Page 222 - Mechanical Engineers' Handbook (Volume 4)
P. 222
Mechanical Engineers’ Handbook: Energy and Power, Volume 4, Third Edition.
Edited by Myer Kutz
Copyright 2006 by John Wiley & Sons, Inc.
CHAPTER 6
FURNACES
Carroll Cone
Toledo, Ohio
1 SCOPE AND INTENT 212 9 FLUID FLOW 253
9.1 Preferred Velocities 254
2 STANDARD CONDITIONS 212 9.2 Centrifugal Fan
2.1 Probable Errors 212 Characteristics 257
9.3 Laminar and Turbulent
3 FURNACE TYPES 212 Flows 258
4 FURNACE CONSTRUCTION 216 10 BURNER AND CONTROL
EQUIPMENT 261
5 FUELS AND COMBUSTION 217 10.1 Burner Types 261
10.2 Burner Ports 264
6 OXYGEN ENRICHMENT OF 10.3 Combustion Control
COMBUSTION AIR 223 Equipment 264
10.4 Air Pollution Control 265
7 THERMAL PROPERTIES OF
MATERIALS 224 11 WASTE HEAT RECOVERY
SYSTEMS 267
8 HEAT TRANSFER 226 11.1 Regenerative Air Preheating 267
8.1 Solid-State Radiation 228 11.2 Recuperator Systems 268
8.2 Emissivity–Absorptivity 230 11.3 Recuperator Combinations 271
8.3 Radiation Charts 230
8.4 View Factors for 12 FURNACE COMPONENTS IN
Solid-State Radiation 230 COMPLEX THERMAL
8.5 Gas Radiation 233 PROCESSES 271
8.6 Evaluation of Mean
Emissivity–Absorptivity 237 13 FURNACE CAPACITY 273
8.7 Combined Radiation
Factors 237 14 FURNACE TEMPERATURE
8.8 Steady-State Conduction 238 PROFILES 273
8.9 Non-Steady-State
Conduction 240 15 REPRESENTATIVE HEATING
8.10 Heat Transfer with RATES 273
Negligible Load Thermal
Resistance 243 16 SELECTING NUMBER OF
8.11 Newman Method 244 FURNACE MODULES 274
8.12 Furnace Temperature
Profiles 246 17 FURNACE ECONOMICS 275
8.13 Equivalent Furnace 17.1 Operating Schedule 275
Temperature Profiles 247 17.2 Investment in Fuel-Saving
8.14 Convection Heat Transfer 249 Improvements 275
8.15 Fluidized-Bed Heat
Transfer 250 REFERENCE 276
8.16 Combined Heat-Transfer
Coefficients 251
211