427results about How to "Achieve uniformity" patented technology

The invention discloses a CFD-based greenhouse environment optimization method and device, a medium and a product, and relates to the technical field of greenhouse environment optimizing.The method comprises the steps that multiple sets of environment parameters of a greenhouse are initialized, and multiple sets of initial parameters are obtained; the environment parameters comprise the air speed of each fan and the temperature of a wet curtain in the greenhouse; constructing a target function; the objective functions comprise a temperature suitability function, a CO2 uniformity function and an operation energy consumption function; optimizing each initial parameter by using a multi-target particle swarm optimization algorithm to obtain a plurality of groups of optimized environmental parameters; determining control variable values of the environmental parameters based on the objective function and the plurality of groups of optimized environmental parameters by using CFD (Computational Fluid Dynamics); and controlling the greenhouse by using the control variable values of the environmental parameters. Uniformity and economical efficiency regulation and control of the greenhouse environment are achieved.

The invention belongs to the technical field of power battery cooling, and particularly relates to a flow control method and system for a liquid cooling system of an electric vehicle-mounted power battery, and the method comprises the steps: carrying out the parameterization of a geometric model of the liquid cooling system; establishing an equipment resistance model based on the equipment flow resistance characteristics; initializing flow distribution, constructing a dynamic flow distribution model, calculating the flow of each node and judging whether the flow meets a target requirement or not, and if not, readjusting the flow; calculating the resistance of each section, determining the total resistance of the pipeline, and checking the water pump lift; the flow uniformity is judged by calculating the pipeline resistance between the nodes, and if the flow is not uniform, the flow is redistributed or the pipeline design is optimized until the flow is uniform. Through flow control, the problems of non-uniform flow distribution and poor temperature consistency of multiple battery packs in the prior art are solved, the optimal working state of the power battery is ensured, overheating and overlarge temperature difference are avoided, and the operation efficiency, stability, durability and safety are improved.

The invention provides a refractory material detection device, and relates to the technical field of compressive strength detection.The refractory material detection device comprises a conveying table, two sets of conveying belts are symmetrically installed in the conveying table, an overturning notch is formed between the two sets of conveying belts, and two limiting plates are arranged at the positions, located at the tops of the conveying belts, of the inner side of the conveying table; compared with the prior art, refractory materials are conveyed through the conveying table, the refractory materials are corrected and limited through the limiting plates in the conveying process, meanwhile, the positions of the side clamping plates can be synchronously adjusted, the positions of the side clamping plates are matched with the widths of the refractory materials, the time for adjusting the clamp is saved, and the production efficiency is improved. The refractory materials of various sizes can be stored and clamped through the side clamping plates and the buckle plates, the refractory materials are transferred from the conveying table to the detection table through the overturning assembly, stable pressure is applied to the middle surfaces of the refractory materials in cooperation with the pressure applying assembly, and the refractory material detection efficiency is improved.

The invention discloses a preparation method of a high-temperature-resistant, high-strength, high-electric-conductivity and high-heat-conductivity copper-niobium heterogeneous nano composite fine filament, which comprises the following steps of: 1, winding a copper strip and a niobium strip, placing the wound copper strip and niobium strip in a copper sheath, carrying out homogeneous heating and isothermal hot extrusion deformation, and then carrying out multi-pass straight drawing, intermediate annealing and disc drawing to obtain a copper-niobium composite wire; 2, bundling and assembling the copper-niobium composite wires, placing the copper-niobium composite wires in a copper sheath, carrying out homogeneous heating and isothermal hot extrusion deformation, and then carrying out multi-pass straight drawing, intermediate annealing and disc drawing to obtain a copper-niobium multi-core composite round wire; and 3, performing multi-pass drawing and vacuum annealing on the copper-niobium multi-core composite round wire in sequence. The ultra-plastic deformation process combining copper and niobium winding combination with cluster drawing is adopted, the fine wire with high tensile strength, good bending and tensile plasticity, excellent high-temperature thermal stability and high-temperature stress relaxation resistance, excellent radiation resistance and excellent strong current matching is obtained, the process is simple, control is easy, and the method is suitable for industrial production. The industrial batch production is easy to realize.

