K OZAWA, A NANAYAKKARA… - Doboku Gakkai …, 1989 - jstage.jst.go.jp
The objective of this research is to investigate the deformation and segregation process of fresh concrete as two-phase material around bifurcations in a pipe line network. Visualized …
A NANAYAKKARA, K OZAWA… - Doboku Gakkai …, 1990 - jstage.jst.go.jp
The aim of this research is to clarify the deformational compatibility for dense aggregate phase of concrete in tapered portions of pipe lines used for concrete pumping. The …
A NANAYAKKARA, K OZAWA… - Doboku Gakkai …, 1991 - jstage.jst.go.jp
The objective of this research is to establish the deformational compatibility for aggregate phase of concrete in bend pipes used for concrete pumping. The deformational …
The recent demand of high grade fresh concretes is the urgent matter of engineering to rationalize the concrete construction, especially under the latest social background of …
K MAEKAWA, K OZAWA… - Doboku Gakkai …, 1993 - jstage.jst.go.jp
In the fields of mechanical and mining engineering, liquid-solid two phase flow has been of interest to engineers with regard to the sedimentation of solid particles in pipe lines …
Recently rising are engineering demands for high-grade concrete at freshly mixed stage as well as the hardened1). This is because the physical features of fresh concrete at the …