41 results about "Trickling filter" patented technology

The utility model relates to the technical field of trickling filter tower, concretely relates to a kind of low concentration VOCs waste gas high-efficiency biological trickling filter tower, including trickling filter tower shell, the bottom end of trickling filter tower shell is fixedly connected with water pump, one end of water pump is fixedly connected with first delivery pipe, the side of first delivery pipe is fixedly connected with several second delivery pipes, the inner wall of trickling filter tower shell is sequentially fixedly connected with first packing layer, second packing layer and third packing layer from top to bottom, several second delivery pipes and first packing layer, second packing layer and third packing layer are staggered distribution, first packing layer is cylinder, and second packing layer includes cylinder and cone.Compared with prior art, the present application improves the uniformity of waste gas entering the second packing layer, ensures the treatment effect of the second packing layer on the waste gas, and the waste gas passing through the second packing layer enters the first packing layer, so that the first packing layer re-treats the waste gas, improving the treatment efficiency and quality of VOCs waste gas.

1. The name of the design product: shower dripper. 2. The use of the design product: the shower dripper in hand-pouring coffee is an auxiliary tool for making hot water more evenly dispersed on coffee powder during the brewing process, thereby improving the consistency of extraction. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The utility model discloses a bio-trickling filter tank filled with ceramsite filter materials, which comprises a tank body, and the tank body internally comprises a water distribution area, a filler area and a water production area which are separated by a jacking layer and a bearing layer and are communicated with one another from top to bottom; a water inlet pipe and a water outlet pipe of the tank body are respectively communicated with the top and the bottom of the tank body; a self-rotating water distributor connected with the water inlet pipe is mounted in the water distribution area and is used for uniformly distributing sewage entering through the water inlet pipe onto the filler area; the filler area is filled with a ceramsite filter material for microbial biofilm formation and is used for purifying sewage uniformly distributed in the filler area; the water producing area is used for collecting clear water purified by the filler area, and the collected clear water is discharged through a water outlet pipe. The biological trickling filtration tank adopts an integrated structure, the civil engineering cost can be reduced, the ceramsite filter material is light in weight and low in price, the sewage treatment effect is good, rural domestic sewage can be conveniently and movably treated, and the possibility that equipment is idle is reduced.

The utility model relates to the technical field of bio-trickling filters, and discloses a bio-trickling filter with ultraviolet light, which comprises a trickling filter, a movable component is arranged on the inner side of the trickling filter, and the movable component is used for flexibly adjusting and replacing reaction materials in the trickling filter. According to the bio-trickling filter with the ultraviolet light, the movable assembly is installed, a mounting position can be provided for the structure on the inner side through the movable frame, the stability of the movable frame can be further improved through the connecting support, and the porous tray on the inner side can provide support for the biological filler; the contact surface between the movable frame and the trickling filter tower is in a tight connection state, force needs to be applied during mounting and dismounting, the sealing performance of the connection area can be kept after combined mounting, the ultraviolet lamp is arranged in the trickling filter tower, waste gas can be further sterilized, and the trickling filter tower can be flexibly dismounted to maintain and replace the internal structure by arranging the movable assembly.

The invention relates to the technical field of environmental protection, in particular to an energy-saving biological deodorization spray water adjusting device integrating real-time monitoring of pH value. Comprising a trickling filter body, and a liquid storage tank, a multi-union pump, an air inlet valve and a water replenishing valve are arranged on the side wall of the bottom of the trickling filter body. The device can monitor the PH value, the salt concentration, the liquid level height and the like in the circulating water tank, when the PH value is alkaline or acidic, the acid solution or the alkaline solution pre-stored in the liquid storage tank is pumped into the circulating water tank by controlling the multi-union pump, hydrogen ions or hydroxyl ions are provided for PH value adjustment, and the pH value is adjusted. The water in the circulating water tank is always kept in a neutral state, and when the salt concentration is too high, the salt concentration is reduced in a manner of supplementing water and diluting or discharging supplemented water in combination with the height of the liquid level, so that the neutral growth environment of microorganisms is accurately maintained, the deodorization efficiency is improved, frequent water discharging and supplementing can be avoided, and the waste of water resources is reduced.

