North Star NSC15ED Installation, Operation, Maintenance And Parts page 13

:$7(5                                                                        
0DQ·V YHU\ H[LVWHQFH GHSHQGV RQ ZDWHU ,W LV RQH RI
WKH EDVLF FRPPRGLWLHV RI OLIH :DWHU LV EHVW DV QDWXUH
SURYLGHV LW LV D FRPPRQ PLVFRQFHSWLRQ 3UDFWLFDOO\
DOO QDWXUDO ZDWHU QHHGV UHILQHPHQW RU WUHDWPHQW WR
PDNH LW VDIH WR GULQN RU PRUH VDWLVIDFWRU\ WR XVH
7KH HDUWK·V ZDWHU VXSSO\ F\FOH VWDUWV LQ WKH XSSHU
FORXG OD\HUV $V LW IDOOV WR WKH HDUWK DV UDLQ RU VQRZ
LW SLFNV XS LPSXULWLHV DQG JDVHV IURP WKH DWPR
VSKHUH /DQGLQJ RQ HDUWK LW VHHSV RYHU DQG WKURXJK
WKH JURXQG GLVVROYLQJ HDUWK PLQHUDOV 3DVVLQJ
WKURXJK OLPHVWRQH LW GLVVROYHV FDOFLXP DQG PDJQH
VLXP WKH KDUGQHVV PLQHUDOV ,URQ GHSRVLWV LPSDUW
LURQ WR WKH ZDWHU $FLGLW\ DQG VHGLPHQWV DUH RWKHU
ZDWHU FRQGLWLRQV
:$7(5 &21',7,21,1*                                                         
:DWHU FRQGLWLRQLQJ LV WKH WUHDWPHQW RI IRXU JHQHUDO
FRQGLWLRQV 7KHVH DUH +DUGQHVV ,URQ $FLGLW\
6HGLPHQWV
+$5'1(66 LV D WHUP WR GHVFULEH WKH SUHVHQFH RI
FDOFLXP DQG PDJQHVLXP PLQHUDOV LQ ZDWHU $ FKHPL
FDO DQDO\VLV DFFXUDWHO\ PHDVXUHV WKH DPRXQW RI
PLQHUDOV LQ JUDLQ ZHLJKW )RU H[DPSOH RQH JDOORQ RI
ZDWHU ZLWK ILYH JUDLQV SHU JDOORQ JSJ KDUGQHVV KDV
GLVVROYHG PLQHUDOV WKDW LI VROLGLILHG DERXW HTXDOV
WKH VL]H RI RQH RUGLQDU\ DVSLULQ WDEOHW 2QH JDOORQ RI
ZDWHU  JSJ KDUG KDV D PLQHUDO FRQWHQW HTXDO LQ
VL]H WR ILYH DVSLULQ WDEOHWV :DWHU KDUGQHVV YDULHV
JUHDWO\ DFURVV WKH FRXQWU\ ,W JHQHUDOO\ FRQWDLQV IURP
 WR  JSJ
+DUG ZDWHU DIIHFWV OLYLQJ LQ JHQHUDO +DUGQHVV PLQ
HUDOV FRPELQH ZLWK VRDS WR PDNH D VRDS FXUG 7KH
FXUG JUHDWO\ UHGXFHV WKH FOHDQLQJ DFWLRQ RI VRDS
3UHFLSLWDWHG KDUGQHVV PLQHUDOV IRUP D FUXVW RQ
FRRNLQJ XWHQVLOV DSSOLDQFHV DQG SOXPELQJ IL[WXUHV
(YHQ WKH WDVWHV RI IRRGV DUH DIIHFWHG $ ZDWHU VRIW
HQHU UHPRYHV WKH KDUGQHVV PLQHUDOV WR HOLPLQDWH
WKHVH SUREOHPV DQG RWKHUV
6RGLXP ,QIRUPDWLRQ :DWHU VRIWHQHUV XVLQJ VRGLXP
FKORULGH VDOW IRU UHJHQHUDWLRQ DGG VRGLXP WR WKH
ZDWHU 3HUVRQV RQ VRGLXP UHVWULFWHG GLHWV VKRXOG
FRQVLGHU WKH DGGHG VRGLXP DV SDUW RI WKHLU RYHUDOO LQ
WDNH
,521 LQ ZDWHU LV PHDVXUHG LQ SDUWV SHU PLOOLRQ
