Conference Agenda

Overview and details of the sessions of this conference. Please select a date or location to show only sessions at that day or location. Please select a single session for detailed view (with abstracts and downloads if available).

 
 
Session Overview
Date: Tuesday, 20/Apr/2021
9:00am
-
9:30am
Opening and intro
9:30am
-
11:00am
Keynotes
Chair: Martin Thalfeldt
 
9:30am - 10:00am

Ventilation solutions to reduce the spread of COVID-19

Atze Boerstra

bba binnenmilieu, The Netherlands



10:00am - 10:30am

Ventilation inspections promoting a good built environment

Lars Ekberg

Chalmers University of Technology, Sweden



10:30am - 11:00am

Developments in heat pump testing and coordinated control for energy price and flexibility applications

Chris Bales

Dalarna University, Sweden

11:15am
-
12:45pm
Indoor Air Quality (A)
Chair: Jurgis Zemitis
Chair: Alo Mikola
 
11:15am - 11:30am

Indoor air quality in naturally ventilated bedrooms in renovated Norwegian dwellings

Vegard Heide, Silje Skyttern, Laurent Georges

NTNU, Norway



11:30am - 11:45am

Short Term Measurements of Indoor Air Quality when using Home Office in Norway

Maria Justo Alonso1, Rikke Bramming Jørgensen2, Hans Martin Mathisen1

1: Department of Energy and Process Engineering, Norwegian University of Science and Technology, Trondheim, Norway; 2: Department of Industrial Economics and Technology Management, Norwegian University of Science and Technology,Trondheim, Norway



11:45am - 12:00pm

Air Exchange Rate and Internal Air Flows in a Naturally Ventilated Museum Building

Mikael Björling1, Guro Hjulstad2

1: Department of Electrical engineering, Mathematics and Science, Faculty of Engineering and Sustainable Development, University of Gävle, Sweden; 2: Department of Collection Management, Museum of Cultural History, University of Oslo, Norway



12:00pm - 12:15pm

The Study of CO2 Concentration in a Classroom During the COVD-19 Safety Measures

Jurgis Zemitis1, Raimonds Bogdanovics1, Snezana Bogdanovica2

1: Heat, Gas and Water Technology Institute, Riga Technical University, Kispalas street 6A, LV-1048, Riga, Latvia; 2: Daugavpils Secondary School Nr 9, 18 Novembra street 47, LV-5401, Daugavpils, Latvia



12:15pm - 12:30pm

Control of Indoor climate of Historical cult buildings

Martins Metals, Arturs Lesinskis, Kristaps Turauskis

Riga Technical university, Latvia



12:30pm - 12:45pm

A study on the relationship between energy performance and IEQ parameters in school buildings

Blanka Cabovská1, Despoina Teli1, Jan-Olof Dalenbäck1, Sarka Langer1,2, Lars Ekberg1,3

1: Chalmers University of Technology; 2: IVL Swedish Environmental Research Institute; 3: CIT Energy Management

Measured Energy Use (B)
Chair: Guangyu Cao
Chair: Martin Kiil
 
11:15am - 11:30am

Tenant-based measured Electricity Use in 4 large Office Buildings in Tallinn, Estonia

Andrea Ferrantelli, Hans Kristjan Aljas, Vahur Maask, Martin Thalfeldt

TalTech, Estonia



11:30am - 11:45am

Measurement of domestic hot water consumption in hotel rooms with different basin and shower mixing taps

Harald Taxt Walnum, Karolina Stråby, Åse Lekang Sørensen

Sintef AS, Norway



11:45am - 12:00pm

Investigation and prediction of energy consumption before and during Covid-19 pandemic at St. Olavs Hospital

Hans Kristofersen1, Kai Xue2, Zhirong Yang1, Liv-Inger Stenstad3, Tor Emil Giske3, Guangyu Cao1

1: NTNU, Norway; 2: School of Civil Engineering Chongqing University, China; 3: St. Olavs Hospital, Norway



12:00pm - 12:15pm

Thermal-electrical Measurement System – a modular, expandable Concept for short-term energy recordings in Buildings

