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2306results about "Moles" patented technology

Lateral berthing structure of launching barge tower

The invention belongs to the technical field of ships, and particularly relates to a launching barge tower broadside berthing structure which comprises a launching barge body. The launching barge body comprises a main body buoyancy tank in the middle and launching barge towers arranged at four corners of the main body buoyancy tank; the launching barge body can be berthed in the dock platform; and the berthing assembly is arranged on the launching barge tower building, the berthing assembly is arranged on the side, close to the dock platform, of the launching barge tower building, and the berthing assembly can fill and level up a protruding main body structure of the launching barge tower building, so that the broadside structure is flat and can safely berth the dock platform. By arranging the berthing assembly, the bottom of the protruding main body structure is filled and leveled up, so that the broadside structure is flat and can safely berth the dock platform, the broadside structure form of a launching barge tower building is changed, the safety requirement of the berthing dock platform is met, the functions and purposes of the launching barge berthing dock platform are improved, and traditional unsafe operation is eradicated.
Owner:GUANGDONG COSCO SHIPPING HEAVY IND CO LTD

Ecological landscape type disaster reduction seawall and design method thereof

The invention relates to an ecological landscape type disaster reduction seawall, the section form of the seawall is a gentle slope into-sea multi-stage composite type, and the seawall structurally comprises a seawall foot on the seaside, a first-stage planting platform, a gentle slope, a second-stage planting platform, a waterside platform, a wave wall and a road which are sequentially arranged from sea to land; on the basis of ensuring safety, the seawall is subjected to ecological landscape design, so that the seawall can play roles in intercepting silt and purifying water; the effects of weakening wave energy and reducing marine disaster threats can be achieved; and meanwhile, the hydrophilicity of the seawall can be improved, and a leisure activity space is provided for people. The invention further relates to a design method of the ecological landscape type disaster reduction seawall and a method for determining the crest elevation of the ecological landscape type disaster reduction seawall. The section form of the seawall can be determined according to the wave height and the height difference between the sea level and the road surface, the crest elevation of the seawall can be effectively reduced, the engineering cost is reduced, and the seawall ecological function is increased.
Owner:CCCC THIRD HARBOR CONSULTANTS

Marine ecological restoration seawall based on sand beach and construction method thereof

The invention relates to the field of seawalls, in particular to a marine ecological restoration seawall based on a sand beach and a construction method thereof. The seawall comprises three defensive lines, the first defensive line serves as a wave dissipation platform by laying an artificial sand beach, and an original wave wall and a riprap protection bottom are transformed to construct a first-stage wave wall; curbs are heightened and transformed into secondary wave walls by the middle road defense line, and a levee top road is laid to serve as a wave dissipation platform; a flower bed is transformed on a rear defense line, a low retaining wall is a three-stage wave wall, a drainage system is arranged, and residents are protected by combining buildings behind the road and flood prevention measures. The three-dimensional defense line can achieve wave dissipation and damp blocking, and the wave overtopping amount is reduced. The method aims at the shoreline with the requirement for the dike crest elevation and insufficient moisture-proof capacity in marine ecological restoration, and is particularly suitable for constructing a mature urban dike. The damp-proof flood-proof seawall aims at keeping the original appearance of the seawall as much as possible, reducing damage to existing roads and environments, improving the damp-proof capacity, promoting organic fusion of the seawall and surrounding characteristics and building the damp-proof flood-proof seawall for marine ecological restoration.
Owner:TIANJIN UNIV +1

An ecological protection system for eroded coasts

An erosion coast ecological protection system comprises: ecological submerged dikes, tidal flat habitats, vegetation habitats and ecological breeding areas arranged in sequence from sea to land on the erosion coast; the ecological submerged dikes are arranged in the subtidal zone parallel to the coast, the overall structure is composed of multiple sections of submerged dikes and gates, and the length of a single section of submerged dikes is not less than 8 times the wavelength; the tidal flat habitat is connected with the ecological submerged dike and is properly decorated according to the tidal flat terrain to form a multiple habitat consisting of shallow water areas and deep water areas; the vegetation habitat area is located in the intertidal zone, and its outer edge is arranged with riprap to avoid tidal channels, the slope is about 1:2-1:3, and a vegetation belt of not less than 50m wide is planted on the land side; the ecological breeding area is provided with a plurality of breeding ponds with field-shaped channels, the top width of the channel is about 4-6m, and several rows of tamarisks are planted to form a wind-resistant buffer zone.
Owner:SHANGHAI WATERWAY ENG DESIGN & CONSULTING CO LTD

