50results about How to "Spread quickly" patented technology

The invention discloses a construction site digital-to-analog conversion and collaborative management method based on a distributed computing architecture. The method comprises the following steps: S1, collecting microscopic level data of a construction site; s2, obtaining mid-level data of the construction site; s3, acquiring macroscopic hierarchical data, and constructing a multi-scale spatio-temporal data set; s4, decomposing and processing the multi-scale spatio-temporal data set by using a spatio-temporal diagram convolutional network, and constructing a dynamic digital twin model; s5, designing a competition and cooperation mechanism between agents by using a game theory model, solving resource allocation conflicts through Nash equilibrium, and dynamically optimizing resource scheduling; s6, optimizing a scheduling strategy of the intelligent agent through a distributed algorithm based on near-end strategy optimization; s7, detecting errors in digital-to-analog conversion and scheduling processes by using a belief propagation algorithm; and S8, optimizing a scheduling strategy through a distributed adaptive feedback control mechanism. According to the invention, a distributed computing architecture, space-time diagram convolution, an intelligent scheduling technology and the like are adopted, and digital-to-analog conversion and resource management of the construction site are optimized.

The invention discloses an optical measurement segmental arc correlation method based on probability expression, and the method comprises the steps: obtaining an initial orbit feasible region of a segmental arc through an admissible domain, carrying out the uniform distribution discrete sampling of the admissible domain, and describing the uncertainty distribution of the initial orbit of the segmental arc through a Gaussian mixture model. The uncertainty distribution and propagation of the orbit are described in a corrected spring equinox orbital element space, and the state transition tensor of a gravity potential model of any order is applied, so that the precision and speed of orbit uncertainty propagation are improved. In combination with a Gaussian mixture model and a state transition tensor, sparse sampling points are used as component mean propagation dense sampling points of the Gaussian mixture model, and uncertainty distribution of the initial orbit of the arc section is propagated to a common moment. And giving a definition of association probability measurement, calculating the association probability measurement by utilizing a probability density function of track distribution of the segmental arc at the public moment, and carrying out association judgment on the optical measurement segmental arc based on probability expression.

The utility model relates to a dosing and mixing device for oil field sewage treatment, which comprises a mixing box used for containing oil field sewage, a stirring component arranged in the mixing box, and a dosing component communicated with fluid in the mixing box through the stirring component, a blowing component is further arranged in the mixing box, the air blowing assembly penetrates through the stirring assembly and enables the mixing box to be communicated with external air, and the air blowing assembly is configured to blow air into the mixing box from the bottom of the mixing box. When the stirring assembly transversely stirs the oil field sewage and the chemical agent in the mixing box, gas blown in by the blowing assembly moves upwards from the bottom of the sewage in a bubble form and continuously and longitudinally turns over the oil field sewage and the chemical agent, so that the sewage and the chemical agent are rapidly and uniformly mixed, and the treatment efficiency of the oil field sewage is improved.

The invention relates to the technical field of heat-resistant materials, in particular to a heat-resistant polyethylene material and a preparation method thereof, and the heat-resistant polyethylene material comprises the following raw materials: ultra-high molecular weight polyethylene, zirconium oxide-zinc aluminate spinel (ZrO2-ZnAl2O4), modified graphdiyne, an antioxidant, a heat stabilizer, a plasticizer, a flame retardant and an anti-ultraviolet agent. The ultrahigh molecular weight polyethylene, the ZrO2-ZnAl2O4 and the modified graphdiyne play a role through a synergistic effect, a polyethylene molecular chain forms a firm three-dimensional network structure in a high-temperature radiation process, and a stable matrix supporting effect is provided; the excellent chemical stability and oxidation resistance of ZrO2-ZnAl2O4 in a high-temperature environment effectively inhibit the thermal degradation reaction of polyethylene, the service life of the material is prolonged, the modified graphdiyne is beneficial to rapid heat transmission, the thermal stability of the material is improved, meanwhile, the layered structure of the material has good lubricating performance, and the service life of the material is prolonged. The modified graphdiyne and the ZrO2-ZnAl2O4 are combined to avoid heat accumulation and material aging caused by the friction effect, and the ultrahigh molecular weight crosslinked polyethylene, the ZrO2-ZnAl2O4 and the modified graphdiyne form a multi-layer protection system to jointly improve the heat stability of the material.

