114results about How to "Improve disaster resilience" patented technology

The invention relates to an assessment method for rainstorm disaster risks of sectional power transmission line pole-tower foundation slopes, and the method comprises the following steps of acquiring control factors of the rainstorm disaster risks of the pole-tower foundation slopes, and quantizing and normalizing the control factors; establishing a mapping relation between the control factors and a rainstorm landslide accident rate by utilizing an improved BP (Back Propagation) network and adopting disaster statistics and artificial rainfall slope erosion test results as training samples, and acquiring a risk assessment mathematic model; and acquiring the rainstorm landslide risk grade of each slope relative to a whole line by adopting the calculated average rainstorm landslide accident rate value of the whole-line foundation slope as a benchmark value, acquiring a weight vector of each section in terms of percentage for the slope at each risk grade by utilizing an improved layering analysis calculation program, with consideration of different influences of the slope at each risk grade on the rainstorm disaster risks, calculating the weight vector of the slope at each risk grade for the rainstorm disaster by continuously adopting the improved layering analysis calculation program, and finally synthesizing the weight vectors of all layers from top to bottom by utilizing a computer to obtain the risk assessment result of each section.

The invention discloses a rainstorm disaster risk evaluation method for a foundation slope of a transmission line tower. The method comprises the following steps of: obtaining disaster causing factors controlling the rainstorm risk of the foundation slope of the transmission line tower according to extensive disaster statistics and artificial rain slope corrosion test statistics; and performing quantification and normalization processing on the disaster causing factors and slope stability, and calculating a weight vector of influence of each disaster causing factor on the disaster causing of rainstorm by adopting an improved hierarchical analysis calculation program; establishing a mapping relationship between the disaster causing factors and a slope stability safety coefficient by adopting an artificial intelligence method and an improved back propagation (BP) network to obtain a mathematical model for evaluating the rainstorm landslide risk of the foundation slope of the transmission power tower; quantifying vulnerability factors, obtaining a weight vector of influence of each vulnerability factor on the disaster causing risk of the rainstorm by adopting an expert analysis method, and establishing a rainstorm risk evaluation mathematical model for the foundation slope of the transmission line tower according to a relationship that the risk is equal to a product of danger and vulnerability; and accurately evaluating the rainstorm risk of the foundation slope of a specified transmission line tower.

The invention discloses a compound fertilizer, in particular to a plant compound fertilizer. The plant compound fertilizer is formed by compounding chelated secondary and trace elements, a potassium fertilizer, urea, ammonium chloride, monoammonium phosphate and attapulgite powder; and humic acid also can be added as required. The plant compound fertilizer of the invention has the characteristics of reasonable compatibility, simple process, high fertilizer efficiency, high particle strength and balance nutrition, can improve the content and the performance of trace elements in soil, solves the problem of plant diseases caused by lack of the trace elements in a crop growing process, promotes plant growth, increases disease resistance and disaster resistance, improves yield and recovers natural flavor, so the plant compound fertilizer is a novel and specific compound fertilizer.

The absolute position marking method for rail line is to set two-valued mark and to code every or every several pieces of sleeper in track line, every or every several electrodes in magnetic suspension line or every sites in production line in special mode. One mark reader is used in reading the two-valued marks successively along the line and the marks read in different positions constitute different binary numbers. The binary numbers are used as the addresses, and when some coordinate information is checked in the database established in advance, the absolute position and relevant information may be determined in the rail line or production line.

The invention discloses a method for culturing baikal skullcap root drug, which is characterized by interplanting of forest and drug, cuttage seedling, and cultivation and management, wherein interplanting of forest and drug is characterized by remaining a baikal skullcap root planting belt in an apricot forest to plant baikal skullcap root; the seedling measures of slipping and clipping, chemical treatment and slipping cuttage standard are put forward for the cuttage seedling; and scientific and reasonable fertilization pattern, variety and dose are mainly put forward for the cultivation and management. In the invention, the tri-dimensional culturing method of interplanting of forest and drug is adopted for culturing the baikal skullcap root, thereby being capable of efficiently making full use of the natural resources such as land, air, luminous energy, water and heat, and harvesting the forest and drug in double. The cuttage seedling technology is standard, scientific and reasonable; the seedling survival rate reaches up to 99%; the baikal skullcap root sprout in cuttage seedling has three to four main roots; and the baikal skullcap root in cuttage grows well. The method provides scientific and reasonable basal fertilizers, varieties of dressing and foliage fertilizer and application amount, thereby meeting the nutritional need of baikal skullcap root under the environment of interplanting of forest and drug, and having high yield of baikal skullcap root and obvious economic benefit.

