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Publikacije (45111)

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Emina Kadric, Z. Sarić

Cheesemaking is one of the most complex technologies in dairy and cheese science as a product of this art enjoys a special status among dairy products thanks to its high-value ingredients. Facts about rich cheese culture and tradition affect the modern consumer society, occupied by brands and consumers, as a result, are no longer satisfied only with good products. Thus, cheese is ideal product for modern consumers. Upon this the idea of joining cheese and traditional Bosnian product - the prune was born. In this research the experimental preparation of thermally - acidic coagulating cheese with the addition of prune is presented with the assumption that this cheese is acceptable for consumers. The cheese was tested for chemical composition and the quality parameters and it is shown that the quality parameter values correspond to heat-acid coagulating cheese type. In order to examine the shelf life of the product cheese was stored for 5 and 10 days and the changes of that samples occurred were noted. As a fundamental part of the research to determine the acceptability of the product sensory analysis was performed and the research showed that the experimental product was 95% acceptable by consumers and 100% acceptable by panel of expert evaluators. The cheese cannot be stored for a long time and it is proper to be consumed in a fresh state.

D. Rutz, J. Worm, C. Doczekal, A. Kazagić, N. Duić, N. Markovska, I. Batas-Bjelic, Rok Sunko et al.

Many traditional heating systems which are based on fossils face challenges such as lack of investment or unfavorable price regulations, low technical performance, environmental impacts and negative consumer perceptions. The CoolHeating project which is, funded by the EU?s Horizon 2020 programme and presented in this paper promotes the implementation of small modular renewable heating and cooling grids for communities in South-Eastern Europe. Core project activities bincluded measures to stimulate the interest of communities and citizens to set-up renewable district heating systems in five target communities in Slovenia, Croatia, Bosnia and Herzegovina, Serbia, and North Macedonia up to the investment stage. Single criteria and multi-criteria assessment approaches, considering economic, environmental and social indicators of the targeted projects, have been applied in this work in order to investigate opportunities for the sustainable transition of the heating and cooling sectors of the target communities of Southeast Europe. Both approaches confirm the feasibilities of the transition from traditional to renewable energy-based heating systems for each target community in the countries of South-Eastern Europe. After simulation and replication of the results, the sustainability analysis indicatively shows that the transitions from traditional fossil-based, poor-maintained, and difficult-to-manage heating systems towards renewable district heating and cooling systems in Southeast Europe are sustainable solutions. Having in mind the modularity of such systems, those solutions can be replicated in other Southeast European cities and other countries.

D. Rutz, R. Janssen, J. Worm, C. Doczekal, R. Zweiler, Tomislav Pukšec, N. Duić, B. Doračić et al.

R. Mergner, D. Rutz, R. Janßen, C. Winterscheid, V. Lukoševičius, E. Cepulis, A. Danulevič, A. Kazagić et al.

Dragan Gligorić, Biljana Gojković

The global economic crisis has not spared the countries of the Western Balkans. The ensuing recession, characterized by a decline in economic activity, a decline in consumption and an increase in unemployment, went hand in hand with drops in public revenues. This in turn resulted in budget imbalances that manifested in structural budget deficits and higher public debt. Fiscal consolidation was deemed necessary across the board. In this process, certain fiscal policy elements varied among countries. The structure of public revenues and public expenditures changed. The question is whether the fiscal consolidation was successful and to what extent. Dynamic panel analysis using PMG estimator in six Western Balkan Countries for the period 2004-2016 has shown that fiscal consolidation has positive impact on economic growth in this region. So, Western Balkan Countries have to conduct responsible public finances in order to encourage economic growth.

M. Jovanović, V. Bakic, Biljana Vucicevic, Valentina Turanjanin

The district heating system in Serbia, with an installed capacity of 6600 MW, currently supplies 58 towns with thermal energy. As a candidate country for accession to the European Union, Serbia faces the obligation to reduce the level of its GHG emissions as part of environmental reforms. This paper presents a basic scenario and three alternatives for final energy consumption in the district heating sector for the years 2015, 2020, and 2025. It is suggested that demand for heating will increase 10% up to 2020 and by 15% up to 2025, in relation to 2015 levels, while the share of each energy carrier will not change. Changing the structure of energy sources for heat supply assumes a decrease in the share of coal and liquid fuel, and increases in the use of biomass and natural gas. The results obtained were compared to the General Index of Sustainability which is a measure of the complexity of the proposed energy scenario. The paper considers the formation of related energy indicators as quantitative tools for the analysis of changes. It also proposes a methodology for multi-criteria analysis in the sustainability assessment of complex energy systems based on the stochastic evaluation of criteria (sets of indicators and sub-indicators). In this way, the results of the multi-criteria assessment can help in the decision-making process in cases where economic, social and ecological criteria are considered to be influential.

