21 results about "Thermopotash" patented technology

The invention relates to the field of agricultural fertilizer and soil improvement, in particular to a biochar-based slow release fertilizer for improving acidified soil and a preparation method thereof.The biochar-based slow release fertilizer is prepared from, by mass, 60 parts of a biochar system, 5-12 parts of nitrogen fertilizer, 10-18 parts of phosphate fertilizer, 5-12 parts of potash fertilizer, 5-10 parts of an acid soil modifier and 2-5 parts of a slow release film; graded release of nutrients is achieved through a multi-aperture biochar system, the release rhythm is dynamically adjusted according to soil acidity in combination with a three-layer pH response type slow-release film, the problems that existing fertilizer nutrient release is not matched with crop requirements, and the persistence of acidified soil improvement is poor are solved, the pH and buffer capacity of acidified soil can be improved, the nutrient utilization rate is increased, and the soil quality is improved. And most of the raw materials are agricultural and forestry wastes and industrial byproducts, so that the soil conditioner meets agricultural requirements, is suitable for acidified soil, and has a wide application prospect.

The invention relates to the technical field of agricultural technologies, and discloses a perlite water and fertilizer retention slow release fertilizer which is prepared from the following components in parts by weight: 10-30 parts of a chemical fertilizer, 5-20 parts of a phosphate fertilizer, 5-20 parts of a potash fertilizer, 20-50 parts of water and 10-40 parts of perlite, according to the preparation method, the porous perlite is used as a fertilizer carrier, the core problem of low fertilizer utilization rate is effectively solved, leaching and runoff loss of soluble nutrients such as nitrogen and potassium in the early stage of crop growth are remarkably reduced, it is ensured that the fertilizer can be fully absorbed in the critical period of fertilizer demand of nursery stocks, the fertilizer utilization rate is greatly increased, and the yield of the nursery stocks is increased. The agricultural production cost is reduced, and the environmental pressure such as water eutrophication caused by nutrient loss is relieved from the source.

The application discloses a kind of full solid waste mine repair soil and preparation method thereof, it is related to soil repair technical field, the full solid waste mine repair soil includes the following weight content of raw material composition: titanium gypsum 50~80%, converter steel slag 15~30%, titanium extraction tailings 5~15%, sintering machine head ash 0~5%.In the application, titanium gypsum contains fine-grained calcium sulfate dihydrate, iron hydroxide, etc., has good water retention effect;Converter steel slag contains P, can provide phosphorus fertilizer effect for soil, and the alkalinity of steel slag can adjust the acidity and alkalinity of soil;Secondly, steel slag and titanium extraction tailings jointly act, play the role of solidifying soil and preventing water and soil loss;The pozzolanic activity of titanium extraction tailings is good, and forms strength matrix with steel slag, can solidify soil;Sintering machine head ash contains K, can provide potassium fertilizer effect for soil.

The invention relates to the technical field of data processing, and discloses a compost maturity detection method, which comprises the following steps: firstly, collecting a PH value x1 on a compost pile through a PH sensor, collecting conductivity data x2 on the compost pile through a conductivity sensor, and collecting temperature data x3 on the compost pile through a temperature sensor; acquiring dissolved oxygen data x4 on the compost heap through a dissolved oxygen sensor, and acquiring ammonia nitrogen data x5 on the compost heap through an ammonia nitrogen sensor; sampling and measuring organic matters y1, nitrogen y2, phosphorus y3 and potash fertilizer y4 of the compost heap to obtain measured quantities; and carrying out range normalization on the sensor data x1, x2, x3, x4 and x5 and the biological indexes y1, y2 and y3. Whether the compost is mature or not is comprehensively judged according to recent historical monitoring data of the compost, and the inaccuracy of judging whether the compost maturity reaches the standard or not through single-index detection is far higher than that of judging whether the compost maturity reaches the standard or not.

This utility model relates to an online automatic sampling concentration identification system for potash fertilizer. Each first inlet pipe is equipped with a sampling pump. The inlet of the first inlet pipe is connected to an external sampling pool, and the outlet of the first inlet pipe is connected to a main inlet. A camera is positioned to target the detection container. A main cleaning valve is installed at the outlet of the main cleaning pipe. The inlets of two or more cleaning branch pipes are connected to the main cleaning pipe, and the outlet of each cleaning branch pipe is connected to the cleaning port of one of the first inlet pipes. This technical solution uses two or more first inlet pipes and corresponding sampling pumps, allowing potash fertilizer samples from different sampling pools to sequentially enter the detection container for photographing and detection. The automated control is more intelligent, reducing manual intervention and improving sampling efficiency. Furthermore, a cleaning module is included to clean the inlet pipes and sampling pumps, preventing blockage caused by potash fertilizer crystallization after long-term use.

