79results about How to "Alleviate security concerns" patented technology

The invention discloses a method capable of utilizing mine tailings to produce an aerated hollow brick. The method comprises the following steps: (1), mixing such materials in dry basis mass part as main tailings, lime, coal ash or yellow phosphorus slag, and the like; (2), according to the step (1), adding water in 85-95 percent of the mixed material dry basis, adding waste aluminum power in 0.04-0.06 percent of the mixed material dry basis, adding gypsum in 9-11 percent of lime, and adding triethanolamine in 0.1-0.3 percent of waste aluminum power. According to the invention, a larger amount of mine tailings can be used to achieve the purposes of energy conservation and environment protection and relieve the environment pollution caused by processing the mine tailings pile, and a novel material source is provided for the hollow bricks.

The invention provides a data processing method and system based on a cloud platform, relating to the technical field of cloud computing. The system comprises a cluster node installed on a cloud server, and the cluster node comprises an Internet of things cloud platform, a data processing system and a service processing system; the Internet of things cloud platform is in communication connection with data acquisition equipment and is used to obtain data acquired by the data acquisition equipment; the data processing system is in communication connection with the Internet of things cloud platform and is used to analyze the data received by the Internet of things cloud platform to obtain an analysis result; and the service processing system is in communication connection with the Internet ofthings cloud platform and the data processing system respectively, and is used to store the data and / or analysis result transmitted by the data processing system and provide related business servicesfor a client. Thereby, the technical problem of higher cost and lower security generated when analyzing offline data in the prior art can be alleviated.

The invention belongs to the technical field of energy storage devices and relates to an organogel polymer electrolytic solution, a preparation method, application, a sodium-based dual-ion battery anda preparation method thereof. The organogel polymer electrolytic solution of the present invention comprises a solid polymer substrate and an organic electrolytic solution; wherein the solid polymersubstrate comprises an organic polymer and an inorganic additive; and the organic electrolytic solution comprises sodium salt and an organic solvent. The liquid electrolytic solution and the diaphragmin a traditional battery are replaced by the rigid-flexible organogel polymer electrolytic solution where the organic and inorganic materials coexist, thereby improving the safety of the battery under the premise of ensuring the electrochemical performance of the battery, broadening the application field of dual-ion batteries, bringing new design opportunities for energy storage devices in the field of wearable electronic devices in the future, achieving low-cost batteries without using the diaphragm and a protection circuit.

The invention provides an elevator safety monitoring method and device. The elevator safety monitoring method comprises the following steps that the validity of an emergency warning system in an elevator car is detected in a real-time manner, wherein the emergency warning system comprises one or more of an emergency power supply, an emergency lighting device, an emergency communication device and an emergency warning button; when the emergency warning system is invalid, corresponding emergency warning system invalid information is generated according to the invalid object of the emergency warning system; and the emergency warning system invalid information is sent to a terminal device of a corresponding operator on duty, a terminal device of a corresponding maintenance person and a corresponding information display platform of an elevator. Through the adoption of the elevator safety monitoring method and device, the validity of the emergency warning system in the elevator car can be detected in a real-time manner, and the safety and the reliability of the emergency warning system are improved.

The invention discloses a comprehensive tailing utilizing technology. The comprehensive tailing utilizing technology comprises the following steps: (a) concentrating tailings obtained after separation of iron ore by using a concentrator; (b) sending the concentrated tailing to a high-frequency fine screen, and separating out coarse sand above the screen; (c) collecting a material passing through the high-frequency fine screen, and sensing the material to a swirler for grading the material to obtain effusion and grit; (d) sending the effusion obtained in the step (c) into the concentrator for concentrating the effusion, and sending the obtained product into a tailing warehouse, and using the obtained effusion as recycled water which enters a production system; and (e) sending the grit obtained in the step (c) to a ceramic filtering dewatering machine for dewatering the grit to obtain an iron correcting agent and filtrate. Through the comprehensive tailing utilization, secondary resources are effectively developed and utilized, so that the utilization rate of the tailing can be improved, discharge of the tailing can be reduced, the problems of safety and environment protection of tailing piling are alleviated; therefore, the comprehensive tailing utilizing technology has a great significance in maintaining and improving the ecological environment, improving the utilization rate of mineral resources and promoting the sustainable development of a mine.

