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WO2010117289A9 - Pylône en treillis - Google Patents

Pylône en treillis Download PDF

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Publication number
WO2010117289A9
WO2010117289A9 PCT/PT2010/000018 PT2010000018W WO2010117289A9 WO 2010117289 A9 WO2010117289 A9 WO 2010117289A9 PT 2010000018 W PT2010000018 W PT 2010000018W WO 2010117289 A9 WO2010117289 A9 WO 2010117289A9
Authority
WO
WIPO (PCT)
Prior art keywords
tower
concrete
precast
columns
cross beams
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.)
Ceased
Application number
PCT/PT2010/000018
Other languages
English (en)
Other versions
WO2010117289A2 (fr
WO2010117289A3 (fr
Inventor
Carlos Manuel Chastre Rodrigues
Válter José DA GUIA LÚCIO
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of WO2010117289A2 publication Critical patent/WO2010117289A2/fr
Publication of WO2010117289A9 publication Critical patent/WO2010117289A9/fr
Anticipated expiration legal-status Critical
Publication of WO2010117289A3 publication Critical patent/WO2010117289A3/fr
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • E04H12/12—Structures made of specified materials of concrete or other stone-like material, with or without internal or external reinforcements, e.g. with metal coverings, with permanent form elements
    • E04H12/14—Truss-like structures
    • 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
    • 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
    • F05B2240/00—Components
    • F05B2240/90—Mounting on supporting structures or systems
    • F05B2240/95—Mounting on supporting structures or systems offshore
    • 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
    • Y02E10/727—Offshore wind turbines

