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Lean Manufacturing Implementation for Productivity and Efficiency Enhancement of Foundry Factory; a Case Study at Akaki Basic Metals Industry.

Aklessia, Tassew (2022-02)

Waste (non-value adding activities) reduction has become the focus point of every industrynowadays and mentioning this brings up the ultimate solution, which is lean manufacturingsystem.Thegoalofthispaperistoincreas ...

“NUMERICAL SIMULATION OF RESIDUAL STRESS DISTRIBUTION AND EXPERIMENTAL STUDY ON TENSILE, COMPRESSION AND FATIGUE LIFE IN MULTI PASS GAS METAL ARC WELDED JOINT OFAISI 1030 CARBON STEEL PLATE.”

ABEBE, HAILIYE (2022-04)

In any applications, Gas metal arc welding (GMAW) induced residual stresses have a higher impact on the integrity of the welded structure. Tensile Residual stress can promote stress-corrosion cracking, brittle fracture, ...

DESIGN AND FABRICATION OF MULTI SPINDLE DRILL MACHINE

Abdurezzak, Seid (2022-02)

Drilling is the most generally perceived machining process in the world and also in our country Ethiopia whereby the operation incorporates making round openings in metallic and non-metallic materials. Around 75% of all ...

MECHANICAL PROPERTIES CHARACTERIZATION OF HYBRID SHEEP WOOL AND SISAL FIBER YARNS REINFORCED EPOXY COMPOSITE

ZEWDITU, ASCHALEW TAREKGNE (2021-09)

Hybrid two or more fiber-reinforced composites are generally prepared to enhance different properties as compared to single-fiber reinforced composites. The aim of the current study was to investigate the mechanical ...

CHARACTERIZING PHYSICAL AND MECHANICAL PROPERTIES OF HYBRID HIBISCUS VITIFOLIUS AND MALVA FIBERS REINFORCED POLYESTER COMPOSITE

YIDEG, SISAY MEBRAT (2021-09)

The rising need for environmental friendly, and light -weight product production has led to the development of natural fiber reinforced polymer composites that meet the requirements of real -world applications. Due to ...

CHARACTERIZATION OF MECHANICAL AND PHYSICAL PROPERTIES OF ENSETE VENTRICOSUM FIBER REINFORCED POLYESTER RESIN COMPOSITE MATERIAL FOR THREE WHEELER BAJAJ VEHICLES ROOF

SULEIMAN, HASSEN MOHAMMED (2021-08-01)

Nowadays, natural fibers as reinforcement for composites are gaining a lot of attention. Ensete Ventricosum is one of the appropriate plants from which the natural fiber is obtained. Three wheelers which are commonly ...

OPTIMIZATION OF MIG WELDING PARAMETERS TO MINIMIZE DEFECT ON MEDIUM CARBON STEEL USING RESPONSE SURFACE METHODOLOGY (RSM)

SHEWANGIZAW, ABU (2021-10)

This study has focused on the influence of MIG welding parameters optimization on tensile strength and hardness tests has investigated on medium carbon steel. The main objective of this study is to minimize defect in ...

Process Parameter Optimization of Plasma Arc Cutting by Hybrid Artificial Neural Network and Genetic Algorithm: A Case Study on the Improvement of Amhara Metal Industry and Machine Technology Development Enterprise Plasma Cutting Machine Quality.

Nebyu, Silabat Melaku (2021-10)

Plasma arc cutting is a non-traditional thermal cutting technology utilized in modern manufacturing industries to create a variety of products at a lower cost. It can cut a variety of electrically conductive materials. ...

Multi-Objective Optimization of Tungsten Inert Gas Welding Process Parameters on 304L Stainless Steel Using Taguchi-Based Grey Relational Analysis

Muluken, Alemu Linger (2020-10)

Tungsten inert gas (TIG) welding is an important arc welding process that uses a non-consumable tungsten electrode and an inert gas for arc shielding that provides very good weld quality and precision welding operation. ...