The utility model discloses an automatic material supplementing and powder spreading mechanism of an SLS printer, which belongs to the technical field of SLS printers and comprises a frame shell, a double-rod reciprocating translation mechanism is arranged in the frame shell, and sliding openings are formed in the upper sides of the two transverse straight ends of the frame shell. The two ends of the double-rod reciprocating translation mechanism penetrate through the two sliding openings correspondingly and are fixedly connected with a powder containing groove box, the bottom of the powder containing groove box communicates with a powder laying opening, a discharging mechanism is arranged in the powder laying opening, and the double-rod reciprocating translation mechanism comprises a stepping motor fixed to one side of the frame shell. According to the SLS printing powder spreading device, printing powder in the powder spreading opening can be stably discharged through the discharging mechanism, the uniformity of material spreading is improved, the double-rod reciprocating translation mechanism can drive the powder containing groove box to do reciprocating translation, the uniformity of material spreading during SLS printing is achieved, the structural stability is high, the effective distance of the displacement stroke is long, and the working effect is good.

The invention provides a large polyester bio-fiber containing rose active ingredients and a preparation method of the large polyester bio-fiber. The large polyester bio-fiber comprises the following raw materials in parts by weight: 10-12 parts of polyester chips and 2-3 parts of rose extract microcapsules, the preparation method of the rose extract microcapsule comprises the following steps: adding tannic acid into a sodium alginate aqueous solution, stirring and mixing to obtain a solution A, adding nano-hydroxyapatite, a calcium chloride / glutaraldehyde composite cross-linking agent, a rose extract and lauryl sodium sulfate into a chitosan acetic acid aqueous solution, stirring and mixing to obtain a solution B, and uniformly stirring to obtain the rose extract microcapsule. And mixing and stirring the solution A and the solution B to obtain the rose extract microcapsule. According to the polyester large biological fiber containing the rose active component and the preparation method of the polyester large biological fiber, the rose active component is effectively and uniformly introduced into the polyester fiber, meanwhile, the original physical performance of the fiber is kept, the stability of the active component is further kept, the slow release time is prolonged, and the polyester large biological fiber is endowed with more health functions.

The invention relates to the technical field of automobile bumper beam assembly manufacturing, in particular to automobile bumper beam assembly automatic welding equipment and a welding method.The automobile bumper beam assembly automatic welding equipment comprises a base, a clamp base is fixedly installed on the upper end face of the base, and welding mechanical arms which are located in front of the clamp base and are in bilateral symmetry are fixedly installed on the upper end face of the base; and a bearing mechanism is arranged on the clamp seat. A comprehensive operation model of bearing, limiting and aligning is adopted for completing rapid welding after integrated clamping and fixing of the automobile bumper beam and the energy absorption box, firstly, the position of the beam is accurately corrected through cooperation of abutting limiting and internal expansion on the upper end face and the lower end face of the beam, and it is guaranteed that the beam and the energy absorption box are accurately aligned; and meanwhile, the overall stability is enhanced through supporting of a trapezoidal structure, vibration and deformation in the welding process are reduced, and deformation caused by thermal stress is avoided, so that uniformity and consistency of welding seams are achieved through mutual cooperation of mechanisms, the overall welding quality and strength are remarkably improved, and the production efficiency of the automobile bumper beam assembly is improved.

According to the carbon mineralization artificial stone based on the solid waste, the solid waste raw material, the aggregate, the defoaming agent, the water reducing agent, the retarder and the additive serve as raw materials, and the prepared carbon mineralization artificial stone is high in carbonization degree and excellent in mechanical strength. The additive prepared by taking an aminoguanidine compound, a silane coupling agent and a diacid compound as raw materials is introduced, so that a substance for filling pores and CO2 gas can be generated in a system, a pore structure is optimized, internal mineralization is realized, and the binding force among the components in the system can be enhanced; therefore, the carbonization degree, the carbon sequestration rate and the mechanical strength of a carbon mineralization product are improved.

