21 results about "Biological activation" patented technology

An auto-occlusion safety device is provided for use in preventing rupture of infusion components during rapid infusion procedures. An occlusion valve is disclosed having a threshold pressure that is less than a rupture tolerance of the infusion system components. As the fluid pressure of the infusion system increases beyond the threshold pressure of the occlusion valve, the occlusion valve is automatically activated thereby occluding fluid flow upstream from a vulnerable infusion component. An accumulator is further disclosed for use in combination with the safety device to compensate for time delays in full activation of the occlusion valve.

The invention discloses a catalyst used for preparing acrylic acid and butyl ester by the dehydration of butyl lactate and a preparation method thereof. The catalyst is a composite catalyst, comprising a main catalyst A and auxiliary catalysts B, C, D and E, wherein, A is calcium sulphate, B is sulphuric acid, C is phosphate, D is alkaline matter and E is promoter. The preparation method comprises the steps as follows: five compositions A, B, C, D and E are sufficiently mixed, baked for 2-10 hours at the temperature of 200-800DEG C and formed for standby. The catalyst has high catalytic activation; under the catalysis of the catalyst, the molar yield reaches 75.1 percent and the molar selectivity of the acrylic acid and butyl ester reaches 71.5 percent. The preparation method has the advantages that the crystal structure of the main catalyst can be improved so as to be beneficial for carrying out the reaction; and the introduction of different auxiliary catalysts and quantities is helpful to improve the conversion ratio of the raw material and the product selectivity and is beneficial for improving the strength of the catalyst.

The invention provides a cultivation method for promoting growth of tricholoma matsutake by using a biological activation substrate and application of the cultivation method. The invention provides a tricholoma matsutake cultivation process which takes bamboo shoot shells as a main material and is matched with a growth-promoting strain vv6. The method comprises the following steps: crushing and pre-wetting raw materials, carrying out aerobic high-temperature composting, cooling to a safety window, adding vv6 for pre-activation, inoculating tricholoma matsutake, covering rice husks, and controlling a fruiting environment. A ground isolating membrane structure is overlaid on a field cultivation scene, a soil-borne disease and pest ascending channel is cut off in a physical mode, and experimental results show that the red tricholoma matsutake planted through the method is higher in yield, the nutrient content of sporocarp is richer, and application and popularization are better facilitated.

The invention discloses a quaternary synergistic water-soluble fertilizer synergist as well as a preparation method and application thereof, and realizes deep coupling of chemical growth promotion, biological activation and physical slow release, multi-component synergistic interaction and efficient nutrient utilization based on a four-dimensional synergistic mechanism of chitosan oligosaccharide-oligopeptide-bioactive alkali-functional microbial agent. Wherein the modified chitosan oligosaccharide enhances the chelating ability through molecular structure optimization, and forms a nano-scale composite system with the oligopeptide, so that the absorption and transfer efficiency of nutrients on leaf surfaces and root systems is remarkably improved. The functional microbial agent and chitosan oligosaccharide cooperate to activate soil enzyme activity and promote release of insoluble phosphorus and potassium, so that the utilization rate of nitrogen, phosphorus and potassium is remarkably increased compared with that of a traditional fertilizer, and nutrient loss is effectively reduced. The quaternary synergistic water-soluble fertilizer synergist provided by the invention is high in compatibility, can be directly compounded with a commercially available water-soluble fertilizer for use, is suitable for diversified planting scenes of facility agriculture, field crops and commercial crops, and has large-scale popularization potential.

The present invention belongs to the field of sewage treatment, and specifically relates to a micro-aerobic denitrification wastewater treatment process. Bacillus is introduced into a homogenizing tank, and a biological activation complex is added; the wastewater enters the homogenizing tank and is evenly mixed with the return sludge and the mixed liquid, and then enters a high-efficiency denitrification reactor; the dissolved oxygen in the micro-aerobic biochemical tank is gradually reduced from the water inlet to the water outlet, and the effluent of the high-efficiency denitrification reactor enters the micro-aerobic biochemical tank for further reaction; the nitrification liquid is refluxed to the high-efficiency denitrification reactor and the micro-aerobic biochemical tank, and the sludge after precipitation in the sedimentation tank is discharged to the sludge tank, and refluxed to the high-efficiency denitrification reactor and the micro-aerobic biochemical tank, and the wastewater that meets the standards is discharged. The process of the present invention can realize synchronous short-range nitrification and denitrification in the system, solves the problem of biological phase interference caused by the reflux of the nitrification liquid of the traditional activated sludge method, and at the same time greatly reduces the amount of additional carbon source required for denitrification compared with the traditional process.

