香薰摆件（MS006月球）

Sterilization system and sterilization method

The invention provides a sterilization system and a sterilization method, and relates to the technical field of sterilization, the sterilization system comprises: a first container for storing and releasing a photosensitizer; the second container is used for containing a solvent and receiving the photosensitizer released by the first container; the solvent is used for dissolving the photosensitizer to form a photosensitive solution; the atomizing mechanism is arranged in the second container and is used for atomizing the photosensitive solution to form photosensitive fog; and the light source is used for emitting light rays, and the light rays act on the photosensitizer in the photosensitive fog to generate bactericidal substances. According to the sterilization system, the photosensitizer is excited under the light source to generate the sterilization substance so as to perform sterilization and odor removal on the space needing to be sterilized, and meanwhile, the solvent component in ...

Sodium ion battery and modified hard carbon negative electrode thereof

The invention discloses a sodium ion battery and a modified hard carbon negative electrode thereof. The preparation method of the hard carbon negative electrode material comprises the following steps: providing a saccharide micromolecule hard carbon precursor; dissolving the hard carbon precursor in water and then carrying out hydrothermal reaction; centrifugally separating a hydrothermal reaction product, washing and drying to obtain intermediate powder; carrying out carbonization treatment on the obtained intermediate powder under the protection of an inert atmosphere to obtain hard carbon powder; dissolving the obtained hard carbon powder in water, and adding caffeic acid to form an aqueous solution; heating and stirring the formed aqueous solution until the water is completely evaporated to obtain composite powder; and performing high-temperature dehydration treatment on the obtained composite powder under a vacuum condition to obtain the modified hard carbon negative electrode material ...

Refrigerator

The embodiment of the invention provides a refrigerator which comprises a containing assembly, and the containing assembly is provided with a first storage chamber, a cavity and a second storage chamber which are sequentially arranged at intervals in the width direction of the refrigerator; the electromagnetic coil is arranged in the cavity; the first magnetizer is arranged on the side, away from the electromagnetic coil, of the first storage chamber; the second magnetizer is arranged on the side, away from the electromagnetic coil, of the second storage chamber; and after being electrified, the electromagnetic coil can be matched with the first magnetizer to generate a first magnetic field in the first storage chamber, and can be matched with the second magnetizer to generate a second magnetic field in the second storage chamber. The refrigerator provided by the embodiment of the invention can fully utilize electromagnetism generated by the electromagnetic coil to preserve freshness.

INTERNET OF THINGS TECHNOLOGY-BASED MEASURING INSTRUMENT RECYCLING AND SORTING SYSTEM

An Internet of Things technology-based measuring instrument recycling and sorting system, comprising a hardware device, an industrial control device, and a sorting system management module. The hardware device comprises: a feeding line (1), a feeding module (2), a feeding manipulator (6), a meter box conveying line (17), a transverse positioning sliding table (7), a verification feeding and discharging manipulator (9), a verification module (3), a verification discharging area (10), an image recognition device (8), a label sorting machine (10), a sorting cylinder (11), a sorting temporary storage line (13), a qualified meter line (14), an unqualified meter line (15), a scrap line (16), a packing manipulator (12), and a discharging area (5). By means of the system, the automatic processing of the whole process of meter recycling and sorting is achieved.

Sodium-ion battery negative electrode prepared from recycled decommissioned silicon-carbon material

And recycling the decommissioned silicon-carbon material to prepare the sodium-ion battery negative electrode. The preparation method comprises the following steps: dissolving and removing a binder in the decommissioned silicon-carbon composite negative electrode material of the lithium ion battery, and cleaning to obtain a recycled silicon-carbon composite negative electrode material; and preparing the recycled silicon-carbon composite negative electrode material into an electrode, and then carrying out electrochemical treatment so that the electrode is further subjected to non-crystallization transformation. The method is simple and easy to implement, realizes reutilization of the decommissioned negative electrode material, saves resources, and is particularly beneficial to environmental protection. Compared with other negative electrode materials, the decommissioned silicon-carbon composite negative electrode material provided by the invention is extremely low in cost and wide in source ...

Fresh-keeping method and refrigerator

The embodiment of the invention discloses a fresh-keeping method and a refrigerator. The fresh-keeping method comprises the steps that the type and the freshness level of food in the refrigerator are obtained; and controlling the sterilization unit and the magnetic field unit in the refrigerator to work in different modes according to the types and the freshness levels so as to preserve the freshness of the food. According to the embodiment of the invention, the fresh-keeping requirements of users on different types of food can be met.