The invention discloses a method for determining a power transmission line reinforcing scheme by comprehensive fault rate and economic efficiency evaluation. The method includes adopting the general extreme value theory to model historical ice coating data of an area to obtain probability of ice disasters of the area with specific ice coating thickness; establishing a circuit fault rate function based on physical stress analysis of power transmission lines according to the metal deformation theory, and establishing a fuzzy fault rate model of the lines by virtue of fuzzy offline rate; comprehensively considering the probability of the ice disasters in the area with the specific ice coating thickness and the fuzzy fault rate of the lines in the area to obtain comprehensive fault rate of the lines; calculating differential 'detraction' benefits by means of the comprehensive fault rate, establishing an economic efficiency evaluation index system of differential planning on this basis, and determining the sectional reinforcing scheme of the lines. The method for determining the power transmission line reinforcing scheme by the comprehensive fault rate plays an important role in guiding workout of the line-difference sectional reinforcing scheme in the differential planning and has great significance in improving anti-disaster ability of the power grid.

The invention discloses a multi-channel emergency broadcast intelligent terminal system and a control method based on priority. The multi-channel emergency broadcast intelligent terminal system comprises a multi-channel receiving module, a main control module, a power supply module and a power amplifier module, wherein the multi-channel receiving module mainly consists of a direct broadcast star receiving component, a wired digital television receiving component, a ground digital television receiving component, a medium wave receiving component and a frequency modulation receiving component; the multi-channel receiving module is used for receiving and processing input signals of multiple channels and used for demodulating the received signals and subsequently transmitting to the main control module for signal and data processing. Compared with a conventional emergency broadcast intelligent terminal, the multi-channel emergency broadcast intelligent terminal system adopts main-standby double-power supply design and multi-channel design based on priority, so that the power calamity resistance and the channel calamity resistance of the emergency broadcast intelligent terminal are improved. Due to adoption of double-feedback network design, not only is the network calamity resistance of the emergency broadcast intelligent terminal improved, but also the management control and feedback functions of the emergency broadcast intelligent terminal are greatly improved.

The invention discloses a fixed shelter with a double-protection structure, which is mainly applied in facilitates underground, such as a down hole in a mine, the interior of a tunnel, a subway, and the like, and civil defense facilitates, and is used for emergent avoidance of staffs in danger. The shelter comprises a roadway lifesaving guide area 1, a double-protection area 2 and a safety sheltering area 3, wherein the roadway lifesaving guide area 1 comprises a lifesaving guide device 4 arranged in a roadway, a shelter door-closing and alarming device and a sensor 5 of an environmental security detection device; the double-protection area 2 is provided with double protective walls which are provided with protective doors; the protective door arranged on a first protective wall 10 is a waterproof door 13, the protective door arranged on a second protective wall 11 is a fireproofing explosion door 14, and the waterproof door 13 and the fireproofing explosion door 14 are arranged in a staggered manner; the double-protection area 2 is internally provided with a self-helping device 15, an air purifying device 9 and a sensor 8 of the environmental security detection device; and the safety sheltering area 3 is internally provided with an oxygen system, food, water, a power supply, an air purifying device 32, the environmental security detection device 32 and medical facilities which are required for self-helping of the staff in danger, as well as communication facilitates communicated with the outside. The shelter has good sealing, waterproof, fireproof, anti-explosion, heat insulating, pressure impacting resistant performances, and is convenient to use.

The invention discloses a differentiation based power transmission network anti-disaster ability planning method which is used for improving an anti-disaster ability of a power transmission network when a meteorological disaster occurs. The differentiation based power transmission network anti-disaster ability planning method comprises the steps of: firstly, developing an IEEE standard based tri-state meteorological condition to obtain a relationship between a fault rate of a power transmission line at different anti-disaster protection levels and the meteorological disaster; obtaining a fragility index and a goal by utilizing Monte Carlo simulation and an optimized load shedding algorithm. The fragility index and a planned construction cost serve as an objective function of multi-goal power transmission network planning; an NSGA-II algorithm is used for obtaining optimal Pareto disaggregation of a power distribution network planning scheme and is used for decision-making in the later period. The verification shows that the provided power distribution network planning method can determine the anti-disaster protection level of each power distribution line exactly, accordingly improves the anti-disaster ability of the power distribution network efficiently when the meteorological disaster occurs, meanwhile reduces line construction cost to the maximum extent and achieves important reference value for the planning of the power distribution network in the environment where meteorological disasters occur frequently.

