Sherstiuk D. Ensuring the geometric accuracy of welded shells aerodynamic fairing launch vehicle

Object of research - technology thermomechanical calibration of large-axisymmetrical structures; goal - to develop technologies that provide high accuracy finite large-conical and cylindrical shells main fairing launcher "Cyclone-4"; methods - analytical determination of parameters of the stress-strain state for the mandrel and shell, mathematical modeling using finite element method, experimental research thermomechanical process calibration using strain gauges; novelty - the mathematical model of thermomechanical calibration and found its numerical solution using the finite element method to determine the temperature and power and geometrical parameters of the thermomechanical calibration based on the maximum number of impacts; Results - Technological thermomechanical process calibration, allowing for ultimate precision manufacturing conical and cylindrical shells main aerodynamic obitchnyka launcher "Cyclone-4"; the degree of implementation - Association "Southern Machine-Building Plant. A. Makarov", Dnipropetrovsk national university Oles Gonchar; the area of using - rocket and space industry.