71results about How to "Maximize energy utilization" patented technology

The invention relates to an intelligent patrol inspection robot and a patrol inspection method for an overhead transmission line. The intelligent patrol inspection robot of the invention has the following abnormal conditions: measuring the distance between a conductor and a peripheral tree, identifying the conductor broken strand, lightning strike point, self-explosion of an insulator, inclinationof a pole and tower, bird's nest and the like by means of images; The fault point can be located by GPS, and the distance can be located by the roller with high precision. Robot autonomous data processing and background auxiliary processing, human-machine interaction with the ground patrol personnel and intelligent overcoming obstacles in progress and other functions. The robot adopts remote wireless monitoring and control, can climb over obstacles independently and carry various detection equipment to complete the detection work. In power-saving mode, only one walking wheel can be used as adriving wheel to drive the robot to move, thus prolonging the endurance time. The robot of the invention integrates a plurality of technologies, thereby solving the bottleneck that the patrol robot has single function and is difficult to be applied to the actual detection, and deepening the application of the robot technology in the electric power patrol inspection work.

Disclosed are a power management system and a state estimation method based on mining lithium ion batteries. The power management system based on a mining lithium ion battery set composed of a plurality of single lithium batteries comprises a master control unit, a single-bus temperature acquisition unit, a power management unit, a current acquisition unit, a control unit and a data transmission unit; the system allows overvoltage-undervoltage protection, overcurrent protection, overtemperature protection, charge balance management, capacity self-check and real-time uploading and correction of running parameters. The state estimation method based on a Gaussian process inference learning method is characterized in that sparse Gaussian process and Gaussian process are processed by a hypothesis density filter, strategy noise, system noise and model uncertainty are considered, filtering and prediction operating are performed at computation cost by means of the analytical method, and a non-stationary dynamic system is easy to model. Applicative effects show that the power management system and a state estimation model have the effect of ensuring operational security and efficiency of mining batteries, and energy utilization rate of the batteries is maximized.

An imaging member, such as a negative-working printing plate or on-press cylinder, can be prepared with a hydrophilic imaging layer comprised of a heat-sensitive hydrophilic polymer having ionic moieties and an infrared radiation sensitive oxonol dye that has a .lambda..sub.max of greater than 700 nm. The heat-sensitive polymer and IR dye can be formulated in water or water-miscible solvents to provide highly thermal sensitive imaging compositions. In the imaging member, the polymer reacts to provide increased hydrophobicity in areas exposed to energy that provides or generates heat. For example, heat can be supplied by laser irradiation in the IR region of the electromagnetic spectrum. The heat-sensitive polymer is considered "switchable" in response to heat, and provides a lithographic image without wet processing.

The invention relates to a process for carrying out strengthening circulation, stage grinding and quality improvement on lignite by utilizing superheated steam and a system thereof. The method comprises the following steps: (1) carrying out grinding on the raw material lignite; (2) burning one part of coal blocks / powder to produce high-temperature flue gas serving as a heat source and carrying out air separation and dring on the other part of coal blocks / powder requiring to be subjected to quality improvement; (3) in the process of air separation, adopting the high-temperature flue gas from the step (2), carrying out drying, separation and dust removal on the qualified coal blocks / powder conforming to the standard grain diameter after air separation, collecting the qualified coal blocks / powder, sending the qualified coal blocks / powder to the forming process, making the unqualified coal blocks / powder drop in a grinding ventilating device to carry out grinding and drying, then continuously completing deep drying by air separation and repeating the steps, wherein the oxygen content in the flue gas is less than 8 percent; and (4) sending one path of waste gas subjected to air separation and drying to the washing process and returning the other path of waste gas serving as a return tail gas part to the step (2) so as to prepare the high-temperature flue gas and carry out air separation. The process has the advantages of safety, energy saving, environment protection, high efficiency, stability and the like.

