1、BROUGHT TO YOU BYWelcome to the2021 Montgomery County Energy Code and International Green Construction CodePresentersBryan Bomer Sustainability,Energy and Mechanical ManagerAlyssa Mrvos Green Building Program ManagerMontgomery Countys Holistic Approach to Achieve Net Zero Energy Buildings Montgomery
2、 County has targets to reduce greenhouse gas emissions 80%by 2027 and 100%by 2035.The building sector comprises 50%of the Countys community-wide greenhouse gas emissions.The building sector calls for focused attention to reach net zero energy.oThe 2021 energy and green codes are important tools in t
3、he multi-faceted approach Montgomery County utilizes to achieve net zero energy buildings.2023202820222021202720262024202920252021 codes2027 codes2024 codes Step one of NZE 33%renewables Electrification ready new construction Advanced Electric Vehicle charging ready Additional supporting amendments
4、Step two of NZE 50%to 66%renewables target Step three of NZE up to 100%renewables targetRefinement cycle2021 Code Cycle2027 Code Cycle2024 Code CycleICCMoCoICCStateCountyICCStateCountyCode amendmentsadoption timelinesStateEnergy and Green Code Amendments Montgomery County Codes Analysis:Based on Cli
5、mate Action Plan and Bill 13-22 oEnergy Efficiency:oenergy modeling(e)ototal system performance ratio(TSPR)(e)oelective energy measures(e)ocool roofs(e)oTransportation,Renewables and Energy Storage:onsite and ready language oEV(g)oPV(e)oESS(g)oElectrification:oElective energy measures(e)oenergy mode
6、ling(e)oInfrastructure(g)oGrid Integration:odemand response controls as an elective(e)oOther Key Items:oCommissioning(e)Compliance Pathsa.New building over 20,000 ft shall comply with PNNL-35193 Technical Brief,Section 3.1,Net Zero Energy a performance compliance pathEnergy models are site energy ba