The invention relates to the technical field of agricultural biology, and discloses a plant growth biological activation pathway based on low temperature stress regulation and application thereof, the plant growth biological activation pathway comprises a cold response transcription factor CTF-1, a low temperature inducible promoter LTPv2 and a downstream target gene DGK3; wherein the CTF-1 comprises an amino acid sequence as shown in SEQ ID NO: 1, the LTPv2 comprises a nucleotide sequence as shown in SEQ ID NO: 2, and the DGK3 comprises a nucleotide sequence as shown in SEQ ID NO: 3; the CTF-1 is specifically combined with a regulation and control core sequence CGACGT of LTPv2 so as to activate the expression of DGK3. A cold response transcription factor CTF-1 is specifically combined with a CGACGT regulation and control core sequence of a low-temperature inducible promoter LTPv2, expression of a downstream target gene DGK3 is directly activated, cell membrane phospholipid metabolism is regulated and controlled through DGK3-coded diacylglycerol kinase, and the effect of improving the plant survival rate is achieved.

The invention relates to a sugar-controlling and weight-losing functional food cooperatively conditioned by endogenous enzymes of processing raw materials and a preparation method thereof, and belongs to the technical field of food. The raw materials comprise 6-10 parts of white kidney beans, 4-8 parts of lucid ganoderma, 20-40 parts of black-skin and green-kernel black beans, 3-6 parts of mung beans and 40-60 parts of wheat flour / rice flour. A dual biological activation process is adopted: white kidney beans are subjected to low-temperature enzymolysis by yeast powder and probiotic soybean enzymes (1%, 25-35 DEG C) for 2-4 hours to release an alpha-amylase inhibitor, and ganoderma lucidum is subjected to weak-base hydrolysis by sodium bicarbonate (1-3%) for 2-4 hours to activate a triterpenoid glycosidase inhibitor; and performing compound fermentation on the zymolyte and the alkaline hydrolysis product for 2-4 hours, and then adding a cereal base material to activate the endogenous enzyme activity. High fiber combination (more than 15%) is used for prolonging satiety and reducing fat absorption, resistant starch (heat is only 50% of saccharides) is used for inhibiting lipid synthesis, and quadruple synergy (enzyme inhibition is more than 90% / resistant starch / low GI / high fiber) is combined, so that dual effects of postprandial blood sugar reduction and weight control are realized.

The invention relates to the technical field of plant cultivation, in particular to a eucommia ulmoides tissue culture seedling rooting induction and large-scale rapid propagation cultivation method which comprises the following raw materials: a modified basic culture medium, modified naphthylacetic acid, modified sucrose, inositol, activated carbon and agar. According to the invention, the modified basic culture medium converts a traditional nutrient medium into an active substrate with biological stimulation and signal initiation functions; the modified naphthylacetic acid realizes stable slow release and biological activation of the auxin, and provides a lasting and mild induction signal; the modified sucrose has a multifunctional carbon source for stress resistance protection, mineral supply and physical support; under the synergism of the three, a continuous action period of starting, inducing and protecting is formed, the structure and the air permeability of a rhizosphere microenvironment are jointly optimized in space, endogenous / exogenous signals are integrated in a physiological level, a key enzyme system is activated, and the cell stress resistance is enhanced, so that the rooting rate, the root system quality and the transplanting survival rate of eucommia ulmoides tissue culture seedlings are synergistically and remarkably improved.

