14026 results about "Fermentation" patented technology

The present invention relates to an intelligent material distribution and material taking device and method for solid fermentation of powdery and granular fertilizers, comprising at least one production line, the production line comprising: a longitudinal conveyor belt parallel to the length direction of the fermentation tank; a transverse conveyor belt arranged above the fermentation tank along the width direction of the fermentation tank; a discharge vehicle, including a longitudinal discharge vehicle and a transverse discharge vehicle; a material distribution conveyor belt for receiving the fermentation raw materials scattered by the longitudinal discharge vehicle; a longitudinal receiving hopper; a mobile spiral material taking machine, which is longitudinally slidably arranged in the fermentation tank to collect the intermediate products in the fermentation tank; a controller, which controls the intelligent material distribution and material taking device for solid fermentation of powdery and granular fertilizers to switch between the two working states of distribution and material taking, and controls the transverse conveyor belt and the longitudinal discharge vehicle to keep synchronous longitudinal movement. The controller is used to switch the working state of the material distribution and material taking device, so as to realize intelligent and automatic material distribution and material taking, so as to meet the needs of solid fermentation of powdery and granular fertilizers.

The invention relates to the technical field of microbial fermentation control, in particular to an automatic microbial reaction fermentation control system and a control method. The method comprises the following steps: collecting real-time microbial environment parameters and identifying a data multi-axis structure, extracting master control environment interval data, eliminating redundant signals to generate standard microbial environment data, defining a fermentation degree contrast template through fermentation historical records, and constructing a microbial fermentation timeline framework. The method comprises the following steps: acquiring standard environmental data, identifying a fermentation state of the standard environmental data, constructing a simulated microbial environmental field by using the standard microbial environmental data, performing global microbial reaction simulation, determining fermentation reaction structure partitions based on the data, performing difference comparison to generate fermentation difference data, and performing compensation simulation by using the difference data. And automatic fermentation compensation control of microorganisms is realized. According to the invention, the intelligent automatic control and optimization of the microbial fermentation process are realized, the fermentation efficiency and stability are obviously improved, and the manual intervention is reduced.

The invention discloses a livestock and poultry manure fermentation monitoring method based on digital twinning, and relates to the technical field of livestock and poultry manure treatment. By constructing a high-precision digital twinborn model, fermentation field sensing data are synchronized in real time, the fermentation state is simulated, and the development trend is predicted; setting an intelligent control strategy fusing data relevance and control priority, and dynamically identifying and avoiding rule conflicts; on this basis, control actions such as pile turning, spraying and ventilation are automatically executed, feedback data are recorded, and twin model parameters are continuously optimized based on feedback results; according to the method, intelligent regulation and control and model self-adaptive updating of the fermentation process are realized, and the stability, the energy utilization efficiency and the prediction accuracy of the system are remarkably improved.

Integrated intelligent system for beverage production, including distilled spirits and various brewed or fermented products, combining traditional methods with advanced technologies. System incorporates controlled fermentation unit, advanced distillation apparatus, and accelerated aging unit using novel methods like ultrasonic waves and thermal cycling. Real-time analysis system employs multiple sensors for continuous chemical composition monitoring throughout production process. Intelligent control mechanism optimizes processes and adjusts parameters dynamically. Chemical fingerprinting system enables precise quality control and authenticity verification. Flexible interface allows for customization of beverage profiles based on desired flavor characteristics and market demands. Specialized unit creates complex non- alcoholic alternatives. System adapts to different production scales and beverage types. Represents significant advancement in beverage production technology, offering unprecedented control, consistency, efficiency, and rapid product development across various beverage categories.

The invention relates to the technical field of data processing. The fermentation process intelligent regulation and control method and system based on multi-modal perception are provided, and the method comprises the following steps: carrying out image feature extraction processing on microorganism image data to generate a morphological feature vector, and carrying out metabolic feature dimension reduction processing on metabonomics data to generate a metabolic feature matrix; performing time sequence alignment processing to generate a fusion feature matrix, and performing abnormal marking processing on the metabonomics data to generate abnormal marking data; carrying out correlation intensity calculation processing on the morphological change of the microorganisms and the concentration fluctuation of the metabolites to generate a dynamic correlation intensity curve; constructing a cross-dimensional anomaly recognition model and a multi-modal collaborative prediction model, and generating a regulation and control parameter suggested value; the parameters of the multi-modal collaborative prediction model are updated through a feedback learning mechanism, the feature fusion weight of the fusion feature matrix is optimized, the accuracy of anomaly detection and regulation decision is improved, and the risk of stability fluctuation in the fermentation process is reduced.

