DOE-2 Engineers Manual Version 2.1A - DOE-2.com

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TABLE 111.5 COEFFICIENTS OF TRANSMISSION AND ABSORPTIONS BY GLASS-TYPE AND NUMBER OF PANES
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DOE-2:ENGINEERS MP.NUAL .( Versi on
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ABSTRACT •...... ACKNOWLEDGMENTS
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TABLE OF CONTENTS (Cont.) Page 2.3.
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TABLE OF CONTENTS (Cont.) III. LOAD
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TABLE OF CONTENTS (Cont). 2.2 Equip
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2.3 TABLE OF CONTENTS (Cont.) Page
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ABSTRACT ••....• ACKNOWLEDGME
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ACK NOWLE DGMENTS This Engineers Ma
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DOE-2 STAFF PERSONNEL Principal Inv
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STATUS - MAY 1981 This edition of t
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SERVICE BUREAU MISSOURI McDonnell-D
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1.4 Volume IV - Engineers Manual Th
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4. CHAPTER I REFERENCES 1. D. A. Yo
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2.4 TABLE OF CONTENTS (Cont.) 2.3.4
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3. CURVE FIT. 4. CHAPTER II REFEREN
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These are the fundamental equations
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1.2 Outline of Algorithm Step 1 Let
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1.3 Description of the Subroutines
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2. WEIGHTING FACTORS by J. F. Kerri
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can be selected for use in 00E-2. T
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t o 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
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In terms of Laplace transfer functi
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This infin ite sequence can be ch a
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The total energy in the pulse is no
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the outside air temperature, and Kv
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calculated from the wall response f
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This is the basis of the air-temper
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TABLE 11.6 LIGHTING DATA FOR WEIGHT
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In the sketch, Rc is the convective
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R' ! Ts Os Circuit A ROO 1 Circuit
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I -'- I + DOE-2 Values -- This Corr
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2.4. Weighting-Factor Subroutines i
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18. Count number of delayed surface
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4. Increment surface counter and in
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emainder, 0.4, to the other walls a
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2.4.S Subroutine WFMATG 2.4.8.1 Sum
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The \/0 \/1 \/2 - d1 WJ. - d(jl2 =
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N WFDDT = L Xi Y i' i=1 where N is
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TABLE 11.10 (Cant. ) Section II.2.3
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Program Variable FLRFUR FLRWT FR FR
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Program Var iab 1e PFA QFLOOR QSi Q
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has been simplified to ZX, etc. The
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5. CHAPTER II INDEX (Cont.)* Duhame
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5. CHAPTER II INDEX (Cont.)* solar.
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III. LOADS SIMULATOR TABLE OF CONTE
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1.2 LOADS Relationship to the Rest
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Within the space loop, but outside
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2.2 Weather 2.2.1 Weather V ariab l
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1061 = the enthalpy of saturated wa
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2 • 3. So 1 ar Cal cu 1 at ion s
Page 208: The diffuse radiation for cloudy co
Page 211 and 212: Step 2 In Eq. (IIL8) the hour angle
Page 213 and 214: Step 6 10) , where Equation (IILI0)
Page 215 and 216: The clear sky value is then reduced
Page 219 and 220: 1. A new coordinate system is defin
Page 222 and 223: then --> --> (V 3 - V 2 ) rV; -V; I
Page 224: Step 5. Transformation of the shadi
Page 230 and 231: 2.5 Interior Loads 2.5.1 Interior H
Page 234 and 235: 7. If the user has input a schedule
Page 237 and 238: PPN TZONER SV ISCHR The
Page 239: 2.5.2 Calculation of Cooling Loads
Page 242 and 243: 2.6. Heat Conduction Gain 2.6.1. He
Page 244 and 245: For a wall with no heat capacity, t
Page 252: Then, Q = QIN t * XSAREA = [XSQCMP
Page 255: and RA = C * UWI where UWI is the i
Page 260 and 261: Step 3 The formula for outside film
Page 262 and 263: Program Var iab 1e TDIF ADIFO ADIRI
Page 265 and 266: SOLID = DDIF + RDIR (1 - DRGOLGE),
Page 267 and 268: Program Var iab le RDNCC RAYCOS( 1)
Page 269: 2.8 Infiltration Infiltration is on
Page 276: 15. M. Rubin, "Solar Optical Proper
Page 279 and 280: 4. CHAPTER III INDEX (Cont.)* film,
Page 281 and 282: 4. CHAPTER III INDEX (Cont.)* shadi
Page 284 and 285: 4. CHAPTER III INDEX (Cont.)* weigh
Page 286 and 287: TABLE OF CONTENTS (Cont.) 3.2.3 Pac
Page 288: assuming a steady state solution of
Page 294: z z Fig. IV.2. Linear equation. Fig
Page 301 and 302: For direct expansion packaged equip
Page 303 and 304: For gas and oil furnaces, the energ
Page 305 and 306: 1.4 Interactions of Equipment Contr
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1.5 Design Calculations As describe
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2. DESIGN CALCULATIONS (Subroutine
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ecause it approximates, or equals,
