73 results about "Biomass particle" patented technology

This utility model discloses a magnetic attraction device for a crusher used in low-pollution biomass pellet production, specifically relating to the field of magnetic attraction technology for crushers. It includes a support frame, with a magnetic attraction processing device for the biomass pellet crusher installed inside the upper end of the support frame. The magnetic attraction processing device comprises a crushing and feeding extraction component and a magnetic attraction processing component. Compared with existing technologies, this utility model uses a collection frame for collection. After collection, the collection frame can be moved out by pulling a handle. An automatic magnetic conveyor belt automatically rolls and transports materials for demagnetization and strong magnetic attraction, achieving adsorption of metals inside the biomass pellets. This greatly improves the practicality and ease of use of the entire device, reducing the difficulty of adsorption and waste collection.

This invention belongs to the technical field of gasification carbon production equipment, specifically a biomass pellet fuel gasification device, including a gasifier, a cyclone dust collector, an electrostatic precipitator, a dry filter, and a gas storage tank connected in series; it also includes a cooling and regulating mechanism. By setting up the cooling and regulating mechanism and utilizing the periodic docking of the cleaning nozzle, return pipe, and heat exchange channel, this invention achieves the directional transport of liquid and solid impurities that hinder heat transfer efficiency in the heat exchange channel. Therefore, during the long-term carbon production process, it not only maintains a stable cooling effect on the combustible gas, facilitating the subsequent separation of tar from the combustible gas, but also re-transports the cleaned products back to the gasifier, where the steam stream provides raw materials for the reduction process, and the tar can undergo high-temperature cracking again. This results in a reduction of the proportion of waste produced from biomass pellet fuel gasification carbon production and an increase in the combustible gas recovery rate.

The application discloses a returning material unit, and a double-fluidized bed reaction device applying the unit. The returning material unit is arranged between a combustion chamber and a gasification chamber in the double-fluidized bed reaction device and is used in a hydrogen production process of biomass raw materials. The returning material unit comprises a returning material chamber which is communicated with the gasification chamber or the combustion chamber through a feeding pipe. A first air distribution cavity is arranged at the lower part of the returning material chamber. A loosening chamber is arranged to receive bed material particles from the combustion chamber or the gasification chamber and to block gas. The middle and upper parts of the loosening chamber are separated from the returning material chamber through a partition plate. The bottom plate of the loosening chamber is arranged to be inclined towards the partition plate. A second air distribution cavity is arranged at the lower part of the loosening chamber. The returning material unit can reduce the possibility of gas channeling between hydrogen-rich synthesis gas and flue gas and reduce the fluidized dead zone while ensuring the hydrogen production rate. The structure design of the gasification chamber of the double-fluidized bed reaction device can make the solid particles realize local core-annular flow circulation, and the heat transfer between the bed material particles and the biomass particles is enhanced.

This invention provides a biomass pretreatment method using a steam-coupling twin-screw extruder, along with cellulose-containing biomass and its applications. The biomass pretreatment method includes the following steps: sequentially subjecting pre-softened biomass raw materials to steam treatment and twin-screw extrusion crushing to obtain biomass particles; the biomass particles are then subjected to a cooking reaction to obtain cellulose-containing biomass. This invention utilizes the synergistic effect of steaming and twin-screw extrusion crushing to overcome the mass transfer resistance of dense wood with low energy consumption, aiming to solve the problems of dense forest biomass structure, high energy consumption in traditional pretreatment methods, and difficulty in chemical penetration. This process can effectively reduce the amount of chemicals used to achieve efficient and directional separation of components, fully adapting to the needs of low-cost, continuous industrial production.

