Articles
256 open-access articles · page 7 of 13
ArticlesSTUDY OF OCCUPATIONAL HEALTH SAFETY IN STEEL RE-ROLLING MILL WITH REFERENCE TO HIGH NOISE LEVEL AND TEMPERATURE
M. Nafees, Bushra Khan, Robina Naz
This study was conducted to assess the exposure to noise and temperature in a steel re- rolling mill. The measured noise and temperature values were then compared with international standards set by Occupational Safety and Health Administration (OSHA). Our res…
10 Aug 2020- Articles
COMPARATIVE STUDY OF RELAY PROTOCOLS USING SIMULATION
Gulzar Ahmad, Sahibzada Faheem, Amjad Ullah, Waqar Shah, S.M. Majid Ashraf
Cooperative communication has gained a lot of interest due to its ability to exploit the spatial diversity or antenna diversity. The implementation of the cooperative relaying systems involves less hardware and low complexity but gives comparable per…
10 Aug 2020 - Articles
RECYCLING OF USED ENGINE OIL USING SOLVENT EXTRACTION AND DISTILLATION
Saeed Gul, Muhammad Irfan, Hazrat Bilal, Atta-ur-rehman, Umair Khan, Sadaqat ullah khan
A solvent extraction process has been used to recycle the used engine oil. The solvent used for the treatment of used engine oil is a mixture of ethanol, 1- butanol and toluene. The effect of operating parameters on the recycling process has been investigated…
10 Aug 2020 - Articles
DEVELOPMENT OF A POWER MANAGEMENT CIRCUIT FOR MICROENERGY HARVESTERS
Farid Ullah Khan, Atal Khattak
This work reports on the development a power management circuit (PMC) for micro energy harvesters. The circuit is design to regulate the power between three different power sources for the operation of a wireless sensor nodes (WSNs). The main components…
10 Aug 2020 - Articles
TIME HISTORY ANALYSIS OF SEISMICALLY ISOLATED FIXED BASE OFFSHORE PLATFORM
Azam Khan, Irshad Ahmad
This paper presents an overview of the application of seismic isolation to a fixed-base offshore platform. A series of nonlinear time history analyses has been undertaken for the Platform A to assess structural integrity under Ductility Level Earthquake (DLE)…
10 Aug 2020 - Articles
STUDY ON THE PERFORMANCE OF WASTEWATER TREATMENT PLANT DESIGNED FOR INDUSTRIAL EFFLUENTS
Muhammad Nafees, Asim Nawab, Wisal Shah
The present study was conducted to assess the performance of the treatment plant installed on the main effluent drain of Hayatabad Industrial Estate (HIE) for reducing pollution load. The objective of the study was to know about the pollution removal eff…
10 Aug 2020 - Articles
ACTUATION ENHANCEMENT OF A MICRO BIMORPH THERMAL ACTUATOR
Farid Ullah Khan
A bimorph thermal actuator (BTA) is typically used to actuate other MEMS structures, such as, micro-mirrors, atomic force microscope probe tips, membranes of micro pumps and micro valves, etc. This research is focused on enhancing BTA actuation characteristics…
10 Aug 2020 - Articles
INVESTIGATION OF PERFORMANCE AND SEDIMENT TRANSPORT OF LOWER BARI DOAB CANAL
M A Khalid, A R Ghumman, H. N. Hashmi, E. Tanveer
Economy of many countries world-wide depends upon irrigated agriculture. The performance of irrigation system having large network of canals fed from rivers is influenced by many parameters. Inequitable water distribution, Shortage of water during peak crop wa…
10 Aug 2020 - Articles
USE OF RUBBER WASTE IN CONCRETE TO REDUCE ENVIRONMENTAL POLLUTION- AN OVERVIEW
Syed Farasat Ali Shah, Amjad Naseer, Rashid Rehan
With on growing industrial development, tonnes of solid waste are generated every year. Managing, disposing and recycling of these waste has turned out to be a great challenge in recent times. Typically, waste generated from industrial and domestic activities…
10 Aug 2020 - Articles
MODELING OF BLASTING COST AT DEEWAN CEMENT QUARRY, HATTAR USING MULTIVARIATE REGRESSION
Tahir Usman, Khan Muhammad
Blasting is only the first step in the production process for mines and quarries and the cost of which is normally 8% to 12% of the total costs. Hence, reduced blasting cost is one of the main objectives of production blasting at a cement quarry. Thi…
10 Aug 2020 - Articles
A REVIEW OF FEATURE SELECTION TECHNIQUES IN STRUCTURE LEARNING
Muhammad Naeem, Sohail Asghar
