819 uppsatser · sida 38 av 55
… durable and robust object with a distinct function. They are transit objects constantly in transit or waiting for new loads. I do these things manageable, further reified, and transparent. In this way, I open their innermost being and essence, the functional, and move it into a …
Peltier element - waste heat into electricity
… elements and the efficiency ranged between 14 and 33%. From the circuit a constant 3.3V output was delivered. The main conclusion of this project is that furthermore Studies are needed in the material field because the elements available at the market today have too low …
… with low fuel consumption. It also proved that this lift height can be kept constant at different loads by the use of throttle, exhaust brake, or Miller late intake valve closing. The strategies of Miller, valve lift during the intake or exhaust strokes, and valve phase shift …
Framtida konsumtion, export, import och produktion samt konsumtion under inverkan av ett klimatavtal
… world. In a society where the effects of fossil fuels on global warming are constantly discussed, the nation’s production and consumption are subject to debate. Problems arise when negative aspects of consumption, such as emissions of greenhouse gases, are put in relation to an …
Att ta taxibeställningar till nästa steg
… Taxi application’s that let customer’s book trips are nothing new but they are constantly being explored and developed. The most common practice is to let the customer fill in from what address he or she wants to be picked up and to where he or she wants to be taken. Then the …
Analys av mätningar från byggbranschen
… in the phase of production. By striving for a kind of standardization with a constant quest for improvement, the productivity can increase while the costs of production fall. For this thesis has a case study been conducted at the construction company JM AB which is seeking this …
Abstract New methods, techniques and tools for the building industry are constantly being developed and improved and launched on the market. The problem in the building industry development is not that the products are not good enough. The problem is instead that the existing …
Ekonomi, miljö och drift
… boiler was deemed too demanding for the consumer since it requires constant maintenance ? something which is not desirable given that the house is designed for a family. Depending on what is combusted in the district heating the environmental impact could either be minimized or …
The sun is essential to life on earth and no matter where you are, there is a constant need of energy. Nearly 800 000 years ago man learned for the first time to use fire in a controlled way. Since then, fire has given us the opportunity to inhabit places despite a cold climate …
… reduced by comparing two different aeration strategies, by keeping different constant levels of oxygen and by using ammonium-feedback. In this latter test correlations between nitrous oxide emissions and various process parameters were studied. The experiments with different …
En utredning av möjligheterna med spillvattenvärmeväxlare
… A big advantage with DWHR is that the energy need for heating water is quite constant during the whole year compared to other demands, for example room-heating. Results from calculations in this report show that a reduction of 43 % of the heating demand for hot-water could be …
Sprickbredders beroende av betongkvalité, tvångseffekter och armeringshalt
… structural parts. The deformations caused by axial contraction due to the constant part of the shrinkage and the curvature caused by gradient shrinkage of the slab are then prevented by the fact that the slab is fully restrained. When the shrinkage and the curvature are …
Jämförelse i elanvändning för ventilation med olika luftflödesstyrsystem
… it more accessible for visitors and tourists. Theproject has been following a constant designing process to find alternative ways tocommunicate the information and make it more readable and legible with help fromseveral theories and discussions. The result became more …
Visuell information som hjälp för ett komplicerat betalsystem i kollektivtrafiken.
… it more accessible for visitors and tourists. Theproject has been following a constant designing process to find alternative ways tocommunicate the information and make it more readable and legible with help fromseveral theories and discussions. The result became more …
… in the concrete. In this case, the concrete was stocked in the O-funnel or was constantly giving very high outflow times. However, if the concrete is too stiff, the O-funnel can give false values. O-funnel does not capture variations of floating-way measurements well enough but …