The invention provides an aluminum ring-pull can cover material passivating agent for water-based paint. The aluminum ring-pull can cover material passivating agent is prepared from the following raw materials in percentage by weight: 0.5-5% of a chromium source, 1-5% of a reducing agent, 1.5-6% of a film-forming agent, 1-5% of a silane coupling agent and the balance of deionized water. The invention is applied to water-based paint, the dyne value of a passive film is increased, a surface on which the water-based paint can be quickly wetted and spread is provided, the stability of a passivated film-forming structure is improved, and the abnormal coating performance of the water-based paint caused by the unstable structure of the passive film in the long-term use process is avoided. And the compactness and wear resistance of a passivation film are improved, and the problem that after passivation treatment, a passivation layer is damaged and abraded after the aluminum plate strip passes through a conveying roller and a steering roller is solved. Meanwhile, the passivation film-forming temperature is reduced, and it is guaranteed that a compact passivation film is rapidly formed under the condition that an existing technology is changed and energy consumption is not increased through passivation.

The utility model provides a lotus leaf tea fragrance capturing device, which relates to the technical field of flower fragrance collection and comprises an equipment shell, a control device arranged on the front side of the equipment shell, a breather pipe arranged at the top of the equipment shell, a support frame arranged at the top of the equipment shell, a gas collection tank arranged at the top of the equipment shell, and a gas concentration detector arranged at the top of the gas collection tank. A rubber sealing ring is arranged at the bottom of the air collection tank, an air guide plate is arranged on one side of the equipment shell, a placement plate is arranged on one side of the equipment shell, and an air guide turbine disc is additionally arranged at the top of the equipment shell, so that the air flowing speed and flow can be increased through the additionally arranged air guide turbine disc during use; the device is simple in structure and convenient to use, rapid spreading and capturing of fragrance are facilitated, the fragrance is more evenly distributed in the device, capturing efficiency is improved, meanwhile, the contact area of the fragrance and a capturing medium is enlarged, the adsorption effect is enhanced, and therefore more stable airflow is provided, normal operation of the device is maintained, the collection process of the fragrance is accelerated, and collection time is shortened.

The invention discloses a mollusk attractant as well as a preparation method and application thereof in snail prevention and control, and belongs to the technical field of biopesticides, temperature-responsive microcrystalline cellulose particles are used as a main component of a coating premix, and an attractant base material containing active components, essence, amino acid, molasses and flour is coated, so that the mollusk attractant is obtained. The attractant has temperature responsiveness and can meet the field temperature of snails in spring and autumn high-incidence periods in agricultural production, the essence and the molasses are main components with an inducing function, snails can be better trapped, and the snails are not prone to loss due to the influence of the complex environment in a farmland; the temperature-responsive microcrystalline cellulose particles disclosed by the invention have amphipathy, the hydrophilicity can realize rapid spreading of the attractant in a farmland, and the hydrophobicity can realize that the attractant is not easily washed by water flow and rainwater in the farmland, so that the service life of the attractant is prolonged.

An antistatic polyetheretherketone composite film and its preparation method and application relate to the technical field of electrostatic protection materials, and solve the problem of poor dispersibility of single-form conductive fibers in polyetheretherketone materials in the prior art. The present invention prepares an ultrafine hollow structure In2O3•SnO2@CF composite material with a multi-layer porous structure by spinning and solvent thermal method, which increases the specific surface area of ​​the material and significantly improves the conductivity. An antistatic polyetheretherketone composite film is prepared by utilizing the method that the indium and tin metal ions in the In2O3•SnO2@CF composite material can form stable coordination bonds with the amino and carboxyl groups in polyetheretherketone containing amino and carboxyl side groups, which significantly enhances the interface bonding ability between the two and further improves the stability and durability of the antistatic polyetheretherketone composite film. The present invention can be applied to the preparation of antistatic films for integrated circuit chips and sensors inside mobile phones or small electronic devices.

