428
Index
internal combustion engine fuel

in diesel engines, 186

diesel engines, emissions for, 190

engines running, 189

film lubrication, 191

first version of, 187

fuel injection systems, 193

fuel systems in diesel
engine, 192

HFRR test procedure, 192

modern engine tests, 190

nitric oxide and smoke emissions,
188–189
reciprocating ball on plate test
with, 192

RME, 193

smoke formation tendencies, 187

soot emissions, 189

tests with, 187

thermal efficiency and engine
noise, 188

and unburned hydrocarbon
emissions, 191

viscosity, 191

from methanol

dehydration reaction, 411–412

dual catalyst systems, 411

single catalyst systems, 411

MTBE, 84

production of
economics, 182–185
methanol production (see
Methanol production)
syngas production (see Syngas
production)
properties, 168

advantages, 413

blended with LPG, 413

bulk modulus of, 171–172

burning substitute, 413

cetane number, 412

disadvantages, 414

engine calibration, 412–413

fuel applications, 172

fuel cells/diesel engines, 413

liquid, density, 170

and LPG, 412

mass percentage of oxygen in, 170

optical studies of, 170

plastics, elastomers, and
rubbers, 412

thermal efficiency and
emissions, 413

vapor pressure of, 169

viscosity of, 171

volumetric energy content, 412

volumetric heating value, 171

safety measures for, 198–199

synthesis, 411

two-step process, 84

Direct current (DC) compound motor

acceleration, 301

advantage, 300

commutator, 303

constructional detail

brushes, 300

coils, rotor, 299

rotor and stator, 299

efficiency, 299

field coils, series and shunt, 301, 303

principle, 297–298

shunt DC motor, torque, 303

speed and torque, 301–302

speed–load conditions, 301

types, windings configuration

compound motor, 301–303
separately excited (see Separately
excited direct current (DC)
motor)
series motor, 300–301
shunt motor, 301

use, 297

working principle

Flemming’s left-hand rule,
298–299

schematic, 298

Direct current (DC) series motor

current flow, 300

field and rotor/armature coil, 300

speed, 300–301

torque, 300

Direct current (DC) shunt motor; see also
Direct current (DC) compound
motor
current flows, 301

field and rotor coils, 301

speed, 301

Direct greenhouse gases, 6
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