215results about How to "Increase risk resistance" patented technology

The embodiment of the invention discloses an access control method for machine type communication, equipment and a communication system. In one scheme provided by the embodiment of the invention, a mobility management network element transmits the access control information of a machine type communication (MTC) terminal set to access network equipment; and when receiving a message from an MTC terminal belonging to the MTC terminal set in a radio resource control connection establishment process, the access network equipment performs access control on the MTC terminal belonging to the MTC terminal set according to the access control information of the MTC terminal set. By the scheme, the access control such as access grant, access prohibition, access delay and the like over given or all the MTC terminals can be realized, thereby effectively reducing the probability of occurrence of signaling congestion of core network nodes and further improving the risk resistance of a network.

The invention discloses a tetrafluorophenoxy nicotinamide compound as well as a preparation method and application thereof for sterilizing and relates to the field of agricultural pesticide compounds and in particular to a crop bactericidal compound as well as a preparation method and application thereof. The tetrafluorophenoxy nicotinamide compound has the general formula (I) shown in the specification, in the formula, R is the groups of -CH3, -CH2CH3, -CH2CH2CH3, -CH(CH3)2, -CH2CH2CH2CH3, -C(CH3)3, -CH2CH(CH3)2, -CH2CF3 or -CH2CHF2. The compound can be used for controlling eumycetes diseases, such as epidemic diseases and downy mildews, and has bactericidal activity on drug-resistant mildews and drug-sensitive mildews.

The invention relates to a process for producing high-viscosity chips by applying a solid-phase viscosifying technology, comprising the following steps of: obtaining extracted nylon 6 chips according to a conventional production process of spinning nylon 6 chips, and introducing into a drying tower; leading the chips to flow in the drying tower from top to bottom in a plunger-type mode and fully contact with nitrogen gas, wherein the hot nitrogen gas for drying is introduced into the drying tower from the bottom and the middle of the tower in a two-current mode; keeping the chips stay in the drying tower for about 24 hours; and delivering the dried chips to a chip cooling bin after the flow is controlled by a metering delivering valve, and delivering the chips to a finished product bin through a gas-flow conveying device after the chips are cooled to reach a qualified temperature under the circulation cooling of cold nitrogen gas flow.

The invention discloses a multi-main-control-panel redundant backup system based on a PCIe bus. The system comprises a main board circuit A (12), a main board circuit B (13), a main board circuit C (14), a PCIe switching circuit (15), an FC channel card circuit (10) and a PCIeRaid card circuit (11). After the system is powered on, a test computer transmits an initial configuration file into a PCIe management chip (7), and then the PCIe management chip (7) writes the initial configuration file into a serial EEPROM (8) in a programming mode. After programming writing is completed, the system is restarted, and the PCIe management chip (7) reads the initial configuration file in the serial EEPROM (8) through an SMBus for the purpose of configuring a port register of the PCIe management chip (7), a partition pattern and a clock pattern. The multi-main-control-panel redundant backup system achieves real-time switching in a failure, and the real-time performance of the system is improved.

The invention discloses a fault processing method and device of a distributed cache. The method comprises the following steps: monitoring a master cache instance operated in the distributed cache to obtain the master cache instance of a fault, replacing the master cache instance of the fault with the slave cache instance of the master cache instance, correspondingly updating a master-slave state between the slave cache instance and the master cache instance of the fault, monitoring the update of the master-slave state, and revising a service address which carries out cache data access in proxy configuration according to the update of the master-slave state. By use of the above fault processing method and device of the distributed cache, the master cache instance of the fault can be automatically switched, the high availability of the cache instance is realized, and the anti-risk capability of redis is improved.

The invention discloses an intelligent navigation obstacle avoidance travel auxiliary method and system for a blind person. The method includes the steps of voice acquisition and analysis, path planning design, real-time navigation information determination, real-time navigation broadcasting and the like. The system comprises a storage module, a voice acquisition module, a voice data processing module, a positioning device module, a communication module, a path design determination algorithm module, a real-time navigation information determination module and an information transmission broadcasting module. The method and the system are stable, reliable, good in interference resistance and wide in applicable range, can conveniently and timely guide the blind person to advance in a complicated environment, and have the advantages of high system intelligence, advanced and scientific method, advancing path safety and accuracy and the like. Freedom of action of the blind person is greatly improved, and the method and the system have practicability, implementability, high practical values and wide application prospects.

