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664 results about "Dry cell" patented technology

A dry cell is a type of electric battery, commonly used for portable electrical devices. It was developed in 1886 by the German scientist Carl Gassner, after development of wet zinc-carbon batteries by Georges Leclanché in 1866. The modern version was developed by Japanese Yai Sakizo in 1887.

Solar-powered device for paid recycling of waste cells

InactiveCN102654927AAdapt to the needs of different applicationsActively Promote Recycling EffortsReturnable containers actuationLithiumEngineering
The invention relates to a solar-powered device for paid recycling of waste cells, containing a box body, a box door and a box top, wherein a dry cell and lithium cell inlet and an environmental bag providing opening are arranged on one side of the front surface of the box body, the inner end of the dry cell and lithium cell inlet is connected with a waste cell storage cavity, and the inner end of the environmental bag providing opening is connected with an environmental bag storage cavity; the other side of the front surface of the box body is provided with a card inserting opening, a display screen, an associated button and a locking eye; the back surface of the box body is provided with a back box locking eye and an accumulation cell; and the box door is provided with various opening holes consistent to a structure and a position of the front surface of the box body, a solar cell panel is arranged on the box top, the solar cell panel provides electric power for each component, the information of each working component is integrally processed and controlled by a control chip, and the processed information is displayed on a display screen. The invention provides the device for paid recycling of the waste cells, which uses the modes of rewarding with a real object, or calculating integrals for uniform award, thus positively developing a recycle operation of the waste cells.
Owner:SHANGHAI DIANJI UNIV

Method and system for networking wireless water meters or wireless gas meters

The invention discloses a method and a system for networking wireless water meters or wireless gas meters. The method comprises the following steps: carrying out regional division on wireless water meters or wireless gas meters in some residence community; reading all meters in one region by a concentrator, recording wireless signal intensity information of all levels of relay meters capable of directly reading; finding out all levels of stably reading relay meters through the wireless signal intensity analysis, and sequencing according to the priority sequence from the weak signal intensity to the strong signal intensity; finding out the reading ranges of all levels of relay meters according to the sequence; and finishing the regional networking by the concentrator, networking the meters regionally by the concentrator, finally finishing the networking in the residence community, and managing the meters according to routing information. The method is completely opposite to a conventional meter end self-networking mode, the concentrator is adopted to help the wireless water meters or the wireless gas meters to network, and the power consumption required by networking is reduced greatly, so that the requirement that the wireless water meters or the wireless gas meters supplied with power by batteries are used for more than 7 years is met.
Owner:HUNAN WEIMING ENERGY TECH CO LTD

Automatic dismantling and separating device for waste dry cell and dismantling and separating method

The invention discloses an automatic dismantling and separating device for a waste dry cell and a dismantling and separating method, The automatic dismantling and separating device comprises a roller, a belt, a grinding wheel group, a firing pin, a cutter and a vibrating screen, wherein the conveyor belt is provided with a plurality of rubber partition plates; the grinding wheel group is arranged on the conveyor belt; the first side of the conveyor belt is provided with the cutter and the firing pin; the second side of the conveyor belt is provided with the vibrating screen. A first roller, a grinding wheel, the cutter and the firing pin are powered on; the waste dry cells are fixedly arranged between two adjacent partition plates of the belt one by one. Along with the movement of the belt, two ends of each waste dry cell are cut off by the grinding wheel rotating at high speed, paste and a carbon bar of the dry cell are pushed out of a shell of the dry cell through the firing pin, and a zinc skin is separated from a plastic skin through the cutter. The automatic dismantling and separating device and dismantling and separating method for the waste dry cell have the advantages that a paste electrolyte, a zinc drum and the carbon bar can be comprehensively recycled, and the processing working efficiency and a separation effect of the waste dry cell can be improved.
Owner:ANHUI UNIV OF SCI & TECH

