99results about How to "Increase the degree of filtration" patented technology

The invention discloses a method for comprehensively utilizing sludge in a recycling mode. The method comprises the following steps: dewatering sludge of a municipal wastewater treatment plant; respectively analyzing and detecting dewatered sludge, food residues, domestic garbage and human and animal excreta, and deodorizing simultaneously; sorting the deodorized sludge, food residues and domestic garbage; mixing the sludge, the food residues, the domestic garbage, the human and animal excreta, crop straws with reused fluffy sludge in a certain ration at 5-6MPa; meanwhile, controlling stirring temperature to 40-45DEG C until the moisture content of the mixture is 55-65wt%; carrying out aerobic fermentation on the mixture in a fermentation tank for 6-7 days to obtain the fluffy sludge; andcarrying out aftertreatment on the fluffy sludge to obtain fertilizer or fuel. The method has the effects of high fermentation degree, high fermentation speed and the like and is environmentally friendly, and the fertilizer or fuel obtained by aftertreatment can be used for improving soil or saving energy.

Plant-growth-promoting bio-organic fertilizer is prepared by inoculating 0.5-2% (w/w) of composite fermentation microbial agent to livestock-poultry manure and auxiliary material, fermenting, inoculating 2-5% (w/w) of plant-growth-promoting microbial agent and fermenting. A preparation method includes steps: (1), preparing a fermenting material; (2), performing high-temperature aerobic fermentation; (3), preparing the plant-growth-promoting microbial agent; (4), after-composting organic fertilizer. The plant-growth-promoting bio-organic fertilizer and the preparation method have the advantages that rapid proliferation of plant-growth-promoting functional microorganisms is realized in the process of fermenting of two times, and effective biological viable bacteria count of the organic fertilizer reaches 5x108CFU/g; composting degree is high, the organic fertilizer can generate various plant hormones including 3-indoleacetic acid, cytokinin, gibberellins and ethylene after being applied in soil, can promote plant growth and can increase yield of crops and incoming of farmers; the bio-organic fertilizer prepared by the method is low in cost, environment-friendly and high in efficiency.

The present invention provides a multi-stage high-efficiency engine air filter, comprising a first filter body, a second filter body, a third filter body, a plurality of first filter elements, a second filter element, a third filter element, and a first filter body. The openings at both ends are respectively screwed with a first end cover and a second end cover. The second filter body is a cylinder structure with both ends open; the third filter body is a cylinder structure with one end open and one end closed. The body is arranged in the first filter body and the cover is arranged outside the second filter body; a plurality of first filter elements are arranged in parallel in the first filter body, and the second filter body is provided with a rotating shaft arranged coaxially with it, and the plurality of first filter elements pass through The rotating shaft is installed in the second filter body and can rotate with the rotation of the rotating shaft; the second filter element is arranged in the third filter body and is sleeved on the outside of the second filter body; the third filter element is arranged in the first filter body and sleeved in the third filter body outside of the filter. The present invention can completely filter out impurities in the air by performing multi-channel filtration on the air, thereby improving the filtration efficiency of the air and the cleanliness of the filtration.

The invention discloses a method and system for increasing the calorific value of garbage by virtue of waste heat of a garbage incineration plant and belongs to the field of power generation by garbage incineration. The method comprises the steps: carrying out heat exchange on a leachate by virtue of tail smoke waste heat treated by smoke purification and/or sewage water waste heat in a garbage incineration system; and then, spraying the leachate subjected to heat exchange back to a garbage pool. By carrying out heat exchange on the leachate by virtue of the tail smoke waste heat treated by smoke purification and/or the sewage water waste heat in the garbage incineration system, and then, spraying the leachate back to a garbage pile of the garbage pool, the temperature of the garbage pile in the garbage pool of a low-calorific-value garbage incineration power plant can be effectively increased, and the fermentation and leaching of the garbage pile in the garbage pool can be favorably realized, so that the calorific value of the garbage incinerated in the furnace can be increased, furthermore, the on-grid energy is increased, and finally, the stable and continuous operation of a garbage power plant is favorably realized.

The invention discloses a solid-liquid spiral separation press machine in the technical field of press machines. The solid-liquid spiral separation press machine comprises a shell, wherein a baffle plate is arranged in an inner cavity of the shell; the baffle plate is used for dividing the inner cavity of the shell into a solid-liquid separation tank and a stirring tank from top to bottom in sequence; a separation motor is arranged on the outer wall of the left side of the solid-liquid separation tank; a conveying and extruding shaft is arranged in an inner cavity of the solid-liquid separation tank; the bottom part of the right side of the solid-liquid separation tank is provided with a solid outlet; a stirring motor is arranged at the top part of a supporting block; a stirring shaft is arranged in an inner cavity of the stirring tank; the bottom part of the right side of a filter tank is provided with a water flow outlet. The solid-liquid spiral separation press machine disclosed bythe invention is simple in structure, solid-liquid separation is carried out on sewage and slurry through the solid-liquid separation tank, and liquid can be filtered into the stirring tank for carrying out stirring and precipitating and can be finally discharged after being deeply filtered in the filter tank, so that pollution emission is reduced; a scraper and a hairbrush are arranged at the outer side of a spiral pushing piece, meanwhile, filter holes in the baffle plate are also prevented from being blocked, and the working efficiency is improved.

