24results about "Sludge processing" patented technology

The utility model belongs to the technical field of sludge treatment, and discloses a device for converting bottom mud of an aquaculture pond by utilizing microorganisms to reduce the content of organic carbon, which comprises a treatment bin, the treatment bin is a circular barrel, a rectangular opening is formed in the upper position of the side face of the treatment bin, and two supporting legs are fixedly installed on the side face of the treatment bin. And a fixed mounting cylinder is arranged at the position, corresponding to the rectangular opening, of the side face of the treatment bin, the section of the mounting cylinder is a rectangular cylinder with a concentric-square-shaped cross section, and a movable filter plate is arranged in the mounting cylinder. According to the sludge treatment device disclosed by the utility model, rapid reaction is carried out under the actions of stirring, aeration and fungicide, the rotating cover is moved after the reaction is carried out for 24-48 hours, the rotating cover is moved to the position of the rectangular opening in the side surface of the treatment bin, the rotating disc is moved after the reaction, the rotating disc extrudes sludge, and water is discharged through the connecting pipe; after the sludge is extruded to the position of a second clamping block, the second clamping block is opened, and a mud cake is taken out, so that the production efficiency is improved.

The utility model belongs to the technical field of environmental governance, and particularly relates to a sludge aerobic fermentation drying feeding lifting device which comprises a lifting hopper, blocking pieces, an opening and closing piece, a driving piece and a beating piece, the blocking pieces are symmetrically arranged at the bottom of the lifting hopper, the blocking pieces are fixedly connected to the opening and closing piece, and the opening and closing piece is fixedly connected to the lifting hopper. According to the designed sludge aerobic fermentation drying feeding lifting device, when sludge is lifted and fed, the bottom of the lifting hopper is blocked through the blocking piece and the opening and closing piece, so that when the sludge is discharged out of the lifting hopper, the discharging speed of the sludge can be controlled, the sludge in the lifting hopper is prevented from being discharged at a time, and the sludge discharging efficiency is improved. The sludge in the lifting hopper can be conveniently and rapidly emptied through the matched design of the driving part and the beating part, and it is ensured that the situation that too much sludge is left, and the next-time sludge loading amount is affected is avoided.

The utility model belongs to the technical field of sludge treatment, and particularly relates to an automatic discharging device for sludge aerobic fermentation drying, which comprises a stock bin, a feed port, a discharge port, a material distributing piece and a lifting fixing piece, the feed port is fixedly connected onto the stock bin, and the discharge port is fixedly connected onto the stock bin on the opposite side of the feed port. According to the automatic discharging device for sludge aerobic fermentation and drying, through the matched design of the feeding port, the discharging port and the lifting fixing piece, the stock bin can act between fermentation equipment and a belt conveying belt which are arranged at different intervals, sludge materials are prevented from directly impacting the belt conveying belt during conveying, and the conveying efficiency is improved. By means of the cooperative design of the material distributing piece, the sludge materials in the fermentation equipment can be stored and temporarily stored, the amount of the sludge materials discharged from the belt conveying belt each time can be equal, and the problem that energy is wasted due to no-load of the belt conveying belt is avoided.

The present application relates to sludge drying treatment technical field, and its purpose is to provide a cloth turnover machine. The cloth turnover machine can effectively degrade organic matter and other pollutants in sludge. The cloth turnover machine comprises a machine body, a cloth mechanism, a turnover mechanism, a bacteria agent discharging mechanism, an aeration mechanism and a walking mechanism; the cloth mechanism is arranged on the machine body and is used for arranging wet sludge in a drying area and putting auxiliary materials into the wet sludge; the turnover mechanism is arranged on the machine body and is located below the cloth mechanism, and is used for turning over the wet sludge; the bacteria agent discharging mechanism and the aeration mechanism are arranged on the turnover mechanism, the bacteria agent discharging mechanism can discharge bacteria agent, and the aeration mechanism can aerate during turnover; the walking mechanism is arranged on the machine body and is located on both sides of the turnover mechanism, and can drive the turnover mechanism to move in the drying area. The present application solves the problems that the existing cloth turnover machine has poor degradation effect on organic matter and other pollutants in sludge, low humification degree and cannot be directly utilized after treating sludge.

