4results about How to "Solve the problem of temperature difference" patented technology

This utility model relates to the field of machine tool processing technology, specifically to a heat dissipation vortex tube for an ultra-low temperature micro-volume environmentally friendly cooling system; it includes a heat dissipation valve body, a distribution network, a vortex tube, a vortex seat, a distribution valve, a seat nut, an air inlet connector, a regulating valve, and a silencer; the vortex tube is threadedly connected to the heat dissipation valve body, the vortex seat is fixedly connected to the vortex tube, the distribution valve is fixedly connected to the vortex tube, the seat nut is threadedly connected to the vortex seat, the air inlet connector is threadedly connected to the vortex seat, the regulating valve is threadedly connected to the heat dissipation valve body, and the silencer is threadedly connected to the heat dissipation valve body. This allows the vortex tube assembly to generate ultra-low temperature compressed gas more quickly even at higher ambient temperatures, thereby meeting the need for rapid cooling of the high heat generated during machine tool cutting, ensuring the machining accuracy of the machine tool, significantly improving tool life, reducing cooling smoke, and significantly improving the workshop production environment.

The utility model relates to the technical field of new energy automobile cooling systems, in particular to a uniform flow type efficient power battery liquid cooling plate which comprises a water inlet pipe, a water outlet pipe, a water inlet collecting pipe, a water outlet collecting pipe, a porous runner plate and a uniform flow partition plate, the porous runner plate is provided with a plurality of small holes, and the small holes are round holes, square holes or special-shaped holes. The uniform flow partition plate is arranged in the water inlet collecting pipe, the porous flow channel plates are arranged in parallel, the two ends of each porous flow channel plate are connected to the water inlet collecting pipe and the water outlet collecting pipe respectively, the water inlet pipe and the water outlet pipe are connected to an external pipeline through flanges respectively, and all the components are integrated through brazing. The utility model has the advantages that the temperature difference between the battery cells of the power battery pack can be reduced, the temperature uniformity is improved, and the service life of the battery is prolonged.

The invention relates to a high-temperature neutron irradiation device, and belongs to the technical field of irradiation. The high-temperature neutron irradiation device comprises a plurality of irradiation containers, two heat insulation pieces and a shell. A cavity for accommodating an irradiation sample is formed in the irradiation container, and protruding pieces are arranged at the two ends of the irradiation container in the preset direction; the irradiation container is made of zirconium; the two heat insulation pieces are arranged at the two ends of the multiple irradiation containers in the preset direction respectively, and the heat insulation pieces are used for being arranged outside the protruding pieces of the multiple irradiation containers in a sleeving mode at the same time, so that the multiple irradiation containers are arranged in the circumferential direction in the preset direction, and the adjacent irradiation containers abut against each other; the two ends, in the preset direction, of the shell are detachably connected with end covers. The irradiation container and the heat insulation piece are both contained in the shell, and the end, away from the irradiation container, of the heat insulation piece is detachably connected with the corresponding end cover. The device can realize high-temperature irradiation and irradiation environments with high temperature in the shell and normal temperature outside the shell, samples placed in each irradiation container can be flexibly selected according to experimental requirements, and the applicability is high; the assembly is convenient and the structure is stable.

A kind of tilting-pad radial partial load bearing for ultra-supercritical steam turbine unit.It relates to the field of steam turbine unit sliding bearing.When existing actual load is inconsistent with design load, it leads to uneven temperature of left and right pads, insufficient oil film thickness, and easily causes wear and vibration problems.The tilting-pad radial sliding bearing includes bearing shell, upper supporting pad, lower supporting pad, stop pin, gasket set, cylindrical gasket, adjusting gasket, supporting pin, spring, oil seal ring, check valve, oil baffle, oil injection port.The supporting part adopts four-pad tilting-pad structure, and the relative position of fulcrum of pad is LC / L=0.6 (LC is the arc length of fulcrum position of pad, and L is the arc length of pad).Eccentric support is realized by the angle of deflection pad and bearing center line, and the deflection angle A is 7.5°.The utility model is applied to tilting-pad radial partial load bearing for ultra-supercritical steam turbine unit.