60 results about "Biological waste" patented technology

The invention relates to a renewable and recyclable material frisbee, and belongs to the technical field of sports, leisure and entertainment equipment preparation. The frisbee comprises the following raw materials in parts by weight: 20-70 parts of a recycled base material, 2-10 parts of a polyolefin elastomer, 5-25 parts of a modified bio-based filler, 0.2-1 part of an accelerant and 0-2 parts of an auxiliary material. The modified bio-based filler is prepared from active biological waste residues and a long alkyl chain silane coupling agent through surface treatment. According to the invention, the PCR base material and the modified bio-based filler are taken as main raw materials, and the POE elastomer, the accelerant and the auxiliary material are introduced, so that the PCR base material, the modified bio-based filler, the POE elastomer, the accelerant and the auxiliary material are matched with one another, and the flying disc which is moderate in hardness, comfortable to hold, stable in flying, environment-friendly and recyclable is obtained.

The invention discloses a recycled aggregate concrete lightweight partition board and a manufacturing method thereof, cement, coarse aggregate, fine aggregate, pearl grains and fibers are subjected to dry mixing together to form a mixture; mixing an adhesive and a first part of water, and adding the mixture into the mixture to form a first mixture; after CaCl2 and NaCl are mixed with a second part of water, a plasticizer and a foaming agent are added, and after foaming is completed, a second mixture is formed; performing dry mixing on the second mixture and the first mixture to obtain a concrete mixture, and curing to obtain the partition board. According to the invention, the biological waste shells are applied to the concrete, and the construction waste aggregate is used for replacing the natural gravel aggregate in the traditional cement-based partition wall board, so that the renewable and environment-friendly concrete partition wall board is prepared, meanwhile, the material ratio and the preparation method are simple, solid wastes are effectively utilized, the consumption of non-renewable resources is reduced, and the cost is reduced. Popularization and application are facilitated.

The invention discloses a greenhouse closed-loop energy-saving heat supply system based on biological waste fermentation, and relates to the crossing field of agricultural intelligent planting and waste resource utilization, the system comprises the following components: a fermentation unit, a biogas collection and utilization module, a waste heat and fertilizer recovery module and an intelligent management and control system; biogas is generated through fermentation of biological waste, heat generated by combustion of the biogas is used for supplying heat to a greenhouse and a living room, meanwhile, waste heat generated in the fermentation process is recycled for auxiliary heat supply, and the energy utilization efficiency is remarkably improved; according to the invention, residues after fermentation can be converted into a decomposed organic fertilizer for greenhouse crops to use, so that cyclic utilization of resources is realized, the use amount of chemical fertilizer is reduced, the production cost is reduced, and meanwhile, environmental protection is facilitated.

The invention relates to a preparation method of a salt-reducing bacterial fertilizer and an application of the salt-reducing bacterial fertilizer in agriculture, and the preparation method comprises the following steps: S1, mixing straws, mushroom cultivation wastes, animal dung and a culture medium matrix to obtain a biological waste-based culture medium; s2, respectively culturing bacillus licheniformis, bacillus subtilis, streptomyces microflavus, streptomyces jingyangensis and azotobacter chroococcum by adopting the biological waste material-based culture medium, so as to obtain a composite strain bacterial liquid; s3, mixing water, modified starch and starch, heating and gelatinizing, respectively mixing with the composite strain liquid, and stirring to obtain a starch-coated strain; and S4, mixing the starch-coated strain with nutrient substances to obtain the salt-reducing bacterial fertilizer. According to the invention, the possibility of mutual growth inhibition of different strains is reduced, the stability of the product is enhanced, the product can take effect for a long time, the functions of improving soil and promoting plant growth are played, and a new way is provided for farmland improvement and bacterial fertilizer efficiency improvement.

