Ergo Pikas

TL;DR: In this paper, the authors looked at economic benefits, including tax revenue, job generation, and disposable net income per 1M€ of investment, and energy savings on both an individual and national level.

Abstract: The Toyota production system, on which lean production is based, emerged as the unplanned result of unrelated improvements and innovations. Although the related practices and principles are...

TL;DR: In this paper, energy and investment intensity of integrated renovation variants were studied to determine cost optimal energy savings by 2030 as a part of new Estonian energy roadmap preparation, where 3-4 renovation variants with different ambition were defined, all including the installation of adequate ventilation system in order not to compromise indoor climate.

TL;DR: In this article, a prototype of a workflow management information system for construction, called "KanBIM", was implemented and tested on a large residential construction site in three stages, and the main significance of the results lies in the site personnel's positive experience with the system and their observations of the ways in which it could influence the behavior and productivity of crews.

TL;DR: In this article, the influence of high-efficiency external walls, roofs, windows, ventilation units and solar collectors on energy use and construction costs were studied by using multi-stage methodology for reducing the number of combinations.