RussianPatents.com
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Measuring pcb assembly for storage battery module. RU patent 2335042. |
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FIELD: electrical engineering. SUBSTANCE: invention relates to measuring pcb assembly for storage battery. In compliance with this invention, the measuring pcb assembly incorporates connecting elements to effect electrical interconnection of single cells terminals. The aforesaid connecting element comprises an extending connecting part connecting it with the pcb furnished with through holes receiving the aforesaid extending parts of connecting elements and printed circuits connected with perforated holes. EFFECT: storage battery not susceptible to outer mechanical effects. 11 cl, 7 dwg
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Perfectly tight storage battery / 2335041 Invention relates to perfectly tight storage battery. In compliance with this invention, the storage battery incorporates electrode terminals tightly fitted into the storage battery casing and partly extending there from, and polymer films arranged between the storage battery casing and electrode terminals. The said electrode terminals have preselected sections on their surfaces, whereon polymer film is applied, with irregular sites increasing adhesion between the said electrode terminals and polymer film and increasing the path of moisture contained in air or of storage battery electrolyte. |
Higher-stability storage battery cell / 2335040 Invention relates to higher-stability storage battery cell. In compliance with this invention, the storage battery cell represents a rectangular cell with an electrode unit and electrolyte sealed therein, the cell casing and insulating material filling the space between the cell casing top end face inner surface and the call top end face, which allows reducing the cell thickness. |
Shared connecting element for modular storage battery and method of improving its performances by voltage equalisation / 2335039 Shared connecting element effects electrical connection of single cell terminals. The shared connecting element incorporates two or more separate connecting parts to be connected to appropriate electrode terminals in modular storage battery assembly and interconnected by additional conductors to complete battery assembly. This invention proposes also the method of improving the modular storage battery performances by using the aforesaid shared connecting element to connect single cells in parallel to equalize their voltages in assembly, particularly, prior to connecting them in series, or in using the storage battery. This allows reducing voltage difference between single cells. |
Composite cast lid and secondary battery with lid / 2331952 Composite cast lid is installed on battery element where electrode unit including cathodes/separators/anodes is situated, the said composite cast lid being made by pressure solid casting of protective circuit board, protective element, connecting contacts and lid body with fitting piece. During pressure casting with fitting piece, connecting contacts are partially projected from bottom end surface of composite case lid so that they could be connected electrically with electrode contacts of battery. According to the invention, composite cast lid is produced by pressure casting with fitting piece in state when protection board and battery are not connected with each other. |
Secondary battery, with use of high-strength battery case / 2331142 Invention relates to the secondary battery with a high-strength case. According to the invention the secondary battery has the electrode unit established in the case of the battery, made from the laminar sheet, which consists of the outer covering from the polymeric film, a barrier layer from a metal foil and an internal sealing layer from a polyolefin material; the metal foil of the barrier layer is formed from aluminium alloy, the external layer is made from polyethylenenaphthalate (PENP), and/or the external surface of this outer covering is supplied with a layer of polyethylenenaphthalate (PENP), thus the battery possesses the resisting force against penetration of more than 6.5 kgf. |
Battery pack and method of making same / 2324261 Battery pack comprises cell (2) and cover (6) of a packing plate that packs an open end of the cell housing, wherein said cell and cover serve as dissimilar hooking up electrodes, terminal block (13) comprising external connection terminals (15, 16), being respectively connected to said hooking up electrodes, and integrated insulating cover. The terminal block (13) covers at least one end of the cell housing (3). An elastic element (23) is mounted in its pre-compressed state between one end of the cell housing (3) and the terminal block (13).A clearance between the terminal block (13) and another end of the cell housing (3) is to be adjusted while fixing the terminal block (13) to the housing (3). |
Storage battery provided with anti-substitution label and method for its manufacture / 2320052 Proposed storage battery has anti-substitution label disposed in its plastic case. Method for producing this label is described in invention specification. |
Portable battery power supply of modified design / 2317614 Proposed portable battery power supply has battery cell incorporating plate contacts provided on upper surface of battery cell and cell-mounted protection circuit module; one or more holes designed for interconnecting battery cells and connecting to protection circuit module are perforated in protection circuit module so that connecting section between battery cell and protection circuit module is open outside from upper surface of battery cell. |
