Pumps and Pumping Machinery Volume 1 (Paperback)

This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1882 edition. Excerpt: ... increased. More clinker will be formed than when using coke or coals. The draught must be very good from the shaft. Water should be laid on near the coal heap, and an indiarubber hose provided to damp the coals before use. This has been found very advantageous especially when using small coal. It is also advisable to have a water pan under the fire bars to keep them cool; in some instances the draught of the shaft is much increased by this plan. CHAPTER IX. Engine And Boileb Houses. Engine Houses. The dimensions of the houses will, of course, depend upon the size and kind of engine, and the disposition of the gear, &c. The house should be of good height, say not less than 10 to 12 feet to the wall plate, even in small bouses. The walls, when of brickwork, should not be less than 14 inches thick, and the principals of the roof of iron, with wood purlins, caulked on and bolted to the "-iron; it should be close boarded, and covered with slates, or it may be an open timber roof, stained and varnished. The walls should be plastered on the inside and painted. The floor may be wood, covered with tiles, stone paving, or, when the ground is solid below, the paving may be of Stuart's patent granolithic concrete. The author has used this material on a large scale for this and kindred purposes, and has been well satisfied with it. The house should be well lighted, and a proper amount of ventilation provided by swing sashes. All the steam pipes should be covered with composition, and in some instances cased with wood as well. Where any pipes have to pass under the floor, they should also be covered with composition and be placed in channels of brickwork; easy means of access for examination and repairs should be provided. In most cases the channel...