The invention discloses a calcium ion battery cathode active material, a cathode material, a calcium ion battery cathode, a calcium ion battery and a preparation method and application thereof, and relates to the technical field of calcium ion batteries. The cathode active material of the calcium ion battery comprises MXene or a composite material thereof, wherein the composition general formula of the MXene is Mn+1Xn or Mn+1XnTx, wherein M is a transition metal element, X is a carbon or nitrogen element, Tx is a surface functional group, and n is equal to 1, 2 or 3. According to the invention, the MXene or the composite material thereof is used in the cathode active material of the calcium ion battery, the MXene has good conductivity and is beneficial to the transmission of electrons, more storage sites can be provided, the two-dimensional layered material is beneficial to the rapid diffusion of Ca2+ between layers, a rapid calcium ion transmission channel is provided, fast embedmentand out-of-embedment performances can be achieved, the material has a stable structure, the calcium ion battery prepared by adopting the material has the advantages of long cycle life, high specific capacity and high rate performance.

The invention provides an electric-power intelligent home control system. The electric-power intelligent home control system comprises an electric energy module, a remote module, an information collecting module, an execution module and a center control module, wherein the electric energy module, the remote module, the information collecting module and the execution module are respectively connected with the center control module. All electric energy in a family is intelligentized, the balanced relation between users and power grids is achieved, and it is achieved that when the electricity consumption of an individual is not large, the individual can serve as a power station of the power grids; even if the electricity consumption is large, the situation that too much electric energy is acquired from the power grids will not happen. The electric-power intelligent home control system is high in intelligentization degree, easy and convenient to operate and simple in structure and achieves user electric energy integration; because the practical value of the electric-power intelligent home control system is exerted to the maximum degree under the condition of the same resources, the electric-power intelligent home control system deserves to be popularized and used.

The invention discloses a method for simulating troubleshooting training of a complex electrical system. The method comprises the steps of 1, building a database and a three-dimensional model for workload; 2, making each part in the database and the three-dimensional model of the load respond according to operation rules, realizing correlation, and triggering a trouble phenomenon through a trouble database; 3, measuring testing points of each part in the database after the trouble is triggered, so as to obtain the basis for trouble reasoning and judging; 4, reconnecting in case of problem in circuit connection; replacing any part suspected in trouble by the replacing function; 5, restarting, and verifying whether the trouble is resolved according to the operation rules. The method has the advantages that the high fidelity effect is reached on the appearance, operation logic, working principle and voltage characteristics which are basically the same as those of an actual electrical device; in addition, the trouble can be edited, so as to expand the trouble examination questions without limitation.

The invention relates to a data gateway control method, electronic equipment, storage medium and architecture. The method comprises the following steps: sending a service request, forwarding the service request, processing the service request, and dynamically configuring data. An application layer of the data gateway sends a http request to a scheduling layer, the scheduling layer receives the http request, the http request is distributed to a sub-server of the service layer; the sub-server of the service layer performs logic processing on the http request, the logic processing comprises identity verification, parameter analysis, configuration information reading, and data processing; the sub-server of the service layer transmits the configuration information to a database corresponding toa data source in a data storage layer according to the data source corresponding to the configuration information, and the database corresponding to the data source in the data storage layer performspersistence or reading on the configuration information. The method disclosed by the invention unifies the data gateway, the demands of different services can be quickly satisfied, and the method hasthe features of being high in security, stable in data, high in concurrence, and flexible and dynamic in configuration.