The invention provides an oolong tea two-fermentation process, which comprises: (1) picking and sunshine withering; (2) first fermentation, wherein fermentation is performed for 6-8 h at a temperature of 16-22 DEG C under a humidity of 75-85% under a CO2 concentration of 600-650 ppm; (3) rolling; (4) charcoal baking; (5) second fermentation, wherein fermentation is firstly performed for 20-30 min at a temperature of 30 DEG C under a humidity of 95%, then is performed for 40-50 min at a temperature of 28 DEG C under a humidity of 90%, and finally is performed for 70-80 min at a temperature of 26 DEG C under a humidity of 95%; (6) first machine baking; (7) cooling; (8) second machine baking; and (9) packaging. According to the present invention, with the method of the present invention to ferment the oolong tea, the fermentation degree of the oolong tea is high, the fermentation uniformity is good, and the taste is good.

The invention discloses an acidity-adjusting nutritional agent for dry rice seedling raising bed soil and relates to the rice seedling raising technique. The acidity-adjusting nutritional agent is prepared from the following raw materials in parts by weight: 60-70 parts of fermented rice husk, 4-6 parts of 60% dilute sulfuric acid, 12-17 parts of ammonium sulfate, 12-17 parts of calcium superphosphate, 1-2 parts of potassium chloride and 0.5-0.8 part of zinc sulfate; a preparation method of the acidity-adjusting nutritional agent comprises the steps of (1) preparing materials, (2) performing acid treatment and (3) mixing. The acidity-adjusting nutritional agent is capable of either adjusting the acidity or enhancing the fertility, and also capable of improving the physicochemical properties of the bed soil; besides, the preparation method of the acidity-adjusting nutritional agent has the characteristics of wide raw material source, simple process, low cost, suitability for production in south of China; the acidity-adjusting nutritional agent is applicable to dry-raising machine transplanted seedlings and hand transplanted seedlings of early season rice, middle-season rice and late-season rice all over the country.

The invention relates to a collected rubber raw material preprocessing method. A collected rubber raw material preprocessing device is used by the collected rubber raw material preprocessing method. The collected rubber raw material preprocessing device comprises a collecting and filtering mechanism and an extrusion mechanism. The lower end of the collecting and filtering mechanism is installed onthe existing working ground in a sliding fit mode, and the extrusion mechanism is arranged at the upper end of the collecting and filtering mechanism. According to the collected rubber raw material preprocessing method, the design concept of the combination of multiple filtering structures is adopted to preprocess collected rubber raw materials, the filtering degrees of the arranged multiple filtering structures are improved in sequence, and then the whole filtering degree of the rubber raw materials is greatly improved. Meanwhile, the extrusion mechanism can fulfill the function that the airand the rubber raw materials are extruded to generate the pressure so as to conduct secondary filtering operation on the rubber raw materials, and the filtering refinement degree of the rubber raw materials can be greatly improved by the function.

The invention provides a processing method for pericarpium citri reticulatae Liupao tea, and belongs to the technical field of tea processing. The processing method includes the steps of preparation of raw Liupao tea and preparation of the pericarpium citri reticulatae Liupao tea; the preparation of the raw Liupao tea includes the steps of fresh leaf de-enzyming, initial kneading, retorting, re-kneading and drying; the preparation of the pericarpium citri reticulatae Liupao tea includes the steps of selection of pericarpium citri reticulatae, initial steaming, cold fermentation, re-steaming and aging. The processing method has the advantages of simple process, easy operation and high production practicability, and the method ensures high quality and high efficiency of processing of the pericarpium citri reticulatae Liupao tea, especially improves the quality of the color, aroma, taste, shape and leaf bottom of the pericarpium citri reticulatae Liupao tea, increases the output of tea making and improves the quality of the pericarpium citri reticulatae Liupao tea.

The invention discloses a preparation method of watermelon peel feed for breeding sheep. The method comprises the following steps: (1) slicing watermelon peel, and drying the watermelon peel slices at temperature until the water content of the sliced watermelon peel is 30-35%; (2) carrying out solid state fermentation, specifically, spraying mixed bacteria liquid into the dried and sliced watermelon peel, and carrying out fermentation for twice at the constant temperature; (3) frying, specifically, putting the fermented watermelon peel into a drum type frying machine at the temperature of 62-67 DEG C for frying, respectively adding corn flour, peanut meal, liquorice root powder, tea powder, iodine salt and the like, blending and frying; (4) drying, specifically, drying the product at the temperature of 43-47 DEG C until the water content is 13-16%; (5) preparing the feed, specifically, weighing the components such as the watermelon peel powder, the corn flour and plant straw according to the mass, evenly mixing, using a granulator to prepare the watermelon peel feed for breeding the sheep. Compared with corn concentrated feed, the watermelon peel feed for breeding the sheep can enable the sheep to reach the same weight within the same time, and reduces the feeding cost by 15.6%, thus increasing the economic benefit of sheep breeding.

