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75
results.
Updated on
23/12/2025 [07:22:00]
Results 50 to 75 of 75
Absstract of: CN120818425A
The invention belongs to the technical field of bioreactors, and particularly discloses a phosgene synergetic microalgae bioreactor which comprises a barrel body, the bottom of the barrel body is fixedly connected with a gas collection hopper, the lower part of the gas collection hopper is connected with a Venturi nano-bubble generator, the Venturi nano-bubble generator is connected with a liquid delivery pump, and the liquid delivery pump is connected with a liquid storage tank. A bubble remover, a light guide structure and a thermometer are detachably connected to the barrel body, the light guide structure comprises optical fibers inserted into the barrel body at equal intervals, each optical fiber comprises an outer sleeve inserted into the barrel body, and a light guide fiber core is fixedly connected to the interior of each outer sleeve. In the actual use process of the reactor, the Venturi nano bubble generator can convey bubbles into the barrel body, the bubbles can drive microalgae in the barrel body to float and can also refract light rays projected by the light guide fiber core, the light rays can uniformly cover the interior of the barrel body, and then the microalgae are efficiently cultured.
Absstract of: CN223458324U
The utility model discloses a microalgae production monitoring device which comprises a fixing assembly and a monitoring assembly, the monitoring assembly comprises an LED lamp set, a color sensor, a controller and an audible and visual alarm, the controller is electrically connected with the color sensor and the audible and visual alarm, the fixing assembly comprises a shading cylinder, and the shading cylinder is electrically connected with the LED lamp set. A pipeline mounting channel is arranged in the center of the interior of the shading cylinder, a monitoring opening is formed in one side of the center of the pipeline mounting channel, light transmitting openings are formed in the positions, located on the two sides of the monitoring opening, of the center of the pipeline mounting channel, and the detection end of a color sensor is mounted at the monitoring opening. The growth state of the microalgae can be accurately reflected, so that the real-time monitoring of the microalgae growth process is realized. Compared with a traditional naked eye observation method or an indirect parameter speculation method, the monitoring device can rapidly and accurately obtain microalgae growth state information, and the monitoring efficiency is greatly improved.
Absstract of: CN120814499A
The invention relates to the technical field of wild euchiloglanis kishinouyei domestication methods, in particular to a wild euchiloglanis kishinouyei domestication method. According to the feeding training method for the wild euchiloglanis kishinouyei, cobblestones attached with microalgae are adopted to simulate the feeding environment of the wild euchiloglanis kishinouyei. According to the characteristic that wild euchiloglanis kishinouyei has a scraper type ingestion mode, microalgae are cultivated and attached to cobblestones, the cobblestones attached with the microalgae are utilized, the natural ingestion environment of euchiloglanis kishinouyei at the bottom of a river is simulated, the wild euchiloglanis kishinouyei can open firstly for ingestion in an artificial breeding environment, the breeding environment can be adapted as soon as possible, the stress reaction is reduced, and the breeding efficiency is improved. The feeding training success rate of the wild euchiloglanis kishinouyei is greatly increased, and the survival rate of the wild euchiloglanis kishinouyei
Absstract of: CN120794186A
The invention discloses a microbiological fuel type sewage treatment device based on microalgae constructed wetland coupling, and relates to the technical field of sewage treatment, the microbiological fuel type sewage treatment device comprises a treatment pond, a constructed wetland main body and a microalgae culture pond, and the constructed wetland main body is arranged in the bottom of the treatment pond. In the sewage treatment process, a filter screen plate blocks mature microalgae, namely microalgae in a stable period, meanwhile, a driving motor drives a rotating rod to rotate, a pushing plate cleans and concentrates the microalgae on the filter screen plate to the middle through a first connecting rod and a second connecting rod, blockage is avoided, and the circulation area and the sewage treatment stability are ensured; the first connecting rod and the supporting plate are matched to drive the extrusion plate to descend and be combined, microalgae are compressed into a square shape through the forming groove and the extrusion block, the retention area is reduced, the filtering efficiency is improved, repeated blockage is avoided, the cleaning difficulty is reduced, and follow-up collection is facilitated.
