41results about How to "To achieve" patented technology

The invention discloses a compound automobile suspension system, which is installed between an automobile frame and an axle, and comprises two leaf springs symmetrically located below a vehicle body.The two ends of the leaf springs are hinged to the frame. The extension direction of the leaf springs is consistent with the extension direction of the frame. The middles of the leaf springs are fixedly connected with the axle. An air spring and a shock absorber are installed between the middles of the leaf springs and the frame. The air spring is connected with an air spring height adjustment mechanism. The air spring and the leaf springs together work as elastic elements to bear loads, the leaf springs also play a guiding role, the shock absorber and the air spring are connected with the leaf springs, so that the structure is simple and compact, and implementation is easy. By controlling the air inlet and air outlet of the air spring, the working height of the vehicle body can be kept constant under different loads, the natural frequency of the suspension system can also be kept basically unchanged under different loads, and the smoothness of the suspension system is improved throughthe excellent ability of absorbing high-frequency vibration.

The invention discloses a method for carrying out attack detection and reconstruction on an electric power information physical system. The method is characterized in that a robust differentiator is designed by aiming at a special attack which cannot realize attack detection by comparing a residual signal with a threshold value and a novel attack signal reconstruction method for an electric powerinformation physical system is provided. The attack reconstruction signal of the electric power information physical system can be accurately obtained, the attack signal exceeding a certain thresholdvalue can be detected, and attack judgment is carried out on the reconstructed attack signal according to attack detection logic; the method is further popularized to the situation that the electric power information physical system is attacked by the sensor, and detection and reconstruction of the sensor attack on the electric power information physical system are achieved. According to the method, attack detection and reconstruction are carried out when the electric power information physical system comprising three motors and six buses is attacked. The method has the advantages of good robustness, excellent anti-interference performance, high applicability, high accuracy, high response speed and the like.

This invention is a plane display light source structure, which at least comprises: an aphototropism module with a light source to generate first color light, and a deflecting plate with at least one fluorescent layer which is triggered by first color light to generate white light or second color mixed light.

The invention provides a true-view infrared industrial endoscope and an imaging method thereof. The endoscope includes a shell protection unit, the shell protection unit includes a shell and an electrical component box connected to the rear end of the shell. The inner cavity of the shell is set There are dual imaging-imaging units, the dual imaging-imaging unit includes at least two imaging-imaging sub-units, the imaging-imaging sub-unit includes a beam splitter, imaging lens, infrared imaging tube and visible light imaging tube; electrical appliances The component box is provided with a communication module and a power supply electrically connected to the dual imaging-imaging unit and the communication module respectively. The communication module communicates with the dual imaging-imaging unit and is connected to the host computer through the communication bus. The image-imaging unit is electrically connected, which solves the problem of obtaining clear internal images of industrial furnaces and using depth of field information for 3D reconstruction in harsh environments with high temperature, high pressure, high dust, and airtight darkness.

The invention provides a smoke concentration quantification standard experiment box based on image recognition. The interior of a closed box body is provided with a smoke rectification grid, the closed box body is divided into a smoke generation chamber and a measurement chamber, and the smoke rectification grid is provided with a plurality of rectification holes; the smoke generating chamber is used for placing a smoke bomb, so that the smoke generating chamber is filled with proper smoke concentration; a piston assembly is arranged in the measuring chamber and can do reciprocating motion between one side of the measuring chamber and the smoke rectifying grid, smoke with different concentrations is obtained in the measuring chamber, and continuous testing is achieved; the light source isa brightness-adjustable light source and is used for simulating different light conditions; the image acquisition unit is used for acquiring indoor smoke images of smoke generation under different light conditions and different smoke particle conditions. On the premise of controlling the smoke concentration, a series of experimental images are obtained, data preparation can be performed accordingto different characterization modes of the smoke concentration, and the simplest relation between image information and the smoke concentration can be explored.

The invention discloses a green recycling processing method for pretreatment of waste lithium-ion batteries and a device thereof. The processing method comprises the steps that S1, the waste lithium-ion batteries are put into a NaCl solution and soaked for full electric discharge, then cleaned with clean water and air dried; S2, before the crushing, the adsorbent bearing board is clamped in a flexible clamping groove on the inner side of a cone-shape box, the obtained waste lithium-ion batteries from step S1 are placed in a crushing machine for an impact crushing using a dry method, meanwhile an air pump is opened, the power of the air pump is controlled, so that the polluting gases and the absorbent produced in the crushing process are fully contacted and absorbed by the adsorbent; S3, the unabsorbed polluted gases in S2 are discharged into the adsorption liquid through an air guide pipe. The device comprises a cone-shape body (1), an absorbent bearing plate (2), an air pump (3), an air guide pipe (4), a gas detector (5) and a liquid absorption container (6). The processing method has the advantages of being simple and effective in technology, low in recycling cost, and environmentally friendly.

The invention relates to a vertical annealing device for an enameled wire. The vertical annealing device comprises an annealing furnace and a cooling water tank. The annealing furnace is vertically arranged. An outlet of the annealing furnace is positioned at the bottom. Cooling water is contained in the cooling water tank, the cooling water tank is arranged at the bottom of the annealing furnace, and the cooling water tank is in sealed connection with the outlet of the annealing furnace. The cooling water tank is provided with a wire outlet. A bare wire enters the annealing furnace from an inlet of the annealing furnace, then enters the cooling water tank from the outlet of the annealing furnace, and is discharged from the wire outlet of the cooling water tank. According to the vertical annealing device for the enameled wire, when the bare wire is annealed, a high-temperature conductor makes contact with water in the cooling water tank to generate steam, the steam directly enters the annealing furnace, and therefore it is guaranteed that the annealed bare wire does not make contact with external air, and the situation that the surface of the bare wire is oxidized is avoided; and a steam generating device is not needed, heating is not needed, the high temperature generated in the annealing process of the conductor is reasonably utilized, a certain amount of ionized water is injected into the outlet position, and therefore steam is generated, and oxidation is prevented.

