68 results about "Trickling filter" patented technology

Gas bio-trickling filter (g-BTF) processes are provided for polluted air purification mainly focusing on the treatment of VOCs and odor using low-cost filter media (agricultural waste i.e., wood char coal and other waste i.e., sludge, compost etc.) that is cheap and readily available. Apparatus for purifying volatile organic compounds and odor control enriched air stream uses a consortium of the microorganisms including Rhodococus sp., Paracocus sp, Microbacterium sp., Mutant Paracocus denitrificans sp. The consortium approach ensures a broader range of VOC degradation capabilities, allowing for efficient removal of multiple compounds simultaneously. This versatility makes biotrickling filters highly adaptable to different industrial settings, such as paint manufacturing plants or automotive facilities. Compared to other process (thermal and chemical process), the developed BTF process are associated with the lowest operating and maintenance costs. Overall VOC and odor removal efficiency of the g-BTF unit is 99.9%.

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 application discloses a kind of metal organic framework-based biological trickling filter fillings, including soluble metal salt, organic ligand and binder.It also includes preparation method, including soluble metal salt is mixed with organic ligand in solvent, heating reaction, obtain metal organic framework material;Metal organic framework material is mixed with binder granulation, obtain metal organic framework-based biological trickling filter fillings.The preparation method of the biological trickling filter fillings is simple, structural performance is stable, with great specific surface area and strong biological adsorption capacity, sulfur-containing malodorous waste gas has very good adsorption effect at the same time, degradation efficiency is higher, can effectively make adsorption method and biological method be combined, and play the advantages of two, compared with prior art, the removal rate of hydrogen sulfide, organic sulfide, benzene series in sulfur-containing malodorous waste gas can reach 99.5% in the application.

The invention discloses a single-house type device for treating rural domestic sewage, the single-house type device comprises a biotrickling filtration device and an artificial rapid infiltration device which are vertically arranged, the biotrickling filtration device comprises a water distribution and storage tank, a water distribution pipeline, three filter material layers, a ventilation layer and a water collection tank, the water distribution pipeline is provided with a plurality of water distribution holes, and the water distribution holes are communicated with the artificial rapid infiltration device. The lower end of the water distribution pipeline is sequentially connected with three filter material layers, a ventilation layer is arranged between every two adjacent filter material layers, a sludge outlet pipe is arranged at the bottom of the water collection tank, a water outlet pipe is arranged at the top of the water collection tank, and the water outlet pipe is connected to an artificial rapid infiltration device; according to the invention, a single-household type treatment mode is adopted, the system is directly connected to a peasant household pipeline, a sewage pipe network does not need to be additionally laid, and the problem of cost waste caused by pipeline re-laying in rural domestic sewage treatment is solved; design can be carried out as required according to different water consumption, and resource waste is avoided; an artificial rapid infiltration device is added as a supplement of an anaerobic environment, so that a better total nitrogen removal effect can be obtained.

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.

The present invention provides a process and its application of a tandem biological trickling filter tower with a combined bacterial solution of Alkaligenes aquatilis SW9 and Chryseobacterium MTW1 produced from water, comprising the following steps: S1: Inoculate the fermented bacterial solutions of the two strains in series into the packing of the biological trickling filter tower. The packing of the biological trickling filter tower consists of two biological trickling filter towers in series. The first biological trickling filter tower is inoculated with Alkaligenes aquatilis SW9 for film formation, and the second biological trickling filter tower is inoculated with Chryseobacterium MTW1 for film formation. The film formation time is 24 hours; S2: Ensure that the total concentration of viable bacteria attached to the packing of the biological trickling filter tower is 1×10 8 CFU / mL, and the residence time of the malodorous gas in the biological trickling filter tower is 45 s. By combining highly efficient deodorizing strains with the biological trickling filter tower technology, the present invention purifies malodorous waste gas, can remove hydrogen sulfide, methanethiol and a composite gas of hydrogen sulfide and methanethiol at a relatively high concentration, and has the characteristics of high deodorization efficiency and high deodorization concentration compared with the existing deodorization technologies.

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 utility model discloses a biological trickling filtration water distribution and caustic soda flake callback PH value device which comprises a plurality of evaporators which are connected in series through a steam output pipeline and a concentrated solution output pipeline, the steam output pipeline of the last effect evaporator is provided with a condenser, the refrigerant of the condenser is water, and the concentrated solution output pipeline of the last effect evaporator is connected with the steam output pipeline of the last effect evaporator. A refrigerant output end of the condenser is fed into caustic soda flake adding equipment through a primary water pipeline, and a caustic soda flake tank is arranged at the top of the caustic soda flake adding equipment. According to the biological trickling filtration water distribution and caustic soda flake adding PH value back-adjusting device, the temperature of caustic soda flake water distribution is increased by utilizing the heat of the last-effect steam of the multi-effect evaporator, so that the temperature of the caustic soda flake water distribution reaches the temperature for efficiently dissolving caustic soda flakes, the device adapts to a cold outdoor caustic soda flake water distribution environment, and the efficiency and the solubility of the device are improved.

The present invention relates to a coffee machine. The coffee machine according to an embodiment of the present invention comprises: a case; a water tank coupled to the case; a water discharge part for supplying water stored in the water tank; and a dripper for extracting liquid coffee, herein a heating plate is inserted into the water tank so that the water stored in the water tank can be heated through induction heating, and provides a structure that facilitates cleaning of the water tank and the heating plate.

