344 results about "Electrical energy consumption" patented technology

The invention provides a modeling method and system for a user charging behavior portrait. Wherein the charging time point, the driving mileage and the battery attenuation data of a user are collected, a regional charging demand thermodynamic diagram is generated in combination with a driving track, and the electric energy consumption and the battery attenuation data are fused to form energy consumption characteristics. In an underground parking lot and other satellite signal missing areas, a differential positioning base station and vehicle-mounted inertial navigation are used for compensating positioning, and continuous space-time trajectory coordinates are generated. Energy consumption characteristics and track coordinates are analyzed through deep reinforcement learning, the correlation among the charging time period, the pile distribution density and the power grid load is identified, and a charging demand space-time weight coefficient is generated; and constructing a user charging behavior feature vector based on the coefficient and power grid data, performing similarity matching classification, and finally establishing a user charging behavior portrait model. According to the technical scheme provided by the invention, accurate prediction of the charging demand and space-time collaborative optimization of the power grid load are realized.

The invention relates to the technical field of box-type transformer substations for energy storage, in particular to a temperature control system and a control method of a box-type transformer substation for energy storage. Comprising a temperature monitoring module, a grading threshold module, a speed regulation control module and a fault alarm module. The temperature monitoring module monitors the temperature in the transformer substation in real time to obtain accurate temperature, temperature deviation and temperature change rate, the grading threshold module is utilized to establish a grading temperature threshold model, the model is optimized and adjusted, and the speed regulation control module adopts a fuzzy control algorithm to control the speed of the transformer substation. The accurate correction of the initial rotating speed of the fan is obtained, the association rule of the temperature threshold value of hierarchical control and the speed regulation unit is set, the consistency of synchronous hierarchical switching and fan rotating speed regulation is achieved, hierarchical regulation and control of the fan are achieved, and on the premise that heat dissipation is guaranteed, electric energy consumption is reduced.

The utility model discloses a rotary compressor and refrigeration equipment, and relates to the technical field of compressors, the rotary compressor comprises a motor, the motor comprises a stator and a rotor, the stator comprises a stator iron core and a stator winding, the stator iron core comprises an annular yoke part and a plurality of tooth parts arranged in the yoke part, the plurality of tooth parts are spaced along the circumferential direction of the yoke part, and the stator winding is arranged in the yoke part; a stator groove is formed between every two adjacent tooth parts, the stator winding is wound in the stator grooves, and the rotor comprises a rotor iron core; the pump body part comprises a crankshaft, an upper bearing and a cylinder; the number of the stator grooves is Q, the number of poles of the rotor is P, the maximum outer circle contour radius of the rotor core is R1, the maximum outer circle contour outer diameter is D1, D1 = 2 * R1, the outer diameter of the part, matched with the upper bearing, of the crankshaft is D2, GCD (Q, P) is the largest common divisor of Q and P, and GCD (Q, P) is larger than or equal to # imgabs0 # 5 and smaller than or equal to 6. The rotary compressor disclosed by the utility model is beneficial to improving the energy efficiency of the rotary compressor and reducing the electric energy consumption during operation.

The invention discloses a power source power optimization method, system and device of a copper wire system and a storage medium, and relates to the technical field of bonding copper wire production, and the method comprises the following steps: building an intelligent bonding copper wire system simulation model, obtaining virtual parameters based on the intelligent bonding copper wire system simulation model, and optimizing the virtual parameters; the optimized virtual parameters are applied to actual bonding equipment, and the actual power and the bonding effect of the bonding equipment are collected. According to the intelligent bonding copper wire system, the energy efficiency can be remarkably improved through power optimization of a power source, in the field of semiconductor packaging and microelectronic manufacturing, a traditional bonding process often depends on fixed power setting, the setting cannot adapt to different working conditions and material characteristics, energy loss and unstable bonding quality are caused, and the energy efficiency is affected. By optimizing the power of the power supply in real time, the method reduces unnecessary power consumption, reduces the production cost, and improves the bonding quality at the same time.

