Method and device of charging

FIELD: electricity.

SUBSTANCE: method includes the reception of the installation signal and determination of the charging direction in accordance with the installation signal; defining whether the charging operation is the slave device charging by the master device, if the charging direction is the first direction; defining whether the charging operation is the master device charging by the slave device, if the charging direction is the second direction; and transmission of appropriate instruction on charging to the power control integrated circuit of the master device and to the power control integrated circuit of the slave device according to the charging operation. In this case, the reception of the installation signal and the determination of the charging direction in accordance with the installation signal include: displaying information on the initial electric power level by means of a linear electric power control indicator. The percentage ratio of the initial unused electric power level of the master device to the total unused electric power level and the percentage ratio of the initial unused electric power level of the slave device to the total unused electric power level are included into the information. The total unused electric power level is equal to the sum of the initial unused electric power level of the master device and initial unused electric power level of the slave device; reception of the slider shift operations in the linear power control indicator; definition of the information about the target level of electric power, corresponding to the shift operation, while the information about the target level of electric power includes the percentage ratio of the target unused electric power level of the master device to the total unused electric power level and the percentage ratio of the target unused electric power level of the slave device to the total unused electric power level; and defining the charging direction in accordance with information on the initial level of electric power and information on the target level of electric power.

EFFECT: ensuring the guaranteed charging of two smart devices that are connected via the interconnecting line, from each other, in accordance with the charging direction, specified by the user.

14 cl, 13 dwg

 



 

Same patents:

FIELD: electricity.

SUBSTANCE: invention is referred to electric engineering and may be used for boost charge of stored accumulator batteries in order to compensate their self-discharge. Technical result is attained by the fact that in the device used to compensate self-discharge of accumulator batteries there are additional in-series choke and diode interconnected between positive lead of a photocell and anode of diode protecting from accumulator battery inverting; storage element coupled between anode of the protective diode and negative busbar of the device; switching transistor coupled between the middle connection point of choke and diode and negative busbar of the device; threshold device and setting pulse generator, which outputs are connected to the base of switching transistor while input of threshold device is connected to output of storage element.

EFFECT: oriented towards simplification of the device scheme and expansion of its usability.

1 dwg

FIELD: electricity.

SUBSTANCE: invention relates to devices for quick charge of batteries. The control unit calculates, on the basis of change of the expected amount of the energy generated by the energy generation unit, change of the expected amount of the energy supplied by the power supply unit, and the present amount of the electric energy saved by the battery, change of the expected amount of the electric energy saved by the battery in case when electric energy is still supplied from the mains to the battery. The control unit sets a time span of energy decrease which is a time span within which the electric energy is not supplied from the mains to the battery when in the change of the expected amount of the accumulated electric energy of the battery the first moment is detected which is a moment in which the expected amount of the accumulated electric energy begins to exceed the first reference capacity, and as the first moment it sets the finite time of the time span of energy decrease.

EFFECT: providing of quick total charge.

18 cl, 13 dwg

FIELD: electricity.

SUBSTANCE: contactless charging device includes a power receiving device containing a coil; an accumulator; a module for determining the accumulator charge state; a module for setting an allowable range for a charging process; a charge control module to control the power of the charging process for the accumulator and a display to display the allowable range for the charging process. The module for setting the allowable range for the charging process sets an allowable range for the charging process, which is wider as the charge state becomes higher.

EFFECT: increasing ease of use.

6 cl, 19 dwg

FIELD: electricity.

SUBSTANCE: this invention is related to electric engineering, in particular, to one or several electrode plates. One or several electrode pates are installed with current-collecting contacts at two or more their sides and fixed by an auxiliary conductor made of material with higher conductivity in comparison with electrode plates; at that current-collecting contacts are installed at two or more sides of the auxiliary conductor for the purpose of connection to current-collecting contacts at two or more sides of electrode plates, and at least one of them is used as the main current-collecting contact to output current to the external part or to receive input current from the external part; and there are insulators installed between the auxiliary conductor and electrode plates in order to form an electrode nodule.

EFFECT: improving evenness of input/output current density.

17 cl, 44 dwg

FIELD: electricity.

SUBSTANCE: device for diagnostics of the vehicle accumulator battery diagnoses statistics of the accumulator battery status and usage and represents a measure preventing deterioration of the accumulator battery characteristics. The device for diagnostics of the vehicle accumulator battery comprises a storage unit for storage of alternative preventive measure for the factor that stipulates deterioration of the accumulator battery characteristics and a diagnosing unit for prohibition of the alternative preventive measure when this measure does not meet a certain criterion of presentation.

EFFECT: extended service life of the accumulator battery.

14 cl, 4 dwg

FIELD: electricity.

