scholarly journals Improved YM Laser Machine Performance with Overall Equipment Effectiveness and Fault Tree Analysis Methods Implementation at PT. XYZ

Author(s):  
Arief Suwandi ◽  
Zulhilmi Naufal Aulia
2018 ◽  
Vol 49 ◽  
pp. 02012
Author(s):  
Diana Puspita Sari ◽  
Sela Tri Parwati ◽  
Dyah Ika Rinawati ◽  
Purnawan A. Wicaksono

Food industry can survive when they can improve the productivity to meets the customer needs. PT Indofood CBP Sukses Makmur Noodle Division is one of food industry in Indonesia. Based on the production data of PT Indofood CBP Sukses Makmur Noodle Division Cibitung plant 3, found that the number of scrap noodles is almost always above the company minimum limit. This condition causes the company losing a profit of about 1.3 million per day per line. Based on these problems, this study aims to find the root causes of scraps of noodles production, then provide the advice on prevention of high amount of scrap of noodle production. The method used in this research is Fault Tree Analysis (FTA) and Five Step Plan analysis. The result of FTA analysis shows the cause of the high scrap of noodle production is the number of blocks noodles that fall as it passes through the conveyor in the frying and packing process, and because the operator less observant in connects the spice etiquette, less thorough to set the speed of the autoloader engine, less careful in case of handling the noodles. Suggested solutions include the implementation of 'seiri' by sorting reject spice oil and spices; 'seiton' by placing rolls of etiquette in easily reach place by the operator; 'seiko' by discarding etiquette, spices, and spiced oils into their respective containers; 'seiketsu' which is the division of responsibility for cleanliness of each operator; and 'shitsuke' ie routine briefing based on schedule.


1985 ◽  
Vol R-34 (3) ◽  
pp. 194-203 ◽  
Author(s):  
W. S. Lee ◽  
D. L. Grosh ◽  
F. A. Tillman ◽  
C. H. Lie

Author(s):  
Kamal Hamid ◽  
Nadim Chahine

Wireless communications became one of the most widespread means for transferring information. Speed and reliability in transferring the piece of information are considered one of the most important requirements in communication systems in general. Moreover, Quality and reliability in any system are considered the most important criterion of the efficiency of this system in doing the task it is designed to do and its ability for satisfactory performance for a certain period of time, Therefore, we need fault tree analysis in these systems in order to determine how to detect an error or defect when happening in communication system and what are the possibilities that make this error happens. This research deals with studying TETRA system components, studying the physical layer in theory and practice, as well as studying fault tree analysis in this system, and later benefit from this study in proposing improvements to the structure of the system, which led to improve gain in Link Budget. A simulation and test have been done using MATLAB, where simulation results have shown that the built fault tree is able to detect the system’s work by 82.4%.


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