39results about How to "Speed up electrolysis" patented technology

A photoelectrochemical (PEC) cell includes a photovoltaic electrode that generates voltage under radiation; a solid membrane electrode assembly that includes at least one solid polymer electrolyte and first and second electrodes; a mechanism that collect gases from oxidation and reduction reactions; and an electrical connection between the photovoltaic electrode and the solid membrane electrode assembly. A PEC system and a method of making such PEC cell and PEC system are also disclosed.

The invention discloses an alkaline solution electrolytic hydrogen production device in the field of hydrogen production devices. The alkaline solution electrolytic hydrogen production device comprises a direct current power supply, an electrolytic cell, a hydrogen separator and an oxygen separator, wherein the bottom of the electrolytic cell is provided with an alkaline solution inlet; the upper part of an anode zone of the electrolytic cell communicates with a circulating liquid inlet of the oxygen separator, and a gas phase outlet at the top of the oxygen separator communicates with the atmosphere through a valve; the upper part of a cathode zone of the electrolytic cell communicates with a circulating liquid inlet of the hydrogen separator, a gas phase outlet at the top of the hydrogen separator is connected to a hydrogen washing device, and the hydrogen washing device communicates with an inlet of a gas-water separator through a three-way valve I; circulating liquid outlets at the bottoms of the hydrogen separator and the oxygen separator communicate with the alkaline solution inlet sequentially via an alkaline solution cooler, an alkaline solution circulating pump and an alkaline solution filter; and a gas outlet of the gas-water separator is connected to a hydrogen storing tank through a three-way valve II and a drying system. A KOH or NaOH solution with a 25-30% mass concentration is used as an electrolyte. The device can safely produce hydrogen and is high in hydrogen producing efficiency, low in equipment investment and great in production continuity.

A water storage type electric water heater capable of draining electrolyzed water comprises a water storage container, an electric water heater electronic control system, a controllable electrolysis power supply and a membraneless electrolysis electrode subassembly, and is characterized in that a water inlet and a water outlet are formed in the water storage container; raw water enters the water storage container from the water inlet of the water storage container; the electric water heater electronic control system controls heating of the water in the water storage container; the controllable electrolysis power supply provides current for the membraneless electrolysis electrode subassembly; the membraneless electrolysis electrode subassembly is used for electrolyzing the water in the water storage container; and electrolyzed water is drained from the water outlet of the water storage container. A high-efficiency membraneless water electrolyzing technology is used in the membraneless electrolysis electrode subassembly, the water stored in the water storage container can be electrolyzed effectively in a required temperature range, characteristics that reasonable distances of gaps of electrodes with different polarities are small, reasonable area of the gaps of the electrodes with the different polarities is large and water can properly flow in the gaps of the electrodes in a water electrolyzing process are considered in the design of the membraneless electrolysis electrode subassembly, the electrolyzed probability and the electrolyzed amount of impurities in the water and water molecules are improved, and the water electrolyzing efficiency is improved.

The invention discloses a nano composite cathode for a high-temperature solid oxide electrolytic tank as well as a preparation method and application thereof. The structure of the nano composite cathode is a YSZ skeleton which is prepared by adopting PMMA as a pore forming agent and has micro-pores, an LSFM-GDC (M = Mn, Fe, Ni) composite nano electrode catalyst is prepared by adopting a co-impregnation method, and the nano composite cathode for the high-temperature solid oxide electrolytic tank is prepared after roasting. The high-temperature solid oxide nano composite cathode prepared by theinvention is suitable for high-temperature CO2 electrolysis and CO2-H2O co-electrolysis; good electrochemical performance is achieved on high-temperature CO2 electrolysis and Co2-H2O co-electrolysis,the performance and the operation stability of the solid oxide electrolytic tank can be remarkably improved, and good development prospects are achieved. The method is suitable for the field of high-temperature carbon dioxide reduction, the field of clean carbon fuel preparation and the technical field of energy and fuel cells.

The invention discloses a method for preparing 4-amidogen-3,6-dichloropyridine-2-formic acid by means of catalytic electrolysis, and belongs to the field of production of chemical products. The technical problems that when 4-amidogen-3,5,6-trichloropyridine-2-formic acid is used for preparing the 4-amidogen-3,6-dichloropyridine-2-formic acid by means of electrolysis, the electrolysis time is long, the energy consumption is high, and selectivity is poor are solved. According to the scheme for solving the above technical problems, during electrolysis of the 4-amidogen-3,5,6-trichloropyridine-2-formic acid, a catalyst is added, the specific temperature, the PH value and other conditions are combined, chlorine on a pyridine ring is desorbed, a final product is the 4-amidogen-3,6-dichloropyridine-2-formic acid, and the catalyst is filtered and washed in the aftertreatment procedure to be recycled and reused. On the basis of electrolysis, low input is increased, the content and yield of the product are increased, and the energy consumption is reduced.