The invention relates to the technical field of biological waste treatment, in particular to a preparation method and application of a silkworm sand feed additive. The invention provides a technical scheme for preparing a silkworm and mulberry sand feed additive rich in acid protease, pectinase and cellulase by taking silkworm sand as a core matrix and performing directional pretreatment, adaptive strain fermentation and standardized post-treatment. According to the invention, silkworm sand-corncob powder is used as a composite substrate, and the silkworm sand and the corncob powder complement each other in function, so that the problems of unbalanced nutrition and poor air permeability of a single substrate are solved. Specific aspergillus niger is used for segmented solid-state fermentation, parameters are set in a differentiated mode, and full-amount utilization of the silkworm sand is achieved; the product quality and enzyme activity are improved by optimizing the process, and the resource value is improved from the low-added-value field to the high-added-value enzyme preparation industry.

The invention discloses waste textile cellulose and lignin-based porous carbon for a super capacitor and a preparation method thereof, and belongs to the technical field of preparation of grade capacitor carbon. According to the invention, lignin and waste textile cellulose are carbonized and activated in one step by using a simple and green composite activator, potassium carbonate is used as an activator, urea is used as an activator and an N dopant, and the electrode prepared from the carbon material has a pore structure dominated by mesopores and micropores, and has excellent capacity and rate capability; the purpose of improving the energy density and the power density of the super-capacitor electrode is achieved. According to the method, the biological waste lignin and the waste textile cellulose are utilized in a high-valued manner to prepare the porous carbon, so that the problems of poor conductivity and low carbon yield of an amorphous carbon material in the current supercapacitor electrode preparation are solved, and the effective unit capacity and the rate capability of a supercapacitor device are improved.

The utility model relates to the technical field of sterilization and disinfection equipment, in particular to a dynamic sealing structure of sterilization and disinfection equipment, which is mounted on a driving body and seals the shaft end of the driving body. Comprising a main body piece which is connected with a driving body and sleeves a shaft end of the driving body; the outer sealing piece is sleeved outside the main body piece and is connected with the main body piece; wherein an inner sealing piece is sealed between the main body piece and the shaft end of the driving body, and an outer sealing piece is sealed between the outer sealing piece and the main body piece. According to the utility model, the sealing capability at the shaft end of the driving body can be ensured when the driving device executes actions under the state that the pressure container bears positive pressure and negative pressure; the multi-stage seal at the shaft end isolates the internal and external environments of the sterilization equipment, so that the sealing problem of the internal and external environments of the pressure container is ensured, and the stability of the internal environment and the safety of biological hazardous waste leakage during sterilization are improved.

The present invention relates to a method and apparatus and the use of this method and apparatus for water purification and water treatment for converting biological waste into dischargeable water.

This invention discloses an automated biological waste farming system, which includes a feed rack, an unloading device, and a transfer device. Multiple farming racks are sequentially and rotatably mounted on a conveyor frame. Each rack forms multiple placement spaces for farming boxes. The unloading device carries and rotates the farming boxes for unloading. The transfer device is fixedly mounted between the conveyor frame and the unloading device. A lifting mechanism is vertically mounted on the fixed mechanism and carries a first box-moving mechanism and an up-and-down mechanism. The up-and-down mechanism allows for the transfer of farming boxes between the placement spaces and the first box-moving mechanism. The first box-moving mechanism can transfer farming boxes between itself and the unloading device. Compared to existing farming methods, this system significantly reduces the floor space required, improves farming efficiency, and lowers labor costs, facilitating the large-scale, industrialized promotion and popularization of black soldier fly farming.

The utility model discloses a novel horizontal type spin in high -efficient biological enzyme catalytic fermentation treatment system belongs to solid waste pollution treatment equipment field, including biological enzyme catalytic fermentation reactor, biological enzyme catalytic fermentation reactor includes horizontal reactor jar body, is provided with double -shaft spiral material material propelling device and gas distribution branch pipe in horizontal reactor jar body, the inlet end of horizontal reactor jar body is independently connected with mixed feed tank and gas supply pipeline respectively, gas distribution branch pipe is linked with the outlet of gas supply pipeline, the inlet of gas supply pipeline is connected steam thermal generator, the outlet end of horizontal reactor jar body is independently provided with waste gas collection pipeline and discharge port respectively, and the outlet end of waste gas collection pipeline is connected with anion biological waste gas treatment device, and the whole set of equipment covers small, and the processing time is short, and the conversion rate is 100%, and there is no fertilizer loss, and the conversion effect is better than the national current organic fertilizer standard, and the processing process has no stench gas and other pollution gas generation and other advantages.

