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Construction method of steel pipe tower for transmission line

A transmission line steel pipe and construction method technology, applied in towers, building types, buildings, etc., can solve the problems of poor flexibility, lack of rapid assessment of seismic performance of transmission line steel pipe tower structures, etc., to improve efficiency, improve structural safety, and improve The effect of seismic strength

Active Publication Date: 2017-12-08
泰兴市城东绿化工程有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] Due to the different earthquake intensities and types of earthquakes in the places where the steel pipe tower structures of transmission lines belong, the seismic performance of steel pipe tower structures for transmission lines designed according to related technologies is less flexible to adapt to local requirements. A Method for Rapid Evaluation of Seismic Behavior of Structures

Method used

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  • Construction method of steel pipe tower for transmission line
  • Construction method of steel pipe tower for transmission line
  • Construction method of steel pipe tower for transmission line

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0027] Embodiment 1: as figure 1 A construction method for a transmission line steel pipe tower shown, comprising the following steps:

[0028] (1) Preliminarily construct the structural model of the steel pipe tower of the transmission line through computer-aided design, and determine the main components of the steel pipe tower structure model of the transmission line;

[0029] (2) According to the local seismic fortification intensity, seismic design grouping and site category of the steel pipe tower structure of the transmission line, construct a random ground motion model of the steel pipe tower structure model of the transmission line, and generate a power spectral density function corresponding to the displacement and velocity of the main components ;

[0030] (3) Calculate the corresponding displacement power spectral density and velocity power spectral density according to the power spectral density function of the displacement and velocity of the main components, and...

Embodiment 2

[0045] Embodiment 2: as figure 1 A construction method for a transmission line steel pipe tower shown, comprising the following steps:

[0046] (1) Preliminarily construct the structural model of the steel pipe tower of the transmission line through computer-aided design, and determine the main components of the steel pipe tower structure model of the transmission line;

[0047] (2) According to the local seismic fortification intensity, seismic design grouping and site category of the steel pipe tower structure of the transmission line, construct a random ground motion model of the steel pipe tower structure model of the transmission line, and generate a power spectral density function corresponding to the displacement and velocity of the main components ;

[0048] (3) Calculate the corresponding displacement power spectral density and velocity power spectral density according to the power spectral density function of the displacement and velocity of the main components, and...

Embodiment 3

[0063] Embodiment 3: as figure 1 A construction method for a transmission line steel pipe tower shown, comprising the following steps:

[0064] (1) Preliminarily construct the structural model of the steel pipe tower of the transmission line through computer-aided design, and determine the main components of the steel pipe tower structure model of the transmission line;

[0065] (2) According to the local seismic fortification intensity, seismic design grouping and site category of the steel pipe tower structure of the transmission line, construct a random ground motion model of the steel pipe tower structure model of the transmission line, and generate a power spectral density function corresponding to the displacement and velocity of the main components ;

[0066] (3) Calculate the corresponding displacement power spectral density and velocity power spectral density according to the power spectral density function of the displacement and velocity of the main components, and...

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Abstract

The invention discloses a construction method for a power transmission line steel pipe tower. The construction method comprises the steps that a power transmission line steel pipe tower structure model and a stochastic seismic motion model of a power transmission line steel pipe tower structure are constructed, and displacement and speed power spectral density of main components of the power transmission line steel pipe tower structure are calculated; and a damage model of the power transmission line steel pipe tower structure is constructed, damage indexes are calculated, double reliability assessment is conducted on the power transmission line steel pipe tower structure model, and construction is conducted. The anti-seismic property of the power transmission line steel pipe tower structure can meet the local requirements and is rapidly assessed, and more importantly, a reasonable adjustment can be made in time according to an assessment result; and efficiency is improved, cost is saved, and the structural safety of the power transmission line steel pipe tower is greatly improved.

Description

technical field [0001] The invention relates to the construction field of steel pipe towers for transmission lines, in particular to a construction method for steel pipe towers for transmission lines. Background technique [0002] In the related art, when the steel pipe tower structure of the transmission line is being constructed, the parameters of the main components of the steel pipe tower structure of the transmission line (such as the trunk of the steel pipe tower, the cross arm of the main line, etc.) follow the standard parameters in the technical specifications. [0003] Due to the different earthquake intensities and types of earthquakes in the places where the steel pipe tower structures of transmission lines belong, the seismic performance of steel pipe tower structures for transmission lines designed according to related technologies is less flexible to adapt to local requirements. A method for the rapid assessment of the seismic performance of structures. Cont...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): E04H12/08
CPCE04H12/08
Inventor 潘燕
Owner 泰兴市城东绿化工程有限公司