BOUGHT WITH THE INCOME FROM THE SAGE ENDOWMENT FUND THE GIFT OF flenrg M, Sage 1891 ..Lmsis..: Wi Tfte date snows when this volume ^as taken. HOME USE rules: Book? not needed , . ' for instruction or re- • • sfearch are returnable within 4 weeks. 1,1 i ^ii£in- Volumes of periodi- MgffigP^'''^^ cals and of pamphlets *'""»-'''•■ are held in the library . as much as possible. For special purposes they arp given out for a limited time. < Borrowers should not us6 their library privileges for the Ijene' ! fit of other peryons. Books not needed during recess periods should be returned to the library, or arrange- ments made for their return during borrow- er's absence, if wanted. Books needed by more than one person are 'held on the reserve list. Books of special value and gift books,- when the giver w^ishes it, are not allowed to circulate. '"•"'V Ubn,. ^"^ Cornell University Library The original of this book is in the Cornell University Library. There are no known copyright restrictions in the United States on the use of the text. http://www.archive.org/details/cu31924030903284 NAVAL ENGINES AND MACHINERY A TEXT-BOOK FOR THE INSTRUCTION OF MIDSHIPMEN U. S. NAVAL ACADEMY JOHN K. BARTON Commander, U. S. Navy Head of the Department of Marine Engineering and Naval Construction PLATES -ANNAPOLIS, MD. THE UNITED STATES NAVAL INSTITUTE 1904 Copyright, 1904, by PHILIP R. ALGER, Sec'y and Treas. U. S. Naval Institute 5^g« Bcti (gfftftimore (pM0» THE FRIBDENWALD COMPANY BALTIMORE, MD., O. 5. A. KEY. 1. Balance pistons. 2. Bed plate. 3. Connecting rod. 4. Couplings. 5. Crank pins. 6. Crank shaft bearings. 7. Crank shaft. 8. Crank shaft brasses. 9. CrosBheads. 10. Crosshead guides. 11. Crosshead pins. 12. Columns. 13. Cylinder covers. 14. Bocentrios. 15. Booentrio rod, go-ahead. 16. Bccentrio rod, astern. 17. Booentrio straps. 18. High-pressure cylinder. 19. Intermediate-pressure cylinder. 20. Forward low-pressure cylinder. 21. After low-pressure cylinder. 22. Main steam. „ ^ . 23. High-pressure exhaust or first receiver. 24. Intermediate-pressure exhaust or second re- ceiver. 25. Low-pressure exhaust. 26. Piston, high-pressure. 27. Piston, intermediate-pressure. 28. Piston, forward low pressure. H. P. Cylinder, looking forward. Four Cylinder Inverted, Direct Acting Triple Expansion PLATES I AND II. KEY.— Continued. 29. Piston rod stuffing boxes. 30. Piston rods. 31. Piston valve, high-pressure. 33. Piston valves, intermediate-preasure. 33. Piston valves, forward low-presaure. 34. Link blocks. 35. Main links. 36. Suspension links. 37. Reversing shaft. 38. Reversing shaft arm for reversing engine. 39. Reversing shaft arm for links. 40. Steam reversing cylinder. 41. Oil controlling cylinder. 42. Reversing shaft bearings. 43. Reversing shaft brackets. 44. "Valve chest, high-pressure cylinder. 46. Valve chest. Intermediate-pressure cylinder. 46. "Valve chest, forward low-pressure cylinder. 47. "Valve chest covers. 48. "Valve chest liners. 49. Valve stems. 50. Valve stem guides. 51. Valve stem stuffing boxes. 52. Cylinder liners. 53. Turning engine. 54. High-pressure steam port, top. 55. High-pressure steam port, bottom. 56. Expansion joints. Engine, U. S. Armored Cruisers Washington and Tennessee. For-ward L. P. Cylinder, looking aft. PLATE III. PLATE IV. PLATE V. Fig.l Fig. 2. PLATE VI. Ai..p.t-f-?F.LP MPr^ -4alr j^X ; «•■ M.R " F.UP C Fig. 5. Fig. 6. HP. A.H.P&LR PLATE VII. PLATE VIM. -Till Y! w --^ XL C // ) 3 1 _ J. \ '.lljl Fie. 8. Fig. 5. '^i^feaJ PLATE IX. PLATE X. PLATE XI. ^ I l| I ' I I 'I ! I ! ' ■'_ ■ 1 ■ ■' m f < ; T T — r -j — r-r ■ 1 * ] i "\ r f m 1 i i i i li \ — ' 1 1 o' f il 1 i| 1 !r 1 -J 1 -1 1 1 1 1 1 1 . 1 1 1 ' ' 1 I! 1 1 1 I ol j, i! 1 1 ! ! ! i ij 1 . I m 1 <{ -2. ^ _i_ ' 1' ' 1 ' i 11 «M do PLATE XII. SV NO N0U73S a." I t 1 1 ,| > P It f J ■53 5- ■ 1^ Si ■r I y> «! ^ u. 5 is i^ ?' ^1- J L J <• '') PLATE XIII. PLATE XIV. F-^tx<^^»^Jvvg^^«>MJ«^«^a<^K»^j^«^e^ai»fCJ«^^ Fig 2. m^ym^ myf^'M/^m^^^ PLATES XV AND XVI. Fig.4. ^^---^ zzz Fig.5. ^@ i,,,,,,^^^^^rm^^>^-^mz^:^^ ^^^^ W^iW^ Fia.6. PLATE XVil. PLATE XVIII. . 1,1 I ^ . . | OOOOOOOOOOOOO'^ n, > ». FiG.2. PLATES XIX AND XX. FlG.1 ii ; -I cj FiG.3. FiG.4. PLATE XXI. PLATE XXII. Top HP. Scale 80 \^ ^ r> -^ L>r---.^- -•\Z. — •- '^:,^ lO tJH — 5«s ^3^ , - — "^ [ i 1 / ^ ::V- ■1 i.' * L^ r-zk . ^ i » 2 r"i""il \\ Crank ErrORT Diagram To.AccoMP/iNy Notes o« rm Disicn or PnopcLime Machinerv ran Nami /esscls.. OtPIIRTMEKT orMwiHE EBtWEtmnf. U&NABIt ACAOCMV. Bottom (. P SCALE 4fl OmeiNAL CARos ConmcTea ran Sack Phiuuhi iNERtlA CunvM All Cotaectioks made roRTopENO .. -. BottomEmo L.R Scale 20 Bottom.., l.. I- 00034 !^p!^ PER S« IN. or PISTON I.„00J4X^gig!ia9l.s,„ AT TOP- estixf -aiTS At bottom- £S42s^>4g m:PfRS«iN-^^.C.3 To COMBINE ON SCALE OF H.P MUlTlPir AU OROINATES To COMetNt OH SCALE Of HP MULTIPLY ALL OROINATES BY Si«U./l3 Mean TF-- ao4.2sx 135. 108 J«?y .. Ratio ofMm to Mzam-'^.ijj' U.S.S. BROOKLYN. Data: Area of H.R piston so^.zs 3q ihs Ratio or pijTDH AficAJ linsa. Weienr of ftECiPHocATiNt; pafits Stat imr. Sti^okc ^z". CoMNtcTmq roo fl4" PeVOiUTIONS tSOPCRNilNUTC VfflTICAi., TRIPie CXPAMJI0W EHBINE CitAHKS AT ISO' a 3EA VALVE PLATES XXIII AND XXIV. TOHAUn P UMPH°»V . THHUUOH W