| | SLO | ENG | Cookies and privacy

Bigger font | Smaller font

Search the digital library catalog Help

Query: search in
search in
search in
search in
* old and bologna study programme

Options:
  Reset


1 - 10 / 669
First pagePrevious page12345678910Next pageLast page
1.
Impacts of zero-emission powertrains based on hydrogen technologies in public transport
Niko Natek, Boštjan Krajnc, 2020, original scientific article

Abstract: This article reviews the development potentials and environmental impact of introducing category M3 vehicles (for passenger transport/buses) with fuel cell electric powertrains to an urban and inter-urban public transport service (PTS) to be operated in the Savinjsko-Šaleška region. The main focus is the demonstration of the PTS modelling and preliminary environmental impact assessment of the operation compared to conventional (modern) diesel-powered internal combustion engines.
Keywords: Hydrogen, Fuel Cell, Transport, Energy efficiency, Green-house gas emissions, Energy transition, Environment, Public transport service, Internal combustion Engine, CO2
Published in DKUM: 15.11.2023; Views: 72; Downloads: 4
.pdf Full text (1,66 MB)
This document has many files! More...

2.
LOGISTIKA V ZDRAVSTVENIH ZAVODIH IN VPLIV PANDEMIJE COVID-19 NA LOGISTIKO V UKC MARIBOR
Jakob Dolinšek, 2023, undergraduate thesis

Abstract: Zdravstvo je pomemben segment gospodarstva, logistične procese redko povezujemo z delovanjem zdravstvenih ustanov, zavedati pa se moramo, da logistika igra ključno vlogo pri zagotavljanju zdravstvene oskrbe. Pandemija, ki je leta 2020 prizadela celoten svet je močno pomembno vplivala na delovanje zdravstvenih ustanov in je povzročila veliko neželenih dogodkov, vključno z vplivom na logistične procese v zdravstvenih ustanovah. V diplomskem delu bomo obravnavali logistične procese v zdravstvenih zavodih in vpliv pandemije na logistične procese v zdravstvenih zavodih. Pandemija COVID-19 je močno vplivala na logistiko v zdravstvu. V diplomskem delu bomo predstavili vplive in posledice pandemije na logistiko v UKC Maribor. Osredotočili se bomo na procese, ki jih je pandemija najbolj prizadela in kjer so spremembe vidne tudi po koncu pandemije.
Keywords: COVID-19, dobavna veriga, dobavam zaloga, transport, ustanova, bolnišnica, UKC Maribor
Published in DKUM: 09.11.2023; Views: 81; Downloads: 6
.pdf Full text (1,93 MB)

3.
Trajnostni razvoj v formuli 1
Črt Plantarič, 2023, undergraduate thesis

Abstract: V diplomskem delu smo se poglobili v strategijo trajnostnega razvoja Formule 1. Tekmovanje je dolga leto bilo deležno kritik okoljevarstvenikov in je zato izdalo iniciative, s katerimi želijo zmanjšati količino emisij, ki jih ustvarijo. Ta podvig so številni obsodili kot zeleno pranje, kar pomeni zavajajoče delovanje podjetja, ki se skuša predstaviti na trgu kot trajnostno, a v resnici le malo pripomorejo pri zmanjševanju emisij. Pregledali smo iniciative Formule 1 kot so razvoj trajnostnega goriva, napajanje poslovnih prostorov z alternativnimi viri energije in prenova logističnih poti, analizirali njihov pomen za širši trg avtomobilov in preverjali kakšne posledice bi te lahko imele na količino izpuhov, ki jih Formula 1 ustvari. Ugotovili smo, da so te iniciative v večini primerov lahko zelo koristne pri zmanjševanju emisij CO2, a da ima strategija še vedno številne pomanjkljivosti, predvsem pri transparentnem poročanju o trajnostnem načrtu in njegovem napredku, prav tako pa tudi pri podpisovanju pogodb z naftnimi družbami in državami Bližnjega Vzhoda.
Keywords: trajnostni razvoj, naravno okolje, zeleno pranje, moto-šport, transport, tehnologija
Published in DKUM: 07.11.2023; Views: 95; Downloads: 9
.pdf Full text (1,98 MB)

4.
Energy analysis of hydrogen use in road transport of the Republic of Croatia
Franco Krog, Jurij Avsec, 2022, professional article

Abstract: In this paper, we will calculate the needs for hydrogen if all traffic in Croatia was driven by hydrogen. In the article, we will determine the required amount in several ways. First, we will briefly describe fuel cell cars and the extent to which the amount of exhaust gases would be reduced. We will then explain the ways of obtaining hydrogen, its transport and what the purchase costs would be. Finally, we will compare the results and draw some conclusions.
Keywords: hydrogen, hydrogen technologies, hydrogen acquisition, transport
Published in DKUM: 30.10.2023; Views: 128; Downloads: 7
.pdf Full text (832,04 KB)
This document has many files! More...

5.
Transport sector and hydrogen through the 2022 amendment of the energy statistics regulation
Klemen Deželak, Deja Jurgec, 2022, published scientific conference contribution abstract

Keywords: energy statistics, energy policies, transport sector, hydrogen
Published in DKUM: 27.10.2023; Views: 136; Downloads: 5
.pdf Full text (14,78 MB)
This document has many files! More...

6.
Energy and applicative analysis of the useof hydrogen in road transport in the Republic of Croatia
Franco Krog, Jurij Avsec, 2022, published scientific conference contribution abstract

Keywords: hydrogen, hydrogen technologies, hydrogen production, transport
Published in DKUM: 27.10.2023; Views: 66; Downloads: 4
.pdf Full text (14,78 MB)
This document has many files! More...

