Micro-meteorological monitoring of China Southern Power Grid


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Function design and realization of transmission line icing monitoring

This paper studies and analyzes the influence of micro-meteorological disasters on power system, points out the main problems in the establishment of power micro

[PDF] Ice Cover Prediction of a Power Grid

An intelligent combinational model based on improved empirical mode decomposition and support vector machine for short-term forecasting of ice cover thickness

Design of micro‐automatic weather station for modern power grid

Based on the STM32 controller and meteorological sensors, the hardware and server software of the micro-automatic weather station are designed and developed, which

The Causes and Forecasting of Icing Events on Power Transmission

This aims to achieve a refined analysis of physical mechanisms, summarize more accurate icing prediction models for power grids in southern China, and enhance the

Impact of Meteorological Factors on the Wire Icing Thickness and

In China, wire icing is recognized as one of the most destructive meteorological hazards to the southern power grid''s transmission lines [2, 3]. Compared to flat plain areas,

GPS-PPP Transmission Line Geological Hazard Micro

The experimental device was installed in a substation in Yunnan of China Southern Power Grid in February, Compared with the precipitation data of the

Review on the Wide Area Blackout of 500 kV Main Power Grid in

In early 2008,most areas in south China experienced extreme low temperature,heavy rain,snow,and freezing weather.This extreme weather had great influence and threats on the

Mechanism and Countermeasures for Ice-Coated Transmission Line in Micro

Wire icing events pose a significant threat to the southern power grid''s transmission lines in China. This paper studies and analyzes the influence of micro-meteorological disasters on

Micrometeorological Data Collection and Application in Internet of

Putting the micrometeorological data into the short-term load forecast of power system, the accuracy of forecast can be effectively improved. It has a good effect on improving

Meteorological Characteristics of a Continuous Ice-covered Event

Yunnan plays a pivotal role in transmitting electricity from west to east within China''s Southern Power Grid. During January 7-13, 2021, a large-scale continuous ice

Micro-meteorological analysis and prediction for transmission

In order to investigate the icing condition of the transmission line which across the Micro-Geography (MG) and Micro-Meteorological (MM), in this paper, on the basis of micro-climate

Development and prospect of monitoring and prevention

of China and Southern Grid Corporation have been con-ducted a series of key anti-icing and de-icing research projects [71]. Breakthroughs in power grid''s icing and snowing disaster defence

An Early Warning Method of Transmission Line Icing Based on

This paper innovatively cites a mesoscale digital-intelligent weather forecast technology considering the influence of micro-topography and combining the power grid

Icing risk prediction of overhead lines based on MLP neural network

Predicting the icing risk of overhead lines can provide decision-making reference for the power grid to carry out anti icing work in time. In this paper, online monitoring of

Design of micro‐automatic weather station for modern

Based on the STM32 controller and meteorological sensors, the hardware and server software of the micro-automatic weather station are designed and developed, which can monitor wind speed, wind direction, light

Transmission Line Ice Coating Prediction Model Based on EEMD

To address these problems, the paper collects the data monitored by the China Southern Power Grid Online Monitoring System from 2011 to 2016 to study the prediction

Research on Electric Micro-Meteorological Disaster Monitoring

Review on the wide area blackout of 500 kV main power grid in some areas of south china in 2008 snow disaster points out the main problems in the establishment of

Growing Importance of Micro-Meteorology in the New Power

With the increasing penetration of renewable energy resources, their variable, intermittent and unpredictable characteristics bring new challenges to the power system.

Study on Micrometeorological On-line Monitoring Method for

Abstract: In order to meet the monitoring and warning of medium-small scale disastrous weather in the power grid and solve the problem of inefficient monitoring of transmission line

Meteorological Characteristics of a Continuous Ice-Covered Event

Yunnan plays a pivotal role in transmitting electricity from west to east within China''s Southern Power Grid. During 7–13 January 2021, a large-scale continuous ice

Methods of image recognition of overhead power line

HAO ET AL. 2143 In particular, for the uncrossed image feature x 0 =[x 0'', x 0''''], x 0'''' participates in the above iterations and x 0'' is connected to x T at the end of the CSP to form the crossed

