12results about How to "Improve yield and quality" patented technology

The invention relates to the technical field of soilless culture, in particular to an intelligent cultivation tank system and a plant cultivation method. The system comprises a sensor configured to collect environmental data of a cultivation tank; the artificial intelligence module is configured to identify and analyze the environment data, obtain different types of sub-environment data, and generate a first nutrient solution adjusting instruction based on the different types of sub-environment data; the digital twinning module is configured to perform matrix conversion on the sub-environment data and map the sub-environment data to a digital twinning scene; the digital twinning module is configured to analyze spatio-temporal data of the plant in real time in a digital twinning scene and trigger a second nutrient solution adjusting instruction when the growth stage of the plant changes; the nutrient solution circulating device is configured to adjust the concentration of the nutrient solution in the cultivation tank based on the first nutrient solution adjusting instruction and / or the second nutrient solution adjusting instruction. According to the system, the intelligence of the soilless culture system is improved, and precise control over the plant growth environment is achieved.

The invention provides a method for realizing ultrahigh material layer sintering, which is applied to the field of sintering pellets in the metallurgical industry. The method comprises the following specific steps: preparing a sintering mixture consisting of an iron-containing raw material, coke powder / coal powder, high-calcium high-activity quick lime and the like, and spraying hot water in a primary mixer to uniformly digest the lime; conveying the mixture to a secondary mixer for reinforced granulation; blowing high-temperature steam to the mixing bin of the sintering machine to increase the temperature of the material; sintering ore is laid at the bottom of the sintering machine trolley as a grate-layer material; paving the mixture onto a sintering trolley to form an ultrahigh material layer; and finally, igniting and combusting to obtain the required sintered ore. The problems that the air permeability of a material layer becomes poor, the quality of sintered minerals is reduced and the like are solved, the mass fraction, the yield and the utilization coefficient of calcium ferrite are remarkably improved, meanwhile, solid fuel consumption is reduced, and efficient and low-consumption sintering production is achieved. The method is suitable for various sintering machines, and is particularly suitable for technical transformation and upgrading of old sintering machines.

The invention belongs to the field of photovoltaic power generation control, and provides an agricultural photovoltaic power generation device control system and method based on sun tracking adjustment, and the technical scheme is that the agricultural photovoltaic power generation device control system comprises a solar photovoltaic power generation module, a sun and crop monitoring module and a meteorological station. The camera is controlled to rotate to monitor the growth condition of crops in real time, and meanwhile, sun tracking adjustment is carried out according to the second sun azimuth angle and the relation between the second sun elevation angle and the pitch angle and azimuth angle of the photovoltaic panel, so that the phenomenon of alternate light and shade of the crops in the agricultural light complementation scene is solved, and the crop quality is improved. The problem that crops grow unevenly is solved, and the quality of the crops is improved.

The invention discloses a granular bio-fertilizer and a preparation method thereof, and the granular bio-fertilizer comprises the following components in percentage by weight: 94-97% of a base fertilizer, 2-5% of a synergist and 1-2% of an auxiliary agent. The granular bio-fertilizer is a fertilizer prepared by compatibility of one of an inorganic fertilizer, an organic fertilizer and an organic and inorganic fertilizer with a bio-fertilizer synergist. The granular bio-fertilizer disclosed by the invention can adopt an inorganic fertilizer, an organic fertilizer or an organic and inorganic fertilizer as a base fertilizer, can be suitable for almost all granular fertilizers (except for fertilizers with a killing function on microorganisms or an antagonistic effect on components in a bio-fertilizer synergist) in the current market, and is simple in production process, relatively low in cost and suitable for industrial production. Moreover, the added value of the product can be effectively improved, and the production process belongs to a novel fertilizer production process and has a huge market popularization value.

The application discloses a planting method for improving tobacco quality, and the fertilization mode of the planting method is set as T3, or T4, or T5. The fertilization treatment is beneficial to tobacco plant growth, tobacco carbon and nitrogen metabolism, tobacco leaf quality, and improves tobacco leaf yield.

Aiming at the lack of comprehensive evaluation on the whole pellet production process in the prior art, the invention mainly aims to provide the grate-rotary kiln oxidized pellet production process evaluation method. The method comprises the following steps: 1) respectively carrying out uniformity calculation of evaluation characteristic parameters on a plurality of samples in each pellet production process; 2) performing weight assignment on the influence intensity of the pellet production single process according to each evaluation characteristic parameter, and evaluating the uniformity of the pellet production single process by adopting a uniformity index; and 3) carrying out weight assignment on the influence strength of each evaluation characteristic parameter on the whole pellet production process, and evaluating the raw material characteristics and the pellet quality uniformity of the whole grate-rotary kiln oxidized pellet production process by adopting a uniformity index. According to the method, systematic, scientific and comprehensive evaluation on the uniformity of the whole pellet production process can be realized, quality improvement and consumption reduction of the pellet production process are promoted, and the method has important significance on evaluation of the pellet production process flow.