The invention relates to the technical field of VOCs waste gas purification treatment of oil and gas field produced water, in particular to a treatment device for VOCs waste gas discharged from oil and gas field produced water and a waste gas treatment method of the treatment device. An ultraviolet photolysis and power device is communicated with a VOCs waste gas input pipeline, and a pressurized waste gas output pipeline is communicated between the ultraviolet photolysis and power device and a biological purification trickling filter device; a circulating liquid input pipeline is communicated between the biological purification trickling filter device and the ultraviolet photolysis and power device, a circulating liquid output pipeline is communicated between the ultraviolet photolysis and power device and the biological purification trickling filter device, and the biological purification trickling filter device is communicated with a purified standard waste gas discharge pipeline. An ultraviolet photolysis oxidation technology is used as a pretreatment process, and then purified standard waste gas is obtained through a biological treatment process. The VOCs waste gas in the produced water of the oil and gas field is treated by adopting a green and environment-friendly process technology, the process is simple, the treatment efficiency is high, and the VOCs treatment cost of an enterprise is reduced.

The present application belongs to the technical field of environmental protection, and particularly relates to a high-concentration odor combined treatment device and method for kitchen waste. The odor pretreatment unit of the treatment device comprises an alkali washing tower and an acid washing tower, and the outlet of the alkali washing tower is connected to the inlet of the acid washing tower. The odor biological treatment unit is a combined biological filter tank, which comprises a biological trickling filter section, a pre-washing section and a biological filter section connected in series, and the inlet of the biological trickling filter section is connected to the outlet of the acid washing tower. The odor deep treatment unit comprises a double-mediator barrier low-temperature plasma equipment, a delay oxidation tower and a spraying tower connected in series, and the inlet of the double-mediator barrier low-temperature plasma equipment is connected to the outlet of the biological filter section. The double-mediator barrier low-temperature plasma equipment is used for removing residual refractory odor substances in the gas. The delay oxidation tower is used for prolonging the gas residence time, and the spraying tower is used for the final purification of the gas. The present application can efficiently and accurately remove odor-causing substances, and the treated gas can meet the environmental protection requirements.

This product is a pouring nozzle that is attached to the spout of a coffee maker, and the hot water discharged from the spout is poured into the dripper via the pouring nozzle.

This product is a pouring nozzle that is attached to the spout of a coffee maker, and the hot water discharged from the spout is poured into the dripper via the pouring nozzle.

The invention discloses a pipeline type multi-stage biological deodorization device which comprises a bio-trickling filter structure section, a connecting device, a pre-wetting structure section and a fine treatment structure section, and the connecting height of the bio-trickling filter structure section and an odor output pipe can be adjusted through the bio-trickling filter structure section; the connecting device is arranged at the rear end of the top of the bio-trickling filter structure section; the pre-wetting structure section is arranged at the left moving end of the connecting device; the biological filtration fine treatment structure section is arranged at the right side moving end of the connecting device and can drive a center component in the top of the biological trickling filtration structure section to rotate and stir in a limiting manner, and the connecting device can drive the pre-wetting structure section and the biological filtration fine treatment structure section to synchronously expand and contract; the fillers in the left end and the right end of the top of the bio-trickling filter structure section are clamped and fixed; in conclusion, flexible adjustment, linkage and quick connection and disconnection of the structural sections are achieved through multiple assemblies, and the odor purification quality and the deodorization efficiency are high.

This product is a pouring nozzle that is attached to the spout of a coffee maker, and the hot water discharged from the spout is poured into the dripper via the pouring nozzle.

The invention relates to a waste derived fuel low-temperature drying technology, and belongs to the technical field of waste treatment and energy utilization. Feeding the waste derived fuel into a drum-type drying device; the cement kiln tail flue gas is introduced into the drum-type drying device through the cement kiln tail flue gas waste heat recovery pipeline and used for drying moisture in the waste derived fuel; wet and hot flue gas generated by drying firstly enters a pulse bag-type dust collector to remove particulate matters and then enters a bio-trickling filter filled with composite modified activated carbon fibers to remove VOC, and purified tail gas is circulated back to the front end of the drying device; the dried waste derived fuel is directly conveyed to a cement kiln to be used as alternative fuel; the water content in the waste derived fuel can be reduced, the low-level heating value of the waste derived fuel can be increased, meanwhile, the concentration of VOC in flue gas can be remarkably reduced, flue gas pollutant emission is effectively controlled, and the regional environment quality is improved.

