US20110041438A1 - Construction of a wind energy plant - Google Patents

Construction of a wind energy plant Download PDF

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Publication number
US20110041438A1
US20110041438A1 US12/918,593 US91859309A US2011041438A1 US 20110041438 A1 US20110041438 A1 US 20110041438A1 US 91859309 A US91859309 A US 91859309A US 2011041438 A1 US2011041438 A1 US 2011041438A1
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United States
Prior art keywords
tower
injection
foundation body
foundation
injection hose
Prior art date
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Abandoned
Application number
US12/918,593
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English (en)
Inventor
Bernd Frost
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.)
Senvion GmbH
Original Assignee
Repower Systems 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
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Application filed by Repower Systems SE filed Critical Repower Systems SE
Assigned to REPOWER SYSTEMS AG reassignment REPOWER SYSTEMS AG ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: FROST, BERND
Publication of US20110041438A1 publication Critical patent/US20110041438A1/en
Abandoned legal-status Critical Current

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    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
    • E04H12/02—Structures made of specified materials
    • E04H12/08—Structures made of specified materials of metal
    • E04H12/085—Details of flanges for tubular masts
    • 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
    • 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
    • F03D13/22—Foundations specially adapted for wind motors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/728—Onshore wind turbines

Definitions

  • the invention relates to a wind power plant with a tubular tower, wherein the tubular tower will be or is arranged above a foundation body, preferably arranged in the ground, and the tubular tower preferably has a tower foot flange, which is or will be connected with the foundation body by means of a flange connection, on its bottom side. Moreover, this invention relates to a method for the erection of a tower of a wind power plant as well as a use of an injection hose for the erection of a tower of a wind power plant.
  • Wind power plants of the patent applicant are known under the description 5M, MM92, MM82, MM70 and MD77.
  • the tower of the wind power plant In order to erect a wind power plant, it is known to arrange the tower of the wind power plant on a foundation made of concrete on a subsurface, wherein the foundation is designed with connection elements to erect and fasten the foot flange of the tower on it.
  • the foundation of the tower is determined by the size of the unit and by the prevailing ground conditions.
  • the fastening of the towers of wind power plants generally takes place via an anchor ring cast in concrete, on which connection elements, in particular stay anchors, are arranged.
  • the tower flange is hereby arranged on the connection elements projecting out of the concrete foundation.
  • a method for the erection of a tower of a wind power plant is known from DE-A-10 2004 017 008, wherein a ring-shaped casing is created on a foundation and filled with a low-viscosity casting compound. After hardening of the casting compound and removal of the casing, a leveling ring is placed on the surface of the hardened casting compound and a tower segment is placed on the ring and connected with it.
  • the leveling rings used must be manufactured precisely and individually and are very complex to produce based on their size, which results in particularly long delivery periods of several months.
  • the object of the present invention is to improve the erection of a tower of a wind power plant, wherein the effort at the installation location of the tower is kept as low as possible.
  • the object is solved through a wind power plant with a tubular tower, wherein the tubular tower will be or is arranged above a foundation body, preferably arranged in the ground, and the tubular tower has a tower foot flange on its bottom side, which is or will be connected with the foundation body by means of a flange connection, wherein the wind power plant is thereby further characterized in that a) at least one injection hose is or will be arranged in the area of the top side of the foundation body facing the tower foot flange, in particular on the top side of the foundation body, or b) at least one injection hose is or will be arranged on the top side between the tower foot flange and the top side of the foundation body facing the tower foot flange, or c) a connection component is or will be arranged in the foundation body, on which top side projecting out of the foundation body, the tower foot flange is or will be arranged, and wherein at least one injection hose is provided at a predetermined distance from the bottom part in the area of the bottom
  • a wind power plant wherein the wind power plant is designed with a tower or respectively tubular tower, wherein the top part of the tubular tower will be or is arranged above a foundation body, preferably arranged in the ground, which is further characterized in that at least one injection hose is provided in the area of the bottom part of the tower or respectively tubular tower arranged in the foundation body at a predetermined distance from the bottom part.
  • This embodiment has the advantage that the high-priced tower foot flange is not needed and the bottom part of the tower is poured directly in the foundation body with concrete.
  • the top part of the tower hereby generally has several sections and can be designed as a (steel) tubular tower, concrete tower or as a truss tower.
