International Research Journal of Engineering and Technology
e-ISSN: 2395-0056
Volume: 11 Issue: 01 | Jan 2024
p-ISSN: 2395-0072
www.irjet.net
Performance Evaluation of Sewage Treatment Plant: A Review Prof. Dr. S. S. Joshi1, Uday Dileep Kene2 1Head Of Department of Civil and Environmental Engineering, KIT’s College of Engineering (Autonomous),
Kolhapur, Maharashtra, India.
2MTech Scholar, Department of Civil and Environmental Engineering, KIT’s College of Engineering(Autonomous),
Kolhapur, Maharashtra, India. ---------------------------------------------------------------------***---------------------------------------------------------------------
Abstract - Reducing or eliminating the amount of
contaminants in sewage water is the main objective of treatment. This investigation was required to evaluate how well a sewage treatment facility reduced pollution levels in order to meet regulatory environmental requirements. In order to safeguard public health, land and water supplies, and irrigation techniques, wastewater re-use must adhere to regulations and indicators must be regularly monitored and impended. For this reason, requirements must be given high priority during the evaluation and development stages. The removal efficiency of treatment facilities was regulated using chemical and biological methods. This paper assesses and examines the effectiveness and performance of the Vidyaranyapuram sewage treatment plant (STP) in Mysore. Regular monitoring of water quality is necessary in wastewater treatment plants. The present investigation will support the treatment center's endeavors to improve the therapeutic process. Since the evaluation explains the variety of water quality indicators in waste water facilities, one would be able to update the effluent efficiency standards based on seasonal fluctuations in wastewater treatment. Finding, fixing, and maintaining plant operating and maintenance difficulties is made much easier by the analytical results that were collected; these findings may be used when planning the future plant expansion to ensure successful outcomes. Key Words: Wastewater Treatment, Efficiency, Mysore, Performance, Evaluation, Sewage Treatment Plant
1. INTRODUCTION In order to comply with tighter wastewater disposal regulations, sewage treatment plants now have additional challenges. Freshwater scarcity is a global concern that has surfaced in the twenty-first century and is no longer confined to Mysuru. It will see the beginning of the world's water catastrophe. Toxin removal and the preservation of our natural water supplies are among the overarching goals of sewage treatment with regard to water conservation. Sewage treatment is used to extract organic and inorganic particles; organic solids are broken down by microbes, and inorganic solids are sediment. It is especially important to protect human health from pathogenic species found in sewage before the treated effluent is released into receiving water bodies. Sewage must be treated before it may be dumped into rivers since © 2024, IRJET
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they are such significant sources of drinking water. The two most prevalent types of wastewater are industrial and domestic wastewater. Sewage from restrooms and storm water runoff from cities make up domestic wastewater, which is produced by "non-manufacturing activities" in homes (such as cookhouses and restrooms). The biological, chemical, and physical properties of water have an impact on its quality and also determine the state of water bodies. This could help in maintaining and improving the body of water to suit our demands for specific applications, such as public water supply, recreation, and agriculture. Aspects that are classified as biological include things like algal growth and biochemical needs, in addition to chemical and physical characteristics like temperature, turbidity, odor, and color. For treated wastewater used for irrigation, it is imperative to meet microbiological standards in addition to chemical and physical quality. Maintaining a higher range of water quality is essential because a WWTP's primary objective is to reduce the amount of pollutants in wastewater, and the efficacy of this facility is always dependent on proper maintenance. There are multiple types of industrial wastewater based on the varied sectors and contaminants; each sector generates a unique combination of toxins. Physical, chemical, and biological pollutants that are commonly found in wastewaters have a serious negative influence on the ecosystem, endangering a multitude of biodiversities and wreaking irreversible ecological havoc.
The amount of oxygen required for aerobic bacteria to break down organic waste in water is known as the biological oxygen demand. Biological oxygen demand is a commonly used indicator of the degree of organic pollution in water in wastewater treatment facilities. Strict BOD level limitations apply to businesses that release wastewater into rivers or municipal sanitary sewers. The solids in waste water can be made up of organic and/or inorganic components and organisms; these must be significantly reduced during treatment to avoid a rise in BOD following discharge. Chemical oxygen demand, or COD for short, is a measure of how much oxygen a body of water can absorb when breaking down organic compounds. COD analysis is used to measure pollutants (organics) in a water sample indirectly. It is an important component in assessing the water's ISO 9001:2008 Certified Journal
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