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7486079 |
Available input-output power estimating device for secondary battery
An available input-output power estimating device for a secondary battery includes a parameter estimating section substituting a measured current value I and a measured voltage value V into an...
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7486034 |
Power supply device for vehicle and method of controlling the same
A power supply device for a vehicle includes a battery serving as a first electric storage device, a battery serving as a second electric storage device, a motor generator driving a wheel, a...
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7482784 |
Degradation judgment circuit for secondary battery
A degradation judgment circuit for a secondary battery used in a main apparatus includes a state data acquisition portion, an estimation portion, and a judgment portion. The state data acquisition...
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7482816 |
Voltage monitor and electrical storage device using the same
In a voltage monitor that measures voltages applied to the terminals of each of a plurality of capacitors constituting a storage section, the each voltage applied to a connecting point between...
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7479763 |
Apparatus and method for counteracting self discharge in a storage battery
A system for counteracting self-discharge in a storage battery is provided. The system includes a charge supply battery that provides a supply voltage. The system also includes a DC-DC converter...
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7479761 |
Secondary battery control apparatus and control method for predicting charging in regenerative braking
A battery ECU executes a program that includes the steps of: sensing a vehicle speed; sensing a battery temperature; calculating a battery SOC; calculating, based on the battery temperature and...
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7479762 |
Charging status indicator control system and method
Systems and methods of controlling a charging status indicator in a charging system for a device having a rechargeable power supply are provided. The charging system determines whether a device...
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7474103 |
Storage medium having game program stored thereon and game apparatus
At least one of continuous disconnection, intermittent disconnection, and temporary disconnection, of wireless communication between the input device and the game apparatus is detected. Remaining...
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7471090 |
Method for determining capacity of lead-acid batteries of various specific gravities
In accordance with various embodiments, there is a method for determining the capacity of a battery. Various embodiments include applying a predetermined current ramp to a fully charged lead-acid...
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7471091 |
Nickel-hydride battery life determining method and life determining apparatus
Data indicating a relationship of life of a battery to a value of load power applied to the battery in discharge and environmental temperature of a place where the battery is installed are prepared...
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7471067 |
Battery remaining capacity detection method and power supply apparatus
A battery remaining capacity detection method calculates a remaining capacity of a battery having the possibility that a memory effect occurs by using correlation between an voltage V 0 and the...
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7466105 |
Autonomic battery reconditioning
An information processing apparatus that is driven by a rechargeable battery, wherein the battery is depleted from a fully charged state and repeatedly charged and discharged, comprises a full...
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7463958 |
Vehicle control apparatus and vehicle control method
A vehicle control apparatus which starts an engine to generate electric power, and charges a battery for supplying electric power to a motor with the generated electric power when a state of charge...
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7459884 |
Remaining capacity calculation method for secondary battery, and battery pack
A remaining capacity calculation method for a secondary battery and a battery pack are provided. Dischargeable electric power is accurately calculated and accuracy of a remaining capacity rate...
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7456613 |
Battery remaining capacity calculating method, battery remaining capacity calculating device, and battery remaining capacity calculating program
A battery remaining capacity calculating method, a battery remaining capacity calculating device, and a battery remaining capacity calculating program that make it possible to estimate the...
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7456612 |
Method for estimating polarization voltage of secondary cell, method and device for estimating remaining capacity of secondary cell, battery pack system, and vehicle
There is provided a battery pack system with enhanced estimation accuracies of a polarization voltage and a remaining capacity of a secondary battery. A polarization voltage calculation section ...
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7449864 |
Apparatus and method for controlling battery discharge between internal battery and external battery
An apparatus for and a method of controlling battery discharge. A number of battery switching operations is minimized by detecting a remaining voltage capacity of each of a plurality of batteries...
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7449891 |
Managing service life of a battery
A hybrid electric vehicle has an energy storage system including one or more batteries. Battery service life is managed by establishing an amp-hour throughput budget and limiting battery current...
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7446504 |
System, method, and article of manufacture for determining an estimated battery state vector
A system, a method, and an article of manufacture for determining an estimated battery state vector indicative of a state of a battery are provided. The method determines a first estimated battery...
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7446505 |
System and method for calculating a state of charge of a battery
Described is a system and method for determining determining a present state of charge of a battery and determining a rate of change of the state of charge of the battery, the rate of change being...
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7444192 |
Reactive replenishable device management
Reactive replenishable device management comprises receiving device measurement data from at least one device, updating one or more device usage profiles associated with the at least one device,...
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7443139 |
Battery state-of-charge estimator
A battery ECU estimates the SOC by integrating the battery current measured by a current sensor, and the battery voltage V n is measured by a voltage sensor, and the battery temperature T n is...
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7439711 |
Energy storage device including a status indicator
An energy storage device for use with an electric vehicle includes an electrical energy storage device configured to be coupled to an electrical traction system of the electric vehicle to provide...
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7439706 |
Battery determination system for battery-powered devices
This system provides a method for determining whether ordinary battery cells, a battery pack, and/or a charger unit are attached to a portable electronic device. The system provides a center...
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7439707 |
Battery, charging device, and image capture system with battery identification means
The present invention relates to a charging technique used in a battery, a charging device, and an information-processing system. According to the present invention, for charging a secondary cell...
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7439710 |
Battery pack capacity control system
If the capacity variation is greater than a pre-stored value, the SOC converted from Qmin sometimes cannot recover to a control center value. In such a case, inconveniences including the...
