Mohd Yusof Md Daud

Universiti Teknologi Malaysia | UTM · Razak School of Engineering and Technology

This paper discusses the use of technology, data analytics, and Artificial Intelligent to manage risk and incidents in oil and gas projects. It focuses on predicting the outcomes of work-related incidents by identifying the underlying risk factors and implementing effective control prevention programs. A prescriptive prevention model was developed...

Natural-fiber-reinforced composites, especially bamboo, are an alternative material to compete with conventional materials. Their environmentally friendly, renewable, low-cost, low-density, non-toxic, and fully biodegradable properties are concerning for researchers because of their advantages over synthetic polymers. This comprehensive review pres...

Natural and synthetic fibres have emerged in high demand due to their excellent properties. Natural fibres have good mechanical properties and are less expensive, making them a viable substitute for synthetic fibers. Owing to certain drawbacks such as their inconsistent quality and hydrophilic nature, researchers focused on incorporating these two...

Recently, because of the rising population, carbon overloading, and environmental distress, human beings have needed to increase awareness and responsibility for the reduction of agricultural waste. The utilization of agricultural waste as a filler material in reinforced polymers is a fascinating discovery. This review paper attempts to study the p...

Hybrid composites have recently become attractive to scholars due to their significant potential to overcome the drawbacks of monofiber composites. However, the simultaneous effects of independent parameters on the properties of these hybrid composites are still not clear as the previous studies have mostly focused on varying one parameter only. Th...

As a Malay Agricultural Settlement established in 1900, Kampung Baru which is located in Kuala Lumpur, has become a subject of prolonged national interests in terms of economic, social, environment, and political issues along with the pressure of modern and future development. This study investigated the urban morphological impact of Kampung Baru o...

This study investigated the variation of outdoor air temperature in the shaded area covered by buildings in an urban university campus in Malaysia. In-situ field measurements were conducted to measure the distribution of outdoor air temperature at eight different locations for seven days. Meanwhile, the building-induced shadows were generated using...

The objective of this research is to optimize the alkaline treatment variables, including sodium hydroxide (NaOH) concentration, soaking, and drying time, that influence the mechanical behavior of bamboo fiber-reinforced epoxy composites. In this study, a Box–Behnken design (BBD) of the response surface methodology (RSM) was employed to design an e...

Alkaline treatment is widely being used to treat natural fibres and it improves the fibre surface for better bonding with the polymer matrix. The aim of this study is to optimize the alkaline treatment variables such as sodium hydroxide (NaOH) concentration, soaking and drying time that influence the strength of natural fibres, including bamboo. In...

In the past few decades, a rapid of industrialization increasing the noise pollution and provides a people awareness to combat this issue. Here, apart from providing employment opportunities to worker, manufacturing industry also produce disturbing noise that is generated by various sources especially from the machineries. The aim of this study is...

There are many sources of hazardous noise that contributed to the hearing impairment, that resultant from over exposure noise level from workplace. This study examined the contribution of machine that used in the spice manufacturing towards to the employee. Initially, the background noise of each workstation needed to be measured using a sound leve...

Predictive maintenance (PM) evaluates the condition of equipment by performing periodic or continuous equipment condition monitoring. This paper presents a Weibull statistical approach, in order to determine life cycle of highway street lighting. The historical data that collected from the maintenance checklist record of 250 and 400W street lightin...

Car jack is an equipped accessory package in every units of car sold to customer that used to uplift the cars while replacing tires during an emergency or repair. The automotive manufacturers are actively conducting their Product Improvement Campaign and the objective of the campaign is to improve the quality of product sold to the customers. The c...

In the past few decades, a rapid of industrialization increasing the noise pollution and provides a people awareness to combat this issue. Here, apart from providing employment opportunities to worker, manufacturing industry also produce disturbing noise that is generated by various sources especially from the machineries. The aim of this study is...

