258results about How to "Sufficient battery" patented technology

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.

The present invention relates to lock technology, and is especially one kind of electronic lock with flywheel generator. The electronic lock includes lock frame and lock core, and has one handle mounted onto the outer surface of the lock frame, one rotation shaft unit with elastic element to reposition the handle and toothed turntable meshed with the input gear of the transmission gear set, one flywheel generator comprising driving gear, diamond plate, rotation arms symmetrically on the fixed shaft, flywheel and miniature generator, and one transmission gear set with output gear meshed to the driving gear. The present invention makes it possible for the electronic lock not to depend on battery.

The invention discloses an intelligent baby diaper which comprises a baby diaper body. The baby diaper body comprises a hydrophilic layer, a conductive layer, a water absorption layer, a waterproof adhesive layer and a breathable composite membrane layer which are sequentially laminated from top to bottom. The baby diaper further comprises a reminding device detachably arranged between the waterproof adhesive layer and the breathable composite membrane layer. The reminding device comprises an ammonia sensor, a humidity sensor, a hydrogen sulfide gas sensor, a temperature sensor, a microcontroller and a communication module, wherein the microcontroller is used for receiving information detected by the ammonia sensor, the humidity sensor, the hydrogen sulfide gas sensor and the temperature sensor, analyzing and processing the information, and converting the information into urine, defecating or urine / defecating signals. According to the intelligent baby diaper, the urine and defecating condition of a user can be detected through the reminding device, and the baby diaper can be detached and repeatedly used, so that a guardian can be reminded to replace the baby diaper in time.

The invention relates to a charging prompting method and device. The method comprises the steps that the prompting moment of a preset reminding item in electronic equipment is acquired; the standby duration of the electronic equipment is determined according to the residual electricity of the current moment of the electronic equipment; and when the standby duration is less than the spacing duration of the current moment and the prompting moment, prompting information is outputted, wherein the prompting information is used for prompting the user to charge the electronic equipment. With application of the technical scheme, the user can be prompted in advance to charge the electronic equipment when the electricity of the electronic equipment cannot sustain to the prompting moment of the preset reminding item so that the electricity of the electronic equipment is ensured to be sufficient and prompting of the reminding item is normally performed, and missing the preset reminding item caused by run-out of the electricity can be avoided for the user.

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.

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.

The invention provides an underwater operation robot system which comprises a buoy and a robot body, wherein the buoy and the robot body are mutually connected through wireless signals; the buoy comprises a base; the robot body disclosed by the invention can change buoyancy force of a snorkeling barrel by changing a water storage amount in the snorkeling barrel, so that the robot body can submergedown or float up, and suspension operation at the special position is achieved; a front distance measurement sonar can detect barriers on an advancing route of the robot, a steering engine can drivea rudder blade to assist the robot body to steer flexibly to avoid the obstacles, and a rear distance measurement sonar can detect whether fishes are close to the robot body from behind; a second control module can read fish natural enemy audio files which are previously stored in a storage module, and the audio files can be played by a sound fish repeller; thus, fishes can be repelled. The underwater operation robot system has the advantages of strong antijamming capacity to environment, high survival coefficient and good safety; meanwhile, the buoy is arranged to serve as a signal transfer station between the robot body and a far-end operation center.

The disclosed parallel power supply method comprises: a large-power DC-DC system composed by at least two single-end reverse-activated DC-DC modules, and an isolation diode to isolate the DC-DC module and charge module, wherein continual increasing load when up to permissive maximal load, the output voltage of DC-DC module less than the lead acid accumulator and the difference larger than the forward conductive voltage drop of the diode, the accumulator begins to supply power. This invention can improve system robustness and charging security.

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.

The invention discloses a self-generation intelligent door lock. The self-generation intelligent door lock comprises a door lock body, a battery module, a kinetic energy power-generation module and asolar charging module. The kinetic energy power-generation module can convert kinetic energy generated when a door is opened into electric energy to charge the battery module, and the solar charging modular can convert solar energy into electric energy to charge the battery module. By adoption of the self-generation intelligent door lock, it can be ensured that the battery module has sufficient electric energy all the time, and the situation that the door cannot be unlocked is prevented.

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.

The invention provides a nickel-hydrogen battery used in an extremely cold environment. The nickel-hydrogen battery comprises a positive electrode substrate, a negative electrode substrate and an electrolyte. The negative electrode substrate has an additive assembly, which comprises, by weight, 28-50% of A2B7 hydrogen-storage alloy powder, 50-70% of AB5 hydrogen-storage alloy powder, 1-3% of T255ultrafine metal nickel powder, 0.1-0.5% of carbon nanotubes, and 0.3-0.5% of M2O3, which is one or more of Yb2O3, Y2O3, Er2O3, and Tm2O3. The invention further discloses a preparation method of a nickel-hydrogen battery used in an extremely cold environment. The nickel-hydrogen battery is sufficient in discharging capacity at an extremely low temperature, is stable, can be used for a long time, and can be widely used to equipment that works in an extremely cold environment.

The invention provides an assistant power supplying ensuring system for an electric car. The system comprises a charger; the input end of the charger is connected with a comprehensive electric controller; the comprehensive electric controller is connected with a motor system, an instrument device, a lighting device, a main power battery and an assistant battery; the output end of the charger is respectively connected with the main power battery and the assistant battery; the assistant battery can also be connected with a solar panel; an intelligent switch and a DC power module are also sequentially connected in series between the main power battery and the assistant battery. According to the assistant power supplying ensuring system for the electric car, the existing charging mode of the electric car is improved; the system is reliable and stable; the charging mode ensures sufficient electricity quantity of the assistant battery of the electric car which is not put into use for a long time; meanwhile, the assistant battery can be charged through the solar panel or the main power battery and a plurality of other ways when the electric car runs, and therefore, the electricity quantity of the assistant battery can be effectively ensured.

The invention discloses a control device and a control method for a long-time storage and transportation mode of automobiles for controlling the connection of a control module and a storage battery irrelevant to the starting, normal driving and safety function of an automobile. The control device comprises an electrical appliance box, a memory fuse or a recoverable breaker, wherein the memory fuseor the recoverable breaker is mounted in the electrical appliance box which is connected between the control module and the storage battery; when the automobile is in the long-time storage and transportation mode, the memory fuse or the recoverable breaker is pulled up. The technical scheme can ensure full electricity after long-time storage and transportation by controlling the electrical loss in the storage and transportation process on the premise of ensuring safe driving, thereby satisfying the requirement of starting and driving of the automobile.