The invention provides a genetically engineered bacterium, a preparation method thereof and application of the genetically engineered bacterium in synthesis of sclareol. The genetically engineered bacterium comprises a CcLPPS gene derived from Cistanus crenatus, and a CcLPPS gene derived from Cistanus crenatus, the genetically engineered bacterium is selected from yarrowia lipolytica. According to the invention, the stably expressed sclareol efficient de novo synthesis strain is constructed, and no organic reagent or any path intermediate substance is added in the whole fermentation process, so that the production cost is greatly reduced, and the subsequent separation and purification steps are simplified. The engineering yarrowia lipolytica strain provided by the invention is high in production intensity and simple in fermentation process, has a relatively good application prospect, and lays a foundation for producing sclareol by a microbial fermentation method.

The invention discloses a straw feed fermentation treatment control system and method, particularly relates to the technical field of production control, and is used for solving the problem of insufficient identification and regulation of an imbalance phenomenon in a straw fermentation pile caused by non-uniform gas diffusion in the existing fermentation process. The method comprises the following steps: acquiring environmental parameters of a fermentation heap, performing three-dimensional gas concentration field reconstruction processing, identifying a layered air mass region in combination with a fuzzy clustering algorithm, measuring heap pressure distribution and deformation characteristics, analyzing a heap body structure abnormal region, and marking a risk analysis region; through a three-dimensional tensor model and a fractal analysis model, the time dependency and the gas diffusion equilibrium degree of the gas exchange and metabolism process are evaluated respectively, and finally fermentation pile structure parameters and ventilation device operation parameters are dynamically adjusted based on a closed-loop control system; through accurate region identification and a dynamic regulation and control mechanism, the uniformity of the fermentation process and the quality consistency of the straw feed are remarkably improved.

The invention discloses a scalp essence capable of controlling oil and removing dandruff and a preparation method thereof, and provides the scalp essence capable of controlling oil and removing dandruff. The formula consists of the following raw materials: water, saccharomycetes / rice fermentation product filtrate, butanediol, phenoxyethanol, caprylic acid / capric triglyceride, galactose yeast-like bacterium fermentation product filtrate, allantoin, a saccharomycetes / zinc fermentation product, nicotinamide, arginine, polysorbate-20, hydrogenated lecithin, acrylic acid (ester) / C10-30 and an alkanol acrylate cross-linked polymer. Hydrolyzed sodium hyaluronate and trace components. According to the oil-controlling and dandruff-removing scalp essence disclosed by the invention, through the synergistic interaction among the raw materials, the effects of replenishing water, preserving moisture, controlling oil and removing dandruff are increased, the effects of relieving, recovering oil-water balance, recovering skin elasticity and delaying senescence are also achieved, the effects of preventing hair loss and nourishing hair are also achieved, and meanwhile, the oil-controlling and dandruff-removing scalp essence has the advantage of being stable in storage.

The invention discloses a dough humidity and temperature dynamic regulation and control system based on multi-modal sensor fusion, and relates to the technical field of operation parameter regulation and control, and the method comprises the steps: carrying out the non-blind area monitoring of a three-dimensional temperature and humidity field in a fermentation box, and eliminating the local failure risk of a point-type sensor; capturing a space-time coupling relationship of temperature and humidity-carbon dioxide concentration-dough volume through a self-attention mechanism; constructing a differential equation set comprising at least one state variable; establishing a fermentation equipment thermodynamic model, optimizing refrigeration and heating time sequences through reinforcement learning, and designing an energy consumption optimization strategy based on digital twinning; performing cross-device cooperative control; constructing a hierarchical diagnosis tree containing fault features; performing microbial activity enhanced humidity regulation and control, and forming a protective layer on the surface of the dough based on a humidity gradient control algorithm of a water molecule diffusion coefficient. And by arranging the environment regulation and control module, the time compression module and the time sequence optimization module, the product quality, the production efficiency and the energy utilization rate are remarkably improved.

