Surveying the applicability of energy recovery technologies for waste treatment: Case study for anaerobic wastewater treatment in Minnesota

Author(s):  
Aduramo Lasode ◽  
Emma Rinn ◽  
William F. Northrop
2022 ◽  
pp. 95-104
Author(s):  
Raja Zubair Qadri ◽  
Muntzir Ali ◽  
Ankur Rajpal ◽  
Absar Ahmad Kazmi ◽  
Ahmed Tawfik ◽  
...  

2021 ◽  
Vol 5 (2) ◽  
pp. 122-129
Author(s):  
Naomi Aurora Margareth Br. Simanjuntak ◽  
Alfiyah Najwa ◽  
Muhamad Hisyam Dhiya Ulhaq ◽  
Mutiara Octaviani ◽  
Deni Adnan ◽  
...  

Processed soybeans such as tempeh and tofu are some of the foods that the people of Indonesia favour. The Tempe and Tofu processing factory produce tofu with the essential soybean ingredients as much as 17 kg every day. The tofu production process starts from soybean immersion, grinding, boiling, filtering, compaction, moulding, cutting, to frying tofu. Production activities from the tofu industry will certainly produce solid and wastewater. These wastes can have a negative impact on the environment. Therefore, the waste must be managed and treated correctly to create an environmentally friendly industry and improve environmental quality. Tofu industry waste management and treatment can be done by identifying the generation of waste that is a priority to be treated and choosing waste treatment technology. There are three alternatives for wastewater treatment from the tofu industry: the chlorine in wastewater, ponds by forming biofilms using biofilter media, and Trickling Filters.


2020 ◽  
Vol 1 (1) ◽  
pp. 15
Author(s):  
Rosa Llácer-Iglesias ◽  
Jose M. Pérez ◽  
Jose Ricardo Satorre-Aznar ◽  
P. Amparo López-Jiménez ◽  
Modesto Pérez-Sánchez

<p class="JAREAbstract">The wastewater treatment plants (WWTP) treat the water from domestic and industrial use so that its discharge, once it passes through them, is harmless to the environment. However, large amounts of energy are necessary to carry out this process. Therefore, energy and process optimization are a key issue within these type of plant. One of the possibilities within the WWTPs is the recovery of hydraulic energy. This paper presents alternatives for the recovery of hydraulic energy, through the use of hydraulic micro-machinery such as PATs or hydrostatic pressure wheels. This type of machinery is capable of recovering a part of that energy that until now it was not possible to recover, in a more economical way and assuming an improvement for plants that have the possibility of installing it. In the here described case study, savings of over 4% were achieved with periods of return on investment of less than 5 years.</p>


1990 ◽  
Vol 22 (3-4) ◽  
pp. 49-56
Author(s):  
E. D. Smith ◽  
R. J. Scholze

This paper presents a review of collected experience of one of the U.S. Corps of Engineers research laboratories in the area of small systems for wastewater treatment. Findings and experiences are presented for the use of package plants such as rotating biological contactors (RBCs), and remote site waste treatment at military installations and recreation areas.


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