Method for wind turbine operation

FIELD: power industry.

SUBSTANCE: wind power plant having a foundation (210) configured to be mounted on the ground (10) or to the ground (10) having a ground level and a tower (102) that is located on the foundation (210). The foundation (210) has a foundation plate (211) and a foundation base (212) on the foundation plate (211) located above the ground level. The foundation plate (211) is located below the ground level. A connecting element (213, 214) for the pulling cables is provided on the base member (212), having a plurality of apertures (213a, 214a) for receiving the pulling cables (230). The pulling cables (230) are tensioned from the underside (213b, 214b) of the connecting element (213, 214) by means of the head (240) of the pulling cables. The foundation plate (211) and the base plinth (212) are cast in one piece from the concrete poured in place. The distance between the upper side of the foundation plate and the underside of the connecting element for the pulling cables is of a size providing enough space for the workers to pull the pulling cables.

EFFECT: improvement of the foundation of the wind power plant.

6 cl, 8 dwg

 



 

Same patents:

Anchoring system // 2538555

FIELD: construction.

SUBSTANCE: invention relates to construction, namely to anchoring systems of various objects to the ground. Ground anchoring system for various types of objects, such as building structures, comprising at least two elongated tubular guide elements, with anchor rods inserted in the mounting end, wherein the length of the anchor rods is greater than the length of the elongated tubular guide elements, wherein the elongated tubular guide elements have a closed cross-section and define the direction of installation of anchor rod. Installation directions are inclined relative to the direction of locking, substantially perpendicular to the ground. Elongated tubular guide elements have a length at least equal to the distance between two adjacent mounting ends, so that in the use said elongated tubular guide elements are at least partially located above the ground, and also comprise a support structure, wherein each elongate tubular guide element is formed as individual bodies and secured externally to the side surfaces of the supporting structure corresponding substantially to flat supporting surfaces to which the object to be anchored to the ground is fastened. The support surface is at least partially disposed above ground and in operation is substantially perpendicular to the ground, and wherein the support surface corresponds to the lateral surface of the box-like hollow support structure and in operation is substantially perpendicular to the ground, wherein the elongated elements are positioned substantially between two opposite vertices of said edge.

EFFECT: technical result is the increase of the carrying capacity and strength to mechanical stress, reduction of material consumption, reduction of labour intensity.

12 cl, 15 dwg

FIELD: construction.

SUBSTANCE: invention relates to steel supports of power transmission lines, a contact system of railroads, antenna mast communication structures and other similar facilities operated outdoors. The method to increase reliability and durability of fixation of a power transmission line steel support to a foundation includes flange connection of a support with an embedded part of the foundation, besides, in order to protect support structures and the foundation against moisture from atmospheric precipitation leaking along the support to the foundation, between supports surfaces of flanges, there is a drip strip arranged from a durable and corrosion-resistant material.

EFFECT: improved reliability, durability and resistance to vandalism, reduction of operational costs.

4 cl, 1 dwg

FIELD: construction.

SUBSTANCE: device to installed and fix supports of various purpose in soil comprises a base with a central hole and a fastening element. The base has a shape of a truncated cone with a coaxial central hole in the form of a tilted truncated cone, and the fastening element is made in the form of a truncated cone, which has a coaxial central hole, the shape of which follows the shape of the fixed support, and N slot openings arranged along generatrices, where N≥1 with formation of N segments of the fastening element, besides, tapers of the fastening element and the central hole in the base are identical. Also a method of the device assembly and disassembly is described.

EFFECT: reduced labour intensiveness and duration of assembly and disassembly works.

2 cl, 5 dwg

FIELD: construction.

SUBSTANCE: invention relates to multiuse support structure for pillars, supports, masts or other lengthy objects based on anchor reversibly fixed in ground, inserted into ground or other base. Fastening device for fixation of lengthy object, having lower part of substantially permanent cross section, in its base comprises at least one extended clamping element with surface inverted inside, shape of which provides for possibility to locate it along and around part of specified lower part of object, and lengthy vessel having inner cavity, shape and dimensions of which make it possible to locate combination of at least one clamping element and specified lower part of object. Besides each specified at least one clamping element has upper and lower ends and surface inverted outside and narrowing in internal direction from specified upper end in direction towards specified lower end in the first part near specified upper end and in the second part near specified lower end, and inner cavity of vessel narrows in inner direction in according first and second parts, besides when using fastening device, pressure applied downwards to specified clamping element may create wedging contact between specified surface inverted outside and vessel near upper end and lower end. Also method is described for fixation of lengthy object in base, as well as method for removal of lengthy object fixed in base with application of fastening device.

EFFECT: development of simple and efficient device, which supports pillar, making it possible to withdraw pillar and periodically shift it, besides having minimum effect at site, when pillar is not installed.

25 cl, 13 dwg

FIELD: construction.