The invention discloses a lithium ion battery positive electrode material, a lithium ion battery positive pole plate and a lithium ion battery, and relates to the technical field of lithium ion batteries. The lithium ion battery positive electrode material mainly comprises the following constituents based on percent by mass: 97.5-98.5% of positive active substance, 0.3-0.8% of conductive agent and1-2% of binding agent, wherein the positive active substance comprises 10-50wt% of lithium ferric manganese phosphate and 50-90wt% of Ni-Co lithium manganate, the lithium ferric manganese phosphate is LiMn<x>Fe<1-x>PO4, x is more than 0.5 but less than 1, the Ni-Co lithium manganate is Li(NixCoyMnz)O2, the conductive agent comprises graphene, and the graphene accounts for 40-100% of the mass of the conductive agent. By the lithium ion battery positive electrode material, the problem that the energy density and the safety of a traditional lithium battery cannot be compatible is solved. By improving the active substance and the conductive agent in the positive electrode material, the positive electrode composite material compatible with the energy density and the safety, the positive pole plate and the lithium battery are obtained.

The invention discloses a preparation method of a lithium ion battery and the lithium ion battery and relates to the technical filed of lithium ion batteries. The preparation method of the lithium ionbattery comprises the following steps: pre-treatment of positive and negative current collectors, preparation of positive and negative pole pieces and assembly of batteries; the positive and negativecurrent collectors are wiped with an oxalic acid solution firstly and are then wiped with a potassium permanganate solution; the positive pole piece is coated with graphene-cyclodextrin cross-linkedpolymer slurry firstly and is then coated with positive material slurry, the coating surface density is 75-85 mg / cm<2>, and a positive active material occupies 98-99 percent of a positive material andcomprises 10-30 percent of lithium cobaltate, 10-30 percent of lithium nickelate, 50-70 percent of LiMnxFe(1-x)PO4 (x is more than 0.5 but less than 1). The preparation method of the lithium ion battery and the lithium ion battery, disclosed by the invention, have the benefits that the problem that the current battery energy density and the safety cannot be considered is solved; the lithium ion battery obtained by the preparation method disclosed by the invention not only is high in energy density, but also is good in safety.

The invention relates to an anti-collision early-warning system for subway trains, which comprises an overhead contact system and a vehicle-mounted device, wherein the overhead contact system is erected along a train track, and a graded insulation part of the overhead contact system is provided with a neutral-section passing device; and the vehicle-mounted device is arranged on a train and comprises a coupling module, a signal processing module and an early-warning display module which are sequentially connected, wherein the coupling module and the overhead contact system are coupled so as to acquire or send carrier signals, and the signal processing module and the early-warning display module are both connected with a traffic safety device. The method comprises a sending process and an acquisition process which are synchronously performed, and the real-time traffic information is obtained through sending and acquiring information in the overhead contact system by using carrier signals. Compared with the prior art, the system and method disclosed by the invention can realize two-way communication, and are not easy to be disturbed; and the communication coverage distance is far larger than that of the existing wireless communication system.

The invention relates to the technical field of water conservancy projects, in particular to a water conservancy project knowledge question and answer construction method and system based on a large model, and the method comprises the following steps: knowledge preparation, continuous evaluation optimization, user query processing, answer retrieval recall, and content generation. The hydraulic engineering knowledge question and answer construction method and system based on the large model have the beneficial effects that the large model and traditional knowledge of the hydraulic engineering industry are fused, so that the generated content is higher in quality and safer, and the problems of illusion and safety of LLM generation content of the large model are relieved; and a continuous evaluation index of the water conservancy field knowledge document system is provided, so that the system can answer questions with high quality.

The invention discloses a method for obtaining regeneration plants by use of camellia oleifera hypocotyl and belongs to the field of plant cell engineering. The method mainly comprises the step that adventive buds are induced by camellia oleifera hypocotyl. Through multiplicative subculture, strong seedling culture, rooting culture, acclimatization and transplant and the like of the adventive buds, not only is a new way provided for quick propagation of favorable camellia oleifera plants, but also a solid foundation is laid for improving the resistivity of camellia oleifera, accelerating the breeding process of camellia oleifera molecules and improving the oil quality and other properties by the gene engineering method, as well as building a camellia oleifera genetic system.