The invention discloses a charging pile operation management method, system and platform based on a cloud platform, and relates to the field of charging pile management, and the method comprises the steps: generating a user portrait of each charging station; according to the electric energy redundancy of the target area and the user portraits of the charging stations, electric energy consumption of the charging stations at future time nodes is predicted, and whether the charging stations are connected to a power grid energy storage device or not is judged; for one charging station, if the charging station is connected to the power grid energy storage device, determining an allocation strategy between a target charging pile in the charging station and the power grid energy storage device according to the equipment information; generating a power demand prediction result of the target charging pile at the future time node according to the user portrait of each charging station, the electric energy redundancy of the target region and the distribution strategy; and obtaining a regulation and control strategy of the target charging pile in the charging station at the future time node according to the power demand prediction result. The charging experience feeling of a user can be effectively improved.

The invention relates to the technical field of anodic oxidation, in particular to an aluminum alloy anodic oxidation process parameter control method and system based on environmental protection, and the method comprises the following steps: based on the anodic oxidation requirements of an aluminum alloy, including the thickness of an oxidation layer, the adjustment of anodic oxidation electrolysis voltage and current, and the matching of the physical characteristics and anodic oxidation requirements of the aluminum alloy; and anodic oxidation parameter optimization information is obtained. According to the method, through dynamic adjustment of electrolysis parameters in the aluminum alloy anodic oxidation process, electric energy consumption is reduced, the temperature of the electrolyte is dynamically adjusted, the oxidation rate is increased, efficient utilization of electrolysis materials is achieved, the utilization rate of the electrolysis materials is optimized, and resource waste and environmental pollution are reduced; by collecting and analyzing energy consumption data and processing efficiency data and regularly evaluating the energy efficiency ratio of the anodic oxidation electrolysis equipment, the equipment maintenance period is optimized, it is ensured that the equipment runs in the optimal state for a long time, energy consumption in the anodic oxidation process is reduced, and continuous stability and high efficiency of the production process are ensured.

The invention relates to the technical field of smart home, and provides a smart home control system based on artificial intelligence, an energy consumption monitoring module is used for continuously monitoring energy consumption of a smart home, monitoring use data of the smart home in real time, and obtaining historical use data of the smart home of a user; the standby analysis module judges the real standby state of the smart home according to the power consumption information of the smart home and calculates the standby time, and the prediction module predicts the use time and the use energy consumption of the smart home according to the historical monitoring data of the energy consumption monitoring module. The home control module executes related operation on the smart home according to the calculation result of the standby analysis module and the prediction result of the prediction module; according to the invention, the equipment which is really in a standby state is accurately identified through a clustering algorithm, energy waste and equipment loss can be reduced, and the time smoothing processing unit processes the time sequence data, so that the influence that the collected time data is disordered and cannot be predicted due to a complex environment is solved.

Device for supplying electric power to at least one electrical energy-consuming unit or to at least one electrical energy-supplying unit or to at least one electrical energy-consuming and -supplying unit of an electrical installation, the device including a plurality of electrical energy generators, each generator of the plurality being connected electrically in parallel with the other generators, each generator including a computing unit, a power converter and an electrical energy storage and supply element, the power converter of a generator being bidirectional and configured so as to supervise a value of a setting variable on the basis of an electric charging or discharging power of the storage element of said generator, the electric charging or discharging power being calculated in real time by the computing unit on the basis: —of a function of the values of the setting variables of the electric charging or discharging power of each of the storage and supply elements of the other generators; and —of a determined setpoint power; and —of a number of generators that are in a determined operating state, the sum of the electric charging or discharging powers of each storage element of each generator of the plurality being equal to the determined setpoint electric power.

The utility model provides a scheme of a three-plunger digital displacement pump based on a dynamic coupling actuating valve, which comprises three groups of flow distribution units, and each group of flow distribution units comprises a reciprocating plunger and two high-speed switch valves. The plungers are connected to the crankshaft through the connecting rods, in the rotating process of the crankshaft, the 120-degree phase difference is kept between the plungers, electrical energy consumption and throttling loss in the control process can be reduced, and the multi-plunger digital displacement pump can be expanded in the crankshaft direction according to requirements. The valve element of the check cartridge valve structure is lighter, and the switch valve has higher rated flow. The topological structure of the coupling iron core can significantly improve the transient mechanical property of the dynamic coupling actuator, and significantly reduces the operation time of the switching valve. A dynamic sealing system is converted into a static sealing system through the thin film sealing structure, the situation that magnetorheological fluid leaks and pollutes a hydraulic oil way can be completely avoided, and the motion resistance of the system is reduced.

