Implementation of the DGNB Framework for Carbon Neutral

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Implementation of the DGNB Framework for Carbon Neutral Buildings and Sites Anna BRAUNE, Dietmar

Implementation of the DGNB Framework for Carbon Neutral Buildings and Sites Anna BRAUNE, Dietmar GEISELMANN, Stefan OEHLER, Christine RUIZ DURÁN Manager Existing Buildings and Climate Neutral Construction / DGNB Certification, DGNB Gmb. H, d. [email protected] de

© Arnaud Boissou-MEDDE/SG COP 21 Paris Agreement 2015 ARTICLE 4 „Parties aim to reach

© Arnaud Boissou-MEDDE/SG COP 21 Paris Agreement 2015 ARTICLE 4 „Parties aim to reach global peaking of greenhouse gas emissions as soon as possible, […] to achieve a balance between anthropogenic emissions by sources and removals by sinks of greenhouse gases in the second half of this century, […]. “ 1 1 http: //unfccc. int/files/essential_background/convention/application/pdf/english_paris_agreement. pdf Download full paper at www. cesb. cz/19/8888 2209

Paradigm Change Current Energy Code requirements in Europe: § Metric: Primary Energy § System

Paradigm Change Current Energy Code requirements in Europe: § Metric: Primary Energy § System Boundary: Excluding Plug Loads § Method: Calculated Performance Download full paper at www. cesb. cz/19/8888 2209

Paradigm Change Current Energy Code requirements in Europe: § Metric: Primary Energy CO 2

Paradigm Change Current Energy Code requirements in Europe: § Metric: Primary Energy CO 2 -Emissions § System Boundary: Excluding Plug Loads Holistic Boundary § Method: Calculated Performance Measured Performance Download full paper at www. cesb. cz/19/8888 2209

Framework for “carbon-neutral buildings and sites” § Part 1 – Rules for CO 2

Framework for “carbon-neutral buildings and sites” § Part 1 – Rules for CO 2 accounting of buildings („Carbon Accounting Rules“) § Part 2 – Rules for CO 2 reporting („Carbon Disclosure Rules“) § Part 3 – CO 2 -Management method and roadmap to carbon neutral operation („Carbon Management Rules“) www. dgnb. de/en/news/reports/Framework Credit: DGNB Download full paper at www. cesb. cz/19/8888 2209

Part 1: Rules for CO 2 accounting of buildings Accounting Level 1 CO 2

Part 1: Rules for CO 2 accounting of buildings Accounting Level 1 CO 2 -emissions by building operation Definition „Carbon-neutral Buildings and Sites“: Annual balance of CO 2 -equivalent-emissions for building operation < 0 kg CO 2 -equivalent Credit: DGNB Download full paper at www. cesb. cz/19/8888 2209

Part 1: Rules for CO 2 accounting of buildings Accounting Level 2 CO 2

Part 1: Rules for CO 2 accounting of buildings Accounting Level 2 CO 2 -emissions by building operation + CO 2 -Emissions by building construction (production, assembly, maintenance, deconstr. , recycling) + emissions in building construction (life-cycle analysis LCA) Credit: DGNB Download full paper at www. cesb. cz/19/8888 2209

Part 3: Roadmap to Zero Credit: DGNB Download full paper at www. cesb. cz/19/8888

Part 3: Roadmap to Zero Credit: DGNB Download full paper at www. cesb. cz/19/8888 2209

Roadmap to Zero 1 2 3 4 5 masterplan / urban development building energy

Roadmap to Zero 1 2 3 4 5 masterplan / urban development building energy user energy use supply systems renewable energy optimization of buildings envelope for low energy use optimization of plug-loads for low energy use optimization for daylighting potential and solar exposure optimization of supply systems for high efficiency optimization of energy generation at site (balance: imported vs. exported energy) new construction existing buildings historic / listed buildings Credit: DGNB Download full paper at www. cesb. cz/19/8888 2209

Roadmap to Zero Process: 1. Impact Analysis for these 5 action topics 2. Selection

Roadmap to Zero Process: 1. Impact Analysis for these 5 action topics 2. Selection of successful combinations 3. Cost evaluation Selection of most cost effective solution 4. Time schedule for the cost effective solution „Climate Protection Roadmap“ Download full paper at www. cesb. cz/19/8888 2209

Project Example Limit: carbon neutral by 2050 Credit: DGNB Download full paper at www.

