12results about How to "Realize deep utilization" patented technology

The invention belongs to the technical field of steel cofferdam displacement monitoring, and particularly discloses a deepwater bottom-sealing-free double-wall steel cofferdam construction displacement monitoring system which is characterized in that multi-source displacement monitoring is carried out on a lowered cofferdam section in a test monitoring time period, water level and flow speed monitoring is synchronously carried out, an environment influence monitoring source is identified by means of displacement mutability analysis, and the construction displacement of a deepwater bottom-sealing-free double-wall steel cofferdam is monitored. Therefore, the effective monitoring source is selected to perform accurate displacement monitoring in combination with the monitoring results of the water level and the flow velocity in the subsequent displacement monitoring, the process realizes the effect verification before the implementation of the displacement monitoring, the accuracy of the displacement data is ensured to the greatest extent, and meanwhile, when the displacement monitoring result is used for analysis, the accuracy of the displacement data is improved by identifying the offset monitoring point. The arrangement positions and the deviation directions of the monitoring points are combined, deviation guiding analysis of the lowered steel cofferdam section is carried out, deep utilization of displacement monitoring data is achieved in the process, targeted guidance can be provided for displacement deviation correction, and the deviation correction efficiency and the deviation correction effect can be improved easily.

The invention provides a coupling distribution type energy waste heat and waste heat comprehensive utilization system and an operation method, a flue gas hot water heat exchanger is arranged at the tail of a waste heat boiler and used for converting flue gas waste heat into high-temperature hot water, and heat source water is provided for a boiler water supplementing preheating system, a water-water heat exchanger and a large-temperature-difference absorption type lithium bromide unit. The flue gas and hot water heat exchanger is arranged at the tail of the waste heat boiler, high-temperature hot water coming out of the tail of the waste heat boiler serves as a heat source of the external water-water heat exchanger and the large-temperature-difference absorption type lithium bromide unit, deep utilization of flue gas at the tail of the waste heat boiler is achieved, and low-temperature corrosion of a heating surface at the tail of the waste heat boiler is reduced; meanwhile, heat of sampling coolers, boiler fixed-connection sewage and waste steam condensation water returned from the outside of a plant is utilized in a gradient mode, a low-temperature heat pump unit and a solar photoelectric photo-thermal plate are adopted to provide cooling, heating and power loads for users, cross-seasonal heat storage water is coupled for cross-seasonal heat storage, and the energy utilization efficiency is improved.

The invention discloses a method for multi-stage extraction of dietary fibers in bean dregs, and belongs to the technical field of biomass material extraction. The method comprises the following steps: washing bean dregs with water and carrying out enzymolysis treatment to obtain enzymolysis bean dregs; dietary fibers are extracted from the enzymolysis bean dregs through alkaline leaching, leaching liquid obtained through alkaline leaching is settled through alcohol, soluble dietary fibers are obtained, and filter residues obtained through alkaline leaching are insoluble dietary fibers; the preparation method comprises the following steps: sequentially carrying out hydrothermal treatment and DES solvent treatment on insoluble dietary fibers to obtain nano cellulose; carrying out oxidation treatment on the nanocellulose to obtain oxidized nanocellulose; according to the method, soluble dietary fibers in the bean dregs can be extracted, and insoluble dietary fibers can be fully extracted and utilized to obtain polysaccharides and micro-nano cellulose with high additional value, so that agricultural and sideline product wastes are fully utilized, the processing additional value of the agricultural and sideline product wastes is improved, and the pollution to the environment is reduced.

The invention discloses a triple-effect evaporation treatment device and method for salt-containing sewage, and belongs to the technical field of sewage chemical treatment. The invention relates to a triple-effect evaporation treatment device for salt-containing sewage. The triple-effect evaporation treatment device comprises an external heat source, and a first-effect reaction unit, a second-effect reaction unit and a triple-effect reaction unit which are connected in sequence, the first-effect reaction unit is provided with a first-effect evaporation chamber, the second-effect reaction unit is provided with a second-effect evaporation chamber, the third-effect reaction unit is provided with a third-effect evaporation chamber, and the first-effect evaporation chamber is connected with an external heat source to evaporate sewage; the first-effect reaction unit is one or two of the first-effect reaction unit, the second-effect reaction unit and the third-effect reaction unit, the heater is arranged in an evaporation chamber of the first-effect reaction unit, the heater is approximately annular, and an area enclosed by the annular heater is a first area; the annular heater and the inner wall of the evaporation chamber form a second area; and the first region is communicated with the second region. Self-circulation of sewage in the evaporation chamber is realized, the evaporation rate and the heat transfer rate are high, the energy consumption is low, the equipment manufacturing is simple, and the like.

