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Practical Hand Book of Gas, Oil and Steam Engines: Stationary, Marine, Traction; Gas Burners, Oil Burners, Etc.; Farm, Traction, Automobile, Locomotive; A simple, practical and comprehensive book on the construction, operation and repair of all kinds of engines. Dealing with the various parts in detail and the various types of engines and also the use of different kinds of fuel.Rathbun, John B.

Science

Practical Hand Book of Gas, Oil and Steam Engines: Stationary, Marine, Traction; Gas Burners, Oil Burners, Etc.; Farm, Traction, Automobile, Locomotive; A simple, practical and comprehensive book on the construction, operation and repair of all kinds of engines. Dealing with the various parts in detail and the various types of engines and also the use of different kinds of fuel.

Name: Practical Hand Book of Gas, Oil and Steam Engines: Stationary, Marine, Traction; Gas Burners, Oil Burners, Etc.; Farm, Traction, Automobile, Locomotive; A simple, practical and comprehensive book on the construction, operation and repair of all kinds of engines. Dealing with the various parts in detail and the various types of engines and also the use of different kinds of fuel.
Author: Rathbun, John B.

Rathbun, John B.

Internal combustion engines; Traction-engines

═══════════════════════════╤═════════════════════╤═════════════════════
                            │ GAS PRODUCER PLANT. │ NATURAL-GAS ENGINE.
                            │                     │
                            │       Three-   Half │       Three-   Half
                            │Load.  quarter Load. │Load.  quarter Load.
                            │        Load.        │        Load.
 ───────────────────────────┼─────────────────────┼─────────────────────
  1 Fuel per hp-hour        │ 1.25    1.5    1.8  │10 cu. 12 cu.  15 cu
                            │ lb.            lb.  │ ft.     ft.    ft.
  2 Fuel per hp-year (4,500 │ 2.5            3.6  │45,000 54,000  67,500
      hours)                │ tons  3 tons   tons │ cu.   cu. ft.  cu.
                            │                     │ ft.            ft.
  3 Cost of fuel            │    $4.00 per ton    │ 30 cents per 1,000
                            │                     │       cu. ft.
  4 Cost of fuel per year   │$10.00 $12.00  $14.40│$13.50 $16.26  $20.25
  5 Cost of attendance per  │      0.40 cent      │      0.25 cent
      hp-hour               │                     │
  6 Cost of attendance per  │       $18.00        │       $11.25
      year                  │                     │
  7 Lubricating oil per     │     0.006 pint      │     0.006 pint
      hp-hour               │                     │
  8 Cost of oil per year at │        $0.84        │        $0.84
      25 cents per gal.     │                     │
  9 Scrubber and cooling    │       8 gals.       │       5 gals.
      water per hp-hour     │                     │
 10 Cost of water per year  │                     │
      at 30 cents per 1,000 │        $1.44        │        0.90
      cubic feet            │                     │
 11 Operating expenses;     │$30.28 $32.28  $34.68│$26.49 $29.19  $34.24
      items, 4, 6, 8 and 10 │                     │
 12 Saving by Diesel engine │ 5.43   6.47    7.90 │ 1.64   3.39    6.56
 13 Interest, depreciation  │                     │
      and maintenance       │   6 + 7 + 2 = 15%   │   6 + 7 + 2 = 15%
      respectively in per   │                     │
      cent of investment    │                     │
 14 Assuming $80 initial    │                     │
      cost per hp. the      │       $12.00        │       $12.00
      yearly fixed charges  │                     │
      will be               │                     │
 ───────────────────────────┴─────────────────────┴─────────────────────

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