The invention relates to a method of electrolyzing an anode to leach vanadium in a normal temperature saturated oxalic acid solution. The method comprises the following steps: adding an adhesive intoferrovanadium spinel vanadium concentrate as an initial raw material to be mixed and carrying out pressing and forming and reducing roasting to prepare the anode; carrying out an electrolytic reactionby taking the saturated oxalic acid solution as an electrolyte, wherein in the electrolytic process, ferrum and vanadium in the anode are oxidized to high valence ions to carry out a complex reactionwith oxalate and enter the solution finally in forms of [Fe(C2O4)3]3<->, VO2<+> or/and [VO(C2O4)2]3<->, [Fe(C2O4)3]3<-> and [VO(C2O4)2]3<-> promote leaching of vanadium in the vanadium concentrate, and meanwhile, pollution-free carbon dioxide gas is separated out on the surface of the anode and hydrogen is separated out on a cathode; and after the electrolytic reaction, carrying out solid-liquidseparation to obtain a vanadium containing lixivium. According to the method, by preparing the anode according to electrical conductivity of the ferrovanadium spinel, carrying out electrolysis by taking the oxalic acid as the electrolyte and forming a complex by combining the oxalate ions with ferrum and vanadium, the vanadium concentration is promoted to dissolve and vanadium is oxidized and leached efficiently. The method is mild in operating condition, can be carried out at constant temperature and constant pressure, and is simple in process, pollution-free and low in cost.

The invention relates to an electroplating device, in particular to an electroplating device for faucet production and manufacturing. According to the electroplating device for faucet production and manufacturing, a faucet can be uniformly and quickly electroplated. The electroplating device for faucet production and manufacturing comprises an electroplating container; an electroplating material providing assembly which is mounted on the electroplating container; and a carrying assembly which is mounted on the electroplating container. The electroplating device is provided with an accelerationassembly, so that the water flowing speed can be increased, the electroplating process is further accelerated, time is saved, and the production efficiency is improved; the electroplating device is provided with a heater, so that water can be heated to accelerate electrolysis of a chromium plate, and the electroplating effect is better; and a temperature sensor and a temperature controller are further arranged, and therefore the situation that the electroplating effect is affected by overhigh temperature can be prevented.

The invention relates to an electrolysis water toothpick. The electrolysis water toothpick comprises a water trough provided with a water inlet and a water outlet, a water electrolysis device and a water outlet pipe, wherein the bottom of the water outlet is close to the water trough, the water electrolysis device is arranged in the water trough to electrolyze water in the water trough into hydrogen and oxygen, and the water outlet pipe is connected with the water outlet. The invention also relates to a method for operating the electrolysis water toothpick. By adopting the electrolysis water toothpick or the method, water-draining mechanical parts such as motors can be omitted, and meanwhile a sterilization function is provided without additional sterilization preparations.

The invention discloses a treatment method of domestic sewage. The treatment method comprises the following steps of a), removing a solid substance in source water, detecting the potential of hydrogen(PH) of a water body, and then adding a PH regulator to regulate the PH to 6.5 to 7.5, so as to obtain a water body A; adding a flocculating agent into the water body A, filtering, then introducing chlorine, and afterwards, adding alkali liquor. According to the treatment method, the water body is regulated to be neutral; a hydroxide ion in the water body is prevented from prematurely reacting with the chlorine; the chlorine can be dissolved in the water body; a generated hypochlorite reacts with an ammonium ion in the water; the ammonium ion in the water body is removed; quick lime is addedinto the water; a microorganism and a germ in the water can be killed; the quick lime generates slaked lime in the water, and the slaked lime reacts with a phosphorus ion in the water, so that a phosphorus element in the water can be removed.

The invention discloses a piston type volume-adjustable rare earth electrolytic cell which structurally comprises an electrolytic cell debugging device, two or more partition plates, two connecting columns, round shaft bases and a foot base. The front end and the rear end of the electrolytic cell debugging device are respectively provided with the round shaft bases correspondingly, the partition plates are located on the same plane, the partition plates are uniformly and equidistantly installed inside the electrolytic cell debugging device, the two connecting columns are parallel to each other, and the lower portions of the connecting columns are vertically welded to the middle portions above the round shaft bases correspondingly. Through the arrangement of the electrolytic cell debuggingdevice, when the piston type volume-adjustable rare earth electrolytic cell is in use, the size of the space charged on the electrolytic cell can be debugged through a lifting adjusting plate on the device, therefore, the containing capacity of rare earth can be improved, and the electrolytic process of the rare earth can be accelerated; due to the fact that a screw rod dragging device is arrangedinside the device, when the piston type volume-adjustable rare earth electrolytic cell is in use, the lifting adjusting plate on the device can be assisted in descending, high and low unevenness of the lifting adjusting plate is prevented from occurring when the lifting adjusting plate descends, and the containing capacity is improved.

