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Lära för livet

Regular column on theatre in the weekly newspaper Arbetaren (The Worker).

An Approach to Adaptive Control Using Real Time Identification

An adaptive controller consisting of a real time identifier and a minimum variance regulator is discussed. The identification is done by augmenting the state with the unknown parameters of the process. This usually leads to a non-linear filtering problem. By choosing a model of special structure the problem can, however, be reduced to a linear problem. The control law is derived using stochastic o

Planning for evaluation of low energy buildings´ performance after a few years of operating

Both within Europe and Sweden energy requirements gradually are becoming more stringent in order to increase the share of new buildings with low energy use. However, if the construction and property owners sectors shall make decisions, about larger investments within the field of low energy buildings, a complete evaluation of the buildings´ performance after a few years of operation is needed. Acc

The development of NEXT STEP beyond Lean Production - The link between technology and economics with focus on sustainable developments

The paper provides a brief presentation of different production philosophies and their characteristics. How the one builds upon the other, and how those characteristics considered to be positive and of strong current interest are taken advantage of by developments underway in any given period are examined. Developmental trends that are evolving (NEXT STEP) or that can serve to complement the Lean