In order to reduce the loss of internal resources of the quadrotor during its flight, based on the dynamic model of the quadrotor, the controller is designed by the backstepping method and it realizes the attitude tracking control of the aircraft. On this basis, an eventtriggered controller is constructed by introducing an event-triggered mechanism, thereby reducing the resource ...

This work gives an example of additional soil protection at the foundation of the viaduct and describes the technology of this protection.

With the rise in the standard of living of people, the shortcomings of traditional dwellings gradually began to emerge. Therefore, traditional dwellings have required changes to meet the needs of modern life. But these changes are aimed at protecting the architectural style and reviving design based on the continuation of the original architectural culture, with the aim of creating ...

Singapore is a smart city. Consider this fact using examples of innovations in the construction of bridges. These are Helix Bridge and Henderson Waves Bridge.

The activity of railway transport as a part of the unified transport system of the country contributes to the normal functioning of all sectors of social production, social and economic development and strengthening of the state's defense capability, international cooperation of Uzbekistan. In the transport system of the Republic of Uzbekistan, railways are the key, and in some ...

In this paper, the interface compatibility of ABS fiber is studied by mechanical testing and SEM analyzer. ABS fiber treatment adopts physical and chemical methods. Experiments show that ABS fiber is beneficial to mechanical properties and impermeability.

This article describes a Japanese bridge built entirely of composite materials.

FEA of a load-bearing system for well-known Asinelli’s tower is provided. Threelayer model “outer brick – filling – inner brick” is developed for historic tower walls. Frictional contact pair is created between the tower itself and the basement. Static simulation of gravity and hurricane loading is fulfilled. Stress state harmonization between outer and inner brick shells is ...

Description of the part with the choice of a suitable operation for forging, modeling in the CAE system of the extrusion operation at a heating temperature of the workpiece 850 C. Selection of equipment based on the results obtained and analysis of material savings.

The article discusses the possibility of using oil sludge in the construction of structural layers of road pavements. A technique for determining the optimal content of oil sludge in the mixture is considered. Technologies for the use of oil sludge in road construction are proposed, as well as their advantages and disadvantages are considered.