Ecological seawall structure

The utility model relates to an ecological seawall structure, which belongs to the technical field of bank protection engineering and comprises a seawall foundation, the seawall foundation comprises a slope top and a slope body, and a retaining wall structure is arranged at the joint of the slope top and the slope body. An arc-shaped wave dissipation ridge is arranged at the position, spaced by a certain distance from the retaining wall structure, of the top end of the slope body, a cushion layer is laid at the position, located between the arc-shaped wave dissipation ridge and the retaining wall structure, of the top end of the slope body, and the cushion layer comprises a dry stone cushion layer and a broken stone cushion layer which are sequentially arranged from top to bottom. A first block stone cushion layer is laid at the position, located on the side, away from the retaining wall structure, of the arc-shaped wave dissipation ridge, of the top end of the slope body, extends to the bottom of the slope body and further extends outwards to be connected with a second horizontal block stone cushion layer, and a first concrete retaining wall is arranged at the joint of the first block stone cushion layer and the second block stone cushion layer. The accropode is laid at the top end of the second block stone cushion layer and located on the outer side of the first concrete retaining wall. The safety of the seawall can be effectively guaranteed, and the stability of the seawall structure is guaranteed.
Owner:FUJIAN PROVINCIAL INVESTIGATION DESIGN & RES INST OF WATER CONSERVANCY & HYDROPOWER

Construction method of protection system suitable for corrosive silt silt coast

The invention relates to the field of silt silt coast restoration, in particular to a protection system construction method suitable for an erosive silt silt coast, which adopts engineering measures such as a water-permeable offshore submerged embankment and a riprap protection bank on the seaside of a vegetation restoration area to dissipate waves, and adopts the riprap protection bank to prevent a high beach from being further eroded. By reserving the tide passageway, the vegetation restoration area is kept to be communicated with a water system of an open sea, more suitable conditions are provided for vegetation restoration, and the survival rate of plants for vegetation restoration on an erosive beach is increased. The degraded wetland habitat of an erosive beach is recovered, the structural integrity and the functional stability of a coastal zone ecological system are improved, the capability of resisting marine disasters is improved, and the regional ecological safety is guaranteed.
Owner:CHINA DESIGN GROUP CO LTD

Prefabricated square block mounting method

The invention relates to a prefabricated square block mounting method, belongs to the technical field of wharf building construction, and aims to solve the problems of insufficient flatness of a foundation bed, large alignment deviation of prefabricated square blocks and poor seam sealing performance in a traditional mounting method. A trapezoidal tenon is pre-embedded in the bottom surface of the prefabricated square block and is matched with a groove in the top surface, and accurate embedding of the tenon and the groove is realized by combining sectional descending speed control of a crane ship, total station and RTK positioning data fusion deviation correction and underwater camera alignment confirmation; and after installation, scanning is conducted through a depth sounding system, a secondary leveling program is started, the wharf structure installation precision and the overall stability are improved, and the later settlement risk is reduced.
Owner:CHINA HARBOUR ENGINEERING

Composite tension sand blocking and silt reducing facility and method

The invention provides a composite tension sand blocking and silt reducing facility and method.The facility is composed of one or more units, each unit comprises a floating body, a composite tension curtain and an anchor point located at the bottom of a water body, one end of the composite tension curtain is connected to the floating body, and the other end of the composite tension curtain is connected to the anchor point; the composite tension curtain forms a sand blocking surface in the water between the bottom of the water body and the floating body by virtue of the buoyancy of the floating body, and the floating body is positioned on the water surface or suspended in the water; the composite tension curtain is formed by sewing two layers of geotechnical cloth together, a plurality of steel cables are inserted between the two layers of geotechnical cloth, a composite tension structure is formed to serve as a sand blocking and silt reducing curtain face, and main water flow force and wave force are borne by the steel cables. The flexible sand blocking curtain structure facility is economical, convenient to construct, suitable for large flow velocity and wave conditions and capable of blocking sand and reducing silt.
Owner:SHANGHAI JIAOTONG UNIV +2