The invention provides a production system and method capable of realizing sylvite mineral monomer dissociation, and relates to the technical field of potash fertilizer production, and the production system comprises a sylvite mineral pretreatment system, a decomposition crystallization system and a sylvite dissociation system. Equipment of the sylvite mineral pretreatment system comprises a primary crusher, a screening machine and a secondary crusher. The decomposition crystallization system comprises a decomposition crystallizer, a fine grain dissolving tank and the like. The sylvinite dissociation system comprises a vibrating screen, a fine crusher, a size mixing tank, a medicament reaction stirring tank, a machine pump and the like. Targeted step-by-step dissociation measures are adopted according to the characteristics of the sylvite minerals, the sylvite mineral handling capacity and the potassium recovery rate are improved, the operation cost is reduced, the mining service life is prolonged, equipment abrasion is reduced, the overhaul frequency and energy consumption are reduced, and the flotation environment is improved.

An agricultural or horticultural fertilizer, and method of making the fertilizer, featuring processed montmorillonite clay and other ingredients for improving plant growth and health. Liquid fertilizers for use in drip irrigation may comprise potash in an aqueous blend, as well as citric acid and humate. The method involves the preparation of a montmorillonite mineral-humate solution, which solution is mixed with other ingredients. In an early step, the montmorillonite and the humate are mixed with water and citric acid, and then blended or mixed over a period of time sufficient for the citric acid to leach the montmorillonite and humate into solution. The solution is then filtered to remove solid mineral residue. The filtered solution is then mixed with Aloe vera and potash to prepare a concentrated liquid.

The invention provides a feeding device, a control method and a centrifugal machine. The feeding device comprises a feeding pipe (1), a discharging pipe (2), a flow stabilizing unit and a control unit, the flow stabilizing unit comprises a mounting cylinder (31), a filtering part and a filtering adjusting assembly, the filtering part is arranged in the mounting cylinder (31), the feeding end of the filtering part is communicated with the feeding pipe (1), the discharging end of the filtering part is communicated with the discharging pipe (2), the filtering adjusting assembly is arranged on the filtering part, and the filtering adjusting assembly is arranged on the discharging pipe (2). The control unit can control the filtering adjusting assembly to adjust the filtering area of the filtering part according to the discharging concentration. According to the feeding device, the control method and the centrifugal machine provided by the invention, the problems of high energy consumption, poor separation effect and poor continuity and safety of potash fertilizer production caused by the fact that an existing centrifugal machine cannot adapt to slurry with relatively large concentration change can be solved.

The invention discloses an unloader control method and device and a nonvolatile storage medium. The method comprises the steps that a to-be-produced task of a target crystallizer is obtained; based on the to-be-produced task, adjusting parameters of the target crystallizer are determined, and the adjusting parameters comprise the weight of minerals needed by crystallization and the water inflow needed by crystallization; on the basis of the adjustment parameters, the adjustment time of a target unloader is determined, the target unloader is used for distributing the minerals into the target crystallizer, and the adjustment time is used for controlling the time duration of releasing the minerals by the target unloader; and controlling the target unloader based on the adjustment time. According to the invention, the technical problems of low ore feeding precision, poor stability and high production cost caused by manual control of a plow discharger in potash fertilizer production are solved.

The present disclosure concerns the preparation of a fertilizer. In various embodiments, a system and method for preparing a fertilizer may include mixing biologically organic material and elemental sulphur with at least one of a rock phosphate and a potash to form a mixture, wherein the biologically organic material comprises solubilizing microbes. The method may include solubilizing the rock phosphate and the elemental sulphur in the mixture using the solubilizing microbes; mechanically micronizing the mixture to a particle size between about 1 μm and about 250 μm; forming the micronized mixture into a bio-nutrient granule; and removing moisture from the bio-nutrient granule, wherein a surface temperature of the bio-nutrient granule does not exceed 180° F. A fertilizer and system for making the fertilizer according to this method are also disclosed.