The invention discloses a roxburgh rose red soup drink and a preparation method thereof. In the invention, the high-quality red soup drink with excellent color, fragrance and taste is prepared by using the leaves, buds and young fruits of roxburghrose which is a rosaceous plant with rich vitamin C, vitamin P, superoxide dismutase (SOD) and other nutrients as raw materials and by performing fermentation treatment in modes such as pilling green, pilling red, killing red and roasting.

The invention relates to the technical field of ginger beverages, and provides a preparation process for improving the taste of a functional ginger beverage, comprising the following steps: step 1, selecting raw materials: selecting fresh and tender ginger, washing to remove mud, then peeling, beating for later use, then respectively selecting fresh red tea leaves and stevia, weighing the ginger,the red tea leaves and the stevia according to a weight ratio of 5:3:2; step 2, initial treatment: placing the red tea leaves and the stevia are at a temperature of -5 DEG C, freezing for 100-120min,and spreading and drying at 22-26 DEG C until the red tea leaves and the stevia wither. The black tea leaves, stevia leaves and the ginger are adopted to prepare the beverage together, the red tea leaves are rich in various nutrient elements; after fermentation, the scent is more prominent, and after a series of treatments, fermentation with the ginger is performed, thus breaking through a conventional preparation method, and fundamentally improving the taste of the ginger beverage.

The invention discloses a sea cucumber enzyme and a preparation method thereof, wherein the preparation method of the sea cucumber enzyme comprises the following steps: firstly, respectively preparingsea cucumber autolysis slurry, donkey-hide gelatin slurry, spirulina slurry and a gordon euryale seed saccharification liquid, then mixing and adding water for fermentation to obtain a sea cucumber fermentation liquid, finally adding isomaltulose, xylitol, malto-oligosaccharide and xanthan gum, performing high-pressure homogenization and then sterilizing to obtain the sea cucumber enzyme. The seacucumber enzyme is high in nutritional values, easy to digest and absorb, natural and coordinated in taste, and also has the efficacies of enhancing immunity, moisturizing the lung and tonifying thespleen, strengthening the brain and soothing the mind, lowering the blood lipid, and having anti-cancer and anticoagulation properties.

The invention discloses an energy-saving polyethylene circulating washing device, which solves problems of the plastic washing equipment in the prior art that the wastewater cannot be repeatedly utilized, water sources are wasted and the environment is affected. The energy-saving polyethylene circulating washing device comprises a mesh type plastic washing groove and a rotary rubbing washer which is arranged in the mesh type plastic washing groove, wherein left and right sides of the mesh type plastic washing groove are respectively provided with an exchanger main groove and a wastewater output device; the wastewater output device mainly comprises a wastewater output pump; the wastewater output pump is communicated with a wastewater regenerating mechanism by a wastewater output pipe; a regenerated water secondary storage tank communicated with the wastewater regenerating mechanism by a runner is arranged on the side surface of the wastewater regenerating mechanism; the wastewater regenerating mechanism is divided into a main storage chamber and a direct water supply chamber; a hand control valve is also arranged on a conduit between the exchanger main groove and the direct water supply chamber; a water level sensor is also arranged on the side wall of the direct water supply chamber; an impurity sediment box with an inclined filter screen is also arranged on the wastewater output pipe; and a subacid silicon sand layer is also arranged at the bottom of the wastewater regenerating mechanism close to the runner.

The invention provides a brewing method for Dendrobium officinale wine, and relates to the technical field of food processing. The brewing method for the Dendrobium officinale wine comprises the following steps: (1) immersing rice; (2) steaming the rice; (3) conducting cooling; (4) mixing the cooked rice with a koji; (5) conducting saccharification and fermentation; (6) conducting post-fermentation; (7) conducting blending, clarification and filtration; and (8) conducting sterilization and filling. The Dendrobium officinale wine of the present invention is fully nutritious, and through a specific formula and combination of the secret prepation method, the efficacy and taste of foodstuffs are best exerted. The raw materials used in the Dendrobium officinale wine are all food-grade medicinalmaterials, safe and healthy, and the multiple materials are mutually scented and gathered, so that the obtained Dendrobium officinale wine has the functions of tonifying the liver and replenishing qi, conditioning the spleen and stomach, tranquilizing and tonifying blood, improving the resistance, and the like, and has outstanding health-preserving food-therapeutic effects.