313 results about "Effective power" patented technology

The uncertainty of availability and risk associated with the cost of power procurement hinders the consumer from using new sources of supply / storage devices or taking part in the competitive power markets or procuring power from green energy resources. Present disclosure provides a method and a system for optimal scheduling of power sources for meeting electricity demand of enterprise. In particular, the system performs portfolio optimization formulation for cost, risk and carbon emission minimization for the enterprise. The portfolio optimization formulation simulates market scenario and guides in providing effective power purchase strategy for enterprise along with real-time adjustments. In particular, the level of risk to be considered along with cost of power procurement and carbon footprint determine portfolio allocation for each time block in portfolio optimization formulation. Thus, enterprise may choose most appropriate terms of contract, best installation size of renewable resources or batteries, and supply sources.

The invention provides a solar cell and a photovoltaic module, and belongs to the technical field of solar cells. The solar cell comprises a silicon substrate comprising a first surface and a second surface which are opposite to each other; the first surface of the silicon substrate comprises a plurality of conductive regions which are arranged at intervals, the doped conductive layers are arranged on the conductive regions respectively, and a groove which is concave towards the interior of the silicon substrate is formed between every two adjacent conductive regions; wherein the groove comprises two opposite side faces and a bottom face located between the two side faces, and at least part of the side faces are provided with a plurality of sheet-shaped structures. The light absorption capability of the solar cell and the photoelectric conversion efficiency of the solar cell are effectively improved, and the effective generating capacity of the solar cell in the life cycle can be improved.

The invention discloses a charging station management method and system, and relates to the field of power management and electric vehicle charging, and the main scheme is as follows: collecting charging equipment data and vehicle data; calculating a plurality of quantized values respectively; calculating a charging demand level CDR according to the multiple quantized values, and comparing the charging demand level CDR with a threshold value to judge the charging demand level; calculating the upper limit QU of the chargeable amount of the battery, further obtaining the optimal charging amount QO, calculating the actual charging power PC at the current moment, further obtaining the effective power PE of actual charging, and obtaining the optimal charging duration TH; calculating a charging position vacancy rate RF, and comparing the charging position vacancy rate RF with a threshold value to distribute charging positions for vehicles with different charging demand levels; calculating a comprehensive risk assessment index R, comparing the comprehensive risk assessment index R with a threshold value to judge whether to give out early warning, calculating adjusted charging power Pnew during early warning, and adjusting a charging strategy through threshold value comparison; calculating a charging cost HK based on the collected data; the method can accurately evaluate the vehicle charging demand, reasonably distributes the charging resources, and guarantees the safe and efficient charging.

The invention provides a control parameter adjustment method based on a stability domain of a multi-grid-connected inverter system. The method comprises the following steps: acquiring a first proportionality coefficient and a first current reference value of a single-grid-connected inverter current controller; obtaining an effective power grid impedance matrix of the multi-grid-connected inverter system; based on the first proportionality coefficient, the first current reference value and the effective power grid impedance matrix of the multi-grid-connected inverter system, determining a loop gain matrix eigenvalue node diagram of the single-working-condition multi-grid-connected inverter system corresponding to the single-grid-connected inverter; determining a stability domain three-dimensional point of the single-working-condition multi-grid-connected inverter system based on a loop gain matrix eigenvalue node diagram of the single-working-condition multi-grid-connected inverter system; determining a multi-working-condition multi-grid-connected inverter system stability domain three-dimensional diagram corresponding to the single grid-connected inverter based on the single-working-condition multi-grid-connected inverter system stability domain three-dimensional point; and adjusting the first proportionality coefficient and the first current reference value based on the stability domain three-dimensional diagram of the multi-working-condition multi-grid-connected inverter system. The adjusting process is simple to operate and easy to implement.

The invention relates to the technical field of motors, and provides an efficient cooling high-speed permanent magnet synchronous motor which comprises a motor shell, an air inlet hole is formed in the outer surface of the motor shell, a supporting ring is detachably connected to the interior of the motor shell, a stator winding is fixedly connected to the inner side of the supporting ring, and a rotor is rotatably connected to the inner side of the stator winding. A rotating shaft is fixedly connected to the middle of the rotor, blades are fixedly connected to the outer surface of the rotating shaft, a cavity formed by the stator winding, the rotor, the motor shell and the end cover is an air passing channel, an air outlet pipe is fixedly connected to the outer surface of the motor shell, and an air outlet opening is formed in the surface of the stator winding. A cavity formed by the inner side position, corresponding to the supporting ring, of the stator winding, the supporting ring and the motor shell is an air outlet cavity. According to the technical scheme, the problems that an existing high-speed permanent magnet synchronous motor winding is high in accumulated heat, the effective power capacity of the motor is reduced, the manufacturing cost of a motor with the same power level is high, and manufacturing materials are wasted to a certain extent are solved.

