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56 results about "Sediment flow" patented technology
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Sediment. Sediment is any particulate matter that can be transported by fluid flow and which eventually is deposited as a layer of solid particles on the bed or bottom of a body of water or other liquid. Sedimentation is the deposition by settling of a suspended material.
Hydrate sediment flow solid output measuring device combining X-CT technology and measuring method
ActiveCN109254137AImprove gas production efficiencyImprove the pressure reduction mining technology systemEarth material testingPermeability measurementsX-ray
The invention discloses a hydrate sediment flow solid output measuring device combining an X-CT technology and a measuring method. The measuring device comprises an X-ray penetration type reaction kettle, an X-CT scanning analysis system, a vacuum system, a temperature and pressure control system, a hydrate sample preparation system, a sand production monitoring system and a permeability measuringsystem, wherein through integrated application of a sand production-seepage system under the micro-scale multi-factor coupling effect, the coupling relationship of a reservoir structure and physicalspace-time evolution and flow solid output under the multi-factor collaborative action can be quantitatively described, different hydrate generation modes can be selected according to the experiment requirements, different hydrate occurrence states in natural sediments can be simulated and studied, and the device and the method can be used for researching the space-time evolution characteristics of a sediment pore structure under the hydrate convergence and divergence and effective stress conditions and an influence rule of the space-time evolution characteristics on sediment flow solid output, so that the theoretical bottleneck of the hydrate reservoir structure and a physical evolution and flow solid output mechanism in a hydrate production process is broken through, and the device and the method have important engineering significance to deeply understand a depressurizing production law of the South China Sea, practically improve the biogas production efficiency and perfect a depressurizing production technology system.
Owner:QINGDAO INST OF MARINE GEOLOGY
Transverse distribution lamella purifier and settling pond with same
ActiveCN103495292ALow investment costReduce dosageSedimentation settling tanksPrecipitationWaste management
The invention discloses a transverse distribution lamella purifier and a settling pond with the same. The transverse distribution lamella purifier is formed by arranging multiple settling modules. Each settling module comprises a guide plate, a plurality of wing plates arranged in a flow direction of fluid, a first flow baffle and a second flow baffle, wherein the first flow baffle and the second flow baffle are arranged in the front and rear of the guide plate respectively. The inlet end of each wing plate is connected with the corresponding first flow baffle, and the outlet end of each wing plate is connected with the corresponding second flow baffle. The wing plates include first and second wing plates divided along the flow direction of the fluid, the first wing plates disposed inside the settling modules are used for guiding sediment, and the second wing plates projecting out of the settling modules are used for guiding the fluid. A sediment flow passage is formed between one side of each first wing plate, close to the corresponding guide plate, and the corresponding guide plate, and the wing plates are inclined so that the sediment can flow into the passages easily. Compared with the existing settling pond having the same size, the settling tank has the advantages that purifying efficiency is more than tripled, production cost is reduced greatly, and purifying efficiency is improved significantly.
Owner:ZHEJIANG LIANCHI WATER EQUIP
Wave suppressor and sediment collection system
A system and method to provide water and sediment flow through a rock jetty, which includes a plurality of collection components mounted along a forward face of the rock jetty, each collection component having a plurality of flow pipes to receive water carrying sediment; a principal flow pipe to receive flow from the plurality of flow pipes and to carry water and sediment a predetermined distance to deposit at the rear of the jetty; a continuous trough mounted on the jetty forward face to efficiently capture water and sediment at entrances of the plurality of flow pipes; and a filter screen covering the entrance of the trough to allow water and sediment to flow into the trough and to prevent large rocks and other debris from entering. Sections of principal flow pipe may be removed when sufficient quantity of sediment has been deposited, so that additional sediment can be deposited.