The invention discloses a method for preparing a magnesia carbon brick by using salt lake bischofite as a raw material and the magnesia carbon brick. The method comprises the following steps: obtaining the salt lake bischofite by using a dissolution-precipitation method, and preparing high-purity magnesium oxide powder by using a direct decomposition method; grinding, drying, briquetting and calcining the high-purity magnesium oxide powder to obtain high-purity sintered magnesia; the preparation method comprises the following steps: crushing high-purity magnesite clinker into high-purity magnesite clinker particle materials with different particle sizes, mixing the high-purity magnesite clinker particle materials with graphite, asphalt, metal silicon and phenolic resin according to a certain proportion and a certain filling sequence, and pressing into a magnesia carbon brick blank; and roasting the magnesia carbon brick blank at constant temperature and at fixed time to prepare the formed magnesia carbon brick. The indexes of the prepared magnesia carbon brick completely meet the MT-14A standard requirements in magnesia carbon GB / T22589-2017. The magnesia carbon brick prepared by using the salt lake bischofite as the raw material has the excellent performances of high purity, high density, low impurity and the like, the product index is stable, the comprehensive benefit is excellent, meanwhile, the problem of'magnesium harm 'in the salt lake potash fertilizer production process is solved, and the reuse efficiency of salt lake resources is improved.

The utility model relates to a special discharging device for potash fertilizer. The special discharging device comprises a frame body, a plurality of first stainless steel pipes, a moving mechanism and a plurality of second stainless steel pipes, a partition plate is arranged in the frame body; the partition plate divides the frame body into two areas, and any area is a discharge port; a plurality of first stainless steel pipes are horizontally arranged in the discharge hole at equal intervals; the moving mechanism comprises two first hydraulic devices and a supporting seat; the two first hydraulic devices are arranged on the two sides of the exterior of the frame body. The two ends of the supporting base are connected with the ends of piston rods of the two first hydraulic devices correspondingly. Each second stainless steel pipe is arranged between every two adjacent first stainless steel pipes in a sliding mode, and the ends of the second stainless steel pipes are fixed to the supporting base. The interior of the stainless steel pipe is hollow, so that the effect of rapid heat dissipation is achieved, and the situation that the stainless steel pipe deforms and is stuck due to high temperature of potash fertilizer is avoided.

The invention relates to the technical field of potash fertilizer, in particular to a cleaning system. The cleaning system comprises a digging unit and a conveying unit, the digging unit comprises at least one digging device, the digging device comprises a continuous mining machine, a mounting platform and a rubber belt transfer conveyor, and the mounting platform is connected with the tail of the continuous mining machine so as to be driven by the continuous mining machine to synchronously move; the rubber belt transfer conveyor extends in the first direction and is mounted on the mounting platform, the rubber belt transfer conveyor is used for receiving the tail salt excavated and conveyed by the continuous mining machine and conveying the tail salt in the first direction, and the first direction is orthogonal to the tunneling direction of the continuous mining machine; the conveying unit is arranged on one side of the rubber belt transfer conveyor in the first direction, located below the rubber belt transfer conveyor and used for receiving and conveying the tail salt conveyed by the rubber belt transfer conveyor. The cleaning system provided by the embodiment of the invention can improve the cleaning efficiency of the tail salt.

The utility model provides a sampling tool for potash fertilizer salt pan mining. The sampling tool for potash fertilizer salt pan mining comprises a sampling part which is provided with a collecting channel for collecting materials and a sampling through hole communicated with the collecting channel, and the sampling through hole has a feeding state for the materials to enter and a blocking state for being blocked; a limiting part and a placing frame are arranged at the two opposite ends of the sampling part along the axis of the collecting channel respectively, the placing frame comprises a limiting component and a plurality of supporting components, each supporting component comprises a supporting rod supported on the salt pan and a supporting leg movably arranged along the axis relative to the supporting rod, and the supporting legs are connected with the limiting component; the limiting component is located on the periphery of the sampling part, and the sampling part is movably arranged relative to the limiting component under the action of external force. According to the technical scheme, the problems that in the prior art, a sampling tool for potash fertilizer salt pan mining is inconvenient to sample, and the sampling accuracy is low due to the fact that the sampling depth is difficult to control according to needs are solved.

The invention belongs to the technical field of utilization of industrial solid wastes and synthesis of slow-release fertilizers, and particularly relates to a method for preparing a molecular sieve slow-release potassium fertilizer from fly ash. The method comprises the following steps: firstly, soaking fly ash with hydrochloric acid to remove toxic heavy metals originally contained in the fly ash; and activating the fly ash by adopting a normal-pressure low-temperature sub-molten salt method, and synthesizing the silicoaluminophosphate molecular sieve SAPO-11 by taking the activated fly ash as a raw material. After an ideal molecular sieve sample is obtained, the composite molecular sieve slow-release potash fertilizer is finally prepared. The technology has the characteristics of low raw material price, simple preparation process, relatively low energy consumption and easiness in industrial production, not only realizes resource utilization of the fly ash, but also effectively improves the utilization rate of the fertilizer as a slow-release fertilizer carrier.

