5 Artículos

Distribution and Ecological Risk Assessment of Nutrients and Heavy Metals in the Coastal Zone of Yantai, China

Acceso

en línea

Mengting Li, Kuanle Bao, Hongsong Wang, Youxu Dai, Shuyu Wu, Kun Yan, Shuliang Liu, Qingzheng Yuan and Jiaxing Lu

As urbanization accelerates, a growing influx of pollutants enters the sea through land runoff, posing a threat to coastal ecosystems. In this study, we systematically determined the concentrations of nutrients and heavy metals in the water and sediments... ver más

Revista: Water Formato: Electrónico

Tabla de contenido: Vol: 16 Num: 0 Par: 5 Año: 2024

Forecasting of Power Grid Investment in China Based on Support Vector Machine Optimized by Differential Evolution Algorithm and Grey Wolf Optimization Algorithm

Acceso

en línea

Shuyu Dai, Dongxiao Niu and Yaru Han

In recent years, the construction of China’s power grid has experienced rapid development, and its scale has leaped into the first place in the world. Accurate and effective prediction of power grid investment can not only help pool funds and ratio... ver más

Revista: Applied Sciences Formato: Electrónico

Tabla de contenido: Vol: 8 Num: 4 Par: April Año: 2018

A Short-Term Load Forecasting Model with a Modified Particle Swarm Optimization Algorithm and Least Squares Support Vector Machine Based on the Denoising Method of Empirical Mode Decomposition and Grey Relational Analysis

Acceso

en línea

Dongxiao Niu and Shuyu Dai

As an important part of power system planning and the basis of economic operation of power systems, the main work of power load forecasting is to predict the time distribution and spatial distribution of future power loads. The accuracy of load forecasti... ver más

Revista: Energies Formato: Electrónico

Tabla de contenido: Vol: 10 Num: 3 Par: March Año: 2017

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