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2193 Uppsatser om MatLab clear - Sida 20 av 147

Den omedvetna organiseringen : Om etableringen av bitcoin i Sverige

Many of today?s societies are built on established financial structures that are controlled by states and central banks. These structures are built on a clear perception of economic systems as established but invisible institutionalised concepts that are operated by millions of organizations worldwide. An idea of counteracting against centralized economies by introducing a currency that no state or bank controlled was developed in the beginning of the 20th century. In 2008 the idea was realised by the introduction of Bitcoin, which is a digital currency and transaction system without any centralized emitter or controlling organ.

Konflikterna mellan IFRS for SMEs och Årsredovisningslagen

Objective: The study will identify where conflicts between SMEs and the Annual ReportsAct exists to find out if there is a need for adaptation of Swedish accounting to achieveinternational comparability.Method: A descriptive method was used to make the regulations in IFRS for SMEs and ÅRLequivalent and to observe the differences between the regulations a comparative method wasused. After this the conflicts could be sorted out with the help of the former so called ?IASinvestigation?.The conflicts and differences then were categorized into the approach theyrelated to, withFrame of reference: The frame for the study is recognition and valuation for collecting andanalysing the data. The approaches are presented for the balance sheet and income statementapproaches as they form the basis for analysis. Annual Reports Act, the EG-directives and theK3-projects are described as they have a central role in the background to the study andfurther understanding of the data.

Utveckling och implementering av ett audiopejlsystem baserat på tidsdifferensmätning

The use of spread spectrum signals has increased dramatically in military applications. Finding methods for detecting and positioning of these signals have become interesting research areas for signal intelligence purposes. One method is to measure the time difference of arrival (TDOA) that occurs when two receivers are synchronous and spatially separated. Based on the TDOA-technique an audio-demonstrator has been developed and implemented. This report describes the theory for how sound received in microphones can be used to extract information about the transmitter?s position from the measured time difference.

Eftermarknadens möjligheter : En studie av Swecon AB:s tjänsteutbud

ProblemThe manufacturing industry is a mature industry where the profit margins are small and the competition is hard. This makes it hard for both manufacturers and resellers to gain market shares and reach reasonable profit margins only by selling products. Therefore Swecon who is reseller for Volvo Construction Equipment tries to find alternative methods and ways to increase their profit. An alternative source of income could be to develop the range of services that are connected to the ground products.PurposeThe purpose of the thesis is to examine how Swecon in southern Sweden can improve their offers of existing services connected to the ground product and investigate the demand of new such services.MethodThis study is based on a qualitative study of five of Swecons local offices and five of Swecons customers. The empirical framework is mostly based on personal interviews but in some cases information was retrieved by using phone interviews.

Utveckling av en Multi-Zonsmodell för NOx Bildning i Diesel Motorer

This thesis work is the last part of the Master of Science education inmechanical engineering at KTH, Stockholm.The aim of this project was the development of a Multi-zone modelfor NOxformation in Diesel engines. Because of the stringent emissionlegislations, great effort is made to decrease the fuel consumption and theharmful emissions of internal combustion engines. Computer simulationsplay a decisive role in this context because they substitute the expensiveand time-consuming laboratory tests.The model is based on a multi-zone approach and uses the wellknownExtended Zeldovich Mechanism which gives a relation to calculatethe NO formation rate using the concentration of different gas speciesinvolved in the process.All the most important phenomena involved in the Diesel combustionhave been modelled. A special attention is then paid to the equilibriumconcentration calculation; this is a significant part of the model whichstrongly influences the following steps.A Simulink model has also been developed. This second version isbased on the previous model and it is made especially to allow theconnection with other external softwares, GT-power in this case.

Om utformning av ett verksamhetssystem : En utvärdering av nuläge, tillgänglighet och erfarenheter

These days most companies conduct some form of work for the external environment, quality and safety. In connection with this work, some companies have chosen to get management systems certified by any applicable standard for one or more of the fields while other companies have chosen other ways that are not associated with certification.In light of the fact that the individual systems are becoming unmanageable an increasing number of these companies are faced with the decision whether to integrate and coordinate these different systems or not. In order to study the possibilities of a company?s system coordination an assessment of elements particularly interesting for the company was performed. The key elements and focuses in the evaluation were staff access to information, experiences from other companies and environmental work status for some of the organization's companies.

Val av material och utformning av sinnesträdgårdar för gravt utvecklingsstörda :

The purpose of this thesis was to determine what materials should be used when creating a stimulating garden for intellectually handicapped people and whether there are materials that are better than others to use in this kind of environment. How the materials preferably can be used and how the environment should be designed to satisfy the need of each individual will also be discussed. Seriously intellectually handicapped people have the same level of intelligence as a normal 0-2 year old child. It is important to point out that these individuals can not be compared to a normal child in other aspects than the level of abstract thinking and perception of reality. As the grown up intellectually handicapped people have remained a lot longer on this stage of intelligence they have got more experience. (Kylén 1981) It is important with a lot of different experiences for the brain to develop normally, which implies the use of many different materials to achieve the best stimulation (Kylén 1981).

