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9007068 Method for detecting an electrical fault in an electrical network of a motor vehicle  
A method is provided for current-based detection of an electrical fault in an electrical network of a motor vehicle, the network having at least: one battery, one pulse-controlled inverter, one...
8994334 Battery state-of-charge calculation device  
The battery state-of-charge calculation device (100) is provided with a SOCV calculation unit (5) which outputs a first state of charge calculated based on voltage data, a SOCI calculation unit...
8965721 Determining battery DC impedance  
A method and apparatus for measuring battery cell DC impedance by controlling charging of the battery cell. The method includes real-time characterization of a battery, (a) measuring periodically...
8963550 System for automatically gathering battery information  
A method that includes affixing a radio frequency identification tag on a storage battery at a battery manufacturing plant. The method also includes storing battery manufacturing information into...
8963551 Abnormality detecting system for battery assembly  
An abnormality detecting system sequentially compares the output voltages of n-piece battery cells that are connected in series, with a criteria voltage, at respective points in time Tv1-Tvn, and...
8952702 Fuel cell system  
A fuel cell system includes a fuel cell, a multiphase voltage conversion device with N-phases (N being an integer equal to or larger than two) that is connected to the fuel cell, a control signal...
8952701 Isolation resistance measuring apparatus having fault self-diagnosing function and self-diagnosing method using the same  
Disclosed is an isolation resistance measuring apparatus having a fault self-diagnosing function. The isolation resistance measuring apparatus having a fault self-diagnosing function forms a...
8936572 Ambulatory infusion device with advanced battery testing and method for testing a battery  
Included are embodiments of an ambulatory infusion device. Some embodiments include a battery receiving portion that receives a user-replaceable battery of variable individual characteristics. The...
8933702 Battery monitor with correction for internal OHMIC measurements of battery cells in parallel connected battery strings  
A battery monitor determines an internal resistance of a battery cell of a battery having parallel connected battery strings which accounts for errors introduced by the parallel connected battery...
8872481 Systems and methods for predicting battery power-delivery performance  
Battery management systems and methods related to predicting power-delivery performance are provided. In one embodiment, a method for predicting power-delivery performance for a battery includes...
8866444 Methodology for charging batteries safely  
An apparatus and method for identifying a presence of a short circuit in a battery pack. A fault-detection apparatus for a charging system that rapidly charges a collection of interconnected...
8836284 Device and method for calculating value of rechargeable battery  
A rechargeable battery is used with a plurality of battery cells restrained by a restraint member. After the rechargeable battery has the restraint member removed therefrom and is thus...
8829857 Battery pack input/output control system  
A controller 50 for estimating a maximum internal temperature of a battery pack 14 processes battery pack input/output limitations. The controller 50 estimates: a difference between a surface...
8823382 System and method for monitoring a power source of an implantable medical device  
Techniques for monitoring a battery of an implantable medical device are disclosed. First and second current sources are provided to draw currents having amplitudes of I1 and I2, respectively,...
8797040 Method, electric circuit arrangement and electric memory unit for determining a characteristic status parameter of the memory unit  
The invention relates to a method for determining a characteristic status parameter of a memory unit via an electric circuit arrangement. In the circuit arrangement at least one inductive...
8791702 Ground fault detection circuit, and power supply device  
A ground fault detection circuit according to the present invention is a ground fault detection circuit that detects the occurrence of a ground fault of a battery that is insulated, and that...
8779784 Insulation resistance measuring circuit free from influence of battery voltage  
Provided is an insulation resistance measuring circuit including: a source resistor unit including a first source resistor connected between a positive terminal of a battery and a second source...
8749204 Battery condition detector, battery pack including same, and battery condition detecting method  
A battery condition detector configured to detect a micro short circuit of a rechargeable battery is disclosed. The battery condition detector includes a processing part configured to calculate...
8742763 Battery module state detection method  
The present invention provides a battery module state detection method. The battery module includes a battery unit and is connected to a load. The method for detecting the battery module status...
8742762 Accumulator control device and method and system for auxiliary electrical power supply  
An accumulator control device includes a first electrical connection configured to connect the accumulator control device to a local accumulator. A second electrical connection is connected to the...
8736273 Testing system and method for testing a battery cell  
A testing system and a method for testing a battery cell are provided. The system includes a nest member that receives the battery cell, and a clamping device that secures a first battery tab...
8723526 Device and method of testing an internal resistance of a battery pack  
An internal resistance testing device includes an excitation source and a battery pack, an adjustable resistance R, a sampling unit, and a control unit. The excitation source and the battery pack...
8717034 Fuel gauging system and method thereof  
A lighting system (10) is provided that includes at least one lighting device (14A,14B,14C), a plurality of external power sources (20,22,24,26,27) and an internal power source (16) applying a...
8710961 Anti-fake battery pack and identification system thereof  
An anti-fake battery pack and an identification system thereof has a casing and multiple battery cells, each of which as a battery body, an inner identifier mounted outside the battery body, a...
8680868 Spectroscopic battery-cell impedance measurement arrangement  
A battery cell measurement system comprising a signal generator coupled to a pulse density modulation circuit generating a control signal which drives a switch connected between a first terminal...