The invention discloses an intelligent illumination control system and method based on the Internet of Things, and relates to the technical field of illumination control, and the method comprises the steps: obtaining each historical interaction record of a user and illumination equipment, analyzing the interaction state of the illumination equipment and the user, and obtaining the feature equipment data corresponding to the illumination equipment; monitoring each lighting device, obtaining each historical device use record of each lighting device, and analyzing the use state and energy consumption of each lighting device to obtain first device data corresponding to the lighting device; based on the first equipment data of the lighting equipment, analyzing the electric energy consumption influence state between the lighting equipment to obtain marked equipment data of the lighting equipment; and the lighting equipment control cloud platform monitors the lighting equipment in the current period, and controls the lighting of the lighting equipment based on the marking equipment data and the feature equipment data corresponding to the lighting equipment.

The invention provides a control method and system for a continuous mixer model pre-control algorithm, and the method comprises the steps: obtaining the variables of near-infrared numerical filtering through learning equipment operation condition information in advance, collecting the data of time, servo motor rotation speed and near-infrared filtering numerical values under different mixing degrees, and feeding back the information to a processor, the controller establishes a time-mixing uniformity data model and a time-speed data model according to the learned working condition information, processes the two models and then establishes a time-mixing uniformity-speed digital model; and according to the established digital model and the mixing uniformity controller for near-infrared measurement, the rotating speed is calculated and is transmitted to the servo driver to change the running speed of the motor, so that the purpose of effective control is achieved. The method has the beneficial effects that the hysteresis, the delay and the volatility of the PID algorithm in the prior art are solved. And the accuracy, the stability and the reliability of the existing equipment are greatly improved. The service life of equipment is ensured, and the power consumption is reduced.

The invention discloses an electric vehicle energy consumption management system, which relates to the field of energy consumption management and comprises a vehicle state module, a geographic state module and a control state module, the vehicle state module is used for acquiring vehicle electric quantity state information; the geographical state module is used for acquiring geographical state information of the vehicle; the control state module is used for acquiring control vehicle state information; the system further comprises a route planning module. Acquiring destination information; the destination information is input into a route planning module, and the route planning module is used for generating a driving route plan according to the vehicle electric quantity state information, the vehicle geographical state information and the control vehicle state information; the planning of the driving route comprises setting a vehicle control strategy corresponding to the route under the geographic coordinates, or / and setting the route under the geographic coordinates corresponding to the vehicle control strategy. According to the scheme, the electric quantity consumption state of the vehicle is monitored, the insufficient electric quantity state is warned, the electric energy consumption of the vehicle is reduced through the preset control strategy, and the driving route planning risk is reduced.

The invention discloses a smelting method of cold direct reduced iron in a Consteel electric furnace, belonging to the technical field of electric furnace steelmaking. The smelting method comprises the following steps: at the beginning of smelting, low-grade power supply is adopted, and at the same time of power-on, oxygen lances and carbon lances on the furnace wall are used to blow oxygen and spray carbon to produce foamed slag for submerged arc. After 1-3 minutes, scrap steel is continuously added by the Consteel system, and cold direct reduced iron is added through the fifth hole of the electric furnace. The molten steel in the furnace is heated by the electric arc, and the molten steel melts the metal materials in the furnace; during the whole smelting process, lime and light burned dolomite are added in batches. The addition amount of lime is 30-50 kg / t of steel, and the addition amount of light burned dolomite is 25-30 kg / t of steel. The invention helps to maintain the whole-process flat bath smelting, reduce the power consumption of electric furnace smelting, and reduce the smelting cost; it provides a technical solution for a short-process demonstration plant for the efficient use of direct reduced iron in an electric furnace, filling the domestic technical research gap in the short-process industry of electric furnaces.

The present disclosure provides seals for devices operating at elevated temperatures and having reactive metal vapors such as lithium, sodium, or magnesium. In some examples, such devices include energy storage devices that can be used within a power grid or as part of a stand-alone system. The energy storage device can be charged from a power generation source for later discharge, such as when there is a demand for power consumption.

