272 research outputs found
ProraÄun ÄvrstoÄe i krutosti podvozja Formule Student
U ovom radu je predstavljena analiza naprezanja i deformacija na podvozju bolida Formule student. Konstrukcija podvozja se sastoji od cijevi razliÄitih dimenzija popreÄnog presjeka. Glavna uloga podvozja je preuzimanje svih vanjskih i unutarnjih optereÄenja, omoguÄavanje prihvata svih komponenti vozila te zaÅ”tita vozaÄa od okoline.
Analiza je provedena u programskom paketu Abaqus koriÅ”tenjem metode konaÄnih elemenata. Kao prvo je opisana geometrija podvozja i materijal. Prije samog analiziranja konstrukcije provedena je analiza na jednostavnijem primjeru konstrukcije za koju postoji analitiÄko rjeÅ”enje kako bi se utvrdilo koliko pouzdane rezultate možemo oÄekivati od programskog paketa Abaqus. Pretpostavljeni su kritiÄni sluÄajevi optereÄenja podvozja te su izraÄunati ulazni podatci za samu simulaciju. Kod analiziranja naprezanja i deformacija koriÅ”ten je prostorni gredni konaÄni element. Analiza je provedena na Äetiri jednaka modela s razliÄitim optereÄenjima i razliÄitim rubnim uvjetima karakteristiÄnim za kritiÄne sluÄajeve optereÄenja. Osim analiziranja naprezanja i deformacija dodatno su joÅ” analizirane unutarnje uzdužne sile i momenti uvijanja, napravljeni su proraÄuni izvijanja najkritiÄnije optereÄenih cijevi te analize stabilnosti za kritiÄne sluÄajeve optereÄenja. Na samom kraju su usporeÄeni rezultati naprezanja i pomaka trenutnog podvozja i podvozja bolida Formule student koriÅ”tenog za natjecanje u 2014. godini
The Media on the Subject of Media Literacy in the Croatian Education System
Media literacy, which has been rapidly developing in many European countries during the past decades, is still at its beginning in Croatia. It remains excluded from the formal education programmes. Meanwhile, there are various informal types of media education dedicated to information and media literacy, usually thanks to the efforts of non-governmental organisations (LabaÅ”, 2015). What kind of impact did Croatian Internet news portals have on media literacy, and what is their position on it and its place in the education system during the debate about the curricular reform, and were they encouraging debate with the interested public in this period? This paper aims to answer these questions by investigating the news portals\u27 writings (VeÄernji list, Jutarnji list, Slobodna Dalmacija, Novi list, Glas Slavonije and 24 sata) in the time period between 1 January and 1 July 2016
ISKUSTVA AKREDITIRANOG LABORATORIJA U MEÄULABORATORIJSKIM USPOREDBENIM ISPITIVANJIMA
Služba kontrole kvalitete od 2007. godine sudjeluje u meÄulaboratorijskim usporedbenim ispitivanjima u organizaciji ASTM (Interlaboratory Crosscheck Program) i IIS iz Nizozemske, a i sama je organizator takvih ispitivanja. Svrha ovog rada je prikazati iskustva akreditiranog laboratorija preko statistiÄkih parametara usporedbenih ispitivanja (z-vrijednosti, relativne sustavne pogreÅ”ke, stabilnosti laboratorija). Organizatori usporedbenih ispitivanja (ASTM, IIS i Služba kontrole kvalitete ) prate i ocjenjuju dobivene rezultate te ih dostavljaju svakom sudioniku, u svrhu dokazivanja osposobljenosti laboratorija za provedbu ispitivanja. Sudjelovanjem u meÄulaboratorijskim usporedbenim ispitivanjima Služba kontrole kvalitete ima stalni nadzor nad procesom ispitivanja. ZadovoljavajuÄi rezultati ispitivanja daju dodatnu potvrdu osoblju laboratorija o ispravnom naÄinu rada kao i kontinuiranu vjerodostojnost ispitnih rezultata Å”to je ujedno i zahtjev norme HRN EN ISO/IEC 17025 OpÄi zahtjevi za osposobljenost ispitnih i umjernih laboratorija - ToÄka 5.9 Osiguranje kvalitete rezultata ispitivanja i umjeravanja
EtiÄki pogled na meÄunarodne trgovinske sporazume TTIP i CETA u Republici Hrvatskoj