Laminated stone reservoir identification method, device and equipment and storage medium

The invention discloses a laminated stone reservoir identification method, device and equipment and a storage medium. The method comprises the following steps: acquiring logging data of a to-be-identified laminated stone reservoir; inputting the logging data into a pre-trained reservoir identification model to obtain an identification result of the to-be-identified laminated stone reservoir output by the reservoir identification model; wherein the reservoir identification model is established based on a neural network; a training function and an activation function of the reservoir identification model are determined based on mean square error constraint. According to the technical scheme, the problem that the identification accuracy of the laminated stone reservoir is low is solved, and the identification cost of the laminated stone reservoir can be reduced while the identification accuracy of the laminated stone reservoir is improved.

Sodium ion battery and preparation of sodium vanadium fluorophosphate electrode material thereof

The invention relates to a sodium ion battery and preparation of a sodium vanadium fluorophosphate electrode material thereof. The preparation method of the sodium vanadium fluorophosphate comprises the following steps: mixing a vanadium source, a sodium source, a phosphate radical source and a fluorine source to form a mixed solution, adding a complexing precipitant, and further controlling the complexing precipitation reaction to prepare Na3 (VO1-xPO4) 2F1 + 2x, 0 < = x < = 1. According to the method, the sodium vanadium fluorophosphate can be rapidly prepared in the low-temperature aqueous solution, the subsequent aging treatment and high-temperature sintering process are not needed, the energy consumption of the product is greatly reduced, and the preparation aging is remarkably enhanced; the product yield is high, and efficient utilization of a vanadium source is realized; the product is good in crystal form and high in crystallinity, and an assembled battery shows excellent electrochemical ...

Sterilizing and deodorizing device, equipment and method

The invention provides a sterilization and odor removal device, equipment and a method, and relates to the technical field of sterilization, the sterilization and odor removal device is provided with an air passage, and the air passage comprises an air inlet end and an air outlet end; the sterilization and odor removal device further comprises a photodynamic sterilization and odor removal unit, a light source and a photocatalytic sterilization and odor removal unit which are sequentially arranged on the air channel from the air inlet end to the air outlet end, and the light source is used for exciting the photodynamic sterilization and odor removal unit and the photocatalytic sterilization and odor removal unit to release sterilization substances. According to the sterilization and odor removal device, through cooperation of photodynamic sterilization and photocatalytic sterilization, odor gas, microorganisms and the like can be thoroughly sterilized, efficient sterilization and odor removal ...

Self-repairing binder based on metal ion-polymer coordination bond and preparation method thereof

The invention relates to a self-repairing binder based on a metal ion-polymer coordination bond and a preparation method of the self-repairing binder, and belongs to the technical field of lithium ion batteries. The binding agent is autonomously broken/formed in the volume expansion/shrinkage process of the electrode through a metal-polymer reversible coordination bond, internal stress generated in volume change is released, and relative stability of the morphology of the electrode material is achieved; meanwhile, after cracks are formed, crack healing can be induced through the self-repairing capacity of reversible chemical bonds, and long-term stable circulation of the battery is achieved.

Atomization experiment system capable of simulating engine back pressure oscillation

The invention relates to the technical field of rocket engines, in particular to an atomization experiment system capable of simulating engine back pressure oscillation, and aims to solve the problem that pressure oscillation environment conditions cannot be comprehensively and truly simulated when engine combustion is unstable in an existing back pressure oscillation environment simulation mode. The invention provides an atomization experiment system capable of simulating engine back pressure oscillation. The atomization experiment system comprises a shell, an atomization nozzle assembly, a gear and a spray pipe assembly. The spray pipe assembly is arranged on the side wall of the shell and comprises an upper spray pipe and a lower spray pipe, and the upper spray pipe and the lower spray pipe both communicate with the cavity. A gear is arranged on the side, away from the shell, of each spray pipe assembly and can rotate around the axis of the gear so as to periodically block the upper ...

Refrigerator control method and refrigerator

The embodiment of the invention provides a refrigerator control method and a refrigerator, and the control method comprises the steps that when a chamber is in an unfreezing mode, an electromagnetic module is controlled to start an alternating magnetic field to generate heat to unfreeze food materials; the current temperature of the chamber is obtained; if the current temperature exceeds the first preset temperature, controlling the electromagnetic module to close the alternating magnetic field and open the static magnetic field; and if the current temperature does not exceed the first preset temperature, the electromagnetic module is controlled to continue to operate in the alternating magnetic field. The food materials are unfrozen through the heat released by the electromagnetic module under the alternating magnetic field, the unfreezing temperature of the chamber is controlled within the proper temperature range, the unfreezing time can be shortened, the risk that the surfaces of the ...

