261 results about "Rechargeable battery pack" patented technology

An on-demand water heater (12) includes a heat exchanger (25). Water is supplied to the water heater from a water source such as a well pump (16) or other source of water. The water supplied to the water heater is treated by at least one water conditioner 18. A plurality of electrical heating elements (26, 28, 30, 32) are supplied with electrical power from rechargeable battery pack (46). At least one circuit (48) is operative to control the delivery electrical power from the battery pack to the heating elements to provide for the delivery of heated water at a set temperature from the water heater. The battery pack of the water heater is recharged from an available supply of house current electrical power. The rechargeable battery pack of the exemplary water heater also provides an auxiliary source of electrical power for other devices in circumstances when electrical power from a usual supply source becomes unavailable.

A vehicle battery jump starter that is powered by a removable and rechargeable battery pack, such as a battery pack used with various hand-held power tools. The battery pack removably connects to a vehicle battery jump starter and can be selectively used to charge a power boost module within the vehicle battery jump starter. The power boost module includes, for example, a plurality of supercapacitors or lithium polymer battery cells. The power boost module in combination with the battery pack 100 are used to jump start a vehicle battery. The vehicle battery jump starter includes a charge control circuit configured to control charging of the power boost module based upon battery information obtained from the battery pack.

The disclosure provides an electric vehicle. The electric vehicle includes: a vehicle body provided with a power input port and a power supply device. The power supply device includes a charger and a detachable battery pack. The charger includes a power interface for obtaining external power, a charging portion provided with a docking interface, an output part, and a control unit. The output part includes a first power output interface connected with the power input port to supply power to the electric vehicle. When the power interface is connected with the external power, the control unit controls the charging portion to charge the battery pack.

The invention discloses a charging and discharging control method and device for a battery pack, and belongs to the technical field of batteries, and the method comprises the steps: obtaining the quality parameter of to-be-charged electric energy, setting a preliminary charging method, calculating the charging quality, and carrying out the grading of the charging quality through a set quality threshold value, the to-be-charged battery pack is classified according to the grade of the charging quality, so that classified storage of charging electric energy and reasonable configuration of the to-be-charged battery pack are realized, and a preliminary charging strategy is generated; constructing an identification model, setting a fluctuation identification method, identifying fluctuation of charging electric energy under different time scales, setting a fluctuation adjustment method, and dynamically adjusting the preliminary charging strategy according to the fluctuation type; the method comprises the following steps: acquiring a discharge demand in real time, setting a discharge optimization method, and once the discharge demand is detected, making a discharge plan, setting a battery discharge priority and dynamically adjusting the discharge plan so as to realize efficient utilization of energy and guarantee stability and high efficiency of a battery discharge process.

The invention discloses an energy storage welding power source based on a rechargeable battery pack, and belongs to the technical field of welding power sources, the energy storage welding power source comprises a welding power source outer shell, and the rechargeable battery pack, an intelligent charger, a power source body and a temperature sensor are arranged in the welding power source outer shell; an air inlet and an air outlet are formed in the welding power source outer shell, and a purification mechanism is arranged in the welding power source outer shell. A pipeline opening in one end of the ventilation pipeline directly faces the air inlet, and a shielding assembly is arranged between the pipeline opening of the ventilation pipeline and the air inlet. And a drying assembly is arranged on the mounting plate frame. According to the invention, field, high-altitude and external-power-supply-free welding work can be realized, and the battery can be charged while working with external power supply; and a high-voltage battery pack scheme is adopted, so that the battery discharge current is small, the battery loss is small, the charging speed is high, the battery performance requirement is low, and heat dissipation and dust prevention can be quickly realized.