The invention discloses an active cell pack equalization control system based on cell energy state estimation. According to the system, an equalization circuit topology based on multiple transformers can employ multiple control variables, direct parallel operation of an equalization charging and discharging process can be carried out, and equalization efficiency is improved. SOE energy can more accurately reflect an actual cell state, a cell SOE is employed as a control variable to solve disadvantages generated as a voltage or SOC is simply taken as an equalization control variable in an equalization control strategy in the prior art, equalization control precision is improved, cell energy after equalization can be precisely kept to be consistent, and an energy utilization rate of a cell pack can be maximized. A dual invariant embedding method is utilized to realize online identification of cell parameters and estimate a cell state in real time, SOE estimation precision can be effectively improved, equalization control precision is further guaranteed, and the equalization effect is optimized.

A thermal energy supply system, including: a solar concentrating device, a solar storage tank including a first heat exchanger and a second heat exchanger, a biomass power station including a biomass boiler, a central refrigeration and ice maker, and a central hot water supply tank. The solar concentrating device is connected to the solar storage tank. The inlet of the first heat exchanger of the solar storage tank is connected to the outlet of a feedwater pump of the biomass boiler. The outlet of the first heat exchanger is connected to the inlet of a water feeding system of the biomass boiler. The inlet pipe of the second heat exchanger of the solar storage tank is connected to the outlet pipe of a water purification plant. The outlet of the second heat exchanger is connected to a thermal energy input pipe of the central refrigeration and ice maker.

The invention discloses a dual-mode metasurface based on an SOI material. Geometrical parameters of a nanometer brick structure of the metasurface are designed so that one structure represents functions of a polarizer or a half-wave plate corresponding to different wavelengths. The metasurface is composed of a silicon nanometer brick array, a fused quartz dielectric layer and a silicon substrate layer. Based on the function, near-field continuous grayscale image display for the polarizer and far-field two-step Fourier holographic imaging for the half-wave plate can be designed by combining light wave intensity and phase modulation effects of the polarizer and the half-wave plate, the two imaging modes do not influence each other, and the dual-mode metasurface and application thereof can beapplied to the fields of polarization display, encryption, counterfeiting prevention and the like.

The invention relates to a special phosphorus burning tower, which includes a steam drum, an annular membrane water wall assembly, a phosphorus burner and a water vapor circulating pipeline. The upper end and the lower end of the annular membrane water wall assembly are respectively provided with an upper header subassembly and a lower header subassembly. The upper header subassembly comprises an annular upper header and a conical upper head, the top or side wall of which is provided with a process gas outlet pipe. The lower header subassembly includes an annular lower header and a lower head. The thermal-process phosphoric acid production heat-electricity self-balancing system includes the special phosphorus burning tower, a hydration system and an extraction condensing type steam turbine generator unit. The special phosphorus burning tower provided in the invention ensures that the strength requirement can be satisfied under the conditions of enhanced steam pressure and temperature and the temperature of a reaction tower inner wall surface is controlled at an allowable temperature at the same time, so that corrosion by high temperature process gas can be avoided, and the special phosphorus burning tower can be ensured to generate a medium-pressure steam by-product and can operate safely and reliably for a long term. Meanwhile, the medium-pressure steam by-product of the special phosphorus burning tower is introduced into the extraction condensing type steam turbine generator unit, thus realizing maximum energy utilization.

The invention discloses a node energy self-adaption management strategy of a wireless sensor network. Because the node energy of a wireless sensor is limited, the consumed energy of the node in different work modes is different, by aiming at the characteristics of the node of the wireless sensor, firstly, a self-adaption transmission mechanism based on the channel and buffer region state is built, secondly, the data packet virtual partitioning technology is further introduced on the basis of an ordinary transmission mechanism, a self-adaption partitioning transmission mechanism based on the channel and buffer region is formed, problems are modeled into a Markov decision process model, an intelligent study optimization algorithm is utilized for solving the optimum strategy, the goals of reasonably selecting the mode work mode and the data packet partitioning size are realized in different network channel and node buffer region states, and the energy utilization rate of the node is improved.

