Browsing Chemical Engineering by Issue Date

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Impact of wastewater discharge in Jimma, Ethiopia, and remediation possibilities Article

B. Van der Bruggen; I.Y. Smets; A. Haddis (2008-05)

Discharge of liquid and solid waste from Jimma town has resulted in a gradual degradation of the quality of the river water feeding the Gilgel Gibe dam, which was constructed for the development of the hydroelectric ...
Feasible Biomass Energy Conversion Technologies In Developing Countries Article

Gudina Terefe Tucho (2013-06)

Biomass energy refers to energy produced from organic materials. It is the only renewable energy sources that can provide all forms of energy as solid, liquid and gas and furthermore, other essential chemical products ...
Investigation of the Damping Ratio and Shear Modulus of Soil along Light Rail Transit Route in Megenagna-Hayat Road Article

Abenezer Takele; Emer T. Quezon; Tadesse Abebe (2017-01)

Soil vibration may also cause by the movement of heavy vehicles and train, which affect adjacent structures along the route. The response of soils for incoming vibration from the train is measured by the dynamic properties ...
A Novel Fuzzy Based Control Strategy For Three Phase Inverter In On Site Generation System Article

Abera Jote; Katta Ravi (2017-04)

This paper presents a fuzzy based three-phase inverter in distributed generation which can be implemented for both islanded and grid-tied operations. With no need for switching between two Corresponding controllers or ...
Performance Analysis of Bipolar based HVDC and AC System for Ethiopia -Kenya Article

Aberra Jote; Saravanan Kandasamy (2017-06)

Electrical power can be generated from renewable and non-renewable energy sources in the world. Ethiopia blessed by renewable energy sources in the East Africa. Ethiopia Electrical Power Corporation has been constructed ...
Solanum nigrum L. as a novel energy resource for biodiesel production through transesterification process using an open-system reactor Untitled

Kasirajan, Ramachandran; Sime, Wondwosen; Subramanian, Nambirajan; Renganathan, Sahadevan (2018-10-12)

Biodiesel is one of the paramount biofuels and alternates for geologically produced petroleum fuel. The lipid sources in dissipate material are very much valuable in two ways: one is for the remediation of dissipate and ...
Extraction and Characterization of Nanocellulose for Polyvinyl Alcohol Based Nano-composite Application Thesis

Ebise Getacho; Hundessa Dessalegn; Ketema Beyecha (2019)

Nowadays, there are many polymeric materials that are used for different applications like packaging, constructions, medical and automotive devices. The majority of these materials are produced from fossil fuel-based ...
“Investigating the Effect of Lactoperoxidase system on Keeping Quality of Raw Goat milk: Case study on Goat milk from Bishoftu, Ethiopia Thesis

Abadr Adem; Kumsa Delessa; Mohammed Seid (2019)

Milk is an important source of nutrients for humans and animals. But it is a perishable food that can be spoiled easily and also becomes an important vehicle for transmission of pathogenic microorganisms to human beings. ...
Thermal Energy Integration Using Pinch Analysis Technology in Case of Finchaa Sugar Production Plant, Finchaa, Ethiopia Thesis

Feyissa Haile; Job Kasule; Ermiyas Girma (2019)

This study focused on heat exchanger network and thermal heat integration in the Finchaa sugar production plant using the Aspen Energy Analyzer v11.0 software through the principle of pinch analysis techniques. The aim ...
Synthesis and Characterization of Bioplastic Film from Banana Peel Starch Blending with Banana Pseudo-Stem Fiber Thesis

Workiye Getnet; K.Ramachandran; Gebeyehu Abu (2019)

Biomass has the potential to reduce greenhouse gas emissions by replacing fossil fuel.The exponential growth of the human population has led to the accumulation of non-degradable waste materials across our planet. ...
Extraction and Optimization of Anchote (Coccinia Abyssinica) Tuber Starch and Its Application as Stabilizer for Yogurt Production Thesis

