Uppsatser om density

255 uppsatser · sida 17 av 17

Flygteknik

Konceptstudie av ett obemannat flygplan

Kandidatuppsats · KTH

… the most. Since carbon fiber has a higher yield strength and a much lower density, the construction doesn’t need as much material. This some what negates the fact that carbon fiber is much more expensive than aluminium. Besides a lighter airplane requires less energy in use …

Förklaringsmodell för cykelresor i Trondheim

Fysiska och demografiska faktorers betydelse för det geografiska resmönstret

Masteruppsats · KTH

… model is elaborated. The variables distance to the regional center, workplace density, percentage separate bike paths and hilly terrain explains 78 percent of where cycle journeys are undertaken. Single variable with the highest explanatory power is degree of separate bicycle …

Syntes av hydroxyapatit/ nanocellulosa kompositer

Masteruppsats · KTH

… them are due to their great mechanical properties, high aspect ratio and low density. On the other hand, hydroxyapatite (HAp) is a kind of calcium phosphate and a main component of bones and teeth. The purpose of the present study is to make oriented nano-sized composites with …

Genomisk selektion inom köttraser

Kandidatuppsats · SLU

… population. There is however a market for genomic selection with High Density (HD) tests for beef cattle. It is foremost offered to Black Angus where a HD test of 50 000 markers are used for production traits. GS for beef cattle could be utilised for traits that are expensive or …

En studie av viltets påverkan på Skogssällskapets fastighet i Selesjö

Kandidatuppsats · SLU

… were found for all wild species investigated. The estimated population density for the different species varied from one to five animals per 1000 ha. These numbers were lower than expected. The amount of eaten pasturage was considered normal compared to other studies. The level …

Vi i individualismens samhälle?

En studie över fackföreningsorganisationens ställning i det individualistiska samhället

Examensarbete, avancerad nivå · Linnéuniversitetet

… and collectivistic approaches to the labour market in relation to union density. The different approaches are investigated in the labour market by means of a quantitative survey. The study's survey items are workers in the timber industry. The study results indicate that the …

Effektivisering av urvalsprocesser vid analysering av björnspillning

Ett förslag till den svenska förvaltningen av brunbjörn <em>Ursus arctos</em>

Kandidatuppsats · Umeå universitet

… variations in logistic regressions coefficient b, in other words bear density and probability in finding same individual in several faeces. We can show making selection by chance is the most uncertain method. Making selection by spatial distribution, without take in account …

Design och framtagande av mätanordning för ström och effek på trefas ledare

Josi Periferi strömmeter

Examensarbete, grundnivå · Uppsala universitet

… attaching sensors around the supply cable, the magnetic field asymmetric flux density can be used and induce voltage proportional to the current in the cable. The result is an instrument that with a computer calculates current, phase angle and power. Measurements of the current …

Erfarenheter av utedrift med köttdjur i Sverige och Kanada :

Examensarbete · SLU

… of roof, an accepted weather protection is provided. Results show that a high density of cattle on a small surface affects the soil porosity and the vegetation cover in a negative way. Both the Canadian and Swedish experiences show that the animals had clean furs although there …

Simulering av valkar i pappersrullar

och analys av de slappa stråk som uppkommer

Examensarbete · Karlstads universitet

Då en pappersrulle har partier där pappret är längre kallas det ibland för slappa stråk. Det finns flera orsaker till slappa stråk och en av dessa orsaker är att pappret har en ojämn tjockleksprofil. I dessa fall uppstår de slappa stråken eftersom den ojämna tjockleksprofilen …