The present invention is a method for attack detection and reconstruction of electric power cyber-physical systems. A novel attack signal reconstruction method of electric power cyber-physical system can not only accurately obtain the reconstructed signal of electric power cyber-physical system attack, but also detect the attack signal exceeding a certain threshold. According to the attack detection logic, the reconstruction The attack signal is used to judge the attack; the present invention also extends this method to the situation where the electric power cyber-physical system is attacked by sensors, and realizes the detection and reconstruction of the electric power cyber-physical system attacked by sensors; the present invention consists of three motors and six busbars Taking the cyber-physical system of electric power as an example to carry out attack detection and reconstruction. It has the advantages of good robustness, excellent anti-interference, strong applicability, high accuracy, and fast response speed.

The invention discloses a method for large-scale preparation of high-efficiency electrolytic water catalysts by using the positive electrode materials of waste lithium-ion batteries. The powder of the positive electrode materials of waste lithium-ion batteries is collected, sieved to obtain powder materials, and the powder is put into a salt solution for reaction. After treatment, a regenerated catalytically active heterostructure nanomaterial catalyst is obtained, which is finally loaded on the anode electrode in the electrolytic cell to catalyze the oxygen evolution reaction. The invention has mild reaction conditions, easy realization, short preparation cycle, strong operability, large-scale preparation, low cost and green environmental protection in the whole process, and realizes recycling and utilization of waste lithium-ion batteries while obtaining high-efficiency catalysts for electrolysis water reaction.

The invention provides an in vitro circulating coagulating classifier for hematodialysis. The classifier comprises a detection box, a flushing device, a fixing device, a detection unit, a controller and an alarm, wherein the detection box is used for closing a dropper of an in vitro circulating pipeline or a dialyzer therein; the flushing device is arranged next to the detection box, a liquid outlet pipe of the flushing device penetrates through the end portion of the detection box and communicates to the dropper of the in vitro circulating pipeline or the dialyzer, and normal saline is stored in the flushing device; the fixing device is connected to the detection box and the flushing device; the detection unit comprises an infrared emitting structure and an infrared receiving structure, both the infrared emitting structure and the infrared receiving structure are arranged on the inner side wall of the detection box, and the infrared emitting structure and the infrared receiving structure are arranged opposite to each other; both the infrared emitting structure and the infrared receiving structure are connected to the controller; and the alarm is connected to the controller. The in vitro circulating coagulating classifier for hematodialysis, provided by the invention, has the beneficial effect that coagulation of blood in the dialyzer and the in vitro circulating pipeline is automatically classified.

The invention discloses an organic silicon product surface oil-seal method which is characterized by comprising the steps as follows: preparing liquid silicone rubber mixing solution, coating, heating and naturally cooling, wherein the liquid silicone rubber mixing solution comprises the components in percent by volume: 5 to 20 percent of vinyl silicone oil, 10 to 20 percent of hydrogen-containing silicone oil and 0.5 to 5.5 percent of platinum catalyst; the heating temperature ranges from 80 to 200 DEG C; and the heating time is 5 to 25 min. The method has the benefits that the reaction condition is mild, the implementation is easy, the operation is convenient, the environmental pollution is reduced, the wastes of manpower and energy sources are reduced, the health of operators is not jeopardized, and meanwhile, the product prepared by the method still keeps the relatively dry and oil-free appearance after being put for a long time, and the oil-seal effect is remarkable.

A data transfer apparatus according to the present invention has; a DMAC and another DMAC which transfer data by direct memory access among a plurality of buses; a command queue which holds, as a queue, commands for instructing the data transfer; a bus information obtainment unit which obtains the commands from the command queue; a grouping unit which groups the held commands, based on a source and a destination designated in each of the obtained commands; a schedule unit which decides an order of issuing the commands sequentially from a group having more command, as a priority; and a selector which selects a command to be issued according to the decided order.

The invention relates to a composite coating preparation process suitable for slotted needles. The process includes: activating the grooved needle, then preparing a pre-plating layer by electrodeposition and / or chemical deposition on the inner and outer walls of the needle groove to the needle hook, then preparing a chromium layer by electrodeposition, and finally heat-treating the coating. The process is simple to operate and easy to implement, and can overcome the problem that the traditional electroplating method is difficult to obtain a smooth coating on the hook of the groove needle and the inner wall surface of the needle groove at the same time. The microhardness of the obtained coating is equivalent to that of the traditional coating on the groove needle.

The invention discloses a method and a system for issuing messages to user equipment, and a method and a device for receiving the issued messages, relating to communication technique, and being capable of solving the problem that the user equipment can not get the aggregation information of a target cell before an aggregation cell accepts service in the prior art. The method for issuing messages to the user equipment comprises the step that a base station issues messages to the user equipment, wherein, the message carries the aggregation information that the user equipment receives a service cell. The system for issuing messages to the user equipment comprises a message sending unit for issuing messages to the user equipment, and a message carrying unit for carrying the aggregation information of a cell in the messages sent to the user equipment. The invention is suitable for providing service for the user equipment in the aggregation cell.