51results about How to "Realize smart charging" patented technology

The invention relates to a wireless charging method of a mobile terminal and a wireless charging device. The method comprises the following steps of sending a detection signal to a charging interface of the wireless charging device; judging whether a resonance response signal corresponding to the detection signal is received or not, if so, sending a charging signal to the charging interface; judging whether a charging response signal corresponding to the charging signal is received or not, if so, carrying out wireless charging to the corresponding mobile terminal; and if not, sending a pre-charging signal to the charging interface. The invention also relates to the wireless charging device. According to the wireless charging method and the wireless charging device, through a pre-charging set, an over-discharging mobile terminal can also be charged through the wireless charging device.

The invention provides an electric vehicle charging system for an indoor parking lot and a control method of the electric vehicle charging system. The system comprises a track which is installed at the top of the indoor parking lot, a server used for acquiring vehicle information of a to-be-charged electric vehicle according to a charging instruction sent by a user, at least one charging robot used for moving to an area where the to-be-charged electric vehicle is located through the track according to the vehicle information and controlling a charging gun to be inserted into a charging port ofthe electric vehicle to charge the electric vehicle, and at least one mobile power supply used for moving to the area where the to-be-charged electric vehicle is located through the track according to the vehicle information to provide electric energy; the server is also used for controlling the mobile power supply to be electrically connected with the charging robot. A charging pile does not need to be installed on the ground, so that the user does not need to find the position of the charging pile; the charging robot can automatically move to the vehicle to charge the vehicle, so that a parking area is saved; the utilization rate of charging equipment is increased; the charging cost is reduced; and intelligent charging of the electric vehicle is achieved.

The invention discloses a wireless household appliance charging method and device, a charging control method, a server, a charging module and a charging system. The charging method comprises the steps that the charging device obtains electricity quantity information of a wireless household appliance and judges whether the wireless household appliance needs to be charged or not, wherein the charging device is arranged in the wireless household appliance; when the charging device determines that the wireless household appliance needs to be charged, the electricity quantity information of the wireless household appliance is transmitted to the server so as to enable the server to control the charging module to conduct wireless charging on the wireless household appliance. Charging of the wireless household appliance is achieved and is convenient and fast, the wireless household appliance can be kept in the state of sufficient electric energy, convenience is brought to usage of a user, and user experience is improved. In addition, arrangement of the wireless household appliance is not limited by a power socket, the wireless household appliance is charged when the charging device determines that the wireless household appliance needs to be charged, and the energy saving effect is achieved.

The invention discloses a mobile phone charged through touch. The mobile phone comprises a piezoelectric film, a voltage conversion module, a charge management module and a mobile phone auxiliary battery. The piezoelectric film is arranged on the screen of the mobile phone and used for converting pressure generated when users touch the screen of the mobile phone into electric energy. The input end of the voltage conversion module is connected with the electric energy output end of the piezoelectric film, the voltage conversion module is used for converting small voltage output by the piezoelectric film into the voltage suitable for charging of a mobile phone battery, and the voltage output end of the voltage conversion module is connected with the mobile phone auxiliary battery through the charge management module. The charge management module is used for charging management of the mobile phone rechargeable battery. The mobile phone auxiliary battery is used for storing the electric energy. The mobile phone has the advantages that the piezoelectric film is arranged and can convert the pressure generated when the users touch the screen of the mobile phone into the electric energy, the voltage conversion module is combined for charging the mobile phone, operation is easy and practicable, charging is convenient, the service time of the mobile phone is prolonged, and the piezoelectric film is a transparent piezoelectric film so that the display effect of the original screen of the mobile phone can be guaranteed.

The invention discloses an electric driving system for an electric vehicle and a control method of the electric driving system. The electric driving system comprises two sets of control circuits, two groups of battery packs, a direct-current excitation power supply and a stator permanent magnetic multiphase armature winding redundancy motor. The control method of the electric driving system for the electric vehicle comprises the steps: when the electric vehicle is started, accelerated and climbs a slope, two sets of armature windings work in an electric-electric mode; during normal operation, if stored energy of the two groups of battery packs is insufficient, the two sets of armature windings work in the electric-electric mode, if the stored energy of the two sets of battery packs is not enough and the electric vehicle does not need providing large torque, the two sets of multiphase armature windings work in a power-generating-electric working mode; during high-speed operation, a reverse excitation current is led; during speed reduction and brake, the two steps of multiphase armature windings work in the power-generating-power mode; and during fault-tolerant processing, the multiphase armature windings work by depending on a normal channel. The combination of the electric driving system and the control method thereof ensures that the vehicle can normally run under multiple conditions.

