic detonation 48 CFCs HCFCs 48 hardwood charcoal 48 ramjet 48 steam boiler 48 conventional combustion engine 48 propane deasphalting unit 48 aromatic hydrocarbon 48 adiabatic 47 sorbents 47 VALVETRONIC 47 condenser coil 47 nitrogen oxides carbon monoxide 47 hydrides 47 DPF diesel particulate 47 hydrogen chloride HCl 47 fast pyrolysis 47 outgassing 47 defoaming 47 activated carbons 47 microscopic bubbles 47 breathing scramjet engine 47 Fisher Tropsch 47 detergency 47 Atikokan Generating Station 47 fission reactions 47 Direct Injection Spark Ignition 47 MACT standards 47 oxidizing catalytic converter 47 RASIRC 47 enzymatic hydrolysis 47 heterogeneous catalysts 47 calcining 47 gasified coal 47 kilowatt microturbine 47 sulfate aerosols 47 isoprene 47 phosphine 47 Sulphur Dioxide 47 inert nitrogen 47 extractive distillation 47 intake valve 47 variable valve actuation 47 melt viscosity 47 selective catalytic reduction 47 methanol 47 gaseous byproducts 47 wire mesh filter 47 carbon dioxide 47 feedwater 47 laminar airflow 47 leach circuit 47 boiler flue 47 poisonous gasses 47 thermal conduction 47 particulate pollutants 47 variable geometry turbocharger 47 redox reactions 47 coal petroleum coke 47 R #A refrigerant 47 sintered metal 47 Volatile Organic Compounds VOCs 47 furans 47 tailpipes smokestacks 47 N2O emissions 47 TIG welding 47 smog forming pollutants 47 emission 47 nonequilibrium 47 environmentally friendly refrigerants 47 reduction SCR 47 diesel engine 47 directional solidification 47 hydrotreating 47 invisible odorless tasteless 47 poisonous carbon monoxide 47 burn incompletely 47 VICTREX PEEK polymer 47 screw compressors 47 particulate matter nitrogen oxides 47 intercooling 47 anerobic 47 stoves fireplaces 47 rotary screw compressors 47 Carbon Monoxide CO 47 ozone depleting substance 47 Aftertreatment 47 AdBlue injection 47 electrolyser 47 containing soot dioxins 47 microchannel 47 shot peening 47 hybrid drivetrains 47 Burning fossil fuels 47 preheater 47 inlet valves 47 poisonous chlorine 47 ventilation 47 polymer electrolyte membrane 47 Nitrogen dioxide 47 molten salts 47 sulfur hexafluoride SF6 47 bipropellant 47 Ti VCT 47 Carbon dioxide emitted 47 emit sulfur dioxide 47 de nitrification 47 hydrotreatment 47 exhaust backpressure 47 RASIRC Steamer 47 potent greenhouse gas 47 adsorbent 47 toxic gasses 47 microwave irradiation 47 humidification 47 R#a 47 thermoacoustic 47 tailpipe exhaust 47 absorbs neutrons 47 Cummins Particulate Filter 47 lump charcoal 47 catalytic cracking 47 solvent vapors 47 pulsed plasma 47 acoustic cavitation 47 baghouse 47 turbocharged engines 47 #g CO2/km [001] 47 air pollutants emitted 47 Turbocharging 47 scroll compressor 47 methane oxidation 47 hybrid powertrains 47 PEM fuel 47 variable camshaft timing 47 reburn 47 unburned hydrocarbons carbon monoxide 47 dioxide emissions 47 sodium metal halide 47 thermoelectric materials 47 desulfurizer 47 preheaters 47 diesel oxidation catalyst 47 plasticizing 47 anneal 47 SOFC 47 halide 47 thermo mechanical 47 airflow 47 #,# dichlorobenzene 47 thermal hydrolysis 47 degreasing 47 bioconversion 47 de asphalting 47 injector needle 47 CO2 sequestration 47 VOC emissions 47 SCR selective catalytic 47 soot particles 47 dihydrogen 46 Greenhouse gasses 46 Sulfur Dioxide SO2 46 Fischer Tropsch synthesis 46 hydrodynamic cavitation 46 inlet manifold 46 cam phasing 46 Nitrogen oxides 46 methanol ethanol 46 ATRP 46 colorless odorless tasteless 46 frictional heating 46 radioactive