scholarly journals IIASRH: An Integrative IoT Approach for Smart Rainwater Harvesting

Author(s):  
Praveen Talari ◽  
◽  
Anirudh M ◽  
Sairam M ◽  
K Varun Jebakumar ◽  
...  

Rainwater harvesting is one of the oldest practices used to conserve and optimize water resources. Nowadays, there are a lot of public and private facilities which have well-constructed Rainwater Harvesting systems. Still, they usually can't test the quality of the water preserved and has no mechanism to purify the impure content to make them consumable. Many known techniques are primitive and conventional for today's standards. The existing systems don't provide connective features, water treatment or contingency measures to counteract any problem. Usually, these systems are integrated onto blockchains, AI, and some other domains to innovate a new paradigm. Still, the results are generally considered a gimmick and are not helpful for general usage. This lack of compatibility and features with no effective solution needs to be rectified, and a real-world upgrade is required to construct a connected, safe and effortless system is imminent. Therefore, an integrative domain approach is necessary to facilitate the process to tackle these problems, where one of the major domains in technology, such as IoT, is used. The proposed model addresses the issues native to the conventional method and provides a connective environment with water treatment capabilities to establish an effortless and connected Rainwater Harvesting system through IoT with precise results and scopes that help the said challenges.

1998 ◽  
Vol 37 (2) ◽  
pp. 333-341
Author(s):  
Gerhard Bjørnsen ◽  
Rolf Gimbel ◽  
Hans-Dieter Spangenberg

To guarantee drinking water of high quality not only the drinking water treatment must be of high standards but also the quality of water resources should be the best possible. Therefore, pollution control and pollution risk management in the catchment areas of water resources are important parts of an overall water management concept. This includes the assessment of physical and chemical parameters as well as bacteriological parameters, especially hygienic parameters. A concept for an integrative consideration of drinking water treatment and quality management of water resources is presented.


Water ◽  
2020 ◽  
Vol 12 (11) ◽  
pp. 3163
Author(s):  
Husnna Aishah Zabidi ◽  
Hui Weng Goh ◽  
Chun Kiat Chang ◽  
Ngai Weng Chan ◽  
Nor Azazi Zakaria

Rapid urbanization, population explosion and climate change have threatened water security globally, regionally and locally. While there are many ways of addressing these problems, one of the innovative techniques is the recent employment of Sustainable Urban Drainage Systems (SUDS) which include rainwater harvesting systems (RWHS). Therefore, this paper reviews the design and component of two types of RWHS, the namely roof harvesting system (RHS) and the pond harvesting system (PHS). The performance in terms of quantity and quality of collected rainwater and energy consumption for RWHS with different capacities were evaluated, as well as the benefits and challenges particularly in environmental, economic and social aspects. Presently, the RHS is more commonly applied but its effectiveness is limited by its small scale. The PHS is of larger scale and has greater potentials and effectiveness as an alternative water supply system. Results also indicate the many advantages of the PHS especially in terms of economics, environmental aspects and volume of water harvested. While the RHS may be suited to individual or existing buildings, the PHS has greater potentials and should be applied in newly developed urban areas with wet equatorial climate.


2016 ◽  
Vol 16 (5) ◽  
pp. 1388-1397 ◽  
Author(s):  
Elena E. Neibaur ◽  
Elizabeth P. Anderson

Rainwater harvesting (RWH) is increasingly utilized today by populations to alleviate water supply issues, particularly in rural, dry environments. Limited research has considered, simultaneously, the numerous factors that contribute to sustainability – for example, social acceptance, water quality, and maintenance needs – of RWH. This research aimed to improve the understanding of factors influencing the sustainability of rainwater harvesting systems for domestic use (DRWHS) through examination of social, water quality, and technical feasibility components. We conducted 50 household surveys and 17 rainwater quality analyses in San Jose Xacxamayo, a rural, semi-arid community in Puebla, Mexico. Results showed that DRWHS are socially accepted primarily because of the presence of existing local skills and knowledge, as well as critical need for water. Results from most of the water quality parameters measured were within World Health Organization (WHO) guidelines for human consumption, with the exception of pH, total coliform, and heterotrophic plate count, which required water treatment prior to consumption. Technical feasibility was the main barrier to the sustainability of DRWHS; highly seasonal rainfall and small roof sizes (averaging 70 m2) resulted in households unable to meet annual water needs. Increasing roof sizes and providing water treatment could ensure DRWHS sustainability in the studied community.


2018 ◽  
Vol 9 (3) ◽  
pp. 423
Author(s):  
Natalia. A GUBINA ◽  
Mikhail A. YLESIN ◽  
Natalya V. KARMANOVSKAYA

The article deals with the rational use of water resources, as well as protecting the environment from the harmful effects of human industrial activities. The aim of the study is to find ways to increase the productivity of existing treatment facilities and the quality of mine water treatment. The proposed solutions will lead to a reduction in discharges of untreated mine waters, a reduction in environmental payments and consumption of fresh water.


