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50results about How to "Reduce aging rate" patented technology

Electronic device

The utility model provides an electronic device which comprises an energy storage module, a functional circuit board and a non-wire connection structure, and the energy storage module and the functional circuit board are respectively connected with the non-wire connection structure, so that the energy storage module is electrically connected with the functional circuit board through the non-wire connection structure. According to the electronic equipment, the electric connection between the energy storage module and the functional circuit board can be realized without using a wire, so that the cost of using the wire is saved, and the problem of wire scattering caused by using the wire is avoided; the probability that the lead is easy to age after being used for a long time is reduced, the safety performance, the use reliability and the electric connection reliability are effectively improved, and the performance of the whole machine is further improved; the probability of short circuit due to the fact that the insulating skin of the wire is scratched can be reduced, and the reliability of electric connection between the energy storage module and the functional circuit board is improved.
Owner:SHENZHEN CARKU TECH CO LTD

Direct-current filter capacitor applied to aviation field

The invention discloses a direct-current filter capacitor applied to the aviation field, and the capacitor upper and lower cover conductive copper bar group adopts a composite copper bar structure of which the upper and lower covers are mutually closed, and the capacitor upper cover conductive copper bar group is provided with an upper cover conductive copper bar group and a copper upper cover structure which is downwards and vertically turned over; the capacitor lower cover conductive copper bar group is provided with a lower cover conductive copper bar group and a copper lower cover structure which is upwards and vertically turned over, the capacitor packaging shell is provided with a bottom shell and a shell side wall structure which is upwards and vertically turned over from the periphery of the bottom shell, and the capacitor inner core group is distributed in a closed cover cavity which is formed after the upper part and the lower part of the closed cover cavity are mutually closed; the whole interior of the closed cover cavity is of a cylindrical cavity structure, the closed capacitor upper cover conductive copper bar set and the closed capacitor lower cover conductive copper bar set are provided with capacitor leading-out positive and negative electrode conductive copper bar sets which are led out upwards, and capacitor positive and negative electrode leading-out end insulation blocks are arranged outside a bottom shell of the capacitor packaging shell. The special strict requirements of high stability and reliability of electric work, long service life, low aging rate and the like are better met, and the service life safety is improved.
Owner:NINGBO SHINE ELECTRICAL TECH CO LTD

Dynamic load adjusting method for off-grid and grid-connected energy storage system

The invention provides a dynamic load adjustment method for an off-grid and grid-connected energy storage system, and relates to the technical field of off-grid and grid-connected energy storage management, and the method comprises the steps: carrying out the energy supply adaptability calculation according to a first energy supply load parameter and a predicted power demand, and obtaining a first energy supply adaptability parameter, performing aging analysis according to the first energy supply load parameter and the predicted grid-connected energy storage data to obtain a first aging parameter; and performing energy supply stability analysis to obtain an energy supply stability parameter, combining the first aging parameter and the first energy supply adaptability parameter, performing calculation to obtain a first load adjustment fitness, and continuing to perform energy supply load adjustment optimization to obtain an optimal energy supply load parameter. According to the method, the technical problem that the energy supply matching degree and the energy supply stability are poor due to the fact that the energy supply output power cannot be accurately adjusted according to the energy storage data and the energy consumption requirement in an existing method can be solved, the target of accurately adjusting the energy supply output power can be achieved, efficient and stable power supply of the energy storage system is ensured, and the energy supply efficiency is improved. And the service life of the system is prolonged.
Owner:SHENZHEN SACOLAR NEW ENERGY CO

Water-cooled injection molding orientation magnetic field coil

The utility model relates to a water-cooled injection-molded oriented magnetic field coil, and the coil comprises a winding skeleton which is arranged in a ring shape, the winding skeleton is provided with a water-cooling channel, and the water-cooling channel is used for the circulation inflow of a cooling liquid; the coil is arranged in the water cooling channel, the coil surrounds the winding framework in the radial direction, and the coil is connected with an external power source and used for generating a magnetic field. The orientation magnetic field coil has the advantages that the probability that the coil is rapidly aged due to heating is reduced, and therefore the service life of the orientation magnetic field coil is prolonged.
Owner:HANGZHOU NEW MAGNETIC TECH CO LTD

