37results about How to "High anode utilization" patented technology

The invention discloses an aluminum alloy anode material of batteries, which uses aluminum whose purity is higher or equal to 99.99% as raw materials. Magnesium (Mg), stannum (Sn), gallium (Ga) and bismuth (Bi) are added, and the mass percentage of elements which are added is that Mg: 0.5-1.5%, Bi: 0.01-0.2%, Sn: 0.01-0.4%, Ga: 0.01-0.3%, and the mass content of impurities is equal to or less than 0.01%. The invention has the advantages of high operating factor of the cathode and the anode of a working potential, stable output of big power and even corrosion on the surface.

The invention discloses anodic phosphorous copper balls and a preparation method thereof. The method comprises the following steps of: (1) after yellow phosphorus or red phosphorus and oxygen-free copper are melted by adopting a medium-frequency induction furnace, stirring the melt uniformly through a magnetic stirring tank to obtain phosphorous copper solution; (2) producing a phosphorous copper bar with a diameter of 20 to 50 millimeters by using the phosphorous copper solution prepared in the step (1) and an up-draw process, and continuously stamping the phosphorous copper bar to obtain copper balls of different sizes in different dies; and (3) performing polishing, burr removal, cleaning and drying treatment on the copper balls obtained in the step (2) in turn to obtain the anodic phosphorous copper balls. The anodic phosphorous copper balls have the advantages of compact crystal, thin and small crystal grain, high phosphorous copper film generating speed, exquisite and firm phosphorous copper film texture and dropping resistance, and can reduce the cleaning frequency of an anode, effectively improve the utilization rate of the anode and remarkably improve the copper plating effect.

Apparatus and process for non-membrane electrolytic synthesis of succinic acid are both disclosed herewith. It takes stage-series flow process with exchangeable tanks to electrolyzing continuously and discharging periodically. The apparatus consists of an electrolytic bath, tanks, electrolyte distributing pipes, collecting pipes and high level tanks, pumps, and heat exchangers, which form cyclic circuits. An electrode set consisting of an anode and two cathodes are installed the bath. The cathodes are set on both sides of the anode respectively. This invention can produce quality succinic acid on large scale by synthesis with less investment on anode.

The invention discloses a rare earth electrolytic tank for producing rare earth and alloys thereof. The rare earth electrolytic tank comprises an electrolytic tank body, a cathode group structure, ananode group structure and a tank upper portion structure, wherein the electrolytic tank body comprises a tank shell and a tank lining, the tank upper portion structure comprises a vertical column girder frame, a material feeding system, a shell ramming system, an anode lifting and busbar switching system and a tank hood plate, the upper end of the anode group structure is connected with the anodelifting and busbar switching system, anode blocks at the lower end are vertically inserted in electrolyte inside the tank body, the parts, exposed outside the electrolyte level face, of the anode blocks are covered by an anode covering material, the anode lifting and busbar switching system is used for adjusting the polar distance between the anode blocks and the cathode group structure, the material feeding system, the shell ramming system and the anode lifting and busbar switching system are integrated into an intelligent tank control system, the upper edge of the tank hood plate is connected with the edge of the side portion of a horizontal hood plate, and the lower edge of the tank hood plate is connected with the upper surface of the tank shell to realize closeness of the electrolytictank. By means of the rare earth electrolytic tank for producing the rare earth and the alloys thereof, rare earth electrolytic tank automatic continuous, high-efficiency, low-energy-consumption, low-cost and clean production is realized.

The invention discloses aluminum air battery aluminum anode slurry for 3D printing and a preparation method and application thereof. The slurry comprises metal mixed powder and slurry, the ratio of the metal mixed powder to the slurry is 1g:(0.3-1.2) mL, the slurry comprises an antioxidant, a dispersing agent, an organic solvent and an organic adhesive, the metal mixed powder comprises Sn, In, Mg and the balance Al with the purity larger than or equal to 99.99%, and the metal mixed powder comprises Al with the purity larger than or equal to 99.99%. The viscosity of the slurry is 1-100 Pa.s; and the preparation method of the slurry comprises the following steps: (1) taking metal powder, and mixing and ball-milling the metal powder and absolute ethyl alcohol; (2) drying the ball-milled mixed solution until the alcohol is completely volatilized to obtain dried metal mixed powder; and (3) adding an antioxidant, a dispersing agent, an organic solvent and an organic adhesive into the dried metal mixed powder for ball milling, and obtaining slurry. The slurry can be applied to an aluminum anode of a 3D printing aluminum air battery. The slurry can increase the porosity of the anode, reduces the self-corrosion of the aluminum anode, is stable in performance, and improves the utilization rate of the anode.

The invention discloses a cathode protection system and method for an air battery. The system comprises: an oil storage tank, a metering pump, an electrolyte liquid storage tank, an electrolyte pump and an electrolyte venting valve. The inlet and outlet of the oil storage tank are connected to the metering pump through oil conveying pipelines. The metering pump is connected to an oil-way inlet andan oil-way outlet of the air battery through an oil conveying pipeline. The outlet of the electrolyte liquid storage tank is connected to the electrolyte pump through a liquid conveying pipeline. Theelectrolyte pump is connected to the electrolyte inlet of the air battery through a liquid conveying pipeline. The inlet of the electrolyte liquid storage tank is connected to the electrolyte ventingvalve through a liquid conveying pipeline. The electrolyte venting valve is connected to the electrolyte outlet of the air battery through a liquid conveying pipeline. By implementing the system andmethod of the invention, the problem of severe anode corrosion under the open state of the metal air battery is solved, and the metal air battery system is promoted to be practical and market-oriented, so that the large-scale application of the metal air battery can be realized.

The invention relates to a pulse current based oil well casing cathode protection system. The pulse current based oil well casing cathode protection system comprises a pulse power supply which is connected with an oil well casing and an anode well system, and a soil medium is arranged between the oil well casing and the anode well system. The electrode arrangement method of the pulse current based oil well casing cathode protection system comprises the following steps: (1) determining the position of an anode well; (2) determining the depth of the anode well; (3) determining the connection method of anode cables; (4) determining the connection method of cathode cables; and (5) directly binding a reference electrode on the oil well casing through coating an insulating material, and communicating a potential measuring instrument with the reference electrode and a cathode so as to monitor the protective potential in real time, wherein the reference electrode can be bound on different points of the oil well casing. The protective potential is adjusted in real time by adopting an automatic adjustment system of the pulse power supply according to the feedback data of the potential measuring instrument so that the oil well casing is in an effective protection range all the time. The pulse current based oil well casing cathode protection system provided by the invention has the characteristics of protective current transmission, high anode utilization rate, high efficiency, wide range of application, long service life of an anode, simple maintenance and high protection degree.

The invention relates to the technical field of batteries, in particular to an alkaline battery which comprises an anode material, a cathode material, a diaphragm and a diaphragm electrolyte for the diaphragm, the anode material is prepared from the following raw materials in parts by weight: 63 to 69 parts of zinc powder, 0.3 to 0.4 part of polyacrylic acid, 0.25 to 0.35 part of sodium polyacrylate, 0.65 to 0.75 part of zinc oxide, 26 to 30 parts of anolyte A and 4 to 4.5 parts of anolyte B. The lithium ion battery has the advantages of low gas production, slow electrical performance attenuation, low liquid leakage rate and sufficient discharge in a high-voltage area, and has longer service life compared with a product in the prior art.