SUBSTANCE: invention is related to construction, in particular, to modular systems for erection of aerial circuit and/or consolidation pile support foundations. Modular system for erection of aerial circuit and/or consolidation pile support foundations, comprising three types of finished modules (A, B, C) and circular steel armature (D). Module of type A represents finished unit used as base for modules B and C, having four holes located by one in every corner, for mounting of fixing armature of finished unit, which restores solidity of the unit itself, and having indents for jack required for module displacement. Module of type B represents finished unit used as upper layer for module of A type, at that modules of B type are used in sufficient number to provide for foundation depth required depending on mounted pile. Module of type B has four holes installed by one in every corner, for installation of fixing armature of finished unit, which restores solidity of the unit itself, and has grooves for jack, which are required for module shift, and also central hole for installation of pile and underground cable trays. Module of type C represents finished unit located on top of unit B surface, at that module of type C has four holes located by one in every corner, to install fixing armature of finished unit, which restores solidity of the unit itself, and has grooves for jack required for module shift, and also central hole for installation of pile and surface slope for rain water drain. Steel armature comprises circular elements, which are inserted into every corner hole of modules A, B and C, at that every element is then fixed by means of hollow space filling by expanding mortar having high extent of adherence and which is pumped under lower pressure, to fix all block layers to unite the module, and to restore solidity of the unit itself.

EFFECT: increased stability, reduced manhours for assembly.

5 cl, 4 dwg

FIELD: construction of power objects.

SUBSTANCE: tangent tower containing a reinforced-concrete rack with armature, a foundation ditch for its installation and the earthing device in the form of rods. The rack with armature and the earthing device rigidly mounted among themselves, thus earthing device contains not less than two earth leads located in a vertical plane, perpendicular to a direction of an air-line of an electricity transmission, is symmetric from its both sides and sank in the ground aslope to an earth surface under the corner of 35...45°. The bearer rack is supplied with guiding rails executed with through longitudinal holes, bolt clips and sealing screw nuts, and guiding rails are installed on an existing grade from mutually antithetical sides of a rack and are affixed by welding to armature with an angle of slope to an earth surface coinciding with a skew of earth leads.

EFFECT: stability improvement of bearers in the set vertical position, decrease in labour input and cost of works on earthing devices installation.

3 dwg

FIELD: poles for power transmission lines and telecommunication lines.

SUBSTANCE: pole structure comprises single vertical pole including two lower posts and one upper post connected with each other by means of holder. Holder is fastened to upper post, flange connection means and lower post by means of bolted clamps. Vertical axis adjuster is installed between flanges. Telescopic clamp having two extendible posts is additionally included in the pole structure.

EFFECT: provision of stable vertical pole position.

1 cl, 4 dwg

The mast base // 2204673
The invention relates to the construction, namely, the structural elements of the mast

The invention relates to the base of the mast, in particular mast for temporary installation

FIELD: power industry.

SUBSTANCE: arrangement method of supports of overhead power transmission lines on permanently frozen soils, in which a casing pipe is driven and a pile is submerged into it. During pile submersion process, installation of stiff elements is performed onto the shaft of the pile by welding, for that purpose, location zone of stiff elements is marked on the pile. At pile driving, when the lower mark achieves the top level of the casing pipe, geometrical measurement of gaps is performed between the casing pipe and the pile, and as per measurement results, stiff elements are manufactured, which are welded in pairs on opposite sides in one vertical plane, and as the pipe is being submerged, the operation is repeated.

EFFECT: increasing carrying capacity of a pile on horizontal loads; improving reliability due to action of forces of frost boil of the soil on the pile; reduction of labour input and material consumption.

2 cl, 1 dwg

FIELD: power industry.

SUBSTANCE: pile foundation for arrangement of supports of an overhead power transmission line includes a casing pipe and a pile arranged in it, which includes a shaft and a shoe fixed in the lower part of the shaft. A pile is provided with stiff elements that are installed on the shaft in the direction of action of horizontal forces on the pile due to action of loads from supports of the overhead line, which serve for transfer of horizontal forces from the pile to the casing pipe and located on the shaft with a pitch of not less than length of a stiff element.

EFFECT: increasing carrying capacity of a pile on horizontal loads; improving reliability due to action of forces of frost boil of the soil on the pile; reduction of labour input and material consumption for execution of works.

7 cl, 1 dwg

FIELD: construction.

SUBSTANCE: invention relates to construction, namely, to a foundation system for load-perceiving placement of a body or at least one body module of a self-service machine. The foundation system for load-perceiving placement of a body or at least one body module of a self-service machine comprises at least one basement element, which comprises at least one support surface for the body or at least for one body module of the self-service machine. The basement element comprises a concrete body and at least one metal bearing element resting on it, on which there is at least one support surface for the body or the body module of the self-service machine. The metal bearing element is made as capable of levelling relative to the concrete body of the basement element with the help of at least one adjustment accessory. At least to one side, in particular, to the front side and/or rear side of the basement element, there is at least one element of paving attached from concrete. This paving element is connected to the basement element, accordingly, to its concrete body, so that movement of the paving element from the basement element is prevented.