The present invention relates to the process for upcycling synthetic and organic waste into valuable commodities. This invention offers method capable of transferring and managing mixed feedstock streams, including plastic waste, biological waste, municipal solid waste, municipal sewage sludge, and shredder residue, to produce gas, oil, light hydrocarbons, e.g., circular naphtha, specialty chemicals, and carbon solids that can be utilized directly or subjected to further refinement.

The invention discloses a heating medium circulation and heat management method for a fermentation tank, and relates to the technical field of comprehensive utilization of biological waste, and by constructing a dynamic heating medium circulation system composed of a heating medium pipe, a refrigerant pipe, a circulation control pump and a temperature replacement chamber, accurate and self-adaptive regulation and control of the internal thermal environment of the fermentation tank are achieved, and the heat management efficiency is improved. Heat generated by a fermentation biochemical reaction and biogas waste heat recovered by a biogas furnace radiator are jointly used as a heat source to be loaded into a heating medium loop, a heated heating medium is driven by a circulation control pump to flow through a first heat exchange unit in a temperature replacement chamber to release heat to a fermentation material, and a refrigerant loop is driven by the circulation control pump to flow through a second heat exchange unit in a temperature replacement chamber to release heat to the fermentation material. Excess heat in the fermentation tank is transferred to a radiator for dissipation through a second heat exchange unit of the temperature replacement chamber, and the temperature replacement chamber realizes accurate control of heat transferred into or out of the fermentation system by adjusting the flow and proportion of a heating medium and a refrigerant flowing through the temperature replacement chamber.

Biowaste bags for collecting organic waste, comprising a paper structure (1) and a cellophane film (2), characterized in that the cellophane film (2) is applied partially or fully as a moisture barrier.

The invention discloses a biological method waste gas purification evaluation device and a use method thereof, and belongs to the field of waste gas treatment devices. The biological method waste gas purification evaluation device comprises a liquid storage tank; the bottom end of the supporting cylinder is fixedly connected with the top of the liquid storage tank and communicated with an inner cavity of the liquid storage tank, and an air inlet pipe is arranged on the side wall; each biological treatment cylinder assembly comprises a biological treatment cylinder body, and a packed bed is arranged at the bottom of the biological treatment cylinder body; the exhaust part is arranged on the topmost biological treatment barrel; a heating sleeve is arranged outside the biological treatment cylinder, and a temperature sensor is arranged in the biological treatment cylinder; a pH value sensor is arranged in the liquid storage tank; a CO2-O2 gas concentration sensor is arranged in the biological treatment cylinder; and the first and second gas production pieces are externally connected with a gas production pipe or a gas analysis device. According to the biological method waste gas purification evaluation device, multi-parameter cooperative regulation and control can be achieved, and a precise test environment is provided for strain screening and filler adaptability.

The present invention relates to a method for combined recovery of phosphate and nitrogen from sewage sludge. The core objective of the present invention is to recover phosphorus from sewage sludge ash and convert phosphorus into NP fertilizer diammonium phosphate using steam from sewage sludge drying and nitrogen from liquid manure.