Epoxy anticorrosive material and preparation method thereof

The invention belongs to the technical field of coatings, and particularly relates to an epoxy anticorrosive material and a preparation method thereof. The epoxy anticorrosive material is composed of a component A and a component B, wherein the component A is prepared from the following raw materials in parts by mass: 60-65 parts of epoxy resin I, 10-15 parts of zinc powder, 5-10 parts of talcum powder and 3-5 parts of a curing agent; the component B is prepared from the following raw materials in parts by mass: 75-80 parts of epoxy resin I, 4-5 parts of 2, 2, 6, 6-tetramethylpiperidinol, 1-1.5 parts of a light stabilizer M, 0.5-0.75 part of a light stabilizer N, 5-7 parts of acetone, 3-5 parts of a curing agent and 1-2 parts of a photo-thermal conversion agent. The epoxy anticorrosive material prepared by the invention can effectively improve the aging resistance and corrosion resistance of a coated material, so that the service life of the coated material is prolonged.
Owner:ANHUI RONGTAI NEW MATERIALS CO LTD

Power-limited electric tracing band welding-free production process

The invention relates to the technical field of electric tracing bands, and discloses a power-limited electric tracing band welding-free production process. The method comprises the following steps: S1, preparing a heating core material: uniformly coating a metal wire with a base material and a conductive filler through a melt blending extrusion process; s2, sequentially extruding an insulating layer, a shielding layer and an outer sheath on the outer surface of the heating core through multi-layer co-extrusion equipment; and S3, performing fixed-length cutting on the electric tracing band through laser cutting equipment, and sealing the end part through a combined glue injection process of silicon rubber and hot melt glue. The composite conductive filler of graphene and carbon nanotubes is uniformly dispersed through an optimized twin-screw blending technology, and a conductive network structure with excellent continuity is formed. By adopting the design, the conductivity of the material is obviously improved, the power output is more uniform, the phenomenon of local overheating or supercooling is avoided, and the stability of the product in long-time operation is ensured.
Owner:山东森塔电气科技有限公司

A batching conveying device

The present invention provides a batching conveying device, which relates to the technical field of batching conveying, and includes: a support platform, a slide chute, a bracket, a first roller, a feeding shell for conveying the batching, a linear driver for driving the feeding shell to tilt, and a vibration source; a hopper is axially slidably connected in the feeding shell, a first rotation source is fixedly connected to the bottom surface of the feeding shell, a transmission screw is fixedly connected to the first rotation source, and the transmission screw is threadedly connected to the hopper; a discharge port is provided in the bottom wall of the hopper, a feed plate is hingedly connected to the side wall of the discharge port, the hopper moves into the feeding shell to close the discharge port, and a reset torsion spring is hingedly connected between the feed plate and the hopper. The present invention has the effect of reducing the aging rate of parts due to high temperature and reducing the probability of roller jamming during batching transportation.
Owner:JIANGYIN MASCH-BUILDING INC

Fruit growth regulator and bacteriostatic preservative as well as preparation method and application thereof

The invention provides a fruit growth regulator and bacteriostatic preservative as well as a preparation method and application thereof, and belongs to the technical field of preservation, pomace is taken as a raw material, and pomace microfibrillated cellulose, pectin and seed oil containing phenolic substances are extracted through organic acid treatment, DES reagent auxiliary mechanical treatment, ethanol water treatment and other treatments; then carrying out hydroformylation modification on nano cellulose, grafting chitosan, and compounding with pectin to obtain dialdehyde microfibrillated cellulose-chitosan-pectin composite particles with pH response performance, and taking the dialdehyde microfibrillated cellulose-chitosan-pectin composite particles as a stabilizer of a Pickering emulsion; the green growth regulator solution is used as a continuous phase, the seed oil mixed Chinese herbal medicine extract is used as a dispersion phase, the controlled-release Pickering emulsion with growth regulation and bacteriostasis effects is prepared, the prepared emulsion is sprayed on berries to form a film layer, the growth process of the berries can be regulated, the fruit yield and quality are improved, and the quality of the berries is improved. And antibacterial substances can be slowly released for preservation when berries are picked and stored.
Owner:SHAANXI UNIV OF SCI & TECH