A modular multilevel power converter includes: a capacitor voltage adjuster that calculates an active current component command to make an average voltage of capacitors match a command value; an active power detector that receives an AC current signal and an AC voltage signal and calculates an active power; an active power adjuster that calculates a DC current command value to make the active power match a command value; a first active power command suppressor that suppresses an absolute value of an active power command value; and a second active power command suppressor that adjusts an absolute value of an active power command value.

The invention relates to the technical field of control, in particular to an electric power supply and distribution intelligent scheduling early warning detection method and system, and the method comprises the steps: carrying out the clustering of the daily electricity consumption of a set number of days of an electricity consumption collection unit, obtaining a plurality of clustering clusters, and enabling each clustering cluster to represent a time period electricity consumption sequence with similar electricity consumption behaviors in one day; determining all power utilization time periods based on the time period power utilization sequence of each day; a complete electricity utilization period is constructed; screening the power utilization period to obtain an effective period; calculating a first ratio and a second ratio in the effective period; the difference value between the second mean value and the first mean value is used as the power utilization margin; and calculating the ratio of the current residual electric quantity of the power utilization unit to the power utilization residual quantity, and if the ratio is smaller than a preset residual quantity threshold value, giving out an early warning of insufficient power supply of the power utilization unit. The invention aims to optimize power resource configuration by formulating an effective power management strategy so as to ensure the stability of power supply.

The invention relates to the technical field of electricity transaction, and particularly provides an electricity transaction strategy making method and device, and the method comprises the steps: obtaining data related to electricity transaction, and carrying out the preprocessing of the data; determining prediction tasks of the power transaction, selecting corresponding prediction algorithm models according to different prediction tasks, and training the prediction algorithm models by using the preprocessed data; performing corresponding prediction by adopting the trained prediction algorithm model to obtain a prediction result; performing risk assessment on the power transaction to obtain a risk assessment result; and formulating a power transaction strategy according to the prediction result and the risk assessment result. Therefore, the prediction algorithm model is selected according to the prediction task to perform corresponding prediction, and the power transaction strategy is formulated according to the prediction result and the risk assessment result, so that the power prediction accuracy is improved, and the effective power transaction strategy is formulated.

The invention relates to an AC / DC bidirectional energy efficiency analysis method and analysis system applied to a photovoltaic transformer area. The AC / DC bidirectional energy efficiency analysis method comprises the following steps: synchronously acquiring parameter information in an AC circuit and parameter information in a DC circuit; calculating the active power P1 in the AC circuit and the effective power P2 in the DC circuit according to the parameter information; calculating an electric energy input / output value E1 of the alternating current circuit in the period; and calculating an electric energy input / output value E2 of the direct-current circuit in the period. According to the invention, the bidirectional flow condition of alternating current and direct current electric energy is accurately and efficiently metered, and the metering and analysis result provides powerful support for efficient utilization and lean management of electric energy. By calculating the electric energy ratio, the efficiency and the performance of the system can be directly reflected, the economical efficiency and the reliability of the alternating current and direct current hybrid power distribution network planning scheme can be accurately evaluated, a basis is provided for optimizing system design and operation, and then safe operation of the alternating current and direct current hybrid power distribution network is better guaranteed.

The invention discloses an active-disturbance-rejection control method and system for a four-port magnetic network electric energy router, and belongs to the technical field of isolated power electronic converters. The method is based on a proportional-integral control method of a decoupling matrix, and is combined with an adaptive disturbance suppression state observer to be used in the magnetic network electric energy router, so that the active disturbance rejection of the system is improved, and particularly, the common problem of parameter mismatching in a traditional decoupling control method is solved. The method comprises the following steps: step 1, establishing a simple and effective power decoupling matrix, thereby realizing efficient power decoupling among a plurality of ports, effectively reducing mutual interference among the ports, and ensuring that control of each port can be independent and stable; and 2, introducing an adaptive disturbance suppression state observer into a feedback system, so that the system can estimate and compensate errors caused by parameter uncertainty or noise interference in real time, and the active disturbance rejection of the system under dynamic and complex working conditions is greatly improved.

