30results about "Cells with cell condition indications" patented technology

Disclosed is a method of controlling a modular battery powered handheld surgical instrument. The surgical instrument including a battery, a user input sensor, a controller, a radio frequency (RF) drive circuit, an ultrasonic transducer, ultrasonic transducer drive circuit, and an end effector. The end effector including an electrode electrically coupled to RF drive circuit, an ultrasonic blade acoustically coupled to the ultrasonic transducer, and a sensor to measure tissue parameters. The method includes applying an RF current drive signal to the electrode by the RF drive circuit; applying an ultrasonic drive signal to the ultrasonic transducer by the ultrasonic transducer drive circuit to acoustically excite the ultrasonic blade; controlling intensity, wave shape, and / or frequency of the RF current drive signal and the ultrasonic drive signal on a sensed measure of a tissue or user parameter.

The present technology relates to a capacity indicator for use with a battery. One aspect of the present technology provides an improved activation circuit for a capacity indicator that is easy to use and reduces the likelihood of false alarms. Another aspect of the present technology provides an improved indicator that can indicate battery capacity without requiring the use of expensive battery labels such as thermochromic strips. Another aspect of the present technology provides a capacity determination circuit housed within the battery that can provide a more accurate indication of battery capacity.

An electronic device according to an embodiment of the disclosure may include: a battery including an anode having a first length and a cathode having a second length different from the first length, a flexible printed circuit board electrically connected to the battery and surrounding at least part of a side surface of the battery, and a speaker stacked with the battery. The flexible printed circuit board may include a power wiring electrically connected to the anode and a ground wiring electrically connected to the cathode. A first current of a first winding direction generated due to a length difference between the cathode and the anode may flow in the battery, and a second current of a second winding direction opposite to the first winding direction may flow in a wiring disposed closer to the speaker between the power wiring and the ground wiring.

The invention relates to a nickel-free sheet CCS assembly and a detection device thereof, and relates to the technical field of nickel-free sheet CCS assemblies. The detection device is composed of an FPC sampling plate, an FPC sampling direct welding pad, a plastic structural member and a copper-aluminum composite BUSBAR, and comprises a detection box and an opening and closing cover plate hinged to the upper end of the detection box; a bearing plate is slidably mounted on the detection box, and a plurality of mounting grooves are formed in the bearing plate; the opening and closing cover plate is further provided with a plurality of energizing parts which are in contact with the connector for energizing detection. A vibration part is arranged in the detection box and located below the bearing plate. The electrifying part is matched with the vibration part to detect the welding firmness of the nickel-free CCS assembly, and the accuracy of the detection result is improved through multiple detection modes, so that the quality of the nickel-free CCS assembly is guaranteed; the bearing plate and the opening and closing cover plate work cooperatively, automatic correction and limiting of the nickel-free sheet CCS assembly are achieved, and stable clamping during detection is ensured.

The present disclosure provides a modular biodegradable battery system addressing limitations of conventional batteries. The system comprises removable energy pods, each containing a first electrode, a second electrode, separate compartments for organic material and vinegar, and an activation mechanism to mix these components into a biodegradable slurry. A reusable modular base removably couples with the energy pods. This design enables customizable power configurations while utilizing environmentally friendly materials. The activation mechanism allows on-demand power generation, overcoming shelf-life issues of pre-mixed biodegradable batteries. The modular base facilitates easy replacement of depleted pods and supports series or parallel connections for voltage or current amplification. This system offers a sustainable alternative to traditional batteries, reducing electronic waste and environmental impact.

Circuitry for processing an analyte signal obtained from an electrochemical cell, the circuitry comprising: measurement circuitry having a first measurement input coupled to a first electrode of the electrochemical cell, the measurement circuitry configured to convert the analyte signal at the first measurement input to a first analog output signal; an analog-to-digital converter (ADC) having an first ADC input for receiving the first analog output signal, the ADC configured to convert the first analog output signal to a first digital output signal at an ADC output; compensation circuitry configured in a measurement mode to: apply a first compensation to the first digital output signal to obtain a first compensated digital output signal, the first compensation to compensate for non-linearity in the ADC; and apply a second compensation to the first compensated digital output signal to obtain a second compensated digital output signal, the second compensation to compensate for non-linearity in the measurement circuitry; control circuitry configured in a calibration mode to: apply a first calibration signal at the first ADC input and adapt the first compensation based on the first calibration signal and the first compensated digital output signal; and apply a second calibration signal at the first electrode and adapt the second compensation based on the second calibration signal and the second compensated digital output signal.

