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Articles 1 - 17 of 17
Full-Text Articles in Engineering
Effects Of Wetting Agents And Approaching Anode On Lead Migration In Electrokinetic Soil Remediation, Yee Sern Ng, Bhaskar Sen Gupta, Mohd Ali Hashim
Effects Of Wetting Agents And Approaching Anode On Lead Migration In Electrokinetic Soil Remediation, Yee Sern Ng, Bhaskar Sen Gupta, Mohd Ali Hashim
Ng Yee-Sern
Approaching anode is one of the enhancement techniques in electrokinetic soil remediation. This technique is reported to give promising migration for heavy metals under shorter treatment time and at lower cost in comparison to normal fixed anode system. In the present study, the effectiveness of fixed anode and approaching anode techniques in electrokinetic soil remediation for lead migration under different types of wetting agents (0.01M NaNO3 and 0.1M citric acid) was investigated. The study showed that the use of citric acid enhanced lead migration in comparison to NaNO3. For NaNO3 tests, lead was found to accumulate in the middle of …
Thesis Template (Ukm-Style), Hadi Zayandehroodi
Thesis Template (Ukm-Style), Hadi Zayandehroodi
Dr. Hadi Zayandehroodi
No abstract provided.
Electronic Collaboration And Project Management To Develop A Conceptual Model, Marjan Mohammadjafari Dr, Shamsuddin Ahmed, Siti Zawiah Md, Hadi Zayandehroodi
Electronic Collaboration And Project Management To Develop A Conceptual Model, Marjan Mohammadjafari Dr, Shamsuddin Ahmed, Siti Zawiah Md, Hadi Zayandehroodi
Dr. Marjan Mohammadjafari
The use of electronic collaboration (E-collaboration) technologies is important for supporting distributed projects. E-collaboration has the potential of networking and collaborative technologies to support the project management teams in the creation of shared understanding. E-collaboration fosters new kinds of collective work made possible with advanced collaboration technologies. On the other hand, project management has been considered as an academic field for planning, organizing, controlling to producing products with predictable cost, time and quality and, in other applications of engineering requirements. A conceptual relationship between project management and E-collaboration can play a vital role in addressing many problems among the participating …
A Review Of Literature On Reducing Time And Cost Of New Product In Smes Through Project Management By E-Collaboration, Marjan Mohammadjafari Dr, Shamsuddin Ahmed, Siti Zawiah Md, Hadi Zayandehroodi
A Review Of Literature On Reducing Time And Cost Of New Product In Smes Through Project Management By E-Collaboration, Marjan Mohammadjafari Dr, Shamsuddin Ahmed, Siti Zawiah Md, Hadi Zayandehroodi
Dr. Marjan Mohammadjafari
Efficient project execution is an objective in many industries, and existing project management research gives direction about how project team factors influence two important capital project outcomes: time and cost. In addition, use of electronic collaboration (E-collaboration) technologies is essential for supporting projects. Combining a literature review with our empirical experience, we constructed a theoretically based, four-dimensional model of department of design, department of planning, department of production and department of procurement. One major practical implication of our findings is that relationship between project manager and four noted departments by E-collaboration is vital for reduce time and cost in small …
A Theoretical Research Framework For Sharing Knowledge Through E-Collaboration, Marjan Mohammadjafari Dr, Shamsuddin Ahmed, Siti Zawiah Md, Hadi Zayandehroodi
A Theoretical Research Framework For Sharing Knowledge Through E-Collaboration, Marjan Mohammadjafari Dr, Shamsuddin Ahmed, Siti Zawiah Md, Hadi Zayandehroodi
Dr. Marjan Mohammadjafari
In the backdrop of rapid changing of product features and varieties, on-time data and information exchange between the departments of a manufacturing company has become inevitable. In case of large or multi-national companies (MNCs), information exchange between the geographically dispersed units might be time consuming, less effective, and in turns more costly than expected. Such environments need to use the modern offers. Electronic collaboration (E-collaboration) offers quick and less costly approach. E-collaboration is a means for sharing knowledge data, and information between different departments within a company or ease reaching out to other companies as well. E-collaboration can create a …
An Improved Ant Colony System For A Real Time Routing Strategy, Hannaneh Rashidi-Bajgan, Taravatsadat Nehzati, Napsiah Ismail
An Improved Ant Colony System For A Real Time Routing Strategy, Hannaneh Rashidi-Bajgan, Taravatsadat Nehzati, Napsiah Ismail
Hannaneh Rashidi-Bajgan
There is a large number of literatures about routing and dispatching plans for automated guided vehicle system (AGVS), however a small fraction of these works dealt with dynamic characteristic of this kind of scheduling problems. Current paper surveys a real time strategy to responding requests for supposed material handling system in the plant. We arranged this designing on a preplanned system where all data are known before the constructing routes. An improved ant colony optimization (ACO) is applied in order to find the shortest route path as new solicitations happened. We explore ACO initially for static version of the problem, …
A Conceptual Model For Development Of New Product In Smes By E-Collaboration And Project Management, Marjan Mohammadjafari, Shamsuddin Ahmed, Siti Zawiah Md Dawal, Hadi Zayandehroodi
A Conceptual Model For Development Of New Product In Smes By E-Collaboration And Project Management, Marjan Mohammadjafari, Shamsuddin Ahmed, Siti Zawiah Md Dawal, Hadi Zayandehroodi
Dr. Marjan Mohammadjafari
No abstract provided.