Paul Seidel, Joachim Seifert, Karl Wolffgang

Technical University of Dresden, Germany



12:15pm - 12:30pm

Data-driven analysis of electricity use for office buildings: a Norwegian case study

Yuemin Ding, Yiyu Ding, Natasa Nord

Norwegian University of Science and Technology, Norway

System Design and Sizing (C)
Chair: Fabian Ochs
Chair: Tuule Mall Kull
 
11:15am - 11:30am

Cost-optimal nZEB HVAC configurations with onsite storage

Fabian Ochs, Mara Magni, Elisa Venturi, Alice Tosatto

University of Innsbruck, Austria



11:30am - 11:45am

Investigation of the Impacts of Design Parameters on Thermal Comfort in Buildings in Cold Climate

Rashid Gaitov1, Serik Tokbolat2, Hua Zhong2, Mohamad Mustafa3

1: Nazarbayev University, Kazakhstan; 2: Nottingham Trent University, United Kingdom; 3: The Arctic University of Norway, Norway



11:45am - 12:00pm

Impact of internal heat gain profiles on the design cooling capacity of landscaped offices

Seyed Shahabaldin Seyed Salehi, Andrea Ferrantelli, Hans Kristjan Aljas, Jarek Kurnitski, Martin Thalfeldt

Tallinn university of technology, Estonia



12:00pm - 12:15pm

Sizing and performance analyses of a combined heating and cooling system with the integration of short- and long-term storages

Mohammad Shakerin1, Vilde Eikeskog1, Yantong Li1, T. Thorgeir Harsem2, Natasa Nord1

1: Norwegian University of Science and Technology, Norway; 2: Norconsult AS, Sandvika



12:15pm - 12:30pm

DHW tank sizing considering dynamic energy prices

Natasa Nord1, Dmytro Ivanko1, Harald Taxt Walnum2, Karolina Stråby2

1: Norwegian University of Science and Technology, Norway; 2: SINTEF Community



12:30pm - 12:45pm

Identifying Heating Technologies suitable for Historic Churches, Taking into Account Heating Strategy and Conservation through Pairwise Analysis

Robin David Talbot1, Arman Hashemi2, Philip Ashton1, Marco Picco1

1: University of Brighton, United Kingdom; 2: University of East London, United Kingdom

1:30pm
-
3:00pm
Air Distribution (A)
Chair: Mariya Bivolarova
Chair: Ülar Palmiste
 
1:30pm - 1:45pm

Experimental testing of exterior wall mounted mechanical ventilation exhaust air outlet devices

Ülar Palmiste1, Tauno Meier1, Jarek Kurnitski1,2, Hendrik Voll1

1: Tallinn University of Technology, Estonia; 2: Aalto University, Finland



1:45pm - 2:00pm

Downdraught control in high-glazing facades in cold climates – experimental and CFD study of convectors and radiators plumes

Karl-Villem Võsa1, Andrea Ferrantelli1, Jarek Kurnitski1,2

1: Department of Civil Engineering and Architecture, Tallinn University of Technology, Estonia; 2: Department of Civil Engineering, Aalto University, Finland



2:00pm - 2:15pm

Localized Ventilation Method for Providing Clean Air to Hospitalized Patients

Lei Shu, Mariya P. Bivolarova, Arsen K. Melikov

International Centre for Indoor Environment and Energy, Department of Civil Engineering, Technical University of Denmark, 2800 Kgs. Lyngby, Denmark



2:15pm - 2:30pm

Survey of facial Masks Using Behavior during Covid-19 Outbreak

Xinkai Yu1, Hao Yang2, Junzhou He3, Xudong Yang4

1: Princeton International School of Mathematics and Science, United States; 2: International Department, The Second High School Attached to Beijing Normal University, Beijing, PR China; 3: Department of Building Science, Tsinghua University, Beijing, PR China; 4: Department of Building Science, Tsinghua University, Beijing, PR China



2:30pm - 2:45pm

Application of horizontal confluents jets in a school virtual chamber

Eusebio Conceição1, Mª Inês Conceição2, Mª Manuela Lúcio1, João Gomes3, Hazim Awbi4