Circuitry for processing an analyte signal obtained from an electrochemical cell, the circuitry comprising: measurement circuitry having a first measurement input coupled to a first electrode of the electrochemical cell, the measurement circuitry configured to convert the analyte signal at the first measurement input to a first analog output signal; an analog-to-digital converter (ADC) having an first ADC input for receiving the first analog output signal, the ADC configured to convert the first analog output signal to a first digital output signal at an ADC output; compensation circuitry configured in a measurement mode to: apply a first compensation to the first digital output signal to obtain a first compensated digital output signal, the first compensation to compensate for non-linearity in the ADC; and apply a second compensation to the first compensated digital output signal to obtain a second compensated digital output signal, the second compensation to compensate for non-linearity in the measurement circuitry; control circuitry configured in a calibration mode to: apply a first calibration signal at the first ADC input and adapt the first compensation based on the first calibration signal and the first compensated digital output signal; and apply a second calibration signal at the first electrode and adapt the second compensation based on the second calibration signal and the second compensated digital output signal.

The present invention relates to the field of battery technology. [Solution] The present invention discloses a metal-air fuel cell system with large-sized anode tracking adjustment, which includes a flexible housing, a tracking adjustment module, and a driving mechanism, wherein the flexible housing is for accommodating an electrolyte and a metal ingot 24 as an electrochemical reaction space, the tracking adjustment module can change the shape of the flexible housing to follow dimensional changes of the metal ingot and reduce the size of the electrochemical reaction space, and the driving mechanism is for controlling the operation of the tracking adjustment module. The metal-air fuel cell system with large-sized anode tracking adjustment provided by the present invention can achieve real-time size adjustment through the tracking adjustment mechanism based on size changes of the metal ingot during the reaction process, ensuring the durability and stability of the electrochemical reaction and improving the performance reliability of the metal-air fuel cell.

A metal-air fuel battery system with follow-up adjustment of a large-sized anode is provided, which relates to a technical field of a battery. The battery system includes a flexible case, a follow-up adjustment module and a drive mechanism, where the flexible case, as an electrochemical reaction space, is configured to accommodate an electrolyte solution and a metal ingot therein, and have a flexible air electrode embedded in an inner wall thereof; the follow-up adjustment module is configured to change a shape of the flexible case according to a size change of the metal ingot, to reduce the electrochemical reaction space; and the drive mechanism is configured to control action of the follow-up adjustment module.

The present disclosure discloses an insulation detection device and an insulation detection method for a battery pack cooling plate. A specific embodiment of the insulation detection device includes: a detection position for placing the battery pack cooling plate, wherein the battery pack cooling plate is hollow and an insulating coating is applied to the outer surface of the battery pack cooling plate; conductive cotton, arranged in the detection position, for wrapping the battery pack cooling plate; a first conductive member connected to the inner wall of the battery pack cooling plate; a second conductive member connected to the conductive cotton; an insulation detector, a first end of which is connected to the first conductive member, and a second end of which is connected to the second conductive member. Thus, a new insulation detection device and method are provided.

The present disclosure provides a modular biodegradable battery system addressing limitations of conventional batteries. The system comprises removable energy pods, each containing a first electrode, a second electrode, separate compartments for organic material and vinegar, and an activation mechanism to mix these components into a biodegradable slurry. A reusable modular base removably couples with the energy pods. This design enables customizable power configurations while utilizing environmentally friendly materials. The activation mechanism allows on-demand power generation, overcoming shelf-life issues of pre-mixed biodegradable batteries. The modular base facilitates easy replacement of depleted pods and supports series or parallel connections for voltage or current amplification. This system offers a sustainable alternative to traditional batteries, reducing electronic waste and environmental impact.

A power management unit architecture including a set of batteries connected to a load via a bus; a controller in operative communication with the batteries; a telemetry unit in operative communication with the controller and the batteries; at least one power switch in operative communication with the controller, the batteries and the bus; a squib unit operatively connected to the batteries; wherein the controller is configured to pull a battery current from a first battery and drive the first battery current into a second battery responsive to a predetermined current.

The invention is directed towards an electrochemically active cathode material. The electrochemically active cathode includes beta-delithiated layered nickel oxide.

An explosion-proof valve (100) and a battery pack (200). When thermal runaway occurs in the battery pack (200), a part of a gas flow formed by a thermal runaway gas can be discharged through a gas discharge channel (13), and the other part thereof enters a chamber (33) of a sound production portion (30) through a gas inlet (34) and flows back after reaching a first end (31). The backflow gas is blocked and reflected by a blocking portion (38) at the gas inlet (34). A part of the gas flow in the chamber (33) may be discharged to the outside of the chamber (33), and the gas flow in the chamber (33) vibrates and continuously produces sound, thereby achieving the aim of raising a thermal runaway alarm, and avoiding the occurrence of safety risks.

