77results about How to "Reduce system risk" patented technology

The invention discloses a one-card multi-number service system supporting dispersed numbers and a communication method and relates to the field of mobile communication. The one-card multi-number service system receives a service request forwarded by a user access network from a user, and the service request is routed according to a virtual IMSI; the virtual IMSI is replaced with a main IMSI or an auxiliary IMSI according to the service request, and a service request process is sent to a corresponding network according to the main IMSI or the auxiliary IMSI; the one-card multi-number service system stores a main number and a main IMSI, an auxiliary number and an auxiliary IMSI, and a virtual IMSI and a virtual MSC identifier corresponding to a mobile phone card of the user; and the route of the main number or the main IMSI points to a first party network, the virtual IMSI is a special continuous number section for the one-card multi-number user and is in one-to-one correspondence with the mobile phone card, the route of the virtual IMSI points to the one-card multi-number service system, and the routes of the auxiliary number and the auxiliary IMSI point to a second party network. Therefore, the user can use an original number, no signaling screening is needed, service deployment is simple, ordinary users are not affected, the system risk is small, and the safety is high.

The invention discloses an Android process freezing and unfreezing device and method, and relates to the technical field of mobile terminals. The device comprises a freezing request module, a freezing processing module and an unfreezing module, wherein the freezing request module is used for sending a freezing request to an application process by a mobile terminal through communication; the application process comprises a work thread and a communication thread; the freezing processing module is used for judging whether the connection between the application process and another application process is completely processed or not through the communication thread, and freezing the work thread and keeping the activity state of the communication thread if the judging result is positive; and the unfreezing module is used for unfreezing the work thread when the communication thread receives a connection request from another application process, and carrying out freezing and unfreezing on the process through the communication thread. During the freezing, only the work thread is frozen and the communication thread is not frozen, so that the communication thread can be timely unfrozen when required, thereby improving the process freezing and unfreezing efficiencies, and greatly reducing the system risks caused by the freezing and unfreezing behaviors.

The invention relates to a power system cascading failure analysis model and probability calculation method based on a Markov process. The method comprises the following steps of: differentiating operation characteristics of different components of a power system, and, in combination with state information of the power system, where system components are, analyzing the shutdown probability of the components; considering the correlation between failure events in a cascading failure evolutionary process, describing a cascading failure transfer process through the Markov process, searching a cascading failure event of the system under different initial failure conditions, establishing a cascading failure event model, and generating a power system cascading failure state space in the Markov process; and, analyzing the system transfer probability in a cascading failure state space, and calculating the different-scale cascading failure probability. According to the method disclosed by the invention, while the calculation efficiency is ensured, the cascading failure event of the system under different initial failures is discovered; furthermore, the cascading failure probability is calculated; a corresponding system improvement measure is provided; the cascading failure is prevented; the system risk is reduced; and the power supply capability of the power system is increased.

The invention relates to the technical field of sensor upgrading, in particular to a remote upgrading method and system for a tire pressure sensor. The method comprises the following steps: acquiring real-time state data of a tire pressure sensor; carrying out outlier parameter elimination on the real-time state data of the tire pressure sensor, and carrying out state diagnosis mining, so as to generate a state diagnosis report of the tire pressure sensor; performing upgrade demand prediction based on the tire pressure sensor state diagnosis report, and performing priority upgrade analysis to extract a plurality of upgradable sensors; performing byte-by-byte difference identification on the plurality of upgradable sensors based on preset latest version information, and performing incremental data encapsulation to generate a plurality of incremental upgrading data blocks; acquiring a historical running log of the vehicle; performing dynamic vehicle using behavior analysis and vehicle idle time period prediction on the vehicle historical operation log to generate a plurality of idle prediction time periods; the upgrading efficiency and the safety performance of the tire pressure sensor are improved.

The invention provides a battery box of a new energy automobile and a control method of the battery box. According to the battery box of the new energy automobile and the control method of the battery box, in the aspect of the device, a plurality of temperature sensors are arranged in the battery box, and two sets of cooling devices and a set of heating device are arranged at the same time. When the average temperature value detected by the temperature sensors is too high, the first cooling device is started, and when the average temperature value detected by the temperature sensors is too high and the temperature of a certain position is obviously abnormal, the second cooling device is started, and the rapid cooling effect is achieved. When the indoor temperature and the outdoor temperature are low, the heating unit needs to be started and operates at a low heating power value, and when the average temperature value detected by the temperature sensors is too low, the heating unit needs to be operated at a high heating power value so that the requirement for normal charging of the battery can be met. According to the battery box of the new energy vehicle and the control method of the battery box, timely and accurate two-way temperature control is provided, and the system risk of the new energy vehicle is reduced while the battery is protected.

