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41results about How to "Avoid the risk of downtime" patented technology

API gray release method and device based on cloud gateway and computer equipment

The invention discloses an API gray release method and device based on a cloud gateway, computer equipment and a storage medium, and relates to the cloud transmission technology, and the method comprises the steps: obtaining configuration routing information transmitted by a gateway background management server, and obtaining formal version service parameters and gray version service parameters through analysis; creating at least two virtual routes according to the formal version service parameters and the gray version service parameters; if the cumulative time corresponding to the interface service exceeds a preset service time threshold, receiving user feedback information sent by the client; and if the user feedback information meets the gray scale service adjustment condition, switching the gray scale virtual routing to the formal virtual routing. According to the method, the request can be processed through the gray scale strategy, dynamic routing is carried out through the gray scale strategy when the gray scale strategy is hit, dynamic routing can be controlled in a flow mode for the request which does not pass through the gray scale strategy, and the compatibility risk of new and old versions and the downtime risk in the system upgrading process are avoided.
Owner:ONE CONNECT SMART TECH CO LTD SHENZHEN

Method for detecting service life of prone-to-loss mechanical component and electronic device

The invention discloses a method for detecting the service life of a prone-to-loss mechanical component and an electronic device. According to the invention, the service life of probe-to-loss mechanical components is detected and evaluated in a simple and low-cost mode, the maintenance personnel are reminded to process timely at the arrival of the service life, and various damages caused by problems of the mechanical components are avoided at a minimum cost. The technical scheme is that a service life value is set in advance before the prone-to-loss mechanical component is used for the first time; use actions of the mechanical component are detected, each use action performs counting on the actual use number of times, and the prone-to-loss mechanical component is judged to be replaced when the actual use number of times reaches the service life value.
Owner:HUNAN CRRC TIMES SIGNAL & COMM CO LTD

Electronic device, server load balancing method, and storage medium

The invention provides a server load balancing method. The server load balancing method comprises the following steps: obtaining predetermined operating parameters of each server according to a presettime interval; analyzing the operating parameters according to a predetermined operating parameter analysis rule, so as to determine a current load state score of each server; determining the load priority of each server according to a pre-stored mapping relationship between the load state score and the load priority; and determining the server that processes an access request according to the load priority of each server if the new access request is received. The server load balancing method can avoid the exhaustion of server resources and the risk of downtime. In addition, the invention also provides an electronic device and a storage medium.
Owner:PING AN TECH (SHENZHEN) CO LTD

Settlement-resistant supporting structure of loess tunnel and construction method thereof

The invention discloses a settlement-resistant supporting structure of a loess tunnel and a construction method thereof. The settlement-resistant supporting structure of the loess tunnel is characterized in that main tunnel arch frames are connected through longitudinal rods, wherein foot locking anchor pipes are arranged at connecting points between the longitudinal rods and the main tunnel arch frames and are positioned at the bottom parts of the longitudinal rods; sectional steel supporting legs are correspondingly arranged at the outer sides of arch feet at two sides of the main tunnel arch frames; the sectional steel supporting legs and the arch feet of the main tunnel arch frames form inverted Y-shaped supports; supporting cushion steel plates are arranged at the bottom parts of the sectional steel supporting legs and the main tunnel arch frames. According to the settlement-resistant supporting structure of the loess tunnel, the arch feet are enlarged to bear the pressure of surrounding rock together with initial ejected supporting concrete, so as to achieve co-stressing of multi-truss arch frames; the rod system type stressing is replaced by board system type stressing; the prior control measure is particularly suitable for IV-level gravity damping collapse Q3 sandy loess accompanying with geological conditions like shallow burying, bias pressure, high moisture content and low bearing capacity.
Owner:CHINA TIESIJU CIVIL ENG GROUP

Controllable high-concurrency distributed message queue push method

The invention discloses a controllable high-concurrency distributed message queue push method. An FIFO queuing model is arranged; a message queue entrance gateway and a message distribution module are arranged at the front end of the FIFO queuing model; the message distribution module carries out unified controllable message push controlling; and the message queue entrance gateway carries out message queue entrance management and fault-tolerance processing / recovery. A schedule program module and a consumer message processor are arranged at the tail end of the FIFO queuing model. Compared with the prior art, the provided method has the following beneficial effects: the message consumer access number or request frequency can be controlled actively; the queue service resources are saved; the downtime risk can be avoided to the greatest extent; the message fault-tolerance delayed processing is realized; process blocking, message queue data accumulation, and dramatic service resource consumption are avoided; and with a service-free fault-tolerance processing function, a phenomenon that a message producer fails to send a message when a storage service that the queue relies on is not available can be prevented.
Owner:成都聚美优品科技有限公司