Owner:PIERCE JR WEBSTER
Wave Suppressor and Sediment Collection System
ActiveUS20130022399A1Reduce the amount of solutionBarrages/weirsBreakwatersCollection systemSuppressor
A system and method to provide water and sediment flow through a rock jetty, which includes a plurality of collection components mounted along a forward face of the rock jetty, each collection component having a plurality of flow pipes to receive water carrying sediment; a principal flow pipe to receive flow from the plurality of flow pipes and to carry water and sediment a predetermined distance to deposit at the rear of the jetty; a continuous trough mounted on the jetty forward face to efficiently capture water and sediment at entrances of the plurality of flow pipes; and a filter screen covering the entrance of the trough to allow water and sediment to flow into the trough and to prevent large rocks and other debris from entering. Sections of principal flow pipe may be removed when sufficient quantity of sediment has been deposited, so that additional sediment can be deposited.
Owner:PIERCE JR WEBSTER
Underwater seagrass seeding apparatus
An underwater seeding apparatus which comprises a first longitudinal member, a second longitudinal member and a cross member. The first longitudinal member is positioned in a parallel relationship to the second longitudinal member and the cross member is attached to the first and second longitudinal members to define a substantially U-shaped frame. At least one thine is attached to the cross-member. The tine opens a furrow in an underwater sediment flow when the apparatus travels along the floor. Means for distributing a seed matrix in the furrow and means for closing the furrow are attached to the apparatus.
Owner:BOARD OF GOVERNORS FOR HIGHER EDUCATION STATE OF RHODE ISLAND & PROVIDENCE PLANTATIONS
Gas injection type slurry pipe-line transportation method and device
InactiveCN101270848AReduce resistanceReduced sand carrying capacityPipeline systemsProduct gasSlurry pipeline
A gas injection type of slurry pipeline transportation method relates to a novel method which injects the gas into the sediment fluid to reduce the transportation resistance of the slurry and the sedimentation of the sediment and improve the transportation efficiency of the slurry. The transportation method comprises that the transportation pipelines which contain the gas injection channels are prepared; the gas injection type of transportation pipelines are connected according to the traditional pipeline connection method; a gas supply device is connected with the gas injection channels; during the transportation process of the slurry, the gas is injected into the sediment fluid continuously; the gas supply pressure is adjusted until the best sediment transportation efficiency is attained; after the transportation of the sediment, the gas continues to be injected into the transportation pipeline until the cleaning of the pipeline is completed. The invention has simple implementation technology and low sediment transportation cost. The invention can not only reduce the sedimentation of coarse sediment in the transportation pipeline, improve the transportation efficiency of the sediment and produce great transportation effect under the working conditions of wide sediment gradation and coarse grain size, but also improve the transportation distance and slurry concentration, reduce the post-processing dehydration working load of the dredging and reclamation and decrease the environmental pollution.
Owner:TONGJI UNIV
Sediment barrier
ActiveUS20090257827A1Reduce and eliminate soil erosionImprove efficiencyBreakwatersQuaysWater flowEngineering
An apparatus and method for controlling water flow, soil erosion, and / or sediment flow in and around a construction site. The apparatus includes a three-dimensional, water-permeable polypropylene filled geotextile pocket that is secured to the ground with a supporting structure. The apparatus includes a tail portion that is placed flat against the ground, facing upstream against the direction of water flow. The tail portion can be secured with pins that provide protection against movement of the tail portion and reduce an amount of sediment passing under the apparatus.
Owner:WILSON KEN
Lakeside zone ecological improvement technology capable of eliminating waves and promoting sediment deposition
InactiveCN104314041AReduce erosionImprove habitatStream regulationPlant cultivationSediment flowAlgae
The invention provides a lakeside zone ecological improvement technology capable of eliminating waves and promoting sediment deposition. Based on the synthesis of existing related technologies for lakeside zone ecological restoration, in terms of the characteristics of a lakeside zone, a bottom material is improved, the flow rate of a water flow is reduced, and the basic environment conditions of growing and breeding large-scale aquatic higher plants are enlarged; main components used for ecological improvement comprise an underwater sand blocking bank arranged on the lakeside zone and a bamboo raft floating bed arranged at the head region of the lakeside zone; the underwater sand blocking bank is mainly used for blocking a bed load sediment flowing in a lakebed to reduce the flow rate of the bed load sediment and realize quicker settling of the sediment; the bamboo raft floating bed is mainly used for playing roles in eliminating waves, promoting siltation and protecting the sand blocking bank. By designing the combination of the underwater sand blocking bank and the bamboo raft floating bed of the underwater sank blocking bank, the flow rate of the water flow can be reduced, the sediment deposition is promoted, the aquatic higher plants can favorably root for survival, a physical environment which is beneficial for sediment deposition and algae capture and enables nutrient elements such as nitrogen and phosphorus to be accumulated and purified is established, and thus a lakeside zone ecological system is better stabilized to realize the purpose of water quality improvement.
