11results about How to "Accurate charges" patented technology

The invention relates to the technical field of electric vehicle wireless charging, and particularly discloses an electric vehicle dynamic wireless charging self-starting method and system based on position detection. Whether the vehicle enters the charging area or leaves the charging area can be judged, and judgment can be completed only by detecting the inverter output current; and for a subsequent transmitting coil, threshold comparison is carried out by utilizing the induced voltage generated by coupling between the coils, so that starting is carried out. According to the method and the system, the electric vehicle can be accurately positioned, accurate control and switching of the transmitting coil can be realized, so that high reliability of the system is ensured, an additional detection device is not added, operation is simple and convenient, complexity and cost of the system can be remarkably reduced, and the purposes of effectively saving electric energy and realizing accurate charging are achieved.

The present invention provides a humanoid robot wireless charging system and a charging method thereof, wherein the charging system comprises a wireless charging blanket composed of a base blanket, a ferrite, a wireless electromagnetic flux transmitting coil, a pressure sensor, a photoelectric sensor and a visual beacon, and a visual camera and a wireless electromagnetic flux receiving converter arranged on the humanoid robot, and further comprises a wireless communication server and a processor. When the humanoid robot is on the wireless charging blanket, the pressure sensor, the photoelectric sensor and the visual camera respectively obtain the instantaneous pressure, position and posture of the humanoid robot on the wireless charging blanket and the information of the charging battery of the humanoid robot. After processing the information, the processor performs electromagnetic flux transmitting switch, intensity and direction control on the wireless electromagnetic flux transmitting unit composed of at least one wireless electromagnetic flux transmitting coil and ferrite near the wireless electromagnetic flux receiving converter, and implements dynamic wireless charging under all working conditions for the humanoid robot in standing or moving operation.

The utility model provides a nose pad charging formula intelligent glasses box relates to intelligent glasses box charging field, this nose pad charging formula intelligent glasses box, including the main part, the top edge department of main part is rotatably connected with the cover, the lower surface middle part of cover is fixedly connected with first sponge pad, the one side middle part of main part is fixedly connected with transparent window, in the utility model, through transparent window, the setting of charging contact, rubber cushion, reached make the charging more accurate, the reliability of charging contact is improved, makes the purpose that charging contact is more close to glasses nose bridge charging end position, through the setting of clamping plate, negative pole magnetic attraction strip, positive pole magnetic attraction strip, reached the purpose that the stability of protection glasses in the box is high, and the lens is not easy to be made up in the box, and various sponge things in the glasses box can make the glasses have higher impact resistance in the box.

The embodiment of the invention discloses a partition scanning compensation circuit and a display panel. In the partition scanning compensation circuit, a detection switching circuit is connected with at least two scanning lines and is connected to a voltage division circuit through a detection sensing line, the detection switching circuit is used for communicating at least part of the scanning lines with the voltage division circuit in a non-display period, and the frequencies of scanning signals transmitted by the two scanning lines are different. The voltage division circuit carries out preset proportion voltage division on the voltage of a scanning signal transmitted on a scanning line and carries out level conversion to obtain a detection voltage division signal, and the signal conversion circuit converts the detection voltage division signal into a digital pulse width signal. The conversion sampling circuit is used for sampling the digital pulse width signal to form a digital sampling signal according to a sampling clock signal in a period corresponding to the scanning signal. The display panel comprises a partition scanning compensation circuit and a scanning driving circuit, and the scanning driving circuit is adjusted and compensated to output scanning signals with different frequencies according to sampling signals.

The present invention relates to the field of intelligent charging technology, and discloses a charging control method and system for a power module. Compared with the current traditional charging control method, the method significantly improves the intelligence level through systematic multi-source data collection, processing, calculation, analysis and dynamic adjustment of charging status. The method has real-time data processing and feedback capabilities, making the charging process more efficient and accurate. The improvements include greatly improving the analysis capability of multi-source data, optimizing charging safety and efficiency, and extending the service life of the battery. By taking graded response measures for different abnormal levels, the method can take the most appropriate processing method according to the severity of the abnormality, thereby improving the flexibility and pertinence of abnormality processing. Whether it is voltage, current or temperature control, the method can adapt to battery and environmental changes in real time, optimize the charging process, and improve charging efficiency and equipment service life.

The display device includes a semiconductor pattern. The first capacitor electrode is disposed below the semiconductor pattern. The second capacitor electrode is disposed on the semiconductor pattern and a portion thereof constitutes a gate electrode. The first electrode and the second electrode are disposed in the same layer on the second capacitor electrode. The at least one light emitting element is disposed between the first electrode and the second electrode. The first pixel electrode is disposed on the first electrode and connected to a first end of the at least one light emitting element. The second pixel electrode is disposed on the second electrode and connected to a second end of the at least one light emitting element. The first electrode is electrically connected to the first capacitor electrode and the semiconductor pattern. The semiconductor pattern and the gate electrode constitute a transistor. The first capacitor is formed of a first capacitor electrode and a second capacitor electrode.