The application discloses a pipeline type multi-stage biological deodorization device, which comprises a biological trickling filter structure section, a connecting device, a pre-wetting structure section and a fine treatment structure section. The biological trickling filter structure section can adjust the connecting height with an odor output pipe. The connecting device is arranged at the top rear end of the biological trickling filter structure section. The pre-wetting structure section is arranged at the left moving end of the connecting device. The biological filtration fine treatment structure section is arranged at the right moving end of the connecting device. The biological filtration fine treatment structure section can drive the central part in the top of the biological trickling filter structure section to limit rotation stirring. The connecting device can drive the pre-wetting structure section and the biological filtration fine treatment structure section to expand and contract synchronously, and clamp and fix the fillers in the left and right ends of the top of the biological trickling filter structure section. Through the multi-component structure, the flexible adjustment and linkage and the quick disconnection of the structure section are realized, and the quality and deodorization efficiency of the odor are efficiently purified.

The present invention discloses systems and methods for optimized liquid cooling of data centers, featuring trickling filter towers for and biological oxygen demand (BOD) reduction in support of supplying non-potable water for evaporative cooling. A combination of e-pumps, flow sensors, and advanced controllers ensures continuous adaptation to fluctuating compute loads, weather conditions, and time-of-use (TOU) energy pricing. The approach mitigates reliance on remote data center load shifting, reduces operational costs, and preserves local water and energy resources. The invention also tolerates power fluctuations and minimal flow conditions, safeguarding critical cooling functions and biofilm viability with minimal energy consumption. As a result, data centers benefit from a resilient, efficient cooling infrastructure that integrates wastewater treatment and evaporative cooling, sustaining performance even under significant heat loads or resource constraints.

Device (10) for water treatment, comprising a gas-tight closed cylindrical container (20) extending in a horizontal plane, having a first end and a second end arranged opposite the first end, a liquid inlet (30) arranged at the first end of the container (20) for supplying water to be treated to the container (20), a liquid outlet (40) arranged at the second end of the container (20) for discharging treated water from the container (20), a gas inlet (50) arranged at the second end of the container (20) for supplying oxygen to the container (20), and a gas outlet (60) arranged at the first end of the container (20) for discharging gas released from the water from the container (20).a shaft (70) extending horizontally in the container (20) with a plurality of spaced-apart trickling filter disks (80) arranged non-rotatably on the shaft (70) and a motor (90) connected to the shaft (70) for driving the shaft (70).

This utility model belongs to the field of biological trickling filtration technology, specifically a biological trickling filtration device, including a tower box; a set of through grooves is opened on the tower box; packing components are arranged in the through grooves; an air outlet pipe is fixedly connected to the top of the tower box; an air inlet pipe is fixedly connected to the side wall of the bottom of the tower box; a liquid outlet pipe is fixedly connected to the bottom of the tower box; a set of spray components is arranged inside the tower box; a set of perforated plates is fixedly connected to the inner wall of the tower box, and the perforated plates are located above the through grooves; the spray components are located above the perforated plates; this utility model provides a biological trickling filtration device to solve the problem of clumping of existing packing materials.

The utility model relates to a kind of ozone catalysis coupling biological trickling filter's gas treatment device for low temperature environment.The device includes biological trickling filter tower, and the first filler layer is equipped in biological trickling filter tower, and heating structure is equipped on biological trickling filter tower, trickling filter tower air inlet and trickling filter tower air outlet.The ozone catalysis device is connected with trickling filter tower air inlet.The ozone catalysis device includes ozone catalysis tower and ozone treatment tower, and ozone catalysis tower includes catalytic tower body, and ozone catalysis filler is equipped in catalytic tower body, and the lower portion, the upper portion of catalytic tower body is respectively provided with first air inlet and first air outlet.Ozone treatment tower includes treatment tower body, and ozone treatment filler is equipped in treatment tower body, and the lower portion, the upper portion of catalytic tower body is respectively provided with second air inlet and second air outlet.Ozone catalysis tower, ozone treatment tower and biological trickling filter tower are sequentially communicated.The degradation VOCs is treated by ozone catalysis and biological trickling filter tower coupling, to improve the role of high-efficiency degradation VOCs waste gas under low temperature environment.