The invention belongs to the technical field of thermal protection of high-speed aircrafts, and particularly relates to a thermal protection and heat-work conversion system of a high-speed aircraft. Comprising a thermal protection layer, a turbine generator and a spray pipe, the thermal protection layer comprises a cooling working medium storage layer and a catalytic decomposition reaction heat absorption layer which are arranged inside and outside, the cooling working medium storage layer is connected with the inlet end of the catalytic decomposition heat absorption layer, and the outlet end of the catalytic decomposition heat absorption layer is connected with the turbine generator and the spray pipe; a cooling working medium exchanges heat with the aircraft, is subjected to an endothermic decomposition reaction, then enters the catalytic decomposition heat absorption layer and is subjected to an endothermic chemical reaction in the catalytic decomposition heat absorption layer, and generated high-temperature and high-pressure gas enters the turbine generator and the spray pipe for power generation and acting respectively, so that conversion of heat and work is realized. The weight of the thermal protection layer is gradually reduced, meanwhile, gas generated through decomposition is used for other purposes, and multi-stage utilization of pneumatic waste heat and a cooling working medium is achieved.

The invention belongs to the technical field of steel cofferdam displacement monitoring, and specifically discloses a deep-water bottomless double-wall steel cofferdam construction displacement monitoring system. The system performs multi-source displacement monitoring on a lowered cofferdam section during a trial monitoring period, and simultaneously performs water level and flow rate monitoring, and uses mutation analysis of displacement to identify environmental impact monitoring sources, so that in subsequent displacement monitoring, the monitoring results of water level and flow rate are combined to select effective monitoring sources for precise displacement monitoring. This process realizes effect verification before displacement monitoring is implemented, and ensures the accuracy of displacement data to the maximum extent. At the same time, when using the displacement monitoring results for analysis, the displacement guidance analysis of the lowered steel cofferdam section is performed by identifying the displacement monitoring points, and combining the layout positions and displacement directions of these monitoring points. This process realizes the in-depth utilization of displacement monitoring data, can provide targeted guidance for displacement correction, and is conducive to improving correction efficiency and correction effect.

The present application relates to the technical field of boiler integrated heat supply, and discloses a gas-electric dual-purpose skid-mounted boiler integrated heat supply device, which comprises a heating furnace body, an oil inlet end and an oil outlet end fixedly communicated with the heating furnace body, and a water inlet and a water outlet fixedly communicated with the heating furnace body; a start motor drives a reciprocating screw rod to rotate; a sleeve ring reciprocates along the screw rod shaft; each push ring is driven to synchronously slide up and down along the outer wall of a vertical smoke pipe; the inner edge of the push ring always keeps sliding contact with the outer wall of the smoke pipe; in the process of reciprocating sliding, the push ring can continuously scrape off the scale layer adhered to the outer surface of the vertical smoke pipe, effectively inhibits the accumulation and thickening of the scale on the heat exchange surface of the smoke pipe, thereby avoiding the attenuation of the heat transfer efficiency caused by the increase of the scale layer thermal resistance, keeping the apparent heat transfer coefficient between the vertical smoke pipe and the water medium stable in long-term operation, significantly prolonging the efficient operation period of the heating furnace body under the condition of no cleaning, and reducing the excessive consumption of fuel caused by scaling.

This invention discloses a single-sample multi-omics component extraction method for multi-omics joint analysis. The method includes: adding nucleic acid extraction solution to the sample, transferring it to a DNA adsorption column, centrifuging, and collecting the filtrate; washing the DNA adsorption column; eluting DNA; adding ethanol to the filtrate, transferring it to an RNA adsorption column, centrifuging, and collecting the filtrate; washing the RNA adsorption column; eluting RNA; and extracting proteins. This method integrates centrifugation column-based DNA / RNA co-extraction technology, a zinc ion-mediated protein precipitation and capture strategy, and an efficient Fe-IMAC phosphorylated peptide enrichment process. It achieves efficient protein precipitation and in-situ washing, thoroughly removing chemical components that interfere with mass spectrometry detection. It simultaneously achieves high-quality nucleic acid extraction and deep proteomics and phosphorylated proteomics coverage in a single sample, effectively solving the bottlenecks of traditional methods such as limited sample size, complex procedures, and poor reproducibility.

