36results about How to "Solve recycling problems" patented technology

The invention discloses an intelligent community rubbish recovery system based on an unmanned aerial vehicle. The system comprises a weighing platform used for rubbish weighing, an intelligent unmanned aerial vehicle used for rubbish recovery, an intelligent rubbish can and a remote control device, wherein the intelligent rubbish weighing platform, the intelligent rubbish recovery unmanned aerial vehicle and the intelligent rubbish can are all connected through a wireless network to form the intelligent rubbish recovery system and are connected with the remote control device. The intelligent rubbish weighing platform is set by the aid of a user terminal, cooperates with the unmanned aerial vehicle and the intelligent rubbish can and cooperates with an altitude height sensor through a GPS positioning module, the intelligent community rubbish recovery system realizes route planning independently, rubbish from the user terminal is conveyed into the intelligent rubbish can through a manipulator, the rubbish treatment problem in a community is well solved, rubbish treatment is intelligent, the interest of a user in rubbish treatment is improved, and the environment-friendly awareness of the user is improved.

The invention relates to a plant polysaccharide heat insulation aerogel material and a preparation method. The plant polysaccharide heat insulation aerogel material is composed of starch, konjac glucomannan, auxiliary glue, glycerin, straws, nano calcium carbonate, chitosan and acetic acid according to a certain ratio. The preparation method comprises the following steps: (1) dissolving chitosan into an acetic acid solution, and stirring at a room temperature to obtain a solution A; (2) adding glycerin into deionized water, adding starch, konjac glucomannan, auxiliary glue, straws and inorganic fillers, and uniformly stirring to obtain a solution B; (3) mixing the solution A and the solution B to obtain a solution C, and stirring the solution C under the condition of 60-90 DEG C so as to obtain transparent viscous gel; (4) homogenizing the stirred transparent viscous gel, pouring the viscous gel into a mold, and cooling into gel; (5) performing freeze drying. The aerogel is excellent in mechanical property, has a low heat conductivity coefficient and can be applied to building insulation boards, mobile house walls and refrigerator insulation layers. The raw materials and aerogel are biodegradable, and the whole production process is green and pollution-free.

The invention discloses a method for preparing a prebaked anode by using an aluminum electrolysis waste carbon cathode. A lining carbon material of the aluminum electrolysis waste carbon cathode is separated out and roughly smashed; the roughly smashed carbon material with a particle size smaller than 70 mm is intermediately smashed to separate out a particle material with a particle size not bigger than 3 mm; an aluminum-electrolyzed residual anode or a waste anode roasted by an anode production line is roughly smashed to obtain a rough residue; the roughly smashed rough residue with a particle size smaller than 70 mm is intermediately smashed to separate out a fine residue with a particle size not bigger than 3 mm; rough coke, medium coke and fine coke of calcined petroleum coke, powder, primary residue, fine residue and a carbon material are mixed, are preheated to fed a kneading machine, and are added in liquid asphalt for kneading; kneaded paste is strongly cooled to feed a forming machine to obtain a formed carbon block for cooling; and finally, the formed carbon block is roasted and heated until the asphalt is converted to a coke to form a firm and uniform whole. The method can perform the harmless treatment and the resource recycling for the waste carbon cathode, and is simple in preparation process.

The invention relates to a method for smelting zinc, more specifically a method for processing zinc roasting-sand comprising the following steps, dissolving most of the easy-recovering, zinc oxide form zinc into solution through the conventional neutral extraction method, subjecting the neutral lixiviated slag to high-temperature volatilization processing, so as to separate zinc and ferrum, and as a result, the zinc oxide, lead oxide, and indium oxide can be separated in sequence.

The invention discloses a disassembling and crushing device for waste soft package power batteries. The device comprises disassembling equipment and crushing equipment, wherein the disassembling equipment is positioned at the front end of the whole set of device; relative positions of components contained in the disassembling equipment are higher than those of components contained in the crushing equipment; the disassembling equipment further comprises a conveying platform, an alkaline liquor spraying device, a capturing machine, a shell crushing machine and a waste liquor outlet; and the crushing equipment further comprises a battery pack lower outlet, a battery pack upper outlet, a crushing cabin, a crushed material temporary cabin and a crushed material storage cabin. The device can solve the recycling problem of the waste soft package power batteries, the damage of the waste soft package power batteries on the ecological environment is reduced, and the resource recycling rate is improved.