The present study aims to investigate the elastic-plastic behaviour of ultrasonic assisted compression of PVC closed-cell foam. A series of static and ultrasonic compression test of PVC closed-cell foam were conducted at a constant cross head speed of 30 mm/min on dry surface condition. For quasi-static test, specimen was compressed between two rig...

The Work Movement Task Analysis (WMTA) is an industrial ergonomic risk assessment tool developed to manage and control work-related musculoskeletal risks in the workplace. The risk level categories (low, medium, and high) determines the aspects of control that need further consideration and specific assessment. Utilizing an infographic approach i...

Work-related musculoskeletal disorders (WMSDs) is an occupational health issues that being actively discussed over the world. In Malaysia, there is trend of increasing over the years, particularly in the manufacturing sectors. OBJECTIVES: This study aims to investigate work-related musculoskeletal disorder (WMSDs) among manual material handling wor...

The present study aims to investigate the elastic-plastic behaviour of ultrasonic assisted compression of copper tube filled with PVC closed-cell foam. A series of quasi-static and ultrasonic compression test of copper tube filled with PVC closed-cell foam were conducted at a constant cross head speed of 30 mm/min on dry surface condition. For quas...

The purpose of this study is to investigate which competencies are perceived importance by the project practitioners in order for them to perform accordingly towards achieving project objectives. At the same time, the study also allows the opportunity to evaluate their keenness on self-learning which is important for project practitioners to contin...

Continuous improvement is one of the core strategies for excellence in production. In semiconductor industries, they manage to be more competitive by increasing their productivity and producing a variety of products in a large quantity at a low processing time. The goal of this study is to develop the universal parts on pick and place (PnP) machine...

The Orang Asli population in Royal Belum State Park urgently needs a sustainable energy sources to supply stable electricity for their daily needs. Electrical energy is very important in everyday life for activities such as for operating machines, lighting and learning. Renewable energy sources are energy sources that should be exploited by residen...

The application of ultrasonic vibration has been extended into the powder metallurgy compaction. Special design of ultrasonic compaction tool was used. In the present study, stainless steel powder was compacted under quasi-static and ultrasonic compression processes. The green compact specimens then sintered using vacuum furnace. In order to invest...

This paper elucidates the second part of the development of Work Movement Task Analysis (WMTA). This part involves improvements of the WMTA previous version and validation test using experimental approach. Methods: Current study comprises of three main objectives; (1) to investigate specific muscle activity subject to the WMTA risk rating (combinat...

Mechanical characteristics of composite sandwich structure have expanded its potential in industries. The local government also encourages the researcher to develop more on natural fibres including kenaf to replace conventional composites. The aims of this study are to investigate the compression response, energy absorbing and subsequent failure mo...

A project manager is responsible for the successful project delivery. The project manager needs to effectively manage his team and all resources, in order to ensure the project is completed within the constraint of cost, schedule and quality, and also meeting the client’s satisfaction. Looking at project complexity nowadays, the project manager and...

In the composite industry, natural fibres have great potential to replace synthetic fibres like carbon and glass, due to their low cost and environmentally friendly materials. Bamboo is emerging as a versatile reinforcing fibre candidate because this woody plant has a number of advantages, such as being naturally strong, biodegradable and abundantl...

Renewable energy resources exist over wide geographical areas and its technologies are also suited to rural and remote areas where energy is often crucial in human development. As of this preliminary study, a source of renewable energy is in focus to bring benefits to the stake holders of Royal Belum Forest; hydropower. In order to sustain the pros...

Knowledge is a powerful tool for an individual to keep abreast with the latest technology and best practices. With knowledge, one could develop and improve his or her skills. However, knowledge is not inherited. To obtain it, continuous learning is required. One of objectives of learning is to increase one capability to undertake his or her role. T...

The construction industry and its inability to reach project completion within the stipulated time has often been highlighted globally. Malaysia too, has not escaped being put on the spotlight for such delays. The main purpose of this study is to identify the delay factors related to project management and their impact (effect) on project performan...

This paper proposes a conceptual framework for measuring CNC Machining skill of diploma level technical students. This framework describes CNC machining skills and the relevant concepts, theories, and variables of machining skill development to prepare students to become a CNC Machinist or CNC Technician. The framework is based on three primary pha...

