300 results about "Solar energy storage" patented technology

The present invention belongs to the technical field of building integrated energy. Disclosed is a virtual energy storage-considered double-layer optimization scheduling method for a building integrated energy system, the method comprising: constructing an energy hub-based low-carbon building integrated energy system containing wind-solar energy storage and energy conversion devices; comprehensively analyzing characteristics of loads of the system to improve the demand response capability thereof; further providing a double-layer optimization model containing an upper-layer energy operator pricing layer and a lower-layer building user optimization layer, building virtual energy storage and building user comfort indicators being considered in said model to improve the system scheduling flexibility so as to construct an overall user satisfaction indicator; and finally, solving the double-layer optimization model to optimize device contributes, demand responses and electricity purchasing and selling plans of the building integrated energy system, so as to obtain an optimal scheduling policy. The present invention can finely regulate and control various loads of the building integrated energy system, thus improving the energy utilization efficiency, alleviating the power supply pressure of the system, and achieving the purposes of energy conservation and emission reduction of buildings.

The invention relates to the technical field of energy dispatching, in particular to a power dispatching optimization method based on optical energy storage, which comprises the following steps: extracting photovoltaic output and charge state fluctuation based on partitions, synchronously identifying abnormal intervals, analyzing direction matching and energy connectivity, screening abnormal units, and extracting linkage units in combination with load and power utilization characteristics. Evaluating power flow deviation, determining an unbalance level, matching a response list, and outputting an automatic linkage scheduling adjustment instruction set. According to the method, photovoltaic output and energy storage state fluctuation are identified in partitions, the accuracy of capturing an abnormal space-time coupling phenomenon is enhanced, the identification depth of scheduling imbalance hidden danger is improved, regional load distribution and power utilization behavior consistency judgment are combined, dynamic load feature evaluation of abnormal units is completed, the abnormal units are scheduled in a layered mode according to risk levels, and the scheduling efficiency is improved. The scheduling range is accurately adjusted, and the response precision and the handling capacity of the scheduling mechanism to the dynamic difference of the load side under new energy fluctuation are improved.

The invention provides a photovoltaic wind power energy storage intelligent management method and system for a building. The method comprises the following steps: acquiring operation parameters, environmental conditions and historical fault data records of system equipment, and preprocessing the acquired data; establishing health assessment indexes by using the comprehensive wind and light energy storage equipment performance model, and determining the health degrees of different equipment; the fault abnormity level is judged according to the fault alarm signal sending time and frequency of the system equipment; through combination of an autoregressive differential moving average model and a long-short-term memory model, the photovoltaic and wind power comprehensive electric quantity is predicted, and the loss abnormity level is judged; and in combination with the health degree, the fault abnormity level and the loss abnormity level of the equipment, making a patrol inspection and daily maintenance work plan, and sending out reminding and early warning. By analyzing and diagnosing key equipment and core performance of the system and early warning key events, energy waste and equipment damage caused by improper maintenance can be effectively avoided.

The invention provides a consumption reduction method and device for a wind and light energy storage complementary thermal power plant system, and the method comprises the steps: obtaining the wind speed, illumination intensity, energy storage charge state, auxiliary power load curve, power grid dynamic electricity price signal and thermal power generating unit auxiliary machine operation parameters of the thermal power plant system, and taking the parameters as a data set; based on a weather prediction model, a load prediction model and an electricity price fluctuation model, generating a wind power generation output prediction value, a photovoltaic power generation output prediction value, a load demand prediction value and an electricity price interval prediction value in a future preset time period according to the data set, and taking the prediction values as prediction results; by taking minimization of plant power cost and maximization of renewable energy consumption as targets, generating an energy storage charging and discharging instruction, a wind power generation and photovoltaic power generation grid-connected priority sequence and a thermal power auxiliary engine regulation and control strategy according to the data set and the prediction result to serve as control instructions; control instructions are executed through control equipment in the wind-solar energy storage complementary thermal power plant system, and energy conservation and consumption reduction are achieved by integrating wind energy, solar energy and an energy storage system.