The invention discloses an auxiliary travel method and an auxiliary travel system based on image recognition. The method comprises the steps of speech acquisition and analysis, route planning and design, real-time navigation information determination, timely navigation broadcasting and the like; the system comprises a storage module, a speech acquisition module, a speech data processing module, apositioning device module, a communication module, a route design determination algorithm module, a real-time navigation information determination module and an information transmission broadcasting module. The method and the system disclosed by the invention have the advantages of stability and reliability, high anti-jamming performance, wide application range, capability of conveniently and timely guiding blind people to travel in complex environments, high system intelligence degree, advanced and scientific method, safe and accurate route and the like; the movement freedom of the blind people is greatly improved. The method and the system have practicality and feasibility, higher practical value and broad application prospect.

The invention discloses a plant protection system and method for a multispectral fixed wing unmanned aerial vehicle matched with a plant protection unmanned aerial vehicle. The Plant protection systemand method for the multispectral fixed wing unmanned aerial vehicle matched with the plant protection unmanned aerial vehicle comprises a multispectral fixed wing unmanned aerial vehicle, a ground software analysis system and a plant protection unmanned aerial vehicle. The multispectral fixed wing unmanned aerial vehicle is provided with a multispectral imager on the fixed wing unmanned aerial vehicle. The fixed wing unmanned aerial vehicle is provided with a GPS locator. Four one-million-and-two-hundreds- thousand pixel narrow-band monochromatic sensors and a 16 million pixel RGB tricolor sensor are arranged on the multispectral imager. The four one-million-and-two-hundreds-thousand pixel narrow-band monochromatic sensors are a green light narrow-band monochromatic sensor, a red light narrow-band monochromatic sensor, a red edge light narrow-band monochromatic sensor, and a near-infrared narrow- band monochromatic sensor. A SD card slot facilitating to export data is formed in the multispectral imager. A plastic medicine box is carried on the plant protection unmanned aerial vehicle. The variations of land resources and crop groups are fully understood, the management measures and the amount of material inputs are accurately and accurately adjusted according to the specific conditions of each operation unit in a field Adapt to local conditions, so as to obtain the maximum economic benefit.

The embodiment of the invention discloses a face recognition method, face recognition equipment and a computer readable storage medium. The method comprises the following steps: obtaining random information corresponding to a to-be-processed execution service of a user; when a to-be-processed service is carried out, obtaining to-be-detected video data, wherein the to-be-detected video data comprises a face of a legal user, and the to-be-detected video data is acquired after random information is prompted; extracting audio features and a video frame sequence of a target part from the to-be-detected video data; recognizing according to the audio characteristics, the video frame sequence of the target part and the random information; and obtaining a voice recognition result, a target languagerecognition result and an audio and video matching result, performing analysis according to at least one of the voice recognition result, the target language recognition result and the audio and video matching result to obtain a face recognition result, and when the face recognition result passes representation, executing the to-be-processed service.

The invention discloses an energy storage heat pump or air conditioner characterized by comprising a first heat pump (1), an energy storage module (2), a second heat pump (3) and a heating ventilation and air conditioning terminal system (4). The energy storage heat pump or air conditioner is a system for realizing refrigerating / heating through efficient and low-cost operation by optimizing the working conditions of the heat pumps by preferentially utilizing natural energy, valley electricity, afterheat and waste heat as well as energy storage means.

The invention discloses a bletilla striata and uncaria interplanting method. The bletilla striata and uncaria interplanting method comprises the following steps of 1 land selection, 2 land preparation, 3 uncaria planting, 4 ridging, 5 bletilla striata planting, 6 topdressing, 7 erathing up, 8 disease and pest prevention and control and 9 harvesting. The bletilla striata and uncaria interplanting method fully utilizes the different heights of bletilla striata and uncaria and the biological characteristics of the shade plant bletilla striata, a set of symmetric and effective cultivation measures is reasonably configured, the lighting, humidity and ventilation conditions required by the two plants are fully met, the overshadowing and weeding costs during cultivation are reduced, and the economic income per unit area is remarkably increased. In addition, different medicinal material varieties required in the market are produced in the same land, the anti-risk capability of production is improved, and a technological promotion value is increased.

