Pavlović, Ljubica

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  • Pavlović, Ljubica (7)
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Author's Bibliography

High-temperature concrete binders based on fly ash

Terzić, Anja; Radojević, Zagorka; Milicić, Ljiljana; Pavlović, Ljubica; Stojanović, Jovica

(2013)

TY  - JOUR
AU  - Terzić, Anja
AU  - Radojević, Zagorka
AU  - Milicić, Ljiljana
AU  - Pavlović, Ljubica
AU  - Stojanović, Jovica
PY  - 2013
UR  - https://ritnms.itnms.ac.rs/handle/123456789/280
AB  - High-temperature concrete binders in which fly ash, as environmentally harmful secondary raw material, is combined with masonry and refractory cement is a new option for reapplication of this coal combustion by-product. In this study, the design of the bonding agents was based on the fly ash from lignite coal combustion process and two types of cement: Portland cement and aluminate cement. Fly ash was applied without any further mechanical or thermal treatment. Mechanical properties of the binders were investigated and subsequently correlated with changes which occurred in the phase composition and microstructure of the agents. Scanning electron microscopy was used in investigation of microstructural changes caused by temperature. X-ray diffraction method was used in monitoring of the mineral phase changes also induced by increasing temperature. The investigations conducted on the bonding agents highlighted presence of good refractory properties and temperature-resistance, and also showed high values of compressive strength. The investigated bonding agents, thus, can be applied in refractory concretes, but also in various types of thermo-insulations.
T2  - Revista Romana de Materiale/ Romanian Journal of Materials
T1  - High-temperature concrete binders based on fly ash
EP  - 275
IS  - 3
SP  - 269
VL  - 43
UR  - https://hdl.handle.net/21.15107/rcub_rims_203
UR  - conv_1056
ER  - 
@article{
author = "Terzić, Anja and Radojević, Zagorka and Milicić, Ljiljana and Pavlović, Ljubica and Stojanović, Jovica",
year = "2013",
abstract = "High-temperature concrete binders in which fly ash, as environmentally harmful secondary raw material, is combined with masonry and refractory cement is a new option for reapplication of this coal combustion by-product. In this study, the design of the bonding agents was based on the fly ash from lignite coal combustion process and two types of cement: Portland cement and aluminate cement. Fly ash was applied without any further mechanical or thermal treatment. Mechanical properties of the binders were investigated and subsequently correlated with changes which occurred in the phase composition and microstructure of the agents. Scanning electron microscopy was used in investigation of microstructural changes caused by temperature. X-ray diffraction method was used in monitoring of the mineral phase changes also induced by increasing temperature. The investigations conducted on the bonding agents highlighted presence of good refractory properties and temperature-resistance, and also showed high values of compressive strength. The investigated bonding agents, thus, can be applied in refractory concretes, but also in various types of thermo-insulations.",
journal = "Revista Romana de Materiale/ Romanian Journal of Materials",
title = "High-temperature concrete binders based on fly ash",
pages = "275-269",
number = "3",
volume = "43",
url = "https://hdl.handle.net/21.15107/rcub_rims_203, conv_1056"
}
Terzić, A., Radojević, Z., Milicić, L., Pavlović, L.,& Stojanović, J.. (2013). High-temperature concrete binders based on fly ash. in Revista Romana de Materiale/ Romanian Journal of Materials, 43(3), 269-275.
https://hdl.handle.net/21.15107/rcub_rims_203
Terzić A, Radojević Z, Milicić L, Pavlović L, Stojanović J. High-temperature concrete binders based on fly ash. in Revista Romana de Materiale/ Romanian Journal of Materials. 2013;43(3):269-275.
https://hdl.handle.net/21.15107/rcub_rims_203 .
Terzić, Anja, Radojević, Zagorka, Milicić, Ljiljana, Pavlović, Ljubica, Stojanović, Jovica, "High-temperature concrete binders based on fly ash" in Revista Romana de Materiale/ Romanian Journal of Materials, 43, no. 3 (2013):269-275,
https://hdl.handle.net/21.15107/rcub_rims_203 .
3
3

Synthesis and sintering of high-temperature composites based on mechanically activated fly ash

Terzić, Anja; Pavlović, Ljubica; Obradović, Nina; Pavlović, Vladimir; Stojanović, Jovica; Milicić, Ljiljana; Radojević, Zagorka; Ristić, M.M.

