213 results about "Supply & distribution" patented technology

The invention discloses a distributed power supply distribution optimization method and system based on a virtual power plant, and the method comprises the steps: generating estimated power distribution data according to a power distribution region power characteristic value, climate and holiday and festival information, and generating estimated power distribution data in combination with a target historical power generation record and the like; then judging a peak power consumption period through the estimated power consumption distribution, obtaining the total electric energy demand quantity, and determining the cache capacity of the energy storage equipment according to the total electric energy demand quantity and the estimated power generation distribution data, and when the difference value between the cache capacity and the flow of the transmission bottleneck point of the power distribution network is lower than a preset margin threshold value; and generating a power plant supplementary electric quantity proportion by using the power distribution proportion adjustment parameter and the real-time load data, further adjusting a power plant scheduling frequency and distributed power supply access density proportion, and finally generating a power distribution scheduling scheme of a target power distribution period. The method can effectively balance the load of the power grid, improves the power distribution efficiency, adapts to the access of a distributed power supply and renewable energy sources, and achieves the intelligent dispatching and optimized operation of the power grid.

The invention relates to the technical field of vehicle power supply management, in particular to a vehicle load power supply distribution method, device and equipment and a storage medium, according to the scheme, a vehicle using scene at the current moment is determined by analyzing vehicle operation data, and the load levels of a plurality of electric appliances in use are determined by combining a vehicle using scene-load level mapping table; and a power supply distribution scheme is formulated, on-demand power supply for each electricity load of the vehicle is realized, and meanwhile, a user is allowed to customize load grade setting of a vehicle using scene. According to the scheme, through reasonable distribution of power supply, the power supply proportion of each load can be adjusted in real time according to the vehicle use scene on the premise of ensuring normal operation of key functions of the vehicle, so that the operation efficiency and stability of the vehicle are improved, it can be ensured that each electricity load obtains proper power supply in different scenes, the energy utilization efficiency is improved, and the energy consumption is reduced. The personalized electricity demand of the user is met, the driving experience of the user is improved, and the intelligent level of the vehicle is improved.

The invention discloses a distribution network fault self-healing control method and system and a distribution network terminal, and relates to the technical field of distribution network automatic control, and the technical scheme is characterized in that a self-healing control strategy only comprises a power distribution area where power supply is recovered and a fault position where power failure continues, and the working efficiency of fault analysis is improved; besides, the power distribution terminal analyzes the correlation degree between the power distribution area and the fault position according to the received self-healing control strategy so as to determine whether security verification is carried out when power supply of the power distribution area is recovered, and the security and reliability of distribution network fault self-healing control are effectively improved. Besides, the power distribution terminal combines the self-healing control strategy and the switch state information of the switch equipment in the first power distribution area to generate the switch control instruction of the corresponding first power distribution area, so that the dynamic change condition of the self-healing control strategy caused by safety verification is met, and the complexity in the switch control instruction generation process is reduced.

The invention relates to a flexible power supply distribution method and system based on load prediction, and the method comprises the following steps: carrying out the multi-dimensional feature extraction of historical load data of a power supply system, and obtaining a load distribution feature matrix; analyzing the load distribution characteristic matrix to obtain a load change trend parameter; on the basis of the load change trend parameter, performing supply-demand balance calculation on the power supply system to obtain a dynamic power supply distribution scheme; performing stability evaluation and adjustment on the dynamic power supply distribution scheme to obtain a safe and stable power supply distribution scheme; and based on the safe and stable power supply distribution scheme, carrying out real-time correction calculation on the dynamic power supply distribution scheme to obtain a flexible power supply control parameter group, and controlling the power supply system based on the flexible power supply control parameter group, thereby solving the problem that a traditional power supply distribution method mainly depends on a static model and historical data to carry out planning. And the method is difficult to adapt to rapidly changing load conditions and fluctuation characteristics of an intermittent power supply.

The invention discloses an inspection intelligent analysis method and system for power marketing, and the method comprises the steps: building a mapping relation between power data and business data in a target marketing region according to the power supply distribution information of the target marketing region, and obtaining a fusion data set; performing semantic mapping on the fused data set to obtain a power marketing data view; obtaining a rule between every two pieces of data in the electricity marketing data view to identify an abnormal service; determining target business data corresponding to the abnormal business, and obtaining an abnormal business analysis result based on a pre-constructed marketing inspection full-business model; generating a problem tracking work order according to the abnormal service analysis result, and matching a corresponding work order processing flow to obtain a problem processing work order; extracting an abnormal service processing opinion in the problem processing work order to predict a rectification effect of an abnormal service; and an inspection analysis report of the abnormal service is generated based on the rectification effect and the abnormal service processing opinion, so that the efficiency and accuracy of inspection analysis are improved.