The invention discloses a feather color automatic sexing hen mating strain and a hen mating strain four-strain-three-purpose mating using method, and belongs to the technical field of poultry breed production. According to the hen mating strain, a dwarf hen strain with the white eggshell and the yellow appearance feather color serves as a male parent, a normal brown laying hen strain with the white appearance feather color and the wing tips, the tail, the shoulders and the neck with the black feather color serves as a female parent, a pink shell soil specie laying hen mating strain is obtained through hybridization, the appearance feather color of a cock is mainly white, the feather color of the hen is jute feather, and automatic sexing can be carried out according to the feather colors. According to the using method, the white eggshell hen strain, the brown shell hen strain, the middle-speed yellow feather hen strain and the slow-speed yellow feather hen strain are used for breed production, a pink shell soil specie laying hen, a middle-speed type broiler hen and a low-speed type broiler hen are produced, organic fusion of the three kinds of hens is achieved, the high-quality hen four-strain-three-purpose breed production is achieved, the product diversification is achieved, the product structure can be flexibly adjusted according conditions, the risk resisting capacity is strengthened, and the economic benefit is guaranteed.

The invention discloses a navigation method and system for visually impaired people. The method comprises the steps of voice acquisition analysis, route planning design, real-time navigation information determination, timely navigation broadcasting and the like. The system comprises a storage module, a voice acquisition module, a voice data processing module, a positioning device module, a communication module, a route design determination algorithm module, a real-time navigation information determination module and an information transmission broadcast module. The navigation method and systemis stable and reliable, is good in anti-interference performance and wide in application range, can guide the walking of a blind person in a complex environment conveniently and timely, has the advantages of high intelligent degree of the system, advanced and scientific method, safe and accurate walking route and the like, greatly improves the action freedom of the blind person, has practicability and realizability, and has relatively high practical values and wide application prospects.

The invention provides a three-dimensional breeding device and breeding method of kelp and laver. The three-dimensional breeding device comprises kelp raft frames and a laver net, wherein a floating rope is arranged on each kelp raft frame, a kelp seedling rope is arranged between every two floating ropes, and the kelp seedling rope is located at the bottom of each floating rope; and the laver netis arranged between the floating rope and located above the kelp seedling rope, a surrounding rope is arranged in the circumferential direction of the laver net, two ends of a short edge of the surrounding rope are respectively and detachably connected with the floating ropes, snap rings are further arranged on the long edge of the surrounding rope, and clips adaptive to the snap rings are arranged on the floating ropes. The invention also provides a method for performing three-dimensional breeding on kelp and laver through the breeding device. According to the three-dimensional breeding device and method disclosed by the invention, the kelp is at lower parts, the laver is at upper parts, three-dimensional breeding of the kelp and the laver is realized, bamboo poles and large cylindricalfloats are not needed, accumulation of floating horner sargassum frond is avoided, the laver is high in growth speed, good in quality and high in yield, the kelp is flourishing in growth, the resources are effectively utilized, seawater environment pollution caused by spilling of dilute hydrochloric acid on the sea surfaces is avoided, and the three-dimensional breeding device is simple in structure, convenient to manage and good in economic benefits.

The invention relates to a land-based crab breeding device. The land-based crab breeding device consists of one layer of row cages or is formed by overlapping more than two layers of row cages, wherein each layer of raw cages consists of one crab cage or is formed by connecting more than two crab cages in series through the sides; run-through holes at the corresponding position of the side of each layer of crab cages are positioned on the same straight line; three groups of run-through holes for connecting a water supply pipe, an air supply pipe and a blowdown pipe are formed on the sides of the crab cages; discharge holes are formed on the bottom surfaces of the crab cages; the water supply pipe, the air supply pipe and the discharge pipe transversely pass through the three groups of run-through holes of each layer of crab cages below the top layer of crab cages correspondingly; the water supply pipe and the air supply pipe are communicated with each crab cage through a three-way connector; the discharge pipe in each crab cage is communicated with the discharge hole at the bottom of the previous layer of crab cages through the vertical end of a T-shaped three-way connector; control valves are arranged on the water supply pipes, the air supply pipes and the discharge pipes; and airflow and water circulation in the crab breeding device is controlled by adjusting the control valves arranged on the water supply pipes, the air supply pipes and the discharge pipes.