  • the invention is based on the idea that one or more injection hoses or respectively compression hoses are provided in the area of the tower foundation of a wind power plant, wherein the injection hoses are laid in concrete joints during the erection of a tower and/or are set in concrete or inserted into the sensitive areas in order to seal in a simple manner hollow spaces, which could have been created through shrink and creep processes in the concrete.
  • an injection hose is used in areas in which a material change from concrete to steel or a transition from concrete to concrete, wherein the concretes have different qualities, takes place.
  • injection hoses or, respectively, compression hoses are installed in the connection joint between the steel tower and the foundation.
  • the tower of the wind power plant to be erected has a tower foot flange on the bottom side, which is placed on a component arranged in a foundation or respectively a connection part with an L-shaped flange on its top side, then the foundation built-in part or respectively the connection body with its bottom part is located in the foundation body, wherein the connection part or the foundation built-in part is designed with a (reverse) T flange, through which tensile and pressure loads are absorbed from the tower.
  • connection component can also be formed as an anchor basket.
  • Decisive is the fact that an injection hose or respectively a compression hose is taken into consideration or respectively arranged during installation at the transitions between the connection part and the foundation body and between the foundation body and the tower foot flange at the power-transmitting spots with joints so that a corresponding, preferably hardening, medium is introduced into the injection hoses after production or respectively erection of the wind power plant.
  • the at least one injection hose is arranged or fastened on the bottom part of the connection part or on the bottom part of the tower or respectively tubular tower so that hollow spaces created at these spots are compressed or respectively filled up with an injection mass in a force-fit manner. It is hereby ensured that the introduction of water during the operation of the wind power plant is permanently prevented so that hollow spaces in the area of the foundation of a wind power plant are avoided and the service life of the wind power plant is, thus, increased.
  • injection hoses or respectively compression hoses e.g. before a concreting operation enables a simple compression of hollow spaces after creation of the foundation or after detection of, in particular minimal, relative movements between a foundation built-in part and the concrete base.
  • a force-fit connection is achieved between a connection part or respectively a foundation built-in part or an anchor basket and the concrete of the foundation body with relatively little effort.
  • already penetrated water or liquid can get squeezed (back) out of the hollow spaces through the introduction of an injection mass into the hollow spaces through the injection hose.
  • one or more injection hoses are provided on a lower flange ring of the bottom part of the connection component in the foundation body so that through the introduction of an injection mass into the injection hoses positioned directly on or below the flange, preferably in contact with the flange, joints in the power-transmitting area between the flange of the connection component and the foundation body are filled up in a targeted manner.
  • the injection hose or injection hoses are arranged or fastened on a lower section or a lower layer of the foundation body, in particular a bedding plate.
  • the foundation body is then cast in the known manner with concrete.
  • the foundation can also be cast in several sections so that the lower section of the foundation is cast first, then the connection component is fitted and the injection hoses are arranged and then the upper section is cast.
  • the injection hoses are preferably arranged on the lower foundation section.
  • At least one end, preferably both ends, of the injection hose or the injection hoses are designed to project out of the foundation body, preferably inside the tower, wherein in particular a storage bag is provided for receiving the end(s) of the injection hose or respectively hoses.
  • the ends of the injection hoses or respectively of the compression hoses can also be filled after formation or respectively erection of the wind power plant with an injection medium, wherein in particular, after a predetermined operational period of the wind power plant a sealing injection means is pressed in via the then freely accessible ends of the injection hose(s).
  • a sealing injection medium such as synthetic resin or cement slurry or the like, is thus pressed in if needed, for example in the case of the formation of cracks, to seal hollow spaces or formed cracks.
  • connection component which will be or is arranged with its bottom part in the foundation body, is preferably formed as a foundation built-in part or as an anchor basket.
  • an intermediate connection body is provided between the bottom side of the tower foot flange and the top side of the foundation body, wherein the at least one injection hose is arranged below or in the intermediate connection body, wherein in particular the intermediate connection body is in force-fit contact with the tower foot flange.
  • the intermediate connection body is hereby arranged on the top side of the foundation body and below the tower foot flange, wherein the intermediate connection body can have a hollow space.
  • the intermediate connection body is made of a concrete with a higher quality than the material or respectively the concrete of the foundation body.
  • the intermediate connection body hereby has a contact surface to the tower or respectively the tower foot flange and to a lower contact surface to the foundation body.