Connecting conductor and storage battery using such conductor / 2310254 Proposed connecting conductor is stepwise bent conductor used to interconnect adjacent battery components and to set up single series circuit through electrode leads of cells. Series connection of cells by means of removable connecting conductors makes it possible to easily assemble storage battery incorporating desired number of cells within short time to meet power requirements of various industrial instruments or battery-driven vehicles. |
Battery unit and relevant electronic device / 2296391 Proposed battery unit has battery built in case and output terminals electrically connected to battery and outward-directed from case. Battery unit also has output section perpendicular to virtual plane including locating base plane (bottom surface) of case installed in electronic device, clearance being provided between virtual plane and output section. The latter has output terminals. |
Electric method of accumulator batteries quality control / 2326473 Invention is related to electric equipment and may be used in production of accumulators and accumulator batteries, in particular, lead-acid accumulator batteries. During electric monitoring of accumulator or accumulator batteries with electrolyte quality, which is performed on completion of last technological manufacturing operation in the time limits (τ1-τ2), which depends on the type of items and technology of their manufacturing, with temperature of electrolyte in items within the interval (T1-T2), which depends on the type of items, the process of discharge lasts at least 3 sec and not more than 30 sec, the value of discharge current is maintained equal to In for every nominal type of item during the full process of discharge, voltage drop on the outputs U0 is measured before the discharge start, voltage drop at outputs U1 is measured in the moment t1 of discharge process, voltage drop at outputs U2 is measured in the moment t2 of discharge process, voltage drop at outputs ue is measured in the moment te in the end of discharge, value ΔU is calculated in equal to difference (U1-U2), values U0, ue, ΔU are compared with control values U0, control> Ue, control, Δucontrol for every type of items and on the basis of such comparison the decision is made on the quality of items, at that items are considered high quality if U0 lies in the range of values U0,control> ue more or equal to ue,control, ΔU less or equal to ΔUcontrol. |
Battery safety device for and battery equipped with this device / 2325006 Battery is equipped with safety device comprising first metal plate, second metal plate and pressure sensitive conducting film, placed by both metal plates and designed for electric conduction efficiency as specified or higher pressure is applied. First and second metal plates are electrically connected to positive and negative electrodes respectively. Safety device connected to battery prevents cell failure or at least its inflammation or explosion even if battery is affected by external action caused by mechanical pressure, nails, nippers or by external pressure by means of current transfer from battery to safety device and battery discharge before the moment battery is failure under the influence of external action or external pressure. |
Method for control of power capacity of metal-hydrogen accumulator battery with gas collector / 2324262 Method for controlling of Metal-Hydrogen Accumulator Battery (MHAB) with common gas collector includes measuring of parameters determining the level of MHAB charge, carrying out charge-discharge cycles, determining residual level of MHAB electrochemical energy charge on the basis of measured parameters, determining discharge power capacity, checking of allowed level of MHAB discharge power capacity loss, and stop of charging after the moment when current loss of discharge power capacity has exceeded allowed level, with subsequent monitoring of selfdischarging until pressure balance of gas mix in the MHAB is achieved at rated temperature and power capacity of electrochemical generating in accumulators is recovered by means of recovering of their electrolyte content. |
Composite electrochemical current supply / 2323508 Proposed composite electrochemical current supply has solitary secondary electrochemical current supplies electrically interconnected into series or series/parallel circuit with primary electrochemical current supply connected to each of them by means of switching device through electronic converter. Control unit functions to control voltage across each secondary electrochemical current supply and to disconnect respective primary one for charging secondary current supply to desired voltage level, or to disconnect composite electrochemical current supply from load to discharge secondary current supply below desired voltage level. |
Method for equalizing capacity of nickel-hydrogen storage battery incorporated in space vehicle / 2321105 Proposed method for equalizing battery capacity makes use of tight dependence between rate of self-discharge of nickel-hydrogen cells and temperature and is implemented by disconnecting battery and load, its heating and storage at temperature not over 50 °C for time sufficient for complete discharge of all cells, that is, for voltage drop below 0.5 V. Proposed method is characterized in that it wants no special measures for its implementing as it uses heaters incorporated in storage battery. |
