Lesson 1Ventilation an IAQ: outdoor air requirements per person an per floor area, demand-controlled ventilation strategies, heat recovery optionsDis section address ventilation an indoor air quality, coverin outdoor air rates per person an area, demand-controlled ventilation usin CO₂ or occupancy, an heat recovery options fi reduce energy while maintainin code compliance.
Outdoor air rates per person an per areaVentilation effectiveness an air distributionDemand-controlled ventilation usin CO₂Occupancy-based ventilation controlHeat recovery wheels an plate exchangersBalancin IAQ, comfort, an energy useLesson 2Controls strategy: zonin, thermostats, BMS basics, schedulin, occupant overrides, setpoint control an setbackDis section cover zonin strategies, thermostat placement, an basic BMS functions. It explain schedulin, setback an setup, occupant overrides, an coordination of temperature, humidity, an ventilation control fi comfort an energy savings.
Thermal zonin by orientation an useThermostat location an sensor selectionTime schedules, setback an setup controlOccupant overrides an access limitsBMS monitorin, alarms, an trendinCoordinatin temperature an ventilationLesson 3Usin load estimation standards an tables (ASHRAE, CIBSE, local codes) an convertin published values to buildin-level estimatesDis section show how fi use ASHRAE, CIBSE, an local code tables fi loads an ventilation. It explain readin tabulated values, applyin safety factors, an convertin per-area or per-person data into buildin-level estimates.
Key ASHRAE an CIBSE load referencesLocal code requirements fi HVAC sizinInterpretin tabulated load an gain dataConvertin W/m² to total kW fi buildingsApplyin safety an uncertainty factorsDocumentin assumptions fi complianceLesson 4Simplified heatin an coolin load estimation methods: usin W/m², sensible/latent splits, peak factors, an diversity—typical values an published referencesDis section introduce quick heatin an coolin load methods usin W/m², sensible an latent splits, peak an coincidence factors, an diversity. It highlight typical office values, safety margins, an how fi interpret published reference tables.
Rule-of-thumb W/m² coolin loads fi officesRule-of-thumb W/m² heatin loads fi officesSensible versus latent load componentsPeak load factors an coincidence factorsDiversity factors fi multi-zone buildingsUsin manufacturer an handbook tablesLesson 5Basic hydronic design concepts: chilled water an heatin hot water Sizin, delta-T choices, pump selection principlesDis section introduce hydronic design fi chilled an hot water systems, includin load-based flow sizin, delta-T selection, primary an secondary pumpin concepts, pump selection basics, an implications fi pipe sizin an controls.
Chilled water an hot water loop conceptsSelectin design supply an return temperaturesDelta-T choices an impact pon flow ratesPipe sizin from design flow an velocityPump head calculation an pump curvesVariable flow an differential pressure controlLesson 6Air distribution strategies: supply/return layouts, ceiling plenum vs ducted systems, displacement ventilation basicsDis section present air distribution options, includin ceiling supply an return layouts, ducted versus plenum systems, an basics of displacement ventilation. It address diffuser selection, air patterns, comfort, an coordination wid ceilings.
Ceiling supply an return layout optionsDucted versus ceiling plenum distributionDiffuser types an throw pattern basicsDraft risk, stratification, an comfortDisplacement ventilation fundamentalsCoordination wid lightin an ceilingsLesson 7Selection criteria: energy performance, indoor air quality, first cost vs lifecycle cost, maintenance an acoustic constraintsDis section explain how fi compare HVAC options usin energy performance, indoor air quality, first cost, lifecycle cost, maintainability, an acoustic impact. It introduce simple evaluation matrices an common trade-offs fi office projects.
Energy efficiency metrics an benchmarksIndoor air quality an filtration needsFirst cost versus lifecycle cost analysisMaintainability an access fi serviceAcoustic limits fi offices an meetin roomsMulti-criteria decision an scorin toolsLesson 8Overview of HVAC system types fi offices: VAV wid central AHUs, VRF/VRV, fan coil units wid CHW, all-air vs. all-water hybridsDis section review common HVAC system types fi offices, includin VAV wid central AHUs, VRF or VRV, fan coil units wid chilled water, an hybrid all-air or all-water systems, highlightin typical applications, pros, an limitations.
VAV wid central AHUs: components an useVRF an VRV systems: layout an limitsFan coil units wid chilled water systemsAll-air versus all-water system conceptsHybrid systems an decoupled ventilationMatchin system type to office typologiesLesson 9Noise, vibration, an acoustic integration fi HVAC componentsDis section explain noise an vibration issues from fans, pumps, an compressors. It cover sound power, transmission paths, basic acoustic criteria, an practical measures such as isolation, duct linin, silencers, an equipment location.
Sound power, pressure, an basic metricsNC an RC criteria fi office spacesVibration isolation of fans an pumpsDuct linin, silencers, an plenum designEquipment location an room treatmentsCoordination wid acoustic consultants