The utility model discloses biological treatment equipment for inspection and maintenance gas. The biological treatment equipment comprises a biological trickling filter and a biological catalase tower, a trickling filtration module and a spraying pipeline positioned above the trickling filtration module are arranged in the bio-trickling filtration tower; a biological catalase module and a demisting module are arranged in the biological catalase tower, the biological catalase module is arranged above the demisting module, and the demisting module is arranged above the air inlet connector. According to the application, the bio-trickling filter and the bio-catalase tower are combined, the bio-trickling filter is used for front-end treatment to remove most easily degradable pollutants and reduce the concentration of pollutants in waste gas, and the bio-catalase tower is used for rear-end deep treatment to further adsorb residual refractory pollutants and peculiar smell substances; therefore, more efficient and more thorough purification of the inspection and maintenance gas is realized.

This invention discloses a multi-stage wastewater purification device and a water distribution apparatus, relating to the field of wastewater treatment technology. The multi-stage wastewater purification device includes, from top to bottom, a coagulation and sedimentation module, a water distribution module, a biological trickling filter module, a deep filtration module, and a clean water collection module. The biological trickling filter module includes a trickling filter cylinder with filter plates at both ends. Biological packing material is filled between the two filter plates. Spherical groove seats are evenly embedded on the top filter plate, and ball seats are rolled within the spherical groove seats. A receiving groove is opened at the top of the ball seats, and a floating rod slides through the bottom of the receiving groove. A stop bar that slides with the receiving groove is provided at the top of the floating rod, and a float is provided at the bottom of the floating rod. This invention can actively trigger physical intervention when water accumulation occurs, reducing equipment maintenance costs and improving equipment operating efficiency. Furthermore, when the biological packing material becomes caked or clogged, differentiated treatment can be performed according to the degree of clogging at different radial locations.

This product is a pouring nozzle that is attached to the spout of a coffee maker, and the hot water discharged from the spout is poured into the dripper via the pouring nozzle.

This invention discloses an integrated biological trickling filtration ammonia removal method and apparatus, comprising the following steps: S1: Inoculating the biological trickling filter layer with aerobic activated sludge and the ammonia nitrogen conversion layer with anaerobic ammonia oxidation granular sludge, and cultivating them using a circulating biofilm method; S2: Introducing ammonia-containing waste gas, periodically replacing the circulating liquid and adding nutrients; S3: Stopping the replacement of the circulating liquid and instead periodically replenishing with fresh nutrient solution; S4: Reducing the inlet ammonia concentration, completing the acclimatization; S5: Stable operation of synergistic denitrification: closing the leachate discharge hole, allowing the leachate flowing out of the biological trickling filter layer to flow by gravity into the ammonia nitrogen conversion layer, controlling the hydraulic retention time and effluent recirculation ratio of the ammonia nitrogen conversion layer to achieve integrated synergistic denitrification. This application achieves deep denitrification, completely solving secondary pollution. Through the built-in anaerobic ammonia oxidation unit, the total nitrogen removal rate reaches over 90%, avoiding secondary pollution of nitrogen-containing wastewater.

The invention relates to a symbiotic utilisation system, symbiosis between a trickling filter and agricultural, sports, or recreational green spaces, designed in three parts: a lower part (20) for drainage and treatment, formed by a waterproofed basin, preferably filled with gravel, with a lower drain (19) for the outflow of water and its subsequent recirculation; an intermediate part (21) consisting of gravel with a finer grain size than that in the lower section, which houses an underground water application system with automatic cleaning; and an upper part (22) formed by a layer of porous and permeable sand, isolated against capillary action of the applied water, which has a second freshwater supply network, and where the plant roots are forced to grow deeper towards the drainage zone to obtain wastewater and / or brackish water.

