Combined Treatment of Sewage Sludge and Solid Waste Organic Fraction – the Duplex-Technology

P. Hartwig

Volume 8, Issue 1 , January 2017, , Pages 44-47

https://doi.org/10.5829/idosi.ijee.2017.08.01.08

Abstract
  The energy demand of the wastewater treatment is contributing with a significant share to the running costs. Through optimization of the technology and the process control, the specific energy demand can be reduced to < 20 kWh/PE∙year. Only with the technology of anaerobic digestion of the sewage ...  Read More

Application of Aspen HYSYS for Predicting the Effects of Impurities on Thermodynamic Performance of Glycerol Autothermal Reforming for Hydrogen Production

S. A. Azeez; U. Garba; B. G. Danshehu

Volume 11, Issue 1 , March 2020, , Pages 51-56

https://doi.org/10.5829/ijee.2020.11.01.08

Abstract
  Hydrogen production from glycerol via autothermal reforming (ATR) has been widely investigated. However, little is known about the influence of impurities in glycerol on thermodynamic performance of the process. This study focused on the effects of impurities in glycerol on hydrogen productivity, energetic ...  Read More

Removal of Toxic Metallic Ions Cr(VI), Cu(II), Ni(II), Co(II) and Cd(II) from Waste Water Effluents of Tanneries by Using Punica granatum (Pomgranate) Membrane

H. Saeed; F. S. Chaudhry; S. Rehman; Z. Rashid; A. Ijaz; J. A. Awan

Volume 7, Issue 1 , January 2016, , Pages 52-57

https://doi.org/10.5829/idosi.ijee.2015.07.01.08

Abstract
  The biosorption of toxic metal ions from tannery wastewater effluents was studied with the aid of adsorbent prepared by physicochemical treatment of pomegranate’s membrane (inner whitish material). The results showed that the physicochemical treated  Punica granatum (pomegranate) membranes/ ...  Read More

Polychlorinated Biphenyl Contamination in Water and Sediment Samples in Upper River Ogun, Lagos State, Nigeria

E. F. Ajagbe; J. K. Saliu; S. O. Ayoola; N. D. Menkiti

Volume 9, Issue 1 , January 2018, , Pages 52-63

https://doi.org/10.5829/ijee.2018.09.01.08

Abstract
  Polychlorinated biphenyls (PCBs) are a health risk for high trophic level predators and the Stockholm Convention requires measures to reduce or eliminate their release into the environment. The study was conducted an ecological survey on River Ogun, Lagos, Nigeria, quarterly over a period of two years ...  Read More

Phytoremediation as a Promising Method for the Treatment of Contaminated Sediments

Y. Jani; R. Mutafela; L. Ferrans; G. Ling; J. Burlakovs; W. Hogland

Volume 10, Issue 1 , March 2019, , Pages 58-64

https://doi.org/10.5829/ijee.2019.10.01.09

Abstract
  Dredging activities are necessary to maintain the navigation depth of harbors and channels. Additionally, dredging can prevent the loss of water bodies. A large amount of extracted sediments is produced around the world. Removed material is widely disposed at open seas or landfills. Much of the dredged ...  Read More

Chemical Engineering
Energy and Exergy Study of a Nanofluid-based Solar System Integrated with a Quadruple Effect Absorption Cycle and Thermoelectric Generator

M. Mahmoudi; I. Mirzaee; M. Khalilian

Volume 15, Issue 1 , January 2024, , Pages 80-90

https://doi.org/10.5829/ijee.2024.15.01.08

Abstract
  The exploitation of nanofluids is the most noteworthy way to make better the rate of heat transfer in solar collectors. Moreover, recently utilizing thermoelectric generators are widely studied to direct the conversion of heat into electricity. The objective of the present study is to deal with a novel ...  Read More