The invention discloses a multifunctional intelligent household security control system. The system comprises a master control module, a firefighting parameter collection module, an antitheft parameter collection module, a gate inhibition parameter collection module, a power supply module, an electric parameter collection module, a display alarming module, a man-machine interaction module, a safety regulation and control module, a storage module, a communication module and a mobile reception control terminal. According to the invention, different household indoor parameter information can be detected automatically, related environment data and security monitoring data is back fed in real time, the collected parameter information can be processed, regulation and control is implemented automatically when the data exceeds the thresholds, damage is reduced to the largest extent, the man-machine interaction system provides external connection channels in emergency and provides instant messaging for people via a bidirectional voice transmission system, a storage battery arranged in the power supply module can provide standby power supply after power failure, the anti-risk performance of the system is improved, and the system has wider application prospects and higher practical values.

The invention discloses an ERP system capable of realizing intelligent production scheduling. According to the technical scheme, the system is characterized by comprising a regulation and control center, an order system, a material system, a production system, an inventory guarantee system and a cloud database. Violation money and enterprise image damage caused by untimely delivery are avoided through the inventory guarantee system, and therefore the anti-risk capacity of enterprises is improved; through a simple flexible production module of the production system, rapid switching among various productions can be compatible at the same time, and the competitiveness of an enterprise is improved; by controlling the material system, the quality control of key parts and the cost control of a purchasing unit are improved, and the profit level and the product quality of an enterprise are improved; through the arrangement of the cloud database, the cloud database is used for counting and recording, correcting existing related products in time and feeding back the products to the system, the system can be dynamically updated and repaired, and the system has extremely high practicability and a good market prospect.

The invention discloses an intelligent travel assisting method and system for blind people. The method comprises the steps of voice acquisition and analysis, route planning and design, real-time navigation information determination, timely navigation broadcasting and the like. The system comprises a storage module, a voice acquisition module, a voice data processing module, a positioning device module, a communication module, a route design determination algorithm module, a real-time navigation information determination module and an information transmission and broadcasting module. The methodand the system are stable and reliable, good in anti-interference performance and wide in application range, can conveniently and timely guide the blind people to travel in complex environments, havethe advantages of high system intelligence, advanced and scientific method, safe and accurate travel route and the like, greatly improve freedom of movement of the blind people, have practicability and implementability, and have higher practical value and wide application prospect.

The invention discloses a mud-flat oil storage tank. The mud-flat oil storage tank comprises a double-layer bottom, double-layer side walls, bottom side tanks and a deck. The outer edges of the double-layer bottom are all-welded to the first tank edges of the bottom side tanks, the second tank edges of the bottom side tanks are all-welded to the bottom ends of the double-layer side walls, and the deck is all-welded to the top end of the double-layer side walls. Interlayers of the double-layer side walls and an interlayer of the double-layer bottom are empty tanks. The problem that the construction difficulty of an existing large-scale oil storage structure is large is effectively solved. In this way, the construction period of the large-scale oil storage structure is shortened significantly, the mud-flat oil storage tank can be constructed rapidly, and the efficiency of factory-like prefabricating and the construction speed are high.

The invention belongs to the field of technical innovation of agricultural structure integration and agricultural development mode conversion, in particular to a composite industrialized structure of which the upper layer ground is an organic plant plantation base and of which the lower layer is a basement factory pig farm, and an organic agriculture cultivating method for according with natural law and biology theory for drainage treatment and environmental protection, recycling and achieving zero discharge. The method has the advantages that the method achieves effective integration of resources and scale management, so as to improve ground output rate and resource utilization rate, enhance risk resistance capacity of agriculture, and create ecological environment conditions of organic agriculture.

The invention provides a three-dimensional personnel-vehicle safety monitoring and controlling system, and belongs to the technical field of identification. The three-dimensional personnel-vehicle safety monitoring and controlling system is characterized in that a personnel-vehicle monitoring and controlling front end acquires the information of personnel and vehicle, and transmits the acquired information to a work station; the information collected by the work station is connected with a server through a switch; and the three-dimensional personnel-vehicle safety monitoring and controlling system determines whether the personnel information and the vehicle information are the registered information the by calling the identification characteristic database in the server, and at the same time the information collected by the server can be automatically transmitted to a cloud end for sharing. The three-dimensional personnel-vehicle safety monitoring and controlling system has the advantages of being able to assist each department of each region to establish and perfect an emergency management system which performs classified management and integration of departments and regions at different levels through a large quantity of high and new technology applications, forming an emergency mechanism with unified command, complete functions and efficient operation, improving the capability of dealing with emergent public events, assisting propaganda of related laws and regulations and participation of establishment of emergency plan, increasing national crisis awareness and social responsibility awareness, and comprehensively improving the anti-risk capability of the country and the entire society.

