Procházení Ústav technologie stavebních hmot a dílců dle data publikování
Zobrazují se záznamy 1-20 z 110
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Verification of the Possibility of Solidification Product Made of Neutralization Sludge use in the Building Industry
(Elsevier, 2013-05-16)This paper deals with hazardous waste solidification /stabilisation, specifically neutralization sludge that comes from active industrial sources and neutralization sludge that comes from old ecological sources. As ... -
The mechanical activation of fly ash
(Elsevier, 2013-09-03)One of the main options in looking for the new building materials is using of wastes from an industry as a replacement of the existing ingredient. This way is used in the concrete production too. Basic effort is to find a ... -
Technology of concrete with low generation of hydration heat
(Elsevier, 2013-10-23)Modern technology of concrete includes a comprehensive elaboration of proposal related to concrete composition depending on the required parameters of fresh and hardened concrete. One of the fields related to the technologies ... -
Determine the Compressive Strength of Calcium Silicate Bricks by Combined Non-Destructive Method
(Hindawi, 2014-09-01)The paper deals with the application of combined non-destructive method for assessment of compressive strength of calcium silicate bricks. In this case it is a combination of the rebound hammer method and ultrasonic pulse ... -
Testing of Action of Direct Flame on Concrete
(Hindawi, 2015-01-22)The paper states results of experimental exposition of concrete test specimens to direct flame. Concrete test specimens made from various mixtures differing in the type of aggregate, binder, dispersed reinforcement, and ... -
Analysis of Inner Structure Changes of Concretes Exposed to High Temperatures using Micro X-ray Computed Tomography
(IRSM AS CR, 2015-03-02)The X-ray Computed Tomography (X-ray CT) represents a progressive non-destructive method of analysing the inner structure of materials. The method was used for monitoring changes in inner structure of concrete samples of ... -
Development of grout for additional seal embankment dams
(Elsevier, 2015-06-25)The technology of sealing sand and gravel by chemical injection has been known and used for a long time. Chemical grouting is however expensive and sometimes the use of cement does not lead to the desired effect. That is ... -
Solidification of Hazardous Waste with the Aim of Material Utilization of Solidification Products
(Elsevier, 2015-07-09)This work deals with the possibility of using solidification technology to transform the hazardous waste with the aim to achieve the material utilization of solidification products. For this purpose, it is necessary to ... -
Development of microstructure of the fly ash aerated concrete in time
(Elsevier, 2015-07-09)Calciumhydrosilicate components formed during autoclaving process are highly complex formations, which often blend together mutually and form a variety of intermediate products, from completely amorphous, to the good ... -
Method for the Accelerated Testing of the Durability of a Construction Binder using the Arrhenius Approach
(De Gruyter, 2016-05-02)The single most reliable indicator of a material’s durability is its performance in long-term tests, which cannot always be carried out due to a limited time budget. The second option is to perform some kind of accelerated ... -
Technology of Remediation of Embankment Dams by Optimal Grout
(Elsevier, 2016-05-31)Floods represent one of the greatest direct dangers of natural disasters in Europe. During floods, substantial material damage and often even losses of human life may occur. In the Czech Republic both of these were recorded ... -
Carbon Nanotubes in Cementitious Composites: Dispersion, Implementation, and Influence on Mechanical Characteristics
(Hindawi, 2016-06-14)In article were descibed possibilities of CNT's dipersion. Implementation CNT to the cements matrix and it's influence to the mechanical properties -
Alternative technology of constructing masonry structures designed for areas with increased seismic activity
(Elsevier, 2016-07-21)The Czech Republic is a country which generally sees low seismic activity; however, this activity needs to be taken into account in ca 50 % of the country’s area with 10 districts being considered as having seismic activity ... -
Study of the Use of Vacuum Insulation as Integrated Thermal Insulation in Ceramic Masonry Blocks
(Elsevier, 2016-08-03)Vacuum insulation panels (VIP) are thermal insulation materials with very low thermal conductivity. VIPs are commonly used in a broad spectrum of technical fields; however, they only see a small-scale application in civil ... -
Properties of concrete with partial replacement of natural aggregate by recycled concrete aggregates from precast production
(Elsevier, 2016-08-03)Recycled concrete aggregates (RCA) can be used as a replacement of natural aggregates for a concrete production to save natural sources and also to decrease amount of demolition waste which has to be landfilled. Precast ... -
Studying the Properties of Particulate Insulating Materials on Natural Basis
(Elsevier, 2016-08-03)Recently, materials based on secondary raw materials have been the focus of attention of building companies and end users as well. The reason for this are mainly the low material costs, easy manufacture and application in ... -
Long-term Observation of Yeelimite Clinker Hydration in Environment of Saturated Water Vapour
(Elsevier, 2016-08-03)Due to ecological overloading decrease, industrial by-products are utilized. Fly ash also belongs among these by-products. In Portland-composite cements, the high-temperature fly ash is applied nowadays, but fluidized bed ... -
Polymer-silicate composite based on alternative raw materials under conditions of increased temperature
(Elsevier, 2016-08-03)The paper presents research into studying the properties of composite materials with polymer-silicate matrix and porous (lightweight) filler. Specifically, the matrix based on cement substituted by 35% of alternative raw ... -
Study of the Moisture Behavior of Newly Developed Plasters Applied on Brick Pillars
(Elsevier, 2016-08-03)As part of research works devoted to the development of silicate thermal insulation materials, two mixtures of plasters based on lightweight aggregate and on traditional and alternative binders were designed. The ... -
Investigation of the process of heat transfer in the structure of thermal insulation materials based on natural fibres
(Elsevier, 2016-08-03)Thermal insulation materials based on natural fibres are some of the promising materials that are currently emerging on the construction market. These materials are important especially in terms of sustainable development, ...