The invention discloses an electric power material efficient dispatching and logistics optimization method for an emergency scene, and belongs to the field of power grid material dispatching and transportation. According to the material dispatching requirements of the power system under different disaster levels, a hierarchical response mechanism is provided, and the hierarchical response mechanism comprises a single-bin quick response mode, a multi-bin collaborative supplement mode and a whole-network centralized support mode. A mathematical optimization model including supply, transfer and demand nodes and transportation paths is established, and improved optimization algorithms such as Sine mapping population initialization, differential variation disturbance and elitist retention, dynamic reverse learning and the like are introduced to improve the solving efficiency and the diversity of solutions. Under the assumption that node positions, material requirements, vehicle parameters and the like are known, the model realizes full-process optimization of supply distribution, transportation paths and resource scheduling. The method can effectively improve the emergency material dispatching efficiency, reduces the transportation cost and the material shortage risk, and has a good practical application value.

The invention provides a multi-energy system regulation and control optimization method and device considering demand side flexible resources. The multi-energy system comprises a first energy supply side and a second energy supply side, and the multi-energy system regulation and control optimization method comprises the steps that according to the power generation condition of the second energy supply side under a historical weather sample, the second power generation amount is predicted; wherein the sum of the first generating capacity and the second generating capacity is the total generating capacity; a power supply distribution model of a target area is established, the target area is gridded through a topological network, each grid of the target area is marked according to identity information registered by a power utilization object, and regulation and control are performed according to comparison between power consumption of areas with different priorities and power supply quantity of a multi-energy system. The technical problem solved by the embodiment of the invention is that an effective regulation and control mode is lacked between different energy power stations, so that the total electric energy supply quantity of an energy supply side is far greater than the demand quantity of an energy consumption side, and thus energy excess and energy waste are caused.

The invention relates to the technical field of communication power supply energy distribution, and discloses a power supply distribution method and device based on a communication power supply system, and the method achieves the precise cooperation of multiple targets through constructing a multi-dimensional target reward function based on the equipment energy consumption cost, the balance of remaining electric quantity and the attenuation of the service life of a battery, breaks the limitation of a single target, and improves the power supply efficiency. And performing reinforcement learning training on the initial power supply distribution model by using a historical operation data set, so that the model gradually learns optimal power supply strategies in different scenes, and finally generating a target power supply distribution model capable of autonomously optimizing decisions. The adaptive capacity of a communication power supply system to a complex and changeable communication network environment is remarkably improved, and the problem of power supply redundancy caused by a static distribution strategy is effectively avoided while the power supply reliability is ensured.

Disclosed herein is a cooling system for electronic racks in a data center such as an IT rack or a PoD. The system includes a coolant distribution unit (CDU) connected to a rack manifold of the electronic rack by a fluid cooling loop. The CDU supplies cooling fluid distributed to the IT rack or PoD and receives a returned warm / hot fluid from the IT rack or PoD. The system also includes an enhanced cooling unit to receive a first portion of a first distribution portion of the cooling fluid, and further cools the first portion of the first distribution portion of the cooling fluid to a lower temperature value than one of the supplied cooling fluids by enhancing the cooling loop. The system also includes a first external cooling unit connected to the CDU by a cooling fluid loop to supply cooling fluid to the CDU. The system also includes an air cooling unit to receive a second distribution portion of the cooling fluid and use the second distribution portion of the cooling fluid to cool the airflow for the IT rack or PoD. The system is arranged in five parts, and the fluid and cooling unit are shared between the parts in the distribution loop.

According to the power management system of the unmanned aerial vehicle, the system can supply power to each module in the unmanned aerial vehicle system for a long time before the unmanned aerial vehicle runs by using a battery of the unmanned aerial vehicle, so that power supply distribution of each module is efficiently managed, and the state of each path of power supply is monitored in real time. Comprising an unmanned aerial vehicle system airborne 44V power supply and a 28V power supply with an independent external power supply interface. A 28V power supply with an independent external power supply interface is used for directly transmitting to an external comprehensive control module of the unmanned aerial vehicle for supplying power, and after the comprehensive control is normally operated, the on-off of each path of power supply output is controlled through an optocoupler control switch tube; 28V power supply with an independent external power supply interface and 28V power supply formed after conversion are isolated and gathered together through the two diodes, two paths of current do not flow backwards, and when 28V input with the independent external power supply interface is removed, 28V power supply formed after conversion of airborne 44V power supply of an unmanned aerial vehicle system ensures power supply safety of the system.