The utility model provides an intelligent scheduling command platform with integrated scheduling, and effectively solves the problem that the scheduling work is influenced because an interphone and a camera in the prior art are lack of effective means of effective electric quantity. The dispatching command platform comprises an electric quantity monitoring module, the electric quantity monitoring module comprises a primary diagnosis circuit and a secondary diagnosis circuit, the primary diagnosis circuit detects a current signal of a battery in dispatching equipment during use by using a current sensor, obtains a reminding signal and an early warning signal based on the current signal, and sends the reminding signal and the early warning signal to the secondary diagnosis circuit; the reminding signal and the early warning signal are output to a command center; the primary diagnosis circuit is connected with one end of the secondary diagnosis circuit, and the other end of the secondary diagnosis circuit is connected with the command center.

The present invention provides an integrated device for fire emergency lighting and evacuation indication, which relates to the technical field of fire lighting and includes: a silicone lamp holder, the main body of the silicone lamp holder is in a long strip structure; a binding hole is provided at the upper flange on the front side of the silicone lamp holder, and a positioning expansion nail is arranged in the binding hole; dark lines are fixedly installed in an equidistant and inlaid manner in the groove structure of the silicone lamp holder; emergency lights and indicator lights are fixedly arranged at equal intervals in the groove structure of the silicone lamp holder; a unified and effective power supply is used for power supply, so that each group of emergency lights and indicator lights can be put into work uniformly, and by adopting the way of continuous lighting prompt, the indication effect can be better achieved. The assembly of the silicone lamp holder and the lamp strip cover is convenient, and it can be quickly installed through the expansion nail, and it can adapt to corner installation, maintain power-on prompt on different walls, and can form one or more complete escape paths to guide the evacuation of the masses, solving the problem of inconvenient control of decentralized indication.

The invention discloses a composite insulation monitoring equipment cooperative work control system and method suitable for a complex ship power supply network. An acquisition module in the system acquires a state signal of the complex ship power supply network through a digital quantity input signal cable; the control unit is in communication connection with the acquisition module and is used for receiving the state signal and executing cooperative control logic; the output module is in communication connection with the control unit and is connected with an expansion relay through a digital quantity output signal cable, and the expansion relay is used for controlling input or quit of the insulation meter. The on-off state of each circuit breaker and the operation state of each insulation monitor are collected, the input and the output of each insulation monitoring meter are controlled according to a manually set requirement principle, and the condition that one insulation meter continuously works is avoided by setting a certain cycle time and changing the priority among the insulation monitoring meters. According to the control method, various insulation monitoring devices on a certain type of ship can be matched for use, and a continuous and effective power grid insulation state monitoring function is realized.

Provided is a control system that suppresses fluctuations in the frequency and the voltage of a bus. A control system is for a power conversion device that performs charging / discharging of a secondary battery, in a power supply system including: a generator subject to unintended output variability; and the secondary battery. The control system: generates a charging / discharging command value that compensates for a difference between power generation of the generator and the total power generation of the power supply system; simulates driving of a virtual synchronous generator; calculates, on the basis of a rotor model for calculating the rotational speed of the virtual synchronous generator, an effective voltage value and a phase of the virtual synchronous generator; calculates a voltage and a phase at a connection point between the power conversion device and the bus; calculates a phase angle between the phase of the virtual synchronous generator and the phase of the connection point; determines a target value for the effective power of the power conversion device on the basis of the effective voltage value of the virtual synchronous generator, the voltage at the connection point, and the phase angle; and generates a power conversion device control command that includes the determined effective power target value and the charging / discharging command value.

Provided is a substrate processing apparatus comprising: a substrate support on which a substrate is mounted; a first radio frequency power supply that outputs first radio frequency power with a first frequency to the substrate support; a second radio frequency power supply that outputs second radio frequency power with a second frequency lower than the first frequency to the substrate support; a sensor that detects reflected waves received from the substrate support and a processor that controls the first radio frequency power supply so that an effective power, which is equal to a difference between the power of the reflected waves detected by the sensor and the output power of the first radio frequency power supply, reaches a set value.

