16results about How to "Reduce security costs" patented technology

The invention relates to an offshore wind turbine generator data acquisition method and system, and the method comprises the steps: dividing a target offshore wind power plant into a plurality of inspection regions, and obtaining the structure parameters and topographic data of a wind turbine generator of each inspection region; according to the wind turbine generator structure parameters and topographic data, respectively constructing an unmanned aerial vehicle flight path of each inspection area, and presetting a surrounding radius and a vehicle position angle; based on the flight path, the surrounding radius and the camera position angle, controlling the unmanned aerial vehicle to carry out surrounding flight on the wind turbine generator in each inspection area, and collecting a wind turbine generator image and point cloud data in the surrounding flight process; and constructing a wind turbine generator three-dimensional model based on the wind turbine generator image and the point cloud data, constructing a three-dimensional map in combination with the topographic data, and fusing a flight path into the three-dimensional map to complete data acquisition of the target offshore wind plant. According to the invention, autonomous intelligent inspection of the offshore wind turbine generator can be realized.

The invention belongs to the technical field of data asset management, and discloses a data asset classification protection method based on data assessment pricing, which comprises the following steps: S1, data collection: collecting data assets to be assessed, priced and subjected to classification protection, the data assets comprise business data, customer data and financial data in an enterprise, and market data and partner data which are acquired from the outside; and S2, data asset assessment: comprehensively assessing the characteristics, usage scenarios and potential risks of the data assets to generate a pricing model of the data assets. According to the scheme, value evaluation is performed on the data assets, the data classification is determined in combination with business and safety sensitivities of the data assets, and corresponding safety protection strategies are formulated for different types of data, so that the management efficiency of the data assets is improved, safety resources are reasonably allocated, the overall safety cost is reduced, and the precision and effectiveness of data protection are improved.

The utility model discloses die steel with strong wear resistance, which relates to the technical field of die steel, and comprises a die steel main body, the end part of the die steel main body is provided with a protective structure, the protective structure comprises a protective plate, a mounting groove and a soft block, the mounting groove is arranged on the end surface, facing the end part of the die steel main body, of the protective plate, and the soft block is fixedly arranged in the inner cavity of the mounting groove. By means of the arrangement mode that the protective structures and the connecting structures are matched, the ends of the die steel bodies can be safely protected, and therefore when the die steel bodies are moved, transported or stacked, the adjacent die steel bodies can be prevented from being attached to each other, friction damage to the die steel bodies caused by collision can be avoided, and the die steel bodies are protected. The safety of the die steel main body during moving or placing is effectively improved, the service life of the die steel main body is further prolonged, meanwhile, the protection plate is convenient to disassemble and assemble, high in flexibility and capable of being repeatedly used, and the safety protection cost of the die steel main body is reduced.

The utility model discloses a transformer copper bar fixing plate which comprises a copper bar fixing part which comprises a front laminated board, a rear laminated board and resin bonding glue. The front surface of the resin adhesive is adhered to the inner side surface of the front laminated board, the inner side surface of the rear laminated board is adhered to the back surface of the resin adhesive, and the front laminated board and the rear laminated board are both made of hot-pressed polyester resin plastic; the connecting part comprises a connecting port, a connecting pipe and a connecting ring; the connecting ports are formed in the middle of the front face of the front laminated board and penetrate through the rear laminated board, the connecting pipes are arranged in the connecting ports, and the connecting rings are symmetrically arranged at the front ends and the rear ends of the connecting pipes in a threaded mode. The problems that in the installation and use process of an existing transformer copper bar, laminated wood is generally selected for fixing, when the transformer is short suddenly, the laminated wood can be broken, the copper bar clamping effect of the laminated wood is invalid, and therefore the transformer is burnt out, cost is increased, and safety risks are increased are solved.

The utility model discloses a screw conveyor rear unearthing jaw crushing quarrying system which comprises two sets of screw conveyors, and the two sets of screw conveyors are respectively matched with a driving device; cylinder bodies of the two sets of screw conveyors are connected front and back, a quarrying box communicated with the rear set of screw conveyor is arranged below the rear portion of the rear set of screw conveyor, a jaw crusher is arranged in the quarrying box, and a slurry discharging pipe is arranged on the rear portion of the quarrying box. According to the screw conveyor rear unearthed jaw type crushing quarrying system, the structural design of a double-screw rear unearthed mode of the screw conveyor is adopted, the quarrying box is arranged towards the rear end, the spare space at the front end of the connecting bridge is fully utilized, and the problem that the quarrying box is stagnated in discharging due to the fact that the volume of the quarrying box is insufficient is effectively solved.