The invention discloses a crushing system for harmless swill separation and a crushing method thereof. The system comprises a frame body, at least two crushing rollers, a crushing motor, a flushing mechanism, a statistical mechanism and a crushing controller. Wet garbage enters from the same sides of the two crushing rollers, and leaves from the same sides after being rolled. The flushing mechanism comprises a plurality of spraying heads, and the spraying heads are used for spraying cleaning water to the roller surfaces of the crushing rollers. The statistical mechanism comprises a first detection assembly, a second detection assembly and a calculation module. The first detection assembly is used for detecting the first accumulation amount of the wet garbage entering a preset rolling spacewithin a preset time period. The second detection assembly is used for detecting the second accumulation amount of the wet garbage leaving the preset rolling space within the preset time period. Thecalculation module is used for calculating the accumulation difference between the first accumulation amount and the second accumulation amount. According to the crushing system for harmless swill separation and the crushing method thereof, the treatment efficiency and the crushing speed of the wet garbage are improved, the utilization rate of cleaning resources and energy can be improved, meanwhile, the crushing motor can be protected, and the service life of the crushing motor is prolonged.

The invention relates to an energy control method and device for tandem distributed vehicle driving composite energy storage systems. The energy control method comprises the steps: the vehicle power demand P_req is calculated; state information of an APU power generation system, a power battery and a supercapacitor is obtained; and according to the power demand P_req and the state information, vehicle power flows are distributed, and the efficiency of the APU power generation system, the supercapacitor and the power battery is balanced. The vehicle endurance mileage is extended, the vehicle power response speed is increased, meanwhile fuel economy is improved, and the service life of a storage battery is prolonged.

The invention discloses an edge exposure device. The edge exposure device comprises an adsorption and rotating platform for adsorbing and driving a silicon chip to rotate, a motor for supplying power for the adsorption and rotating platform, an edge exposure lens assembly comprising an edge exposure camera lens and an exposure spot monitoring lens, wherein along an optical propagation direction, the edge exposure camera lens orderly comprises an exposure light source, first and second fly-eye lenses, a first cylindrical surface zoom lens group and a second cylindrical surface zoom lens group orthogonal to the first cylindrical surface zoom lens group, and a controller for controlling the motion of the motor, the edge exposure camera lens and the exposure spot monitoring lens. Through respective adjustment of combined focal length of the first cylindrical surface zoom lens group and the second cylindrical surface zoom lens group, edge exposure field length and width are controlled respectively, through cooperation of the first and second fly-eye lenses and the first and second cylindrical surface zoom lens groups, an exposure field is obtained, and through coaxial exposure field light spot imaging or energy detection light path, automatic focusing, exposure dosage and exposure size monitoring functions are obtained.

The invention discloses a medical infusion chair capable of conducting heating automatically. The medical infusion chair comprises a chair seat, a chair back, armrests, chair legs and an infusion rod. The armrests are provided with heating pads, the chair seat is internally provided with an air bag, the air bag is connected with an air outlet pipe, the air outlet pipe is internally connected with a sliding block in a sliding mode, the sliding block is provided with a first jacking rod, the side face of the chair back is connected with a first supporting rod in a sliding mode, the first supporting rod is provided with a groove, and the groove is internally provided with a heating switch; the rear side face of the chair back is provided with a supporting block, the infusion rod is connected to the supporting block in a sliding mode and provided with a connection block, a spring is arranged between the connection block and the supporting block, the infusion rod is located over the heating switch, and the side edge of the infusion rod is provided with an automatic alarm device. According to the medical infusion chair, the heating pads are turned on and off automatically after infusion is ended; on one hand, energy waste caused by forgetting to turn off the heating pads is avoided so as to prolong the service life of the heating pads and improving safety; on the other hand, the effect of providing heating service to persons in need of the service is achieved, and the energy utilization rate is maximized.

The invention discloses a mining lithium battery life prediction method based on a grey vector machine and a management system. The life prediction method adopts a mining lithium battery capacity as atraining sample to establish a grey RVM regression prediction model; a DGM is built according to the training sample data, a predicted value of the DGM is used as input, the original training sampleis used as output, and an RVM regression prediction model is obtained by training; a DGM(1,1) is adopted to performing capacity short-term prediction, a predicted value is taken as the input of the RVM regression prediction model to obtain a short-term regression prediction result and a prediction probability value of the obtained capacity, a metabolic process is introduced, so that the training sample data are updated; and relevance is analyzed and judged through grey correlation, the RVM model is dynamically updated according to the result so as to obtain a new relevance vector, thereby obtaining a long-term trend prediction result of the method. According to the method, lithium battery monitoring data is acquired in real time, so that the service life prediction precision of the mininglithium battery is more accurate.

