نتایج جستجو برای: rooftop catchment system

تعداد نتایج: 2242064  

Journal: :Journal of electrical technology UMY 2021

As we know, the need for electrical energy is increasing along with population growth and technological developments. This increase was also triggered by rate of demand 6.86% per year. Most needs come from non-renewable energy, which has limitations not environmentally friendly. Despite being affected Covid, this period a momentum to start direction clean policies. The utilization solar power c...

2005
D. Podger

Catchment management is becoming a more complex task. The sharing of water resources between traditional water users and the environment, the introduction of water and contaminant trading and water quantity and quality targets has necessitated a whole-of-catchment modelling approach. A variety of software products address this need. They range from abstract, general-purpose modelling frameworks...

Journal: :Journal of Architecture and Planning (Transactions of AIJ) 2004

2002
Yasushi Yamao Toru Otsu Atsushi Fujiwara Hidekazu Murata Susumu Yoshida

This paper proposes a Multi-hop Radio Access Cellular (MRAC) scheme for achieving both highspeed/high-capacity and good area coverage in fourth generation mobile communications systems. In this scheme, we assume two kinds of hop stations, one is a dedicated repeater station installed at a good propagation location such as a rooftop, and the other is a user terminal that temporarily experiences ...

2017
Qiang Ni Shengxian Zhuang Hanmin Sheng Song Wang Jian Xiao

High quality photovoltaic (PV) power prediction intervals (PIs) are essential to power system operation and planning. To improve the reliability and sharpness of PIs, in this paper, a new method is proposed, which involves the model uncertainties and noise uncertainties, and PIs are constructed with a two-step formulation. In the first step, the variance of model uncertainties is obtained by us...

Journal: :IEEE Access 2023

A rooftop photovoltaic (PV) system is a significant solution of building-integrated centralized generation in the low-voltage (LV) DC grid. The drilling-free PV-inductive wireless power transfer (PV-IWPT) for LVDC grid can reduce installation and post-maintenance costs, with elimination physical cable connections preventing breaking thermal bridge rain penetration between inside building. Moreo...

2006
E. Zehe H. Lee M. Sivapalan

In this study we propose an uspcaling approach to derive time series of (a) REW scale state variables, and (b) effective REW scale soil hydraulic functions to test and parameterise models based on the REW approach. To this end we employed a physically based hydrological model, that represents the typical patterns and structures in the study catchment, and has previously been shown to reproduce ...

   Agricultural hillslopes with susceptible loess enters a large amount of runoff and sediment into the Gorgan city annually, due to the inappropriate drainage system which cause a lot of financial losses city. The purpose of this study was to investigate the effect of different vegetation scenarios on the runoff and sediment discharge from three hillslopes of catchment of ​​5.9 hectares. The r...

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