D

daily scheduling 319

daisy chain 349

dampers 300, 337, 338

daylighting 383, 804

daylight harvesting 364

DDC 579, 580, 581

DDC EMCS 317, 319, 324

dead band 345, 349, 595, 616

deal time 349

debt financing 43

dedicated outdoor air systems 810

deductive analysis 624

deductive method 627

deferred maintenance 634

Degree Days 240

demand controlled ventilation

(DCV) 598, 612 demand limiting or load shedding 320

demand management 261 demand shedding 345 demand side management (DSM) 1 depreciation 44, 666

accelerated cost recovery system 45

clining balance 45 straight line 45 sum-of-the-years digits 45 Dept. of Energy 539 deregulation 634, 640, 641 derivative control 349 desiccant 811 design 298 life 447

of the waste-heat-recovery system 206 desuperheating 765 deterministic analysis constrained 59 economic 64 deterministic dew-point determination 454 dew-point temperature 449 DG economics 168 diaphragm gauge 428 differential temperature controller

481 diffuser 397

digital communication bus 349

digital inputs 342

digital outputs (DO) 342

digital to analog D/A converter 349

dilution 501, 543

dimmable CFLs 375

direct digital control 315, 579

direct glare 397

discounted cash flow (DCF) 466 discounted payback 465 disk traps 421 distributed control 349 distributed generation 167 distribution energy 270 distribution systems 690 DOAS 810

domestic hot water (DHW) 272, 339 doors 237

double failure matrix (DFM) 625,

626, 627 downlight 397 downsizing 634 drift 584, 588, 589 drive system efficiency 273 dry contact 617

dual-technology sensors (DT) 366 dual duct systems 254

dual duct VAV 254 dumping waste heat 199 duplex steels 210 duty 299

cycling 320, 345 logs 321 dynamic system 525

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