Optical storage off-network system control method and device, controller and storage medium

PendingCN112952910ATo achieve the purpose of automatic operationTo realize the purpose of automatic operationPV power plantsSingle network parallel feeding arrangementsControl theoryMicro grid
The invention provides an optical storage off-grid system control method and device, a controller and a storage medium, and belongs to the technical field of off-grid micro-grid control. The method comprises the steps that: a controller determines whether an optical storage off-grid system enters a low-capacity operation stage or not according to the charge state of an energy storage battery; if the optical storage off-grid system enters the low-capacity operation stage, the controller determines whether a DC-to-DC converter and a photovoltaic cell panel in the optical storage off-grid system need to be shut down or not according to the power of an electric meter at an energy storage contactor; and if the DC-to-DC converter and the photovoltaic cell panel in the optical storage off-grid system need to be shut down, the controller controls the DC-to-DC converter and the photovoltaic cell panel to be shut down. According to the optical storage off-network system control method and device, the controller and the storage medium provided by the technical schemes of the invention, the optical storage off-grid system can still realize automatic operation under the condition that the energy storage battery is in low-capacity standby power, the risk of emptying the energy storage battery is reduced, the risk of downtime of the optical storage off-grid system is avoided, and the operation reliability of the optical storage off-grid system is improved.
Owner:XIAN LINCHR NEW ENERGY TECH CO LTD +1

Cyclone-type cycling filtration gas-water separation device for fuel cell system

The invention provides a cyclone-type cycling filtration gas-water separation device for a fuel cell system, which comprises a shell and a cyclone cycling filtration part, wherein the shell comprises an upper cover and a can body connected to the upper cover; the upper end of the upper cover is provided with an inlet; the side wall of the upper cover is provided with an outlet; the inner part of the can body has a hollow structure; the can body is communicated with the inlet and the outlet; the lower end of the can body is provided with a drain port; the cyclone cycling filtration part is mounted below the upper cover, and comprises a plurality of guide vanes, an air outlet, a plurality of overflow ports and a beam tube ; the inside of the beam tube is a hollow structure; the air outlet is connected to the upper end of the beam tube and is communicated with the inner part of the beam tube; the guide vanes are uniformly arranged at the upper end of the beam tube along the outer side of the air outlet in a spiral shape; and the overflow ports are opened at the upper end of the beam tube and are arranged along the side wall of the upper end of the beam tube. The gas-water separation efficiency is high, and the operation is safe and reliable.
Owner:武汉泰歌氢能汽车有限公司

Wind generating set closed cooling system

The invention provides a wind generating set closed cooling system. The wind generating set closed cooling system comprises a pump station, an external heat exchanger, a heat exchanging module of equipment to be cooled and a connection pipeline, wherein the pump station comprises a circulating pump and a three-way valve; a pipeline on the outlet side of the circulating pump is connected to the inlet of the three-way valve; the two outlets of the three-way valve are connected to a pipeline on the inlet side of the external heat exchanger and a bypass pipeline of the external heat exchanger; a joint between the pipeline on the outlet side of the external heat exchanger and the bypass pipeline is connected to the inlet of the heat exchanging module; a pipeline on the outlet side of the heat exchanging module is connected with a pipeline on the inlet side of the circulating pump. By adopting the wind generating set closed cooling system, high-pressure cooling liquid can be prevented from directly flowing into the heat exchanging module of the equipment to be cooled, impact of the cooling liquid is reduced, and the heat exchanging module is protected.
Owner:BEIJING GOLDWIND SCI & CREATION WINDPOWER EQUIP CO LTD

Automatic coating structure for brake pad

The invention discloses an automatic coating structure for brake pads, which includes a conveyor belt transmission mechanism, a conveyor belt tension mechanism, and a constant speed reciprocating coating mechanism. The conveyor belt transmission mechanism includes a frame, a conveyor driven sprocket, a conveyor belt drive Sprocket, gear motor, the gear motor is set on the frame, the gear motor is connected with the driving sprocket of the conveyor belt; the conveying driven sprocket is connected with the sliding bearing seat; It is connected by a conveying chain; the conveyor belt tensioning mechanism includes a lower seat, a sliding bearing seat, an upper sliding seat, and a short-range cylinder tightening rod, and the sliding bearing seat is set on the lower seat and the upper sliding seat; the short-range air cylinder is set on the frame; The ejector rod of the short-range cylinder is connected with a top rod; the constant speed reciprocating coating mechanism includes a nozzle bracket, a rodless cylinder, and a nozzle, and the rodless cylinder is set on the frame; the nozzle bracket is connected to the rodless cylinder; on the stand. The invention has the advantages of simple structure, convenient operation and high production efficiency.
Owner:胡国纲