In the last two decades, there has been significant advancement in heuristics for inducing Bayesian belief networks for the purpose of automatic distillation of knowledge from masses of data with target concepts. However, there are various circumstan…
10 Aug 2020 - Articles
ASSESSMENT OF SEDIMENT TRANSPORT LOAD FROM GOAML RIVER AND ITS IMPACT ON THE GOMAL ZAM DAM LIFESPAN
Hazrat Hussain, Muhammad Ibrahim, Navid Ahmed, Zia ul Haq, Bashir Alam
This paper estimates the sediment load transported by Gomal River at Khajuri Katch and Kot Murtaza on yearly-basis. An eight years sediment data (1981-88) compiled by the surface water hydrology division of WAPDA was analyzed. Based on the available…
10 Aug 2020 - Articles
QUANTIFYING THE EFFECTS OF UPASS: A TRANSIT DEMAND MANAGEMENT STRATEGY
Dr. Taimur Usman, Dr. Rashid Rehan, Dr. Salman Saeed
Transportation networks remain fixed, in terms of capacity, for long duration of times due to various reasons such as budgeting constraints, availability of land for more lanes. Whereas automobile growth rate increases each year putting more burden on ou…
10 Aug 2020 - Articles
DEVELOPMENT OF DATABASE OF HEAVY TRUCK LOAD DATA IN PESHAWAR, PAKISTAN
Muhammad Usman Shafi, Syed Muhammad Ali, Syed Akhtar Ali Shah, Kamran Ahmed
The objective of this research project is to develop an indigenous solution that should be efficient and cost effective for determining truck loads passing from Peshawar. As heavy vehicles impacts road most, therefore small vehicles are put in one catego…
10 Aug 2020 - Articles
PERFORMANCE ENHANCEMENT OF FACE RECOGNITION SYSTEM USING PRINCIPAL COMPONENT ANALYSIS MERGED WITH DISCRETE WAVELET TRANSFORMS
Sikandar Afridi, Muhammad Irfan Khattak, Nasim Ullah, Gulzar Ahmad, Muhammad Shafi
Performance of face recognition system can be enhanced by proposed technique titled as PCA merged with Discrete Wavelet Transform (DWT) instead of using the conventional PCA technique. In this technique to reduce the computational complexity of tradition…
10 Aug 2020 - Articles
EFFECT OF COCONUT FIBER AND MARBLE WASTE ON CONCRETE STRENGTH
Faisal Shabbir, Muhammad Fiaz Tahir, Naeem Ejaz, Daulat Khan, Naveed Ahmad, Jawad Hussain
A large amount of marble waste (MW) is being produced by marble industry every year, while coconut fibers (CF) are abundantly available in tropical regions. These two raw materials can be used as a partial cement replacement in concrete. In this research…
10 Aug 2020 - Articles
COMPARATIVE STUDY OF SUPPORT VECTOR MACHINE AND HAMMING DISTANCE USED FOR IRIS RECOGNITION
Atta Ur Rehman, Laiq Hassan, Nasir Ahmad, Kashif Ahmad, Shakirullah
This paper presents a comparative study of two well-known classification techniques of iris patterns, along with detailed description of some preprocessing steps. In preprocessing stage, Circular Hough Transform and Canny Edge Detector are employed for i…
10 Aug 2020 - Articles
DESIGN OF MINITURISED MIMO ANTENNA WITH W-LAN BAND NOTCHED FOR ULTRA WIDE BAND (UWB) APPLICATIONS
Numan Ahmad, Shahid Bashir, Shahid Rauf
A miniaturized Multi-input Multi-output (MIMO) antenna is proposed for Ultra-wideband (UWB) applications having capability to mitigate interference with the WLAN (5.15GHZ-5.85GHZ) operating band. A ‘spider’ shape structure is etched on the gr…
10 Aug 2020 - Articles
CHARACTERIZATION OF NICKLE FREE TITANIUM ALLOY TI-27NB FOR BIOMEDICAL APPLICATIONS
Muhammad Amjad, Saeed Badshah, Muhammad Adil Khattak, Rafi Ullah Khan, Muhammad Mujahid
Bone implantation is common since several decades. Titanium alloys are the most commonly used bone implant materials. TI-27Nb (Titanium-27% Niobium) having no toxic effects on human body and also having low modulus. The objective of this paper is the mec…
10 Aug 2020 - Articles
A NOVEL WIDEBAND MICROSTRIP PATCH ANTENNA FOR SATELLITE COMMUNICATIONS IN KU-BAND
Gulzar Ahmad, M. Inayatullah Babar, M.Irfan
In this paper bandwidth enhanced microstrip patch antenna has been proposed for satellite communications. The bandwidth has been increased using parasitic patches. The size of the proposed antenna is 15x8mm2. It has been observed that the antenna has a b…
10 Aug 2020