Document OzaQmJNKZeLgpxkdY292k4mQQ

avoiding handling low-piauurer c. ' Auxiliaries. All station auxiliary.^ ice mutt obviously be ptovlded ifiS colly under this scheme. Air (orffiSl blowing avoids demand for low-preutfr steam and the practically "sUadSJ steam-jet air ejector for the mifileoj denser is replaced in this InitslUdooS two rotary vacuum pumps, opm^j in poralleL One pump can .juafo ordinary air leakage into the coodgSJ but the two pumps together deSSi service ordinarily provided byfctZfi hogging jets. A secondary advantajpft two pumps Is that they serve as suodk for each other.- Die turbine has eight bleodyMuS TVRUIXI-GINIRATOR STANDS In exiting turblno-room building, but now build ing wot needed for tteom generator; control board ccntrollies tupervlilon for unit feeding eight closed feedwater neatoi Three 1-p heaters are located jlnju mein eondenser steam inlet to keepftiji Totot output 101,770 Am Nat toot rofr G,SOO Btv pot twftr Auti/ior/ fffnofotor, I p bleed connections short aad`te(gn space. No beater condensate pumpjjn used, the condensate esscediaglijSS through ell heaters to iho-ttiiirS! denser. Ail deaeration of caaduLuil lakes place in the mein eondmtrtffi hence no deaerating heater appeari the heat-balance cycle of the .omc}? cycle uses three 1750-bp &jp(kp boiler feed pumps driven by totalise closed motors through hydraulicfwSi plings. The coupling speed rsuyfTM sponds to changes In steam flow^lg boiler and drum-water leveL Tb^E er feed valve, located In the wppwfi will be used for emergency only. i Coolers. The main unit coadL cools lubricating oil, hydrogw^b ings motors, couplings, etc. to keep to a minimum salt-wattf^w ' which is used only for eompressenjgj SIGHT FEEDWATER HEATERS feoture unit hsot balance with all dcoerotion per formed in main condenser only; oil heotcr drains coscodo bock to condenstr hotwell halves and prevent creating any pres these units eliminate the need of cool- sure. differential. A spray-type attem- ' ing water, which would be subject to perator between the two sections of the freezing troubles in winter. The totally peodaot superheater controls the outlet enclosed fnduced-draft fen drive motors steam temperature. Heating eurfaces of ol 1000-hp capacity ore insulated with the steam generator are: boiler and silicone, and, incidentally, ere the larg WBterwalls, 21,391 sq ft; superheater, est of their type built to date. 31,643 sq ft; economizer, 16,400 sq ft; A single short steam main between regenerative air heaters, 211,600 sq ft superheater outlet and turbine stop Air for soot blowing also functions valves connect steam generator and as the medium for power and control of turbine. There are no intermediate the soot-blowing system. The blowers, valves or branch steam lines in tbe automatically controlled.from the board, high-pressure main. This simple design arc in boiler wells, superheater, econo wu achieved by eliminating all need mizer and air heatere. for auxiliary steam. This has several ad The forced-draft and induced-draft vantages, such as avoiding the need for (ana, Ljungstrom heaters and precipita euperviaing end maintaining reducing tors ere .outdoors on the boiler-house velvet, reduction in makeup water roof. Air-cooled bearings provided oh needs, minimising water-treating .costa, other minor needs. During theiiunjojU when condensate temperature,:ts&r * run too high for cooling service)*# condensate coolers ere placedwT iCO. Station Features. A ieotuiv^S^ installation is tbe central controljljjjS which supervises the turbine, EfflSwflj steam generator and feed PaFjSi board is located ao the oper*}jf readily reach all main equlpn^ The auxiliary generator on;.l|g unit theft euppliea aQ the drives. No normal ioterconnet^ tween tbe unit auxiliary station bus exists, but in em^CS. auxiliary supply can be drawPilS station bus. Normally the t*?