Sökresultat:
90 Uppsatser om Vacuum cleaner - Sida 3 av 6
Undersökning av avfallshanteringssystem : För ett nyexploaterat område i Ekhagen, Jönköping
Outside of many Swedish households today, you will find a typical green wastecontainer. This container has not changed since its introduction, despitecomplaints about foul-smelling and its impractical system. Even if the system usedtoday, still is the most optimal choice, there is a lot of newly developedalternatives out there.Its purpose is to get a broader perspective on how a waste management systemcan be developed into a working, land efficiently and aesthetically pleasing systemof humans and the environment in a small residential area.The authors treat the residential area of Jära, Ekhagen, in Jönköping, which ismanaged by JM AB as a problem area in regards to waste management.The issues raised by the authors are the different waste management systems usedin the corresponding areas of the world, how to apply technical andenvironmental as well as the waste management facilities from financial aspects.In the process, the methods used were literature reviews, case studies and aninterview. The case study was done through a modeling of waste managementsystems in the area Jära and an interview was conducted with the company Envacworking with vacuum systems. Studies have been made by different systems n theareas around the world.The results show that using directives and guidance will reduce the environmentalimpact done without replacing the traditional system.
Integrering av kommunikation i ingenjörsutbildningar : Ett underlag för kompetensutveckling för universitetslärare vid KTH
The sun is an endless energy source and the heat it produces can be used to heatup our homes. This technology is relatively old and was introduced in the late70-s. There are two kinds of solar collectors that are most frequently used todayand these are plain solar collectors and vacuum solar collectors. The plain solarcollectors are the once that are used the most but the vacuum solar collectorshave increased more as a percentage the last couple of years.The biggest question asked regarding an investment in solar heating is if theplant is economically profitable. This question has no direct answer because itis dependent on a couple of prerequisites.
Utredning av solenergi för drivning av sorptiv kylprocess för inomhusluften på Stockholmsarenan
Cooling down the indoor air can be done in several ways. One way is desiccantcooling which will be used at the Stockholm Arena. This method is used in airhandling units that use temperature changes and moisture fluctuations in the air. Oneof the steps is to add heat during the cooling process in order to reduce the relativehumidity of the exhaust air. The air passes thru an adsorptions rotor which thenabsorbs moisture from the supply air.
Ström- och temperaturkontroll
Storing kinetic energy in a flywheel allows for more efficient driving of electricvehicles. Research in this area is in progress at Uppsala University, where a flywheelwith magnetic bearings encased in a vacuum chamber is being constructed. To makethis possible methods for measuring the current through the electromagnets in thebearings and temperatures in the flywheel need to be developed. This has been thepurpose of this report. The current measurement resulted in a resistive method, andthe implementation of eight measurement circuits in the system.
Den ekonomiska lönsamheten för solvärme i Sverige
The sun is an endless energy source and the heat it produces can be used to heatup our homes. This technology is relatively old and was introduced in the late70-s. There are two kinds of solar collectors that are most frequently used todayand these are plain solar collectors and vacuum solar collectors. The plain solarcollectors are the once that are used the most but the vacuum solar collectorshave increased more as a percentage the last couple of years.The biggest question asked regarding an investment in solar heating is if theplant is economically profitable. This question has no direct answer because itis dependent on a couple of prerequisites.
Det energiproducerande huset
We are heading towards a huge switch of how energy is produced with fossil fuels being replaced by renewable energy sources. It is not difficult to replace the energy you use in the house and there is no need for futuristic technology. There are already many established products on the market such as high efficiency vacuum solar collectors, heat pumps & small wind power stations that can supply the energy being used in a house. The company Sol & Energiteknik SE AB in Huskvarna has many different products which can reduce the need for an outside energy distributor. An average house in Sweden uses 15 000 kWh for heating, 5000 kWh for tap water and 5000 kWh for electricity.
Metodik för bakteriologisk provtagning från näshålan på får :
Respiratory infections are one of the major causes of disease in sheep throughout the world. In the beginning of 2008 the Swedish National Veterinary Institute and the Swedish Animal Health Service together started a project about respiratory infections in Swedish sheep. This study is an initial part of that project and the aim of this study was to investigate different sampling possibilities with focus on nasal swabs.
This study is composed partly of a literature review on causative agents of respiratory infections in sheep and existing sampling methods, and partly of an experimental study comprising 56 sheep. These sheep were sampled with both an ordinary nasal swab and a guarded nasal swab.
Before the start of this study there was to our knowledge no described method for sampling sheep with a guarded swab.
Läckagets konsekvenser : En kvalitativ intervjustudie om illegalt bruk av buprenorfin
Title: Consequences of diversion ? a qualitative interview study regarding illicitbuprenorphine use.In year 1999 buprenorphine was introduced in Sweden and is used in treatment for opioiddependence. An issue concerning substitution treatment programmes is the occurrence ofdiversion and the following illegal sails of buprenorphine on a black market. The aim of thisstudy was to explore how people who have used illicitly obtained buprenorphine describessuch abuse. The study was conducted using qualitative method, where a total of fiveindividuals were interviewed about past experiences of having used illicitly acquiredbuprenorphine.
