1083 results about "Battery terminal" patented technology

A battery assembly for use with a surgical device having a battery terminal and operational parameters includes a housing having a shape formed to removably connect with the terminal. The housing contains a modular battery operable to supply power to the device at the terminal and has a control circuit with a microprocessor, a memory, and a real-time clock. The control circuit is communicatively coupled to the battery and is operable to detect an identity of the surgical device, to determine at least one piece of information pertaining to at least one of the operational parameters of the surgical device based upon the detected identity, to record the piece of information at least in the memory, and to selectively allow or prevent the battery from supplying power to the surgical device dependent upon the piece of information.

A battery management unit and system for managing the state of charge of cells or batteries (B1-B10). Each battery management unit (1) measures cell or battery terminal voltage and provides this information to a central controller (3) via a communication medium (2). Each battery management unit (1) monitors a plurality of batteries (B1-B10) and can selectively charge a selected battery (B1-B10) via a charger (7) and switch circuit (8, 17) or can selectively discharge a selected battery (B1-B10) via a load (10) and switch circuit (8, 17) under the control of a controller (6). The controller (6) may control charging and discharging in accordance with measurements from voltage sensors (15a-j) or may convey information from a voltage sensors (15a-15j) to the central controller (3) and receive charging and discharging commands from the central controller (3). Charging and discharging is controlled to maintain all batteries within a desired state of charge ranged. The central controller (3) may selectively connect a main charger (20) or generator (21) to a bank of batteries associated with a battery management unit (1).

An apparatus for powering a load from solar energy comprises a DC/DC converter, battery terminals coupled to an output of the DC/DC converter and coupleable to an energy storage device, and solar panel terminals coupled to an input of the DC/DC converter and coupleable to a solar panel. Logic is coupled to the converter to control its conversion rate. A detector is coupled to the converter and detects its power output. The logic is operable to adjust the conversion rate until the solar panel operates at the smaller of a maximum power point of the solar panel and a power point of the solar panel that results in a maximum desired power.

A battery load leveling system for an electrically powered system in which a battery is subject to intermittent high current loading, the system including a first battery, a second battery, and a load coupled to the batteries. The system includes a passive storage device, a unidirectional conducting apparatus coupled in series electrical circuit with the passive storage device and poled to conduct current from the passive storage device to the load, the series electrical circuit coupled in parallel with the battery such that the passive storage device provides current to the load when the battery terminal voltage is less than voltage on the passive storage device, and a battery switching circuit that connects the first and second batteries in either a lower voltage parallel arrangement or a higher voltage series arrangement.

The battery pack is provided with a battery block, a case, and a circuit board. The battery block has a plurality of batteries lined up in a horizontal row with the same orientation, and lead plates connect to terminals of those batteries to form a parallel unit. A plurality of parallel units are stacked in the vertical direction with different orientation, and battery terminals are connected by lead plates in the vertical direction to connect parallel units in series. Lead plates have projections which protrude horizontally beyond the confines of the battery block and connect with the circuit board, and the battery block and circuit board are connected as a unit.

In a control apparatus for a hybrid vehicle which is able to travel under the driving force from at least one of an internal-combustion engine E and a drive motor connected to the internal-combustion engine, when an FI/AT/MGECU and a MOTECU execute motor damping which generates a torque for suppressing the torque vibration of the internal-combustion engine, in the motor M, the MOTECU corrects a motor torque calculating battery terminal current value obtained by multiplying an input-output current ABAT of the battery, by an offset value corresponding to the motor damping, and executes zero power control based on the corrected motor torque calculating battery current value. As a result, the input and output power of the power storage unit are accurately balanced and overcharge or overdischarge of the battery based on the input-output current ABAT of the battery including errors due to the damping control or the motor torque calculating battery current value, is avoided.

A power supply system includes a number of battery cells connected in rows in an end-to-end fashion to form a battery module. A number of these battery modules are placed into a housing to form a battery brick, which is a basic building block that can be used to create a larger battery assembly. The power supply system may include locators to position individual battery cells within a row, to help ensure proper alignment of battery terminals extending outside the battery housing. Terminal connectors can be used to reduce the magnitude of the voltage seen across exposed terminals. The terminal connectors connect two of the battery terminals, while covering, and inhibiting access to, adjacent battery terminals. The power supply system may also include sensor stations to facilitate use of temperature sensors such that uniformity of airflow around the battery cells is maintained regardless of how many temperature sensors are used.

An electronic battery tester for testing a storage battery that includes a battery housing with a plurality of electrochemical cells electrically connected to terminals of the battery is provided. The battery tester includes positive and negative connectors that can connect to the battery terminals. The tester also includes a temperature sensor that can measure a temperature of an individual electrochemical cell of the plurality of electrochemical cells. Processing circuitry, which is coupled to the temperature sensor, is configured to test the battery using the positive and negative connectors and to provide an output related to the temperature measured by the temperature sensor. The present invention also provides a battery charger with an integrated battery cell temperature sensor.

The invention provides electrical storage battery assemblies and related methods for assembling such batteries. A battery assembly includes positive and negative electrode sheets and separator sheets sandwiched together and wrapped around a central mandrel to provide a spiral sandwich electrode assembly. The electrode assembly is housed inside a case that includes a case housing open at two ends and covers closing the two openings. The central mandrel of the electrode assembly is in electrical contact with one of the electrode sheets and a first battery terminal that passes through the case. A projecting member on the central mandrel provides the electrical connection between the electrode and the first battery terminal. The other electrode is in electrical contact with the case. A first insulator lies between the electrode assembly and the projecting member. A second insulator is positioned between the projecting member and the case.