The invention discloses a method and device for processing a work order, and relates to the technical field of computers. One specific embodiment of the method comprises the steps of obtaining work order data of a work order in response to a processing request of the work order; acquiring a process configuration file for processing the work order according to the work order data; and processing the work order based on the process configuration file so as to execute the processing request. According to the embodiment, diversified business requirements can be flexibly met from the aspects of work order generation, work order processing flow and the like, differentiated work order requirements are met, and the development amount can be relatively small under the condition of responding to thebusiness requirements, so that the business efficiency is improved, the labor cost is saved, and the system risk is reduced.

The invention discloses a hermetia illucens automatic culture system based on organic garbage treatment and an operation method thereof. The hermetia illucens automatic culture system based on organic garbage treatment includes a material distributing system, a larva distributing system and a larva feeding system. By adopting the hermetia illucens automatic culture system for consuming organic waste to culture hermetia illucens, economic benefits of hermetia illucens culture can be effectively improved, the investment cost and the labor cost of hermetia illucens culture are reduced, systematic risks of hermetia illucens culture are prevented and controlled, and the production efficiency of hermetia illucens culture is improved.

The invention relates to a modular intelligent battery management system, particularly to a modular intelligent battery management system and a driving method thereof. A main battery management system is connected in series with sub-battery management systems by a plurality of series charge and discharge lines and is connected with the sub-battery management systems by a plurality of parallel charge and discharge lines. The main battery management system can carry out optimized charging and discharging based on practical states of parallel battery groups installed at the sub-battery management systems; and the simple wire connection of the systems is realized. The requirement on single battery parameter consistency in the battery groups can be reduced, so that the battery purchasing costs can be lowered. On the basis of the modular battery structure, the maintenance difficulty and cost can be reduced. With the flexible charging and discharging ways, the cycle service life of the battery can be prolonged while rapid charging and discharging are realized.

The invention discloses a method for processing messages. The method can comprise the steps of monitoring the message processing capability of a message receiving end; when the message processing capability is a first message processing capability, opening a message de-emphasis logic; when the message processing capability is a second message processing capability, closing the message de-emphasis logic, wherein the first message processing capability is smaller than the second message processing capability; if the message receiving end receives a message, judging whether the message de-emphasis logic is opened or not; and if not, executing a message processing flow on the message. The message de-emphasis logic is switched between opening and closing according to the message processing capability, and if the message de-emphasis logic is closed, the message receiving end can directly execute the processing flow on the message without executing de-emphasis logic on the message, so that the occupation on computing resources can be reduced and the system risk can be reduced. In addition, the invention further discloses a device and a system for processing messages.

The invention discloses a multi-tenant user management method and system supporting permission inheritance, and relates to the field of electrical digital data process.The method comprises the steps that a permission inheritance mapping table is created according to a role authorization request, and a permission inheritance relation is written in; generating a bidirectional mapping cache containing a first mapping table and a second mapping table; when it is detected that the permission of the source tenant role is changed, querying a target tenant user set associated with the source tenant role based on a first mapping table; constructing a permission update message for the target tenant user set, and asynchronously sending the permission update message to each user in the target tenant user set; receiving a permission verification request, and obtaining source tenant role information inherited by a target tenant user according to a second mapping table; and merging the current operation authority of the source tenant role corresponding to the source tenant role information with the operation authority of the target tenant user to obtain real-time authority data of the target tenant user. According to the invention, the real-time performance and accuracy of authority management are improved.

The invention provides a method and a system for deploying the application of a smart card, and a security module. The method comprises that: the application is saved in the security module; a user makes a request for the installation of the application into a smart card to the security module by a terminal; and the security module establishes secure connection with the smart card and installs the application requested for installation by the user to the smart card by the secure connection. The method, the system and the security module can reduce the security risks and management complexity in application deployment.

The invention discloses a service processing flow configuration method and a device, and a service request processing method and a device, and belongs to the technical field of computers. The configuration method comprises the steps of performing configuration according to received configuration information, generating a new service processing flow, the new service processing flow comprises a plurality of processing modules with an execution sequence, and the multiple processing modules respectively comprise execution logic between at least one execution unit; when a request for starting a newservice processing flow for the target service is received, judging whether the service identifier of the target service corresponds to the service processing flow of the old version; and if yes, changing the service identifier from the service processing flow corresponding to the old version to a new service processing flow, and otherwise, directly corresponding the service identifier to the newservice processing flow so as to start the new service processing flow. According to the method of the invention, the system stability can be improved and the system risk can be reduced under the condition that system release is not carried out.

