402 results about "Rechargeable battery pack" patented technology

A rechargeable battery for a hair clipper includes a body having a plurality of indentations with each of the plurality of indentations being shaped to receive a fastener member of a different hair clipper. A rechargeable battery assembly for a hair clipper also includes a rechargeable battery having a body. The body having groove and a first projection in the groove with a cavity of the hair clipper that has a resilient member that extends into the cavity, and the resilient member being insertable into the groove.

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 flashlight assembly that includes a tubular main body portion, a tail portion that is removable from the tubular main body portion, a battery assembly, and an alignment system. The main body portion and tail portion cooperate to define a battery assembly interior. The tail portion includes a first charging opening that communicates the battery assembly interior with the exterior of the tail portion. The battery assembly is positioned in the battery assembly interior and includes a battery housing defining a battery housing interior, a rechargeable battery cell disposed in the battery housing interior, and at least a first charging receptacle associated with the battery housing. The alignment system includes one of a first protrusion or a first recess associated with the battery housing and the other of the first protrusion or the first recess associated with the battery assembly interior. The first protrusion is received in the first recess and the first charging receptacle is aligned with the first charging opening.

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 charging management system based on variable charging windows is disclosed. The system can receive and / or determine an anticipated / desired time for the beginning operation of the vehicle. The system obtains or identifies preferences for charging metrics, including desired charge, battery pack preconditioning, and other vehicle attributes. The system then determines a required start time for the desired charging metrics. Illustratively, the determined start time can be based on ambient environmental conditions that can influence charging times, such as differences in charging times based on temperature. The determined start time can also be based on rate schedules for one or more power sources, such as one or more off-peak charging rates, peak charging rates, etc.

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 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.

Discussed is a battery pack that may include a plurality of battery cells connected in series; and a battery management apparatus including a cell balancing module configured to perform balancing of the plurality of battery cells, wherein the battery management apparatus is configured to, in an instance the cell balancing module is operating, perform charging of the battery pack by limiting a charge current of the battery pack depending on whether a time falls within a charge control activation time range and whether a state of charge of the battery pack is equal to or greater than a preset threshold.

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.

A rechargeable battery pack includes: a cell stack including a plurality of battery cells stacked in a first direction; a center frame integrally forming a first floor and a first sidewall and supporting the cell stack; and a first side frame and a second side frame integrally forming a second floor coupled to the first floor in a second direction crossing the first direction and a second side wall supporting narrow cell side surfaces of the cell stack. The first floor and the second floor include a plurality of cooling water paths extending in the first direction and spaced a distance from each other in the second direction.

The present disclosure provides a battery system and a controlling method of the same. The battery system includes a plurality of rechargeable battery packs, and includes a first battery pack that is rechargeable, a second battery pack that is rechargeable independently of the first battery pack, a first switching element that switches the first battery pack between at least a charging node and a discharging node, a second switching element that switches the second battery pack between at least the charging node and the discharging node, and a controller that controls switching states of the first switching element and the second switching element based on usage states and states of charge of the first battery pack and the second battery pack, and thus it is possible to effectively charge a high capacity and high output battery pack.

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 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 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.

A charger includes a charger housing with at least one battery-charging space accessible from the outside for positioning of a rechargeable battery unit, a charging electronics unit in the charger housing for controlling an electrical charging operation for the battery unit positioned on the battery-charging space, and a cooling-air-guiding structure configured for guiding a cooling-air flow from an air inlet structure of the charger housing via the charging electronics unit to an air outlet structure of the charger housing. The cooling-air-guiding structure has a cooling housing arranged in the interior of the charger housing and has a cooling housing air inlet structure and a cooling housing air outlet structure, and is configured for guiding the cooling-air flow through the cooling housing from the cooling housing air inlet structure to the cooling housing air outlet structure and from the latter to the air outlet structure of the charger housing. The charging electronics unit has at least one electronic component which is arranged in the cooling housing. Use may be for electrically charging rechargeable battery packs for electrically operated garden and forestry working apparatus.

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 utility model discloses an electric luggage case which comprises a case body and an electric scooter located at the bottom of the case body, the electric scooter is provided with a front wheel and a rear wheel, a seat plate is arranged at the top of the case body, a rechargeable battery pack and a main control circuit board connected with the battery pack are arranged on one side of the case body, and the main control circuit board is connected with the battery pack. The main control circuit board is connected with the electric scooter through a wire, the lower portions of the two sides of the box body are each provided with a folding pedal, in the contraction state, the folding pedals are contracted in containing grooves in the lower portions of the two sides of the box body, and two rear wheels of the electric scooter are connected through a roller shaft. And a shock absorber connected to the bottom of the box body is arranged on the roller shaft. The product provided by the utility model is reasonable in structural layout, is convenient for a user to sit, and improves the use comfort of the user.

A system and method for charging battery packs is provided. The system may include a charging pad comprising a power supply, a charging pad surface, and a microcontroller unit. The power supply may provide charging power. The charging pad surface may include a first charging region and a second charging region. The microcontroller unit may control delivery of charging power to the first charging region and the second charging region such that a device placed in contact with the first charging region is given a higher charging priority than a device placed in contact with the second charging region.

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.

A rechargeable battery for a hair clipper includes a body having a plurality of indentations with each of the plurality of indentations being shaped to receive a fastener member of a different hair clipper. A rechargeable battery assembly for a hair clipper also includes a rechargeable battery having a body. The body having groove and a first projection in the groove with a cavity of the hair clipper that has a resilient member that extends into the cavity, and the resilient member being insertable into the groove.

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.