This invention discloses an evaporator for an adsorption refrigeration machine and the adsorption refrigeration machine itself, comprising: a cooling medium inlet and a cooling medium outlet; a liquid refrigerant inlet and a gaseous refrigerant outlet; at least one cooling medium flow plate for supplying cooling medium flow, each cooling medium flow plate being connected to both the cooling medium inlet and the cooling medium outlet; and at least one refrigerant flow plate for supplying refrigerant flow, each refrigerant flow plate being connected to both the liquid refrigerant inlet and the gaseous refrigerant outlet. The refrigerant flow plates and cooling medium flow plates are alternately stacked. This evaporator is a plate evaporator. By alternately stacking the cooling medium flow plates and refrigerant flow plates, plate cavities are formed between any adjacent cooling medium flow plates and refrigerant flow plates, creating alternating cooling medium flow spaces and refrigerant flow spaces. This achieves interactive heat exchange between the refrigerant and the cooling medium, resulting in a cooling effect. It has a high heat transfer coefficient, low thermal resistance, and high evaporation efficiency.

The utility model discloses a micro-video support frame for live video broadcasting, which is characterized in that two groups of clamping plates are arranged in the vertical direction, a connecting plate is connected between the two groups of clamping plates, the top of the clamping plate at the top end of the connecting plate is connected with an air guide pipe, one end of the air guide pipe is connected with a fan box, and the other end of the air guide pipe is connected with a fan; the fan box and the air guide pipe are arranged at the top of the clamping plate, an air inlet notch is formed in the position, corresponding to an air outlet of the air guide pipe, of the top of the clamping plate, and heat dissipation through grooves are formed in the two sides of the interior of the connecting plate in a penetrating mode. And the air inlet notch is long and narrow, so that cooling air flow can be quickly dispersed to the surface of the shooting equipment such as a mobile phone by using the air inlet notch, active heat dissipation treatment on the shooting equipment is realized, heat can be quickly taken away and discharged by matching with the heat dissipation through groove, stable and continuous operation of the shooting equipment is ensured, and the actual service life of the shooting equipment is prolonged.

The present invention discloses a highly breathable super absorbent diaper pad and a preparation method thereof, which belongs to the technical field of diaper pads, and comprises a protective layer, an absorption layer and an anti-reverse osmosis layer from top to bottom, wherein the protective layer is composed of antibacterial modified soybean protein viscose fiber, polyester fiber and ES fiber, the absorption layer is composed of super absorbent fiber and antibacterial modified soybean protein viscose fiber, and the anti-reverse osmosis layer is composed of super absorbent fiber and antibacterial modified soybean protein viscose fiber. The present invention adopts a three-layer non-woven fabric structure with gradual changes in pore size, hydrophilicity and disorder, which can accelerate urine absorption and prevent reverse osmosis; the present invention treats soybean protein to improve hydrophilicity, antibacterial property and air permeability, and the amphiphilicity can make urine diffuse and be absorbed faster and adjust water absorption balance; the present invention utilizes mannitol, hexafluorobutyl methacrylate and other ingredients to make the fiber have excellent water absorption, reduce surface energy, and form a network structure with block copolymer and sodium polyacrylate to improve water absorption and air permeability.

This application discloses a carpooling method, apparatus, electronic device, and storage medium, belonging to the field of Internet technology. The method includes: generating a trip receipt based on trip information uploaded by the driver; the trip information includes at least the origin and destination; sending the trip receipt to the driver; in response to a sharing instruction triggered by the driver, sharing an access identifier corresponding to the trip receipt to a target community group; the access identifier points to a carpooling details page containing the trip receipt; receiving an access request triggered by the passenger via the access identifier, and displaying the carpooling details page on the passenger's end; receiving a carpooling request submitted by the passenger on the carpooling details page, and pushing the carpooling request to the driver. This application embodiment realizes the function of drivers actively inviting passengers to carpool, and through the sharing mechanism of community groups, expands the dissemination range of carpooling information and improves the efficiency of travel matching.