  • the intermediate connection body is formed as a load distribution plate or as a power transmission body, preferably configured with a receiving space for the injection hose.
  • an injection filling medium e.g. resin or a cement mass or the like, is preferably introduced to the injection hose in order to seal the corresponding joints between the foundation components.
  • the injection hose or injection hoses will be or are filled with a liquid, preferably water or a medium, before the casting of the foundation mass, in particular concrete.
  • the injection hose(s) will be or are preferably casted with a casting compound after arrangement of the injection hose or injection hoses on the top side of the foundation body, wherein in particular the injection hose(s) will be or are arranged below a load distribution plate on the hollow space of an intermediate connection body between the top side of the foundation body and the bottom side of the tower foot flange.
  • the method is also characterized in that the casting of the casting compound takes place after casting of the concrete and after alignment of the connection component and/or after alignment of the intermediate connection body.
  • the injection hoses are preferably fastened to a power transmission element or power transmission component of the foundation or to the ground or to a thin concrete plate, on which the foundation body is then formed.
  • the injection hoses are thereby preferably arranged such that they, for example, follow the circular shape of a flange or a load distribution plate, wherein the injection hoses are arranged in a preferred embodiment at a predetermined distance from the power transmission component.
  • the distance can hereby be a few hose diameters, preferably less than one hose diameter, in particular less than one half of a hose diameter.
  • the injection hose is in direct contact with the corresponding power transmission component. It is thereby beneficial if the injection hose or the injection hoses are arranged in the power flow of the corresponding power transmission components.
  • the upwards buoying of the injection hose and cross-sectional constrictions are avoided by filling the injection hose with a liquid, e.g. water, before casting the concrete.
  • a liquid e.g. water
  • injection hoses are arranged parallel to each other, then the installation of the injection hoses makes it possible that, after use of an injection hose, additional injection hoses are compressed as reserves for a later point in time, wherein the reserve hoses will be or are temporarily filled with a replaceable liquid, e.g. water, during the first compression process in order to protect them.
  • the compression of the injection hoses takes place in particular with resin, flow mortar or other suitable injection media, which are able to transmit power or to fill hollow spaces in a water-tight manner.
  • the diameter of injection hoses is typically between 2 mm to 100 mm, in particular 5 mm to 50 mm and preferably between 8 mm to 35 mm.
  • the used injection hoses or respectively compression hoses, can thereby be of the following type:
  • FIGS. 1 a , 1 b different views of a foundation of a wind power plant
  • FIG. 2 a cross-sectional view through a section of a foundation of a wind power plant
  • FIGS. 3 a , 3 b , 3 c different views of a cross-section of a flange of a foundation built-in part
  • FIGS. 4 a , 4 b an overview representation ( FIG. 4 a ) and a detailed view ( FIG. 4 b ) of cross-sectional views through an anchor basket arranged in a foundation, and
  • FIG. 5 another arrangement according to the invention of injection hoses on a foundation of a wind power plant.
  • FIG. 1 a shows a cross-section of the lower part of a schematically drawn wind power plant W, wherein the wind power plant W is erected on a foundation body 10 erected or respectively designed in the ground 11 .
  • the foundation body 10 is made of concrete and the lower area has a broadened foot, which is surrounded by the ground 11 .
  • a circular base is designed in the center, into which a foundation built-in part 14 is concreted or respectively permanently arranged.
  • the foundation built-in part 14 is arranged in the foundation body 10 in a ring-like manner and projects out of the foundation body 10 .
  • the foundation built-in part 14 has a tower-side flange 16 , on which a tower foot flange 17 of the tower 18 arranged on it, of the wind power plant W, is arranged.
  • the tower foot flange 17 and the flange 16 of the foundation built-in part 14 are connected via known screw connections.
  • FIG. 1 b shows a view of the top of the foundation body 10 , wherein it arises from FIG. 1 b that the foundation body 10 is designed in a circular or ring-like manner.
  • the foundation body 10 can also be designed like a polygon, cross or star.
  • FIG. 2 shows a detailed view of a foundation built-in part 14 , which is poured into the foundation body 10 .
  • the foundation built-in part 14 On the bottom side of the foundation built-in part 14 , which is poured in the foundation body 10 , the foundation built-in part 14 has a pour-in flange 19 .
  • the pour-in flange 19 is hereby designed with a T-shaped cross-section, wherein the T shape is set or respectively turned on its head.
  • compression hoses 20 are arranged on both sides, both on the inside and on the outside of the foundation built-in part 14 .
  • the compression hoses 20 run along the bottom part of the foundation built-in part 14 .
  • the compression hoses 20 can be or are mounted in the factory on-site, wherein the compression hoses 20 are attached to the foundation built-in part 14 by means of retaining grommets or other fastening means such as clamps or adhesive tape.
  • the compression hoses 20 are arranged in a circular manner along the pour-in flange 19 . They are hereby arranged such that, on one hand, the power-transmitting pour-in flange 19 is reliably compressed and, on the other hand, the compression hoses 20 themselves do not weaken the power-transmitting surface.
