40results about How to "Increase the rate of electrolysis" patented technology

The invention relates to a process for producing alkali. The process comprises the following steps: a, secondary refined brine is preheated through a heat exchanger and enters an anode chamber of an electrolytic bath; when the current reaches 5KA, acid is added into the anode chamber; b, chlorine generated by electrolysis is used for preheating the secondary refined brine through the heat exchanger, so that the temperature of the secondary refined brine reaches 55 DEG C; c, part of alkali with the concentration being 32+/-0.5 percent exhausted from a cathode chamber is mixed with a moderate amount of pure water to generate alkali with the concentration being 30+/-0.5 percent, and the alkali with the concentration being 30+/-0.5 percent enters the cathode chamber and is electrolyzed in the cathode chamber to generate hydrogen; d, the temperature of the electrolytic bath in the whole electrolytic reaction process is regulated and controlled to 85-87 through a cathode liquor cooler; e, when the concentration of cathode liquor achieves 2+/-0.5 percent, the cathode liquor is exhausted from the cathode chamber; after the cathode liquor passes through the cathode liquor cooler, part of the cathode liquor is reused into the cathode chamber, and part of the cathode liquor is output to a storage tank. The process reduces energy waste, is beneficial to quickly exhausting the generated gas, increases the production rate of alkali, and improves the conductivity of liquor.

The invention concretely relates to a double-reaction-electrode water half-electrolysis device. The device is characterized in that a reaction electrode I (5) and a reaction electrode II (10) in an electrolytic tank (8) are located at two sides or the other side of a capacitor electrode (2); or the capacitor electrode (2) is laid on the inner wall and the bottom of the electrolytic tank (8), the electrolytic tank (8) provided with the capacitor electrode (2) is filled with an electrolyte (9), and the reaction electrode I (5) and the reaction electrode II (10) are located in the electrolyte (9). A current collector I (3) is connected with the positive electrode of a power supply (1), a current collector II (6) is connected with the negative electrode of the power supply (1), and hydrogen isevolved on a reaction electrode body I (7); or the current collector I (3) is connected with the negative electrode of the power supply (1), a current collector III (11) is connected with the positive electrode of the power supply (1), and oxygen is evolved on a reaction electrode body II (12). The device has the characteristics of avoiding of gas mixing, reduction of the device cost, increase ofthe electrolysis rate and significant reduction of the energy consumption for electrolysis.

The invention discloses a proton exchange membrane water electrolyser structure and an anode plate. The proton exchange membrane water electrolyser structure comprises the anode plate, an anode diffusion layer, a CCM membrane electrode, a cathode diffusion layer and a cathode plate. The anode plate comprises a fluid distribution area, an arc flow channel reaction area and a dotted flow field reaction area; and an anode plate fluid distribution area is an arc-shaped stepped flow field area which is gradually reduced from two sides to the circle center, an ellipse-like distribution structure is arranged in the middle of the area, the part, close to a water inlet, of the anode plate is an arc-shaped flow channel reaction area, and a flow field tail end area is a dot-shaped flow field reaction area. According to the invention, uniform diffusion of reaction water in each flow channel after entering a flow field is ensured by arranging the ellipse-like distribution structure in a fluid distribution area; the flow resistance of reaction water is reduced through an arc-shaped flow channel of the arc-shaped flow field, and the transmission efficiency of the reaction water is improved; and through the dot-matrix type structure of the dot-shaped flow field, formation of bubble plugs is reduced, the mass transfer capacity of reaction water is enhanced, and then the performance of the electrolytic cell is improved.

The invention relates to a method for preparing long-chain alkyl ammonium hydroxide by continuous electrolysis. The method comprises the following steps: forming a circulation loop by virtue of an anode compartment, an anode static mixer, a heat exchanger and an anode circulating pump; forming a circulation loop by virtue of a cathode compartment, a cathode static mixer, a heat exchanger and a cathode circulating pump; carrying out electrolysis under a certain electrolytic condition; opening an anode charging pump while the electrolytic rate is gradually reduced; mixing a high concentration alkyl ammonium hydrogen carbonate aqueous solution and a low concentration anode liquid in an anode storage tank by virtue of the static mixer and feeding into the anode compartment to maintain the concentration of the anode compartment so as to ensure a relatively high electrolytic rate; and when the cathode liquid reaches a certain concentration, conveying the alkyl ammonium hydrogen carbonate aqueous solution to a product temporary storage tank by virtue of the cathode circulating pump. The method provided by the invention has the advantages of being free of pollution in the preparation process, low in cost and high in product impurity and can be continuously and industrially produced.