Applying Group Theory For Solving Machines’ Turnovers With Capital Budgeting Approach, Hannaneh Rashidi-Bajgan, Taravatsadat Nehzati, Napsiah Ismail
Applying Group Theory For Solving Machines’ Turnovers With Capital Budgeting Approach, Hannaneh Rashidi-Bajgan, Taravatsadat Nehzati, Napsiah Ismail
Hannaneh Rashidi-Bajgan
Applying and utilizing technology in modern manufacturing systems needs to update and upgrade facilities repetitively by efficient ways to stay with great productivity along efficiency. Capital Budgeting Problem (CBP) is one of the most important issues in decision making about capital in manufacturing management; CBP determines the best investments in capital goods such as new plans, replacements, research development projects and other worth pursuing authorization subjects. This problem deals with the amount of revenues as the result of investing in the previous periods in order to maximize the amount of Net Present Value (NPV) on the decision time. Making discussions …
Developing Spreadsheet Based Decision Support System To Solve Warehouse Layout Problem, Taravatsadat Nehzati, Napsiah Ismail, Hannaneh Rashidi-Bajgan
Developing Spreadsheet Based Decision Support System To Solve Warehouse Layout Problem, Taravatsadat Nehzati, Napsiah Ismail, Hannaneh Rashidi-Bajgan
Hannaneh Rashidi-Bajgan
A plant layout study is to analyze different physical configurations for an industrial plant. The warehouse layout problem involves allocating several different product types to certain areas of warehouse so that the cost of material handling from docks of the warehouse can be minimized. The layout of a warehouse may need to be change to accommodate new product lines or to add greater flexibility to the warehouse operations. To ensure the success of the project, a detailed planning process should be followed. Regarding to above Decision Support Systems (DSS) are developed to help company’s personnel, modify the configuration of warehouse …
A Multiobjective Genetic Algorithm For Fuzzy Time Windows Vehicle Routing Problem, Hannaneh Rashidi-Bajgan, Taravatsadat Nehzati
A Multiobjective Genetic Algorithm For Fuzzy Time Windows Vehicle Routing Problem, Hannaneh Rashidi-Bajgan, Taravatsadat Nehzati
Hannaneh Rashidi-Bajgan
Vehicle routing problem (VRP) is a well-known combinatorial optimization problem, holds a central place in logistics management. In the business, transportation, time windows are not always strictly complied and the deviation of service time from specific time window determines the customer’s satisfaction level. The purpose of this paper is to pay about restriction on uploading/delivering time when time constraints are not certain. Therefore this study applies fuzzy membership functions to characterize the service level issues associated with time window violations in VRP with two goals so that minimize the travel cost and maximize the supplier’s service level. In facing to …
A Novel Approach In Determining Points Of Interactive Transportations In The Firm, Zeinab Barati, Hannaneh Rashidi-Bajgan, Elham Esmaili
A Novel Approach In Determining Points Of Interactive Transportations In The Firm, Zeinab Barati, Hannaneh Rashidi-Bajgan, Elham Esmaili
Hannaneh Rashidi-Bajgan
Partitioning is the most vital element in designing of a firm layout. Today modern working environments are intended to more use of less space which could increase more interactions between related departments. Although progress communications network has reduced the need for physical transportation but the tangible connections between different parts of a firm seems essential still. The firm is willing to reduce transfers to the minimum possible in order to prevent the vain crowd and time stuck. The purpose of this paper is to use a new approach of decision making in the location and layout of firm’s partitions. With …
A Madm Method For Office˗ Job Assignment Problem, Elham Esmaili, Hannaneh Rashidi-Bajgan, Zeinab Barati
A Madm Method For Office˗ Job Assignment Problem, Elham Esmaili, Hannaneh Rashidi-Bajgan, Zeinab Barati
Hannaneh Rashidi-Bajgan
There are different kinds of jobs in any organization; some of them have more traffic to one another, in the other words there are communicative rates between these office jobs. In this paper we want to develop an approach of analytical hierarchy process (ANP) so that enable us in assigning jobs to suitable office rooms. We suppose that we know distances between places and could predict the amount of flow movements between theses jobs and would like to minimize the distance×flow.