The invention provides a power battery ground charging control method and circuit, a power supply system and a rail vehicle, and the power battery ground charging circuit applied to the rail vehicle comprises a main ground charging device and a battery pack to be charged; the battery pack to be charged comprises at least two power battery packs; the method comprises the following steps: acquiring a current voltage value of each power battery pack; under the condition that the voltage difference exists between the power battery packs, the first charging path is controlled to be conducted, and the first power battery pack is charged through the main ground charging device; under the condition that the current voltage value of the first power battery pack is equal to the current voltage value of the second power battery pack, the second charging path is controlled to be conducted, and the first power battery pack and the second power battery pack are charged at the same time through the main ground charging device. The emergency charging requirement of the to-be-charged battery pack can be ensured, the charging speed is high, and the cost is low.

A rechargeable battery device for providing three-phase alternating current independently of location is achieved. It comprises a housing providing for a three-phase alternating current output. One or more rechargeable battery packs, at least one bidirectional three-phase inverter as well as one or more common mode filters are accommodated in the housing. The housing incorporates one or more heatsinks with a heat-dissipating surface. The energy density of the rechargeable battery device corresponding to the gross capacity of the one or more rechargeable battery packs in relation to the residual weight of the rechargeable battery device is at least 0.1 kWh / kg, wherein the residual weight corresponds to a total weight of the rechargeable battery device minus a weight of the one or more rechargeable battery packs.

A vehicle battery jump starter that is powered by a removable and rechargeable battery pack, such as a battery pack used with various hand-held power tools. The battery pack removably connects to a vehicle battery jump starter and can be selectively used to charge a power boost module within the vehicle battery jump starter. The power boost module includes, for example, a plurality of supercapacitors or lithium polymer battery cells. The power boost module in combination with the battery pack 100 can be used to jump start a vehicle battery.

A refuse collection vehicle including a chassis; a cab coupled to a front portion of the chassis; an electric vehicle body coupled to the chassis rearward of the cab, the electric vehicle body including one or more electrically powered body systems the electric vehicle body further including at least one rechargeable battery pack configured to provide electric power to the body systems; at least one rechargeable battery pack configured to provide electric power to the body systems; and a computing device. The computing device is configured to perform operations including: calculating a state-of-charge of at least one rechargeable battery pack based on a voltage of the at least one rechargeable battery pack, determining a remaining capacity of the at least one rechargeable battery pack, and restricting certain electric vehicle body functions when the remaining capacity falls below a threshold.

A case for carrying loads by an Unmanned Aerial Vehicle (UAV) comprises a first end comprising a first cap and a first opening and a second end comprising a second cap and a second opening, the second opening being smaller than the first opening. The case also comprises a rechargeable battery pack that, when the case is secured to the UAV, is configured to provide a power source for the UAV and the first cap and the second cap each comprising at least one metal connector for providing power to the UAV.

A charging adapter includes a first coupler, a second coupler, a power delivery path, an arithmetic circuit, and a transmission circuit. The first coupler is detachably coupled to a power delivery adapter. The power delivery adapter outputs a DC voltage. The second coupler is detachably coupled to a battery pack. The power delivery path electrically couples the first coupler to the second coupler. The arithmetic circuit calculates a control parameter of the power delivery adapter based on a state of the battery pack coupled to the second coupler. The transmission circuit transmits the calculated control parameter to the power delivery adapter through the first coupler.

A temperature controlled enclosure that includes a temperature control device for controlling the temperature within an internal cavity of the temperature controlled enclosure. The temperature controlled enclosure also includes one or more charging ports for receiving and charging a battery pack. A controller within the temperature controlled enclosure controls the temperature within the internal cavity to a predetermined or desired temperature (e.g., 20° C.). When a battery pack is received in the one or more charging ports, the temperature of the battery pack can be determined. If, for example, the temperature of the battery pack is below 0° C., the battery pack is allowed to warm up inside the temperature controlled enclosure before the battery pack is charged.