The invention discloses a network system based on double call centers. A service network in the system is connected with an access network through a bearer network. The service network comprises two routers and provides network connection of double output port redundancy for the access of the bearer network. The bearer network provides network bearer channels for the service network and the access network and comprises a platform A network and a platform B network which are arranged at different geographic locations, wherein each of the platform A network and the platform B network adopts two core switches to provide physical equipment redundancy. A physical link is arranged between all equipment of the platform A network, the platform B network and the service network and is used as a third-layer link to form a ring network. The access network comprises a position center switch, wherein the position center switch realizes the network access of position personal computers (PC) and internet protocol (IP) telephones. A virtual network isolation technique is used to guarantee the security of service data streams in a call platform.

The invention relates to the field of animal husbandry culture, and especially relates to a TMR daily ration for improving the productivity of yaks in cold seasons, and a feeding method thereof. The TMR daily ration comprises, by weight, 100-130 parts of green hay, 80-110 parts of a base concentrate, 2-4 parts of a premix and 60-90 parts of water. The TMR daily ration can reduce the grazing pressure of grasslands in the cold seasons, reduces the energy consumption of yaks in the grazing activity process in the cold seasons, alleviates the grazing weight loss, and improves the calamity resistance; and the TMR daily ration has the advantages of balanced nutrition, good palatability, increase of the food intake and the forage grass resource utilization rate, maintenance of the stable state of rumen microbes, reduction of the disease incidence, promotion of growth of the yaks, substantial improvement of the total weight gain, the mean daily weight gain and the culture benefits of the yaks in the cold seasons, and yield and benefit increase. The TMR daily ration is in favor of realizing precise and large-scale yak culture.

The invention provides a telephone bank calling system and total control equipment, wherein, a plurality of calling system centres are arranged in the telephone bank calling system, the calling system centres are all connected with a plurality of telephone bank access centres, and a telephone bank calling request accessed by the plurality of telephone bank access centres is processed according toa preset load sharing strategy; when one of the calling system centres malfunctions, the other calling system centres are used for realizing redundant protection for the malfunctioned calling system centre, thus improving the anti-disaster capability and reliability of the telephone bank calling system; meanwhile, by arranging the total control equipment in the telephone bank calling system, centralized monitoring, management and maintenance of each position centre and each calling system centre in the system are realized.

The invention relates to a method of controlling hot pepper epidemic disease and corn big spot by cultivating hot pepper and corn in heterogeneity, belonging to plant protection field. The technique project of this invention is: keeping the mode of current hot pepper sprout cultivation and hot pepper and corn field cultivation, the plant distance, line space and density between the hot pepper and corn is the same with normal cultivating method. Opening furrow with width being 2-5m and depth 15-30m in the same field, planting hot pepper with 5-10 lines on the furrow surface, planting corn with 1-2 lines on the two sides of the furrow, the line space between the hot pepper and corn is 10-30cm, the corn seeding time can be same with the hot pepper transplanting time or seeding corn 1-15 days earlier than the hot pepper transplanting time, the hot pepper and corn can be planted relatively or in displacement. The invention can control the hot pepper epidemic disease and corn big spot with a good effect, can reduce the using amount of chemical pesticide greatly, increase product yield per unit area, and possesses outstanding economical, social and ecological benefit and wide application prospect.

A seed between two filmes is prepared through uniformly arranging the coated seeds on a lower paper film and sticking an upper paper film on said coated seeds by use of the adhesive containing agricultural chemical, so arranging the coated seeds between two paper film for omitting ground film.

The invention relates to the field of crop cultivation, in particular to a cultivation method of GY9 rice. The cultivation method comprises the steps of seed airing, seed selecting and cleaning, seed soaking and pregermination, seeding and seedling raising, rice field preparation, seedling transplanting, field management, pest and disease control and the like. The cultivation method of GY9 rice, provided by the invention, follows the growth cycle and the habits of rice, performs reasonable fertilization according to different growth periods of rice, and therefore, is high in fertilizer utilization ratio; the whole course from seed selecting and seedling culture to transplanting adopts regular cultivation, fertilization is reasonable, and pest and disease control is appropriate, so that the anti-disaster ability of rice is enhanced, the quality perfection and improvement effect is excellent, and the method is simple and low in cost; not only is the pest and disease incidence of rice lowered, but also the yield of rice is improved; and when the cultivation method provided by the invention is used for rice cultivation, the yield per mu can reach 650 kg, and the cultivated rice is full in particle, rich in nutrition and guaranteed in quality.

