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Comfort Study of Work
Environment of Apparel Industry


Presented By – W. V. R. Kosala

Authors - W. V. R. Kosala, P. P. G...
Content
•   Introduction
•   Problem Identification
•   Research Approach
•   Recommendations
•   Discussion
Introduction
• Sri Lankan textile industry –
  – 40% of the country’s industrial production
  – 1.2 M people (5.63% of tot...
Introduction (Cont.)
• Where ?
  –   At a leading SL apparel manufacturing factory
  –   Operating 6 days/week
  –   Workf...
Major Issues Identified
• Thermal discomfort

• Poor lighting conditions

• Awkward working postures
Research Approach
Investigation and   •Gather information from a
 data collection    walkthrough visit
                   ...
Analysis – Questionnaire feedback
Analysis – Foot posture changing frequency
                                     1.95 X Freq.
                             ...
Analysis - Temperature & Relative Humidity
Mapping the degree of human comfort
Recommendations – Thermal Discomfort
• Prevent the heat coming from outside in the form of conduction and
  radiation such...
Recommendations – Poor lighting
• Use sufficient artificial lighting with proper placement
• Lighting in visual inspection...
Discussion
              Less than 32%
             employees who
             dissatisfied with
             working post...
Discussion (Cont.)
  59% of Workers’ foot
 posture changing freq. >
Mean foot posture changing
           freq.
          ...
Discussion (Cont.)
• Provides insight to the analysis of matters related to
  ergonomics
• Study was not focusing much on ...
THANK YOU…!!!
     &
Any Questions ???
Existing layout of the packing division
Foot posture study
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IEEM 2011 - Comfort Study of Work Environment of Apparel Industry Slide 1 IEEM 2011 - Comfort Study of Work Environment of Apparel Industry Slide 2 IEEM 2011 - Comfort Study of Work Environment of Apparel Industry Slide 3 IEEM 2011 - Comfort Study of Work Environment of Apparel Industry Slide 4 IEEM 2011 - Comfort Study of Work Environment of Apparel Industry Slide 5 IEEM 2011 - Comfort Study of Work Environment of Apparel Industry Slide 6 IEEM 2011 - Comfort Study of Work Environment of Apparel Industry Slide 7 IEEM 2011 - Comfort Study of Work Environment of Apparel Industry Slide 8 IEEM 2011 - Comfort Study of Work Environment of Apparel Industry Slide 9 IEEM 2011 - Comfort Study of Work Environment of Apparel Industry Slide 10 IEEM 2011 - Comfort Study of Work Environment of Apparel Industry Slide 11 IEEM 2011 - Comfort Study of Work Environment of Apparel Industry Slide 12 IEEM 2011 - Comfort Study of Work Environment of Apparel Industry Slide 13 IEEM 2011 - Comfort Study of Work Environment of Apparel Industry Slide 14 IEEM 2011 - Comfort Study of Work Environment of Apparel Industry Slide 15 IEEM 2011 - Comfort Study of Work Environment of Apparel Industry Slide 16 IEEM 2011 - Comfort Study of Work Environment of Apparel Industry Slide 17 IEEM 2011 - Comfort Study of Work Environment of Apparel Industry Slide 18
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IEEM 2011 - Comfort Study of Work Environment of Apparel Industry

  1. 1. Comfort Study of Work Environment of Apparel Industry Presented By – W. V. R. Kosala Authors - W. V. R. Kosala, P. P. G. N. Vilasini and J. R. Gamage Dept. of Mechanical Engineering, University of Moratuwa, Sri Lanka.
  2. 2. Content • Introduction • Problem Identification • Research Approach • Recommendations • Discussion
  3. 3. Introduction • Sri Lankan textile industry – – 40% of the country’s industrial production – 1.2 M people (5.63% of total population) • Competition and rivalry – – Increased number of local factories – Low cost producers
  4. 4. Introduction (Cont.) • Where ? – At a leading SL apparel manufacturing factory – Operating 6 days/week – Workforce of 550 people – Daily output of 3500 pieces of ready-made garments • Why ? – Uncomfortable working environment created within the packing division due to relocation
  5. 5. Major Issues Identified • Thermal discomfort • Poor lighting conditions • Awkward working postures
  6. 6. Research Approach Investigation and •Gather information from a data collection walkthrough visit • Survey to identify current health and safety perception • Layout mapping Analysis • Activity sampling - Foot motion Study • Measuring environmental data - Temperature Relative humidity Recommendations Wind speed Light intensity
  7. 7. Analysis – Questionnaire feedback
  8. 8. Analysis – Foot posture changing frequency 1.95 X Freq. within 1st hour
  9. 9. Analysis - Temperature & Relative Humidity
  10. 10. Mapping the degree of human comfort
  11. 11. Recommendations – Thermal Discomfort • Prevent the heat coming from outside in the form of conduction and radiation such as – – Use tint / blind curtains – Maintain smooth and light colored external walls – Use AL foils to the roof • Improve ventilation by – – Facilitating natural ventilation where ever possible – Well placed exhaust fans – Blowers to ventilate local areas • Introduce proper work roster to avoid any possible heat stresses • Educate the workforce on thermal comfort measures (such as clothing, sweating, etc)
  12. 12. Recommendations – Poor lighting • Use sufficient artificial lighting with proper placement • Lighting in visual inspection area should be according to the standards • Light sources should be covered and placed properly to prevent any glare or excess lighting on the work piece • Use automatic light intensity controllers(if possible) to correct the reduction of natural lighting Recommendations - Prolong standing • Provide sufficient rest time with seating • Provide suitable pair of indoor footwear or non slip carpet • Height adjustable workbenches
  13. 13. Discussion Less than 32% employees who dissatisfied with working posture Existing temp. is uncomfortable
  14. 14. Discussion (Cont.) 59% of Workers’ foot posture changing freq. > Mean foot posture changing freq. Majority of workers suffer from lower limb 98% of the same group strains stated that current working posture is uncomfortable during the questionnaire
  15. 15. Discussion (Cont.) • Provides insight to the analysis of matters related to ergonomics • Study was not focusing much on physical parameters of the specimens • Increased sample sizes and data capturing frequencies will increase the accuracy
  16. 16. THANK YOU…!!! & Any Questions ???
  17. 17. Existing layout of the packing division
  18. 18. Foot posture study
  • DivyanshiGoel4

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    Oct. 9, 2018
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