Despotović, Iva

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  • Despotović, Iva (4)
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Author's Bibliography

Properties of concrete kerbs with recycled aggregate from precast elements

Janković, Ksenija; Bojović, Dragan; Stojanović, Marko; Despotović, Iva; Antić Aranđelović, Lana

(ZAG, Ljubljana, 2021)

TY  - CONF
AU  - Janković, Ksenija
AU  - Bojović, Dragan
AU  - Stojanović, Marko
AU  - Despotović, Iva
AU  - Antić Aranđelović, Lana
PY  - 2021
UR  - http://rims.institutims.rs/handle/123456789/863
AB  - The paper presents the possibility of using recycled aggregate from precast concrete paving elements
and kerbs in the production of concrete kerb units. Experimental work included several types of concrete consistency
class S1, made with different amounts of cement and coarse recycled concrete aggregate. The influence of percentage
and grain size of recycled concrete aggregate on concrete compressive strength at different ages was observed. Based
on the experimental results, it can be concluded that the use of recycled concrete as an aggregate creates a new
composite material that can be used for the production of precast elements. The results show that the replacement of the
coarse natural aggregate with aggregate from crushed concrete is possible to produce concrete curbs that meet the
requirements of EN 1340, but the class depends on the replacement percentage of the natural aggregate with recycled
ones. In this way, the production waste is turned back to process, and the newly created concrete is certainly ecological
material.
PB  - ZAG, Ljubljana
C3  - Proceedings of the 2nd International Conference CoMS 2020/21
T1  - Properties of concrete kerbs with recycled aggregate from precast elements
EP  - 153
SP  - 149
VL  - 1
UR  - https://hdl.handle.net/21.15107/rcub_rims_863
ER  - 
@conference{
author = "Janković, Ksenija and Bojović, Dragan and Stojanović, Marko and Despotović, Iva and Antić Aranđelović, Lana",
year = "2021",
abstract = "The paper presents the possibility of using recycled aggregate from precast concrete paving elements
and kerbs in the production of concrete kerb units. Experimental work included several types of concrete consistency
class S1, made with different amounts of cement and coarse recycled concrete aggregate. The influence of percentage
and grain size of recycled concrete aggregate on concrete compressive strength at different ages was observed. Based
on the experimental results, it can be concluded that the use of recycled concrete as an aggregate creates a new
composite material that can be used for the production of precast elements. The results show that the replacement of the
coarse natural aggregate with aggregate from crushed concrete is possible to produce concrete curbs that meet the
requirements of EN 1340, but the class depends on the replacement percentage of the natural aggregate with recycled
ones. In this way, the production waste is turned back to process, and the newly created concrete is certainly ecological
material.",
publisher = "ZAG, Ljubljana",
journal = "Proceedings of the 2nd International Conference CoMS 2020/21",
title = "Properties of concrete kerbs with recycled aggregate from precast elements",
pages = "153-149",
volume = "1",
url = "https://hdl.handle.net/21.15107/rcub_rims_863"
}
Janković, K., Bojović, D., Stojanović, M., Despotović, I.,& Antić Aranđelović, L.. (2021). Properties of concrete kerbs with recycled aggregate from precast elements. in Proceedings of the 2nd International Conference CoMS 2020/21
ZAG, Ljubljana., 1, 149-153.
https://hdl.handle.net/21.15107/rcub_rims_863
Janković K, Bojović D, Stojanović M, Despotović I, Antić Aranđelović L. Properties of concrete kerbs with recycled aggregate from precast elements. in Proceedings of the 2nd International Conference CoMS 2020/21. 2021;1:149-153.
https://hdl.handle.net/21.15107/rcub_rims_863 .
Janković, Ksenija, Bojović, Dragan, Stojanović, Marko, Despotović, Iva, Antić Aranđelović, Lana, "Properties of concrete kerbs with recycled aggregate from precast elements" in Proceedings of the 2nd International Conference CoMS 2020/21, 1 (2021):149-153,
https://hdl.handle.net/21.15107/rcub_rims_863 .