The embodiment of the invention provides a power supply distribution method, a power supply distribution circuit, a storage medium and electronic equipment, and the power supply distribution method comprises the steps: carrying out the rectification conversion of at least two AC power supplies through at least two rectification units, so as to output a first DC power supply, each rectification unit comprises an automatic conversion unit and a power factor correction unit, and the number of the rectification units is consistent with that of the alternating current; receiving the first direct-current power supply through at least one step-down conversion unit, and adjusting the voltage corresponding to the first direct-current power supply to generate a second direct-current power supply; the second direct-current power supply is distributed to a plurality of power supply rails through a power supply redistribution module, and the power supply rails are used for supplying power to a target processor.

The invention relates to the technical field of power management, in particular to an efficient power management method for a multi-device compatible wireless projection screen VR box. The method comprises the following steps: acquiring equipment power consumption acquisition data; vR box working mode analysis is carried out on the equipment power consumption collection data, VR box working mode data are generated, and the VR box working mode data comprise a standby mode, a charging and discharging mode and a wireless screen projection mode; performing power consumption dynamic feature extraction on the equipment power consumption acquisition data to obtain power consumption mode dynamic feature data; performing mode parameter mapping based on the power consumption mode dynamic characteristic data so as to generate a power consumption mode mapping table; and performing equipment power consumption intelligent prediction on the power consumption mode mapping table to generate equipment power consumption prediction data. Through accurate power consumption prediction, an intelligent power supply distribution strategy and efficient power supply scheduling optimization, the efficiency and comprehensiveness of power supply management of the wireless projection screen VR box are improved.

The invention belongs to the technical field of equipment guarantee, and particularly relates to a regional guarantee scheduling method based on a resource distribution view angle. According to the method, a regional guarantee scheduling model is established based on spatial distribution characteristics of resources by applying an optimal transmission theory, the regional guarantee scheduling model comprises a'combat marshalling-guarantee institution 'coarse-grained model of a regional task level and a'combat equipment-guarantee unit' fine-grained model of a specific task level, then expansion discussion of the model is carried out, and a regional guarantee scheduling model is established. And obtaining a method for guaranteeing scheduling under the perspective of resource distribution. The invention provides a regional guarantee scheduling model under the perspective of resource distribution, the prerequisite assumption of a traditional model is that the resource quantity is accurately predicted, the resource quantity in an actual task cannot be accurately predicted, but distribution characteristics can be obtained, and the optimal transmission theory is applied in the invention. The regional guarantee scheduling problem is converted into how to realize matching of guarantee demand distribution and guarantee supply distribution in the region in an optimal mode.

The invention relates to a disaster prevention emergency material distribution method and device, equipment and a medium. The method comprises the following steps: acquiring multi-source heterogeneous data of a disaster area; performing standardization and spatial fusion processing on the multi-source heterogeneous data to obtain standardized spatial grid data; based on the standardized space grid data, analyzing the material demand urgency degree of each space grid to obtain demand urgency degree data; generating initial material distribution scheme data according to the demand urgency degree data and preset material inventory data; and based on the initial material distribution scheme data, in combination with preset transportation network data, carrying out scheme adjustment through a predefined multi-objective optimization rule, and generating a material distribution scheme. By adopting the method, the problems of unreasonable distribution and low decision-making efficiency caused by data splitting and dependence on experience in a traditional mode are solved, the integration from disaster assessment to transportation scheduling is realized, the decision is quickly optimized, and the overall efficiency of emergency response is improved.