The application discloses a hot blast furnace for biomass particles and belongs to the technical field of hot blast furnaces. The hot blast furnace comprises a shell, a hearth is arranged in the shell, a feeding port and an air inlet are sequentially arranged on the side wall of the hearth from top to bottom, a partition plate is horizontally and fixedly installed on the inner side wall of the hearth, the partition plate is provided with a mounting hole penetrating through the partition plate, a servo motor drives a scraper to move, and the scraper scrapes the surface of a supporting plate during the movement of the scraper, so that the ash accumulated on the surface of the supporting plate can be pushed and spread, the probability that the ash naturally passes through the ash discharging port and falls is increased, the ash is prevented from being left on the surface of the supporting plate to cause coking, the ash discharging port is prevented from being blocked, the combustion-supporting gas under the supporting plate can pass through the ash discharging port and enter a combustion zone to burn, the thermal efficiency of the hot blast furnace is ensured, the biomass particles accumulated together can be dispersed during the movement of the scraper, and the area of the biomass particles exposed to the outside is increased.

The utility model relates to the technical field of particle extrusion forming, particularly to a biomass particle extrusion forming device, which is provided with a turnover mechanism connected in the middle and cooperates with a vibrating mechanism to discharge materials, reduces the running load, improves the discharging efficiency, increases the reliability, and comprises an outer frame, an extrusion oil cylinder, a telescopic rod, an extrusion die, a turnover drive motor, a speed reducer, a synchronous shaft, a rotation constraint sleeve, an outer frame two, a connecting spring, a press groove frame and a vibration source, the top middle part of the outer frame is connected with the bottom side of the extrusion oil cylinder, the output end of the extrusion oil cylinder is vertically and slidingly connected with the outer side of the telescopic rod, the output end of the speed reducer is connected with the outer end of the left synchronous shaft, another group of synchronous shafts are rotationally connected with the right middle side in the inner part of the outer frame through the rotation constraint sleeve, the two groups of synchronous shafts are coaxially connected in the middle part of the left and right sides of the outer frame two, the inner side of the outer frame two is connected with the outer side of the press groove frame through a plurality of groups of connecting springs, the vibration source is arranged in the middle part of the bottom side of the press groove frame, and an auxiliary fixing mechanism is further arranged between the press groove frame and the outer frame.

The utility model discloses the technical field's biomass granule type fracturing rock pipe structure of rock breaking, including the flexible film cover of both ends closed, the flexible film cover is filled with the paper roll and biomass granule from bottom to upward interval in, still include from the liquid filling guide pipe, electric ignition device and exhaust pipe of its inside of penetrating into the top of flexible film cover. Through adopting biomass granule as the adsorption combustion agent of fracturing rock pipe, the problem of relatively high price of paper roll, and relatively low explosive force etc. is solved. And the addition of a small amount of paper roll as an igniter, ensure the quick ignition of biomass granule, the liquid filling effect is ensured while the liquid filling guide pipe ring support frame improves the rock breaking effect.

The utility model relates to packing device technical field discloses a kind of packing devices for biomass pellet fuel, including L-shaped pedestal, the side of L-shaped pedestal top is equipped with rectangular hole, and the both ends between rectangular hole are fixedly connected with slide bar, and the same moving plate is slidably sleeved on the circumferential surface of two slide bars, and the both ends of moving plate are fixedly sleeved with the slide sleeve compatible with slide bar, and the both sides of moving plate top are provided with support mechanism, and support mechanism includes the rectangular vertical frame of fixed connection in the moving plate top, and the same guide rod is fixedly connected between the top and bottom of rectangular vertical frame, and the slider is slidably sleeved on guide rod, and the side of slider close to L-shaped pedestal middle part is fixedly connected with U-shaped rod, and the both ends of the both sides of U-shaped rod are fixedly connected in hook.The utility model, realized without manual support nylon bag, alleviate manpower burden, optimize work flow, greatly improve work efficiency.

The utility model is suitable for the technical field of biomass fuel processing, provides a kind of biomass granular fuel production and processing equipment, including support seat, for supporting installation to processing component and sorting component, processing component is used to process biomass granular fuel, processing component includes processing shell, fixed mounting is in support seat, processing motor, fixed mounting is in processing shell, the output shaft of processing motor is connected with processing shaft through transmission mechanism, processing shaft is rotatably matched with processing shell, by the setting of processing component, to realize when biomass granular fuel is produced, the size of biomass granular fuel production can be adjusted at any time according to the demand of granular fuel use, the production of biomass granular fuel is more flexible, by optimizing production process, not only the efficiency of production process is improved, but also production cost can be greatly reduced, and equipment investment cost is reduced, space and energy consumption are saved.

