Search
1871 articles for “Paper”
-
Monitoring of Methanobacterium Migration Rate on Penetrating in Unconfined Bed in Waste Dump Site of Port Harcourt Applying Predictive Models
Abstract: This paper monitors the deposition of Methanobacterium in penetrating unconfined bed, the soil formation monitored are the lateritic and silty formation in the study location, high concentration was expected due the environment were waste are dump on regular interval, this implies that contaminant of high quantity will definitely deposit in these formation., the system developed considered parameters that can always relate to other variables that may not be at the …
Published in International Journal of Water Resources Engineering · Vol. 4, Issue 1, 2018 · pp. 40–44 Read article
-
Experimental Study on Scour Around T-Head Groynes in Open Channel
Abstract: Groynes are the river training structures which are used extensively in anti-erosion activities. An experimental investigation of scouring around the groynes in an open channel is presented in this paper and an attempt to analyze the behavior of T-shaped groynes in terms of its applicability in alluvial channels was made. Tests were conducted by varying the symmetry of flange in three different manners (symmetric, larger flange in upstream and downstream …
Published in International Journal of Water Resources Engineering · Vol. 4, Issue 1, 2018 · pp. 33–39 Read article
-
EFFECTS OF LOW FREQUENCY ULTRASOUND TREATMENT IN MITIGATING SULFATE REDUCING BACTERIA
Abstract: Biocorrosion is associated to microorganism such as Sulfate Reducing Bacteria (SRB) presence in the environment and cause deterioration of metallic and non-metallic materials. Chemical bactericides are commonly used to mitigate SRB in the treatment process of oilfield but this method comes with disadvantages such as lower in efficiency, environment pollution, high cost and health problems. This paper shows a systematic investigation of 20 kHz frequency Ultrasound (US) performance as an …
Published in International Journal of Water Resources Engineering · Vol. 4, Issue 2, 2018 · pp. 1–6 Read article
-
Inter Basin Transfer of Water in India: Challenges & Prospects
Abstract: Irrigation is one of the crucial inputs for achieving sustained agricultural growth and reducing inequality and poverty in India. After independence, significant progress has been made in the provision of irrigation facilities including adoption of new agricultural technologies which is more water-intensive and in the absence of adequate and timely irrigation there will be no great productivity gains. Moreover regional variations in rainfall leads to situations where some part of …
Published in International Journal of Water Resources Engineering · Vol. 4, Issue 2, 2018 · pp. 7–16 Read article
-
Integrating climate adaptation into asset management planning – Assessing the adaptation potential and opportunities of an urban area in Bangkok
Abstract: Most cities are at risk of climate change related disasters and flood frequencies and impacts are increasing the need for adaptation. Apart from these large scale interventions imposed by the central government, small-scale interventions taken at the neighborhood or household level could further contribute to mitigate future flood risk and to enhance the flood resilience of the city of Bangkok as a whole. Interventions taken at the local scale are …
Published in International Journal of Water Resources Engineering · Vol. 4, Issue 2, 2018 · pp. 50–65 Read article
-
Decision tree method (Flexibility in adaptation - FIA) for evaluating the flexibility of flood risk adaptation options in Lad Krabang, Thailand
Abstract: Flexibility in planning and implementation of responses to prevent and adapt to flooding can be achieved using methods such as Real in Option (RIO), Adaptation Tipping Point (ATP) and Adaptation Pathway. However these methods lack the ability to evaluate the degrees of flexibility of the adaptation measures. Hence, this paper proposes a method for evaluating and making a comparison between a numbers of different flood prevention plans in terms of …
Published in International Journal of Water Resources Engineering · Vol. 5, Issue 1, 2019 · pp. 32–48 Read article
-
Analysis of Economical Design of RCC Water Tanks
Abstract: The various overhead water tanks are constructed for direct distribution by gravity flow without pumping and are usually of capacities ranging from 50 to 3000 KL. All the tanks are designed as crack free structures to reduce any leakage. The present paper gives view for safe design with low cost of the tank and gives the designer relationship curve between design variable. Thus, design of tank can be more reliable, …