The invention relates to the technical field of data center computing power and electric power resource cooperative control, in particular to an electric power dynamic monitoring system based on a knowledge graph. Comprising a heterogeneous data spin mapping unit used for collecting current waveform data and voltage data of an intelligent power distribution unit; the topological coupling force field construction unit is used for acquiring physical topological data and logical topological data of the data center and generating a coupling strength matrix defining association weights among nodes; the dynamic potential energy evolution and gradient analysis unit is used for generating a potential energy gradient vector for indicating a regulation and control direction; the potential energy guiding regulation and control decoding unit is used for receiving the potential energy gradient vector; monitoring the modulus length of the potential energy gradient vector; and after the closed loop feedback logic and the hardware control signal are executed, the physical operation states of the intelligent power supply distribution unit and the server calculation unit are changed. According to the method, the mathematical abstraction ability and the quantization accuracy of the stability monitoring of the complex data center system are remarkably improved.

The invention discloses an electronic and electrical architecture of a vehicle and relates to the technical field of vehicles. The electronic and electrical architecture of the vehicle comprises a power module, a first power distribution domain control module and a second power distribution domain control module, the first power distribution domain control module is connected with the power module, and the first power distribution domain control module is configured to supply power to a vehicle control unit; the first power distribution domain control module is further configured to control power distribution of electric components in a cab of the vehicle. And the second power distribution domain control module is connected with the power supply module, and the second power distribution domain control module is configured to control power supply distribution of chassis electric components of the vehicle. According to the electronic and electrical framework of the vehicle, wire harnesses of the whole vehicle can be reduced, the layout flexibility of the wire harnesses of the whole vehicle is improved, and the fault rate is reduced.

The present invention discloses a photovoltaic four-in-one fusion terminal sensing system and method, which relates to the technical field of sensing control. The present invention includes a low-voltage distributed photovoltaic substation line topology formation module, a sensing analysis module, a power supply distribution analysis module, and a remote control module; the low-voltage distributed photovoltaic substation line topology formation module is used to form the low-voltage distributed photovoltaic substation line topology of the target area; the sensing analysis module is used to predict the photovoltaic power supply risk coefficient of the low-voltage distributed photovoltaic substation; the power supply distribution analysis module is used to analyze the power supply distribution situation of the low-voltage distributed photovoltaic substation. The present invention takes the real-time photovoltaic power supply unabsorbed coefficient of the low-voltage distributed photovoltaic substation as the real-time electricity consumption characteristic value of the substation users, simplifies the comparison and processing process of data, and is beneficial to ensuring the soft control and rigid control of the power supply distribution situation of the substation before the power supply equipment in the substation fails, and improves the sensing effect of the photovoltaic four-in-one fusion terminal.

The invention relates to the technical field of power supply and distribution monitoring, in particular to a power supply and distribution system performance health state dynamic monitoring system which comprises a state acquisition module, a power supply switching module, a power supply monitoring module, a switching matching module and a state evaluation module. The method comprises the following steps: combining power supply equipment as power supply nodes into a power supply distribution network, and checking switching behavior characteristics of a current power supply node according to operation information of the power supply nodes and operation time and switching times of the power supply nodes; the similarity during switching of different power supply modes is checked according to the voltage deviation and the load deviation of the operation information, and updating of the operation information of each power supply node is completed; starting from switching behavior characteristics, describing a switching mode of a current power supply node under power supply mode switching, describing a switching matching network of each power supply node according to a switching sequence of the switching modes, and finally screening an optimal configuration scheme corresponding to each power supply node; the efficiency of anomaly detection and the reliability of switching of the power supply and distribution system are realized.

The invention provides an underwater motor control system and method. The underwater motor control system comprises a water surface rectification unit, a water surface inversion unit, a water surface controller, a water surface light processing unit and a water surface POD power supply unit which are arranged on the water surface. The underwater motor unit, the underwater POD and the underwater POD power supply unit are arranged under the water surface, and the underwater POD comprises an underwater light processing unit; the water surface rectification unit is used for being connected with a marine alternating current power supply. The water surface controller is used for controlling the plurality of water surface inversion units connected in series and converting a direct-current power supply into an alternating-current power supply; the underwater POD is used for carrying out power supply distribution and monitoring on the plurality of underwater motor units connected in series; the water surface light processing unit is connected with the underwater POD and the water surface controller; the water surface POD power supply unit is used for being connected with a marine alternating current power supply and is connected with the underwater POD through the underwater POD power supply unit. The beneficial effects of the invention are that stable power control and overall energy saving of the underwater robot motor are realized.