The invention discloses a wind and light energy storage power station capacity prediction system based on multiple targets, and relates to the technical field of new energy power generation. The multi-target data acquisition module determines a target area according to power grid topology, load and wind and light resource distribution, equipment is installed to acquire data, a reliable data basis is provided for subsequent modules, data is ensured to be accurate and effective, error and abnormal data interference is avoided, and the balance management module monitors a power grid in real time. Analyzing the wind-solar power generation and electrical load balance relationship, and adjusting the operation mode of the energy storage power station according to the relationship; the power prediction module constructs and optimizes a model, accurately predicts power, calculates energy storage charging and discharging power, ensures stable operation of a power grid and improves energy utilization efficiency, and the scheduling decision module formulates a scheduling scheme in combination with multi-aspect information to ensure safe, stable and economic operation of the power grid; the risk assessment module comprehensively considers various risk factors, assesses the operation performance of each power station, matches a coping strategy and an early warning mechanism, and enhances the operation reliability and safety of the power grid.

According to the high-low-temperature double-tank photovoltaic abandoned electricity coupling binary fused salt heat storage and exchange system and the operation method thereof, binary fused salt heat storage is adopted, light condensation heat storage and power generation load dynamic decoupling are achieved through independent heat storage of a cold salt tank and a hot salt tank and two-stage fused salt path control, and the power generation stability is improved. According to the system, photovoltaic abandoned electricity is utilized to drive a 25MW fused salt electric heater, fused salt is heated from 290 DEG C + / -10 DEG C to 550 DEG C + / -10 DEG C, the energy storage efficiency is larger than or equal to 93%, and the abandoned electricity is effectively absorbed. An intelligent salt dredging system is arranged, gravity self-flowing and compressed air assistance are combined, the emptying rate within 30 minutes + / -2 minutes reaches 99.5% + / -0.3%, and the risk of molten salt residue is reduced. The annular distribution pipe and the variable frequency pump are cooperatively controlled, so that the temperature stratification of the hot salt tank is less than or equal to 3 DEG C + / -0.5 DEG C, and the heat efficiency is improved by 8-12%. And the anti-condensation energy consumption of the storage tank is controlled to be smaller than or equal to 15 MWh / day through circulating anti-condensation of the MI heat tracing cable and the temperature adjusting pump, and the advantages of efficient heat storage, flexible peak regulation, high reliability and the like are achieved.

The invention discloses a wind and light energy storage power generation distribution control method and system. The method comprises the following steps: acquiring related parameters of a wind and light energy storage system; a multi-target control function is constructed based on a multi-target Harris eagle optimization algorithm, and system constraint conditions are combined in the directions of wind and light output fluctuation suppression, energy storage charge and discharge loss reduction and power grid supply and demand matching degree improvement; monitoring and adjusting the state of charge of the multi-mode hybrid energy storage unit through a wind storage combined wide-area SOC virtual synchronous control strategy, establishing association mapping and determining an initial threshold value; preliminarily distributing a power difference value between wind and light output and a power grid load by using the platform; iteratively optimizing the preliminary distribution power and then outputting target power; and sending a control instruction to realize real-time distribution. The number of the system is six, and all the units work cooperatively. According to the invention, the energy storage resource utilization efficiency and the system operation stability are improved, and the dynamic adaptation capability of the wind-solar energy storage system to the power grid load is enhanced.

The invention discloses a sun-tracking type solar energy storage device and method, and relates to the technical field of solar energy storage, and the device comprises the following components: a sensing detection module, a control processing module, an angle adjustment module, a solar energy conversion module, a thermoelectric power generation module and an energy storage module. Environmental information such as geographic latitude, season and illumination intensity is accurately acquired through the sensing detection module, the control processing module is combined with a preset algorithm and a database, a sun tracking strategy is dynamically adjusted in real time, and the angle adjusting module is driven to accurately control the angle and speed of the solar cell panel, so that the solar cell panel is always kept at the optimal receiving angle; the defect that a traditional fixed sun tracking algorithm cannot adapt to complex environment changes is effectively overcome, the solar energy capturing efficiency is remarkably improved, and it is ensured that solar energy resources can be obtained to the maximum extent under different environment conditions.

