CN-122014503-A - Wind-solar integrated power generation device

CN122014503ACN 122014503 ACN122014503 ACN 122014503ACN-122014503-A

Abstract

The invention provides a wind-solar integrated power generation device, which relates to the technical field of power generation, and aims to realize integrated integration of functions such as fan support, photovoltaic installation, electric equipment accommodation, operation and maintenance channels and the like on a structural body layer by constructing a multi-faceted truss type tower seat, so that systematic defects such as space fracture, repeated resource investment, operation and maintenance system redundancy and the like caused by traditional wind-solar discrete arrangement are fundamentally overcome, the multi-faceted truss structure endows the tower seat with excellent wind load resistance and earthquake resistance stability, and meanwhile, a network-shaped support rod piece provides a reliable mounting foundation for various accessory components. The hollow cavity and the zoned electrical arrangement avoid the land occupation and cable external application risks of the external box transformer, the rotary avoidance mechanism of the tower seat and the top fireproof isolation layer cooperatively promote the operation safety and the environmental adaptability, the integral structure has high mechanical stability, strong functional ductility and excellent operation and maintenance accessibility, and an engineering landing integrated structural paradigm is provided for the cooperative development of wind and light under the high-density land constraint scene.

Inventors

CHEN DAYING
Jiang Hechuan
LV BEI
ZHANG LIYING
YANG FENG
MA CONGYONG
LIU SHENGYUAN
LIU JIANWEI
YANG PENGFEI
LU JUNFENG
CHEN QIANQIAN
YU HAIYANG

Assignees

华能国际电力股份有限公司河北清洁能源分公司
中国华能集团清洁能源技术研究院有限公司

Dates

Publication Date: 20260512
Application Date: 20260316

Claims (10)

1. The wind-solar integrated power generation device is characterized by comprising a fan tower barrel and a multi-faceted truss type tower seat arranged at the lower part of the fan tower barrel; The tower comprises a tower seat, wherein each conical surface of the tower seat is internally provided with a network-shaped supporting rod piece which is arranged in a crisscross manner, and the supporting rod piece is used for hanging and fixing a mounting frame of a photovoltaic module, an electric equipment mounting member, an operation and maintenance channel supporting structure and a bracket of an upper through channel and a lower through channel; the tower seat is of a hollow cavity structure, and a zoned electric equipment installation area is arranged in the cavity; One or more sides of the tower seat are used for installing the photovoltaic module, and the other sides are configured to avoid a non-installation surface shielded by the fan blade in the rotating process of the tower seat.
2. The wind-solar integrated power generation device according to claim 1, wherein the installation frame of the photovoltaic module comprises a horizontal through long support shaft, parallel purlines arranged on the upper side and the lower side of the support shaft, and diagonal bracing members for connecting the support shaft and the purlines; The photovoltaic module is fixed between two adjacent purlines through a fastener.
3. The wind-solar integrated power generation device according to claim 2, wherein the support shaft is provided with a driving mechanism for driving the support shaft to rotate within a preset angle range, so as to drive the purline and the installed photovoltaic assembly to synchronously perform inclination angle adjustment movement around the axis of the support shaft, and the movement range is configured so that the photovoltaic assembly does not spatially interfere with other structures of the tower base in the adjustment process.
4. The wind-solar integrated power generation device according to claim 2, wherein limiting devices and buffer mechanisms are arranged at two ends of the supporting shaft; The limiting device is used for preventing the rotation angle from exceeding the limit range; The buffer mechanism is used for reducing impact load in the rotary start-stop process.
5. The wind-solar integrated power generation device according to claim 1, wherein a rotary supporting mechanism is installed at the bottom of the tower base and is used for driving the tower base to rotate horizontally around the central axis of the tower barrel of the fan, and locking and fixing are carried out after the tower base rotates to a target position.
6. The wind-solar integrated power generation device according to claim 5, wherein the slip ring device for electric energy and signal transmission is integrated in the rotary supporting mechanism, so as to ensure continuous conduction of the electric circuit in the rotation process of the tower base.
7. The wind-solar integrated power generation device according to claim 1, wherein the wind turbine nacelle is provided with a nacelle rotation driving mechanism for driving the nacelle to rotate in a horizontal direction around a tower axis; the geometry of the wind wheel of the fan and the spatial layout of the tower seat are cooperatively designed so that the rotation track of the wind wheel and any side surface of the tower seat keep a non-contact safe spatial relationship.
8. The wind-solar integrated power generation device according to claim 1, wherein an operation and maintenance pavement is arranged below each row of photovoltaic modules, and two ends of the operation and maintenance pavement are fixedly connected with the tower truss structure; the inside or the outside of the tower seat is provided with a vertically through operation and maintenance channel which is communicated with each layer of operation and maintenance footpath and is provided with a lifting auxiliary device; The top of the tower seat is provided with an annular operation platform which is communicated with an operation and maintenance channel in the fan tower barrel.
9. The wind-solar integrated power generation device according to claim 1, wherein the inverter mounting member is provided on a support bar on a side of the tower base and is configured to adapt to inverters of different external dimensions; The cable bridge is fixed on the support rod piece in a layered manner along the height direction of the tower seat and is used for orderly collecting and laying output cables of the photovoltaic module, output cables of the inverter and box transformer connecting cables.
10. The wind-solar integrated power generation device according to claim 1, wherein a ranging sensor is configured at the side edge of the tower base, and the ranging sensor is used for monitoring the distance between the blade and the tower base in real time and triggering an early warning signal when the distance is smaller than a preset safety threshold.