The utility model relates to the technical field of alarm lamps, and discloses a sound-light alarm lamp panel which comprises a shell mechanism, a sound-light alarm mechanism is assembled in the shell mechanism, the shell mechanism comprises a main case, the upper end and the lower end of the main case are open, the bottom end of the main case is in threaded connection with a stand column, the stand column is hollow, and the bottom end of the stand column is fixedly connected with a base. According to the utility model, the power chip and the power amplification circuit are added, the driving power of the loudspeaker is improved, the volume is increased, the symmetrical wide-area loudspeaker structure design is adopted, the sound transmission is optimized, the bidirectional sound production is realized, the sound can be transmitted to an area needing warning more quickly, and the warning effect is better. In addition, the control main board can drive the loudspeaker to give out traditional alarm sounds, various different types of sounds such as voice alarm and simulation siren sounds can be set, different alarm events correspond to different sounds through programming of the control circuit, and therefore people can know alarm reasons more visually.

The present disclosure provides an item sharing method and device, an electronic device, and a computer-readable storage medium, and relates to the field of computer technology. The item sharing method includes: in response to a target item sharing instruction of a target user, generating a second video work containing the target item based on a first video work containing the target item, wherein the first video work is created by a user other than the target user; in response to a video work publishing instruction of the target user, publishing the second video work. The present disclosure enables the target user to generate and publish video works that meet their own personalized needs with the help of video works created by other users, thereby improving the exposure and dissemination efficiency of the item.

The present application provides a high-performance implantable infusion port, which includes a puncture seat, a puncture membrane, a venous catheter and a catheter lock, wherein the top of the puncture seat is concave to form a liquid storage cavity; the puncture membrane is connected to the top of the port seat and covers the liquid storage cavity; the venous catheter is connected to the liquid storage cavity; the catheter lock is provided with a through hole along the axial direction, one end of the catheter lock is connected to the puncture seat, and the other end thereof is connected to the venous catheter, so that the venous catheter is connected to the liquid storage cavity; wherein the venous catheter includes an inner sleeve and an outer sleeve, and the inner sleeve or the outer sleeve is connected to the catheter lock; the outer sleeve is arranged on the outside of the inner sleeve, and its two ends are connected to the side walls of the inner sleeve, so that the outer sleeve and the inner sleeve form a sealed cavity, and the sealed cavity is provided with filling gas to solve the technical problem that the existing venous catheter is prone to bending and clogging, thereby causing non-thrombotic clogging.

The present application relates to the field of daily chemical technology, and especially relates to a breakable sunscreen condensation bead composition and a preparation method and application thereof. The composition has independent granular shape and is transformed from granular shape into continuous phase emulsion under external force, and the composition comprises (A) a gel skeleton component containing two or more than two hydrophilic polymer materials with different rheological behaviors; (B) a sunscreen active component containing one or more than one organic sunscreen agent and / or inorganic sunscreen agent; (C) an oil phase and an emulsifier for forming an emulsified internal phase embedding the sunscreen active component; (D) an efficacy composition. Compared with the prior art, the present application realizes the structural expression of a high sunscreen load system by forming a three-dimensional weak cross-linked gel network cooperatively formed by multiple hydrophilic polymers, combining an oil phase emulsified internal core and a surface structure regulation component, so that the composition has a stable condensation bead shape in a storage state, can be broken and release the internal emulsified phase under external force, and thus realizes rapid spreading.