This device provides a safe and efficient wireless process variable transmitter that uses energy from multiple primary cell batteries connected in parallel. [Solution] In a wireless process variable transmitter (field device), the battery power supply 46 includes a plurality of battery power banks 50A to 50C, each having primary cell batteries 52A to 52C; low-voltage cutoff circuits 54A to 54C, which are electrically connected to the primary cell batteries and provide an electrical connection to the primary cell batteries when the voltage of the primary cell batteries exceeds a threshold; and an ideal diode that has an input electrically connected to the primary cell batteries via the low-voltage cutoff and provides a power bank output. A power sharing node 62 has an input that is connected to the battery power bank output of each of the plurality of battery power banks and has a shared power output that supplies power to the circuit of the wireless process variable transmitter.

The invention relates to the technical field of batteries, wireless communication and positioning, in particular to an intelligent positioning dry battery system and method based on multi-protocol communication, and the system comprises a signal receiving module which is arranged in a standard dry battery and is used for receiving a search signal sent from the outside; the prompting module is electrically connected with the signal receiving module and is used for responding to the searching signal and providing positioning feedback for the user; the micro-control unit is electrically connected with the signal receiving module and the prompting module and is used for controlling the prompting module to generate corresponding positioning feedback according to the received searching signal; and the energy management system is electrically connected with the signal receiving module, the prompt module and the micro-control unit and is used for optimizing energy distribution in the battery and reducing the influence of the signal receiving module and the prompt module on the main power supply function of the battery, and a multi-protocol communication system is integrated in the standard dry battery. And any equipment using the battery can have a positioning function without being transformed, so that the universality of the technology is remarkably improved.

The present invention provides a blood pressure monitor voltage configuration method, device, and blood pressure monitor. The method comprises: obtaining the current battery voltage and current communication network status of the blood pressure monitor; determining a target battery voltage threshold corresponding to the current communication network status based on a pre-stored network-voltage relationship table; wherein the network-voltage relationship table is used to indicate the corresponding battery voltage thresholds under different communication network conditions; the battery voltage threshold is the minimum voltage value at which the blood pressure monitor operates under the corresponding communication network condition; determining whether the current battery voltage is less than the target battery voltage threshold to obtain a judgment result; and determining whether the blood pressure monitor continues to operate based on the judgment result. The present invention can configure the minimum voltage of the blood pressure monitor battery according to different communication network conditions, rationally utilizing the blood pressure monitor battery capacity, increasing the product's battery life, and improving the user experience.

The present application discloses a battery cover plate, comprising: a detection component for detecting the temperature and pressure of a battery body, a fixing structure for fixing the detection component, an annular sealing ring connected to the first bottom surface of the detection component, a cover plate for connecting the battery body, and a preset groove formed in the cover plate, wherein a preset hole is formed in the preset groove, and the detection component is communicated with the battery body through the preset hole; the annular sealing ring is further connected to the fixing structure. By adopting the present application, the problem that the internal air pressure of the battery cannot be actually tested after the battery injection port is encapsulated can be solved.

An electronic device according to an embodiment of the present disclosure may comprise: a battery including a positive electrode having a first length and a negative electrode having a second length different from the first length; a flexible printed circuit board electrically connected to the battery and surrounding at least a portion of a side surface of the battery; and a speaker stacked and arranged with the battery. The flexible printed circuit board may comprise: a power wiring electrically connected to the positive electrode; and a ground wiring electrically connected to the negative electrode. The battery may be configured such that a first current generated by a difference in length between the negative electrode and the positive electrode flows in a first winding direction, and one of the power wiring and the ground wiring, which is arranged closer to the speaker, may be configured such that a second current flows in a second winding direction opposite to the first winding direction.

A metal-air fuel battery system with follow-up adjustment of a large-sized anode is provided, which relates to a technical field of a battery. The battery system includes a flexible case, a follow-up adjustment module and a drive mechanism, where the flexible case, as an electrochemical reaction space, is configured to accommodate an electrolyte solution and a metal ingot therein, and have a flexible air electrode embedded in an inner wall thereof; the follow-up adjustment module is configured to change a shape of the flexible case according to a size change of the metal ingot, to reduce the electrochemical reaction space; and the drive mechanism is configured to control action of the follow-up adjustment module.

The technology relates to a capacity indicator for use with a battery. One aspect of the technology provides an improved activation circuit for a capacity indicator that is easier to use and less prone to false alarms. A further aspect of the technology provides an improved indicator which is able to indicate battery capacity without requiring the use of expensive battery labels such as thermochromic strip. A further aspect of the technology provides a capacity determination circuit which is housed within a battery and which is able to provide a more accurate indication of battery capacity.