The invention discloses an electrolytic dehydration device of anhydrous hydrogen fluoride for hexafluorophosphate synthesis. The device comprises a guide cavity structure which is arranged in an electrolytic cell and surrounds and wraps the outer circumferential surfaces of positive and negative rods, and a suction structure which is movably opened and closed at the bottom of the electrolytic cell; an outlet of the suction structure is connected with an outer cavity sealing structure; the guide cavity structure comprises an outer ring and an inner ring; the positive and negative rods are vertically inserted and embedded at the joint of the outer ring and the inner ring; the guide cavity structure is arranged near the positive and negative rods of the electrolytic cell and in the hydrogen fluoride liquid circulating between the positive and negative rods, circulation of electrons in the liquid can be accelerated, the electrolysis effect between the positive electrode and the negative electrode is improved, water molecules in hydrogen fluoride can be ionized more completely, the water content in the hydrogen fluoride liquid is reduced to the minimum, and water in the hydrogen fluoride liquid is well removed.

The invention provides an improvement method and structure of an ozone mouthwash instant generation device. The improvement method comprises the following steps that an electrode assembly protective cover of an original ozone mouthwash instant generation device is replaced with an element which can be used as a cathode; the element is paired with an anode plate of the original ozone mouthwash instant generation device, and an electrode separation device is arranged between the element and the anode plate; and a hydrogen release channel is formed by arranging electrode holes in the cathode plate, the anode plate and an element capable of being used as the cathode of the original ozone mouthwash instant generation device in a staggered manner. According to the invention, the element which can be used as the cathode is added, so that the electrode area is effectively increased, the catalytic efficiency is improved, rapid electrolysis of water molecules is promoted, and the purpose of increasing the ozone content in water is achieved. The electrode holes are distributed in a staggered manner, so that hydrogen is difficult to retain in water, the hydrogen is prompted to be quickly discharged, and the influence of hydrogen reduction on ozone generation is reduced.

The invention belongs to the technical field of silver recovery, and particularly discloses a quick silver recovering machine. The machine comprises a bottom plate; two moving devices are symmetrically arranged at the bottom end of the bottom plate; an electrolytic tank is arranged above the bottom plate; a propeller is arranged inside the electrolytic tank; a servo motor is arranged between the bottom plate and the electrolytic tank; the tail end of an output shaft of the servo motor rises to penetrate through the electrolytic tank and is fixedly connected with the propeller; supporting columns are arranged at two side ends of the electrolytic tank; and shock absorbing devices are arranged between the bottom end of the supporting columns and the bottom plate through supports. The machineis novel in structure, the quick silver recovering machine is realized conveniently through the simple structure, flowing of an inside electrolyte can be realized conveniently, and then the recovery process of silver can be accelerated.

The invention discloses a method for preparing a titanium alloy by carrying out molten salt electrolysis on soluble titanate through a liquid metallic cathode. The method comprises the following stepsthat metal serving as the liquid cathode is contained in a silicon nitride crucible, the silicon nitride crucible is put in a graphite crucible, fluoride molten salt containing titanate with the masspercent ranging from 1% to 10% is added into the graphite crucible, the graphite crucible is put in a closed steel reactor, the temperature is increased to 300 DEG C under the argon atmosphere, constant-temperature operation is carried out for 24 h, and water in the molten salt is removed; the temperature is increased to range from 800 DEG C to 1000 DEG C, graphite is adopted as an anode, the liquid metal is adopted as the cathode, and constant-voltage electrolysis is carried out at the voltage ranging from 2.5 V to 4.5 V; and after electrolysis is finished, the silicon nitride crucible containing the liquid metallic cathode is lifted out from the molten salt, constant-temperature operation continues to be carried out for 0.5 h to 5 h, cooling is carried out to room temperature, cathode surface products are separated, and the titanium alloy is obtained. According to the method, the process is obviously shortened; application of concentrated sulfuric acid, chlorine and other corrosiveand contaminative chemical reagents is avoided, environment friendliness is achieved, the requirement for equipment materials is low, and operation is simple; and the liquid cathode has the function of depolarization on titanate reduction, and electrolysis and in-situ alloying of titanate can be enhanced.