The invention relates to the technical field of biological agriculture, and discloses a silicon ecological enzyme agricultural preparation with dual functions of biological activation and physical protection and a preparation method of the silicon ecological enzyme agricultural preparation. The invention relates to a preparation method of a silicon ecological enzyme agricultural preparation with biological activation and physical protection dual functions, which comprises the following steps: 1) adding a fermentation supplement into organic wastes to obtain a fermentation raw material, then adding a compound microbial agent into the fermentation raw material, and carrying out sectional fermentation to obtain a fermentation liquid; (2) adding a compound enzyme preparation into the fermentation liquor obtained in the step (1), and performing enzymolysis to obtain enzymatic hydrolysate; 3, a silicon source is supplemented into the enzymatic hydrolysate obtained in the step 2, and the silicon ecological enzyme agricultural preparation with the biological activation and physical protection double functions is obtained.The silicon ecological enzyme agricultural preparation with the biological activation and physical protection double functions has the good soil environment improving effect and the good crop performance improving effect.

The present invention belongs to the field of solid resource utilization and relates to a method for biological activation of red mud to remove alkali and recover sodium, comprising the following steps: (1) obtaining a biochemical circulating solution and biologically activated red mud; (2) obtaining a sodium solution and red mud leaching residue; (3) obtaining a sodium washing solution and sodium-free red mud residue; (4) obtaining a sodium salt solution and red mud residue without newly added acid radicals; (5) obtaining solid sodium salt. The present invention first pre-treats red mud by biological activation. The biological activation improves the leaching rate of Na under the simultaneous action of biology and chemistry, reduces the consumption of acid, and the biological fermentation liquid has no secondary pollution. On the basis of recovering sodium, the newly added acid radicals in the red mud residue can be removed simultaneously, and the obtained sodium-free red mud residue can be subjected to subsequent resource utilization.

The application belongs to the technical field of ecological restoration, and discloses a kind of saline-alkali soil dry field improver and application method, the improver includes the following mass fraction of raw materials: calcium-based material 30~45 parts, modified biochar-polyacrylamide-based glue complex 20~30 parts, salt-tolerant microbial bacteria 4~8 parts, slow-release synergist 6~10 parts, organic acid complexing agent 8~15 parts, humic acid substance 10~20 parts and trace element nutrient salt 3~6 parts;The calcium-based material is one or more of desulfurization gypsum, phosphogypsum and anhydrous calcium sulfate after pre-activation treatment.The improver of the application is through three mechanisms of chemical replacement, structure stability and biological activation, and at the same time, it is matched with a layered application method highly adapted to the water and salt migration law of dry field, and it shows strong and durable comprehensive improvement effect on dry fields with different degrees of salinity, and it greatly improves crop yield, and has significant practical value and wide applicability.

The invention relates to the technical field of water treatment, in particular to an immobilized carrier material used for water treatment and used for immobilizing microorganisms and a preparation method of the immobilized carrier material, and the main technical scheme is as follows: the immobilized carrier material comprises a porous Co-Cr-Mo alloy skeleton and a biological activating coating; wherein the porosity of the porous Co-Cr-Mo alloy framework is 60%-80%, the average pore size is 100-500 microns, and the surface of the porous Co-Cr-Mo alloy framework is of a micron-sized dendritic crystal structure; the biological activation coating is a Ca / P-containing oxide layer generated on the surface of the alloy through plasma electrolytic oxidation, the thickness of the coating is 18-50 microns, and a polydopamine-chitosan compound is grafted on the surface of the coating. Through the collaborative design of the porous Co-Cr-Mo alloy skeleton and the functional bioactive coating, and in combination with plasma electrolytic oxidation and polydopamine-chitosan composite grafting technologies, efficient immobilization and activity maintenance of microorganisms are realized, and meanwhile, the carrier is endowed with conductivity and catalytic degradation capability, so that the water treatment performance is remarkably improved.

The invention provides a production process of a high-density fiberboard for heels. The production process comprises the following steps: S1, chipping; s2, screening is carried out; s3, biological activation; s4, separating fibers; s5, drying; s6, winnowing is conducted; s7, sizing is conducted; s8, adding; s9, paving is conducted; s10, prepressing is carried out; s11, hot pressing; s12, carrying out post-treatment; s13, cooling the plate; s14, finishing is conducted; s15, carrying out health maintenance; s16, cutting is carried out; and S17, grading and packaging. According to the production process of the high-density fiberboard for the heel, a biological activation path is created, active sites are created for subsequent formaldehyde-free self-adhesion, the reaction activity of raw materials is changed fundamentally, pure physical thermal softening is replaced, energy is saved, the fiber binding potential is improved, and the performance of the high-density fiberboard is guaranteed.

