EP3408456A1 - Fondation offshore - Google Patents

Fondation offshore

Info

Publication number
EP3408456A1
EP3408456A1 EP17702321.5A EP17702321A EP3408456A1 EP 3408456 A1 EP3408456 A1 EP 3408456A1 EP 17702321 A EP17702321 A EP 17702321A EP 3408456 A1 EP3408456 A1 EP 3408456A1
Authority
EP
European Patent Office
Prior art keywords
filling
housing
filter
filter device
receiving volume
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP17702321.5A
Other languages
German (de)
English (en)
Inventor
Karlheinz Daum
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
RWE Renewables Europe and Australia GmbH
Original Assignee
Innogy SE
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Innogy SE filed Critical Innogy SE
Publication of EP3408456A1 publication Critical patent/EP3408456A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D27/00—Foundations as substructures
    • E02D27/32—Foundations for special purposes
    • E02D27/42—Foundations for poles, masts or chimneys
    • E02D27/425—Foundations for poles, masts or chimneys specially adapted for wind motors masts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D15/00—Handling building or like materials for hydraulic engineering or foundations
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D27/00—Foundations as substructures
    • E02D27/32—Foundations for special purposes
    • E02D27/52—Submerged foundations, i.e. submerged in open water
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
    • E02D5/22—Piles
    • E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
    • E02D5/38—Concrete or concrete-like piles cast in position ; Apparatus for making same making by use of mould-pipes or other moulds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/08—Seawater, e.g. for desalination
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
    • F03D13/20—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
    • F03D13/25—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors specially adapted for offshore installation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2230/00—Manufacture
    • F05B2230/20—Manufacture essentially without removing material
    • F05B2230/21—Manufacture essentially without removing material by casting