The present invention relates to a cover / cap assembly having a first compartment, a second compartment, or both. Each compartment will include a top side and a bottom side, the bottom side of the compartment including a frangible material. The first or second compartment can include a first material or a second material. The first or second material can include a flocculating red blood cell coagulability and / or gelling agent, such as a high absorbency cellulose and / or polymer formulation, or a red blood cell flocculating agent. The material within the compartment can be selectively released upon compression of a recess and / or button, the recess and / or button being positioned directly above the first and / or second compartment. A collection and / or biohazard waste management and disposal system is introduced, the collection and / or biohazard waste management and disposal system including the cap / cover assembly described above and a collection container. The cap can include a perimeter having a tapped and / or snap-fit assembly adapted to positively attach the cap to a collection canister. The collection canister can include a red blood cell flocculating agent coating.

A method for pretreating biological waste is provided, the method comprising mixing the biological waste with an alkaline solution, an oxidant, and a synthesis catalyst to form pretreated biological waste.

The invention relates to a biological waste treatment device for a medical laboratory and a use method, and the biological waste treatment device comprises a collection unit which comprises a flexible collection bottle with a bottle body of a flexible and foldable cylindrical structure; the first plate body is fixedly connected to the upper end of the flexible collecting bottle, and the first plate body is provided with a first connector for liquid to enter; the second plate body is fixedly connected to the lower end of the flexible collecting bottle; the supporting and driving unit comprises a supporting frame; the supporting plate is connected to the upper end of the supporting frame, a second connector is formed in the supporting plate, and the upper end of the second connector is used for being connected with a water outlet in the bottom of a water tank. According to the technical scheme, negative pressure is automatically formed and maintained in the liquid biological waste collection process through an active control mechanism of induction, driving and expansion, diffusion of pathogen aerosol is fundamentally prevented, and the biological safety of a laboratory is guaranteed.

The present invention relates to biological reactions and transformations. An automatic feeding device and method for Hermetia illucens, which are commonly used for recycling biological waste to produce feed and fertilizer. The present invention mainly solves the problem that existing feeding and screening equipment is overly complex. The current processing methods require limiting the humidity and nutrient ingredients, as excessive moisture or dryness will affect the transformation and finished product screening. In the present invention, an inverted container is placed in a feeding liquid to form an air-exchangeable space, enabling Hermetia illucens to breathe in the reactor. Moreover, by means of utilizing the behavioral trait of terrestrial organisms moving upward in water under hypoxic conditions, Hermetia illucens are allowed to congregate at the upper part when air is discharged from the liquid in the reactor, thereby achieving the screening effect.

The invention relates to the technical field of waste liquid treatment devices, and discloses a biochemical waste liquid treatment device which comprises a case, a stirring reaction bin, an impurity disinfection bin, a waste liquid collection bin, a waste liquid disinfection bin and a cooling bin, the stirring reaction bin is located on the upper portion of the case, the waste liquid collection bin is located on the lower portion of the stirring reaction bin, and the waste liquid disinfection bin is located on the lower portion of the waste liquid collection bin. The impurity disinfection bin is located on the lower portion of the stirring reaction bin, the cooling bin is located on the impurity disinfection bin, and an impurity conveying mechanism is arranged between the waste liquid collection bin and the impurity disinfection bin and comprises a valve, a conveying pipe, an adjusting switch, a screen pipe, a worm and a conveying motor. By means of the structure, impurities in biochemical waste liquid can be separated and treated, different types of biological waste liquid and chemical waste liquid are treated by adding different reagents, and the advantages of being convenient to collect, treat and transport the impurities, high in treatment efficiency and the like are achieved.

The invention relates to a cultivation method of halotolerant bacteria and application of the halotolerant bacteria in agriculture, the cultivation method comprises the following steps: S1, mixing straw, mushroom cultivation waste, livestock manure, inorganic salt and a culture medium matrix to obtain a biological waste-based culture medium; s2, respectively culturing pythium aphanidermatum and bacillus by adopting the biological waste material-based culture medium to obtain a composite strain liquid; s3, diatomite and the composite strain liquid are mixed, adsorbed and dried, and an intermediate product is obtained; s4, blending chitosan, phytanic acid and an activating agent, and reacting to obtain hydrophobic chitosan; s5, blending and stirring the intermediate product and hydrophobic chitosan to obtain the halotolerant bacteria. The hydrophobic chitosan is beneficial to stable storage of the halotolerant bacteria in a high-humidity environment, and reduces adverse effects such as growth inhibition among different halotolerant bacteria, so that the different halotolerant bacteria can achieve a synergistic effect, and the efficacy of the fertilizer is finally improved.

