49 results about "New energy" patented technology

The invention provides a thermal runaway control system for a lithium ion battery pack of a new energy automobile, and the battery pack. The control system comprises a water pump, a water tank and at least two groups of battery packs; each battery pack is matched with a three-way valve which is controlled and gated by a BMS; each battery pack liquid cooling plate is provided with a discharging valve which also can be controlled to be opened by the BMS; and a floating pipeline, which can be lowered along with a liquid surface and is connected with inlet water and outlet water of the water tank, is arranged in the water tank. By means of controlling the flow of the water pump and the flowing direction of an anti-freezing solution, the battery pack in thermal runaway can be full by the anti-freezing solution within 10s; when battery pack thermal runaway occurs in certain several packs, the liquid cooling plate valve in the battery pack in thermal runaway is controlled to be opened, and meanwhile, the three-way valves of other packs are controlled to be connected with the water tank; and therefore, spreading of heat to other battery packs can be blocked by means of controlling the thermal runway of a single battery pack or a few battery packs.

The invention discloses a high-voltage loop control device and method for an electric automobile, and belongs to the field of a new energy automobile. The control device comprises a temperature monitoring module, an electric current monitoring module and a control module. Through monitoring the real-time temperature of each of temperature monitoring points in a high-voltage loop, because when the automobile normally travels, a long-time overload current cannot occur in the high-voltage loop circuit, the temperature of each of the temperature monitoring points can be maintained within a set temperature range; when the real-time temperature of any of the temperature monitoring points is higher than the corresponding preset temperature, the situation that the current temperature monitoring point is abnormal is indicated; besides, through monitoring the electric current of a DC bus, when the real-time electric current of the DC bus exceeds a set electric current, the high-voltage loop can be damaged, so that if the output power of a power battery pack is reduced immediately or the high-voltage loop is cut off, the situation that the structure of the high-voltage loop is burn up can be avoided; and during design, a reserved design margin is reduced, and the design cost and the design difficulty are reduced.

The invention discloses a power grid optimization partitioning method for new energy consumption analysis. The method comprises the following steps: S1, determining a unit sub-region power grid Ui; S2, collecting and making statistics of a new energy historical generated output data sequence and eliminating abnormal data Pre, i(t); S3, calculating accumulated generating capacity Ere, i of all newenergy power stations; S4, collecting historical power load data exceeding Pload, i(t) and removing the abnormal data; S5, calculating accumulated power consumption Eload, i of the power load; S6, calculating matched power generation power Pmatchre, i (t) and matched power utilization power Pmatchload, i(t) at each moment; S7, calculating the total match power generation electric quantity Ematchre,i and the total match power utilization quantity Ematchl, i; S8, calculating a time sequence match degree Kmatch, i; and S9, classifying source-load match degree coefficients Kmatch, i of all unit sub-regions. The optimization method, through long-time statistical data analysis, adopts a key characteristic index of the time sequence match degree to measure the match degree of the generated outputand the power load of the photovoltaic power station on the time sequence, and provides a basic support for formulating planning schemes of site selection and constant volume and the like of distributed photovoltaics.

The invention relates to an automobile frame structure. The structure comprises a front anti-collision beam, an energy absorption box, an upper longitudinal beam, a longitudinal beam, a damping towertop bracket, a side beam and a hinge column, wherein the front anti-collision beam, the energy absorption box and the longitudinal beam are connected in sequence; the upper longitudinal beam and the side beam are connected with the hinge column respectively. The structure also comprises an auxiliary energy absorption box and a front cabin reinforcing cross beam. The auxiliary energy absorption boxis connected with the front anti-collision beam and transmits collision force to the upper longitudinal beam, and the upper longitudinal beam transmits the collision force to the non-collision side through the damping tower top bracket and the front cabin reinforcing cross beam in sequence. Compared with the prior art, the weight of the whole vehicle is reduced, meanwhile, the collision safety performance and the torsional rigidity of the whole vehicle are improved, the production and manufacturing cost of a main engine plant is reduced, and then the fuel economy of a traditional vehicle andthe endurance mileage of a new energy vehicle are improved.