Use of iron ore tailings for production of concrete paving blocks

Janković, Ksenija; Bojović, Dragan; Stojanović, Marko; Despotović, Iva; Antić Aranđelović, Lana

(Faculty Of Civil Engineering, University of Montenegro, 2020)

TY  - CONF
AU  - Janković, Ksenija
AU  - Bojović, Dragan
AU  - Stojanović, Marko
AU  - Despotović, Iva
AU  - Antić Aranđelović, Lana
PY  - 2020
UR  - http://rims.institutims.rs/handle/123456789/882
AB  - The possibility of using tailings from the iron mine (IOT) in the production of concrete elements for the pedestrian areas is shown in this paper. To determine the impact of the amount of tailings on the compressive strength of concrete, samples with varying percentage of replacement of aggregate fractions were made. Based on the testing results it was assumed that it is possible to produce the concrete elements with tailings from iron mine as concrete component. The results show that partial replacing natural aggregate with IOT produces concrete elements which meet the requirements of EN 1338.
PB  - Faculty Of Civil Engineering, University of Montenegro
C3  - GNP 2020, Civil Engineering – Science and Practice, International Conference, Kolašin, Montenegro
T1  - Use of iron ore tailings for production of concrete paving blocks
EP  - 556
SP  - 551
ER  - 
@conference{
author = "Janković, Ksenija and Bojović, Dragan and Stojanović, Marko and Despotović, Iva and Antić Aranđelović, Lana",
year = "2020",
abstract = "The possibility of using tailings from the iron mine (IOT) in the production of concrete elements for the pedestrian areas is shown in this paper. To determine the impact of the amount of tailings on the compressive strength of concrete, samples with varying percentage of replacement of aggregate fractions were made. Based on the testing results it was assumed that it is possible to produce the concrete elements with tailings from iron mine as concrete component. The results show that partial replacing natural aggregate with IOT produces concrete elements which meet the requirements of EN 1338.",
publisher = "Faculty Of Civil Engineering, University of Montenegro",
journal = "GNP 2020, Civil Engineering – Science and Practice, International Conference, Kolašin, Montenegro",
title = "Use of iron ore tailings for production of concrete paving blocks",
pages = "556-551"
}
Janković, K., Bojović, D., Stojanović, M., Despotović, I.,& Antić Aranđelović, L.. (2020). Use of iron ore tailings for production of concrete paving blocks. in GNP 2020, Civil Engineering – Science and Practice, International Conference, Kolašin, Montenegro
Faculty Of Civil Engineering, University of Montenegro., 551-556.
Janković K, Bojović D, Stojanović M, Despotović I, Antić Aranđelović L. Use of iron ore tailings for production of concrete paving blocks. in GNP 2020, Civil Engineering – Science and Practice, International Conference, Kolašin, Montenegro. 2020;:551-556..
Janković, Ksenija, Bojović, Dragan, Stojanović, Marko, Despotović, Iva, Antić Aranđelović, Lana, "Use of iron ore tailings for production of concrete paving blocks" in GNP 2020, Civil Engineering – Science and Practice, International Conference, Kolašin, Montenegro (2020):551-556.

Numerički proračun karakteristika betona za atenuaciju jonizujućeg zračenja

Stanković, Srboljub; Janković, Ksenija; Despotović, Iva

(2019)

TY  - CONF
AU  - Stanković, Srboljub
AU  - Janković, Ksenija
AU  - Despotović, Iva
PY  - 2019
UR  - http://rims.institutims.rs/handle/123456789/652
AB  - U ovom radu se prikazuje metod numeričkog proračuna totalnog masenog atenuacionog koeficijenta kao jednog od osnovnih radijacionih karakteristika materijala od kojih se proizvode betoni za specijalnu namenu. Primenom softvera XCOM urađeni su numerički proračuni, a potom su upoređeni rezultati između vrednosti masenog atenuacionog koeficijenta za izabrani tip betona sa baritom, za betone koji su kombinacija čelika sa magnetitom i čelika sa limonitom, kao i za UHPC beton sa baritom i nanosilikom.
C3  - ZBORNIK RADOVA 7. MEĐUNARODNE KONFERENCIJE SAVREMENA DOSTIGNUĆA U GRAĐEVINARSTVU
T1  - Numerički proračun karakteristika betona za atenuaciju jonizujućeg zračenja
EP  - 460
SP  - 455
DO  - 10.14415/konferencijagfs2019.040
ER  - 
@conference{
author = "Stanković, Srboljub and Janković, Ksenija and Despotović, Iva",
year = "2019",
abstract = "U ovom radu se prikazuje metod numeričkog proračuna totalnog masenog atenuacionog koeficijenta kao jednog od osnovnih radijacionih karakteristika materijala od kojih se proizvode betoni za specijalnu namenu. Primenom softvera XCOM urađeni su numerički proračuni, a potom su upoređeni rezultati između vrednosti masenog atenuacionog koeficijenta za izabrani tip betona sa baritom, za betone koji su kombinacija čelika sa magnetitom i čelika sa limonitom, kao i za UHPC beton sa baritom i nanosilikom.",
journal = "ZBORNIK RADOVA 7. MEĐUNARODNE KONFERENCIJE SAVREMENA DOSTIGNUĆA U GRAĐEVINARSTVU",
title = "Numerički proračun karakteristika betona za atenuaciju jonizujućeg zračenja",
pages = "460-455",
doi = "10.14415/konferencijagfs2019.040"
}
Stanković, S., Janković, K.,& Despotović, I.. (2019). Numerički proračun karakteristika betona za atenuaciju jonizujućeg zračenja. in ZBORNIK RADOVA 7. MEĐUNARODNE KONFERENCIJE SAVREMENA DOSTIGNUĆA U GRAĐEVINARSTVU, 455-460.
https://doi.org/10.14415/konferencijagfs2019.040
Stanković S, Janković K, Despotović I. Numerički proračun karakteristika betona za atenuaciju jonizujućeg zračenja. in ZBORNIK RADOVA 7. MEĐUNARODNE KONFERENCIJE SAVREMENA DOSTIGNUĆA U GRAĐEVINARSTVU. 2019;:455-460.
doi:10.14415/konferencijagfs2019.040 .
Stanković, Srboljub, Janković, Ksenija, Despotović, Iva, "Numerički proračun karakteristika betona za atenuaciju jonizujućeg zračenja" in ZBORNIK RADOVA 7. MEĐUNARODNE KONFERENCIJE SAVREMENA DOSTIGNUĆA U GRAĐEVINARSTVU (2019):455-460,
https://doi.org/10.14415/konferencijagfs2019.040 . .