The invention discloses aureobasidium pullulans, application thereof and a method for producing medium-molecular-weight pullulan, and belongs to the technical field of microorganisms. The aureobasidium pullulans disclosed by the invention is aureobasidium pullulans SYCY-018, the strain is preserved in the general microbiological center of the China Committee for Culture Collection of Microorganisms on December 26, 2022, and the preservation number is CGMCC (China General Microbiological Culture Collection Center) NO.40467. According to the aureobasidium pullulans SYCY-018, the aureobasidium pullulans SYCY-018 and the aureobasidium pullulans The aureobasidium pullulans SYCY-018 is inoculated into a fermentation medium for fermentation to produce the pullulan, the yield of the medium-molecular-weight pullulan reaches up to 150 g / L or above, meanwhile, good hereditary stability and high temperature resistance are achieved, the yield of the pullulan can still be higher than 130 g / L even at the high temperature of 40 DEG C, and the aureobasidium pullulans SYCY-018 is suitable for industrial production.

The invention discloses a method for detecting probiotics in fermented rotten vegetable feed based on the Internet of Things, and relates to the technical field of microbiological detection, and the method comprises the following steps: obtaining complete echo signal time sequence data, and carrying out high-frequency sampling on an echo signal time sequence by a sliding time window with a fixed length, and constructing a three-dimensional optical signal transient feature vector. According to the method, the transient feature vector of the three-dimensional optical signal is constructed, and a disturbance residual error and time sensitive weight mechanism is introduced, so that the abnormal disturbance of the optical signal is accurately recognized; by combining the optical interference index and the dynamic sampling window adjustment strategy, the refractive index mutation area is automatically avoided, the sensing misjudgment and data distortion are avoided, the detection stability and accuracy of the probiotic activity state in the fermentation environment are remarkably improved, and the intelligent monitoring capability of the feed quality is enhanced.

The present invention relates to the field of fermentation apparatuses, and specifically to a fully-automatic integrated fermentation apparatus and method. The fully-automatic integrated fermentation apparatus comprises a fermentation tank for fermentation, and further comprises a reinforcement ring which runs through the top of the fermentation tank and a cylinder a which vertically passes through the reinforcement ring, wherein a bearing a is provided between the cylinder a and the reinforcement ring, and a power assembly for driving the cylinder a to rotate is provided on the fermentation tank; a stirring mechanism is provided on an outer wall of the cylinder a, the stirring mechanism being located in the fermentation tank; and a sliding member is fitted and sleeved on the stirring mechanism, a cleaning assembly for driving the sliding member to slide along the stirring mechanism is provided on the fermentation tank, and when moving up and down, the cleaning assembly sprays water to the sliding member and to the inner wall of the fermentation tank. In the present invention, automatic cleaning can completely cover all areas for fermentation, thus reducing manual labor intensity while improving cleaning effects.

The invention belongs to the field of pesticide preparations, and particularly relates to an oil suspending agent containing pleuromutilin and a preparation method of the oil suspending agent. According to the invention, by optimizing the formula, the obtained oil suspending agent can effectively prevent and treat bacterial diseases, the dosage form of the oil suspending agent is more beneficial to application to spraying method pesticide application, and the embodiment verifies that the prevention and treatment effect on the bacterial diseases can reach 90% or above under the condition that the concentration of pleuromutilin is 200PPM. In addition, according to a traditional method, an active compound is obtained through fermentation, and then the active compound is mixed with a corresponding solvent and an auxiliary agent to be processed into a dosage form, so that the cost is high, and great pollution is brought. The method provided by the invention not only meets the control requirements on bacterial diseases, but also saves the energy and power cost from the aspect of process, reduces the use of solvents, is more beneficial to environmental protection, and thus has great economic benefits, environmental benefits and ecological benefits.

