33results about How to "Ease of scaling" patented technology

The invention provides a rapid, economic and harmless processing method and device for reducing moisture content of sludge. In the invention, hydrolysis by atmospheric steam, hydrothermal dehydration at high temperature and high pressure and solid-liquid separation on materials are carried out to obtain a solid-liquid slurry, high moisture content of 80% can be reduced to low moisture content of 40%, and a hydrothermal separation process in sludge treatment can be rapidly achieved. The form of an organic matter in the sludge is changed, and phase change of water in the sludge can not be caused; compared with the prior art, the method provided by the invention can be used for overcoming the defects that the processing period is long and the processing energy consumption is high, and is easy for realization of large-scale processing and contributes to reducing secondary pollution to the environment and recycling resources; and a new approach is found for processing the sludge.

The invention provides a tubular pyrohydrolysis treatment method and device for sludge. The device consists of five main systems, namely a feeding system, a modification system, a dehydration system, a heat exchange system, and a purification system; and by adopting a catalyst injecting mode, the sludge is directly heated with medium pressure steam and is subjected to pyrohydrolysis at medium temperature, the remaining heat in the hydrolysis process is fully recycled, and a liquid-solid mixture is obtained, so not only supports of controllable components are provided for a compound fertilizer, but also a filter cake which is subjected to liquid-solid separation has an adjustable moisture content, namely the moisture content of the raw sludge can be reduced to 40 to 60 percent from about 80 percent. Compared with the prior art, the device has the advantages that: the structure is simple, the device can be continuously and stably operated, the sludge pyrohydrolysis temperature is 210 to 250 DEG C, the reaction time is 10 to 20 minutes, the reduction and harmless treatment of the sludge can be economically, quickly and effectively achieved, the sludge can be treated on a large scale, and a novel approach is provided for the sludge treatment and the energy recycling of equipment.

The invention relates to a low-pressure discharge plasma water treating apparatus, mainly comprising a discharge power supply, a high voltage electrode, a reactor, an atomization sprinkler, a water inlet pipe, a water outlet pipe, a water flow monitor, an air exhaust pipe, an air valve, a vacuum pump, a sewage pool and a clean water reservoir. According to the invention, without a water pump, a low pressure environment in the reactor can be maintained via only one vacuum pump under the condition that water flows through the reactor; electro-discharge is carried out in the low pressure environment, and large-volume, high-activity and non-thermal equilibrium plasma is generated; the treating apparatus can effectively remove pollution sources like heavy metal ions, organic matters and microbes in water, has high treatment efficiency, is generally applicable to sewages having different pollution degrees and produced by different industries and provides activated water for special industries. The invention further relates to a plasma water treating method which realizes low pressure discharge under the condition that a water cycle between the interior of the reaction chamber and the outside is maintained without usage of a forced exhaust type water pump. With the method, system energy consumption is greatly reduced.

The invention relates to a parallel vulnerability mining method based on an open source library and test mining, and belongs to the technical field of computer information safety. The parallel vulnerability mining method comprises the steps that vulnerability data are obtained from the open source library and pre-processed, a vulnerability set is extracted, text vectorization is conducted, the threshold is calculated and parallel vulnerabilities are discovered. The parallel vulnerability mining method has the advantages that on the basis of the open source library, relevant vulnerability information in the same attack mode is extracted, and therefore potential parallel relationships between the vulnerabilities can be analyzed conveniently; text description information of the vulnerabilities are vectorized, and therefore a computer system can conduct intelligent processing on vulnerability recording data conveniently; the method differs from query on the basis of keyword matching in that the similarity between the vulnerabilities is studied according to the threshold obtained through a training set; the parallel relationships between the vulnerabilities can be calculated, so that when it is found that one vulnerability is utilized, the other parallel vulnerabilities are made up rapidly, therefore, the vulnerability of a whole network is made up, the defense capacity is enhanced and great significance for information safety is achieved.