The invention relates to the technical field of short circuit ring assembly, and discloses a semi-automatic short circuit ring pressing device for a motor, which comprises a workbench, a belt conveyor is mounted at the top of the workbench, an angle plate is fixedly connected to the top of the belt conveyor, and a transmission assembly component for improving the placement precision of a short circuit ring is arranged above the belt conveyor. The transmission assembly component comprises a plurality of transmission belts for placing the short-circuit rings through self transmission thrust, high-precision placement of the short-circuit rings is achieved through transmission of the transmission belts to the short-circuit rings, the problem of contact between the short-circuit rings and the stator iron core is solved, firstly, the transmission belts ensure the stability of the short-circuit rings in the placement process, and the transmission efficiency of the short-circuit rings is improved; and the short circuit ring is accurately conveyed into the stator iron core through a transmission mechanism, so that the position deviation caused by manual operation is effectively avoided, the electrical performance of the motor is improved, the contact resistance is reduced, the local heating phenomenon is reduced, and the efficiency of the motor is favorably improved.

The invention relates to gadolinium oxysulfide powder based on a molten salt method and a preparation method of the gadolinium oxysulfide powder. The preparation method specifically comprises the following steps: preparing a precursor solution, and cleaning and drying an obtained precipitation product to obtain precursor powder; the precursor powder is one of Gd2O2CO3, Gd2 (SO4) 3.8 H2O, Gd2 (OH) 4SO4. XH2O and Gd2 (OH) 5NO3. XH2O, and the precursor powder is one of Gd2O2CO3, Gd2 (SO4) 3.8 H2O, Gd2 (OH) 4SO4. XH2O and Gd2 (OH) 5NO3. XH2O; uniformly mixing the prepared precursor powder, a sulfur source and fused salt, putting the mixture into a crucible, sintering at high temperature in a protective atmosphere to enable the mixed powder to form a molten state, and cleaning and drying after sintering and cooling to obtain gadolinium oxysulfide powder; and the molten salt is one of Li2CO3 and Na2CO3, Li2CO3 and K2CO3, Li2CO3 and K2CO3, and Na2CO3. The invention also discloses a preparation method of the lithium ion battery. Compared with the prior art, the method has the advantages that the Gd2O2S powder is synthesized in the air or the reducing atmosphere or the inert atmosphere, compared with a traditional high-temperature solid-phase synthesis method, the synthesis temperature is greatly reduced, and the generated Gd2O2S is good in crystallinity, high in purity, free of impurity phases and high in dispersity.

The invention belongs to the technical field of bearing materials, and discloses vinyl hyperbranched polysiloxane, a polyvinyl composite material bearing and a preparation method.The preparation method of the vinyl hyperbranched polysiloxane comprises the following steps that a first siloxane monomer containing at least four vinyl groups and a second siloxane monomer containing sulfydryl are mixed, then adding a photoinitiator, uniformly mixing, and performing ultraviolet irradiation to obtain an intermediate; and slowly dropwise adding an aqueous medium into the intermediate, adding a catalyst at the same time, and then reacting at 60-90 DEG C for 4-8 hours to obtain the vinyl hyperbranched polysiloxane. According to the invention, an efficient and mild vinyl hyperbranched polysiloxane synthesis system is constructed, and the controllability and storage stability of the product structure are improved. According to the invention, high-efficiency compatibility of inorganic filler and a polyethylene matrix is realized by virtue of the synthesized vinyl hyperbranched polysiloxane, and the comprehensive performance and service reliability of the polyethylene-based composite material bearing are greatly improved.

The invention discloses a natural person identity encryption real-name authentication method and system, and relates to the field of identity and data security. The method is based on a'natural person-encryption terminal-authentication server 'closed-loop encryption architecture, an identity identifier capable of directly recognizing a natural person is not collected, and the core comprises five steps of information collection, authentication initiation, identity authentication, dynamic identity password generation, closed-loop verification and result synchronization. The system adopts a three-level distributed architecture and is composed of an encryption terminal and an authentication server, and the encryption terminal and the authentication server cooperate to achieve secret key fragmentation management, encryption communication and auditing tracing. According to the method, the principle of minimum necessary collection is followed, the national secret algorithm, secret key fragment storage and block chain evidence storage technology are combined, identity authentication is unforgeable, uncounterfeitable and traceable, sensitive information leakage is eradicated from the source, compliance cost is reduced, the method is adaptive to multi-field and multi-terminal scenes, related laws and regulations are met, and high safety and practicability are achieved.

The invention relates to the field of petrifaction, and discloses a green refining method of crude caprolactam, which comprises the following steps: S1, mixing crude caprolactam with a crystallization solvent, carrying out primary crystallization, carrying out solvent removal, heavy component removal and light component removal on a primary mother solution obtained by separation, mixing the recovered solvent and caprolactam with crude caprolactam, and recrystallizing; or removing the solvent from the primary mother liquor, recovering, concentrating, performing secondary crystallization, and separating to obtain secondary crystals and secondary mother liquor; carrying out solvent removal, heavy component removal and light component removal on the secondary mother liquor, mixing the recycled caprolactam with the primary mother liquor for secondary crystallization, separating to obtain secondary recycled crystals, mixing the secondary recycled crystals with secondary crystals and crude caprolactam, and then carrying out primary crystallization again; and S2, adsorption refining. According to the method disclosed by the invention, efficient and green refining of the crude caprolactam can be realized, the finally obtained caprolactam has high purity, low chroma and high yield, and the method has obvious advantages in production of high-end caprolactam products with extremely high chroma requirements.

