RTU Research Outputs and Resources: Reasearch Staff

Information about Author

Name, Surname:

Aleksandrs Zajacs

Department:

(31400) Ilgtspējīgo būvmateriālu un inženiersistēmu institūts

Scientific Degree:

Doktors

E-mail:

Aleksandrs.Zajacs(at)rtu.lv

Publications

39 items found, displaying 11 to 20.

TRNSYS Model with 3-Way Valve for Heat Carrier Temperature Control of Solar Thermal Collectors Integrated into District Heating System
(2022)

Raimonds Bogdanovičs, Anastasija Zeiza-Seļezņova, Jurģis Zemītis, Aleksandrs Zajacs
Full-text conference paper published in other conference proceedings

Integration of Decentralized Solar Collectors into a District Heating System
(2022)

Aleksandrs Zajacs, Raimonds Bogdanovičs, Anastasija Zeiza-Seļezņova, Rokas Valančius, Jurģis Zemītis
Scientific article indexed in SCOPUS or WOS database

Influence of Ventilation Operating Modes on Energy Efficiency
(2022)

Jeļena Tihana, Aleksandrs Zajacs, Baiba Gaujēna, Dmitrijs Ivancovs
Scientific article indexed in SCOPUS or WOS database

Pathways to Better Integrate Geothermal Energy at Its Full Technological Scale in European Heating and Cooling Networks
(2022)

Gregor Goetzl, Jessica Chicco, Christopher Schifflechner, Joao Figueira, Georgios Tsironis, Aleksandrs Zajacs
Publication (anonimusly reviewed) in a journal with an international editorial board indexed in other databases

Using a Mobile Modular Energy Unit with PV Panels for Heating
(2021)

Raimonds Bogdanovičs, Anatolijs Borodiņecs, Jurģis Zemītis, Aleksandrs Zajacs
Scientific article indexed in SCOPUS or WOS database

Environmental Impact of District Heating System Retrofitting
(2021)

Aleksandrs Zajacs, Anatolijs Borodiņecs, Nikolai Vatin
Scientific article indexed in SCOPUS or WOS database

Optimal Use of Solar Collectors in Small-Scale Districts
(2020)

Aleksandrs Zajacs, Anatolijs Borodiņecs, Igor Neveiro
Full-text conference paper published in conference proceedings indexed in SCOPUS or WOS database

Analysis of Low Temperature Lift Heat Pump Application in a District Heating System for Flue Gas Condenser Efficiency Improvement
(2020)

Aleksandrs Zajacs, Raimonds Bogdanovičs, Anatolijs Borodiņecs
Scientific article indexed in SCOPUS or WOS database

Combined Heat and Power Plant Energy Production under Changing EU Policy
(2020)

Aleksandrs Zajacs, Tatjana Odiņeca, Anatolijs Borodiņecs
Article in a collection of scientific publications or a chapter in a monograph indexed in SCOPUS or WOS database

Assessment of the Efficiency and Reliability of the District Heating Systems within Different Development Scenarios
(2020)

Aleksandrs Zajacs, Anatolijs Borodiņecs, Raimonds Bogdanovičs
Full-text conference paper published in conference proceedings indexed in SCOPUS or WOS database

Patents

1 items found, displaying 1 to 1.

Mobile modular energy unit
LV15542B (20.12.2021.)

Anatolijs Borodiņecs, Aleksandrs Zajacs, Raimonds Bogdanovičs, Jurģis Zemītis

Projects

8 items found, displaying 1 to 8.