1: FCT - University of Algarve, Campus de Gambelas, 8005-139 Faro, Portugal; 2: Instituto Superior Técnico, Av. Rovisco Pais, 1049-001 Lisboa, Portugal; 3: CINTAL, Campus de Gambelas, 8005-139 Faro, Portugal; 4: School of Built Environment, University of Reading, Reading, RG6 6AW, United Kingdom

Cost-optimal Solutions (B)
Chair: Hilde Breesch
Chair: Helena Kuivjõgi
 
1:30pm - 1:45pm

Impact of office tenants' electricity use on the cost-optimal solutions in a cold climate

Helena Kuivjõgi, Liina Laas, Andrea Ferrantelli, Martin Thalfeldt

Tallinn University of Technology, Estonia



1:45pm - 2:00pm

NZEB and market-based renovation case study of an existing office building

Helena Kuivjõgi1, Jarek Kurnitski2,1,3, Aivar Uutar1, Martin Thalfeldt2,1

1: Tallinn University of Technology, Department of Civil Engineering and Architecture, Estonia; 2: Smart City Center of Excellence, Tallinn University of Technology, Estonia; 3: Aalto University, School of Engineering, Department of Civil and Structural Engineering, Finland



2:00pm - 2:15pm

Evaluation of the energy performance and cost-benefit of innovative technologies in butcher's shops

Jeroen Lippens, Saar Lokere, Wout Barbary, Hilde Breesch

KU Leuven, Belgium



2:15pm - 2:30pm

Factors affecting the deep renovation of a single-family building - a case study

Triinu Bergmann1, Aime Ruus1, Kristo Kalbe2, Mihkel Kiviste1, Jiri Tintera1

1: Tallinn University of Technology, School of Engineering, Tartu College; 2: Tallinn University of Technology, School of Engineering, Department of Civil Engineering and Architecture



2:30pm - 2:45pm

Cost optimal investment in energy efficiency measures and energy supply system in a neighbourhood in Norway

Marius Eide Bagle, Selamawit Mamo Fufa, Harald Taxt Walnum, Åse Lekang Sørensen

SINTEF Community



2:45pm - 3:00pm

A multi-stakeholder perspective on opportunities and challenges for energy efficiency improvement in University buildings

Gireesh Nair, Shoaib Azizi, Thomas Olofsson

Umeå University, Umeå, Sweden

WS1 Seasonal Borehole Thermal Energy Storage (C)
Chair: Raimo Simson
3:15pm
-
4:45pm
Renewable Energy Production (A)
Chair: Åsa Wahlström
Chair: Hans Kristjan Aljas
 
3:15pm - 3:30pm

The effect of biogas fermentation assisted by simple solar greenhouse

Xiaolu Shao, Xing Su, Shaochen Tian, Jian Cai

Tongji University, China, People's Republic of



3:30pm - 3:45pm

The climate adaptability evaluation of biogas fermentation assisted by solar greenhouse

Xiaolu Shao, Xing Su, Shaochen Tian, Jian Cai

Tongji University, China, People's Republic of



3:45pm - 4:00pm

Parametric Cost Optimization of Solar Systems with Seasonal Thermal Energy Storage for Buildings

Willy Villasmil, Marcel Troxler, Reto Hendry, Philipp Schuetz, Jörg Worlitschek

School of Engineering and Architecture, Lucerne University of Applied Sciences and Arts, Switzerland



4:00pm - 4:15pm

Production of thermal energy in University building greenhouses in cold climate conditions

Eusebio Conceição1, João Gomes2, Mª Manuela Lúcio1, Hazim Awbi3

1: FCT – University of Algarve, Campus de Gambelas, 8005-139 Faro, Portugal; 2: CINTAL, Campus de Gambelas, 8005-139 Faro, Portugal; 3: School of Built Environment, University of Reading, Reading, RG6 6AW, UK



4:15pm - 4:30pm

Energy production in solar collectors in a University building used to improve the internal thermal conditions in winter conditions