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Operating process of nickel-hydrogen storage battery incorporated in geostationary artificial earth satellite / 2305349 Proposed nickel-hydrogen storage battery operating process involves checkup of steady-state self-discharge current and degree of battery charge against analog pressure transducers, battery storage in charged state with periodic additional charges to compensate for battery self-discharge in solar orbits, and conduction of charge-discharge cycles in shadow orbits; steady-state self-discharge current is maintained in battery between 0.003 and 0.006 of its rated capacity; additional charge is ceased according to arithmetic mean of analog pressure transducer readings whose value affords desired steady-state self-discharge current during additional charge ranging between 0.01 and 0.012 of battery rated capacity under charge-discharge cycle conditions. In addition battery location temperature is checked, and battery self-discharge steady-state current is maintained between 0.003 and 0.006 of rated capacity at battery location temperature below 10-12 °C both in additional-charge mode and during charge-discharge cycles; additional impulse charge is conducted, its parameters (period and relative pulse duration) being chosen to provide for mean charge current higher in magnitude by two or three times than battery steady-state self-discharge current. |
Method for determining remaining capacity of lead accumulator / 2293343 Preliminarily for appropriate type of accumulators an empiric formula is determined, determining dependency of full capacity of lead accumulator on discharge current Idis, temperature t and electrolyte concentration d. On basis of individually measured during receiving-transferring tests of certain accumulator battery, values of capacitors in two discharge modes, determined are correction coefficients and precise values of full capacity, appropriate for discharge currents related to marked sub-ranges of current. During discharge, discharge vessel of accumulator battery is determined continuously, by integrating discharge current Cj,p = Σ(Ij,p·Δt), and each increment thereof is added to content of j-numbered cell, where j - number of sub-range, to which current discharge current Ijp is related. Computation of remaining capacity at present discharge current, related to n sub-range, is performed by modifying all discharge capacitors, received in various sub-ranges, to n sub-range, adding modified discharge capacitors and subtracting that total from precise value of full capacity, appropriate for n-numbered sub-range. |
Device for cell-by-cell equalizing capacities of battery-forming series-connected nickel-hydrogen cells / 2280299 Proposed device has contact for connection to extreme terminals of storage battery, 2n output terminals, variable-voltage generator with transformer output, n controlled rectifiers whose outputs are connected to respective like-polarity terminals of cells, n strain gages, first and second switches, instrumentation amplifier, analog-to-digital converter, microprocessor, and control voltage supply. Outputs of strain gages are connected to n inputs of first switch whose output is connected to input of instrumentation amplifier and output of the latter, to input of analog-to-digital converter. Output of analog-to-digital converter is connected to microprocessor data bus which is connected to control inputs of first and second switches. Input of first switch is connected to output of control voltage supply and n outputs of second switch, to control inputs of n controlled rectifiers. Device provides for enhancing cycling intensity and eliminating polarity reversal of so-called weak cells thereby reducing drop in battery capacity with time, this being equivalent to enhancement of effective capacity by end of space vehicle active life. |
Device for cell-by-cell equalizing capacities of battery-forming series-connected nickel-hydrogen cells / 2280299 Proposed device has contact for connection to extreme terminals of storage battery, 2n output terminals, variable-voltage generator with transformer output, n controlled rectifiers whose outputs are connected to respective like-polarity terminals of cells, n strain gages, first and second switches, instrumentation amplifier, analog-to-digital converter, microprocessor, and control voltage supply. Outputs of strain gages are connected to n inputs of first switch whose output is connected to input of instrumentation amplifier and output of the latter, to input of analog-to-digital converter. Output of analog-to-digital converter is connected to microprocessor data bus which is connected to control inputs of first and second switches. Input of first switch is connected to output of control voltage supply and n outputs of second switch, to control inputs of n controlled rectifiers. Device provides for enhancing cycling intensity and eliminating polarity reversal of so-called weak cells thereby reducing drop in battery capacity with time, this being equivalent to enhancement of effective capacity by end of space vehicle active life. |
Method for determining remaining capacity of lead accumulator / 2293343 Preliminarily for appropriate type of accumulators an empiric formula is determined, determining dependency of full capacity of lead accumulator on discharge current Idis, temperature t and electrolyte concentration d. On basis of individually measured during receiving-transferring tests of certain accumulator battery, values of capacitors in two discharge modes, determined are correction coefficients and precise values of full capacity, appropriate for discharge currents related to marked sub-ranges of current. During discharge, discharge vessel of accumulator battery is determined continuously, by integrating discharge current Cj,p = Σ(Ij,p·Δt), and each increment thereof is added to content of j-numbered cell, where j - number of sub-range, to which current discharge current Ijp is related. Computation of remaining capacity at present discharge current, related to n sub-range, is performed by modifying all discharge capacitors, received in various sub-ranges, to n sub-range, adding modified discharge capacitors and subtracting that total from precise value of full capacity, appropriate for n-numbered sub-range. |
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