Absstract of: CN120796238A
The invention relates to the technical field of cyanobacterial bloom control in water, and particularly discloses a compound enzyme-bacterium synergistic preparation for cyanobacterial bloom control, a preparation method and a use method. The preparation comprises the following components in percentage by mass: compound enzymes (10-20% of cellulase, 8-12% of beta-1, 3-glucanase and 3-8% of lipase), functional bacteria (10-20% of bacillus subtilis, 8-15% of trichoderma harzianum and 5-10% of bacillus amyloliquefaciens), an enzyme stabilizer (3-8% of trehalose), an adsorption carrier (15-25% of Fe < 3 + > modified charcoal and 8-15% of diatomite) and auxiliary components. The preparation method comprises the steps of carrier modification, solid fermentation and microcapsule embedding. During use, 3-20kg/1000m < 3 > of water is added for the first time, 2-10kg/1000m < 3 > of water is added every 7-14 days in the maintenance stage, and synchronous aeration is performed. Through the synergistic effect of beta-1, 3-glucanase and trichoderma harzianum, the algicidal rate is 92%, and the spore germination inhibition rate is 82%; the Fe < 3 + > modified charcoal improves the stability of the enzyme in an alkaline environment (80% of activity is retained when the pH value is 9); the method is suitable for eutrophic water with chlorophyll a greater than or equal to 30 mu g/L, and has no chemical residue risk.
Absstract of: CN120796052A
The invention relates to the technical field of microalgae carbon sequestration, and discloses a telescopic claw type microalgae photobioreactor with built-in light arrangements, which comprises a reactor main body, a light adjusting assembly, a light adjusting part and a plurality of lamp tubes, a telescopic frame is arranged in the reactor main body, and the light adjusting part is arranged at the top end of the reactor main body. A center shaft of the telescopic frame is rotationally connected to the middle of the reactor top plate, the illumination adjusting part is arranged on the center shaft, the lamp tubes are arranged on the illumination adjusting part in the circumferential direction, and the distance and the illumination angle between the lamp tubes and the microalgae are adjusted through the illumination adjusting part; the gas adjusting part is arranged at the bottom of the reactor main body, and external gas is conveyed into the reactor main body through the gas adjusting part. The photosynthesis efficiency and carbon sequestration capacity of microalgae can be remarkably improved, and the device is compact in structure, energy-saving and environment-friendly, can be widely applied to the fields of industrial carbon capture, urban air purification, ecological restoration and the like, and provides important technical support for achieving the aim of carbon neutralization.
Absstract of: CN223445513U
The utility model discloses a production device for cultivating microalgae by kitchen biogas slurry, which belongs to the technical field of kitchen biogas slurry purification treatment and comprises an aeration system, a pretreatment system, a membrane dialysis system, a photo-biological reaction system and a control cabinet, the aeration system comprises an aeration fan and an aerator connected through an aeration air pipe; the pretreatment system comprises a pretreatment aeration tank, a pretreatment sludge settling tank and a pretreatment water producing tank which are sequentially communicated, and aerators are correspondingly arranged in the pretreatment aeration tank; the membrane dialysis system comprises a dialysis membrane reactor, a plurality of groups of dialysis membrane assemblies are arranged in the dialysis membrane reactor, and the dialysis membrane assemblies are circularly communicated with the pretreatment water producing pool; the photo-biological reaction system comprises a photo-bioreactor, and the inlet end and the outlet end of the photo-bioreactor are respectively communicated with the shell pass of the dialysis membrane reactor; and the control cabinet is connected with each execution device and issues a control instruction. The device has the advantages of high automation degree and high carbon sequestration efficiency, and can be used for culturing microalgae at low cost by utilizing the kitchen biogas slurry.