The invention provides a solar energy storage device, and the device is characterized in that the device comprises an energy storage main body; a plurality of first mounting frames, the plurality of first mounting frames are connected in sequence, the plurality of first mounting frames are folded in sequence along a first direction and then are arranged at the top of the energy storage main body, and photovoltaic panels are mounted in the first mounting frames; the number of the folding and unfolding assemblies is two, the two folding and unfolding assemblies are located on the two sides, in the second direction, of the first installation frames correspondingly, the folding and unfolding assemblies are connected with the multiple first installation frames so as to control the multiple first installation frames to be switched between a first state and a second state, and in the first state, the folding and unfolding assemblies are connected with the multiple first installation frames. In the first state, the first mounting plates are sequentially unfolded in the first direction, and in the second state, the first mounting frames are sequentially folded. The photovoltaic panel can be conveniently unfolded and folded, and the use convenience of the energy storage device is improved.

The invention discloses a traffic target monitoring and tracking system and method based on monocular vision daytime scene reconstruction. The system comprises a monocular camera, an inertial navigation module, a lightweight processor, a radio frequency communication module, a solar energy storage module and a Beidou positioning module. The monocular camera is used for continuously capturing multiple frames of images; the inertial navigation module utilizes a built-in high-precision gyroscope to measure the three-dimensional attitude of the monocular camera during photographing, and calculates an external parameter matrix of the camera; the lightweight processor is responsible for processing multiple frames of images acquired by the camera, performing image preprocessing, vehicle detection and trajectory calculation, and executing a core algorithm; the radio frequency communication module transmits the detected traffic flow information back to the traffic monitoring center; the Beidou positioning module provides geographical location information, so that traffic flow information can be synchronized with the geographical location. On the premise of not depending on high-power-consumption equipment, the vehicle information is transmitted back to the monitoring center through the radio frequency communication module, and the system is suitable for daily traffic monitoring and signal control optimization.

The invention provides an energy regulation and control method and system for a solar energy storage system, and the method comprises the steps: generating a comprehensive energy management decision basis through employing the data obtained in real time, and carrying out the adjustment of a charging equalization strategy between a plurality of distributed battery units in the solar energy storage system through employing a self-adaptive algorithm, performing personalized customization on the optimized charging and discharging plan based on a historical power consumption mode of a user and current power demand prediction, generating a personalized power consumption scheme, and constructing a virtual power plant model according to the personalized power consumption scheme; performing coordination control on charging and discharging behaviors of the solar energy storage system by using the virtual power plant model, generating a cross-regional energy scheduling scheme, calculating a difference value by using a machine learning algorithm, and performing energy regulation and control on the solar energy storage system based on the difference value; according to the technical scheme provided by the invention, the energy utilization efficiency is improved, the service life of the battery is prolonged, and the solar energy storage system can be continuously self-optimized.

A solar energy storage system disclosed by the present invention comprises an energy storage device and a connecting piece, the upper end of the energy storage device is provided with a solar panel, the lower end of the solar panel is provided with a connecting plate, the lower end of the connecting plate is in threaded connection with a locking ring, and the connecting piece is in threaded connection with the upper end of the energy storage device. The energy storage equipment comprises a protection device, an energy storage battery, a charging device and a moving device, the moving device is installed on the bottom end surface of the protection device, the charging device is installed at the lower end of the protection device, and the energy storage battery is installed at the right end of the charging device. According to the energy storage cabinet, the energy storage battery, the charger and the energy storage cabinet body are arranged, the energy storage battery is pushed to move downwards, and the energy storage battery is inserted into the upper end of the charger, so that the position of the energy storage battery can be determined, the energy storage battery can be conveniently detached and replaced, and the energy storage cabinet door can be detached and replaced through a first spiral spring; the energy storage battery can be protected between the energy storage cabinet body and the energy storage cabinet door, and the service life of the energy storage battery can be prolonged.