Owner:NANJING INST OF GEOGRAPHY & LIMNOLOGY
Sand grain and liquid filtering device for sand excavating ship
InactiveCN108404457ANormal flowEffective and continuous filtrationCentrifugal force sediment separationSeparation devicesSewageEngineering
The invention discloses a sand grain and liquid filtering device for a sand excavating ship. The device comprises a bottom support base plate and a columnar hollow shell, wherein an electromotor mounting shell is fixed, through a bolt, at the center of the upper surface of the bottom support base plate; an electromotor is mounted inside the electromotor mounting shell; support legs are mounted onboth sides of the upper surface of the bottom support base plate. Working based on the object gravity and the spiral feeding principle, the device disclosed by the invention can perform effective andpersistent filtration on sediment and liquid; with a conical sewage dispersing mechanism, the device can protect the electromotor at the bottom and automatically disperse the falling liquid under theeffect of centrifugal force through quick rotation so as to improve the practicability; moreover, with a pressure type sediment flow control mechanism, the device enables the sediment to flow normallyonly when the rated pressure is reached, then the sewage in the sediment is compressed and discharged, and thus the filtering effect is improved.
Owner:刘正民
Silt stopping and discharging technology and construction method for separating debris flow by adopting dynamic silt stopping reservoir capacity
PendingCN108316250AImprove operating conditionsImprove securityBarrages/weirsSediment flowEngineering
The invention relates to a silt stopping and discharging technology and a construction method for separating debris flow by adopting dynamic silt stopping reservoir capacity and aims at providing thesilt stopping and discharging technology and the construction method with convenience in construction, safety and reliability for separating debris flow by adopting the dynamic silt stopping reservoircapacity. The technical scheme adopted by the invention is that the silt stopping and discharging technology is characterized in that a water retaining dam is arranged at a proper position of a debris flow gully so as to form a debris flow silt stopping reservoir capacity on the upstream of the debris flow gully; at the initial stage of separating debris flow, debris flow solid substances are deposited in the debris flow silt stopping reservoir capacity and are separated into flood or sandy water which is safely discharged by a draining channel; after the debris flow silt stopping reservoir capacity is deposited into a gentle swale by multi-time debris flow, the flow rate of the debris flow is rapidly reduced by means of a wide reservoir surface and a gentle deposited surface gradient, sothat the debris flow loses power for coercing rock blocks; and the rock blocks are basically deposited at an inlet of a reservoir, part of small-medium particles are carried into the reservoir, and fine particles and sediment flow into, are deposited into the swale before the water retaining dam and are separated into the flood or the sandy water at an inlet of the draining channel.
Owner:POWERCHINA HUADONG ENG COPORATION LTD
Cleaning device for pile bottom sediment of cast-in-place concrete pile
The invention discloses a cleaning device for a pile bottom sediment of a cast-in-place concrete pile. The device includes a drilling machine, a pressure water pump, and a sediment cleaning device; the drilling machine is used for driving a drill rod into a concrete pile body, and the drill rod is installed in sections; the pressure water pump is connected into the drilling machine through a waterpipe and communicates with the drill rod; and the sediment cleaning device includes a core pipe and a hole cleaning device, the top end of the core pipe is connected to the drill rod, a screwed jointof the top end of the hole cleaning device is screwed to the bottom end of the core pipe, a hollow pipe body is disposed on the hole cleaning device, the bottom end of the hollow pipe body is provided with a hole, and the hole cleaning device communicates with the drill rod. The device can pulverize the sediment at the bottom of the pile, the sediment is driven in by employing high-pressure circulating water from the drilling machine, flows from the drill rod into a core pipe connector, and discharges from the water outlets at both ends of a drain pipe, a sediment layer is flushed, and the sediment flows out of the concrete pile body together with water along a gap of the outer edge of the drill rod. The device is simple in structure, is convenient to operate, and is good in effect.