Absstract of: CN120787660A
The invention relates to the field of agricultural supplementary lighting, in particular to a method for improving the light energy utilization rate of photosynthesis. According to the scanning lighting device, the light beam emitted by the light source is converted into the moving light beam through the moving reflecting mirror and/or the moving lens to conduct scanning lighting on the irradiated object, the irradiated object obtains the scanning pulse light with the duty ratio and the frequency within the specific range, and therefore the light energy utilization rate of photosynthesis is improved. The method is realized by being matched with agricultural planting and breeding facilities for use. The invention also relates to a method for cultivating microalgae or plants, in an agricultural facility, suitable growth conditions are provided for the growth of microalgae or plants, and at least part of illumination is provided by the scanning illumination device.
Absstract of: CN120789113A
The invention discloses application of cyanobacteria in treatment of kidney injury. The limitation that existing cyanobacteria is only used for extracting metabolites is broken through, the aim that living cyanobacteria act on the acute kidney injury focus in a targeted mode through in-situ injection is achieved, the method is high in targeting performance and low in side effect risk, a safer and more efficient brand-new path is provided for AKI treatment, and wide application prospects are achieved.
Absstract of: CN120788116A
The invention discloses a tea flower DHA nervonic acid solid beverage. The tea flower DHA nervonic acid solid beverage comprises the following components: a camellia flower extract, microalgae-derived DHA powder, an acer truncatum nervonic acid extract, prebiotics, a natural sweetener, a stabilizer, an antioxidant and the balance of water. Through the synergistic effect of tea flower polysaccharide and starch sodium octenylsuccinate, a nano-emulsion is formed to embed DHA and nervonic acid, and the problems of oxidation and fishy smell are solved.
Absstract of: CN120794254A
The invention belongs to the field of sewage treatment, and particularly relates to an A/O-MPBR system and a construction method and application thereof. According to the specific technical scheme, the sewage treatment system comprises an A/O treatment system and an MPBR system which are communicated in sequence; the A/O system and the MPBR are mutually independent and communicated in space, and sewage firstly flows through the A/O system to be treated and then enters the MPBR to be treated. And the algae inoculated in the MPBR is Scenedesmus alliensis (Scenedesmus alliensis). The method is characterized in that the algae inoculated in the MPBR are in the form of Scenedesmus alliensis. The invention constructs a microalgae-membrane photosynthetic reactor system capable of continuously feeding and discharging water, and further optimizes operation conditions and screens out microalgae with low nutrition tolerance aiming at the low nutrition background of A/O sewage treatment effluent. The tolerant microalgae and membrane combined photosynthetic reactor is combined for use and is coupled with pilot-scale A/O sewage treatment equipment for operation, so that pollutants are further removed, and the synergistic removal efficiency of antibiotic resistance genes (ARGs) is also remarkably improved.
Absstract of: US2025319145A1
The present invention relates to an anti-inflammatory extract of soil microorganisms or a fraction thereof, wherein the microorganisms comprise one or more selected from Chlorophyta, Xanthophyceae or Cyanobacteria. The invention further relates to compositions comprising two or more of Lyso-DGTS, p-Coumaric acid (ester-linked), oleamide, theophylline, or DGTS. The invention further relates to pharmaceutical compositions comprising the anti-inflammatory extract of soil microorganisms or a fraction thereof or a composition comprising two or more of Lyso-DGTS, p-Coumaric acid (ester-linked), oleamide, theophylline, or DGTS as an active ingredient. The invention further relates to an anti-inflammatory extract of soil microorganisms or a fraction thereof or a pharmaceutical composition comprising an anti-inflammatory extract of soil microorganisms or a fraction thereof or a composition comprising two or more of Lyso-DGTS, p-Coumaric acid (ester-linked), oleamide, theophylline, or DGTS as an active ingredient for use as a medicament, wherein the microorganisms comprise one or more selected from Chlorophyta, Xanthophyceae or Cyanobacteria. The invention further relates to compositions comprising an anti-inflammatory extract of soil microorganisms or a fraction thereof, wherein the microorganisms comprise one or more selected from Chlorophyta, Xanthophyceae or Cyanobacteria.