Gudeta Shuma; Job Samuel; Yigezu Mekonnen (2019)

Anchote is an indigenous tuber crop found in the Western and South Western part of Ethiopia. It belongs to the family Cucurbitaceae and the Afan Oromo name for Coccinia abyssinica. Particularly, Anchote is known in Kellem ...
Preparation, Characterization, and Application of Lanthanum Doped Magnetic Biochar Composite Adsorbent for Removal of Fluoride from Water Thesis

Merid Debebe; Job Kasule; Abraha Gebremeskel (2019)

Fluoride level more than 1.5mg/L in drinking water is an environmental problem around the world that causes serious health damage for a human. Adsorption is considered one of the best methods for water defluoridation ...
Extraction, Optimization and Characterization of Aloe Vera Oil from Aloe vera leaf and Evaluate Antimicrobial Activity Thesis

Nimona Adugna; Ramachandran.K; Muluken.E (2019)

Aloe Barbadensis Miller, commonly known to as aloe Vera, is belonging to family Liliaceae of aloe, one of more than 400 species that originated in South Africa, but have been indigenous to dry subtropical and tropical ...
optimization of the total reducing sugars yield from dilute acid hydrolysis and bioethanol production from moringa oleifera seeds husk Thesis

Fayruza Jemal; K. Ramachandran; Abowerk Wagank (2020-01)

The objective of this thesis is bioethanol production from moringa oleifera seeds husk, which is in effects to minimize energy cost and substituting non-renewable energy by renewable resources. Moringa oleifera is a plant ...
Optimization of Fermentation Condition and Product Characterization in Bioethanol Production from Waste Potato Thesis

Getachew Alemu; Hundessa Dessalegn; Yasin A (2020-01)

Fulfilling energy demand of generations in accordance with environmental policy and in a sustainable way is a very critical issue that requires a clear attention. For this reason, a promising solution is focusing on ...
Optimization of fermentation condition for bio ethanol production from corn cobs Thesis

Tilahun Teshome; Kumsa Delessa; Abreham Bekele (2020-01)

Lignocellulosic biomass can be utilized to produce ethanol, a promising alternative energy Source for petroleum based fuels. The bioconversion of lignocellulosic to bio fuel from cheap non edible materials such as corn ...
Development and Application of Teff Straw Supported Nano Zero-valent Iron for Removal of Hexavalent Chromium from Aqueous Solution Thesis

Fekadu Abera; Hundessa Dessalegn; Desalegn Abdisa (2020-01)

Waste water released to the environment is causing adverse effect on our ecosystem. There are various toxic heavy metals that are released with industrial waste water to the environment, hence worsening the life of ...
Hydrolysis Process Optimization and Characterization of Bioethanol from Food Waste (Case Study on JIT Students’ Cafeteria Food Waste) Thesis

Temesgen Abeto; Ermias Girma (2020-01)

Food waste from Jimma institute of Technology students’ cafeteria was used as a raw material for bioethanol production. The major components of Food waste from JIT students’ cafeteria collected on Tuesday were found to ...
Optimization Of The Total Reducing Sugars Yield From Dilute Acid Hydrolysis And Bio Ethanol Production From Moringa Oleifera Seeds Husk Thesis

Fayruza Jemal; K. Ramachandran; Abowerk Wagank (2020-01)

The objective of this thesis is bioethanol production from moringa oleifera seeds husk, which is in effects to minimize energy cost and substituting non-renewable energy by renewable resources. Moringa oleifera is a ...
Removal Of Excess Free Fatty Acid From Edible Oil Using Betaine Based Natural Deep Eutectic Solvents And Oil’s Effect Analysis Thesis

Rediat Terefe; Ramachandran Kasirajan; Muluken Eshetu (2021-01)

In the oil refining industry one of many steps is deacidification which aims to separate free fatty acids and other components from edible oils.But this process has been implemented using steam stripping which causes ...

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