Eusebio Conceição1, João Gomes2, Mª Manuela Lúcio1, Hazim Awbi3

1: FCT – University of Algarve, Campus de Gambelas, 8005-139 Faro, Portugal; 2: CINTAL, Campus de Gambelas, 8005-139 Faro, Portugal; 3: School of Built Environment, University of Reading, Reading, RG6 6AW, UK



4:30pm - 4:45pm

A multi-year analysis of Canadian Arctic historical weather data in support of solar and wind renewable energy deployment

Adam Wills, Carsen Banister, Justin Berquist, Mathieu Pellissier

National Research Council Canada

Heat pumps 1 (B)
Chair: Paul O'Sullivan
 
3:15pm - 3:30pm

Measured Performance of Exhaust Air Heat Pumps in Finnish Apartment Buildings

Petri Pylsy1,3, Jarek Kurnitski2,3

1: The Finnish Real Estate Federation, Finland; 2: Tallinn University of Technology, Department of Civil Engineering and Architecture; 3: Aalto University, Department of Civil Engineering



3:30pm - 3:45pm

In-use Performance of Air-to-Water Heat Pumps: are the Standards Robust?

Adam O' Donovan, Paul D. O' Sullivan

Munster Technological University, Cork, Ireland



3:45pm - 4:00pm

Evaluation of the theoretical and in-use performance of Exhaust Air Heat Pumps

Paul D. O'Sullivan1, Shane Colclough2, John Morehead3, Adam O'Donovan1

1: Munster Technological University, Cork, Ireland; 2: University of Ulster, Coleraine, Northern Ireland; 3: Wayne Morehead Architects, Cork, Ireland



4:00pm - 4:15pm

Simulation based assessment on representativeness of a new performance rating procedure for cold climate air source heat pumps

Alex Lachance, Justin Tamasauskas, Stéphanie Breton, Solange Prudhomme

CanmetENERGY, Canada



4:15pm - 4:30pm

Studying the impact factors influencing variable-capacity heat pump energy performance through simulation

Solange Prud'homme, Stéphanie Breton, Justin Tamasauskas, Alex Lachance, Martin Kegel

Natural Resources Canada, Canada



4:30pm - 4:45pm

Assessment of three Solar-assisted Heat Pump Typologies in Canada: Parallel, Series, and Ice Storage

Benjamin Beauchamp1,2, Sébastien A. Brideau1, Cynthia A. Cruickshank2

1: Natural Resources Canada, Canada; 2: Carleton University, Canada

WS2 Thermal Energy Systems Resilience (C)
Chair: Alexander Michael Zhivov
Chair: Karl-Villem Võsa
 
3:15pm - 3:20pm

Introduction to the workshop

Alexander Michael Zhivov

U.S. Army Engineer Research and Development Center, United States of America



3:20pm - 3:35pm

Parameters for Thermal Energy Systems Resilience

Alexander Michael Zhivov

U.S. Army Engineer Research abd Development Center, United States of America



3:35pm - 3:50pm

Analyzing the Factors that Effect Maximum Time to Repair Thermal Energy Systems in Cold/Arctic Climates

Bjorn Kristoffer Oberg1, Angela B Urban1, Emmett Leffel2, Jonathan Michael Goebel1, Matthew R Perry3, Dragos A Vas4, Dayne Broderson3, Richard J Liesen1, Alexander Michael Zhivov1

1: USACE ERDC CERL, United States of America; 2: Alaska Thermal Imaging LLC; 3: University of Alaska Fairbanks; 4: USACE ERDC CRREL, United States of America



3:50pm - 4:05pm

Requirements for Building Thermal Conditions under Emergency Operations in Cold Climates

Alexander Michael Zhivov1, William B. Rose2, Raymond E. Patenaude3, Warren Jon Williams4

1: U.S. Army Engineer Research and Development Center, United States of America; 2: William B. Rose & Associates, Inc. Urbana, United States of America; 3: Holmes Engineering Group LLC, St. Petersburg, United States of America; 4: National Personal Protective Technology Laboratory NIOSH/CDC, Pittsburg, United States of America



4:05pm - 4:20pm

HVAC Best Practices in Arctic Climates

Emily C. Winfield1, Robin J. Rader1, Alexander M Zhivov2, Anders Dyrelund3, Craig Fredeen4, Oddgeir Gudmundsson5, Brent Goering6