The invention relates to a vehicle-mounted air-conditioner temperature auxiliary control method, and aims to improve and design the control method of the existing vehicle-mounted air-conditioner. When the air-conditioner works and the internal and external temperature difference of the vehicle-mounted exceeds the pre-set temperature difference range, an air curtain design is led aiming at the opening action of the windows, the cold and hot convection of temperature air in and out a vehicle can be reduced, and the work efficiency of the vehicle-mounted air-conditioner can be effectively guaranteed; aiming at the control of the air curtain, a control model matched with the window action is designed, the maximization of energy utilization ratio can be realized, and the maximization of work efficiency of the vehicle-mounted air-conditioner can be integrally controlled.

Apparatus for converting kinetic energy into usable power (200), comprises a frame (204) arranged to be fixed in a vehicle running track (202) and a pluralityof plates (211 to 219 inclusive, and 221 to 229 inclusive) mounted to the frame. Each plate being movable in relation to the frame so as to drive an energy conversion means (232, 234). The energy conversion means has a rotating member (293 in Figure 19) having variable inertia.

The invention provides a wind power, photovoltaic and heat storage combined thermoelectric system and a capacity optimization modeling method. The wind power, photovoltaic and heat storage combined thermoelectric system is composed of a wind power plant, a photovoltaic power station, a heat storage system, a power generation module, an electric heater and a heat exchanger. When the wind power photovoltaic output is larger than the electric load demand, redundant electric energy is converted into heat energy through the electric heater and then stored in the heat storage system. Otherwise, theheat storage system releases heat energy to the power generation module for power supply. The heat load is provided by the heat storage system releasing heat energy to the heat exchanger. The capacityoptimization of the combined thermoelectric system aims at minimizing the leveling cost and maximizing the electrical load satisfaction rate, the thermal load satisfaction rate and the energy utilization rate, and an optimal solution is calculated by using a differential evolution algorithm after the capacity optimization is converted into a single-target optimization problem through weighted summation. The optimal capacity ratio under five groups of different weights is studied through case analysis, and result analysis shows that certain balance exists between optimization targets and the proposed system has good economy and reliability.

The invention discloses a control system of a series-parallel wide-body dumper based on slope recognition. The control system of the series-parallel wide-body dumper based on slope recognition comprises a first power mechanism, a second power mechanism, a power battery and a vehicle controller, wherein the first power mechanism comprises a main drive motor and a main drive motor controller; the second power mechanism comprises an internal combustion engine, an internal combustion engine controller, an ISG motor and an ISG motor controller; the power battery is connected with the main drive motor controller and the ISG motor controller; and the vehicle controller is in communication connection with the main drive motor controller, the internal combustion engine controller, the ISG motor controller, an electromagnetic clutch controller, a gearbox controller and the power battery through buses. On the basis of extended-range and parallel type schemes, the invention discloses the control system of the series-parallel wide-body dumper so that the internal combustion engine always works in an efficient economic area; and an obvious oil saving effect is realized while the power performance of the vehicle is improved.

The invention discloses a double-valve parallel mode adjusting and locking system for a two-plate injection molding machine. The system comprises a main oil line module and an oil line control module, wherein the main oil line module comprises a power source, a three-position and four-way directional valve group, a pilot operated check valve and an actuating mechanism; the oil line controlling module comprises a two-position four-way directional control valve group; the outlet of the power source is connected with the inlet of the three-position four-way control valve group; the outlet of thethree-position four-way directional control group is connected with the inlet of the pilot operated check valve; and the outlet of the pilot operated check valve is connected with the actuating mechanism. In the invention, the power source is controlled accurately, so that the energy conservation of the whole two-plate injection molding machine is realized; and the two-plate injection molding machine controls the rotating speed of a servo motor to enable the output flow of a quantified hydraulic pump to be matched with the required flow of the two-plate injection molding machine synchronouslyin real time. The system disclosed by the invention can be used for greatly improving the rapidness and accuracy of mode adjusting action of the double-plate injection molding machine and simultaneously enabling the mode locking action to be more reliable and simpler.