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 utility model relates to the technical field of microbial fermentation, and discloses a biological trickling filtration fermentation tail gas treatment device which comprises a treatment tank, an adjusting mechanism is arranged on the treatment tank, an auxiliary mechanism is arranged on the adjusting mechanism, the adjusting mechanism comprises a sliding groove, the sliding groove is formed in the inner wall of the side face of the treatment tank, and the auxiliary mechanism is arranged on the sliding groove. A spring damper is fixedly connected to the inner wall of one side of the sliding groove, a movable frame is slidably connected to the inner walls of the two sides of the sliding groove, a filter screen frame is fixedly connected to the outer wall of the top of the movable frame, an impurity collecting groove is formed in the outer wall of the top of the movable frame, and dirt falling after being filtered by the filter screen frame is collected and recycled by arranging the impurity collecting groove. According to the utility model, by arranging the structures such as the sliding chute and the movable frame, the problems that when the device is cleaned, mushroom dregs in part of cracks can not be well cleaned, the device can be corroded in a long-term use process, and the service life of the device is shortened are solved.

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.

A light and temperature control circulating water parent fish rearing system comprises a parent fish rearing module and a water treatment module, and the parent fish rearing module is composed of a darkroom and rearing units used for rearing parent fish. The water treatment module is composed of a filter unit used for removing solid impurities and regulating and controlling water temperature, a biochemical treatment unit used for carbon and nitrogen removal, a disinfection unit used for sterilization and disinfection and trace oxygenation, and an oxygen injection unit used for efficient oxygenation. The units are mutually connected through pipelines, the structure is simple, and assembling is easy; the whole parent fish rearing system is totally closed and self-circulated, rearing water is filtered, decarburized, denitrified, killed and oxygenated, key indexes such as illumination, water temperature, dissolved oxygen and flow velocity can be accurately regulated and controlled, the method is suitable for rearing parent fishes of various fishes, and more than 90% of water resources can be saved compared with a traditional parent fish rearing mode; in the parent fish rearing system, only water in front of the biochemical treatment unit needs to be conveyed to the position above the trickling filter bed through the circulating pump, circulating water is conveyed at other positions through gravitational potential energy, and the advantages of being environmentally friendly and saving energy are achieved.

The utility model belongs to the technical field of trickling filtration, and discloses a novel wall-mounted silent trickling filtration device which comprises a filter body and a fish tank, the filter body is hung on the outer surface of the fish tank, the fish tank is placed on a table top, the back face of the filter body is connected with a connecting assembly, and the connecting assembly is connected with the filter body. A supporting assembly is movably embedded in the bottom of the filter body, the filter body is hung on a cylinder wall through a connecting assembly, and the bottom of the filter body abuts against a table top through the supporting assembly; the supporting assembly comprises a supporting plate attached to the bottom of the filter body, a reinforcing plate is hinged to the top of the supporting plate, and the reinforcing plate is embedded into the bottom of the filter body. Due to the arrangement of the supporting assembly, the supporting assembly can extrude the table board to support the filter body under the cooperation of the connecting assembly, the situation that the filter body is hung on the cylinder wall and potential safety hazards are caused to the cylinder body is avoided, and therefore the service life of the cylinder body is prolonged.

The invention belongs to the technical field of normal propyl alcohol waste gas recovery, and particularly relates to a normal propyl alcohol waste gas energy-saving and consumption-reducing recovery device which comprises a bio-trickling filter, a drainage pipe is installed on the inner wall of the bio-trickling filter through a sealing ring, a first electric control valve is arranged on the outer side of the drainage pipe, and a gas inlet pipe is fixedly connected to the left side of the drainage pipe; a second electric control valve is arranged on the outer side of the air inlet pipe, an air inlet box is fixedly connected to the outer side of the air inlet pipe in a sleeving mode, and a flow guide pipe is fixedly connected to the inner wall of the air inlet box. Through arrangement of structures such as a liquid inlet pipe, a rotating pipe and a spray head, treatment liquid can be sprayed to a filler disc, under the action of structures such as a servo motor and a first gear, the spray head can rotationally spray the treatment liquid, the spraying uniformity is improved, under the action of structures such as an annular groove and a sliding ball, components such as the rotating pipe can be rotationally limited, and the treatment effect is improved. The rotating stability of components such as the rotating pipe is improved.

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 invention discloses kitchen garbage intelligent composting treatment integrated equipment and a use method, the kitchen garbage intelligent composting treatment integrated equipment comprises a pretreatment layer: a three-phase separation unit, which is internally integrated with cyclone separation and membrane filtration technologies, and realizes solid-liquid-oil three-phase efficient separation through a cyclone separator; the core processing layer is an intelligent fermentation cabin body which adopts a double-layer jacket structure, and a flexible aeration pipeline and a multi-channel temperature and humidity sensor array are arranged in the intelligent fermentation cabin body; the composite deodorization system comprises a low-temperature plasma generator, a bio-trickling filter and a photocatalytic oxidation device; the monitoring control layer comprises a microbiomics monitoring system which is provided with an in-situ DNA extraction module and a micro sequencer and is used for analyzing the change of a microbial community structure in fermentation; the compost quality intelligent evaluation system is integrated with a near infrared spectrum analyzer and an electronic nose sensor and is used for detecting the contents of organic matters and humic acid of the compost and the degree of decomposition; according to the resource recovery layer, a waste heat gradient utilization system is adopted, and fermentation waste heat is sequentially divided into a high-temperature section, a medium-temperature section and a low-temperature section for graded utilization through the heat pump technology.

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.