The present invention relates to methods for treating waters, sediments and / or sludges using alkaline earth metal peroxide, especially calcium peroxide, and cable bacteria, to a kit comprising a composition comprising at least one alkaline earth metal peroxide, and cable bacteria, and to uses of a composition comprising at least one alkaline earth metal peroxide, especially in combination with cable bacteria.

The utility model relates to the technical field of sludge concentration, in particular to a sludge concentration device, which is provided with a discharge mechanism and an extrusion mechanism, so that moisture in discharged sludge can be secondarily separated in the sludge concentration process, and the sludge concentration effect is improved. Comprising a storage mechanism; the device further comprises an overflow mechanism, a stirring mechanism, an aeration mechanism, a discharging mechanism and an extrusion mechanism, the overflow mechanism is installed on the material storage mechanism, the stirring mechanism is installed on the material storage mechanism, the aeration mechanism is installed on the material storage mechanism, the discharging mechanism is installed at the lower end of the material storage mechanism, and the extrusion mechanism is installed on the discharging mechanism; the material storage mechanism is used for storing materials, the overflow mechanism is used for overflowing, the stirring mechanism is used for stirring, the aeration mechanism is used for aerating, the discharging mechanism is used for discharging materials, and the extruding mechanism is used for extruding.

A multi-functional slurry processing system (“VARCOR”) and associated methods is disclosed. The present examples provide a multi-functional slurry processing system incorporating systems and methods for separating liquid and solid components in slurries. In particular the systems and methods described herein produce clean water, dried solids, and potential concentration of desirable constituents with a boiling point lower than water. At least one example of the multi-functional slurry processing system provides a self-contained processing facility configured to efficiently convert high water-content slurries into its constituent solid and liquid fractions and subsequently generating and collecting clean water and concentrating desirable constituents with a boiling point lower than water. The multi-functional slurry processing system advantageously applies thermodynamic principles in a system which may include various combinations of a preheater, a degassing unit, a dryer, a steam filter, a compressor, a concentrating tower, and a condensation unit.

A biofilm membrane bioreactor system with a bioreactor, at least two membrane plates positioned within the bioreactor, and a plurality of biofilm carriers suspended within the wastewater in the bioreactor. The bioreactor has at least one inlet and at least one outlet. The at least two membrane plates are configured to filter the wastewater to generate permeate and may be formed of a ceramic material. Each of the at least two membrane plates are separated from adjacent membrane plates by a membrane gap that is at least two times larger than a smallest dimension of one of the biofilm carriers.

The invention discloses foundation pit sludge treatment equipment for house building construction and a treatment method of the foundation pit sludge treatment equipment, and relates to the technical field of desilting, the foundation pit sludge treatment equipment comprises a crawler machine and further comprises a baffle rotationally installed on the front portion of the crawler machine and a cleaning assembly installed on the baffle, and two hydraulic rods are installed between the baffle and the crawler machine; the cleaning assembly is composed of two supports fixedly installed on the baffle, two side plates fixed to the corresponding supports through fixing flanges and an outer cylinder fixedly installed between the two side plates. The cleaning assembly further comprises a mud shoveling module, a material conveying module, a feeding module and a plurality of rolling modules. The method has the advantages that the sludge is treated in a rapid treatment and backfilling mode, the transportation cost can be effectively reduced, meanwhile, backfilling is conducted in a tiling mode, air is sprayed into the sludge in the backfilling process, the porosity in the sludge and the air contact area are increased, the biological treatment efficiency is improved, and the building construction period is shortened.