The application discloses a kind of oil-containing sludge detection method, equipment and medium, it is related to biochemical detection technical field, including, phosphate buffer solution is added to sample processing container and starts mechanical stirring equipment to carry out uniform stirring to oil-containing sludge sample, form uniform slurry liquid;Uniform slurry liquid is treated by ultrasonic wave processing reactor and is treated by ultrasonic wave irradiation, and form broken emulsion liquid mixture;Broken emulsion liquid mixture is injected into group response bacteria reaction pool, and form activated mixture;Activated mixture is detected dynamically, and impedance signal is output, and ultraviolet light is used to carry out light excitation, and optical verification signal is acquired;Impedance signal and optical verification signal are input into fusion algorithm and are cross-validated and weighted calculation, and the output of biological available oil concentration value.The application realizes the accurate quantification of oil-containing sludge biological available oil concentration by the synergism of group response bacteria biological activation and impedance-optical dual-signal fusion dual-mechanism.

The invention relates to the technical field of fertilizer groove backfilling, and provides a spraying device based on a biological excitation technology and a fertilizer groove backfilling construction method.The device comprises a liquid storage tank, a spraying device, a spraying device and a spraying device, the signal control module is supported below the liquid storage tank; the water pumping mechanism is supported below the liquid storage tank and is electrically connected with the signal control module, and the biological excitation liquid or the cementing liquid in the liquid storage tank is sprayed out of the surface of the backfilled soil of the fertilizer groove from the two sides and the front of the advancing route according to the control of the signal control module; the crawler belt structure is supported below the signal control module and the water pumping mechanism and is used for driving the whole device to move on the backfill soil of the fertilizer groove; a camera is arranged on the side, close to the water pumping mechanism, of the crawler belt structure and used for observing the backfill soil state after the biological excitation liquid or the cementing liquid is sprayed. The fertilizer trough is easy to operate and low in cost, and the defects that the working space of the fertilizer trough is narrow, and manual operation is difficult are well overcome.

The invention discloses a rice seed germination accelerating cultivation method, and aims at solving the problems that traditional germination accelerating depends on chemical agents, the germination effect is poor, and many diseases exist. The technical scheme comprises the following steps: a) precisely screening rice seeds; b) performing surface disinfection and hydrophilic modification on the seeds by adopting low-temperature plasma; c) immersing in a composite bioactive liquid containing plant growth promoting bacteria (PGPR), natural signal molecules and nutrient elements for initiation treatment; and d) placing the seeds in intelligent equipment, and dynamically and cooperatively regulating and controlling the temperature, the light quality, the humidity and other environments to complete germination acceleration. Through the synergistic effect of physical treatment and biological activation, the germination rate and uniformity of the seeds and the disease resistance of bud seedlings can be remarkably improved, chemical agents are completely replaced, the method has the advantages of being safe, environmentally friendly and short in cultivation period, and reliable technical support is provided for large-scale and standardized efficient seedling raising.

According to the instant porridge product based on biological activation and enzymolysis modification and the preparation method, through a composite treatment process integrating biological activation and a controllable enzymolysis technology, negative sensory characteristics are thoroughly subverted while full nutritional ingredients are reserved, a reliable way is provided for development of waxy highland barley-based functional food with a high additional value, and the instant porridge product is suitable for large-scale popularization and application. The method comprises the following three steps: biological activation and pretreatment of raw materials, at least comprising an optimized germination method of glutinous highland barley, hydration and purification of cubilose, and extraction and preparation of a tremella polysaccharide solution; carrying out targeted enzymolysis saccharification and boiling, and carrying out multi-stage glucoamylase enzymolysis reaction by utilizing endogenous enzymes contained in the germinated highland barley prepared by an optimized germination method; and finally, assembling and stabilizing the porridge, namely blending the highland barley matrix subjected to enzymolysis and saccharification with the treated cubilose and tremella polysaccharide solution, and finally cooking, homogenizing, filling and sterilizing to obtain the final porridge.

