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116results about How to "Even mixing effect" patented technology

Method for preparing layered lithium, nickel, cobalt and manganese oxide anode material for lithium ion battery

The present invention relates to a method to prepare cathode material of layered lithium-nickel-cobalt-manganese oxide applied to lithium ion battery. The corresponding materials of metal manganese powers, compounds of lithium, metal cobalt or compounds of cobalt and compounds of nickel are weighted according to the molar ratio expressed and required in the chemical formula LiyNixCo1-2xMnxO2. In the formula, x is more than zero but less than 0.5 and y is more than or equal to 0.9 but less than 1.1; a solvent is added in the materials for wetmilling; and to be dried after wetmilling; then the materials is sintered under high temperature and then to be grinded to acquire the cathode material of layered lithium-nickel-cobalt-manganese oxide. The present invention has the advantages that a wetmilling mixing method is adopted which improves the mixing effect of the materials; a solid phase method is adopted to compound which has the advantages of simple technics process and low cost and is suitable for Industrialized mass production and avoids the complex flows of the body of a wet method before preparation; the metal manganese powers are adopted to replace the traditional manganese compound as materials which greatly improves the tap density of products and can realize higher volume capacity.
Owner:CHINA AUTOMOTIVE BATTERY RES INST CO LTD

Three-dimensional mixer and three-dimensional mixing method

The invention relates to a three-dimensional mixer, which is characterized by comprising a main body bracket, a main rotating body, an auxiliary rotating body, an upper port clamp and a supporting bottom lamp of a mixing tank, a reduction gearbox and a motor for the auxiliary rotating body, and a reduction gearbox and a motor for the main rotating body, wherein the main body bracket is connected with the main rotating body capable of rotating around a first horizontal shaft by a bearing; the main rotating body is also connected with the auxiliary rotating body capable of rotating around a second horizontal shaft by a bearing; the second horizontal shaft is vertical to the first horizontal shaft; the mixing tank is fixed on a frame by the upper port clamp and the supporting bottom clamp; the upper port clamp and the supporting bottom clamp are fixed on the auxiliary rotating body through pin structures; the reduction gearbox and the motor for the auxiliary rotating body are fixed on the main rotating body and a torque of the reduction gearbox of the auxiliary rotating body is transmitted to the auxiliary rotating body; and the reduction gearbox and the motor for the main rotating body are fixed on the main body bracket. According to the three-dimensional mixer, the mixing efficiency and the mixing effect are greatly improved, and equipment is easier to operate and has longer service life.
Owner:BEIJING ZHONG KE SAN HUAN HI TECH +1

Jet medicament disperse system and fine coal particle pulp mixing modification equipment applying same

ActiveCN105289346AHomogeneous Mix Feed RequirementsPromote rapid formationFlow mixersMixer accessoriesHybrid systemEngineering
The invention relates to the field of coal slurry pre-treatment, and in particular relates to a jet medicament disperse system and fine coal particle pulp mixing modification equipment applying the same. The jet medicament disperse system comprises a pipe body, wherein the tail end of an inlet section of the hollow pipe chamber of the pipe body is provided with a nozzle baffle plate, and nozzles are arranged on the nozzle baffle plate; guide vanes are arranged at a side board surface of the nozzle baffle plate located at the chamber where the inlet section is located; all the nozzles are arranged at the side positions, close to the axis of the pipe body, of the corresponding guide vanes in one-to-one correspondence; an expansion section is of a forked type pipe body structure distributed along the circumferential direction of the axis of the pipe body. The system can effectively realize the uniform mixing feeding requirements of a medicament, ore pulp, and even clean water in a controllable manner. The fine coal particle pulp mixing modification equipment comprises a mixing box and a graded mixing system arranged in the mixing box, the top of the mixing box is provided with a medicament atomization dispersing system and the bottom is provided with the jet medicament disperse system; the equipment is especially suitable for the pulp mixing modification requirement of fine-particle coal difficult to float, the working efficiency of the equipment is high and the pre-treatment process is quick and convenient.
Owner:ANHUI UNIV OF SCI & TECH