Definitions

  • the invention relates to a device for creating an underwater structure, a filter device for a corre sponding ⁇ device, and a method for creating an underwater structure.
  • offshore structures The founding of offshore structures is becoming more and more important. This applies in particular to so-called offshore wind turbines, which are often combined to form so-called offshore wind farms.
  • offshore locations offer numerous advantages, such as continuous wind conditions and above-average wind speeds.
  • pile foundations usually one or more foundation piles are rammed or flushed into the seabed. These piles are often as a hollow piles of steel keptbil ⁇ det, which are transported over a predetermined length in the subsoil. Then these piles underwater ⁇ structure or the anchoring structure of Offsho- re-structure, for example in the form of a jacket foundation, put on.
  • the resulting cavities in particular Ring syndrome ⁇ me, hereafter a curing, insbeson ⁇ particular hydraulically setting material filler is usually filled.
  • a filling mass ⁇ are, for example cement-based high Leis ⁇ tung concrete, or highly viscous polymer concretes are used, which transmit by their curing forces between the mutually enclosing parts of the components.
  • An underwater structure of an offshore structure and a foundation process are known for example from WO 2011/010937 AI.
  • a disadvantage of the foundation of underwater structures described above is that it can come in the pouring / filling of the filling in the arranged at the time of casting under water (and thus initially filled with water) cavities to "bleeding" / washing out of the filling wherein components of the filling material into the surrounding What are submitted ⁇ ser and exit the interior of the underwater structure.
  • This leakage is particularly enhanced by the fact that the filled in the cavity filling material displaces the water in here.
  • the present invention has for its object to overcome the disadvantages described above and other disadvantages.
  • the object of the present invention is to provide a device for producing a subsea structure having a hardened filling compound, in which the filling process can be better monitored and, furthermore, components of the filling material do not escape.
  • a further object of the present invention is to provide a method for creating an underwater structure using the device described above.
  • a further object of the present invention is to provide a filter device for filtering filling compound constituents which can be triggered by means of water from a filling compound suitable for constructing an underwater structure.
  • the present invention relates to a device for producing a cured filling material aufwei- Underwater structure, wherein the device has a hous ⁇ se having a receiving volume for receiving the filling material and wherein the housing has a filling opening for filling the filling material in the receiving volume and having an outlet opening for discharging expelled from the receiving volume. Furthermore, the device is characterized in that the device has at least one filter device, wherein the filter device is designed for filtering out components that are triggered by water in the receiving volume of water from the filling compound and wherein the filter device at least partially ⁇ arranged in the receiving volume is.
  • the underwater structure may be any structure suitable for installation below the surface of the water.
  • the underwater structure is an underwater structure of an offshore wind turbine.
  • the underwater structure and / or the underwater structure comprises a foundation pile.
  • the underwater structure comprises a hardened Greet al.
  • the filling material is a hardening, in particular ⁇ sondere a hydraulically setting filling compound.
  • the filling compound is an under / in water-curing filling compound.
  • the filling compound is a cement mortar, in particular a cement mortar made from a cement, mixing water, and a silicon-containing additive.
  • the filling mass in the sense of Portland cement may also be mentioned as an example of a suitable filling compound
  • polymer cement is also suitable pumped into the device according to the invention.
  • the device according to the invention for producing a hardened filling compound having underwater structure has a housing, which in turn has a receiving volume for receiving the filling compound. Accordingly, it may be in the housing around any suitable housing han ⁇ spindles, which allows the recording of the filling compound.
  • the purpose GePFu ⁇ se has a filling opening for filling the filling mass in the receiving volume. Furthermore, the GePFu ⁇ se also an outlet opening for discharging sprouted from the receiving volume of water and / or blown with from the receiving volume filling compound.
  • the device according to the invention is preferably brought in a ⁇ a value below the water surface, building, this can further be carried out preferably by vibratory driving and / or ramming of the device into the ground.
  • the filling opening may be any opening in the housing, which allows a filling of the filling material in the receiving volume, which is arranged in the interior of the housing.
  • the filling opening can be used with a conveyor for conveying the filling material.
  • the conveying device is preferably a pump, more preferably a pump which is connected via a connecting hose to the filling opening.
  • the filling opening according to the invention can also be formed by the outlet opening of a filling tube (so-called stinger), which for filling the Fill mass is introduced into the receiving volume.
  • the receiving volume of the housing is formed by a gap between the outer tube and the inner tube, such a filling tube is often inserted from above into the annular gap thus formed until its outlet opening at a height as directly as possible is arranged above the seabed.
  • the filling opening is preferably arranged in the installation position of the housing in a lower region of the housing. This signified tet ⁇ that the filling opening on the building, in particular ⁇ sondere seabed, located closer to the housing of the device has been positioned in or on which, as on the Wasseroberflä ⁇ surface.
  • the filling opening in the lower third, more preferably in the lower fifth of the housing between the seabed and the water surface is arranged.
  • the filling opening is at the lower end in the installation position of the housing, ie angeord ⁇ net as directly above the seabed as possible.
  • the outlet opening can be any further opening in the housing, which allows a discharge of water expelled from the receiving volume of the housing.
  • the receiving volume of the housing is initially filled with water.