The invention relates to the field of sewage treatment, in particular to a sewage treatment device and method beneficial to rapid dissolution of sprinkled materials. The sewage treatment device comprises a water treatment compartment, a feeding cavity, a reaction cavity and a precipitation cavity are formed in the water treatment compartment, the feeding cavity is divided into a feeding space anda conveying space, and the conveying space is integrally designed to be of an inverted-bucket-shaped structure; the diameter of an inner cavity of the conveying space is gradually decreased, a water conveying net plate is arranged at the bottom of the conveying space, a plurality of water conveying holes are formed in the water conveying net plate, a spiral track groove is formed in the inner wallof the conveying space, and a center line pipe shaft is installed in the feeding cavity and installed in the water treatment compartment through a supporting bearing. The center line pipe shaft is ofan inner hollow structure and comprises a stirring section, an outer edge section and a material conveying section. Vortex water flowing in a clockwise rotating mode or an anticlockwise rotating modeis formed in the conveying space, and then the mixing effect of sewage and a flocculating agent is accelerated.

The invention discloses a multifunctional high-efficiency electrolytic water spray kettle for air purification. The multifunctional high-efficiency electrolytic water spray kettle comprises a kettle body, an electrolytic core and a spray head, wherein electrode modules are arranged at the bottom of the electrolysis core through screws; the spray head further comprises a control screen, a nozzle, awater pump and a handle, wherein a button switch is further arranged in the middle of the control screen, a secondary battery is further arranged in one end of the handle, a trigger switch is furtherarranged at one end, far away from the secondary battery, inside the handle, the electrode modules are arranged at the bottom of the electrolysis core through screws, and the electrode modules can befixedly connected through screws, so that when a user needs to increase the electrolytic rate, other electrode modules are additionally arranged at the bottom of the electrode modules, and the electrode modules can be effectively improved; and a perfume cavity is formed in the electrolytic core, so that the fragrance of water in a water return pipe can be carried into the interior of the kettle body when passing through the perfume cavity, the sprayed water mist has the fragrance, and the indoor air fragrance degree can be increased.

The invention provides an electrolysis system device and a method for electrolyzing copper. The electrolysis system device comprises a solution storage device, a circulation mechanism, an electrolysismechanism and a recycling mechanism, wherein the solution storage device, the circulation mechanism, the electrolysis mechanism and the recycling mechanism are connected in sequence. The solution storage device is connected with the electrolysis mechanism, the electrolysis mechanism comprises a power supply device, an electrolysis device and a stirring device, and the electrolysis device is respectively connected with the power supply device and the stirring device. According to the electrolysis system device and the method for electrolyzing copper, the electric energy is used for electrolyzing and recycling copper in a copper-containing solution so that the electrolysis rate can be effectively increased; and waste gas generated in the electrolysis process can be absorbed by the recyclingmechanism, the situation that the waste gas is mixed in the solution and reacts with metal again is avoided, and the quality of the metal obtained through electrolytic recovery can be greatly improved.

The invention discloses a multistage electrolysis method. The method comprises the following steps: 1, assembling an electrode plate mechanism; 2, installing a guide plate; 3, connecting the electrodeplate mechanism with a cell body; 4, injecting an electrolyte; and 5, electrolyzing the hexavalent uranium solution to form a tetravalent uranium solution. The method is simple in step, reasonable indesign and low in cost, the electrolysis process is convenient to operate, the hexavalent uranium solution forms the tetravalent uranium solution through multi-stage electrolysis, multiple electrodeplates are isolated and completely isolated from the wall plate of the electrolytic cell, short circuit of the electrode plates is avoided, and safety and reliability are high.

