Vehicle rollover accidents frequently result in occupant head-roof interaction, which
transfers the load to the spinal column and induces severe injuries. This study aims to
evaluate the response of lower lumbar ...
Vehicle rollover accidents frequently result in occupant head-roof interaction, which
transfers the load to the spinal column and induces severe injuries. This study aims to
evaluate the response of lower lumbar ...
Bioimplant materials such as stainless steel 316L are gaining widespread attention
because of their importance in leg bone fracture repair. Thus, the rate of failure and loss
of implants is undesirably ...
Due to its high deposition rate and high welding quality, submerged arc welding (SAW)
is widely implemented to join thick metals for heavy structural steelwork. In Amhara
Metal Industry and Machine Technology ...
Electrical Discharge Machining (EDM) is a Nontraditional machining Process used to produce
complex and irregular shapes and cut hard materials that are difficult to machine by
conventional machining ...
The MIG welding parameters are the foremost critical factors influencing the quality,
productivity, and cost of welding. The optimization of welding input process parameters for
getting more prominent weld ...
Water is the source of life, and the availability of water has become more crucial than ever
before. A source of energy to pump water was a big problem in many developing countries
especially in Ethiopia. A siphon ...
Weld quality mainly depends on features of bead geometry, mechanical-metallurgical
characteristics of the weld. The most common problem in beverage and food Factories is faced
with line breakage, ...
To comply with the International Civil Aviation Organization’s requirements, all certified
airports were required to implement and operate a Safety Management System (SMS) from
November ...
Ethiopia started growing rice in the early 1970s, without giving much attention for post-harvest
processing procedures, such as grain drying activities. The majority of rice crops are harvested when
their ...
Rice is one of the world's oldest and most important food crops, and it is the staple food of
roughly half of the world's population. The cultivation of rice in Ethiopia is a recent ...
Ultrasound imaging has a widespread application in industrial and biomedical applications
and in particular, portable/miniaturized ultrasound imaging systems are gaining popularity
in point-of-care diagnostics. However, ...
Power loss and reliability are concern of any power networks. This thesis try to address
these problems by integrating distributed generation in a network. Optimization part is
executed in two steps. ...
Renewable energy plays a significant role in the power generation revolution in line with
the future smart grid focus. one of the most abundant, clean and green energy productions
is the solar energy. Bahir Dar ...
The main goal in the power system is to transmit the power in a more economical way with high
power quality and power factor, having a smaller possibility of system collapse or failure.
Operation of power ...
Stand-alone hybrid power systems has been attracting to supply energy to rural area in all
aspects like, sustainability, reliability, and environmental protection, for communities
living in areas where grid ...
This thesis presents design of fuzzy proportional integral derivative load frequency control
for multi-area power systems using particle swarm optimization. Area-1, area-2, and area-3 comprises Tana Beles, Fincha, and ...
Due to rapid increment of power demand, there is massive growth of interconnection which
has given rise to numerous challenges in the power network.When a given disturbances
are happened at a specific location,it is hard ...
It is evident that Voltage instability and increased power loss on distribution systems are
major challenges due to ever increasing load growth. To overcome these problems several
techniques have been used. Gondar ...
There is a clear challenge to provide reliable cellular mobile service at remote locations where a
reliable power supply is not available. In this regard, most of the time Ethiotelcom lost a million birr
within a short ...