The invention discloses a wall decoration inorganic finishing material. The wall decoration inorganic finishing material comprises silicate cement, high-aluminum cement, re-dispersible emulsion powder, an additive, quartz sand, bentonite, wollastonite and cellulose ether, wherein the additive is a mixed preparation of an organic silicon water repellent, an air entraining agent, a defoaming agent, wood fibers and starch ether. The product is breathable, flame-retardant, safe, environment-friendly and high in plasticity.

The invention provides an adjustment system, method and device for a thermal power unit. The system comprises a circulation cooling water device, a circulation cooling water supplement device and a circulation cooling water prediction device; the circulation cooling water prediction device inputs detected information of the circulation cooling water device into a prediction model to acquire a water supplement amount prediction value and sends the water supplement amount prediction value to the circulation cooling water supplement device, the circulation cooling water supplement device adjuststhe water supplement amount of the circulation cooling water device according to the received water supplement amount prediction value, and the circulation cooling water device controls a water resource to cool a steam turbine condenser in the thermal power unit. According to the adjustment system, the water supplement amount prediction value can be obtained through the circulation cooling water prediction device, the water supplement amount of the circulation cooling water device is adjusted according to the water supplement amount prediction value, the situation that the amount of supplemented water conveyed to the circulation cooling water device is too high or too low is avoided, the operation safety of the thermal power unit is improved, and the resource utilization rate is increased.

The invention belongs to the field of plant cell engineering and discloses a method for acquiring regeneration plants by adventitious bud inducement of camellia oleifera radicles. The method mainly includes steps of direct inducement of adventitious buds through camellia oleifera radicles , subculture multiplication, best seedling cultivation, rooting cultivation, acclimatization, transplantation and the like. Not only is an approach for rapid propagation of excellent camellia oleifera varieties provided but also a technical support is provided for shortening camellia oleifera breeding process and improving resistibility of camellia oleifera by means of gene engineering.

The invention relates to the field of agricultural biotechnology, and in particular relates to a glyphosate-resistant EPSPS mutant gene, a plant genetic transformation screening vector containing thegene, and an application of the vector. The eleusine indica 5-enolpyruvyl shikimate-3-phosphate synthase mutant gene provided by the invention can endow plants with high resistance to glyphosate. According to the plant genetic transformation screening vector using an expression cassette as a selection marker and a screening method provided by the invention, callus can use the glyphosate as a screening agent in the tissue culture stage, and the obtained transgenic plants have high resistance of a glyphosate herbicide; the vector can be used as a transgenic screening vector to be used with additional functional elements, plant-derived genes can be used to replace exogenous screening marker genes such as bacterial sources in the transgenic process, so that the method for plant transgenic screening is enriched, potential safety risks of the transgenic plants caused by the exogenous genes can be effectively reduced, the commercial application of the transgenic plants is facilitated, and themarket value and social benefits are good.

The invention relates to the technical field of data processing, in particular to a cloud platform data processing method, which comprises the following steps: S1, performing communication connectionon a data acquisition module arranged on a cloud server and an Internet of Things platform, and performing communication connection on a data processing module arranged on the cloud server and the Internet of Things platform; S2, connecting a data distribution module to the data processing module, and storing the data distribution module on a local disk through respective distribution storage modules; S3, after the storage position of each block file is stored, pre-reading each block file, and executing pre-read data by an execution module and is processed by a processing module; and S4, communicating the service processing module with the Internet of Things platform and the data processing module, transmitting data through the service processing module, and providing a data analysis result. The technical problems that in the prior art, when data are analyzed, the cost is high, and the safety is low are solved, and the stability of the cloud computing service is guaranteed.

The invention relates to the technical field of agricultural biology, in particular to a plant transgenic screening vector pCALSm1 and application thereof. According to the plant genetic transformation screening vector provided by the invention, an expression cassette containing a rice acetolactate synthase mutant gene is used as a screening marker; in the callus screening stage, pyrimidinylsalicylic acid, imidazolinone and other herbicides are used as screening agents, and the obtained transgenic plants have high resistance to pyrimidinylsalicylic acid, imidazolinone and other herbicides. Thevector can be used as a transgenic screening vector to be added with other functional elements; a plant endogenous gene is utilized in a transgenosis process; exogenous selection marker genes such asa bacterial source are not introduced, so that not only are plant transgenic screening methods enriched, but also potential safety risks of transgenic plants caused by exogenous genes and worries ofthe public about the transgenic plants can be effectively reduced, commercial application of the transgenic plants is facilitated, and the market value and social benefits are good.