The invention discloses a clearer production process and a preparation system for junked tire. The process mainly comprises the following steps: (1) collecting junked tires as raw materials; (2) weighing the raw materials, and automatically recording weight and dimension; (3) cleaning the raw materials by treating each tire by a low-pressure multi-direction water curtain; (4) cutting raw material: after treatment by the low-pressure multi-direction water curtain, selecting a processing efficiency mode, aligning with a set center line and sending the tires one by one into a semi-closed three unit cutting and processing intelligent system; and after the intelligent positioning, cutting each tire into three independent units through a PLC model; (5) pulverizing the raw materials; and (6) treating semi-finished products. According to the invention, each junked tire is directly cut into a ring tire and two sidewalls to form three units. The process has no requirement on tires, simplifies the key process steps and reduces machines; the process is different from prior art, in which a cover tire surface is first peeled off, and then an inner tube is treated; therefore, the process provided by the invention greatly improves the processing capacity and efficiency.

The invention discloses a method for preparing fine aggregate with construction waste and application of the fine aggregate. The method for preparing the fine aggregate comprises the following steps of crushing and cyclic screening, wherein the crushing steps comprises crushing the construction waste with a crusher to obtain crushed construction waste with a grain size smaller than 35 mm; the cyclic screening step comprises conveying the crushed construction waste through a feeding device to a roller screen arranged at the bottom for secondary screening to obtain fine aggregate with a grain size smaller than 5 mm, conveying the construction waste with a grain size greater than 5 mm to the crusher for further crushing, and conveying the re-crushed construction waste through a second conveying device to the roller screen for processing, and performing the process repeatedly to obtain the fine aggregate. The obtained fine aggregate can be applied to preparing high-performance non-fired perforated bricks. The method for preparing the fine aggregate with the construction waste is simple in process, low in production cost and capable of achieving waste recycling and reutilization of theconstruction waste.

The invention relates to a recyclable object point exchange system and method based on a mobile terminal. The system comprises the mobile terminal, recycling equipment, a server, and consumption equipment. The server is connected with each recycling equipment, each consumption equipment, and the mobile terminal through the Internet. A user uses the points obtained by putting the recyclable objectsthrough the mobile terminal to deduct a part of values of selling commodities or services in the consumption equipment, so that the effect of purchasing any commodity or service in the consumption equipment at a more preferential price is achieved. According to the invention, the points obtained by throwing the recyclable objects are utilized to exchange commodities according to user requirements, the user can be prompted to actively throw recyclable garbage in a classified manner according to requirements, the pollution to the environment is reduced, the recovery rate is improved, the problems of non-ideal classification effect and low recovery rate of the existing garbage recovery system are solved, and the correct throwing habit of a garbage thrower is cultivated. The invention belongsto the technical field of environmental sanitation.

The invention discloses a disassembling and crushing device for waste soft package power batteries. The device comprises disassembling equipment and crushing equipment, wherein the disassembling equipment is positioned at the front end of the whole set of device; relative positions of components contained in the disassembling equipment are higher than those of components contained in the crushing equipment; the disassembling equipment further comprises a conveying platform, an alkaline liquor spraying device, a capturing machine, a shell crushing machine and a waste liquor outlet; and the crushing equipment further comprises a battery pack lower outlet, a battery pack upper outlet, a crushing cabin, a crushed material temporary cabin and a crushed material storage cabin. The device can solve the recycling problem of the waste soft package power batteries, the damage of the waste soft package power batteries on the ecological environment is reduced, and the resource recycling rate is improved.

The invention discloses a high-performance artificial marble. The high-performance artificial marble comprises the following raw materials in parts by weight: 10-15 parts of matrix resin, 50-70 partsof a filler, 0.6-0.8 parts of a curing agent, 0.2-0.4 parts of an accelerator, 4-5 parts of a pigment, and 10-20 parts of a flame retardant. The artificial marble of the invention mainly uses unsaturated polyester resin, modified epoxy resin and silicone modified polyurethane resin as binders, and uses marble waste rock powder, modified nickel slag and modified waste glass as the filler. various pigments, the curing agents and the accelerators are added, a stone product is made by stirring, forming, solidifying and polishing, the comprehensive mechanical properties of artificial marble can begreatly improved, the chance of cracks is effectively reduced, the wearing is not easily generated, and the obtained artificial marble has better gloss so as to achieve the comfortable visual experience of the human body and the space decoration effect without light pollution; the flame retardant performance is superior, and the comprehensive performance of the artificial marble board is improved.