The invention relates to the technical field of micron-sized jet flow and uniform atomization, in particular to a monodisperse uniform fog drop device and an atomization spray head spray hole array arrangement method, and the monodisperse uniform fog drop device comprises a driving source, a liquid supply device and a spray head; the spray head is a monodisperse atomizing spray head, the driving source is an ultrasonic signal generating system, the liquid supply device supplies constant-pressure fluid to the spray head, and the spray head forms monodisperse spray under the driving of high-frequency sound waves of the ultrasonic signal generating system; the spraying hole array arrangement method of the atomizing nozzle comprises the following steps of: setting smaller spraying hole spacing in small deformation areas close to the center of the spraying hole plate and constraint ends on two sides of the spraying hole plate; a large safety distance is arranged in a large deformation area between the restraining end of the spray orifice plate and the center of the spray orifice plate, so that intersection caused by jet flow intersection is prevented. According to the device and the arrangement method, the problems of mutual interference and the like between large-scale array jet flows are solved; the controllability of the size and the speed of the monodisperse atomized liquid drops can be effectively improved, so that macro micro liquid drops with uniform size and concentrated speed are generated.

The invention provides an air inlet distribution device and method of a pre-oxidation furnace for carbon fiber production, and belongs to the technical field of carbon fiber production. The air inlet distribution device comprises an air inlet channel, and a first-stage uniform air distribution plate, a second-stage uniform air distribution plate, an air guide inclined plate and an air inlet distribution combined structure are sequentially arranged in the air inlet channel in the air moving direction. By arranging a multi-stage distribution structure, the uniformity of a wind field of the pre-oxidation furnace from a fan outlet to a hot wind flow field entering the wind inlet cavity of the oxidation furnace is realized, the pre-oxidation uniformity of carbon fiber precursors in the pre-oxidation furnace is ensured, and the pre-oxidation stability of tows is improved; meanwhile, the uniform wind speed field can take away reaction heat and reaction byproducts of the tows in time, and safe and reliable operation of equipment is guaranteed.

The invention relates to the technical field of semiconductors and electronic chemicals, and particularly discloses an etching solution for selectively etching silicon nitride and titanium nitride and a preparation method of the etching solution, the etching solution comprises the following components in percentage by mass: 10-45% of phosphoric acid, 1-5% of hydrofluoric acid, 0.5-2.5% of a pH buffer agent, 0.01-1.8% of a solubilizer, 0.1-7% of an etching inhibitor and the balance of water. Wherein the pH buffering agent can effectively stabilize the pH of the etching solution, and the solubilizer can improve the solubility of a solvent in the etching solution, reduce the tension of a solid-liquid phase interface in the solution and promote the transfer rate of interphase substances; the etching inhibitor and metal can form a layer of film on the surface of titanium nitride in a coordination bond mode, and it is guaranteed that silicon nitride and titanium nitride have the high selection ratio. The etching solution provided by the invention can inhibit the etching rate of titanium nitride under the condition of higher etching rate of silicon nitride, and can ensure that the requirement of high selection ratio of silicon nitride and titanium nitride is met.

The utility model discloses a uniform lighting device for compensating relative illumination loss of a lens, which comprises a light source, a light distribution lens, an LCD screen, a front Fresnel lens, a rear Fresnel lens and a projection lens, and is characterized in that the light source is used for providing illumination, the light distribution lens is used for adjusting the distribution of illumination energy, the front Fresnel lens is arranged between the light distribution lens and the LCD screen, and the rear Fresnel lens is arranged between the front Fresnel lens and the LCD screen. The front Fresnel lens is arranged between the LCD screen and the projection lens, the rear Fresnel lens is arranged between the LCD screen and the projection lens, and light generated by the light source is adjusted through the light distribution lens and then sequentially passes through the rear Fresnel lens, the LCD screen and the front Fresnel lens to project an image through the projection lens; a concave surface structure is formed on the side, back on to the light source, of the light distribution lens, and the thickness of the light distribution lens is gradually decreased from the edge to the central area, so that the energy intensity of illumination penetrating through the light distribution lens is gradually increased from the center to the edge.