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If no value has been specified for
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peak heating load. If the user has
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WC = (CBF * WM) + [(1.0 - CBF) * WS
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TCZ D = ESIGN-CDOL-T - CONS(l) *
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(9 ) where nzones OLMAX; L nz;l «O
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The sensible cool ing component is
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CFMRM MIN-CFM-RATIOsystem = SUPPLY-
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and the maximum heating (heat addit
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cal cul ated. If th i sis not true,
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where RETRnz and latent heat gain,
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3.1.2. Single-Duct Air-Handler Simu
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This is the supply air humidity rat
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The moisture removal (in lbs. H20)
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3.1.3 Dual-Duct System Simulation f
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If the net heating/cooling rate is
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OW WR = HUM RAT + F + PO If the amo
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A + B weOLM; e ' where A; CBF * [(F
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H = the enthalpy of air at the cond
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Then, ZQH : ZQHR + . If the zone is
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nzones QHB = L QHBZ * MULTIPLIER ,
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3.1.6 Heating and Ventilating Syste
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The quantities ZQH and are negativ
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By combining Eq. (IV.290) and Eq. (
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3.1.7 Induction Systems Simulation
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and THMAXZ = TL - CONS(l) * * HON
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nzones QCZ = L ZQC nz * MULTIPLIER
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3.1.8 Residential System (subroutin
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T = the larger of DBT and COOL-FT-M
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Equation (IV.340) presents the tran
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SH SL RH RL DBT = SUPPLY-HI = SUPPL
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infiltration air flow rate, nzones
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QCLAT = (WM - WCOIL) * CONS(2) * SU
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3.2 Unitary Systems 3.2.1 Fan Coil
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B. Calculate the hourly zone temper
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3.2.2. Water-to-Air California Heat
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and by reapplying Eqs. (IV.428) and
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QH = (FTEMP - MIN-FLUID-T) * FLUID-
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OA-CHANGES * PO = the larger of 60
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where CBF = COIL-BF * CVAL(COIL-BF-
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(IV.473) and by reapplying Eqs. (IV
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where PLRH - QHP + QD (assuming the
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TCMINZ = DBT + SUPPLY-OELTA-T = CO
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3.2.5. Panel Heating (subroutine PA
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3.3 Special System - The Summation
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where, (HENOW- - - - TRY)] + [GI
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Step 3. Correct the Heat Extraction
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is the maximum air flow rate for he
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HENOW = [CONS(I) * ACFM * «TNOW>-T
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where FFUEL = CAP * FURNACE-HIR * C
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In both these cases (fans running t
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MIN-SUPPLY-T is the lowest possible
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The equation that relates the zone
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WM = (POMIN * HUMRAT) + [(1.0 - POM
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HEATING-CAPACITY is the total, or r
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C. Note that the average zone tempe
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The mixed air temperature (TM) is t
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where FAN-CONTROL specifies the fan
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4.6 Calculation of Wet-Bulb Tempera
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TABLE IV.4 INTERPOLATION TABLE FOR
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6. CHAPTER IV 1NDEX* (Cont.) ceilin
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6. CHAPTER I V INOEX* (Cont.) dual
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6. CHAPTER IV INDEX* (Cont.) four p
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6. CHAPTER IV INDEX* (Cont.) heatin
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6. CHAPTER IV INDEX* (Cant.) multiz
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6. CHAPTER IV INDEX* (Cont.) packag
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6. CHAPTER IV INDEX* (Cant.) packag
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6. CHAPTER IV INDEX* (Cont.) packag
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6. CHAPTER IV INOEX* (Cont.) reside
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6. CHAPTER IV INDEX* (Cont.) supply
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6. CHAPTER IV INDEX* (Cont.) unit h
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6. CHAPTER IV INDEX* (Cont.) variab
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v. PLANT SIMULATOR TABLE OF CONTENT
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2.3 TABLE OF CONTENTS (Cont.) Page