Project Example Limit: carbon neutral by 2050 Credit: DGNB Download full paper at www. cesb. cz/19/8888 2209

Project Example Action Topics: Topic 1 – Urban Design (U) Topic 2 – Building

Project Example Action Topics: Topic 1 – Urban Design (U) Topic 2 – Building Energy Use (B) Topic 3 – User Energy Use (U) Topic 4 – Energy Supply System (S) Topic 5 – Renewable Energy (R) Current Operation / Reference (r) Optimized Operation (o) Br + Ur + Sr Limit: carbon neutral by 2050 Credit: DGNB Download full paper at www. cesb. cz/19/8888 2209

Project Example Action Topics: Topic 1 – Urban Design (U) Topic 2 – Building

Project Example Action Topics: Topic 1 – Urban Design (U) Topic 2 – Building Energy Use (B) Topic 3 – User Energy Use (U) Topic 4 – Energy Supply System (S) Topic 5 – Renewable Energy (R) Current Operation / Reference (r) Optimized Operation (o) Br + Ur + Sr Br + Ur + So Limit: carbon neutral by 2050 Credit: DGNB Download full paper at www. cesb. cz/19/8888 2209

Project Example Action Topics: Topic 1 – Urban Design (U) Topic 2 – Building

Project Example Action Topics: Topic 1 – Urban Design (U) Topic 2 – Building Energy Use (B) Topic 3 – User Energy Use (U) Topic 4 – Energy Supply System (S) Topic 5 – Renewable Energy (R) Current Operation / Reference (r) Optimized Operation (o) Br + Ur + Sr Br + Ur + So Br + Uo + Sr Limit: carbon neutral by 2050 Credit: DGNB Download full paper at www. cesb. cz/19/8888 2209

Project Example Action Topics: Topic 1 – Urban Design (U) Topic 2 – Building

Project Example Action Topics: Topic 1 – Urban Design (U) Topic 2 – Building Energy Use (B) Topic 3 – User Energy Use (U) Topic 4 – Energy Supply System (S) Topic 5 – Renewable Energy (R) Current Operation / Reference (r) Optimized Operation (o) Br + Ur + Sr Br + Ur + So Br + Uo + Sr Br + Uo + So Limit: carbon neutral by 2050 Credit: DGNB Download full paper at www. cesb. cz/19/8888 2209

Project Example Action Topics: Topic 1 – Urban Design (U) Topic 2 – Building

Project Example Action Topics: Topic 1 – Urban Design (U) Topic 2 – Building Energy Use (B) Topic 3 – User Energy Use (U) Topic 4 – Energy Supply System (S) Topic 5 – Renewable Energy (R) Current Operation / Reference (r) Optimized Operation (o) Br + Ur + Sr Br + Ur + So Br + Uo + Sr Br + Uo + So Bo + Ur + Sr Bo + Ur + So Bo + Uo + Sr Bo + Uo + So Limit: carbon neutral by 2050 Credit: DGNB Download full paper at www. cesb. cz/19/8888 2209

Project Example Action Topics: Topic 1 – Urban Design (U) Topic 2 – Building

Project Example Action Topics: Topic 1 – Urban Design (U) Topic 2 – Building Energy Use (B) Topic 3 – User Energy Use (U) Topic 4 – Energy Supply System (S) Topic 5 – Renewable Energy (R) Current Operation / Reference (r) Optimized Operation (o) Br + Ur + Sr + R Br + Ur + So + R Br + Uo + Sr + R Br + Uo + So + R O O O P Bo + Ur + Sr + R Bo + Ur + So + R Bo + Uo + Sr + R Bo + Uo + So + R O P carbon-neutral Limit: carbon neutral by 2050 Credit: DGNB Download full paper at www. cesb. cz/19/8888 2209

Project Example Action Topics: Topic 1 – Urban Design (U) Topic 2 – Building

Project Example Action Topics: Topic 1 – Urban Design (U) Topic 2 – Building Energy Use (B) Topic 3 – User Energy Use (U) Topic 4 – Energy Supply System (S) Topic 5 – Renewable Energy (R) Current Operation / Reference (r) Optimized Operation (o) Br + Ur + Sr + R Br + Ur + So + R Br + Uo + Sr + R Br + Uo + So + R O O O P Bo + Ur + Sr + R Bo + Ur + So + R Bo + Uo + Sr + R Bo + Uo + So + R O P carbon-neutral most cost-effective carbon-neutral Limit: carbon neutral by 2050 Credit: DGNB Download full paper at www. cesb. cz/19/8888 2209

Project Example Action Topics: Topic 1 – Urban Design (U) Topic 2 – Building

Project Example Action Topics: Topic 1 – Urban Design (U) Topic 2 – Building Energy Use (B) Topic 3 – User Energy Use (U) Topic 4 – Energy Supply System (S) Topic 5 – Renewable Energy (R) „Climate Protection Roadmap“ 2020 Clear path for costs + time schedule for the transition to carbon-neutral building operation in latest(!) 2050 Current Operation / Reference (r) Optimized Operation (o) 2030 2040 2050 Br + Ur + Sr + R Br + Ur + So + R Br + Uo + Sr + R Br + Uo + So + R O O O P Bo + Ur + Sr + R Bo + Ur + So + R Bo + Uo + Sr + R Bo + Uo + So + R O P carbon-neutral most cost-effective carbon-neutral Limit: carbon neutral by 2050 Credit: DGNB Download full paper at www. cesb. cz/19/8888 2209

Thank you for your attention! Dietmar GEISELMANN d. geiselmann@dgnb. de Scan QR or download

Thank you for your attention! Dietmar GEISELMANN d. [email protected] de Scan QR or download full paper at www. cesb. cz/19/ 2209