The invention provides a dark metal modified lithium orthosilicate-based thermochemical heat storage material as well as a preparation method and application thereof, and belongs to the technical field of energy and material science. The components of the heat storage material comprise lithium orthosilicate and dark metal, the proportion of the dark metal in the heat storage material is 2-10 mol%, and the source of the dark metal comprises one or more of manganese dioxide, ferric oxide, nickel oxide and copper oxide. Metal ions introduced into the obtained dark metal modified lithium orthosilicate-based thermochemical heat storage material have the effects of promoting the ion migration rate and resisting material sintering, and specifically, the heat storage density and the cycling stability of the material are remarkably enhanced. In addition, due to the introduction of the dark metal oxide, the color of the heat storage material is remarkably deepened, the solar spectrum absorptivity is greatly improved, the light absorption performance of the material is greatly enhanced, and the heat storage material has higher photo-thermal conversion efficiency and is more suitable for a concentrating solar energy storage system.

The invention relates to the technical field of solar energy storage, and discloses a solar power generation and energy storage system and method, and the method comprises the following steps: collecting historical weather data, historical power utilization data and user solar equipment data; analyzing historical weather data to obtain an adjustment coefficient; analyzing the historical power consumption data, constructing a power consumption behavior model of the user, and predicting the power load data of the user in the future 72 hours; according to weather forecast data in the future 72 hours provided by a meteorological department, obtaining a photovoltaic generating capacity set in the future 72 hours; constructing a charging and discharging decision optimization model, and executing the charging and discharging strategy with the lowest cost in the group of charging and discharging strategies as an optimized charging and discharging strategy; by accurately predicting the photovoltaic power generation capacity and the user electrical load, the system can optimize the charging and discharging strategy of the energy storage equipment, it is ensured that the power generated by the system is used as much as possible, the dependence on a power grid is reduced, and the electric charge expenditure of the user is reduced.

The utility model discloses a solar energy phase change energy storage heat pump system for an agricultural greenhouse, which comprises a solar energy storage system formed by a solar heat collection unit and a phase change energy storage unit which are connected with each other to form energy storage circulation, and the solar heat collection unit absorbs solar irradiation energy in the daytime, converts the solar irradiation energy into heat energy and stores the heat energy in the phase change energy storage unit; the water source heat pump is connected with the solar heat collection unit and the phase change energy storage unit to form a heat pump heating system, and the water source heat pump supplies heat to the greenhouse by extracting heat in the phase change energy storage unit at night; and switching between energy storage and heating is achieved through the control unit. By means of the mode, the solar phase change energy storage heat pump system for the agricultural greenhouse integrates the solar heat collection technology, the phase change heat storage technology and the water source heat pump technology, the surplus heat in the greenhouse in the daytime can be heated and stored in the phase change heat storage box, and the requirement for increasing the temperature of the agricultural greenhouse at night is met; the water source heat pump is used for extracting heat for greenhouse heat supply, and energy consumption can be greatly reduced.

The invention provides a heat collection-heat storage system design matching and dynamic regulation and control method based on a heat flow-optical flow matching strategy. The method comprises the following steps that S1, a multi-temporal-spatial-scale solar fluctuation rule database of a solar heat storage system construction area is constructed; s2, the scale of a solar heat collection-storage system and the power of electric heating equipment are calculated, and the solar heat collection-storage system is designed and built based on the scale and the equipment probability; s3, the actual heat flow requirement of the heat storage system is calculated based on the target working temperature of the solar heat collection-heat storage system and the planned total heat storage amount in the operation period; s4, on the basis of the solar fluctuation rule database and the heat collection system, the currently available optical flow is determined; and S5, according to the actual heat flow requirement and the currently available light flow, the heat collection strategy of the heat collection system and the external heat compensation strategy are adopted. Compared with the prior art, the invention has the advantages of keeping the balance of energy supply and demand in the reactor, effectively preventing the problem of underheated or overheated sintering and the like.