The utility model discloses a trickling filter device with both carbon dioxide removal and biological filtration functions. The trickling filter device comprises a trickling filter cartridge, wherein a filter bed disc is fixedly arranged at the top end in the trickling filter cartridge; a connecting frame and an L-shaped frame plate are fixedly arranged on the filter bed disc, a connecting column is fixedly arranged in the middle of the top end of the filter bed disc, a sleeve shaft is rotationally arranged at the top end of the connecting column, and a first bevel gear is fixedly arranged on the outer wall of the sleeve shaft. Due to the fact that a first bevel gear arranged on the outer wall of a fixing shaft in a sleeving mode is meshed with a second bevel gear at one end of a rotating shaft, a lead screw is driven to rotate, and the lead screw is in threaded connection with a main frame plate, the water inlet pipe can transversely move along a connecting frame in the rotating process, water is rotationally distributed, and the service life of the water inlet pipe is prolonged. The whole filter bed disc can be dynamically covered in a spiral, fan-shaped or partitioned manner, so that the problems of water accumulation, dryness and the like in a local region are effectively avoided, and water can more uniformly permeate into the filter bed.

This product is a pouring nozzle that is attached to the spout of a coffee maker, and the hot water discharged from the spout is poured into the dripper via the pouring nozzle.

This product is a pouring nozzle that is attached to the spout of a coffee maker, and the hot water discharged from the spout is poured into the dripper via the pouring nozzle.

The invention relates to the technical field of environmental engineering, in particular to a waste gas treatment method and system based on microorganisms. The system integrates a fungus biofilter, a bacteria bio-trickling filter and an intelligent fuzzy control system. Hydrophobic composite filler and fungal communities are adopted in the first-stage treatment, hydrophobic VOCs are directly captured through aerial hyphae, and the bottleneck of gas-liquid mass transfer is broken through; in the secondary treatment, bacterial communities are adopted, a nonionic surfactant with critical micelle concentration is added into the circulating liquid, and mass transfer is enhanced and pollutants are deeply degraded by utilizing a micelle solubilizing mechanism. The system is provided with a self-adaptive controller based on fuzzy logic, operation parameters are adjusted in real time to cope with impact loads, and filler blockage is prevented. According to the invention, the removal efficiency of refractory hydrophobic VOCs (Volatile Organic Chemicals) such as benzene series and alkane is obviously improved, and the device has the advantages of strong impact resistance, stable operation, low energy consumption and the like, and is suitable for treating complex industrial organic waste gas.

This product is a pouring nozzle that is attached to the spout of a coffee maker, and the hot water discharged from the spout is poured into the dripper via the pouring nozzle.

This invention relates to the field of biological deodorization technology, specifically to a biological trickling filter deodorization device and method. The inner tower contains multiple sets of longitudinally arranged guide rails, with two rails symmetrically distributed in each set supporting an independent packing shell. The packing shell is filled with biological packing material with specific functions. Openings are provided at corresponding positions in the inner tower and the tower body, allowing the packing shell to be horizontally slid out along the guide rails, thus enabling convenient replacement and functional reconfiguration of the packing material. Simultaneously, a lifting component drives the guide rails and the packing shells on them to rise and fall synchronously, thereby dynamically and precisely adjusting the vertical spacing between adjacent packing shells. This effectively overcomes the shortcomings of existing technologies where the packing structure is fixed and has poor adaptability. The device can flexibly adjust the combination of packing layers and the interlayer gas path structure according to real-time operating conditions such as waste gas composition and concentration, significantly improving the device's versatility and treatment efficiency for complex and variable waste gas conditions.

This product is a pouring nozzle that is attached to the spout of a coffee maker, and the hot water discharged from the spout is poured into the dripper via the pouring nozzle.

The invention provides a two-phase distribution bio-trickling filtration device and application thereof in hydrophobic VOCs waste gas treatment.The two-phase distribution bio-trickling filtration device comprises a pollutant gas inlet mechanism, a bio-trickling filtration tower and a gas lifting type reactor, the bio-trickling filtration tower comprises a spraying area, a filler biodegradation area and a pollutant gas inlet area, the airlift reactor comprises a reactor main body and an aeration head; the pollutant air inlet mechanism is respectively connected with the aeration head and the pollutant air inlet area; the reactor main body is connected with a nutrient solution storage container and a non-aqueous phase medium storage container, the spraying area is respectively communicated with the reactor main body and the nutrient solution storage container through a three-way valve, the pollutant air inlet area is communicated with the reactor main body, and an air outlet is formed in the top of the bio-trickling filter. The integrated structure design of the bio-trickling filter and the airlift reactor is adopted, and the two units realize efficient cooperation through linkage of air flow and liquid flow, so that the mass transfer process is enhanced, and different working conditions can be coped with.