An illuminating pet harness and system are provided. The harness has a back strap, girth strap, and chest strap. A light source, such as a light-emitting diode (LED) strip, is disposed on the chest strap and operable in multiple modes including full brightness, reduced brightness, and flashing in order to illuminate a path in front of a pet wearing the harness. The LED may be operable to emit light between 800 and 1100 lumens. Means for powering the LED strip are provided and may include a rechargeable battery pack, securable to the back strap, and configured with means for controlling the LED light strip. The harness may further comprise a handle disposed on the back for added control, padded straps for comfort, and reflective material along the back, girth, and chest straps for visibility. The LED strip enhances visibility up to 200 meters, ensuring safety for pets and owners.

The invention discloses a portable scientific research animal air transportation life support and biomedical culture experiment device which comprises a suitcase body, the interior of the suitcase body is divided into three cavities, and an oxygen replacement and ammonia gas treatment module, a rechargeable battery pack module and an animal culture module are correspondingly and fixedly arranged in the three cavities respectively. The animal culture module is correspondingly provided with a camera monitoring and visual information processing module and a lighting assembly. The experimental device for transporting life support and biomedical culture, provided by the invention, is designed into a portable suitcase structure, so that the experimental device is convenient to transport and carry and can be carried by an operator. A visual information management system of an operation panel and a display screen can carry out real-time monitoring and information feedback on the internal condition of the animal culture module, and life safety in the scientific research animal transfer and culture experiment process is effectively ensured.

A hand-held battery powered hydraulic tool includes a tool frame having a motor, a working head operatively coupled to the tool frame and selectively actuatable by the motor and a rechargeable battery pack configured to power the motor, the battery pack is removably connected to the tool frame. The battery pack includes one or more cells. The cell includes first and second electrodes and an electrolyte. One or both of the first and second electrodes include a support layer and an electrochemically reactive species on the support layer and in contact with the electrolyte, and wherein the support layer includes a high specific surface area material.

One or more embodiments of the present disclosure may include a rechargeable battery pack including: unit cells adjacent to each other; a case including an internal space for accommodating the unit cells; a fire extinguishing agent unit spaced apart from the unit cell and configured to generate a solid aerosol at a set temperature; and a medium between the plurality of fire extinguishing agent units.

A control method and device compatible with charging of multiple batteries, comprising the steps of: an STM chip detecting in real time whether a charging pile charging head is electrically connected to a battery pack to be charged, the charging head electrically connecting to the battery pack to be charged, the STM chip selecting a charging type according to the type of battery to be charged, inputting the acquired real-time data of the battery pack into a trained convolutional neural network, the neural network adjusting the error parameter in real time according to the real-time data of the battery pack, thereby adjusting the voltage or current at the input end of the battery pack, and the STM chip controlling the electrical connection of the charging head according to the output result of the convolutional neural network. The present invention automatically and flexibly switches different charging modes according to different needs, and taking into account different battery parameters, significantly improves the charging efficiency and saves resources.

A portable power source. The portable power source includes a housing, a first battery pack support configured to receive a first removable and rechargeable battery pack, a second battery pack support configured to receive a second removable and rechargeable battery pack, an inverter within the housing, and an alternating current power outlet. The inverter is configured to receive output power from the first removable and rechargeable battery pack and the second removable and rechargeable battery pack. The inverter is configured to produce an alternating current power output. The alternating current power outlet is configured to receive the alternating current power output from the inverter. The inverter is configured to be disabled when the first removable and rechargeable battery pack is received in the first battery pack support and the second removable and rechargeable battery pack is not received in the second battery pack support.

An electric vehicle (EV) includes a battery pack, a first housing to house at least one first battery module included in the battery pack, a power distribution unit (PDU) to distribute power to the battery pack, a PDU housing that houses the PDU, and at least one DC charge port to connect to a DC voltage source to charge the battery pack. The at least one DC charge port is attached to the PDU housing, and the PDU housing is attached to the first housing.