The invention provides a household electricity utilization optimization system, and the system comprises a data collection module which is used for collecting a current / voltage signal in real time; the signal processing module is used for carrying out harmonic detection on the current / voltage signal to obtain first electric energy data, fusing historical operation data, and identifying a power utilization mode and predicting a harmonic trend through an AI analysis model based on a deep learning algorithm; the inversion compensation module is used for generating an IGBT compensation strategy for counteracting power grid distortion, purifying electric energy and outputting the electric energy for household appliances to use; the electric energy acquisition module is used for acquiring second electric energy data including active probability, reactive power and electric energy consumption in real time; the carbon emission metering module is used for dynamically calling a carbon emission factor of a local power grid and calculating household carbon emission data by fusing the second electric energy data and the carbon emission factor; and the carbon emission optimization module is used for generating a carbon emission optimization strategy according to the household carbon emission data, sending the carbon emission optimization strategy to the user side, and controlling various household appliances to operate according to the carbon emission optimization strategy.

The invention relates to a method for improving electrical energy consumption in a motor vehicle (10), in particular in an electric vehicle, during automated driving by means of at least one vehicle assistance system (15). According to the method, depending on the driving behavior of the driver of the motor vehicle (10) and / or depending on at least one environmental parameter of the motor vehicle (10) characterizing the current external environment (16) of the motor vehicle (10), at least one electrical functional component (17a, 17b, 17c) is at least temporarily switched from a nominal (active) state to a standby state with reduced energy consumption during automated driving in order to reduce electrical energy consumption.

The utility model relates to the technical field of semiconductor thermoelectric power generation, in particular to an end plate utilizing semiconductor thermoelectric power generation, which comprises an end plate body, a mounting groove is arranged at the center of the end plate body, and an air inlet pipe and an air outlet seat are respectively and fixedly arranged at the top of the end plate body. Waste heat energy enters a box body through an input pipe and is conveyed into a connecting pipe through an output pipe, first fan blades do work in the output direction of the waste heat energy, so that the first fan blades rotate to drive a rotating shaft and second fan blades to rotate, and the second fan blades rotate to generate pressure difference; external air enters the copper cooling fin through the air inlet pipe for heat exchange, air flow enters the connecting pipe through the air outlet seat and the air outlet pipe and is discharged through the air outlet holes, heat dissipation is conducted on the cold end of the semiconductor thermoelectric power generation piece, and heat is provided for the hot end of the semiconductor thermoelectric power generation piece in cooperation with waste heat energy. Therefore, the utilization efficiency of waste heat energy can be improved, and extra electric energy consumption is avoided.

The invention discloses a powerful propeller and an aircraft, and belongs to the technical field of aircrafts. The powerful propeller comprises a cover disc, a stator and a rotor, the cover disc comprises a central bearing seat, a radial support and an outer mounting frame which are sequentially connected from inside to outside, the rotor comprises a paddle mounting column, paddles and an outer ring which are sequentially connected from inside to outside, and the outer ring is provided with a permanent magnet which is in induction fit with the stator; the paddle mounting column is connected with the central bearing seat through a bearing; and the outer mounting frame is fixedly connected with the stator. Airflow loss of the blade tip can be avoided, and thrust is greatly improved. According to the invention, the coaxial contra-rotating technology can be realized. And the two coaxial fans can achieve a better superposition effect, so that the noise is reduced. The rotating directions of the two blades which are coaxially designed are opposite, the rotating torque of the propeller can be offset, and balance of the aircraft fuselage can be kept beneficially. According to the invention, a negative pressure suction air cooling technology can be designed according to needs to solve the problem of motor heat dissipation, and extra electric energy consumption is not needed.

Nodal work assignments efficiently distribute server work items, such as storing redundant copies of electronic data. A cloud computing network establishes a policy that governs how and where the redundant copies are stored cloud computing nodes (such as by region, zone, and cluster targets). The cloud computing network repeatedly or continuously re-evaluates the work assignments based on replication assignment skews and / or leadership penalties. The nodal work assignments thus minimize hardware and software operations, network traffic, and electrical energy consumption.

