11results about How to "Reduce potential threats" patented technology

A key rotation data encryption system belongs to the technical field of internet encryption and comprises a connection key management unit, a key generation and management unit and a key storage application software unit, the key generation and management unit is also provided with a key version control subunit, an automatic key rotation and key management subunit, an old key security processing subunit and a key rotation backup and recovery mechanism subunit; the application method of the key rotation data encryption system comprises five steps. According to the method, the key leakage risk is reduced, repeated attacks can be prevented, the compliance requirement is met, the encryption strength is improved, the situation that equipment is stolen or broken can be handled, through local key rotation, especially in a distributed system or a client environment, the overall safety of the system can be improved, data protection is enhanced, the key rotation problem is solved, and the security of the equipment is improved. In addition, the key reading and analyzing speed is improved, and technical support is provided for internet security.

The invention relates to cargo transportation equipment, in particular to transportation equipment for loading and unloading liquid dangerous cargos, and aims to solve the technical problems that most valves used by existing common tank containers are manually opened and closed and need to be manually operated during use, the operation risk is high, and the efficiency is poor. The oil gas recovery device comprises a gas phase pipeline, an oil gas recovery connector, an oil gas recovery connector interlocking valve, an oil gas recovery valve, a sideboard vent valve, a main control gas source connector and a main control switch, the oil gas recovery valve is connected with the oil gas recovery connector through the gas phase pipeline, one end of the sideboard vent valve is communicated with the atmosphere, and the other end of the sideboard vent valve is connected with the gas phase pipeline through a first tee joint; the oil and gas recovery joint interlocking valve is mounted on the oil and gas recovery joint and is in a normally-closed state; a main control switch air inlet is connected with the main control air source connector, an air outlet is connected with the air inlet end of the oil-gas recovery connector interlocking valve and the oil-gas recovery valve, and the air outlet end of the oil-gas recovery connector interlocking valve is connected with the side plate vent valve.

The invention provides an efficient turbofan cannon fire extinguishing device and a control method thereof. A device body can be connected with external spraying medium supply equipment; the device body comprises a turbofan cannon driving part and an adjusting control part; the turbofan cannon driving part comprises a driving containing shell, and a turbofan cannon assembly is arranged in the driving containing shell. The adjusting control part comprises an adjusting control shell which is movably connected with and drives the accommodating shell; a monitoring unit, a control unit and an adjusting unit are arranged in the adjusting control shell; the control unit can control parameters of the turbofan cannon assembly by adjusting the angle of the drive containing shell through the adjusting unit according to monitoring data of the monitoring unit. The direction of the turbofan cannon can be adjusted, the turbofan cannon can be applied to the offshore booster station, cable fire can be rapidly and effectively extinguished under the windless or windy condition, the fire extinguishing time is remarkably shortened, the emergency response speed and fire extinguishing efficiency of the cable fire of the offshore booster station are improved, and the safety coefficient is increased.

The invention relates to the technical field of power distribution boxes, in particular to a power utilization safety monitoring method and early warning device for a power distribution box, and the device comprises a body which is provided with a space for installing a power distribution switch, a smoke sensor and other electronic elements. A power distribution switch is installed on the inner wall of the body, an alarm is installed at the top end of the body, a pre-alarm is installed at the top end of the inner wall of the body, a control panel is installed at the position, close to the pre-alarm, of the inner wall of the body, and a temperature sensor and a smoke sensor are installed at one end of the inner wall of the body. Through cooperative use of a second electric push rod, a square frame, a sealing plate, a moving plate and a heat dissipation groove, the purposes of heat dissipation and automatic sealing fire extinguishing can be achieved, the two modes are automatically switched, the time for notifying workers and processing is shortened, the use convenience and safety are improved, the possibility of fire spreading is reduced, and the practicability is high. And the two modes can be used simultaneously.

The invention discloses a preparation method and a manufacturing process of a corn packaging vacuum bag, and relates to the technical field of vacuum bags, the corn packaging vacuum bag is prepared from the following components in parts by weight: 30-70 parts of polypropylene, 30-70 parts of polyethylene, 5-20 parts of vinyl elastomer, 5-10 parts of allyl elastomer, 5-20 parts of polyolefin elastomer, 10-20 parts of SEBS and 1-10 parts of stabilizer. The compatilizer contains self-made maleic anhydride grafted SEBS, the maleic anhydride grafted SEBS with the highest grafting rate is selected as a raw material to be added, so that the compatibility between the SEBS and other raw materials is improved, the characteristics of the SEBS are fully integrated into a vacuum bag, the materials are more fully mixed through other components of the compatilizer, and the mechanical properties of the vacuum bag are improved. The final vacuum bag has wider temperature tolerance upper and lower limits, the toughness of the vacuum bag is improved, the bag breaking rate is remarkably reduced, meanwhile, the adsorbent is added in the manufacturing process, the content of volatile organic compounds in the vacuum bag is remarkably reduced, and potential threats to health are reduced.