(Međunarodni Institut za nauku o sinterovanju, Beograd, 2012)

TY  - JOUR
AU  - Terzić, Anja
AU  - Pavlović, Ljubica
AU  - Obradović, Nina
AU  - Pavlović, Vladimir
AU  - Stojanović, Jovica
AU  - Milicić, Ljiljana
AU  - Radojević, Zagorka
AU  - Ristić, M.M.
PY  - 2012
UR  - https://ritnms.itnms.ac.rs/handle/123456789/226
AB  - Količina letećeg pepela koji se proizvodi i koja će biti proizvedena u godinama koje dolaze zahteva razvoj novih metoda recikliranja u kojima će biti upotrebljene značajne količine ovog otpadnog materijala. Mogućnost visoko-temperaturne aplikacije (termoizolacioni i vatrostalni materijali) ukazuje na novu mogućnost za primenu letećeg pepela. Za takvu primenu leteći pepeo mora da zadovolji visoke mehaničke i termičke kriterijume. Jedan od načina da se to postigne je mehanička aktivacija letećeg pepela. U ovom radu prikazani su rezultati mehaničke aktivacije pepela iz dve različite termo-elektrane pomoću planetarnog mlina. Aktivirani pepeli su mešani sa dva veziva: portland cementom i visoko-aluminatnim cementom. Akcenat je na analizi fizičko-hemijskih svojstava i mineroloških faza zbog promena koje se dešavaju u kompozitima usled mehaničke aktivacije pepela i sinterovanja. Makro svojstva kompozita su povezana sa mikrostrukturom ispitivanom pomoću SEM analize i Rendgenske difrakcije. Termijska stabilnost kristalnih faza ispitivana je pomoću DTA. Akcenat je na utvrđivanju korelacija između mehaničke aktivacije letećeg pepela i mikrostrukture kompozita na jednoj i svojstava sinterovanog kompozita na drugoj strani.
AB  - Amount of fly ash which is and yet to be generated in the coming years highlights the necessity of developing new methods of the recycling where this waste can be reused in significant quantity. A new possibility for fly ash utilization is in high-temperature application (thermal insulators or/and refractory material products). As such, fly ash has to adequately answer the mechanical and thermal stability criteria. One of the ways of achieving it is by applying mechanical activation procedure on fly ash. In present study, fly ashes from two different power plants were mechanically activated in a planetary ball mill. Mechanically treated fly ashes were cemented with two different binders: standard Portland cement and high-aluminates cement. Physico-chemical analysis and investigation of mineralogical components of composites are emphasized, due to the changes occurred in fly ash during mechanical activation and sintering of composites. Macro-performance of the composites was correlated to the microstructure of fly ash studied by means of XRD and SEM analysis. Thermal stability of crystalline phases was investigated with DTA. Highlight was placed on determination of relationship between mechanically activated fly ash and obtained composites microstructure on one side and behavior of sintered composites on the other side.
PB  - Međunarodni Institut za nauku o sinterovanju, Beograd
T2  - Science of Sintering
T1  - Synthesis and sintering of high-temperature composites based on mechanically activated fly ash
EP  - 146
IS  - 2
SP  - 135
VL  - 44
DO  - 10.2298/SOS1202135T
UR  - conv_654
ER  - 
@article{
author = "Terzić, Anja and Pavlović, Ljubica and Obradović, Nina and Pavlović, Vladimir and Stojanović, Jovica and Milicić, Ljiljana and Radojević, Zagorka and Ristić, M.M.",
year = "2012",
