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Towards a seamless integration between process modeling descriptions at Business and Production levels - work in progress

To fulfill increasing requirements in the manufacturing sector, companies are faced with several challenges. Three major challenges have been identified regarding time-to-market, vertical feedback loops and level of automation. Grafchart, a graphical language aimed for supervisory control applications, can be used from the process-planning phase, through the implementation phase and all the way to

At the end of the silver flow : Islamic dirhams in Sigtuna and the shrinking Viking network

In this paper, a classic subject will be addressed: the last import of Islamic dirhams into Scandinavia. The place under study is Sigtuna, established in c. AD 980, a date that sets the earliest possible deposition for nine retrieved dirhams. The main objec- tive is to provide data for their chronology and provenance, and to confirm under which regent they were issued. With this data at hand, an a

Nyodling i Sverige under 2000-talet. Förekomst och orsaker - en preliminär analys.

Rapporten beskriver förekomst och orsaker av nyodling i Sverige under 2000-talet utifrån ett antal gårdsfall där enskilda skiften nyodlats och två års statistik över skogsavverkning med ändamålet att föra över skogsmark till jordbruksmark. Statistiken diskuteras på nationell, läns- och kommunnivåer och jämförelser görs av nyodlingsarealen med befintliga arealer jordbruks- och skogsmark liksom av a

Battery Chargers for Electric Vehicles - A Project Description

A battery charger for electric vehicles is to be designed. The charger should have advantageous impact on the utility grid, for example filtering capabilities, reactive power compensation, etc. several battery chargers forms a network where communication between the chargers and the vehicles and some distribution level master controller is an important issue. A possible battery charger topology is