Abstract: A plate-like battery pack has: a plurality of single cell elements; a flat battery pack case composed of an insulating material and adapted to have a plurality of holes respectively housing the single cell elements; and a plurality of sealing plates adapted to hermetically seal the holes housing the single cell elements and connect adjacent ones of the single cell elements, and the sealing plates connect the single cell elements in series, parallel or series-parallel.

Abstract: A battery is disclosed that includes two contact areas, an electrolyte, and a conductivity mechanism to increase electron conductivity internal to the battery between the two contact areas that, in turn, deactivates the battery. In one embodiment, the conductivity mechanism is triggered external to the battery. In another embodiment, the conductivity mechanism utilizes deactivator material to increase electron conductivity through the electrolyte to deactivate the battery. In yet another embodiment, the conductivity mechanism creates multiple shorts between the two contact areas to deactivate the battery.

Abstract: A thermal management system for a high density power source is disclosed. The system includes a housing with an interior divided into first and second compartments. The first compartment is configured and adapted to house at least one electrical battery and the second compartment defines a coolant reservoir. A fluid release member connects the first and second compartments. Upon the first compartment reaching a temperature in excess of a predetermined limit, the fluid release member releases coolant form the second compartment into the first compartment to cool the at least one battery within the first compartment.

Abstract: An apparatus for supplying power to a motor vehicle, in particular a passenger vehicle or motorcycle, has a plurality of electrochemical storage cells. At least one of the electrodes respectively situated in the storage cells is made of metal or is provided with a metal layer essentially over its entire surface. The metal electrode or the metal layer, in particular a metal foil, is connected in an electrically conductive manner via a connecting element to a terminal provided outside the storage cell. To provide a reliable apparatus for supplying power, in particular for the intermittent electric motor drive of a motor vehicle, a thermally conductive cooling plate, which is in thermal contact with essentially each of the terminals of the storage cells, is provided. The cooling plate dissipates the thermal energy which is supplied by the metal electrodes or the metal layers on the electrodes to the terminal via the connecting element.

Abstract: An assembly for preventing a fire resulting from the outgassing of a lithium battery in an electronic door lock includes a lithium battery, a circuit board, and a thermal insulation. The lithium battery and circuit board are housed within the electronic door lock. The thermal insulation is arranged between a door interfacing side of the electronic door lock and either or both of the circuit board and lithium battery. Another thermal management technique for preventing fire resulting from the outgassing of a lithium battery in an electronic door lock is achieved by using a battery cover that is selectively movable away from the circuit board or ignition source in response to temperature rise to ensure the lithium battery does not reach a critical temperature that may cause outgassing in close proximity to the ignition source.

Abstract: This document discusses, among other things, a temperature measurement component configured to receive temperature information from a battery, a heater configured to provide heat to the battery, and a controller configured to enable and disable the heater using information from the temperature measurement component to optimize charge efficiency and capacity of the battery.

Abstract: The present disclosure provides a system, method, and apparatus for battery thermal management. In one or more embodiments, the disclosed method involves sensing, with at least one temperature sensor, a temperature of at least one battery cell, where at least one battery cell is at least partially submerged within a liquid contained within a battery case. The method further involves comparing the temperature of at least one battery cell with a maximum threshold temperature, and commanding a cooling unit to be activated when at least one processor determines that the temperature of at least one battery cell is above the maximum threshold temperature. Further, the method involves circulating, by at least one pump, the liquid via tubing from the battery case to the cooling unit back to the battery case.

Abstract: A protective circuit module and a rechargeable battery including the same, the protective circuit module including a circuit board main body having an electrode terminal tab configured to electrically connect to an electrode terminal of a bare cell, a chip-type PTC device on the circuit board main body, and a heat transfer member connected to the chip-type PTC device and the electrode terminal tab.

Abstract: A battery management system to maintain cell temperature in automobile starter batteries, containing lithium-ion; lithium-iron-phosphate battery cells mutually connected in series and parallel. Cell temperature management and measurement, and voltage measurement of each individual battery cell and for cell heating management units have a temperature sensor mounted directly on one of the cells. A predefined upper temperature value t2 and a lower temperature value t1 are used to determine whether to activate or deactivate heating of the battery cells. The working temperature of the battery cells is maintained by a heater in the form of foil pasted over the cells, or, in case of flat cells, by a heater in the form of flat foil placed in between the cells or by a shared heater of any form inside the casing.