7.
Konstruiranje in preračun polžastega transporterja za transport pepela
Blaž Moličnik, 2023, undergraduate thesis

Abstract: V okviru diplomskega dela je bil v sodelovanju s podjetjem Eltras d.o.o. izdelan preračun polžastega transporterja za transport pepela skupaj s delavniškimi načrti. Polžasti transporter se bo uporabljal v kurilnici podjetja, kjer izdelujejo karton. Pri preračunu in konstruiranju smo upoštevati zahteve, ki nam jih je predhodno podalo podjetje za katerega je bil izdelan polžasti transporter. Izdelana je bila vsa potrebna tehnična dokumentacija za izdelavo polžastega transporterja in navodila za uporabo polžastega transporterja. Pri preračunu dejanske zmogljivosti polžastega transporterja, potrebne moči pogonskega motorja, povesa gredi polžastega transporterja smo uporabili standardni pristop in empirične enačbe. Pri konstruiranju in izdelavi tehnične dokumentacije polžastega transporterja pa smo uporabili programski paket Solidworks.
Keywords: Polžasti transporter, transport pepela, preračun in konstruiranje polžastega transporterja
Published in DKUM: 09.10.2023; Views: 62; Downloads: 10
.pdf Full text (4,58 MB)

8.
Ukrepi za izboljšanje tovornega transporta v mariborski funkcionalni urbani regiji : magistrsko delo
Gregor Salobir, 2023, master's thesis

Abstract: V magistrski nalogi je obravnavana problematika tovornega transporta v mariborski funkcionalni urbani regiji. Analizirani so najpomembnejši gospodarski subjekti, njihove količine transporta in specifičnosti povezane s prevozi. Posebej so naslovljeni problemi na področju mestne logistike, ki praviloma predstavlja najmanj učinkovit del oskrbnih verig. Z namenom izboljšanja stanja je za identificirane probleme podan predlog ukrepov in razvit sistem večkriterijske analize, ki omogoča vrednotenje predlaganih ukrepov skozi pričakovane vplive na okolje, promet, gospodarstvo, stroške uvedbe in vzdrževanja. Sistem vrednotenja ukrepov omogoča njihovo rangiranje po pomembnosti in nakazuje prioriteto glede njihove uvedbe.
Keywords: tovorni transport, funkcionalna urbana regija, mestna logistika, mestno središče, okoljska območja, oskrbne verige, dostava tovora, zadnja milija, zadnji kilometer, optimizacija, vrednotenje, ukrepi
Published in DKUM: 05.10.2023; Views: 106; Downloads: 22
.pdf Full text (6,17 MB)

9.
Preračun transportne linije za indonezijski premog v premogovniku Velenje : magistrsko delo
Klemen Plahuta, 2023, master's thesis

Abstract: V magistrskem delu smo prikazali in preračunali verižni ter tračni transporter navpične in vodoravne izvedbe, ki sestavljajo novo transportno linijo za transport indonezijskega premoga. V izhodiščnem delu magistrskega dela je opisan posamezen transporter nove transportne linije. Preračuni odporov pri gibanju transporterjev in potrebne pogonske moči so izdelani analitično s pomočjo izrazov za preračun verižnega in tračnega transporterja. Določili smo potrebne moči posameznih transporterjev. Pri izračunu smo upoštevali podano zmogljivost, hitrost, nasipno gostoto premoga ter dolžino transporterja. Pri izdelavi numerične simulacije smo uporabili programski paket ANSYS Rocky in simulirali presipno mesto. Prikazali smo numerične rezultate masnega pretoka, obnašanje materiala, sile in napetosti nastale na tračnem transporterju.
Keywords: transport premoga, verižni transporter, tračni transporter, odpori pri gibanju in preračun pogonske moči, numerična simulacija DEM
Published in DKUM: 27.09.2023; Views: 121; Downloads: 0
.pdf Full text (5,68 MB)

10.
Advances in monitoring and understanding the dynamics of suspended-sediment transport in the river Drava, Slovenia: an analysis more than a decade-long
Janja Kramer Stajnko, Renata Jecl, Matjaž P. Nekrep, 2023, original scientific article

Abstract: Managing sediment transport in streams is crucial to the surface water resource development strategy and has several implications for flood risk and water management, hydropower use, and balancing river morphology. This paper summarises the movement and behaviour of suspended sediment within the Slovenian portion of the River Drava, covering a span of thirteen years from 2005 to 2018. An analysis of relevant data collected during this period is also presented. Suspended-sediment dynamics strongly depend on flow velocity, seasonal variations in sediment sources, and human interventions in the riverbed. The transportation of material in the River Drava results in the accumulation of sediments in reservoirs and riverbeds, consequently impeding the natural hydrological cycle by reducing the outflow into aquifers. The 2018 high-water event is analysed in terms of the dependence of concentration of suspended sediments on discharge, where counterclockwise hysteresis was observed, providing an essential clue to the origin of sediment. Sediments from the River Drava in Slovenia are managed with some conventional processes and are mainly deposited or reintegrated into rivers and aquatic ecosystems. Some additional sediment management strategies with long-term solutions for efficient and comprehensive water management, hydropower, and ecological problems are proposed.
Keywords: sediment transport, streams, suspended sediment dynamics, suspended sediment transport, river Drava, sediment management, monitoring, water management
Published in DKUM: 13.09.2023; Views: 173; Downloads: 10
.pdf Full text (4,52 MB)
This document has many files! More...

Search done in 0.26 sec.
Back to top
Logos of partners University of Maribor University of Ljubljana University of Primorska University of Nova Gorica