Published in International Journal of Water Resources Engineering · Vol. 5, Issue 1, 2019 · pp. 5–12 Read article
-
Predictive Model to Monitor Dissolved Oxygen Deficit and Velocity Variation Influenceon Mycoplasima Transport in Choba River
Abstract: This paper expressed various impacts from oxygen and river velocity on the transport of Mycoplasima in Choba River. The study monitor the impact of these two parameters at different pointsource of waste discharge in the River, other parameterswere integrated, but were not considered significant, since there rate of impact were not determined in the study location. The two considered parameters were applied in the system to determined their direct rate …
Published in International Journal of Water Resources Engineering · Vol. 6, Issue 1, 2020 · pp. 10–20 Read article
-
A Comparative Study on Gumbel and LP3 Probability Distributions for Estimation of Extreme Rainfall
Abstract: Estimation of extreme rainfall for a given return period has utmost importance for planning, design and management of hydraulic and other civil structures in a region. This can be achieved by Extreme Value Analysis (EVA) that involves fitting of probability distributions to the annual maximum series of rainfall. This paper details a study on EVA of hourly and daily rainfall for Santacruz and Colaba sites by adopting Gumbel and Log …
Published in International Journal of Water Resources Engineering · Vol. 6, Issue 1, 2020 · pp. 21–33 Read article
-
Evaluation of Hydrodynamic Characteristics of Quarter Circular Breakwater by RBF Network and Regression Models
Abstract: Breakwaters are massive structures constructed to provide the required tranquility within the ports and also used for safeguarding the beaches from eroding due to severe action of waves especially during inclement weather. In the recent years, innovative structures like Semi-Circular Breakwater (SCB) and Quarter Circular Breakwater (QCB) are being evolved to fulfill the ever increasing demand from coastal sector. QCB is a modified SCB, which is similar to caisson consists …
Published in International Journal of Water Resources Engineering · Vol. 6, Issue 2, 2020 · pp. 11–22 Read article
-
Water QUALITY ANALYSIS AND REMEDIAL MEASURE FOR NEAR BY VILLAGE WAGHOLI (DOMKHEL VASTI)
Abstract: This paper presents groundwater quality of nearby village Wagholi (Domkhel Vasti). Four different locations were selected for the study and compared. The parameters studied were pH, Turbidity, Chloride Content, Total Hardness. From overall analysis, it was observed that there was a slight fluctuation in the Turbidity, Chloride Content, Total Hardness among the water samples studied. Comparison of the result of the water sample with IS 10500:2012 showed that the certain …
Published in International Journal of Water Resources Engineering · Vol. 6, Issue 2, 2020 · pp. 23–27 Read article
-
Prediction of Rainfall Using MLP and RBF Networks for Monsoon and Post-Monsoon Seasons of Pune and Mahabaleshwar Regions
Abstract: Prediction of rainfall for a river basin has utmost importance for planning of irrigation and drainage system as also for command area development. For example, analysis of consecutive days of rainfall is more relevant for drainage design of agricultural lands whereas analysis of weekly rainfall data is relevant for planning of cropping pattern. Likewise, analysis of monthly and seasonal data is more useful for water management practices. With the development …
Published in International Journal of Water Resources Engineering · Vol. 7, Issue 1, 2021 · pp. 34–51 Read article
-
Intercomparison of Peak Flood Discharge Estimates Using Normal, Gamma and Extreme Value Families of Distributions
Abstract: Estimation of Peak Flood Discharge (PFD) for a given return period is utmost importance for planning, design and management of hydraulic structures. This can be achieved through Flood Frequency Analysis (FFA) that involves fitting normal, gamma and extreme value families of distributions to the series of observed annual maximum discharge data. Based on the intended applications and the variate under consideration, Method of Moments (MoM), Maximum Likelihood Method (MLM) and …
Published in International Journal of Water Resources Engineering · Vol. 7, Issue 1, 2021 · pp. 9–25 Read article
-
Effect of Data Length on Estimation of Probable Maximum Precipitation Using Hershfield Method