The embodiment of the invention provides a network reliability analysis method based on a mixed K / Q-cascade model. The network reliability analysis method is based on a mixed K / Q-cascade model, and comprises the following steps: 1, initializing model parameters; step 2, generating an initial random network and extracting a node initial degree; step 3, first-round failure detection is carried out, and the first-round failure detection is carried out only for k-cascade nodes; 4, recording the initial change of the network scale; step 5, cascade failure iteration judgment and network updating: carrying out loop iteration until no node fails; and step 6, visualizing network scale evolution. According to the hybrid K / Q cascade model provided by the invention, the local dependence and heterogeneity of network nodes are considered, and the node difference is also considered. Analysis is carried out according to a mixed K / Q cascade model, and besides information rapid propagation and information rapid stop, information propagation also has a third state, namely a metastable state. When the complex network is in the state, information spreading almost stops for a long period of time in the earlier stage until sudden collapse occurs at a certain moment in the middle. The phase change phenomenon is more suitable for some actual scenes.

This invention discloses a computer chassis movement alarm device based on information security, comprising a chassis body, a bottom cover fixedly connected to the lower side wall of the chassis body, a battery box installed on the inner top wall of the chassis body containing a battery, a buzzer installed on the inner wall of the chassis body, and multiple speaker holes on both side walls of the chassis body. A movement alarm mechanism is located inside the bottom cover, comprising a ceramic cylinder mounted on the inner top wall of the bottom cover, with a resistance wire wound around its outer wall. A crossbar connects the two inner walls of the bottom cover. This invention provides a double-layered alarm effect by automatically emitting an alarm sound when the chassis is moved or lifted. Furthermore, the alarm sound increases in volume as the movement or lifting increases, thereby improving the alarm effect of the computer chassis and preventing serious damage.

The invention relates to the technical field of oil sludge cleaning, and discloses a liquid-liquid condensed phase system, a preparation method and application thereof, and an oil-containing oil sand cleaning method, the liquid-liquid condensed phase system comprises an anionic cyclodextrin derivative, a gemini quaternary ammonium salt surfactant and water; wherein the charge ratio of the anionic cyclodextrin derivative to the gemini quaternary ammonium salt surfactant is (0.5-10): 1. The condensed-phase droplets in the obtained liquid-liquid phase separation system can be stably dispersed in water for more than 24 hours, and can quickly spread and permeate on the surface of an oil phase, so that the synergistic cleaning effect of the surfactant and the cyclodextrin derivative is exerted, and the oil washing efficiency is effectively improved.

The invention relates to the technical field of pesticides, in particular to a composition containing hexaflutoxapyrad as well as a preparation method and application of the composition. The invention relates to a composition containing hexafluzapyrad, which is prepared from the following preparation raw materials in parts by mass: 15 to 18 parts of active ingredients, 4 to 6 parts of surfactants, 2 to 3 parts of ethylene glycol, 4 to 5 parts of thickening agents, 0.3 to 0.5 part of defoaming agents, 4 to 5 parts of composite synergists, 2 to 3 parts of composite dispersing agents, 0.5 to 0.8 part of preservatives, 5 to 6 parts of propylene glycol methyl ether acetate and 70 to 75 parts of water, wherein the active component is prepared by mixing hexaflutolfenpyrad and chlorfenapyr according to a mass part ratio of 3: 2. The composition containing hexafluzapyrad has the advantages of synergistic interaction, high selectivity, environmental compatibility, environmental pollution reduction, cost saving and the like, can effectively prevent and control pests such as thrips, beet armyworms and plutella xylostella, and improves the utilization rate and the prevention and control effect of pesticides.

This invention provides a tear collection patch, comprising, from near to far from the eye, a biomimetic flexible substrate, a superhydrophilic drainage layer, a storage cavity, and a sealing cap. The superhydrophilic drainage layer includes a hydrophilic medical fiber membrane and a superhydrophilic coating. The hydrophilic medical fiber membrane is prepared by electrospinning medical hydrophilic fibers, and the superhydrophilic coating is formed by immersing the hydrophilic medical fiber membrane in a superhydrophilic coating solution and then curing it. The biomimetic flexible substrate has a biomimetic adhesive layer that automatically adheres to the target location. The superhydrophilic drainage layer absorbs tears into the storage cavity. This invention achieves instantaneous tear absorption and painless adhesion by designing a drainage layer with superhydrophilic properties and a biomimetic adhesive substrate working synergistically. The biomimetic adhesive substrate reduces the risk of corneal irritation, ensuring that the collected tears are in a normal physiological state rather than due to stress secretion, thus solving the problems of reliance on manual operation and low efficiency in traditional collection methods.