The invention discloses a preparation method and application of a novel drug carrier, wherein the preparation method inoculates Lactobacillus rhamnosus in a liquid culture medium provided with a calcium source by crustacean waste for cultivation, centrifuges to obtain a precipitate and a supernatant, treats the precipitate with hydrochloric acid and centrifuges to obtain a supernatant and a precipitate, inoculates Bacillus subtilis in a culture medium containing the acid-treated precipitate and cultivates the precipitate and centrifuges to obtain a precipitate and a supernatant, treats the precipitate with NaOH, centrifuges to obtain a supernatant and a precipitate, mixes the above-mentioned supernatants and inoculates Bacillus velez, collects the precipitate after the cultivation, and washes and dries to obtain a novel drug carrier. The drug carrier has excellent drug loading capacity for positively charged drugs; has good buffering capacity for acidic environments, can slowly release antibiotics as a drug carrier in an environment with a pH value of less than or equal to 6, has excellent sustained-release properties, helps to reduce the toxic and side effects of the human body, and the preparation method is economical and environmentally friendly.

The utility model relates to a system for co-producing urea by using a device for preparing propylene through propane dehydrogenation. Comprising a propane dehydrogenation device, a byproduct hydrogen-rich gas pipeline in a propane dehydrogenation device separation system in the propane dehydrogenation device is connected with a PSA hydrogen extraction device, a hydrogen outlet of the PSA hydrogen extraction device is connected with an ammonia synthesis device, and a nitrogen inlet of the ammonia synthesis device is connected with a nitrogen outlet in an air separation device. A product outlet of the ammonia synthesis device is connected with an ammonia synthesis inlet of the urea synthesis device; the carbon dioxide unit is connected with a carbon dioxide inlet of the urea synthesis device, and the urea synthesis device is connected with the urea storage tank; the technical problems of hydrogen explosion risk and massive emission of carbon dioxide can be solved, and meanwhile, the deep utilization of hydrogen resources and carbon dioxide resources is realized, so that the characteristics of turning waste into wealth and improving enterprise profits are achieved.

The application relates to the technical field of biological fertilizers, and particularly discloses a fruit and vegetable coloring and sweetening biological fertilizer containing fish bone powder extract and a preparation method thereof. The fruit and vegetable coloring and sweetening biological fertilizer containing fish bone powder extract comprises, in terms of weight parts, 25-35 parts of organic fermentation material, 40-60 parts of inorganic fermentation material, 8-12 parts of compound microbial bacteria, 15-25 parts of fish bone powder extract, 5-10 parts of chitosan quaternary ammonium salt, 4-6 parts of a functional supplement and 1-2 parts of a nutrient supplement; the compound microbial bacteria comprises Bacillus subtilis, Paenibacillus mucilaginosus, Candida utilis and Rhodopseudomonas palustris. The fruit and vegetable coloring and sweetening biological fertilizer containing fish bone powder extract can significantly improve the formation and precipitation of fruit and vegetable color and the sweet taste of the fruit and vegetable.

The invention discloses a supercritical extraction device and method for superfine powder, and relates to the technical field of extraction. The supply assembly is used for supplying supercritical carbon dioxide and conveying the supercritical carbon dioxide into the extraction tank through a first pipe body; one end of the second pipe body is communicated with the extraction tank, and the other end of the second pipe body is sequentially connected with a first separation bin, a fourth pipe body, a second separation bin, a sixth pipe body and a collection tank in series; the extraction tank comprises: a tank body, the bottom of which is provided with a waste discharge pipe; the suction disc is arranged in the tank body and is close to the feeding end of the second pipe body; one end of the bypass pipe is connected with the suction cup, the other end of the bypass pipe is connected with the feeding end of a pump body, and the discharging end of the pump body is connected to the bottom of the tank body. And the smooth operation of the extraction process is ensured by extracting raised material particles in time.