Absstract of: AU2024242961A1
Provided is a method for producing ammonia comprising: preparing a modified cyanobacterium in which the proportion of heterocysts in cells constituting a nitrogen-fixing cyanobacterium is increased; and irradiating a mixture containing the modified cyanobacterium, a photocatalyst, and water with light in the presence of nitrogen.
Absstract of: AU2025238093A1
A biofertiliser composition comprising a living microalgae component consisting of a live microalga of Chlorella spp. and a live microalga of Anabaena spp., wherein the ratio of Chlorella spp. to Anabaena spp. is from 1.0:0.8 to 1.0:1.2. ep b i o f e r t i l i s e r c o m p o s i t i o n c o m p r i s i n g a l i v i n g m i c r o a l g a e c o m p o n e n t c o n s i s t i n g o f a e p l i v e m i c r o a l g a o f h l o r e l l a s p p a n d a l i v e m i c r o a l g a o f n a b a e n a s p p , w h e r e i n t h e r a t i o o f h l o r e l l a s p p t o n a b a e n a s p p i s f r o m : t o :
Absstract of: WO2025217267A1
Methods for the fermentative production of O-phosphoserine, cysteate, or taurine in microbes or unicellular organisms that contain a serB mutation that either decreases serB expression, reduces the amount of the serB gene product or results in a serB gene product with low enzymatic activity. Genetic modifications of the O-phosphoserine, cysteate, or taurine and/or substrate biosynthetic pathways in unicellular organisms that include bacteria, algae, microalgae, diatoms, yeast, or fungi are disclosed. Also disclosed are fermentation and processing methods for the production of various O-phosphoserine-, cysteate-, or taurine-containing products and the use of the cells, fermentation broth or extracts that contain O-phosphoserine, cysteate, or taurine to produce products for use in food, feed, beverages, dietary and health supplements, cosmetics, personal care, pharmaceuticals, agricultural production, or surfactants.
Absstract of: CN120775688A
The invention provides an efficient carbon sequestration microalgae culture pond, and belongs to the technical field of microalgae culture. Comprising a culture pond outer wall and a separation wall fixedly connected to the middle of the culture pond outer wall, a microalgae growth space composed of a first straight channel, a first bent channel, a second straight channel and a second bent channel is formed in the culture pond outer wall through the separation wall, and algae liquid is arranged in the microalgae growth space. When the device is used, the stirring assembly drives algae liquid to flow along the annular water channels of the first straight channel, the first bent channel, the second straight channel and the second bent channel, when the stirring assembly drives the algae liquid to the high position of the spoiler, the gravitational potential energy of the algae liquid is increased, and the algae liquid is converted into algae liquid kinetic energy through the gravitational potential energy in the flowing process; due to the fact that the spoilers are designed to have a certain gradient, when the algae liquid reaches a certain flow velocity, laminar flow is changed into turbulent flow, so that algae cells in the algae liquid are frequently exchanged up and down, the photosynthetic efficiency is enhanced, and absorption of carbon dioxide is promoted.