An electrical control box for superconducting magnet transportation and a device for transporting a superconducting magnet, relating to the field of superconducting magnet transportation, are configured to transport the cryogenic superconducting magnet. The electrical control box for superconducting magnet transportation is provided to address the problem that rated load capacity requirement of the transport apparatus is too high while transporting the superconducting magnet. A function of one input to two outputs is implemented through a power supply distribution module to supply power to a helium compressor and a refrigerator respectively to align with the common practice of transport personnel. In addition, a delay module is arranged in a power supply output connected to the helium compressor to provide power to the helium compressor later than the refrigerator, i.e., the start-up of helium compressor and the refrigerator are asynchronous.

The invention discloses a meteorological measurement method, device and system, relates to the technical field of communication, and aims to solve the problems that meteorological services provided by meteorological detection equipment such as weather radars, rain gauges and meteorological satellites are unbalanced in supply distribution and large in updating time delay, and the surface precipitation cannot be accurately determined. The method comprises the steps that a receiving end receives a reference signal transmitted through a wireless channel, the reference signal is measured to obtain meteorological information, and then the receiving end reports the meteorological information to core network equipment. Correspondingly, the core network equipment receives the meteorological information reported by the receiving end, determines meteorological characteristic parameters based on the meteorological information, and further provides meteorological services corresponding to the meteorological characteristic parameters. Wherein the meteorological information is used for representing the meteorological characteristics of the wireless channel in the transmission process, and / or the channel state of the wireless channel under the to-be-measured weather. The scheme of the invention can be widely applied to the fields of communication technology, artificial intelligence, Internet of Vehicles, smart home networking and the like.

A holding portion in which a power supply distribution unit is inserted and held is formed in a case of an electrical connection structure. Here, the power supply distribution unit includes a main body formed so as to have an approximately twice-rotation symmetrical shape with respect to an imaginary line extending in a first direction. A projection is formed on the main body and / or the holding portion, and a groove into which the projection is inserted, and a restriction wall which interferes with the projection when the power source distribution unit is inversely inserted are formed on the holding portion and / or the main body. Further, a projection side inclined surface capable of guiding the projection into the groove by coming into contact with the restriction wall when the power source distribution unit is inserted in a state of a normal position is formed in the projection.

The invention discloses an intelligent control device integrating vehicle body electric appliances and power distribution. The system comprises a core control module, a power input and switching module, a power distribution module, a vehicle body electric appliance interface module, a communication module, a sensor module, a man-machine interaction module and the like. The core control module coordinates execution of each task, the power supply module can intelligently switch and distribute, the interface module adapts to communication of various electrical equipment, the communication module supports remote interaction and upgrading, the sensor module guarantees safe operation, and the man-machine interaction interface is convenient to operate. By adopting innovative designs such as an intelligent self-adaptive power distribution algorithm and a fault prediction active protection mechanism, the system has the advantages of improving the power utilization efficiency, enhancing the reliability, realizing flexible function configuration and energy recycling and the like, and can effectively improve the performance and the use experience of a vehicle electric appliance system.

The application relates to a power grid power supply distribution box with a closed intelligent power connection and a closed power connection method thereof, which comprises a driving part installed on a second box door, a gear cylinder arranged on the driving part, and a lifting part installed on the second box door through a guide block and connected with the gear cylinder. When the second box door is opened, a door magnetic switch automatically disconnects a circuit, thereby triggering the conduction of a tripping circuit, which makes a circuit breaker trip and cut off the power supply in the distribution box. In this way, all branch switches in the distribution box are disconnected in a certain order under the action of a step-by-step locking structure, so that safe power-off can be realized when the power is connected. The step-by-step power-off operation design can effectively avoid large-scale power cut-off and reduce the damage of equipment caused by current impact or voltage fluctuation.

The embodiment of the invention provides a cabinet, a computing assembly and a data center, the interior of the cabinet is provided with a first accommodating space and a second accommodating space which are arranged in a first direction, the first accommodating space is used for placing a plurality of vertically arranged computing devices, and the second accommodating space is used for placing a plurality of vertically arranged power distribution units. The plurality of power distribution units are used for connecting a power module outside the cabinet with the plurality of computing devices so as to supply power to the plurality of computing devices. According to the cabinet provided by the embodiment of the invention, the plurality of computing devices and the plurality of power distribution units are concentrated through the two accommodating spaces which are distributed side by side, so that the space utilization rate is improved, and power management and maintenance are facilitated. Moreover, the power supply modules outside the cabinet are distributed to the computing devices inside the cabinet through the plurality of power supply distribution units, so that power wiring can be simplified, and disordered cables are avoided.