2016 ◽  
Vol 73 (11) ◽  
pp. 2824-2831 ◽  
Author(s):  
A. Silveira ◽  
J. R. C. B. Abrantes ◽  
J. L. M. P. de Lima ◽  
L. C. Lira

Generally, roofs are the best candidates for rainwater harvesting. In this context, the correct evaluation of the quantity and quality of runoff from roofs is essential to effectively design rainwater harvesting systems. This study aims to evaluate the performance of a kinematic wave based numerical model in simulating runoff on sloping roofs, by comparing the numerical results with the ones obtained from laboratory rainfall simulations on a real-scale Lusa ceramic tile roof. For all studied slopes, simulated discharge hydrographs had a good adjust to observed ones. Coefficient of determination and Nash–Sutcliffe efficiency values were close to 1.0. Particularly, peak discharges, times to peak, peak durations and runoff volumes were very well simulated.


The provision of clean water is a global concern that must be critically addressed by all government bodies. However, lack of attention to this matter presents difficulties to many rural regions, especially in the developing countries. Most rural regions around the world experience lack of clean water due to various factors such as shortage of water resources and lack of water treatment facilities due to geographical constraint and scatter of population. Thus, small-scale water treatment system is an attractive technology for clean water production in isolated areas as it only requires a small footprint and it is more cost-effective than conventional water treatment plants. This chapter focuses on the small-scale water treatment systems for each of surface water, groundwater, rainwater, and brackish water resources. Considerations are taken based on the type of water resources and geographical conditions of the rural areas which include flat grounds, hills, and island areas. Besides, rainwater harvesting and treatment is reviewed for individual house application.


Author(s):  
NeethaDelphin Mary K ◽  
Murali Mohan N ◽  
Vijayalakshmi P

Water is critical for all life on the planet. Rapid industrialization and urbanization has caused India to face a water crisis since it has only 4 percent of the world’s water resources. In order to resolve the crisis, India has to look for alternative water resources which may include rainwater harvesting, grey water and sewage reuse and desalination. Grey water is defined as waste water generated from the bathroom, laundry and kitchens. Nearly 70 percent of the water used in households results in grey water which can be treated using simple technology and reused. Reuse of grey water reduces the fresh water requirements and reduces the amount of sewage sent to treatment plants. An integrated approach is needed to manage the water and waste water treatment so that water supply is kept clean and waste water is recycled for beneficial use in agriculture and industry. Water and energy are important resources in the 21st century. Water is required to supply energy, and energy is required to supply water. The reclamation of wastewater can contribute significantly to the conservation of water and energy resources. Wastewater reclamation and reuse can relieve water scarcity. Reclaimed wastewater can be substituted for natural water. Wastewater is now extensively recognized as an important source of water in water-scarce countries. In recent years not only the threats of improper greywater management have been recognized; there is an increasing international recognition that greywater reuse, if properly done, has a great potential as alternative water source for purposes such as irrigation, toilet flushing, car washing and others.


2016 ◽  
Vol 3 (1) ◽  
pp. 247-261 ◽  
Author(s):  
Getachew Redae Taffere ◽  
Abebe Beyene ◽  
Said A. H. Vuai ◽  
Janvier Gasana ◽  
Yilma Seleshi

2016 ◽  
Vol 3 (1) ◽  
pp. 1
Author(s):  
Eko Sutrisno ◽  
Yusni Ikhwan Siregar ◽  
Nofrizal Nofrizal

Abstract: The research was conducted from March to June 2015 during the rainy season and the Village were located in four Selatpanjang South Village, East Selatpanjang, Selatpanjang City and West Selatpanjang Tebing Tinggi District of Riau Kepulauan Meranti. The purpose of this study was to analyze the potential availability of rainwater, water needs population in the region Selatpanjang 2030, the development of rainwater harvesting systems and outlines the relationship with environmental, social and economic. The method used in this study was the observation by analyzing rainfall, debit mainstay, drainage coefficient (α), population projections, the ratio of the number of residents with clean water needs as well as rainwater harvesting design. The results showed that the potential of rainwater in the area amounted to an average Selatpanjang 1724.8 mm/year, of the four sub regions Selatpanjang rain water can be harvested amounted to 17.248 billion liters/year. The four village Selatpanjang region in 2030 amounted 49 471 inhabitants population in predicted, so, it is necessary to clean water for 534 286 800 liters for three months. So if managed and well developed, the rain water can meet the need of clean water Selatpanjang community throughout the year. How to manage it is by developing the rainwater harvesting system with a system of individual, communal for three families and communal for five families and build ponds to accommodate the run-off. Economically, the use of rainwater harvesting system is cheaper than buying water each summer, primarily communal system for three families. Socially aspects that bring positive habits and reduce conflicts between neighbors and the environment, with the principle of sustainable utilization of natural resources. The quality of rain water in Selatpanjang meets the criteria for clean water, so it can be used as a source of clean water. 


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