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ektelouv n tai suv m fwna me tou" iscuv o nte" kanonismouv "
kai thrwv n ta" plhv r w" th nomoqesiv a pou problev p etai gia
thn apofughv atuchmav t wn (blev p e CEI 26-23 / IEC-TS
62081).
Sundev s te thn trofodosiv a tou aev r a sth suv n desh B.
An o aev r a" th" egkatav s tash" periev c ei ugrasiv a kai
ev l aio se megav l h posov t hta kalov eiv n ai na crhsimopoieiv -
te ev n a fiv l tro apoxhv r ansh" gia na empodiv z etai h uper-
bolikhv oxeiv d wsh kai h fqorav twn exarthmav t wn, tou
fakouv ov p w" kai h elav t twsh th" tacuv t hta" kai th"
poiov t hta" tou koyiv m ato".
Se periv p twsh pou h trofodosiv a tou aev r a proev r cetai
apov meiwthv r a piv e sh" enov " sumpiesthv hv miav " kentrikhv "
egkatav s tash", autov prev p ei na ruqmiv z etai se piv e sh exov -
dou ov c i anwv t erh apov 8 bar (0,8 MPa). An h trofodosi-
v a tou aev r a proev r cetai apov fiav l h sumpiesmev n ou aev r a
authv prev p ei na eiv n ai efodiasmev n h me ruqmisthv piv e sh".
Mhn sundev e te potev miav fiav l h sumpiesmev n ou aev r a kateu-
qeiv a n ston meiwthv r a piv e sh" th" suskeuhv " ! H piv e sh qa
mporouv s e na uperbeiv thn ikanov t hta tou meiwthv r a pou
qa mporouv s e na ekrageiv !
Sundev s te to kalwv d io trofodosiv a " A: o kiv t rino"-prav s i-
no" agwgov " tou kalwdiv o u prev p ei na sundeqeiv se apo-
telesmatikov suv s thma geiv w sh" th" egkatav s tash". Oi
upov l oipoi agwgoiv prev p ei na sundeqouv n sth grammhv
trofodosiv a " mev s w enov " diakov p th pou na topoqeteiv t ai,
an eiv n ai dunatov n , kontav sto cwv r o kophv " gia na exa-
sfaliv z etai ev n a grhv g oro sbhv s imo se periv p twsh epeiv -
gousa" anav g kh".
H ikanov t hta tou magnhtoqermikouv diakov p th hv twn asfa-
leiwv n se seirav sto diakov p th prev p ei na eiv n ai iv s h me
to reuv m a I
aporrofhmev n o apov th suskeuhv .
1
To aporrofhmev n o reuv m a I
gnwsh twn tecnikwv n stoiceiv w n pav n w sth suskeuhv se
scev s h me thn upov diav q esh tav s h trofodosiv a " U
Endecov m ene" proektav s ei" prev p ei na eiv n ai katav l lhlh"
diamev t rou se scev s h me to aporrofhmev n o reuv m a I
3 CRHSH
Bebaiwqeiv t e ov t i den eiv n ai piesmev n o" o diakov p th" ekkiv n h-
sh". Anav y te th suskeuhv mev s w tou diakov p th C. Authv
h enev r geia epishmaiv n etai apov to av n amma th" endeik-
tikhv " lucniv a " D.
Piev z onta" suv n toma to diakov p th th" tsimpiv d a" ceiriv -
zetai to av n oigma th" rohv " sumpiesmev n ou aev r a.
Epeidhv to tov x o den anaflev c thke o aev r a" bgaiv n ei apov
thn tsimpiv d a mov n o gia 5 deuterov l epta.
Twv r a ruqmiv s te thn piv e sh pou faiv n etai sto manov m etro
F se 3,5 bar (0,35 MPa) energwv n ta" sto koumpiv E tou
meiwthv r a kai staqeropoihv s te sth sunev c eia to iv d io
koumpiv piev z onta" pro" ta kav t w.
Sundev s te th labiv d a geiv w sh" sto mev t allo kophv " .
To kuv k lwma kophv " den prev p ei na topoqeteiv t ai skov p ima
se av m esh hv ev m mesh epafhv me ton agwgov prostasiv a "
allav me to mev t allo pou prev p ei na kopeiv .