decay 46 volatilized 46 axial flux 46 catalytic 46 GDi 46 ovens furnaces 46 downsized turbocharged 46 VOC volatile 46 crankcase ventilation 46 refrigerant 46 Desulphurization 46 furnaces fireplaces 46 mercury sulfur dioxide 46 alkanes 46 Particulate emissions 46 Formic acid 46 Ventilation 46 ventless 46 humidifying 46 SOx NOx 46 Carbon monoxide CO 46 Variable Geometry 46 carbon adsorption 46 nitrous oxide emissions 46 particle filters 46 injector nozzles 46 combustible dusts 46 amine 46 particles emitted 46 monoxide 46 cooled Exhaust 46 gases vapors 46 singlet oxygen 46 convection cooling 46 anaerobic oxidation 46 Fuel Conditioner 46 superheat 46 NOxOUT 46 AFUE 46 rotary piston 46 chemical hydride 46 mCHP 46 hydride 46 fueled microturbine 46 epoxides 46 sugar cane bagasse 46 lambda sensors 46 cordierite 46 gasses emitted 46 evaporator coil 46 thermochemical conversion 46 rotary vane 46 anaerobic decomposition 46 lubricating oils 46 peroxynitrite 46 sintering 46 HFC #a 46 SCR Selective Catalytic Reduction 46 Torrefaction 46 Flue Gas 46 abrasive blasting 46 spontaneously ignite 46 diamondoids 46 Diesel Particulate Filters 46 photoionization 46 charcoal canister 46 volumetric efficiency 46 Tetratex 46 carbon monoxide nitrogen oxides 46 bismuth telluride 46 tunable diode laser 46 hydrofluorocarbon HFC 46 hydrogen purification 46 High Precision Injection 46 Halons 46 hypergolic 46 CFB boilers 46 gelation 46 catalytically 46 pelletization 46 rotary screw 46 combustibility 46 Variable valve 46 actuated valves 46 water cooled chillers 46 briquetting 46 fission reaction 46 moldability 46 aqueous urea solution 46 poppet valves 46 supercooled liquid 46 ionic liquid 46 liquid electrolyte 46 ionize 46 reductant 46 convection 46 hydrocarbon vapor 46 Baxi Ecogen 46 polaritons 46 DPFS 46 cetane 46 ionizing 46 vapors 46 isobutane 46 chemical solvents 46 CO -2 46 HDi diesel engines 46 emissions combustor 46 Heat Exchanger 46 polyaromatic hydrocarbons 46 #bar [002] 46 9FB 46 FuelCell Energy DFC 46 sodium borohydride 46 vaporising 46 Diesel Particulate 46 magnesium silicate 46 liquid hydrogen LH2 46 melt adhesives 46 isobutylene 46 compressed gases 46 Particulate pollution 46 microreactors 46 ionizes 46 AGCO SISU POWER 46 hydronic heating 46 kerogen 46 turbopumps 46 electrochemical sensor 46 thermodynamic 46 dioxide 46 asparagine containing food 46 MultiJet II 46 petrodiesel 46 piston pumps 46 electrochemically 46 hydroxide ions 46 nitrogen oxide emissions 46 magnetic bearings 46 diaphragm valves 46 #SP [003] 46 cryogenic liquids 46 ethanol methanol 46 MixAlco 46 sparging 46 CFB boiler 46 nitrogen oxide NOx 46 nitrogen tetroxide 46 n butanol 46 torrefied wood 46 carbonyl sulfide 46 supercritical fluids 46 cookstoves 46 esterification 46 HFO #yf 46 steam boilers 46 supercritical coal 46 Gasoline Direct Injection 46 photocatalysts 46 ionise 46 Sani Dri 46 biocatalytic 46 aeration basins 46 electrochemical oxidation 46 krypton gas 46 SCR catalyst 46 valve actuators 46 electron beam welding 46 thermally activated 46 pentose 46 Volatile organic compounds 46 biomass biogas 46 Hydrogen Sulfide H2S 46 isotope fractionation 46 unburned fuel 46 reciprocating compressor 46 hydrogen isotopes deuterium 45 unmineable coal seams 45 Biomethane 45 aqueous solvent 45 Hydrogen fluoride 45 thermochemical processing 45 SF6 45 piezo injector 45 Biobutanol 45 dental handpieces 45 vernier engines 45 Nitric acid 45 nitric oxides 45 cells DMFCs 45 photochemical reaction 45 electric