Numerically controlled welding method with automatic compensation and filling of clearance

The invention discloses a numerically controlled welding method with automatic compensation and filling of clearance and relates to the technical field of numerically controlled welding. The numerically controlled welding method with automatic compensation and filling of clearance comprises the following steps that according to the groove form of a numerically controlled welded component, the fluctuation range delta W of the groove clearance numerical value is acquired through calculation, and the welding joint upper portion spacing W is determined; with the fluctuation range delta W of the groove clearance numerical value combined, the welding speed v1, the wire feeding speed v2, the swinging frequency f, and the functional relationship between arc length correction u and the welding joint upper portion spacing W are reached; and in the welding programming process, the relationship functional expression between the welding joint upper portion spacing W and each parameter is inserted,the welding joint upper portion spacing W is tracked in real time and fed back to the welding procedure, and automatic adjustment in the welding process is conducted. According to the numerically controlled welding method with automatic compensation and filling of clearance, different from a traditional circumstance that the fluctuation range delta W of the groove clearance numerical value is defined as a fixed value, when the welding joint upper portion spacing W is calculated, the fluctuation range delta W of the groove clearance numerical value is introduced; besides, the functional relationship expression between the welding joint upper portion spacing W and each parameter is inserted in welding programming; no manual operation is needed; and the method is simple, convenient and high in security.
Owner:成都长客新筑轨道交通装备有限公司

A wind power frequency regulation method and system considering multi-link coordinated control

The invention discloses a wind power frequency modulation method and system considering multi-link cooperative control, including: constructing a mapping equivalent model of the fan operating point and the frequency modulation control link parameters according to the net rotation energy storage power and load shedding reserve power of the fan, and at different wind speeds Under working conditions, adjust the wind turbine pitch angle load shedding and virtual inertia response parameters according to the mapping equivalent model; judge the current frequency modulation control link of the wind turbine according to the frequency deviation and frequency change rate of the wind turbine, and control the natural wind turbine according to the judgment result Adjust the control parameters of the fan to control the output torque of the fan. Using the correspondence between wind turbine rotor kinetic energy, pitch angle load shedding, virtual inertia and primary frequency modulation energy, a mapping equivalent model of wind turbine frequency modulation control parameters and operating points is proposed; based on fuzzy logic algorithm, a dynamic adjustment algorithm for wind turbine inherent control links is proposed. Realize the frequency modulation control strategy of the coordinated cooperation of the wind turbine operating point, the wind turbine inherent control and the parameters of the frequency modulation control link.
Owner:SHANDONG UNIV +1

Object recognition method and device based on edge calculation, equipment and medium

The invention relates to the technical field of artificial intelligence, and provides an object recognition method and device based on edge calculation, equipment and a medium. The method comprises the steps of obtaining a to-be-processed original model, performing pruning operation on the original model based on weights of all convolution kernels of each layer in the original model to obtain a pruned model, training the pruned model based on a first training sample set to obtain a pruned model, obtaining a second training sample set; and performing mixed precision training on the pruned model based on the second training sample set, and converting the trained model into a binary model file of a semi-precision floating-point number to obtain a target compression model, so that a client loads the target compression model to identify a to-be-identified object. According to the invention, the timeliness of model identification can be improved, and the risk of server downtime is reduced. The invention further relates to the technical field of block chains. The target compression model can be stored in a node of a block chain.
Owner:CHINA PING AN PROPERTY INSURANCE CO LTD

Central controller protection method, device and system

The invention discloses a central controller protection method, device and system and belongs to the field of network security. The central controller protection method comprises the steps that data packets sent by a terminal are received and are matched with a flow table stored in an exit gateway; when the data packets are not matched with the stored flow table, count values for indicating the number of unmatched data packets are accumulated; when the time length required by the accumulated count values to reach an early warning threshold value is smaller than a predetermined time length threshold value, early warning information is sent to the central controller and is used for triggering the central controller to back up the information stored in the central controller into a redundant controller and processing the data packets reported by the central controller jointly with the redundant controller. The problem that illegal users can be prevented from exceeding their authorities to access information in an organization intranet but the central controller in the organization intranet cannot be prevented from being attacked in the related arts is solved, and the effect of avoiding the risk that the central controller is attacked and accordingly the central controller goes down is achieved.
Owner:BEIJING JIAOTONG UNIV