1: Design Alaska, Fairbanks, United States of America; 2: U.S. Army Engineer Research abd Development Center, United States of America; 3: Ramboll, Denmark; 4: Cold Climate Engineering, LLC, United States of America; 5: Danfoss, Denmark; 6: U.S. Army Corps of Engineers Alaska District, Fairbanks, United States of America



4:20pm - 4:35pm

Energy efficient air curtains for industrial gates in cold climates

Andrei Strongin1, Alexandr Zhivov2

1: Research Institute of Building Physics Russian Academy of Architecture and Construction Sciences NIISF RAASN, Russian Federation; 2: Engineer Research and Development Center Construction Engineering Research Laboratory, Champain, Illinois, USA

Date: Wednesday, 21/Apr/2021
9:30am
-
11:00am
Keynotes
Chair: Jarek Kurnitski
 
9:30am - 10:00am

Whole year evaluation of thermal comfort using international standards

Bjarne W. Olesen

Technical University of Denmark, Denmark



10:00am - 10:30am

Multiple-source energy flexibility in buildings

Ala Hasan

VTT, Finland



10:30am - 11:00am

Automated fault detection in HVAC systems with machine learning and rule-based methods

Ahmet Köse

R8 Technologies, Estonia

11:15am
-
12:45pm
Heating Systems and District Heating (A)
Chair: Natasa Nord
Chair: Ülar Palmiste
 
11:15am - 11:30am

A Novel Method for Designing Fifth-Generation District Heating and Cooling Systems

Marwan Abugabbara, Jonas Lindhe

Department of Building and Environmental Technology, Division of Building Services, Lund University, Sweden



11:30am - 11:45am

Estimation of energy-saving potential and indoor thermal comfort by the central control of the heating curve in old apartment buildings

Hatef Hajian1, Kaiser Ahmed1,2, Jarek Kurnitski1,3

1: Aalto University, Department of Civil Engineering, Finland; 2: Granlund Consulting Oy, Finland; 3: University of Technology, Department of Civil Engineering and Architecture, Estonia



11:45am - 12:00pm

Techno-economic analysis of implementing thermal storage for peak load shaving in a campus district heating system with waste heat from the data center

Haoran Li, Juan Hou, Yuemin Ding, Natasa Nord

Norwegian University of Science and Technology, Norway



12:00pm - 12:15pm

Comparison of 4th and 5th generation district heating systems

Oddgeir Gudmundsson1, Anders Dyrelund2, Jan Eric Thorsen1

1: Danfoss A/S, Denmark; 2: Ramboll A/S, Denmark



12:15pm - 12:30pm

Non-linear Model Predictive Control for Smart Heating of Buildings

Christian Ankerstjerne Thilker, Hjörleifur G Bergsteinsson, Peder Bacher, Rune Grønborg Junker, Davide Cali, Christoffer Rasmussen, Henrik Madsen

Technical University of Denmark, Denmark



12:30pm - 12:45pm

Analyzing Energy Flexibility by Demand Response in a Finnish District heated Apartment Building

Yuchen Ju1,2, Juha Jokisalo1,2, Risto Kosonen1,2,3, Ville Kauppi1, Philipp Janßen4

1: Aalto University, Department of Mechanical Engineering, Espoo, Finland; 2: TalTech, Smart City Center of Excellence, Tallinn, Estonia; 3: Nanjing Tech University, College of Urban Construction, Nanjing, China; 4: Hamburg University of Applied Sciences, Department Environmental Engineering, Hamburg, German

Advanced HVAC Control 1 (B)
Chair: Maria Jangsten
Chair: Vahur Maask
 
11:15am - 11:30am

Contributions to Ventilation System Demand Response: a Case Study of an Educational Building

Vahur Maask, Alo Mikola, Tarmo Korõtko, Argo Rosin, Martin Thalfeldt

Tallinn University of Technology, Estonia



11:30am - 11:45am

Impact of different mechanical ventilation strategies for night purging on indoor air quality in public buildings