Owner:安徽省建设工程测试研究院有限责任公司
System for restoring oyster reef and ecological restoration method of oyster reef
ActiveCN113287551APhenomena that prevent deathEffectively intercept incomingClimate change adaptationPisciculture and aquariaHalophyteWind wave
The invention relates to a system for restoring an oyster reef and an ecological restoration method of the oyster reef. The system for restoring the oyster reef comprises a plant barrier zone, a physical barrier zone and an artificial reef body which are sequentially arranged on a coastal bank slope in the extending direction from the land to the sea, halophyte is planted in the plant barrier zone, the physical barrier zone is provided with a barrier piece, and the barrier piece is used for physically preventing bank slope silt from flowing into the artificial reef body. The ecological restoration method comprises the step of constructing the system for restoring the oyster reef on the coastal bank slope, wherein the bottom surface of the plant barrier zone is lower than the average high tide line, the physical barrier zone is arranged in anintertidal zone, and the artificial reef body is arranged in a subtidal zone. The plant barrier zone and the physical barrier zone can intercept bank slope sediment, and sediment deposition is prevented from affecting growth of oysters in the artificial reef body; and the stepped laying mode of the artificial reef body has an excellent wind and wave resisting effect, and therefore the oyster reef can be effectively and stably restored through the system and method.
Owner:JIANGSU LVYAN ECOLOGY TECH CO LTD
High vertical grid type offshore wind power foundation anti-scouring system and method
PendingCN113202130AStagnant flowReduce water flow rateClimate change adaptationWind motor supports/mountsWater flowStructural engineering
The invention provides a high vertical grid type offshore wind power foundation anti-scouring system and method. The high vertical grid type offshore wind power foundation anti-scouring system comprises a plurality of grids, wherein each grid is vertically fixed between two stand columns, the multiple grids are connected end to end and form a grid type structure around a offshore wind power foundation, each grid is rectangular, and two reinforcing connecting ribs are arranged on the diagonal line of each grid. According to the high vertical grid type offshore wind power foundation anti-scouring system, the flow speed of water flow is reduced through the grids, sediment close to the bottom layer of a seabed is blocked from flowing, and the foundation anti-scouring purpose is achieved; through the grid diagonal reinforcing connecting ribs, the connecting rigidity of a grid system is increased, and the situation that the system is scoured and collapsed by the water flow is avoided; through the grid type structure, the flow blocking strength of the grids is further enhanced, and the all-around basic anti-scouring effect can be provided in the ocean current environment with changeable flow directions.
Owner:HUANENG CLEAN ENERGY RES INST
Sediment barrier
ActiveUS8100609B2Reduce and eliminate soil erosionImprove efficiencyBreakwatersQuaysWater flowEngineering
Owner:WILSON KEN
High-efficiency environmental-friendly sewage treatment system
ActiveCN104016495AGood decontamination effectReduce pollutionMultistage water/sewage treatmentFiltration circuitsEnvironmental resistanceWater treatment system
The invention discloses a high-efficiency environmental-friendly sewage treatment system. The system comprises a main control device, a sewage collecting pool, a water suction pump and a sewage treatment device, wherein the water inlet end of the water suction pump is arranged at the sewage collecting pool; the sewage treatment device comprises a filter tank and a sewage treater; the water inlet end of the filter tank is connected with the water suction pump; a water seepage plate is arranged in the sewage treater; the sewage treater is separated into an upper-layer cavity and a lower-layer cavity by the water seepage plate; a water outlet pipeline is connected to the top of the upper-layer cavity; the lower-layer cavity is connected with the filter tank. The system disclosed by the invention has the advantages that multistage decontamination treatment is carried out on the discharged sewage, so that the system is good in decontamination effect; a traditional decontamination pool structure is improved to ensure that impurity sediments flow back to the sewage collecting pool through a backflow pipeline and is subjected to subsequent cyclic ceaseless decontamination; the work of the water suction pump and the on-off of magnetic valves are controlled by adopting an automatic control way with no need for supervision in the whole process, so that the system is high in decontamination efficiency and friendly to environment in a real sense and can be effectively popularized.
