• A.C. Meyers Vænge 15, A, 2_4_126

    2450 København SV

    Denmark

1993 …2021
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Research Output 1993 2019

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2019

Life cycle assessment of typical multi‐family houses with different energy performance levels

Sanchez Mayoral Gutierrez, M., Mørck, O., Wittchen, K. B., Thomsen, K. E., Illner, M., Erhorn-Kluttig, H., Erhorn, H., Mattoni, B., Zinzi, M., Jačimović, M. & Zavrl, M. Š., 31 Jul 2019, 164 p.

Research output: Book/ReportReportResearch

1 Downloads (Pure)

Solution sets and technologies for NZEBs : deliverable D5.1: Solution sets for the Costreduction of new Nearly Zero‐Energy Buildings–CoNZEBs

Wittchen, K. B., Thomsen, K. E., Mørck, O., Sanchez Mayoral Gutierrez, M., Balslev-Olesen, O., Illner, M., Erhorn-Kluttig, H., Erhorn, H., Zinzi, M., Mattoni, B. & Zavrl, M. Š., 31 Jan 2019, 127 p.

Research output: Book/ReportReportResearch

Open Access
File

Solution sets for NZEB multi‐family houses and beyond assessed for 2030 ; Deliverable D6.1: Solution sets for the Cost reduction of new Nearly Zero‐Energy Buildings – CoNZEBs

Erhorn-Kluttig, H., Illner, M., Erhorn, H., Thomsen, K. E., Wittchen, K. B., Mørck, O., Balslev-Olesen, O., Zinzi, M., Mattoni, B., Zavrl, M. Š. & Jacimovic, M., 30 Sep 2019, 108 p.

Research output: Book/ReportReportResearch

Open Access
File
Cost reduction
Costs
Electron energy levels
Websites
2018

Assessment and exemplary solutions for cost reduction in the design and construction process

Zinzi, M., Mattoni, B., Fasano, G., Erhorn-Kluttig, H., Illner, M., Bergmann, A., Erhorn, H., Mørck, O., Balslev-Olesen, O., Thomsen, K. E., Wittchen, K. B., Zavrl, M. Š., Jejčič, N. & Jačimović, M., 18 Oct 2018, 214 p.

Research output: Book/ReportReportResearch

Open Access

BOLIG+ Energineutrale etageboliger: Måling og evaluering

Jensen, S. Ø., Wittchen, K. B. & Knudsen, H. N., Dec 2018, København: Statens Byggeforskningsinstitut, Aalborg Universitet. 140 p. (SBI-rapport; No. 12, Vol. 2018).

Research output: Book/ReportReportResearch

Open Access
2017

Overview of Cost Baselines for three Building Levels: Solution sets for the Cost reduction of new Nearly Zero‐Energy Buildings – CoNZEBs

Erhorn-Kluttig, H., Erhorn, H., Utesch, B., Wittchen, K. B., Thomsen, K. E., Mørck, O., Baslev‐Olsen, O., Jungshoved, M., Zinzi, M., Mattoni, B., Zavrl, M. Š. & Varšek, D., 17 Dec 2017, 87 p.

Research output: Book/ReportReportResearch

Open Access

Robust Internal Thermal Insulation of Historic Buildings: Report and tool: Probability based Life Cycle Impact Assessment

di Giuseppe, E., D'Orazio, M., Favi, C., Rossi, M., Lasvaux, S., Padey, P., Favre, D., Wittchen, K. B., Du, G., Nielsen, A., Blumberga, A. & Kamendere, E., 31 Dec 2017, European Commission. 191 p.

Research output: Book/ReportReportResearchpeer-review

Thermal insulation
Insulation
Life cycle
Environmental impact
Energy conservation
34 Downloads (Pure)

Technical Elements (CCT1): Status in November 2016

Thomsen, K. E. & Wittchen, K. B., 2 Nov 2017, 15 p.

Research output: Book/ReportReportCommunication

Open Access
File

Varmebesparelse i eksisterende bygninger: Potentiale og økonomi

Wittchen, K. B., Aggerholm, S. & Kragh, J., 28 Nov 2017, København: Statens Byggeforskningsinstitut, SBi. 42 p. (SBi Forskning; No. 16, Vol. 2017).