The invention relates to the field of preparation of consumables of printing products, in particular to a manufacturing method of weather-resistant, waterproof and high-quality special paper for printing. The manufacturing method comprises the following steps of preparation of initial paper pulp, preparation of a toughening additive, preparation of papercopying pulp, preparation of paper blanks, preparation of an adhesive film solution, and applying of the adhesive film layer. The prepared paper has the advantages that the strength is high, and the printing effect is excellent; the water-resistant, oil-resistant, chemical-resistant and aging-resistant properties are realized; the heat insulation property is good; the certain flame-retardant effect is realized; the paper is flat in surface,is difficult to warp, and is suitable for drum printing; by adopting a large amount of waste paper pulp fiber, the resource is saved, the weight of the paper is light, and the certain fluorescent property is realized; when the paper is used as the advertisement paper, the vision effect is improved; the good bacteria-inhibiting and insect-preventing effects are realized; the added components are free from poison and harm, the safe and environment-friendly effects are realized, and the higher practical value and good application prospect are realized.

The invention discloses an intelligent navigation method and system for traffic safety monitoring for the blind. The method comprises the steps such as voice collection and analysis, route planning design, real-time navigation information determination, and timely navigation broadcast. The system comprises a storage module, a voice collection module, a voice data processing module, a positioning device module, a communication module, a route design determination algorithm module, a real-time navigation information determination module, and an information transmission broadcast module. The invention is stable and reliable, good in anti-interference performance and wide in application range, can conveniently and timely guide the blind to travel in a complex environment, and has the advantages such as high system intelligence, advanced method and safe and accurate travel route, which greatly improves freedom of movement of the blind, and the advantages of practicability and realizability,and high practical value and broad application prospects.

The invention discloses technology for preparing iron ore concentrate, which comprises the following steps of: preparing coarse iron ore concentrate subjected to magnetic separation twice, pretreating the coarse iron ore concentrate in a cylinder screen, concentrating undersize products of the cylinder screen through a magnetic screening machine, and combining oversize products of the magnetic screening machine with oversize products of the cylinder screen; and dehydrating in a magnetic dehydration tank, regrinding the dehydrated products in a regrinding machine, disaggregating iron ore which is not subjected to full monomer disaggregation, performing magnetic separation on the reground products in a weak magnetic separation machine so as to prepare the iron ore concentrate, and mixing the iron ore concentrate with the undersize products of the magnetic screening machine to obtain total iron ore concentrate. Therefore, different-magnetism iron ores are effectively separated and non-disaggregated iron ores in the coarse iron ore concentrate are disaggregated by using characteristics of magnetic screening machine equipment so as to improve the grade and recovery rate of the iron ore concentrate, and the quality grade of the iron ore concentrate can be effectively improved.

The invention discloses a drawing and shaping mold structure, which comprises a terrace die (1) and a die (2), wherein the die (2) is divided into two half moulds in a jogged structure, the combination surface of the two half molds is a die partingsurface (8), the die partingsurface (8) is vertical to the separation-combination plane of the terrace die (1) and the die (2), a fastening screw bolt (3) is arranged on the die (2), and the two half molds of the die (2) are tightly fastened and connected. When the technical scheme is adopted, the die is separated and is connected and fixed through the fastening screw bolt, the fastening screw bolt is provided with a theoretical ultimate fracture point, and the expansion crack of the die can be avoided under the risk of double-material occurrence of the mold. The invention is applicable to vertical beam type parts on automobiles, particularly U-shaped beam type parts. The damage on the die by the double materials is avoided through the fracture of the fastening screw bolt, so the risk-resistance capability of the mold can be effectively improved, the die can not be damaged even if the fracture of the fastening screw bolt occurs, and the mold production can be fast recovered.