abstract = "Količina letećeg pepela koji se proizvodi i koja će biti proizvedena u godinama koje dolaze zahteva razvoj novih metoda recikliranja u kojima će biti upotrebljene značajne količine ovog otpadnog materijala. Mogućnost visoko-temperaturne aplikacije (termoizolacioni i vatrostalni materijali) ukazuje na novu mogućnost za primenu letećeg pepela. Za takvu primenu leteći pepeo mora da zadovolji visoke mehaničke i termičke kriterijume. Jedan od načina da se to postigne je mehanička aktivacija letećeg pepela. U ovom radu prikazani su rezultati mehaničke aktivacije pepela iz dve različite termo-elektrane pomoću planetarnog mlina. Aktivirani pepeli su mešani sa dva veziva: portland cementom i visoko-aluminatnim cementom. Akcenat je na analizi fizičko-hemijskih svojstava i mineroloških faza zbog promena koje se dešavaju u kompozitima usled mehaničke aktivacije pepela i sinterovanja. Makro svojstva kompozita su povezana sa mikrostrukturom ispitivanom pomoću SEM analize i Rendgenske difrakcije. Termijska stabilnost kristalnih faza ispitivana je pomoću DTA. Akcenat je na utvrđivanju korelacija između mehaničke aktivacije letećeg pepela i mikrostrukture kompozita na jednoj i svojstava sinterovanog kompozita na drugoj strani., Amount of fly ash which is and yet to be generated in the coming years highlights the necessity of developing new methods of the recycling where this waste can be reused in significant quantity. A new possibility for fly ash utilization is in high-temperature application (thermal insulators or/and refractory material products). As such, fly ash has to adequately answer the mechanical and thermal stability criteria. One of the ways of achieving it is by applying mechanical activation procedure on fly ash. In present study, fly ashes from two different power plants were mechanically activated in a planetary ball mill. Mechanically treated fly ashes were cemented with two different binders: standard Portland cement and high-aluminates cement. Physico-chemical analysis and investigation of mineralogical components of composites are emphasized, due to the changes occurred in fly ash during mechanical activation and sintering of composites. Macro-performance of the composites was correlated to the microstructure of fly ash studied by means of XRD and SEM analysis. Thermal stability of crystalline phases was investigated with DTA. Highlight was placed on determination of relationship between mechanically activated fly ash and obtained composites microstructure on one side and behavior of sintered composites on the other side.",
publisher = "Međunarodni Institut za nauku o sinterovanju, Beograd",
journal = "Science of Sintering",
title = "Synthesis and sintering of high-temperature composites based on mechanically activated fly ash",
pages = "146-135",
number = "2",
volume = "44",
doi = "10.2298/SOS1202135T",
url = "conv_654"
}
Terzić, A., Pavlović, L., Obradović, N., Pavlović, V., Stojanović, J., Milicić, L., Radojević, Z.,& Ristić, M.M.. (2012). Synthesis and sintering of high-temperature composites based on mechanically activated fly ash. in Science of Sintering
Međunarodni Institut za nauku o sinterovanju, Beograd., 44(2), 135-146.
https://doi.org/10.2298/SOS1202135T
conv_654
Terzić A, Pavlović L, Obradović N, Pavlović V, Stojanović J, Milicić L, Radojević Z, Ristić M. Synthesis and sintering of high-temperature composites based on mechanically activated fly ash. in Science of Sintering. 2012;44(2):135-146.
doi:10.2298/SOS1202135T
conv_654 .
Terzić, Anja, Pavlović, Ljubica, Obradović, Nina, Pavlović, Vladimir, Stojanović, Jovica, Milicić, Ljiljana, Radojević, Zagorka, Ristić, M.M., "Synthesis and sintering of high-temperature composites based on mechanically activated fly ash" in Science of Sintering, 44, no. 2 (2012):135-146,
https://doi.org/10.2298/SOS1202135T .,
conv_654 .
11
11
15