The invention discloses a control method, system and device based on a switching power supply and a medium thereof, and the method comprises the steps: recognizing a to-be-controlled switching power supply and a circuit structure of a connecting device, and generating a circuit model of the to-be-controlled switching power supply according to a preset circuit element specification; obtaining working state parameters of the to-be-controlled switching power supply, and generating a preliminary control strategy according to the circuit model and the working state parameters; according to the preliminary control strategy, adjusting the output setting of the switching power supply to adapt to different load requirements; detecting the actual operation condition of the switching power supply based on the adjusted output setting; calculating optimization feedback data based on the actual operation condition and an optimization algorithm, and determining an optimization control strategy; on the basis of the determined optimization control strategy, generating a corresponding control instruction, and sending the control instruction to an automatic switching module of the switching power supply to control voltage output and power supply distribution; the adaptive capacity of the switching power supply to different load conditions is improved, and the control efficiency of the power supply is optimized.

The invention discloses a power supply control method and device for a power supply vehicle, and the method comprises the steps: determining a power parameter of an input power supply and a power utilization parameter corresponding to an externally-connected power utilization device through the power supply vehicle when the externally-connected input power supply is detected, and judging whether the power utilization parameter is matched with the power parameter through a control unit through the power supply vehicle, when it is judged that the power utilization parameters are matched with the power supply parameters, a power supply matched with the power supply parameters is output to the electric equipment through a power supply distribution unit, and when it is judged that the power utilization parameters are not matched with the power supply parameters, the input power supply is adjusted to be a target power supply matched with the power utilization parameters. And the target power supply is output to the electric equipment through the power supply distribution unit. Therefore, the technical problem that the power supply used by the electric engineering machinery is single can be solved, and the application scene of the electric engineering machinery is widened, so that the generality of the power supply vehicle is improved, and the earthwork operation efficiency of the electric engineering machinery is improved.

Disclosed herein are a meteorological measurement method and apparatus, and a system, relating to the technical field of communications, intended to solve the problems of uneven supply distribution, large update delays, and an inability to accurately determine surface precipitation in a meteorological service provided by a meteorological detection device such as a weather radar, a rain gauge, and a meteorological satellite. The method comprises: a receiving end receiving a reference signal transmitted by means of a wireless channel, measuring the reference signal to obtain meteorological information, and the receiving end then reporting the meteorological information to a core network device; correspondingly, the core network device receiving the meteorological information reported by the receiving end, determining a meteorological characteristic parameter on the basis of the meteorological information, and further providing a meteorological service corresponding to the meteorological characteristic parameter. The meteorological information is used for characterizing a meteorological characteristic of the wireless channel in a transmission process and / or a channel state of the wireless channel in a meteorology to be measured. The solution of the present application can be widely applied to the technical fields of communication, artificial intelligence, vehicle networking, intelligent home networking, and the like.

The invention relates to the technical field of power distribution and protection, and provides an intelligent power distribution system in order to solve the technical problems that an existing system cannot accurately control on-off of all branches, cannot independently measure voltage and current of all the branches and is incomplete in protection function. Comprising a main power supply access module, a shunt processing module, a parameter measurement module, a main control module and a communication module, all the modules are connected through wires and data lines, power supply distribution of multiple paths of electric equipment is cooperatively achieved, meanwhile, electric power parameters of all branches are accurately monitored, a comprehensive protection function is provided, safe and stable operation of the electric equipment is guaranteed, and the service life of the electric equipment is prolonged. And the reliability and the intelligent level of power use are improved.

The invention relates to the technical field of intelligent power grid management and optimization, in particular to a data mining system and method based on big data in an intelligent power grid, and the system comprises a data collection module which is used for collecting the power utilization data of a user in real time; the data abnormity analysis module is used for judging the abnormal condition of the real-time power consumption data of the user; the energy supply analysis module is used for evaluating the energy supply condition; the energy consumption analysis module is used for judging the load density of the electric quantity area and the importance and demand of the power supply area; the balance analysis module is used for judging the balance state condition of the power grid in real time; the imbalance decision module is used for judging the supply and demand conditions, the electric quantity area and the power supply area in the abnormal imbalance state and outputting a decision; and the decision output module is used for drawing a power supply distribution condition table and outputting dispatching instructions and emergency measure suggestions to the power generation equipment. The operation efficiency of the power grid is improved, and the stability and reliability of power supply are ensured.