Absstract of: CN120775684A
The invention discloses a biological microalgae curtain and a control method thereof, and relates to the field of building energy conservation and indoor decoration. The plurality of transparent photobioreactors are used for accommodating microalgae and a culture solution, any two adjacent photobioreactors are communicated and form a microalgae culture assembly with a liquid inlet and a liquid outlet, and a plurality of microalgae culture assemblies are arranged along a first direction; a plurality of connecting rods of the frame are respectively connected with a plurality of microalgae culture assemblies to form a shading curtain body; the circulating system comprises a plurality of liquid inlet pipes connected with the liquid outlet and a plurality of liquid outlet pipes connected with the liquid inlet; the concentration sensor detects the nutrient salt concentration of the culture solution of the microalgae culture assembly; an emptying device is arranged at the bottom of each microalgae culture assembly; the control system is electrically connected to the concentration sensor, the emptying device and the circulating system, and controls the emptying device to be opened and the circulating system to be closed when the concentration of the nutritive salt is lower than a set value. According to the invention, the microalgae can grow well under the smooth circulation flow of the culture solution, the shading and photosynthetic effects are enhanced, and the green and low-carbo
Absstract of: CN120774566A
The invention belongs to the technical field of breeding manure treatment, and particularly relates to a bacterium-algae symbiosis-based decontaminating and carbon sequestration system and method. The system comprises a forced ventilation nano-film aerobic composting reactor, a composting exhaust collection and gas storage tank and an AO process-based algal-bacterial symbiosis reactor which are coupled and hermetically connected to form a system capable of capturing tail gas exhausted by aerobic composting and synchronously removing dirt and sequestering carbon. According to the method, an AO type phycomycete system is adopted to construct a phycomycete symbiotic system, domestication and inoculation of microalgae-activated sludge microbiota are carried out, and microalgae consumes CO2 dissolved in water in compost exhaust through photosynthesis to generate O2, so that complementary advantages can be formed to synergistically purify water, the water purification efficiency is improved, and common organic matters such as COD and N in the chicken raising wastewater are removed while the compost exhaust is recycled. Breeding manure can be efficiently treated, compost tail gas is effectively utilized, the treatment period is short, the degradation efficiency is high, the process is simple, the operation cost is low, pollution is avoided, and particularly, high nitrogen and phosphorus removal capacity is shown.
Absstract of: CN120758356A
The invention relates to the technical field of microalgae continuous culture, and particularly discloses a microalgae continuous culture method, in the culture process, the optimal dilution rate Dopt can be determined through the following formula: the feasibility of the method is verified through experiments, and guidance is provided for large-scale continuous culture of microalgae.
Absstract of: CN120758330A
The invention relates to the technical field of biomass resource utilization, and provides an energy conversion system using microalgae. The energy conversion system using the microalgae comprises a liquid supply device, a microalgae heating device, a sedimentation device and an anaerobic fermentation device which are connected in sequence, the microalgae heating device comprises a transparent heating pipe and a photovoltaic panel arranged around the heating pipe, the two ends of the heating pipe are communicated with the liquid supply device and the sedimentation device respectively, a light-transmitting notch allowing sunlight to penetrate through is formed in the photovoltaic panel, and the light-transmitting notch is opposite to the heating pipe in the radial direction of the heating pipe so that the sunlight can directly irradiate the heating pipe; the light source can penetrate through the heating pipe to irradiate the photovoltaic panel; the liquid supply device can convey a mixed liquid containing microalgae slurry and metal nanoparticles to the heating pipe; the settling device can settle and separate the metal nanoparticles and the microalgae slurry in the mixed liquid, and the separated microalgae slurry can be introduced into the anaerobic fermentation device, so that the anaerobic fermentation device can produce biogas. And the heating pipe, the photovoltaic panel and the metal nanoparticles cooperate with one another, so that the hydrothermal pretreatment effici
Absstract of: WO2025210558A1
The present invention relates to a process for isolating Extracellular Vesicles (EV) secreted by microalgae (MEV - microalgae extracellular vesicle) cultured in basal and stress environment conditions namely pH, salinity, light, nutrient starvation, and temperature. Additionally, microalgae can be cultivated in thermal water classified as bicarbonate, sulphate, sulphide, chloride, or weakly mineralized trace metal. The present invention also relates to compositions comprising said MEV, which are useful to be applied to therapeutic, cosmetic, nutraceutical, phytopharmaceutical and medical including veterinary applications. The present invention lays in the technical domain of pharmaceuticals, medicine, cosmetics, nutraceutical, veterinary and research and development in cellular biology and appliances thereof.
