ENGINEERING ARTICLES

Wind energy is the fastest-growing energy source in the world due to the many advantages that it offers. Continuous research efforts are being made even further to increase the use of wind energy. Advantages of a Wind Energy Conversion System a. It is one of the lowest-cost renewable energy technologies that exist today. b. It is available as a domestic source of energy in many countries worldwide and not restricted to only a few countries, as in the case of oil. c. It is energized by naturally flowing wind; thus, it is a clean source of energy. It does not pollute the air and cause acid rain or greenhouse gases. d. It can also be built on farms or ranches and hence can provide the economy in rural areas using only a small fraction of the land. Thus, it still provides opportunity to the landowners to use their land. Also, it provides rent income to the landowners for the use of the land. Disadvantages of a Wind Energy Conversion System a. The main challenge to using...

 Engineering has always been a field that's constantly evolving. However, with the rapid advancements in technology in recent years, the future of engineering looks more exciting than ever before. In this article, we will discuss some of the emerging technologies that are set to shape the engineering industry in the coming years. Artificial Intelligence (AI) and Machine Learning (ML) AI and ML are already making waves in many industries, and engineering is no exception. Engineers are using AI and ML to improve designs, optimize processes, and reduce costs. For example, ML algorithms can analyze large amounts of data to predict when a machine is likely to fail, allowing engineers to schedule maintenance before a breakdown occurs. 3D Printing 3D printing technology has been around for several years now, but it's only recently that it's become more accessible and affordable. Engineers are using 3D printing to create prototypes quickly and cheaply, allowing them to iterate desi...

About the job Our employees are our company's greatest asset - they are our real competitive advantage. We possesse immense power of innovation, immagination and a desire to attract and retain the best; provide them with encouragement, stimulus, and make them feel that they are an integral part of the company's mission. Purpose This position provides support to the Technical team includes: Maintain Data Base Management (Technical) Maintain attendance on TIS Coordination with GSMPO to collect Tripping / APM form data Database Management To maintain and update 11kV master feeder database. To maintain and update protection relays replacement data (HV OCEF, LV OCEF, Distance Relays, Differential Relays, 11kV feeders OCEF) To update tele-protection status of 220/132/66kV Transmission lines across KE network. To provide support in preparation of Health Index of 220/132/66 kV Auto/Power Transformers across KE Network to evaluate their health. To develop and maintain database of Transf...

CPD Short Course/Webinar on " Cellular Networks (2G to 5G Technology): Future Application " Guidelines for registration and participation: A CPD certificate (1 CPD point) will be awarded to the registered participants who will attend the complete webinar. After Registration: For Online Participation:  https://us02web.zoom.us/.../reg.../WN_twAp_Y2HQQK16HB8cDyhbQ  Note: At the time of registration, please provide the correct PEC registration number, a valid email address, and your CNIC for receiving your CPD e-certificate. E-certificates will be sent to only registered participants who will attend the webinar on Zoom or on Facebook Live (after registration).

Star-delta starters are a popular method for starting electric motors. They provide a number of benefits and can be used in a variety of applications. In this article, we will explore the advantages of using a star-delta starter for motor control, as well as some of the applications in which they are commonly used. One of the main benefits of a star-delta starter is that it reduces the inrush current when starting a motor. Inrush current is the surge of current that flows through a motor when it is first turned on. This surge can cause damage to the motor and to other electrical equipment on the same circuit. By using a star-delta starter, the inrush current is reduced, which protects the motor and other equipment. Another benefit of a star-delta starter is that it reduces the torque during the starting phase. This is important because motors can generate very high torque during the starting phase, which can cause damage to the driven equipment. By reducing the torque during the starti...

Electrical engineering is a field that has revolutionized the world we live in, from powering our homes to enabling us to communicate with anyone in the world at any time. With the increasing demand for sustainable energy and the rapid pace of technological advancements, the field of electrical engineering is ripe with opportunities for growth and development. In this article, we will discuss some of the current trends and challenges in electrical engineering and the impact they have on the modern world. One of the key areas of focus in electrical engineering is renewable energy. With climate change becoming a pressing issue, the need for sustainable energy sources has never been greater. Electrical engineers are at the forefront of developing new technologies to harness renewable energy sources such as solar, wind, and hydro power. This has resulted in a growing demand for skilled electrical engineers who can design, install, and maintain these renewable energy systems. Another area o...

Sr# Bi-Polar Junction Transistor (BJT) Metal Oxide Field Effect Transistor (MOSFET) 1 It is a Bipolar Device It is majority carrier Device 2 Current control Device Voltage control Device. 3 Output is controlled by controlling base current Output is controlled by controlling gate voltage 4 Negative temperature coefficient Positive temperature coefficient 5 So, paralleling of BJT is difficult. So, paralleling of this device is easy. 6 Dive circuit is complex. It should provide Dive circuit is simple. It should provide 7 constant current (Base current) constant voltage (gate voltage) 8 Losses are low. Losses are higher than BJTs. 9 So used in high power applications. ...