  • the ⁇ ses water is then displaced during filling of the filling material in the receiving volume of the housing, for example by means of a pump connected to the filling opening, through the filled filling material and escapes through the outlet opening of the receiving volume, or the housing.
  • a pump connected to the filling opening
  • the outlet opening is arranged in the installed position of the housing above the filling opening, more preferably, the outlet opening at a free end of the housing, that is arranged at one end of the housing, which was not introduced into the Bau ⁇ reason.
  • it is at the outlet port to an opening of the gap, preferably is formed between an inner tube and an outer tube of the positioned in or on the building housing the annular gap.
  • the outlet opening can also be arranged in the installation position of the housing below the filling opening. This is particularly preferred when it is at the outlet port to a second outlet port of the housing, ie, a zusurbanli ⁇ che opening in the housing is such as a gap.
  • a zusurbanli ⁇ che opening in the housing is such as a gap.
  • Such additional openings arise during the foundation partially unintentionally, for example, if the Dich ⁇ tion fails in the installation position lower end of the housing, or damaged during filling.
  • the housing has at least two outlet openings, where a first of these from ⁇ openings in the installation position of the housing is arranged above the filling ⁇ opening of the housing and at least a second of said outlet openings in the installation position of the housing un ⁇ terrenz the filling opening of the housing is arranged.
  • the inventive device further comprises a filter ⁇ means excluded for filtering out constituents is formed, which were triggered by the water contained in the receiving volume of the filling material. As already described above, it is during the casting of the filling compound into the underlying water and water-filledMoovo- lumen of the device to a "bleeding" / washing out of the filling compound, wherein constituents of the filling material are added to the water from ⁇ .
  • This filtering can be effected by any suitable mechanism, but preferably by adsorption, more preferably by physisorption.
  • the filter means may comprise a filter medium, preferably rice husk ash, which adsorbs the washed-out constituents of the filler by physisorption.
  • the water contained in the receiving volume is cleaned of the washed-out components and can advantageously exit via the outlet opening of the device without the disadvantages described above szelen device is at least partially disposed in the receiving volume of the device, it is preferably in the receiving volume angeord ⁇ net.
  • the housing has an outer tube and an inner tube, wherein the inside diameter of the outer tube is greater than the outer diameter of the inner tube.
  • the inner tube is embedded in the outer tube, so that the outer tube surrounds the inner tube and the receiving volume of the housing is formed by a gap between the outer tube and the inner tube.
  • a gap may also be referred to as an annular gap, which preferably has a minimum width of about 10 cm and / or has an average width of about 30-35 cm.
  • the middle Re width results in particular at an unequal width of the annular gap on opposite sides of the housing.
  • the annular gap can for example have a width of 10 cm at a point of GePFu ⁇ ses and on the opposite side of this point, a width of 60 cm.
  • the filter device is arranged partially or completely between the filling opening and the outlet opening of the housing.
  • an effective flow through the filter device is advantageously made possible with the exiting from the receiving volume of water, whereby the filter performance of the filter device is increased.
  • the filter device is preferably variable in position in the receiving volume of the housing, particularly preferably arranged above the filling opening.
  • the change in position of the filter device is effected by the introduced into the receiving volume filling compound.
  • the filter ⁇ device is arranged in the receiving volume of the housing that the change in position is not caused by the water passing through the filter device, but by a displacement of the filter device by the introduced into the receiving volume filling compound.
  • Such an arrangement of the filter device in the receiving volume of the housing can be achieved, for example, and preferably by clamping the filter device, for example in the receiving volume, preferably in an annular gap, or by weighting the filter device with a sinker.
  • the filter device is variable in position in the immediate region of the filling opening, in particular arranged above it.
  • the filter means floats on the introduced in the receiving volume filling material and is conveyed continuously in the direction of the outlet port throughout the filling process of the filling material in the on ⁇ acquisition volume.
  • the filter device is arranged, on the one hand, in the region of the highest concentration of constituents of the filling compound released into the water, and thus an improved filter performance is achieved.
  • this is preferably weighted with a sinker to prevent floating of the filter device on the water contained in the receiving volume.
  • the sinker is preferably selected so that the by-average ⁇ density of filter device and sinking element corresponds approximately to that of water.
  • a preferred example of a sinker is a metal or steel chain whose Ge ⁇ weight can be varied in a simple manner on the number of verwen- Deten chain links.
  • the filter device is variable in position in the immediate vicinity of the installation position of the housing above the filling opening angeord- Neten outlet opening arranged.
  • the term "in the immediate vicinity” is to be understood that the filter device is at most a distance from the outlet opening, which is half, preferably one third, more preferably one quarter and in particular one fifth of the distance between this outlet opening and the Even more preferably, the filter device is arranged in the housing such that it protrudes partially out of the outlet opening
  • Such an arrangement has the advantage that the filter device is visible from the outside because it is only partially arranged in the receiving volume
  • an improved control of the filling ⁇ stands of introduced into the receiving volume filling compound is made possible.
  • the filling process can be completed in time so that there is no leakage of filling material from the outlet opening.
  • the filter device is arranged in the immediate vicinity of the outlet opening arranged in the installation position of the housing above the filling opening by clamping in the receiving volume.