The invention relates to a full-automatic charging robot. The full-automatic charging robot comprises a body; at least one charging gun which is connected with a charging power supply through a cable;charging seats arranged on the body and having the same number as that of the charging guns, and used for supporting the charging guns; a mechanical arm which is installed on the body and is detachably connected with the charging gun, wherein the charging guns move in space through the mechanical arm so as to complete plugging and unplugging of the charging guns, a visual device is arranged on the mechanical arm, and butt joint of the mechanical arm and the charging guns can be achieved through the visual device; a balancer which is arranged on the body and is connected with the charging gunsand is used for reducing the bearing of the charging guns when the mechanical arm controls the charging guns to be inserted and pulled out. The full-automatic charging robot is particularly suitablefor charging of high-power new energy buses, the problems that manual guarding is needed during charging, time and labor are wasted during manual operation, and charging gun plugging and unplugging alignment is inaccurate are solved, and the safety, stability and working efficiency of high-power direct-current charging are improved.

The invention discloses a portable new energy automobile stopping device which comprises a bottom plate. A first supporting rod is arranged at the top end of the outer wall of the bottom plate, and afirst pin shaft is arranged on the inner wall of the first supporting rod. The inner wall of the first supporting rod is connected with the outer wall of the bottom plate through the first pin shaft,and a first sliding groove is formed in the inner wall of the bottom end of the bottom plate. The outer wall of the first sliding groove is connected with the inner wall of the bottom plate, and a second supporting rod is arranged on the inner wall of the first sliding groove. According to the portable new energy automobile stopping device, the first supporting rod, the second supporting rod, a third supporting rod and a fourth supporting rod are matched, and under the action of fixing corner braces, a top plate and the bottom plate are fixedly connected by the first supporting rod, the secondsupporting rod, the third supporting rod and the fourth supporting rod, so that the product quality of the portable new energy automobile stopping device is improved, the purchasing cost of a user issaved, the resource waste of the portable new energy automobile stopping device is avoided, and the stopping device is suitable for popularization and use.

The invention discloses a new energy vehicle energy storage optimization control method based on a multi-objective genetic algorithm, which comprises the following steps: establishing a control strategy database of the vehicle-mounted energy storage system; establishing characteristic data module of vehicle energy storage system; establishing the evaluation module of multi-factor coupled energy storage system to evaluate the advantages and disadvantages of the current control strategy in the whole life cycle; a multi-objective genetic algorithm is used to optimize the energy-saving control strategies. By comparing and analyzing the effect of each control strategy, the optimal control strategy of new energy vehicle energy storage is obtained under the coupling of multiple factors. Under thecondition that the passenger comfort degree is ensured, the speed command designed by the invention can realize traction energy saving. The speed command obtained from the final design meets the requirements of non-dominated standards, which is very beneficial to the decision-making based on the time uniform distribution standard and the energy consumption sensitivity standard. Aiming at the energy-saving optimization of speed commands under various control strategies of energy storage system, the optimal control strategy of vehicle-mounted energy storage system can be obtained through the comparative analysis of its effects.

The invention provides a mine new energy comprehensive utilization system and a control method thereof. The mine new energy comprehensive utilization system comprises a new energy collection module, aPLC, an energy utilization module and a heat-storage water tank; the new energy collection module is connected with the heat-storage water tank, and the heat-storage water tank is connected with theenergy utilization module; the new energy collection module comprises a groundwater heat collection unit; the groundwater heat collection unit comprises a well water pump, the well water pump is connected with a plate heat exchanger, the plate heat exchanger is connected with a first circulating pump, and the first circulating pump is connected with a first water source heat pump; the heat-storagewater tank is connected with the first water source heat pump; the energy utilization module comprises an air conditioner unit and a heating radiator unit; the heat-storage water tank is connected with an air conditioner circulating pump and a secondary heating unit, the air conditioner circulating pump is connected with the air conditioner unit, the secondary heating unit is connected with the heating radiator unit, and the heating radiator unit is further connected with the heat-storage water tank; and the PLC is connected with the heat-storage water tank, the well water pump, the first circulating pump, the first water source heat pump, the air conditioner circulating pump and the secondary heating unit.

The invention relates to a high-intensity high-speed informationization manned spacecraft manufactured by new graphene materials and belongs to the technical field of applications of new materials and new energies. A propelling module, a propeller, a re-entry module, an orbital module, a butt joint mechanism, an egress hatch and a porthole of the manned spacecraft are manufactured by the new graphene materials, the strength of graphene mechanical parts is higher than that of titanium structure parts, small celestial bodies in the space and space junk are prevented from hitting against the spacecraft, and the surfaces of the graphene mechanical parts can inhibit bacteria; a conductor wire, a camera, a storage battery, a first graphene computer system, a first graphene communication system, a second graphene computer system and a second graphene communication system which are manufactured by the new graphene materials are capable of accelerating moving speeds of electrons in electric components and obviously improving working efficiencies of the electric components when compared with those manufactured by existing conducting materials. When the sun irradiates a graphene solar battery in the space, electricity currents are generated and rapidly and continuously transport the electricity to the graphene manned spacecraft through the graphene conductor wire.