Abstract: A battery container for battery temperature control comprises a housing including an enclosure for receiving a battery, wherein at least a portion of the housing comprises a thermal insulation material for insulating the interior of the enclosure against ambient temperature. The battery container further comprises a temperature control element disposed within the enclosure, wherein the temperature control element reduces the rate of heat transfer between the ambient and the interior of the enclosure. The temperature control element comprises an active temperature control element. The battery container further comprises a controller that in response to a signal indicating battery temperature, controls the active temperature control element for reducing the rate of heat transfer between the ambient and the interior of the enclosure.

Abstract: A battery system having a cooling plate with a conduit therein is provided. The system further includes a battery module having first and second battery cells. The system further includes a compressor, and a condenser coupled between the compressor and the conduit of the cooling plate. The system further includes a microprocessor that determines a maximum temperature level of the first and second battery cells, and determines a target temperature level for the cooling plate based on the maximum temperature level. The microprocessor determines a temperature error value based on a difference between a temperature level and the target temperature level of the cooling plate, and determines a desired RPM value for the compressor based on the temperature error value.

Abstract: A battery comprise: a housing made by a metal or a metal alloy; a battery core in the housing comprising a positive plate, a separator and a negative plate; an electrolyte in the housing; a cover assembly having a positive terminal electrically connected with the positive plate and a negative terminal electrically connected with the negative plate; and a protection component to prevent the housing from being corroded by the electrolyte.

Abstract: A battery chamber is formed inside a sealed container. A module battery and a charging/discharging path outside a battery are housed in the battery chamber. In the module battery, an electric cell chamber and an air chamber are formed inside a heat-insulating container. The electric cell chamber and the air chamber are divided by a heat transfer wall. An electric cell of a sodium-sulfur battery, and a charging/discharging path inside a battery are housed in the electric cell chamber. An intake path starts from outside of the sealed container and leads to the air chamber. An exhaust path starts from the air chamber and leads to the sealed container. The blower generates an air flow that sequentially flows through the intake path, the air chamber and the exhaust path. In a case where the cooling of the electric cell chamber is required, the air flow is generated.

Abstract: A battery includes a cylindrical shaft core, and a wound electrode formed by winding a first electrode plate, a second electrode plate, and a separator around the outer periphery of the core. The wound electrode has a first wound portion formed by winding a first active material uncoated portion of the first electrode plate, a second wound portion formed by winding a second active material uncoated portion of the second electrode plate, and a power generating portion positioned between the first and second wound portions and formed by winding the first and second electrode plates, and the separator. The shaft core has a current collector portion composed of a metal, which is comprised of a joint portion connected to the first or second wound portion. The portions of the first or second wound portion, which are positioned on the outside of the shaft core in the radial direction with respect to the joint portion, are overlapped and welded to the joint portion.

Abstract: A device includes two electrically conductive rods to couple to connection terminals of a battery cell of a battery, with a force tending to squeeze the electrically conductive rods together. The device includes an insulating block to keep the electrically conductive rods from making electrical contact with each other. An insulating block disable element disables the insulating block in response to a control signal generated by a disable element controller. The disable element controller monitors at least one operating state signal of the cell, and generates the control signal based on the monitoring, allowing the rods to come into electrical contact and short-circuit the battery cell.

Abstract: A battery subunit includes multiple battery modules that are connected to one another in a parallel and/or series manner, and a thermal management system that contacts each of the multiple battery modules. Each of the multiple battery modules has respective multiple battery cells. The thermal management system is configured to dissipate heat that occurs during operation of the multiple battery modules. The battery subunit further includes a carrier unit that comprises at least one carrier plate positioned on a side of the thermal management system that is remote from the battery modules. The thermal management system is configured to at least partially receive, and on at least two opposite lying edges comprises, in each case, one or multiple grooves configured to collect and/or drain off at least one of fluids that are situated in the at least one carrier plate, and condensation water and/or leakage from the thermal management system.