Research output: Book/ReportReportResearch

Open Access
2016
48 Downloads (Pure)

Application of Energy Performance Indicators for Residential Building Stocks: Experiences of the EPISCOPE project

Stein, B. (ed.), Wittchen, K. B., Kragh, J., Diefenbach, N., Loga, T., Arcipowska, A., Rakušček, A., Zavrl, M. Š., Altmann, N., Hulme, J., Riley, J., Dascalaki, E., Balaras, C., Cuypers, D., Van Holm, M., Corrado, V., Ballarini, I., Vimmr, T., Hanratty, M., Sheldrick, B. & 14 others, Roarty, C., Csoknyai, T., Szendrő, G., Hrabovszky-Horváth, S., Ortega, L., Serghides, D., Katafygiotou, M., Nieboer, N., Filippidou, F., Rochard, U., Shanthirabalan, S., Brattebö, H., Jovanovic Popovic, M. & Ignjatovic, D., 2016, EPISCOPE. 41 p.

Research output: Book/ReportReportResearch

Open Access
File

Danish building typologies and building stock analyses: Participation in the EPISCOPE project

Wittchen, K. B. & Kragh, J., 2016, 1. udgave ed. København: SBi Forlag. 17 p. (SBI; No. 2016:18).

Research output: Book/ReportReportResearch

Open Access
Energy conservation
Fossil fuels

Potential heat savings during ongoing renovation of buildings until 2050

Wittchen, K. B., Kragh, J. & Aggerholm, S., Feb 2016, 1 ed. København: SBI forlag. 73 p. (SBI; No. 2016:04).

Research output: Book/ReportReportCommissioned

Open Access
Energy conservation
Service life
Roofs
Insulation
Heating
2015

How to estimate realistic energy savings in Energy Performance Certificates

Wittchen, K. B., Altmann, N. & Berecová, M., Apr 2015, 15 p.

Research output: Book/ReportReportCommunication

Energy conservation
Boundary conditions
Energy utilization
Benchmarking
Labels
58 Downloads (Pure)
Open Access
File
Costs

Joint working group session report. Concerted Action EPBD

Wittchen, K. B. & Edelenbos, E., Apr 2015, 8 p.

Research output: Book/ReportReportCommunication

Electricity
Energy efficiency

Technical Building Systems (TBS) – differences between new and existing buildings

Wittchen, K. B. & Griffiths, W., Apr 2015, 21 p.

Research output: Book/ReportReportResearch

2014
42 Citations (Scopus)
1180 Downloads (Pure)

Heat Saving Strategies in Sustainable Smart Energy Systems

Lund, H., Thellufsen, J. Z., Aggerholm, S., Wittchen, K. B., Nielsen, S., Mathiesen, B. V. & Möller, B., 2014, 2014-1 ed. Institut for Planlægning, Aalborg Universitet. 86 p. (DDP-Publication series, Vol. 2014-1).

Research output: Book/ReportReportResearchpeer-review

File
District heating
Heating
Space heating
Hot Temperature
Energy efficiency

Potentielle varmebesparelser ved løbende bygningsrenovering frem til 2050

Wittchen, K. B., Kragh, J. & Aggerholm, S., Apr 2014, 1 ed. København: SBI forlag. 59 p. (SBI; No. 01, Vol. 2014).

Research output: Book/ReportReportResearch

2013
754 Downloads (Pure)

2001 – 2010 Danish Design Reference Year: Reference Climate Dataset for Technical Dimensioning in Building, Construction and other Sectors

Grunnet Wang, P., Scharling, M., Pagh Nielsen, K., Kern-Hansen, C. & Wittchen, K. B., Sep 2013, Danmarks Meteorologiske Institut. 34 p. (DMI Technical Report; No. 13-19).

Research output: Book/ReportReportResearch

Open Access
File
577 Downloads (Pure)
Open Access
File
178 Downloads (Pure)

Udtjente bygninger og bygningsrenovering: Netværk for energirenovering

Wittchen, K. B. & Kragh, J., Jun 2013, København: SBI forlag. 13 p. (SBI; No. 16, Vol. 2013).