The invention discloses an electric automobile power system test platform which comprises a console, a finished automobile controller, a motor to be tested, a controller of the motor to be tested, a dynamometer, a dynamometer controller, a power battery and an auxiliary energy unit. An energy closed-loop system is formed by an energy distribution module, the controller of the motor to be tested, the motor to be tested, the dynamometer controller and the dynamometer. Electric energy generated by the dynamometer does not need to be fed back to an electric grid. An inverter power source is not required between the whole system test platform and the alternating current electric grid. A direct current power source is only used for conducting energy compensation on system loss of the test platform. Therefore, a system energy use ratio can be improved, the complexity of the power system test platform is simplified, the difficulty and cost of electric automobile power system research and development can be reduced, and the influence on the power grid by a test system can be decreased.

Disclosed are a power management system and a state estimation method based on mining lithium ion batteries. The power management system based on a mining lithium ion battery set composed of a plurality of single lithium batteries comprises a master control unit, a single-bus temperature acquisition unit, a power management unit, a current acquisition unit, a control unit and a data transmission unit; the system allows overvoltage-undervoltage protection, overcurrent protection, overtemperature protection, charge balance management, capacity self-check and real-time uploading and correction of running parameters. The state estimation method based on a Gaussian process inference learning method is characterized in that sparse Gaussian process and Gaussian process are processed by a hypothesis density filter, strategy noise, system noise and model uncertainty are considered, filtering and prediction operating are performed at computation cost by means of the analytical method, and a non-stationary dynamic system is easy to model. Applicative effects show that the power management system and a state estimation model have the effect of ensuring operational security and efficiency of mining batteries, and energy utilization rate of the batteries is maximized.

The invention discloses a day-ahead scheduling method for an integrated energy system and a related device, and the method comprises the steps: constructing an output model and a day cost model for day-ahead scheduling according to the operation condition of an integrated energy park in the integrated energy system; based on the output model and the daily cost model, constructing a double-layer optimization scheduling model composed of an upper-layer model and a lower-layer model; based on a non-cooperative game theory, performing iterative optimization of a double-layer optimization scheduling model on N partitions of the comprehensive energy park, determining a target operation strategy corresponding to each partition, and the target operation strategies comprising a target output strategy and a target thermoelectric ratio adjustment strategy; according to all the operation strategies, performing corresponding operation scheduling on the comprehensive energy park. The technical problems that comprehensive consideration is not carried out on the comprehensive energy park during existing scheduling, energy distribution is unbalanced, and the energy utilization rate is not high aresolved.

The invention discloses a negative pressure heat pump drying device and a working method of the negative pressure heat pump drying device. A heat pump and an air exhauster are synchronously started, the air exhauster exhausts air in a drying room, and air pressure in the drying room is decreased to be lower than ambient atmosphere pressure, so that the boiling point of water in materials located in the drying room is decreased, and negative pressure drying is achieved. Compared with an existing technical scheme of asynchronous start of the heat pump and the air exhauster, the mechanism of an original drying device does not need to be changed, operation is convenient, and meanwhile the negative pressure heat pump drying device has the advantages of being small in energy consumption, high in material drying speed, wide in application range and the like.

A thermal energy supply system, including: a solar concentrating device, a solar storage tank including a first heat exchanger and a second heat exchanger, a biomass power station including a biomass boiler, a central refrigeration and ice maker, and a central hot water supply tank. The solar concentrating device is connected to the solar storage tank. The inlet of the first heat exchanger of the solar storage tank is connected to the outlet of a feedwater pump of the biomass boiler. The outlet of the first heat exchanger is connected to the inlet of a water feeding system of the biomass boiler. The inlet pipe of the second heat exchanger of the solar storage tank is connected to the outlet pipe of a water purification plant. The outlet of the second heat exchanger is connected to a thermal energy input pipe of the central refrigeration and ice maker.