Veza između mikrostrukture, faznog sastava i mehaničkih svojstava termo-izolacionih veziva na bazi otpadnog materijala

Terzić, Anja; Pavlović, Ljubica; Stojanović, Jovica; Radojević, Zagorka

(Univerzitet u Nišu, Niš, 2012)

TY  - JOUR
AU  - Terzić, Anja
AU  - Pavlović, Ljubica
AU  - Stojanović, Jovica
AU  - Radojević, Zagorka
PY  - 2012
UR  - https://ritnms.itnms.ac.rs/handle/123456789/224
AB  - Konstrukcioni kompoziti - termo-izolaciona i/ili visoko-temperaturna veziva u kojima je leteći pepeo, kao potencijalno štetna materija za okolinu, kombinovan sa običnim i vatrostalnim cementom predstavlja jednu sasvim novu mogućnost za reaplikaciju ovog otpadnog materijala. U ovoj studiji, ispitivana su veziva spravljena na bazi dve vrste letećeg pepela dobijenog procesom sagorevanja uglja i dve vrste cementa - obični Portland cement i visoko-aluminatni cement. Promena u mineralnom sastavu kompozita uslovljena povećanjem temperature je analizirana pomoću XRD metode. Mikrostrukturne promene ispitivanih kompozita su utvrđene na osnovu rezultata skening-elektronske mikroskopije (SEM). Makro performanse - mehanička svojstva ispitivanih veziva su povezana sa promenama koje se dešavaju u mikrostrukturi materijala. Ispitivana veziva imaju odlične vrednosti pritisne čvrsoće, a SEM i XRD analiza je ukazala i na potencijalno dobra termo-izolaciona i vatrostalna svojstva ovih materijala.
AB  - Building composites - thermo-insulating and/or high-temperature resistant bonding agents in which fly ash, as potentially environmentally harmful waste material, is combined with ordinary and refractory cement is new option for reapplication of this waste material. In this study, investigated bonding agents were based on two types of fly ashes from coal combustion process and cements - ordinary Portland cement and highaluminate cement. Change of mineral phase composition of the composites with increasing temperature was analyzed by means of XRD method. Microstructural changes within investigated composites were investigated by means of scanning electron microscopy (SEM). Macro-performance - mechanical properties of the investigated bonding agents was finally correlated with its microstructure. The investigated bonding agents showed excellent compressive strength, while SEM and XRD analysis indicated its valuable refractory and thermo-insulation properties.
PB  - Univerzitet u Nišu, Niš
T2  - Facta universitatis - series: Architecture and Civil Engineering
T1  - Veza između mikrostrukture, faznog sastava i mehaničkih svojstava termo-izolacionih veziva na bazi otpadnog materijala
T1  - Correlation between microstructure, phase composition and mechanical properties of thermo-insulation bonding agents based on waste material
EP  - 258
IS  - 3
SP  - 245
VL  - 10
DO  - 10.2298/FUACE1203245T
UR  - conv_261
ER  - 
@article{
author = "Terzić, Anja and Pavlović, Ljubica and Stojanović, Jovica and Radojević, Zagorka",
year = "2012",
abstract = "Konstrukcioni kompoziti - termo-izolaciona i/ili visoko-temperaturna veziva u kojima je leteći pepeo, kao potencijalno štetna materija za okolinu, kombinovan sa običnim i vatrostalnim cementom predstavlja jednu sasvim novu mogućnost za reaplikaciju ovog otpadnog materijala. U ovoj studiji, ispitivana su veziva spravljena na bazi dve vrste letećeg pepela dobijenog procesom sagorevanja uglja i dve vrste cementa - obični Portland cement i visoko-aluminatni cement. Promena u mineralnom sastavu kompozita uslovljena povećanjem temperature je analizirana pomoću XRD metode. Mikrostrukturne promene ispitivanih kompozita su utvrđene na osnovu rezultata skening-elektronske mikroskopije (SEM). Makro performanse - mehanička svojstva ispitivanih veziva su povezana sa promenama koje se dešavaju u mikrostrukturi materijala. Ispitivana veziva imaju odlične vrednosti pritisne čvrsoće, a SEM i XRD analiza je ukazala i na potencijalno dobra termo-izolaciona i vatrostalna svojstva ovih materijala., Building composites - thermo-insulating and/or high-temperature resistant bonding agents in which fly ash, as potentially environmentally harmful waste material, is combined with ordinary and refractory cement is new option for reapplication of this waste material. In this study, investigated bonding agents were based on two types of fly ashes from coal combustion process and cements - ordinary Portland cement and highaluminate cement. Change of mineral phase composition of the composites with increasing temperature was analyzed by means of XRD method. Microstructural changes within investigated composites were investigated by means of scanning electron microscopy (SEM). Macro-performance - mechanical properties of the investigated bonding agents was finally correlated with its microstructure. The investigated bonding agents showed excellent compressive strength, while SEM and XRD analysis indicated its valuable refractory and thermo-insulation properties.",
publisher = "Univerzitet u Nišu, Niš",
journal = "Facta universitatis - series: Architecture and Civil Engineering",
title = "Veza između mikrostrukture, faznog sastava i mehaničkih svojstava termo-izolacionih veziva na bazi otpadnog materijala, Correlation between microstructure, phase composition and mechanical properties of thermo-insulation bonding agents based on waste material",
pages = "258-245",
number = "3",
volume = "10",
doi = "10.2298/FUACE1203245T",
url = "conv_261"
}
Terzić, A., Pavlović, L., Stojanović, J.,& Radojević, Z.. (2012). Veza između mikrostrukture, faznog sastava i mehaničkih svojstava termo-izolacionih veziva na bazi otpadnog materijala. in Facta universitatis - series: Architecture and Civil Engineering
Univerzitet u Nišu, Niš., 10(3), 245-258.
https://doi.org/10.2298/FUACE1203245T
conv_261
Terzić A, Pavlović L, Stojanović J, Radojević Z. Veza između mikrostrukture, faznog sastava i mehaničkih svojstava termo-izolacionih veziva na bazi otpadnog materijala. in Facta universitatis - series: Architecture and Civil Engineering. 2012;10(3):245-258.
doi:10.2298/FUACE1203245T
conv_261 .
Terzić, Anja, Pavlović, Ljubica, Stojanović, Jovica, Radojević, Zagorka, "Veza između mikrostrukture, faznog sastava i mehaničkih svojstava termo-izolacionih veziva na bazi otpadnog materijala" in Facta universitatis - series: Architecture and Civil Engineering, 10, no. 3 (2012):245-258,
https://doi.org/10.2298/FUACE1203245T .,
conv_261 .

Uticaj aktivacije i vremena relaksacije na sintezu kordijeritne keramike

Đorđević, Nataša; Pavlović, Ljubica

(Srpsko hemijsko društvo, Beograd, 2006)