The current study is presented into the investigation of the application of ultrasonic vibration on the lower punch during compaction process of powder metallurgy material. The lower punch is specifically designed of ultrasonic horn which has been tuned at frequency of 20 kHz and vibrates in longitudinal mode. Finite Element modeling was used to as...

Drilling the medium density fiber (MDF) board always emerge the occurrence of delaminating, as the unwanted result of the process. The defect will moderate the aesthetical value of the finished products particularly if the product is a furniture product. This work optimizes the control factor of delamination using robust engineering technique found...

Quality management is very important in every business to ensure success of the business. As promoted by many quality experts, people are the most important factor in assuring quality of products and services. Managing human factors has significant impact on the quality performance of an organization. In this study, deterioration human factors mana...

Finite element (FE) model of die necking process of an aluminium hollow thin cylinder has been developed. The input parameters of material properties and coefficient of friction, µ for the model have been deducted from our previous experimental study. Later the models have been validated against experimental data as reported in the previous studies...

Sintering is a key step in the metal injection molding (MIM) process, which affects the mechanical properties of the sintered part. The mechanical properties of the sintered compacts are resulted from tremendous sintered part densification. This work utilizes robust engineering technique in optimizing sintering parameters of metal injection molding...

The influence of temperature and powder loading on the Metal Injection Moulding (MIM) green compact is presented. The feedstock used is a mixture of stainless steel (SS316L) powder and a composite binder system consisting of polyethylene glycol (PEG) and polymethyl methacrylate (PMMA). The bi-modal particle size distribution powder has a compositio...

This study presents and demonstrates the effectiveness of optimizing multiple quality characteristics of the injection molding of the MTM green compacts via Taguchi method-based Grey analysis. The modified algorithm adopted here was successfully used for both detraining the optimum setting of the process parameters and for combining multiple qualit...

It has been reported that the application of radial ultrasonic vibration on die during wire drawing process has reduced the drawing force. The reduction of the drawing force has been related to relative oscillation motion between die and wire surface which caused the reduction of interface friction. Since the oscillatory stress has not been measure...

The Grey-Taguchi method was adopted in this study to optimize the injection molding parameters for the MIM green compacts with multiple quality performance. A Grey relational grade obtained from the Grey relational analysis is used as the quality performance in the Taguchi method. Then, the optimum injection molding parameters are determined using...

This study aims to identify the strengths and weaknesses of engineering students' information literacy knowledge. It also identifies the common misconceptions and mistakes students make. The respondents in the pilot study have undergone at least three semesters at a Malaysian college. Data are collected using a survey instrument adapted from Mitter...

Since the 1950's researchers have carried out investigations into the effects of applying ultrasonic excitation to metals undergoing elastic and plastic deformation. Experiments have been conducted where ultrasonic excitation is superimposed in complex metalworking operations such as wire drawing and extrusion, to identify the benefits of ultrasoni...

This paper presents a study of the effects of superimposing ultrasonic vibrations on the lower platen in tension and compression tests of aluminium. By measuring the oscillating force response as well as the static force, it is shown that the experimentally derived stress–strain data from these tests does not satisfy the description of a simple osc...

The application of ultrasonics in metal forming applications has been shown to reduce the forming load significantly in many research studies. The load reduction has been related to the stress superposition effect, rise in temperature and change in the friction condition between the specimen and die interfaces. This paper reports an investigation i...

Drilling the medium density fiber (MDF) board always emerge the occurrence of delaminating, as the unwanted result of the process. The defect will moderate the aesthetical value of the finished products particularly if the product is a furniture product. This work optimizes the control factor of delamination using robust engineering technique found...

The quantitative assessment of the topographic features of surfaces is important for interpreting a wide variety of problems in surface contact. The mechanism of friction depends on the nature of the real contact between die and specimen interface and also upon the distributions, sizes and shapes of the asperities. Measurement of these features pro...