High water-resistant thermal-insulation battery box for electric automobile

The invention relates to the technical field of batteries of electric automobiles, specifically to a high water-resistant thermal-insulation battery box for an electric automobile. The battery box comprises a sealed box, a plurality of battery cells in the box and a radiator arranged in the box and connected with the plurality of battery cells, wherein each battery cell is provided with a heating device, and a battery box controller connected with the heating devices through a control circuit is arranged in the box. According to the invention, hollow heating radiating panels are arranged for heat radiation of each battery cell module, so uniform heat radiation of the battery cell modules is guaranteed, and heat radiation efficiency is improved. The heating devices are used for electric heating of the battery box when the battery box is in a low temperature state so as to guarantee reliable operation of a power lithium battery; through real time monitoring of heating plates, temperature homogeneity of a battery pack is guaranteed; the problems of heat radiation during working of batteries of an electric passenger car, heating during cold start-up and the like are overcome; and the battery box is safe and reliable and can be conveniently and rapidly dismounted.
Owner:STATE GRID CORP OF CHINA +2

Smps circuit with multiple ac/dc inputs and application of such circuit to computer power supplies or laptop adapters

The invention relates to a switch mode power supply (SMPS—Switching Mode Power Supply) which provides the output voltages generated in the AC-network-input switch mode power supply (SMPS—Switching Mode Power Supply) circuits also with battery and similar supply inputs when necessary by using a shared power transformer (T3) having separate power input windings (7, 6) appropriate for the particular input voltage for each input supply and the power switching transistors (Q1, Q2, Q5, Q6) connected to this windings in accordance with the topology used and, which other remaining control, feedback, output rectifying and filtering circuits and other windings of the transformer are single and shared without using a second independent power supply or regulator circuit in addition to the network-input power supply. By the addition of a small dry battery, this concept is applied to the computer power supplies in order to develop an economical Uninterruptible Computer Power Supply (UCPS), which could be installed to the power supply housing in the computer case and which could power the monitor as well. It has also been applied to the laptop computer adaptors and a two-supply-input laptop computer adaptor, which works either from the automobile lighter outlet or from the network with a single adaptor, has been developed.
Owner:OZENC SERGIN

Electrochemical system

The present invention describes an electrochemical system as well as a bipolar plate for use in an electrochemical system. The electrochemical system (1), consists of a layering of several cells (2), which in each case are separated from one another by bipolar plates (3), wherein the bipolar plates comprise openings for the cooling (4) or for the removal and supply of operating media (5) to the cells, and the layering may be set under mechanical compressive stress, wherein at least one cell comprises an electrochemically active region (6) which is surrounded by a boundary wall (7) of the bipolar plate, and a channel structure (8) of the bipolar plate is provided within the electrochemically active region, for the uniform media distribution, wherein at least one gas diffusion layer (9) is provided for the micro-distribution of media. Limitation elements (10) are provided in the border region between the channel structure as well as the boundary wall, for avoiding fluid from bypassing between the channel structure and the boundary wall, wherein the gas diffusion layer covers the channel structure and / or at least parts of the limitation elements. The reliability and the efficiency of electrochemical systems are decisively increased by way of preventing the bypass in the border region of the electrochemically active field.
Owner:REINZ DICHTUNGS

Battery welding intensity detecting method and device

A method and device for detecting the welding strength of a battery. The device includes a suction mobile device and a suction nozzle. The suction nozzle is arranged on the mobile end of the suction mobile device. One end of the battery pack is welded with a conductive sheet, and the electrodes on the conductive sheet are connected to the battery. One end of the battery in the group is welded, the suction nozzle sucks the other end of the battery, and the suction mobile device pulls the battery away from the conductive sheet under the action of a constant tension. If one end of the battery does not separate from the electrode, it proves that the welding strength of the battery meets the requirements. Welding standard, otherwise it proves that the battery welding strength does not meet the welding standard. Because the present invention adopts the suction moving device and the suction nozzle, the suction nozzle is arranged on the moving end of the suction moving device, compared with the prior art, the pulling force is constant, and the number of suction nozzles can be the same as the number of batteries, so that the detection device once It can detect the welding strength of several batteries and electrodes, which has the advantages of convenient detection, high detection efficiency and no damage to the electrodes.
Owner:深圳市泰霸电源系统有限公司