Positive/negative electrode material for high-performance asymmetric capacitor and preparation method for positive/negative electrode material

The invention relates to a positive / negative electrode material for a high-performance asymmetric capacitor. The positive electrode material is a high-specific-capacity ternary composite material: polyaniline / graphene oxide / multi-wall carbon nanotube; the negative electrode material is a potassium hydroxide activated GO / MWCNT composite material with a high specific surface area and high conductivity. An electrochemical test for the ternary positive electrode material can prove that the electrochemical performance of the ternary composite material is far better than that of a binary composite material; an electrochemical test for a simple asymmetric capacitor assembled by the negative electrode material also proves that a relatively good electrochemical performance is obtained; the preparation method is simple in process, and the raw materials are free of toxins and hazards; the microcosmic ternary structure of the obtained positive electrode material represents integrated characteristics, wherein GO provides sufficient specific surface areas and are loaded with polyaniline nanorods; the MWCNT coated with polyaniline is bridged between GO pieces; and the negative electrode material shows porous and loosening characteristics, so that the positive / negative electrode material has relatively bright application prospects in the capacitor electrode materials.
Owner:HUBEI UNIV

Feed mixing device with drying function

The invention discloses a feed mixing device with a drying function. The feed mixing device comprises a base. A mixing tank is connected with the top of the base by a plurality of support springs; a feeding hopper is arranged on the left side of the top of the mixing tank, a second gear motor is fixedly arranged in the center of the top of the mixing tank, a motor shaft at the bottom of the secondgear motor penetrates the top wall of the mixing tank and is fixedly connected with a hollow rotary shaft, the bottom of the hollow rotary shaft penetrates the bottom wall of the mixing tank, and a balancing weight is fixedly connected with the right lower corner of the hollow rotary shaft; a plurality of stirring blades are fixedly mounted on the hollow rotary shaft, the hollow rotary shaft is further fixedly provided with a second spiral blade which is positioned at the inner bottom of the mixing tank, a discharge pipe is connected with the right lower corner of the mixing tank. The feed mixing device has the advantages that the stirring blades and spiral blade can simultaneously rotate, and accordingly feed can be uniformly mixed; the mixing tank is supported by the support springs, the balancing weight can rotate, accordingly, the mixing tank can swing and move in mixing procedures, and feed mixing effects can be improved.
Owner:朵慧文

V2O5-carbon fluoride mixed positive electrode material and preparation method thereof

ActiveCN110707313AMake up for the voltage lag problemHigh voltageCell electrodesPhysical chemistryBattery cell
The invention relates to the technical field of lithium battery materials, in particular to a V2O5-carbon fluoride mixed positive electrode material and a preparation method thereof. According to theinvention, a V2O5 material is doped in a carbon fluoride positive electrode material, so that the advantages that the V2O5 material has higher discharge platform voltage, good high-current discharge capacity, very small heat generation during the discharge process and the like are fully utilized, the problem of voltage lag at the initial discharge stage of the carbon fluoride positive electrode material is solved, the large-current discharge capacity of the carbon fluoride positive electrode material is effectively improved, the rate capability of the lithium carbon fluoride battery is greatlyimproved, the temperature rise during the discharge process of the lithium carbon fluoride battery is reduced, and the application range of the lithium carbon fluoride battery is expanded. Under theaction of a dispersing agent, the two materials are mixed in a high-energy ball milling manner, so that the problem of voltage lag at the initial discharge stage of the carbon fluoride positive electrode material and the problem of high heat productivity under a high-current discharge condition are further solved. According to the present invention, the zirconium oxide balls are added during the high-energy ball milling process, so that the uniformity of the mixed materials is further improved.
Owner:GUIZHOU MEILING POWER SUPPLY CO LTD

