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1226 Uppsatser om Heat loss - Sida 25 av 82
Befuktning av inandningsgas i en ventilator
Långtidsbehandling med ventilator utan tillräcklig befuktning kan torka ut en patients luftvägarmed olika komplikationer som följd. Målet för detta examensarbete var att utveckla en ny teknikför att befukta och värma inandningsgasen. Ett fungerande koncept och en prototyp som styrkerkonceptet skulle tas fram.Marknaden för befuktare studerades och de vanligast använda befuktningsmetoderna granskadesför att hitta svagheter som behövde åtgärdas. De två vanligaste befuktartyperna är HeatedHumidifier och Heat and Moisture Exchanger. Den främsta nackdelen med Heated Humidifiervar dess tendens att övermätta luften med kondensutfällning som följd, och med Heat andMoisture Exhanger att inte tillräckliga fukt- och temperaturnivåer nåddes.Därför togs en ny design fram med målet att kunna styra fukt och temperatur oberoende avvarandra.
Faderskap i ett nytt land. En kvalitativ studie om förändrade förutsättningar för faderskap.
This thesis focuses on immigrant fathers and the specific situation they face arriving in Sweden. The purpose of this study is to examine various systemic obstacles and eventual possibilities these fathers may encounter in the new country and how they affect their fatherhood. The paper is based on four interviews, with three men and one woman, who work with immigrant fathers partly in parenting educational programs. The informants? professional background varies.
En ny bild av ett nytt bibliotek? : Förändringar och marknadsföring på bibliotek, en utvärdering av Skogsbibliotekets "library brand" utifrån studentperspektiv.
The Swedish group contribution rules do not include a right to deduction for cross-border group contributions unless the receiving company is taxable in Sweden. There has been much discussion regarding whether the rules are compatible with EC law. On 11 March 2009 the Swedish Supreme Administrative Court ruled ten cases concerning the right to deduction for cross-border group contributions. In three of these judgments deduction for a group contribution from a Swedish parent company to a foreign subsidiary within the EEA was allowed, despite that the subsidiary was not taxable in Sweden. The main purpose of this master thesis is to analyse whether the interpretation of the Supreme Administrative Court concerning the right to deduction for cross-border group contributions is compatible with EC law.
Distribution of wild boar (Sus scrofa) damage and harvest loss in crop fields
The last decades the populations of wild boar (Sus scrofa) has increased rapidly over the species? entire European range, including Sweden. This is followed by increasing human-wildlife conflicts as a result of the wild boar foraging behavior, causing damage to agricultural crop fields due to trampling and feeding. To be able to minimize damage we need more knowledge of where in the fields the risk of damage is high and what features in the landscape that affect this risk. I analyzed damage distribution in relation to the distance to six different landscape features; forest, road, ditch, building, game field and bait station, in the study area, the Island Mörkö in eastern central Sweden.
Självskattningsskalor och länkning till ICF : En litteraturstudie
WHO:s klassifikation av funktionstillstånd, funktionshinder och hälsa antogs 2001. ICF är framtaget för att skapa ett gemensamt språk genom olika ICF koder som anses vara användbara både kliniskt och inom forskningen. Genom att länka mätinstrument som redan används, exempelvis självskattningsskalor, till ICF underlättas kommunikation och jämförelser av olika resultat internationellt.Syftet med denna uppsats var att undersöka vilken ämnesspecifik självskattningsskala inom hörselområdet som använts mest inom forskningen mellan åren 2000-2009 och länka den till ICF.Vi använde oss av en systematisk litteratur-studie i form av en totalundersökning för att hitta den mest använda självskattningsskalan inom forskningen. Vid länkningen av den mest använda självskattningsskalan till ICF utförde vi en kvalitativ latent innehållsanalys och länkade självskattningsskalans påståenden systematiskt med hjälp av ICF linking rules.Abbreviated Profile of Hearing Aid Benefit (APHAB) var den mest använda självskattningsskalan inom forskningen mellan år 2000-2009. Länkningsresultatet visade att APHAB utifrån ett ICF perspektiv mäter komponenterna aktivitet och delaktighet, kroppsfunktion och omgivningsfaktorer.Det fortsatta arbetet med utveckling av ett Core Sets for Hearing Loss kommer underlätta användningen både kliniskt och inom forskningen.