Definitions

  • the present invention relates to precast concrete towers with a truss structure and their method of assembling. Possible uses for such towers may be the structural support of wind turbines, of overhead power lines or communication lines, water tanks, bridges, or the support for oil exploration, among others, onshore or offshore.
  • the structural solution to be adopted for these towers should be designed to resist the static and dynamic actions imposed on the structure.
  • Their construction process should be characterized by quick erection and the use of easily transportable elements (which should be reduced in number) , so that the costs of production, transportation, installation and maintenance can be reduced.
  • the present invention solves the problems found in the state of the art described above and provides a truss tower to support wind generators, transmission lines, power or communication lines, water tanks, and bridges, oil exploration or the like, comprising a plurality of structural levels, each comprising at least three columns in different types of precast concrete with a inclination of less than 15 degrees from the vertical and a plurality of horizontal cross beams in different types of precast concrete.
  • bracing diagonals can be used in the plans of the columns and/or plans of the cross beams made of other precast elements or tendons, in order to resist the wind actions, earthquakes or the like.
  • the columns have cross-sectional dimensions not exceeding 1/3 of its length, and the cross beams and precast diagonals vary in size to suit the intended purpose.
  • the materials which are especially suitable for the manufacture of the precast elements are selected from concrete, reinforced concrete, prestressed concrete, fiber reinforced concrete, high or ultra high strength concrete, or their combinations with reinforced composites or with polymer concrete.
  • Such elements, columns, cross beams or bracing diagonals may be hollow or solid.
  • the columns, cross beams, and optionally additional bracing diagonals are connected together by mortar, resin, wires, rods, bolts or any other suitable type of connection.
  • the tower may have at the top a base to support equipment selected from wind turbines, power lines or communication lines, water tanks, bridges, oil exploration or any other application.
  • the tower foundations may be direct on soil, or indirect through piles with pile caps, or on water through piles or on a floating structure.
  • a prefabricated exterior fa ⁇ ade can be provided, if desired, to provide rooms for equipment or any other functions at different levels of the tower.
  • the construction process of the tower of the present invention is characterized by being partially built in situ and partially precast.
  • the present invention also relates to a process of building towers in accordance with the present invention, which comprises the erection, over the foundations, of at least three precast columns with an inclination with the vertical lower than 15 degrees, connected to cross beams in the joints, creating levels, where the connections between said columns and said cross beams, and optionally said bracing diagonals, are made with mortar, resin, tendons, rods, bolts or any other adequate type of connection.
  • the foundation can be direct on soil, or indirect through piles with pile caps or on water through piles or on a floating structure.
  • the present invention solves the problems above identified both in steel and concrete towers built in situ, providing concrete precast construction elements such as columns, cross beams and diagonals made of other precast elements or tendons.
  • the invention now presented has the advantage of allowing the fast construction of high-rise towers using said elements, which are easily transportable and in reduced number - thus saving costs in production, transportation and assembly, as well as maintenance.
  • the precast reinforced concrete tower made up of columns, cross beams and diagonals - precast and optionally prestressed according to the present invention - which form a spatial truss structure, has outstanding advantages when compared to steel towers or to other towers in shell precast concrete, the most important of which are:
  • the significant weight of the tower has a stabilizing effect and allows an important reduction of the required foundation weight, leading to a reduction of costs;
  • Figure 1 illustrates a front view of an embodiment of the tower in accordance with the present invention without diagonals at the planes of the columns;
  • Figure 2 illustrates a front view of another embodiment of the tower in accordance with the present invention, with diagonals at the planes of the columns;
  • Figure 3 illustrates a front view a third embodiment of the tower in accordance with the present invention, with diagonals at the planes of the columns and columns with variable inclination in height between levels;
  • Figure 4 shows cross-sections along the lines A-A of Figures 1, 2 and 3 of three preferred embodiments of the present invention, with three columns in Figure 4a) , with four columns on a square without bracing diagonals in the plane of the cross beams in Figure 4b) , and with four columns on a square with bracing diagonals in Figure 4c);
  • Figure 5 illustrates a schematic cross section of several mounted alternative foundations, 5a) to Sd), on which the tower can be settled in accordance with the present invention
  • Figure 6 represents cross-sections of embodiments of the tower foundations according with the present invention: by direct foundation in Figures 6a) and 6b) and by piles in Figures 6c) and 6d);
  • Figure 7 represents front views of two preferred embodiments of the tower represented in Figures 1 and 3 in its applications for
  • a precast concrete tower consisting of a plurality of levels of precast components, forming a spatial truss, optionally prestressed.
  • truss tower refers to a spatial structure that resists external actions mainly through axial forces in its elements but where the continuity of certain elements in the joints establishes a secondary system resistant to flexural forces.
  • the structural elements, columns 1, cross beams 2 and joints 3, may have different shapes, be hollow or solid, and can be connected together by wires, rods, bolts, mortar, resins or other types of structural connection.
  • the tower of the present invention comprises at each level, three or more precast columns 1, with small inclination to vertical, braced horizontally with precast cross beams 2.
  • the expression "with little inclination to vertical” means in the context of the present invention an inclination of less than 15 degrees from the vertical.
  • the dimensions of the cross section of the columns do not exceed 1/3 of their length, as recommended in EN 1992-1-1 - Eurocode 2: Design of concrete structures - Part 1-1: General rules and rules for buildings, CEN, December 2004 and ACI 319-08 - Building Code Requirements for Structural Concrete (ACI 319-08) and Commentary, American Concrete Institute, January 2008.
  • the tower can be built offshore or onshore.
  • the foundations of the tower can be direct or indirect.
  • the tower may have several applications: it can support wind turbines, overhead power lines, or communication lines, bridges, or support oil exploration or even other applications.
  • the materials to be used in the towers of the present invention are dependent on the state of the art and its corresponding cost.
  • the present possibilities include plain concrete, reinforced or presstressed concrete, as well as mixed solutions and those with FRP (Fiber Reinforced Polymer) , SIFCON (Slurry Infiltrated Fiber Concrete), SIMCON (Slurry Infiltrated Mat Concrete), polymer concrete, high or ultra-high strength concrete, among other materials which contribute for an adequate structural solution of the tower, i. e., capable of resisting the active stresses in accordance with the required safety levels.
  • the expression "high or ultra high strength concrete” means in the context of the present invention, concrete with the characteristic value of the compressive strength in cylindrical samples, respectively, between 60 MPa and 150 MPa to
  • precasting of concrete elements allows the industrialization of its production, with all the associated advantages.
  • the industry for the manufacture of precast concrete towers will require simple technologies and materials which are widely available almost anywhere.
  • the towers can be adapted to the requirements of different turbines just by setting their global geometry, keeping the basic geometry of the main tower elements.
  • the tower of the present invention comprises a plurality of levels of structural elements: columns 1, cross beams 2, joints 3, diagonals 4 in the columns planes, diagonals 5 in horizontal planes at the cross beam 2 levels, a foundation 6 and a base to support the equipment 7.
  • the cross-section of the tower by lines A-A of Figures 1 to 3, can be triangular as represented in Figure 4a), square as represented in Figures 4b) and 4c) , or have any appropriate polygonal adequate shape.
  • the use of diagonals 4 represented in Figures 2, 3 and 4c) applies to cases where the columns 1 and the cross beams 2 do not provide enough strength and stiffness capacity to resist horizontal actions on their own.
  • the several structural elements 1, 2, 4 and 5 in the presented embodiment of the tower of the present invention may present a plurality of different shapes, be hollow or solid and may be connected by tendons, rods, bolts, mortar, resins or any other adequate structural connection (not represented) .
  • the materials of the structural elements 1, 2, 4 and 5 of the tower of the present invention are selected from among the concrete types referred above .
  • Figure 5 illustrates different types of foundation 6 in which the tower of the present invention may be based.
  • Alternative foundations 6 are suitable for installation on land or on water.
  • the foundations 6 of the tower can be of any kind, direct or indirect.
  • the tower can be built either upon direct foundations 6 as represented in Figure 5a) , on soil or rock, or indirect, with pile caps as represented in Figure 5b) .
  • pile caps as represented in Figure 5b
  • the tower When it is built on water, it is preferable for the tower to be founded on piles as represented in Figure 5c), or on a floating structure as represented in Figure 5d) .
  • Figure 6 shows alternatives for direct foundations 6 as represented in Figures 6a) and 6b) and on piles as represented in Figures 6c) and 6d) .
  • Figure 7a schematically illustrates the embodiment of the tower without diagonals 4 used to support overhead power lines 8 and Figure 7b)
  • ISA/EP illustrates the embodiment with diagonals 5 and columns 1 of variable inclination to support wind turbines 9.
  • the method of assembling the tower of the present invention is characterized by the possibility of being partially built in situ and partially precast over a foundation 6, erecting at least three precast columns 1 with an inclination with the vertical lower than 15 degrees, connecting the referred columns 1 to the cross beams 2 in the joints 3, creating levels, where the connections between the referred columns 1 and the referred cross beams 2, and optionally the referred bracing diagonals 4 and/or 5 are made with mortar, resin, tendons, rods, bolts or any other adequate type of connection, that foundation 6 may be direct, built over piles or on a floating structure.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Architecture (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Sustainable Energy (AREA)
  • General Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Sustainable Development (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Wind Motors (AREA)

