THE TIDE IN HARNESS.

New Zealand Herald, Volume XLI, Issue 12601, 27 June 1904, Page 6

THE TIDE IN HARNESS.

■ \ ,;i "; ; '.. ■■::/' ■"'•to' THE EillTOft. /;''.'i^'i-^liil^l^lwl^ Sir -The oily of Buffalo, I.S A., '20 trifle* \ from Niagara Palhi, uses a small portion o f _ . the stream, above the fall.* for r c- - . wo-sa of generating 50,000 h< r»e-powci of efeett -j/|fc city, which Is i;rricd to the • city, *lSlW|ftli||||i||! mile-: beyond, by roppt'r cables, auppiiriM - light ■■ to the },:''% churches, , theater -, J -j hotels, and dwthinyhonses; pow-r to «r .t. ~' ' cars (railroad ' t>d street), work elevators «-»« * ,ij" cranes, to load oi unload cargo.; pumps the luff il water for household .-mnsumptioii; cables, for instance, 'sunohgsr other manufacture;- ft ' " j paper will to tern, oat 120 tons of p»p«r »'<■•,/;» daj-; wins the m:.--hme;y of newspaper ofhees.; ■■ ventilates with' fans,, «>« pi'ib'if- i\;."; schoohi, eli:.. et< In on© pla _■><», tenanted hy a crowd of small Biamrbu-':-.) r... evh oa» oi ' them uses the power a* required by , -re pressure of a smalt button. ' Ail this ' ( : ;a >'AX >\ ".Ami pea si Vv-oi ie. s ' f',! -, )'• and Co.) might .be- done for "Jin city of Auckland ',- ■Flying no Niacin fit hand. let if, rvt ml about tor a substitute. Why not "ban: * % or "bottle", the tide in one of our ba-'*> : •creeks? _. Heliyer't Creole, lor instance, 'is||J very suitable to our purpose, being only *{S /''jf/i .miles from Quei '>. H'tol uml from Us forma- V #lf tion exactly adapted. It is about one are . • adialf miles long and ■■three-quarter? era l " >| , mile broad at the win* ©jml, narrowing it r 'i/M the mouth 'i. -> hvudu-d yards, more <« "!«*!»,_ fl.-hr-i.c- : ft dam. might " : b© constructed,,, shaped in plan like 'i, hayfork, the prorae<l ends containing the works required for :nr ,j purpose. In or inwat to tin- end, Wlsw/'IJ tliw currant is most powerful, dynamos flSiyf l , 'l»« three, of 5000 horsepower «aoh sbould 1* 'jfit-O located, supplied with the power by a syiit'tr of turbines, or what perhaps might be?'• > - ' ! < suitable, overshot, breast, or imd<?r!»fi"< wMir wheals (the latter reducing stress t>v . j I? 1 hearing-.), rising and lowomis with the thh iv.sido forked, or storm-protected, end »$ dam on a floating stage oi dock, ant l y?t l|||| without beisi"? thrown out of gear wire ■« dynamos. -Automatic governor, would »|n« 1' ij 1 hits? vho tit vof iv.it.ei", and therefore the leO " ' hitions pec minute. Calculating the area of the. creak in question m 700 acres, five i ! RS#p|i||i| only of the- upper water would give us quite 4-,000,00t* tons, ■.-th© stream pressure :;libtf|B|:||!!||||l which ought tc fulfil ©very want. Unless ii ■', be found that the supply from tho stream 1 i from the surroutiding" high hills, together with that from- tie two tributary creeks, pnmits of the dam being, built much above m" lev©!,- some' : storage of electriety would f*'' required !■!. the hoars of high tide and waft- 1 ' |f>l| genoies, .Should the streams be ins'iffici"es»t. compensation for the used outflow for generating purposes would simply have to Be made by admitting the tide, near uppei 6"' face of dam. at high tile. A loefr f<K hofttE. also one or more floodgates, would be ir.iwDt details, . . '-'Vo§i ,- ■;'.; { If i*- pays, as in- America, to take electrk 1 ! 60 or more miles, sixvui..x cables oush! to b«; very profitable. Ti i'- found (hat the once of copper sot the cbles carrying the ©le«tri(*l" ■. ; power to its.destination controls the distance, for after » hundred miles the charge for .alts'- ?| ' >v.;. trk energy would be more : than the <mi <-" r ste-ajn-geueratfid power, - ' ;; ■|;ii||i|||il _ The original ity .the abov : scheme, uiv- 11 in an elernentary form,, consists in the u*J*i cing of [ a Jarge, never.failing body <" > 1 l water, in otber words, "hi.iuo'-in'i" it, l< ! < pi&m pressure on water- vhcek. or turbine ,_in-" •- | of boring deep hole? in tils ground, ;<s i* J 'I'tj ■ dons alongside Niagara.-—! am, ei ' . ,',''JU°f| Sed»os W:i,i)i.Ri.oon. Lata Keie-ne" and .Art Mastet, Cwi* /ill : "ij ItoyO ! -dc-.-hiuu«j' liistitutio^fe,^,,;.,,:.■ -M ■ : Edcdate, jr-ja« 20, ■' lNil|| ■ / ■ '■■•■: ' ; ' i fl i ""'l Jwffll