Interlocking ecological frame retaining wall and construction method

The invention discloses a chain ecological sash retaining wall and a construction method, the chain ecological sash retaining wall comprises a wall body with an inner cavity, the two sides of the wall body are provided with a first concave structure and a second concave structure, the middle of the first concave structure is provided with a first connecting lug which is horizontally arranged, and the middle of the second concave structure is provided with a second connecting lug which is horizontally arranged; vertical connecting holes are formed in the middle of the first connecting lug and the middle of the second connecting lug, connecting rod bodies are installed in the vertical connecting holes, a plant growing groove is formed in the front side of the wall body, and the plant growing groove is communicated with the interior of the wall body. Gridding cloth is arranged on the inner wall of the plant growth groove. The side portions of the wall bodies are arranged in an inward-concave mode, the connecting lugs are matched with the inward-concave structures, the two adjacent wall bodies are connected and fixed through the connecting rod pieces, the wall bodies can be filled with broken stones, meanwhile, the plant growing grooves are formed in the bottoms of the wall bodies, and green plant growing platforms are provided through the plant growing grooves.
Owner:CHINA MCC17 GRP CO LTD

Slope protection device for hydraulic flood prevention

PendingCN119373051ATo achieve reinforcementReduce the probability of looseningBreakwatersQuaysWater flowFlood control
The invention relates to the technical field of hydraulic flood prevention, in particular to a slope protection device for hydraulic flood prevention. Comprising a support frame; the protection plate is hinged to the supporting frame, and the protection plate is used for preventing water flow from impacting the slope surface; the rotating frame is hinged to the supporting frame, the rotating frame is connected with a sliding block in a sliding mode, and the sliding block is hinged to a connecting rod; the guide frame is fixedly connected to the supporting frame; the push plate is arranged on the connecting rod, the push plate is connected with the guide frame in a sliding mode, and the push plate is used for applying downward force to the connecting rod by means of resistance generated when the push plate pushes water flow to move. When water flow impacts the protection plate, the protection plate is driven to rotate to buffer the impact force of the water flow, meanwhile, downward force is applied to the supporting frame through resistance generated when the push plate moves in water, reinforcing of the connecting position of the supporting frame and the ground is achieved, and therefore the probability that connection between the supporting frame and the ground is loosened is reduced.
Owner:LIAOCHENG DONGCHANGFU DISTRICT WATER CONSERVANCY DEV CORP

Caisson wharf and construction method thereof

According to the caisson wharf and the construction method thereof, a layered structure of a steel slag-rubber particle composite lower layer and a regenerated resin-basalt fiber composite upper layer is adopted for a base, and interface bonding is enhanced in combination with a silane coupling agent; the foundation bed is assembled by precast concrete modules and is poured by nano mortar; the caisson main body is provided with a positioning plate which is inserted into the guide groove, the caisson main body is filled with multi-graded steel slag fragments, and an independent airbag cavity is pre-buried in a bottom plate; the buoyancy control system dynamically adjusts the water injection rate based on multi-sensor data; the ecological permeable pipeline network adopts a diatomite-zeolite coating; the prestressed steel strand towing system is regulated and controlled in real time through the friction damper. The caisson wharf and the construction method thereof have the remarkable advantages in the aspects of structural stability, ecological friendliness, construction efficiency, intelligence and automation, the problems existing in a traditional caisson wharf can be effectively solved, and the requirements of modern port construction are met.
Owner:CHINA HARBOUR ENGINEERING

Maritime work concrete with salt corrosion resistance and self-repairing function and preparation method thereof

The invention provides marine concrete with salt corrosion resistance and self-repairing and a preparation method thereof.The marine concrete is prepared from, by weight, 190-210 parts of cement, 91-100 parts of a natural mineral activating group, 10-15 parts of a composite corrosion inhibitor, 30-35 parts of an exciting agent, 3-6 parts of a high-efficiency water reducing agent, 4-8 parts of a polyamide / polyether sulfone copolymer and 20-25 parts of microcapsules; the preparation method comprises the following steps: preparing the composite corrosion inhibitor and the microcapsule; mixing the cement, the natural mineral activating group, the composite corrosion inhibitor, the exciting agent and the high-efficiency water reducing agent, adding the treated polypropylene fibers and the microcapsules, reacting and curing. According to the invention, the long-acting protection and self-repairing functions of the marine concrete in a high-salt environment are realized by utilizing the cooperation of multiple physical and chemical mechanisms of various formula materials.
Owner:SHENZHEN ZHONGTIANYUAN IND CO LTD