The invention discloses a production line of plastic garbage recycling and granulating complete equipment. The production line comprises a feeding crusher (1), a cleaning device (2), an extruder (3) and a granulator (4) which are connected in turn from front to back, wherein the back end of a conveyer belt (1-2) of the feeding crusher (1) is in overlap joint with the upper port of a crushing feeding hopper (1-3); the discharge end of a crusher (1-5) is connected with a pushing auger (1-6); the feed inlet of a cleaning pool (2-1) of the cleaning device (2) is connected with the pushing auger (1-6); an extrusion feeding hopper (3-1) is connected with the discharge hole of a fetching machine (2-3); and the feed inlet of a water-cooled granulator (4-1) of the granulator (4) is connected with the discharge end of an extrusion submachine (3-4). Waste plastic garbage is crushed, cleaned, extruded and granulated by the equipment, so that plastic particles which meet standard requirements are produced.

The invention relates to a treating method for a discontinuous small-flow light-dydrocarbon-containing tail gas at low light dydrocarbon concentration. The treating method comprises the following steps: (a) collecting and storing light-dydrocarbon-containing tail gas in a tail gas collecting unit for temporarily storing and cooling; (b) introducing a first non-condensable gas into a compressing condensate unit for compressing, exchanging heat and condensing; (c) testing the light dydrocarbon concentration A1 of a second non-condensable gas discharged from step (b) and selecting the following treating step according to the value of A1; (d) introducing the second non-condensable gas into an oil absorbing treating unit for performing oil absorbing treatment, removing light dydrocarbon and generating a third non-condensable gas; (e) testing the light dydrocarbon concentration A2 of a third non-condensable gas and selecting the following treating step according to the value of A1; (f) introducing the non-condensable gas into a catalytic oxidation unit, catalytically oxidizing, discharging after reaching the standard and introducing all the condensate into a condensate recycling tank. Compared with the prior art, the treating method provided by the invention has the advantages of energy-saving effect, simple equipment, excellent recycling effect of hydrocarbon gas, and the like.

The invention belongs to the technical field of saline-alkali soil improvement, and particularly relates to a soil improvement restoration agent and a preparation method thereof. The soil improvementrestoration agent is prepared from, by weight, 15-30 parts of a waste solid alkali or solid acid catalyst; 15 to 20 parts of straw; 5-12 parts of compound microorganisms; 10 to 20 parts of vinasse; 15to 20 parts of powdery urea; 10 to 15 parts of animal waste; and 6-12 parts of sawdust. The waste solid alkali or solid acid catalyst, the straw, the vinasse, the sawdust, the animal waste and the like are used as raw materials of the soil conditioner; on one hand, the problem of recycling the waste catalyst is solved, and on the other hand, many cheap materials are turned into wealth and replaceexpensive chemical modifiers, so that the raw material cost is greatly reduced, the solid alkali or solid acid catalyst can be recycled, and a new path is opened up for regeneration of industrial wastes.

The invention relates to the technical field of electric transmission and transformation, and in particular relates to a regeneration treatment method specific to an invalidated capillary chromatographic column HP-MOLESIEVE. The regeneration treatment method provided by the invention comprises the steps: (1) treating a capillary chromatographic column in an early stage; (2) opening a chromatograph for detection; (3) setting working conditions of a gas chromatograph 6890N; and (4) ending the treatment and detection. The invention has the beneficial effects that by adopting the regeneration treatment method for the invalidated capillary chromatographic column, the problem on regeneration treatment of the invalidated capillary chromatographic column HP-MOLESIEVE is solved, the service life of the capillary chromatographic column HP-MOLESIEVE is prolonged, and a treatment effect meets the requirement for testing a dissolved gas component content in insulating oil. The regeneration treatment method for the invalidated capillary chromatographic column is simple, convenient and practical, is convenient to operate and can be used for restoring the performance of the capillary chromatographic column.

