117 uppsatser · sida 6 av 8
… the hot rinse. This stops cold water from entering the tub of the dishwasher cooling down its interior and dishware. The channels of the heat exchanger were dimensioned to get the highest possible temperature efficiency. The final channels are rectangular with the dimensions …
… drive shafts and axle gears. The developed systems for steering and cooling should be kept if possible and use of 20 ?rims was a requirement. The work started with a background study and was followed by a phase of concept development. A range of concepts for driveline layouts …
… a temperature of 60 °C before it is cooled to the surrounding temperature in cooling towers or in heat exchangers. Because of drastically increasing energy prizes and in some cases lack of energy resources, it is very interesting to try to recover the energy the water contains …
… work to increase the efficiency of the gas engine, implement of some external cooling system by heating exchange device. That gives an opportunity to heat (primary) the digester, (but even all internal public areas) with its own superfluous heating.The report shows that if the …
… in polystyrene foam boxes outside, until September when they were kept in a cooling area at 2-3°C. In March 2007 the pupae were placed in a climate chamber with 26°C, 16:8 L:D and 70 % RH. 278 Lemophagus errabundus, 783 Tetrastichus setifer, 304 Mesochorus lilioceriphilus and 1 …
Hur uppnås ett fungerande samspel mellan individualisering och gemensam undervisning i matematik?
… was the result of the synthesis of, and careless usage of these substances in cooling fluids, hydraulics, pesticides etc. Background levels of dioxins and furans in sealed samples prior to this era suggest that former sources of these substances existed. Salt glazing is a method …
… was the result of the synthesis of, and careless usage of these substances in cooling fluids, hydraulics, pesticides etc. Background levels of dioxins and furans in sealed samples prior to this era suggest that former sources of these substances existed. Salt glazing is a method …
Detta är ett examensarbete som genomförts hos Göteborg Energi AB och syftar till att utreda omkryogen uppgradering av biogas med fördel kan ske genom att producera nödvändig kyla medvärmedriven absorptionskylmaskin. Göteborg Energi är en av tre parter som tillsammans ska bygga …
… improve reliability and lower the weight graphite may be used for electronics cooling. Graphite is an anisotropic material and has thereof high thermal conductivity in two directions (in-plane) and a relatively low conductivity in the third direction (through thickness). The …
Inom Radiostyrd Bilsport tävlas det med ett antal olika klasser som drivs av 2-taktsförbränningsmotorer. Dessa blir mycket varma och måste kylas av. Det sker med hjälp av enkylfläns som är monterad ovanpå förbränningsrummet, och som kyls av fartvinden.HP Hobbyprodukter har …
Undervisningshuset och Biblioteket i Uppsala
… need to purchase electricity for operational uses and energy for heating and cooling by 20%, from 99 kWh/m2,year to 79 kWh/m2,year. This corresponds to a 92 tonne decrease of annual carbon dioxide emissions from energy production and water purification. The total investment cost …
En jämförelse mellan austenitiska och rostfria stål
… to highlight a choice of material for manufacturing of spare tanks used for cooling water at nuclear power stations on the Swedish west coast. In this report 316L and the duplex stainless steels 2205, 2304 and LDX 2404 have been compared according to corrosion resistance …
Undersökning av ett nedlagt oljebergrum
… to bemade or the rock cavern can be used tomeet the future demand of districtcooling in Solna, Sweden. Additionallythis thesis investigates the possibleuse of different techniques to utilizethe phase change energy of water.Simulation shows that it’s possible toutilize the …
Metoder för att sänka återledningstemperaturen
… of the cogeneration plant in Malå, by lowering the temperature of the cooling medium. Another benefit that comes from this is improved combustion efficiency at the power plant, since drying the fuel causes an Increase of the heating value. Simulations has been made in Excel, and …
Resteffektkylning av mellanlager för använt kärnbränsle (CLAB) Oskarshamn
… control the pumps by changing the rotational speed and thus change the water's cooling effect on the nuclear fuel. In this study, I investigated the interference AC drives causes the feeding network and how to go about averting them. I show what profits there are between the …