Abstract

La présente invention concerne un pylône conçu pour supporter des éoliennes, des lignes électriques ou de communication, des réservoirs d'eau, des ponts, pour l'exploitation pétrolière ou toute autre application, comprenant une pluralité de niveaux structurels, comportant chacun au moins trois colonnes ou plus (1), précoulées dans différents types de béton, avec une inclinaison vers la verticale inférieure à 15° et une pluralité de traverses (2), précoulées dans différents types de béton se croisant au niveau des joints (3) et comprenant en option, des diagonales de contreventement (4) dans lesdits plans de colonnes (1) et/ou des diagonales de contreventement (5) dans lesdits plans de traverses (2). Le pylône partiellement conçu sur site et partiellement précoulé est monté sur une fondation (6). Sur le sommet du pylône, une base (7) peut être fournie pour supporter les lignes électriques aériennes (20) ou tout autre équipement.
PCT/PT2010/000018 2009-04-07 2010-04-07 Pylône en treillis Ceased WO2010117289A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PT104495A PT104495A (pt) 2009-04-07 2009-04-07 Torre treliçada
PT104495 2009-04-07

Publications (3)

Publication Number Publication Date
WO2010117289A2 WO2010117289A2 (fr) 2010-10-14
WO2010117289A9 true WO2010117289A9 (fr) 2010-12-16
WO2010117289A3 WO2010117289A3 (fr) 2011-11-24

Family

ID=42936758

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/PT2010/000018 Ceased WO2010117289A2 (fr) 2009-04-07 2010-04-07 Pylône en treillis

Country Status (2)

Country Link
PT (1) PT104495A (fr)
WO (1) WO2010117289A2 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102174927A (zh) * 2011-03-16 2011-09-07 南通市盛东航道工程有限公司 海上风力发电机组及其安装方法
WO2023126974A1 (fr) * 2021-12-30 2023-07-06 Kotkar Energy Dynamics Pvt. Ltd. Tour de télécommunication à base de pilier mobile

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101290328B1 (ko) * 2011-06-10 2013-07-26 건국대학교 산학협력단 중공부재를 이용한 해양 구조물 및 그 시공방법
CN103061566A (zh) * 2013-01-17 2013-04-24 杨众 格构式高强钢管砼抗风柱
CN104989603A (zh) * 2015-06-16 2015-10-21 钟有亮 一种固定式高层塔架
CN109763943A (zh) * 2019-03-14 2019-05-17 彭金柱 球管式风机支架
CN114059447A (zh) * 2021-11-25 2022-02-18 四川省公路规划勘察设计研究院有限公司 一种钢管混凝土桥塔及其施工方法
CN116641845A (zh) * 2023-05-17 2023-08-25 湖南大学 一种基于uhpc的带地锚束的风电塔架及其施工方法
WO2025129247A1 (fr) * 2023-12-18 2025-06-26 Dale Robertson Appareil, système et procédé de production d'énergie
WO2025189267A1 (fr) * 2024-03-15 2025-09-18 Paulo Emmanuel De Abreu Tour triangulaire mixte

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR852432A (fr) * 1938-04-04 1940-02-01 Cementi Armati Centrifugati Sc Ouvrage en treillis, notamment pour poteaux et pylônes de lignes aériennes, composé d'éléments en béton secoué ou centrifugé
FR2659368B1 (fr) * 1990-03-12 1992-07-10 Bouygues Offshore Structure tubulaire en beton, notamment pour structure en mer.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102174927A (zh) * 2011-03-16 2011-09-07 南通市盛东航道工程有限公司 海上风力发电机组及其安装方法
WO2023126974A1 (fr) * 2021-12-30 2023-07-06 Kotkar Energy Dynamics Pvt. Ltd. Tour de télécommunication à base de pilier mobile

Also Published As

Publication number Publication date
PT104495A (pt) 2010-10-07
WO2010117289A2 (fr) 2010-10-14
WO2010117289A3 (fr) 2011-11-24

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