A plant for aquaculture, for farming of fish or other aquatic species, comprising a closed or semi-closed tank, at least one inlet for water to the tank and an outlet for water from the tank. The plant is distinguished in that the outlet comprises two pipes, wherein an outer pipe is arranged outside an inner pipe,the outer pipe extends from a bottom of the tank up to an outer pipe upper end, and the outer pipe comprises openings distributed along the immersed part of the outer pipe,the inner pipe extends from the bottom of the tank up to an inner pipe upper end, and the inner pipe comprises an outlet opening at the inner pipe upper end and / or outlet openings at elevation below the inner pipe upper end, anda main outlet from the tank is arranged in the tank bottom in position inside the inner pipe.

The application discloses a coupling type sludge reduction device and a use method thereof, and relates to the technical field of sludge treatment, comprising a first treatment tank, a second treatment tank, an ozone gas supply device and an oxygen gas supply device, wherein the first treatment tank and the second treatment tank are of the same structure. In the application, the overflow liquid with a pH value greater than 6.5 is stored through the adjusting mechanism of the first treatment tank, and when the sludge enters the second treatment tank through the sludge transmission mechanism, the overflow liquid is introduced into the fifth connecting pipe by the water pump to improve the pH of the sludge to a suitable range. In combination with the pH sensors in the first treatment tank, the second treatment tank and the conduit for real-time monitoring, the alkaline adjusting agent can be supplemented in time through the liquid adding pipe, so that the ozone oxidation reaction in the first treatment tank and the reaction under the oxygen environment in the second treatment tank are both carried out in the suitable pH range, the problem that the activity of aerobic microorganisms is inhibited due to the excessively high acidity is effectively solved, and the stability of the sludge reduction effect is improved.

The utility model relates to the technical field of cleaning equipment, in particular to an efficient sludge stabilizing treatment device which comprises a tank body, a conveying belt and a feeding mechanism, the tank body is of a rectangular cavity structure with an opening in the upper portion, and a first cavity A, a second cavity B, a third cavity C, a fourth cavity D, a fifth cavity E and a sixth cavity F are arranged in the tank body; a conveying belt is arranged in the first chamber A, and a feeding mechanism is arranged at the upper part of the conveying belt; the feeding mechanism comprises a supporting plate, a supporting rod, a feeding groove, a feeding box and a screening net, the feeding box is arranged on the upper portion of the supporting plate, the screening net is arranged in the feeding box, a cavity structure is formed between the screening net and an inner cavity of the feeding box, and a first discharging opening is formed in the side portion of the feeding box. The utility model is used for solving the problems that a large amount of sediments appear in the tank body and the cleaning is tedious because most sludge easily enters the sedimentation tank and the aeration tank when the existing equipment is used for treating the sludge.

The invention discloses an efficient oily sludge stacking process, and belongs to the technical field of oily sludge treatment. The process comprises the following steps: S1, adding auxiliary materials into oily sludge, and uniformly mixing a mixture of the oily sludge and the auxiliary materials to obtain an oil sludge mixture; s2, adding a nutrient solution into the oil sludge mixture, adjusting the water content of the mixed material, and piling to obtain an oil sludge mixture pile body; and S3, adding a compound microbial agent into the oil sludge mixture pile body, and then putting the oil sludge mixture pile body into a reaction device for microbial degradation treatment. The low-cost co-metabolism matrix organic auxiliary material is introduced, the nutrient solution is matched to stimulate microbial metabolism, then a high-concentration and high-activity functional flora ecological system is formed in an oil sludge mixture pile body, the composite microbial agent is introduced to strengthen the piling effect, the oil content and the water content of the oil-containing sludge are reduced, and the sludge treatment effect is improved. Therefore, harmlessness and reduction of the oily sludge are realized.

