Теми тижня

  • Technology of waste-free production

    The aim of the educational component is the formation of skills and competencies in future specialists to ensure the effective organization of new modern low-waste and zero-waste technologies in construction, promising technological processes, as well as laying the groundwork for preparing future specialists for a responsible position to participate in the development, development, planning of technologies and management in the production of road construction materials, making optimal decisions on this basis, taking into account the achievements of scientific and technical progress and international experience.

    Prerequisites for studying the educational component: the study of this educational component is preceded by the disciplines: "Ecology", "Engineering geology", "Construction materials science", "Physic-chemical mechanics of road construction materials".

    Course leader: Serhii Oksak, Ph.D., associate professor (https://rcf.khadi.kharkov.ua/kafedri/tekhnologiji-dorozhno-budivelnikh-materialiv/sklad-kafedri/oksak-sergii-volodimirovich/)

  • Topic 1. Low-waste and zero-waste production technologies. Basic concepts and definitions. Industrial waste and problems of its treatment

    Plan

      1. Basic concepts and definitions in the field of waste-free production technology. 

      2.  Development of waste-free production technologies. 

      3. Industrial waste and problems of its cleaning. 

      4. Complex processing of mineral raw materials is the basis for creating low-waste and zero-waste technologies.


    • Topic 2. Applying of industrial waste in construction

      Plan

      1. Construction needs in building materials and the problem of using industrial waste.

      2. Classification of industrial waste suitable for use in construction.

      3. Choice of the direction of use of industrial waste.


      • Topic 3. Stone road-building materials from waste of mining enterprises

        Plan

          1. Co-extracted rocks of mining enterprises.

          2. The use of incidentally mined rocks as crushed stone for the constructing of layers of road pavement.

          3. The use of co-extracted rocks as crushed stone and artificial sand for the cement concrete.

          4. The use of incidentally mined rocks as crushed stone and artificial sand for the asphalt concrete.


        • Topic 4. Stone road-building materials from waste of the chemical industry

          Plan

          1. The use of electrothermophosphoric slags for the production of crushed stone, cast slag products, slag pumice, slag wool and mineral binding materials.

          2. The use of ferrous industrial waste for the production of heavy aggregates and as additives for swelling clays in the production of expanded clay.

          3. The use of materials based on siliceous and sulfo-aluminosilicate waste as microfillers of cement-concrete mixtures and active mineral additives to Portland cement.


          • Topic 5. Mineral binders using production waste

            Plan

              1 Properties of metallurgical slag as a component of slag Portland cement.

              2 Properties and use of slag Portland cement.

              3 Slag-alkaline binders. General provisions, classification, constituent materials.

              4 Production of slag-alkaline binders.

              5 Physical and mechanical properties of slag-alkaline binders and the field of their use.


            • Topic 6. Use of by-products and industry waste in the production of cement-concrete mixtures, concrete and reinforced concrete products

              Plan

                1. The use of microfillers in order to increase the density of the microstructural component of concrete and replace part of the cement.

                2. Microfillers of cement and other mineral binders.

                3. Properties of mineral binders with various microfillers and concretes based on them.

                4. Technology of use chemical additives for various purposes in cements.

                5 Use industrial waste as aggregates in cement concrete.

                6. Ways of saving fuel and energy resources in the production of precast concrete.


              • Topic 7. Road organic binders from oil industry waste

                Plan

                1.Resins of pyrolysis of oil fractions.

                2. Petroleum polymer resins.

                3. Pyrophenic binder.

                4. Cubic residues of synthetic fatty acids.

                5. Acid tars.

                6. Intensification of oxidized bitumen production proc


                • Topic 8. Use of secondary products and Industrial waste in the production of asphalt concrete mixtures

                  Plan

                     1. Use of local mineral materials and industrial waste as mineral components of asphalt concrete mixtures.

                    2. Reduction of bitumen consumption by intensifying the technology of production of asphalt concrete mixtures and using alternative resources for obtaining organic binders.

                    3. Use of activated mineral powders.

                    4. Wet technologies for the production of asphalt concrete mixtures.

                    5. Reuse of old asphalt concrete in the production of new one.