The utility model relates to a fast winding and receiving device of photovoltaic cable belongs to winding and receiving device technical field, including bottom plate, winding frame and two handle lever, the lower surface of bottom plate is equipped with the connecting mechanism, the upper surface of bottom plate is rotatingly connected with the rotating rod through the bearing, the outside of rotating rod is equipped with the first bevel gear. According to the rapid winding and storage device for the photovoltaic cable, rapid and uniform winding of the photovoltaic cable is achieved, four universal wheels are arranged at the bottom of the device, movement on the ground is facilitated, the flexibility and portability of the device are improved, the height of a handle rod on the front side and the height of a handle rod on the rear side can be adjusted by twisting fixing bolts and matched threaded holes, and the practicability is high. The operation requirements of workers with different heights can be met, the operation comfort and efficiency are improved, a rechargeable battery pack is arranged in the device, electric energy is provided for a motor and other electrical equipment, the device can be used in different places and is not limited by a power socket, and the applicability and convenience of the device are improved.

1. The name of the design product: the joint of battery pack (smart power display plug type). 2. The use of the design product: the power joint of rechargeable battery pack, and the indication of the state of battery pack. 3. The design points of the design product: in shape. 4. The picture or photo that can best show the design points: usage state figure 1.

An electric vehicle (EV) battery emergency charging system is disclosed. The system comprises a sealed housing containing a rechargeable battery pack, an EV battery charging port, USB ports, a hand crank, and a digital display. The system is adapted to be recharged using traditional electric supplies or through a foldable and detachable solar panel. The hand crank can be used to generate electrical energy, transformed by a magneto, to recharge the internal battery pack. The generated power can be used to recharge the EV battery or power other appliances via USB ports. A battery management system provides safe charging and discharge cycles rechargeable battery pack. The system offers a reliable solution for emergency EV charging in emergency situations without reliance on charging stations.

The present invention relates to the technical field of battery management for hybrid electric drones, and in particular to a battery management method for hybrid electric drones and a hybrid electric drone. The battery management method, after the hybrid electric drone completes a flight mission, performs the following steps: detecting the current voltage of each battery pack in a rechargeable battery pack; determining the current minimum voltage of each battery pack in the rechargeable battery pack; screening out battery packs to be discharged from the rechargeable battery pack whose first difference between the current voltage and the current minimum voltage exceeds a first set threshold; and discharging the battery packs to be discharged so that the voltage of the battery packs to be discharged and the first difference do not exceed the first set threshold. The present invention discharges unbalanced battery packs after each flight mission is completed, ensuring that the battery packs are balanced when the hybrid electric drone performs a flight mission next time, thereby improving the power supply safety performance of the hybrid electric drone.

Disclosed is a rechargeable battery pack that maximizes pack energy density by stacking battery cells. The rechargeable battery pack includes: a center frame having a first bottom and a first side wall and supporting a cell stack; a first side frame and a second side frame having a second bottom and a second side wall, and coupled to the central frame in a second direction crossing the first direction and supporting a cell narrow side of the cell stack; and a first end frame and a second end frame coupled to both ends of the center frame and both ends of the first side frame and the second side frame in the first direction to support a cell wide side of the cell stack.

The utility model provides a roller type face-lift scraping therapy device which comprises a holding rod and a scraping therapy wheel assembly arranged at one end of the holding rod, and a control circuit board and an LED lamp panel or an LED lamp bead used for emitting light are arranged in the holding rod. The end, facing the scraping therapy wheel assembly, of the holding rod is provided with a light through hole used for emitting light. The LED lamp panel or the LED lamp beads are arranged close to the light through hole; the rechargeable battery assembly is arranged in the holding rod, or the battery bin is arranged in the holding rod and is used for placing a battery; the LED lamp panel, the LED lamp beads and the rechargeable battery assembly are electrically connected with the control circuit board, in practical application, due to the fact that the LED lamp panel or the LED lamp bead structural component is additionally arranged on the basis of a scraping therapy structure, light is utilized to irradiate the skin such as red light or blue light, function combination can be better achieved, and the use experience degree and the use effect are improved.