Accommodation of Clean Energy: Challenges and Practices in China

Due to regional discrepancies, unevenly distribution of power resources and electricity consumption, it is also a challenge for China Southern Power Grid (CSG) to utilize

Research on Regional Micro-meteorological Measurement

"Design and Realization of Micro-meteorological Disaster Mornitoring and Pre-warning System in Power Grid", Power and Energy, Vol. 35, No. 6, 2014 Electric Micro

An Early Warning Method of Transmission Line Icing Based on Power Grid

1 Zhejiang University of Water Resources and Electric Power, Zhejiang Hangzhou, China the power grid meteorological monitoring data to realize the monitoring

Design of micro‐automatic weather station for modern

both of the micro-automatic weather station hardware and the server software are mature enough to be put into practical applica-tion and provide meteorological information for researchers. 2

Study on Optimization of Placement Method for Transmission Line

To ensure the reliability and safety of the power grid system, it is of great significance to carry out electric meteorological monitoring for transmission channels.

Development and prospect of monitoring and

After the 2008 ice and snow storm, State Grid Corporation of China and Southern Grid Corporation have been conducted a series of key anti-icing and de-icing research projects . Breakthroughs in power grid''s icing and

Development and prospect of monitoring and prevention

Icing disaster is one of the most serious threats to power grid security in China. This article provides a brief glance of current China''s monitoring and prevention methods of

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The research results show that the method can quantitatively reveal the relationship between micro-meteorological parameters, and can be used to analyze and predict the micro

A New Security Warning Model about Power Grid

the 500kV transmission line outage. In 2008, China''s southern rain and snow continued extreme weather, resulting in more than 10kV line parking up to 7500, wind speed data of the grid

Meteorological Characteristics of a Continuous Ice

Yunnan plays a pivotal role in transmitting electricity from west to east within China''s Southern Power Grid. During January 7-13, 2021, a large-scale continuous ice-covering event of ultra-high

(PDF) Growing Importance of Micro-Meteorology in the New Power

The experimental results demonstrated that using the micro-meteorological reanalysis dataset with high spatial–temporal resolution for wind power prediction performed

Research and Application of DC De–Icing Technology in China Southern

Institute, China Southern Power Grid, Guangzhou 510080, China (e-mail: [email protected]; chuang_fu@263 ). C. Yiping is with the College of Electrical

About Micro-meteorological monitoring of China Southern Power Grid

About Micro-meteorological monitoring of China Southern Power Grid

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6 FAQs about [Micro-meteorological monitoring of China Southern Power Grid]

How micrometeorological data is used in power transmission line assessment?

The micrometeorological information is put into the assessment of fault outage probability of power transmission line in . A system of micrometeorology collection is designed in . The system put the micrometeorological data into status assessment of line. It makes the result of monitoring line’s damaged degree more accurate.

Can micrometeorology be used in power grid?

Traditional micrometeorological monitoring system has a good effect on solving a certain problem. In order to put micrometeorology into all aspects of power grid as much as possible, the ITPS and micrometeorological information is combined in this paper.

Do microterrain and micrometeorology affect power transmission line icing?

Systematically evaluating the weather conditions and their distribution characteristics, assessing the impact of microterrain and micrometeorology on power transmission line icing, and achieving a refined analysis of the physical mechanisms during the icing process remain technical bottlenecks in this field.

How micrometeorological data is used in power system assessment?

Data transmission is finished based on network layer. Data management and data sharing are built based on platform layer. Combined application layer with power system, the micrometeorological data is used to the corresponding calculation of power system and power grid assessment.

What is micro teorological disaster m rning and pre-warning Sy tem in P?

Micro teorological disaster m rning and pre-warning sy tem in p wer grid is designed in . This system i used to monitor meteorological information suc forest fire a d environmen and so on. At the same time, this ystem is use to show the st tus information of line.

Is ice a threat to China's power grid?

Icing disaster is one of the most serious threats to power grid security in China. In January and February 2008, disastrous ice and snow storm severely damaged of China grid in 14 provinces, with direct economic losses more than $16 billion .

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