The technical scheme of the invention discloses a charging device and a charging system. The charging device comprises an AC/DC conversion unit, a DC conversion unit and a control unit, wherein the control unit is suitable for acquiring matched charging parameters according to a state of a rechargeable battery, and allocating corresponding power to the DC conversion unit from the AC/DC conversionunit according to the charging parameters; the charging parameters comprise a charging current; and the DC conversion unit is suitable for outputting a charging voltage and a charging current according to the allocated power. The charging device and the charging system realize the DC shunt function, output the charging parameters matched with the instantaneous state of the battery, effectively protect the battery during the charging process, prolong the service life of the battery, and avoid the potential safety hazards.

The invention discloses an electric vehicle charging method, which comprises the following steps: establishing a correspondence relationship between a user ID and electric vehicle information and storing the correspondence relationship into a database; when the target electric vehicle to be charged is connected with the charging pile, obtaining the target identity ID of the target electric vehicleowner through a code scanning mode; Searching target electric vehicle information corresponding to the target identity ID from a database; determining a target charging path matching with the targetelectric vehicle according to the target electric vehicle information, wherein a plurality of parallel charging paths exist directly between the electric vehicle and the power supply system; conducting the target charging path to charge a target electric vehicle through the target charging path; after the charging is completed, the charging fee is calculated according to the charging time length,and the charging fee is deducted from the financial account corresponding to the target identity ID.

The invention relates to the field of wireless electric energy transmission, in particular to a bidirectional wireless electric energy transmission system of an unmanned underwater vehicle, and the system comprises a wireless electric energy transmitting device arranged at a charging station, a wireless electric energy receiving and transmitting device arranged on an underwater vehicle and a wireless electric energy receiving device arranged on equipment needing energy supply; the wireless electric energy transmitting device is used for converting direct-current input electric energy into alternating magnetic energy and transmitting the alternating magnetic energy to the wireless electric energy receiving and transmitting device; the wireless electric energy receiving and transmitting device works in a receiving state and a transmitting state, and when the wireless electric energy receiving and transmitting device works in the receiving state, the wireless electric energy receiving and transmitting device is used for converting received magnetic energy into direct-current electric energy to charge the underwater vehicle; when the wireless electric energy receiving and transmitting device works in the transmitting state, the wireless electric energy receiving and transmitting device is used for converting electric energy stored by the underwater vehicle into alternating magnetic energy and transmitting the alternating magnetic energy to the wireless electric energy receiving device; and the wireless electric energy receiving device is used for converting the received magnetic field electric energy into direct-current electric energy to realize charging of equipment needing energy supply. Bidirectional wireless transmission of electric energy of the underwater vehicle is realized.

The invention provides an insect sticking plate insect pest automatic monitoring device based on a mobile phone. The device comprises the monitoring mobile phone, an intelligent control box, a solar cell panel, an insect sticking plate, a distribution box, and a solar cell panel bracket, an insect sticking plate bracket and a distribution box bracket which are used for fixing the device, the monitoring mobile phone is placed in the intelligent control box, the intelligent control box is placed in the solar cell panel bracket, and a semiconductor chilling plate and a temperature control switchare arranged in the intelligent control box. The device is used for automatically controlling the temperature in the intelligent control box, a single-chip microcomputer, a transformer, a Bluetooth module and a relay are further arranged in the intelligent control box and used for automatically charging the monitoring mobile phone, and the monitoring mobile phone shoots an insect sticking plate image through a shooting hole in the side face of the intelligent control box and sends the image to a server through a wireless network. The automatic monitoring device provided by the invention can solve the problem that an automatic monitoring system cannot stably operate for a long time due to the fact that the monitoring mobile phone is overheated or overcharged.