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2875 Uppsatser om Systems - Sida 56 av 192

Samband mellan lågt tryck i dricksvattenledningar och magbesvär - En utredning av hur lågt tryck på dricksvattenledningsnätet vid lagning av läckor påverkar sjukligheten hos Göteborg Vattens abonnenter.

Two elementary schools are now being built in Gråbo (in the municipality of Lerum),Röselidsskolan and Ljungviksskolan, which are both designed with solar thermalcollectors for the schools domestic water heating. During the summer while thelargest amount of solar heat can be generated, the activity hence the domestic wateruse in the schools are heavily reduced. Both schools are connected to the local districtheating system which makes it possible to use the solar collectors to deliver heat tothe district heating.The purpose of this thesis is to evaluate the two Systems mentioned above and todetermine which system is more suitable to apply on a school. The building whichconditions were used for this evaluation is Röselidsskolan.A solar heating plant of each system type was dimensioned from the expected andknown conditions of the building. The purpose with the dimensioning was to makethe solar plants replace the ordinary energy source as much as possible.

Utvärdering av Falköpings kommuns Informations säkerhet

A student at the Technical University in Jönköping was given an assignment from Falköping municipality. The assignment was to evaluate their IT Systems 'users' awareness of information security and even present suggestions for IT-Users to improve their information security within Falköping municipality.Falköping municipality consists today of seven administrations. The target groups for the study of the information security are a pilot group consisting of 30 IT Users and four different managers from various administrations within Falköping Municipality.The purpose of this work is mainly to indicate an understanding of the importance of the information security knowledge among IT Users in Falkopings municipality, mainly those who use their smartphones and tablets for work-related activities.This work aims to answer the following questions:? How wide is the awareness of information security among municipality's IT users?? How can information security improve among the municipality's IT users?Theories that work consists of are mainly what information security is, how it is handled and the threats and risks that may create problems for the municipality, basically when IT Users use their smart phones and tablets.The Work Implementation started with sending surveys to a pilot group of IT- system users and the student even interviewed four general managers working in Falköpings municipality. Both the questionnaires results and interviews results are presented in diagram and text.The result from both surveys and interviews was very positive and it shows that the municipality investigated IT-Users are very aware and have knowledge about information security, when they use their smart phones and tablets.

Prestationsmätningar och Realtidsvisualisering på Sectra Mamea

Sectra Mameas is a medical technology company in an expansive phase that is planning to increase its volume capacity with 50 % in the beginning of 2009. This to be able to deliver the increased number of Systems that the customers request. To be able to produce more units the takt time of the assembly line needs to be shortened. This could only be done by identifying and solving recurring problems. To be able to find the problems, create a common knowledge of which these are and eliminate them the production department of Sectra Mamea needs to visualize certainKey Performance Indicators (KPI) in the organization.

Vindkraft för uppvärmning

This final thesis contains three major parts, which all have been time demanding:* Designing and construction of a small wind turbine.* Designing and construction of an electrical system.* Thesis with fundamental facts about wind, wind power and design.The thesis contains basic theory in wind power and the energy Systems it can be combined with. Different types of wind turbines, which components they consists of and important issues to consider when designing is also mentioned. In the end of this report the technique of our wind turbine will be presented. In the end you can also read about our experiences during the time of designing and construction..

Hedgefonder i Sverige och utlandet - Vad händer i bear market?

Uppsatsen beskriver vad hedgefonder är och undersöker likheter och skillnader mellan svenska och utländska hedgefonder under perioden 2002-2006. Därefter jämförs amerikanska hedgefonder med index samt riskfria tillgångar under perioden 2000-2003 med syftet att undersöka vad som händer med hedgefonder under en period när börsen sjönk..

Ljudisolering i prefabricerade betongstommar. En fältmätning av luft- och stegljudsisolering.

Two elementary schools are now being built in Gråbo (in the municipality of Lerum),Röselidsskolan and Ljungviksskolan, which are both designed with solar thermalcollectors for the schools domestic water heating. During the summer while thelargest amount of solar heat can be generated, the activity hence the domestic wateruse in the schools are heavily reduced. Both schools are connected to the local districtheating system which makes it possible to use the solar collectors to deliver heat tothe district heating.The purpose of this thesis is to evaluate the two Systems mentioned above and todetermine which system is more suitable to apply on a school. The building whichconditions were used for this evaluation is Röselidsskolan.A solar heating plant of each system type was dimensioned from the expected andknown conditions of the building. The purpose with the dimensioning was to makethe solar plants replace the ordinary energy source as much as possible.

Implementering av mjukvarubaserat PLC-system för reglering av magnetiseringen av en synkrongenerator

In order to reduce the price for, and improve the performance of automatic control Systems for magnetization of synchronus generators, the possibilities of using a PC based software PLC system, Programmable Logic Controller, has been investigated. The result is a system based on the CoDeSys software PLC with runtime environment from 3S-Software, communicating with external units via Modbus fieldbus. System price is reduced from ?5000 to ?2000 and system processing speed is reduced from 10 ms for a Siemens S7 PLC to 4 ms with the CoDeSys PLC system though unsolved problems with runtime seizure caused by improper settings in the PC BIOS..