The invention discloses an electrical energy consumption and mechanical load coordinated instrument dynamic calibration system, and relates to the technical field of instrument calibration, the system comprises a diagnosis module for receiving original data streams of an electrical side and a mechanical side, and identifying segments to be optimized by calculating a symbol consistency rate and a zero cross alignment error; the robust symbol division module performs symbol state judgment by using a dynamic dead zone and a double-domain hysteresis comparator, and outputs smooth symbol segments and a switching delay table in combination with a finite state machine; the signed channel reconstruction module executes phase micro-shift and amplitude reconstruction based on the switching delay table, and outputs the signed channel after electrical side optimization; the write-back and closed-loop module obtains positive and negative power calibration parameters through bipolar bucket separation and robust linear regression, and writes back to the instrument after event-level energy closed verification to form closed-loop verification. According to the method, the instrument calibration precision and reliability under the dynamic working condition are effectively improved.

The present invention discloses a button-activated wake-up power-taking drive circuit and an electric-controlled toilet, comprising: a logic judgment module, comprising a detection end and an output end, the detection end of the logic judgment module being used to connect to an external main power supply and an external button component respectively; a switch module, comprising a backup power supply end, a control end and an output end, the backup power supply end of the switch module being used to connect to an external backup power supply, the output end of the switch module being used to connect to an external load and / or an external controller, and the output end of the logic judgment module being connected to the control end of the switch module; the logic judgment module being able to control the switch module to close when the main power supply is cut off and the button component is actuated, and this design saves auxiliary power supply power consumption and extends battery life.

The present application relates to the technical fields of RTO oxidation furnace, and discloses a heat exchange type RTO oxidation furnace and a use method thereof, which comprises an RTO oxidation furnace body, a gas guide pipe, a valve mechanism and a steering mechanism, the RTO oxidation furnace body is connected with the gas guide pipe, and the valve mechanism comprises a supporting plate, a first transmission rod, a valve core and a linkage unit. The whole linkage of the valve mechanism is driven by the gas flow kinetic energy of the gas guide pipe, so that the valve core realizes high-frequency opening and closing, the traditional motor driving mode is completely abandoned, the motor wear, jam and power consumption problems are fundamentally eliminated, external power input is not needed, energy consumption is greatly reduced, there are no vulnerable parts such as motors and bearings, the failure rate is also greatly reduced, the frequency of shutdown maintenance and the cost of spare parts replacement are reduced, and through the setting of the steering mechanism, the narrow surface of the counterweight disc in the linkage unit is parallel to the gas flow when swinging to the farthest end, the resistance area is reduced, and stable reciprocating motion is realized in combination with gravity backswing.

The present development relates to an electrical system (5) for a motor vehicle (1) comprising: - at least an electric drive (32) and - Fuel cell arrangement (20) comprising a first fuel cell (40) and a second fuel cell (42), which are of different dimensions and can be controlled and / or regulated independently of each other, - a control unit (50) designed to control or regulate the electrical power output of the first fuel cell (40) and the second fuel cell (42) depending on the current or predicted electrical energy consumption of the motor vehicle (1).

The present invention discloses an elevator control system. The elevator is equipped with an energy storage device that stores regenerative energy generated by the elevator drive motor in a regenerative state and provides it to the elevator drive motor in an electric state. The elevator control system includes: a prediction module for predicting the passenger flow pattern of the elevator; an acquisition module for acquiring movable body information, the movable body information including at least the floor location and mass of the movable body, the movable body being a device that can accept control instructions from the elevator control system to enter or leave the elevator car; a judgment module for determining whether the passenger flow pattern will cause the elevator drive motor to be in a regenerative state; and a control module for generating a first control instruction when the judgment module determines that the control module determines that the control module is in a regenerative state. The elevator control system of the present invention can minimize the cost and size of the storage device while minimizing the elevator's power consumption.

