Browsing by Institution "Kielce University of Technology"
Now showing items 1-20 of 22
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Adhesion between different asphalt binders and aggregate types evaluated using boiling water stripping test in scope of WMA foaming technique
(13th International Conference “Environmental Engineering” (ICEE-2026), 2026)This study examines adhesion mechanisms in binder–aggregate systems designed to simulate warm-mix asphalt incorporating water-foamed bitumen. The experimental program involved limestone, gabbro, melaphyre and quartzite ... -
Analysis of IT-CY stiffness modulus of foamed bitumen asphalt concrete compacted at 95°C
(Procedia Engineering, 2017)This study is to compare the results of temperature sensitivity tests of foamed bitumen asphalt concrete (AC 8) compacted at 95ºC with that of the reference mixture compacted at the conventional temperature of 140ºC. The ... -
An attempt to improve air quality in primary schools
(10th International Conference “Environmental Engineering” (ICEE-2017), 2017)Most primary school buildings in Poland rely on natural ventilation. This fact is attributed to the age of these buildings constructed more than dozen or even several tens of years ago. Few of them were fitted with a ... -
Attempt to improve indoor air quality in computer laboratories
(Procedia Engineering, 2017)Low indoor air quality (IAQ) can impact occupants’ health and lead to poor productivity or low academic performance. Therefore the provision of good IAQ in classrooms and laboratories is very important. This paper presents ... -
Comparative evaluation and modification of laboratory compaction methods of road base mixtures manufactured in low-emission CIR technology with foamed bitumen and bitumen emulsion
(Procedia Engineering, 2017)The paper evaluates the influence of laboratory compaction methods on the properties of recycled mixtures with foamed bitumen (Foam-Mix) and bitumen emulsion (Emulsion-Mix). In Poland, the requirements concerning the ... -
The effect of fiber reinforcement on the high-temperature performance of Warm Mix Asphalt produced using water-foaming technology
(13th International Conference “Environmental Engineering” (ICEE-2026), 2026)The paper presents an evaluation of the influence of fiber type and content on the properties of mineral-asphalt mixtures produced using foamed bitumen technology. The effects of selected factors, including the type of ... -
Environmental and functional role of recycled crumb rubber in hot-applied joint sealants based on rheological and microstructural evaluation
(13th International Conference “Environmental Engineering” (ICEE-2026), 2026)Hot-applied joint sealants are widely used to seal cracks and expansion joints in road and bridge pavements. Recycled Crumb Rubber (CRM) derived from end-of-life tires is frequently incorporated to enhance flexibility ... -
Fatigue life comparison of recycled cold mixes with foamed bitumen and with bitumen emulsion
(Procedia Engineering, 2017)The paper presents the results from the fatigue tests of recycled bases containing foamed bitumen and bitumen emulsion. The amount of bitumen used in both cases was 3% and 5%. For the production of the bitumen emulsion ... -
Hydrated lime as the anti-aging bitumen agent
(Procedia Engineering, 2013)In 1999, during rebuilding and modernization of the one of the main streets in Kielce (Poland) it has been placed SMA wearing coarse layer with the hydrated lime. SMA mixture contained 6.2% of D70 bitumen (currently 50/70) ... -
The influence of hydrated lime, Portland cement and cement dust on rheological properties of recycled cold mixes with foamed bitumen
(10th International Conference “Environmental Engineering” (ICEE-2017), 2017)This article presents a laboratory evaluation of the viscoelastic properties of recycled base courses produced with different fillers. The aim of this study was to investigate the influence of loading time and temperature ... -
Influence of the production process on the selected properties of asphalt concrete
(Procedia Engineering, 2017)The paper investigates the influence of the concentration of synthetic wax modification of bitumen on the properties of asphalt concrete produced and compacted at 95°C and at 115°C. In both types of mixes the bitumen was ... -
Laboratory study on mechanical parameters of foamed bitumen mixtures in the cold recycling technology
(Procedia Engineering, 2013)The paper presents the results of laboratory testing of the physical and mechanical parameters of the recycled material using the foamed bitumen and resistance to the action of water. The tests were performed on the mineral ... -
Nitrogen oxides concentrations and heat release characteristics of the Perkins 1104D-E44TA dual-fuel engine running with natural gas and diesel
(The archives of automotive engineering – Archiwum motoryzacji Wydawnictwo Naukowe PWN, 2019)In the near future, natural gas may become a fuel, which will see increased use in powering internal combustion engines. Due to its properties, it can be used to power spark-ignition engines without major obstacles. Yet ... -
A novel thermal criterion for bubble destruction in hydrodynamic cavitation: numerical modeling and experimental validation
(13th International Conference “Environmental Engineering” (ICEE-2026), 2026)This research investigates the conditions precipitating the surface instability of spherical bubbles and develops a novel thermal criterion for their terminal collapse during hydrodynamic cavitation. A new mathematical ... -
Optimization of composition of asphalt concrete with synthetic wax modified foamed bitumen in scope of resistance to climatic conditions
(Procedia Engineering, 2017)The research concerned moisture and frost resistance of asphalt mixes for binder course produced with foamed bitumen with variable amount of synthetic wax was conducted. The wax was added to the bitumen in amounts of 1.0% ... -
Optimization of the synthetic wax content on example of bitumen 35/50
(Procedia Engineering, 2013)The paper presents the results of the bitumen studies, including the U.S. MSCR procedures describing bitumen creep under dynamic loading. It permits predicting the possibility of the damage in bituminous layers at high ... -
Quantitative assessment of aggregate segregation of hardened self compacted concrete based on 2D image analysis
(International Conference Modern Building Materials, Structures and Techniques (MBMST 2019), 2019)Self-compacting concrete developed as a material that does not need vibration for compaction has been increasingly being used in routine practice. Successful application of self-compacting concrete (SCC) is difficult to ... -
Relaxation modulus of SMA with polymer modified and highly polymer modified bitumen
(Procedia Engineering, 2017)The article presents the test results of the relaxation modulus of SMA. The samples of SMA mixture were made using polymer modified bitumen PMB 45 / 80-55 (PMB-N) and highly polymer modified bitumen PMB 45 / 80-80 (PMB-HM). ... -
Thermal performance and heat flux dynamics of electrically heated windows: a foundation for energy-efficient active glazing systems
(13th International Conference “Environmental Engineering” (ICEE-2026), 2026)The building sector remains a primary contributor to global energy consumption, with windows often identified as the least efficient component of the building envelope. This study investigates the thermal performance of ... -
Transformation of international economic relations: modern challenges, risks, opportunities and prospects = Starptautisko ekonomisko attiecību transformācija: mūsdienu problēmas, riski, iespējas un perspektīvas
(2017)Transformation of international economic relations envisages the creation of new and development of existing institutions, free economic zones, migration of human capital, investment features that contribute to solving not ...