The invention relates to the field of recycling of organosilicon spent contact masses, particularly a method for recycling copper oxide and zinc oxide from an organosilicon spent contact mass, which comprises the following steps: 1) extracting a spent contact mass with an oxidizer-containing ammonia-ammonium salt mixed solution at 20-100 DEG C for 1-8 hours, separating to obtain a copper-ammonia zinc-ammonia complex solution and a solid, and washing and drying the solid to obtain silicon powder; 2) evaporating ammonia from the copper-ammonia zinc-ammonia complex solution at 40-100 DEG C for 1-10 hours to precipitate a copper compound precipitate, separating to obtain the precipitate and a zinc-containing mother solution, washing the precipitate, drying and roasting to obtain copper oxide powder; and 3) adding an ammonium salt into the zinc-containing mother solution obtained in the step 2), regulating the temperature to 20-80 DEG C and the pH value to 4-8 to obtain a basic zinc carbonate precipitate, separating, washing, drying and roasting to obtain zinc oxide powder. The yield and purity of the copper oxide obtained by treating the spent contact mass with an ammonia process are respectively higher than 95%.

The invention relates to a method for preparing a composite copper catalyst by recycling organic silicon waste contacts. The method comprises the following steps of: performing ammonia leaching on the organic silicon waste contacts, adding sulfite into the solution, and performing ammonia distilling reduction; acidizing for precipitating, aging at high temperature to obtain zinc-containing mother liquor and precipitates, and treating the precipitates to obtain cuprous oxide powder; alkalinizing the zinc-containing mother liquor for precipitating, and treating to obtain zinc oxide powder; oxidizing a part of cuprous oxide powder to obtain copper oxide powder, and reducing a part of cuprous oxide powder to obtain copper powder; and mixing the cuprous oxide powder, the zinc oxide powder, the copper oxide powder and the copper powder, and grinding to obtain the composite copper catalyst. According to the composite copper catalyst for synthesizing methyl chlorosilane, products obtained by recycling the waste contacts are used as raw materials, so that the production cost of the copper catalyst is saved greatly, the recycling of the copper catalyst in the industry of organic silicon is realized, and the method has the obvious economic and environment-friendly benefits.

The invention relates to a high-efficiency method for treating cationic dye wastewater through an electrochemical technology, and belongs to the technical field of wastewater treatment. The method ischaracterized in that cationic dye molecules are modified through the electrochemical technology to make the molecules become an insoluble substance, and simple filtration is performed to separate themodified dye molecules from the wastewater in order to achieve the wastewater treatment purpose. The new method has the characteristics of high removal efficiency, simple operation process, no secondary pollution, low operating cost, friendliness to the environment and operators, and very high practical application values.

The invention discloses a waste mineral oil decolorizing refining process and an operation method thereof. According to the process and the operation method, waste mineral oil is pumped into a pretreatment tank, and is subjected to pretreatment of filtering, settling and dewatering; the pre-treated waste mineral oil enters a water washing tank, wherein an alkali liquid, water and a demulsifier areadded into the water washing tank to remove organic acids and water-soluble additives from the oil; the waste mineral oil is subjected to oil-water separation, and then is further subjected to hydrodechlorination treatment; the waste mineral oil raw material enters a pressure reducing distillation tower to separate different distillate mineral oil base oils after pressure reducing; and finally the finished refined oil is classified and packaged in an oil barrel, and a label is adhered so as to conveniently store and sell. According to the present invention, the method has advantages of simpleoperation steps, good catalytic effect in the hydrofining step, complete reaction, uniform components of the treated mineral oil, high product quality, and convenient and fast storage and transportation of the finished product, and can easily achieve the large-scale treatment and continuous operation of equipment, and can obtain good environmental benefits and economic benefits.