Abstract: Probable Maximum Precipitation (PMP) represents the greatest depth of precipitation for a given duration that is physically possible over a given size storm area at a particular geographical location and at a particular time of year. PMP is used for estimating probable maximum flood which, in turn, is used for design of major hydraulic structures such as dams and spillways, flood protection works and nuclear power plants. One of the …
Published in International Journal of Water Resources Engineering · Vol. 7, Issue 2, 2021 · pp. 44–49 Read article
-
Rainfall Runoff Analysis for Mithi River to Estimate Flood
Abstract: This paper presents how to calculate and analysis the rainfall and runoff around Mithi River by various models. There are some previous examines that have been used for valuation of rainfall-runoff. In this research, last 10 years data of rainfall is considered for estimation of runoff around Mithi River. In this study rainfall intensity, land coverage pattern, catchment area around Mithi River is also considered for calculation. Various methods such …
Published in International Journal of Water Resources Engineering · Vol. 7, Issue 2, 2021 · pp. 1–9 Read article
-
Strategic Plans for Handling Water Quality Issues in Nigeria: A Case Study of Lagos State
Abstract: Availability, affordability and accessibility of quality of water are essential tool for effective management of water resources, achievement of better public health, sustainable development and wealth of all living things in any nation across the globe. Human beings and aquatic life require potable and good quality water for survival. This paper studied the Lagos state experience on water quality related issues. Methodology adopted includes literature survey, collection of data on …
Published in International Journal of Water Resources Engineering · Vol. 7, Issue 2, 2021 · pp. 10–20 Read article
-
Innovative Solutions to Water Supply Challenges through Water Sanitation and Hygiene Practices in Nigeria
Abstract: Innovative solutions to water supply and challenges in Nigeria can be achieved through effective and all encompassing Water Sanitation and Hygiene (WASH) implementation strategies. This paper examined innovative solutions to water supply challenges through water sanitation and hygiene practices. Methodology used includes thorough investigation of WASH activities in Nigeria, expert opinions and literature surveys. Findings reveal that some communities in Nigeria are yet to fully utilize WASH services. In order …
Published in International Journal of Water Resources Engineering · Vol. 7, Issue 2, 2021 · pp. 21–31 Read article
-
Investigating Effects of Pressure on Discharge Velocities of Different Sizes Fluid Jet
Abstract: This paper aims to investigate the effect of pressure on the discharge velocities of different sizes water jet. To fulfil the above aim, the study selected two different diameters such as 6 mm and 4.5 mm water jet which discharges water from variable water head, H. The measured and calculated discharge velocities for each water jet were determined based on travel time theory and flow equation respectively. In addition, an …
Published in International Journal of Water Resources Engineering · Vol. 8, Issue 2, 2022 · pp. 1–5 Read article
-
Analysis of Trend in Rainfall Data using Mann-Kendall Test and Linear Regression Method
Abstract: Rainfall is a vital part of the hydrologic cycle and changes in its pattern directly influence the water resources of concerned regions. Changes in rainfall response as a result of climate change that gives alarming to hydrologists and water resource managers as these changes in rainfall quantity and frequency are altering the pattern of stream flows and demands, spatial and temporal distribution of runoff, soil moisture, etc. The drastic changes …
Published in International Journal of Water Resources Engineering · Vol. 8, Issue 2, 2022 · pp. 39–44 Read article
-
Self-powered Portable Unit for Drinking Water Production
Abstract: The paper describes a new system to supply drinking water for human beverage requirements in natural disasters like earthquakes, volcano eruptions, flooding, hurricanes or typhoons. The system use solar energy to supply power to the drinking water production unit that operates using evaporation to obtain drinking water from dirty or polluted waters. The unit operates at low temperature thanks to the created vacuum, which reduces the evaporation point of water …
Published in International Journal of Water Resources Engineering · Vol. 8, Issue 2, 2022 · pp. 27–38 Read article