The utility model belongs to the technical field of cooling towers, and discloses a mechanical ventilation cooling tower which comprises a cooling tower body, a water storage bin is arranged at the lower end of the cooling tower body, filler is fixedly installed in the cooling tower body, and a guide pipe is fixedly installed in the middle of the filler. The fixing frame is welded to the inner wall of the upper end of the cooling tower body, the lower end of the fixing frame is rotationally connected with a rotating disc, the rotating disc is rotationally connected with the upper end of the guide pipe, a plurality of blades are fixedly installed on the outer wall of the rotating disc, and spray heads are fixedly installed on the outer walls of the ends of the blades. Hot water is pumped into the guide pipe through the water pump, then the hot water in the guide pipe enters the blades on the outer wall of the rotating disc and is finally sprayed out through the spray heads on the outer walls of the blades, and when the hot water is sprayed out from the spray heads, thrust is generated on the blades, so that the blades and the rotating disc are pushed to rotate at a high speed, and high-temperature steam in the cooling tower body is discharged; and the electric energy consumption of the cooling tower is greatly reduced.

The invention discloses a safety management method and system for a charging station, and relates to the technical field of charging station management, and the method comprises the steps: collecting the historical charging data of each charging port, calculating the electric energy utilization rate and the maintenance urgency rate, and obtaining a maintenance index, which is used for judging the sending of a maintenance instruction or the priority sorting of charging interfaces; based on the data of the first fifteen days, screening out a specified charging interface and charging data thereof, and predicting electric energy consumption in each time period in combination with weather conditions; predicting the total power consumption of each interface by calculating a weighted error value; an electric energy storage block and a buffer storage block are distributed to each charging interface, and unused electric energy is managed by adopting a supplement strategy; when the electric energy is insufficient, calculating the required total amount and executing assistance strategies in sequence to ensure that the charging task is completed smoothly; according to the management method, the safety and the operation efficiency of the charging station are effectively improved through a refined maintenance plan and intelligent electric energy distribution.

The utility model provides a clamp which comprises a base and a supporting assembly. The base is used for bearing a substrate. The base is provided with a through hole, and the through hole corresponds to the area, used for arranging the first connector, of the first face and the area, used for arranging the second connector, of the second face. The supporting assembly comprises a supporting seat and a supporting piece arranged on the supporting seat, the supporting seat is detachably connected with the base, the arrangement position of the supporting piece on the supporting seat corresponds to the arrangement position of the through hole in the base, and the supporting piece is used for abutting against a first connector located on the first face or a second connector located on the second face. Therefore, the first connector or the second connector is clamped between the supporting seat and the substrate. By means of the design, the first connector and the second connector can be arranged on the two opposite side faces of the substrate at the same time, so that welding of the substrate, the first connector and the second connector can be completed in a subsequent one-time furnace, the reliability, the production efficiency and the like of products are improved, and electric energy consumption of a production line can be reduced.

The invention relates to a method and device for effectively reducing electric energy consumption in bar continuous rolling. The device comprises a programmable controller, an inverter, a communication network and a main motor. According to the method, a traditional working mode that the operating exciting current of a main motor of the bar continuous rolling mill is always kept at a rated value is changed into a working mode that the exciting current of the main motor is recovered to the rated value before a rolled piece is rolled into the rolling mill while the lower exciting current is maintained under the condition of no-load of the rolling mill. The electric energy loss in the no-load state can be effectively reduced while the rolling dynamic adjusting performance of the rolling mill is not affected, and the purposes of reducing cost and increasing efficiency are achieved.

The utility model relates to the technical field of visual inspection equipment manufacturing, in particular to a fuel cell collector plate feeding system. In an initial state, a bearing jig of a full-load batch fuel cell collector plate falls on a right conveyor, and under the action of carrying force, the bearing jig in the full-load state flows to a jig transverse moving runner through a full-load jig conveying runner and temporarily stays at a feeding station; and after the collector plate is picked up and emptied by the multi-degree-of-freedom picking manipulator, the no-load state bearing jig performs displacement motion along the jig transverse moving runner under the action of driving force from the transverse moving driving mechanism until the no-load state bearing jig is aligned with the no-load jig conveying runner. Therefore, on one hand, on the premise that the collector plate feeding rhythm is met, the field area occupied by the fuel cell collector plate feeding system is greatly reduced; and on the other hand, when the collector plate is picked up and emptied, the fuel cell collector plate feeding system is kept in a shutdown state or an almost state, and the electric energy consumption is obviously reduced.