Owner:陆国席
Bioretention belt sand basin easy to desilt
PendingCN110219361AEffective precipitationGood removal effectFatty/oily/floating substances removal devicesSewerage structuresWater filterEngineering
The invention provides a bioretention belt sand basin easy to desilt. The bioretention belt sand basin comprises an outer shell, an inner shell, a cover plate and a mesh bearing plate; the inner shellis detachably embedded in the outer shell in a conformal mode, and the bottom of the inner shell is of an inclined structure; the bottom, corresponding to a water inlet end, of the inner shell is lower than the bottom, corresponding to a water outlet end, of the inner shell, and the cover plate is hinged to the outer shell and covers the water outlet end of the inner shell; and a water outlet hole is formed in the cover plate and the side wall of the water outlet end of the inner shell, the mesh bearing plate is disposed at the outer shell and covers the water inlet end of the inner shell, and the mesh bearing plate is provided with water filtering particles. Sediment in rainwater on urban roads can be effectively precipitated, so that the sediment flowing into a bioretention zone is effectively reduced; and the deposited sediment can be conveniently removed, so that the maintenance cost is effectively reduced and the use is facilitated.
Owner:林同棪国际工程咨询(中国)有限公司
Water and soil conservation monitoring method based on image interpretation technology
ActiveCN113657359AReduce accident rateSolve soil erosionData processing applicationsCharacter and pattern recognitionImaging interpretationSoil science
The invention relates to a water and soil conservation monitoring method based on an image interpretation technology, and belongs to the technical field of water and soil conservation supervision. Whether a hydropower station has water and soil loss or not is judged according to the reservoir level, the hydropower station reservoir coastal contour image and the hydropower station reservoir coastal detail image in sequence, and silt deposited at the bottom of the hydropower station reservoir is discharged through a sand-washing gate at the bottom of the hydropower station reservoir, so that a large amount of silt is prevented from flowing into the bottom of the deposition reservoir due to water and soil loss, therefore, the downstream does not become a dangerous overground river, and the accident rate of the reservoir is greatly reduced; and the water and soil loss problem of the hydropower station is fundamentally solved for a long time through water and soil conservation measures.
Owner:HYDRAULIC SCI RES INST OF SICHUAN PROVINCE
Underground Storage Tank with Sediment Trap
InactiveUS20100108688A1Avoid pollutionSpeed up the flowLiquid fillingGeneral water supply conservationSediment trapEngineering
The Invention is an underground storage tank apparatus and method. A buried underground storage tank has a tank sump and a manway defined by a manhole skirt side wall communicating from the surface of the ground to the tank sump. A sediment trap is disposed annularly within the manway and intercepts water and sediment flowing down the manhole skirt wall. An inside wall of the sediment trap is in an annular spaced-apart relation with a tank sump perimeter watt, which together define an annular space interior volume that receives water that overtops the sediment trap inside wall and which receives liquid that overtops the tank sump perimeter wall.
Owner:J D STEIN
Anti-scouring system and method for offshore wind power foundation of multi-layer grid strip-shaped structure
PendingCN113202060AStagnant flowReduce water flow rateClimate change adaptationProtective foundationWater flowStructural engineering
The invention provides an anti-scouring system and method for an offshore wind power foundation of a multi-layer grid strip-shaped structure. The anti-scouring system for the offshore wind power foundation of the multi-layer grid strip-shaped structure comprises a plurality of grid strips, wherein each grid belt comprises a plurality of grid layers, each grid layer is composed of a plurality of grid units, each grid unit is formed by surrounding a plurality of grids, and each grid is vertically fixed between two stand columns through a connecting device. According to the anti-scouring system for the offshore wind power foundation of the multi-layer grid strip-shaped structure, the flow speed of water flow is reduced through the grids, sediment close to the bottom layer of a seabed is retarded from flowing, and finally the foundation anti-scouring purpose is achieved; through the multi-layer grid structure, the flow blocking rigidity of the grids is enhanced, and a basic anti-scouring effect can be provided under the ocean current environment with changeable flow directions; through the arrangement of the multiple grid belts, the anti-scouring effect of the underwater foundation is further enhanced.