The invention belongs to the technical field of food microorganisms, and relates to lactobacillus plantarum and application thereof in preparation of products for relieving insomnia. The preservation number of the lactobacillus plantarum is GDMCC No: 65061. The lactobacillus plantarum can be applied to efficient fermentation of spina date seed juice, the content of GABA, polypeptide, total phenols and total flavonoids in the spina date seed juice is increased, and the content of spinosin, 6 ''-feruloyl spinosin, jujuboside A, jujuboside B and betulinic acid is increased; the reduction of whole brain coefficient and the increase of liver coefficient caused by long-term insomnia are relieved, the bad condition caused by long-term insomnia in a hippocampus DG region in the brain of the mouse is improved, the sleep time of the mouse is prolonged, and the insomnia symptom of the mouse is relieved; the content of inhibitory neurotransmitters 5-hydroxytryptamine, melatonin and gamma-aminobutyric acid in the hypothalamus of the mouse is increased, the content of excitatory neurotransmitter glutamic acid is reduced, and the reduction of organism immunity and oxidative stress of brain tissues caused by insomnia are relieved.

The invention provides a feed fermentation parameter intelligent correction method based on the Internet of Things, and the method comprises the steps: carrying out the full-dimensional data collection from a microenvironment in a feed fermentation tank to a cross-regional macroenvironment, and generating a standardized data matrix; detecting communication time delay fluctuation characteristics based on the standardized data matrix, determining a fluctuation period and an amplitude range of a time delay abnormal point, and forming a time delay fluctuation characteristic spectrum; analyzing the influence of a raw material nutrition structure and logistics transportation time efficiency on the purity and concentration uniformity of metabolites through a regional differentiation regulation and control plan, and outputting associated feature distribution of quality control imbalance between regions; and updating an operation instruction of the feed fermentation equipment in real time according to the association feature distribution of the quality control imbalance between the regions, and obtaining equipment state operation feedback data after the operation instruction is updated.

The invention relates to the technical field of odor emission reduction, in particular to an odor emission reduction control system and method for livestock and poultry manure compositing. According to the system and the method, concentration changes of ammonia gas, hydrogen sulfide and volatile organic compounds and temperature and humidity data in a composting environment are accurately obtained through real-time performance and multi-parameter association of gas monitoring in the composting process; the method comprises the following steps of: calculating a diffusion path, a speed and a coverage area of gas in a compost body through finite element analysis, quantifying the distribution characteristics of gas concentration in space, optimizing the wind speed, the wind quantity and the layout of a ventilation system, and improving the ventilation efficiency. Pattern recognition is performed on compost environment gas emission data through the convolutional neural network, the turning frequency and the compost microenvironment are dynamically adjusted in combination with the gas concentration, a gas emission high-value area and a main guide source are accurately positioned, accurate control over compost fermentation odor emission is achieved, and the systematicness and refinement level of compost odor treatment is improved.

The invention provides recombinant escherichia coli for de novo synthesis of anisic acid. At least one of the following improvements is carried out on an escherichia coli starting strain: (1) overexpression of O-methyltransferase PSA-OMT1 from Pleuromyces sapidus, (2) overexpression of O-methyltransferase PSA-OMT1 from Pleuromyces sapidus, and (3) overexpression of O-methyltransferase PSA-OMT1 from Pleuromyces sapidus; the method comprises the following steps: carrying out overexpression on chorismate lyase UbiC derived from E.coli MG1655 or Providencia rustiana, and carrying out the overexpression on the chorismate lyase UbiC derived from E.coli MG1655 or Providencia rustiana; (2) carrying out overexpression on a 3-deoxy-D-arabic-heptanone acid 7-phosphate (DAHP) synthase feedback inhibition mutant AroGD146N derived from E.coli MG1655 on the basis of the step (1); and (3) overexpressing synthase PpsA derived from phosphoenolpyruvate (PEP) on the basis of the step (2), and knocking out a pykF gene for coding pyruvate kinase I. Therefore, in the fermentation process of the recombinant escherichia coli, the accumulation of the anisic acid in the fermentation liquor can be realized, the maximum anisic acid shake flask yield of the recombinant escherichia coli can reach 284.9 mg / L, and a foundation is laid for the subsequent construction of high-yield anisic acid engineering bacteria.