The topic of TTIP and CETA was almost completely suppressed in Croatia.1 Those are very important international agreements which could have far-reaching consequences both for the world and individual countries. Maybe Croatia, as well as the EU, is not so much involved in the whole story concerning TTIP. However, CETA is an agreement signed by Canada with the European Union. Therefore, after the approval of the European Parliament, EU provisions, such as the customs policy, can immediately start to apply, which means abolishing duty rates for 99% of the products as early as 1 January 2017. The decision on the CETA conclusion on behalf of Croatia was initiated by the technical Government of Tihomir OreÅ”koviÄ at its last session.2 The superficial interpretation of these certainly not harmless agreements is of too little interest to both philosophers and theologians in Croatia, and except for the Centre of Excellence for Integrative Bioethicsā3 reaction concerning this question, other philosophical-theological discussions seem to be lacking. The impression is that philosophers and theologians feel these issues do not concern them. In this paper we will try to make clear that the above-mentioned international agreements concern both philosophers and theologians, and that they certainly should, from their field, from the theoretical level, engage in the discussion of the said agreements.Gotovo je Å”aptom proÅ”la tema TTIP-a i CETA-e u Hrvatskoj. Radi se o vrlo važnim meÄunarodnim sporazumima koji mogu imati dalekosežne posljedice, kako na svijet, tako i na pojedine države. Možda Hrvatska, kao i EU, nije toliko involvirana u cijelu priÄu kada se radi o TTIP-u. CETA je, meÄutim, sporazum koji je Kanada potpisala s Europskom unijom, stoga se nakon odobrenja Europskog parlamenta mogu odmah poÄeti primjenjivati odredbe koje su u nadležnosti EU-a, poput carinske politike, a to znaÄi ukidanje carine za 99% proizvoda veÄ od 1. sijeÄnja 2017. Postupak za sklapanja CETA-e u ime Hrvatske pokrenula je tehniÄka vlada Tihomira OreÅ”koviÄa na svojoj posljednjoj sjednici, a za razliku od ameriÄko-europskog trgovinskog sporazuma - TTIP-a koji je neslavno propao, CETA je ipak āproÅ”laā. PovrÅ”no tumaÄenje ovih nikako bezazlenih sporazuma premalo zanima i filozofe i teologe u Hrvatskoj; osim Å”to se Centar izvrsnosti za integrativnu bioetiku oglasio po ovom pitanju, drugih filozofsko-teoloÅ”kih rasprava kao da nema. Doima se kako filozofi i teolozi smatraju da se ova pitanja njih ne tiÄu. U radu Äemo pokuÅ”ati dati do znanja kako se navedeni meÄunarodni sporazumi i te kako dotiÄu i filozofa i teologa, te kako bi se oni iz svog polja na teorijskoj razini svakako trebali ukljuÄiti u raspravu o njima
PERCEPTION OF THE SOCIAL NETWORKS\u27 IMPACT ON THE REPUTATION OF ICT COMPANIES
Globalization trends presupposes social cohesion in one network in order to exchange information without any boundaries. Hence, communication technology has a leading role in planning and organization of private lives and, especially, businesses. This paper explains the theoretical concept of social networks\u27 usage as an informational tool for providing content with stakeholders with the purpose of improving reputation and business management.
After integrating social networks into the business structure, it is necessary for the company to plan and evaluate actions as well as to be prepared for the upcoming changes and possible difficulties that may stand in the way. Because of the importance of social networks that nowdays directly impact business results and reputation, this paper focuses on building relationships with customers and public, planning and evaluating communication strategies and following trends about social networks marketing.