The application relates to a multi-node dual-path serial high-availability cluster system and a management method, and belongs to the cluster design field. The application flexibly realizes the increase and deletion of the master and standby nodes of the serial multi-node cluster by establishing a communication route configuration on the nodes, and meets the demand of different flow service on different node numbers. The application realizes the rapid propagation of the fault information in the cluster through a longitudinal and transverse double notification mechanism of the fault information, and ensures the master and standby switching performance of the whole serial cluster when the node is faulty. The application adopts a time-sharing dual-redundancy heartbeat mechanism, avoids the brain split problem of the cluster system, considers the heartbeat monitoring performance and the occupation of the system resources, and guarantees the stable and reliable operation of the cluster system. Compared with the prior art, the technical method provided by the application provides a high-availability cluster system and a management method suitable for serial flow service, provides three different node intercommunication modes for selection, and flexibly configures the node number.

The invention discloses a live video downloading method and a related device, relates to the technical field of software, is applied to a P2P (Peer-to-Peer) scheduling server, and is used for acquiring a substream configuration of a target live stream, and the substream configuration is used for describing a substream room corresponding to the target live stream; allocating a first substream room to the P2P node of the video to be downloaded based on the substream configuration, and determining a node role of the P2P node in the first substream room; the substream configuration is sent to the P2P node, so that the P2P node determines a second substream room corresponding to a video slice to be downloaded, and the video slice is a logic slice divided by the CDN for a video file of the target live broadcast stream; and in response to a scheduling request for the second sub-stream room sent by the P2P node, recommending a downloading mode with the optimal performance corresponding to the second sub-stream room to the P2P node based on the node role, so that the P2P node downloads the video slices based on the downloading mode and forms a video file. According to the invention, the downloading speed of the live video can be improved to the greatest extent, and the live bandwidth of the CDN is saved.

The utility model discloses a visual sterile heating operation blanket which comprises a film pasting layer and a heating layer, the heating layer is arranged on one side face of the film pasting layer and used for making contact with a human body, and the heating layer and the film pasting layer are each provided with an operation incision for medical staff to conduct an operation. An air cavity extending in the horizontal direction is formed in the heating layer; a plurality of micro air holes communicated with the air cavity are formed in the side face, making contact with the human body, of the heating layer, and the micro air holes are arranged around the surgical incision and towards the periphery of the heating layer in an array mode. The heating layer is provided with an inflation hole communicated with the air cavity, and the inflation hole is connected with an external air supply system for supplying warm air. Therefore, the micro air holes communicated with the air cavity are formed in the side face, making contact with the human body, of the heating layer, warm air in the heating layer can be rapidly dispersed to the human body, efficient heat preservation is conducted on a patient, the damp-proof effect is better, the pasting film layer and the heating layer do not need to be removed in an operation, heat preservation continues to be conducted on the patient, complications are reduced, and the hospitalization time is shortened.

The utility model belongs to the technical field of natural gas recovery, and particularly relates to vehicle-mounted natural gas bottle recovery equipment which comprises a supporting plate, a storage battery arranged on one side of the upper side of the supporting plate, a control box arranged on one side of the storage battery, a compressor arranged on one side of the storage battery, and an air cooler communicated with the output end of the compressor. And the output end of the air cooler communicates with a recovery gas cylinder, a supporting frame is arranged on the lower side of the recovery gas cylinder, and the supporting frame is fixedly arranged on the upper side of the supporting plate. Residual gas enters the compressor, the compressor compresses the residual gas, the gas is compressed into a liquid state and enters the air cooler through the output end of the compressor, the air cooler rapidly dissipates heat of the gas, and then the gas is fed into the recovery gas bottle through the recovery tank and the connecting valve to be recovered and stored. And natural gas remaining in the gas cylinder is liquefied, recycled and stored, so that the device is more environment-friendly, and the natural gas can be recycled.