Water compensation type supercharged box-type non-negative pressure water supply device

The invention discloses a water compensation type supercharged box-type non-negative pressure water supply device, and relates to the technical field of municipal water supply. The water compensationtype supercharged box-type non-negative pressure water supply device includes a municipal water inlet manifold and a water outlet manifold, the water inlet end of the municipal water inlet manifold issequentially connected with a water inlet main valve, a Y-type filter, and a backflow preventer, the municipal water inlet manifold is divided into two paths, one path of the municipal water inlet manifold is sequentially connected to a solenoid ball cock, a water tank, the other path of the municipal water inlet manifold is connected to a municipal switching valve and is divided into three branches after passing through a section of a municipal water inlet manifold straight pipe. According to the supercharged box-type non-negative pressure water supply device, the method of canceling and replacing a small pump with a standby main pump for water compensation is adopted, the compensation capacity and compensation stability of a system are improved, and thus the device is more cost-effective, more energy-saving, more reliable, and more environmentally friendly.
Owner:南方智水科技有限公司

Steam turbine unit mounting technology

The invention discloses a steam turbine unit mounting technology, and belongs to the technical field of steam turbine mounting. The problems that in the prior art, the quality of a steam turbine unit mounting technology is difficult to control, and consequently frequent maintenance is caused is solved. The steam turbine unit mounting technology comprises the following steps of technological preparation, sizing block arrangement, front bearing seat mounting, lower cylinder mounting, partition plate mounting, rotor mounting, cylinder longitudinal and transverse horizontal correction, pre-buckling of a large cover on a steam turbine, generator bearing mounting, generator bearing seat mounting, generator rotor checking and hoisting, coaxiality aligning of the steam turbine and a generator, generator stator bedplate mounting, generator stator mounting, generator rotor penetrating, air gap and magnetic center adjusting, bearing bush gap and tightening force adjusting of a steam turbine and generator unit, buckling of the large cover on the steam turbine, secondary grouting of the unit, cleaning, checking and re-mounting of a speed regulating system, bearing box covering, turning gear mounting and adjusting and grouting. According to the technology, the quality of the technological process is strictly controlled, and the stability and safety of the technology are remarkably improved.
Owner:四川华川基业建设集团有限公司

Efficient waste heat recovery and denitration combined technology for gas turbine tail gas

The invention provides an efficient waste heat recovery and denitration combined technology for gas turbine tail gas. Flue gas discharged from a gas turbine enters a flue gas denitration system, is subjected to heat exchange with saturated steam from a high-pressure steam drum through a superheating segment of a high-pressure boiler, then is subjected to heat exchange with high-pressure boiler water from the high-pressure steam drum through an evaporation segment of the high-pressure boiler, then enters a denitration reaction bed layer through a fan to make contact with a catalyst for a denitration reaction, then is subjected to heat exchange with low-pressure boiler water from a low-pressure steam drum through an evaporation segment of a low-pressure boiler, and finally is subjected to heat exchange with the high-pressure boiler water at a coal-saving segment of the high-pressure boiler and then is discharged through a chimney. According to the efficient waste heat recovery and denitration combined technology, the high-pressure steam drum and the low-pressure steam drum are subjected to heat exchange with the flue gas to generate high-pressure steam and low-pressure steam, waste heat in the flue gas is recovered maximally, thus the comprehensive utilization rate of the gas turbine is increased and reaches 95% or above, the operation and investment costs are lowered, and the energy saving and environment friendly requirements are met.
Owner:ZHEJIANG SATELLITE ENERGY CO LTD