The invention provides an automatic station returning method of a pool robot, the pool robot and a computer readable storage medium, and relates to the field of robots. The automatic station returning method comprises the steps that an environment image of the environment where the pool robot is located is collected, wherein the environment image comprises a base station device; detecting a plurality of feature mark points of the base station device in the environment image; determining two-dimensional coordinate information of the plurality of feature mark points in the environment image; establishing a three-dimensional coordinate system according to the plurality of feature mark points, and determining three-dimensional coordinate information of the plurality of feature mark points in the three-dimensional coordinate system; determining pose information of the base station device relative to the pool robot based on the two-dimensional coordinate information and the three-dimensional coordinate information corresponding to the plurality of feature mark points and imaging parameters of the pool robot; and controlling the pool robot to move towards the base station device according to the pose information. According to the invention, the pool robot is accurately controlled to move towards the base station device for charging, and automatic cruise charging of the pool robot is realized.

The present invention relates to the technical field of tar slag treatment in the coking industry, and in particular to a tar slag collection, loading, transportation, and unloading system and process. It includes a screw conveyor, a temporary slag storage tank, a plunger pump system, a loading sealing device, a tar slag mobile storage hopper, an AGV trolley, a unloading device, and a receiving hopper; one or more feed ports of a screw conveyor are connected to the slag discharge ports of one or more scraper troughs through pipeline seals, and one or more screw conveyor discharge ports are connected to the temporary slag storage tank pipeline seals; the temporary slag storage tank is connected to the plunger pump system, and the main outlet pipeline of the plunger pump system is connected to the tar slag mobile storage hopper through a loading sealing device; the tar slag mobile storage hopper is placed on the AGV trolley and transported to the receiving hopper by the AGV trolley; the unloading device flips the tar slag mobile storage hopper and pours the tar slag into the receiving hopper. The tar slag collection, loading, transportation, and unloading process is fully sealed, harmless, mechanized, and automated.

The present invention discloses a charging method, a charging terminal and a computer-readable storage medium that resists fluctuations in mains electricity. The method comprises: dividing the charging process of a battery pack into multiple charging stages, each stage using a different charging current; when the charging process is interrupted and restored, the range points of the multiple charging stages are adjusted downward to divide a new charging stage range, and after re-judging the charging stage that the current battery pack is in, the battery pack is charged using the charging current corresponding to the charging stage. The present invention avoids the problem that the battery pack voltage drops due to the interruption of the charging process, which affects the battery management system's judgment of the current battery pack charging current, causing the current charging stage to be judged as the previous charging stage, resulting in excessive charging current, making the battery unable to be fully charged and posing a safety hazard.

The embodiment of the application discloses an automatic charging control method of an intelligent inspection robot, relates to the technical field of automatic charging, and solves the problems of high cost, poor docking precision control, low work efficiency and poor adaptability in the prior art; the robot automatically navigates and walks to a charging point, the robot judges the position of the charging pile through the reflection of the laser signals of a laser radar sensor and two reflecting devices, walks towards the charging pile to be closer to the charging pile, and the infrared receiving device of the robot receives the infrared signals of the infrared sending device of the charging pile; the second charging part of the robot is aligned with the first charging part of the charging pile, and continues to advance towards the charging pile, the second charging part is aligned with the first charging part and starts charging; the embodiment of the application realizes the effects of reducing cost, automatic alignment, high efficiency and high success rate.

The utility model discloses a charging clamp for a secondary battery, and belongs to the technical field of battery charging equipment. The clamp comprises a positioning seat, a clamp assembly and a clamp base. A positioning groove is formed in the positioning seat, and the battery monomers are arranged in the positioning groove, so that accurate positioning is realized; the clamp assembly comprises a first clamp assembly and a second clamp assembly which are symmetrically arranged on the two sides of the positioning seat and are matched with each other to stably clamp the single battery from the two sides and charge the single battery; the positioning seat and the clamp assembly are both installed on the clamp base, and the clamp base provides support for the whole structure. According to the charging clamp, accurate positioning of the single battery is achieved through the positioning grooves, the battery is reliably clamped and charged through the first clamp assembly and the second clamp assembly which are symmetrical on the two sides, and the stability and high efficiency of the charging process of the secondary battery can be effectively guaranteed through overall supporting of the clamp base; therefore, the defects of a traditional battery charging clamp in the aspects of charging stability, battery protection, charging efficiency and the like are overcome.