The invention provides an anti-falling device and an air platform device, and relates to the technical field of liftable movable equipment. The anti-falling device is applied to the air platform device. The air platform device comprises a platform bracket. The anti-falling device comprises an elastic part, a pull rod and a column, wherein the elastic part always has tensile force on a connection part; the elastic part has an elastic trend for driving the connection part to rotate towards a platform bracket by taking a rotation point as the circle center; a clamping and fixing part is arrangedon the column; the column and the clamping part are arranged at an interval; when the platform bracket moves in a normal liftable way, the column and the clamping part are always arranged at the interval under the driving action of a connection rope; and when the connection rope is separated from the pull rod, under the co-action of the pulling of the elastic part and the eccentric structure of the pull rod, the clamping part is clamped with the clamping and fixing part of the column at a higher speed. Through adoption of the anti-falling device and the air platform device, the technical problem of potential safety hazard of anti-falling delay caused by relatively slow reaction when an anti-falling assembly performs a specified anti-falling action in the prior art is relieved.

The invention provides an intelligent security management system and a control method thereof, relating to the safety and protection field. The intelligent security management system comprises a server, a relay control module, multiple card readers and control equipment corresponding to each card reader; the card readers are used for reading the ID data of a user; the relay control module is used for acquiring the addresses of the card readers and the ID data of the user, and sending the addresses and the data to the server; the server is used for judging the extent of power of the user based on the addresses of the card readers and the ID data of the user, and sending a control parameter and command to the relay control module according to the extent of power of the user; and the relay control module is further used for receiving the control parameter and command sent by the sever, so as to control the control equipment. The system can relieve the problem that the current security system cannot solve greater potential risk caused by IC card replica technique to the security system and proprietors.

The invention discloses a method and a system for effectively identifying a machine access behavior. The method comprises the following steps: inputting a Waf access log; detecting an engine consumption Waf access log in real time, and outputting a Bot user; the management and control center managing and controling the Bot user and feeding back a management and control result to the adaptive learning module; and the adaptive learning module autonomously updating and loading an update result to the real-time detection engine to form a closed loop. The device comprises a Waf access log acquisition module, a real-time detection engine module, a management and control center module and an adaptive learning module. A computer device and a storage medium can realize the process of the method byexecuting a computer program. According to the method, the Gini coefficient, the stability coefficient, the white list, the model adaptive learning and the like are combined, and Bot user entity access behavior detection is realized. The method has the characteristics of high accuracy, interpretability, high generalization ability and the like, and a WAF management background and a protection system can be seamlessly butted, so that user personalized configuration and automatic arrangement response are realized.

The invention relates to the technical field of agricultural biology, in particular to a rice ALS mutant gene, a plant transgenic screening vector pCALSm3 which contains the gene and application of the plant transgenic screening vector pCALSm3. The amino acid sequence of the rice ALS mutant protein is shown in SEQ ID No. 1. According to the plant genetic transformation screening vector, an expression cassette of the rice ALS mutant gene is used as a screening marker, pyrimidinylsalicylic acid, imidazolinone and other herbicide are used as screening agents in a callus screening stage, and obtained transgenic plants have high resistance to pyrimidinylsalicylic acid, imidazolinone and other herbicide. The vector can be used as a transgenic screening vector which is matched with other functional elements, and plant endogenous genes are utilized in the transgenosis process, no bacterium sources and other exogenous screening marker genes are introduced, so that a plant transgenosis screeningmethod is enriched, potential safety risks, caused by the exogenous genes, of the transgenic plants are reduced effectively, and commercial application of the transgenic plants is facilitated.