Automatisk bedömning av reglerkretsarsprestanda

In this thesis, a computer program that in a simple way can calculate the performance of control loops at the refinery Preemraff Lysekil has been created. The computer program has been adapted to the environment at Preemraff Lysekil. Theories for evaluation has been studied in aspect of reliability and of automatic implementation. The evaluation has been carried out from data collected directly from control loops at the refinery and from simulated control loops with implemented errors. Among the studied methods are Harris index and Stattin´s oscillation index.

Koppar på drift

In my project, Cups on the run, I have studied the relationship between ceramic utility objects and different environments, when moving them off the table. My background as a potter has been the starting point. From there, I wanted to see if I could expand my craft to the space beyond. With the cup, which for most people has a clear function and a relation to us human, in repetitive structure I explored the spatiality and architecture in various environments. Life fascinates me through how everything is made up of tiny parts that together create the tangible and intangible.

Integrerat Performance Management System -En studie om ett ledningssystems påverkan inom Volvo

The research within the management control systems-field and more specifically performance management has been rather shallow and not much has happened the last decades besides the balanced scorecard. The researchers see a lack of studies focusing on the effects of an integrated performance management system and also how it affects the different hierarchical levels and the tasks to perform.We decided to perform an essay with case study-characteristics by looking at both the strategic and tactical level at Volvo Group, or more specifically Group Trucks. We performed three different interviews, one at the group level and two at the division level. The aim was to see what effect an integrated performance management system had on the tactical level (i.e. the divisions).Our findings and corresponding analysis suggested that Volvo was a rather centralized company in order to get the performance management system to work by enabling a ?weekly control?.

Elevdemokrati som mål och medel

AbstractStudent democracy as an objective and as a meansEssay in Political Science, D-levelAuthor: Erik LisshammarTutor: Susan MartonDespite attitudes towards student democracy being generally positive, students have almost no influence over their position. This implementation study looks into whether or not students? weak position of power results from something other than a democratising of schools taking priority when student influence is encouraged.With an aim of explaining what is hoped to be achieved and if these intentions are to be spread, the purpose is to investigate to what extent standards concerning student democracy are transferred between institutions. In order to find out, the question is posed of whether their aims for student democracy conform. This overriding question is coupled together with the following four defining research questions:1.

Varför slutar markberedningsförare?

The purpose of this study is to seek answers to an ongoing problem in the forest sector; why scarifying operators quit their job. Scarification quality is crucial for successful reforestation after clear felling. It is therefore important to keep good operators working in the business. To collect the desirable information interviews were made both with contractors who are working and operators who have stopped working with scarifying. The conclusion one can draw from this report is that the scarifying operator job needs improvement in multiple areas. The former operators are mostly dissatisfied with the stress, low wages and negative physical effects that this work brings..

Opera i Stockholm : Stadsgårdskajen

The report is about efficiency of a current production group where there is no clear production flow and there are some buffers between the operations. The efficiency is done with the help of a tool that is calledWork process of flow production which is used by Atlas Copco CTO. The most obviously results are that the lead time drops from 25 hours to 425 minutes and that the balancing loss decreases from 85 % to 8 %. The report focus on decreasing transports, decreasing buffers, more reliability in lead time and quality. And a more stimulating labour content for the workers is another result..

Diagnostiksystem i gaffeltruckar

This is a final thesis done at BT, considering one of their forklift truck models called Reflex. The first part of this report is about a preliminary investigation investigating what kind of diagnostic systems BTwants to use, and also which demands there are to meet all expectations on such system. Secondly a diagnostic system, which will show if the drive wheel is worn out, will be presented. In the preliminary investigation, two kinds of diagnostic systems were mentioned. These were Model based diagnosis and Predictive analysis.

Bonusföräldraskapets många ansikten : en kvalitativ studie av roller och rollskapandet bland bonusföräldrar

The aim of our study is to examine stepparents´experiences of their role in the new family, we also want to examine if the role as stepparent is affected to the role as a biological parent. Our study is based on six semi-structured interviews, with three stepmothers and three stepfathers.By using role theory and symbolic interactionism our results indicate the requirement of constant negotiation as well as acknowledging the need to consider the other familymembers, those you may not have chosen to live with.We can see that the division of responsibility is governed by what is best for the family - to make life as easy as possible. It is clear that many stepparent lack guidance in what is expected of them in their new role; howeverr, they have been able to grow into it.  .

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