An to upov epexergasiv a mev t allo sundev e tai skov p ima me
th gh mev s w tou agwgouv prostasiv a ", h suv n desh prev p ei
na eiv n ai ov s o giv n etai piov av m esh kai na ekteleiv t ai me
agwgov diamev t rou iv s h" toulav c iston m v ekeiv n h tou agw-
gouv epistrofhv " tou reuv m ato" kophv " pou na sundev e tai
me to upov epexergasiv a mev t allo sto iv d io shmeiv o tou
agwgouv epistrofhv " , crhsimopoiwv n ta" th labiv d a tou
sumperaiv n etai apov thn anav -
1
agwgouv epistrofhv " hv crhsimopoiwv n ta" mia deuv t erh
labiv d a geiv w sh" topoqethmev n h poluv kontav . Prev p ei na
lambav n etai kav q e mev t ro profuv l axh" gia na apofeuv g on-
tai periferov m ena reuv m ata.
Ruqmiv s te to reuv m a kophv " mev s w tou koumpiouv M apov 5
w" 30 A anav l oga me thn ergasiv a pou prev p ei na ekte-
lev s ete.
Bebaiwqeiv t e ov t i o akrodev k th" swv m ato" kai to mev t allo
briv s kontai se kalhv hlektrikhv epafhv , eidikav me ber-
nikwmev n e" hv oxj e idwmev n e" lamariv n e" hv v me monwtikev "
ependuv s ei" kai sundev s te ton ov s o to dunatov n pio kon-
tav sthn periochv kophv " .
Bebaiwqeiv t e ov t i h labiv d a geiv w sh" kai to mev t allo briv -
skontai se kalhv hlektrikhv epafhv eidikav me bernikwmev -
ne" kai oxeidwmev n e" lamariv n e" hv me monwtikev " ependuv -
sei".
Mhn sundev e te th labiv d a geiv w sh" me to temav c io ulikouv
pou prev p ei na afairev s ete.
Piev s te to diakov p th th" tsimpiv d a" gia na anav y ete to
tov x o ekkiv n hsh".
An metav apov 2 deuterov l epta den arciv z ei h kophv , to
tov x o ekkiv n hsh" sbhv n ei kai gia na to xananav y ete prev -
pei na piev s ete pav l i to diakov p th.
Katav thn kophv prev p ei na diathreiv t e kav q eta thn tsim-
piv d a.
Afouv oloklhrwv s ete thn kophv kai afhv s ete to diakov p th,
o aev r a" suneciv z ei na bgaiv n ei apov thn tsimpiv d a gia 40
deuterov l epta periv p ou gia na epitrev y ei thn yuv x h th"
iv d ia".
Kalov eiv n ai na mhn sbhv s ete th suskeuhv prin apov to
tev l o" autouv tou crov n ou.
Gia na ektelev s ete thn kophv se diav t rhta elav s mata hv
tuv p ou griv l ia", drsthriopoihv s te th leitourgiv a "Pilot self
restart" mev s w tou plhv k trou P (fv w teinhv lucniv a O anam-
.
mev n h).
1
Sto tev l o" th" kophv " , kratwv n ta" piesmev n o to plhv k tro,
.
to pilotikov tov x o qa anaflecteiv autov m ata.
1
Crhsimopoihv s te authv n th leitourgiv a mov n o an eiv n ai apa-
raiv t hto, gia na apofuv g ete thn av s koph fqorav tou hlek-
trodiv o u kai tou mpek.
Se periv p twsh pou prev p ei na kav n ete opev " hv pou prev -
pei na arciv s ete thn kophv apov to kev n tro tou metav l lou,
prev p ei na topoqethv s ete thn tsimpiv d a me kliv s h kai na
thn isiwv s ete argav wv s te to leiwmev n o mev t allo na mhn
rantiv z etai sto mpek (blev p e eik. 2).
Authv h enev r geia prev p ei na ekteleiv t ai ov t an trupouv n tai
mev t alla pav c ou" anwv t erou twn 3 mm.
Se periv p twsh pou prev p ei na
kov y ete lamariv n e" topoqeth-
mev n e"
epav l lhla,
poiouv m ene"
amav x wma twn autokinhv t wn,
ruqmiv s te to reuv m a kophv "
sti" elav c iste" timev " .
Gia reuv m ata metaxuv 5 kai
10 A mporeiv na eiv n ai sum-
fev r on
na
ruqmiv s ete
piv e sh
trofodosiv a "
bar periv p ou.
Otan
oloklhrwv s ete
ergasiv a ,
mhcanhv .
crhsimo-
sunhv q w"
sto
thn
se
2
thn
sbhv s te
th
Fig. 2
55

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