The invention relates to the technical field of lithium ion batteries, in particular to an in-situ dispersed lithium ion battery positive electrode slurry and a preparation method thereof.The preparation method comprises the steps that firstly, a binder and a solvent are fully dissolved to form a glue solution, polyacrylic acid and a sodium source are introduced to be dissolved for in-situ dispersion to obtain a dispersion stock solution, then a dispersing agent B is added, stirring is conducted, and the in-situ dispersed lithium ion battery positive electrode slurry is obtained; the preparation method comprises the following steps: adding a dispersing agent into a reaction kettle, carrying out hydrothermal reaction at a certain temperature for a certain time to obtain a dispersion final solution, adding a conductive agent and an active material into the dispersion final solution, carrying out high-speed granulation stirring, adding a solvent after stirring, adjusting to a proper slurry viscosity, defoaming, and screening to finally prepare the highly dispersed lithium ion battery positive electrode slurry. According to the lithium ion battery positive electrode slurry prepared by the method, the dispersity and stability of the slurry can be greatly improved, the uniformity of the interior of a pole piece is realized, the conductivity of the pole piece is improved, the internal resistance of the battery is reduced, the excellent rate capability and cycle performance of the battery are further realized, and the discharge capability of the battery in a low-temperature environment is improved.

The invention discloses an animal food microorganism detection sterilization device and a detection method thereof.The animal food microorganism detection sterilization device comprises a main machine body, the front side of the main machine body is fixedly connected with a sterilization box, a Y-axis conveying device is arranged in the main machine body and the sterilization box, and the upper portion of a conveying plate of the Y-axis conveying device is fixedly connected with an X-axis output device; a culture tray is arranged at the upper part of a conveying plate of the X-axis output device. According to the present invention, the main machine body, the sterilization box body, the Y-axis conveying device, the X-axis output device and the culture disc are arranged, and the roller stirring device, the liquid dropping joint, the detection head, the upper box body, the reagent storage box, the first quantitative tube, the culture solution storage box, the second quantitative tube, the crushing device and other components are arranged; the integrated operation from sample treatment to detection result output is realized, the microorganism detection process is simplified, the manual operation is reduced, the detection efficiency is improved, and finally, the effect of efficiently, quickly and automatically detecting microorganisms in animal food is achieved.

The embodiment of the invention provides a display panel compensation method and device, equipment and a storage medium, and the method comprises the steps: obtaining N to-be-compensated regions of a display panel, and determining the N to-be-compensated regions based on a target scanning time sequence and a display blanking region of the display panel, the target scanning time sequence comprises at least one of a first scanning time sequence and a second scanning time sequence, the first scanning time sequence is used for reset scanning of sub-pixels in the display panel, and the second scanning time sequence is used for offset adjustment scanning of a driving module in the sub-pixels; when the display panel performs picture display with each gray scale value under different brightness levels, first brightness parameter deviations between the N to-be-compensated areas and a normal area of the display panel are obtained respectively; and determining a target brightness compensation parameter of the display panel based on the first brightness parameter deviation, and performing brightness compensation on the N to-be-compensated areas based on the target brightness compensation parameter. According to the embodiment of the invention, uniform display of brightness can be fully realized.

The invention belongs to the technical field of films, and relates to an anti-dazzle anti-reflection anti-fingerprint film, which comprises a transparent support body, an anti-dazzle hardening coating and an anti-reflection coating, and the anti-dazzle hardening coating is obtained by coating and curing a coating liquid prepared from the following components in parts by mass: 1 to 40 parts of resin 1, 1.8 to 4.8 parts of resin 2, 0.75 to 3.25 parts of a photoinitiator and 0.3 to 1.75 parts of a thermal curing agent, the anti-glare coating is prepared from the following components in parts by weight: 0.75 to 4.75 parts of anti-glare particles, 0.25 to 1.25 parts of a flatting agent 1, 0.03 to 0.15 part of a flatting agent 2 and 44.05 to 76.12 parts of a solvent, the antireflection coating is obtained by coating and curing a coating liquid prepared from the following components in parts by mass: 0.47 to 1.8 parts of resin 2, 2.4 to 6.0 parts of resin 3, 0.12 to 0.75 part of a photoinitiator, 0.1 to 0.45 part of a thermal curing agent, 0.18 to 1.65 parts of a flatting agent 3, 0.56 to 2.4 parts of modified hollow silicon dioxide, 0.1 to 1.25 parts of a wetting dispersant and 85.7 to 95.74 parts of a solvent. According to the technical scheme provided by the invention, the anti-glare and low-reflection coating has good anti-fingerprint performance, coating adhesive force and friction resistance while having anti-glare and low-reflection performance.