The invention relates to the technical field of offshore wind power converter stations, and discloses an offshore wind power converter station comprehensive utilization platform which comprises a supporting foundation, a converter station platform, a photovoltaic panel assembly, a tower footing platform and a fishery product breeding box, the supporting foundation is used for being supported and fixed to a seabed, and the converter station platform is fixedly arranged at the top of the supporting foundation; the photovoltaic panel assembly is fixedly assembled on the top of the converter station platform, the tower footing platform is arranged on the top of the converter station platform, the tower footing platform is provided with a detection sensor, and the fishery product breeding box is fixedly assembled on the supporting foundation; a solar energy storage device, a tower footing monitoring cabin and a wind power conversion system are further arranged in the converter station platform, the photovoltaic panel assembly is electrically connected with the solar energy storage device, and the tower footing platform is in signal connection with the tower footing monitoring cabin. The offshore wind power converter station comprehensive utilization platform integrates offshore photovoltaic, ocean detection, aquaculture and other operations, improves the intensive sea utilization efficiency, reduces the equipment cost per kilowatt hour and the ocean development cost, and improves the income of a comprehensive energy field.

The present invention relates to the field of solar energy storage technology, specifically a solar energy storage device, including a solar water heater main body, the solar water heater main body including a bracket, a water tank and a heat collecting pipe connected to the water tank are arranged on the bracket, and also includes a hollow rotating shaft rotatably arranged on the water tank. The device drives a stirring blade to rotate with the help of a driving component to achieve mixing of the water in the water tank. During the rotation of the stirring blade, the angle switching component is used to drive the stirring blade to switch the angle deflection, so as to promote the upper water body of the water tank to flow from left to right and the lower water body to flow from right to left, thereby forming a circulating convection. This design can effectively avoid the stratification of cold and hot water in the water tank, while ensuring that the water temperatures at the left and right ends of the water tank tend to be consistent, significantly improving the balance of the water temperature in the water tank. In addition, the rotation process of the stirring blade can also reduce the possibility of scale condensation.

This utility model discloses a water quality monitoring device for a hydraulic dam, comprising a float, a solar energy storage mechanism, a monitoring mechanism, and a cleaning mechanism. An equipment box is installed through the center of the float. The solar energy storage mechanism is mounted on the float and connected to a power supply unit within the equipment box. The monitoring mechanism includes a water quality monitor, which is installed inside a net cylinder. The device box is then pushed out or retracted via a lifting mechanism. After the lifting mechanism pushes the net cylinder out, it submerges into the dam. The cleaning mechanism is located inside the equipment box and surrounds the net cylinder. After the net cylinder is retracted into the equipment box via the lifting mechanism, the cleaning mechanism washes the water quality monitor inside the net cylinder. The advantages of this utility model compared to existing technologies are: the lifting mechanism can control the submersion and retraction of the water quality monitor, protecting it when not in use and reducing the risk of damage; after the equipment is retracted, the cleaning mechanism automatically sprays and washes the net cylinder and sensor, effectively removing deposits and ensuring monitoring accuracy.

1. The name of the design product: solar energy storage system (E3). 2. The use of the design product: for storing and providing electric energy. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The utility model discloses a solar energy storage power supply switching circuit, which relates to the field of power supply and comprises a solar power supply module used for converting solar energy into electric energy and outputting the electric energy to an energy storage module through a power supply switching module; the commercial power supply module is used for converting commercial power into direct current and outputting the direct current to the energy storage module through the power supply switching module; the power supply switching module is used for detecting the output voltage of the solar panel, and when the output voltage of the solar panel is continuously lower than a threshold value, the solar energy power supply module supplies power to the energy storage module instead of the mains supply power supply module supplies power to the energy storage module; the beneficial effects of the utility model are that by detecting the power supply condition of the solar panel, when the power supply of the solar panel is continuously lower than a threshold value, the mains supply power supply module is automatically switched to supply power to the energy storage module through the power supply switching module; and the voltage supplied to the energy storage module is maintained.

The utility model relates to circuit technical field, concretely is a kind of solar energy storage control circuit with input side energy detection function, to solve the battery energy reverse backflow, system efficiency decline and loop instability problem caused by input side energy fluctuation in unstable energy supply scene such as solar energy, wind energy.The control circuit is applied to connect energy input end and energy storage medium, comprising: synchronous step-down circuit, for adjusting the charging voltage and current from energy input end to energy storage medium;Input current detection module is coupled between energy input end and synchronous step-down circuit, for detecting input current by detecting resistance Rsen, and combining the current flowing through resistance R2 generated by oscillation signal, generate detection signal proportional to input current size;Reference voltage generating circuit generates reference voltage;Comparison and control module is used for comparing detection signal and reference voltage, and generates control signal according to comparison result, to turn on or turn off the charging path of synchronous step-down circuit.

