The resistance to fire of concrete and reinforced concrete

✍ Scribed by Lea, F. C.

• Publisher: Wiley (John Wiley & Sons)
• Year: 1922
• Weight: 260 KB
• Volume: 41
• Category: Article
• ISSN: 0368-4075
• DOI: 10.1002/jctb.5000411814

✦ Synopsis

IL

r i ~r sites reported on f:ivoursbly by the ellgineers retained 'by tho ~~O V O committee, oilly 0110 \t*aS estimntcd to produco over 30,000 kw., nnd only two 0 ~1 ' 20,000 kw., the nrcrngc power of tlio ten sites killg about 10,oOO kw. I n U'nles, of tIro five sites rei'ortcd on, only on0 wns cstimnted to llnrO a potenti:il output greater tlinii 5000 l;\v,.. On thc basis of the nborc siirvcy, it ~vou]d nppcnr t h t w~tcr-poivcr on n considcrnblo scnlo could bc <Io'clopctl in Crcnt nrit:iin and that, under prcsent conditions, i t sliould bc possiblc to prodi1co Ilydro-cIcctric cncrgy froin scvern~ of tllc more stlitable sitcs for nbout f.1-25 per kilo\r:itt-ycnr, tile grentcr part of this cost rcprcscnting intcrcst on tho cnpitril cost of tho instnIIntion. JF n power consnlnption of 136 kw.-hr. per loo0 cb. ft. of Iiydrogcn ~irocluccd hy elcctrolysis hc assumed-n figure wliicli conforms t o tho rcsults obt:li~ied in p r n c t i c c t h o cost of power should bo nbout Is. id. pcr 1000 ch. ft. of Ilydrogcn, tho vnluc of tho oxygen being disreg:irtlcd. l'liis figure docs not coinpnrc unfnvournbly with tho cost of liydrogcn mndc froni fuel. Tho ~rincipnl dis:idr:iiitngc of the clc~trolytic proca.9 consists in tlic rc1:itirclg lnrgc floor s11ncc rcquircd, :itid in tho niiiltiplicity of cells nccessnry. This is