To provide a fermentation raw material that can accelerate aerobic fermentation and to thereby contribute to effective use of resources, only by a simple operation of adding a specific amount of a specific material to sewage sludge.SOLUTION: A sewage sludge fermentation raw material for aerobic fermentation includes sewage sludge and oil cake. The oil cake has a pH of 5 or more and 9 or less. The raw material contains 10 or more and 130 or less parts by mass of oil cake per 100 parts by mass of sewage sludge. The oil cake is one or more selected from the group consisting of rapeseed oil cake, soybean oil cake, sesame oil cake, and cottonseed oil cake. The sewage sludge fermentation raw material of the invention further includes an aeration aid.SELECTED DRAWING: Figure 1

To provide a fermentation raw material capable of smoothly proceeding aerobic fermentation by simple operation of adding a specified material to a sewage sludge, fermenting a large amount of sewage sludge stably, and achieving effective utilization of resources.SOLUTION: A sewage sludge fermentation raw material involves a sewage sludge and an incineration ash excluding a coal ash with the content of the incineration ash 0.2 pt.mass or over and 8 pts.mass or under to 100 pts.mass of the sewage sludge, and is used for aerobic fermentation treatment. A processing method of a sewage sludge involves a treatment step of a sewage sludge by aerobic fermentation of a sewage sludge fermentation raw material involving a sewage sludge and an incineration ash excluding a coal ash.SELECTED DRAWING: Figure 1

To provide a fermentation raw material that can accelerate aerobic fermentation and stably ferment sewage sludge.SOLUTION: The present invention relates to a raw material for aerobic fermentation of sewage sludge. The sewage sludge fermentation raw material contains sewage sludge and organic soil. The organic soil used has a density of 1.40 g / cm3 or less. It is preferable to use organic soil having a water content of 45 mass% or less. It is also preferable that the organic soil is black soil. It is also preferable that the raw material contains 2 or more and 15 or less mass parts by mass of organic soil per 100 mass parts by mass of sewage sludge.SELECTED DRAWING: Figure 1

The invention relates to the technical field of sludge treatment, and discloses sludge treatment and resourceful product preparation integrated treatment equipment, which comprises a sludge treatment system and a resourceful utilization system, and is characterized in that the sludge treatment system is used for performing reduction and stabilization treatment on high-water-content sludge and producing a sludge stabilization product; and the resource utilization system is connected with the sludge treatment system and is used for receiving the sludge stabilization product and carrying out grading treatment on the sludge stabilization product so as to respectively prepare various resource products according to different particle sizes. By means of the integrated equipment, sludge treatment and recycling product preparation links can be integrated, continuous production from high-water-content sludge to various recycling products is achieved, secondary pollution in the sludge transfer process is avoided, and the overall treatment cost is reduced.

A process and / or system for producing one or more biofuels, wherein biogas (e.g., partially purified biogas produced by removing water, hydrogen sulfide and / or carbon dioxide from raw biogas) is transported by vehicle in one or mobile vessels. De-pressurization of the mobile vessels provides a change in pressure that can be used to provide work, cooling, and / or increased pressure for the production process. Combustion of the biogas produces heat and / or power used to reduce a carbon intensity of the biofuel or biofuel intermediate.

The utility model discloses an oily sludge treatment device, including broken agitator, first connecting pipe, first sludge pump, hose, aeration tank, first sliding frame, screen device, second sliding frame. In the application, through broken agitator realizes to the mixed stirring of injection's oily sludge, water, demulsifier, flocculating agent, makes oily material on the particle in sludge and demulsifier, flocculating agent full contact reaction, after the whole is sent to the aeration tank and carries out aeration, makes the floc that the oily water interface film after being destroyed by demulsifier is gathered by flocculating agent and floats, then is concentrated after screening through screen device through sludge pump and is taken away, to complete the separation of oily material in sludge, in addition, the even cloth of sludge that broken agitator exports to aeration tank can be realized to the cooperation of first sliding frame, second sliding frame, further guarantees the oily material in the sludge in aeration tank is evenly guided.