The invention discloses a thin film deposition device which is characterized in that after one-time thin film deposition is finished, a rotating mechanism drives a heating tray to drive a substrate to rotate from a first position to a second position, after rotation is finished, the heating tray is separated from the substrate, the substrate is supported by a supporting ring, and the rotating mechanism drives the heating tray to rotate to a third position; and the supporting ring and the substrate are kept at the second position, and next thin film deposition is carried out after the heating tray makes contact with the substrate. According to the method, non-uniformity of the thickness of the thin film deposited on the substrate is compensated, uniformity and stability of deposition of the thin film of the PECVD layer stack structure are achieved, the phenomenon that etching through holes of the thin film deposited on the substrate deviate from the vertical direction in the subsequent etching process is avoided, and therefore the stability of the performance of a semiconductor device is further guaranteed.

The invention relates to a quantitative and rotary feeding system which comprises a quantitative feeding device, a rotary scattering device and a supporting plate. The quantitative feeding device comprises a bucket elevator and a belt weighing crusher; the belt weighing crusher comprises a mounting bracket, a feeding hopper, a dust cover, a crusher, a weighing belt conveyor, a storage hopper and a weighing hopper; a feed hopper is arranged above the mounting bracket, a dust cover is arranged above the feed hopper, and the lower part of the feed hopper is communicated with a crusher; a weighing belt conveyor is arranged in the mounting bracket, a storage hopper is arranged above the weighing belt conveyor, and the weighing belt conveyor is communicated with a weighing hopper; a rotary material scattering device is arranged between the quantitative feeding device and the supporting plate and comprises a supporting bent plate, a bearing seat, a driving motor and a material scattering hopper controlled by the driving motor; a bearing seat and a driving motor are arranged on the supporting bent plate, a scattering hopper is arranged in the bearing seat, and a plurality of material ports are formed in the edge of the bottom end of the scattering hopper. According to the feeding device, the occupied space can be reduced, and the feeding uniformity can be improved.

The invention discloses an environmental radon concentration detector based on a scintillator chamber, and the detector comprises a scintillation chamber in which a sampled radon-containing gas enters the scintillation chamber through a gas inlet, and an alpha ray generated by radon decay reacts with ZnS (Ag) to generate an optical signal; the photomultiplier is used for converting an optical signal into an electric signal; the pre-amplifier is used for amplifying and shaping the electric signal to obtain an amplified electric signal; the signal acquisition module is used for acquiring the amplified electric signal; and the concentration calculation module is used for calculating the radon concentration in the environment according to the amplified electric signal in combination with the decay law of the radon and the daughters thereof and the measurement time set by the user. According to the invention, radon and daughter decayed alpha rays in sampling gas react with the coating of the scintillation chamber to serve as the basis of radon concentration calculation, and the environmental radon concentration detection accuracy is improved from the internal structure design of the chamber.

The invention discloses a 3D intelligent visual gluing method and device and computer equipment. The method comprises the following steps of: dividing a region, which needs to be glued, of the automobile into uniform grids, arranging a gluing working point at the center of each grid, configuring a minimum coverage working point set of the gluing region according to the gluing working points, and configuring a minimum coverage working point set of the gluing region according to the configured minimum coverage working point set of the gluing region, planning an optimal path for gluing a to-be-glued area of the automobile, and acquiring three-dimensional space coordinate information of a gluing area covered by each working point set on the optimal gluing path by taking a three-dimensional gluing template graphic representation of the to-be-glued area of the automobile as a standard; and gluing the automobile gluing area on the optimal gluing path according to the three-dimensional space coordinate information. In this way, the automobile gluing efficiency and quality can be improved.