SSP  7KH WRWDO SSP RI LURQ DQG W\SH RU W\SHV  LV
:$7(5 $1' :$7(5 &21',7,21,1*
0XQLFLSDO ZDWHU VXSSOLHV FRPH IURP VXUIDFH UHVHU
YRLUV VXFK DV ODNHV DQG ULYHUV RU IURP XQGHUJURXQG
UHVHUYRLUV 8VXDOO\ PXQLFLSDOLWLHV FKORULQDWH WKH ZD
WHU WR PDNH LW VDIH WR GULQN 6HGLPHQW LV UHPRYHG E\
ILOWUDWLRQ 7DVWHV DQG RGRUV DUH UHGXFHG RU HOLPL
QDWHG 7KH ZDWHU LV FRQGLWLRQHG WR FRPSO\ ZLWK FHU
WDLQ VSHFLILFDWLRQV +RZHYHU KDUGQHVV PLQHUDOV
WDVWHV DQG RGRUV DUH QRW DOZD\V UHGXFHG WR WKH PRVW
GHVLUDEOH OHYHOV
8QGHUJURXQG UHVHUYRLUV SURYLGH RXU SULYDWH ZDWHU
VXSSOLHV %HFDXVH WKH ZDWHU LV UDZ DQG XQWUHDWHG
LW FDQ KDYH YDU\LQJ DPRXQWV RI KDUGQHVV LURQ
WDVWHV RGRUV DFLGLW\ RU FRPELQDWLRQV RI WKHVH 'LI
IHUHQW ORFDOLWLHV DQG ZDWHU OHYHOV DIIHFW PLQHUDO FRQ
WHQW
GHWHUPLQHG E\ FKHPLFDO DQDO\VLV )RXU GLIIHUHQW
W\SHV RI LURQ LQ ZDWHU DUH o )HUURXV FOHDU ZDWHU 
w )HUULF UHG ZDWHU  p %DFWHULDO DQG RUJDQLFDOO\
q
ERXQG LURQ &ROORLGDO DQG LQRUJDQLFDOO\ ERXQG
LURQ IHUURXV RU IHUULF 
:DWHU PD\ FRQWDLQ RQH RU PRUH RI WKH IRXU W\SHV RI LURQ
DQG DQ\ FRPELQDWLRQ RI WKHVH 7RWDO LURQ LV WKH VXP RI WKH
FRQWHQWV
o )HUURXV FOHDU ZDWHU LURQ LV VROXEOH DQG GLVVROYHV
LQ ZDWHU ,W LV XVXDOO\ GHWHFWHG E\ WDNLQJ D VDPSOH RI
ZDWHU LQ D FOHDU ERWWOH RU JODVV ,PPHGLDWHO\ DIWHU WDN
LQJ WKH VDPSOH LV FOHDU $V WKH ZDWHU VDPSOH VWDQGV
LW JUDGXDOO\ FORXGV DQG WXUQV VOLJKWO\ \HOORZ RU EURZQ
DV DLU R[LGL]HV WKH LURQ 7KLV XVXDOO\ RFFXUV LQ  WR
 PLQXWHV $ ZDWHU VRIWHQHU ZLOO UHPRYH PRGHUDWH
DPRXQWV RI WKLV W\SH RI LURQ VHH VSHFLILFDWLRQV 
w )HUULF UHG ZDWHU  DQG p %DFWHULDO DQG RUJDQLFDO
O\ ERXQG LURQV DUH LQVROXEOH 7KLV LURQ LV YLVLEOH LP
PHGLDWHO\ ZKHQ GUDZQ IURP D IDXFHW EHFDXVH LW KDV
R[LGL]HG EHIRUH UHDFKLQJ WKH KRPH ,W DSSHDUV DV
VPDOO FORXG\ \HOORZ RUDQJH RU UHGGLVK VXVSHQGHG
SDUWLFOHV $IWHU WKH ZDWHU VWDQGV IRU D SHULRG RI WLPH
WKH SDUWLFOHV VHWWOH WR WKH ERWWRP RI WKH FRQWDLQHU
*HQHUDOO\ WKHVH LURQV DUH UHPRYHG IURP ZDWHU E\
ILOWUDWLRQ &KORULQDWLRQ LV DOVR UHFRPPHQGHG IRU EDF
WHULDO LURQ
q &ROORLGDO DQG LQRUJDQLFDOO\ ERXQG LURQ LV RI IHUULF
RU IHUURXV IRUP WKDW ZLOO QRW ILOWHU RU H[FKDQJH RXW RI
FRQWLQXHG