A kind of foamed concrete based on graphite tailings and its production process

The invention discloses a foamed concrete based on graphite tailings and a production process thereof. The foamed concrete comprises the following raw materials: 2500-2700 parts of cement, 800-850 parts of fly ash, 300-350 parts of modified filler, 500-550 parts of silica ash, 150-200 parts of slag, 250-300 parts of graphite tailings, 80-90 parts of modified resin emulsion, 25-30 parts of curing agent, 60-65 parts of foaming agent and 850-900 parts of water. In the process of raw material blending, the curing agent reacts with the modified resin and the reinforcing agent to form a grid molecule containing an organic silicon segment, which can enhance the hydrophobicity of the foamed concrete. Meanwhile, the grid molecule contains a sulfonic acid group and a carboxyl group, which can be complexed with calcium ions, thereby reducing the precipitation of calcium ions. The graphite tailings can promote the consumption of calcium hydroxide in the concrete and the generation of C-S-H gel, and cross the grid molecules to form an overall grid structure.
Owner:SHANDONG HI SPEED CONSTRUCTION MANAGEMENT GROUP CO LTD +2

Brush handle device and electric toothbrush

The embodiment of the utility model discloses a brush handle device and an electric toothbrush, and the brush handle device comprises a shell, an output shaft and a movable sealing piece; a via hole communicated with an inner cavity of the shell is formed in the upper end face of the shell; the upper end of the output shaft extends out of the shell through the via hole; the movable sealing piece is arranged corresponding to the via hole and located between the shell and the output shaft. The movable sealing piece comprises an inner cylinder part and an outer cylinder part arranged on the periphery of the inner cylinder part at intervals, one end of the inner cylinder part is connected with the outer cylinder part, and a first sealing ring is arranged on the inner circumferential wall of the other end of the inner cylinder part. The inner cylinder part is arranged on the periphery of the output shaft in a sleeving mode, the inner circumferential wall of the inner cylinder part and the output shaft are spaced to form a suspension space, and the first sealing ring is sealed and fixedly connected with the output shaft so that the inner cylinder part can rotate around the axis relative to the outer cylinder part along with the output shaft. The brush handle device can effectively guarantee the axial waterproof effect when the output shaft rotates in a large range.
Owner:SHENZHEN SHUYE INNOVATION TECH CO LTD

High-durability low-friction optical coating formula and preparation method thereof

The invention provides the field of optical coatings, and particularly discloses a high-durability low-friction optical coating formula and a preparation method thereof. The formula of the high-durability low-friction optical coating comprises the following raw materials: modified polymethylsiloxane resin, nano boron nitride sheets, a modified filler, fluorine-containing polyether, hyperbranched polysiloxane, a bio-based solvent and a photoinitiator. The preparation method comprises the following steps: weighing the raw materials in parts by weight for later use; adding the nano boron nitride sheets and the modified filler into the modified polymethylsiloxane resin, and carrying out ultrasonic dispersion, so that the nano boron nitride sheets and the modified filler are uniformly dispersed in the solvent; sequentially adding fluorine-containing polyether, hyperbranched polysiloxane and a bio-based solvent, and uniformly stirring; and adding the photoinitiator, and stirring again to obtain the required high-durability low-friction optical coating, which is prepared by the preparation method disclosed by the invention, has excellent durability and low friction coefficient.
Owner:WUXI HAOCAI OPTICAL TECH CO LTD