Owner:HUANENG CLEAN ENERGY RES INST
Visual observation test system and method for muck flow characteristics of single-circle shield tunneling silo
Owner:TONGJI UNIV
Data processing method for dredging and conveying system on long-distance pipeline conveying site
ActiveCN113483805AReduce deviationPerfecting the Transport TheoryMeasurement devicesData packMonitoring site
The invention discloses a data processing method for a dredging and conveying system on a long-distance pipeline conveying site, wherein data comprises flow velocity data, pressure data and concentration data, and the flow velocity data and the pressure data are obtained through an existing method. The method is characterized by comprising the following steps: selecting a starting point of the whole conveying pipeline as a monitoring point, obtaining a sediment fluid flow velocity value of the monitoring point, regarding the sediment fluid flow velocity value as a common flow velocity value of the whole downstream pipeline (including a to-be-measured target pipe section) at the same moment, a concentration value at the monitoring point, deducing the concentration distribution of the whole conveying pipeline at any time according to the concentration values of the monitoring point along with the time change, matching the pressure difference of the target pipe section, and constructing a data set; cleaning the data set; and taking the data set as two-dimensional spatial data, sorting, grouping and averaging according to the size of the data set, and weakening the data centrality. According to the invention, the data set processed by the method has representativeness and authenticity, and reliable engineering data is provided for subsequent research.
Owner:NAT ENG RES CENT OF DREDGING TECH & EQUIP
Automatic monitoring device for waterlogging prevention hydrological information
InactiveCN112665644AWeight increaseLower center of gravityOpen water surveyWater resource assessmentHydrometryStream flow
The invention discloses an automatic monitoring device for waterlogging prevention hydrological information. The automatic monitoring device comprises a concrete circular truncated cone, a sediment flow detection box, an air bag, a control frame and a warning box, wherein a steel column is connected into the concrete circular truncated cone in an embedded mode, the sediment flow detection box is installed on the surface of the steel column in a penetrating mode, and a transverse rod is installed on the surface of the steel column in a sliding mode through a groove strip. A connecting rod is welded to the bottom of the transverse rod, an air bag is installed at the bottom of the connecting rod in a sealed mode through a plastic plate, a monitoring frame is installed at the bottom of the other end of the transverse rod, a warning box is installed on the surface of the steel column, a baffle is installed on the top wall in the steel column, and a supporting plate is installed on the inner wall of the steel column. A stop block is installed at the top of the supporting plate, and an electric telescopic rod is installed at the bottom of the supporting plate. By arranging the warning box, water level emergency signals with different emergency degrees can be released outwards through the warning lamps with different colors inside the warning box, and people can conveniently take corresponding prevention and emergency measures in time.
Owner:李香珍
Horizontal split-flow inclined plate purification device and settling tank with the purification device
Owner:ZHEJIANG LIANCHI WATER EQUIP
Real-time Monitoring System of Concrete Abrasion and Cavitation Depth Based on Chirped Fiber Bragg Grating
The invention discloses a real-time monitoring system for concrete abrasion and cavitation depth based on a chirped optical fiber grating. The system includes a concrete structure surface, a chirped optical fiber grating sensor unit, a data communication module, and a computer monitoring unit; the chirped optical fiber The sensor group in the grating sensor unit is pre-embedded in the concrete perpendicular to the concrete surface during the construction of water conservancy and hydropower projects, and the top of the sensor group is flush with the concrete surface. Concrete erosion caused by water flow cavitation and other reasons; the end of the sensor group is connected to the computer monitoring unit through the data communication module, and the data communication module and the computer monitoring unit are connected by serial port. The invention has high testing precision, and its single-point depth measurement can reach sub-mm precision. The invention has the advantages of stable work, accurate information, intuitive display, and expandable use.
