Operations Research, Systems Engineering and Industrial Engineering Commons^™

Variability In Compression Strength And Deflection Of Corrugated Containers As A Function Of Positioning, Operators, And Climatic Conditions, Jay A. Singh, P. Bainbridge, S. P. Singh, Eric Olsen

Industrial Technology and Packaging

ASTM D642 is a commonly used standard for measuring the ability of containers to resist external compressive loads applied to its faces, to diagonally opposite edges, or to corners. The procedure recommends testing by centering the specimen on the lower platen of the testing machine in the desired orientation, so as not to incur eccentric loading. It is also recommended by the standard that the load be applied with a continuous motion of the movable platen of the testing machine at a speed of 0.5 ±0,1 in. (12.7 ± .25 cm)/min until failure or a specified load, has been reached. …

Measurement And Analysis Of Vibration Levels On Warehouse And Retail Store Material Handling Equipment, S. P. Singh, Jay A. Singh, P. Gaur, K. Saha

Industrial Technology and Packaging

Material Handling Equipment (MHE) is widely used to move packaged goods from manufacturing to warehousing, storage, transportation, in both warehouses and distribution centers to retail stores. Moving product between facilities is done by different types of equipment ranging from manually pushed carts to automated vehicles. A considerable amount of research has been conducted to evaluate the ergonomics of manual or mechanized MHE in the past. There is, however, no published work documenting vibration conditions that occur when transporting packages using MHE. This study measured the vibration levels for typical MHE used at warehousing facilities. Power spectral density plots were generated …

An Examination Of The Variables Affecting Rfid Tag Readability In A Conveyer Belt Environment, Jay A. Singh, C. Deupser, Eric Olsen, S. P. Singh

Industrial Technology and Packaging

There is a growing list of companies implementing radio frequency identification (RFID) systems to help optimize their supply chain processes. These companies realize that a successful RFID system can potentially lead to lower supply chain inventory levels, reduced operating expenses, and greater visibility throughout the supply chain. However, since RFID technology is still relatively immature, a majority of the applications experience less than perfect read rates for tagged items moving through the supply chain. This paper reports the results for a variety of different arrangements of variables that may influence the readability of the RFID tags in a conveyer belt …

Measurement And Analysis Of Truck And Rail Shipping Environment In India, Sher Paul Singh, A. P. S. Sandhu, Jay A. Singh, E. Joneson

Industrial Technology and Packaging

Free trade agreements have been on the rise in all regions of the world in the past decade. This has allowed for global distribution and marketing of products in an international market. Products once produced for domestic markets must now be able to compete in international markets without trade barriers. Increased international commerce and manufacturing have forced many packaging and logistics engineers to broaden their true understanding of the global distribution environment. India is a recent entrant on the global arena for manufacturing and services. While China’s economic developments have dominated global headlines, India’s own growth has been impressive as …

Measurement And Analysis Of International Air Parcel Shipping Environment For Dhl And Fedex Between Europe And United States, Manuel-Alfredo Garcia-Romeu-Martinez, S. Paul Singh, Vicente-Agustin Cloquell-Ballester, Koushik Saha

Industrial Technology and Packaging

Various studies have been conducted to determine the dynamics that single packages undergo during distribution between destinations as a function of package size and weight and carrier. Previous studies have normally focused on regional and domestic measurements of these environments in Europe and North America. However, no information is available to determine the international handling and shipping environment of single parcels between the two continents. This study used instrumented packages containing triaxial accelerometers. The measured shocks were analysed to determine the velocity change levels as a function of the events measured in the distribution environment and to develop data for …

Measurement And Analysis Of The Shocks Generated During Egg Production, Jay A. Singh, Chris Ferrier, Paul Singh

Industrial Technology and Packaging

In their journey from the laying cage to shipments out of an egg production operation, table eggs encounter multiple shock events. While all agricultural commodities run the possibility of damage during the course of production, shell eggs are particularly susceptible to being cracked or broken during the production operation. A typical egg production facility experiences 2% to 7% checks (a partial mechanical failure to the egg shell) during handling, packaging and transportation of shell eggs. It has been estimated that the total losses to the U.S. egg industry due to checks and breakage of eggs during production amounts to over …

Development Of Wholesale Packaging To Prevent Post-Harvest Damage To Rose Apples, Bundit Jarimopas, Siam Toomsaengtong, Sher Paul Singh, Jay Singh, Rangsinee Sothornvit

Industrial Technology and Packaging

The purpose of this research was to determine post-harvest damage to rose apples due to transportation hazards and to comparatively evaluate the performance of the current and proposed wholesale packaging for the fruit. The methodology comprised of sampling and conducting damage analysis of rose apples of two varieties (Thongsamsri and Toonklao) distributed using commercial packaging to various retailers and wholesalers selected at random around the Bangkok metropolitan areas. Three kinds of current wholesale packaging were packed with newly harvested, damage-free, and uniform sized Thongsamsri rose apples and tested using a vibration simulator. The same testing was performed for the two …