The invention relates to the technical field of control systems, and discloses a thick broad-bean sauce production control system and method, which are used for solving the problems of quality fluctuation and pollution risk caused by insufficient precision control in the existing thick broad-bean sauce fermentation process. The method comprises the following steps: acquiring temperature, humidity, pH value and microbial activity indexes in a fermentation process in real time to form a dynamic parameter data set; analyzing the deviation degree of the data set, calculating the matching degree with a standard fermentation curve, and identifying potential unstable factors; generating a preliminary adjustment instruction based on the deviation result, and performing automatic fine adjustment on the temperature and humidity to stabilize the environment; monitoring the activity change of the adjusted microorganisms, feeding back and verifying a control effect through a sensor, and calculating an activity recovery rate; optimizing fermentation model parameters, and iteratively adjusting a control algorithm according to a recovery rate to realize self-adaptive precision improvement; and outputting a final control report, and feeding back optimized parameters to the system to realize closed-loop precision control.

The invention relates to a fermentation environment detection method, device and system based on digital twinning and a medium, and belongs to the field of fermentation. The method aims at solving the problem that traditional fermentation environment detection lacks accurate simulation and real-time feedback, and a virtual model accurately mapped with an actual fermentation environment is constructed by using a digital twinborn technology. The method comprises the following steps: deploying a sensor in a fermentation heap for collecting multi-dimensional parameters such as temperature and humidity in real time; transmitting the parameters to a digital twin model through a wireless network; in the digital twinborn model, simulating and updating a fermentation dynamic state according to a given formula; presetting a parameter threshold range, and triggering early warning when the data acquired by the sensor exceeds the threshold range; and judging whether fermentation is normal or not according to a preset rule and a model prediction result, and giving corresponding processing suggestions. The detection method realizes accurate monitoring and intelligent regulation and control of the fermentation environment, improves the fermentation efficiency and the product quality, and reduces the production cost.

The invention relates to the technical field of microorganisms, in particular to application of streptococcus non-lactolyticus GX-7 and a complex microbial inoculant thereof in sugarcane leaf silage, the strain GX-7 is separated from healthy pig manure by a research group, and through detection, the strain has good cholate resistance and is suitable for surviving in intestinal tracts, and the strain GX-7 has good cholate resistance and is suitable for being used as a feed additive. The antibacterial effect on pseudomonas fluorescens, listeria monocytogenes, salmonella choleraesuis and shigella flexneri is achieved; the strain has a good fermentation capability on sugarcane leaves, and the sugarcane leaves are inoculated with a complex microbial inoculant prepared from streptococcus non-lactolyticus GX-7 and streptococcus non-lactolyticus GX-2, so that a synergistic fermentation effect can be achieved; after the silage prepared from the complex microbial inoculant is fed to female buffalo in the gestation period, it is found that the silage can effectively increase the content of milk protein, milk total solids and milk non-fat solids in colostrum of the female buffalo and relieve diarrhea of the female buffalo, and the silage is safe and good.

The invention provides a puree production line microbial pollution risk real-time monitoring and early warning method, which comprises the following steps: deploying multiple types of sensors, an industrial camera and an operation log interface, collecting environmental temperature and humidity, pH value, dissolved oxygen, image and operation behavior multi-modal data in a fermentation tank in real time, and carrying out edge calculation and standardized preprocessing to obtain the microbial pollution risk of a puree production line. Data missing, abnormity and time sequence difference are eliminated; multi-modal features and a dynamic knowledge graph constructed based on a production process and a pollution event are fused, and a deep learning model and a graph neural network are utilized to realize microbial pollution risk probability intelligent prediction; risk grading and a dynamic weighting algorithm are introduced, grading early warning signals and disposal suggestions are automatically generated, and a production control system is linked to execute response measures; according to the subsequent production state, continuous feedback is carried out, the model and the early warning threshold are adjusted in a self-adaptive mode, and the accuracy, response efficiency and production safety of pollution early warning are remarkably improved.