Automatic speed control probe rod self-cleaning centering type drilling imaging device

The invention discloses an automatic speed control feeler lever self-cleaning centering type drilling imaging device, and relates to the technical field of drilling imagers, the automatic speed control feeler lever self-cleaning centering type drilling imaging device comprises a probe front bin, the probe front bin is connected with a plurality of conveying pipes, air inlet channels are correspondingly arranged in the probe front bin and the conveying pipes, and a probe front panel is arranged at the front end of the probe front bin; a water inlet channel is arranged in the probe front bin, the water inlet channel and the air inlet channel are respectively communicated with an air outlet mechanism and a water outlet structure which are arranged on the probe panel, and outlets of the air outlet mechanism and the water outlet structure are arranged on the outer side of the probe panel in a matched manner; a probe is arranged in the middle of the probe front bin, a heat dissipation demisting ...

Sterilizing and deodorizing device, equipment and method

The invention provides a sterilization and odor removal device, equipment and a method, and relates to the technical field of sterilization. The sterilization and odor removal device is provided with an air passage, and the air passage comprises an air inlet end and an air outlet end; the sterilization and odor removal device further comprises a first photocatalyst unit, a first light source, a second photocatalyst unit, a third photocatalyst unit and a second light source which are sequentially arranged on the air channel from the air inlet end to the air outlet end. The first light source is used for exciting the first photocatalyst unit and the second photocatalyst unit to release sterilization substances, and the second light source is used for exciting the third photocatalyst unit to release sterilization substances. According to the sterilization and odor removal device, sterilization substances are generated through three times of photocatalytic reaction, efficient sterilization ...

Portable narrow open channel water level and water depth measuring device and measuring method

The invention discloses a portable narrow open channel water level and depth measuring device which comprises a device base (2) and a housing (4) which are connected, the side face of the device base (2) is connected with a photosensitive sensor (9) and a drum base (14), and the drum base (14) is connected with a rope drum (15) and a rope guide hook (16); a reduction gear set (21), a transmission gear (23), a rack (24), a motor (25) and a modulation wheel (26) are arranged in the housing (4); wheel blades of the modulation wheel (26) are matched with the left photoelectric interrupter (28) and the right photoelectric interrupter (29); the lower end of the strip tooth (24) extends out of the housing (4) and is connected with a measuring rod (30), the measuring rod (30) is connected with a sensor seat (31), and a probe bag (34), a magnet (35), a magnetic sensitive element (36), a pole plate (38) and an electrode (39) are arranged in the sensor seat (31). The device has the advantages of being ...

Iodine-doped sulfide electrolyte and preparation method thereof

The invention relates to an iodine-doped sulfide electrolyte and a preparation method thereof, and belongs to the technical field of battery materials. The chemical formula of the electrolyte is Li < 6 > PS < 5 > Cl < x > I < 1-x, 0.5 lt >, xlt; 1; the iodine element is doped on the surface of the argyrodite type electrolyte Li6PS5Cl. The method comprises the following steps: dissolving Li2S, LiCl and P2S5 in an organic solvent A, and stirring to form a precursor solution; heating and drying to obtain a precursor; placing the precursor in an organic solvent B solution of LiI, heating and stirring to obtain a doped precursor solution; heating and drying to obtain a mixed precursor; and uniformly grinding, putting into a muffle furnace, calcining in a protective gas atmosphere, and cooling after calcining. The electrolyte has relatively high ionic conductivity and good interface contact stability with metal lithium, and can be used as an ideal electrolyte material of an all-solid-state lithium ...

Fabricated landscape building facility

The invention relates to the technical field of buildings, in particular to an assembly type landscape building facility which comprises a plurality of pool plates and a filter assembly, a landscape pool is defined by the pool plates, a water outlet is reserved in the center of the landscape pool, and water inlet pipes are arranged at the upper ends of part of the pool plates; the number of the filtering assemblies is multiple, each filtering assembly comprises a shell, a partition plate, two filtering plates and two recycling assemblies, and a water inlet communicated with the water outlet and a water outlet communicated with the water inlet pipe are formed in the shell; the interior of the shell is divided into two cavities by the partition plate; and the two filter plates are respectively positioned in the two chambers. Water in the landscape pool is filtered and then returned by arranging the filtering assembly, so that accumulation of dirt in the landscape pool is reduced; and the ...