This invention relates to the field of biomass pellet fuel transportation technology, and discloses a method and system for optimizing biomass pellet fuel transportation routes. By introducing mechanisms such as real-time data perception, quality risk quantitative assessment, dynamic task rescheduling, and multi-objective optimization, it can effectively cope with uncertainties in the transportation process, ensure the transportation quality and timeliness of biomass pellet fuel, significantly improve logistics efficiency, and reduce operational risks.

This invention discloses a shockwave cyclone reactor and method for biomass flash pyrolysis. The reactor is a tubular structure and includes at least: a shockwave preheating section, which includes a tubular shell and a rotating shaft disposed within the shell, with a circumferential gap between the rotating shaft and the tubular shell forming a gas channel; the gas channel is provided sequentially along the gas flow direction by: a first stator for initial acceleration of the process gas, a rotor for accelerating the process gas to supersonic speed, and a second stator for generating shockwave losses and rapidly raising the temperature of the process gas; a biomass particle inlet is located downstream of the shockwave preheating section and arranged tangentially along the circumference of the tubular reactor, for mixing the biomass particles with the shockwave-heated gas; guide vanes for forming a cyclone are provided between the biomass particle inlet and the shockwave preheating section; a pyrolysis section is located below the biomass particle inlet and includes a cylindrical section and a conical section; the biomass particles and high-temperature gas form a cyclone in the cylindrical section, pyrolysis is performed in the cyclone state, and gas-solid separation is performed in the conical section.

The utility model discloses a biomass granule granulator of even discharging relates to biomass granule granulator technical field, the utility model discloses a work table is provided with the discharging mechanism and the stirring mechanism on the work table, the top fixed connection of work table has the support frame no.

This utility model discloses a dustproof conveying device, relating to the field of biomass pellet processing technology. It includes a conveyor frame, with a first motor fixedly installed on the outside of the conveyor frame. Two symmetrical conveying rollers are rotatably connected inside the conveyor frame. The output end of the first motor is connected to one end of each conveying roller. A conveyor belt is fitted onto the two conveying rollers, and several sieving holes are evenly distributed on the conveyor belt. This utility model sieves the biomass raw materials through the sieving holes, and the fine particles slide along the inclined surface of the receiving hopper into the conveying pipe. A second motor is started to rotate the auger, conveying the fine particles through the discharge pipe to the discharge end. Simultaneously, the first motor is started to directly convey larger particles to the discharge end via the conveyor belt. By sieving and conveying the biomass raw materials, small particles are prevented from being exposed, thereby reducing dust generation during conveying and ensuring a clean and tidy production environment.

1. The name of the design product: biomass hot blast furnace. 2. The use of the design product: hot blast furnace for burning biomass particles. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1. 5. The bottom of the design product is the part that is not easy to see or cannot be seen during use, and the top view is omitted; the top of the design product is the part that is not easy to see or cannot be seen during use, and the bottom view is omitted.

The present application belongs to the technical field of low-carbon sintering, and aims at the problem of large sintering carbon emission caused by large fossil energy consumption in the existing sintering process.The present application discloses a low-carbon sintering method, which can significantly improve the utilization efficiency of biomass and greatly reduce the consumption of fossil energy while ensuring the sintering quality by crushing, screening and grading biomass for different particle sizes to make biomass particles participate in the sintering process.In particular, combustible gas and gasification slag are obtained by gasifying medium-particle biomass, the gasification slag can be used as a sintering raw material for batching, and the combustible gas is blown onto the surface of the sintering mixture for roasting;large-particle biomass is arranged on the surface of the sintering material to assist ignition and roasting of the sintering material;and small-particle biomass is used as ignition fuel.This method can utilize all biomass after special pretreatment in the sintering process, effectively improve the utilization rate of biomass, significantly reduce the consumption of fossil energy in the sintering process, and realize low-carbon sintering.