The invention discloses a saline-alkali soil crop yield increasing and soil improving method based on root zone oxygenation and microorganism regulation and control, and belongs to the technical field of agricultural soil improvement. According to the method, oxygen-enriched irrigation water with the dissolved oxygen concentration of 10-15 mg / L is continuously conveyed to a crop root zone through a drip irrigation system. According to the method, the oxygen content and the oxidation-reduction potential of the soil in the root zone are directly increased, the hypoxia stress of the root system is relieved, and the reproduction and activity of beneficial aerobic microorganisms such as actinomycetes can be directionally regulated and promoted. Through the synergistic effect of physical oxygenation-biological activation, the physical structure of soil is effectively improved, the activity of key enzymes such as soil catalase and sucrase is remarkably enhanced, and conversion and supply of nitrogen and phosphorus nutrients are optimized.

The invention discloses a phosphorus activation synergistic wheat special fertilizer and a preparation method thereof, and belongs to the field of fertilizers, the phosphorus activation synergistic wheat special fertilizer comprises the following components in parts by weight: 10-20 parts of bean straw, 0.01-0.1 part of B group metal oxide, 25-60 parts of Aspergillus fungi, 30-50 parts of cyst arbuscular mycorrhizal fungi, 8-12 parts of humic acid, 3-9 parts of water, 10-15 parts of urea, and 40-60 parts of calcium phosphate. The method has the beneficial effects that the biological activation technology is utilized, aspergillus fungi and the like secrete organic acid or enzyme to dissolve soil fixed-state phosphorus, the phosphorus absorption range of a root system is expanded by adding the physopodium mosseae and a hypha network, the phosphorus absorption efficiency is improved by 40% or above, the phosphorus dissolving capacity of microorganisms is enhanced, phosphorus fixation is reduced, and the effectiveness of a phosphate fertilizer is improved; through the reaction of the special activator and the low-grade phosphorite, the contradiction of low utilization rate, high environmental risk and precise crop demand of the traditional phosphate fertilizer is solved, and through the multi-dimensional innovation of biology, chemistry and process, the technology realizes the synergistic improvement of efficient phosphorus utilization, chemical fertilizer application reduction and soil health.

The invention discloses an oily sludge detection method, equipment and a medium, and relates to the technical field of biochemical detection.The oily sludge detection method comprises the steps that a phosphate buffer solution is added into a sample treatment container, mechanical stirring equipment is started to stir an oily sludge sample at a constant speed, and uniform slurrying liquid is formed; performing ultrasonic irradiation treatment on the uniform slurrying liquid through an ultrasonic treatment reactor to form a demulsified liquid mixture; injecting the demulsified liquid mixture into a quorum sensing bacteria reaction tank to form an activated mixture; performing dynamic sensing detection on the activated mixture, outputting an impedance signal, and performing illumination excitation by adopting ultraviolet light to obtain an optical verification signal; and inputting the impedance signal and the optical verification signal into a fusion algorithm for cross validation and weighted calculation, and outputting a biological available oil concentration value. Through quorum sensing bacterium biological activation and impedance-optical dual-signal fusion dual-mechanism cooperation, accurate quantification of the concentration of the bio-available oil in the oily sludge is realized.

The invention discloses a synthetic organic nutrient solution based on animal keratin cleavage small peptide, and particularly relates to the technical field of agricultural biologication.The synthetic organic nutrient solution is specifically prepared from a 200-1500 Da small peptide component obtained by directional cleavage from animal keratin through a composite enzymolysis stepped temperature control technology; the plant essential nutrient elements are synergistically stable with the organic acid chelating agent; the triple biological activation system is composed of alginate oligosaccharide, auxin and defense signal molecules; and a space stable structure is formed by xanthan gum-sodium alginate composite colloid. Keratinase and cysteine protease are used for cooperatively breaking a disulfide bond network, and active peptide fragments are enriched through ultrafiltration and grading; component precipitation failure is prevented through organic acid chelation and a colloid three-dimensional network; and integrating biological signal molecules to synchronously activate crop growth and stress resistance pathways. According to the invention, high-valued conversion of waste keratin resources is realized, and the total-effect organic nutrient solution with nutrition delivery, physiological regulation and system resistance induction functions is formed.