Concrete shrinkage mechanism and examples of concrete with different recycled aggregates

Despotović, Iva; Janković, Ksenija

(University of Structural Engineering and Architecture (VSU) "Luben Karavelov" Sofia, Bulgaria, 2016)

TY  - CONF
AU  - Despotović, Iva
AU  - Janković, Ksenija
PY  - 2016
UR  - http://rims.institutims.rs/handle/123456789/881
AB  - Concrete shrinkage is reduction of its volume which is caused by hydration of cement and loss of moisture, independently of the external load. Aggregate can be considered inert in terms of volume changes, so concrete shrinkage is related only to cement paste shrinkage. Extent of shrinkage depends on the quantity and type of cement, water-cement factor, granulometric composition, type of the aggregate, strength of concrete, thermo-hygrometric conditions of the environment, wind velocity, etc. The paper presents two examples: the results of shrinkage of self-compacting concrete with recycled aggregate of crushed concrete and the results of shrinkage of vibrated concrete with recycled brick.
PB  - University of Structural Engineering and Architecture (VSU) "Luben Karavelov" Sofia, Bulgaria
C3  - XVI International Scientific Conference VSU, Sofia
T1  - Concrete shrinkage mechanism and examples of concrete with different recycled aggregates
EP  - 404
SP  - 399
ER  - 
@conference{
author = "Despotović, Iva and Janković, Ksenija",
year = "2016",
abstract = "Concrete shrinkage is reduction of its volume which is caused by hydration of cement and loss of moisture, independently of the external load. Aggregate can be considered inert in terms of volume changes, so concrete shrinkage is related only to cement paste shrinkage. Extent of shrinkage depends on the quantity and type of cement, water-cement factor, granulometric composition, type of the aggregate, strength of concrete, thermo-hygrometric conditions of the environment, wind velocity, etc. The paper presents two examples: the results of shrinkage of self-compacting concrete with recycled aggregate of crushed concrete and the results of shrinkage of vibrated concrete with recycled brick.",
publisher = "University of Structural Engineering and Architecture (VSU) "Luben Karavelov" Sofia, Bulgaria",
journal = "XVI International Scientific Conference VSU, Sofia",
title = "Concrete shrinkage mechanism and examples of concrete with different recycled aggregates",
pages = "404-399"
}
Despotović, I.,& Janković, K.. (2016). Concrete shrinkage mechanism and examples of concrete with different recycled aggregates. in XVI International Scientific Conference VSU, Sofia
University of Structural Engineering and Architecture (VSU) "Luben Karavelov" Sofia, Bulgaria., 399-404.
Despotović I, Janković K. Concrete shrinkage mechanism and examples of concrete with different recycled aggregates. in XVI International Scientific Conference VSU, Sofia. 2016;:399-404..
Despotović, Iva, Janković, Ksenija, "Concrete shrinkage mechanism and examples of concrete with different recycled aggregates" in XVI International Scientific Conference VSU, Sofia (2016):399-404.