Undernäring hos äldre personer med fokus på könsskillnader- En kvantitativ studie
Introduction: Malnutrition leads to loss of health and coexists with disease and loss of function. A good nutritional status becomes more important the older you get to maintain a good health. Studies show that it is important to identify and prevent malnutrition in its early stages. Men and women recieve different medical treatment in a number of different medical diseases. There are few studies in nursing from av gender perspective.Aim: The aim of this study is to examine the prevalence of malnutrition in the elderly in Västra Götaland with focus on gender differences when it comes to prevalence and nursing interventionsMethod: A register study with av quantitative approach is conducted to answer the aim.
Fruktsamhet och fruktsamhetsproblem hos chow-chow : En inledande studie över situationen i Sverige
The chow-chow breed is considered to have a low fertility and this report is an in
depth study of the reproductive functions of this breed in Sweden. Only 53 % of
the Chow-chow matings results in litters. Previous studies of other breeds in
commercial kennels shows mating results around 85-90 %, but this has not been
investigated in hobby kennels and most Chow-chows which are bred from in
Sweden, are kept as family pets.
Contrary to most other breeds, Chow-chows show a seasonal reproductive pattern
and most litters are born in the autumn. The influence of the month of mating on
pregnancy rate and litter size was found to be not significant, but can be
considered a trend.
Thirty-nine females with previous known fertility problems where studied. Some
of them had reached puberty extremely early, at an age between 4-5 months, and
many of the bitches showed great fluctuations in intervals between oestrus cycles.
Some of the females showed abnormalities such as very short oestrus intervals of only 2-3 months, probably without ovulating.
Energi- och kostnadseffektiva klimatskal : För lager-, industri- och kontorsbyggnader
A study to optimize insulation thickness for stock-, industrial- and office-buildings for external walls and roof in an economical perspective has been conducted on behalf of DynaMate. DynaMate?s role is to maintain all Scania?s buildings. Analysis has also included other parts of the building envelope, such as windows, exterior doors and industrial doors. In this thesis, three different types of exterior wall constructions has been investigated, these are a sandwich design consisting of sheet metal and a another one consisting of concrete, as well as a wall of concrete with a coating of plasters.
Implementering av konstruktionsändringar inom ett globalt företag : En fallstudie på en indisk produktionsenhet
Långtidsbehandling med ventilator utan tillräcklig befuktning kan torka ut en patients luftvägarmed olika komplikationer som följd. Målet för detta examensarbete var att utveckla en ny teknikför att befukta och värma inandningsgasen. Ett fungerande koncept och en prototyp som styrkerkonceptet skulle tas fram.Marknaden för befuktare studerades och de vanligast använda befuktningsmetoderna granskadesför att hitta svagheter som behövde åtgärdas. De två vanligaste befuktartyperna är HeatedHumidifier och Heat and Moisture Exchanger. Den främsta nackdelen med Heated Humidifiervar dess tendens att övermätta luften med kondensutfällning som följd, och med Heat andMoisture Exhanger att inte tillräckliga fukt- och temperaturnivåer nåddes.Därför togs en ny design fram med målet att kunna styra fukt och temperatur oberoende avvarandra.