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7431111 |
Hybrid power output apparatus and control method
In response to the driver's release of an accelerator, the procedure of the invention sequentially compares an observed charge-discharge electric power Wb of a battery with two reference values Wr...
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7429436 |
Method for determining state of charge of lead-acid batteries of various specific gravities
In accordance with various embodiments, there is a method for determining the state of charge of a battery. Various embodiments include the steps of determining the specific gravity of the battery...
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7429849 |
Method and apparatus for confirming the charge amount and degradation state of a battery, a storage medium, an information processing apparatus, and an electronic apparatus
A method and apparatus is used to confirm the charge amount and degradation state of a battery. Various cycle test battery measurements are conducted at prescribed time intervals until the end of...
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7423409 |
Battery polarity management
A battery monitor for use with a battery includes an input configured to receive a voltage from the battery, an analog to digital converter (ADC) coupled to the input and configured to convert...
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7423408 |
Monitoring device and method for determining at least one characteristic variable for the state of a battery
A method for determining at least one characteristic variable for the state of a battery includes: (a) determining the charge throughput of the battery per time step; having, (b) determining a...
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7420374 |
Battery with remaining electrical power display function and method of the same
This invention provides an electronic device that has a battery with a power storage unit and a display module, a power detector and a display control module. The power storage unit is for storing...
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7405571 |
Methods and apparatuses for determining battery capacity
Methods and apparatuses for determining a battery capacity are described. According to one embodiment, an exemplary method includes generating virtual calibration data of the battery based on one...
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7405537 |
Apparatus and methods for estimating the state-of-charge of a power source
Methods and apparatus are provided for estimating the remaining state-of-charge of a non-rechargeable power source, such as a back-up battery for an electronic module normally connected to a...
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7402980 |
Methods apparatus and computer program products for battery monitoring using predetermined battery discharge characteristics
A method of battery monitoring including the steps of: acquiring a battery voltage measurement from the battery; and acquiring a time measurement associated with the battery voltage measurement. A...
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7402982 |
Energy storage type feeder voltage compensation apparatus and method of controlling feeder voltage
An energy saving type feeder voltage compensation apparatus improved in availability at low temperatures, wherein when a secondary battery is lower in temperature than a predetermined value, an...
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7400149 |
Method for assessment of the state of batteries in battery-supported power supply systems
After disconnection from the power supply system, a discharge characteristic of the no-load voltage is recorded automatically by means of a control unit across a discharge resistance during a...
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7388351 |
Capacity equalizing apparatus for secondary batteries
A small and low-cost capacity equalizing apparatus for equalizing the capacities of battery blocks constituting an assembled battery, each battery block comprising one or multiple secondary...
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7382110 |
Method of charging secondary battery, method of calculating remaining capacity rate of secondary battery, and battery pack
A method of changing a secondary battery, a method of calculating a remaining capacity rate of the secondary battery, and a battery pack are provided. The method of charging a secondary battery...
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7375497 |
State of charge tracking system for battery systems
A battery control module for a battery system comprises a voltage measuring module that measures battery and a current measuring module that measures battery current. A state of charge (SOC) module...
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7375496 |
Discharge methodologies for lithium/silver vanadium oxide cells to manage voltage delay and permanent RDC growth region
It is known that reforming implantable defibrillator capacitors at least partially restores and preserves their charging efficiency. An industry-recognized standard is to reform implantable...
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7375495 |
Method for determination of the charge drawn by an energy storage battery
A method for determining the charge drawn by an energy storage battery starting from an initial state of charge at the start of the drawing of the charge includes determining the charge drawn as a...
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7365517 |
Calculating remaining battery capacity based on battery-side end voltage and device-side end voltage
A remaining battery capacity indicating apparatus includes an end voltage accumulated value setting unit operable to set an accumulated value indicative of a remaining capacity of a lithium-ion...
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7362005 |
Isolated dual battery system
An isolated dual power source system for isolating a first power source of a vehicle, connected to an engine starter, from a second power source of the vehicle which has an electrical circuit for...
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7362074 |
Method for determining deterioration of accumulator battery, method for measuring internal impedance of secondary battery, equipment for measuring internal impedance of secondary battery, equipment for determining deterioration of secondary battery, and power supply system
A method for determining deterioration of accumulator battery hooked up with loads in a system based on results of measuring internal resistances of an accumulator battery, the method comprising...
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7362073 |
Dynamic fuel cell system management controller
A method and system for dynamically controlling and managing a fuel cell system is provided. The method and system ensures that predetermined operating parameters and conditions are met. This is...
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7358743 |
Accumulated current counter and method thereof
An accumulated current counter ( 11 ) includes a sense resistor ( 30 ) configured for being coupled in series between an electronic circuit ( 13 ) and a power source ( 12 ). The sense resistor is...
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7358704 |
Critical state estimation system and method for secondary cells
For estimation of a critical state of a performance under a working condition of a secondary cell, in consideration of an internal resistance of the cell, a variable data provider provides variable...
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7358701 |
Method and system for modeling energy transfer
A method and system for modeling or simulating an application environment so as to evaluate the effect of a selected battery and charger in the application environment. Sensors are used to gather...
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7352155 |
Apparatus and method for detecting battery pack voltage
An apparatus and method for detecting battery pack voltage is disclosed. The voltage detection apparatus includes a plurality of selectors for providing a cell voltage of a predetermined cell, a...
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