8results about How to "Avoid hotspots" patented technology

The invention belongs to the technical field of heat exchange of electronic equipment, and discloses a manifold micro-channel type radiator and a heat dissipation method.The manifold micro-channel type radiator comprises a plurality of radiator modules arranged in a linear array, and each radiator module comprises two symmetrically-arranged heat dissipation units; the heat dissipation unit comprises a manifold distributor and a micro-channel; a cold side manifold channel and a hot side manifold channel are processed on the manifold distributor; the cold side manifold channel is of a channel structure which is reduced in the flowing-in direction of a coolant, and the hot side manifold channel is a uniform-section channel; the width of the hot side manifold channel is greater than the width of the inlet end of the cold side manifold channel; the micro-channel comprises a micro-channel substrate and a micro-channel main body arranged on the micro-channel substrate; the micro-channel main body comprises a cold side micro-channel area and a hot side micro-channel area; the hot side micro-channel area comprises a plurality of hot side micro-channels which are arranged in parallel, and each hot side micro-channel is provided with a plurality of pin fins which are linearly distributed; the purpose of effectively utilizing the cooling potential of the hot side manifold channel is achieved.

The invention provides an internal circulation hydrogenation reactor for producing hydrogen peroxide by an anthraquinone process and a hydrogenation method, the reactor comprises an outer cylinder and a middle cylinder which are coaxially arranged, and at least one inner cylinder arranged in the middle cylinder, the inner cylinder is filled with catalyst particles, an anthraquinone working solution and hydrogen enter the reactor from the bottom and are subjected to a contact reaction in the inner cylinder, and the anthraquinone working solution and the hydrogen are separated from the inner cylinder. Under the driving of the working solution and hydrogen, the catalyst and the working solution move upwards to the top of the inner cylinder, then move downwards through a gap between the inner cylinder and the middle cylinder, and continue to perform hydrogenation reaction under the condition of supplementing hydrogen, and after reaching the bottom, part of the working solution and the catalyst flow back to the inner cylinder, and part of the working solution moves upwards through a gap between the middle cylinder and the outer cylinder; residual solid particles in the working liquid are precipitated in the ascending process of the liquid and flow back to the bottom of the inner barrel, primary solid-liquid separation is completed, and the separated working liquid is discharged through a liquid outlet in the upper part of the outer barrel, namely the hydrogenated liquid. The reactor provided by the invention adopts an internal circulating fluidized bed form, realizes anthraquinone hydrogenation reaction, is beneficial to uniform mixing of reaction materials and a catalyst, has good mass and heat transfer effects in a system, few side reactions and high product quality, and can well solve the hot spot problem generated in the production process of a fixed bed hydrogenator.

The embodiment of the invention discloses a task processing message method and device, electronic equipment and a storage medium. The method comprises the steps of determining first task association information of at least one to-be-processed sub-task associated with a task processing message under the condition that the task processing message is detected; wherein the affiliation users corresponding to the at least one to-be-processed sub-task have differences; for the at least one to-be-processed sub-task, determining a task return path of the to-be-processed sub-task according to the first task associated information of the to-be-processed sub-task and at least two pre-generated service libraries, and returning a task value attribute value corresponding to the to-be-processed sub-task to the target processing account based on the task return path; wherein the service library is used for storing return paths of all tasks associated with the user. According to the technical scheme of the embodiment of the invention, the access pressure on the business library is relieved, the hot spot problem of the business library is avoided, and the task processing efficiency is improved.

This invention provides a diode structure, comprising: a substrate; multiple filling trenches disposed on the substrate, extending along the length or width direction of the substrate and spaced apart along the length or width direction of the substrate; an epitaxial filling layer disposed within each filling trench; a first metal layer connected to at least one epitaxial filling layer within the multiple filling trenches to form a first ohmic contact; and a second metal layer disposed on the substrate and forming a Schottky contact with the substrate. This application solves the problem of low high-voltage withstand capability in existing SiC diodes.

The present invention relates to a method and an auxiliary device for improving the radiotherapy dose distribution after surgery for maxillary sinus cancer, comprising: step 1, setting a filling bag for storing equivalent fillers in the residual cavity of the patient's maxillary sinus, the filling bag being constructed with an opening for injecting and discharging the equivalent fillers, and the filling bag being able to expand under the action of internal pressure; step 2, injecting a set volume of equivalent fillers into the filling bag through the opening according to the volume of the residual cavity, so that the equivalent fillers fill the residual cavity under the wrapping of the filling bag, and the opening is closed; the equivalent fillers are water or a mixed liquid with the same density as water; the method is suitable for radiotherapy of patients after surgery for maxillary sinus cancer, so that during the radiotherapy process, the radiotherapy dose can be evenly distributed, especially the influence of the air in the residual cavity on the mucosal area close to the residual cavity can be eliminated, and hot spots and cold spots can be prevented from appearing in the mucosal area close to the residual cavity, so that the radiotherapy dose is accurate and controllable, which is conducive to obtaining better treatment effects.

This invention relates to a server liquid cooling plate and a liquid cooling plate assembly. The server liquid cooling plate includes: a substrate having a chip heating area; a foamed metal filler layer located on the chip heating area; a metal jet equalizing frame located on the foamed metal filler layer, configured to isolate the jet fluid from the return fluid after passing through the foamed metal filler layer; and a metal enclosure cavity fixedly connected to the substrate and surrounding the foamed metal filler layer and the metal jet equalizing frame, with a gap between the metal enclosure cavity and the foamed metal filler layer and the metal jet equalizing frame forming a return cavity. The liquid cooling plate of this invention significantly improves heat exchange efficiency and solves the problem of localized hot spots in traditional cooling plates.

The present invention discloses a data center job scheduling method and system based on temperature prediction, including: obtaining relevant parameters of data center cabinets, relevant parameters of servers in the cabinets, resource sizes required for jobs to be scheduled in a job queue, and relevant parameters of cooling equipment; preprocessing the acquired data, and performing feature screening on the preprocessed data; predicting the temperature of the cabinets within a future set time period based on a trained machine learning model and the screened features, and selecting the cabinet with the lowest temperature; performing initial scheduling and optimal scheduling of the jobs to be scheduled in several servers in the cabinet with the lowest temperature, and selecting the best mapping scheme between the servers and the jobs to be scheduled through multiple iterations; and scheduling the jobs to be scheduled according to the best mapping scheme.

The application discloses a resistance adjusting jig for adjusting resistance value of a bent resistor. The resistance adjusting jig comprises a base, a positioning table upwardly protruding on the base, a probe assembly, two groups of test pins of the probe assembly being arranged at two ends of the positioning table in the transverse direction and used for contacting a pin area of the bent resistor, and a pressing mechanism, a driving assembly of the pressing mechanism being capable of driving a pressing block to move in the up-down direction above the positioning table, and a material hardness of at least a lower end portion of the pressing block being greater than that of a flat plate portion of the bent resistor. In the resistance adjusting process, the flat plate portion is clamped between the pressing block and the positioning table, and locally plastically deformed under the pressure in the up-down direction, and according to the strain gauge effect, the deformation makes the effective conductive length of the flat plate portion slightly increase and the cross-sectional area slightly decrease, so that the resistance value is increased. The resistance adjusting is realized by the pure physical mechanical compression mode, the material discontinuity problem caused by the existing cutting or corrosion process is avoided, and the stability and reliability of the resistor after the resistance adjusting are effectively improved.