Puffing Billy Railway Monitor Injector Sachithra Kahawatta
<ul><li>Re-draw all the drawings of the components. </li></ul><ul><li>Convert Imperial measurements into Metric. </li></ul...
Introduction A monitor injector is used on steam locomotives to inject feed water into the boiler.
Monitor Injector The Injector has practically proved it self to be the best means of feeding water into locomotive boilers.
Advantages of a monitor injector <ul><li>Low initial cost </li></ul><ul><li>Simplicity </li></ul><ul><li>Compactness </li>...
Monitor Injector Prototype of the Monitor Injector
“ No Present, without a History” A Glimpse into the history of Monitor Injectors
Invention of the monitor Injector <ul><li>Invented by Henri Giffard </li></ul><ul><li>Made with the view of devising light...
Early forms of Monitor Injectors.
The sellers Injector <ul><li>The popular boiler-feeder </li></ul><ul><li>Self-adjusting </li></ul><ul><li>Feed automatical...
NATHAN MFG. CO.'S IMPROVED MONITOR INJECTOR. <ul><li>Constructed with fixed nozzles </li></ul>
<ul><li>Steam Cone </li></ul><ul><li>Combining Cone </li></ul><ul><li>Delivery Cone </li></ul>The Injector consists of thr...
Working of the Monitor Injector
 
 
Uses of an Injector Monitor: <ul><li>Electronic Fuel Injector. </li></ul><ul><li>2)  Industrial Injectors. </li></ul>
Electronic Fuel Injectors Different Types of Fuel Injectors.
Industrial Injectors Different Types of Industrial Injectors .
Rapid Prototyping <ul><li>Rapid prototyping  is the automatic construction of physical objects using solid freeform fabric...
Rapid Prototyping
Imperial  vs.  METRIC
The metric system is easy to use and very accurate <ul><li>Metric system has vast measurement range, like kilo meters to n...
Present days most of industries use metric system.
CHALLENGES FACED DURING THE PROJECT
Insufficient Drawing Details. <ul><li>Insufficient thread details.  </li></ul><ul><li>Insufficient  drawings. </li></ul>
Some parts were  worn out: <ul><li>We faced challenges when we measured the parts. </li></ul>
Challenges we faced during dismantling.
Challenges continued…
Dismantling of the monitor injector
 
 
 
The following slides will give you an idea of how we created and designed the parts.
Combined cone body
The Combined cone body consists of the following components,
The drawings that we got…..
Lack of details of the nozzle
The  C oordinate  M easuring  M achine  ( CMM ) was used to measure the internal dimensions of the nozzle.
 
 
The Main Body Monitor Injector
Primary Combining cone Water valve
 
Challenges faced <ul><li>Lack of drawings and details of the inside of the main body. </li></ul><ul><li>The component and ...
Original Drawings
 
Challenges faced during the project
Primary Combining cone <ul><li>Old Drawing </li></ul><ul><li>New drawing </li></ul>
Secondary Combining cone <ul><li>Old Drawing </li></ul><ul><li>New Drawing </li></ul>
<ul><li>Old Drawing </li></ul><ul><li>New Drawing </li></ul>
Parts List:
The next video will give you an overall idea of how the entire Monitor Injector is assembled.
 
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Project Puffing Billy

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Transcript of "Project Puffing Billy"

  1. 1. Puffing Billy Railway Monitor Injector Sachithra Kahawatta
  2. 2. <ul><li>Re-draw all the drawings of the components. </li></ul><ul><li>Convert Imperial measurements into Metric. </li></ul>Objectives of the Project
  3. 3. Introduction A monitor injector is used on steam locomotives to inject feed water into the boiler.
  4. 4. Monitor Injector The Injector has practically proved it self to be the best means of feeding water into locomotive boilers.
  5. 5. Advantages of a monitor injector <ul><li>Low initial cost </li></ul><ul><li>Simplicity </li></ul><ul><li>Compactness </li></ul><ul><li>Thermal efficiency is very high (99%) </li></ul>
  6. 6. Monitor Injector Prototype of the Monitor Injector
  7. 7. “ No Present, without a History” A Glimpse into the history of Monitor Injectors
  8. 8. Invention of the monitor Injector <ul><li>Invented by Henri Giffard </li></ul><ul><li>Made with the view of devising light machinery </li></ul>Henri Giffard (1825-1882)
  9. 9. Early forms of Monitor Injectors.
  10. 10. The sellers Injector <ul><li>The popular boiler-feeder </li></ul><ul><li>Self-adjusting </li></ul><ul><li>Feed automatically </li></ul>
  11. 11. NATHAN MFG. CO.'S IMPROVED MONITOR INJECTOR. <ul><li>Constructed with fixed nozzles </li></ul>
  12. 12. <ul><li>Steam Cone </li></ul><ul><li>Combining Cone </li></ul><ul><li>Delivery Cone </li></ul>The Injector consists of three main parts, Working of the Monitor Injector
  13. 13. Working of the Monitor Injector
  14. 16. Uses of an Injector Monitor: <ul><li>Electronic Fuel Injector. </li></ul><ul><li>2) Industrial Injectors. </li></ul>
  15. 17. Electronic Fuel Injectors Different Types of Fuel Injectors.
  16. 18. Industrial Injectors Different Types of Industrial Injectors .
  17. 19. Rapid Prototyping <ul><li>Rapid prototyping is the automatic construction of physical objects using solid freeform fabrication. </li></ul><ul><li>They are used for a much wider range of applications and are even used to manufacture production quality parts in relatively small numbers </li></ul>
  18. 20. Rapid Prototyping
  19. 21. Imperial vs. METRIC
  20. 22. The metric system is easy to use and very accurate <ul><li>Metric system has vast measurement range, like kilo meters to nano meters. </li></ul>
  21. 23. Present days most of industries use metric system.
  22. 24. CHALLENGES FACED DURING THE PROJECT
  23. 25. Insufficient Drawing Details. <ul><li>Insufficient thread details. </li></ul><ul><li>Insufficient drawings. </li></ul>
  24. 26. Some parts were worn out: <ul><li>We faced challenges when we measured the parts. </li></ul>
  25. 27. Challenges we faced during dismantling.
  26. 28. Challenges continued…
  27. 29. Dismantling of the monitor injector
  28. 33. The following slides will give you an idea of how we created and designed the parts.
  29. 34. Combined cone body
  30. 35. The Combined cone body consists of the following components,
  31. 36. The drawings that we got…..
  32. 37. Lack of details of the nozzle
  33. 38. The C oordinate M easuring M achine ( CMM ) was used to measure the internal dimensions of the nozzle.
  34. 41. The Main Body Monitor Injector
  35. 42. Primary Combining cone Water valve
  36. 44. Challenges faced <ul><li>Lack of drawings and details of the inside of the main body. </li></ul><ul><li>The component and the drawings didn’t coincide. </li></ul>
  37. 45. Original Drawings
  38. 47. Challenges faced during the project
  39. 48. Primary Combining cone <ul><li>Old Drawing </li></ul><ul><li>New drawing </li></ul>
  40. 49. Secondary Combining cone <ul><li>Old Drawing </li></ul><ul><li>New Drawing </li></ul>
  41. 50. <ul><li>Old Drawing </li></ul><ul><li>New Drawing </li></ul>
  42. 51. Parts List:
  43. 52. The next video will give you an overall idea of how the entire Monitor Injector is assembled.

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