633 uppsatser · sida 41 av 43
Utredning av föroreningsbelastning och framtagande av åtgärdsförslag för att förbättra vattenkvaliteten
Hamrebäcken rinner genom östra delen av Västerås och har Mälaren som recipient. Under bäckens flödesväg tillkommer dagvatten och föroreningar i form av näringsämnen och tungmetaller från dess avrinningsområde. Bäcken utgör ett av de mest prioriterade vattendragen i Västerås …
… as BOD7. Trickling filters are sometimes used as a purification step for BOD-reduction. A trickling filter is a tower, which is filled with a carrier material. Microorganisms grow on the carrier material in the form of a biofilm. This biofilm consists mostly of bacteria that …
Modellkonstruktion och Utvärdering med ORWARE
… comparison showsthat anaerobic digestion of organic waste is beneficial for reduction of global warming butlikely has a greater economical cost than the conventional methods, e.g. incineration.
Utveckling, implementering och utvärdering av visualiseringsverktyg för minskad elanvändning
… office. The results from the interviews and the data analysis indicate that no reduction in electricity consumption took place, and a number of factors that could increase the chances of success were identified. The workstations covered by an electricity meter should correspond …
… and controls a servo motor towards the sound source with a P-regulated error reduction method. The project was implemented on the microcontroller ATmega328P from Atmel without using floating point calculations. The thesis was carried out on behalf of the company Jetspark …
Denna rapport ingår i ett examensarbete på avancerad nivå inom ämnet produktutveckling.Arbetet innefattar en fallstudie som genomförts vid RTGA, Scania CV AB i Södertälje.Examensarbetet omfattar 30 högskolepoäng och har genomförts av undertecknad,teknologstudent från Mälardalens …
Chemical Production Unit
… allow the customer to work with concentrated detergents. This leads to serious reduction in the clients use expenses. Two units have been developed with this technique, one that is stationary and one that is mobile. The dissertation has led to good results which resulted in the …
… the opportunity to optimize their equalized structure even further with less reduction of task intervals, a better task spread out and higher operational safety.
… to incentive structure among district heating customers can counteract a reduction of the district heating volume. Incentives that promotes further energy efficiency are environmental goals and influence from society. Customer comfort is identified as a factor both for and …
Ekonomisk och hållbar utveckling
… heating gives reduced carbon emissions of 203 tons of CO2 / year and a reduction in resource consumption by 481 MWh of fuel. The corresponding figures for geothermal heating are 173 tons of CO2 / year and 421 MWh of fuel.
… has a cost of 155 000 SEK while the new concept will cost about 60 000 SEK, a reduction of 61 %. The current positioning table and new concept requires same type of maintenance.
Since the 19th century the concentration of CO2 in the atmosphere hasincreased by 40 percent as an effect of the use of fossil energy sources.Increased concentration of CO2 will likely lead to increased temperature,changes in precipitation, rising sea level and increased …
… to scaleup, in order to compete on a global market. This has resulted in a reduction in the number ofsmaller dairy farms in Sweden, from about 40000 to just over 4000 over the last 30 years. Thepurpose of this study Svenska mjölkbönder, snart ett minne blott? ? …
? CTI-projekt Holmen Skog/Örnfrakt 2005-2006
… vechicle and a conventional timber transport vehicle showed a cost reduction of 4-6 % per hour for the CTI-truck when the CTI systems positive effects were taken in consideration.
Optimal reduction limits for cold-drawn tubes
Dragbänken installerades på avdelning kallbearbetade rör på Ovako i Hofors 1990. Sedan dess har kvalitetskraven på de dragna rören ökat. Samtidigt har produktivitetskraven ökat, det vill säga att tillverka rör till rätt kostnad. I produktionsplaneringsprogrammet finns gränser …