Including social networks in its business is challenging for every industry because it is public, fast and it demands flexibility. This paper demonstrates how social networks affect Croatian ICT companies\u27 reputation. Futhermore, this paper examines, via the survey method, managers\u27 attitudes and opinions about the subject in order to show how companies, whose primary activity is ICT development, use social networks and which behaviours have a good or bad impact in building a reputation
Bioetika u srednjoŔkolskoj nastavi
We are witnesses of an attempt to enforce the curriculum reform in Croatia, as well as a proposal of a school for life. While the intent of this presentation is not to analyse the curriculum reform, it is important to mention that the curriculum reform, within the framework of the general educational group of subjects, kept the subjects like Ethics and Religion. Unfortunately, some subjects, such as History, Biology or Chemistry could lose their hours in the long run. The reason for bringing this up is simple. It could happen, and this would in no way be good, that within the corpus of teachers a devaluation of certain subjects occurs, as well as animosity among colleagues. When we take a look at the statements of certain politicians3 on some subjects (their importance and unimportance), the status of professors etc. we see just how much Croatia needs the constant repetition of the fact that a wholesome, well-rounded, mature individual is not made by brilliance in the STEM area nor excellence in natural sciences, but that very same individual also must strive for excellence and well-roundedness in the cultural, ethical, moral, and any other sense which makes up one of the wheels in the wholesomeness of a person. Any curriculum process, school for life or something of the sort, which would exclude some of the segments in the process of education in terms of the wholesomeness of a human being could only damage society on all levels in the long run.Svjedoci smo pokuÅ”aja provoÄenja kurikularne reforme u Hrvatskoj, kao i prijedloga Å”kole za život. Nakana ovoga rada nije analizirati kurikularnu reformu, ali je važno spomenuti kako je kurikularna reforma u okviru opÄe obrazovne grupe predmeta zadržala predmete etika i vjeronauk. Nažalost, neki predmeti poput povijesti, biologije ili kemije dugoroÄno bi mogli izgubiti satnicu. Razlog zaÅ”to se ovo spominje je jednostavan. Moglo bi se dogoditi, a Å”to nikako ne bi bilo dobro, da unutar nastavniÄkog korpusa doÄe do obezvrjeÄivanja pojedinih predmeta i netrpeljivosti meÄu kolegama. Kad pogledamo izjave pojedinih politiÄara33 o pojedinim predmetima (o njihovoj važnosti ili nevažnosti) o statusu profesora i sl. vidimo koliko je u Hrvatskoj potrebno uvijek iznova naglaÅ”avati kako cjelovitog, zaokruženog, zrelog pojedinca ne Äini briljantnost u STEM podruÄju, niti izvrsnost u prirodnim znanostima i sl. nego taj isti pojedinac mora težiti izvrsnosti i zaokruženosti i u kulturnom, etiÄkom, moralnom i bilo kojem drugom smislu koji Äini neki od kotaÄiÄa u zaokruženosti osobe. Bilo koji kurikularni proces, Å”kola za život ili neÅ”to sliÄno, koji bi iskljuÄivali neki od segmenata u procesu odgoja i obrazovanja u smislu cjelovitosti ljudske osobe dugoroÄno bi mogli samo Å”tetiti druÅ”tvu na svim razinama
Bioetika u fizioterapiji i sestrinstvu
The interest in ethical and bioethical topics in society is always present. However, the question arises as to how are ethical and bioethical problems of broad spectrum presented to the public, starting from issues related to health, medicine, technology, genetics, to issues about economy and politics. If ethicalbioethical issues will be addressed in different fields of social life without systematic methodological preparation, we could easily be trapped in ethics and bioethics speeches, which would be presented in a way that suits somebody at a certain point. When talking about educational institutions like College or Polytechnic with medical and health-related study programs, it would certainly be useful to make an analysis about the ethical-bioethical topics and subjects they are offering to students. Recently, there is a high interest of high school graduates in enrolling to professional study programs like Physiotherapy and Nursing. Bioethics is an obligatory subject within