  • compression hoses 20 which are compressed after the curing of the concrete of the foundation body or compressed after a time lag, for example upon occurrence of cracks, with an injection mortar, e.g. resin or flow mortar, are arranged along the pour-in flange 19 .
  • Injection media which are suitable for transmitting power and/or filling up hollow spaces in a water-tight manner, are especially suitable for the compression.
  • the hose ends of the compression hoses 20 for filling and venting the hoses are led out of the foundation body 10 mainly vertically in order to supply an injection medium to the compression hoses after curing of the concrete.
  • the installation of several injection hoses enables a compression of the compression hoses after a certain sequence, wherein a compression is executed in particular when for example cracks or hollow spaces are identified or respectively occur in the foundation body, in particular in the area of the foundation built-in component 14 .
  • the diameter of the compression hoses is between 2 mm to 100 mm, in particular between 5 mm and 50 mm, preferably between 8 mm and 35 mm.
  • a compression device e.g. in the form of a conveyor pump, is installed on one end or the free ends of the compression hoses.
  • a compression device e.g. in the form of a conveyor pump, is installed on one end or the free ends of the compression hoses.
  • One advantageous embodiment can also provide that several compression hoses are connected with each other through distributor pieces.
  • compression hoses 20 are arranged or respectively fastened on a power transmission element or on the ground or on a thing concrete plate (bedding). Besides an arrangement of the compression hoses 20 in the power flow of the power transmission element or respectively component, it is also possible within the framework of the invention to arrange the compression hoses outside the power flow.
  • the compression hoses 20 are filled with a replaceable liquid, e.g. water or the like, before the pouring of the concrete of the foundation body 10 , in order to prevent the upwards buoying of the hose or respectively the compression hoses or the cross-sectional constrictions.
  • a replaceable liquid e.g. water or the like
  • FIGS. 3 a through 3 c show different options for the arrangement of compression hoses 20 in the area of the T-shaped cross beam of the lower pour-in flange 19 of the foundation built-in part 14 .
  • FIG. 3 a shows a cross-section, in which the compression hoses 20 are arranged symmetrically on both sides of the cross beam of the inverted “T.”
  • FIG. 3 b shows an embodiment of the arrangement of compression hoses 20 , wherein a compression hose 20 is arranged in the center below the cross beam, while two compression hoses 20 are each fastened symmetrically on the top side of the pour-in flange 19 .
  • two compression hoses 20 are each symmetrically arranged both on the top side as well as on the bottom side of the cross beam of the “T” such that the horizontal flange surfaces are evenly covered.
  • the compression hoses 20 are positioned on the front side of the flange 19 so that the compression hoses are arranged outside the power-transmitting area on the flange 19 .
  • the compression hoses 20 are arranged directly in the power flow on or respectively under the flange, ideally arranged in contact with the flange.
  • FIG. 4 a shows a cross-section through a foundation body 10 , in which an anchor basket 21 is concreted.
  • the anchor basket 21 has vertically arranged anchor rods 22 , which end above the top side 15 of the foundation body 10 .
  • An enlarged partial view of the area of the top side 15 circled in FIG. 4 a is shown in FIG. 4 b.
  • the anchor rods 22 penetrate a circumferential concrete prefabricated part 23 as an intermediate body and the tower foot flange 17 of the tower 18 designed as a steel tubular tower.
  • the anchor rods 23 are provided with tightened nuts 24 on the top side.
  • a load-distribution sheet can also be provided as a load-distributing component.
  • Compression hoses 20 are arranged in a circular manner below the concrete prefabricated part 23 in the area of the top side 15 in order to fill in the joint between the top side 15 and the concrete prefabricated part 23 , as necessary.
  • the concrete body 10 can hereby be poured first and then the concrete prefabricated part 23 or the load-introduction plate can be positioned.
  • the foundation body 10 can also be directly poured on the tower foot flange 17 or the concrete prefabricated part 23 or respectively load-distribution sheet, after having been aligned or justified e.g. on the anchor rods 22 .
  • the compression hoses are then preferably poured directly in the surface of the foundation body 10 in order to directly fill potential hollow spaces occurring during concrete pouring directly under force application.
  • the compression hoses can also be arranged in the concrete prefabricated part 23 .
  • Anchor rods 22 hereby protrude from the foundation body 10 , wherein the anchor rods 22 extend above the top side 15 through a cured casting compound 25 and a load-distribution plate 26 and the tower foot flange 17 .
  • the anchor rods 22 are provided with nuts 24 on the top side of the tower foot flange 17 .
  • the compression hoses 22 are arranged above the top side 15 in the casting compound 25 , wherein the compression hoses 20 are arranged in the correspondingly designed casing during casting of the casting compound 25 .
  • the load-distribution plate 26 provided for load distribution is arranged on the casting compound 25 .
  • the casting compound 25 can also be casted in a recess of the foundation body 10 so that the top side of the casting compound 25 lies in the area of the top side 15 of the foundation body 10 .