  • the filter device may preferably be weighted with a sinker. This is particularly advantageous if the filter device is to be used in addition to closing a further outlet opening, for example a gap, which is arranged below the filling opening.
  • the sinker used causes the filter device sinks to the bottom of the housing and there closes in installation position of the housing located below the filling opening from ⁇ lassö réelle.
  • water then passes through the filter device, which has constituents of the filling compound.
  • These constituents of the filling compound are then filtered by the filter device and accumulate in the filter device.
  • the resultant filter cake serves advantageously as a water barrier, seals the further outlet opening and also prevents the escape of filling material from this outlet opening. Further advantageously, the filter device after the completion of the filling process remain in the device.
  • the sinker there may be any suitable Ele ⁇ ment through which the buoyancy of the filter element is reduced in the water. Accordingly example ⁇ as weights of any kind are eligible. Particularly preferred han ⁇ delt If the sinker by a chain, more preferably is a chain made of a metal, in particular a steel. A chain offers the particular advantage that the weight of the sinker can be varied in a simple manner on the number of chain links.
  • the filter element is preferably a fil ⁇ termedium, which is surrounded by a filter cover. This has the advantage that the filter medium can be present in loose form.
  • the filter envelope is moreover preferred as wasser penticianssi ⁇ ge filter casing, in particular as a tube package being ⁇ staltet.
  • Suitable water-permeable filter sleeves are all materials known and suitable to the person skilled in the art, for example woven fabrics, in particular jute fabrics, for example jute sacks. More preferably it is in what ⁇ ser trimen hose wraps around the tubular packaging having a length of about 40-70 cm and a width and / or a diameter of about 25-40 cm. This is particularly advantageous if the filter elements are to be introduced into an annular gap mentioned above, since then a pinching / clamping of the filter elements can take place. Thus, no further fixative is needed.
  • the filter medium is any suitable material in question, which ensures filtering out the constituents of the filling material from the water.
  • this filtering out occurs by adsorption, more preferably by physisorption.
  • calcareous sand quarry expanded clay, activated carbon and / or silica-containing materials, particularly preferably Reisschalen ⁇ ash used. All of these materials are characterized by having a high specific surface area.
  • the filter medium preferably has a structure selected from ⁇ from the group consisting of fibrous structure, powders and granules, wherein the fibrous structure is the special ⁇ preferred.
  • the silica-containing material is an organic material.
  • the material is biogenic Na ⁇ tur.
  • the organic / biogenic aggregate is particularly preferably a vegetable material.
  • Herbal Materiali ⁇ en advantageously have often a fibrous structural ⁇ ture on. Accordingly, it is the case of plant Ma ⁇ terialien with fibrous structure is particularly preferred silicon-containing aggregates in the sense of the invention.
  • the present invention also relates to a filter inlet ⁇ direction for filtering Standmassen decorate tone that are triggered by means of water from a suitable establishing an underwater structure filling compound, wherein the Filtereinrich- tung at least one filled with a filter medium permeable filter envelope.
  • the filter device according to the invention is simple to produce and authoredgüns ⁇ term can be used for a variety of applications, particularly for filtering water containing Brownsen decoratemaschine.
  • the filter device can preferably be arranged in a filter box through which the water passes.
  • the filter device according to the invention can also be arranged in a water supply and / or discharge, for example in a return line. Particularly advantageous, the filter device according to the invention can be easily replaced.
  • the inventive processing at least two Filtereinrich- filled with filter medium wasser admirados ⁇ sigen filter casings which are connected to each other by means of a connecting device.
  • a connecting device any suitable type of connection is conceivable.
  • the connecting device is a cable or a chain.
  • Rope or chain may preferably consist of a metal, more preferably a steel.
  • the combination according to the invention of at least two water-permeable filter envelopes filled with filter medium by means of a connecting device has the advantage that the filter device can be easily retrieved after being pressed out of the receiving volume and subsequently disposed of. This is particularly advantageous in the case of the use according to the invention underwater.
  • the filter device according to the invention more than two filled with filter medium water-permeable filter sleeves, which are connected by horrsein ⁇ directions with each other to form a ring.
  • the housing - as described above - comprises an outer tube and an inner tube.
  • the annular filter device can be arranged in the annular gap.
  • a correspondingly formed filter device offers the advantage that in large-sized and, for example, a round shape (annular combustion gap between inner tube and outer tube of the housing) aufwei ⁇ send outlet openings of the apparatus of the invention can adapt the filter means of the geometry (Querterrorismsgeome ⁇ trie) of the outlet opening, so that the filter performance is improved.
  • the filter envelopes then correspond to the above-described tubular packaging.
  • the present invention also relates to a method for creating an underwater structure using the device according to the invention and / or the filter device according to the invention.
  • the method comprises the steps of positioning a housing of the device on or in an underwater structure, and the filling of filling material in a receiving volume of the housing, wherein the filter device was introduced into the receiving volume of the housing prior to filling the filling material.
  • the filter device is introduced into the receiving volume of the housing before the housing of the device is positioned.
  • this is done advantageously at a time when the housing has not yet been lowered below the water surface.
  • the filter device according to the invention is before Trains t ⁇ prior to positioning the housing of the device in or on the subsea base introduced.
  • This has the advantage that no or less underwater work - for example, with the use of divers - are required.
  • the filter means may be incorporated in or on a subsea ⁇ reason, after the positioning of the housing. This is particularly advantageous if a filter device is to be introduced, which is weighted with a countersunk body and which sinks in the installation position of the housing on its base.