The invention provides a new energy automobile disk type brake pad. The new energy automobile disk type brake pad comprises a braking face and a cooling device; the cooling device is attached to the outer surface of the braking face and is formed by connecting a plurality of cooling units in series; each cooling unit comprises a metal wall liquid storing cavity and a rubber wall liquid storing cavity. Thus, the problems that an existing new energy automobile disk type brake pad is poor in cooling performance, prone to loss and poor in durability are solved. By means of the good cooling device, stability and reliability of the brake pad are improved. The integral security of a motor vehicle is improved, and using and maintaining cost of the motor vehicle is reduced.

The invention discloses a photovoltaic power generation system for a new energy automobile for battery equalization. The photovoltaic power generation system comprises a solar photovoltaic array arranged at the top of the automobile, a current conversion circuit, a charging circuit, a control module, a switching circuit and a battery pack, wherein the solar photovoltaic array, the current conversion circuit, the charging circuit, the switching circuit and the battery pack are electrically connected in sequence; and the control module is electrically connected with the switching circuit and thebattery pack separately. When the photovoltaic power generation system works, the control module receives state information of various battery units in the battery pack, controls the switching circuit to charge the battery unit when the battery unit of which the power is lower than a preset power threshold exists, and cuts off connection of the charging circuit and the battery pack when the battery unit of which the power is lower than the preset power threshold does not exist. According to the photovoltaic power generation system, the service life of batteries is prolonged; and the overhighpart in the battery pack does not need to be adjusted and only the overlow part needs to be supplemented, so that the battery equalization effect is greatly improved and the energy is saved.

The invention discloses a new energy automobile device. The new energy automobile device comprises a charging pile and a charging end head connected with a new energy automobile. The left end surface of the charging end head is fixedly provided with inserting closing arms which are correspondingly arranged back and forth. The left ends of the inserting closing arms extend outwards to form the charging end head and are provided with outer threads. Inserting closing grooves withopening parts facing right are correspondingly formed in the charging pile back and forth. The left end of the inserting closing groove is provided with a rotating cavity which communicates with the inserting closing groove. The left end of the rotating cavity is provided with a cavity which communicates with the rotating cavity. A round groove is formed in the rotating cavity. A storing groove which communicates with the round groove is formed in the upper end of the round groove. A rotating drum is movably installed in the rotating cavity. A horizontally-penetrated middle groove is formed in the center of the rotating drum. The inner wall of the middle groove is provided with an inner thread which is matched with the outer thread. A ring part fixedly connected with the rotating drum is arranged in the round groove. The outer side of the ring part is provided with a tooth round ring. A tooth chain wheel which is matched and connected with the tooth round ring is movably installed in the storing groove.

The invention relates to the technical field of new energy, and particularly discloses a fuel cell structure. The fuel cell structure comprises an anode end plate matrix assembly, a cathode end platematrix assembly, a bipolar plate assembly and membrane electrodes. The anode end plate matrix assembly comprises an anode end plate matrix and a first anode matrix which are connected. A plurality offirst polar plate units are arranged on the first anode matrix. The cathode end plate matrix assembly comprises a cathode end plate matrix and a first cathode matrix which are connected. A plurality of second polar plate units are arranged on the first cathode matrix. The bipolar plate assembly is arranged between the anode end plate matrix assembly and the cathode end plate matrix assembly; the bipolar plate assembly comprises a second anode matrix and a second cathode matrix which are connected, a plurality of third polar plate units and a plurality of fourth polar plate units are arranged on the second anode matrix and the second cathode matrix respectively; and the membrane electrodes are arranged between the anode end plate matrix assembly and the bipolar plate assembly and between the cathode end plate matrix assembly and the bipolar plate assembly respectively. The structure of the fuel cell tends to be flat, and a heat dissipation effect is good.