Sami Lestinen1, Simo Kilpeläinen1, Risto Kosonen1,2, Juha Jokisalo1

1: Aalto-yliopisto, Espoo, Finland; 2: Nanjing Tech University, Nanjing, China



11:45am - 12:00pm

Field test of active night cooling supplied by district cooling in three commercial buildings

Maria Jangsten, Torbjörn Lindholm, Jan-Olof Dalenbäck

Chalmers University of Technology, Sweden



12:00pm - 12:15pm

Energy flexibility potential of domestic hot water use in apartment buildings

Åse Lekang Sørensen1,2, Harald Taxt Walnum1, Igor Sartori1, Inger Andersen2

1: SINTEF Community, Norway; 2: NTNU, Norway

Energy and IEQ Performance Assessment and Labelling (C)
Chair: Zoltán Magyar
Chair: Karl-Villem Võsa
 
11:15am - 11:30am

Primary Energy Balance driven Integrated Energy Design Process of Positive Energy Building

Meril Tamm1,2, Joana Ortiz1, Jordi Pascual1, Jarek Kurnitski2, Martin Thalfeldt2, Jaume Salom1

1: Catalonia Institute for Energy Research, Catalonia, Spain; 2: Tallinn University of Technology, Estonia



11:30am - 11:45am

Evaluation results of combined labelling of dwellings located in different countries

Zoltan Magyar1,2, Gabor Németh2, Peter Op't Veld3, Simona D'Oca3, Ana Sanchis Huertas4, Davide Prati5

1: Budapest University of Technology and Economics, Hungary; 2: Comfort Consulting Kft, Hungary; 3: Huygen Installatie Adviseurs, The Netherlands; 4: Instituto Valenciano de la Edificación, Spain; 5: University of Bologna, Italy



11:45am - 12:00pm

Building performance indicators and IEQ assessment procedure for the next generation of EPC-s

Karl-Villem Võsa1, Jarek Kurnitski1,2

1: Department of Civil Engineering and Architecture, Tallinn University of Technology, Estonia; 2: Department of Civil Engineering, Aalto University, Finland



12:00pm - 12:15pm

Perspectives of building professionals on the use of LCA tools in Swedish climate declaration

Gireesh Nair, Åke Fransson, Thomas Olofsson

Umeå University, Umeå, Sweden



12:15pm - 12:30pm

HVAC’s Role in the Decarbonisation of the Existing Building Stock - case Finland

Terttu Vainio1, Eero Nippala2, Timo Kauppinen3

1: VTT; 2: Tampere university of applied sciences; 3: Mutsal consulting



12:30pm - 12:45pm

Nordic Swan Ecolabelling of buildings

Riikka Holopainen1, Oona Saarinen1, Stefan Björling2

1: Ecolabelling Finland, Finland; 2: Ecolabelling Sweden, Sweden

1:30pm
-
3:00pm
Performance Assessment and Characterization (A)
Chair: Laurent Georges
Chair: Helena Kuivjõgi
 
1:30pm - 1:45pm

Development of a data-driven model to characterize the heat storage of the building thermal mass in energy planning tools

Laurent Georges1, Elin Storlien1, Magnus Askeland1,2, Karen Byskov Lindberg1,3

1: Norwegian University of Science and Technology, Norway; 2: SINTEF Energy Research; 3: SINTEF Community



1:45pm - 2:00pm

Gray Box Time Variant Clogging behavior and Pressure Drop Prediction of the Air Filter in the HVAC System

Hossein Alimohammadi1, Kristina Vassiljeva1, Eduard Petlenkov1, Martin Thalfeldt2, Alo Mikola2, Tuule Mall Kull2, Ahmet Köse1,3

1: Tallinn University of Technology, EstoniaDepartment of Computer Systems, Tallinn University of Technology, Estonia; 2: Department of Civil Engineering and Architecture, Tallinn University of Technology, Estonia; 3: R8 technologies, Estonia



2:00pm - 2:15pm

Experimental study on the dynamic thermal response of a radiant floor system in an office building