This invention relates to the field of integrated water and fertilizer irrigation and rhizosphere microbial regulation technology in agriculture, and discloses a device for regulating rhizosphere soil microorganisms in asparagus based on integrated water and fertilizer management. The device includes a substrate feeding hopper, a first auxiliary agent supply mechanism, a second auxiliary agent supply mechanism, and a turnover mixing chamber. The substrate feeding hopper is connected to a discharge transition cylinder at its bottom, which then communicates with the turnover mixing chamber. The first auxiliary agent supply mechanism outputs multiple guide pipes and connects to an underground drip irrigation network. A double-layered composite spiral propulsion blade is installed in the turnover mixing chamber to achieve solid-liquid kneading and mixing. The second auxiliary agent supply mechanism connects to the mixed liquid outlet component through a liquid phase pipeline to complete secondary confluence. This invention avoids elemental antagonism through multi-channel independent delivery, constructs a microbial carrier through deep solid-liquid mixing, and improves rhizosphere moisture uniformity through a spiral drip irrigation structure, significantly enhancing fertilizer utilization efficiency and the activity of the asparagus rhizosphere microecological environment, achieving a synergistic effect of water and fertilizer conservation with increased yield and quality.

The utility model discloses an electrochemical water treatment device utilizing floating bed plant ecology assistance, which comprises a floating bed plant treatment area and an electrochemical treatment area, the lower part of the floating bed plant treatment area comprises a floating bed plant treatment pond, and the upper part of the floating bed plant treatment area is provided with a floating bed plant substrate layer; the upper portion of the floating bed plant substrate layer is formed by alternating solar power generation panel areas and aquatic plant planting areas, aquatic plants are planted in the aquatic plant planting areas, a second water outlet pipe is arranged on the pool wall of one side of the floating bed plant treatment pool, and the electrochemical treatment area is composed of an electrochemical treatment pool, an anode area and a cathode area. A filter membrane is arranged between the anode region and the cathode region, and a lower end fixing plate and an upper end fixing plate are arranged on the filter membrane. Compared with the prior art, the utility model has the advantage that the utility model can be used.

The utility model relates to a material level leveling device for a sintering machine trolley, and belongs to the technical field of sintering machine table equipment in the metallurgical industry. According to the technical scheme, the device comprises a manual pulley (1), a steel wire rope (2), arc-shaped plates (4), a counter weight (5), rotating shafts (6), fixing nuts (7) and lead screws (8), the three arc-shaped plates (4) are connected together side by side through the lead screws (8) and the fixing nuts (7) at the two ends of the lead screws, the overall width of the device is matched with the width of a trolley, and one ends of the three arc-shaped plates (4) are rotationally connected to a sintering machine trolley frame through the rotating shafts (6). The other ends of the three arc-shaped plates (4) are respectively provided with a counter weight (5), and each arc-shaped plate (4) is connected with a steel wire rope (2) and a manual pulley (1). The utility model has the beneficial effects that the material level can be ensured to be flat, and air leakage caused by the fringe effect can be reduced by properly increasing and decreasing the arc-shaped plates on the two sides and the counter weight, so that the material flattening requirement in sintering production is met, and the yield and the quality of sintered ore are improved.

The utility model discloses a powder concentrator motor base adjusting structure which comprises a steel plate, a fixing plate and a bolt. The bottom of the steel plate is arranged on a bottom plate of the upper shell; the motor base can adjust height relative to the steel plate; a fixing plate is horizontally installed on the motor base, and bolts are installed on the two sides of the fixing plate. After the height of the motor base is adjusted relative to the steel plate, the steel plate is welded on the motor base around the motor base, the bolt is adjusted, and the bottom of the bolt abuts against the upper shell bottom plate; when the motor base is fixed, the height positions of the motor, the speed reducer and the cage are adjusted, so that the height difference between the lower end face of the shell sealing ring and the upper end face of the cage is adjusted. The device is simple in structure and convenient to adjust.

The utility model provides a distributed sintering system, which relates to the technical field of iron and steel smelting, and comprises a sintering machine and a master control center, the sintering machine is divided into a plurality of areas along the trolley advancing direction of the sintering machine, and a plurality of air boxes, flue gas pipelines and control devices are independently arranged in each area; a traditional large-flue, high-negative-pressure and high-air-volume induced draft sintering technology is improved, in the production process, the needed air volume and air pressure are different, and the traditional large-flue technology is difficult to adjust accurately, and a multi-flue, low-air-volume and low-negative-pressure collecting and distributing type sintering system is adopted, so that the energy consumption is reduced, and the energy consumption is reduced. Adjustment and control can be carried out according to flue gas characteristics and production requirements of different areas in the sintering process, the production quality can be effectively improved, the production energy consumption can be greatly reduced, the unit sinter pollutant emission amount and the total sintering flue gas emission amount are reduced, and a brand new energy-saving and emission-reducing sintering production process is provided for metallurgical production.

The invention provides corn straw-agricultural film co-pyrolysis biomass charcoal as well as a preparation method and application thereof, and belongs to the technical field of agricultural waste resource utilization. The method comprises the following steps: mixing corn straw and an agricultural film according to a mass ratio of 10: (0.1-0.5), crushing, and co-pyrolyzing to obtain the corn straw-agricultural film co-pyrolyzed biomass charcoal. According to the invention, agricultural film plastic residues and corn crop straw wastes in agricultural production are co-processed in a co-pyrolysis manner to obtain the corn straw-agricultural film co-pyrolysis biomass charcoal, and the corn straw-agricultural film co-pyrolysis biomass charcoal can improve the physicochemical properties, fertility condition and microbial environment of soil and improve the yield and quality of crops; effective heavy metals in soil are reduced, enrichment of heavy metals in soil by crops is inhibited, and absorption of heavy metals in polluted soil by crops is reduced. The corn straw-agricultural film co-pyrolysis biomass charcoal can be used as a soil conditioner and a soil heavy metal passivator to improve the health of a soil-crop system.