Construction method for front edge double-pile supporting beam and berthing component

The invention relates to the technical field of wharf construction processing, in particular to a construction method for a front-edge double-pile bearing beam and a berthing component, according to a support building method, hoops are installed on front-edge double-row PHC piles to serve as anchoring points, cantilever beams are welded to the front edge sides of the hoops to serve as structures for supporting the berthing component, and the whole installation mode is simple, convenient and reliable; the double-layer hoops are adopted on the front-edge double-row PHC piles to serve as supports of different layers of structures, so that installation stability is guaranteed, later adjustment can be facilitated, and particularly, the installation levelness of the cantilever beam can be adjusted conveniently. In addition, the cross beams at the upper ends of the front-edge double-row PHC piles are connected through the supporting I-shaped steel oblique beams, so that the connecting stability between the front-edge double-row PHC piles and the rear-row double piles can be guaranteed, and the front-edge double-row PHC piles and the rear-row double piles are matched in different directions. The installation efficiency can be effectively improved by prefabricating the berthing component.
Owner:POLY CHANGSHA PORT & SHIPPING ENG CO LTD

Integrally modularized and prefabricated assembly type high-pile wharf structure and assembling method

The invention relates to an overall modular prefabricated assembly type high-pile wharf structure and an assembling method. The structure comprises an upper structure main module part, an upper structure secondary module part, a pile cap module part, a node connecting part, a pile foundation part and an ancillary facility part. The upper structure main module part and the upper structure secondary module part are arranged in a staggered mode in the longitudinal direction of a wharf, the pile cap module part is located on the lower portion of the upper structure main module part, the pile foundation part is located on the lower portions of the upper structure main module part and the pile cap module part, and the node connecting part is connected with all modules. And the subsidiary facility part is mounted on the upper structure main module part and the upper structure secondary module part. The upper structure is composed of multiple sets of standardized integrally prefabricated modules, the number of connecting joints of components and the field workload can be greatly reduced, the assembly rate of the high-pile wharf is increased, large-scale crane ship machine equipment is fully utilized, the labor cost is saved, the dependence of engineering construction on the construction window period is reduced, the construction risk is reduced, and the construction efficiency is improved. Construction is rapid, and economic cost is low.
Owner:SHANGHAI DONGHUA CONSTR MANAGEMENT

Riverbank revetment construction method

A riverbank revetment construction method, comprising the following steps: along a riverbank revetment, laying a composite structure consisting of alternating long piles and short piles, each long pile being divided into two parts, one part being independent, and the other part combining with a short pile to form a composite pile; using a static pressing method to press the independent part of the long pile into a laying position along the riverbank revetment, then pressing the composite pile onto the independent part of the long pile, and connecting the long pile part of the composite pile to the already-pressed independent part of the long pile to form a whole; on the side of the short pile, continuing to statically press the independent part of another long pile, and during the process, using a limiting structure between the short pile and the independent part of the long pile for limited pressing thereof; repeating the process in the laying direction of the riverbank revetment, so as to press the composite structure consisting of the long piles and the short piles; and replacing soil enclosed by the short pile within each composite pile with a replacement material which is a material having water permeability. The riverbank revetment construction method has the advantages of simple structure, good mechanical property, convenient construction and excellent soil retaining property and water permeability.
Owner:CHINA RAILWAY SHANGHAI DESIGN INST GRP CO LTD