The utility model belongs to the technical field of biomass particle steam generator, especially relates to semi -reclining full -automatic biomass particle steam generator, including frame, the top of frame is installed with combustion bin, evaporative bin and preheating bin, the inside installation of combustion bin has feed pipe, the bottom fixed connection of feed pipe has connecting frame, one end of feed pipe penetrates connecting frame, both sides of connecting frame all install vertical water -cooling pipe, and vertical water -cooling pipe equidistance arrangement sets up, the bottom fixed connection of vertical water -cooling pipe has connecting pipe, and both ends of multiple vertical water -cooling pipes are connected with connecting pipe through connecting frame respectively. This semi -reclining full -automatic biomass particle steam generator, through vertical water -cooling pipe, can make full use of the heat generated by fuel combustion, and cooperate with the design of semi -reclining combustion chamber, so that the fuel can more fully react with air during combustion, improve the thermal efficiency, so as to reduce the energy consumption of fuel.

A passive hydrodynamic apparatus and method for harvesting marine biomass from ambient currents. The apparatus includes a non-sieving retention object comprising a porous 3D network of fibres having a fibre volume fraction (solidity) of less than 5% relative to an envelope volume defined by outer boundaries of the network inside the current. The fibres comprise surface functionalisation and have a fibre diameter of between about 1 micron and about 3000 microns, defining effective void spaces significantly larger than the target biomass particles. Retention is mediated by surface interactions rather than mechanical obstruction, allowing for high capture efficiency of microscopic particles (e.g., phytoplankton) with minimal drag (e.g., drag coefficient is less than 300 at 6 cm / s). A mechanical harvester featuring a sacrificial agitating element may be included to continuously recover biomass while preserving the retention fibres.

The utility model discloses a kind of biomass particle processing is prevented jamming pellet press, belong to biomass particle processing technical field, its technical scheme main point includes pellet press body, the pellet press body includes base, driving part, pellet chamber, feed hopper and discharging shell, the inner chamber of the feed hopper is provided with auxiliary feeding assembly, the top of the discharging shell is provided with auxiliary drying assembly, it solves the pellet press of existing biomass particle processing usually lacks auxiliary feeding stirring structure, when biomass raw material enters feed hopper, raw material is easy to accumulate and jam at the junction of feed hopper and pellet chamber, so that raw material is difficult to smoothly enter pellet chamber and carry out pelletizing operation, and part of biomass raw material with greater humidity is easy to adhere to feed hopper inner wall, further aggravate feeding difficulty, and existing pellet press lacks auxiliary drying structure in discharging link, after biomass particle pelletizing forming, if particle humidity is greater, it is difficult to maintain stable shape.

This utility model discloses a pellet mill for producing biomass pellets, specifically relating to the field of biomass pellet production technology. It includes a pellet processing machine with a biomass pellet collection auxiliary device at its front end. This device comprises a positioning and feeding collection component and a feeding protection component. Compared to existing technologies, this utility model, through a biomass pellet mill, uses a telescopic feeding sleeve whose lower end, after extension and retraction, is fitted with a sealing cover that connects to the upper end of the collection frame for sealing. This effectively prevents the spread of feeding smoke and leakage during collection. Furthermore, the coordinated operation of the positioning and feeding collection component and the feeding protection component significantly enhances the integrity of the feeding process, preventing feeding failures caused by incorrect feeding alignment.

The application provides a multi-mode adaptive flame detection system and method, and relates to the technical field of flame detection. The system comprises a sensing module for collecting ultraviolet light signals and infrared light signals in a flame signal, which are denoted as flame detection signals; a signal processing module for performing flame identification according to the flame detection signals and determining the type of the flame; a mode selection module for selecting a flame detection algorithm matched with the type of the flame according to the type of the flame, and detecting the flame; and a cooling module for cooling the sensing module. The application can identify the type of fuel in real time according to the characteristics of the flame signal, and can adapt to different fuels such as gas, light oil, coal powder or biomass particles without manual replacement of hardware, so that reliable monitoring of multi-fuel combustion can be realized by a single detection system.

