Innovation
: The Research Concept (ISSN: 2456–5474 RNI
No. .UPBIL/2016/68367 VOLVol.-6* Issue-1* February- 2021)
Paper Submission: 15/02/2021, Date of Acceptance: 26/02/2021, Date of Publication: 27/02/2021
Pramendra Shekhar
Pandey
Student,
Dept. of Civil Engineering,
Bhilai Institute of Technology,
Durg, Chhattisgarh, India
Madhumati Kumari Yadav
Assistant Professor,
Dept. of Civil Engineering,
Bhilai Institute of Technology,Durg
Chhattisgarh, India
Abstract
Urban domestic waste water treatment systems are energy
intensive and alsoa direct or indirect source of Green house gases
(GHGs) emissions. In developed countries as per estimates it has been
found that Waste water treatment plants (WWTPs) consumeabout 1 to
3% of the total electric energy output. Increase in energy prices and
continuously deteriorating quality ofenvironment because of generation
of energy forced the policy makers and other stakeholders to adopt
suitablemeasures which not only increases the energy efficiency of
WWTPs but also achieving the desired effluent quality at the same
time.Waste water treatment requires lot of energy during several stages
i.e. collection, pumping, treatment, handling, storage, disposal etc. On
the other hand, waste water/sewage contains energy in different forms
namely potential, chemical and thermal.The aim of this paper is to study
the application of process modification techniques and management
practices to achieve energy efficiency in some of WWTPs in the state of
Chhattisgarh. Technical and management strategiesare suggested
enhancing the energy efficiency of the WWTPs. With the implementation
of technical strategies about184046 kWh of energy can be saved
monthly which is around 18.17 % of the monthly electrical energy
consumption andas a result ₹14.9 Million can be saved annually which
otherwise have to be paid in the form of electricity bills.
Anaerobicdigestion helps in recovery of chemical energy entrapped in
wastewater and about 157 MkJ/day of fuel value can beobtained with the
recovery of methane gas. This energy can be used for heating,
production of electricity through heatturbines which can be used within
the WWTP premises and also transmitted to the grids if required.
for
full paper please visit below link :
http://www.socialresearchfoundation.com/upoadreserchpapers/6/411/2103120931421st%20pramendra%20shekhar%20pandey%2013845.pdf
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