Research output: Book/ReportReportResearch

Open Access
File

Varmebesparelser ved løbende bygningsrenovering frem til 2050: Netværk for energirenovering

Wittchen, K. B. & Kragh, J., Mar 2013, København: SBI forlag. 30 p. (SBI; No. 08, Vol. 2013).

Research output: Book/ReportReportResearch

2012

Application of Building Typologies for Modelling the Energy Balance of the Residential Building Stock

Diefenbach, N. (ed.), Loga, T. (ed.), Dascalaki, E., Balaras, C., Zavrl, M. Š., Rakušček, A., Corrado, V., Corgnati, S., Ballarini, I., Renders, N., Vimmr, T., Wittchen, K. B. & Kragh, J., Feb 2012, Darmstadt: INSTITUT WOHNEN UND UMWELT GmbH. 72 p. (TABULA Thematic Report; No. 2).

Research output: Book/ReportReportResearch

Building typologies in the Nordic countries: Identification of potential energy saving measures

Wittchen, K. B., Mortensen, L. H., Holøs, S., Björk, N. F., Vares, S. & Malmqvist, T., Mar 2012, Hørsholm: SBI forlag. 83 p. (SBI; No. 04, Vol. 2012).

Research output: Book/ReportReportResearch

CT4 - Cost-Optimum Procedures: Implementation, step-by-step

Thomsen, K. E. & Wittchen, K. B., Jul 2012, 18 p.

Research output: Book/ReportReportCommunication

Danish building typologies: Participation in the TABULA project

Wittchen, K. B. & Kragh, J., Sep 2012, Hørsholm: SBI forlag. 89 p. (SBI; No. 1, Vol. 2012).

Research output: Book/ReportReportResearch

Requirements for existing buildings: CT4: Cost-Optimum Procedures

Thomsen, K. E. & Wittchen, K. B., Jul 2012, 10 p.

Research output: Book/ReportReportCommunication

2011
424 Downloads (Pure)

Cost optimal levels for energy performance requirements: Executive summary

Wittchen, K. B. (ed.), Thomsen, K. E., Aggerholm, S., Kluttig-Erhorn, H., Erhorn, H., Poel, B. & Hitchin, R., 1 Jul 2011, European Commission. 36 p.

Research output: Book/ReportReportCommunication

Open Access
File
concerted action
European Commission
building
EU
energy
700 Downloads (Pure)

Cost-optimal levels for energy performance requirements: The Concerted Action's input to the Framework Methodology

Wittchen, K. B. (ed.), Thomsen, K. E., Aggerholm, S., Kluttig-Erhorn, H., Erhorn, H., Poel, B. & Hitchin, R., 20 Dec 2011, 75 p.

Research output: Book/ReportReportCommunication

Open Access
File
1058 Downloads (Pure)

Energioptimering af kontorbyggeri

Wittchen, K. B., Hansen, E. J. D. P., Radish, N. & Treldal, J., May 2011, 1 ed. Hørsholm: SBI forlag. 130 p. (SBI; No. 16, Vol. 2011).

Research output: Book/ReportReportResearch

Open Access
File

Energioptimering af kontorbygninger

Treldal, J., Radisch, N. H., Hansen, E. J. D. P. & Wittchen, K. B., Sep 2011, 1. ed. Hørsholm: SBI forlag. 14 p.

Research output: Book/ReportReportCommunication

2010

CT1, Lessons learned in CA2

Wittchen, K. B. & Thomsen, K. E., 25 Oct 2010, 16 p.

Research output: Book/ReportReportCommunication

Danske bygningers energibehov i 2050

Kragh, J. & Wittchen, K. B., Dec 2010, Hørsholm: SBI forlag.

Research output: Book/ReportReportResearch

Rescaling Certificates

Wittchen, K. B., 25 Oct 2010, 16 p.