Wave dissipation device for water conservancy project

The utility model discloses a wave dissipation device for a water conservancy project, and relates to the technical field of water conservancy projects. Comprising a dam, a backflow guide plate and expansion bolts, the backflow guide plate facilitating buffering is fixedly installed on one side of the dam through the expansion bolts, a plurality of wave dissipation grooves facilitating wave dissipation are formed in the inner side of the backflow guide plate, and a plurality of rotating seats are fixedly connected to the inner side of the backflow guide plate. Furthermore, after the wave blocking plate is impacted by water waves, the two springs can absorb a part of resistance of the water, meanwhile, under rotation of the wave blocking plate, the impacted water waves can be further counteracted and blocked by the wave blocking plate, then impact of the water waves on the dam is greatly reduced, and under cooperation of the multiple wave dissipating plates, the wave dissipating effect of the dam is greatly improved. And therefore, the situation that the water wave blocking and eliminating effect is reduced due to continuous impact of the water waves is avoided, and the wave eliminating effect of the device is further improved.
Owner:HENAN HUARUN HYDRAULIC & HYDRO-POWER ENG CO LTD

Adjustable floating breakwater suitable for long waves

The adjustable floating breakwater comprises a front floating box and a rear floating box which are fixedly connected, a water guide plate capable of rotating around a rotating shaft in the left-right direction is arranged on the upper end face of the front floating box, a plurality of water guide grooves are formed in the rear end of the water guide plate, and a power generation mechanism is arranged at the position, corresponding to the water guide grooves, of the front end of the water guide plate; the rear end of the upper end face of the front buoyancy tank is rotationally connected with a water guide arc plate, the water guide arc plate is located above the rear end of the water guide plate, and the arc-shaped concave face of the water guide arc plate is a wave facing face. A plurality of guide plates are arranged between the front buoyancy tank and the rear buoyancy tank; the first driving mechanism drives the water guide plate to rotate up and down so as to adjust the inclination angle of the water guide plate; the second driving mechanism drives the water guide arc plate to rotate front and back so as to adjust forward thrust to the front buoyancy tank, and meanwhile drives the flow guide plate to rotate left and right so as to adjust the flow guide plate to form an angle with incoming flow. The floating breakwater is convenient to adjust, long-period waves are effectively reduced, long waves are used for autonomous power generation, self-generated power is used for controlling components on the breakwater, and meanwhile the stability of the floating breakwater is improved.
Owner:JIANGSU UNIV OF SCI & TECH

Siltation promotion device for coastal zone regulation and restoration

The invention relates to the technical field of coastal zone renovation and repair, in particular to a siltation promotion device for coastal zone renovation and repair, which comprises a siltation promotion assembly and a caisson which are sequentially arranged from top to bottom, the siltation promotion assembly comprises a plurality of siltation promotion modules which are connected through side edges, and the top side of the siltation promotion assembly is used for being fixedly connected with a coast; each siltation promotion module comprises a frame and a plurality of anti-flow plates, the multiple anti-flow plates are sequentially arranged in the frame from top to bottom, the two ends of each anti-flow plate are rotationally connected with the two opposite sides of the frame correspondingly, and every two adjacent siltation promotion modules are rotationally connected through one side edge of the frame; a sedimentation cavity is formed in the top of the caisson, a permeable material is arranged in the sedimentation cavity, flow guide holes penetrating through the two sides are formed in the upstream face and the downstream face of the caisson correspondingly, and the bottom side of the siltation promotion module is connected with the caisson and located above the sedimentation cavity; the siltation promotion device is formed in a splicing mode, the siltation promotion device can be well suitable for complex terrains, and the anti-flow plate is arranged to effectively resist water flow impact.
Owner:GUANGZHOU URBAN PLANNING & DESIGN SURVEY RES INST

Dry-piled vegetation retaining wall

The utility model discloses a dry building vegetation retaining wall which comprises undisturbed soil, a concrete foundation and a first concrete coping, the concrete foundation is arranged on the side, close to a riverway, of the undisturbed soil, the first concrete coping is arranged on the top layer of the undisturbed soil, and a riverway retaining wall is arranged above the concrete foundation. A broken stone hardcore is arranged on the slope face of the undisturbed soil, an ecological retaining wall is arranged above the broken stone hardcore, and an ecological protection slope is arranged in the ecological retaining wall. The concrete foundation is built beside the riverway, the riverway retaining wall is built on the concrete foundation so as to reduce direct contact between a riverway water source and undisturbed soil, meanwhile, the ecological retaining wall is laid on the riverway slope through the broken stone hardcore, and in the weather with a large amount of rainfall, the slope protection upper layer is protected by the ecological retaining wall. Silt and stones are prevented from being scoured, and the overall protection performance of the retaining wall is effectively improved.
Owner:ANHUI KEMIAO ECOLOGICAL TECH CO LTD