^p not kept synchronized. Tbe new unit has been in*t|_ a unit cost of 193 per rtted||ig Includes the coat of tbe new superstructure, but not tbst b^j foundations end existing turn$* ing as shown in station ctp*$a 90 (602) POWER ;.r i PRINCIPAL POWER-PLANT EQUIPMENT No. 1 Unit, Essex Generating Station * Public Service Electric & Qas Go, Newark, N. J. 'fgaBl****#****0* ,orf AUXILIARIES ............................................................. Ovnvfsl Bleetrie Co n<M.ne-kw 1660-rpm l*-*is|a tandstn-cetupeood double-Bow turbine. tu silt. >990 F. 1.9-ln. Hi she. S bleed palais. Mala generator, '*<ijoS kw. 19% Pi. X*. S phase, M sycla. Hydrogen cooltr, 29 _hiMz^lda AotlUsry generator, direct connected. TSOO kw, 10% pi. *492 21 J, SO cysle, str eealsd. Separate exeltaee, t00 fcw tar MMrtitti 40-fcw exciter for auxiliary |orstr 5*dsassr..............................................Westlnghoose Bleetrie Carp VJiSOO sq it. l-p***. radial Saw, dsssrailnf hotwefl,-welded tlisir. divided csst-lraa witerbosce, wsterboa division vstvs r........ . tabes....................................Phslps Dodts Cappsr Produsts Co b Omitting wtt pumps. 9............................Wastlagkeoss Bleetrie Corp *r-2IC00 nm. 111 rpm. 9l.(t hood, 24V hp "flrculttias-wstsr-pump drives, I.............. Wsitiogbcnt# Btoeiflc Corp Ceesteal speed, 900 hp. IIS rpra. 2900 " . VttBBfli pumps. 2............................................... KlnaoT Manufacturing Co -`>109 (<m at 400 rpm. 1-la. H sbs prtssars wetsea^pufflp drives. two, 40 hp..............................Qsnerel Bltclrlc Co Low-pressure heater......................................... Weeilnchouee Bltciris Corp 2700 sq ft. 100 psi|, ateam press. 900 pels water press. Admiralty tuba*, borisaatal. la turbine ashsuit cennertloa Low-pressure drain cooler, 9900 oq ft....Wsstlafhooso Bleetrie Corp Hsator^ralnago conttollors..........................................Fisher Oovcmor Co Condsnaate looter*, two, 1999 sq ft----- Condenser Service A Beyrg Co Condensate end pumps, 2........................Worthington Pump Mach Corp - Condensate-pump motors..............................Westlnghouss Electric Corp Bbtler-feed pump*. 2..............'.WonMngteo Pump A Machinery Corp 1174 gpm, k01O.lt head Bdlen-feed pump hydraollc coupling*.................. Amorfcan Blower Corp Boller-fetd pump motora, I...................... .Waitlnghouao Blactrlc Corp 1790 bp, IJ00 v, 9600 rpm Betl*r;water recirculating pump, l, 70 gpm.......................... Hanklsan Ca Feedwater control. 9-ilemem..............................................Ballsy Meter Co Feedwater storego-tenk pumps, two, 600 gpm.......... lageraoll-Rsnd Co PtPlHO: Hlgh-prssiure fsbricstsd piping........................................ M W Kellogg Co iTtAtt-OSHSKATlttO tQUlPUtPT: Boilsr sad wstirwslls, I......................................... Babcock a Wilcox Co lUodlant belief. hsstlof surfs*, lactudlaf walls, floor sad dialr(|m will, >1.291 sq ft; msi coatiauoas capacity, 000,000 lb psr Tthri 1900 p*l|. 1000 P| 47,BOO-u.fl furnace volume leperbester, sitsmptritor, 11.049 sq It........ Bcbeoek A Wllcet Co IcsBomlisr. 10.400 sq ft..............................................Bsbcoch A Wllcos Co ItU hsoists. I .....................................................................Air Preheater. Corp 'riOJ.100 sq ft, L|u|itrm, oatdoor Instsllstloa Barasrs. 19. soot sod oil........................................... Btbeock A Wlleos Co Brilsr IbsuIsiIob.................................................................H W Port.r A Co BoiUr rsfnir tad brickwork.....