Abstract: The present invention discloses a centroid adjustment device suitable for different types of loads, which belongs to the field of transportation and support technology, including an upper adjustment assembly, a connecting module, and a loading device. The connecting module includes connecting pieces and chain connection assemblies adjustable in length, both upper ends of the connecting pieces and the chain connection assemblies are respectively mounted on opposite sides of the centroid of the upper adjustment assembly and can be adjusted to move toward or away from each other at an upper end of the upper adjustment assembly, and both lower ends of the connecting pieces and the chain connection assemblies are respectively mounted on opposite sides of the centroid of the loading device.

Abstract: A telescopic ventilation pipeline device for a coal storage Eurosilo includes a second fan, an upper air pipe fixing interface, a telescopic air pipe, a bottom air pipe fixing interface, a mounting platform, and a ventilation air pipe, the telescopic air pipe being parallel to a central telescopic feed pipe of the Eurosilo, one end of the upper air pipe fixing interface being connected to the second fan, the other end thereof communicating with the top end of the telescopic air pipe, the bottom end of the telescopic air pipe, the bottom air pipe fixing interface and the ventilation air pipe communicating in sequence, and the bottom air pipe fixing interface being fixed to a spiral framework A-type frame of the Eurosilo. Compared with the prior art, the telescopic ventilation pipeline device is high in safety and ventilation efficiency and incapable of affecting the normal operation of the Eurosilo.

Abstract: A secure computing control method, a data packet processing method and device, and a system thereof are disclosed. The secure computing method may include: receiving a first data packet message for secure computing from a processor, the first data packet message including data packet information and secure computing configuration information corresponding to the data packet information; acquiring corresponding first data packet data from a memory according to the data packet information of the first data packet message; selecting a corresponding security algorithm according to the secure computing configuration information corresponding to the first data packet message; performing secure computing on the first data packet data by the selected security algorithm to generate secure computed second data packet data and a second data packet message corresponding to the second data packet data; transmitting the second data packet data to the memory; and transmitting the second data packet message to the processor.

Abstract: The utility model relates to environment-friendly energy-saving parallel-connection temperature-humidity regulation and control equipment, which includes a compressor unit, a condenser, an evaporation coil and a secondary heat exchange coil which are connected with one another through pipelines, wherein the evaporation coil and the secondary heat exchange coil are disposed in a temperature-humidity controlled region, and the temperature-humidity controlled region is further internally provided with a temperature-humidity transmitter; and further includes a bypass electromagnetic valve and an intelligent control cabinet