Abstract: A battery pack constituted by accommodating a plurality of cells, which forms battery modules, in an internal space of a casing includes the cells, a heat radiating bus bar, the casing, and an internal blower. The plurality of cells is arranged side by side facing each other. A radiation bus bar radiates heat into the internal space from the cells. The casing has a box-like shape with at least six surfaces that surrounds and seals the cells and the internal space. An internal blower is disposed in the casing. The internal blower circulates the air in the casing so as to pass through an inner surface of the casing and a periphery of the cell including the radiation bus bar, and the heat is radiated to an outside from the inner surface of the casing.

Abstract: Disclosed are an electrolyte for a secondary battery, and a secondary battery including the same, the electrolyte including an electrolyte salt; an electrolyte solvent; and a compound generating heat through oxidation at voltages higher than drive voltage of a cathode, wherein the compound can decompose or evaporate electrolyte components by oxidation heat, thereby causing gas generation. Also, the compound is included in an internal pressure increase accelerant for a battery. Upon overcharge, since a compound subjected to oxidation at voltages higher than normal drive voltage of a cathode generates heat, electrolyte components can be decomposed or evaporated, thereby generating gas by the oxidation heat. Accordingly, it is possible to operate a safety means of a battery, without using an internal pressure increasing material directly generating gas through oxidation at overcharge voltage as the electrolyte additive, and thus to improve the overcharge safety of a secondary battery.

Abstract: An electric tool comprises a removable battery pack 2 as a power supply, a motor M as a power source, a drive unit being driven by said motor, a switch SW as an operation input unit, and a control circuit CPU controlling the driving of said motor according to the operation of said switch. The electric tool further comprises a power supply connection unit that enables a plurality of battery pack types, which have different rated output voltages, to be selectively connected, and an identification means that identifies the type of said battery pack that has been connected. Said control circuit is configured to control an output of said motor based on identification information for the type of said battery pack that has been connected, provided by said identification means.

Abstract: A secondary battery includes a bare cell having a can, a cap plate on the can, and an electrode terminal protruding from the cap plate; a protection circuit module on the bare cell, the protection circuit module including a circuit board; a temperature sensitive device coupled to the circuit board; and a first lead plate electrically coupled to the circuit board and to the electrode terminal.

Abstract: A battery pack includes a first bare cell and a second bare cell having positive electrodes electrically connected to each other at a first node and negative electrodes electrically connected to each other at the second node, a first protective device connected between the positive electrode of the first bare cell and the first node, and a protective circuit module electrically connected between the first bare cell and second bare cell.

Abstract: A rechargeable battery including an electrode assembly including a negative electrode and a positive electrode; a case housing the electrode assembly; a cap plate coupled to an opening of the case; a negative terminal and a positive terminal penetrating the cap plate and connected to the negative electrode and the positive electrode, respectively; an external short-circuit unit separately provided between the negative terminal and the cap plate and configured to short-circuit the negative terminal on the cap plate; and a thermistor for connecting the positive terminal and the cap plate, wherein the thermistor is configured to have reduced resistance when its temperature is increased.

Abstract: An apparatus is described including a hybrid power train having an internal combustion engine and an electric motor. The apparatus includes a hybrid power system battery pack that is electrically coupled to the electric motor. The apparatus includes an energy securing device that is thermally coupled to the hybrid power system battery pack. The energy securing device selectively removes thermal energy from the hybrid power system battery pack, and secure removed thermal energy. The energy securing device secures the removed thermal energy by storing the energy in a non-thermal for, or by using the energy to accommodate a present energy requirement.

Abstract: A rechargeable battery includes an electrode assembly including a negative electrode, a positive electrode, and a separator therebetween, a case housing the electrode assembly, a cap plate sealing the case and electrically connected to the positive electrode, a negative terminal and a positive terminal penetrating the cap plate and respectively electrically connected to the negative electrode and the positive electrode, and a safety member located between the electrode assembly and the case, electrically connected to the negative electrode, and including an end portion coupled to the negative electrode, a plate portion at a side of the electrode assembly, and a resistance controller coupling the end portion and the plate portion, and having a higher electrical resistance than the plate portion.

Abstract: The present invention relates to a battery management system for a battery module comprising a plurality of cells connected to one another which each have a positive and a negative terminal. The invention is in particular concerned with a battery management system which is used with accumulators especially lithium ion cells for forming a traction battery or a traction battery module for vehicles with an electrical drive drain. Such battery modules can for example be used in electrical vehicles, hybrid vehicles with combustion engines or hybrid vehicles with fuel cells, can however also be used for other purposes, for example for stationary applications or for small traction applications, such as for example in a wheelchair.