The present invention discloses a control circuit for a laminated energy storage cell based on a bipolar current collecting plate, wherein the laminated energy storage cell comprises at least two energy storage units stacked together, wherein the energy storage unit comprises a first electrode and a second electrode, wherein the first electrode and the second electrode of two adjacent energy storage units are arranged adjacent to each other, and a bipolar current collecting plate that is electronically conductive and ionically isolated is provided between the adjacent first and second electrodes; a connecting bypass is provided between the first electrode and the second electrode belonging to the same energy storage unit, and a variable resistor and a bypass switch are provided on the connecting bypass. The present invention also proposes a control method for a laminated energy storage cell based on a bipolar current collecting plate. The laminated energy storage cell control circuit and control method based on the bipolar current collecting plate of the present invention can protect the energy storage unit when it fails, and disconnect the energy storage unit when it loses control, thereby ensuring that the other energy storage units of the laminated energy storage cell can continue to be used normally.

The present application relates to battery technology, wireless communication technology and positioning technology field, particularly to a smart positioning dry battery system and method based on multi-protocol communication, comprising: a signal receiving module arranged in a standard dry battery, used for receiving a search signal sent from outside; a prompt module electrically connected with the signal receiving module, used for providing positioning feedback to a user in response to the search signal; a micro control unit electrically connected with the signal receiving module and the prompt module, used for controlling the prompt module to generate corresponding positioning feedback according to the received search signal; and an energy management system electrically connected with the signal receiving module, the prompt module and the micro control unit, used for optimizing the internal energy distribution of the battery, reducing the influence of the signal receiving module and the prompt module on the main power supply function of the battery, integrating a multi-protocol communication system in the standard dry battery, so that any device using the battery can have positioning function without modification, significantly improving the universality of the technology.

The present invention relates to the field of battery technology. [Solution] The present invention discloses a metal-air fuel cell system with large-sized anode tracking adjustment, which includes a flexible housing, a tracking adjustment module, and a driving mechanism, wherein the flexible housing is for accommodating an electrolyte and a metal ingot 24 as an electrochemical reaction space, the tracking adjustment module can change the shape of the flexible housing to follow dimensional changes of the metal ingot and reduce the size of the electrochemical reaction space, and the driving mechanism is for controlling the operation of the tracking adjustment module. The metal-air fuel cell system with large-sized anode tracking adjustment provided by the present invention can achieve real-time size adjustment through the tracking adjustment mechanism based on size changes of the metal ingot during the reaction process, ensuring the durability and stability of the electrochemical reaction and improving the performance reliability of the metal-air fuel cell.

Circuitry 400 for processing an analyte signal from an electrochemical cell 100, comprising: measurement circuitry 404 having an input coupled to a first electrode of the cell, configured to convert t

A power management unit architecture including a set of batteries connected to a load via a bus; a controller in operative communication with the batteries; a telemetry unit in operative communication with the controller and the batteries; at least one power switch in operative communication with the controller, the batteries and the bus; a squib unit operatively connected to the batteries; wherein the controller is configured to pull a battery current from a first battery and drive the first battery current into a second battery responsive to a predetermined current.

Disclosed is a method of controlling a modular battery powered handheld surgical instrument. The surgical instrument including a battery, a user input sensor, a controller, a radio frequency (RF) drive circuit, an ultrasonic transducer, ultrasonic transducer drive circuit, and an end effector. The end effector including an electrode electrically coupled to RF drive circuit, an ultrasonic blade acoustically coupled to the ultrasonic transducer, and a sensor to measure tissue parameters. The method includes applying an RF current drive signal to the electrode by the RF drive circuit; applying an ultrasonic drive signal to the ultrasonic transducer by the ultrasonic transducer drive circuit to acoustically excite the ultrasonic blade; controlling intensity, wave shape, and / or frequency of the RF current drive signal and the ultrasonic drive signal on a sensed measure of a tissue or user parameter.

The invention is directed towards a cathode. The cathode includes an electrochemically active cathode material and at least one cathode additive. The at least one cathode additive includes a head group and at least one hydrocarbon tail group. The head group includes at least one p-element atom that is bonded to a second p-element atom. The at least one p-element atom has an electronegativity and the second p-element atom has an electronegativity. The electronegativity of the at least one p-element atom is different from the electronegativity of the second p-element atom.

The invention discloses a battery cover plate which comprises a detection assembly used for detecting the temperature and the pressure intensity of a battery main body, a fixing structure used for fixing the detection assembly, an annular sealing ring connected with the first bottom surface of the detection assembly, a cover plate used for being connected with the battery main body, and a preset groove formed in the cover plate, a preset hole is formed in the preset groove, and the detection assembly is communicated with the battery main body through the preset hole; the annular sealing ring is further connected with the fixing structure. With the adoption of the application, the problem that the internal air pressure of the battery cannot be actually tested after the battery liquid injection port is packaged can be solved.