The utility model relates to the field of waste gas treatment and discloses a combined efficient biological waste gas purification device which comprises a pretreatment purification chamber, a primary purification chamber is arranged on the side wall of the pretreatment purification chamber, a secondary purification chamber is arranged on the side wall of the primary purification chamber, and a disinfection and sterilization chamber is arranged on the side wall of the secondary purification chamber. A first circulating water pipe is arranged on the side wall of the pretreatment purification chamber, a first water outlet pipe and a first water inlet pipe are arranged at the positions, close to the top of the pretreatment purification chamber, of the first circulating water pipe, mounting limiting plates are fixedly connected to the two sides of the inner wall of the primary purification chamber, and filter element plates are slidably connected to the inner sides of the mounting limiting plates. According to the utility model, particles such as larger dust in the waste gas can be mixed by adding the pretreatment purification chamber, so that the purpose of improving the working efficiency by preventing the particles such as larger dust from blocking the filter element plate to reduce the passing rate of the filter element plate is achieved.

A waste bag for biological waste from a blood analysis device is provided, as well as a cartridge including the waste bag, and a blood analysis device including the bag or the cartridge. The bag includes an envelope, a vent on an upper surface of the envelope for discharging gas, and an opening for receiving liquid waste and gas waste. The bag includes a superabsorbent polymer contained in the envelope, the superabsorbent polymer being in the form of beads.

The utility model relates to the technical field of waste gas treatment systems, in particular to a waste base blank drying waste gas treatment system. The waste gas treatment system is connected to an exhaust port of a drying room for drying bio-based blanks, and comprises a preheater, an SCR reactor, a spray tower, a first-stage activated carbon adsorber, a second-stage activated carbon adsorber, a fan and an exhaust funnel which are sequentially connected, wherein the preheater is used for heating dried waste gas; the SCR reactor is used for carrying out denitration treatment on the preheated gas; spraying liquid is arranged in the spraying tower and used for removing pollutants in waste gas, and the first-stage activated carbon adsorber and the second-stage activated carbon adsorber are used for adsorbing organic components in the waste gas. According to the utility model, oxynitride in the drying waste gas of the biological waste base blank is removed through the SCR reactor, then pollutants in the waste gas are removed through the spray tower, and finally organic components in the waste gas are adsorbed through the activated carbon adsorber, so that the waste gas is purified and then discharged, and the emission standard is met.

The invention relates to a method for detecting the content of petroleum hydrocarbon in biological waste residues, which comprises the following steps: firstly obtaining a cell substrate, then measuring the absorption peak of the cell substrate, marking the area of a first peak appearing near 9.2 THz as F1, marking the area of a second peak appearing near 10.6 THz as F2, and marking the peak intensity of an absorption peak appearing near 17.3 THz as f3; then measuring the absorption peak of the biological waste residue, marking the area of a first peak appearing near 8.9 THz as G1, marking the area of a second peak appearing near 16.5 THz as G2, and marking the peak intensity of the absorption peak of the second peak as g3; the peak intensity of an absorption peak appearing at 5.9 THz is marked as b1; the peak intensity of an absorption peak appearing at 11.9 THz is marked as b2; and finally, substituting the detected data into a formula, and calculating to obtain the content of petroleum hydrocarbon in the biological waste residues. The petroleum hydrocarbon content% (w / w) is equal to (G1-F base material)-a * (g3-(b1 + b2) / 2); wherein F base material is equal to g3 * (F1 + F2) / f3, a is a coefficient, and the value range of a is 0.2-0.25. The method is accurate and reliable in detection result, and effectively solves the problem of detection deviation in an existing detection method.