TY  - JOUR
AU  - Đorđević, Nataša
AU  - Pavlović, Ljubica
PY  - 2006
UR  - https://ritnms.itnms.ac.rs/handle/123456789/100
AB  - Kordijerit, 2MgO.2Al2O3 .5SiO2, zbog svojih svojstava predstavlja izuzetno atraktivan keramički materijal. U cilju sniženja temperature sinterovanja, koristi se metoda mehanohemijske aktivacije polaznih komponenti. Povećanje specifične površ ine aktiviranih polaznih komponenti je praćeno BET metodom. Ponašanje trokomponentnog sistema praćeno je metodom TG i DTA. U cilju utvrđivanja uticaja vremena relaksacije na polaznu kordijeritnu smešu izvršena je FTIR analiza pojedinačnih polaznih komponenti, kao i mehanohemijski aktivirane kordijeritne smeše nakon 24 sata i 24 meseca od trenutka aktivacije.
AB  - Due to its properties, cordierite, 2MgO.2Al2O3 .5SiO2, is nowadays an attractive ceramic material for various applications. Mechanochemical activation of the initial components was used in order to decrease the sintering temperature. Changes in the specific surface area of the activated components were determined by the BET method. The TG and DTA methods were used to monitor the temperature induced changes in the analyzed three-component system. The influence of the relaxation time on the activated components was analyzed by FTIR spectroscopy of both the initial components and the activated mixture after 24 h and 24 months relaxation periods.
PB  - Srpsko hemijsko društvo, Beograd
T2  - Journal of the Serbian Chemical Society
T1  - Uticaj aktivacije i vremena relaksacije na sintezu kordijeritne keramike
T1  - The influence of activation and relaxation time on the synthesis of cordierite ceramics
EP  - 301
IS  - 3
SP  - 293
VL  - 71
DO  - 10.2298/JSC0603293D
UR  - conv_513
ER  - 
@article{
author = "Đorđević, Nataša and Pavlović, Ljubica",
year = "2006",
abstract = "Kordijerit, 2MgO.2Al2O3 .5SiO2, zbog svojih svojstava predstavlja izuzetno atraktivan keramički materijal. U cilju sniženja temperature sinterovanja, koristi se metoda mehanohemijske aktivacije polaznih komponenti. Povećanje specifične površ ine aktiviranih polaznih komponenti je praćeno BET metodom. Ponašanje trokomponentnog sistema praćeno je metodom TG i DTA. U cilju utvrđivanja uticaja vremena relaksacije na polaznu kordijeritnu smešu izvršena je FTIR analiza pojedinačnih polaznih komponenti, kao i mehanohemijski aktivirane kordijeritne smeše nakon 24 sata i 24 meseca od trenutka aktivacije., Due to its properties, cordierite, 2MgO.2Al2O3 .5SiO2, is nowadays an attractive ceramic material for various applications. Mechanochemical activation of the initial components was used in order to decrease the sintering temperature. Changes in the specific surface area of the activated components were determined by the BET method. The TG and DTA methods were used to monitor the temperature induced changes in the analyzed three-component system. The influence of the relaxation time on the activated components was analyzed by FTIR spectroscopy of both the initial components and the activated mixture after 24 h and 24 months relaxation periods.",
publisher = "Srpsko hemijsko društvo, Beograd",
journal = "Journal of the Serbian Chemical Society",
title = "Uticaj aktivacije i vremena relaksacije na sintezu kordijeritne keramike, The influence of activation and relaxation time on the synthesis of cordierite ceramics",
pages = "301-293",
number = "3",
volume = "71",
doi = "10.2298/JSC0603293D",
url = "conv_513"
}
Đorđević, N.,& Pavlović, L.. (2006). Uticaj aktivacije i vremena relaksacije na sintezu kordijeritne keramike. in Journal of the Serbian Chemical Society
Srpsko hemijsko društvo, Beograd., 71(3), 293-301.
https://doi.org/10.2298/JSC0603293D
conv_513
Đorđević N, Pavlović L. Uticaj aktivacije i vremena relaksacije na sintezu kordijeritne keramike. in Journal of the Serbian Chemical Society. 2006;71(3):293-301.
doi:10.2298/JSC0603293D
conv_513 .
Đorđević, Nataša, Pavlović, Ljubica, "Uticaj aktivacije i vremena relaksacije na sintezu kordijeritne keramike" in Journal of the Serbian Chemical Society, 71, no. 3 (2006):293-301,
https://doi.org/10.2298/JSC0603293D .,
conv_513 .
2
1
1

Mogućnost revalorizacije otpadnog gipsa u keramičkoj industriji u građevinarstvu i keramičkoj industriji

Radulović, Dragan; Terzić, Anja; Pavlović, Ljubica; Antanasković, Velimir

(Udruženje inženjera građevinarstva, geotehnike, arhitekture i urbanista "Izgradnja", Beograd, 2006)