The invention relates to an active power distribution network fault recovering method including a distributed power supply and micro power grid and belongs to the technical field of informatization and automation of electric power systems. The method comprises following steps of a, establishing external power supply ability of the micro power grid; b, forming a feasible plan island; c, carrying out fault diagnosis, determining whether there is a distributed power supply or a micro power grid in a fault feed line, if yes, entering step d, and if not, entering step e; d, disconnecting a switch required for formation of the distributed power supply and the micro power grid; e, carrying out fault positioning and isolation; f, carrying out network reconstruction on the active power distributionnetwork; and g, carrying out fault recovering: carrying out operation of the same term on all islands, carrying out grid connection again and then recovering to an operation mode before the fault. According to the invention, based on the island division strategy and network reconstruction strategy of the active power distribution network, effects on fault recovery imposed by active management measures and the distributed power supply / micro power grid are considered; and loss of power failures caused by faults of the power distribution network is effectively reduced.

The invention discloses a method for arranging concentrated draining lanes of a working face floor. The method comprises the following steps that firstly, according to the coal seam structural situation, the concentrated draining lanes of a working face are arranged in floor rock along the lowest part of coal seam, double lane arrangement is adopted, one lane is connected with a return airway of amining area, and the other lane is connected with an entrance of a water sump; and water draining drill holes are formed in the intersections of roadways on both sides of the working face and the concentrated draining lanes of the working face floor, gushing water in the working face or a goaf is gathered to the lowest part of the working face by gravity, the gushing water is drained along the water draining drill holes to the draining lanes, and finally the gushing water automatically flows to the water sump along the concentrated draining lanes of the working face floor. The method fully utilizes structural features and simplifies the layout of the draining lanes, a set of draining lanes is centrally arranged in the coal seam floor to serve the entire mining area, the system is simple and reliable, the production environment of the coal mining working face is greatly improved, the disaster resistance of a mine is improved, the amount of dredging in a ditch and the water sump is greatly reduced, favorable conditions for high-yield and stable production of the mine are created, and a good application prospect is achieved.

The invention provides an integrated design technology for sowing, culturing and transplanting rice, belonging to the technical technology of agriculture. The technology consists of a sower, a seedling root type seedling cultivation box, a planting device, five-element rich soil and a vertical type seedling putting bracket. Therefore, the rice sowing, the rice culturing and the rice transplanting form an integrated scientific production service mode. The technology adopts the sower to sow in a branching way to reach even sowing and solve the difficulty of uneven sowing in the prior art; the method for culturing the seedlings by means of branching the seedling root leads the sower to have no seedlings division function, better transplant the seedlings, and solve the difficult of too muck idle roots when grafting the seedlings by a grafting device; culturing the seedling roots with the five-element rich soil, so as to lead roots of the seedlings to be heavy and the grafted seedlings not to be easily float, and solve the difficulty of too much float roots when grafting by the grafting device; and culturing the seedlings by filling seedling roots with the five-element rich soil, and when grafting the seedlings, grafting the five-element rich soil into farmlands, so as to realize transplant with soil, recycle organic fertilizer, improve soil and increase grain yield. The technology can improve productivity effect, reduce production coast, and mechanize rice owing, culturing and grafting.

The invention discloses a method and system for improving the toughness of a power distribution network, and the method comprises the steps of carrying out the importance evaluation of a power distribution network assembly in typhoon weather, building an element fault rate model under the action of storm wind, carrying out the sampling of the state of a wind power generation system through a non-sequential Monte Carlo simulation method, and establishing an optimal recovery strategy model and sorting the importance degrees of the components; when a disaster occurs, a fault condition is obtained, recovering elements with high importance preferentially according to a determined sequence, and improving the robustness of the power distribution network; forming a plurality of micro-grids through pre-deployment of mobile emergency generator cars before disasters and real-time scheduling after disasters, building a target function by taking minimization of power failure time of important loads in different scenes as a target, forming an MILP problem through the target function and constraint conditions, obtaining the real-time distribution condition of the mobile emergency generator cars after disasters by solving the corresponding problem, and completing power distribution network recovery and promotion. According to the invention, the robustness of the power distribution network is improved; the power distribution network fault recovery time is shortened, and the power distribution network recovery rapidness is realized.