Stock garbage screening and reduction treatment system and method

The invention discloses a stock garbage screening and reduction treatment system and method. The stock garbage screening and reduction treatment system comprises a gas injection device, a gas extraction device, a methane concentration detection device, an airing system, a crushing device, a screening device, a sorting device, a winnowing device, a magnetic separation device and a leachate collecting device. The gas injection device injects inert gas into a stock garbage heap, meanwhile, the gas extraction device extracts landfill gas in the stock garbage heap, the concentration of methane in the stock garbage heap is reduced, and the excavation safety is improved. The airing system can reduce the water content of stock garbage, and the follow-up screening effect is improved. The treatment method comprises the steps that the stock garbage is aired before being screened, the water content of fed materials is controlled to be 30% or below, and the screening effect is remarkable; and the stock garbage is sequentially subjected to airing, crushing, screening, sorting, winnowing and magnetic separation, the treatment direction of screened products is reasonable, the project production halt risk caused by unsmooth discharging of the screened products is avoided, and meanwhile the problem of secondary pollution in the outward transportation process of the screened products can be avoided.
Owner:ARCHITECTURAL DESIGN RES INST OF GUANGDONG PROVINCE

Equipment exception detection method and device

The invention discloses an equipment exception detection method and device. The method comprises the following steps: monitoring the capacity of a PCIe link storage data packet of PCIe terminal equipment through the flow control characteristic of a high-speed serial computer extension bus PCIe; under the condition that the capacity of the data packet reaches a preset threshold value, controlling the PCIe link to be closed, and triggering an error report message, the error report message being an error report message triggered by an error report mechanism of PCIe; and triggering the driver to detect the state of the PCIe terminal device through the error report message so as to determine whether the PCIe terminal device is abnormal or not. According to the method and the device, the technical problem that the downtime risk of the host machine caused by hardware cannot be processed and repaired in time due to slow response of the AER drive program in related technologies is solved.
Owner:ALIBABA GRP HLDG LTD

Box body packaging and forming device

The invention discloses a box body packaging and forming device. An annular guide rail bulge and a supporting driving device are fixed to the top of a workbench, a center cylinder and a rotary table are arranged at the top of the supporting driving device, a cam is fixed to the bottom end of the center cylinder, an annular guide rail groove is formed in the side face of the center cylinder, eight bosses are evenly distributed on the periphery of the rotary table, a connecting rod pressing mechanism is arranged at the top of each workpiece base, a horizontal push block pressing mechanism is arranged on one side of each workpiece base, and a vertical push block pressing mechanism is arranged at the bottom of each boss. The workpieces are carried by the eight identical tools to rotate along with the rotary table by a circle, the workpieces are sequentially subjected to the eight procedures of outer side edge folding, pressure maintaining, lug folding, pressure maintaining, upper side edge folding, pressure maintaining, lower side edge folding and pressure maintaining, and therefore, a paper box is formed through one-time processing; and the whole device is flexible in driving mode and simple in structural principle and has the characteristics of being continuous in production process and high in production rate of an assembly line production mode, all the tools are independent of one another, and the machined workpieces do not interfere with one another.
Owner:武汉嘉艺和创技术有限公司

Central controller protection method, device and system

The invention discloses a central controller protection method, equipment and system, belonging to the field of network security. The method includes: receiving the data packet sent by the terminal, matching the data packet with the flow table stored in the egress gateway; when the data packet does not match the stored flow table, accumulating the Counting value; when the time used for accumulating the counting value to the early warning threshold value is less than the predetermined time length threshold, an early warning message is sent to the central controller, and the early warning message is used to trigger the central controller to back up the information stored in the central controller to the redundant control The controller, together with the redundant controller, processes the data packet reported by the central controller. The present invention solves the problem in the related art that only illegal users can access the information in the organization's intranet from unauthorized access, and wirelessly avoids the central controller in the organization's intranet from being attacked; The effect of machine risk.
Owner:BEIJING JIAOTONG UNIV

Auxiliary low-voltage power supply system for pure electric vehicle

The invention discloses a pure electric vehicle auxiliary low-voltage power supply system which comprises a driving motor and a generator connected with the output end of the driving motor through a transmission device, and is characterized in that the output end of the generator is electrically connected with vehicle-mounted low-voltage electric equipment; the generator is a low-voltage direct-current generator. The problem that in the prior art, a DC / DC converter is prone to heating to cause faults is solved, and the fault occurrence rate is effectively reduced.
Owner:NEW POWER ELECTRIC (JINGZHOU) CO LTD

