27
7HFKQLFDO,QIRUPDWLRQ
Service Manual
1. Frequency limited
,I >7
KHDWLQJ RYHUORDG IUHTXHQF\OLPLWHG WHPSHUDWXUH
@7
inner pipe
>7
KHDWLQJ RYHUORDG IUHTXHQF\ UHGXFLQJ WHPSHUDWXUH DW QRUPDO VSHHG
@ \RX VKRXOG OLPLW WKH IUHTXHQF\ UDLVLQJ RI
compressor.
2. Reducing frequency at normal speed and stopping machine:
,I7>
KHDWLQJRYHUORDGIUHTXHQF\UHGXFLQJWHPSHUDWXUHDWQRUPDOVSHHG
@7
inner pipe
>7
KHDWLQJRYHUORDGIUHTXHQF\UHGXFLQJWHPSHUDWXUHDWKLJKVSHHG
@\RXVKRXOGDGMXVWWKHFRPSUHVVRU
IUHTXHQF\ E\ UH]V WLOO WKH ORZHU OLPLW$IWHU LW ZDV UXQQLQJ V DW WKH ORZHU OLPLW LI 7 KHDWLQJ RYHUORDG IUHTXHQF\ UHGXFLQJ
WHPSHUDWXUHDWQRUPDOVSHHG7LQQHUSLSHWKHQRYHUORDGSURWHFWVPDFKLQHVWRSSLQJ
3. Reducing frequency at high speed and power turn-off:
,I >7
KHDWLQJ RYHUORDG IUHTXHQF\ UHGXFLQJ WHPSHUDWXUH DW KLJK VSHHG
@7
inner pipe
>7
KHDWLQJ RYHUORDG SRZHU WXUQRII WHPSHUDWXUH
@ \RX VKRXOG DGMXVW WKH FRPSUHVVRU IUHTXHQF\ E\
U]VWLOOWKHORZHUOLPLW$IWHULWZDVUXQQLQJVDWWKHORZHUOLPLWLI7KHDWLQJRYHUORDGIUHTXHQF\UHGXFLQJWHPSHUDWXUHDWQRUPDO
VSHHG7RXWHUSLSHWKHQ&RROLQJRYHUORDGSURWHFWVPDFKLQHVWRSSLQJ
4. Power turn-off:
,IWKH>7
KHDWLQJRYHUORDGSRZHUWXUQRIIWHPSHUDWXUH
@7
inner pipe
WKHQRYHUORDGSURWHFWVPDFKLQHVWRSSLQJ,I7LQQHUSLSH7KHDWLQJRYHUORDGIUHTXHQF\OLPLWHG
WHPSHUDWXUHDQGWKHFRPSUHVVRUKDVEHHQVWRSSHGZRUNLQJIRUPLQXWHVWKHPDFKLQHVKRXOGEHDOORZHGWRRSHUDWH
,IWKH RYHUORDG SURWHFWLRQ SRZHU WXUQRII FRQWLQXRXVO\ RFFXUV IRU VL[ WLPHV LW VKRXOG QRW EH UHVXPHG DXWRPDWLFDOO\ DQG \RX VKRXOG SUHVV
WKH212))EXWWRQWRUHVXPHLIWKHIDXOWNHHSVRQ'XULQJWKHSURFHVVRIUXQQLQJLIWKHUXQQLQJWLPHRIFRPSUHVVRUH[FHHGVWKHWRYHUORDG
SURWHFWLRQWLPHV]HURFOHDULQJWLPHWKHWLPHVRIRYHUORDGSURWHFWLRQSRZHUWXUQRIIVKRXOGEHFOHDUHGWRUHFRXQW7KHPRGHRIVWRSSLQJWKH
PDFKLQHRUWUDQVIHUULQJWRVXSSO\DLUZLOOFOHDUWKHWURXEOHWLPHVLPPHGLDWHO\LIWKHWURXEOHFDQQRWEHUHVXPHGWUDQVIHUULQJPRGHZLOOQRWFOHDU
LW3URWHFWLYHIXQFWLRQIRUGLVFKDUJHWHPSHUDWXUHRIFRPSUHVVRU
1. Starting estimation:
$IWHUWKHFRPSUHVVRUVWRSSHGZRUNLQJIRUVLI7
'LVFKDUJH
<T
'LVFKDUJHOLPLWHGWHPSHUDWXUH
WKHWHPSHUDWXUHRIK\VWHUHVLVLV)WKHPDFKLQHLV
DOORZHGWRVWDUWRWKHUZLVHLWVKRXOGQRWEHVWDUWHGDQGVKRXOGEHVWRSSHGWRWUHDWDFFRUGLQJWRWKHGLVFKDUJHWHPSHUDWXUH
7KH PDFKLQH VKRXOG EH VWRSSHG RU WUDQVIHUUHG WR VXSSO\ DLU WKH WURXEOH VKRXOG EH FOHDUHG LPPHGLDWHO\ DQG WKH SURWHFWLRQ WLPHV DUH QRW
FRXQWHG
2. Frequency limited
,I>7
/LPLWHGIUHTXHQF\WHPSHUDWXUHGXULQJGLVFKDUJLQJ
@7
'LVFKDUJH
>7
IUHTXHQF\UHGXFLQJWHPSHUDWXUHDWQRUPDOVSHHGGXULQJGLVFKDUJLQJ
@\RXVKRXOGOLPLWWKHIUHTXHQF\UDLVLQJRI
compressor.
