نتایج جستجو برای: rainfall intensities

تعداد نتایج: 56614  

Journal: :Water 2023

This study generates intensity-duration-frequency curves for three important cities in Iraq using Global Precipitation Measurement Integrated Multi-Satellite Retrievals (IMERG), Satellite Mapping of near real-time (GSMaP NRT), and gauge corrected GC) satellite precipitation datasets. Many probability distribution functions were used to fit the maximum yearly rainfall data. The Sherman equation ...

Journal: :Xinan Jiaotong Daxue Xuebao 2022

Rainfall erosivity and rainfall kinetic energy are predominantly affected by the droplet size distribution characteristics. This study aims to determine raindrop with different intensities in East Malaysia using photographic method MATLAB image processing tools. A total of five natural ranges were analyzed: 5.51 mm hr-1, 14.20 28.80 32.41 hr-1 58.11 hr-1. digital camera fast capturing mode was ...

Journal: :Energies 2023

Renewable energy sources are rapidly increasing in demand and importance as governments countries around the globe begin to understand their vital role reducing climate change. This project aimed design create an optimised micro-hydro turbine system for downpipes harness currently untapped potential from rainwater. Experimental methods were used determine magnitude of voltage output available a...

Journal: :Revista Sociedade & Natureza 2022

Pastures occupy a large part of Brazilian national territory, being heterogeneous characteristics and varying in climate, fertility, management. Water erosion, generated by the action rainfall, is principal source soil depletion. These soils exhibit distinct behaviors spatially temporally. Therefore, this research aims to evaluate water losses pasture Cerrado region during two periods year (win...

Journal: :Journal of the Meteorological Society of Japan. Ser. II 1940

Journal: :F1000Research 2022

Background: Rainfall is the main source of water on earth’s surface. It infiltrates and percolates deep into soil for groundwater recharge. Rainfall patterns, amounts, durations, intensities can vary daily, monthly, annually, spatially. therefore important to accurately estimate rainfall return periods, which be employed in hydraulic design flood control measures.</n...

2014
R. C. Yadav

In this study a new conceptual model for partial duration series analysis was applied to determine the likely rainfall of the monsoon season and the pattern of rainfall events distribution. Example case study was carried out with rainfall data of semiarid area, Agra, India, experiencing extremes of yearly rainfall; ranging between high (1200 mm) to low (300 mm). The coefficient values for the e...

Journal: :Aerosol science and engineering 2023

Wet removal is the primary method for natural of atmospheric aerosol particles, and wet a very complex process. According to PM2.5, PM10, meteorological data from 71 cities in China 2016 2018, this study utilizes theoretical analysis methods based on existing rainfall theory real-time monitoring calculate measured coefficient verification. different intensities times Guilin, value simulated are...

Journal: :Applied sciences 2022

A new perspective is presented for evaluating the slope stability of coal and lignite mines due to rainfall. The case Greek mining areas employed illustrate methodology. Initially, past climatic records rainfall are documented analyzed; intensity varies from light (0.8 mm/h) heavy (up 9 mm/h). Few extreme phenomena documented, with maximum being 17 mm/h. Furthermore, projections future trends p...

Journal: :Environmental Research Letters 2022

Abstract The West African Sahel has been facing for more than 30 years an increase in extreme rainfall with strong socio-economic impacts. This situation challenges decision-makers to define adaptation strategies a rapidly changing climate. present study proposes (i) quantitative characterization of the trends at regional scale, (ii) translation into metrics that can be used by hydrological ris...

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