- 1. Influence of ice structure on vitability of frozen sand-water and sand-clay mixtures
- (Content №1 2024)
- ... artificial freezing of soils for underground constructions. Methodology. In this research, sand, clay, and water are used. Ice quality is estimated visually after water freezing at -15 °C in glass tubes. ...
- Created on 29 February 2024
- 2. Problems of operating heating boilers of increased environmental efficiency
- (Content №6 2023)
- ... on the internal surfaces of air ducts and their freezing in some operating modes during in the cold period of the heating season. It is also shown that an effective solution to existing problems can be ...
- Created on 23 December 2023
- 3. Long-term thermal productivity of polystyrene concrete in a new composite wall in a fixed formwork
- (Content №3 2023)
- ... 14. Guo, B., Yu, Ch., Yu Han, Y., & Zhu, J. (2012). Long-term Performance of Concrete Suffered Infant Age Freezing. Advanced Building Materials and Sustainable Architecture, PTS 1-4, 174-177, 524. ...
- Created on 27 June 2023
- 4. Feasibility study of exploiting gearbox oil temperature of wind turbine for improving a heat pump water heater in cold areas
- (Content №2 2021)
- ... (SCs) that are used in combined solar assisted heat pump (SAHP) because the SCs have various problems, such as large heat loss, low efficiency, freezing and tube-burst, which may limit their applications. ...
- Created on 29 April 2021
- 5. Impact of water saturation effect on sedimentary rocks strength properties
- (Contens №4 2020)
- ... B., Sun, Y., Wang, B., Han, Ya., Zhang, R., & Wang, J. (2020). Effect of water content on mechanical and electrical characteristics of the water-rich sandstone during freezing. Environmental Earth ...
- Created on 30 August 2020
- 6. Analytical study of heat transfer in absorptive horizons of borehole at forming cryogenic protecting of the plugging material
- (Mining)
- ... Development of the method for calculating parameters of rock freezing process in cryogenic screen formation using a new innovative technology of elimination of the drilling liquid absorption in the well. ...
- Created on 24 July 2017
- 7. Study of heat transfer in cryogenic gravel filter during its transportation along a drillhole
- (Geotechnical and mining mechanical engineering, machine building)
- ... – вип. 2. – Т. 1. – С. 89–94. Pobrezniuk, Ye.B. and Ryadno, А.А. (1999), “The mathematical model of freezing (thawing) in less-permeable, water-saturated, porous environment, which contains ...
- Created on 24 December 2013
- 8. Substantiation of method of formation of ice hydrate blocks with the purpose of transporting and storage of hydrate generating gas
- (Mining)
- Authors: L.O. Pedchenko, Yu. Kondratiuk Poltava National Technical University, Postgraduate Student, Poltava, Ukraine M.M. Pedchenko, Yu. Kondratiuk Poltava National Technical University, ...
- Created on 16 November 2012