The invention discloses a gas diffusion layer structure of an electrochemical oxygenerator membrane electrode and a preparation method, the gas diffusion layer structure comprises a cathode gas diffusion layer and an anode gas diffusion layer, the cathode gas diffusion layer comprises a cathode conductive porous substrate layer and a cathode microporous layer arranged at the inner side of the cathode conductive porous substrate layer; the anode gas diffusion layer comprises an anode conductive porous substrate layer and an anode microporous layer arranged on the inner side of the anode conductive porous substrate layer, the anode microporous layer comprises carbon particles and a binder, and the cathode microporous layer comprises carbon particles, a binder, a water absorbent and an adsorption material. Compared with the prior art, the electrochemical oxygen generator has the advantages that the conductivity is good, the hydrophilic and hydrophobic properties of the cathode gas diffusion layer and the anode gas diffusion layer are different, the gas diffusion performance and the water management performance of the electrochemical oxygen generator are improved, the water-gas distribution performance of the cathode gas diffusion layer and the anode gas diffusion layer is optimized, the electrolysis rate of the anode side water is further improved, and the electrochemical oxygen generator is more stable. And oxygen can be stably produced under the condition of low humidity.

The invention discloses a porous medium auxiliary molten salt electrolysis metal refining device, and belongs to the field of molten salt electrolysis metal refining devices. The device comprises a shell, an outer barrel and an inner barrel, wherein a through hole is formed in a barrel body of the inner barrel; an electrode is fixed on the inner wall of the inner barrel; the inner barrel is positioned in the outer barrel; a heating device is arranged on the outer side of the outer barrel; and the outer barrel is positioned in the shell. Multiple cylindrical projections are arranged on the inner wall of the through hole; lattices are arranged on the end surfaces of two ends of the through hole; and the radius of the end surfaces of two ends of the through hole is smaller than the radius of the cross section of the middle part of the through hole. The device aims to overcome the defect of incapability of smoothly performing electrolysis refining due to incapability of fixing electrolytes between crude metal and refined metal with close densities in the molten salt electrolysis refining of metal melts in the prior art, realizes fixation of the electrolytes between the crude metal and the refined metal with close densities, widens the application range of a molten salt electrolysis refining technology, and improves the metal refining effect.

The invention relates to an electrolytic system for preparing a vanadium cell fluid, and the electrolytic system comprises a first electrolytic tank (D1), a second electrolytic tank (D2) and a third electrolytic tank (D3) all of which are connected in series orderly, and further comprises a first valve switching valve (F1) which is arranged between the second electrolytic tank (D2) and the third electrolytic tank (D3) and selectively communicated to the inlet (E1) of the first electrolytic tank (D1) and a first reservoir (G+/-), a second valve switching valve (F2) which is arranged between the first electrolytic tank (D1) and the second electrolytic tank (D2) and selectively communicated to the inlet (E1) of the first electrolytic tank (D1), a third valve switching valve (F3) which is arranged between a second reservoir (G0) and the inlet (E1) of the first electrolytic tank (D1), and a fourth valve switching valve (F4) which is arranged between the first reservoir (G+/-) and the inlet (E1) of the first electrolytic tank (D1). The outlet of the third electrolytic tank (D3) is communicated to the inlet of the first electrolytic tank (D1). The invention further relates to an electrolytic method. The device provided by the invention is capable of preparing the electrolyte through continuous electrolysis, improving the electrolytic rate and preparing the electrolytes of different states of charge simultaneously according to requirements.

The invention discloses a preparation method and equipment of alkaline electrolysis ionized water with an adjustable pH value. The preparation method comprises the following steps: setting a target pH value, the amount of required electrolysis ionized water and the completion time; preparing an electrolyte solution according to related setting parameters; respectively conveying the electrolyte solution into each anode chamber of the electrolysis unit by using a water pump, and simultaneously conveying pure water into each cathode chamber of the electrolysis unit; the output voltage of an external power supply of the electrolytic bath is set, electrolysis is started, an anode chamber product generated by electrolysis is conveyed back to an electrolyte solution storage barrel, and alkaline electrolysis ionized water generated by a cathode chamber is conveyed to an alkaline electrolysis ionized water storage and circulation barrel; and the pH value of the alkaline electrolysis ionized water in the alkaline electrolysis ionized water storage and circulation barrel is monitored, and circulation electrolysis is carried out before the pH value reaches a set value. The preparation method of the alkaline electrolysis ionized water has high efficiency, the pH value, the preparation amount and the completion time are controllable and adjustable, and the degree of dependence on manpower is small.