SUBSTANCE: invention relates to electric engineering, and namely to power supply systems (PSS) of spacecrafts (SC). The invention suggests the method intended to control the autonomous power supply system of spacecraft, which comprises a solar battery and N accumulator batteries, where N≥1, a voltage stabiliser coupled between the solar battery and load, and N of chargers and dischargers; the method lies in control of the voltage stabiliser, chargers and dischargers depending on input and output voltage of the power supply system, voltage of the accumulator batteries, prohibit of the respective charger operation when charging voltage of the accumulator battery or accumulator batteries reaches it limit value, this prohibit removal when a certain voltage level is reached for the accumulator battery, prohibit of the respective discharger operation when discharging voltage of the accumulator battery or accumulator batteries reaches it limit value, this prohibit removal when a certain voltage level is reached for the accumulator battery or batteries. The assigned task is solved by setting minimum period of time required to reach limit level of charging voltage for the accumulator battery or batteries since switching on of charging, at that when charging is switched on or when limit voltage level of the accumulator battery is reached within the period less than the minimum period of time, the mode of charging current limitation is switched on against the preset level of the accumulator battery charging voltage. At that minimum period of time required to reach limit level of charging voltage for the accumulator battery or batteries shall be less than 1 minute. Besides the mode of charging current limitation against the preset level of the accumulator battery charging voltage is switched off when charging voltage drops below the preset charging voltage level.

EFFECT: improved operational reliability of accumulator batteries included in PSS of SC.

3 cl, 1 dwg

FIELD: electricity.

SUBSTANCE: invention is referred to power supply unit and electric signal and/or power supply method for an electrically operated device. The power supply unit (10) has an instrument (34) to measure the parameter, at that the parameter is fit for identification of an exterior capacitance coupled between one element (22) and the other element (24) of connecting elements (22, 24, 26, 28) of the power supply unit (10) on the basis of the above parameter, at that the power supply unit (10) is made to identify a specific type of an electrically operated device (12) on the basis of the identified exterior capacitance, and parameters include current depending on time and voltage depending on time.

EFFECT: potential identification of a specific type for the electrically operated device on the basis of the identified exterior capacitance.

14 cl, 3 dwg

FIELD: electricity.

SUBSTANCE: hierarchical three-tier control system for a battery of electric energy accumulators relates to the field of electric engineering and it can be used for manufacturing of high-voltage batteries for transportation and power-generating sectors. Concept of the invention lies in the fact that in microcontroller units of the hierarchical three-tier control system there is software and hardware mechanism for tier-by-tier power supply control based on electronic key blocks controlled by the microcontrollers; these blocks control state of the electronic keys with galvanic isolation, which start-up voltage converters connected to terminals of the battery modules and accumulators and feeding microcontrollers of the blocks as well as manual controls for start-up of voltage converters for the system microcontroller units.

EFFECT: provision of staged tier-by-tier automatic and manual switching the power supply system on and off.

1 dwg

FIELD: electricity.

SUBSTANCE: hierarchical three-level control system of a high-voltage battery of electrical energy storage units refers to electrical engineering and can be used at creation of high-voltage batteries for needs of transport and electric-power industry. Essence of the invention consists in the fact that to a system containing microcontroller control units of storage units, modules of storage units and the whole battery, which are fed from a battery and connected to each other via series channels of communication to galvanic isolation, there introduced is a back-up communication channel of emergency warning based on in-series connected electronic switches and galvanic isolation devices, which is connected at the control level of the battery to an output of a one-time command of the microcontroller of the battery control unit, and at control levels of modules and storage units - to an input of interruption of the microcontroller of the corresponding control units of modules and storage units.

EFFECT: provision of a possibility of emergency warning of microcontrollers of control units of storage devices and modules of a system and their transfer to a standby state by bypassing series communication channels.

1 dwg

FIELD: electricity.

SUBSTANCE: hierarchical control system for a battery of electric energy accumulators relates to the field of electric engineering and it can be used for manufacturing of high-voltage batteries for transportation and power-generating sectors. Concept of the invention specifies that in the system supplied from the battery and comprising microcontroller units for control of accumulators, modules and batteries coupled by the serial communication link through a galvanic isolator there is a hardware and software mechanism for automatic assignment of identification numbers (addresses) for the control units based on the circuits of in series control units in the required identification procedure against input and output of one-time commands given by the respective microcontrollers through galvanic isolators.

EFFECT: automation of identification numbers (addresses) assignment process, which depends structurally on accumulators and battery modules in the control system microcontroller units.

1 dwg

FIELD: automotive industry.