Traffic signal light cleaning system and cleaning method

The present invention belongs to the technical field of cleaning devices, and specifically relates to a traffic signal light cleaning system and cleaning method, including a hood, a handle is provided on one side of the hood, a liquid spraying assembly is provided on the handle, a mounting cavity is provided on the side of the hood away from the handle, a cleaning disc is provided inside the mounting cavity and is arranged offset from the axis of the hood, a dust collecting disc is provided inside the mounting cavity and on the same side of the cleaning disc, the mounting cavity includes a first-step groove, a second-step groove and a third-step groove which are progressively provided inside the hood, and a main gear is provided in the middle of the first-step groove. The present invention can prevent excessive water from hanging on the wall of the lamp surface, and can also better avoid the problem of water stains and scratches on the lamp surface, realize the simultaneous cleaning, dust collection and drying, and can reduce the probability of detergent residue on the lamp surface due to failure to dry in time, which accelerates the aging of the lamp surface, and also improves the maintenance performance of the lamp surface through the pre-drying procedure.
Owner:SHANDONG JIAZE TRANSPORTATION FACILITIES CO LTD

Preparation method of acrylate copolymer

The invention provides a preparation method of an acrylate copolymer, and belongs to the technical field of high polymer materials, and the preparation method comprises the following steps: step S1, preparation of thiol modified acrylonitrile: adding acrylonitrile and o-aminobenzenethiol into a solvent, then adding azodiisobutyronitrile, in a nitrogen environment, heating, stirring, settling and washing to obtain thiol modified acrylonitrile; drying to obtain mercaptan modified acrylonitrile; step S2, preparation of an acrylate copolymer: adding water and a first emulsifier into a reaction kettle, heating and stirring, adding styrene and a first initiator, then adding methyl methacrylate, butyl acrylate, a second emulsifier and a second initiator, keeping the temperature unchanged, and continuing stirring to obtain the acrylate copolymer; and finally adding mercaptan modified acrylonitrile, a third emulsifier and a third initiator, continuously stirring to obtain an acrylic copolymer emulsion, and carrying out spray drying to obtain the acrylate copolymer. According to the invention, balance of hardness and toughness of the copolymer and improvement of thermal stability and aging resistance are realized.
Owner:SHANDONG HETIANXIA NEW MATERIAL CO LTD

Water pump with novel sealing structure

The utility model relates to the technical field of water pump sealing, in particular to a water pump with a novel sealing structure. The utility model provides a water pump with a novel sealing structure. The water pump comprises a pump body, a pump cover and a water-swelling water stop rubber strip, a groove is formed in the middle opening face of the pump body, the water swelling water stopping rubber strip is arranged in the groove, the middle opening face of the pump cover is fixed to the middle opening face of the pump body, and the middle opening face of the pump cover covers the groove. When leakage occurs at the middle open surface, the water-swelling water-stopping rubber strip is in contact with leaked water, the water-stopping rubber strip in contact with the water can rapidly swell, the volume of the water-stopping rubber strip in contact with the water is rapidly increased in a limited groove, the whole local area is filled with the water-stopping rubber strip, large pressure is generated, a leakage channel is blocked, and therefore the effects of blocking leakage and strengthening sealing are achieved. Compared with the mode that a sealing gasket is laid between a pump body and a pump cover, the water swelling water stopping rubber strip does not need to be machined and customized according to different water pumps.
Owner:HUNAN M&W ENERGY SAVING TECH & SCI CO LTD

Anti-aging cylindrical porcelain insulator

The invention relates to the technical field of porcelain insulators, and discloses an anti-aging cylindrical porcelain insulator, which comprises a body and a plurality of umbrella skirts, the body comprises a connecting part and a supporting part, the connecting part is arranged on the supporting part, the plurality of umbrella skirts are arranged on the supporting part, the connecting part has flexibility, and the connecting part and the supporting part have conductivity; when one side of the umbrella skirt is frozen, the connecting part is bent; when one side of the umbrella skirt is frozen to a certain degree, the connecting part drives the supporting part to reset, when one side of the umbrella skirt is frozen, the weight of ice is converted into elastic strain energy of the connecting part until the ice has a certain thickness, the elastic potential energy accumulated by the connecting part is large, the elastic potential energy of the connecting part overcomes the adhesive force of the ice, and the ice can be prevented from falling off. The supporting part can be quickly reset, the ice shakes in the resetting process, the ice can be separated from the umbrella skirt and fall down, and separation of the ice in the umbrella skirt is achieved; and meanwhile, the aging rate of the umbrella skirt of the insulator is reduced, and the service life of the insulator is prolonged.
Owner:RUNGUO (JIANGXI) ELECTRIC PORCELAIN CO LTD

