INTRODUCTION TO MICROPAS 1.0: A MICROCOMPUTER PROGRAM FOR BUILDING DESIGN ANALYSIS 7/22/83 Thå  Statå  oæ  Californiá haó developeä á  microcomputeò  energù analysió program¬ calleä MICROPAS¬ capablå oæ performinç buildinç energù  desigî  analysió  anä  documentinç  compliancå  witè  thå Californiá   Titlå  2´  Residentiaì  Buildinç  Energù  Standards® MICROPAÓ  ió  á  publiã  domaiî  program¬   whicè  ió  no÷  beinç distributeä bù thå Californiá Energù Commission®  Microcomputeró arå becominç populaò iî thå buildinç industry¬  anä arå replacinç botè  largeò computeò systemó anä hanä calculatioî techniqueó  oæ analyzinç buildinç energù use®  MICROPAÓ ió intendeä tï  providå thå sophisticatioî oæ largå computeò programs¬ anä yeô incoporatå thå easå oæ uså oæ simpleò techniques. MICROPAÓ caî estimatå thå performancå oæ conventionaì residentiaì buildingó  aó  welì aó buildingó incorporatinç passivå solaò  anä naturaì coolinç features® MICROPAÓ ió intendeä foò uså bù memberó oæ  thå  buildinç industrù sucè  aó  architects¬  engineers¬  anä builders¬ aó welì aó anù otheò individualó oò publiã groups¬ sucè aó regulatorù agencies¬ utilities¬ anä educationaì institutions. Considerablå efforô haó beeî madå tï simplifù thå uså oæ MICROPAÓ foò  practicaì buildinç desigî througè interactivå  input¬  erroò checking¬  anä á User'ó Manual®  Eveî so¬ thå MICROPAÓ useò wilì neeä  tï  havå  somå  knowledgå oæ buildinç heaô  losó  anä  gaiî calculations¬  anä  familiaritù  witè  computeò  buildinç  energù analysió programs. Thå  Californiá Energù Commissioî cannoô offeò technicaì  supporô buô  woulä  welcomå  (iî  writing©  noticå  oæ  specifiã  errors¬ problems, and solutions. THE MICROPAS SYSTEM --INTERACTIVÅ  INPUT--"Useò  friendly¢  menu-driveî  inpuô   witè extensive error checking. --DOCUMENTATION--200 page User's Manual (available from the CEC). --HOUR-BY-HOUÒ SIMULATION--MICROPAÓ ió aî hourlù simulatioî baseä oî  thå CEà versioî oæ CALPAÓ 1®  --PERFORMANCE--2°  minutå  ruî  timå foò á  full-yeaò  ruî  oî  á typicaì   microcomputer¬   shorteò   timeó   foò   partiaì   yeaò parametricaì runs. --FLEXIBLÅ  MODELING--Thå  complexitù oæ thå buildinç  desigî  ió limited primarily by the user's knowledge of MICROPAS. --WEATHEÒ  DATA--MICROPAÓ  useó  weatheò datá foò  1¶  Californiá climatå  zoneó iî week-lonç segmentó statisticallù selecteä  froí actual weather tapes. ŠMODELING CAPABILITIES --MULTI-ZONE--Uð  tï  ³  interconnecteä  buildinç  zoneó  caî  bå modeled at once. --THERMAÌ  MASS--Uð  tï µ user-defineä masó  elements¬  includinç slaâ oî grade¬  Trombå wall¬ exterioò masó wall¬ anä betweeî zonå mass; using masonry, water or other materials. --BUILDINÇ   ENVELOPE--Glazinç   anä  opaquå  surfaceó   oæ   anù orientatioî  anä tilt®  Shadinç anä glazinç treatmentó  includeº everhang¬  shutters¬  sunscreens®  Alsï  includeä ió  á  shadinç schedulå  tï modeì thå effectó oæ sucè thingó aó treeó anä  otheò buildings. --HVAà  SYSTEMS--Includeó   conventionaì  heatinç  anä   coolinç systems¬  natuaì anä fan-forceä ventilation¬  anä air-to-aiò heaô exchangers®  Thermostaô  setpointó  arå variablå  anä  maù  havå multiple setbacks. MICROPAS OUTPUT --ANNUAÌ  ENERGÙ USÅ SUMMARY--Energù consumptioî anä costó witè á comparisoî  tï thå energù budgetó froí thå Titlå  2´  Residentiaì Building Standards. --PEAË  HVAà LOADS--Peaë  HVAà loadó foò  preliminarù  equipmenô sizing. --GRAPHS--Plots of building and outdoor temperatures. --TABULAÒ   OUTPUT--Foò   heaô   flows¬    temperatures¬   energù consumptioî  anä  weatheò  conditionó  oî  á  hourly¬  daily¬  oò seasonal basis. --INPUÔ  DATA--Copù oæ thå inpuô datá witè á choicå  oæ  "numberó only¢  oò formatteä copù Formatteä copù haó á  label/descriptioî of each input item. COMPUTER REQUIREMENTS --MICROCOMPUTER--Anù  8080¬  8085¬  oò Z8° microprocessoò witè aô leasô  56Ë  byteó  oò  usablå RAM¬  runninç undeò  thå  CP/Í  2.² operatinç system. --DISË  STORAGE--²  floppù  disë driveó  withá  combineä  storagå capacitù oæ 250Ë bytes®  Tï avoiä exessivå diskettå switching¬ aî on-line disk storage capacity of 1000K is recommended. --PRINTER--Á  musô foò practicaì energù  analysis®  Thå  printeò should be capable of at least 80 characters per line. --SOFTWARE--MICROPAÓ   requireó  thå  Microsofô  BASIà  run-timå package, BRUN.COM. ŠMICROPAÓ  waó originallù developeä foò thå Officå oæ  Appropriatå Technologù  througè  á  contracô witè  ENERCOMР Buildinç  Energù Analysis/Microcomputer Applications in Davis, California. MICROPAÓ  ió no÷ availablå froí thå Conservatioî Divisioî oæ  thå Californiá Energù Commission®  Thå packagå includeó thå MICROPAÓ prograí  anä  weatheò  files¬  anä thå  MICROPAÓ  User'ó  Manual® Programó anä weatheò fileó arå delivereä oî 8-inch¬ single-sided¬ single-densitù  floppù  diskettes®  Thå pricå ió $30.0° foò  thå User'ó  Manuaì (includinç thå MICROPAÓ prograí iæ blanë disketteó arå maileä tï thå CEC)® To order MICROPAS please contact: MICROPAS California Energy Commission Conservation Division 1516 Ninth Street Sacramento, CA 95814  .