The invention relates to the technical field of battery shells, and discloses a new energy automobile power battery shell mounting method. An upper cover, a base, a connecting block and a clamping rodare included, movable plates I are fixedly connected to the four sides of the upper cover, movable plates II are fixedly connected to the four sides of the base, and limiting rods are uniformly and fixedly connected to the bottoms of the movable plates I; the surfaces of the limiting rods are provided with external threads, the outer rings of the limiting rods are in threaded connection with clamping sleeves, and inner cavities of the clamping sleeves are provided with internal threads matched with the external threads. According to the new energy automobile power battery shell mounting method, through the arrangement of a limiting groove and a limiting block, when a user needs to take out a battery in the shell, the user extrudes a metal sheet to enable the limiting block to be clamped with the limiting groove, the limiting rods can move to the positions above a fixing groove under the action of resilience force of first springs, and the upper cover and the base can be rapidly separated; the time of the user is saved, and the working efficiency of the user is improved.

The invention discloses a new energy automobile built-in piece. The new energy automobile built-in piece comprises a base and a built-in connecting seat. Split grooves are symmetrically formed in theupper surface of the base, a movable groove is formed in the base, buffer grooves are formed in the upper surface of the base at equal intervals, the built-in connecting seat is arranged above the base, and connecting grooves are formed in the upper surface of the built-in connecting seat at equal intervals; the split grooves are symmetrically formed in the upper surface of the base, installationseats are arranged in the split grooves in a clamped mode, meanwhile rolling wheels are rotatably arranged in the installation seats, rotating rods are arranged in the middles of the installation seats in a penetrating mode, the ends of the rotating rods are symmetrically arranged in the movable groove in an inserted mode, and therefore the whole installation seats are fixed to the interiors of the split grooves to slide; the problem that the built-in connecting seat moves on the surface of the base is solved, the position needs to be fixed after the built-in connecting seat moves, therefore the buffer grooves are formed in the upper surface of the base, and a positioning seat is arranged at the bottom of the built-in connecting seat; and springs and positioning blocks are arranged in thepositioning seat, and the positioning blocks are popped up through elastic force of the springs and arranged in the buffer grooves in a clamped mode.

The invention discloses a mobile energy storage power station system. According to the system, batteries are assembled into a battery pack by means of series-parallel connection; the working status ofeach battery is monitored through an BMS (battery management system); the charging and discharging process of the battery pack is completed through a PCS (process control system); a fire-fighting system, a monitoring system, a security system and other systems are arranged in the mobile energy storage power station system, so that a separate cabinet-type energy storage power station can be formed; an external power grid or new energy generation system is adopted to charge the energy storage station; and during discharging, stored electric energy is sent to a power grid or directly transportedto a use place with a wheeled trolley, so as to be transmitted to a user. With the mobile energy storage power station system of the invention adopted, the flexibility of electric energy supply can be improved, which mainly is reflected in the following facts that: the volatility of new energy power generation can be eliminated; a capacity to absorb new energy to realize grid connection is improved; load peak-to-valley differences can be reduced; the utilization rate of a power generation system can be improved; power supply reliability and power quality can be improved; the development of microgrids can be promoted; and maneuvering, efficient and large-capacity emergency backup power sources can be provided.

The invention provides a low-temperature preheating method for a new energy automobile power battery. The low-temperature preheating method comprises the following steps that S1, a controller identifies the state of a control switch; s2, the controller recognizes the environment temperature T of the automobile battery pack through a temperature sensor; s3, the controller communicates with a control host of the automobile and reads the state Ksata of an automobile circuit; s4, the controller controls the working state of the diesel heating parking heater according to the environment temperature T of the automobile battery pack and the state Ksata of the automobile circuit; s5, the controller reads the electric quantity E of the automobile battery pack and controls the working state of the diesel heating parking heater according to the electric quantity E; s6, the controller calculates the total operation time Time of the diesel heating parking heater and controls the working state of the diesel heating parking heater according to the state Ksata of the automobile circuit; the method is low in cost and low in oil consumption, the battery can be prevented from being charged in a low-temperature state, and even if the automobile stands in a low-temperature environment, the automobile battery pack can be kept in a proper temperature range and can be charged at any time.

The invention discloses a new energy automobile charging pile and relates to the technical field of new energy automobiles. The new energy automobile charging pile comprises an operation panel, wherein a protection box is arranged at the top of the middle of the operation panel, a protection cover plate is arranged at the top of the protection box, and a storage box is fixedly connected to the middle of the bottom of the operation panel. By arranging the protection box, when the charging pile is not used, the charging pile can be stored in the protection box, so the charging pile is protected,the charging pile is prevented from being affected by the external environment, meanwhile, lawbreakers are prevented from damaging the charging pile, and a purpose of fully protecting the charging pile is achieved; when the charging pile needs to be used for charging, the charging gun can be taken out through the handle to drive the electric wire to be pulled out, after use, the driven belt wheelon the side face of the take-up wheel can be driven through the take-up motor to enable the take-up wheel to take up the electric wire, and the purpose of protecting the electric wire is achieved.