Absstract of: GB2640110A
The present invention relates to the technical field of aquaculture effluent treatment, in particular to an apparatus for microalgae-microorganism synergistic treatment of aquaculture effluent. The apparatus comprises an aquaculture part; the aquaculture part is in communication with an effluent discharge part; the effluent discharge part is in communication with an effluent treatment part; and the effluent treatment part is in communication with the aquaculture part. The effluent discharge part comprises an effluent discharge pipe in communication with the aquaculture part; the end of the effluent discharge pipe away from the aquaculture part is in communication with the effluent treatment part; and an effluent discharge pump is arranged on the effluent discharge pipe. The effluent treatment part comprises a second housing; the bottom end of the second housing is in communication with the effluent discharge pipe; the top end of a side wall of the second housing is in communication with the aquaculture part; the interior of the second housing is provided with a plurality of flow guide plates; and microalgae are inoculated on outer side walls of the flow guide plates. In the present invention, microalgae and original microorganisms in aquaculture effluent form microalgae-microorganism symbionts, which can reduce carbon, reduce nitrogen and remove phosphorus synchronously and have few effects on aquaculture organisms, so that the quality of discharged water can be greatly impro
Absstract of: CN120737444A
The invention belongs to the field of environmental microorganisms, and particularly relates to a material for collecting chlorella as well as a preparation method and application thereof. According to the specific technical scheme, the guar gum modified material takes cationic guar gum as a substrate, and nano Fe3O4 particles are added to modify the cationic guar gum. The material provided by the invention is simple in preparation method, relatively short in preparation time, low in production cost, excellent in flocculation effect on microalgae and capable of adapting to a relatively wide pH range. In the material provided by the invention, the content of Fe3O4 is relatively low, and ferroferric oxide particles are attached to the surface of the CGG. After the material is added, almost no metal ions are introduced, the risk that the metal ions enter a microalgae recovery system is reduced, no obvious influence is caused on biological components of microalgae, and the use safety is high.
Absstract of: CN120736691A
The invention discloses a wastewater treatment device capable of preparing microalgae coagulation beads and a use method, and particularly relates to the technical field of wastewater treatment.The wastewater treatment device comprises a sewage cylinder pool, a bead preparation machine and a sewage inlet, and the bottom of the sewage cylinder pool is fixedly connected with a sewage discharge pipe communicated with the interior of the sewage cylinder pool; a bead waste treatment assembly for connection is arranged between the sewage cylinder pool and the bead preparation machine; through the arrangement of the throwing mesh frame, the rotating shaft column, the oscillating rod, the eccentric disc and the moving block, the throwing mesh frame, the rotating shaft column, the oscillating rod, the eccentric disc and the moving block can move in multiple directions in sewage, water flow can continuously rotate and roll along a spiral shape, sewage in different layers and areas can be fully mixed, microalgae coagulation beads can make more uniform contact with pollutants in the sewage, and the sewage treatment effect is improved. The collision probability of pollutants and microalgae coagulation beads is improved, it is ensured that bead bodies stay in the sewage cylinder pool for a long time, and therefore the removal process of the pollutants is accelerated, and the wastewater treatment quality is improved.
Nº publicación: CN120737937A 03/10/2025
Applicant:
XIAN SHIYOU UNIV
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Absstract of: CN120737937A
The invention relates to the technical field of microalgae culture oil extraction, in particular to a solar heat storage and energy storage coupling system for microalgae culture oil extraction, which comprises a cold molten salt storage tank, a molten salt pump, a solar heat collector, a molten salt diverter, a molten salt storage tank, a steam generator, a steam turbine generator, a circulating pump, a first water pump, a water storage tank and a second water pump, a temperature regulator; and a culture pool. According to the solar heat storage and energy storage coupling system for microalgae culture and oil extraction, solar energy rich in daytime is stored by storing high-temperature liquid molten salt, the use efficiency of the solar energy is improved, a wind energy supplementing system is additionally arranged, stable and reliable release can be achieved at night and in the sunshine-free period, and the utilization rate of the solar energy is increased. Therefore, the stability of the microalgae culture environment temperature is guaranteed, the photosynthesis rate and the growth rate of microalgae cells are guaranteed, stable and predictable high productivity can be maintained, and the culture efficiency is improved.
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