The invention discloses a stirring head power consumption detection method, a server, a storage medium and a program product, and relates to the field of welding. According to the method, the server collects the sound field vibration signals in the welding process through the sound field sensor and conducts wavelet transformation, main frequency band energy and phase information are obtained, then the sound field distortion factor and the sound field rotation angular speed are calculated, and the sound field distortion factor and the sound field rotation angular speed are input into the power consumption calculation model to obtain effective power consumption of the stirring head. Compared with traditional power consumption monitoring which only depends on current, voltage and other electrical parameters, the method can accurately reflect the complex dynamic state of mechanical contact, and the working state of the stirring head is monitored in a multi-dimensional mode. The uniformity of sound field energy distribution is quantified (abnormal contact of the stirring head is found in time, workpiece damage or excessive loss of the stirring head caused by energy concentration is avoided, and the welding quality stability is improved), the sound field energy transmission efficiency is tracked, and the accuracy and real-time performance of power consumption calculation are improved.

The invention discloses a main and standby power supply switching circuit, an ECU power supply system and a vehicle, and relates to the field of main and standby power supply switching, and the main and standby power supply switching circuit comprises a main power supply and a standby power supply; the output end of the main power supply is connected with the input end of the DCDC module, the output end of the DCDC module is connected with the anode of the first diode, the output end of the standby power supply is connected with the anode of the second diode, and the cathodes of the first diode and the second diode are both connected with the input end of the power supply module; the first diode and the second diode have the same specification; when the main power supply is in a normal working state, the initial output voltage of the DCDC module is greater than the effective power supply voltage of the standby power supply; and when the main power supply is in a fault state, the actual output voltage of the DCDC module is reduced to zero from the initial output voltage. According to the invention, automatic switching from the main power supply to the standby power supply can be realized without an additional control switch.

The utility model discloses a wafer surface degumming device which comprises an installation box and a driving motor arranged at the lower end of the installation box, the output end of the driving motor is connected with a transmission shaft, a centrifugal tray used for fixing and heating a wafer is movably arranged on the transmission shaft, a connecting assembly is arranged between the transmission shaft and the centrifugal tray, and the centrifugal tray is connected with the transmission shaft. A vibration mechanism for improving the centrifugal efficiency is arranged in the mounting box; the wafer centrifugal degumming device is simple in structure and reasonable in design, achieves the effect of synchronous high-frequency vibration of a wafer in the centrifugal degumming process, reduces the bonding force between molten glue points and the surface of the wafer under the action of vibration, is easier to throw out under the same centrifugal force, remarkably improves the efficiency and the degumming effect of the wafer centrifugal degumming, and reduces the production cost of the wafer centrifugal degumming device. Meanwhile, effective power output of the centrifugal tray in vibration is achieved through the transmission shaft, the transmission effect can still be guaranteed under the condition that the centrifugal tray inclines, and the wafer degumming efficiency is further improved.

The invention relates to a back contact battery, a preparation method thereof and a photovoltaic module. In the preparation process of the back contact battery, the laser slicing process is completed in any step before the texturing and passivating processes, so that the cut surface damage generated in the cutting process can be repaired in the subsequent texturing and passivating processes; meanwhile, the layout of the metal grid lines in the cutting area is optimized, the distance D1 between the cutting line in the laser slicing and the edge metal grid line closest to the cutting line is smaller than or equal to 0.3 mm, the distance between the edge metal grid line closest to the cutting line and the cutting line is shortened, the effective power generation area of the middle half-cut area is increased, and then the conversion efficiency of the cell is improved.

The present invention relates to the technical field of solar cells, and in particular, to a perovskite cell with reduced dead zone and a preparation method thereof, wherein the perovskite cell comprises a substrate, a conductive layer, a conductive part, a perovskite composite layer, a top electrode layer and a second conductive line, wherein the conductive layer is formed on the substrate and comprises a plurality of first conductive blocks, and a first groove is provided between two adjacent first conductive blocks; the first conductive line of the conductive part is formed on the first conductive block, and the insulating layer of the conductive part covers the first conductive line; the perovskite composite layer and the top electrode layer are sequentially formed on the conductive layer, and the top electrode layer comprises a plurality of second conductive blocks, and a second groove is provided between two adjacent second conductive blocks, and the second groove is distributed relative to the conductive part; the second conductive line is formed on the second conductive block and connected to the first conductive line. The perovskite cell can effectively reduce the dead zone, increase the effective power generation area, and thus improve the photoelectric conversion efficiency.

