Document YjZqngywxkB1NrbD4aZojZovK

new DE LAVAL HCB can be ordered from Power ^,tjMB6 I 953 VOLUME 97 NUMBER 9 El SINGLE STAGE TURBINE engineering and management . v:>0!p,Pa^no hQrnc*11 steom-drlven compressor! ; ease pockqged-boiler choice " 'fr;fsuperfpreiufeit the next step to lop efficiency '* ^|'{ictrcuiariflg*wo8r need expert treatment 'r tesN cut piping design ond fabrication costs ofr wl,h MOW hontpmrtr f, select high-pressure boilor blowoff valves '.."j&Sj&inl ploM buildl lor continuity 11 t'O DaiatSItooti Air-comproisor Intorcooler pronuros 73 77 80 86 90 93 94 98 101 1 Case and Cover Split Horfcontally on centerline for ease of maintenance. 2 True Centerline Casing Support as sures distortion-free radial expansion. Net shewn. 9 Flexible Support o' governor end pro vides for oxtal expansion. 4 Inhaust Opening either right or left side for butaUoHon flexibility. 5 Steam Strainer, protecting trip end gov ernor valves. Is removable for cloonhg without breoVktg poem comocVtonx Not shown. 6 Constant Spood Governor features governor weights pivoted around frktionlesi surfaces. 7 Complete Oovernor Assombty Is now repieceobfo at a vnW. 6 Balanced Single Seated Main Oov> ernor Valve has proportional flow charac teristics tor sensitive, positive control. 9 Shaft Locating Bearing of od)irstabte double coOor type. PLANT OPERATION AND MAINTENANCE , ^ (^Maintenance welding pays in many ways I , :.So$hwHeel turbine is o tough work horse ,-r '^Preventing pluggod-up oir heaters - ;'3^Vofiable*diiplocemont pumps control delivery to meet flow needs t ^Vhwieen diesel questions and answers _ 105 108 110 112 114 ;(' .'H`.'^ldwfwoter cutoffs profit from care ^V^RitfrigVatlon Q&Ai Special control valves far your system 116 118 >a^^.'^chanical variable-speed transmissions! No. 5 in a series Vy^r^^ollo'w these tips on storage-battery repairs * jt^Praclicol ideas: trading post for operating, maintenance short cuts :-4 ^.tv^fjarrt problems 130 Woodwork 136 Mormodwke Surfocobiow 120 122 124 138 140 Horsepower! 100 MAX Sfeem traisurti 300PP0AUjj| READER SERVICE SECTION Steam Ttoiparnh**. 5S0fMJUE EAhevit Pretsurti 23 fSiOjiUXJ |; ^jwjfenie digest 144 New froe bullelins Speed. 4,000 RPM MAX Steam bCeli 3**330/ ASA Eaboutti 6*-l 50/ ASA HG. W4/gt!h 1,100 IS- ^rfower nows -'^Jjthnitol briofs ' eguipnionl news 146 George Edwards 148 My biggest boner 132 Bookshelf v/.&fc -.-HfeSrU 161 164 252 234 COAL HANDLING can be colorful well as efficient--at least that's what oor eover picture aeems to prove. Painted at Sunbury Station by Carol Dudley Pricbett, it's one oi Pennsylvania Power 6 Light Co's collection, "Portrait e( Power." As we told you when we ran the first of these paimins* (March 1952), they're the work at members of the Lehigh Art AllSsnce. With brush and color, this group is recording its impressions ol Pennsylvania industry. Of 99 paintings made at Sunbury, 25 were selected to form the PP4L collection, which has been shown widely. With the co-operation of PPfrL, we'vo been able to prcieni three of them to you--the March and October 1952 covets and now this water color of a rotary car dumper. Next month ... In the extra Mid-September issue you'll find the I9S3 Modern Plant Sur vey-tabulated technical details on over 500 new central stations and in dustrial steam plants, 125 hydro proj ects. And graphic summaries of today's trends in power-plant design. This some extra issue will also bring you tbe Renovation Roundup. It's packed with tested ideas for modernis ing ail the power services. Then comes the regular October is sue with its special report on electrical practice in todey's industrial plants. To gather materia) for It, Associate Editor Jim O'Connor talked to more than 175 experts in 40 companies scat- tered over 11 states. Here's the new Do Level HCB Single Siege Turbine which is now "on the shelf . . . ready for immediate shipment. This mechanical drive turbine is simple, rugged, designed for long economical life and low maintenance. For example, note the true centerline casing support, the replaceable governor, the remova , > :>/)?( ble steam strainer. Investigate all ihe advantages of ^4 ;^45T.^,U 1943 Vet. P7-No. 9 versatile driver. It is ready to handle--at low variety of applications in your plant. Send for new Bulletin 4206 I. 1' vi. ' *,>r - i1* wtsolUUtsd Sttntt end Industry. n, Kntbuer ,?"#*"f'> l Wbllihtd nwoUtlr with n tt*iMlitonal Hendttook tuiJiU*l fw&'ton** Comptnr. l/w. Itma H MMoeOnw (IMO-IWK, Founder. HOITORIAL And ADVQRTOINO OPPICOS: 3M W 43m m-. Hew Vort IS, H. Y. f'*Vf5nl> WIUrtS ExscoUv* Vic^Pmldewi jM*pb -___,w KW Sejfetf.'T: P*u1 Mcmiomerr. Senior Vlct-fralOem, PuDlkmuons j ^'te'PreJrfeai tnd Ediroriil Dlrocrorr Nteo BoioC. Vtc*-Fjidat tea Director which gives vital facts and figures . SubKrhxtofi ServteG, JJ0 W 43*d Si. New Yo* <** cMn9B fdOrm. SuWerlmtom in solWien only iron executives, engineers , <Jetl*.Of>criiron no mlattneneeel power. . ftext end attia v* {'JtettM lsxt15rt nn n?'.ry!1lmtt)0" 8r0T*' l"4unrt*l Mid icrvtce ptanu. PwtUon md oompanr H DE LAVAL Mechanical Drive Turbinesi LAVAL STEAM TUBDINB COMPANY 8JS Nntlingluim Fay, Trtalon 2, Now Jertay I, . , trS-s*S 'Jv.L. $ SEfTEMlWy Pft"pewr. loc. AM rlttiu________ <,'gL,.c" [". Mors If* lS*?t,u`A Indatedjha e*tn"rt*, /,,**. Fowtit 0 ,WIU whteft is *ll*bko tor JO# bom the editwin eaea- Tbe result of this focNfinding ex pedition is a 52-pg distillation of the latest thinking on power supply, dis tribution ond utilisation. You'll want it ot your side when you plan a new plont or start to modernize your present electrical syatem. ... and future months Remember the step-by-step picture stories on rewinding Induction motors? We've just done the same kind of photo record- of o turbine overhaul. Steve Efonkn supervised "ihooifng" and he'd readying the pix for on early issue.