Owner:THE FRONTIER TECH RES INST OF TIANJIN UNIV
Urban road storm runoff sand filtering device
InactiveCN107724517AReduced risk of cloggingEasy to cleanFatty/oily/floating substances removal devicesSewerage structuresStopped workCollection system
The invention provides an urban road rainstorm runoff sediment filtering device, which includes a water passing system and a sediment collection system; the water passing system includes a number of water passing pools connected end to end according to the direction of water flow for water to flow through, and each water passing pool has a water supply The water inlet for inflow, the water outlet for the water in the water tank to flow out, and the sand leakage hole connected with the sediment collection system; The sand guide pipe used to transport the sediment settled in each water tank to the sand collection tank. Due to the adoption of the above technical scheme, the present invention has the advantages of reasonable structure and good sedimentation effect, which greatly reduces the sediment that finally flows into the bioretention system and reduces the risk of the bioretention system being blocked; it is not necessary to wait for the entire filter device to salvage the sediment. It can only be carried out when the work is stopped, and the sediment can be salvaged at any time; it is very convenient to clean the sediment, saving time and effort.
Owner:CHONGQING UNIV OF ARTS & SCI
Underground storage tank with sediment trap
InactiveUS8156969B2Speed up the flowEasy to disassembleLiquid fillingMovable spraying apparatusSediment trapEngineering
Owner:J D STEIN
A kind of equipment for improving the loading efficiency of trailing suction dredger
ActiveCN112281970BImprove loading efficiencyReduce lossesWaterborne vesselsMechanical machines/dredgersAir pumpWater flow
Owner:WUHAN UNIV OF TECH
Sewage treatment device
InactiveCN107381849AImprove processing efficiencyEfficient dischargeTransportation and packagingRotary stirring mixersWastewaterSewage
The invention discloses a sewage treatment device. The sewage treatment device comprises a sewage tank, a drainage hole is formed in the tank bottom of the sewage tank, the sewage treatment device further comprises a rotating device, wherein the rotating device comprises motors mounted outside the sewage tank, rotating shafts in transmission connection with the power output ends of the motors and extending into the bottom of the sewage tank, and a plurality of rotating plates which are arranged on the rotating shafts and arranged at intervals, when wastewater in the sewage tank is discharged, firstly, the rotating shafts are driven to rotate via the motors so as to drive the rotating plates to rotate, and then the rotating plates which are rotating stir water in the sewage tank, so that solid waste deposited at the tank bottom or the tank wall is activated along with stirred water, and then the drainage hole in the bottom of the sewage tank is opened; therefore, sediments flow out together with wastewater from the drainage hole, thereby being capable of effectively discharging the sediments to the outside of a culture pond to avoid accumulation and attachment of the sediments for a long time so as to improve the treatment efficiency of sewage.
Owner:张粉银
Deep pool and shoal for improving ecological environment of river channel and deep pool and shoal construction method thereof
PendingCN114277732AIncrease pressureIncrease impactClimate change adaptationCoastlines protectionRiver routingEcological environment
The invention relates to the technical field of riverway construction, in particular to a deep pool and shoal for improving the ecological environment of a riverway and a deep pool and shoal construction method thereof.The deep pool and shoal construction method comprises the riverway, a shoal and a deep pool are arranged in the riverway, a shoal generation device and a deep pool generation device are arranged on the two sides of the riverway, and a connecting component is arranged on one side of the shoal generation device; the shoal generating device and the deep pool generating device are arranged on the river channel, so that an accumulation part is arranged on the front side of the shoal generating device, and a guide plate is arranged on the upper side of the shoal generating device, and sediment flowing at the bottom of the river is in contact with the guide plate; the sediment can move downwards to be gathered and can be prevented from being washed away by water flow, the effect that the sediment is accumulated at a fixed position is achieved, then after the shoal generating device is moved away, the accumulated sediment can form a shoal, the water flow speed is increased, paving of the gravels at the river bottom is matched with the water flow, water jump can be generated in the water body, and the oxygen content of the water body is increased.
Owner:QINHUANGDAO PENYAO ENVIRONMENTAL PROTECTION ENG
A sand blowing device for controlling the Yellow River
ActiveCN113235509BImprove efficiencyTo achieve the effect of sand cleaningHydraulic engineering apparatusStream regulationFisheryEngineering
Owner:樊好河 +1
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