Hidden vehicle-mounted multimedia display screen structure

The utility model discloses a hidden type vehicle-mounted multimedia display screen structure which comprises a storage box, a display screen body is arranged in the storage box, a pushing assembly used for pushing the display screen body out of the storage box is arranged in the storage box, and a plug-in assembly used for locking the display screen body in the storage box is arranged in the storage box. According to the display screen storage box, the display screen body is pressed downwards, when the display screen body is pressed into the storage box, the insertion assemblies can be inserted into the insertion grooves in the two sides of the base, at the moment, the display screen body is fixed into the storage box through the insertion assemblies, a door body above the storage box is closed, and the display screen body is stored in the storage box; when the display screen body is pressed down again, when the display screen body is pressed to the bottom of the storage box body, the inserting assembly is ejected out of the inserting groove by the inserting groove box baffle, the display screen body is unlocked, and when the display screen body is loosened, the pushing assembly pushes the display screen body out of the storage box.
Owner:ZHEJIANG XINLIANYU ELECTRONICS CO LTD

Charging assembly and bedside table

The invention relates to the technical field of furniture, in particular to a charging assembly and a bedside cupboard, the key point of the technical scheme is that the charging assembly comprises a substrate and a charging seat, the charging seat is arranged on the substrate, and the charging assembly further comprises a heat absorption piece arranged at the bottom of the charging seat; the heat dissipation piece is arranged on the substrate, and the heat dissipation piece and the heat absorption piece are arranged at an interval; the heat conduction part is connected with the heat absorption part and the heat dissipation part and used for guiding heat of the heat absorption part to the heat dissipation part, the heat dissipation part dissipates the heat, the heat dissipation effect can be improved, and the heat accumulation problem of the high-power charging base is solved.
Owner:DONGGUAN DERUCCI BEDDING CO LTD

Chip mount and laser annealing apparatus

ActiveCN224760589UReduce aging rate
The utility model discloses a kind of chip carrier and laser annealing equipment, belong to chip preparation technical field.The chip carrier includes: substrate, with oppositely arranged upper surface and lower surface, the upper surface has the boss for placing the chip of laser annealing, the lower surface is equipped with recess;With the annular cavity wall of substrate connection, vertically set in the periphery of the substrate, form side structure;Cover plate, cover in the top of the cavity wall and with the substrate jointly constitute closed cavity;Refrigeration system, install in the recess bottom, for controlling the temperature of the recess bottom.In the above-mentioned chip carrier, the upper and lower surfaces of substrate have boss and recess respectively, the boss is used to place the chip for laser annealing, the refrigeration system for controlling the temperature of the recess bottom is installed in the recess, and then the refrigeration system can control the environmental temperature where the chip located in boss during laser annealing process, and the chip aging rate during laser annealing process can be reduced.
Owner:ORIGIN QUANTUM COMPUTING TECH (HEFEI) CO LTD

A rapid quantitative kit for ammonia nitrogen reagent

ActiveCN224405164USuppressed irradiationReduce aging rateAmmoniacal nitrogenStructural engineering
The utility model relates to the technical field of kit, concretely to a kind of ammonia nitrogen reagent is with rapid quantitative kit, including box, support seat, color card, limit frame, protective plate and connecting mechanism, the support seat is set in the box bottom, the support seat is equipped with several, the box top center is equipped with liquid inlet assembly, the box one side bottom is equipped with liquid outlet assembly, the limit frame is set in the box front one side, the box front other side is equipped with observation window, the color card is located in the limit frame interior, the color card top is connected with electromagnet one end, electromagnet other end adsorbs the limit frame inner wall, the protective plate is connected with the limit frame by the connecting mechanism, the connecting mechanism includes sliding slot, fixed block, limit block, bearing, electric push rod and limit plate, the sliding slot is opened in the limit frame inner wall, a kind of ammonia nitrogen reagent is with rapid quantitative kit of the utility model, solve the problem that current equipment protection effect is poorer.
Owner:TIANJIN GREEN ENVIRONMENTAL PROTECTION TECHNOLOGY CO LTD