The invention provides an elevator energy saving and storing device and a control method. The device comprises a weight measuring device, a calling box, a control device and executing devices. The weight measuring device is used for measuring the weight of people and objects taking an elevator; the calling box is used for detecting the floor position where the people and objects taking the elevator are located and the lifting direction of the people and objects taking the elevator; the control device is responsible for inputting the weight of all the people and objects taking the elevator and the lifting direction of the people and objects taking the elevator and determining the executing device capable of saving energy through optimal computation; transmission devices in the executing devices are alternating-current direct-current alternating-current frequency converters with controllable rectifiers, a bidirectional voltage rising and reducing charger and a storage battery set. When operating efficiency is not changed, every time an elevator car ascends with no load and descends with heavy loads, the system can be in an energy-saving operating state. According to the elevator energy saving and storing device and the control method, buildings wherein two or more elevators operate can operate in the same way for a long time from the view of statistics, energy saving and consumption reducing are obvious, the control principle is clear, the additional cost is low, and safety and reliability are high.

The invention discloses a dimethyl ether heating and gasifying method. The method is characterized in that a pipe disposed in condensate of a gasifying column is connected to a dimethyl ether stripping column, and dimethyl ether is heated and gasified by heat from the condensate of the gasifying column. The method is applicable to the technical field of urea production. According to the method, dimethyl ether can be heated and gasified by making full use of heat from other devices, and energy resources can be maximally utilized.

The invention discloses a potential energy regeneration device for an electric forklift. The potential energy regeneration device comprises a motor load system, a voltage reduction type conversion circuit, a master control module, a constant current control module and a power module. The constant current control module and the power module are electrically connected. The motor load system, the voltage reduction type conversion circuit and the power module are electrically connected with the master control module and controlled by the master control module. The potential energy regeneration device for the electric forklift is provided, accordingly, load falling heating is greatly reduced, and energy regeneration and utilization are achieved.

The invention discloses a kelp drying device and a kelp drying method. The kelp drying device comprises guide rails, at least two lifting traveling trolleys, a telescopic sun-drying rack and a dryingchamber, wherein the at least two lifting traveling trolleys run on the guide rails; two ends of the telescopic sun-drying rack are each provided with a connecting rod; the connecting rods are arranged in the horizontal direction; a lifting table of each lifting traveling trolley is provided with a lap joint structure for the corresponding connecting rod to be erected; a plurality of sun-dying rods parallel to the connecting rods are distributed on the telescopic sun-drying rack at intervals, and the sun-drying rods are used for hanging kelp; the guide rails extend into the drying chamber; andthe drying chamber is used for containing the telescopic sun-drying rack in a contracted state and drying the kelp. The transverse distance between every two sun-drying rods of the telescopic sun-drying rack is adjustable, so that the occupied area can be reduced; and when it is not allowed by the outdoor condition, the distance can be reduced, and the kelp is pushed into the drying chamber for further drying.

The invention discloses a medical infusion chair. The medical infusion chair comprises a seat, a backrest, armrests, chair legs and an infusion rod. Heating cushions are arranged on the armrests. An air bag is arranged in the seat and connected with an air outlet pipe. A slide block is connected with the interior of the air outlet pipe in a sliding mode. An ejector rod is arranged on the slide block. A first supporting rod is connected with the side face of the backrest in a sliding mode. A groove is formed in the first supporting rod. A heating switch is arranged in the groove. A supporting block is arranged on the rear side face of the backrest. The infusion rod is connected to the supporting block in a sliding mode. A connecting block is arranged on the infusion rod. A spring is arranged between the connecting block and the supporting block. The infusion rod is located over the heating switch. An automatic alarm device is arranged on the lateral side of the infusion rod. The heating cushions are automatically turned on and then automatically turned off after drop infusion is completed; on one hand, energy waste caused when people forget to turn off the heating cushions is avoided, the service life of the heating cushions is prolonged, and safety is improved; on the other hand, the effect of only providing the heating service for needing people is achieved, and the energy utilization rate reaches the maximum.

The invention discloses an electric drive system of a multi-wheel drive tracked vehicle and a control method of the electric drive system, a hub electric drive device is arranged in a hub of a drivewheel to form an electric drive wheel, the electric drive wheel is arranged outside a vehicle body, and a large amount of space in the vehicle is saved; the electric driving system is provided with four same electric driving wheels, an optimization model is solved under the condition that the sum of power is minimum, the output torque of hub motors on the left side and the right side is obtained,it can be guaranteed that the output torque of the hub motors is reasonably distributed, the efficiency of the electric driving system is the highest, and energy utilization maximization of the electric driving system is achieved.