The invention provides a protocol conformance test system and method for a vehicle-road cloud integrated platform, and the system comprises a cloud test end, background equipment, and tested equipment. The background equipment is used for receiving the test message output by the cloud test end, analyzing the test message and sending the test message to the corresponding tested equipment; the tested equipment is used for receiving the test message output by the cloud test end, analyzing the test message and returning a return message corresponding to the test message to the cloud test end through a corresponding air interface; the cloud test end is used for matching parameters from a pre-generated parameter library according to the tested equipment and generating parameter information; and determining a parameter needing to be tested, performing parameter value processing on the parameter, and comparing a test value with a corresponding expected value to obtain a corresponding consistency test result. The method is not influenced by a test site, supports large-scale concurrent test and time accuracy test, improves the test efficiency and accuracy, and reduces the safety risk and cost of road test.

The utility model discloses an automatic pushing device for a winding shaft of a splitting machine, the winding shaft is installed on a supporting arm, the supporting arm is installed in the splitting machine through a sliding rail, the automatic pushing device comprises an air cylinder installed in the splitting machine and an air source located outside the splitting machine, the splitting machine is further provided with an air valve switch, and the air valve switch is connected with the air cylinder. The telescopic end of the air cylinder is connected with the supporting arm, and the air cylinder pushes the supporting arm out of the splitting machine. The rolling shaft can be pushed out of the dividing and cutting machine through the pushing device, the rolling shaft does not need to be pulled out of the dividing and cutting machine manually, potential safety hazards can be greatly reduced, the labor intensity of workers is lowered, and safety cost is saved.

The utility model discloses a continuous poultry egg cooking equipment, including conveying line, horizontal setting in the frame body, top cap, setting in the conveying line top and setting with the lifting plate of inserting top cap in the both ends top of top cap, bottom plate, setting in the frame body bottom, side plate, setting in the frame body outer end and with top cap and bottom plate form closed cavity, in the middle part of bottom plate and top cap is provided with the air inlet, still is provided with the air outlet in the both ends of top cap. This cooking equipment passes through setting top cap, bottom plate and side plate in the frame body outer end of conveying line, can enclose into a closed cavity shape, to the inside import heating steam conveniently, carries out steam heating to the poultry egg of conveying on the conveying line, and the poultry egg is steamed, can realize continuous cooking according to the equipment.

The invention discloses a synthesis method and application of an asymmetric ether compound, and belongs to the technical field of organic synthesis. According to the method disclosed by the invention, stoichiometric silver trifluoromethanesulfonate is taken as a catalyst, benzyl halides with different structures directly react with benzyl alcohol under the conditions of air atmosphere, room temperature and no need of keeping out of light, and the asymmetric ether bond is efficiently constructed. Aromatic groups in the benzyl halide and the benzyl alcohol are independently selected from aryl or five-membered to six-membered heteroaryl containing nitrogen, oxygen and sulfur heteroatoms. The method provided by the invention is mild in condition, safe and simple to operate, wide in substrate applicability, simple in post-treatment and easy for industrial amplification, and the prepared asymmetric ether compound has very high application value in preparation of drugs and pesticides.

This invention addresses the problems in existing transmission tower leg landslide monitoring technologies, such as difficulties in sensor deployment, poor long-term reliability, difficulty in capturing system-wide coordinated deformation, and a disconnect between monitoring data and structural stability assessment. It proposes a method for identifying the slippage state of transmission tower legs based on tension monitoring data. The method includes: determining the soil parameters at the site of the transmission tower; performing frequency domain signal analysis on the collected cable tension signals to obtain the static cable tension value; and inputting the static cable tension value into a mapping relationship between static cable tension and leg landslide amount to obtain the leg landslide amount. This method achieves direct monitoring of leg slippage by constructing a mapping relationship between static cable tension and leg landslide amount.

The present invention relates to a large-span eight-shaped truss structure material yard construction method, which utilizes the corridor above the material yard to construct the large-span eight-shaped truss structure material yard, divides the large-span eight-shaped truss into three parts and hoists them separately, installs a mobile docking platform on the corridor, fixes the horizontal truss part that is first hoisted on the mobile docking platform, and then hoists the oblique truss parts on both sides separately and splices them with the horizontal truss parts to form a complete large-span eight-shaped truss structure. The present invention makes full use of the existing corridor structure above the material yard, reduces the difficulty of hoisting the large-span eight-shaped truss, and is easy to ensure the shape and position accuracy of the large-span eight-shaped truss structure, and the safety risk and cost of the construction process are low.