Abstract: The invention discloses a compound paper sticking process for lithium ion battery fuses, which comprises the following steps: a compound paper tape formed by the composite of square compound paper and L-shaped compound paper is prepared; a compound paper tape is installed on a semi-automatic compound paper sticking machine; the semi-automatic compound paper sticking machine is started and the compound paper tape moves forward; the semi-automatic compound paper sticking machine stops moving when the compound paper tape moves to working position; operators stick battery fuses on the compound paper of the compound paper tape; the semi-automatic compound paper sticking machine is started and the compound paper of the tape with battery fuse moves forward; the operators take down the battery fuse moved to a rewinding shaft at the other end of the semi-automatic compound paper sticking machine; the compound paper of battery fuse is shaped manually.

Abstract: A battery temperature sensor may include a substrate and a thin film resistive temperature device (RTD). The substrate can be layered on a battery cell element. The battery cell element can be an anode, a cathode, and a separator between the anode and cathode used in a battery cell. The thin film resistive temperature device (RTD) on the flexible substrate can change resistance with a change in temperature. A battery cell housing can enclose the thin film RTD.

Abstract: A battery pack includes a bare cell including an electrode assembly arranged within a can having an opening that is sealed by a cap plate, a protective circuit module (PCM) arranged on the cap plate, a lead member connecting the PCM to the cap plate; a coupling member inserted into the cap plate and coupled to the lead member. The coupling member is made out of a different material than that of the cap plate, each of the coupling member and the lead member include nickel. By including such a coupling member, the strength and durability of the weld connecting the cap plate to the PCM is improved and the contact resistance is lowered.

Abstract: A secondary battery comprises a bare cell and a protection circuit module comprising a printed circuit board and a thermistor. The thermistor comprises: a supporting member comprising an elastic material; a temperature sensor formed on the supporting member; a terminal configured to couple to a printed circuit board; and a conductive portion formed on the supporting member, wherein the conductive portion is connected to the terminal and to the temperature sensor.

Abstract: A battery pack includes a bare cell; an insulation member mounted on one surface of the bare cell; and an upper case covering the one surface of the bare cell, and having at least one coupling portion for coupling between the upper case and the bare cell. In the battery pack, the coupling portion includes an avoidance portion (e.g., a notch) for avoiding contact between the coupling portion and the insulation member. Accordingly, it is possible to reduce an assembly error of the battery pack by avoiding interference caused by the insulation member when the upper case is coupled to the bare cell.

Abstract: A secondary battery with a protective circuit module including a rechargeable bare cell having a first electrode and a second electrode and a protective circuit module having a protective circuit for the rechargeable bare cell. A conductive bonding layer is located on the protective circuit module and a secondary protective element assembly is attached to the protective circuit module by the conductive bonding layer. A first lead plate electrically connects the secondary protective element assembly to the first electrode, and a second lead plate electrically connects the protective circuit module to the second electrode.

Abstract: The present invention is directed to battery systems. In various embodiments, the present invention provides a battery system having a first battery group and a second battery group. The first battery group and the second battery group can share a single housing, or be positioned within separate housings. The first battery group and the second battery group can each have a plurality of cells configured in parallel, and the two groups can be electrically integrated. When operating at a low temperature, the first battery group is configured to provide electrical energy to a heating module that selectively heats up one or more segments of the second battery group. In addition, the first battery group also provides energy for initial operation of an electric vehicle or equipment. Once the selected segments of the battery group are heated up to an operating temperature, the selected segments supply electrical power to the vehicle or equipment and charge the first battery group.

Abstract: A method is provided for extending the useful life of a rechargeable energy storage unit for use in a motor vehicle, such as, in particular, a double layer capacitor, a lithium ion storage unit, a lithium ion capacitor or a NiMH storage unit, which exhibits a plurality of storage cells. In order to extend the useful life of the energy storage unit, it is proposed that the temperature and/or storage capacity of each of the storage cells be measured. If the temperature of a storage cell exceeds a reference value for the temperature of the storage cell on the storage cell is partially discharged, and, in this way, its voltage is reduced.

