The Steam Jacket Practically Considered as an Efficient Fuel Economiser: A Treatise on the Economical Use of Steam for Engine-builders, Engine-drivers, Mill-managers, and Steam-users Generally

Передня обкладинка
Whittaker & Company, 1895 - 231 стор.
 

Інші видання - Показати все

Загальні терміни та фрази

Популярні уривки

Сторінка 3 - My method of lessening the consumption of steam, and consequently fuel, in fire engines, consists of the following principles: "First — That vessel in which the powers of steam are to be employed to work the engine, which is called the cylinder...
Сторінка 231 - Vegetable Fats and Oils: Their Practical Preparation, Purification and Employment for Various Purposes. Their Properties, Adulteration and Examination. A Handbook for Oil Manufacturers and Refiners, Candle, Soap and...
Сторінка 3 - I call the steam vessel, must, during the whole time the engine is at work, be kept as hot as the steam that enters it ; first by enclosing it in a case of wood, or any other materials that transmit heat slowly; secondly, by surrounding it with steam or other heated bodies ; and, thirdly, by suffering neither water nor any other substance colder than the steam to enter or touch it during that time.
Сторінка 231 - A Work of no mean ability. One valuable feature throughout the book is the excellence and number of the illustrations.
Сторінка 152 - ... exhibits every evidence of care that has been bestowed in the drawing office on its production. Let us all therefore aim at perfect • efficiency and complete success. " "Tis not in mortals to command success ; We will do more — deserve it.
Сторінка 23 - Of the VALUE of C, or the CONDUCTING POWER of MATERIALS, being the quantity of Heat in Units transmitted per square foot per hour, by a Plate 1 inch thick, the two surfaces differing in Temperature 1°. From the Experiments of PECLET. Copper 515 Iron 233 Zinc 225 Lead 113 Marble, grey, fine-grained 28...
Сторінка 34 - Conduction of heat to and froin the metal of the cylinder, or to and from liquid water contained in the cylinder, has the effect of lowering the pressure at the beginning and raising it at the end of the stroke, the lowering effect being on the whole greater than the raising effect. In...
Сторінка 50 - That liquefaction does not, when it first takes place, directly constitute a waste of heat or of energy; for it is accompanied by a corresponding performance of work. It does, however, afterwards, by an indirect process, diminish the efficiency of the engine ; for the water which becomes liquid in the cylinder, probably in the form of mist and spray, acts as a distributor of heat, and equalizer of temperature, abstracting heat from the hot and dense steam during its admission into the cylinder, and...
Сторінка 231 - We have no hesitation in saying there are young engineers — and a good many old engineers, too — who can read this book, not only with profit, but pleasure, and this is more than can be said of most works on heat.

Бібліографічна інформація