The present disclosure relates to an aerosol delivery device including a shell that is divided into a first half and a second half along a longitudinal axis thereof. One or more batteries may be positioned within the shell along with a battery lead that provides an electrical connection to battery terminals. A base unit may be included and may have electrical contacts for matching with a battery terminal and the battery lead. The base unit can include one or both of a printed circuit board (PCB) and a pressure sensor. The shell can attach to a cartridge housing a reservoir for an aerosol-forming composition, a heater; a liquid transport element configured for transport of the aerosol forming composition between the reservoir and the heater; and heater terminals. Such construct can provide for simplified assembly of the device.

A battery self heating system for batteries that experience battery impedance or internal battery resistance when temperature drops. The system comprises an energy storage element applied to the battery terminals to draw energy from the battery. The energy is stored in a magnetic or capacitive storage device. The system is self-resonant so that energy transfer from the storage device to the battery will occur at a frequency and load level that is compatible with the current state of the battery. Internal heating of the battery is accomplished by a cycle comprising the out flux and influx of energy through the impedance of the battery. Energy losses due to battery impedance are converted to heat thereby heating the battery internally.

A battery, a battery charger, an electrical system, and a method of charging a battery. In one aspect, the battery includes a housing, a battery cell supported by the housing, a first terminal electrically connected to the battery cell and having a first terminal end, and a second terminal electrically connected to the battery cell and having a second terminal end, the second terminal end extending forwardly of the first terminal end. In another aspect, the battery charger includes a charger housing, a charging circuit supported by the charger housing and connectable to a power source, a first charger terminal connected to the charging circuit and having a first charger terminal end, the first charger terminal being connectable to the first battery terminal, and a second charger terminal connected to the charging circuit and having a second charger terminal end, the second charger terminal being connectable to the second battery terminal, the second charger terminal end extending forwardly of the first charger terminal end.

An electronic anti-coagulation stent structure is disclosed. The stent structure comprises a pair of coaxial metal stents having a layer of dielectric material between the stents. A battery is operatively connected preferably near or adjacent to the upstream end upon deployment of the stent. The positive battery terminal establishes an electrical connection to the outer metal stent and the negative terminal establishes an electrical connection to the inner metal stent and this exhibits a capacitor-like properties. The inner metal stent, being negatively charged, promotes a platelet repellent, anti-thrombotic effect.

A multi-cell battery in which a plurality of electrochemical cells are disposed in a battery case. The battery case includes one or more partitions which divide the interior of the case into a plurality of cell compartments that house the electrochemical cells. The battery case includes at least one gas channel have a tortuous pathway designed to trap electrolyte which may escape from the cell compartments. A unique battery terminal may be molded into the battery case.

Apparatus for monitoring an electrical power supply system of a vehicle, the vehicle having a battery and internal combustion engine, an alternator, and a starter. The apparatus has a filter for determining the battery terminal voltage when the vehicle ignition is turned on. There is also a voltage gradient detector for detecting phase and gradient change of the battery terminal voltage when the vehicle ignition is on. A waveform detector is used for detecting and separating different waveforms when the vehicle ignition is on, and an engine-rotating sensor is used to sense a speed of the internal combustion engine when the vehicle ignition is on. Also included is a processor for processing at least one of the battery terminal voltage, the phase and gradient change, the different waveforms, and the speed of the internal combustion engine. An output is provided that is indicative of a condition of the electrical power supply system. A system for monitoring an electrical power supply system of a vehicle is also disclosed.

The invention discloses a method for battery SOC estimation based on small model error criterion expanding Kalman filter. The method comprises the steps of first establishing a variable-order RC model based on an AIC criterion and laying a good foundation for SOC precise estimation; obtaining data such as battery terminal voltage, current and corresponding model errors in an off-line mode under different working conditions and establishing a model error prediction model based on a fuzzy neural network; predicting model errors in an on-line mode based on the neural network in filtering, and performing measurement and updating on state estimation only when predicted errors are small so that the problem of filtering divergence caused by the model errors and system noise statistical characteristic uncertainty and the problem of SOC estimation fluctuation caused by battery terminal voltage jump can be solved. The method can effectively eliminate filtering estimation errors caused by the model errors and can be suitable for the dynamic process of a battery under various complex working conditions.

The invention provides a battery current sensor failure (short circuit, open circuit and function deviation) fault diagnosis system and a method thereof. Firstly, a diagnosis system is established and mainly comprises a current sensor signal sampling module, a battery terminal voltage sampling module, a battery terminal voltage redundancy sampling module, a diagnosis strategy module and a fault protection module. Secondarily, a diagnosis strategy is established, and a base method comprises calculating a terminal voltage response value through a battery voltage response algorithm according to the current sampled value of a current sensor; then processing and comparing a calculated value of terminal voltage with a sampled value of the terminal voltage through a setting algorithm; and judging whether current sensor failure happens. The battery current sensor fault diagnosis system improves detectability of accidental failure of a battery current sensor of a new energy automobile and enhances safety of the new energy automobile using high voltage battery.