The invention discloses an operation and maintenance management system for intelligent detection equipment, which relates to the technical field of operation and maintenance management of the intelligent detection equipment and comprises a detection acquisition module, an operation and maintenance analysis module, an operation and maintenance management module and a management execution module. Problems existing in an existing system include incomplete data acquisition, delayed monitoring, insufficient fault diagnosis accuracy and relatively slow response speed to equipment state change. According to the invention, the detection acquisition module is used for acquiring the state data of the company server, the operation and maintenance analysis module analyzes the state data, and the operation and maintenance management module analyzes the state data of the company server and then performs scheduling management; potential problems can be quickly responded, an alarm is triggered or a strategy is automatically adjusted, so that the downtime and the maintenance cost are reduced, and the overall operation and maintenance efficiency is improved; the utilization rate of resources is improved, the capability of dealing with emergencies is enhanced, and more reliable IT infrastructure support is provided for companies.

The invention provides an account preference method, an account preference unit and an account preference system. The method comprises the following steps of: generating a virtual bill in a preset time period according to a preference scheme; acquiring the virtual bill after receiving a new bill and adjusting the virtual bill according to the existing bill, the new bill and the preference bill; and generating a preference bill according to the adjusted virtual bill. The account preference method, the account preference unit and the account preference system can realize a real-time account process on the preference measures such as minimum guarantee, time segment and the like so as to realize real-time charge-off for the whole account preference system, enhance the degree of customer perception, reduce systematic risk and defaulting risk and reduce the load peak of the system.

The utility model discloses a blocking mechanism and a sample placing rack blocking system, in the process of moving from a feeding end to a discharging end through a sliding space, a sample placing rack passes through a pushing position and is blocked by a blocking block to stop at a blocking position, and after the sample placing rack stops at the blocking position, the sample placing rack is blocked by the blocking block to stop at the discharging end. The driving assembly can drive the pushing block to move to the blocking position in the direction from the pushing position to the blocking position, meanwhile, the driving assembly can drive the blocking block to rotate to the opening position from the blocking position, and after pushing of the sample containing frame is completed, the pushing block is driven by the driving assembly to return to the pushing position from the blocking position; the pushing block rotates to the avoiding position at the pushing position, meanwhile, the driving assembly drives the stopping block to rotate to the stopping position from the opening position, and at the stopping position, on the basis that linkage of the pushing block and the stopping block is achieved, overshoot of the sample containing frame is prevented, the system risk is reduced, the continuous operation function is achieved, and the return efficiency of the whole stopping mechanism is also improved; the power is saved, and the integration degree is improved.

The invention discloses an automatic conversion analysis method and system based on an implicit common cause fault model, and relates to the technical field of power system fault analysis, and the method comprises the steps: obtaining and marking power equipment, forming a plurality of equipment sets, setting a monitoring period for operation monitoring, and storing data into an operation record library; extracting feature data of the equipment, calculating a correlation index between the equipment according to the category of the equipment, and calculating the correlation between the same category of equipment and different categories of equipment by adopting different strategies; utilizing an implicit common cause fault model to calculate the probability that the reference equipment and other equipment are abnormal at the same time under each abnormal cause, including an independent failure probability, a common cause failure probability and a comprehensive probability; and according to the comparison of the comprehensive probability and a preset threshold value, the monitoring period of the equipment exceeding the threshold value is adjusted, and according to the abnormal reason, the monitoring period of all the associated equipment is also adjusted, so that the effective monitoring and fault prevention of the power system are realized.

The invention provides an air cooling device for a high-heat light source. The air cooling device comprises an air cooling cavity component, a lamp housing component and an air guide shunt component. The air cooling cavity component comprises an air inlet cavity, an air outlet cavity and an air cooling cavity for connecting the air inlet cavity with the air outlet cavity; and a light outlet window is formed in the bottom of the air cooling cavity. The lamp housing component is positioned in the air cooling cavity of the air cooling cavity component, and is provided with a lamp housing shell. The air guide shunt component comprises a current limiting plate, an air guide pipe and an air diffusion sleeve. Compressed cooling air from a factory compressed air system enters the air cooling cavity from the air inlet cavity through the air diffusion sleeve and the air guide pipe, takes away the heat generated by an adjustable light source from the periphery of the lamp housing component through the current limiting plate, and is discharged from the air outlet cavity. The air cooling device uses the clean compressed air provided by the factory compressed air system, so that the purchase and maintenance cost of a cooling fan is saved, and the system risk is reduced.