SUBSTANCE: invention relates to energy accumulation systems using generator and storage and it is designed for use on vehicles with internal combustion engines. Proposed system contains electric motor, armature shaft of electric motor being designed for rotation of internal combustion engine shaft, first storage battery, first electromagnetic solenoid relay of electric motor, electric generator and battery switch. System is furnished also second storage battery, second and third electromagnetic relays, first and second magnetic contactors and selector switch with three contacts. First contacts of electric motor, switch, electric generator, windings of each contactor and each relay are connected with frame. Second contacts of winding of first magnetic contactor and first relay are connected with first fixed contact of selector switch. Second contacts of winding of second magnetic contactor, second and third electromagnetic relays are connected with second fixed contact of selector switch. First contacts of second and third magnetic relays and first magnetic contactor are connected with third movable contact of selector switch and with first pole of first battery. Second contacts of first and second magnetic contactors are connected with first pole of second battery. Second contact of electric motor is connected with first contact of first relay whose second contact is connected with second pole of second battery. Second contact of second relay is connected with second contact of first relay. Second contact of switch and first contact of second contactor are connected with second pole of first battery. Second contact of third relay is connected with second contact of generator.

EFFECT: improved reliability of starting of internal combustion engine in process of long operation, reduced cost of system.

4 cl, 1 dwg

FIELD: technical electrochemistry and electrical engineering; lead-acid battery production.

SUBSTANCE: proposed method for high-speed cycling of battery cells with enhanced current includes battery filling with electrolyte, assembly of batteries in groups, their installation in liquid coolant filled reservoirs and settling-down, followed by multistage cycling with dc or pulse current. This treatment is effected in five stages; first stage involves passage of dc cycling current of 0.002-0.03Cn through battery for 10-60 minutes, its direction being reverse to normal one; during second stage current is reversed to normal and held within 0.002-0.03Cn for 10-60 minutes; third stage involves cycling with variable-polarity pulse current at charge pulse length of 100-300 s and discharge pulse length of 10-20 s, charge pulse amplitude being increased to 0.3-0.7Cn; fourth stage involves cycling for 1-3 h with variable-polarity pulse current at same length of charge and discharge pulses and constant amplitude of discharge pulses ranging between 0.3 and 0.7Cn; during fifth stage cycling is effected with variable-polarity pulse current and same length of charge and discharge pulses, amplitude of charge pulses being reduced to 0.15-0.4Cn; on-line control of third through fifth cycling stages is effected by using discharge pulses set up due to cell discharge across standard resistor as test ones and comparing their amplitude with experimental normalized amplitudes for each stage. Such procedure enables optimization of cycling lead-acid batteries with heavy current within short period at reduced in-process polarization of plates and their recharge, as well as enhancement of energy-intensive modification of β-PbO2 in positive-plate active material whose strength is also enhanced.

EFFECT: reduced gassing and power requirement for cycling process; improved cold-start starter characteristics and enlarged service life of storage batteries.

1 cl, 1 dwg

FIELD: electrical engineering; producing storage batteries with plates covered with active material.

SUBSTANCE: proposed computer-based production complex for cycling and charging flow-line produced storage batteries that incorporates provision for reducing mechanical damage to batteries during their loading in and removal from tanks under flow-line production conditions and for equalizing temperature gradients in tanks during battery cycling and charging has electrolyte holding machine, electrolyte level correcting machine, washing machine, degree-of-charge checking device, labeling machine, packing machine, hydraulic communication system with heat-transfer apparatus, set of power converters for feeding cycling and charging currents. Device for loading storage batteries on trays , device for removing batteries from trays, running cooling water tanks with movable controlled face walls are installed in line between two rail tracks with moving cars for trays mounting storage batteries. Battery-holding tray pushers and tanks are installed opposite inlet face walls of each tank. Guide rollers are disposed throughout entire length of each tank for moving trays incorporating slots uniformly arranged on surface and used for running water circulation.

EFFECT: enhanced quality of storage batteries.

1 cl, 2 dwg

FIELD: technology for accelerated charging of alkaline accumulators.

SUBSTANCE: in accordance to method accumulators are charged with current impulses of different polarity with stabilized amplitudes of discharge and charge currents, while ratio of amplitudes of discharge and charge currents γ and ratio of durations of discharge and charge impulses τ are determined individually for each type of accumulators by means of two-factor experiment in intervals γ=1,1÷10 and τ=0,1÷0,9 respectively, amplitude of discharge current is calculated based on average current in accordance to required charging time, while charging time oscillates from 7 minutes to 4 hours depending on requirements of client, discharge process is stopped when voltage on accumulator reaches threshold value, charging of alkaline accumulators is performed in automatic mode without return of accumulators to original state.

EFFECT: automation of charging of accumulators with improvement of their operational characteristics.

FIELD: electric engineering, possible use in secondary power sources for automatic charging of accumulators in various automatic devices, namely, for fire alarm systems.