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1. PLANT OVERVIEW by Steven D. Gate
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a. Preheat (Note: solar). coil, mai
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In summary, it is up to the user to
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Keywords [*J-EIR-FPLR FORTRAN V ar
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,... c: ., ·u :;: -w PLR Fig. V.2
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2.2 Equipment Algorithms This secti
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If the steam pressure is not input
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percent efficient and would normall
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Keywords E-STM-BOILER-LOSS E-HW-BOI
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Input Required Heating PLANT-PARAME
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makeup water temperature. It is ass
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Input Hot Water Heating Required SI
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the chillers, both capacity and ene
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Keyword Mm-RATIO DBUN-HT - REC-RAT
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Algorithm Description Capaci ty adj
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Electrical energy consumption - The
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In the direct cooling mode, RCAP; i
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SIZE MAX-NUMBER-AVAIL Economic Data
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where TREC is the leaving condenser
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EIRI = fl{CHWT,ECT = TOES) ELEG = C
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Keyword TWR-WTR SET-POINT FORTRAN
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If NCELL is greater than MAX-NUMBER
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Rating factor Fr - The curves used
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was developed. This can be rearrang
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There are several variables that ar
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Step 3. The range (temperature drop
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ARCELL * MAX-NUMBER-AVAIL RF = GPM
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3. us ing the hot tank to store exc
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Keyword HEAT-SUPPLY RATE HTANK-EN
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simulates the supply and demand lin
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the EQDEM array is simply a record
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2.2.5.1 Design Calculations (subrou
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algorithm, although they are discus
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HTGAVE19 corresponding to the stora
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The water flow rate through the spa
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FORTRAN Engineering Keywords Variab
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where EELEC is the electrical load
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FORTRAN Engineering Keyword Variabl
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Keyword FORTRAN Engineering Variabl
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2.2.8.1 User Defined Equipment Oper
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3. There are both absorption and co
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where E1Rcomp is the electric input
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Step 3. Free Cooling. If the genera
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or where CCOMP * RELCOM * RHTGEN =
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CAPC2 is the design capacity of the
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Step 21. Recalculate the steam turb
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Step 4. If there are no gas turbine
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TABLE V.I EXAMPLE OF EQUIPMENT COMB
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Keywords LABOR MIN-MONTHL Y-CHG MIN
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Keywords PROJECT-LIFE BLOCK MIN-PEA
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and FAL FL * (1 e - FL ) = 1 FL (1
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Step 2 The number of cycles in the
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Step 2 is If a uniform cost appl ie
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Step 7 The yearly charges for each
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5. CHAPTER V INDEX (for non-solar e
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5. CHAPTER V INDEX (for non-solar e
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S. CHAPTER V INDEX (for non-solar e
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VI. ECONOMICS SIMULATOR TABLE OF CO
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These quantities are calculated by
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1.4.6 Major overhaul cost Major ove
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1.5.3 Total life-cycle cost savings
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I 2. CHAPTER VI REFERENCES 1. "Li f
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, DAYLIGHTING CALCULATION IN DOE-2
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(a) light from sky passes through w
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2.3 Daylight Factors The following
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Sun height' 60° Sun height' 80° F
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Table 3 Monthlx Average AtmosE:herl
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Table 4 Monthll Average AtmoBE:heri
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Table 6 Recommended Maximum Dayligh
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7. Calculate daylight factors. The
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( 3) Construct unit vector along ra
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i. End of Sun Azimuth LooE. j. End
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