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Structural Engineering (AREA)
  • Architecture (AREA)
  • Chemical & Material Sciences (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Sustainable Development (AREA)
  • Paleontology (AREA)
  • Sustainable Energy (AREA)
  • Mining & Mineral Resources (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Foundations (AREA)
  • Wind Motors (AREA)
US12/918,593 2008-02-22 2009-02-16 Construction of a wind energy plant Abandoned US20110041438A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102008010660.7 2008-02-22
DE102008010660A DE102008010660B3 (de) 2008-02-22 2008-02-22 Errichtung einer Windenergieanlage
PCT/EP2009/001078 WO2009103475A2 (de) 2008-02-22 2009-02-16 Errichtung einer windenergieanlage

Publications (1)

Publication Number Publication Date
US20110041438A1 true US20110041438A1 (en) 2011-02-24

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ID=40984255

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US12/918,593 Abandoned US20110041438A1 (en) 2008-02-22 2009-02-16 Construction of a wind energy plant

Country Status (7)

Country Link
US (1) US20110041438A1 (es)
EP (1) EP2242885B1 (es)
CN (1) CN101946044A (es)
DE (1) DE102008010660B3 (es)
DK (1) DK2242885T3 (es)
ES (1) ES2590455T3 (es)
WO (1) WO2009103475A2 (es)

Cited By (7)