Levande Spelvärldar : när illusionen bryts
I den här uppsatsen redovisar jag min undersökning av inlevelse (immersion) och vad det är som bryter den. En spelvärld är tänkt att stödja spelarens inlevelse, inte bryta den, ?creatures do not exist in a vacuum? (Carter, K). Jag lägger fram olika avbrott (Design avbrott, Grafiska avbrott och Effekt avbrott ) mot inlevelse i spel baserade på litteratur och artiklar av b.la. Adams E, Carter K och Sutherland J.
DIABETESFOT - EN LITTERATURSTUDIE OM ICKE KONVENTIONELLA BEHANDLINGSMETODER OCH PREVENTIONSÅTGÄRDER FÖR SÅR
Neuropati och angiopati är de främsta orsakerna till att fotkomplikationer uppstår hos diabetiker och flertalet fotsår som uppkommer leder till amputation. I S:t Vincentdeklarationen som tagits fram av världshälsoorganisationen finns ett mål att antalet amputationer som orsakas av diabetesfot ska halveras. Att praktisera en god behandlingsregim kan förhindra progression av sår och därmed en minskad risk för amputation. Denna litteraturöversikt syftar till att utreda vilka icke konventionella behandlingsmetoder och preventionsåtgärder som finns för sår på diabetesfot. Resultatets elva artiklar behandlar dessa områden och visar på olika metoder som kan vidtas, såsom NpHSS, Tretinoin, Citoprot- P®, elektrisk stimulering, larvterapi, vacuum kompression, hyperbariskt syre, tryckavlastande förband, C- peptid, temperaturmätning och PFC- strumpa.
Småhusutformning och solenergiutnyttjande
This paper goes through solar energy and what uses it has. It is also a guide in the choice of solar collectors forthe real estate that I have drawn for the thesis work.Solar energy is a renewable source of energy from the Sun's light. Energy can be used to produce both heat andelectricity through solar collectors and solar cells. Some of the benefits of solar energy is that it is completely freeto extract, environmentally friendly and virtually maintenance-free. Disadvantages are that the technology isexpensive, does not cover the entire energy needs and takes a long time until it pays.
Analys av arbetsmiljö vid kokarpåsvetsning samt förslag till förbättringar.
Denna rapport är ett inledande steg mot att förbättra arbetsmiljön för svetsare vid påsvetsning med Uddcomb Metoden i massakokare. Syftet med rapporten är att analysera problemet med värme och dålig luft samt förklara hur och varför problemet uppstår. I arbetet ingår även att ta fram olika lösningar för att slutligen hitta ett komplett system för ventilation och kylning. Den föreslagna lösningen består av ett integrerat kylsystem och ett koncept med mindre fläktar, kallade torpeder, som monteras på arbetsplanen vilka driver ut varm och smutsig luft snabbare ur kokaren. Den föreslagna lösningen utreds även ur ett ekonomiskt perspektiv.
Grovkrossning av stubbar : en produktivitetsstudie
The Swedish parliament has decided that Sweden should increase its usage of renewable fuel sources to a level of 50% of the total energy consumption in Sweden by the year 2020. One way to reach that goal may be to increase the usage of stumps as a bio-fuel. In Sweden stump harvesting is possible on about 5-10% of the total harvested area and thus contribute with 1,3 - 2,6 TWh per year. An increase stump harvest doesn't come without its drawbacks for the environment. When harvesting stumps a tracked excavator is used to pry the stumps from the ground and then cut the stumps into smaller pieces.
Offentlig konst och offentlig makt
The main purpose of the culture is to serve people and represent the people's social will and freedom. Culture does not exist in a vacuum but shaped and framed by political and artistic structures that are not neutral, and this is why the artwork itself cannot be an independent business. The public function of art can be understood as a defense of the ideals of democracy. But today, when political power is often replaced by hegemony, the role of art and functions are changing. How these changes reflect to the identity, reality and truth of society? What political functions are fulfilled when art becomes ?public?? The issue of democracy is linked question of people?s power in a democratic society where power is legitimized in social space.
VIP som invändig tilläggsisolering : En jämförelse mellan VIP och mineralull
SammanfattningBara de senaste åren har det lanserats ett flertal nya betalningstjänster för mobiltelefoner, men ingen har fått det genomslag som förväntades. Varför tar inte konsumenterna till sig dessa lösningar? Denna studie lyfter fram faktorer som har direkt påverkan för användandet av dessa nya tekniker. Faktorerna har identifierats med hjälp av vår litteraturstudie på utökade TAM-modeller från tidigare forskning som försöker förklara acceptans och adoptering av mobila betalningar. Faktorerna som framkom genom litteraturstudien är grunden för vår kvantitativa undersökning, som använder enkäter för insamlandet av data.