Sea wave energy dissipation mechanism, concrete prefabricated structure and wave wall

The invention relates to a sea wave energy dissipation mechanism, a concrete prefabricated structure and a wave wall, in particular to the technical field of damping of the concrete prefabricated structure, by arranging a base, an energy dissipation component and a protective cover, a mounting side and a working side are formed on the two sides of the base correspondingly, and the mounting side is used for being connected with an external concrete prefabricated block; the energy dissipation component comprises an energy dissipation assembly and a connecting plate, the energy dissipation assembly is installed on the working side, the connecting plate is installed at the end, away from the base, of the energy dissipation assembly, the protective cover is installed at the end, away from the energy dissipation assembly, of the connecting plate, the protective cover surrounds the periphery of the connecting plate, the periphery of the energy dissipation assembly and the periphery of the base, and the protective cover is in sliding fit with the base. Under the condition that the sea wave energy dissipation mechanism enters a seawater area, when the protective cover is configured to slide from the working side to the mounting side relative to the base under the action of impact force of sea waves, the impact force can be conducted to the energy dissipation assembly through the connecting plate for energy dissipation, and the function of eliminating the impact force generated by the sea waves is achieved; and the service life of the concrete prefabricated structure is prolonged.
Owner:DALIAN SANFENG CONCRETE PRECAST COMPONENT CO LTD

A system and method for measuring real-time meteorological and oceanographic data using a buoyage network

PCT designated stage expiredWO2025115027A1BreakwatersWaterborne vesselsInternal memoryMooring system
The present invention provides a system for measuring real-time meteorological and oceanographic data using a buoyage network for smart ports and harbours. It consists of a moored floating station or moored buoy, or network of buoy-based measurement stations (A) moored at the port or harbour waters with the marine navigation and land-based measuring station (B) mounted at jetty or wharf or quay wall of port and harbours. The buoy-based system (A) is equipped with a cylindrical steel buoy structure featuring a mast (7) and is secured using a two-point mooring system. The present system comprises of an integrated monitoring and data transmission system that collects the real-time meteorological and oceanographic data from the sensors and processes the acquired data based on calibration, enabling accurate and reliable measurements. The processed data is then stored in the system's internal memory for analysis and transmitted to a remote-control station.
Owner:INDIAN INST OF TECH MADRAS

River dike wave-proof plate

The utility model relates to the field of hydraulic engineering, and discloses a river dike wave-proof plate which comprises a mounting plate, an impact plate is arranged on the left side of the mounting plate, angle adjusting devices are arranged at the upper end and the lower end of the left side of the mounting plate respectively, an impact-resistant device is fixedly connected to the left side of the mounting plate, and the impact-resistant device comprises a supporting block. Through the arrangement of the elastic telescopic rod, the connecting rod, the piston rod, the damping bin and the supporting block, the impact plate drives the piston rod to slide in the damping bin when being impacted by water waves, so that damping liquid in the damping bin flows through a through hole in the piston rod, the damping effect is achieved, and meanwhile after being impacted, the piston rod can slide in the damping bin. In addition, due to the fact that the end, away from the mounting plate, of the elastic telescopic rod is arranged to be hemispherical, deformation caused by rigid collision after impact can be avoided, and the service life of the elastic telescopic rod is effectively prolonged.
Owner:齐佳佳

Ship berthing device

The invention discloses a ship berthing device. Comprising a supporting base installed on a wharf, a guide rail is installed on the front face of the supporting base, at least one stabilizing mechanism is installed on the guide rail, and adsorption mechanisms are installed at the two ends of the stabilizing mechanism respectively. The adsorption mechanism comprises a fixing plate and a connecting plate, a buffer table and a main adsorption plate are sequentially arranged on the connecting plate, hydraulic cylinders are symmetrically hinged to the two ends of the fixing plate respectively, a reset plate is hinged to the hydraulic cylinders, and a buffer table and an auxiliary adsorption plate are arranged on the reset plate. The stabilizing mechanism comprises a balance plate rotationally connected to the stabilizing frame, a hydraulic damper and a reset spring, the open end of a groove connecting rod is rotationally connected with the balance plate in the stabilizing frame, the closed end of the groove connecting rod is connected with the stabilizing frame, a groove is formed in the bottom of the stabilizing frame, and a gear is arranged above the groove. The ship berthing device provided by the invention can achieve the effects of high reliability and stability, uniform adsorption force distribution and high self-adaptive adjustability.
Owner:JIANGSU UNIV OF SCI & TECH