*..:.............. Osorgs Alisa A Bon tsh boppsrs sad pump............................................Allsa.8hsriaaa-Hoff Co ~nl pBltsrtstn, I......................................................... Posttr Wbtolsr Corp BsU mlllr. doublo cUsstBsr sad fssd, 97.400 lb por br steh Pfl)vi(sar drlvs molars, tbrso. ISO bp.......... Wtstlefbooso Bloc Corp CMl tssdora. 9. ubls lyps........................................ Fostor Wboslsr Corp Cosl-fHdor drivo moiors, ]..........................WsstlasKeuss Bloctrls Corp Bill tiksiiiors. I, 19.400 dm....................................Font* Wboolsr Corp Kfllotka'ustsr drive motors, 9..............................Allli^hslmsrs Mt| Ca Forctd^rsfr fsns, 2.................... .................. .American Blewor. Corp ^`IJOJSOO dm it 111 F. Iti la. HtO FsrtaO-drift.fia kpdraolle ceuplln(l, 2.... ,.. .American Blower Corp P*rtsd-4rsf|.f(a drlvs motors...................... ..AllU-CbalmsTv Mfq Co CoosUBt spsod, SCO hp, 1200 rpm, 2900 * durod-drift fiat, I................................................. Amotfcsa Bfowsr Carp Ubvw eantrol. 209,000 cfm st 990 F, 19.4 la. HtO Isdocsd-drilt.fsn drlvs motors, 2................. .Witlti|hau Biss Corp rCmsuai spood, 1000 hp, 600 rem. 2200 v ,J*k *Bd krsschinf............................................. Coanirp Construetlea Ca Diet sad brstchlns Insulstloa......................................H W Porttr A Co wu tod supsrhsstsr soot btowars..................Vulcan Boot Blower Corp. acaatmlm soot blowsrs....................... DUmend Powsr Spodolty Corp Al.^kssttr soot blowsrs........................ "Prs-hsstor Corp f*1?* Sl.lstt.................................. .Dlsmond Power 8peUlry Corp livsl Indlcstsr........................... ......................VamsII.Wsrins Co Cksmlcsl fstd pumps, low pratrura.. ..............................Mlltoa Roy Ca xarcraailc sombustlon control............ ........................... Dailey Meier Co l-oll prssaura eeetrol...................... ........................... Ballsy Malar Co ^*t~BAHDUltO u* DUST-COLLBCTlttO BQUIPM&NT: Cgl irwtr ud bars, pullar....................................McKlarnan-Tarry Corp C*i| ,r?|*7*T,l.............................. .......................... RoWbb Conveyors. Inc n--_ *** *- WBlthtammr.......... ........ Merrick ,8<s1s Mtnufscturiai Co s^i?* rivs............................................... Wsitlathfluse Blsctric Carp *wo, 110 t por hr..............SupHens.Adomsea kfff Co r~i c MPMatots................................... Diet's Misasilc 8spsrsier Co .................................................................Hillman Botlsr Works ..7. ?. ,eTP................................................Caterpillar Tmcior Co 2a2i,*W*. *..................................................................... Rste.rch Corp "^""`"a oqulpmont............................................Ualiod Canveyor Corp 8YSTKK DSSUIS, 4............................................. FFeossteterr WWhhossltr Corp rw 1Bi*nul drola coolers, 10-29 cupre-alckol tubs*. ''rii* 7 wwklnf water pressure, 2410-sq-ft 9)0*psl( steam prase, l! /]1'1 1*0-Pit steam proaa, ISPO-sq-ft tlf-psl| stoom prssa, He!u' IBt| hwtt, 1.......... ................................ Vetwr Wbeater Co*p W<, *8 *- 100 psls vteam preaa, 290 psl| water press, wale cosier, arsenical copper tubas hosiers, I....................................Wsatln|houis Bloctrlc Corp *abss! iJh w F'i steam prose, 900 pits water press. Admiralty Msontal. Hiateri located, la torblos exhaust connsctlon *" Circulating-water piping................................Warren Foundry A Pip* Co Blowdown valves, 9........................................................... Yernell-Wsrleg Co H-p steel gate, globe andcheck valves...........................Lunkenhetmar Co L-p steel gate, globe and chock valves.......................... Wm Powell Co *" ....................... ....... ..............................