Jing Ren1, Meng Su1, Xintian Zhao1, Jiying Liu1,2, Shoujie Song3

1: School of Thermal Engineering, Shandong Jianzhu University, Jinan 250101 China; 2: Built Environment Design and Research Institute, Shandong GRAD Group Co. Ltd, Dezhou 253000, China; 3: Building Energy Conservation Research Institute, Shandong Antaeus Intelligent and Engineering Co. Ltd, Jinan 250101, China



2:15pm - 2:30pm

Estimating Building Airtightness from Data – A Case Study

Christoffer Rasmussen1, Christian Anker Hviid2, Peder Bacher1, Davide Cali1, Henrik Madsen1

1: Technical University of Denmark, Department of Applied Mathematics and Computer Science, 2800 Kgs. Lyngby, Denmark; 2: Technical University of Denmark, Department of Civil Engineering, 2800 Kgs. Lyngby, Denmark



2:30pm - 2:45pm

Simulation of energy impact of an energy recovery ventilator in Northern housing

Jing Li, Radu Zmeureanu, Hua Ge

Centre for Zero Building Energy Studies, Department of Building, Civil and Enviromental Engineering, Gina Cody School of Engineering and Computer Science, Concordia University, Montreal, Qc, Canada



2:45pm - 3:00pm

Continious automated ventilation heat recovery efficiency performance assessment using building monitoring system

Alo Mikola1, Tuule Mall Kull1, Andres Tukia1, Ahmet Köse2, Eduard Petlenkov3, Martin Thalfeldt1

1: Department of Civil Engineering and Architecture, Tallinn University of Technology, 19086 ‎Tallinn, Estonia; 2: R8 Technologies company, Tallinn 11415, Estonia; 3: Department of Computer Systems, Tallinn University of Technology, 19086 ‎Tallinn, Estonia

Advanced HVAC Control 2 (B)
Chair: Risto Kosonen
Chair: Tuule Mall Kull
 
1:30pm - 1:45pm

Recommendations for model identification for MPC of an all-Air HVAC system

Quinten Carton, Bart Merema, Hilde Breesch

KU Leuven, Department of Civil Engineering, Building Physics and Sustainable Design, Ghent Technology Campus, Belgium



1:45pm - 2:00pm

Implementation of an MPC for an all-air ventilation system in an educational building

Bart Merema, Quinten Carton, Dirk Saelens, Hilde Breesch

KU Leuven, Belgium



2:00pm - 2:15pm

Model predictive control of heat pump based on a regression model fitted to data measured in accordance to EHPA regulation

Simon Thorsteinsson, Søren Østergaard Jensen, Jan Dimon Bendtsen

Aalborg University, Denmark



2:15pm - 2:30pm

Modelling of Wax Actuators in Underfloor Heating Manifolds

Tuule Mall Kull1, Martin Thalfeldt1, Jarek Kurnitski1,2

1: Nearly Zero Energy Buildings Research Group, Tallinn University of Technology, Ehitajate tee 5, 19086 Tallinn, Estonia; 2: Department of Civil Engineering, Rakentajanaukio 4 A, Aalto University, FI-02150 Espoo, Finland



2:30pm - 2:45pm

Comparison of Heat Recovery Ventilator Frost Control Techniques in the Canadian Arctic: Preheat and Recirculation

Justin Berquist, Carsen Banister, Mathieu Pellissier

National Research Council Canada

WS3 NZEB Requirements in Nordic Countries (C)
Chair: Jarek Kurnitski
Chair: Raimo Simson
 
1:30pm - 1:45pm

Introduction to NZEB requirements in Estonia

Jarek Kurnitski

Tallinn University of Technology, Estonia



1:45pm - 2:00pm

Introduction to NZEB requirements in Denmark

Søren Aggerholm

BUILD, Aalborg University, Denmark



2:00pm - 2:15pm

A Comparative Analysis of NZEB Energy Performance Requirements for Residential Buildings in Denmark, Estonia and Finland

Raimo Simson1,2, Kirsten Engelund Thomsen3, Kim Bjarne Wittchen3, Jarek Kurnitski1,2

1: Tallinn University of Technology, Estonia; 2: Aalto University, Finland; 3: Aalborg University, Denmark