Abstract: A thermal transfer device for generating a thermal transfer between an energy store and a temperature-control panel for the temperature-control of the energy store. The thermal transfer device has a thermal insulation layer made of an unevenly distributed insulation material and a tolerance compensating layer made of a compressible material for compensating different material strengths of the thermal insulation layer.

Abstract: Methods and systems for determining a target temperature and/or adjusting a temperature associated with a battery, such as a vehicle battery. In some implementations of such methods, a temperature-scaled battery capacity of at least a portion of a battery may be determined at a measured temperature. The temperature-scaled battery capacity may be compared with a capacity threshold and, upon determining that the temperature-scaled battery capacity is below the capacity threshold, a target battery temperature for the at least a portion of the battery may be determined and/or set.

Abstract: Disclosed herein is a switching board having switching elements for temperature measurement mounted on a printed circuit board (PCB) having a circuit electrically connected to a unit cell constituting a battery module, the switching board including an upper board having a pair of switching elements, a temperature detection element, and one or more vertical through holes, the switching elements being electrically connected to the circuit, the temperature detection element and the vertical through holes being disposed between the switching elements, and a lower board having a heating pad at a position corresponding to the vertical through holes and the temperature detection element.

Abstract: A useful lifetime of an energy storage device can be extended by providing a series connection of a battery cell and an self-programming fuse. A plurality of series connections of a battery cell and an self-programming fuse can then be connected in a parallel connection to expand the energy storage capacity of the energy storage device. Each self-programming fuse can be a strip of a metal semiconductor alloy material, which electromigrates when a battery cell is electrically shorted and causes increases in the amount of electrical current therethrough. Thus, each self-programming fuse is a self-programming circuit that opens once the battery cell within the same series connection is shorted.

Abstract: Provided is a flow battery system and a control method and device thereof. The control method of the flow battery system includes: monitoring the temperature of the flow battery system; judging whether the temperature of the flow battery system exceeds a predefined temperature value range or not; and if the temperature of the flow battery system exceeds the predefined temperature value range, adjusting the temperature of the flow battery system to make same fall into the predefined temperature value range. The present disclosure enables the flow battery system to operate within the predefined temperature value range, thus enhancing the charging and discharging efficiency of the flow battery system.

Abstract: The invention relates to a devise for conditioning of cabin air from a cabin space of an aircraft that has at least one lithium air battery (106), having a first feed line (101) by means of which ambient air can be delivered to the battery (106) from the environment outside the aircraft, a second feed line (102) by means of which the cabin air from the cabin space can be delivered to the battery (106), a first discharge line (103) by means of which the air from the battery (106) can be delivered into the environment outside the aircraft, a second discharge line (104) by means of which air from the battery (106) can be delivered into the cabin space, a switchable means (105) that is connected to the first (101) and the second (102) feed lines and to the first (103) and second (104) discharge lines and that can adopt a first and second switching state, and a control device (108) by means of which the switchable means (105) can be controlled depending upon a current charging state of the lithium air battery (106

Abstract: A lithium ion secondary battery of an embodiment includes: a battery can; an electrode assembly in the battery can formed by rolling up a positive electrode, a separator and a negative electrode; an organic electrolyte solution in the battery can; a positive electrode lead in the battery can connected to the positive electrode; a negative electrode lead in the battery can connected to the negative electrode; and an overcharge preventer in the battery can; a cap body sealing the battery can; a positive electrode terminal fixed to the cap body and connected to the positive electrode lead; and a negative electrode terminal fixed to the cap body and connected to the negative electrode lead.

Abstract: A lithium ion secondary battery has a battery can, an electrode assembly in the battery can formed by rolling up a positive electrode, a separator, and a negative electrode, an organic electrolyte solution in the battery can, a positive electrode lead in the battery can connected to the positive electrode, a negative electrode lead in the battery can connected to the negative electrode, an overcharge preventer, a cap body sealing the battery can, a positive electrode terminal fixed to the cap body and connected to the positive electrode lead, and a negative electrode terminal fixed to the cap body and connected to the negative electrode lead.

Abstract: An electrochemical energy storage device includes a cell space for at least partially accommodating an anode and a cathode. The cell space is separated at least partially from the external surroundings by a housing. The energy storage device at least partially includes a coating configured to foam by the action of heat.