  • At least two filter devices are introduced into the receiving volume of the housing before the housing of the device is positioned.
  • a filter device is first introduced ⁇ into the housing, which is weighted with a sinker, so that the filter means decreases in the installation position of the housing after its reduction below the water surface to the bottom of the housing.
  • This filter device introduced first serves to close desired openings - for example gaps - on the lower end of the housing in the installation position.
  • a further filter device is ⁇ into the housing, said filter means is arranged in the immediate vicinity of the filling opening arranged above in the installation position of the housing outlet by pinching in the receiving volume.
  • this filter device is not necessary to install a sinker.
  • this filter device introduced as the second, is a filter device which consists of water-permeable filter sleeves filled with filter medium, which are connected to one another by means of connecting devices to form a ring.
  • a movement of the filter device is detected during the filling of the Medmas ⁇ se in the receiving volume of the housing. This detection is preferred wise via a visual monitoring, more preferably by a video surveillance of the filter device.
  • the detection of the movement of the filter device is more preferably the detection of the pushing out of the filter device from the receiving volume.
  • the filling process is preferably then stopped as soon as such a movement of the filter device is detected.
  • the method according to the invention preferably further comprises the step of recovering and / or disposing of the filter device pressed out of the receiving volume by the filling compound.
  • the filter device is a filter device which consists of filter-medium-filled, water-permeable filter sleeves, which are connected to one another by means of connecting devices to form a ring.
  • Figure 1 shows a schematic view of a first
  • Embodiment of the device according to the invention with two outlet openings and using two filter devices with two outlet openings and using two filter devices.
  • Figure 1 shows a schematic view of the device 1 according to the invention, which was introduced as part of a foundation pile for an offshore structure by vibrating into the seabed as underwater structure 11.
  • the invention shown SSE device 1 is arranged accordingly below the water surface 12th
  • the device 1 has a housing 2, which in turn has an outer tube 8 and an inner tube 9. Both tubes are made of sheet steel. Furthermore, the diam ⁇ ser or the first inside diameter of the outer tube 8 is larger than the diameter and the second inside diameter of the inner pipe 9. As can be seen from Figure 1, the inner tube 9 is inserted into the outer tube 8, so that it is enclosed by this. In other words, an annular gap is formed between the outer tube 8 and the inner tube 9. This has a width of about 30-35 cm.
  • the intermediate space / annular gap 10 formed between the outer tube 8 and the inner tube 9 represents the receiving volume 3 of the housing 2.
  • the device has a filling opening 4, which penetrates the outer tube 8 and provides ⁇ access to the receiving volume 3 ⁇ .
  • the filling opening 4 is adapted to be connected ⁇ hose with a connection leading to a pump, which serves as conveying means for the to be introduced into the receiving volume filling compound. 5
  • the pump or the hose are not shown in FIG.
  • the filling compound 5 is moved in the direction indicated by arrows flow direction. In this case, the filling level 13 of the filling compound 5 increases in the receiving volume 3 and displaces there ⁇ at the first located in the receiving volume 3 water.
  • the illustrated device has an outlet opening 6, through which the water displaced by the filling compound 5 can escape.
  • the outlet opening 6 is arranged in the installation position of the housing 2 above the filling ⁇ opening 4. More specifically, the outlet port 6 is disposed at the upper and free ends of the housing 2, which has not been vibrated into the seabed 11.
  • the outlet ⁇ opening 6 is also regarded as an opening of the annular gap 10 between the outer tube 8 and the inner tube 9.
  • the filter device 7 located at the upper end of the housing 2 is the filter device 7. This was before lowering the housing 2 on the seabed 11 of the kind in the annular gap 10 is ⁇ clamped that the filter device 7 is partially disposed in the receiving volume 3. In other words, a part of the filter device 7 protrudes beyond the outlet opening 6 of the housing. ses 2 out. This has the advantage that the Filtereinrich ⁇ tung 7 can be checked visually very easily, since it is easily visible.
  • the filter device 7 further consists of several filled with filter medium tubular and water-permeable filter sleeves, which are connected at their respective ends via connecting means 14 together to form a ring.
  • the connecting devices 14 are steel cables or chains.
  • the filter medium which is used in the filter device 7 is pellets pressed rice husk ash.
  • Figure 2 shows a schematic view of another From ⁇ guide of the apparatus of the present invention wherein most of the features substantially coincide with the embodiment of FIG. 1
  • the device 1 also has a housing 2 consisting of an outer tube 8 and an inner tube 9 embedded in it, both tubes again being made of sheet steel.
  • the filter device 7 of the embodiment of FIG. consists of several filled with rice husk ash in pellet ⁇ th tubular and water-permeable filter sleeves made of a fabric, which are connected at their respective ends via connecting means 14 together to form a ring.
  • the illustrated device 1 of FIG. 2 has an outlet opening 6, which is arranged above the filling opening 4 at the upper and free end of the housing 2, which has not been positioned on the underwater structure 11.
  • a further outlet opening 6, which is ge outlet ⁇ forms through a gap at the bottom in the installed position the end of the housing 2.
  • a filter device 7 weighted with a steel chain as a countersunk body 15 was introduced into the receiving volume 3 before the beginning of the filling of filling compound 5 into the receiving volume 3.
  • the thus weighted filter device 7 dropped to the bottom of the housing 2 and came to lie in front of the gap 6.
  • the filling of filling material 5 in the receiving ⁇ volume 3 was started and in the burdened with the sinker 15 filter device 7 it came about the absorbed by the filter medium components of the filling compound 5 to form a filter cake.
  • the gap 6 in the housing 2 was effectively sealed.
  • Filter device filled with filter medium tubular and water-permeable filter outer tube

