Addresses Delivered at the Triennial Celebration ..., Volumes 24-281886 |
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Results 1-5 of 54
Page 29
... boiler pressure . Whether the boiler pressure be ten pounds or one hundred pounds , the circulation is not affected , except that difficulties may arise from a difference in the rate of condensation , which is greatly increased by ...
... boiler pressure . Whether the boiler pressure be ten pounds or one hundred pounds , the circulation is not affected , except that difficulties may arise from a difference in the rate of condensation , which is greatly increased by ...
Page 30
... boiler equal to the hight of a water - column which balances the difference of pressure . For example : if the difference of pressure between the boiler and radia- tor is one pound , the difference of level will be two feet three inches ...
... boiler equal to the hight of a water - column which balances the difference of pressure . For example : if the difference of pressure between the boiler and radia- tor is one pound , the difference of level will be two feet three inches ...
Page 31
... boiler- pressure , so that it shall not exceed that of a water - column whose hight is equal to the difference of level between the water - line of the boiler and the bottom of the radiator . We can then impose an artificial obstruction ...
... boiler- pressure , so that it shall not exceed that of a water - column whose hight is equal to the difference of level between the water - line of the boiler and the bottom of the radiator . We can then impose an artificial obstruction ...
Page 34
... boiler - room rather than to a cloudy sky . Solar heat is only available for heating purposes while the sun's rays are unobstructed by clouds . Cloud - charts were , therefore , con- structed from the signal - service records of ...
... boiler - room rather than to a cloudy sky . Solar heat is only available for heating purposes while the sun's rays are unobstructed by clouds . Cloud - charts were , therefore , con- structed from the signal - service records of ...
Page 42
... for at the cen- tral stations of 7382-4520 = 2862 H. P. The saving on this would , for lots , buildings , boilers , engines , dynamos , and fittings , be not less than about $ 150 per H. P. , 42 PROCEEDINGS OF THE SOCIETY OF ARTS .
... for at the cen- tral stations of 7382-4520 = 2862 H. P. The saving on this would , for lots , buildings , boilers , engines , dynamos , and fittings , be not less than about $ 150 per H. P. , 42 PROCEEDINGS OF THE SOCIETY OF ARTS .
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Common terms and phrases
28 State Street alternating current ammonia amount amperes apparatus arbitration arch ARTS was held Avesta battery Beacon Street belt Bessemer process boiler Boston bridge cantilever bridge carbon cement cent circuit circulator coal coil Commonwealth Avenue condensation conductors connected construction copper cost cylinder diameter dynamo effect elastic limit electrical electro-motive force employers engine experiments feet furnace George W heat horse-power incandescent increase induction induction coil Institute of Technology Institute on Thursday iron labor lamps length less light machine magnetic Mass material matter measure metal method Mount Vernon obtained ohms operation ordinary orifice oxide pipe plate pounds practical present pressure previous meeting produce Prof rails read a paper resistance River SOCIETY OF ARTS span square inch steam steel supply surface temperature tensile tensile strength tion train tube valve volts weight welding wire
Popular passages
Page 92 - ... advise the respective parties what, if anything, ought to be done or submitted to by either or both to adjust said dispute, and make a written decision thereof.
Page 79 - May one thousand eight hundred and twenty-five, the Straight Line or Distance between the Centres of the Two Points in the Gold Studs in the Straight Brass Rod, now in the Custody of the Clerk of the House of Commons, whereon the Words and Figures
Page 91 - An Act to provide for a State Board of Arbitration for the settlement of differences between employers and employes, to define the duties of said Board, and to appropriate the sum of twenty-five hundred dollars therefor.
Page 93 - ... make and publish a report finding such cause or causes, and assigning such responsibility or blame. The board shall have the same powers for the foregoing purposes as are given it by section three of this act.
Page 81 - To form some conception of the degree of coarse-grainedness indicated by this conclusion, imagine a rain drop, or a globe of glass as large as a pea, to be magnified up to the size of the earth, each constituent molecule being magnified in the same proportion. The magnified structure would be coarser grained than a heap of small shot, but probably less coarse grained than a heap of cricketballs.
Page 79 - Pendulum vibrating Seconds of Mean Time in the Latitude of London in a Vacuum at the Level of the Sea is in the proportion of Thirty-Six Inches to Thirty-Nine Inches and one thousand three hundred and ninety-three ten-thousandth Parts of an Inch...
Page 39 - Cross in the chair. The records of the previous meeting were read and approved. The chairman...
Page 122 - Thus the nutrients of vegetable foods are, in general, much less costly than in animal foods. The animal foods have, however, the advantage of containing a larger proportion of protein and fats, and the protein, at least, in more digestible forms.
Page 133 - ... following : — First. To give the students practice in such experimental work as any engineer is constantly liable to be called upon to perform in the practice of his profession; as boiler tests, engine tests, power determinations, etc. Second. To give the students some experience in carrying on original investigations in engineering subjects with such care and accuracy as to render the results of real value to the engineering community. Third. By publishing from time to time the results of...
Page 96 - President, in the Chair. After the reading of the minutes of the previous meeting the name of Dr.