Atbalsts RTU maģistra studiju programmu īstenošanai II
Izglītība

Ralfs Meždreijs

Būvniecības inženierzinātņu fakultāte (34-24000-DOK.BIF)

Juris Smirnovs

Energoefektīvie un drošie siltumapgādes risinājumi
Citi

Egīls Dzelzītis

Neklasificēto ēku gandrīz nulles enerģijas ēku risinājumi
Citi

Anatolijs Borodiņecs

Siltuma, gāzes un ūdens tehnoloģijas institūts (13-24300-C3850)

Aleksandrs Zajacs

Siltuma, gāzes un ūdens tehnoloģijas institūts (34-24300-N7045.2)
Citi

Egīls Dzelzītis

Siltumapgādes sistēmu attīstības scenāriju analīze
Būvniecība un arhitektūra

Aleksandrs Zajacs

STEP-UP - Strategies Towards Energy Performance and Urban Planning
Būvniecība un arhitektūra

Anatolijs Borodiņecs

Information about Author

Publications

TRNSYS Model with 3-Way Valve for Heat Carrier Temperature Control of Solar Thermal Collectors Integrated into District Heating System (2022)

Integration of Decentralized Solar Collectors into a District Heating System (2022)

Influence of Ventilation Operating Modes on Energy Efficiency (2022)

Pathways to Better Integrate Geothermal Energy at Its Full Technological Scale in European Heating and Cooling Networks (2022)

Using a Mobile Modular Energy Unit with PV Panels for Heating (2021)

Environmental Impact of District Heating System Retrofitting (2021)

Optimal Use of Solar Collectors in Small-Scale Districts (2020)

Analysis of Low Temperature Lift Heat Pump Application in a District Heating System for Flue Gas Condenser Efficiency Improvement (2020)

Combined Heat and Power Plant Energy Production under Changing EU Policy (2020)

Assessment of the Efficiency and Reliability of the District Heating Systems within Different Development Scenarios (2020)

Patents

Mobile modular energy unit LV15542B (20.12.2021.)

Projects

Atbalsts RTU maģistra studiju programmu īstenošanai II Izglītība

Būvniecības inženierzinātņu fakultāte (34-24000-DOK.BIF)

Energoefektīvie un drošie siltumapgādes risinājumi Citi

Neklasificēto ēku gandrīz nulles enerģijas ēku risinājumi Citi

Siltuma, gāzes un ūdens tehnoloģijas institūts (13-24300-C3850)

Siltuma, gāzes un ūdens tehnoloģijas institūts (34-24300-N7045.2) Citi

Siltumapgādes sistēmu attīstības scenāriju analīze Būvniecība un arhitektūra

STEP-UP - Strategies Towards Energy Performance and Urban Planning Būvniecība un arhitektūra

TRNSYS Model with 3-Way Valve for Heat Carrier Temperature Control of Solar Thermal Collectors Integrated into District Heating System
(2022)

Integration of Decentralized Solar Collectors into a District Heating System
(2022)

Influence of Ventilation Operating Modes on Energy Efficiency
(2022)

Pathways to Better Integrate Geothermal Energy at Its Full Technological Scale in European Heating and Cooling Networks
(2022)

Using a Mobile Modular Energy Unit with PV Panels for Heating
(2021)

Environmental Impact of District Heating System Retrofitting
(2021)

Optimal Use of Solar Collectors in Small-Scale Districts
(2020)

Analysis of Low Temperature Lift Heat Pump Application in a District Heating System for Flue Gas Condenser Efficiency Improvement
(2020)

Combined Heat and Power Plant Energy Production under Changing EU Policy
(2020)

Assessment of the Efficiency and Reliability of the District Heating Systems within Different Development Scenarios
(2020)

Mobile modular energy unit
LV15542B (20.12.2021.)

Atbalsts RTU maģistra studiju programmu īstenošanai II
Izglītība

Energoefektīvie un drošie siltumapgādes risinājumi
Citi

Neklasificēto ēku gandrīz nulles enerģijas ēku risinājumi
Citi

Siltuma, gāzes un ūdens tehnoloģijas institūts (34-24300-N7045.2)
Citi

Siltumapgādes sistēmu attīstības scenāriju analīze
Būvniecība un arhitektūra

STEP-UP - Strategies Towards Energy Performance and Urban Planning
Būvniecība un arhitektūra