148results about How to "Processing applicable" patented technology

The invention provides microarc-oxidized coating silylation fluid and a hole sealing method thereby. The hole sealing method by the microarc-oxidized coating silylation fluid includes: firstly, mixing deionized water, alcohol and silane coupling agent according to a volume ratio of 3-6:1:1, and adjusting pH value to obtain the microarc-oxidized coating silylation fluid; secondly, hydrolyzing the microarc-oxidized coating silylation fluid for more than 12 hours to obtain silane coupling agent hydrolyzed solution; thirdly, soaking microarc-oxidized coating in the silane coupling agent hydrolyzed solution for 19s to 20min, taking out the coating for air drying to obtain coating with absorbed hydrolyzed solution; and fourthly, heating and solidifying the coating with absorbed hydrolyzed solution at 50-300 DEG C for 15-300 minutes. The microarc-oxidized coating is silylated by the soaking-solidifying method, the process is simple, cost is low, and the hole sealing method by the microarc-oxidized coating silylation fluid is applicable to hole sealing of microarc-oxidized coatings of magnesium alloy, aluminum alloy and titanium alloy.

The invention provides a portable raman spectrometer based on spectral analysis of a micro electro mechanical system. On the basis of the micro electro mechanical system, the portable raman spectrometer comprises a laser light source, a raman probe head and a spectrum detection system of a spectrograph, wherein the laser light source comprises a semiconductor laser which is used for generating lasers, the power of the generated lasers is not less than 200 milliwatts, and the line width of the generated lasers is not greater than 0.2 nanometers; the raman probe head comprises a laser outputting optical path and a raman scattered light collecting optical path which does not comprise a light filter for filtering rayleigh scattered light; and the spectrograph comprises the spectrum detection system which sequentially consists of a focusing lens I, a digital micromirror device (DMD) module I, a collimating lens, a chromatic dispersion optical grid, a focusing lens II, a digital micromirror device (DMD) module II, a de-chromatic dispersion optical grid, a focusing lens III, a single-point detector and a signal processor. The portable raman spectrometer has the advantages of being capable of keeping the resolution ratio of spectrum detection and improving the sensitivity of spectrum detection, being suitable for detection on weak signals such as raman signals, and the like.

The invention relates to a method for processing and recycling waste water containing phenolic compounds, in particular to a method for recycling phenolic compounds from the phenolic waste water, comprising the following steps: (a) adding a flocculating agent in the phenolic waste water to be processed for flocculation; (b) carrying out solid-liquid separation on the material of the step (a); (c) determining the pH value of the liquid material obtained by the step (b), and adjusting the pH value to acidity; (d) letting the material obtained by the step (c) pass through a resin column, and measuring the total phenol content in water; (e) eluting the resin column which absorbs the phenolic compounds with a small molecular alcohol and/or ketone solvent; and (f) recovering the solvent from the eluate, and drying to obtain a product which is rich in phenolic compounds. Correspondingly, the invention further provides a method for processing the waste water containing phenolic compounds and the obtained phenolic product. According to the invention, the method disclosed herein is suitable for processing the waste water with low phenol content, and is environmental friendly; by using the raw materials which has the advantages of low pollution, or low price, or easy processing, and or recycling property, the method has the advantages of low cost and low energy consumption.

The invention relates to a method for treating insulating oil for a transformer. The method comprises the following three treatment steps: first-stage oil treatment: using a pressure oil filter to carry out pressure filtering on granules and impurities in the insulating oil; second-stage oil treatment: using a first vacuum oil filter to carry out vacuum degassing and dewatering on the insulating oil undergoing the first-stage treatment; and third-stage oil treatment: using a second vacuum oil filter to inject the insulating oil undergoing the first-stage and second-stage treatment into a transformer to undergo cyclic hot oil degassing and dewatering treatment to dry the transformer. The method has the following beneficial effects: the insulating oil is independently treated by stages; after the technical indexes of the oil reach the specified values, the oil is injected into the machines on the next stages to be treated until the indexes of the oil undergoing the third-stage treatment are qualified; respective advantages of pressure filtering and vacuum filtering are fully and reasonably used; and the method is especially suitable for treating the insulating oil during field installation of high-capacity power transformers and reactors with voltage being 750KV and above.