The invention relates to the technical field of agricultural biology, in particular to a plant constitutive promoter OsUbipro and application thereof. The nucleotide sequence of the promoter OsUbiprodisclosed by the invention is as shown in SEQ ID NO. 1. The promoter OsUbipro disclosed by the invention is a rice endogenous source constitutive promoter; the promoter can drive efficient and stableexpression of genes in plant calluses and leaves in the vegetative growth period, especially seedlings in the 3-5-leaf period, reproductive organs and other tissues, can replace non-botanical promoters, is very beneficial to genetic engineering of rice and other plants, and can effectively reduce the potential safety risk of transgenic plants caused by exogenous DNA.

The invention discloses a sterilizing method of cherries. The sterilizing method is characterized by comprising the following steps of a, selecting raw materials: selecting ripe cherries free from physical damage as raw materials; b, performing pretreatment: cleaning the selected cherries, and precooling the cleaned cherries; c, performing sterilizing treatment: immersing the pretreated cherries into acidic electrolyzed water, performing treatment for 5-7min, and then performing air-drying treatment on the fruit surfaces of the treated cherries, wherein the free available chlorine concentration of the acidic electrolyzed water is 4+ / -0.5mg / L, the pH value is 3.8 + / -0.1, and the oxidation-reduction potential is 920-950mV; d, performing packaging: packaging the cherries after sterilizing treatment through food-grade polyethylene type fresh keeping bags, and performing sealing; and e, performing fresh keeping for cold storage: performing cold storage preservation on the packaged cherries.The sterilizing method of cherries, provided by the invention, is safer and more environmental-friendly than chemical sterilizing agents often used in general industry, and has better sterilizing effects.

The invention discloses a cherry sterilization method. The method comprises the following steps: a. raw material selection: selecting mature cherries without physical damage as a raw material; b. pretreatment: washing the cherry and pre-cooling the cherry; c. sterilization treatment: the pretreated cherry is immersed in a mixed solution of acidic electrolyzed water and levulinic acid for processing 5-7 minutes, wherein the free effective chlorine concentration of the mixed solution is 4+ / -0.5 mg / L, and the concentration of levulinic acid is 2 to 3% (v / v); d. packing: the sterilized cherry is sealed with a food grade polyethylene fresh-keeping bag and sealed; and e. refrigeration and fresh-keeping: the packaged cherries are stored in cold. The cherry sterilization method of the invention issafer, greener and more environmentally friendly than the chemical fungicides commonly used in the general industry, and has a good sterilization effect.

The invention discloses a city underground freight transport system based on subway. The system is firstly centered on a passenger-freight combined way and a passenger-freight separated way, and proposes a reasonable collaborative operation principle; subsequently, the key technical problem of the subway freight transport system is discussed, and the key technical problem comprises tunnel section,standardization unit, and freight transport system design, function layout of the freight transport station and station hall platform, and the ground-underground connection way. The significance of the system is mainly as follows: one, a novel multimodal transport system is provided based on a subway network, the cargos are placed under ground, thereby relieving the traffic jam, the environment pollution and safety problems caused by long-distance ground transportation; and two, reasonable running mode and node layout are designed for the subway freight transport, and the surplus passing capacity of the subway tunnel is utilized, thereby realizing low-cost, high-efficiency and information-based integrated distribution. The system provides guidance for promoting and perfecting the comprehensive logistics system under the novel urbanization orientation.

The invention provides a service control method and device, and the method comprises the steps: generating an internal unified operation code according to a request parameter carried by a first service request after the first service request transmitted by service request equipment is received; according to an operation command corresponding to the operation code determining a protocol of a service server executing the operation command and generating a second service request corresponding to the protocol so that service request control under different protocols can be centrally managed and then uniformly distributed, and service access among the servers is more efficient; and meanwhile, after the second service request is generated, searching for the service identifier of the target service server according to the operation code. Thus, the service request equipment cannot know the access address of the target service server, and the security problem caused by direct access between theservice request equipment and the service server is relieved. In addition, the service record is generated and displayed on the display equipment, so that the convenience of system maintenance is improved.