TY  - JOUR
AU  - Radulović, Dragan
AU  - Terzić, Anja
AU  - Pavlović, Ljubica
AU  - Antanasković, Velimir
PY  - 2006
UR  - https://ritnms.itnms.ac.rs/handle/123456789/107
AB  - U ovom radu prikazani su rezultati ispitivanja revitalizacije sekundarnog, otpadnog gipsa i ispitivanje mogućnosti da se revitalizovanom gipsu nađe adekvatna primena kako u domenu keramičke industrije, tako i u oblasti građevinarstva. Gips koji koristi 'Industrija keramike - Mladenovac' za pravljenje kalupa je poluhidrat i veoma je fin kako u pogledu krupnoće tako i u pogledu sadržaja korisne komponente. Međutim, posle upotrebe kalupa u procesu pravljenja sanitarnih proizvoda ovaj gips sada u obliku dihidrata postaje neupotrebljiv. Pošto se gips za kalupe uvozi, osvajanjem ove tehnologije bi se isti gips mogao koristiti ponovo i na taj način bi se mogao supstituisati uvoz ove komponente. Primena revitalizovanog sekundarnog gipsa značajna je kako sa ekonomskog tako i sa ekološkog aspekta.
AB  - In this work tests results are presented of secondary refuse gypsum revitalization and tests of the possibility to find an adequate application for the revitalized gypsum, as in the domain of the ceramics industry so as well in the domain of civil engineering. Gypsum used in 'Ceramics Industry - Mladenovac' for the production of moulds is semihydrate, very fine, as concerning the thickness so as well with regard to the contents of a useful component. Meanwhile, after the use of moulds in the proceeding of fabrication of the sanitary products, this gypsum, now in the form of hydrate, becomes unusable. As gypsum for moulds is being imported, conquering this technology the same gypsum could be used again, and so the import of this component could be substituted. The application of the revitalized secondary gypsum is important as from the economic aspect, so as well from the ecologic one.
PB  - Udruženje inženjera građevinarstva, geotehnike, arhitekture i urbanista "Izgradnja", Beograd
T2  - Izgradnja
T1  - Mogućnost revalorizacije otpadnog gipsa u keramičkoj industriji u građevinarstvu i keramičkoj industriji
T1  - Possibility of refuse gypsum revalorization in ceramics industry in civil engineering and in ceramics industry
EP  - 258
IS  - 9-10
SP  - 252
VL  - 60
UR  - conv_94
ER  - 
@article{
author = "Radulović, Dragan and Terzić, Anja and Pavlović, Ljubica and Antanasković, Velimir",
year = "2006",
abstract = "U ovom radu prikazani su rezultati ispitivanja revitalizacije sekundarnog, otpadnog gipsa i ispitivanje mogućnosti da se revitalizovanom gipsu nađe adekvatna primena kako u domenu keramičke industrije, tako i u oblasti građevinarstva. Gips koji koristi 'Industrija keramike - Mladenovac' za pravljenje kalupa je poluhidrat i veoma je fin kako u pogledu krupnoće tako i u pogledu sadržaja korisne komponente. Međutim, posle upotrebe kalupa u procesu pravljenja sanitarnih proizvoda ovaj gips sada u obliku dihidrata postaje neupotrebljiv. Pošto se gips za kalupe uvozi, osvajanjem ove tehnologije bi se isti gips mogao koristiti ponovo i na taj način bi se mogao supstituisati uvoz ove komponente. Primena revitalizovanog sekundarnog gipsa značajna je kako sa ekonomskog tako i sa ekološkog aspekta., In this work tests results are presented of secondary refuse gypsum revitalization and tests of the possibility to find an adequate application for the revitalized gypsum, as in the domain of the ceramics industry so as well in the domain of civil engineering. Gypsum used in 'Ceramics Industry - Mladenovac' for the production of moulds is semihydrate, very fine, as concerning the thickness so as well with regard to the contents of a useful component. Meanwhile, after the use of moulds in the proceeding of fabrication of the sanitary products, this gypsum, now in the form of hydrate, becomes unusable. As gypsum for moulds is being imported, conquering this technology the same gypsum could be used again, and so the import of this component could be substituted. The application of the revitalized secondary gypsum is important as from the economic aspect, so as well from the ecologic one.",
publisher = "Udruženje inženjera građevinarstva, geotehnike, arhitekture i urbanista "Izgradnja", Beograd",
journal = "Izgradnja",
title = "Mogućnost revalorizacije otpadnog gipsa u keramičkoj industriji u građevinarstvu i keramičkoj industriji, Possibility of refuse gypsum revalorization in ceramics industry in civil engineering and in ceramics industry",
pages = "258-252",
number = "9-10",
volume = "60",
url = "conv_94"
}
Radulović, D., Terzić, A., Pavlović, L.,& Antanasković, V.. (2006). Mogućnost revalorizacije otpadnog gipsa u keramičkoj industriji u građevinarstvu i keramičkoj industriji. in Izgradnja
Udruženje inženjera građevinarstva, geotehnike, arhitekture i urbanista "Izgradnja", Beograd., 60(9-10), 252-258.
conv_94
Radulović D, Terzić A, Pavlović L, Antanasković V. Mogućnost revalorizacije otpadnog gipsa u keramičkoj industriji u građevinarstvu i keramičkoj industriji. in Izgradnja. 2006;60(9-10):252-258.
conv_94 .
Radulović, Dragan, Terzić, Anja, Pavlović, Ljubica, Antanasković, Velimir, "Mogućnost revalorizacije otpadnog gipsa u keramičkoj industriji u građevinarstvu i keramičkoj industriji" in Izgradnja, 60, no. 9-10 (2006):252-258,
conv_94 .

