204 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.

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.

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 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 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.

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 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.

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.

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.

A cordless, hand-held power tool, such as a hammer drill / driver, an impact driver, an impact wrench, etc., that includes a brushless direct current (“BLDC”) motor. Each of the hand-held power tool includes a removable and rechargeable battery pack, electronics, and a BLDC motor that have been designed and balanced to produce high-performance-capable (e.g., high-power, high-current, high-torque) hand-held power tool. The hand-held power tool is capable of delivering high instantaneous (i.e., short duration) current to the BLDC motor for short-duration high power operation and high continuous (i.e., long duration) current to the BLDC motor for long duration high power operation. Additionally, the short and long duration power is capable of being provided in a smaller (in size) and lighter (in weight) power tool.

This invention discloses a mobile charging robot, comprising a mobile chassis and a robot body. An energy storage and charging module is mounted on the chassis, housing a rechargeable battery pack and a charge / discharge management unit. The charging interface unit has an input interface for connecting to an external power source to recharge the battery, and an output charging unit supplies power externally via a charging gun. An environmental perception module and a positioning and navigation module, working in conjunction with a central control module, enable environmental detection, positioning, and path planning. A remote communication module supports wireless interaction between the robot and a terminal. The central control module coordinates the entire process of robot movement and charging / discharging. This invention features high integration, can autonomously complete charging tasks, and is adaptable to various outdoor charging scenarios, effectively improving charging flexibility and convenience.

The application provides a wireless hair dryer, which comprises a wind tube, a handle connected to the wind tube, a charging battery assembly, and a fan assembly. The wind tube is provided with an air outlet channel. The handle is provided with an air inlet channel communicating with the air outlet channel. The charging battery assembly comprises a charging battery arranged in the wind tube, a charging connector arranged at the end of the handle, and an electric wire connected between the charging battery and the charging connector. The electric wire is arranged in the peripheral wall of the handle. The fan assembly is arranged in the air inlet channel of the handle. The fan assembly works to make the airflow produced by the fan assembly enter the air inlet channel and then be discharged from the wind tube through the air outlet channel. Since the electric wire does not occupy the space of the air inlet channel, the electric wire will not block the airflow produced by the fan assembly, the air inlet channel is kept smooth, the air pressure of the wireless hair dryer is stronger and more concentrated, the working efficiency is higher, and the user experience is improved.

The present invention discloses a parallel-chargeable rechargeable battery pack, specifically relating to the field of electric energy storage technology, comprising a housing, a controller, a plurality of distribution storage batteries, a slide frame, and a saturated current cutoff mechanism; wherein the saturated current cutoff mechanism comprises a transmission screw, a drive motor, a socket block, a guide slot frame, two slot bodies, a connecting shaft, a parallel charging terminal, an electrode column, and a capacitance measurement sensor. The present invention, through the saturated current cutoff mechanism, has the advantage of timely eliminating the problem of repeated charging of saturated distribution storage batteries charged in parallel, not only reducing energy consumption, but also reducing the number of micro-recharge cycles of the distribution storage batteries, significantly improving the service life of the parallel-charged battery pack, thereby solving the problem of difficulty in timely eliminating repeated charging of saturated parallel-charged battery packs, which not only consumes energy but also affects the service life of the parallel-charged battery pack.

To provide a technique of suppressing melting of an elastic body when a single cell is generating heat.SOLUTION: A buffer member 30 is arranged between two single cells 10 adjacent to each other. The buffer member 30 includes: a tabular first heat resistance part 32; a tabular second heat resistance part 34 facing the first heat resistance part 32; and a resin elastic part 36 arranged between the first heat resistance part 32 and the second heat resistance part 34. In that configuration, the first heat resistance part 32 (or the second heat resistance part 34) can be placed between the single cells 10 and the elastic part 36. The elastic part 36 can be thus prevented from being heated directly when the single cells 10 are generating heat and melting of the elastic part 36 can be therefore suppressed.SELECTED DRAWING: Figure 3

This application relates to a control method, apparatus, computer equipment, and medium for frequency support in a grid-connected system. The grid-connected system includes an energy storage unit and a renewable energy generation unit. The energy storage unit includes a rechargeable battery pack and a discharge battery pack. The method includes: in response to a power regulation command for the grid-connected system, acquiring a first current state of charge (SOC) of the rechargeable battery pack, a second current SOC of the discharge battery pack, the maximum available power of the renewable energy generation unit, and grid frequency deviation data; determining a comprehensive SOC of the energy storage unit based on the first and second SOCs; and determining a target power regulation strategy for the grid-connected system based on the comprehensive SOC, frequency deviation data, and the maximum available power of the renewable energy generation unit, to control the power generation of the energy storage unit and the renewable energy generation unit. This method can extend the battery pack's lifespan while ensuring grid frequency stability.

A rechargeable battery pack includes a plurality of unit cells adjacent to each other, a case having an internal space for accommodating the plurality of unit cells, and a fire extinguishing agent unit spaced apart from the plurality of unit cells in the internal space of the case. The fire extinguishing agent unit is configured to generate a solid aerosol at a reference temperature to extinguish a fire in one or more of the plurality of unit cells.

A rechargeable battery pack is provided. The rechargeable battery pack includes a holder having an accommodation space therein, a plurality of unit battery cells in the accommodation space, a connection tab electrically connecting the plurality of unit battery cells at an upper portion of the holder, a bus bar including a connector electrically connected to the connection tab and extending to the upper portion of the holder, a BMS circuit electrically connected to the connector; and a support between the connector and the BMS circuit and supporting the BMS circuit on an upper surface of the holder. Accordingly, the present disclosure provides a rechargeable battery pack capable of stably supporting and electrically connecting a BMS circuit even if a connection portion between a bus bar and the BMS circuit is not horizontal.

A Mechanic's Creeper with Lights is a mechanic's creeper equipped with integrated task lighting powered by a rechargeable battery pack. The device is provided with multiple light emitting diode (LED) lights on either side of the headrest. The lights are low profile and do not interfere with use of the creeper. The lights, held in place via magnets, are wired together to a common switch located at the top of the creeper that is easily reached when laying on the creeper. The lights are powered by a typical removable battery pack used to power portable tools such as those from DeWalt®, Milwaukee®, or the like. Various adapters to utilize different battery systems and voltages could be provided. The battery pack is located on the underside of the device near the user's head for easy access should removal of the battery for recharging be necessary.

The invention relates to the technical field of anastomats, and discloses an anastomat rechargeable battery protection bin which comprises a shell box and an anastomat body, a shell cover is rotationally connected to the shell box, two battery packs are installed on the inner wall of the shell box, two nail bins are arranged on the inner wall of the shell box, and a shell display screen is arranged on the surface of one side of the shell box; a fingerprint recognition device is arranged on the surface of one side of the shell box, a charging port is formed in the side, away from the fingerprint recognition device, of the shell box, a power supply battery is installed on the inner wall of the shell box, and a circuit board used for control is further installed on the inner wall of the shell box. Especially, the economical efficiency is more prominent in a high-frequency use scene, the long-term use cost can be reduced, the battery waste amount is greatly reduced through the rechargeable design, the green medical treatment trend is met, the environment-friendly treatment pressure of medical institutions is reduced, medical waste is reduced, and the environment friendliness is improved.