Fine flushing and rough supplementing type riverbed substrate habitat restoration method and system for small hydropower station exiting river reach

The invention discloses a'fine flushing and coarse supplementing 'type riverbed substrate habitat restoration method and system for a small hydropower station quit river reach, and relates to the field of ecological restoration, and the method comprises the steps: obtaining the hydrologic and geomorphic information of the implemented small hydropower station quit river; key habitat area distribution in the river reach influenced by small hydropower station quitting is determined according to hydrological and landform information, and the matrix particle size condition of the key habitat area and the part and thickness of water flow scouring and silting are determined; determining a riverbed substrate habitat restoration scheme (including pebble supplement, boulder group arrangement, ecological spur dike arrangement and ecological water guide barrage arrangement) by combining the key habitat restoration layout map; simulating the restoration effect based on the riverbed substrate habitat restoration scheme and the hydrodynamic sediment transport model, and adjusting the riverbed substrate habitat restoration scheme according to the simulation result to obtain the optimal riverbed substrate habitat restoration scheme. According to the method, the damaged river reach of river degradation caused by small hydropower station quitting can be recovered, and the natural landform state of the river is recovered.
Owner:CHINA INST OF WATER RESOURCES & HYDROPOWER RES

Modularized assembly type high-pile wharf structure and construction method thereof

The invention relates to the technical field of wharf structure construction, and provides a modular assembly type high-pile wharf structure and a construction method thereof. B, a lower cross beam is arranged, the lower cross beam is formed through pouring, and vertical steel bars are pre-buried in the lower cross beam; c, erecting longitudinal beams; d, an upper cross beam is arranged through an operator located on the suspension type operation frame, the upper cross beam is formed through pouring, the suspension type operation frame comprises an operation table main body structure and a limiting structure connected to the operation table main body structure, the operation table main body structure is used for supporting the operator, and the two ends of the operation table main body structure are supported on the adjacent longitudinal beams correspondingly; the limiting structure forms a limiting channel extending in the vertical direction. E, pouring and forming the pool bottom plate; f, mounting a prefabricated panel; g, track foundation construction; h, surface layer pouring; according to the construction method, the construction efficiency, the construction safety and the stability of the modular assembly type high-pile wharf structure are improved.
Owner:HUNAN AVIATION ENG CO LTD

Anti-wave structure and anti-wave method suitable for offshore new energy engineering

The invention provides an anti-wave structure and an anti-wave method suitable for offshore new energy engineering, and belongs to the technical field of offshore new energy engineering, the anti-wave structure comprises a mounting cylinder fixed on the bottom end face of an offshore equipment platform, and an energy consumption assembly is arranged on the mounting cylinder; the energy consumption assembly comprises an outer side fixing ring and a friction metal ring, the outer side fixing ring is fixed to the outer wall of the mounting cylinder, the friction metal ring is arranged on the mounting cylinder in a sleeving mode and located below the outer side fixing ring, and the top of the friction metal ring is rotationally connected with the outer side fixing ring through a fixing ring sleeve; an annular friction strip is arranged at the position, close to the bottom of the friction metal ring, of the friction metal ring, and the surface of the annular friction strip is attached to the rough face in the friction metal ring. A wave receiving disc is arranged at the bottom end of the friction metal ring. According to the structure, through the deformation-friction synergistic effect, the wave impact effect of the offshore equipment platform under the complex sea condition is effectively weakened, and the wave resistance of the offshore equipment platform is improved.
Owner:CHINA UNITED NORTHWEST INST FOR ENG DESIGN & RES

Sustainable luring ecological floating island system and sustainable fishing method thereof