Comparison Of Package Cushioning Materials To Protect Post-Harvest Impact Damage To Apples, Bundit Jarimopas, Sher Paul Singh, S. Sayasoonthorn, Jay A. Singh

Industrial Technology and Packaging

Damage to fruits and vegetables continues to be a big challenge as global markets become a reality. Worldwide distribution of sensitive produce is faced with various levels of impacts from shipping and handling. Despite a variety of packaging options available today, bruising damage is commonplace for post-harvest apples throughout the supply chain. The major sources of bruising are compression, impact or vibration forces. Understanding where these forces occur can help reduce this type of mechanical damage to apples. The purpose of this study was to investigate the impact characteristics of foam net and corrugated board when applied as wrapping for …

Assessing Capacity Scalability Policies In Rms Using System Dynamics, Ahmed M. Deif, Hoda A. Elmaraghy

Industrial Technology and Packaging

This paper presents a model for assessing different capacity scalability policies in Reconfigurable Manufacturing System (RMS) for different changing demand scenarios. The novelty of this approach is two fold: (1) it is the first attempt to explore different capacity scalability policies in RMS based on multiple performance measures, mainly scaling rate, Work In Process level, inventory level and backlog level; and (2) the dynamic scalability process in RMS is modeled for the first time using System Dynamics. Different policies for capacity scalability for various demand scenarios were assessed. Numerical simulation results obtained using the developed capacity scalability model showed that …

Measurement, Analysis, And Comparison Of The Parcel Shipping Shock And Drop Environment Of The United States Postal Service With Commercial Carriers, J. A. Singh, S. P. Singh, G. Burgess, K. Saha

Industrial Technology and Packaging

The past decade has shown a great increase in the number of direct to consumer shipments of products and packages. As a result, parcel delivery companies like DHL, FedEx, UPS, and the USPS have strengthened their presence in air transport to deliver products faster and through larger distances. Using cargo planes, they route packages from various destinations to large airport hubs, where they sort millions of packages and ship them to their destinations. There is a continuous need to quantify what happens to these packages as they are handled both manually during collection and delivery and on large high-speed conveying …

Globalization Of R&D And Developing Countries, Arash Golnam, Nader Ale Ebrahim, Ali Ghazizadeh

Nader Ale Ebrahim

Reflecting a broader trend towards the off shoring of services, a number of developing countries are attracting foreign direct investment in research and development. Transnational corporations, including the ones headquartered in developed countries, are selecting developing countries as locations for such activities. With the off shoring of research and development, firms aim to access the skills of new locations, adapting products to local markets and reducing their costs, in response to competitive pressures, technological changes and a more liberal trade and investment environment. In particular, information and communication technologies have had a profound effect on the way economic activities, including …

An Analysis Of The Potential Of Hydroelectric Power In Kentucky, Terry White

Morehead State Theses and Dissertations

A thesis presented to the faculty of the College of Science and Technology at Morehead State University in partial fulfillment of the requirements for the Degree of Master of Science at Morehead State University by Terry White on June 15, 2007.

Analysis Of Quality Costs For Vrp-109 And Larox Power Pf And Intensifying The Manufacturing Process, Tapani Kilpelainen

Morehead State Theses and Dissertations

A thesis presented to the faculty of the College of Science & Technology at Morehead State University in partial fulfillment of the requirements for the Degree of Master of Science by Tapani Kilpelainen on April 13, 2007.

Agile Mpc System Linking Manufacturing And Market Strategies, Ahmed M. Deif, Waguih H. Elmaraghy

Industrial Technology and Packaging

Increasing complexity and interdependency in manufacturing enterprises require an agile manufacturing paradigm. This paper considers a dynamic control approach for linking manufacturing strategy with market strategy through a reconfigurable manufacturing planning and control (MPC) system to support agility in this context. A comprehensive MPC model capable of adopting different MPC strategies through distributed controllers of inventory, capacity, and WIP is presented. A hierarchical supervisory controller (referred to as decision logic unit, DLU) that intakes the high-level strategic market decisions and constraints together with feedback of the current manufacturing system state (WIP, production, and inventory levels) and optimally manages the distributed …

Investigating Optimal Capacity Scalability Scheduling In A Reconfigurable Manufacturing System, Ahmed M. Deif, Waguih Elmaraghy

Industrial Technology and Packaging

Responsiveness to dynamic market changes in a cost-effective manner is becoming a key success factor for any manufacturing system in today’s global economy. Reconfigurable manufacturing systems (RMSs) have been introduced to react quickly and effectively to such competitive market demands through modular and scalable design of the manufacturing system on the system level, as well as on the machine components’ level. This paper investigates how RMSs can manage their capacity scalability on the system level in a cost-effective manner. An approach for modeling capacity scalability is proposed, which, unlike earlier approaches, does not assume that the capacity scalability is simply …

Improving Factory Layout Under A Mixed Floor And Overhead Material Handling Condition, Manocher Djassemi

Industrial Technology and Packaging

Purpose –In spite of having a number of general-purpose algorithms for solving plant layout problems, facility planners may still face a challenging task to adjust these algorithms to handle special, but not uncommon, layout problems. The purpose of this study is to propose a new method for addressing the impact of overhead space utilization on a plant layout solution.