D. Manić, Mirko S. Komatina, Biljana Vucicevic, M. Jovanović

Energy certification of buildings in Serbia was introduced in 2011 and energy label depends on energy need for heating per unit floor area of heated space, calculated by the fully prescribed monthly quasi-steady-state method defined by ISO 13790. In the Republic of Serbia, most of families live in single-family houses built before the energy certification of buildings was introduced. Therefore, the estimation of energy performance of the existing buildings is important for labeling, and evaluation of energy saving measures and energy strategies to be implemented. This paper examines the applicability of monthly method defined by National legislation on the existing buildings stock in Serbia, by comparing it to the more accurate dynamic simulation method. Typical single-family houses are taken as a test case, since they are responsible for about 76% of energy consumption for heating. The results show that the dynamic simulation method estimates 21% to 54% higher energy need for heating, compared to the monthly method. Also, the monthly method estimates up to 13% higher savings by typical building envelope energy saving measures, compared to the dynamic simulation. This paper recommends improvement in procedures for calculation of building energy performance index to better assess energy consumption, effects of energy saving measures, and create solid background for developing and implementing of energy saving strategies.

J. Panić, M. Vraneš, Aleksandar Tot, S. Ostojić, S. Gadžurić

Maja Travar, Darko Golić, P. Kovačević, Dragan Rakanović, Vojo Vujanović

Background: Ventilator-associated pneumonia (VAP) is one of the most common hospital-acquired infections in patients hospitalized in intensive care unit (ICU). The aims of this study were to evaluate quantitative culture of bronchoalveolar lavage (BAL) in the diagnosis of VAP comparing with clinical pulmonary infection score (CPIS), and to determine positive and negative predictive values of the test. Methods: A total of 209 samples were taken from the patients hospitalized in ICU with clinical suspicion on VAP, along with the CPIS. As the cut-off value of test, quantity of 104 colony-forming unit (CFU)/mL was taken, according to Centers for Disease Control and Prevention (CDC) recommendations. Results: Positive culture has been found in 142 patients (68%). The most common isolates were Acinetobacter baumanii in 49 (34.5%) patients, Klebisella pneumoniae in 31 (21.8%), Pseudomonas aeruginosa in 14 (9.9%), Staphylococcus aureus in eight (5.6%), Serratia marcensens in seven (4.9%), Escherichia coli in four (2.8%), other Enterobacteriaceae in five (3.5%), Pseudomonas spp in three (2.2%), Candida albicans in two (1.4%), and mixed infection in 19 patients (13.4%). In our study, sensitivity of the quantitative culture of BAL was 91%, specificity was 70%, positive predictive value was 80% and negative predictive value was 85%. Conclusions: Quantitative culture of BAL can be useful in VAP diagnosis in patients hospitalized in the ICU, helping in the discrimination between colonization and the infection.

Ivana Kavelj, Luka Novosel, Karolina Bolanča, N. Babić, D. Zadravec

Poster: "ECR 2019 / C-3564 / MRI of uterine fibroids: what interventional radiologist expect us to report before and after uterine fibroid embolization" by: "I. Kavelj, L. Novosel, K. Bolanca, N. BABIC, D. Zadravec; Zagreb/HR"

Ivana Kavelj, Karolina Bolanča, Domagoj Marjan, N. Babić, D. Zadravec

Poster: "ECR 2019 / C-3756 / How can we improve prostate cancer detection on MRI – technical, clinical and imaging considerations" by: "I. Kavelj, K. Bolanca, D. Marjan, N. BABIC, D. Zadravec; Zagreb/HR"

Dragan Piljic, M. Tabaković, A. C., Dilista Piljić, N. Sehic, Tarik Bakalovic, A. Skakić, Mirza Tokic et al.

A 78-year old man with a medical history of smoking, hyperlipidemia and hypertension was admitted to our department with ruptured abdominal aortic aneurysm (AAA) diagnosed by ultrasonography of the abdomen. The blood pressure was 60/20 mm Hg. An emergent computed tomography scan of the abdomen revealed a rupture of a giant infrarenal AAA of 16 cm in diameter with extensive intraluminal thrombus, evidence of rupture and large intraabdominal hematoma. The patient underwent a successful open surgical repair with placement of a Dacron tube graft 18 mm. The patient was transferred to the intensive care unit following successful surgical repair. Patient was transferred to the Department of cardiovascular surgery on postoperative day 2. Postoperative recovery resulted in hospital discharge at postoperative day 12.

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