The invention relates to the technical field of new energy, and discloses a solar photovoltaic panel protection device capable of being automatically started according to temperature. The solar photovoltaic panel protection device comprises a support shaft, wherein a baffle plate is fixedly mounted at the upper end of the support shaft, a bearing is rotatably mounted at the middle upper end of thesupport shaft, a working solar photovoltaic panel is rotatably mounted on the outer side of the bearing, a disc is fixedly installed at the bottom of the bearing, a crown gear is fixedly installed atthe bottom of the disc, and the lower end of the crown gear is in engaged connection with a bevel gear. According to the invention, in rainy days, cloudy days, nights and other weather with sunlightdisappearing and temperature lowering and when the solar photovoltaic panel does not need to work, the solar photovoltaic panel can be automatically started according to the temperature, and the fan-shaped photovoltaic panel working on the solar photovoltaic panel is transferred to the position under the fan-shaped panel of the baffle, so that the solar photovoltaic panel is prevented from being exposed to the outside for a long time and being blown by wind and rain to damage the surface of the solar photovoltaic panel, and the effects of protecting the surface of the solar photovoltaic paneland prolonging the service life of the solar photovoltaic panel are achieved.

The invention discloses a practical new energy automobile device. The practical new energy automobile device comprises a charging gun connected with a new energy automobile and a charging pile body, wherein the charging gun comprises a pushing block, two inserted columns are symmetrically arranged at the front end and the rear end of the right end face of the pushing block, a locking groove is formed in the right end of each of the two inserted columns, and a contact block is arranged at the middle end of the right end face of the pushing block; the charging pile body comprises a base frame, setting plates are symmetrically arranged on the left end face and the right end face of the base frame front and back, a setting hole which is penetrated vertically is formed in each setting plate, and an accommodating groove which is provided with a leftward port and is connected with the pushing block in a matched manner is formed in the left end face of the base frame. The practical new energyautomobile device is simple in structure and high in power supply stability, the safety during charging of the new energy automobile is improved, the whole device is safe and reliable in operation, the locking and unlocking operation of the inserted columns and the contact block is simple and convenient, and the charging gun is convenient and labor-saving when being pulled out.

The invention discloses a detachable tool used for carrying a new energy vehicle part and a carrying method. The detachable tool comprises a square base. Hollow stand columns are arranged at the four corners of the base. A first side piece and a second side piece which are installed on the base are included. A cross beam at the top end of the first side piece and a cross beam at the top end of the second side piece are connected through detachable connecting rod. A cross beam at the bottom end of the first side piece and a cross beam at the bottom end of the second side piece are connected through detachable connecting rods. A pair of supporting rods in the middle portion of the first side piece and a cross beam in the middle portion of the second side piece are connected through detachable connecting rods. After the base, the first side piece and the second side piece in the detachable tool are demounted, transporting is convenient, the tool can be transported to any position where feeding is needed so that the requirement for transferring can be met, and the loading efficiency is improved.

The invention relates to an energy storage optimization configuration method for wind and light storage combined operation, and the method comprises the steps: building a new energy power supply and energy storage combined planning model by considering the maximization of the benefit of the whole operation cycle of the combined operation; setting constraint conditions of the new energy power supply and energy storage combined planning model; taking the energy storage capacity as an optimization variable to obtain an optimization calculation result; and based on an optimization calculation result, carrying out optimization configuration on the energy storage capacity. Compared with the prior art, the method has the advantages that the measurement result is closer to the actual production, the power supply and the energy storage capacity under different cost situations are optimized, and the like.

The invention discloses an all-in-one machine electromagnetic clutch operation duration monitoring method, which belongs to the technical field of new energy automobiles, and comprises an air pressure data sending step, an air pressure data comparison step, an electromagnetic clutch execution step, a timing step and a reminding step. According to the method for monitoring the running time of the electromagnetic clutch of the all-in-one machine, the total working time of the electromagnetic clutch, the air compressor, the air filter and other parts of the all-in-one machine can be recorded, and a prompt is given out when the working time of the electromagnetic clutch, the air compressor, the air filter and other parts reaches the maintenance time limit. A certain risk caused by the fact that parts such as an electromagnetic clutch, an air compressor and an air filter of the all-in-one machine are not maintained in time is avoided.