Sodium-ion battery multi-dimensional heterostructure negative electrode material

A preparation method of the multi-dimensional heterostructure negative electrode material of the sodium ion battery comprises the following steps: mixing selenium powder and metal nickel salt, dissolving in an ethanol solution of citric acid, dropwise adding a hydrazine hydrate solution, uniformly stirring, and carrying out solvothermal reaction on the mixed solution; centrifugally washing the solvothermal reaction product to obtain a bulk metal selenide material; the dried metal selenide is placed in a muffle furnace to be calcined for a period of time, rapid annealing is carried out to the room temperature, and the multi-dimensional NiSe/NiO heterostructure composite material is obtained. According to the preparation method disclosed by the invention, a heterojunction and a metal oxide protective layer can be constructed in situ by calcining the bulk metal selenide with the multi-dimensional hierarchical structure; and the prepared multi-dimensional heterostructure composite material ...

Modeling method, device and equipment for fractal dimension of dolomite reservoir and medium

The invention discloses a dolomite reservoir fractal dimension modeling method, device and equipment and a medium. The method comprises the following steps: acquiring reservoir characteristics of a sample dolomite reservoir; wherein the reservoir features at least comprise rock types, experimental fractal dimensions, experimental porosity, experimental permeability and logging data information; inputting the rock type in the reservoir features and the experimental fractal dimension into a preset neural network model to obtain a fractal dimension classification result; wherein the fractal dimension classification result is a fractal dimension prediction result based on rock types; and establishing a fractal dimension relation model among the porosity, the permeability, the logging data information and the fractal dimension based on the rock type according to the fractal dimension prediction result and the reservoir characteristics. By adopting the technical scheme, the fractal dimension ...

Magnetic field fresh-keeping device and refrigerator

The invention provides a magnetic field fresh-keeping device and a refrigerator, and the magnetic field fresh-keeping device comprises a shell which is sequentially provided with a first chamber, a containing cavity and a second chamber; the magnetism generating assembly comprises an electromagnetic coil, a first magnetizer and a second magnetizer, the electromagnetic coil is matched with the first magnetizer after being powered on so as to generate a first magnetic field in the first chamber, and the electromagnetic coil is matched with the second magnetizer after being powered on so as to generate a second magnetic field in the second chamber; the air duct pipe communicates with the first chamber, and the air duct pipe is used for guiding cold air into the first chamber so as to maintain the temperature in the first chamber within a first temperature range; wherein the temperature in the second chamber is in a second temperature range, and the second temperature range is different from ...

Nano-enzyme-loaded nucleus pulposus matrix hydrogel microspheres

The invention discloses a nucleus pulposus matrix hydrogel microsphere loaded with nano enzyme, and belongs to the technical field of biological materials. The invention provides the LOX-MnO2 nano-enzyme which is simple to prepare, the LOX-MnO2 nano-enzyme is loaded on the GDNP, and the glucose-rich nucleus pulposus decellularized matrix hydrogel microspheres loaded with the lactate oxidase-manganese dioxide nano-enzyme are formed through a constructed novel two-stage temperature control microfluid system. The injection is simple to prepare, convenient to store, injectable and easy for large-scale production, and has clinical application potential. The system aims at adjusting nutrient imbalance and a severe microenvironment after the stem cells are implanted into the intervertebral disc, so that the efficiency of stem cell treatment is improved, and a new strategy is provided for IDD treatment.

Primer for identifying epinephelus coioides and application thereof

The invention discloses a primer for identifying epinephelus coioides and application of the primer. Nucleotide sequences of the primer are shown as SEQ ID NO: 5-6. The application is the application in identifying epinephelus coioides. The molecular specific marker primer provided by the invention can be used for carrying out rapid molecular identification on epinephelus coioides, is simple in method, good in accuracy and high in sensitivity, and is an effective auxiliary means for distinguishing the morphological characteristics of the epinephelus coioides. Compared with a traditional investigation method that effective identification cannot be performed due to incomplete organisms, the detection method disclosed by the invention only needs to collect an environmental sample, and can identify whether the epinephelus coioides exists by detecting whether the D-loop region fragment of the epinephelus coioides exists in the environment, so that the damage to an ecological system is small, ...

Garbage classification box capable of reducing bacterium breeding

The utility model discloses a garbage classification box capable of reducing bacterium breeding, which comprises a support plate, a support rod fixed on the support plate, a bearing fixed on the support rod, rotating shafts in interference fit in the bearing, a first cylinder fixed between the two rotating shafts, a frame fixedly erected on the first cylinder, and a second cylinder fixed on the frame, the second barrel body and the frame are of an integrated structure, the second barrel body is made of transparent high-strength polyvinyl chloride materials, the permeability of ultraviolet light can be guaranteed, ultraviolet lamp tubes are distributed on the inner wall of the first barrel body, wet garbage in the second barrel body can be sterilized through ultraviolet light irradiated by the ultraviolet lamp tubes, and the bacterium breeding speed is reduced. Wet garbage in the second barrel can be sterilized through ultraviolet light emitted by the ultraviolet lamp tube, so that the bacterium ...