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • Hydrology & Water Resources (AREA)
  • Organic Chemistry (AREA)
  • Water Supply & Treatment (AREA)
  • Environmental & Geological Engineering (AREA)
  • Foundations (AREA)
  • Filtering Materials (AREA)
  • Conveying And Assembling Of Building Elements In Situ (AREA)
  • Water Treatment By Sorption (AREA)

Abstract

L'invention concerne un système pour ériger une construction sous-marine présentant une masse de remplissage durcie, ce système comportant un carter présentant un volume de réception, ainsi qu'un dispositif de filtration disposé au moins en partie dans celui-ci, lequel dispositif de filtration sert à filtrer des éléments qui se sont détachés de la masse de remplissage. L'invention concerne en outre un dispositif de filtration pouvant être utilisé dans ce système, ainsi qu'un procédé pour remplir un système pour ériger une construction sous-marine avec une masse de remplissage au moyen dudit dispositif de filtration.
EP17702321.5A 2016-01-25 2017-01-23 Fondation offshore Withdrawn EP3408456A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102016201023.9A DE102016201023A1 (de) 2016-01-25 2016-01-25 Vorrichtung zum Erstellen eines Unterwasserbauwerks, Filtereinrichtung für eine entsprechende Vorrichtung und Verfahren zum Erstellen eines Unterwasserbauwerks
PCT/EP2017/051300 WO2017129514A1 (fr) 2016-01-25 2017-01-23 Fondation offshore

Publications (1)

Publication Number Publication Date
EP3408456A1 true EP3408456A1 (fr) 2018-12-05

Family

ID=57944393

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17702321.5A Withdrawn EP3408456A1 (fr) 2016-01-25 2017-01-23 Fondation offshore

Country Status (5)

Country Link
US (1) US10626574B2 (fr)
EP (1) EP3408456A1 (fr)
CA (1) CA3011069C (fr)
DE (1) DE102016201023A1 (fr)
WO (1) WO2017129514A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017118375A1 (de) * 2017-08-11 2019-02-14 Innogy Se Offshore Bauwerk
CN114291223B (zh) * 2022-01-04 2023-05-02 谢沛鸿 一种水面下海中建筑的浮体平台沉放建造方法
CN114809135B (zh) * 2022-05-20 2023-09-26 北京恒祥宏业基础加固技术有限公司 适用于设备支座的可精准控制无机浆液扩散方向的注浆系统及方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0791821B2 (ja) * 1988-10-03 1995-10-09 ダイニック株式会社 連接可能なバック体
US5226751A (en) * 1992-02-04 1993-07-13 Doleshal Donald L Controlling the environment around a submerged pile or other structures by encapsulation, and treating and repairing the encapsulation area
DE102004042390A1 (de) 2003-10-11 2005-06-02 Hans Huber Ag Maschinen- Und Anlagenbau Vorrichtung und Schacht zur dezentralen Behandlung von Wasser sowie Verfahren hierzu
GB0324317D0 (en) * 2003-10-17 2003-11-19 Dixon Richard K A composite marine foundation
US20050169711A1 (en) * 2004-01-29 2005-08-04 Deangelis Robert L. Fixed shape retainer for absorbent material for storm drains
US20080199256A1 (en) * 2006-10-19 2008-08-21 R.H. Dyck, Inc. Compositions, devices, and methods for use in environmental remediation
CA2616711A1 (fr) * 2007-12-31 2009-06-30 Deltalok Inc. Structures de lutte contre l'erosion constituees de sacs de sable joints
WO2010150273A1 (fr) * 2009-06-22 2010-12-29 Tata Consultancy Services Ltd. Procédé et dispositif de purification d'eau contaminée par l'arsenic
NO339381B1 (no) 2009-07-22 2016-12-05 Owec Tower As Fremgangsmåte og anordning for å kontrollere kraftoverføring mellom en struktur og dens fundament under installasjon
DE102011122348A1 (de) * 2011-12-23 2013-06-27 Hydac Filtertechnik Gmbh Verfahren zum Herstellen einer mediendurchlässigen Hülle sowie Filterelement mit einer solchen Hülle
US9279223B2 (en) * 2013-08-28 2016-03-08 Mario L. Messina Sand retention system