The invention discloses a modularized sea wave direct drive generator, comprising a floater and a sea wave direct drive generator which are arranged on a bracket from bottom to top, wherein the input driving end of the sea wave direct drive generator is connected with the floater; and the output end of the sea wave direct drive generator is connected with a series-parallel connection module. The sea wave direct drive generator comprises a sleeve, a stator coil, a rotor magnet and a driving rod, wherein the stator coil is arranged in the sleeve; the rotor magnet is arranged at the inner side of the stator coil; one end of the driving rod is inserted in the inner side of the stator coil and is connected with the rotor magnet through a flexible connecting structure, and the other end of the driving rod is arranged at the outer side below the sleeve and is connected with the floater; a sealing cover is arranged at the top end of the sleeve; and a wire outlet is arranged on the sealing cover. The main parts of the modularized sea wave direct drive generator are located above the sea surface and are packaged in the sleeve, and therefore, the damage probability of the main parts is reduced. The modularized sea wave direct drive generator is low in use cost in the life cycle and is suitable for large-scale production and use, and the development and utilization of the sea wave energy are strengthened.

The present invention is diversity konjaku and corn planting method to control diseases and pests, and belongs to the field of plant protection technology. The scheme of the present invention keeps available konjaku and corn planting mode, planting density, etc. and features that in the same field, 1-10 rows of corn and 1-5 rows of konjaku are planted alternately, and the row spacing between konjaku and corn is 31-70 cm. The method of the present invention can reduce soft rot of konjaku, reduce pesticide consumption, and raise the yield and quality of konjaku.

The invention relates to a quantitative analysis method for toughness of an intelligent power distribution network containing various types of loads in sandstorm weather. The method comprises the following steps of simulating a sandstorm wind field and obtaining the wind speed of each point, calculating the load effect of a power distribution network according to the wind speed and the wind direction, respectively obtaining the fault rate of a power distribution network line and the fault rate of a tower, calculating the fault rate of a power distribution network overhead line, and obtaining afault scene of the power distribution network at a certain moment in the extreme weather; giving different weights to various levels of loads according to the importance of the loads; judging whethera system line is overloaded or not after a fault occurs, and implementing a load shedding measure on a current load when the line is overloaded; calculating the load reduction amount of the current scene according to the weight, sequentially completing calculation of the load loss of each time period, then calculating the average comprehensive load reduction of the load, and calculating a toughness index of the power distribution network. According to the method, a problem of high electric energy supply pressure in the windy and dusty weather is better solved, and disaster resistance of the power distribution network is effectively improved.

The invention discloses a disaster-resistant backbone network frame optimization method considering multi-stage performance. According to the method, node tidal flux, node cohesion degree change rate,node power concentration degree and node electrical betweenness are defined for node importance; connection importance, line vulnerability and line power flow betweenness are defined according to theline importance indexes; a kernel principal component method is adopted, the importance indexes of nodes and lines in the power system are integrated; therefore, the direct nonlinear correlation of multiple indexes is solved and the dimension of the data is reduced. Load power supply is guaranteed when disasters happen; when the net rack is damaged, stable operation of the system is maintained; the multi-stage disaster resistance requirement of high post-disaster recovery speed is met; the backbone network frame is subjected to multi-objective optimization by comprehensively considering a network frame disaster resistance optimization objective based on load loss, a network frame survivability optimization objective based on network natural connectivity and a system restorability optimization objective based on a network frame coverage rate, so that the requirements of each stage of disaster resistance are met, and a calculation result is closer to engineering practice.

The invention provides a data backup method and device. The method comprises the steps of receiving a backup instruction that the database needs data backup during service provision conducted by the database; calling a clone instruction which the database itself has and cloning the data of the database; backuping the data obtained through clone to a target database. Seamless connection of services can be achieved through the data backup method and device, the anti-disaster ability and the robustness of services are improved greatly, and the experience of users on the services is improved.

The invention relates to a method of controlling peanut brown spot and corn big spot by cultivating peanut and corn in heterogeneity, belonging to plant protection field. The technique project of this invention is: on the base of keeping the cultivating mode of peanut and corn, planting the two crops in displacement, the plant distance, line space and density between peanut and peanut, corn and corn is the same with normal cultivating method, planting peanut with different line ratio for interval cultivating, planting corn with 2-4 lines, peanut 2-10 lines, the line space between peanut and corn is 20-40cm. The invention can control the peanut brown spot and corn big spot with a good effect, can reduce the using amount of chemical pesticide greatly, increase product yield per unit area, and possesses outstanding economical, social and ecological benefit and wide application prospect.