Energy storage power station battery thermal runaway protection system

The invention discloses an energy storage power station battery thermal runaway protection system which comprises solid-solid composite phase change material heat dissipation plates tightly attached to the two sides of battery modules. The battery modules are formed by connecting a plurality of single batteries in series, and the batteries are attached to the solid-solid composite phase change material heat dissipation plates through heat conduction and insulating double-faced adhesive tapes. Cold liquid plates are arranged between the adjacent battery module bodies, and the cold liquid platesare arranged between the battery modules in an S shape. Heat conduction silica gel layers are arranged between the solid-solid composite phase change material heat dissipation plates and the cold liquid plates, and the solid-solid composite phase change material heat dissipation plates are made of a paraffin / expanded graphite solid-solid composite phase change material. Al2O3 / H2O nano sol coolingliquid is adopted as cooling liquid in the cold liquid plates. Through combination of the solid-solid phase change material and the liquid cooling plates, efficient heat dissipation of a faulted thermal runaway battery is realized, and chain fire accidents caused by thermal runaway propagation of the battery are avoided.
Owner:国网陕西省电力公司汉中供电公司 +3

Waste battery recycling system and recycling method

ActiveCN104183855AEffective Environmental RecyclingEffective resource recyclingReclaiming serviceable partsBattery recyclingEddy current separatorProcess engineering
The invention discloses a waste battery recycling system and a recycling method. The system and method are as below: the waste dry batteries are subjected to two crushing to obtain components of powdered carbon, paper, film, plastics, carbon rods, iron, zinc and copper; the components are dried and have mercury removed, and sent into a vibration sieve to separate powdered carbon; the remaining components are sent into a vibration sieve in a next device; at the same time a blower and a suction fan are arranged on both sides of the vibration sieve in a line, so that lighter components containing paper, film and plastics are blown into a storage barrel and a space bag, and remaining iron, carbon rods, zinc and copper are sent into a conveyor belt of a magnetic separation device to isolate the iron; the remaining carbon rods, zinc and copper are crushed by a biaxial crusher; the carbon rods are crushed into powdered carbon, which is separated and sent into the space bag; and the remaining zinc and copper are sent into an eddy current separator for separation. The invention can carry out effective and environment-friendly recycling, harmless treatment and recycling on waste batteries, and realizes a self existence and continuously fixed recycling mode of resources.
Owner:深圳市泰力废旧电池回收技术有限公司

Internet of Things battery electric quantity measurement method, device, system and equipment and storage medium

InactiveCN112269136AAccurate remaining power valueElectrical testingTime informationElectrical battery
The invention is suitable for the technical field of the Internet of Things, and provides an Internet of Things battery electric quantity measurement method, device, system and equipment and a storagemedium, and the method comprises the steps: obtaining the electric quantity parameter information of a to-be-measured Internet of Things battery, and the electric quantity parameter information comprising voltage information, current information, temperature information and continuous working time information; according to the electric quantity parameter information and a preset battery electricquantity measurement model, determining the residual electric quantity of the Internet of Things battery; wherein the preset battery electric quantity measurement model is generated by training a plurality of pre-collected battery discharge samples carrying electric quantity parameter information through a deep learning neural network. According to the method, the electric quantity influence factors are fully considered, the battery electric quantity measurement model established according to the deep neural network and a large amount of sample data is utilized, the accurate battery remainingelectric quantity value can be obtained directly through the battery electric quantity parameters in the using process, and the method can be suitable for a scene with sudden large current.
Owner:深圳市智达百川科技有限公司