The invention relates to sea surface automatic position keeping floating observation equipment based on wave energy, which comprises a floating ball upper hemisphere, a floating ball lower hemisphere, a linear motor power generation group and a corresponding connecting structure, and is characterized in that a floating ball upper cover plate is arranged above the floating ball upper hemisphere; gPS equipment, a mobile signal receiver, optical video observation equipment and a recovery indicating lamp are installed on the floating ball upper cover plate, the floating ball upper hemisphere and the floating ball lower hemisphere are connected in a sealed mode, a circuit partition plate is arranged between the floating ball upper hemisphere and the floating ball lower hemisphere, a rechargeable battery pack is installed in the floating ball lower hemisphere, and a plurality of electric paddles are evenly installed on the outer side of the floating ball lower hemisphere. And the lower hemisphere of the floating ball is connected with the linear generator set. The problems that the position of existing equipment needs to be kept through a fixing support, or the existing equipment can only drift along with waves, detection tasks are difficult to conduct in a fixed range, and the existing equipment is unstable when subjected to large wave impact or hull impact are solved.

The utility model relates to a water quality sensor based on digital twinning, which comprises a spherical base, a display instrument and a plurality of sensors used for measuring different parameters in a water body, a rechargeable battery pack and a data processor are arranged in the spherical base, and the bottom of each sensor is provided with a hollow connecting rod. The bottom of the connecting rod is matched with the spherical base in a screwed mode, the bottom of the connecting rod is in circuit connection with the rechargeable battery pack and the data processor, and data transmission is achieved between the data processor and the displayer through the data line. According to the utility model, the sensors for measuring different types of water quality data are fused on the spherical base body, so that modular selection can be carried out according to detection requirements, and the spherical base is placed in different levels of reaction tanks and sedimentation tanks, so that the detection of different types of parameters in the water body is realized; therefore, detection and information transmission of multiple parameters in the water body can be completed, and the water quality sensor with the integrated structural design is more convenient and simpler to use.

The invention relates to power supply devices for equipment on a railway network. The claimed device comprises feeder input and protection units, an input unit comprising a feeder connection circuit and a bypass circuit, an uninterruptible power supply, a battery cabinet, an automatic power shut-off unit, an isolation transformer, a power distribution unit, a rechargeable battery pack, and a transformer power distribution unit. The inlets of the feeder input and protection units are connected to the automatic power shut-off unit, the uninterruptible power supply and the rechargeable battery pack. The outlets of the feeder input and protection units are connected to the feeder connection circuit, a first outlet of which provides a guaranteed power output, and a second outlet of which is connected to the isolation transformer, and connected in parallel to the outlet of the isolation transformer via the bypass circuit and the uninterruptible power supply are the power distribution unit, which provides an uninterruptible power output, and the transformer power distribution unit, which provides redundant power outputs. The interruptible power supply is connected to the battery cabinet, and the rechargeable battery pack is connected to the input unit. The technical result consists in providing an uninterrupted power supply to railway automation and remote control devices.

The invention relates to an electrical energy storage device, in particular in the form of a rechargeable battery pack, comprising at least one electrical energy storage cell, in particular a plurality of electrical energy storage cells, in particular in the form of rechargeable battery cells, wherein: the electrical energy storage device comprises a housing; the at least one electrical energy storage cell is accommodated in an accommodating space defined by the housing; the housing comprises at least one first housing part and at least one second housing part; the electrical energy storage device comprises an open-loop and / or closed-loop control device for open-loop and / or closed-loop control of the charging and / or discharging of the at least one electrical energy storage cell; the open-loop and / or closed-loop control device is accommodated in the first housing part and is at least partially, in particular entirely, potted therein with a curing potting compound which forms a potting body; a housing sealing element is arranged or formed between the first housing part and the second housing part in order to seal off the accommodating space; and the housing sealing element is formed from the potting compound. The invention also relates to an improved electrical appliance system and to an improved method for producing an electrical energy storage device.