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258results about How to "Sufficient battery" patented technology

Vehicle-to-vehicle charging machine and system as well as charging method

The invention relates to a vehicle-to-vehicle charging machine and system as well as a charging method. The vehicle-to-vehicle charging machine comprises a matching conversion circuit, a high-voltage power receiving port used for being connected with a power receiving vehicle, a high-voltage charging port used for being connected with a charging vehicle as well as a low-voltage direct current bus and a charging machine controller, wherein the high-voltage power receiving port and the high-voltage charging port are connected with an input end and an output end of the matching conversion circuit respectively; the machine further comprises a low-voltage energy storage device used for supplying power to a control system of the vehicle-to-vehicle charging machine, a first low-voltage port used for being connected with the charging vehicle and a second low-voltage port used for being connected with the power receiving vehicle; the low-voltage energy storage device is connected with a low-voltage bus which is connected with the first low-voltage port and the second low-voltage port. According to the provided vehicle-to-vehicle charging method, when a certain electric vehicle breaks down due to the fact that the battery runs out, any one of other electric vehicles can charge the electric vehicle by means of the independent vehicle-to-vehicle charging machine.
Owner:ZHENGZHOU YUTONG BUS CO LTD

Wireless power supply intelligent door lock

The invention discloses a wireless power supply intelligent door lock. The door lock comprises a wireless power source emission control device mounted on a door frame and a wireless power source receiving control device mounted on a door body; the wireless power source emission control device comprises a first mater control unit, a wireless power source emission coil, a first wireless power source conversion unit, a first communication unit and a door body state detection unit; the wireless power source receiving control device comprises a second master control unit, a wireless power source receiving coil, a second wireless power source conversion unit, an energy storage unit and a second communication unit; the first master control unit decides whether the wireless power emission coil is triggered to work so as to charge the energy storage unit according to door body switch state information obtained by the door body state detection unit in real time and energy storage unit electric amount information obtained by communication interaction; the energy storage unit in a lock body can be charged when the door body is closed, it is always kept that the electric amount of the energy storage unit is sufficient, normal work of the lock body is ensured, and operation convenience of the intelligent lock is greatly improved.
Owner:XIAMEN HUASHU ELECTRIC POWER SCI & TECH CO LTD

Stagewise buoyancy drive heavy-load underwater vehicle

The invention discloses a stagewise buoyancy drive heavy-load underwater vehicle. The stagewise buoyancy drive heavy-load underwater vehicle comprises a heaving line, a bow outer shell, a front cabinsection, a middle cabin section, a rear cabin section, an antenna cabin section, a tail rudder section and a tail propeller, wherein the heaving line, the bow outer shell, the front cabin section, themiddle cabin section, the rear cabin section, the antenna cabin section, the tail rudder section and the tail propeller are sequentially arranged from front to back. A front buoyancy adjusting moduleand a transverse propeller are arranged in the front cabin section, and a power module, a control module and a posture adjusting module are arranged in the middle cabin section. A rear buoyancy adjusting module is arranged in the rear cabin section, and two gliding wings are arranged on the two sides of the rear cabin section. A wireless communication antenna and an iridium satellite and Beidou antenna are arranged on the upper portion of the antenna cabin section, and a load rejection module is arranged on the lower portion of the antenna cabin section. A cross-shaped rudder mechanism is arranged in the tail rudder section. The tail propeller is mounted behind the tail rudder section. The heaving line is located at the foremost end of the bow outer shell and connected with the bow outershell through a bolt. All stages of oil pumps of the two buoyancy adjusting modules can be simultaneously switched on, the oil drainage time and the oil return time of the vehicle are shortened, and the gliding performance of the vehicle is improved.
Owner:TIANJIN UNIV

Quick charging system and method for power batteries of electric cars

The invention discloses a quick charging system and method for power batteries of electric cars. The system comprises a fault protection module, the input end of the fault protection module is connected with the output ends of a power-frequency alternating-current input grid and a digital signal processor, the output end of the fault protection module is connected with an input rectifying and filtering module, a direct-current signal then passes through a half-bridge inverter circuit to transmit stored energy to a high-frequency transformer via opening of switch tubes, a full-wave rectifying circuit converts pulsed voltage outputted by the high-frequency transformer into direct-current voltage which is transmitted to an output direct-current filter circuit, the output direct-current filter circuit filters out smooth direct current flowing into an electric car battery load, and the electric car battery load is connected with the output end of the fault protection module through a depolarization module. By the system and method, quick charging to the power batteries is realized, battery polarization can be removed effectively, efficiency of a charger is improved by an energy recovery circuit, and service lives of the batteries are prolonged.
Owner:SHANDONG UNIV

Self-locking type hinge and cubic star battery array adopting self-locking type hinge

