Ruskin logs, 1914-1918 / Alfred Ruskin - Page 183
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Transcription
[Page 183]
| 10. What is generally used to attain the Temperature for distillation and what Temperature is attained | Superheated Steam |
| 11. Will Tex oil retain its liquidity when submitted to cold | Yes |
| 12. What is the next important chemical impurity in oil fuel | Sulphur especially when Temperature is raised above 200 degrees |
| 13. What is the meaning of flash point |
A Temperature at which the oil gives off sufficient vapour to become inflamable |
| 14. What apparatus have we for determining the flash and ignition point of oil fuel | The Pensby Martin Apparatus |
| 15. Compare 10 lbs of oil with coal | 10 lbs of oil to 14 lbs of coal or the heat value of oil 1-4 of coal |
| 16. Name the principal factors with regard to the combustion of oil fuel | Smoke, sprayers, method of mixing air for combusion filtering the oil. Heating the oil before admission to the furnace. Space available for combustion. |
| 17. Why do we require to heat the oil before spraying | By heating the oil to 100 degrees you have more effective atomizing due to less viscosity, the oil becomes more like water and subsquently sprays in finer particles and mixes more readily with the air. |
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