Equipment for coating sugarcane seed stems with bagasse mortar

The invention relates to the field of sugarcane seed stem processing, and particularly discloses equipment for coating sugarcane seed stems with bagasse mortar. The equipment comprises a coating device with a coating pool, a conveyor belt and a stirring disc, a film rolling device with a V-shaped guide plate, a first reel, a first rolling shaft, a second reel and a second rolling shaft, a pressing device with a silica gel block, a heating plate, a pressing block and a pressing seat, and a cutting device with a cutting block and an annular blade. The stirring disc is installed on the inclined side wall of the coating pool of the coating device, the bagasse mortar in the coating pool can be stirred in real time and prevented from being deposited, and the sugarcane seed stems are coated through the inwards-bent conveying belt; and the film rolling device is used for coating the sugarcane seed stems, the pressing device is used for removing air in the coating to seal the edges, the cutting device is used for cutting and collecting the coated sugarcane seed stems, so that the labor cost is reduced, the production takt is improved, and the coating and coating quality of the sugarcane seed stems can be ensured.
Owner:GUANGXI ZHUANG AUTONOMOUS REGION ACAD OF AGRI SCI

Motor carrier frequency control method and device, storage medium and motor control system

PendingCN113612416AAvoid sudden changes in currentImprove stable operationElectric motor controlSingle motor speed/torque controlCarrier signalMotor carrier
The invention provides a motor carrier frequency control method and device, a storage medium and a motor control system, and the method comprises the steps of determining a set carrier frequency corresponding to a rotating speed according to a rotating speed interval of the rotating speed of a motor in more than two preset rotating speed intervals, wherein each rotating speed interval in the more than two rotating speed intervals corresponds to a different set carrier frequency; and switching the carrier frequency of the motor to the set carrier frequency in variable step size manner, based on the phase current of the motor and under the condition of keeping the given rotating speed of the motor unchanged. According to the scheme provided by the invention, the risk of motor shutdown caused by sudden current change during carrier frequency switching can be prevented.
Owner:ZHUHAI GREE REFRIGERATION TECH CENT OF ENERGY SAVING & ENVIRONMENTAL PROTECTION +1

Data export method and related product

The invention relates to the technical field of data transmission optimization, and particularly discloses a data export method and a related product, the method comprising: a first device receives adata export request sent by a user terminal, the data export request comprising a data identifier of to-be-exported data and a memory of the to-be-exported data; if the memory of the to-be-exported data is greater than a first threshold, the first device splits the data export request into N sub-data export requests and adds a device identifier of a second device in a second device cluster to eachsub-data export request, and the device identifiers between any two sub-data export requests are different; and the first device broadcasts the N sub-data export requests to the second device cluster. By adopting the embodiment of the invention, the data export efficiency can be improved.
Owner:CHINA PING AN LIFE INSURANCE CO LTD

Cloud gateway-based api gray release method, device and computer equipment

The invention discloses a cloud gateway-based API grayscale release method, device, computer equipment, and storage medium, and relates to cloud transmission technology, including obtaining configuration routing information sent by a gateway background management server, analyzing and obtaining official version service parameters and grayscale version services parameters; create at least two virtual routes according to the official version service parameters and gray version service parameters; if the cumulative time corresponding to the interface service exceeds the preset service time threshold, receive the user feedback information sent by the client; if the user feedback information meets the grayscale According to the service adjustment conditions, the grayscale virtual routers are switched to official virtual routers. This method realizes that the request can be processed through the grayscale policy, and dynamically routed through the grayscale policy when the grayscale policy is hit. For requests that do not pass the grayscale policy, the traffic method can be used to control the dynamic routing, avoiding the compatibility of the old and new versions Risks and downtime risks during system upgrades.
Owner:ONE CONNECT SMART TECH CO LTD SHENZHEN

Server power supply life attenuation monitoring method and system, terminal and storage medium

The invention provides a server power supply service life attenuation monitoring method and system, a terminal and a storage medium, and the method comprises the steps: collecting the characteristic parameters of key devices of a server power supply through a sensor, and enabling the key devices to comprise a circuit board, a capacitor, a resonance circuit, a power factor correction circuit and a diode; comparing the characteristic parameter of each key device with a set standard parameter, and if the characteristic parameter is not matched with the set standard parameter, generating a primary alarm of the characteristic parameter; generating the score of each key device according to the primary alarm, and calculating the weighted sum of the scores of the key devices according to the set weight of each key device to obtain a total score; and if the total score is lower than a preset score threshold, sending power supply life alarm information to a substrate management controller. After the service life of the server power supply is attenuated to a certain degree, an alarm is sent to the substrate management controller, and the server power supply is maintained in time, so that the risk of server downtime is avoided.
Owner:INSPUR SUZHOU INTELLIGENT TECH CO LTD
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