Polyformaldehyde composition, polyformaldehyde material and preparation method of polyformaldehyde material

The invention provides a polyformaldehyde composition, a polyformaldehyde material and a preparation method of the polyformaldehyde material. The polyformaldehyde composition comprises polyformaldehyde resin, an ultraviolet light absorber, a light stabilizer, a matte modifier and optional auxiliaries, wherein the matte modifier is a terpolymer and comprises a first monomer, a second monomer and a third monomer, the first monomer is a styrene compound, and the styrene compound comprises at least one of styrene, 1-methylstyrene, 2-methylstyrene and 3-methylstyrene; the second monomer is at least one of maleimide, N-phenylmaleimide and N-(4-acetylphenyl) maleimide, and the third monomer is divinyl benzene; the molar ratio of the first monomer to the second monomer to the third monomer is (70-95): (30-5): 1. The polyformaldehyde material prepared from the polyformaldehyde composition not only has a matte effect on the surface, but also has higher weather resistance and heat resistance.
Owner:CHINA ENERGY GRP NINGXIA COAL IND CO LTD

Uvioresistant waterproof board

The utility model discloses an anti-ultraviolet waterproof board which comprises a waterproof board body and an aerogel layer, the aerogel layer is arranged on the first side, in the thickness direction of the aerogel layer, of the waterproof board body, the aerogel layer and the waterproof board body are compounded into an integrated structural board, and the integrated structural board comprises a plurality of profiling parts which extend in the first direction and are arranged at intervals through connecting parts in the second direction; the first surface of the integrated structural plate protrudes toward the second surface to form the profiled part. According to the anti-ultraviolet waterproof plate, the aerogel layer is arranged on the waterproof plate to wrap the waterproof plate, so that the anti-ultraviolet waterproof plate is provided with an anti-ultraviolet structural layer, the waterproof plate can be effectively protected, and the waterproof coiled material of the waterproof plate can delay the aging rate under long-time ultraviolet irradiation; and the service life of the waterproof roll and even the uvioresistant waterproof plate is prolonged.
Owner:KESHUN WATERPROOF TECH CO LTD

Rubber compound for anti-fatigue gas diaphragm and production method of rubber compound

The invention relates to the technical field of rubber, in particular to a rubber compound for an anti-fatigue gas diaphragm and a production method of the rubber compound. The rubber compound material is prepared from the following raw materials in parts by weight: 90 to 110 parts of nitrile rubber, 15 to 30 parts of trans-1, 4-polyisoprene rubber, 5 to 15 parts of dioctyl phthalate, 50 to 80 parts of a reinforcing agent, 3 to 5 parts of an active agent, 5 to 8 parts of a processing aid, 1.5 to 2.5 parts of an anti-aging agent, 0.5 to 2.5 parts of an accelerant, 0.5 to 1.5 parts of a vulcanizing agent and 2 to 3 parts of a functional additive; the functional additive prepared by the invention can effectively delay the aging rate of the rubber compound for the fuel gas diaphragm, so that the rubber compound has better mechanical properties and fatigue resistance in a quite long period of time, the service life of the rubber compound is prolonged to a certain extent, and the quality of the rubber compound is also ensured; in addition, the prepared rubber compound material also has important application in the aspects of manufacturing of long-life dynamic fatigue products, giant engineering tires, large thick products and the like.
Owner:GUANGDONG ZHONGYI HIGH-TECH MATERIALS CO LTD

Support accessory for folding table

The utility model relates to the technical field of folding table accessories, in particular to a folding table support accessory which comprises a lantern ring with an inserting hole formed in the lower end and a mounting plate connected to the periphery of the lantern ring. The upper end of the lantern ring is connected with a supporting plate, the upper end of the supporting plate is provided with a limiting column in a protruding mode, the transverse rod can be inserted into the limiting column, the two opposite sides of the supporting plate are provided with clamping plates in a protruding mode, the clamping plates are arranged in the length direction of the supporting plate, and a limiting groove is formed between every two adjacent clamping plates, and the transverse rod can be inserted into the limiting groove. According to the folding table, the matching structure of the buckle and the cross rod is changed, so that the service life of the buckle is prolonged, and the overall service life of the folding table is guaranteed.
Owner:NINGBO FENGHUA CHUANGJIA MACHINERY CO LTD