The invention discloses a fertilizer mixing, bagging and blanking device and method, and relates to the technical field of fertilizer production. The fertilizer mixing, bagging and blanking device comprises a stock bin, a pipe bundle distribution assembly is installed in the stock bin and comprises a plurality of pipelines which are vertically arranged, and a bagging opening is formed in the bottom of the stock bin. The problems that in the production process of the blended fertilizer, urea, diamine, potash fertilizer and other raw materials are separated in the parabolic motion and free falling body process of throwing of a conveying belt due to weight and shape differences, the proportion of fertilizer components in a stock bin is uneven, the components of finished products at bagging openings in the two sides are inconsistent, and then the use effect of the product is affected are solved.

The plasma combustion-supporting device of the combustor in the rotary kiln for potash fertilizer production comprises a plasma generator and a combustion chamber, the plasma generator is arranged in the combustion chamber, and the plasma generator is mainly composed of a cathode assembly, an anode assembly and a coil assembly. A combustion air pipeline and a fuel gas supply channel are arranged on the combustion chamber, a gas inlet of the fuel gas supply channel and a gas inlet of the combustion air pipeline are connected with a central gas ignition pipeline, and the central gas ignition pipeline is connected with an electric adjusting mixing valve. According to the plasma combustion technology, fuel is combusted and decomposed more sufficiently, energy waste and tail gas pollution caused by incomplete combustion of the fuel can be avoided due to rapid temperature rise, the plasma combustion technology is characterized in that pressurized air is ionized under the action of an electric arc, high-temperature plasma is generated after ionization, and the high-temperature plasma is fully mixed with fuel gas to be combusted more sufficiently.

The invention belongs to the technical field of utilization of industrial solid wastes and synthesis of slow-release fertilizers, and particularly relates to a molecular sieve slow-release potash fertilizer and a preparation method thereof. The method comprises the following steps: mixing fly ash and sodium carbonate, roasting to improve the activity of silicon and aluminum in the fly ash, respectively carrying out acid leaching and alkaline leaching on the fly ash to obtain an aluminum-rich liquid and a silicon-rich liquid, mixing according to a certain silicon-aluminum ratio, and crystallizing to synthesize the 13x molecular sieve. After an ideal molecular sieve sample is obtained, the composite molecular sieve slow-release potash fertilizer is finally prepared by adopting a fusion adsorption method. The technology has the characteristics of low raw material price, simple preparation process, relatively low energy consumption and easiness in industrial production, not only realizes resource utilization of the fly ash, but also effectively improves the utilization rate of the fertilizer as a slow-release fertilizer carrier.

The invention relates to the technical field of powder production, in particular to a potash fertilizer production raw material smashing device which comprises a smashing machine body, and the smashing machine body is composed of a lower shell, an upper shell, a smashing module and a driving module; a discharge hole is formed in the side wall of the lower shell; the potash fertilizer production raw material smashing device further comprises a screening unit which is arranged in the lower shell. The screening unit is used for screening the crushed raw materials in real time through a conical screen, so that raw material particles conforming to the size are directly discharged, the large-particle raw materials are guided and concentrated to a blanking port along the screen, the raw materials with different particle sizes are effectively separated, the particle uniformity of the crushed raw materials is ensured, a stable raw material basis is provided for subsequent potash fertilizer production, and the production efficiency is improved. The follow-up process fluctuation caused by uneven particles is reduced, and the particles which reach the standard in size but do not penetrate through the conical screen can be discharged through the discharging opening, so that the waste after the raw materials are crushed is avoided.

The invention relates to a structural composite material comprising: an active material and a matrix material. In embodiments, the active material comprises limestone, potash, zeolite, inorganic mined materials, bauxite residue (red mud), critical minerals waste, reclaimed demolition materials, industrial and municipal waste or E-waste; and the matrix material comprises epoxy resin, polyester resin, polyurea, a polymer or a material that exhibits interlocking or cross-linking.

The application discloses a kind of equipment energy consumption detection method, device, computer equipment and computer program product.Therein, the method comprises: obtaining the running data and energy consumption data of target equipment in target operation period;Determine target working condition intervention contrast energy consumption model based on running data;Standard production condition parameters are input into target working condition intervention contrast energy consumption model, and standard energy consumption data is obtained;Based on running data, the target operation period is divided into multiple energy consumption responsibility slices;Based on standard energy consumption data, the baseline energy consumption data corresponding to each of the multiple energy consumption responsibility slices is determined;Based on energy consumption data and baseline energy consumption data, energy consumption deviation is calculated;Based on energy consumption deviation, energy consumption detection result is obtained.The present application solves the technical problem that the current evaluation of potash fertilizer production equipment energy consumption is usually directly compared with energy consumption or unit energy consumption under actual operating conditions, lacks a systematic method for converting energy consumption to standard production conditions, resulting in inaccurate energy consumption detection results.