The invention relates to the field of functional food and pharmaceutical preparations, and discloses an active multienzyme preparation with spleen and stomach strengthening effects. The solid beverage is prepared from the following components in parts by weight: 10 to 20 parts of radix astragali seu hedysari extract, 5 to 10 parts of rhizoma atractylodis macrocephalae extract, 10 to 20 parts of poria cocos extract, 5 to 10 parts of pericarpium citri reticulatae extract, 5 to 10 parts of fructus crataegi extract, 5 to 10 parts of malt extract, 5 to 10 parts of alpha-amylase, 5 to 10 parts of protease, 2 to 5 parts of cellulase, 2 to 5 parts of pectinase, 2 to 5 parts of lipase, 10 to 15 parts of prebiotics, 2 to 5 parts of xylitol and 3 to 8 parts of microcapsule wrapping materials. The compound preparation with high stability and multiple functions is prepared by scientifically combining traditional Chinese medicine extracts and multiple active enzymes, combining with reasonable addition of prebiotics and auxiliary materials, adopting a micro-capsule wrapping technology to protect enzyme activity and optimizing traditional Chinese medicine extraction, component mixing and forming processes.

The invention discloses a floating type feeding device for indoor fry breeding, relates to the field of fry feeding, and solves the problem that an existing fry feeding device is prone to causing uneven feeding. The floating type feeding device comprises a mounting support and a floating air cushion mounted at the bottom of the mounting support, and an electric push rod frame is fixedly mounted at the top of the mounting support; a positioning frame is fixedly mounted at the bottom of the moving end of the electric push rod frame, a feeding cylinder is arranged at the bottom of the positioning frame, and two injection hoppers are fixedly mounted at the top of the feeding cylinder; the feeding mechanism is used for enabling the feeding cylinder to uniformly feed materials, and the feeding mechanism is mounted between the feeding cylinder and the positioning frame; by means of the feeding mechanism, the floating air cushion can float on the water surface of the breeding room, the feeding cylinder is aligned with the water surface, the placement convenience of the feeding cylinder is improved, when the electric push rod frame operates, the feeding cylinder can evenly feed fish food into water, and therefore the effect of even feeding is achieved.

The present invention provides a tumor specimen temporary storage device, belonging to the technical field of medical equipment. It comprises a storage box, the storage box comprises a cylinder, the cylinder is provided with an L-shaped sliding hole, an L-shaped shield plate is slidably connected in the L-shaped sliding hole; a tumor specimen temporary storage mechanism is used for temporary storage of tumor specimens, the tumor specimen temporary storage mechanism is connected to the cylinder. By setting up a tumor specimen temporary storage mechanism, the present invention not only improves the storage environment of tumor specimens, but also realizes the uniformity and stability of cooling of tumor specimens during refrigeration, realizes the protection of tumor specimen test tubes, and realizes the separate storage of tumor specimens, so as to avoid other tumor specimens being exposed to the outside during sampling and being affected by the external environment, and to avoid the surrounding environment being polluted by blood or other impurities squeezed out during storage and dripping near it and overflowing outside the bottle.

The present invention provides a fermentation tank for antibiotic-free aquaculture feed, which belongs to the field of antibiotic-free aquaculture technology. It solves the problem that the existing fermentation tank cannot ferment in layers, resulting in uneven fermentation in the tank, large differences in bacterial growth, and affecting the quality of feed fermentation. A fermentation tank for antibiotic-free aquaculture feed, including a bracket and a temperature-controlled tank fixed on the surface of the bracket, and a fermentation tank is rotatably arranged inside the temperature-controlled tank. In the present invention, by rotatably arranging the fermentation tank inside the temperature-controlled tank, under the action of the temperature-controlled tank forming two upper and lower chambers, by arranging a fixed plate at the bottom of the fermentation tank, the interior of the fermentation tank is divided into upper and lower parts, and circulation is carried out through the through holes, which is convenient for isolating the interior of the fermentation tank. Under the action of the temperature-controlled tank, the problem of excessive fermentation of materials at the bottom of the fermentation tank is avoided, and the problem of large differences in bacterial flora inside the fermentation tank can be prevented. It is also beneficial to improve the fermentation efficiency of the feed and shorten the production cycle.

The utility model discloses a rotatable three-dimensional plant cultivation device which comprises a water tank and a three-dimensional cultivation unit arranged above the water tank. A water pump is arranged in the water tank and irrigates the three-dimensional cultivation unit through a water pipe. The three-dimensional cultivation unit is arranged on a sliding rail, the three-dimensional cultivation unit is driven by a transmission unit so that the three-dimensional cultivation unit can do circumferential rotation motion along the sliding rail, the transmission unit is driven by a driving unit, the driving unit is a waterwheel driving unit, and the waterwheel driving unit rotates through water flowing back from the three-dimensional cultivation unit; or the driving unit is a gear pump driving unit, and the gear pump driving unit is driven by water at the outlet of the water pump. The device can rotate, and the rotation interval time is controllable.