The invention discloses a comprehensive low-energy consumption recycling method of a waste plasma screen and belongs to the field of industrial waste regeneration. The method comprises that a), the waste plasma screen is roughed, so that the maximum range between any two points of the waste plasma screen ranges between 5cm and 30cm; b), the roughed waste plasma screen is added into a salpeter solution for leaching, during leaching, ultrasonic wave activating treatment and stirring are conducted; and c), silver is recycled from an obtained solution which is subjected to nitrate leaching. According to the method, the step that the plasma screen is required to fine grinding is reduced, the energy consumption is reduced, the leaching time is reduced, the efficiency is improved, and the problems that for a long time, technical workers in the field hold a technical bias that the granularity has to be reduced as possible in order to improving the leaching efficiency, and glass is easy to bond when encountering water are solved. The method is low in energy consumption, high in efficiency, capable of preparing silver with the purity of more than 99.9% and being processed in large scales, and suitable for being popularized and applied in the field.

The invention relates to the incinerator slag treatment technology field, in particular o an incinerator slag treatment system and an incinerator slag treatment method. The incinerator slag treatmentsystem comprises a sewage circulation treatment unit, water pumps, a water supply pipe, a first valve, a second valve, a third valve, a first jigging machine, a second jigging machine and a sand washing machine, wherein a water inlet end of the water supply pipe is connected with a water outlet end of the sewage circulation treatment unit, a water outlet end of the water supply pipe is connected with a water inlet end of the sewage circulation treatment unit, the water supply pipe is provided with a first water outlet, a second water outlet and a third water outlet, the first water outlet is connected with a water inlet end of the first jigging machine, the second water outlet is connected with a water inlet end of the second jigging machine, and the third water outlet is connected with awater inlet end of the third jigging machine. According to the incinerator slag treatment system and the incinerator slag treatment method, the use quantity of the water pumps used in the incineratorslag treatment system can be reduced, construction cost of the incinerator slag treatment system can be reduced, and the incinerator slag treatment method is high in treatment efficiency, low in treatment cost, high in resource utilization rate and convenient to manipulate, and facilitates large scale treatment for incinerator slags.

The invention discloses a recycling method for a waste silicone rubber material by a radiation method. The method is characterized by comprising the following steps: S1, cleaning and drying a recovered waste silicone rubber material; and S2, putting the dried waste silicone rubber material in a radiation field to be radiated for a certain time, taking out the waste silicone rubber material to crush, and screening the waste silicone rubber material to obtain silicone rubber micropowder used as fortifying filler. By means of a radiation technique, the method is simple to operate and energy-saving and environment-friendly. Meanwhile, no wastes are generated substantially, the recovered waste silicone rubber material can be recycled highly, and a scaled effect is easy to realize. The finally obtained silicone rubber micropowder can be used as the fortifying filler for preparing a silicone rubber material product, so that the production cost of producing the silicone rubber product is reduced. Meanwhile, the problem of space usage and environmental pollution as the waste silicone rubber material which is abandoned is hardly degraded naturally is solved.

The invention provides a management method of copper and pesticide combined polluted soil. The management method comprises the following steps: firstly, digging soil of a copper and pesticide combinedpolluted land; treating the soil through a crushing machine to obtain soil grains with the size of 2 to 5mm; adding a dilute sulfuric acid solution into a soil solution and carrying out sufficient stirring and treatment, so as to transform a copper compound in the soil into copper sulfate; conveying the soil into a muffle furnace and carrying out high-temperature roasting for 2h; transferring thecopper sulfate into copper oxide through high-temperature pyrolysis; heating organic matters including organic chlorine and the like in the soil and decomposing into a gas-state matter, and separating from the soil; finally, sufficiently mixing the soil with carbon powder and calcium oxide according to a certain ratio; adding a proper amount of water and carrying out stirring treatment; then conveying a mixture into a vacuum heat treatment device, and heating and carrying out heat insulation for 30min; cooling and crushing; conveying into an electric sorting machine and sorting, so as to separate copper grains in the soil from the soil. The management method provided by the invention is simple in treatment method and short in technological flow; large-scale treatment is easy to realize, and the management method is especially suitable for repairing copper and organic chlorine heavily-polluted soil.