The invention discloses a face recognition verification device based on a video and a verification method thereof. Comprising a verification device provided with an acquisition camera; the verification device is connected with a computer through a signal line, and the computer is connected with a data server through a network. A temporary data storage module for temporarily storing data is arranged in the computer; the following parts are also set in the computer: the storage module that is used for storing data; the report storage module that is used for storing the generated report; the image decomposition module that is used for classifying videos into pictures; the image processing module that is used for processing the picture; the image comparison module that is used for carrying out image comparison. Through acquisition of the camera, analysis and comparison of pictures through the computer, sorting, judgment and recognition of a plurality of faces are carried out, so that the face acquisition time is greatly shortened, and high-efficiency and high-accuracy face recognition and comparison are realized.

The utility model relates to the technical field of flexible photovoltaic supports, in particular to a wind-resistant flexible photovoltaic support based on a double-layer multi-cable structure, which comprises side supporting beams, middle supporting beams, supporting beam pile foundations, side anchors, side anchor pile foundations, assembly cables, photovoltaic panel assemblies, triangular supporting pieces, tie bar pieces, bearing cables and wind-resistant cables. A plurality of supporting beam pile foundations are installed on the lower sides of the side supporting beams and the lower sides of the middle supporting beams respectively, multi-span assembly cables used for supporting photovoltaic panel assemblies are installed between the supporting beams, a plurality of rows of triangular supporting pieces are installed below the assembly cables, and the triangular supporting pieces are connected with the adjacent side supporting beams or the adjacent middle supporting beams through bearing cables. The bottom side angular points of the middle triangular supporting pieces are further connected with the middles of the adjacent supporting beam pile foundations through wind-resistant cables. According to the utility model, the flexible photovoltaic support structure system can be ensured to keep structural stability and not to overturn under various wind conditions, the risk of the whole system of a power station is greatly reduced, the use value is improved, and the yield is improved.

The invention relates to a control type communication system in a sonar signal processor. The control type communication system comprises the components of a master control node, a Gigabit Ethernet switch module, a power supply management module, a clock distribution module, a clock synchronous self-checking generating module, a PCI bridging module, and an FPGA logic loading and debugging module; wherein the Gigabit Ethernet switch module, the power supply management module, the clock distribution module, the clock synchronous self-checking generating module, the PCI bridging module, and the FPGA logic loading and debugging module are connected with the master control module. The clock distribution module is further connected with the Gigabit Ethernet switch module. The power supply management module supplies electric power to other modules.

The invention provides a method of carrying out grinding and chemico-mechanical polishing on a gallium nitride wafer. The method at least comprises the following steps of treating a gallium surface of the gallium nitride wafer: the gallium nitride wafer is fixed to a grinding platform and the gallium surface faces a grinding head; then a grinding basal plane of the gallium nitride wafer is determined by employing an XRD measuring method, the grinding head having a certain mesh number is parallel to the grinding basal plane and is pressed onto the gallium surface, and the gallium surface is ground to reach the first roughness under the action of a grinding fluid; subsequently, a grinding head having a higher mesh number is increased, the previous step is carried out till the gallium surface is ground to reach the second roughness which is less than the first roughness; finally, the gallium nitride wafer is fixed to a chemico-mechanical polishing platform, and the gallium surface is polished to the surface roughness meeting the technological requirements. The method adopts a direct grinding mode, so that the processing steps are simplified, the material consumption is reduced, the processing time is shortened, and the breakage rate is lowered.

The invention discloses a database transaction processing method and device based on sub-libraries and sub-tables. The method comprises the steps of obtaining sub-libraries and sub-table fields of aninitial sub-process of a service according to a pre-constructed mapping table; allocating sub-libraries to the current sub-process according to the sub-library and sub-table fields of the initial sub-process and the number of the sub-libraries, wherein the current sub-process is any sub-process of the service except the initial sub-process; selecting sub-tables from the sub-libraries for the current sub-process according to the sub-library sub-table fields of the initial sub-process and the number of the sub-tables; and updating the data of the current sub-process to the allocated sub-tables,and updating related data in the sub-tables corresponding to other sub-processes of the service. According to the method and the system, the data of all the sub-processes of the service operated eachtime falls into the same database, so that the realization of distributed transactions is avoided, the development cost and the system risk caused by the distributed transactions are reduced, Meanwhile, the characteristics of the database can be utilized to ensure that the operated service data is successful or failed at the same time.