Protective device for electrical contact assembly

The utility model discloses a protection device for an electrical contact assembly, which comprises a protection device body arranged on the electrical contact assembly, the electrical contact assembly comprises electrical equipment, a binding post arranged on the electrical equipment and a lead connected to the binding post, and the protection device body comprises an installation sleeve. The mounting sleeve fixedly sleeves the binding post, two mounting plates are arranged on the right side of the mounting sleeve, the left side of the mounting plate on the left side is fixedly connected with the right side of the mounting sleeve, and two elastic guide mechanisms are fixedly connected between the sides, close to each other, of the two mounting plates. According to the utility model, through the arrangement of a series of structures, the pulling force of the lead can be effectively buffered and unloaded, and the pulling force does not need to be overcome by the strength of the lead, so that the pulling protection of the lead is realized, cold air can be blown to the lead for cooling, the aging rate of the lead is reduced, and the service life of the lead is prolonged. Therefore, cooling protection of the lead is achieved.
Owner:吴明飞

Magnetic-levitation train braking control method and device, electronic equipment and storage medium

The invention discloses a maglev train braking control method and device, electronic equipment and a computer readable storage stop, which are applied to the technical field of maglev trains and aim to solve the problems that various braking modes of an existing maglev train do not need to be matched, the braking effect is poor and the aging rate of braking equipment is high. The method comprises the steps that under the condition that train braking information is detected, traction braking is applied to a train; whether the braking force of traction braking meets a first preset condition or not is judged, and if yes, wind resistance braking is applied to the train; whether the braking force of the whole train meets the braking force requirement or not is judged, if not, eddy current braking is applied to the train, and braking is kept until the train stops; according to the invention, braking in various modes can be matched to improve the braking effect of the train, the aging rate of braking equipment is reduced, and the service life of the braking equipment is prolonged.
Owner:CRRC QINGDAO SIFANG CO LTD

A dynamic load regulation method for off-grid energy storage system

The present application provides a dynamic load regulation method for an off-grid energy storage system, which relates to the technical field of off-grid energy storage management, including: performing energy supply adaptability calculation according to a first energy supply load parameter and predicted electricity demand to obtain a first energy supply adaptability parameter, performing aging analysis according to the first energy supply load parameter and predicted grid-connected energy storage data to obtain a first aging parameter; performing energy supply stability analysis to obtain an energy supply stability parameter, combining the first aging parameter and the first energy supply adaptability parameter to calculate and obtain a first load regulation adaptability, and continuing to perform energy supply load regulation optimization to obtain an optimal energy supply load parameter. The present application can solve the technical problem in the existing methods that the energy supply matching and energy supply stability are poor due to the inability to accurately adjust the energy supply output power according to energy storage data and energy demand, and can achieve the goal of accurately adjusting the energy supply output power, ensuring efficient and stable power supply of the energy storage system, while extending the service life of the system.
Owner:SHENZHEN SACOLAR NEW ENERGY CO

Spermidine composition for inhibiting aging of hair follicle stem cells and promoting growth period and application

The invention discloses a spermidine composition for inhibiting aging of hair follicle stem cells and promoting growth period entry and application, and relates to the technical field of biological medicine and functional skin care. The invention discloses a spermidine composition for inhibiting aging of hair follicle stem cells and promoting growth period entry. The skin care product is prepared from the following components in parts by mass: 0.5 to 3 parts of spermidine, 0.2 to 2 parts of an autophagy activator, 0.5 to 4 parts of an antioxidant, 0.1 to 2 parts of a mitochondrial function accelerant, 0.2 to 3 parts of a microcirculation accelerant, 1 to 6 parts of a skin penetration accelerant, 0.2 to 1 part of a preservative, 0.05 to 0.4 part of a pH regulator and 60 to 95 parts of a carrier matrix. The composition can effectively reduce the aging rate of hair follicle stem cells and remarkably improve the proliferation activity of the hair follicle stem cells, active oxygen free radicals around the hair follicle stem cells can be effectively removed by adding the antioxidant of a novel structure, damage of external stimulation to hair follicles is reduced, and a systematic cell protection and repair mechanism is formed.
Owner:SHANGHAI ERGOTEIN BIOTECHNOLOGY GRP CO LTD