The invention discloses a carbon-based material adsorbent for removing heavy metal in waste water, comprising 98.2-99.8% of carbon-based material and 0.2-1.8wt% of sodium citrate modified component, wherein the specific surface area of the carbon-based material is 800-1200 m<2>/g, the total pore volume of the carbon-based material is 0.5-0.7 cm<3>/G(cm<3>/g), and the average aperture of the carbon-based material is 2-4 nm. According to the invention, the preparation process is simple, there is no secondary pollution, and heavy metals in waste water can be efficiently removed.

Disclosed is a multidimensional rotation ultrasound generating machining mechanism and a machining method thereof. By using coupling action of axial rotation ultrasound and double radial ultrasound, component space molded surface generating machining is conducted in a stimulating mode. The multidimensional ultrasound vibration and axial rotation motion can remarkably enhance effects such as ultrasound impacting, polishing and cavitation. The removing efficiency of crisp and hard materials, cycling updating of abrasive material working fluid and timely excluding of machining products are accelerated. Parameters such as ultrasound vibration parameters, gaps between tools and workpieces and temperature are detected on-line, computer operation processing and control are used, real-time adjusting and multi-axis linkage feeding amount control are conducted on the key parameters such as multidimensional ultrasound vibration amplitude and the machining gaps, the reasonable amplitude and the machining gaps of an ultrasound system in generating feeding machining are maintained, the machining efficiency of the crisp and hard materials can be remarkably improved, and the machining precision is improved. The multidimensional rotation ultrasound generating machining mechanism is novel and unique, the multidimensional rotation ultrasound vibration and multi-axis linkage feeding motion can be effectively achieved, the machining method is in conquering the unyielding with the yielding mode and used for generating motion flexible machining forming, the technical advantages of multidimensional ultrasound machining and multi-axis linkage numerical control are achieved, and the machining difficult problem of special-shaped curved surface components of all kinds of crisp and hard materials can be effectively solved.

The invention belongs to the field of sewage treatment, and relates to a treatment technique of industrial waste water. The invention particularly relates to a treatment method of copper-bearing waste water. In the treatment method, a water-soluble sulfide serves as a precipitant to realize the recovery of copper; the using amount of the sulfide is controlled by a photo-chromic reaction; a hypochlorite or persulfate type oxidant is adopted to perform oxidation desulphurization, thereby fulfilling the aims of recovering excessive sulfur and achieving up-to-standard emission of the copper and the sulfur in the waste water. The basic process of the treatment method comprises sulfide precipitation and the oxidation desulphurization, and the treatment method has a good treatment effect and a high efficiency, is easy to operate and control; and the treated waste water is colorless and transparent, and the copper and sulfur content is far lower than a national emission standard. The copper sulfide and elemental sulfur recovered by the treatment method are high in purity and can be directly used as industrial products. The treatment method of the copper-bearing waste water is suitable for treating the copper-bearing waste water such as copper powder washing and copper powder silver plating waste water, printed circuit board etching waste water, electroplating waste water, copper wet-process metallurgical waste water and the like, and is particularly suitable for treating the copper powder washing and copper powder silver plating waste water.

The invention provides a vibration reducing device used for machining of an annular thin-wall part. The vibration reducing device comprises a base, a pressing plate, an axial limiting assembly, a damping wave absorbing piece, a gas damper and an intelligent pressure adjusting system; the axial limiting assembly is composed of a supporting column and an upper cover plate, and the supporting column is installed on the base; the gas damper is composed of an airbag and at least two bulging type blocks, the airbag is an annular airbag, the supporting column is sleeved with the air bag, and all bulging type blocks are placed on the base in a surrounding mode and connected with the airbag; the number of the damping wave absorbing piece is the same as the number of the bulging type blocks, and the damping absorbing piece are pasted on the outer sides of the corresponding bulging type blocks; the upper cover plate is placed at the upper end of the machined annular thin-wall part and connected with the supporting column; and the intelligent pressure adjusting system is used for adjusting the gas pressure in the airbag. Combination of the gas damper, the damping wave absorbing piece and the axial limiting assembly greatly reduces machining vibration, deformation of the machined annular thin-wall part in the X, Y, Z directions is restricted, and stiffness and dynamic stability of the part are improved.

The invention provides a multifunctional lifting rotary worktable. The multifunctional lifting rotary worktable comprises an operating table and a rotary lifting table, wherein the four corners of the operating table are each fixedly connected with a supporting leg; the rotary lifting table is arranged in the middle of the operating table in a penetrating mode; and a shelf is fixedly connected under the rotary lifting table through the four supporting legs. The multifunctional lifting rotary worktable provides the lifting and rotation functions, the machining height and angle of workpieces can be conveniently adjusted, the requirement for machining inclination angles of some special workpieces can be also met, and the multifunctional lifting rotary worktable is suitable for machining most workpieces.

