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pro vyhledávání: '"Mats Ullmar"'
Autor:
Dino Muhic, Petteri Vuorio, Christer Sandberg, Mats Ullmar, Per Engstrand, Lars Sundström, Juha-Pekka Huhtanen
Publikováno v:
Nordic Pulp & Paper Research Journal. 26:224-231
The goal with this work was to study the effect of segment design on electrical energy consumption and pulp quality in double disc TMP production. Mill scale trials were performed with refiner segm ...
Publikováno v:
Nordic Pulp & Paper Research Journal. 25:420-427
In 2008 Holmen Paper Braviken invested in a new TMP-line. The primary stage refining system of pressurized counter-rotating double disc chip refiners in this TMP line has been investigated. The aim ...
Publikováno v:
34th Aerospace Sciences Meeting and Exhibit.
Experimental results are presented concerning the evolution of instabilities generated by the interaction between low‐level broad‐band acoustic waves and small two‐dimensional roughness elements. Streamwise perturbation velocity spectra are mea