The invention relates to a high-efficiency environment-friendly emulsifier which is prepared from the following raw materials in parts by weight: 40-60 parts of illegal cooking oil, 10-20 parts of mixed alcohol, 5-15 parts of water, 1-5 parts of oil-phase emulsifier, 0.5-1 part of water-phase emulsifier (including oleic acid), 2-4 parts of inorganic alkali, 0.5-1.5 parts of polymerized alcohol and 5-15 parts of assistant. The technical process comprises the following steps: adding the oil-phase emulsifier into illegal cooking oil, adding the water-phase emulsifier and assistant into water, respectively stirring, directly adding the water phase into the oil phase, mixing, and emulsifying by a high-shear emulsifier to obtain the finished emulsified illegal cooking oil product. The high-efficiency environment-friendly emulsifier has the advantages of low production cost, simple processing technique and lower environmental pollution, can easily convert illegal cooking oil into biological fuels, and can implement industrial production.

The invention discloses a preparation method of a high-performance artificial marble. The artificial marble comprises the following raw materials in parts by weight: 10-15 parts of a matrix resin, 50-70 parts of a filler, 0.6-0.8 part of a curing agent, 0.2-0.4 part of an accelerator, 4-5 parts of a pigment, and 10-20 parts of a flame retardant. In the preparation method, an unsaturated polyesterresin, a modified epoxy resin and an organosilicon modified polyurethane resin are used as a binder, marble waste stone powder, modified nickel slag and modified waste glass are used as the filler, various pigments, the curing agent and the accelerator are added, a stone product, namely the artificial marble, is made by stirring, forming, curing and polishing. Comprehensive mechanical properties of the artificial marble can be greatly improved, the probability of crack appearances is effectively reduced, the artificial marble is not easy to wear, and the gloss of the obtained artificial marbleis relatively good, so that the comfortable visual feeling of the human body and the space decoration effect without light pollution are achieved; and the fire-resistant property is superior, so thatthe comprehensive properties of an artificial marble slab are improved.

The invention relates to a sludge recycling method and biological water purification particles, and the sludge recycling method comprises the following steps: strain screening; strain separation; strain screening and fermentation; preparation of modified biochar: mixing sludge with magnesium salt and iron salt, conducting heating and stirring, then adding an alkaline reagent to adjust the pH value to 9-10, continuously conducting heating and carrying out a heat preservation reaction, drying the product, crushing the product, conducting sieving with a sieve, performing high-temperature calcination, and conducting cooling to obtain modified charcoal; and preparation of the biological water purification particles from a fermentation suspension and the modified biochar by an embedding method. The invention provides a new sludge recovery thought, specific strains capable of efficiently purifying water can be rapidly screened out by utilizing sludge and sewage, biomass loading is carried out by utilizing the modified charcoal, and the obtained biological water purification particles have an excellent water purification effect.

The invention discloses an environment-friendly device of a three-dimensional high-temperature continuous heat treatment production system. The device comprises a waste gas collection unit and a wastegas treatment unit, wherein the waste gas collection unit is arranged at a boat inlet part of a continuous heat treatment furnace and comprises a bell jar, a condenser, a gas entraining pipeline, a gas collection hood, an ignition combustion device, a fan and a dust remover; and the waste gas treatment unit comprises a flue gas purifier, a fan and an exhaust pipe. According to the device, waste gas is pretreated through the condenser, water vapor in the waste gas is removed, and follow-up incineration is facilitated; and meanwhile, dust in the waste gas is filtered out through the dust remover, organic volatile matter in the waste gas is purified through the flue gas purifier, and pollution-free emission is achieved.

The invention relates to a method for controlling highly toxic substances in biomass by using waste plastics. The biomass comprises kitchen waste, edible fungus residues, algae, crop straw, rice husks, bean dregs, rape seed cakes, biogas residues, sludge and livestock and poultry manure, wherein a plastic component containing heteroatoms is used as a control agent. In the reaction process, heteroatoms in the plastic can be complexed with unstable oxygen-containing alkali metal salt in the biomass to inhibit the generation of metal cyanide. According to the method, common waste plastic in urban solid waste is used as a control agent, and one-pot pyrolysis is adopted to realize in-situ control of highly toxic metal cyanide in biochar. The method is simple in process, the plastic is wide in source and easy to obtain, extra inhibitor expenditure is not needed, and the recycling problem of the waste biomass and the plastic can be solved at the same time. In addition, the method has a positive promotion effect on more friendly environmental application of the biochar, and is beneficial for realizing complementary economic, social and ecological benefits.