The invention relates to the technical field of organic fertilizers, and discloses an agricultural waste two-stage fermentation bio-organic fertilizer and a preparation method thereof.The bio-organic fertilizer comprises 70%-80% of a mixture of livestock and poultry manure and straw subjected to anaerobic fermentation and aerobic fermentation two-stage treatment, 5%-10% of auxiliary organic matter, 3%-5% of a soil improvement material, 2%-4% of a functional additive and 1%-3% of a microbial preparation. The preparation method comprises the following steps: mixing the livestock and poultry manure and the straw according to a carbon-nitrogen ratio of 30: 1, and performing pretreatment; carrying out anaerobic fermentation for 7 days, and collecting biogas; performing solid-liquid separation to obtain a solid material and biogas slurry; concentrating the biogas slurry to prepare a leaf fertilizer; adding a microbial preparation into the solid material, and carrying out aerobic fermentation for 10-15 days; after fermentation is completed, drying, functional component adding, granulating, screening and packaging are conducted, a finished product is obtained, collaborative integration of anaerobic-aerobic fermentation and full-quantitative utilization of agricultural waste are achieved, and the method has the remarkable advantages of being short in fermentation period, small in nutrient loss, high in functionality and the like.

The invention relates to the technical field of the Internet of Things, in particular to a rice wine fermentation monitoring system based on the Internet of Things, in the rice wine fermentation monitoring system, a model construction module fuses a material heat conduction and gas diffusion equation to form a physical field calculation substrate, and a metabolic environment dynamic coupling function is embedded to generate a joint calculation model; the inversion analysis module takes temperature and humidity data of the sensor as boundary constraint, microbial metabolic rate parameters are iteratively corrected through reverse parameter optimization, a global metabolic activity spatial distribution field is generated, and the limitation of traditional point-like monitoring on spatial heterogeneity perception is broken through; the deduction and prejudgment module initializes a model through the active field, outputs a double-change curve of the temperature field and the active gradient, captures a critical mutation point, and then generates a targeted control signal based on space coordinates and a prejudgment time window, so that advanced regulation and control of the key turning point are realized, and the fermentation stability and the flavor quality are maintained.

The invention relates to a preparation method of a tricholoma matsutake fermentation product with anti-wrinkle and firming effects as well as a product and application of the tricholoma matsutake fermentation product. The preparation method comprises the following steps: mixing a composite plant extract, a carbon source, inorganic salt and water, then sterilizing to obtain a sterilized culture medium, inoculating a composite probiotic agent into the medium, and carrying out fermentation culture to obtain the tricholoma matsutake fermentation product with anti-wrinkle and firming effects. Centrifuging, filtering and sterilizing the culture product to obtain a tricholoma matsutake fermentation product; the bacterial strains in the compound probiotic agent comprise a combination of streptococcus thermophilus, a lactobacillus paracasei YK-L003 bacterial strain and a saccharomyces cerevisiae YK-S001 bacterial strain. According to the invention, specific strains are subjected to compounding and combined fermentation, and the fermentation product filtrate obtained after fermentation treatment of the three strains has an excellent skin conditioning effect, can effectively improve the skin state and resist and weaken wrinkles, and has an excellent effect when being applied to moisturizing and anti-wrinkle cosmetics.

The invention discloses a production method of distiller's grain fermentation liquid fertilizer specially applied to roxburgh rose. The distiller's grain fermentation liquid fertilizer is prepared bythe step of evenly mixing 50 to 80 parts of distiller's grain fermentation extracting solution, 0.5 to 1 part of microelement, 5 to 10 parts of seaweed meal, 5 to 10 parts of natural active organism,2 to 5 parts of potassium bicarbonate, 2 to 5 parts of natural active organism and 2 to 5 parts of natural surface active agent. A preparation method of the distiller's grain fermentation extracting solution comprises the steps: evenly stirring 50 to 80 parts of distiller's grain, 50 to 150 parts of rice washing water, 1 to 2 parts of EM microflora fermentation liquid and 0.5 to 1 part of sugar, performing composting fermentation at the room temperature to obtain a distiller's grain fermentation material, stirring and extracting through a sodium carbonate water solution, filtering and performing evaporation and condensation on obtained filtrate until the density is 1.1 to 1.2 to obtain distiller's grain fermentation extracting solution. The distiller's grain fermentation liquid fertilizerdisclosed by the invention has a good use effect, meanwhile can effectively prevent pest and disease damage to the roxburgh rose and is high-efficiency environment-friendly liquid fertilizer.