Underlag till energieffektiviserande åtgärder i nätstationer
Umeå Energi are working towards a goal, that in the year of 2018, they will be completely climate neutral. As a part of this, one target is to reduce their grid losses by 4 % of the 2012 level, which corresponds to an overall reduction of the grid losses of just over 1.7 GWh. In many residential areas, the distribution grid is designed and rated for electric heating as the heating in the houses. As many of the houses later has been converted to other types of heating, their electricity use has decreased and the total power output from many of the secondary substations has decreased significantly. Because of this, many of these stations today are well oversized, which in turn means that the energy losses in these stations are unnecessarily high.In this degree project, 25 secondary substations have been studied, all located in residential areas in and around central Umeå.
Termisk hantering av litium-jon- batterier i elektriska drivsystem
The automotive market is currently undergoing a historical change where stricter emission legislations and ever increasing fuel costs have intensified the search for effective alternatives to the conventional internal combustion engine, which has resulted in a substantial trend towards electrification of powertrains. Storage of electrical energy is the fundamental component in this technology where the lithium-ion batteries are currently considered as the most appropriate solution. Lithium-ion batteries, however, as other types of batteries, can only be used efficiently and durably within a specific temperature range.This Master thesis has been carried out in collaboration with Electroengine in Sweden AB, situated in Uppsala, which has an ongoing project regarding development of a modular battery system for electric powertrains. The project is at a stage where an initial prototype has been developed which provides the foundation for this thesis. The study has addressed the battery system performance from a thermal perspective, in order to validate the ability of the system to create a thermally serviceable environment for the lithium-ion battery cells.
Uppkomst av metaboliska rubbningar hos häst under tävling i distansritt ? omvårdnad och förbyggande åtgärder
During an endurance riding competition the onset of metabolic disorders leading up to elimination from the race are common. As many as 8,7 % of the horses participating in international endurance riding competitions are eliminated due to metabolic causes such as tachycardia, absence of borborygmi, hyperthermia and dehydration.
To prevent the onset of metabolic disorders in the horse the rider must be able to determine the physiological and physical status of his or her horse. This requires good knowledge in nutrition, physiology and performance training. The risk of developing metabolic problems is reduced through the right feeding management and training.
Pellets - en framtidsmarknad?
With higher prices for oil and increased focus on fossil fuels impact on the environment the heating sector are searching for alternative fuels. Pellets are a quite new product whose production has risen exponential in recent years. Today there are small-, medium-and large-scale users, where the large-scale consumers are the heating sector. The heating sector is mainly using oil to cover the increased demand during cold periods.
The purpose of this study is to analyze the potential of pellets if it would replace thermal power plants oil and coal. The study will also analyze the economic impact a conversion would mean for a heating plant and if the pellet is a reasonable substitute.
2008 statistics from the Swedish district heating association were analyzed and a calculation was performed to determine how many tons of pellets is needed to replace coal and oil.
Obehörig vinst
Unjustified enrichment is used as legal basis when a part claims compensation. Unjustified enrichment can be illustrated as: (A) made a profit on someone else?s loss (B) and if the profit is"unjustified"and has"no legal basis"it shall be returned, which then make it possible for B to claim compensation from A referring to the profit. B has in this case lost something that he owns. To be able to claim A for compensation must the loss of B also be a benefit for A.
UTV?RDERING AV APPLICERINGSTEKNIKER MED LASCAUX 303 HV Adhesivet Lascaux 303 HV anpassningsbarhet vid strukturella ?tg?rder p? m?leri p? duk
Lining techniques such as nap bonding and mist lining were developed in the late 20th century and
have gained popularity alongside with the increased use of acrylic emulsions as adhesives. The ability
of the adhesive to create a nap bond to the canvases without penetrating the fibers has shown
advantages regarding reversibility. In addition, the use of moisture, heat and pressure is reduced,
which can be advantageous for more sensitive paintings. These lining techniques have been included
in several studies where reversibility, minimal intervention and respect for the individual requirements
and problems of each object have been the focus. The adaptability of the methods has been confirmed
and to further explore the adaptability, this study consists of three simpler application techniques with
the adhesive Lascaux 303 HV on mockups.