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US20110138731A1 (en) * 2010-08-24 2011-06-16 Mitsubishi Heavy Industries, Ltd. Wind turbine generator and construction method for wind turbine tower
US20120124919A1 (en) * 2009-05-05 2012-05-24 Aloys Wobben Method for erecting a tower, and tower
JP2013525637A (ja) * 2010-04-21 2013-06-20 ヴォッベン プロパティーズ ゲーエムベーハー 風力発電装置の基礎構造および風力発電プラント
US8753040B2 (en) * 2012-11-14 2014-06-17 Ship And Ocean Industries R&D Center Offshore installation method of a wind power generator and its fabrication segments
US10947683B2 (en) * 2017-08-28 2021-03-16 Kanagawa Giken Ltd. Structure of sign pole and sign pole
US11168457B2 (en) * 2017-08-01 2021-11-09 Maxbögl Wind Ag Foundation for a structure
US11319724B2 (en) * 2019-08-01 2022-05-03 Tindall Corporation System and method for coupling a post to a foundation

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DE112010004883T5 (de) * 2009-12-18 2012-09-27 Siemens Aktiengesellschaft Verfahren zur Konstruktion eines Turms einer Windkraftanlage und Turm
DE102010039316A1 (de) * 2010-03-05 2011-09-08 Suzlon Energy Gmbh Turm für eine Windturbine
DK2375057T3 (en) 2010-03-31 2016-08-15 Siemens Ag wind farms
US20110131899A1 (en) * 2010-04-30 2011-06-09 Stefan Voss Apparatus and method for producing a concrete foundation
CN102278289A (zh) * 2010-06-08 2011-12-14 王怀忠 可升降式风力发电机塔架的安装方法
DE102010023263A1 (de) * 2010-06-09 2011-12-15 Repower Systems Ag Adapterstück und Turm für eine Windenergieanlage
EP2665931A4 (en) * 2011-01-21 2017-05-17 General Electric Company (a New York Corporation) Wind turbine foundation mounting part
CN102383439B (zh) * 2011-08-23 2014-06-04 孟庆波 风化岩地基上风力发电机的法兰锚杆基础
EP2746578B1 (en) * 2012-12-21 2016-11-30 Siemens Aktiengesellschaft Segmented tower bottom flange and method of assembly
DE102013225128A1 (de) 2013-12-06 2015-06-11 Wobben Properties Gmbh Windenergieanlage und Windenergieanlagen-Turm
CN103850266A (zh) * 2014-03-18 2014-06-11 国家电网公司 多用途铁塔基础地脚螺栓定位模板装置及定位方法
CN106400829A (zh) * 2016-11-29 2017-02-15 国网河南省电力公司三门峡供电公司 用于塔基的定位装置及基于该定位装置的塔基施工方法
CN106436744A (zh) * 2016-11-29 2017-02-22 国网河南省电力公司三门峡供电公司 一种塔基定位机构及塔基定位施工方法
DE102017011236A1 (de) * 2017-12-06 2019-06-06 Senvion Gmbh Turm einer Windenergieanlage, Verfahren zum Errichten eines Turms einer Windenergieanlage, Windenergieanlage
CN109057350A (zh) * 2018-09-30 2018-12-21 中铁六局集团广州工程有限公司 混凝土浇筑装置及浇筑系统

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DE8608396U1 (de) * 1986-03-27 1986-05-28 Max Frank GmbH & Co KG, 8448 Leiblfing Injektionsschlauch für Betonfugen
US4722479A (en) * 1985-04-04 1988-02-02 Kunibert Koob Injection hose for construction joints in concrete structures
WO1992016696A1 (en) * 1991-03-19 1992-10-01 Bjarne Sem Injection tube for chemical injection in concrete
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DK2242885T3 (en) 2016-09-26
DE102008010660B3 (de) 2009-09-24
EP2242885A2 (de) 2010-10-27
EP2242885B1 (de) 2016-06-22
WO2009103475A2 (de) 2009-08-27
ES2590455T3 (es) 2016-11-22
WO2009103475A3 (de) 2010-05-20

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