Abstract: A method of controlling a high-temperature storage battery connected to an electric power system, an apparatus for controlling the storage battery, and an electric power control system reside in that, when the temperature of the storage battery is equal to or lower than a reference temperature, charging and discharging the storage battery with charging and discharging electric power, which is the sum of charging and discharging electric power based on a preset process of operating the storage battery and charging and discharging electric power corresponding to charging and discharging cycles each of a continuous charging time of 1 hour or shorter and a continuous discharging time of 1 hour or shorter, for thereby supplying thermal energy to the storage battery.

Abstract: A safety device for a vehicle having a battery system with a plurality of battery cells, a method for controlling the safety device, and a system that includes the safety device and the battery system. The safety device includes an electronic unit; a first device configured to detect an insulation resistance between components of the battery system and a reference potential, which components are connected in an electrically conductive manner to at least one battery cell; a second device configured to supply and/or discharge heat to and/or from the battery cells via a heat transfer medium which circulates in at least one circular flow pattern; and at least a first cut-off valve configured to interrupt the circular flow path of the heat transfer medium and which is actuated by the electronic unit from an open position into a closed position when the detected insulation resistance is below a predetermined limit value.

Abstract: A battery temperature control apparatus capable of controlling the temperature of a battery to reach a suitable condition is provided. Thermal capacity determining unit 61, based on the temperature of battery 1 detected by battery temperature detector 2 and a target temperature stored in storage unit 5, determines the thermal capacity necessary for setting the temperature of battery 1 to the target temperature. Temperature regulating ability determining unit 62, based on the temperature of battery 1 detected by battery temperature detector 2 and the temperature of the temperature regulating medium detected by medium temperature detector 4, determines the temperature regulating ability of fan 3. Flow rate controller 63, based on the thermal capacity determined by thermal capacity determining unit 61 and the temperature regulating ability determined by temperature regulating ability determining unit 62, controls the flow rate of the temperature regulating medium sent by the fan.

Abstract: Disclosed are a current interrupting device and a secondary battery including the same. According to an embodiment, a current interrupting device comprises a first terminal; a second terminal; a fuse coupled to the first and second terminals; and a fuse body surrounding an exterior of the fuse to seal the fuse, wherein the first and second terminals include thin portions connected to the fuse, and the thin portions have a thickness less than a thickness of other portions of the first and second terminals.

Abstract: A rechargeable battery including: an electrode assembly; a case having an opening to receive the electrode assembly; a cap plate covering the opening of the case; a terminal arranged at the cap plate and electrically connected to the electrode assembly; a current collecting member coupled to the electrode assembly and the terminal and including a fuse unit; and a supporting member coupled to the current collecting member and supporting the fuse unit.

Abstract: Disclosed embodiments include thermoelectric-based thermal management systems and methods configured to heat and/or cool an electrical device. Thermal management systems can include at least one electrical conductor in electrical and thermal communication with a temperature-sensitive region of the electrical device and at least one thermoelectric device in thermal communication with the at least one electrical conductor. Electric power can be directed to the thermoelectric device by the same electrical conductor or an external power supply, causing the thermoelectric device to provide controlled heating and/or cooling to the electrical device via the at least one electrical conductor.

Abstract: A battery pack includes a battery cell including a case and at least one cell tab, the case including a lip, the cell tab protruding through the lip, and a protective circuit module including a circuit board located at a top side of the lip, at least one electrode tab located on the circuit board, and at least one circuit device located at the circuit board, and the at least one cell tab is connected to the at least one electrode tab.

Abstract: A method is generally described which includes operating an electrical energy storage device or an electrochemical energy generation device includes providing at least one thermal control structure formed of a high thermal conductive material. The high thermal conductive material having a high k-value, the high k-value being greater than approximately 410 W/(m*K). The thermal control structures are disposed adjacent at least a portion of the electrical energy storage device or the electrochemical energy generation device. The thermal control structures are configured to provide heat transfer away from the portion of the electrical energy storage device or the electrochemical energy generation device. The method also includes configuring a controller with a control algorithm to control the actions of a controllable fluid flow device as a function of a mobile device states. The mobile device using electricity from the electrical energy storage device or the electrochemical energy generation device.