EFFECT: increasing bearing capacity, reduced labour intensiveness and material intensity during erection.

36 cl, 13 dwg

FIELD: construction.

SUBSTANCE: foundation for a pillar or a structure of tower type includes an upper shell in the form of a truncated cone that expands towards the base. In order to increase bearing capacity of the foundation, the upper shell is made on support lower shells connected in the upper part, which are made in the form of an inner cylindrical and outer shell in the form of a truncated cone, which expands towards the base, made with a ledge in the lower part below the inner cylindrical shell by 0.1 of the foundation diameter, and having an angle of inclination to the vertical line of the inner side, which is equal to the angle of the inner friction of the foundation soil. In the inner part of the shells there are materials in the form of soil and cement soil of different strength and under different angle.

EFFECT: increased bearing capacity of a foundation, reduced labour intensiveness and material intensity.

2 cl, 2 dwg

FIELD: construction.

SUBSTANCE: prefabricated foundation for a column or a wall includes an outer shell located in the ground, faced by its broadening part to the base. In this case, the foundation in the lower part has an articulated joint with an inner supporting shell faced by its broadening part to the base.

EFFECT: reduction of metal consumption and reduction of labour intensity of the foundation manufacture.

2 dwg

FIELD: construction.

SUBSTANCE: support includes buried post and plate with a central hole through which the post is put. The post has a through transverse hole, recesses are made on upper surface of the plate, the post is equipped with connection rod which is longer than the post cross-section and is inserted in the through hole in the post. Protruding ends of connection rod are placed in plate recesses and cast with concrete.

EFFECT: enhanced bearing capacity of support, reduced material and labour consumption.

6 cl, 2 dwg

FIELD: power engineering.

SUBSTANCE: foundation (100) is made, several height-adjustment blocks (500) are installed on the foundation, a load-distributing ring (200) is installed on several height-adjustment blocks (500), besides, the load-distributing ring (200) is balanced by setting of the height-adjustment blocks (500), and a joint between the foundation (100) and the load-distributing ring (200) is filled with a filling compound (300). A tower (400) is erected on the load-distributing ring (200). The height-adjustment blocks (500) are designed so that they may carry the first load in the form of the mass of the load-distributing ring (200), however, they sink, if one of several height-adjustment blocks is exposed to such a high force that the foundation via the height-adjustment blocks is exposed to the specific pressure that exceeds the specified limit value. The height adjustment blocks are made of plastic.

EFFECT: reliable and cost-effective erection of a tower, including a tower of a wind-driven plant.

8 cl, 6 dwg

FIELD: construction.

SUBSTANCE: invention relates to steel supports of power transmission lines, a contact system of railroads, antenna mast communication structures and other similar facilities operated outdoors. The method to increase reliability and durability of fixation of a power transmission line steel support to a foundation includes flange connection of a support with an embedded part of the foundation, besides, in order to protect support structures and the foundation against moisture from atmospheric precipitation leaking along the support to the foundation, between supports surfaces of flanges, there is a drip strip arranged from a durable and corrosion-resistant material.

EFFECT: improved reliability, durability and resistance to vandalism, reduction of operational costs.

4 cl, 1 dwg

FIELD: construction.

SUBSTANCE: foundation of a power transmission line support comprises a support board and a stand installed on it. The value of the protective concrete layer to the working reinforcement of the stand varies depending on conditions of concrete operation along the stand height.

EFFECT: improved durability and reduction of operational costs.

3 cl, 1 dwg

FIELD: construction.

SUBSTANCE: method to strengthen power transmission line support comprises arrangement of strengthening elements to this support. Besides, it is strengthened with guy lines or cross braces, which are fixed to a yoke arranged above the weaker zone of the support and to screw piles deepened into soil, and the yoke is installed with an elastic circular pad between itself and the support.

EFFECT: increased bearing capacity, reliability and durability, reduced timeframes and lower cost of strengthening works, elimination of power transmission line disconnection.

5 cl, 2 dwg

FIELD: power industry, particularly foundations for poles, masts, or chimneys.

SUBSTANCE: reinforced concrete foundation in accordance with the first embodiment comprises support panel and vertical post of parallelepiped shape. The vertical post has pyramidal head. Upper part of the post is formed of high-quality concrete for depth of not more than 1 m beginning from post head. The high-quality concrete has improved resistance to frost and moisture as compared with concrete used for remainder post part forming. In accordance with the second embodiment foundation does not have panel and comprises pyramidal head.

EFFECT: increased service life of foundation.

3 cl, 3 dwg

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