The invention provides an obstacle association method and device, computer equipment and a storage medium, and the method comprises the steps: obtaining measurement data from at least one sensor, and enabling the measurement data to comprise a plurality of obstacle measurements and detection information thereof; for each obstacle measurement to be associated, selecting a target reference point type from a plurality of predefined candidate reference point types according to detection information of the obstacle measurement to be associated; determining a measurement reference point from the detection information of the obstacle measurement based on a target reference point type selected for each obstacle measurement; determining a matching measure between a measurement reference point and a track reference point based on the measurement reference point measured by the obstacle and the track reference point determined for the fused track; according to the calculation result of the matching measurement between all the obstacle measurements and all the fused tracks, the association relationship between the obstacle measurements and the fused tracks is determined, and the accuracy and the reliability of obstacle association can be remarkably improved by adopting the method.

The invention discloses a mask template transmission system used for loading a mask template to a mask table or unloading the mask template from the mask table, and the mask template transmission system comprises a template library, a manipulator and a pre alignment device. The template library is used for storing mask templates. The manipulator takes or places the mask template along the mask template storing direction of the template library, and loads the mask template or unloads the mask template along the mask template loading direction of the mask table. The pre alignment device is arranged on a transmission path of the manipulator to perform pre alignment on the mask template when the mask template is taken out from the template library by the manipulator, and after the pre alignment is completed, the manipulator loads the mask template to the mask table. The mask template storing direction of the template library and the mask template loading direction of the mask table are same, so that the manipulator can straightly go in and straightly go out. By use of the mask template transmission system, the manipulator can straightly go in and straightly go out, so that the arc motion can be avoided, the transmission path is simplified, and the system risk is reduced.

The invention relates to a system and a method for achieving offline interactive voice response authentication. The system comprises a client module, for receiving the account authentication information and the selection on business groups of a user and dialing according to the selection of the user; a voice authentication database, for storing the phone numbers and account authentication information of all users; an authentication and allocation module, for receiving the account authentication information sent by the client, performing forward interactive voice authentication, and grouping the business according to the selection on the business groups sent by the client. According to the system and the method for achieving offline interactive voice response authentication adopting the above structure, network advantages can be utilized to simplify the forward interactive voice authentication process, the architecture cost of commercial tenants can be saved, the system risk caused by excessive concurrence amount, the user experience can be improved, the service requirements can be clear, the user can operate more smoothly, the dial-up service cost is reduced, and the wider application range is provided.

The embodiment of the invention discloses a data backup method, device and apparatus and a storage medium, and the method comprises: obtaining the data control information of each storage node for storing data and each receiving log serial number value of the standby node when a condition that the standby node is switched from a fault state to a working state is monitored; and determining a data backup serial number value according to each piece of data control information and the received log serial number value, and sending the log data of which the log serial number value is greater than the data backup serial number value to a standby node. The problem of resource loss caused by the fact that all data and control information generated in the period from failure of the standby node to recovery of normal work are all sent to the standby node during data backup is solved. The log data sent to the standby node is determined according to the data backup serial number value, the effect that stored permanent data do not need to be transmitted and backed up again is achieved, network consumption in the system and system risks in the recovery period of the standby node are reduced, andthe recovery efficiency of the standby node is improved.

The invention adopts a token+lua mode, and realizes service splitting of a large-scale service system through cooperation of a lua gateway and a cache in a regional clustering manner. According to a service system routing method disclosed by the invention, the structure of token data is optimized, acquisition methods of multiple modes of the token are optimized and processed, non-inductive accessof a service system is realized, the storage of routing relationships by means of the cache is optimized, a front end and rear end separation mode is used, efficient routing forwarding implementationis provided, meanwhile, a data migration method in the splitting process and a split data cluster summarizing and querying method are provided, through implementation of the service system routing method, the overall capacity of the system is improved, the system risk is reduced, and user partition differentiation requirements are rapidly responded.

The invention discloses a data processing method and device, and relates to the technical field of computers. A specific embodiment of the method comprises the steps of obtaining a storage instance list in response to a data processing request initiated by a business server; wherein the data processing request comprises a data reading request and / or a data writing request; judging whether the storage instance list comprises a plurality of storage instances or not; wherein the storage instance indicates a corresponding relationship between the business server and the storage device; if yes, determining a storage key value of to-be-processed data corresponding to the data processing request, obtaining storage configuration information, determining a target storage instance according to the storage key value and the storage configuration information, and sending the data processing request to a storage device indicated by the target storage instance, so that the storage device executes corresponding data processing. According to the embodiment, the load of each storage device can be balanced, the data processing time is shortened, the system risk is reduced, the data processing efficiency is improved, and the user experience is improved.