Mobile battery charging/changing station for electric vehicle

The invention discloses a mobile battery charging/changing station for an electric vehicle. The mobile battery charging/changing station comprises a trailer, wherein a plurality of batteries are placed on a deck in a trailer carriage and are respectively connected with a charging machine arranged in the carriage, and the charging machine is connected with a controller arranged in the carriage; and the connections between the batteries and the charging machine as well as electric appliances on the electric vehicle and between the batteries are realized through battery leads in a slipknot manner or a threaded manner. According to the invention, the functions of the traditional fixed type battery charging/changing station are mobilized through the trailer; the batteries can be placed on the trailer conveniently and firmly only by slightly changing the trailer; and the batteries can be charged in any places capable of supplying electric energy as long as the charging machine and other accessory equipment are arranged in the trailer carriage, and the trailer can also be driven to any places in need so as to change the batteries for the electric vehicles. The mobile battery charging/changing station disclosed by the invention does not occupy fixed places, is flexible and convenient for battery charging and changing and low in investment, and has very good economic and social benefits.
Owner:SOUTH CHINA UNIV OF TECH

Method for recovering highly pure manganese dioxide from waste manganese dry batteries, and use of highly pure manganese dioxide

The invention discloses a method for recovering highly pure manganese dioxide from waste manganese dry batteries, and a catalysis application of the highly pure manganese dioxide. The method concretely comprises the following steps: carrying out fragmenting sorting, vibration screening, water washing desalination, alcohol washing degreasing, alkali washing, pickling and neutral water washing on waste dry batteries, filtering out manganese dioxide-containing black powder, mixing the manganese dioxide powder with a strong oxidation additive or strong oxidant solution under closed conditions through using the catalysis activity of manganese dioxide, and carrying out low temperature oxygen-rich roasting to remove carbon and acetylene black in order to prepare the highly pure manganese dioxide which can be applied to catalytic degradation of petroleum chemical engineering phenol wastewater. The idea of treating wastes by using wastes is used to reasonably utilize solid wastes and separate and purify the active catalyst used for treating industrial wastewater. The method has the advantages of low energy consumption, greenness and environmental protection, simple process flow, realization of avoiding of pyrolysis of manganese dioxide through low temperature oxygen-rich roasting and conversion of low-valence alkali manganese salt, high purity and large output of the above product, high recovery rate, rapid catalytic degradation of the petroleum chemical engineering phenol wastewater, and high catalytic degradation efficiency, and allows the chemical oxygen demand (COD) of treated industrial wastewater to reach national industrial wastewater discharge standards.
Owner:CHINA UNIV OF PETROLEUM (EAST CHINA)

Dry-type chargeable vanadium cell manufacturing technique

The invention relates to a novel battery which adopts vanadic sulfate as active material for an anode and a cathode of the battery. The active material for the anode is paste solid material of mixture of sulfates with 5 valence vanadium and 4 valence vanadium respectively (among which the content of sulfates with 5 valence vanadium and 4 valence vanadium is 50 percent respectively. ), sulfate, lithium sulfate, graphite powder, polyviny1 alcohol and water mixed evenly by the proportion of 40 to 80 per cent: 1 to 10 per cent:1 to 10 per cent:5 to 20 per cent:1 to 5 per cent:5 to 15 per cent and filled solidly. The active material for the cathode is the paste solid material of mixture of sulfates with 3 valence vanadium and 2 valence vanadium respectively (among which the content of sulfates with 3 valence vanadium and 2 valence vanadium is 50 per cent respectively), sulfate, lithium sulfate, graphite powder, polyviny1 alcohol and water mixed evenly in the proportion of 40 to 80 per cent: 1 to 10 per cent:1 to 10 per cent:5 to 20 per cent:1 to 5 per cent:5 to 5 per cent and filled solidly. The battery provided by the invention is a rechargeable vanadium battery of dry type. The invention is characterized by good electrochemical reversibility and long cycle life due to adopting vanadium element of ionic status as the active material. The vanadic sulfate of the active material is made into paste solid, thus presenting the advantages of a dry battery.
Owner:BEIJING PRUDENT CENTURY TECH CO LTD
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