The invention belongs to the technical field of semiconductors, and discloses a rough polishing process applied to diamond substrates, which comprises the following steps of: S1, sequentially placing nine 4-inch or 6-inch diamond substrates on a wandering star wheel of grinding equipment, S2, installing a pre-selected grinding pad, and selecting a multi-layer slotting mode according to the required rough polishing precision; s3, in the rough polishing process, initial pressure is applied to the diamond substrate for rough polishing, and the surface response of the diamond substrate is monitored in real time, and S4, cooling liquid circulation flow of 5000ml / min is adopted, so that the cooling liquid fully covers the whole grinding surface, and the flow in the rough polishing process is monitored and adjusted; s5, the rotating speed of the upper disc and the rotating speed of the lower disc are adjusted in an independent control mode; according to the process, through accurate control and real-time adjustment of grinding parameters, efficient, uniform and high-quality rough polishing machining of the diamond substrate is achieved, the surface flatness and consistency of a product are remarkably improved, and the machining efficiency and the product quality are improved.

The invention discloses a high-performance coupling thermal management system for power and energy storage battery thermal runaway suppression, which comprises batteries, a box body and a bottom plate, the batteries are placed in the box body, the top end of the box body is covered with a vapor chamber, the vapor chamber is tightly attached to the positive and negative electrodes of the batteries, and a heat pipe is arranged between the left and right adjacent batteries. One ends of the heat pipes are arranged on the periphery of the battery at equal intervals, the space among the ends, the battery and the box body is filled with phase-change insulating flame-retardant gel, the other ends of the heat pipes extend into the bottom plate from round holes reserved in the top end of the bottom plate, the intersection positions of the heat pipes and the bottom plate are welded, cooling liquid is contained in the bottom plate, and the bottom plate is provided with a liquid inlet channel and a liquid outlet channel; according to the invention, heat pipe cooling, phase change material cooling and liquid cooling are combined, so that a battery thermal management function under a normal working condition of the battery can be realized, and when thermal runaway occurs due to abnormal heat production of the battery, the system has the effects of inhibiting thermal runaway and preventing thermal runaway propagation, and the system is suitable for the field of power and energy storage batteries.

The invention relates to a unit combination scheduling method and device, computer equipment, a medium and a product. The method comprises the following steps: acquiring topological connection information and system operation information corresponding to a target unit combination; the topological connection information is used for indicating a topological connection relationship in a target power network where the target unit combination is located; the system operation information is used for indicating system operation characteristics of the target power network; based on the topological connection information and the system operation information, performing spatial decoupling on the target power network to obtain a plurality of target decoupling sub-regions corresponding to the target power network; and determining a plurality of sub-scheduling results corresponding to the unit combinations in the plurality of target decoupling sub-regions, and determining a target scheduling result of the target unit combination in combination with the plurality of sub-scheduling results. By adopting the method, the scheduling processing efficiency can be improved.

The utility model discloses a road and bridge construction joint filling device, which relates to the technical field of road and bridge construction, and comprises a main body frame and a stirring mechanism, an oscillating mechanism is arranged at the bottom of the stirring mechanism, and a trowelling limiting mechanism is arranged in an inner cavity of the main body frame. The stirring mechanism comprises a stirring barrel, a first supporting frame and a first motor, the stirring barrel is arranged in an inner cavity of the main body frame, the first supporting frame is fixedly installed at the top of the stirring barrel, the first motor is fixedly installed at the top of the first supporting frame, and the oscillation mechanism comprises a vibration motor. According to the road and bridge construction joint filling device, through the arrangement of the stirring mechanism, uniform mixing and stirring of a joint filling glue material can be effectively achieved in the using process of the device, it is guaranteed that joint filling glue is kept at the temperature and is not prone to solidification while better plastic deformation and flowing are guaranteed, and the construction efficiency is improved. And the consistency and the stability of the material quality in the construction joint filling process are ensured.