The invention discloses a garlic straw-nanocopper composite blue alga treatment agent. The blue alga treatment agent is prepared from, by weight, 40-60 parts of diatomite, 5-10 parts of plant ash, 5-10 parts of garlic straws, 3-5 parts of nanocopper, 0.2-0.4 parts of acrylamide, 3-5 parts of sodium gluconate, 0.3-0.5 parts of polyethyleneimine, 0.03-0.05 parts of ammonium persulfate, 1-2 parts of alum, 0.5-1 part of hydroxyethylurea, and 10-15 parts of a composite assistant. The blue alga treatment agent has the advantages of good adsorption activity and flocculation performance, very good flocculation effect on blue algae, fast blue alga removal rate, low cost, no secondary pollution, high cyanotoxin adsorption and removal efficiency, good removal effect on various organic and inorganic pollution substances in water, bacterium killing and alga inhibiting efficacy, effective improvement of the quality of water, lasting effectiveness, and suitableness for treatment of complex water environment.

The invention discloses an integrated small and medium multi-point water inflowing deep nitrogen and phosphorus removal sewage processing system and a processing method. The system and method are mainly used for processing high-concentration town sanitary sewage and high-concentration industrial waste water, especially COD, sanitary sewage with high ammonia nitrogen content or industrial waste water. The processing system comprises a grating adjusting pond, an aeration tank, a first anoxic pond, a first aerobic pond, a second anoxic pond, a second aerobic pond, a precipitating pond, a flocculation reaction pond and a flocculation precipitating pond which are successively communicated. The multi-point water inflowing mode is adopted, water resources are reasonably utilized, and the system has the advantages of being low in cost, efficient, capable of resisting loading and impacting, stable in quality of discharged water, convenient to operate and manage, and beneficial for integrated construction and saving of occupied area.

The invention relates to a stock cutter which has simple structure and low cost. The stock cutter is suitable for cutting and processing a medium and thin slab and has higher market popularizing rate. The stock cutter comprises a stander and is characterized in that a hydraulic cylinder is arranged on the stander, a piston rod of the hydraulic cylinder is connected with a slipper block that is embedded on a guide way which is arranged on the stander, an upper blade is arranged at the lower end of the slipper block, a lower blade is arranged on the stander corresponding to the cutting direction of the upper blade and the slipper block is provided with a spring compressing mechanism at the lateral part of the upper blade.

A biodegradable pearl powder is prepared from pearl through screening, washing, immersing, boiling in soybean milk, baking, crushing, loosening the laminar structure, mechanical grinding by 2500 meshes, biodegradating, hydrolytic cyclone grinding, 4-layer extracting, sterilizing, baking, pulverizing and packing. It has high water solubility (99.92%) and high contents of Ca and amino acids.

The invention discloses strontium-running fold strontium pliers and a processing method. The pliers comprise a left plier body and a right plier body, wherein pin joint grooves are respectively arranged on opposite inner sides of the right and left plier bodies; the right plier body and the left plier body are jogged through the pin joint grooves; a second pin joint groove in the position corresponding to the position of the pin joint groove on the inner side of the left plier body is arranged on the outer side of the left plier body and is provided with a cover plate; the upper and lower ends of the cover plate along the length direction of the plier bodies are fixedly welded with the joint surface of the right plier body; axle holes are correspondingly arranged on the cover plate, the left plier body and the right plier body; and pivots for folding and unfolding the plier bodies are assembled in the axle holes. The pliers can be designed with round fold strontium structure, thus reducing the fold strontium surface exposed when the plier bodies are unfolded to the greatest extent, ensuring the structure to be more compact and beautiful, solving the defect that the traditional strontium-running square fold strontium pliers processing method can not be used for processing the compact strontium-running round fold strontium pliers in the past, filling in the gap in production of the strontium-running round fold strontium pliers and beginning a new era.