Research output: Book/ReportReportCommunication

Use of Building Typologies for Energy Performance Assessment of National Building Stocks. Existent Experiences in European Countries and Common Approach

Loga, T. (ed.), Diefenbach, N. (ed.), Wittchen, K. B., Kragh, J., Balaras, C., Dascalaki, E., Zavrl, M. Š., Rakušček, A., Corrado, V., Corgnati, S., Despretz, H., Roarty, C., Hanratty, M., Sheldrick, B., Cyx, W., Popiołek, M., Kwiatkowski, J., Groß, M., Spitzbart, C., Georgiev, Z. & 2 others, Iakimova, S. & Vimmr, T., Jun 2010, Darmstadt : INSTITUT WOHNEN UND UMWELT GmbH. 160 p.

Research output: Book/ReportReportResearch

2009

Database management: Report from EPBD Concerted Action II plenary meeting, Berlin 15.-16. June, 2009

Wittchen, K. B. & van Diggelen, L., 2009

Research output: Book/ReportReportCommunication

2082 Downloads (Pure)

Grundvandsvarmepumper og -køling med grundvandsmagasiner som sæsonlager

Sørensen, S. N., Wittchen, K. B., Riis, J. C., Balslev-Olesen, O. & Jakobsen, F. H., 2009, Hellerup: EnOpSol. 27 p.

Research output: Book/ReportReportResearch

Open Access
File
2008
516 Downloads (Pure)

Energy performance requirements for new buildings in 11 countries from Central Europe: Exemplary comparison of three buildings

Loga, T., Knissel, J., Diefenbach, N., Grim, M., Vimmr, T., Popiolek, M., Spets, K., Wittchen, K. B., Bergsøe, N. C., Hitchin, R., Yan, V., van Cruchten, G., Berben, J., Tilmans, A., Van Orshoven, D., Viktor, S., Lichtmess, M. & Despretz, H., 2008, Darmstadt: Institut Wohnen und Umwelt.

Research output: Book/ReportReportResearch

Open Access
File
2007
1825 Downloads (Pure)

Energy standards in Denmark

Thomsen, K. E., Wittchen, K. B. & Pedersen, F., 2007, Livingstone: Scottish Building Standards Agency. 38 p.

Research output: Book/ReportReportCommunication

Open Access
File
2004

Aesthetics of PV building integration: Work package 3, task 1

Svensson, O. & Wittchen, K. B., 2004, Göteborg: NCC Construction Sverige. 72 p.

Research output: Book/ReportReportResearch

Pilot studies: EPA-EBD. Energy performance assessment method for existing dwellings

Balaras, C. A., Wittchen, K. B. & Thomsen, K. E., 2004, Athen: EPA-EBD.

Research output: Book/ReportReportResearch

Recommendations on EPA-ED method & tool: Final

Balaras, C. A., Wittchen, K. B. & Thomsen, K. E., 2004, Arnhem: EPA-EBD.

Research output: Book/ReportReportResearch

Vurdering af potentialet for varmebesparelser i eksisterende boliger

Wittchen, K. B., 2004, Hørsholm: SBI forlag. 56 p. (By og Byg Dokumentation; No. 057).

Research output: Book/ReportReportResearch

2000

Fem glasfacader: Optimering af energi- og komfortforhold

Stabel Monby, P., Schøtt, M., Vejsig, P., Hummelshøj, R. M., Steffensen, M., Ingvartsen, N., Rasmussen, M., Bruun Jørgensen, O., Gramkow, L., Lorentzen, C. A., Laursen, I., Treldal, J., Wittchen, K. B., Falck, U. & Rasmussen, O., 2000, Hørsholm: Byggecentrum. (BPS Publikation; No. 131).

Research output: Book/ReportReportResearch

Luftsolvarmeanlæg: Luftsolfangere og solvægge

Schmidt, T., Boyer Rasmussen, K., Balslev, O., Mørck, O., Hummelshøj, R. M., Eg Rahbek, J., Bruun Jørgensen, O., Wittchen, K. B., Østergaard Jensen, S. & Rasmussen, O., 2000, Hørsholm: Byggecentrum. (BPS Publikation; No. 133).

Research output: Book/ReportReportResearch