The utility model provides an auxiliary heating device of a solar energy storage and air energy control system, and mainly relates to the technical field of solar heat utilization. An auxiliary heating device of a solar energy storage and air energy control system comprises a heating water tank, a heat-conducting medium box body, an air energy heating device, a supporting frame, a solar heating device, an energy storage water tank and a control device, and the heating water tank, the heat-conducting medium box body, the air energy heating device and the solar heating device are fixedly installed on the supporting frame. A first heat exchange pipeline is arranged between the heating water tank and the solar heating device, the first heat exchange pipeline is further connected with a heat-conducting medium box body, and a heat-conducting agent circulates in the first heat exchange pipeline. By means of the modular design, solar energy and air energy can be comprehensively utilized, the heat energy transfer path and control logic are optimized, the efficient and energy-saving heating effect is achieved, the system is suitable for various scenes such as residences, commercial buildings and industrial places, and the effects of energy conservation and emission reduction are achieved.

The invention relates to the technical field of solar energy storage heating systems, and discloses an air type solar energy storage heating system which comprises an air type solar heat collection system, an energy storage water tank, an electromagnetic heater and a circulation control system. According to the air type solar heat collection system, air serves as a heat conduction working medium in the heat collection link, the problems of pipe explosion, pipe freezing, water leakage and the like are avoided, work is reliable, and maintenance is easy; the electromagnetic heater is arranged on a heating pipeline, is independently controlled to start and stop, can independently and directly supply heat, and also can be matched with the heat collection system or the energy storage water tank to work; the circulation control system is composed of a control box, a circulation water pump, an electric circulation centralized control valve, an electromagnetic valve and a matched pipeline, and the circulation control system can achieve various application models so as to adapt to different working conditions. According to the circulation control system, water in the heat exchange air box can be emptied, and the problem that the air type solar heat collection system of the heat exchange air box is frozen during standby is completely avoided.

The heat insulation and solar energy storage integrated ceiling comprises a fixed base frame, mounting cylinders and mounting columns, the mounting cylinders are arrayed and welded to the edge of the bottom of the fixed base frame, the mounting columns are connected to the inner walls of the bottom ends of the mounting cylinders in an embedded mode, clamping grooves are formed in the two sides of the top of each mounting column, and the clamping grooves are connected with the mounting cylinders in an embedded mode. Clamping mechanisms are arranged on the two sides of the mounting cylinder, and each clamping mechanism comprises a movable cavity, a movable block, a clamping block, a pressing spring, a movable threaded rod, a rotating threaded cylinder and an adjusting knob. The clamping blocks are embedded into the clamping grooves, so that the mounting cylinders are fixedly connected with the mounting columns in a clamped mode, when dismounting and mounting are needed, the clamping blocks can be driven to be embedded into or moved out of the clamping grooves by twisting the adjusting rotary knobs, and mounting and fixing of the fixing base frame are facilitated; and the buffer mechanism is adopted to play a buffer role, so that the impact force generated by the high-altitude falling object can be effectively reduced.

The invention discloses a cattle farm playground water trough anti-freezing temperature control system based on solar energy storage, and relates to the technical field of livestock breeding equipment, the cattle farm playground water trough anti-freezing temperature control system comprises a solar power generation module, an energy storage management module, a temperature control execution module and an intelligent control module, the solar power generation module is electrically connected with the energy storage management module and the temperature control execution module, and the intelligent control module is electrically connected with the energy storage management module. The energy storage management module is electrically connected with the temperature control execution module and the intelligent control module, and the temperature control execution module is in signal connection with the intelligent control module. Compared with an existing solar heating device lacking a stable energy storage system, the cattle farm playground water trough anti-freezing temperature control system based on solar energy storage stores electric energy through a solar storage battery of the energy storage management module, and the solar energy storage management module stores the electric energy at night or in a scene with insufficient illumination such as cloudy and rainy days; a storage battery power supply mode can be switched through the intelligent control module, continuous operation of the temperature control execution module is guaranteed, freezing of the water trough due to power supply interruption is avoided, and normal water drinking of cattle in winter is guaranteed.