The invention discloses a modified zeolite-nanocarbon cyanobacteria treatment agent. The modified zeolite-nanocarbon cyanobacteria treatment agent is prepared from, by weight, 30-40 parts of zeolite, 10-20 parts of kieselguhr, 3-5 parts of nanocarbon, 0.1-0.2 part of maleic anhydride, 1-2 parts of ethyl orthosilicate, 3-5 parts of kapok fibers, 0.2-0.4 part of acrylamide, 0.3-0.5 part of hydroxyethyl cellulose, 0.03-0.05 part of ammonium persulfate and 10-15 parts of a composite assistant. The cyanobacteria treatment agent has good adsorption activity and flocculating performance, has very good flocculation on cyanobacteria, is high in cyanobacteria removing speed, low in cost and free of secondary pollution, also has a good adsorption and removing effect on cyanobacteria toxins and various organic and inorganic pollutants in water, especially has the decomposition and conversion effects on organic pollutants and toxins, and is capable of effectively improving the water quality and suitable for treatment in complex water environments.

The invention relates to an agent and a method for reducing COD (chemical oxygen demand) of phenolic wastewater. The method comprises the following steps: (1) Fenton's reagent is added to wastewater; (2) potassium permanganate is added to the wastewater; and the addition of the Fenton's agent and the potassium permanganate is adjusted to reduce the COD value of the wastewater until the treated water with the target content of COD value is finally obtained. The Fenton's agent adopted in the invention is lower in price, and the dosage of the Fenton's agent is increased, so that the dosage of the potassium permanganate is reduced, and the removal rate of COD in the wastewater is improved by more than 85%.

The invention relates to the field of solid waste treatment, in particular to a method and system for treating chemical abraum salt containing organic matter through a self-propagating pyrolysis method. The method comprises the following steps that pretreatment is carried out in a pelletizing or washing or treating-free mode according to particle size distribution of chemical abraum salt; 2, materials are distributed; 3, pyrolysis treatment is carried out, and particularly organic matter in a material layer is pyrolyzed into a gas compound through a self-propagating pyrolysis method; 4, the pyrolyzed material layer is cooled to obtain finished salt; and 5, flue gas treatment is carried out, and particularly flue gas containing the gas compound is introduced into a flue gas purifying treatment system for purifying treatment. The finished salt obtained from the abraum salt treated through the method has no melting and agglomeration phenomenon, the TOC content is as low as 10.00ppm, and the requirements of ionic membrane caustic soda can be met. The invention further provides a treating system adopting the method, a self-propagating pyrolysis device in the system can sufficiently utilize heat, can stably control pyrolysis temperature and is suitable for treatment various kinds of abraum salt.

The invention discloses a coal chemical industry wastewater treatment fundamental technology. The coal chemical industry wastewater treatment fundamental technology comprises the steps of a first-grade wastewater treatment core process, middle assisting, a second-grade wastewater treatment core process and post assisting, controlling is conducted on the pH value based on all processing point water bodies in an overall process, and all parameters are set according to requirements of water inflow and outflow indexes. According to the coal chemical industry wastewater treatment fundamental technology, the advantages of ion separation medicament in practical application for an applicant can be fully guaranteed, and the representative advantages that quantity of reagent (10-300 g per ton of water) is less, dilution is not needed for direct solid state dosage, buffering is not needed for wastewater real-time treatment (the reaction speed ranges from 3 min to 15 min), water content removal rate reaches up to over 80 percent, all national wastewater treatment emission standards can be accorded to and met, and treated water is colorless, odorless and free of secondary harmful chemicals, and sludge produced through flocculation is low in moisture content (smaller than 35 percent), free of odor and adhesion and the like.

The invention discloses a method for preparing coarse-grain iron manganese silicon based shape memory alloy, and belongs to the field of shape memory alloy. The average size of austenite grains of theiron manganese silicon based shape memory alloy prepared through the method is larger than or equal to 1 mm. The method includes the specific steps that (1) the iron manganese silicon based shape memory alloy is treated at the temperature of 1260-1300 DEG C for 5 min to 1 h; (2) the following treatment process is repeated at least once: the iron manganese silicon based shape memory alloy is cooled to 1100-1200 DEG C with the speed of 0.1-10 DEG C/min and treated for 5-30 min, and then the iron manganese silicon based shape memory alloy is heated to 1260-1300 DEG C with the speed of 0.1-10 DEGC/min and treated for 5 min to 1 h; and (3) finally, the iron manganese silicon based shape memory alloy is cooled to 1150-1200 DEG C with the speed of 0.1-5 DEG C/min, and then subjected to water cooling to the room temperature.