Design/methodology/approach –A new method for adjusting material flow under a mixed floor and overhead material handling condition is incorporated in an existing plant layout procedure. A case study involving the layout improvement in a lawn mower engine assembly facility …

Ranking Maintenance Strategies From The Point Of View Of Lean Thinking: Group Decision Making Model By Using Borda Method, Mehdi Jafarian, Kamran Shahanaghi, Aliakbar Faegh, Majid Samsami

Mehdi Jafarian

The selection of maintenance strategies is a typical multiple criteria decision-making (MCDM) problem. There have been taken different maintenance strategies in order to obtaining optimistic maintenance strategy. In this paper we aim to rank different maintenance strategies from the point of view of lean thinking. After obtaining information from experts whose expertness is in field of maintenance, in order to ranking these strategies we form a group decision making model and solve this model by using Borda method. Finally we analyze its results

An Introduction To Maintenance, Kamran Shahanaghi, Mehdi Jafarian

Mehdi Jafarian

در فضای رقابتی امروز، بنگاه‏های اقتصادی در تلاشی مستمر برای دستیابی به کیفیت بالا، هزینه پایین، افزایش سرعت در ارائه کالا و خدمات و ... می‏باشند. بنابراین دستیابی به اهداف فوق را می‏توان در زمره مهمترین دغدغه‏های مدیران امروزی قلمداد نمود. نگهداری و تعمیرات نیز به عنوان یکی از مهمترین فرآیندهای یک بنگاه اقتصادی از این قاعده مستثنا نبوده و در زیر ذره بین مدیران و کارشناسان قرار گرفته است. در این مقاله سعی نویسندگان بر این بوده است تا برخی از مهمترین جنبه‏های پژوهشی مطرح در این حوزه را عنوان نمایند.

Optimization Models For The Single Machine Scheduling Problem With A Single Flexible Maintenance Activity And Stochastic Maintenance Activities Time, Kamran Shahanaghi, Azizolah Jafari, Mehdi Jafarian, Hamid Babaei, Hojat Mehrazmay, Majid Beikverdi, Ahmad Yazdian

Mehdi Jafarian

In this paper, modeling and solving of a single machine scheduling problem with a single flexible maintenance activity and stochastic maintenance activities time was considered. Also it assumes that the all activities are resumable. Chen solved and investigate complexity of this problem without probabilistic condition by Mixed binary integer programming (BIP) so we solving this problem with considering stochastic programming concepts. An example has investigated at the end chapter to show actual consequences by Lingo.

The Optimization Of The Threshold For The Preventive Maintenance Actions In A Condition-Based Maintenance Program Via Dynamic Programming Approach, Mehdi Jafarian, Majid Beikverdi, Kamran Shahanaghi, Zeinab Nezhadbiglari

Mehdi Jafarian

The last step of a condition based maintenance (CBM) program is maintenance decision-making. This step is the most important and the most critical stage of maintenance for executive personnel and management whom work on taking maintenance actions. This decision making would be done according to certain criteria such as risk, cost, reliability and availability. This paper considered a dynamic programming model to optimization of the threshold for the preventive maintenance actions in a condition-based maintenance program. The basis of this modeling is the average cost of maintenance actions, failures and exchanges. In this paper, we improved the memory of the …

Cbm With Economic Decision Making: A New Modelling By Markov Chain, Kamran Shahanaghi, Mehdi Jafarian

Mehdi Jafarian

فعالیت های نگهداری و تعمیرات در هر بنگاه اقتصادی از یک سو سبب کاهش هزینه های ناشی از عدم فعالیت دستگاه ها، هزینه های تعمیرات و سود از دست رفته، شده و از سوی دیگر به عنوان فعالیتی هزینه بر، هزینه های گاها سنگینی را به سازمان وارد می¬سازد. از این رو توسعه سیاست های نگهداری و تعمیرات و بهینه سازی هر یک از این سیاست ها، عاملی مهم در کاهش هزینه های سازمان خواهد بود. در این میان فرآیند نگهداری و تعمیرات مبتنی بر شرایط، به عنوان یکی از کاراترین سیاست¬های نگهداری و تعمیرات، با حذف فعالیت های نگهداری …

Machining Process Changes As A Function Of Surface Roughness, Specific To Machining Cylindrical Bores, Thomas Patrick Olsen

Dissertations and Theses @ UNI

Manufacturing professionals are challenged everyday to produce products to higher quality standards in a way that is economical and efficient. Manufacturing needs to minimize non value added costs such as reducing inventory, (non machined and finished goods), reduce work in process, and most of all eliminate waste. To exist, customers must be satisfied at the time of purchase and throughout the products lifecycle. To be competitive and remain a world class manufacture, companies must be flexible and be willing to change. Single point flexible manufacturing versus fixed spindle rigid machining greatly improves the ability to make changes. If a process …