("'ilJK.'i'S Small l-p valves-.--Hancock Dlv, Mmnlng, Mccwell A Masrc. Inc Iron gate, glob* tad check valves..................................................Crane Co Largs Iron buttsrfty valves, circulating water...............Henry Pratt Co Bleed-steam chock aoanturn vafvos.................. Schulte A Keening Co Small broasa valve#............................................................... Luakeahalmcr Co Constsnt4oad cpring haagar......................................................... Grinned Co Inspectton............. Hartford Steam 8oll*r laspecttoo A Insarance Co Flpo laralstiofi........................................................................Philip Csivy Ce B.u.r >*(... L.M.1 -Farrle Bnglaocring Co I Conxotldatod Dlv, Maaalng Maxwell A Moors Soot.blowar air rstlaf valvaa CoaMlIdatad Division, Manning. Macwcll A Moors Boiler drum and esperhestcr relief valves - Consolidated Division. Manning. Maawall A Moors MiSCBLLAttSOUS KQUIPHBPT: Surge tank, 10.000 gal.............. .......................Hallman Bailer Works Camprassad. air receivers. 9.. f M W Kellogg Co .......................... \ Buffalo Tank Carp Gland seal tank. 499 gel..............................................McCsrttr Iron Works Drain link.................................................................... Heilman -Boiler Works Add cleaning teaks, two. 10.000 gsl.................... McCarter Iron Works Lubriestlng-oll storage tank, 4900 gal.................. Hallman Boiler Works Boiler meters sad recorders.............................................. Ballsy Mitsr Co Draft gages.................. .............................. -..............Billion Draft Otga Co Feedwater flow Indicator......................................Republic Flow Meter Co Proesore gages.............. Ashcroft Dlv, Manning, Maxwell A Moor*, lac Speed and cam-shaft position recorder........ .........Oineral Bleetrie Co Shell differential axpansfon rocerder........................ Oencrcl Bleetrie Co Bearing vibration amplitude recorder...................... Oeneral Bleetrie Co Hotwell level and makeup control............................................ Hagan Carp Hs and COs control and Indication.......................... Outer*! Blactrlc Co ladsftrief thermomotsra, voeboa eofnirm........ Taylor Instrument Co's Temperature and conductivity recorder*.............. Loads A Horthrvp Co Fusl-oll rasters....................................................................Neptone Meter Co Usdtwqse nlte operators................................ Pbllodalphta Gear Wotbs COs rocordar............................................ .................. Loads A Nerthrup Co High sad low coal (oval Indicators for bopperv...................... Fuller Co Sample cooling colls.................................................. Parker Appliance Co Service wttar pumps, two, 2990 gpm....Do Ltl Btsara Tutklao Co Bollsr-roota alovator.................................................. .....Oils Blavater Co Acme Rubber Manufacturing Co (Amerlcan-LePriBc* Poamlta Carp Bltw-Koos Co .... . Kr-'S 1 Mine Safety Appliance Co kI Wallet Klddo Co \ Wirt A Knox' Manufacturing Co Air cereprtstor, I, 1000 efm.............. Worthington Pump A Macb Corp Air compressor, control str.................... .........................Ingcrvolt-Rsod Co Acid cleaning pumps. 2.......Worthington Pump A Mocklnoty Corp Ingcnoll-Rtnd Co {fPhiladelphia Chain Block A Mfg Ca, toe Wright Mfg DJv, American Chala end Cable Co Amesltse Blower Corp vVe.~nt.iliust*iin*g. MequulBipfBmMen* t<.^ Bothesst Dlv, Amaf MaHehHlnsRoAboMrtestoaulsCCoo