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382 Uppsatser om Head tilt - Sida 1 av 26

Nivådiagnos med sensorfusion : Utveckling av koncept för nivåmätning i lutande tankar 

Today?s system to measure the volume in a tank consists of a vertically placed sensor. When a vehicle is tilted the level of the fluid might change and if the volume is calculated based only on the information from the sensor it could result in a incorrect value.This thesis exams a new method to calculate the volume in tanks by using sensor fusion to crosscheck the i formation from the level sensors when the vehicle is tilted. The information is then used to see if it is possible to identify the grade of tilt by the change of fluid level. If the grade of tilt can be measured then the volume can be calculated in a more accurate way.

AUTOMATISK PAN/TILT-KONTROLLER FÖR ANTENNINRIKTNING

This report describes the design and construction of a prototype that automatically aims a microwave link towards a target. The link, that is located on a mobile aerial mast, is used by Saab Training Systems as a part of an infrastructure network. The report also discusses the development of a GUI that communicates with the control unit by Bluetooth.The control unit, called Pan/Tilt-controller, controls the position of the link by stepping motors. One motor controls the azimuth angle and the other one controls the elevation angle.By a GUI the operator enters the coordinates on its own position and the targets position. Hereafter a bearing is calculated and it will be sent up to the control unit.The control unit will sense its own direction by a magnetic sensor that works as an electronic compass.

TILT - en serie glas

This work describes a series of glasses, both for people withvisual handicap, and the glasses are not only limited for use onlyby people with poor sight.I have, based on the course Senses, done research and lookedinto how to design glasses for visual handicapped people interms of function, look and expression.I have elaborated with several different glasses and performedmany experiments to come up with my final result, consisting ofa series of glasses.The glasses in the series are made with a weight on one side, onestep on the bottom to get the possibility for the glass to tilt over,which enables you to both hear and see when you have reach acertain amount of substance in the glass.It has also been important for me that the glasses express somethingand get an individual identity.The result became glasses for whiskey, coffee, shots and mullwine..

Beräkning av ASME-flänsar enligt EN-standard

In this thesis, a transparent model of the human head has been constructed which was filled with a substance that represented the brain. This model was later crash tested. This was done in order to examine how a transparent model of the human head can be constructed to generate accurate data from crash tests. It was also done in order to examine how impacts on the front of the head can deform the rear of the brain. When a head is decelerating, the brain moves forward inside the skull and may hit the front of the skull.

Lokal anpassning och implementering av Operation Management System

In this thesis, a transparent model of the human head has been constructed which was filled with a substance that represented the brain. This model was later crash tested. This was done in order to examine how a transparent model of the human head can be constructed to generate accurate data from crash tests. It was also done in order to examine how impacts on the front of the head can deform the rear of the brain. When a head is decelerating, the brain moves forward inside the skull and may hit the front of the skull.

Engreppsskördare med Head-Up Display

Arbetsbelastningen för föraren i en engreppsskördare är stor. Vid aptering måste föraren fokusera om blicken för att läsa av information från en Head-Down Display (HDD) samtidigt som föraren måste ha kontroll på kranspetsen vilket bidrar till arbetsbelastningen.Syftet med projektet var att undersöka om arbetsbelastningen i engreppsskördare reducerades med Head-Up Display (HUD) under aptering. Först testades fyra HUD-gränssnitt i en simulator, därefter omarbetades gränssnitten innan de slutligen testades i en engreppsskördare i fält. En HUD-demonstrator utvecklades för detta ändamål.Resultatet visade att arbetsbelastningen samt apteringstiderna minskade i simulatortestet med HUD jämfört med HDD. I fältstudien förblev arbetsbelastningen oförändrad men apteringstiderna minskade.Att arbetsbelastningen minskade med HUD jämfört med HDD kan bero på att HUD är bättre än HDD och/eller att konceptens gränssnitt är effektivare att arbeta med än Valmet Maxi gränssnittet.En HUD-demonstrator som fungerar under ljusstarka förhållanden och som tål påfrestningarna i en skördare borde utvecklas för vidare tester..

Mekanisk modell av människans huvud för simulering av skalltrauma och hjärnskada

In this thesis, a transparent model of the human head has been constructed which was filled with a substance that represented the brain. This model was later crash tested. This was done in order to examine how a transparent model of the human head can be constructed to generate accurate data from crash tests. It was also done in order to examine how impacts on the front of the head can deform the rear of the brain. When a head is decelerating, the brain moves forward inside the skull and may hit the front of the skull.