The invention relates to the field of industrial fuels, and provide a preparation method and application of a industrial alcohol-based fuel. The industrial alcohol-based fuel comprises, by weight, 25-45 parts of BDO wasted liquid, 40-70 parts of alcohol solvent, 3-10 parts of ether, 0.8-1.2 parts of solvent oil and 0.05-0.2 part of dicyclopentadienyl iron. By means of the industrial alcohol-basedfuel, the problem of BDO wasted liquid recovery treatment is solved, the BDO wasted liquid is converted into a usable industrial fuel, certain economic benefits can be generated, and the environmentalpollution can be reduced. The preparation method has the advantages of simple and convenient, when the industrial alcohol-based material is adopted as the fuel of a drying tube of sand and stone materials, salt in the industrial alcohol-based fuel does not form scale and dregs, and the salt is recovered in a dust bag.

The invention discloses an environmental protection device for a three-dimensional high-temperature continuous heat treatment production system. The device includes a waste gas collection unit and a waste gas treatment unit. The waste gas collection unit is installed in the boat inlet part of a continuous heat treatment furnace, and includes a bell jar, a condenser, an air induction pipe, Gas collecting hood, ignition and combustion device, fan 1, dust collector; exhaust gas treatment unit includes flue gas purifier fan, fan 2, and exhaust pipe. The invention pretreats the waste gas through the condenser to remove the water vapor therein, which is beneficial to the next incineration; at the same time, the dust in the waste gas is filtered through the dust collector, and the organic volatiles in the waste gas are purified through the flue gas purifier, Realize pollution-free discharge.

The invention relates to the technical field of thermoplastic high molecular materials, and discloses a degradable PBT / PLA (Polybutylece Terephthalate / Poly Lactic Acid) alloy which is applied in the aspects of household appliances, articles for daily use, electronic and electrical products and the like. The degradable PBT / PLA alloy consists of the following materials: polybutylene terephthalate, polylactic acid, a compatibilizer, an antioxidant, a nucleating agent, an ester exchange accelerant and a processing auxiliary agent. The invention also discloses a preparation method of the degradable PBT / PLA alloy. The invention aims to provide the degradable PBT / PLA alloy; and the alloy is prepared from the PBT and the degradable plastic PLA and is degraded within a certain time, so that the problem of recovery treatment of the PBT is solved well. The invention also aims to provide the preparation method of the degradable PBT / PLA alloy.

The invention relates to the technical field of wire harness recovery, in particular to a wire harness recovery processing device. The device comprises a metal wire recycling box, a first terminal recycling box, a second terminal recycling box, a rubber recycling box, a cover plate, a grinding device and an electrostatic separation device, wherein the metal wire recycling box, the first terminal recycling box, the rubber recycling box and the second terminal recycling box are sequentially arranged in an abutting mode from left to right, the cover plate is rotatably connected with the edge of the rubber recycling box, a magnetic attraction base is arranged on the cover plate, and the rubber recycling box is provided with a wire drawing mechanism and a wire fixing mechanism. According to thewire harness recovery processing device, the metal wire recycling box, the first terminal recycling box, the second terminal recycling box and the rubber recycling box are arranged to be matched withthe wire drawing mechanism and the wire fixing mechanism, so that a wire harness head and a wire can be separated, and copper wires in the wire can be separated from a protective rubber layer; and different treatment modes are adopted for different parts, and thus thorough recycling of the wire harness can be achieved.

The invention relates to a road heating device which comprises a heating assembly and an isolation hood, the heating assembly is suitable for heating a preset road surface, the isolation hood is arranged on the periphery of the heating assembly, and a sealing strip is arranged at the end, making contact with the preset road surface, of the isolation hood. According to the invention, a specific road surface can be heated and the temperature can be controlled through the movable road heating device, a temperature environment for piezoelectric material polarization on a road site is realized, and the condition limitation that piezoelectric ceramic polarization can only be completed in a laboratory or a factory in the prior art is solved. The invention also relates to an on-site air polarization system and an on-site air polarization method for the road piezoelectric energy collector.