The three-dimensional electrodynamic force chromium-contaminated soil remediation system based on solar energy storage comprises a remediation area built in situ along chromium-contaminated soil, and an anode electrolysis chamber and a cathode electrolysis chamber are arranged at the two ends of the remediation area correspondingly. Separation plates with holes are arranged between the repairing area and the anode electrolysis chamber and between the repairing area and the cathode electrolysis chamber, graphite felt electrodes are arranged in the anode electrolysis chamber and the cathode electrolysis chamber and connected with a direct-current power supply, and the direct-current power supply is further connected with a solar photovoltaic panel; wherein the remediation area comprises a plurality of soil chambers which are arranged in sequence, and a three-dimensional electrode is arranged in each soil chamber. According to the in-situ remediation device, in-situ remediation operation of the chromium-contaminated soil can be continuously carried out for a long time, meanwhile, the three-dimensional electrode introduced into the soil chamber not only improves the conductivity, but also can effectively weaken the focusing phenomenon, the remediation efficiency is guaranteed, the manual labor requirement for remediation of the chromium-contaminated soil is reduced, and development of soil remediation is facilitated.

1. Name of the product in this design: Outdoor Mobile Intelligent Terminal (Lvliantong J25). 2. Purpose of this design: The Lvliantong J25 is a new generation of outdoor mobile smart terminal that supports both network and offline communication modes and integrates intelligent navigation, power bank, smart beacon, high-intensity lighting, solar energy storage and radio. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

This invention discloses a solar-powered long-distance, low-energy-consumption transportation method for desert sand. The method first uses ArcGIS software to acquire topographic and environmental data of the transportation area between the aeolian sand collection location and the mining area. This data is then further extracted and processed to form path feature parameters, including slope, elevation change, surface undulation, transportation distance, and unit energy consumption. Next, a minimum energy consumption route optimization model is established based on these path feature parameters. Candidate transportation routes are comprehensively evaluated for energy consumption, and the lowest-energy-consumption transportation route is selected. Further optimization is performed based on the segmented energy consumption requirements, path length, and slope change of the lowest-energy-consumption transportation route. Based on the distribution of nodes, the layout scheme of the transmission line and solar power supply functional units is determined, and the transmission line and power supply functional units are arranged along the route. The solar power supply functional units include solar power generation units, solar energy storage units, power conversion units, and power supply control units. Simultaneously, based on the high-load sections, slope-changing sections, turning sections, or fault-prone sections of the lowest energy consumption transportation route, a monitoring point layout scheme is determined, and monitoring and control terminals and sensors are set up to monitor the operating status of the transmission equipment in real time, promptly identify wear, deviation, and other fault risks, and provide early warnings and adjustments. This method achieves low-energy consumption optimization for long-distance desert sand transportation routes, as well as energy supply configuration, intelligent monitoring, and feedback control during the transportation process, solving the problems of difficult energy supply, high energy consumption, and insufficient equipment reliability in existing desert sand transportation processes.

The utility model relates to the waterproof field of solar energy storage devices, in particular to a solar energy storage device with a waterproof structure and a timing rotation function, which comprises a bottom cover, a base, a shell, a stepping motor, a control panel, a solar panel and a battery pack. The connecting part is hermetically connected with the bottom cover to form a waterproof space for accommodating the control panel, the battery pack and the stepping motor; the solar panel is arranged on the inclined part, and the outer cylinder part is sleeved on the inner cylinder part; the outer cylinder part and the inner cylinder part are respectively provided with an outer flow guide inclined surface and an inner flow guide inclined surface; a timing rotation module and a high-speed rotation dehydration module are arranged in the control panel, the timing rotation module drives the stepping motor to rotate in a timing mode, the illumination duration is prolonged, and the high-speed rotation dehydration module drives the stepping motor to rotate at a high speed so that the shell can be dehydrated. According to the utility model, the space layout structure is reasonable, the waterproof performance is improved, the service life is prolonged, the timing rotation can be realized to prolong the sunshine time, and the energy charging efficiency is high.