the framework of those study programs. However, lecturers of different profiles are chair professors of Bioethics at the aforementioned institutions, starting from physicians, through philosophers, theologians, sociologists, and lawyers. Of course, that is possible because a scientist can deal with various scientific challenges through his career, but it would certainly be important to at least equate syllabi, as well as plans and programs of Bioethics in Physiotherapy and Nursing study program. It is important to note that in Physiotherapy programs, besides subjects from the field of bio-medicine, a significant part of the program is based on the science of movement and especially therapeutic exercises, which point out the need to include the field of kinesiology into the Bioethics plan and program.Zanimanje za etiÄke teme kao i bioetiÄke teme u druÅ”tvu uvijek je prisutno. MeÄutim, postavlja se pitanje na koji naÄin se javnosti prezentiraju etiÄko i bioetiÄki problemi Å”irokoga spektra poÄevÅ”i od pitanja vezanih uz zdravlje, medicinu, tehniku i tehnologiju, genetiku, pa do pitanja vezanih uz ekonomiju i politiku. Ukoliko se u razliÄitim poljima druÅ”tvenog života bude o etiÄkobioetiÄkim temama govorilo bez sustavne metodoloÅ”ke pripreme, lako se može upasti u zamku govora o etikama i bioetikama, koje Äe biti prezentirane na naÄin kako to nekom u odreÄenom trenutku bude odgovaralo. Kad govorimo o obrazovnim ustanovama koje se svrstavaju u kategoriju Visoka Å”kola ili VeleuÄiliÅ”te, a koje u sebi nose i studijske programe vezane uz medicinu i zdravlje, svakako bi bilo dobro napraviti analizu etiÄko-bioetiÄke ponude na navedenim institucijama. U novije vrijeme poseban interes maturanata zaokupljaju studijski programi vezani uz fizioterapiju i sestrinstvo kao struÄni studij. Bioetika je u okviru navedenih studijskih programa obavezan predmet. MeÄutim, bioetiku kao predmet na navedenim uÄiliÅ”tima predaju razliÄiti profili predavaÄa, poÄevÅ”i od medicinske struke, preko, filozofa, teologa, sociologa, pa do pravnika. Naravno, da je navedeno moguÄe, jer se znanstvenik u svom znanstvenom radu može baviti razliÄitim znanstvenim izazovima, ali svakako bi bilo važno barem ujednaÄiti syllabuse, te planove i programe izvoÄenja predmeta bioetika u okviru studijskog programa fizioterapija i sestrinstvo. Važno je napomenuti da se u okviru fizioterapije osim predmeta iz polja bio-medicine dosta nastave bazira i na polju kineziologije, te bi se u plan i program bioetike trebalo uvrstiti i navedeno polje
INDIGO BUSH EFFECT ON GERMINATION AND GROWTH OF ALFALFA AND SUNFLOWER
ÄivitnjaÄa je invazivna biljka koja sadrÅ£i alelokemikalije koje mogu utjecati
na rast i razvoj biljaka u njezinoj neposrednoj blizini. Cilj ovog rada bio je utvrditi utjecaj otopine juglona i
vodenih ekstrakata suhih listova ÄivitnjaÄe razliÄitih koncentracija (1, 3 i 5%) na klijavost i rast sjemena
lucerne i suncokreta. Sjeme obje testne biljne vrste tretirano otopinom juglona i ekstraktom ÄivitnjaÄe
najveÄe koncentracije najslabije je klijalo, a mlade su se biljke slabije razvijale (manja masa izdanka i
korijena). Rezultati istraÅ£ivanja ukazuju da ÄivitnjaÄa ima alelopatski potencijal. S obzirom da se ÄivitnjaÄa
razvija i u blizini poljoprivrednih povrŔina, njeno daljnje nekontrolirano Ŕirenje moglo bi imati negativan
utjecaj na rast i prinos razliÄitih poljoprivrednih kultura.Indigo bush is an invasive plant with allelochemicals which effect on germination and
growth of other plants in its vicinity. The main goal of this research was to test how solution of juglon and
water extracts, made from dry leaves of indigo bush, in three different concentration (1, 3, 5%) affect seed
germination and growth of alfalfa and sunflower. Seed of both plants tested with solution of juglon and
indigo bush extract in the biggest concentration showed the smallest germination and young plants have
developed less, too ( mass of shoot and root decreased). The result of this research show that indigo bush
have allelopathic potential. Considering that indigo bush is developing in the vicinity of agricultural areas, its
further spreading can have negative effect on growth and yield of different agricultures
Philosophy and corporate social responsibility (ethical, ecological and cultural approach)