Equipment of deeply slurry mixing and modifying for coal slime

ActiveCN105289389AIncrease flow rateEfficient and deep pulping and modifying functionRotary stirring mixersMixer accessoriesImpellerEngineering
The invention relates to the field of coal slurry pretreatment, in particular to equipment of deeply slurry mixing and modifying of coal slime for slurry mixing and modifying of high-ash fine coal slime difficult to float. The equipment comprises a mixing box; agentia dispersion tanks are arranged at the top of a chamber of the mixing box, and an annular dispersion unit and an annular ore pulp feed chutes are arranged at the outside of the agentia dispersion tanks in sequence; a fallplate with a dip angle is arranged below a discharge port of the annular dispersion unit; vane wheels are arranged below the fallplate with the dip angle, and stator walls encircle the vane wheels; a liquid outlet of the mixing box is formed in bottom end surface of the mixing box; double row side-by-side nozzles with dispersed jet flows for providing agentia mixed liquor to the agentia dispersion tanks are arranged at the top end surface of the mixing box; two agentia dispersion tanks are arranged in parallel along the tank direction; diffusers of each nozzle with the dispersed jet flow extents into chambers of corresponding agentia dispersion tank. The equipment can play a very good role in modifying of floated coal slime and is particularly suitable for the demand of slurry mixing and modifying of fine coal difficult to float, the work efficiency of the equipment is high and a treatment process is rapid and convenient.
Owner:ANHUI UNIV OF SCI & TECH

Mixing device for lithium battery positive electrode or negative electrode preparation materials

ActiveCN102513015AAvoid Purity LossOmit stop feedingCombination devicesCell electrodesFluidized bedBaghouse
The invention relates to a mixing device for lithium battery positive electrode or negative electrode preparation materials. The device is mainly composed of a fluidized bed, spiral feeders, vibration motors, spiral agitating blades, a spiral agitating motor and a settling chamber. Specifically, the spiral feeders are arranged at the lower parts of the fluidized bed; the middle part of the fluidized bed is provided with the vibration motors; the upper part inside the fluidized bed is equipped with the spiral agitating blades, the top of which is in connection with the spiral agitating motor; the top of the fluidized bed is connected to the settling chamber, the inside of which is provided with a cyclone separator and bag-type dust collector that is connected to a fan outside the settling chamber; the lower end of the fluidized bed is provided with an air vent, by which fluidized air that does not react with the lithium battery positive electrode or negative electrode preparation materials is introduced, and the lower end of the settling chamber is provided with a material outlet. The device of the invention is characterized by strong mixing ability, fast speed, low energy consumption, high degree of automation, and ability of sealing operation, so that it can better adapt to the requirements of large-scale industrial production.
Owner:济宁市无界科技有限公司

Efficient gas mixing device for magnesium alloys

The invention relates to a magnesium-alloy high-efficient gas mixing device which comprises a mixing pot, a first gas inlet joint, a second gas inlet joint and a pressure switch are arranged at the upper side end of the pot wall of the mixing pot in a seal and perforation way, a gas outlet joint is arranged at the lower side end of the pot wall of the mixing pot in a seal and perforation way and a discharging valve is arranged at the lower side end of the pot wall of the mixing pot; a ventilation pipe that is connected with the first gas inlet joint is of a right-angle bend pipe with a pipe mouth being arranged downwards; a ventilation pipe that is connected with the second gas inlet joint is of an arc bend pipe and a pipe mouth thereof is arranged horizontally and inwards to form a rotary spraying nozzle; a carding net which can carry out the second carding and filtration to the mixing gases is arranged at the middle-lower part of an inner cavity of the mixing pot. The invention uses two or more than two sorts of gases with different qualities for mixing, the gases are input from the gas inlet joint and injected into a mixing gas pot by the rotary spraying nozzle, so the high-pressure airflow and the fluid-state rotation movement can be formed, and two gases with different qualities are evenly and fully mixed together by the second carding and filtration by the stainless steel wire carding net. The device has the outstanding advantages of full and even mixing and stable output flux.
Owner:NINGBO XUNHUI ELECTRIC APPLIANCE
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