A wireless communication-based methane fermentation management and control system disclosed by the present invention comprises a main control module, a power supply module, a data acquisition module, a display alarm module, a fermentation adjusting and processing module, a storage module, a communication module and a mobile reception control terminal, wherein the data acquisition module is used to acquire the temperature, humidity, PH value, atmospheric pressure, methane concentration, ammonia concentration and hydrogen sulfide concentration data and real-timely send to the main control module or the storage module to process, and the main control module sends the corresponding instruction signals to the data acquisition module, the display alarm module, the fermentation adjusting and processing module, the storage module and the communication module, and also can transmit the information with the mobile reception control terminal real-timely. The wireless communication-based methane fermentation management and control system of the present invention can detect the relevant parameter information in a fermentation room real-timely, at the same time, can control and adjust the relevant parameters and the environment humiture automatically according to the demands, is accurate to monitor and intelligent and flexible to control, is high in sensitivity and little in energy consumption, and has a higher practical value and the wider application prospect.

The invention relates to the field of preparation of printed matter consumables, in particular to a process for preparing propaganda color page printing paper. The process includes relevant steps of preparing preliminary paper pulp; allocating additive auxiliaries; preparing papermaking slurry; preparing paper blanks; preparing adhesive film solution; applying adhesive film layers. The process hasthe advantages that paper prepared by the aid of the process is high in strength and good in heat insulation, and is water-resistant, oil-resistant, chemical-resistant and aging-resistant, excellentprinting effects can be realized, and certain flame-retardant effects can be realized; the surfaces of the paper are flat and are difficult to warp, and the paper is applicable to cylinder printing; the propaganda color page printing paper is made of large quantities of waste paper pulp fibers, accordingly, resources can be saved, the paper is light and has certain fluorescence performance, visualeffects can be enhanced if the paper is used as the propaganda color page printing paper, and excellent antibacterial and insect prevention effects further can be realized; various added components are nontoxic, harmless, safe and environmentally friendly, and accordingly the process has a high practical value and an excellent application prospect.

The invention discloses a monitoring system and method based on pile-less shared bicycles. The system comprises a monitoring terminal module, a monitoring platform module and a client module, whereinthe monitoring terminal module and the client module are in network connection communication with the monitoring platform module, the monitoring terminal module is used for acquiring the relevant datainformation of shared bicycles and transmitting the acquired information to the monitoring platform module for confirmation and classification record and generating the determination result under thecorresponding condition to alarm shared bicycle service providers and notify city management persons or processed relevant illegal stop motions, and the client module can be used for querying the specific illegal stop information of a monitoring platform. The system is advantaged in that the illegally-stopped shared bicycles can be automatically discovered, all the shared bicycle service providers are supervised to timely process illegal motions, the city management persons are freed from the porter role of carrying the disordered shared bicycles, system identification precision is high, theintelligent degree is good, anti-interference performance is excellent, the monitoring method is comprehensive and effective, and pile-less shared bicycle monitoring has relatively wide application prospects.

The invention relates to a symmetric bilateral turnover dual-camera structure based on a full-screen mobile phone. The symmetric bilateral turnover dual-camera structure comprises a mobile phone bodyand camera modules; two sides of the upper part of the mobile phone body are respectively connected with the camera modules through rotating shafts; two camera modules can rotate around the rotating shafts to form the turnover symmetric dual-camera; each camera module is composed of a turnover plate, a camera and a flash lamp; the camera and the flash lamp are arranged on the turnover plate, the inner side of the turnover plate is connected with the rotating shaft, and the turnover symmetric dual-camera has three use shooting modes: dual-camera on the front, dual-camera on the reverse side, and one camera on the front and on camera on the reverse side

The invention discloses an energy-saving comprehensive plant management and control system based on photovoltaic power generation. The system comprises a master control module, a photovoltaic power generation and mains output module, a dust data acquisition module, an environmental data acquisition module, an electrical parameter acquisition module, a storage module, a display alarm module, an indoor environment adjustment module, a dust adjustment module, a wireless communication module and a mobile receiving control terminal. The comprehensive control system can monitor dust concentration, harmful gas concentration, microbial concentration, negative ion concentration and temperature and humidity information in a plant in real time, and can automatically control dust concentration and environmental parameters in a workshop as needed; meanwhile, the system is powered through combination of photovoltaic power generation technology and mains, light energy is converted into required power energy, energy pressure is relieved, pollution is reduced, and energy saving and environmental protection effects are achieved; besides, a standby power supply can be provided after power failure, the anti-risk property of the system is improved, and broad application prospect is realized.