A crusher for biological waste recycling and treatment, which relates to the technical field of waste recycling and treatment, includes: an external housing, an upper filtering and dewatering part, and a lower crushing part; the upper filtering and dewatering part is fixedly installed inside the external housing, the external housing is attached to a predetermined installation area on the ground through a fastening mechanism, and there is an inlet above the external housing; the present invention improves the recycling rate of waste through multiple dehydration treatments of the waste, and can also perform multiple dehydration treatments according to the different water contents of the waste; the present invention improves the crushing effect through automatic crushing of the waste, and the present invention can also classify and collect wet and dry waste, facilitating manual post-treatment; the present invention can treat different types of wet and dry waste, improve the equipment adaptability, and reduce the cost of purchasing multiple devices.

The application relates to a cultivating method of salt-tolerant bacteria and agricultural application, and the cultivating method comprises the following steps: S1, mixing straw, mushroom cultivation waste, poultry manure, inorganic salt and culture medium matrix to obtain a biological waste-based culture medium; S2, respectively culturing pythium and bacillus by using the biological waste-based culture medium to obtain a compound bacterial strain liquid; S3, respectively mixing diatomite and the compound bacterial strain liquid, adsorbing and drying to obtain an intermediate product; S4, blending chitosan, phytanic acid and an activator, and reacting to obtain hydrophobic chitosan; and S5, blending and stirring the intermediate product and the hydrophobic chitosan to obtain salt-tolerant bacteria. The hydrophobic chitosan is beneficial to stable storage of the salt-tolerant bacteria in a high-humidity environment, reduces adverse effects such as growth inhibition between different salt-tolerant bacteria, and makes different salt-tolerant bacteria play a synergistic role, so that the efficiency of the fertilizer is finally improved.

A method includes directing fluid flow from a bioreactor to an external path of a re-circulation loop, separating cells from the medium and returning the cells to the bioreactor thereby leaving spent medium, depleting the spent medium of biological waste products, replenishing the spent medium with beneficial growth factors to thereby provide replenished medium, and directing the replenished medium back to the bioreactor to thereby complete the re-circulation loop such that recycling of the medium occurs. The replenishing of the spent medium with beneficial growth factors may occur within a medium collection reservoir. The method may further include monitoring the spent medium within the medium collection reservoir including temperature of the spent medium within the medium collection reservoir and pH of the spent medium within the medium collection reservoir.

Devices and methods herein remove water from human or animal biological waste fluids using one or more forward osmosis filters. The devices allow for the volume of liquid or semi-liquid waste, including potentially infectious liquid waste, to be filtered to reduce potential exposure of healthcare staff to infectious liquid waste. On a hospital, healthcare staff, or individual patient basis, removing water and concentrating the waste can reduce challenges in management and disposal of the waste. Devices herein use forward osmosis to manage and filter, using one or more suitably sized filter(s), biological fluid exudate from wounds. The devices can be constructed to transport water present in the exudate away from a wound. The wound treatment devices herein not only allow for fluid from wounds to be filtered but also provide structures that can protect wounds from external contaminants, including bacteria and viruses. The wound treatment devices can be incorporated into negative pressure wound therapy systems, if desired.

Method for the utilization of biological waste present in an area G in a plurality of storage facilities (20) comprising the following steps: a) Providing at least one waste collection vehicle (30) with a separation unit (40) with a compactor and a filter (50), b) Conveying the biological waste from the storage facilities (20) into at least one waste collection vehicle (30) c) Separation of the biological waste into an essentially liquid component and an essentially solid component using the separation unit (40) with a press and a filter (50), d) Removal of the substantially liquid component from the at least one waste collection vehicle (30) into a stationary storage facility (21) located in area G e) Transferring the essentially liquid component from the stationary storage tank (21) into a tank vehicle (22) f) Transporting the substantially liquid component by means of the tank vehicle (22) to a consumer g) Transporting the essentially solid component to a recycling facility.