The invention discloses an automatic calculation method about loran signal integrity, and the method comprises the steps: outputting a first simulation loran pulse oscillogram through a conventional receiver, carrying out the preprocessing of the first simulation loran pulse oscillogram, and obtaining a second simulation loran pulse oscillogram; inputting the second analog loran pulse oscillogram into a digital recorder for DA acquisition; collecting data collected by the digital recorder to obtain a data list, finding data of # imgabs0 # and # imgabs1 # in the data list through automatic calculation, and then calculating effective power to obtain a final result; theoretical waveform parameters are calculated through data of # imgabs2, theoretical waveform data and collected data are compared, and a waveform integrity result is obtained. Data analysis is carried out on the improved waveform, a data point of # imgabs3 is determined in real time, when # imgabs4 is collected in real time, the effective power of the waveform can be calculated through a formula, and post-processing is not needed; and similarly, when # imgabs5 # is acquired, the signal integrity can be analyzed in real time according to a formula.

The settlement device includes: a measurement value acquisition unit, which acquires the measurement value of the effective power exchanged at a connection point with an adjustment force providing unit that can provide adjustment force to the transmission and distribution network and the measurement value of the frequency at the connection point; an adjustment power metering unit, which measures the adjustment power at the connection point based on the acquired measurement value of the effective power and the measurement value of the frequency; an adjustment power amount calculation unit, which accumulates the adjustment power with respect to time to calculate the adjustment power amount for a given period at the connection point; an electric power acquisition unit, which acquires the electric power exchanged at the connection point during the given period; and a settlement unit, which settles the consideration for the adjustment power provided by the adjustment force providing unit and the electric power exchanged by the adjustment force providing unit based on the sum of the adjustment power amount and the electric power amount.

The invention discloses an energy-saving solar photovoltaic panel applied to an exterior facade curtain wall, and belongs to the technical field of solar panels, the energy-saving solar photovoltaic panel applied to the exterior facade curtain wall comprises a backboard frame, and the interior of the backboard frame is rotatably connected with a solar cell panel through a bearing and a rotating shaft. The micro motor is mounted on the inner wall of the left end of the back plate frame, so that the strong light angle of sunlight can be monitored in real time through the photometer, and the micro motor is matched to drive the solar cell panel to perform adaptive adjustment according to the strong light angle, so that the solar cell panel fully absorbs the sunlight; meanwhile, the plano-convex lens can refract light parallel to the surface of the tempered glass and irradiate the light to the solar cell panel, solar energy flow dispersion is reduced, the solar cell panel can make full use of solar energy in the working time, and therefore normal and effective power generation efficiency of the solar panel is guaranteed, time waste and energy consumption are reduced, and the service life of the solar cell panel is prolonged. And the energy-saving effect is enhanced.

The invention discloses an edge-cleaning microstructure of a perovskite component and a preparation method thereof, the edge-cleaning microstructure comprises a plurality of micro grooves formed in an edge-cleaning area of the perovskite component, and the surface length of the edge-cleaning microstructure is not less than the creepage spacing of the perovskite component. By introducing a micro-groove structure, the actual creepage distance K is prolonged under the limited edge cleaning width L, the physical edge cleaning width is reduced on the premise of meeting the safety standard, and the reduction of the edge cleaning width is beneficial to improving the effective power generation area of the perovskite assembly and improving the output power of a single-chip assembly; the method is formed through a laser process, is high in process compatibility, and is suitable for mass production packaging of large-area and high-efficiency perovskite components.

The invention discloses a control method, system and device for a multi-core heterogeneous system and a storage medium, and the method comprises the steps: obtaining the configuration data of a main system and the memory data of a slave system, and constructing an instruction execution environment based on the configuration data of the main system and the memory data of the slave system; acquiring a master system state and a slave system state; based on the master system state and the slave system state, matching a preset instruction triggering condition, and determining an execution instruction and an expected state of a CPU in a corresponding slave system according to a matching result; the slave system state comprises a real-time state of a CPU in the slave system; the real-time states of the CPU in the slave system comprise running, closing, dormancy and death; the embodiment of the invention can improve the use efficiency of the CPU core in the slave system and the effective power of the slave system, and can be widely applied to the technical field of computers.