The invention discloses a maltodextrin waste residue treatment device and method.The maltodextrin waste residue treatment device comprises a fermentation tank, a stirring shaft, a stirring paddle, a first driving mechanism and an air guide bin, the interior of the stirring shaft is hollow to form a first air channel, the interior of the stirring paddle is hollow to form a second air channel, the first air channel is communicated with the second air channel, and a plurality of aeration holes are formed in the stirring paddle; a connecting rod, a spring and a plurality of blocking blocks provided with air passing holes are arranged in the second air channel, the blocking blocks are connected in series through the connecting rod, the spring pulls the connecting rod to block the aeration holes through the blocking blocks, a pull rope is arranged in the first air channel, one end of the pull rope is fixedly connected with the connecting rod, the pull rope pulls the connecting rod to move horizontally, and the air guide bin is installed at the top of the stirring shaft. The air guide bin is rotationally connected with the stirring shaft, an air inlet pipe is arranged on the air guide bin, and an air inlet hole is formed in the stirring shaft. According to the method, the maltodextrin waste residues are subjected to pulse feed fermentation, the ineffective oxygen supply proportion is reduced, the problem of waste of a large amount of energy is solved, the environment is protected, and enterprise benefits are improved.

The invention relates to the technical field of control systems, in particular to an organic fertilizer fermentation intelligent aeration control system applying a nano-molecular film. The system comprises a data acquisition module, a delay analysis module, a gas analysis module and a controller adjusting module. Wherein the delay analysis module is used for determining the response delay of the aeration control system in combination with the change condition of temperature, the regulation hysteresis of the aeration control system and the activeness of microorganisms; the gas analysis module is used for determining the comprehensive gas exchange rate of the fermentation heap according to the humidity change condition, the carbon dioxide concentration and the ammonia gas concentration of the fermentation heap; the controller adjusting module is used for determining a correction coefficient of the aeration control system; and taking the proportional gain corrected by the correction coefficient as the proportional gain of a PID controller in the aeration control system. According to the invention, the response speed and the control precision of the aeration control system are effectively improved.

A fermentation device, comprising a fermentation device body (1) and a blower (2), wherein the blower (2) is embedded in the top of the front face of the fermentation device body; a filter box (3) is fixedly connected to the top of the front face of the fermentation device body (1); a filter plate (4) is provided on the front face of the filter box (3); the surface of the filter plate (4) has a sealing assembly (5) sleeved thereon; and a pressing plate (6) is provided on the front face of the filter box (3). By means of the provision of the filter box (3) and the filter plate (4), when a user uses the blower (2) to draw oxygen from the outside air into the fermentation device body (1), the filter plate (4) can be used to filter out foreign matter such as dust present in the air, preventing the foreign matter such as dust from entering inside the fermentation device body (1), thereby solving the problem of dust and the other impurities in the air easily entering inside the fermentation device and subsequently affecting fermentation quality due to the lack of a filter structure for intake air when using the blower (2) to draw oxygen from the air into the fermentation device, achieving the effect of facilitating filtration.

The invention relates to the field of microbial fermented feed, in particular to bamboo powder fermented feed rich in amino acid and a preparation method thereof. According to the preparation method of the bamboo powder fermented feed provided by the invention, bamboo is used as a base material for fermentation and enzymolysis to prepare amino acid, and then some conventional raw material components of the feed are added to prepare the bamboo powder fermented feed rich in amino acid. The digestibility and the nutrition utilization rate of animals on the feed are higher, the oxidation resistance is stronger, and the palatability is better.

A vinegar fermentation detection method and system based on component analysis technology, relating to the field of vinegar detection. The vinegar fermentation detection method comprises: acquiring raw material information and basic environment information of target vinegar; using a raw material quality determination result and an environmental temperature as indexes to perform retrieval in a vinegar fermentation detection library to obtain a first index impact factor; matching a first detection period on the basis of the first index impact factor; performing component analysis on Q vinegar samples of the target vinegar to obtain Q vinegar sample feature sequence sets; performing bidirectional time series analysis to obtain a first fermentation detection result; using a stability identifier to identify the stability, to obtain a first stability factor; determining whether the first stability factor meets a preset stability factor; and if yes, using the first fermentation detection result as a target fermentation detection result. The problem of poor reliability of vinegar detection results is solved, and the vinegar production quality is improved.