2:15pm - 2:30pm

Additional requirement to the Swedish nearly zero energy requirements

Åsa Wahlström1,2, Mari-Liis Maripuu1

1: Lund University; 2: CIT Energy Management



2:30pm - 3:00pm

Open discussion

Jarek Kurnitski (moderator)

Tallinn University of Technology, Estonia

3:15pm
-
4:15pm
Heat Pumps 2 (A)
Chair: Janne Petteri Hirvonen
 
3:15pm - 3:30pm

Assessing the performance and cost-competitiveness of a dual-source solar-assisted heat pump in cold climates

Jeremy Sager, Jean-Philippe Poirier

CanmetENERGY, Natural Resources Canada



3:30pm - 3:45pm

Modular split-type Heat Pump with compact and silent façade-integrated Outdoor Unit

William Monteleone1, Fabian Ochs1, Christof Drexel2, Mattias Rothbacher3

1: University of Innsbruck, Austria; 2: drexel reduziert; 3: Ingenueurbüro Rothbacher



3:45pm - 4:00pm

Seasonal storage of residential exhaust air and sewage waste heat

Janne Hirvonen, Juha Jokisalo, Risto Kosonen

Aalto University, Finland



4:00pm - 4:15pm

Study of a water-source CO2 heat pump for residential use: experimental discharge pressure control and performance analysis

Yantong Li, Natasa Nord, Inge Håvard Rekstad, Stein Kristian Skånøy, Lars Konrad Sørensen

Department of Energy and Process Engineering, Norwegian University of Science and Technology, Norway

Practical Aspects of HVAC (B)
Chair: Lars Ekberg
Chair: Alo Mikola
 
3:15pm - 3:30pm

Water damages in HVAC, tapwater and sewage systems in cold climate

Christian Mattsson, Dennis Johansson, Birgitta Nordquist, Hans Bagge, Petter Wallentén

Lund University, Sweden



3:30pm - 3:45pm

Handling of indoor climate problems in school buildings - Two Swedish case studies

Lars Ekberg1,2, Enno Abel2

1: Chalmers University of Technology, Sweden; 2: CIT Energy Management AB



3:45pm - 4:00pm

Tight air ducts as the foundation for increase of energy efficiency in ventilation systems & ductwork

Jörg Mez

MEZ-TECHNIK GmbH, Germany



4:00pm - 4:15pm

Reparation of Moisture Damages in Residential Houses – The Role of Condition Assessments and Ventilation

Olli Tuomo Teriö1, Timo Kauppinen2, Ilkka Räinä1, Tommi Riippa3, Markku Hienonen4

1: Oulu Building Supervision office, Finland; 2: Tmi Mutsal; 3: Oulu University of Applied Sciences (Oamk); 4: Finnish Association of Building Inspectors

Thermal Comfort (C)
Chair: Olli Seppänen
Chair: Martin Kiil
 
3:15pm - 3:30pm

Indoor temperature conditions and energy demand of a Finnish detached house in a changing climate

Azin Velashjerdi Farahani1, Juha Jokisalo1, Natalia Korhonen2, Risto Kosonen1

1: Mechanical engineering department, Aalto University, Finland; 2: Finnish Meteorological Institute



3:30pm - 3:45pm

Human response to thermal environment and perceived air quality in an office room with individually controlled convective and radiant cooling systems

Weixin Zhao1, Simo Kilpeläinen1, Risto Kosonen1,2, Juha Jokisalo1, Sami Lestinen1, Panu Mustakallio3

1: Aalto University, Department of Mechanical Engineering, Finland; 2: College of Urban Construction, Nanjing Tech University, China; 3: Halton Oy, Finland



3:45pm - 4:00pm

Thermal comfort in the low energy building - validation and modification of the Fanger model

Natalia Marta Krawczyk

Kielce University of Technology, Poland



4:00pm - 4:15pm

Thermal environment assessment in selected Polish educational buildings

Luiza Anna Dębska, Justyna Krakowiak

Kielce University of Technology, Poland

4:30pm
-
5:30pm
Closing Session

 
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