The invention relates to an efficient ion-exchange membrane electrolyzer. The efficient ion-exchange membrane electrolyzer comprises a cylindrical insulating electrolyzer shell, an annular anode plateand a cylindrical cathode plate and is characterized in that the cathode plate is located inside the anode plate; the top in the electrolyzer shell is provided with a conductive circular cover plate,and the bottom in the electrolyzer shell is provided with a conductive circular bottom plate; the cathode plate is integrally connected with the cover plate, and the anode plate is integrally connected with the bottom plate; a temperature control device is further connected to the electrolyzer shell; the cover plate and the bottom plate are respectively connected with a first power supply and a second power supply; particle electrodes are filled between the anode plate and the cathode plate; an ion-exchange membrane is further arranged between the cathode plate and the anode plate. The efficient ion-exchange membrane electrolyzer has the advantages that electrolysis speed and electrolysis rate can be increased; voltage swing can be prevented by controlling temperature in the electrolyzer;the electrolyzer is simple in structure, easy to manufacture and convenient to carry.

The invention discloses a hydrogen-rich and oxygen-rich water making machine which comprises a liquid storage box, a power box fixedly connected to the upper end of the liquid storage box and a making box fixedly connected to the upper end of the power box. A power source box is fixedly installed at the upper end of the making box. An anode bar and a cathode bar are symmetrically and rotationally connected between the inner bottom and the inner top of the making box through power connection terminals. The anode bar and the cathode bar are respectively coupled with the anode and the cathode of the power source box through main wires. By arranging a gas supply mechanism, a first driving mechanism, a second driving mechanism and the like, the moving speed of ions in a water body can be increased, the electrolysis rate and the hydrogen-rich and oxygen-rich water making speed can be increased, chlorine can be precipitated, the hydrogen-rich and oxygen-rich water is prevented from containing too much chlorine, the chlorine produced through electrolysis is continuously absorbed and removed, excessive contact between water and the precipitated chlorine is avoided, the chlorine can be degraded, and pollution to the air environment caused by direct emission of the chlorine is avoided.

The invention relates to the technical field of low-voltage anode foil processing, in particular to a low-voltage anode foil corrosion device for an electrolytic capacitor. The low-voltage anode foil corrosion device for the electrolytic capacitor comprises a corrosion box which is internally and rotatably connected with a stirring mechanism; a first transmission mechanism rotationally connected with the stirring mechanism; a feeding mechanism rotationally connected to the interior of the corrosion box; and a second transmission mechanism rotationally connected with the first transmission mechanism. By means of the device, sediment can be effectively prevented from appearing at the bottom of the corrosion box, the electrolysis rate of the foil in the corrosion box can be increased, the machining efficiency of the foil is improved, the whole machining circulation process can be smoother, and energy waste is avoided; and the effect of further improving the processing rate of the foil can be achieved through the fact that the foil enters the corrosion box in a timed and quantitative mode.

The invention discloses industrial sewage recovery treatment equipment which structurally comprises an electrolysis frame machine body, a sedimentation tank, a water outlet pipe, a sewage discharge pipe, a supporting base, a purification tank and a water inlet pipe. When the eqiupment is in use, through an electrolysis frame mechanism, in the industrial sewage treatment process, the equipment can solve the problems that heavy metal ions, a part of oil and suspended matter in wastewater can be attached to the outer wall of a steel plate to form a layer of thicker scale, the service life of the steel plate is indirectly influenced, and meanwhile, and the cleaning is more troublesome due to the particularity of the position of the scale. Through cooperation of a middle shaft bracket and a connecting motor cylinder, an aeration auxiliary frame can be driven to swing, thus the aeration effect can be increased and the electrolysis efficiency of sewage can be indirectly increased. Meanwhile, in the process, a specific scraping strip device can form a contact scraping effect on the inner walls of arc-shaped electrified titanium plates on the two sides, so that redundant impurities are not easily attached to the inner walls of the electrified titanium plates, and more convenience is achieved.