The invention relates to a treating method for a discontinuous small-flow light-dydrocarbon-containing tail gas at low light dydrocarbon concentration. The treating method comprises the following steps: (a) collecting and storing light-dydrocarbon-containing tail gas in a tail gas collecting unit for temporarily storing and cooling; (b) introducing a first non-condensable gas into a compressing condensate unit for compressing, exchanging heat and condensing; (c) testing the light dydrocarbon concentration A1 of a second non-condensable gas discharged from step (b) and selecting the following treating step according to the value of A1; (d) introducing the second non-condensable gas into an oil absorbing treating unit for performing oil absorbing treatment, removing light dydrocarbon and generating a third non-condensable gas; (e) testing the light dydrocarbon concentration A2 of a third non-condensable gas and selecting the following treating step according to the value of A1; (f) introducing the non-condensable gas into a catalytic oxidation unit, catalytically oxidizing, discharging after reaching the standard and introducing all the condensate into a condensate recycling tank. Compared with the prior art, the treating method provided by the invention has the advantages of energy-saving effect, simple equipment, excellent recycling effect of hydrocarbon gas, and the like.

The invention relates to a green recovery processing method of electrolyte inside a waste power battery. The green recovery processing method comprises the steps of cutting and disassembling a discharged waste battery, directly recovering pole lugs, respectively arranging an aluminum-plastic film and an electric core into a dilute alkali liquid soaking pool for soaking, and gathering and layering the dissolved electrolyte in a liquid separating groove; extruding the dilute alkali liquid contained in the aluminum-plastic film and the electric core in the soaking pool till no liquid flows out, directly recovering the aluminum-plastic film, gathering the unhydrolyzed electrolyte on the lower layer of the liquid separating groove, discharging through a liquid discharge opening, closing, and then treating by an electrolyte production enterprise; carrying out mechanical separation on the extruded dried electric core to obtain a diaphragm, a positive plate and a negative plate, and directly recovering the diaphragm; separating the positive plate and the negative plate by adopting a solvent method, and stirring, separating and drying to separate positive powder, negative powder, an aluminum foil sheet and a copper foil sheet. The green recovery processing method disclosed by the invention has the advantages of simple recovery process, environmental protection, high recovery rate and low cost and can be used for achieving the purpose of recovery processing of the electrolyte inside the waste lithium iron phosphate power battery.

The invention relates to the technical field of construction of building pipelines and channels, in particular to an air-conditioning air pipe reconstructed through an industrial smoke discharging pipeline and a construction method thereof. The problems that according to an existing old factory building reconstruction engineering, an original industrial style cannot be reserved or subjected to effective reconstruction and reuse are solved. The air-conditioning air pipe reconstructed through the industrial smoke discharging pipeline is formed by connecting of a plurality of air-conditioning air pipe standard knots in head-to-tail and bolted mode. An inner heat-preservation layer is laid onto an inner cavity of an air-conditioning air pipe. Each air-conditioning air pipe standard knot comprises an air-conditioning air pipe blank manufactured after the industrial smoke discharging pipeline is treated, a sealing part arranged at a hole of a three-way connector of each pipe blank and a plurality of air-conditioning nozzles installed on each pipe blank. The construction method comprises the steps that the air-conditioning air pipe blanks are obtained by treating the surface of the industrial smoke discharging pipeline, the holes of the three-way connectors of the pipe blanks are sealed, air-conditioning nozzle short pipe bodies are installed on the pipe blanks, and air-conditioning air pipe is formed by connecting the multiple pipe blanks in head-to-tail and bolted mode; and the inner heat-preservation layer is laid onto the inner cavity of an air-conditioning air pipe, and the air-conditioning nozzles are installed on the air-conditioning nozzle short pipe bodies.

The invention relates to the technical field of electric transmission and transformation, and in particular relates to a regeneration treatment method specific to an invalidated capillary chromatographic column HP-MOLESIEVE. The regeneration treatment method provided by the invention comprises the steps: (1) treating a capillary chromatographic column in an early stage; (2) opening a chromatograph for detection; (3) setting working conditions of a gas chromatograph 6890N; and (4) ending the treatment and detection. The invention has the beneficial effects that by adopting the regeneration treatment method for the invalidated capillary chromatographic column, the problem on regeneration treatment of the invalidated capillary chromatographic column HP-MOLESIEVE is solved, the service life of the capillary chromatographic column HP-MOLESIEVE is prolonged, and a treatment effect meets the requirement for testing a dissolved gas component content in insulating oil. The regeneration treatment method for the invalidated capillary chromatographic column is simple, convenient and practical, is convenient to operate and can be used for restoring the performance of the capillary chromatographic column.