Finns det risk för att Sverige går in i en ny fastighets- och bankkris?

The purpose of this thesis is to investigate if there is a risk that Sweden will go in to crises at the house market and in the bank sector. The Swedish house prices have in the last years growth very high and quickly and are now over the development in the beginning of 1990. The method I use to investigate this is a multiple regression model. I follow a regression that both OECD and the Swedish Riksbank use. The difference between my analyse and theirs is that we use different periods..

Hälsoresan : Patienter och patientperspektiv på hälsohemmet Föllingegården 1976?1990

In the 1970s and 1980s, Sweden held about 15-20 certified health resorts that wanted to improve peoples? health with vegetarian food and alternative medicine. This essay aims to explore the popularity of health resorts through a patient?s perspective. What did the patients look for at the resort, which they could not find in the official health care? A basis for the analysis is Bonnie Blair O´Connor?s theory of Health Belief Systems.

Förstudie: Internt moln : En fallstudie för effektivare IT-administration

This is a report of a prestudy commissioned by a medium-sized Swedish company before an imminent major change in IT Systems. The change aims to provide a simplified IT administration within the company through a cloud-based approach.The preliminary study provides an interpretation of the concept of cloud computing. It also covers a review of different models to use in order to achieve an internal cloud. Suggestions on how to proceed with the change process are also provided, and which models might be appropriate for the specific company..

En generell processkartläggning av leveransplanering för biobränsle i Sverige

The contribution of biofuels to the total consumption of energy in Sweden must increase to 49 % in order to meet the goals for the year 2020 set by the European Union. In order to do so, improved information Systems are needed to support the business processes within delivery scheduling between customers and suppliers.Enterprise Architecture (EA) is a concept to enable the alignment of Business processes and Information Systems. EA is the framework for the architectures of business, information and applications. With a comprehensive view of the architectures, an Information System aligned with the Business processes can be enabled. The first step in the development of an Information System is documenting the business processes.The goal of this study is to clarify a generic sequence of activities performed within the delivery scheduling process and the information needed to perform the activities.Data for the study was collected through qualitative interviews, first through a meeting with the respondent and after that a following telephone interview with in total 5 suppliers and 6 customers of biofuels.

Gröna lösningar - en fallstudie av aktuell teknik för energieffektivitet för Skanska Sverige ab 

ur society is today in a phase of development in environmental and sustainable thinking. Alarming reports show changes in climate caused by our load and exhaust of resources. The energy usage contributes to a big part of it, by its emission of carbon dioxide. The built environment uses around 40 % of the total energy consumption in Sweden and requests to strongly reduce it are presented from both EU and national level.This thesis brings up the subject of green building with a focus on how we can create more energy efficient buildings in projects of new construction. Since the construction industry today often fails to pass on the knowledge between different projects, as a return of experiences, the construction company Skanska suggested the topic for this thesis.

Universell stolkonstruktion: Till Hägglunds fordon

När man på BAE Systems Hägglunds AB konstruerar en ny stol till ett fordon så har man tidigare individanpassat stolarna utefter dess position. Målet med detta examensarbete var, istället för att individanpassa en stol, konstruera en stol som går att använda på flera positioner i flera fordon. Ursprungstanken var att konstruera en stol som skulle fungera att användas i tre stycken Hägglundsfordon, Armadillo, Bvs10 och Cv90, där stolen skulle fungera på förarplats i Cv90 och Bvs10 samt som chef- och skyttestol i Armadillo och Cv90. Eftersom Hägglunds tillverkar fordon med inriktning mot försvarsindustrin medför det att stolarna sitter i fordon som idag används i krigsdrabbade områden världen över. Detta bidrar i sin tur att kraven på stolarna blir mycket höga.

Att utveckla medicintekniska informationssystem på rätt sätt : En studie om regulatoriska aspekters påverkan på systemutveckling och IT-innovation inom hälso- och sjukvård

IT is often seen as a solution to many problems concerning effectiveness in organizations. Information Systems within the healthcare sector is often viewed as medical devices rather than just Systems or services. These medical devices are thoroughly regulated by laws, standards and certifications. In this study I participated in an innovative project that aimed to bring new life and use to the old fashioned patient journal by giving it a visual representation through the use of an avatar. I aimed to study the effects of regulators connected with the patient journal as a source of information for the innovative project.

Semestereffekter på Stockholmsbörsen

Syftet med denna uppsats är att ytreda huruvida det existerar en semestereffekt på den svenska aktiemarknaden. Författarna har studerat Stockholmsbörsen via Affärsvärldens generalindex med perioden 1990-2005 som grund. Via en referensperiod har det påvisats att denna effekt tycks ha uppkommit under de senaste 20 åren. Anledningarna till detta tros främst bero på ett tilltagande intresse för aktiehandel och den påtagligt förbättrade infrastrukturen kring denna..

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