Multi-Objective Process Parameters Optimization of TIG-MIG Hybrid Welding on EN24 Mild Steel Material using Grey Based Taguchi Method (case study on weld quality improvement for Amhara Metal Industry and Machine Technology Development Enterprise, Bahir Dar)

Luel, Getye Mekonnen (2021-10)

Amhara Metal Industry and Machine Technology Development Enterprise is a leading manufacturing industry in Bahir Dar, and it produces a wide range of industrial machinery and products. The main welding process used ...

DEVELOPMENT OF SHREDDER, MIXER, AND EXTRUDER TO FABRICATE COMPOSITE MATERIAL USING WASTE PLASTIC AND FINE SAND

HAILEYESUS, DESSIE NEBERU (2021-10)

Recycling waste plastic is a great way of preserving natural resources and the environment. Single-use to large-use of plastic disposal is hard to remove and degrade. It takes time to degrade and to remove the waste ...

MECHANICAL AND PHYSICAL PROPERTIES CHARACTERIZATION OF ALOE VERA AND RAFFIA PALM FIBERS HYBRID REINFORCED POLYESTER COMPOSITES

HABITAMU, BOGALE WORETA (2021-09)

New sources of material that are more reliable, lighter, and less expensive than traditional materials are constantly being researched. Aloe vera stem and raffia palm petiole fibers, which are widely available, ...

Characterizing the Mechanical Properties of Date Palm Fiber Reinforced Polyester Composite and Process Parameter Optimization of Single Lap Adhesive and Bolted Joint

Ermias, Wubete Fenta (2021-09)

Composite material is a combination of two or more materials to achieve significant properties. Natural fiber reinforced polymer composite is mostly used composite due to its highest strength-to-weight ratio. The ...

MECHANICAL PROPERTIES CHARACTERIZATION OF HYBRID COMPOSITE MATERIALS MADE FROM MALVA VERTICILLATA AND NETTLE FIBER REINFORCED BY POLYESTER RESIN.

DESTAW, YEMATA SIMEGN (2021-09)

Nowadays, natural fiber reinforced polyester hybrid composites are widely used for different applications with various advantageous properties such as low density, low cost, maximum specific strength, eco-friendliness, ...

Production Layout Optimization using CORELAP and CRAFT Algorithm for Job shop Process Industries (A Case of Fasil Engineering Company (FEC), Bahir Dar, Ethiopia)

Belachew, Mebrat (2021-09)

The purpose of the study is to design an effective production layout considering the operation process, variety, and volume of products to improve interrelationships, minimize the overall distance traveled, reduce ...

ADAPTATION OF A HYDRAULIC SCISSOR LIFT FOR MAINTENANCE AND CIVIL WORK APPLICATION

ASRATIE, AYCHEW (2020)

A hydraulic scissor lift is used for lifting system in different sectors like industrial, construction and service sectors. These systems are mainly preferred to do maintenance, repair and clean. In Ethiopia the lifting ...

Design, Development and Testing Of Two Wheeled Tractor

Getachew, Samuel (2020-02)

Tillage is a process of preparing a field for planting and growing different kinds of crops. In Ethiopia, farmers have been using animal traction ard plough, known as Maresha, for thousands of years. Tillage using these ...

Multi-Objective Process Parameters Optimization of Friction Stir Welding on 6061 Aluminum Alloy using Taguchi and Grey Relational Analysis

Messele, Eyob (2019-10)

The highest strength-to-weight ratio criterion has fascinated increasing curiosity in virtually all areas where weight reduction is indispensable. .One of the recent advances in manufacturing attempting on achieving this ...

Optimization Of Process Parameters Of Opal Gemstone Faceting Operation Using Taguchi Based Grey Method

Adane, Eyoab (2019-09)

This research work has presented an investigation on the optimization process parameters on the opal gemstone faceting operation, the machine is available in Bahirdar Poly Technique College but there is no the proper ...

Design and Fabrication of Plastic Injection Molding Die for Bahir Dar University logo

Mamo, Ephrem (2019-10)

Plastic injection molding is one of the techniques and methodology to create a mold of various complex shapes with more detailed structure. There is a plastic injection molding machine that existing in Bahir Dar University; ...

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