The invention discloses a treatment method applied to chemical industrial wastewater. The treatment method comprises the following treatment steps of (a) chemical industrial wastewater pretreatment, (b) biochemical treatment of chemical industrial wastewater and (c) physical treatment of chemical industrial wastewater. According to the treatment method, the chemical industrial wastewater is sequentially subjected to the chemical industrial wastewater pretreatment, the biochemical treatment of chemical industrial wastewater and the physical treatment of chemical industrial wastewater, and the chemical industrial wastewater reaching the discharge standard is obtained. The treatment method is especially suitable for treatment of organic chemical industrial wastewater having strong biological toxicity and poor biochemical properties and can deeply treat chemical industrial wastewater, the harmful matter content in the treated wastewater is reduced to the most degree, the lower treatment degree is avoided, and accordingly the problem that treated wastewater still cause large environmental pollution is solved. In addition, in the wastewater treatment process, all links can be performed in order, the treatment method is simple in structure, scientific, convenient, strong in pertinence, high in automation degree, low in actural application cost, advanced in technology and good in treatment effect, and the chemical industrial wastewater treatment problem is well solved.

The invention discloses a blue alga treatment agent adopting licorice root residues as a raw material. The blue alga treatment agent is prepared from, by weight, 5-10 parts of the licorice root residues, 3-5 parts of pine needle powder, 0.2-0.4 parts of sodium dodecyl sulfonate, 30-40 parts of diatomite, 20-30 parts of meerschaum, 3-5 parts of glutinous rice flour, 0.2-0.4 parts of acrylamide, 0.03-0.05 parts of ammonium persulfate, 0.5-1 part of an EVA emulsion and 10-15 parts of a composite assistant. The blue alga treatment agent has the advantages of good adsorption activity and flocculation performance, very good flocculation effect on blue algae, fast blue alga removal rate, low cost, no secondary pollution, high cyanotoxin adsorption and removal efficiency, good removal effect on various organic and inorganic pollution substances in water, bacterium killing and alga inhibiting efficacy, effective improvement of the quality of water, and suitableness for treatment of complex water environment.

The invention discloses a medicine factory waste gas purification treatment device which comprises a purification pipeline, wherein a particle pollutant filtering box is arranged in the middle of thepurification pipeline, the purification pipeline is divided into a photolysis pipeline body and an absorption pipeline body by the particle pollutant filtering box, ceramic corrugated packing is arranged in the absorption pipeline body, and a plurality of vertically-arranged high-powered ultraviolet lamp tubes and a plurality of horizontally-arranged nano photocatalytic nets are arranged in the photolysis pipeline body. The medicine factory waste gas purification treatment device disclosed by the invention has the advantages of novel design, simple structure, superfine multilevel treatment onwaste gas, ability in effectively dedusting, deodorizing and killing bacteria, good absorption and decomposition effects on hazardous substances in the waste gas and great suitability for waste gas treatment in pharmaceutical industry.

The invention provides a rural distributed micro-power ecological sewage treatment device and a sewage treatment system comprising the same and relates to the technical field of sewage treatment. Therural distributed micro-power ecological sewage treatment device comprises a pre-sedimentation unit, an anaerobic reaction unit, a facultative reaction unit, an aerobic reaction unit and a sedimentation unit which are sequentially communicated; the aerobic reaction unit comprises an aerobic floating bed biological reaction tank, and an aeration device is arranged in the aerobic floating bed biological reaction tank. The rural distributed micro-power ecological sewage treatment device is formed by sequentially communicating the five unit modules and can well remove pollutants in domestic sewage. Meanwhile, through tests, the energy consumption of the rural distributed micro-power ecological sewage treatment device is 0.1*0.125 kW/m<3> every day, which is only about 25% that of a traditionalsewage tretament method adopting an A-O process, so that the rural distributed micro-power ecological sewage treatment device has the advantage of low energy consumption.

The invention discloses a cordierite-polylactic acid fiber composite blue-green alga treating agent. The blue-green alga treating agent is prepared from, by weight, 10-15 parts of cordierite, 30-40 parts of sodium bentonite, 1-2 parts of boric acid, 1-2 parts of nanometer zirconia, 3-5 parts of polylactic acid fiber, 0.2-0.4 part of acrylamide, 0.03-0.05 part of ammonium persulfate, 3-5 parts of sisal residue, 0.5-1 part of sodium potassium tartrate tetrahydrate and 10-15 parts of compound additive. The blue-green alga treating agent has high adsorption activity and flocculating performance, blue-green alga flocculating effect is good, blue-green alga removal speed is high, cost is low, secondary pollution is avoided, blue-green alga toxin adsorption removal efficiency is high, the effect of removing various organic and inorganic pollutants in water is good, water quality is effectively improved, and the blue-green alga treating agent is suitable for treatment of a complicated water environment.