DruÅ”tveno odgovorno poslovanje (DOP) definira se kao inteligentna i objektivna briga poduzeÄa za dobrobit druÅ”tva Å”to ograniÄava ponaÅ”anje pojedinaca i korporacija od krajnje destruktivnih aktivnosti, bez obzira na to koliko one brzo bile profitabilne te vodi u smjer pozitivnih doprinosa dobru ljudi Å”to može biti definirano na razliÄite naÄine. Nadalje, DOP podrazumijeva politike i programe privatnih poduzeÄa koji idu izvan zakonskih obveza kao odgovor na pritiske javnosti i oÄekivanja druÅ”tva te podrazumijeva pažnju s kojom se na etiÄan i druÅ”tveno odgovoran naÄin odnosimo prema interesno-utjecajnim skupinama koje se nalaze izvan, ali i unutar organizacije. U ovom radu pokuÅ”at Äe se sagledati važnost i znaÄenje termina druÅ”tveno odgovorno poslovanje poduzeÄa onako kako ga opisuju brojne definicije koje upuÄuju da se uz ispunjavanje zakonskih obveza, u osnovi radi o investiranju u ljudski kapital, okoliÅ” i odnose s okolinom ad intra i ad extra, a u fokusu rada bit Äe eksterni elementi i doprinosi druÅ”tveno odgovornom poslovanju poput kulturoloÅ”kih, religijski i ekoloÅ”kih doprinosa i zahtjeva. Na temelju ukratko predstavljenih kulturoloÅ”kih, religijskih i ekoloÅ”kih doprinosa i zahtjeva, zakljuÄak rada pokuÅ”at Äe ponuditi smjernice za Å”to je moguÄe kvalitetniju implementaciju druÅ”tveno odgovornog poslovanja u jedno druÅ”tvo.Corporate social responsibility (CSR) is defined as an intelligent and objective concern of a company for the wellbeing of a society which limits the behavior of individuals as well as corporations from highly destructive activities, regardless of their profit-making potential. It should lead into the direction of positive contributions to the welfare of people, which can be specified in different ways. In addition, CSR implies private companiesā policies and programmes which go beyond the legal obligations as a response to public pressure and expectations of society and entails ethical as well as socially responsible attention to interest groups which are both outside and inside an organization. In this paper we will try to consider the importance and meaning of the corporate social responsibility within one company in the way it has been described in numerous definitions in which it was pointed that along with the fulfillment of the legal obligations it is actually about the investment in human capital, environment, and relationships with environment ad intra and ad extra. Our focus will be on the external elements and the contributions to the corporate social responsibility such as cultural, religious, and ecological contributions and demands. On the basis of briefly presented cultural, religious, and ecological contributions and demands, in the conclusion of this paper, we will try to offer directions for high-quality implementation of corporate social responsibility into a society
DIE REFLEXIVIERUNG IM EINFACHEN SATZ DES DEUTSCHEN UND KROATISCHEN
Povratna zamjenica samo 3. lica u dativu i akuzativu sich uspostavlja
u semantiÄkome pogledu jednoznaÄno referencijalnu identiÄnost sa subjektom;
zato Å”to su zamjenice āseinerā i āihrerā ambivalentne, odnosno
mogu umjesto sa subjektom uspostaviti referencijalnu identiÄnost i s nekim
treÄim licem, usporedimo āSie gedenkt ihrer im Gebetā u znaÄenju
āSie gedenkt ihrer selbst im Gebetā ili āSie gedenkt ihrer Mutter im Gebetā.
U radu se kontrastivno analizira refleksivizacija prijedložnih i neprijedložnih
nominalnih fraza pri koreferenciji sa subjektom i pri koreferenciji
s objektom u jednostavnoj reÄenici njemaÄkoga kao jezika polaznika i hrvatskoga
kao jezika cilja.Das Reflexivpronomen nur der 3. Person im Dativ und Akkusativ sich
stellt semantisch eindeutig die ReferenzidentitƤt mit dem Subjekt des Satzes
her, da die Pronomen āseinerā und āihrerā ambivalent sind bzw. sie
kƶnnen die ReferenzidentitƤt anstatt mit dem Subjekt mit einer dritten
Person herstellen, vgl. Dazu āSie gedenkt ihrer im Gebetā in der Bedeutung
von āSie gedenkt ihrer selbst im Gebetā oder āSie gedenkt ihrer Mutter
im Gebetā. In dieser Kontrastivstudie analysiert man die Reflexivierung
prƤpositionaler und nicht-prƤpositionaler Nominalphrasen bei der
Koreferenz mit dem Subjekt und bei der Koreferenz mit dem Objekt im
einfachen Satz des Deutschen als der Ausgangssprache und des Kroatischen
als der Zielsprache
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