This invention relates to the field of biomass fuel equipment technology, specifically disclosing biomass fuel derived from urban septic tank sludge and its preparation method, including the following steps: S1, removing floating impurities to obtain a sludge-water system; S2, adding modified magnetic particles to the sludge-water system, and then removing the modified magnetic particles from the sludge-water system by magnetic separation; S3, deodorizing: adding a composite deodorizing agent to the sludge-water system, the composite deodorizing agent including microorganisms, sodium chloride, and plant extracts; and discharging the odor generated by fermentation through negative pressure; S4, adding an antibiotic removal agent to the fermented sludge-water system; S5, dewatering by pressure filtration to obtain fecal residue; and S6, mixing the fecal residue with biomass particles to obtain biomass fuel. This invention achieves deodorization and removal of heavy metals by pretreating urban septic tank sludge, and the biomass fuel prepared using it can reduce secondary pollution and reduce odor emissions.

The utility model discloses an anti-blocking feeding device of a biomass particle boiler, and relates to the technical field of mechanical engineering. An anti-blocking feeding device of a biomass particle boiler comprises a supporting base, a feeding bin and a connecting box, a filtering assembly is arranged on the connecting box and comprises a feeding box, a fixing plate, a screen, a discharging plate and a collecting box, materials in the filtering assembly enter from a feeding port of the feeding box, and due to the fact that the screen is obliquely arranged in the feeding box, the filtering assembly is arranged on the supporting base; materials slide downwards along the surface of the screen mesh under the action of gravity, meanwhile, the vibration motor is started, vibration generated by the vibration motor is transmitted to the feeding box and the screen mesh, so that the screen mesh vibrates at high frequency, the materials continuously jump and slide on the screen mesh under the action of vibration, and the materials meeting the aperture requirement of the screen mesh penetrate through the screen mesh. And impurities in the materials cannot penetrate through the screen, so that the impurities are effectively prevented from entering the boiler feeding bin to block the feeding channel, and the practicability and the reliability of the equipment are further improved.

The application relates to the technical field of SAF preparation, in particular to a biomass gasification SAF preparation process and device, which comprises a gasification furnace, a condensing device, an SAF synthesizing device, a hydrogenation isomerization device, an SAF separating device, an electrolytic water device and a waste heat power generation device. The method produces synthesis gas by gasifying biomass particles through a double-flow fluidized bed gasification furnace, produces hydrogen and oxygen by driving an electrolytic water hydrogen production device through renewable energy, provides oxygen to the gasification furnace, generates crude SAF by one-step F-T reaction of the synthesis gas and the hydrogen, and generates qualified SAF and biodiesel by hydrogenation isomerization and separation. The hydrogen produced by electrolytic water can be liquefied and stored through a liquid hydrogen device, hydrogen is supplemented according to the renewable energy condition, and the stability of hydrogen supply is adjusted. The method has the characteristics of simple process flow, low device operation energy consumption, good economy and the like, and has the advantages of liquid hydrogen energy storage and renewable energy fluctuation adaptation.

A biomass pellet fuel conveying device with agglomeration and cooling function includes a conveying structure, which is equipped with a feeding structure and multiple sets of air-cooling structures. The conveying structure includes symmetrically arranged support frames, on which are mutually cooperating conveyor rollers. Each conveyor roller has agglomeration sections, and a cooperating conveyor belt is fitted onto the cooperating conveyor rollers. The conveyor belt has agglomeration trough that cooperates with the agglomeration sections. The conveyor rollers are connected to the output end of a drive motor, which is connected to the support frame via a fixed base. This structure enables rapid air cooling during material feeding and conveying, preventing the finished biomass pellet fuel from absorbing moisture and ensuring product quality. During conveying, the agglomerates and gathers, ensuring stable and precise conveying connections and preventing material from rolling and falling during transport. The guiding rollers during feeding not only prevent material accumulation but also effectively disperse the material, facilitating air cooling and making it highly practical.