The invention discloses a self-locking type hinge and a cubic star battery array adopting the self-locking type hinge. The self-locking type hinge comprises a body inserting panel fixing part, unfolding array fixing parts, a positioning shaft, screws, locking pieces, a torsional spring, positioning pins, springs and limiting protrusions. Under drive of torsional spring force, the unfolding array fixing parts rotate around the body inserting panel fixing parts, and when the unfolding array fixing parts are unfolded to the set angle, the springs pop the positioning pins into blind holes from through holes so as to achieve the positioning effect; the cubic star battery array adopts the hinge of the type, and the battery array comprises 3P battery plates and a plurality of self-locking type hinges, wherein the P is equal to 1, 2, 3 and the like, the battery plates are equally divided into three rows, and the rows are connected through the hinges; the hinge connecting the first row of battery plates and the second row of battery plates and the hinge connecting the second row of battery plates and the third row of battery plates are located on the two faces of the battery plates, and the column of the second row and another columns are connected through the hinges; and the hinges on the adjacent columns are located on the two faces of the battery plates; and the self-locking type hinge and the cubic star battery array are small in size, small in mass, high in adaptation, good in transportability and large in unfolding area.
Owner:NANJING UNIV OF SCI & TECH

Wireless charging system for pipeline robot

InactiveCN105186641ASolve the problem of continuous power supplySufficient batteryBatteries circuit arrangementsElectric powerEngineeringContinuous operation
The invention discloses a wireless charging system for a pipeline robot, and the system comprises a wireless charger device and a pipeline robot wireless charging receiving device. A variable frequency charging module, which is disposed in the wireless charger device outside a pipeline, is connected with a primary coil and a power module. A charging communication positioning and control module is connected with the variable frequency charging module and the power module. A rectification step-down module, which is disposed in the pipeline robot wireless charging receiving device in the pipeline robot, is connected with a machine-mounted battery module. A receiving communication positioning and control module is connected with the rectification step-down module and the machine-mounted battery module. A technical problem to be solved in the invention is to provide the wireless charging system for the pipeline robot. The system can solve a problem of continuous power supply of the pipeline robot, can achieve wireless charging, guarantees that the pipeline robot has enough power for continuous pipeline operation, greatly increases the continuous operation time of the pipeline robot and enlarges the range of the pipeline robot, and guarantees the leakproofness, safety, high efficiency and practicality of the pipeline robot.
Owner:CHINA THREE GORGES UNIV

Mobile power charging device, rental cabinet and mobile power source

The invention provides a mobile power charging device, a rental cabinet and a mobile power source. The power charging device comprises a mobile power storage cabinet, a main control module and a power supply module; the mobile power storage cabinet comprises a control circuit board and a drive motor connection, the drive motor and a transmission mechanism are connected in a transmission mode; a drive shaft is arranged on the inner side of an accommodating slot track; the transmission mechanism is arranged on the outer side of the accommodate slot track and is connected with the drive shaft, and is used for driving the mobile power to enter or get out of the cabinet under the drive of the drive motor; the control circuit board and the power supply module respectively are connected with the main control module, the control circuit board is used for connecting with the mobile power source after the mobile power enters the storage cabinet; the main control module is used for controlling the power module for supplying power to the control circuit board, so that when the quantity of the mobile power is below a set power threshold value, the mobile power source obtains power from the control circuit board, the power charging device can loan mobile power for users, charges electricity for the electronic equipment, and the charging device can also automatically detects storage quantity of the stored mobile power and timely charge electricity for mobile power.
Owner:湖南魔电易联网络科技有限公司

Wireless mobile charging method and device, and unmanned aerial vehicle system

The embodiment of the invention provides a wireless mobile charging method and device, and an unmanned aerial vehicle system. The wireless mobile charging method comprises the steps that image information including the wireless charging device and shot by a mobile target is obtained; according to the image information, a relative distance value and a relative speed value between the mobile targetand the wireless charging device are calculated; according to the relative distance value and the relative speed value, the mobile target is controlled to move into a working area of the wireless charging device, and the wireless charging device charges the mobile target; the relative displacement of the wireless charging device and the mobile target is controlled to be within the working area, and continuous charging is conducted; and when the charged quantity of the mobile target is detected to reach the preset electric quantity, the mobile target continues executing reminding tasks according to preplanned task requirements. According to the wireless mobile charging method and device, and the unmanned aerial vehicle system, the mobile target does not need to be shut down for stopping, task executing and charging can be conducted simultaneously, the achieving mode is simple and quick, and the application field of the mobile target is expanded.
Owner:武汉星巡智能科技有限公司

Electric vehicle remote air conditioning control system and control method based on battery capacity

The invention discloses an electric vehicle remote air conditioning control system and control method based on battery capacity. The electric vehicle remote air conditioning control method based on the battery capacity is used for remotely opening an air conditioning system and remotely closing the air conditioning system; when a vehicle controller receives an instruction of remotely opening the air conditioning system, the vehicle controller controls the air conditioning system to start if determining that an electric vehicle is in a charging state at present; or the vehicle controller further controls the air conditioning system to start according to battery capacity information if determining that the electric vehicle is not in the charging state at present but a charging gun is in a connecting state; and when the vehicle controller receives an instruction of remotely closing the air conditioning system, the vehicle controller controls the air conditioning system to be closed if determining that the electric vehicle is in the charging state at present; or the vehicle controller controls the air conditioning system to be closed if determining that the electric vehicle is not in the charging state at present but the charging gun is in the connecting state.
Owner:IAT AUTOMOBILE TECH
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