The utility model discloses an aeration device for sludge treatment, which comprises a bottom plate, the upper surface of the bottom plate is fixedly connected with a group of fixing frames, the inner walls of the group of fixing frames are jointly connected with a bearing plate in a sliding manner, the upper surface of the bottom plate is fixedly connected with a vibration motor, and the output end of the vibration motor is fixedly provided with a transmission rod. The device is provided with an aeration tank, gears and an air supply pump, air can be conveniently injected into the aeration tank through the air supply pump, a driving stirring rod can be driven to stir sludge in cooperation with rotation of a servo motor, and in addition, through combination of meshing of a set of gears and use of a pressure bearing, the sludge can be conveniently stirred. According to the sludge aeration device, the driven stirring rod can be conveniently driven to stir sludge, the sludge can be conveniently aerated, the aeration tank can be vibrated through vibration of the vibration motor, transmission of the transmission rod and sliding connection of the bearing plate and the fixing frame, the sludge aeration efficiency is improved, and the economic input cost is reduced.

A system for on-line monitoring of a supercritical water oxidation (SCWO) process, the system including an SCWO reactor, a feedstock supply line which supplies a feedstock to the SCWO reactor, an oxidant supply line which supplies an oxidant to the SCWO reactor, at least one sensor which measures at least one parameter of the feedstock and the oxidant, and a controller which determines a Chemical Oxygen Demand (COD) and a Heating Value (HV) of the feedstock based on the at least one parameter, such that the controller adjusts the amount of the oxidant supplied to the SCWO reactor based upon the COD and the HV of the feedstock.

The application provides a low sludge yield multiplication combined multi-stage biochemical reaction sludge process reduction system, which is provided with an anaerobic hydrolysis reactor, an anaerobic sludge interception reactor, a first-stage anoxic reactor, a first-stage aerobic reactor, an oxygen-consuming reactor, at least one second-stage reactor and a second sedimentation tank which are sequentially communicated along the direction of sewage inflow, wherein the second-stage reactor comprises a second-stage anoxic reactor and a second-stage aerobic reactor which are sequentially communicated along the direction of sewage inflow, and the system further comprises a sludge tank. The application further provides a low sludge yield multiplication combined multi-stage biochemical reaction sludge process reduction method. The low sludge yield multiplication combined multi-stage biochemical reaction sludge process reduction system and method provided by the application greatly strengthen the carbon and nitrogen removal effect and improve the carbon and nitrogen removal efficiency, and the biological carbon and nitrogen removal efficiency is high, the system has strong impact resistance, sludge process reduction is realized, sludge and water are treated together, and the system is suitable for treating various scales of high-pollutant-content sewage.

The utility model discloses efficient sludge treatment equipment for hydraulic engineering, and particularly relates to the technical field of hydraulic engineering, the efficient sludge treatment equipment comprises a separation box, the left part of the upper end of the separation box is fixedly connected with a pretreatment device, one side of the pretreatment device is fixedly connected with a first pipe frame, and the right part of the upper end of the separation box is fixedly connected with a rotating motor; a rotating frame is fixedly connected to the output end of the rotating motor, a centrifugal cylinder is fixedly connected to the lower end of the rotating frame, a collecting box is fixedly connected to the left portion of the lower end of the separating box, a cleaning device is fixedly connected to the rear end of the separating box, and a sludge discharging opening is fixedly connected to the right portion of the lower end of the separating box; according to the efficient sludge treatment equipment for the water conservancy project, high efficiency, refinement and low cost of sludge treatment can be achieved through the synergistic effect of filtering and smashing in combination with convenient maintenance design, large-particle impurities in sludge are removed through screening or rough filtration, and follow-up equipment is prevented from being blocked or abraded.

An apparatus for disposing of organic or sewage sludge waste includes: a storage tank configured to collect and accommodate organic or sewage sludge waste; an agitator which is connected to the storage tank to decompose and dry the organic or sewage sludge waste supplied from the storage tank; a first deodorizer which is connected to one side of the agitator to biologically decompose and remove bad-odour substances from a waste gas generated during an agitating process of the organic or sewage sludge waste; a second deodorizer which heats and removes bad-odour substances contained in the waste gas from which the bad-odour substances have been partially removed by the first deodorizer; and a heat exchanger which heats the waste gas, which flows in the second deodorizer, through heat of the waste gas discharged from the second deodorizer.