Page 496 - Boiler_Operators_Handbook,_Second_Edition

Index 481

convectors 193 diatomic gases 352 eductor 351
conversion of velocity pressure 17 differential setting 385 efficiency 113
conveyors 235 diffuser 191, 311 ejectors and injectors 350
coolers on compressors 352 guide pipe 312 electricity 32
cooling coil 184 digester gas 229, 317 elevation 8
cooling towers 177 digital signals 371 emergency boiler start-up 75
Copes valves 392 diked areas 82 enthalpy 18
corn 237 dimensional analysis 11 environmental testing 201
corn cobs 237 direct acting controllers 368 EPA 115
corrosion 244 direct current 34 equipment number 39
and wear 432 disaster plans 43 error 372
corrugated cardboard 237 discharge 33 ESCO (energy service company) 118
cost differential 32 disconnects 36 establishing linearity 405
cost of electricity varies 357 discrimination 63 establish proper firing conditions 65
cost of failure 217 displacement transmitters 370 ethylene or propylene glycol 124
CO trim 418 distance 8 evaporation rate 118
coupling 327 distributed generation 32, 356 curves 111
guard 217 documentation 38 evaporative condensers 161
crack 28 doubler 267 evaporators 147, 151
crack a valve 55 downcomers 277 evase 142
crescent gear pump 342 draft control 418 excess internal reinforcement 224
cross drum sectional header boiler draft gauges 212, 424 exhausters 323
285 draft hood 418 expanding liquid 81
cross-limiting 412 drainable superheaters 293 expansion cracks 206
crude oil 27 drain pan 185 expansion joint 268
CSD-1 6 drain traps 354 expansion tanks 19, 124, 134
culm 235 draw-thru apparatus 188 on the boiler 96
current 34 dressing of the fire 322 explosion of steam and boiling hot
imbalance 216 drift 178 water 95
custom log book 47 drilling of your gas burner 316 explosive range 29
cycling efficiency 117 drip pan ell 297 extraction steam 23
cyclone furnaces 324 drivers 326 eyeballing 12
droop 367
D drum level gauge 424 F
damper wide open 398 drums 284 face and bypass dampers 184
data to record 48 dry back design 282 fail-safe concepts 397
day tank 233 dry bulb (DB) temperature 181 false high level 424
dead plant start-up 70 dry lay-up 96 fan and blower control 349
dealkalizers 250, 251 dry-out 208 fan horsepower 346
decarbonators 251 D type boilers 289 fan housing 188
defrosting 151 dual fuel firing 85, 415 fan inlet metering 409
defrost valves 169 duct burners 143, 362 fan powered VAV boxes 191
degassifiers 251 ductwork 190 fans and blowers 345
degree day ratio 119 duplex oil strainer 199 federal law 423
degree days 105 DX 193 feedback 369
delivery rate 118 feedwater circulation 420
demand charges 110 E feedwater piping 305
demineralizers 250 economics 356 feedwater pressure controls 420
density 9 economizers 307 feet MSL 8
desuperheaters 23, 83 economy cooling 183 fiberglass tanks 232
diaphragm actuated regulators 382 eddy current testing 216 field tanks 233