cooktops 45 sooty particles 45 LENR 45 condenser tubes 45 space heaters fireplaces 45 Victrex PEEK 45 hydrogen sulfide H2S 45 sulfur oxide SOx 45 EGR Exhaust Gas Recirculation 45 thermal insulator 45 cryogenic propulsion 45 baghouses 45 Skydrol ® aviation 45 dinitrogen 45 embrittlement 45 hydroprocessing 45 dedusting 45 hydrogenation 45 nanostructuring 45 respirable particulate matter 45 fluorinated chemicals 45 helium nuclei 45 turbo compressor 45 carbon dioxide CO ² 45 ignited vapors 45 Coal gasification 45 carbon dioxides 45 autosampler 45 woodburning 45 ethyl acetate 45 Mechanical ventilation 45 mist eliminators 45 lubrication 45 fluidized bed boiler 45 chemical reactivity 45 emit GHGs 45 frac'ing 45 Ionic Compressor 45 Charcoal stoves 45 biogas 45 piezo actuators 45 removing impurities 45 anthropogenic emissions 45 pneumatic actuators 45 solvents 45 viscosity 45 sidestream 45 Bose Einstein condensation 45 lubricant additive 45 torque multiplication 45 boron oxide 45 isobutene 45 ultracold temperatures 45 Valve CSRV 45 Chlorine bleach 45 inerting 45 solenoid valve 45 precipitator 45 demineralized water 45 ozone particulate matter 45 oxy combustion 45 nicotine vapor 45 solvent evaporation 45 lignocellulosic feedstocks 45 flowability 45 tankless heaters 45 climate forcings 45 mimics photosynthesis 45 Ionization 45 thermoelectric generators 45 tribological 45 sulfur sub bituminous 45 variable camshaft 45 hypergolic propellants 45 Gaseous 45 pressure swing adsorption 45 inexpensively formulate hydrogen 45 geological sequestration 45 atmospheric moisture 45 oxidises 45 NT Plasmatron 45 halon 45 nitrogen oxide emission 45 hydrocarbon vapors 45 tailpipe pollutants 45 preg robbing 45 hydrodesulfurization unit 45 Fuel Reformer 45 creosote buildup 45 depressurizes 45 smog forming 45 gasify coal 45 APTIV film 45 ultrasonics 45 autoclaving 45 NOx nitrogen oxide 45 perfluorocarbons 45 liquids solids 45 flame retarding 45 hydrolysis 45 Vaporization 45 hydroperoxide 45 IGCC plants 45 condensing boilers 45 degumming 45 carbonyl compounds 45 Refuse Derived Fuel 45 polymerisation 45 biosequestration 45 furnaces 45 chlorofluorocarbon CFC 45 gaseous contaminants 45 fume hood 45 propellants 45 asphaltene 45 evaporative emission 45 HRSGs 45 magneto rheological 45 cetane rating 45 WS CRDS 45 thermogenesis 45 oxidising catalytic converter 45 conduction convection 45 adsorber 45 vibrationally excited 45 TappingMode 45 paraffin candles 45 CO ² 45 Prescribed fires 45 blowdown drums 45 injection variable valve 45 NOx aftertreatment 45 radial piston 45 rotor stator 45 nitro methane 45 Pulverized coal 45 cellulose hemicellulose 45 GHG emitted 45 concentration gradient 45 thermoelectric 45 compressor 45 DiesOtto 45 supercritical steam 45 chemical syntheses 45 ISX# 45 Hydride 45 optimum airflow 45 scramjets 45 GHGs 45 twin turbocharger 45 situ extraction 45 diesel particulate filters DPFs 45 granulate 45 turbo machinery 45 ammonia borane 45 #degC [002] 45 microcapsules containing 45 electrospray 45 sludges 45 R #a refrigerant 45 inorganic compounds 45 inert gases 45 particulate contamination 45 carbondioxide 45 Rich Reagent Injection RRI 45 diesel particulates 45 SonicKleen TM WESP 45 electro static 45 octane enhancer 45 hydronic 45 ultra capacitors 45 carbon monoxide nitrogen oxide 45 wettability 45 electrically driven 45 Ozone Depleting 45 refrigerant gases 45 oils solvents 45 desulphurization FGD 45 NOxOUT SCR ® 45 fuel injectors 45 calcium oxide 45 screw compressor