Non-fried mushroom and oat instant noodle flour material and preparation method of flour cake of non-fried mushroom and oat instant noodle flour material

The invention discloses a non-fried mushroom and oat instant noodle flour material and a preparation method of a flour cake thereof, and belongs to the technical field of instant noodle flour cake preparation. The non-fried mushroom and oat instant noodle flour is composed of mushroom powder and oat powder. A flour cake preparation method of the non-fried mushroom and oat instant noodle flour specifically comprises the steps of flour mixing, dough kneading, dough standing and conveying, automatic feeding, corrugation forming, quantitative cutting, row increasing and side by side arrangement, boxing, automatic aging, continuous flour steaming, automatic drying and cooling and the like. In the invention, the mushroom powder can change the molecular arrangement sequence of the oat flour, so that the thermal stability of the oat flour is obviously enhanced, the damage of heating and shearing force to oat flour particles is reduced, the retrogradation value of the oat flour is reduced, the cold paste stability is enhanced, the aging rate is slowed down, and the gelatinization peak time is shortened. And meanwhile, the gelatinization viscosity of the oat powder can be increased, so that the noodles are smoother and rich in elasticity.
Owner:QINGDAO AGRI UNIV

Full-domain layered oil-cooling built-in permanent magnet synchronous motor

ActiveCN121966142AReduce the maximum temperature riseshort heat transfer pathMagnetic circuit rotating partsMagnetic circuit stationary partsElectric machinePermanent magnet synchronous motor
The invention discloses a global layered oil cooling built-in permanent magnet synchronous motor, which belongs to the field of motors, and is characterized in that a main shaft is provided with a double-layer shaft, and an oil inlet side comprises a plurality of rectangular corrugated pipes to form a labyrinth seal. The middle rotor core is provided with an oil storage cavity and radial tree-shaped cooling oil channels, cooling oil enters each layer of oil channels along a tree-shaped main channel under the action of oil pressure, and the cooling oil in each layer flows along an axial channel and flows to the bearings at the two ends from outlets in the two sides of the rotor core. The stator core is provided with an oil storage cavity and two axial oil ways, one oil way is located at the yoke portion of the stator core and used for cooling the stator core, and the other oil way enters the groove bottom position of the stator core through the stepped oil way and used for cooling the winding in the groove. And the two oil ways flow out from the two ends of the stator iron core and flow to the end part of the stator winding. According to the invention, the heat transfer path is shortened, each heat source has an independent direct oil path, and the heat dissipation efficiency of the motor is improved.
Owner:ANHUI UNIV

Washing machine control panel

The utility model discloses a washing machine control panel which comprises a panel body used in cooperation with a washing machine body, the panel body is provided with function keys used for being electrically connected with a control chip of the washing machine body, and the side walls of the two sides, adjacent to the panel body, of the washing machine body are each provided with an L-shaped sliding groove. The horizontal section of the L-shaped sliding groove is located at the position close to the top of the washing machine body, the vertical section of the L-shaped sliding groove is located at the position close to the panel body, and the washing machine body is provided with a shielding assembly which can reciprocate along the horizontal section of the L-shaped sliding groove and the vertical section of the L-shaped sliding groove and is used for shielding and protecting the panel body when the washing machine body is not used. The shielding assembly can shield and protect the panel body when the washing machine body is not used, a certain light shielding effect is achieved on the panel body and the control chip below the panel body, the probability that aging of the panel body and the control chip is accelerated due to long-term exposure of the panel body is reduced, and the service life of the washing machine is prolonged.
Owner:SHANGHAI GREEN MOTIVE TECH LTD