Mogućnost ponovnog korišćenja otpadnog gipsa u keramičkoj industriji u Mladenovcu

Radulović, Dragan; Jovanović, Vladimir; Lazić, Marija S.; Pavlović, Ljubica

(Savez mašinskih i elektrotehničkih inženjera i tehničara Srbije (SMEITS), Beograd, 2003)

TY  - JOUR
AU  - Radulović, Dragan
AU  - Jovanović, Vladimir
AU  - Lazić, Marija S.
AU  - Pavlović, Ljubica
PY  - 2003
UR  - https://ritnms.itnms.ac.rs/handle/123456789/45
AB  - U ovom radu je prikazan rezultat ispitivanja mogućnosti ponovne upotrebe gipsa iz keramičke industrije za pravljenje kalupa za livenje keramičke suspenzije. Gips koji Industrija keramike u Mladenovcu koristi za pravljenje kalupa je veoma fini, kako u pogledu krupnoće tako i u pogledu sadržaja korisne komponente, odnosno poluhidrata gipsa. Međutim, posle upotrebe kalupa u procesu pravljenja sanitarnih proizvoda, ovaj gips sada u obliku dihidrata postaje neupotrebljiv. Pošto se gips za kalupe uvozi, osvajanjem ove tehnologije bi se isti gips mogao koristiti ponovo i na taj način bi se mogao supstituisati uvoz ove komponente. U radu su izloženi rezultati ispitivanja polaznog i dobijenog sekundarnog gipsa.
AB  - The results of testing the re-use possibilities of gypsum in ceramical industry for making the molds for ceramic suspension casting are presented in this article. The gypsum which is used in the Ceramic Industry in Mladenovac is very fine material. It has high content of semi-hydrate gypsum. After the usage of mold in the process of manufacturing sanitary products, the gypsum in the form of di-hydrate becomes useless. The gypsum for production molds is imported but it could be used again by development of mentioned technology. This is the way for supstitution imported component. The investigation results of initial and obtained secondary gypsum are also rewieved.
PB  - Savez mašinskih i elektrotehničkih inženjera i tehničara Srbije (SMEITS), Beograd
T2  - Procesna tehnika
T1  - Mogućnost ponovnog korišćenja otpadnog gipsa u keramičkoj industriji u Mladenovcu
T1  - Re-use possibilities of waste gypsum produced in the ceramical industry in Mladenovac
EP  - 14
IS  - 4
SP  - 11
VL  - 19
UR  - conv_201
ER  - 
@article{
author = "Radulović, Dragan and Jovanović, Vladimir and Lazić, Marija S. and Pavlović, Ljubica",
year = "2003",
abstract = "U ovom radu je prikazan rezultat ispitivanja mogućnosti ponovne upotrebe gipsa iz keramičke industrije za pravljenje kalupa za livenje keramičke suspenzije. Gips koji Industrija keramike u Mladenovcu koristi za pravljenje kalupa je veoma fini, kako u pogledu krupnoće tako i u pogledu sadržaja korisne komponente, odnosno poluhidrata gipsa. Međutim, posle upotrebe kalupa u procesu pravljenja sanitarnih proizvoda, ovaj gips sada u obliku dihidrata postaje neupotrebljiv. Pošto se gips za kalupe uvozi, osvajanjem ove tehnologije bi se isti gips mogao koristiti ponovo i na taj način bi se mogao supstituisati uvoz ove komponente. U radu su izloženi rezultati ispitivanja polaznog i dobijenog sekundarnog gipsa., The results of testing the re-use possibilities of gypsum in ceramical industry for making the molds for ceramic suspension casting are presented in this article. The gypsum which is used in the Ceramic Industry in Mladenovac is very fine material. It has high content of semi-hydrate gypsum. After the usage of mold in the process of manufacturing sanitary products, the gypsum in the form of di-hydrate becomes useless. The gypsum for production molds is imported but it could be used again by development of mentioned technology. This is the way for supstitution imported component. The investigation results of initial and obtained secondary gypsum are also rewieved.",
publisher = "Savez mašinskih i elektrotehničkih inženjera i tehničara Srbije (SMEITS), Beograd",
journal = "Procesna tehnika",
title = "Mogućnost ponovnog korišćenja otpadnog gipsa u keramičkoj industriji u Mladenovcu, Re-use possibilities of waste gypsum produced in the ceramical industry in Mladenovac",
pages = "14-11",
number = "4",
volume = "19",
url = "conv_201"
}
Radulović, D., Jovanović, V., Lazić, M. S.,& Pavlović, L.. (2003). Mogućnost ponovnog korišćenja otpadnog gipsa u keramičkoj industriji u Mladenovcu. in Procesna tehnika
Savez mašinskih i elektrotehničkih inženjera i tehničara Srbije (SMEITS), Beograd., 19(4), 11-14.
conv_201
Radulović D, Jovanović V, Lazić MS, Pavlović L. Mogućnost ponovnog korišćenja otpadnog gipsa u keramičkoj industriji u Mladenovcu. in Procesna tehnika. 2003;19(4):11-14.
conv_201 .
Radulović, Dragan, Jovanović, Vladimir, Lazić, Marija S., Pavlović, Ljubica, "Mogućnost ponovnog korišćenja otpadnog gipsa u keramičkoj industriji u Mladenovcu" in Procesna tehnika, 19, no. 4 (2003):11-14,
conv_201 .