The present application belongs to the technical field of surface treatment of metal base material and biomass particle composite electrodeposition, and discloses a preparation method of AZ91D magnesium alloy surface nickel base nano pearl powder composite electrodeposition layer. The cathode adopts a magnesium alloy sample after chemical pre-deposition, the anode adopts a nickel plate with mass fraction greater than 99%, both are connected to the negative pole and the positive pole of the pulse power source respectively, are immersed in the pre-configured electrodeposition liquid and placed in an ultrasonic generator for electrodeposition, and the ultrasonic generator works in a variable frequency mode. The formed deposition layer has smooth appearance, compact and uniform, the hardness is increased by 20 times to 22 times compared with the magnesium alloy substrate, increased by 1.3 times to 1.6 times compared with the pure nickel layer on the magnesium alloy surface electrodeposition, and the self-corrosion current density is decreased by 2 orders of magnitude to 3 orders of magnitude compared with the magnesium alloy substrate.

This utility model belongs to the field of burner technology, specifically relating to a biomass pellet burner, including a combustion chamber and an upper shell. The lower port of the upper shell is fixedly installed at the upper port of the combustion chamber, and the upper port of the upper shell serves as a feeding port. A screen plate is installed on the lower side of the combustion chamber. Vertical plates are movably mounted on at least one side of the outer side of the upper shell, and these vertical plates can be lowered and fixed within the combustion chamber. The combustion space enclosed between the vertical plates is smaller than the total volume of the combustion chamber, or the volume of the combustion space enclosed by the vertical plates and the inner wall of the combustion chamber is smaller than the total volume of the combustion chamber. The vertical plates, movably mounted on at least one side of the outer side of the upper shell, can be lowered and fixed within the combustion chamber. The newly enclosed combustion space is smaller than the total volume of the combustion chamber. A smaller combustion space results in a slower combustion rate for the pellet fuel, allowing for a longer combustion time. This allows for selection of a suitable combustion space based on actual flame requirements, making the burner more flexible in use.

1. The name of the design product: granular combustor (biomass). 2. The use of the design product: the design product is used for biomass granular fuel combustion in a wood-burning stove. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: Fig. 1. 5. Other circumstances that need to be explained: A part in Fig. 1 and B part in Fig. 2 are made of transparent material.

The utility model belongs to ash disposal equipment technical field especially a kind of biomass granule combustion boiler ash disposal machine, for the ash taken out in hearth, need to be crushed and pulverized, however, coking phenomenon is easy to appear in hearth when biomass granule burns, and the coke block formed becomes hard after cooling, resulting in that pulverization effect is not ideal, and it is not conducive to subsequent processing operation, and the following scheme is presented, including box, the top of box is not closed and is set, the notch of box top is fixedly connected with feeding hopper, the bottom of box is fixedly connected with base, and box is equipped with the first synchronous wheel and second synchronous wheel matched with each other. The utility model in use, through the cooperation of crushing assembly and rolling assembly, the coke block can be fully crushed and rolled, so that the granularity of ash is more fine, and the pulverization effect is significantly improved;The design of screening assembly makes the processor realize the granularity grading of ash, and facilitates subsequent processing operation.

The utility model relates to the technical fields of mesh belt drying machine, especially to a kind of biomass pellet hot blast furnace mesh belt drying machine, it is transferred to the next level mesh belt by biomass pellet gradually slowly, avoid biomass pellet breakage, improve forming quality;Including drying cabinet, mesh belt mechanism one, mesh belt mechanism two and mesh belt mechanism three;Still include two transfer mechanisms, and transfer mechanism is used to catch and transfer biomass pellet to mesh belt mechanism two or mesh belt mechanism three;Transfer mechanism includes shaft, multiple radial rods, two rings, multiple hoppers, shaft is rotatably installed in the drying chamber of drying cabinet, multiple radial rods are evenly installed in the circumference of the both ends of shaft, the outer end of multiple radial rods is connected with two rings respectively, two rings are concentrically arranged with shaft, the both ends of multiple hoppers are movably connected with two rings respectively, the bottom of multiple hoppers is respectively in frictional contact with mesh belt mechanism one or mesh belt mechanism three.