The invention provides a borehole wall stable drilling fluid suitable for hard and brittle formations and a preparation method of the borehole wall stable drilling fluid. The drilling fluid is prepared from the following substances in percentage by weight: 0.01 to 0.03 percent of soluble carbonate, 0.01 to 0.25 percent of alkaline regulator, 3.0 to 5.0 percent of bentonite, 1.0 to 3.0 percent of coating blocking agent, 1.0 to 4.0 percent of sulfonated phenolic resin, 0.1 to 0.5 percent of pressure resistance transfer agent, 5 to 15 percent of inhibitor, 4.0 to 8.0 percent of calcium carbonate, 1.0 to 3.0 percent of emulsified asphalt, 0.3 to 0.5 percent of xanthan gum and the balance of water. The plugging agent has the technical characteristics of good plugging property and remarkable pressure transmission relieving effect. Compared with the conventional plugging anti-sloughing drilling fluid system, the plugging anti-sloughing drilling fluid has the advantages that the plugging performance is better, effective components in the drilling fluid can be rapidly coated and spread at drilling fluid rock cracks and cementation positions when a stratum is drilled, pressure transmission and clay mineral hydration expansion pressure are rapidly reduced, the initial state of stratum rock can be kept to the maximum extent, and well wall stability is achieved.

The invention provides a vehicle-mounted refrigerator inner container and a preparation method thereof, materials for preparing the vehicle-mounted refrigerator inner container comprise matrix resin, a composite heat conduction agent, a reinforcing agent, a compatilizer, a lubricant and an antioxidant, the matrix resin comprises an acrylonitrile-butadiene-styrene copolymer, and the composite heat conduction agent comprises an acrylonitrile-butadiene-styrene copolymer. The composite heat conduction agent comprises carbon nanotubes, graphene and aluminum nitride. The composite heat conduction agent is added, the heat conduction coefficient of the inner container of the vehicle-mounted refrigerator is increased, heat conduction is facilitated, and therefore the refrigeration efficiency is improved, and energy is saved.

The application relates to the technical field of chip packaging, in particular to a heat dissipation chip packaging structure, a heat dissipation packaging device and electronic equipment. The heat dissipation chip packaging structure comprises a heat dissipation part, a chip, a packaging substrate and a heat conductive material layer. The heat dissipation part is an integrated structure. The lower surface of the heat dissipation part is provided with a containing groove for fixing the chip. The first surface of the containing groove is connected with the heat conductive material layer. The second surface of the containing groove is abutted with the packaging substrate and forms a containing space. The chip is welded and fixed on the packaging substrate. In the application, the integrated heat dissipation part is used as the chip packaging structure and the heat dissipation structure. The thermal resistance of heat propagation between the packaging structure and the heat dissipation structure is reduced. Therefore, the heat can be quickly dissipated to the outside, and the heat dissipation function and working efficiency of the chip packaging structure are improved.

The invention discloses an electric power first-aid repair progress pushing method based on machine learning, and belongs to the field of electric power, and the electric power first-aid repair progress pushing method based on machine learning comprises the steps: 1, building an electric power first-aid repair progress short message sending logic; 2, establishing a power failure sensitive customer database; step 3, presetting a power line repair short message template; and step 4, intelligently pushing the emergency repair progress short message. According to the method, customers who make calls in recent two years to reflect the power failure problem are collected, key information is extracted from telephone records through ASR and NLP, the information is integrated with information in a PMS 3.0 and marketing 2.0 system to construct a power failure sensitive customer database, an RPA tool is used for being connected with the power failure sensitive database, a power failure area is compared with a customer address, customer data are extracted, and the power failure sensitive customer database is established. Power failure sensitive clients in a power failure range are screened out, and the RPA tool automatically calls a short message sending platform and sends a generated short message to the corresponding client; and the pushing of the power repair progress of the power system is more accurate and efficient.