The influence of mechanical activation of starting components on kinetics of cordierite formation

Marinković, Z.V.; Nikolić, N.; Stojanović, Jovica; Pavlović, Ljubica; Ristić, M.M.

(Univerzitet u Beogradu - Tehnički fakultet u Boru, Beograd, 2001)

TY  - JOUR
AU  - Marinković, Z.V.
AU  - Nikolić, N.
AU  - Stojanović, Jovica
AU  - Pavlović, Ljubica
AU  - Ristić, M.M.
PY  - 2001
UR  - https://ritnms.itnms.ac.rs/handle/123456789/32
AB  - Mechanical activation of simple and complex powder systems is very often used as a method for modification of physico-chemical properties in technologies for obtaining advanced materials. The present work reports on investigation of cordierite formation from starting powders mixture of basic magnesium carbonate (BMC) and kaolinite. Starting powders mixture were mechanically activated in a high energy vibromill. The grinding times were 10, 20 and 40 minutes. Amorphization process of starting compounds in mixtures and phase transformations during supplementary thermal treatment were examined by X-ray powder diffraction (XRPD). Differential thermal analysis (DTA) is a convenient method for investigating chemical thermodynamics and formal kinetic descriptions of physico-chemical processes. Formal kinetic analysis of cordierite formation in non-isothermal conditions were excersited using kinetic theory in stationary point according to Kissinger and Ozawa method. Set of DTA measurements with different heating rate of 10, 15, 20 and 30 K/min were used for determining activation energy of cordierite formation from the starting amorphous material.
PB  - Univerzitet u Beogradu - Tehnički fakultet u Boru, Beograd
T2  - Journal of Mining and Metallurgy B: Metallurgy
T1  - The influence of mechanical activation of starting components on kinetics of cordierite formation
EP  - 75
IS  - 3-4
SP  - 67
VL  - 37
UR  - conv_321
ER  - 
@article{
author = "Marinković, Z.V. and Nikolić, N. and Stojanović, Jovica and Pavlović, Ljubica and Ristić, M.M.",
year = "2001",
abstract = "Mechanical activation of simple and complex powder systems is very often used as a method for modification of physico-chemical properties in technologies for obtaining advanced materials. The present work reports on investigation of cordierite formation from starting powders mixture of basic magnesium carbonate (BMC) and kaolinite. Starting powders mixture were mechanically activated in a high energy vibromill. The grinding times were 10, 20 and 40 minutes. Amorphization process of starting compounds in mixtures and phase transformations during supplementary thermal treatment were examined by X-ray powder diffraction (XRPD). Differential thermal analysis (DTA) is a convenient method for investigating chemical thermodynamics and formal kinetic descriptions of physico-chemical processes. Formal kinetic analysis of cordierite formation in non-isothermal conditions were excersited using kinetic theory in stationary point according to Kissinger and Ozawa method. Set of DTA measurements with different heating rate of 10, 15, 20 and 30 K/min were used for determining activation energy of cordierite formation from the starting amorphous material.",
publisher = "Univerzitet u Beogradu - Tehnički fakultet u Boru, Beograd",
journal = "Journal of Mining and Metallurgy B: Metallurgy",
title = "The influence of mechanical activation of starting components on kinetics of cordierite formation",
pages = "75-67",
number = "3-4",
volume = "37",
url = "conv_321"
}
Marinković, Z.V., Nikolić, N., Stojanović, J., Pavlović, L.,& Ristić, M.M.. (2001). The influence of mechanical activation of starting components on kinetics of cordierite formation. in Journal of Mining and Metallurgy B: Metallurgy
Univerzitet u Beogradu - Tehnički fakultet u Boru, Beograd., 37(3-4), 67-75.
conv_321
Marinković Z, Nikolić N, Stojanović J, Pavlović L, Ristić M. The influence of mechanical activation of starting components on kinetics of cordierite formation. in Journal of Mining and Metallurgy B: Metallurgy. 2001;37(3-4):67-75.
conv_321 .
Marinković, Z.V., Nikolić, N., Stojanović, Jovica, Pavlović, Ljubica, Ristić, M.M., "The influence of mechanical activation of starting components on kinetics of cordierite formation" in Journal of Mining and Metallurgy B: Metallurgy, 37, no. 3-4 (2001):67-75,
conv_321 .