The invention discloses a sustainable luring ecological floating island system which is characterized in that fish schools in an open type water area are induced to enter a water area where an ecological floating island is located through planned enhancement releasing feeding and going out, and the fish schools in the water area where the ecological floating island is located are captured through a fishing device and put into a besieging space. The method can ensure that the species and number of aquatic organisms in an ecological floating island ecological system are kept relatively stable within a certain time, conforms to the development concept of sustainable fishery, can enable fishing and fishing pleasure and ecological environment protection to cooperatively develop, can ensure that the fishing and fishing pleasure can be continuously and healthily carried out for a long time, and has a wide application prospect. Therefore, a sustainable and stable fishing place is provided for fishing enthusiasts through a sustainable inducing and breeding combined mode, and meanwhile protection and recovery of a water area ecological system are considered; the invention further discloses a sustainable fishing method of the sustainable luring ecological floating island system, and by means of a sustainable luring combination mode of the ecological floating island system, catching and fishing activities can be continuously carried out.
Owner:ZHUHAI HONGDIAN TECH CO LTD

Floating type photovoltaic wave energy power generation platform with wave absorbing device

The invention discloses a floating type photovoltaic wave energy power generation platform with a wave absorbing device. The floating type photovoltaic wave energy power generation platform comprises a main platform, the wave absorbing device, a wave energy device and an adaptive mooring system. The top of the main platform is provided with photovoltaic panel power generation equipment used for solar power generation. Wave absorbing devices are arranged on the circumferential outer side of the main platform at intervals in a surrounding manner; the wave absorbing device is flexibly connected with the main platform through a plurality of connecting cables; a plurality of wave energy devices are arranged in the wave absorbing device; the main platform and the wave absorbing device are respectively connected with the adaptive mooring system; and the adaptive mooring system is used for improving the wind wave resistance of the main platform and the wave absorbing device. According to the floating type photovoltaic wave energy power generation platform with the wave absorbing device, photovoltaic power generation and wave energy power generation are integrated, the safety can be improved through the wave absorbing device, the power generation efficiency is improved, meanwhile, the external environment load can be better resisted, and the floating type photovoltaic wave energy power generation platform with the wave absorbing device has great practical significance.
Owner:TIANJIN UNIV

Hoop and bottom die integrated quick mounting system

The invention relates to the construction technology of a hoop bottom die, and discloses a hoop bottom die integrated quick-mounting system which comprises a bottom die plate arranged on the outer side of the end of a vertical pile, and the bottom die plate is used for side die erecting and pouring forming positioning of a vertical pile cap; the main beam and the secondary beam are fixed to the bottom of the bottom formwork, first transverse rib plates and second transverse rib plates are fixed to the main beam and the secondary beam respectively, and a fastening and locking buckle assembly is arranged between the first transverse rib plates with the ends in butt joint; the hoop body is arranged at the end of the vertical pile in a sleeving mode through a bolt, hoop pressure-bearing ribs used for bearing and supporting the bottom formwork and the main beam are arranged on the side of the hoop body, and a hoop guide chain which is integrally detached in a hoisting mode is further arranged between the outer side of the hoop body and the secondary beam. According to the hoop and bottom die integrated quick assembly system, bottom die integrated quick assembly and disassembly construction of double-pile and single-pile cap construction operation can be achieved, secondary bottom disassembly during disassembly is not needed, and the die erecting and pouring efficiency of pile cap construction is improved.
Owner:CCCC FIRST HARBOR ENGINEERING CO LTD +1

Permanent and temporary combined square block and caisson combined gravity type wharf and construction method thereof

A permanent-temporary combined square block and caisson combined gravity type wharf comprises a land area rear storage yard, a temporary prefabricating yard used for prefabricating square blocks and caissons is arranged on the land area rear storage yard, the temporary prefabricating yard is communicated with square block structural sections through caisson shipping channels, and the square block structural sections are arranged along the coast and serve as caisson temporary shipping wharfs. The caisson shipping channel is used for transporting prefabricated square blocks and caissons; and after the caisson is transported out through the caisson shipping channel and the square structure section, the caisson is arranged to be connected with the square structure section into a whole, and the caisson structure section wharf is formed. According to the wharf, a site does not need to be additionally found to serve as a prefabrication yard and a temporary wharf as a construction site, and the temporary shipping wharf and part of the prefabrication yard are combined permanently and temporarily, so that wharf construction and dismantling cost can be saved.
Owner:CHINA STATE CONSTR PORT ENG GRP