Bibliotekschefer och stress - En kvantitativ studie av arbetsrelaterade stressfaktorer i svenska folkbibliotek

This dissertation discusses head librarians in Swedish public libraries and the stress factors which affect them. The aim is to map out potential stress factors which head librarians come across in their day-to-day work. The purpose of the dissertation is to answer the following question: what stress factors affect library managers in Swedish public libraries? The dissertation was conducted through a literature study, informal interviews and a quantitative questionnaire. The results of the quantitative questionnaires show that the factor that produces the highest level of stress is having too many different tasks.

Seroprevalens av antikroppar mot Encephalitozoon cuniculi hos friska tamkaniner :

The aim of this study was to determine the prevalence of antibodies against the intracellular protozoan Encephalitozoon cuniculi in healthy pet rabbits. Encephalitozoonosis is an important differential diagnosis to ascending infection with Pasteurella multocida in the ears since a common symptom is vestibular syndrome. Samples were collected from healthy rabbits that were brought to an animal clinic in Stockholm for some kind of prophylactic procedure. The samples were analysed by an India-ink Immunoreaction test / Carbon Immunoassay. Of 106 rabbits 7 (6.6%) were seropositve.

Två nyladdade batterier och en morotskaka : - Konsten att motivera sig själv som chef

When we started this study we quickly saw that almost all the previous research that we find was focused and concentrated on the fact that the employees should be motivated. The research also presents a top-down perspective which means from the head to the employee. A Swedish newspaper wrote in an article that 1/3 of all Swedish heads can?t motivate their employers. A Swedish internet platform discusses this and says that heads need to be motivated to be able to motivate people around himself.

Informationsförmedlingen till Försäkringskassans handläggare

The main purpose of this master thesis is to study the information support by the head office of the Swedish social insurance office to its administrators. The thesis only focuses on information that concerns laws, regulations and instructions. The study is based on an interview with the head of the division of law at the social insurance head office and a questionnaire answered by administrators in four different counties. The purpose with the interview was to find out about the information strategy of the head office and in the questionnaire the administrators could describe their opinion of their information support. Our special interest was the information channels and how the administrators were able to absorb the essential information.

Den provocerande kroppen : En diskursanalytisk studie av konstkritiska texter som behandlar utställningarna Paul McCarthy Head Shop/Shop Head och Nationalmuseums Lust & Last

Syftet med denna studie är att utföra en kritisk diskursanalys av ett urval konstkritiska texter som behandlar utställningarna Paul McCarthy: Head Shop/Shop Head från 2006 och Nationalmuseums Lust & Last från 2011. Utställningarna exemplifierar det jag kallar för den provokativa konstens diskurs. Genom analyserna vill jag se hur ett urval kritiker mottagit utställningarna samt ge en bild av den provokativa konstens diskurs med dessa två utställningar som exempel..

Optimering av smidesgeometri för P-fläns på bakre turbinstativ (TEC)

This thesis work has been performed at Volvo Aero Corporation in Trollhättan, at the department of ?hot structures? involving aircraft engine GP7000. The purpose with the study was to investigate the possibility to reduce size of the forging of flanges on the rear turbine frame when purchasing. Thereto examine the parameters that affect the flanges motion during the manufacturing process. The goal was to provide Volvo Aero with foundation to later bring in slimmed forgings.

Smärtlindring hos kalv efter avhorning. En beteendestudie där effekten av meloxikam som postoperativ analgesi utvärderas :

In this study, 29 calves were dehorned by heat cauterisation at the age of 1 to 8 weeks. Before the procedure, the calves were given local anaesthetic but were not sedated. In connection with the dehorning, 14 calves were given the non-steroidal anti-inflammatory drug (NSAID) meloxicam and 15 calves were given placebo. During the following three days behavioural studies were performed to investigate if the different treatments had any effect on the calves´ postoperative behaviour. Head shakes, head rubs, kicks and ear flicks were studied, as earlier studies have shown that an increase in these behavioural patterns suggests postoperative pain.

Effekt av huvudets position på avståndet mellan tornutskotten i thoracolumbalregionen på häst :

Back problems are well noticed in horses, especially in horses used for riding. Kissing spines (impingement of the dorsal spinous processes) are often found at radiographic examinations of the thoracic spine. Kissing spines is a radiological diagnosis, indicating that parts of at least two adjacent dorsal spinous processes are in contact with each other. It is not uncommon that horses without clinical signs of back problems have some degree of kissing spines. It is therefore not sufficient with a radiographic examination to say that the cause of pain is kissing spines.

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