Also Published As

Publication number Publication date
CA3011069A1 (fr) 2017-08-03
DE102016201023A1 (de) 2017-07-27
WO2017129514A1 (fr) 2017-08-03
US20190032297A1 (en) 2019-01-31
CA3011069C (fr) 2020-07-14
US10626574B2 (en) 2020-04-21

Similar Documents

Publication Publication Date Title
EP2420624A2 (fr) Structure de base pour une éolienne offshore et son procédé de montage
WO2005005752A1 (fr) Ensemble fondation pour batiment
DE102007060379A1 (de) Verankerung eines Turms einer Windenergieanlage
WO2017129514A1 (fr) Fondation offshore
DE10310727B4 (de) Füllrohr
DE112021001464T5 (de) Mit Vibrationszementierungspfählen verstärkte Einzelpfahlgründung des weichen Bodenfundaments für Offshore-Windkraftanlagen und Bauverfahren dafür
EP1012402B1 (fr) Procede pour la consolidation, la stabilisation ainsi que la recuperation de surfaces de sol et de terrains de fondation sur et sous l'eau
EP2702209B1 (fr) Pieu de fondation
DE69406925T2 (de) Konstruktionsverfahren eines gruendungpfahles unter verwendung einer vorgefertigten pfahlhuelse
DE102017118375A1 (de) Offshore Bauwerk
EP1328687B1 (fr) Dispositif et procédé de production de columnes de materiaux au fond des eaux
EP2925934A1 (fr) Procédé de fabrication d'un pieu
DE102005036679B4 (de) Verankerungselement für Schwimmkörperanordnungen
DE10025966C2 (de) Stützschlauch-Säulen
EP3684981A1 (fr) Procédé d'installation d'un pieu et pieu
DE102009022126B4 (de) Wellenkammer für ein Wellenkraftwerk und Verfahren für deren Erstellung
DE102010035025A1 (de) Gündungsstruktur für ein Wasserbauwerk und Verfahren zum Errichten einer Gründungsstruktur
EP3542000B1 (fr) Procédé de démantèlement de structures de fondation en mer
EP4339376B1 (fr) Procédé de formation d'un pieu de fondation dans le sol
EP4339377B1 (fr) Pieu tubulaire et procédé de formation d'un pieu de fondation
DE102005008679A1 (de) Verfahren zur Herstellung von Rammpfählen mit mindestens einem doppelwandigen Rammrohr
DE102013012279A1 (de) Vorrichtung und Verfahren zur Erstellung einer Gründung im Boden und für eine Gründung im Boden
DE94815C (fr)
DE10348271B4 (de) Verfahren und Anlage zur Errichtung eines riffartigen Schlauchkörpers im Unterwasserbereich
EP3236063A1 (fr) Dispositif et procédé de réduction de la charge d'une structure porteuse d'une éolienne

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: UNKNOWN

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20180530

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20190613

RIC1 Information provided on ipc code assigned before grant

Ipc: E02D 15/00 20060101AFI20200814BHEP

Ipc: E02D 27/42 20060101ALI20200814BHEP

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

INTG Intention to grant announced

Effective date: 20200930

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: RWE RENEWABLES GMBH

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20210211