8648602 Battery impedance detection system, apparatus and method  
Various aspects of the present disclosure are directed to monitoring battery cells. In accordance with various embodiments, an energy storage cell apparatus includes a current injection circuit...
8648603 Deterioration degree calculating apparatus for secondary battery, vehicle equipped with the apparatus, and deterioration degree calculating method for secondary battery  
A deterioration degree calculating apparatus for a secondary battery of the invention includes: obtaining a voltage value at a stop time of charge and discharge of a target secondary battery;...
8575875 Control device for voltage converter, vehicle equipped with the same, and control method for voltage converter  
In a converter of a motor drive control device, one of a first switching element and a second switching element is selected in accordance with a current command value of a current flowing through...
8570046 System and method for nondestructive testing of thermal batteries  
The present invention generally relates to a thermal battery testing apparatus and a method for testing a thermal battery. The method includes one or more of the following steps: connecting the...
8570047 Battery fault detection with saturating transformers  
A battery monitoring system utilizes a plurality of transformers interconnected with a battery having a plurality of battery cells. Windings of the transformers are driven with an excitation...
8552688 On-vehicle battery condition estimation device  
A battery condition estimation device estimates a pre-restart voltage drop amount ΔVjh+ΔVbn of a battery mounted to a vehicle during period T1 to T2 from initiation of an engine stop until...
8536837 Over-voltage protection accounting for battery droop  
An over-voltage detection and correction system for a transmitter of a mobile terminal that accounts for battery droop during a transmit burst is provided. In general, prior to ramp-up for a first...
8536872 Apparatus for estimating charged state of on-vehicle battery  
An apparatus is provided to estimate a charged state of a vehicle provided with an internal combustion engine having a crankshaft, a starter that initially rotates the crankshaft when the engine...
8521456 State estimation method and state estimation apparatus of electric storage element  
A method includes the steps of calculating the temperature of a reference point in an electric storage element by using a detected temperature by a temperature sensor attached to an outer face of...
8487631 Battery module  
It is intended to provide a battery module having a long life by designing such that deterioration proceeds evenly among battery cells. Disclosed is a battery module including a plurality of...
8487630 Battery pack and method for detecting degradation of battery  
A battery pack includes: one or two or more secondary batteries; a charge control switch that turns on/off a charging current to the secondary battery; a discharge control switch that turns on/off...
8473231 Systems and methods for monitoring deterioration of a rechargeable battery  
Systems and methods are provided for monitoring the deterioration of a rechargeable battery. A battery monitoring system may be used to store charging information, discharge information and...
8451006 Fuel cell system  
A fuel cell system is configured to have: a voltage superimposing unit that superimposes a predetermined AC signal on an output voltage of a fuel cell; a unit that detects an output voltage value...
8432168 Fuel cell system  
There is provided an impedance measuring system which can accurately measure the impedance of a fuel cell. A motor rotation number detection unit successively detects the rotation number of a...
8432125 Non-contact power transmission apparatus  
A non-contact power transmission apparatus having an AC power source and a resonance system is disclosed. The resonance system has a primary coil connected to the AC power source, a primary side...
8421467 Battery insulation resistance measurement methods, insulation resistance measurement methods, insulation resistance determination apparatuses, and articles of manufacture  
Battery insulation resistance measurement methods, insulation resistance measurement methods, insulation resistance determination apparatuses, and articles of manufacture are described. According...
8421416 Battery charge compensation  
A battery charger and method for a rechargeable battery pack which includes various elements in series with the cells to be charged, including but not limited to current control FETs, a fuse,...
8421468 Internal resistance estimation apparatus for power storage device, degradation determination apparatus for power storage device, power supply system, and internal resistance estimation method for power storage device  
A converter control unit responds to a command from a start determining unit to control a converter such that a ripple current is generated at a secondary battery. A storage unit stores a map...
8415954 Apparatus for calculating polarization voltage of secondary battery and apparatus for estimating state of charge of the same  
There is provided an apparatus that calculates a polarization voltage of a secondary battery. A temperature sensor detects a temperature of the secondary battery; a voltage sensor detects a...
8395390 Method and apparatus for charging a battery  
A method of testing a battery including several steps described herein is provided.
8395355 Power supply system and vehicle with the system  
A vehicle includes a charging unit receiving electric power from an external power source and externally charging a power storage unit. When a connector unit is coupled to the vehicle and a state...
8392131 Portable electronic device and method for controlling the same  
Provided are a portable electronic device which accurately judges service life of a battery even when the battery is replaced, and a method for controlling such portable electronic device. A...
8378688 Capacity maintenance ratio determination device, battery system and electric vehicle  
A capacity maintenance ratio determination device includes an impedance measurement unit and a capacity estimation unit. An alternating signal is applied from a signal generator to a battery....
8378687 Method of measuring characteristics regarding safety of battery  
A measuring method of a battery includes the step of measuring frequency characteristics of an internal impedance of the battery by an AC impedance method, and determining a parameter of an...
8340934 Method of performance analysis for VRLA battery  
This invention discloses a method of performance analysis for VRLA battery which applies the method of using the float voltage dispersion ratio of the battery to evaluate the battery performance...

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