The Relationship Between Project Management And E-Collaboration, Marjan Mohammadjafari Dr, Shamsuddin Ahmed Dr, Siti Zawiah Md Dr, Hadi Zayandehroodi Dr
The Relationship Between Project Management And E-Collaboration, Marjan Mohammadjafari Dr, Shamsuddin Ahmed Dr, Siti Zawiah Md Dr, Hadi Zayandehroodi Dr
Dr. Marjan Mohammadjafari
No abstract provided.
The Preliminary Insight Of Internal-External Npd Practices Integration And Product Development Time In Geographically Distributed Environment, Amlus Ibrahim, Geraldy Dadriyansyah, T Ramayah
The Preliminary Insight Of Internal-External Npd Practices Integration And Product Development Time In Geographically Distributed Environment, Amlus Ibrahim, Geraldy Dadriyansyah, T Ramayah
Geraldy Dadriyansyah
Global competitiveness is one of the most important issues in manufacturing industry nowadays. Almost every company in this business industry is affected by it and they are looking for new ways to remain aligned and competitive. In recent years, the long term success of some manufacturing firms and organizations has been enhanced by their ability to bring new products onto the market at regular and shorter intervals. In order to achieve that, effective new product development requires a good integration and collaboration between internal and external participants. Moreover, in current circumstances, issues on how to effectively integrate NPD constituents in …
Virtual Integration As A Predictor For Product Innovation: A Preliminary Insight, Geraldy Dadriyansyah, Amlus Ibrahim
Virtual Integration As A Predictor For Product Innovation: A Preliminary Insight, Geraldy Dadriyansyah, Amlus Ibrahim
Geraldy Dadriyansyah
The intense competition in manufacturing industry has forced manufacturing firms to switch their product development approach from traditional to concurrent engineering in order to stay competitive in term of product differentiation and innovation. In order to support concurrent engineering practice, both internal and external participants contributing to product development should be located into close proximity; therefore physical integration of team becomes the key enabler of concurrent engineering. However, as the paradigm has been shifted from adopting “centralized integrated product development”, physical integration is no longer efficient and should be replaced by virtual integration. This conceptual paper intends to explore ways …
Virtual Integration As An Approach To Engender Product Innovation And Accelerate Product Development Time: A Literature Analysis, Geraldy Dadriyansyah, Amlus Ibrahim, Mohamad Ghozali Hassan
Virtual Integration As An Approach To Engender Product Innovation And Accelerate Product Development Time: A Literature Analysis, Geraldy Dadriyansyah, Amlus Ibrahim, Mohamad Ghozali Hassan
Geraldy Dadriyansyah
Global competitiveness has forced manufacturing firm, as an internal constituents, to work closer with their suppliers and customers in order to produce highly innovative product in shorter time interval. However as the business trends in manufacturing industry have evolved, centralized integration has become obsolete and no longer be efficient. Concurrent engineering methodology allows manufacturing firms to adopt a new collaboration approach called virtual integration. With the aid of computer-mediated communication, virtual integration is believed to be a promising solution to NPD collaboration issues. Therefore, this conceptual paper is aimed to seek for a new approach to engender product innovation which …
Survey The Bidirectional Agvs Routing On Distributive Production Area, Hannaneh Rashidi-Bajgan, Samane Rashidi-Bajgan
Survey The Bidirectional Agvs Routing On Distributive Production Area, Hannaneh Rashidi-Bajgan, Samane Rashidi-Bajgan
Hannaneh Rashidi-Bajgan
مسیردهی دو سویه نوعی سیستم حمل و نقل وسایل نقلیه خودکار در مسیرهایی با امکان حرکت در دو جهت مخالف است . الگوریتم تعریف شده در این مقاله با اتکا به وجود چند خط جهت سهولت در تغییر مسیر حرکت AGV ها و کاهش ترافیک در هنگام تراکم عملیات بارگیری/ تخلیه ، طراحی شده است . این روش در دسته بندی سیستم های انتقال با مسیردهی مشخص قرار می گیرد و از این رو بروی چیدمان بخش مشخصی از واحد صنعتی که سطح توزیعی واحد تولید است مورد مطالعه قرار می گیرد . می توان این شیوه را با در …