Description

Wind-solar integrated power generation device Technical Field The invention relates to the technical field of power generation, in particular to a wind-solar integrated power generation device. Background The wind-solar power generation system generally adopts a split type framework of independent site selection, pile construction and operation and maintenance channel and electric facilities respectively of a fan and a photovoltaic array, so that land resource occupation is multiplied, infrastructure is repeatedly built, cable paths are crossed and disordered, a fan tower base exists as a single bearing structure for a long time, the huge volume and the abundant surface area of the fan tower base are not endowed with the combined functions of photovoltaic installation, equipment integration, personnel passing and the like, the photovoltaic array depends on an additional support system, cost and wind load are increased, dynamic shadow shielding and structural interference risks generated by rotation of a fan impeller are difficult to avoid due to fixed orientation and rigid layout, the existing simple superposition scheme only attaches a photovoltaic plate to the surface of a tower barrel, mechanical collaborative design and dynamic avoidance capability are lacked, an adjustable support technology is not coupled with a fan body structure, and structural short plates exist in the aspects of space efficiency, structural robustness, operation safety, full life cycle operation and maintenance convenience and the like, and the requirements of the wind-solar integrated equipment with high integration degree, high adaptability and high reliability are difficult to meet in the area with scarcity. Disclosure of Invention The invention aims to provide a wind-solar integrated power generation device, which is used for fundamentally overcoming systematic defects of space splitting, repeated resource input, redundancy of an operation and maintenance system and the like caused by traditional wind-solar discrete arrangement. The wind-solar integrated power generation device comprises a fan tower barrel and a multi-faceted truss type tower seat arranged at the lower part of the fan tower barrel, network-shaped supporting rods which are arranged in a crisscross mode are arranged in each conical surface of the tower seat, the supporting rods are used for hanging and fixing a mounting frame of a photovoltaic module, an electric equipment mounting component, an operation and maintenance channel supporting structure and a support of an upper through channel and a lower through channel, the tower seat is of a hollow cavity structure, a zoned electric equipment mounting area is arranged in the cavity, a fireproof isolation structure is arranged at the top of the tower seat, personnel and material inlet and outlet channels are arranged at the bottom of the tower seat, one or more side faces of the tower seat are used for mounting the photovoltaic module, and other side faces are configured to avoid a non-mounting face shielded by fan blades in the rotating process of the tower seat. In an alternative embodiment, the installation frame of the photovoltaic module comprises a horizontal through long support shaft, parallel purlines arranged on the upper side and the lower side of the support shaft and diagonal bracing members for connecting the support shaft and the purlines, and the photovoltaic module is fixed between two adjacent purlines through fasteners. In an alternative embodiment, the supporting shaft is configured with a driving mechanism, and the driving mechanism is used for driving the supporting shaft to rotate within a preset angle range, so as to drive the purline and the installed photovoltaic assembly to synchronously perform inclination angle adjusting motion around the axis of the supporting shaft, and the motion range is configured so that the photovoltaic assembly does not spatially interfere with other structures of the tower base in the adjusting process. In an alternative embodiment, the two ends of the supporting shaft are provided with a limiting device and a buffer mechanism, the limiting device is used for preventing the rotation angle from exceeding the limit range, and the buffer mechanism is used for reducing the impact load in the rotation start-stop process. In an alternative embodiment, a rotary support mechanism is installed at the bottom of the tower seat, and the rotary support mechanism is used for driving the tower seat to rotate around the central axis of the tower drum of the fan in the horizontal direction, and locking and fixing are performed after the tower seat rotates to a target position. In an alternative embodiment, the slip ring device for electric energy and signal transmission is integrated inside the rotary support mechanism, so that continuous conduction of the electric circuit in the rotating process of the tower base is ensured. In an alternative embodiment, the fan nacelle is p