Issue №6, 2016
More than just a kiln scanner
The article is devoted to infrared scanning systems for cement rotary kiln shells manufactured by Thermoteknix (UK)| Author: R. Salisbury |
| Section: Control of production |
| Keywords: kiln shell scanner, coating, hot spot |
Increasing the energy efficiency of cement production with gas analysis systems
The article is devoted to gas analysis instrumentation in rotary kilns by ENOTEC GmbH, Germany| Author: A.V. Katkovskiy |
| Section: Control of production |
| Keywords: gas analyzing, CO, O2, NOx, gas sampling |
A process control system to improve the efficiency and profitability of cement production
The article reviews a new version of ECS/ProcessExpert 8.3 software from FLSmidth Automation, a process control system for cement production| Author: K. Becerra |
| Section: Automation of production |
| Keywords: cement production, process control, optimization, automation, product quality |
New efficient filter materials for dry gas cleaning
The article describes the product of OOO ECO-COM, a double-layer RK-type filtering material, whose performance characteristics exceed those of traditional fabrics used in bag filters| Author: R.I. Kritskiy |
| Section: Ecology and safety |
| Keywords: dry gas cleaning, filter bag |
Towards a new generation of calcium sulfoaluminate cements
Calcium sulfoaluminate cements, first developed commercially in China in the 1970’s, are being investigated as an alternative to traditional Portland cement.| Author: S. Skalamprinos, M. Whitaker, G. Jen, I. Galan, M.S. Imbabi, F.P. Glasser |
| Section: Science and production |
| Keywords: sulfoaluminate, calcium sulfate, setting time, calorimetry, SEM |
Effect of pyrocatechin on hydration of Portland cement in the early period
The influence of pyrocatechin on hydration of Portland cement in dosages of 0.02-0.1% by weight was investigated by solid-state NMR spectroscopy of nuclei 27Al and 29Si| Author: A.S. Brykov, N.S. Paritskaya, M.V. Mokeev |
| Section: Science and production |
| Keywords: pyrocatechin, Portland cement, hydration, setting, ettringite, NMR spectroscop |
Effect of polycarboxylate superplasticizers on the properties of plaster materials
Effect of polycarboxylate plasticizers (superplasticizers) from different vendors on the properties of plaster and gypsum stone was examined| Author: I.N. Medvedeva, A.S. Panfilov, D.M. Aleshunin, M.E. Voronkov |
| Section: Science and production |
| Keywords: superplasticizer, plaster, self leveling floor, setting time |
Hydration of calcium aluminate cement with calcium sulfate and supplementary cementitious materials
The main products of the building chemistry industry are ternary blends composed of Portland cement (PC), calcium aluminate cement and calcium sulfate. In this study, low levels of PC were replaced by supplementary cementitious materials (SCM).| Author: J. Bizzozero, K.L. Scrivener |
| Section: Science and production |
| Keywords: hydration, microstructure, calcium aluminate cement, slag, limestone |
Coarse granite aggregate in the accelerated tests stimulating interaction between alkali and silica
The research aimed at identifying characteristics of alkali-silica damage of concrete with coarse granite aggregate and establishing the extent to which different types of sand influence the reaction between alkali and silica in the concrete with granite aggregate| Author: K. Fischer, L. Urbonas, D. Heinz |
| Section: Concrete |
| Keywords: concrete, alkali-silica reaction, granite coarse aggregate, river sand, quartz sand |
First results of creep tests of concrete damaged by alkali-silica reaction
The article presents results of tests of mechanical properties and creep strength of the concrete damaged by ASR| Author: H. Ozkan, H.-W. Reinhardt, O. Mielich |
| Section: Concrete |
| Keywords: concrete, coarse aggregate, creep, static modulus of elasticity, compressive strength |