SUBSTANCE: device contains impulse generator, discharge chain circuit, indication circuit, outputs for connection of accumulator, key element, control circuit and source of direct stabilized voltage, to output of which connected electrically in parallel are impulse generator, first input of key element and also through smoothing filter - load, connected in parallel through discharge chain circuit are indication circuit and outputs of accumulator. New are introduced current limiting element, discharge key element, electrically connected to output of impulse generator, and launch circuit, input of which is electrically connected to outputs of discharge key element and control circuit, and output - to second input of key element, electrically connected by output to input of current-limiting element, another output of which is connected to inputs of control circuit, indication circuit and positive output of accumulator.

EFFECT: increased reliability of switching of load power to power from accumulator (reserve) with visual indication of accumulator presence modes, correctness of its connection, and also network presence control during provision of automatic charging of accumulator or its disabling in case of deep discharge, failure, breakage or change of poles.

2 dwg

FIELD: electric engineering, possible use for charging mobile phones in autonomous mode.

SUBSTANCE: in autonomous voltage source, diode-capacitor block consists of capacitor, connected in parallel to photo-electric transformer, and two fast action Schottky diodes, first one of which is connected serially between photo-electric transformer and capacitor, and second one - between capacitor and accumulator battery on the side of its positive output.

EFFECT: possible beginning and end of charging of accumulator in sparing mode, and charging of mobile phone may be performed both under sunlight and full darkness; provision of one-sided injection of electric energy from photo-electric transformer to accumulator battery.

4 cl, 4 dwg

FIELD: electric power supply engineering.

SUBSTANCE: proposed power turn-on and turn-of device has secondary power supply, code keying unit, control unit, actuating device with make contact, push-button with make contact, indicator, first and second input power buses, first and second output power buses. Novelty is introduction of code keying unit and new interconnections for functional components.

EFFECT: provision for device protection against unauthorized disconnection, enlarged functional capabilities.

1 cl, 6 dwg

FIELD: possible use for restoring various types of accumulator batteries.

SUBSTANCE: accumulator battery restoration method includes following modes and parameters - before beginning the restoration of accumulator battery, technological process parameters of accumulator battery restoration are recorded into memory of measuring device, which are compared in process of accumulator battery restoration to current values of accumulator battery restoration process parameters, which are corrected in case of deviation from given value of technological process parameters, charging of accumulator battery with constant current is stopped on achievement of given parameter values, recorded in the memory of measuring device, by current parameter values, after that accumulator battery is charged by letting a series of rectangular current impulses through it, duration of which impulses is set between 150 and 600 milliseconds, and pause between impulses ranges from 2 to 6 seconds, while amplitude of rectangular current impulses is kept unchanged at the temperature of electrolyte below predetermined value, and if the value of electrolyte temperature exceeds that value, the amplitude of rectangular current impulses is reduced to value, at which electrolyte temperature is reduced to predetermined value, and charging process is stopped on achievement of parameter values of measured values, defining end of battery charging process and recorded in the memory of measuring means in advance, after that battery capacity is measured by discharging it, which is stopped when battery voltage reaches limit value set for the battery, and accumulator battery restoration cycle is repeated, if capacity of the battery is less than 80% of nominal value. Device for restoring the accumulator battery contains block of charge current sources, output of which is used for connecting accumulator battery, current sensor, voltage sensor, temperature sensor, electrolyte density meter and memory block, it is fitted with processor, interface block, indication block and decoder, while memory block and indication block are connected to the processor, connected to which via interface block are current sensor, voltage sensor, temperature sensor and electrolyte density meter, processor output is connected to decoder input, first output of which is connected to input for controlling charging current source connection, and second output of decoder is connected to charging current parameter control input of charging current source block.

EFFECT: accumulator battery capacity restored at least at 80% of nominal value.

2 cl, 1 dwg

FIELD: electrical engineering.

SUBSTANCE: method of accumulators charge with their grouping in the system by principle of capacities division is characterised by the fact that accumulators are divided into groups that include single-type and close in value of their measured capacity accumulators, with equal number of serially connected accumulators in different groups. Groups are charges simultaneously and in parallel, from the same source that generates charging current, which is determined as sum of currents that are dependent on measured capacity of accumulators in groups.

EFFECT: increase of charging process efficiency by more than 10-15%.

2 dwg

FIELD: personal effects.

SUBSTANCE: invention concerns electric tooth brushes in which components of toothbrush heads are disposable. Electric tooth brush contains handle, head and waist, located between head and handle. Handle has internal hallow and head contains chaetas. Head contains at least one of components with electricity supply, interrupter, electrically connected to motor, located in internal hollow presented in handle. At least one component is connected by means of sliding connection with head of electric tooth brush, at that component can be detached or changed without detaching of components with electricity supply from mentioned tooth brush head.

EFFECT: increasing of tooth brush ease of use at the expense of ability of detaching or removing components without replacement of component with electricity supply.

16 cl, 21 dwg

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