The invention discloses a heart soft body wave-imitated diving wave energy efficient taking system. The system consists of energy absorption, output, position control and application parts. The energyabsorption part is a closed smooth cylindrical soft cavity; N hydraulic cavities are formed in the energy absorption part side by side; the hydraulic cavities are provided with water outlet pipes andwater inlet pipes, and are connected with the water inlet pipes through one-way valves and a main water outlet pipe symmetrically arranged with the outer side. Main water outlet and inlet pipes are respectively connected with water inlet and outlet of a water turbine of the energy output part to form a closed circulating water flow channel. The wave energy point extraction is converted to the face extraction, and the mechanism of copying animal hearth and blood circulation systems converts dispersed wave energy to continuous and stable water energy which is output in a centralized manner, sothat low water head can be changed to high water head, and the energy conversion efficiency is higher; and meanwhile, the system has the advantages of low cost, long life, convenience to maintain, good safety, zero pollution and the like, and is an important invention in the field. The system can serve as power in large-scale power generation, offshore drilling, seawater desalination, ship navigation and the like, and fully realizes large-scale commercial development and utilization of the wave energy.

The invention belongs to the field of agricultural plant planting and particularly relates to a greenhouse planting method for Guimi 12# muskmelons. The method comprises the steps of (1) land selection and preparation, (2) seed soaking for germination hastening, (3) sowing and seedling raising, (4) setting, (5) post-setting fertilizer and water management, (6) pruning management, (7) melon suspending and (8) disease and insect pest control. According to the greenhouse planting method for the Guimi 12# muskmelons, disclosed by the invention, a greenhouse planting mode is adopted, so that bettersurvival conditions are created for plants; in compliance with growth cycle and habits of the Guimi 12# muskmelons, in a whole process, the cultivation is regular, the fertilizer application is reasonable, the disease and insect pest control is proper, the quality improving effect is good, and the method is simple and is low in cost; and through planting the Guimi 12# muskmelons by using the method, the incidence rate of plant diseases and insect pests is effectively lowered, the method is safe and environmentally friendly, soil deterioration and hardening phenomena will not be caused, the yield of the Guimi 12# muskmelons is increased, muskmelons obtained through planting are full in fruit, much in pulp, thin in peel, brittle in taste, sufficient in saccharide and good in quality, and thus, true environment-friendly ecological planting is achieved.

The invention relates to a coal mine vertical air shaft explosion-proof door and mainly relates to the field of the application of coal mine ventilating systems and in particular an explosion-proof door with one end fixed via a hinged way and other end equipped with a hinge hole. A reinforced concrete wall is built behind the hinged end; two ends of the upper end of the wall body are respectively provided with a fixed pulley; the explosion-proof door and a balance heavy hammer are connected via two steel ropes of the fixed pulleys; and I-shaped steel (7,8) is hinged and together with a detachable spring (1) forms a restorer for the explosion-proof door. Upon under-well explosion, pressure is released from one side with an action of blast wind; after pressure release, the explosion-proof door quickly restores with an action of the restorer; upon air reversing drill for a mining well, drill participants only need to insert a steel beam into a start end of the explosion-proof door after receiving a drill order; and the explosion-proof door can be quickly closed. The novel coal mine vertical air shaft explosion-proof door is rationally structured and possesses reliable performance, thereby meeting demands of air reversing drills and improving impact-resisting capability of the explosion-proof door.

The invention discloses an emergency power supply system of a power plant. The emergency power supply system comprises a management center and at least one emergency power supply vehicle, wherein themanagement center is used for sending a vehicle scheduling command when a plant electricity consumption system and an emergency generator stop power supply; the at least one emergency power supply vehicle is connected wirelessly with the management center; each emergency power supply vehicle comprises a power system and used for being driven by the power system to work when not receiving the vehicle scheduling command; when receiving the vehicle scheduling command, each emergency power supply vehicle moves into a nuclear power plant or a thermal power plant according to the vehicle schedulingcommand, and the power system is connected with an emergency busbar of the nuclear power plant or the thermal power plant, so that electricity can be supplied to the load in the plant through the power system. Reliability of an emergency power supply of the nuclear power plant and construction and operation economy of the nuclear power plant can be both taken into consideration.