The utility model provides a tenon-and-mortise joint bridge body structure based on a fixed bridge, which comprises a first bridge body arranged on a first abutment tooth, a second bridge body arranged on a second abutment tooth, and a connecting assembly arranged between the first bridge body and the second bridge body, and the connecting assembly comprises a first connecting groove formed in the first bridge body, and a second connecting groove formed in the second bridge body; the connecting lug is arranged at the position, corresponding to the first connecting groove, of the second bridge body, and the limiting part is arranged between the first connecting groove and the connecting lug. By adopting a tenon-and-mortise design mode, the problem that conventional bridge repairing is difficult to implement when a plurality of abutment teeth have large undercuts or have no common path of insertion is effectively solved, an adhesive is prevented from being directly exposed to an oral environment, the service life of a bridge body is prolonged, and the stability and reliability of a repairing effect are improved; the structure has the advantages of being firm in combination, attractive, natural and controllable in precision, the repair experience and the oral health level of a patient can be improved, innovativeness and practicability are achieved, and popularization and implementation are convenient.

The invention belongs to the technical field of garbage treatment, and relates to a fire coal coupling garbage cyclone oxygen-enriched combustion and fly ash melting treatment system and method, and the system comprises a cyclone furnace, an electrostatic dust collector, a slag water tank, an air separation device and a liquid oxygen heater. Fly ash can be introduced into the cyclone furnace to be subjected to high-temperature melting treatment, liquid ash slag formed after high-temperature melting treatment is discharged into the slag water tank to be cooled and collected, high-temperature melting treatment and liquid slag discharging of the fly ash are combined, on one hand, the treatment cost of the hazardous waste fly ash is reduced, and recycling closed-loop treatment of the ash slag is achieved; on the one hand, the potential threat of fly ash to the environment is reduced, on the other hand, harmless treatment of ash slag is achieved through liquid-state slag discharging, leaching of harmful substances such as dioxin and heavy metal is avoided, meanwhile, an oxygen-enriched combustion environment can be formed in the cyclone furnace through liquid oxygen, generation of thermal NOx is blocked, emission of NOx is reduced, and in addition, the environment-friendly effect is achieved. And secondary generation of dioxin can also be inhibited by rapidly reducing the temperature of the flue gas through the liquid oxygen heater.

The invention relates to the technical field of cooling, and provides a cooling system. The cooling system comprises an FLNG platform cold energy bearing device, a refrigerant generation module, a cold energy recovery module and a secondary refrigerant circulation module, the FLNG platform cold energy bearing device and the refrigerant generation module both communicate with the cold energy recovery module, and the cold energy recovery module is used for attaching cold energy to a refrigerant to form a secondary refrigerant; the FLNG platform cold energy bearing device is used for providing cold energy; the refrigerant generation module is used for generating a refrigerant; the secondary refrigerant circulation module communicates with the cold energy recovery module and is used for circulating a secondary refrigerant between the to-be-cooled equipment heat exchanger and the cold energy recovery module. According to the cooling system, the defects that in the prior art, cold energy of LNG in the gasification process is not utilized, and potential threats can be caused to surrounding air and the marine environment are overcome, and the cooling system capable of recycling the cold energy of the LNG in the gasification process is achieved.

The application discloses a threat behavior detection method based on a fuzzy enhancement polynomial neural network, which comprises the combination of fuzzy C-means clustering and a polynomial neural network, the design of a self-adaptive optimization mechanism, the introduction of an entropy activation function, the realization of dynamic edge weighting and a fuzzy enhancement feature extraction process, and an adaptive optimization algorithm for threat behavior detection is designed.The application constructs an efficient threat behavior detection model by designing an adaptive fuzzy enhancement polynomial neural network, realizes the accurate identification of complex threat modes in network traffic, and effectively improves the detection precision and efficiency.In addition, the visualization of the thinking process of the neural network is realized through the generation of fuzzy rules, and the transparency and interpretability of the system are improved.Compared with the traditional method, the application has more advantages in detection accuracy and adaptability, not only improves the identification ability of complex attack modes, but also adapts to different network environments, and is suitable for threat detection scenes in complex network traffic.

This utility model provides a wheat seed disinfection and sterilization device, comprising: a sterilization chamber, two symmetrically arranged moving parts inside the sterilization chamber, and a sieving assembly outside the two moving parts. The sieving assembly includes a V-shaped sieve plate with several sieve holes for filtering impurities and adhered wheat seeds. This wheat seed disinfection and sterilization device effectively separates distinct wheat seeds from adhered wheat seeds and impurities through the coordinated action of the sterilization chamber, moving parts, sieving assembly, impurity removal component, inclined baffle component, and vibrating stirring component. This avoids adhered wheat seeds and impurities interfering with the normal disinfection and sterilization process, significantly improving the overall disinfection and sterilization effect. It ensures that every wheat seed is effectively treated, avoiding seed quality problems due to incomplete disinfection and reducing the potential threat of pathogen residues to wheat growth.

The embodiment of the invention provides a data compliance test method and device.The method comprises the steps that at least one test case of a specified object is obtained, and each test case is closely associated with at least one specified item in a specified compliance file, the product of the test result of each test case, the first weight and the second weight is determined as the risk score, the first weight reflects the mandatory of the specified item, and the second weight is endowed with different weights according to the importance degree of the specified object, so that the data compliance risk faced by the specified object is accurately measured, and the accuracy of the data compliance risk is improved. According to the method, the risk score of the specified object under each test case is added to determine the final test result, and a more real-time and comprehensive data compliance risk assessment means is provided for an organization, so that the organization can find and solve the data compliance problem in time, the data compliance is assessed more accurately, and the data compliance risk assessment efficiency is improved. And potential threats caused by data security risks are reduced.