The invention discloses an SSD low-power-consumption control method and device and a medium, and relates to the technical field of SSDs, and the method comprises the steps that a system-on-chip receives an effective power-off notification signal from a host through a preset universal input and output pin; in response to the effective power-off notification signal, the system-on-chip writes the data in the cache into a nonvolatile storage medium of the solid state disk; then, the system-on-chip sends a control instruction to the power management chip through the communication bus, and a power-off control register of the power management chip is configured to be in an enabled state; the power management chip responds to the power-off control register to be in the enabled state, all power output except the power input by the power management chip in the solid state disk is cut off, and the solid state disk enters a low-power-consumption state. The problem that the power consumption of a traditional partial power-off scheme is not reduced thoroughly is solved, meanwhile, the hardware cost and complexity caused by a scheme depending on a standby power capacitor are avoided, and extreme low-power-consumption control on the premise that data safety is guaranteed is achieved.

The present invention provides a solar cell module capable of increasing an effective power generation area while suppressing an increase in resistance, and a vehicle having the solar cell module mounted thereon. A solar cell module (1) is a perovskite-type solar cell in which a light-receiving section (1A) and a light-shielding section (1B) each have a substrate (11), a first electrode layer (12), a functional layer (13), and a second electrode layer (14) in this order. The first electrode layer (12) and the second electrode layer (14) are electrically connected. When viewed from the light incidence direction, the connection width (w1) between the first electrode layer (12) and the second electrode layer (14) in the light receiving section (1A) is smaller than the connection width (w2) between the first electrode layer (12) and the second electrode layer (14) in the light blocking section (1B).

This invention discloses a method and system for real-time prediction of laser strike effects for rapid deployment. The system includes: defining standard reference environmental parameters, calibrating standard attenuation coefficients and standard power-to-target (PTO) values; constructing a benchmark database; collecting target environmental parameters and calculating the power attenuation ratio between the target environmental parameters and the standard reference environmental parameters; calculating the PTO power under the target environmental parameters based on the power attenuation ratio, and calculating the PTO power density based on the PTO power; finding the benchmark minimum effective power density of the target target material based on the benchmark database; and, if the PTO power is greater than or equal to the benchmark minimum effective power density, estimating the estimated penetration time of the target target material based on the PTO power, the power density at which the target material penetrates the target material under the standard reference environmental parameters, and the penetration time. This invention features extremely low computational complexity, fast response speed, and guarantees laser strike effects superior to empirical estimates.

The invention provides a tripping outlet power supply circuit and electronic equipment. The tripping outlet power supply circuit comprises a first driving module, a second driving module, a logic module, an outlet power supply generation module and an outlet module, the logic module is electrically connected with the first driving module, the second driving module and the outlet power supply generation module, and the outlet power supply generation module is electrically connected with the outlet module. The first driving module is used for being electrically connected with a first CPU, the second driving module is used for being electrically connected with a second CPU, and the outlet power supply generation module and the outlet module are both used for being electrically connected with the logic control module. According to the tripping outlet power supply circuit provided by the embodiment of the invention, accurate management and control of the tripping outlet can be realized, that is, effective power supply signals can be output only when the first CPU and the second CPU are normal, so that the outlet module is triggered to act, stable outlet is realized, the stability and the safety of a tripping outlet link are remarkably improved, and the service life of the tripping outlet is prolonged. And reliable operation of a power system is ensured.

The invention belongs to the technical field of electricity-to-water metering and intelligent analysis of a water pumping system. The invention provides a water taking metering power consumption correction method based on a multi-dimensional operation signal and deep learning, aiming at solving the problem of water volume false report caused by increase of actual water demand and increase of power consumption due to efficiency degradation / fault of a water pump, which cannot be distinguished by converting electricity into water in the prior art. The invention provides the water taking metering power consumption correction method based on the multi-dimensional operation signal and deep learning. According to the method, vibration, sound, voltage / current waveform and other signals are collected, an electrical-mechanical-hydraulic three-layer initial atlas is constructed, a cross-layer hypergraph is generated, hyperedge and pump curve prior constraints are indicated through load consistency and loss, a load or loss event is judged on the hypergraph, and an event gating signal is output; further aggregating energy semantics on the edge-level energy diagram along a physical consistent path of electricity, machine and water, decomposing the total power consumption into effective and invalid power consumption, marking the source of the invalid power consumption, and mapping the water quantity by the effective power consumption; according to the method, fault energy consumption can be avoided, water consumption is counted, and meanwhile, supervision and operation and maintenance bases are provided.