PLANNING AND LAYING OUT OF GASWORKS 20
£ £ per mouth-piece. £ per ton of ooal per mar. day. £ per therm iroduced ser max. day.
Brought forward £ = 1>600’000 = 75,000 cubic feet 22 per hour. Two water-tube condensers to take 35,000 to 45,000 cubic feet per 79,450 | 361-1 635’6 9-34
Exhausters hour each, fitted complete. One at 80,000-90,000 cubic feet per hour. One at 60,000 cubic feet per hour. Engine of about 10 h.p. required for large exhauster, 7| h.p. for smaller one. (Note th.at two exhausters are provided, the smaller set to be used for summer 2,700 12-3 21-6 0-32
Washer-SCRUBBER output) Say vertical centrifugal type to take 80,000 cubic feet per hour. Complete with. engine and bevel 2,000 9-1 16-0 0-24
Tower SCRUBBERS gear drive Total capacity on basis of 6 cubic feet per 1,000 cubic feet of gas per diem. 1,600 XßX 9,600 cubic feet. Two scrubbers each 35 feet high by 14 feet diameter would be su.it-able, tlius giving 5,400 cubic feet for each. vessel; an allowance of 12 per cent, in excess of the 2,000 9-1 16-0 0-24
Dry Purifi-cation Plant maximum One could be cleaned out at a time in the summer. Assume that oxide only is to be used. Thenasetof four purifiers at the minimum allowance, 5,600 254 44-8 0-66
Carried forward . ... £ 91,750 417-0 734-0 10-80