3. Reducing frequency at normal speed and stopping machine:
,I>7
IUHTXHQF\UHGXFLQJWHPSHUDWXUHDWQRUPDOVSHHGGXULQJGLVFKDUJLQJ
@7
'LVFKDUJH
>7
IUHTXHQF\UHGXFLQJWHPSHUDWXUHDWKLJKVSHHGGXULQJGLVFKDUJLQJ
@\RXVKRXOGDGMXVWWKHFRPSUHVVRU
IUHTXHQF\E\U]VWLOOWKHORZHUOLPLW$IWHULWZDVUXQQLQJVDWWKHORZHUOLPLWLI>7
IUHTXHQF\UHGXFLQJWHPSHUDWXUHDWQRUPDOVSHHGGXULQJGLVFKDUJLQJ
]
7
'LVFKDUJH
\RXVKRXOGGLVFKDUJHWRSURWHFWPDFKLQHVWRSSLQJ
4. Reducing frequency at high speed and power turn-off:
,I>7
IUHTXHQF\UHGXFLQJWHPSHUDWXUHDWKLJKVSHHGGXULQJGLVFKDUJLQJ
@7
'LVFKDUJH
>7
6WRSWHPSHUDWXUHGXULQJGLVFKDUJLQJ
@\RXVKRXOGDGMXVW
WKHFRPSUHVVRUIUHTXHQF\E\U]VWLOOWKHORZHUOLPLW$IWHULWZDVUXQQLQJVDWWKHORZHUOLPLWLI>7
IUHTXHQF\UHGXFLQJWHPSHUDWXUHDWQRUPDO
VSHHGGXULQJGLVFKDUJLQJ
@7
'LVFKDUJH
\RXVKRXOGGLVFKDUJHWRSURWHFWPDFKLQHVWRSSLQJ
5. Power turn-off:
,IWKH>7
3RZHUWXUQRIIWHPSHUDWXUHGXULQJGLVFKDUJLQJ
@7
'LVFKDUJH
\RXVKRXOGGLVFKDUJHWRSURWHFWPDFKLQHVWRSSLQJ,I>7
'LVFKDUJH
@>7
/LPLWHGIUHTXHQF\WHPSHUDWXUHGXULQJ
GLVFKDUJLQJ
@DQGWKHFRPSUHVVRUKDVEHHQVWRSSHGIRUPLQXWHVWKHPDFKLQHVKRXOGEHDOORZHGWRRSHUDWH
,IWKHGLVFKDUJLQJWHPSHUDWXUHSURWHFWLRQRIFRPSUHVVRUFRQWLQXRXVO\RFFXUVIRUVL[WLPHVLWVKRXOGQRWEHUHVXPHGDXWRPDWLFDOO\DQG\RX
VKRXOGSUHVVWKH212))EXWWRQWRUHVXPH'XULQJWKHSURFHVVRIUXQQLQJLIWKHUXQQLQJWLPHRIFRPSUHVVRUH[FHHGVWKHW3URWHFWLRQWLPHV
FOHDULQJRIGLVFKDUJHWKHGLVFKDUJHSURWHFWLRQLVFOHDUHGWRUHFRXQW6WRSSHGRUWUDQVIHUUHGWRVXSSO\DLUPRGHZLOOFOHDUWKHWURXEOHWLPHV
LPPHGLDWHO\LIWKHWURXEOHFDQQRWEHUHVXPHGPRGHWUDQVIHUULQJDOVRZLOOQRWFOHDULW
7. Frequency limited
,I>,
/LPLWHGIUHTXHQF\ZKHQRYHUFXUUHQW
@,
$&(OHFWULFFXUUHQW
>,
IUHTXHQF\UHGXFLQJZKHQRYHUFXUUHQW
@\RXVKRXOGOLPLWWKHIUHTXHQF\UDLVLQJRIFRPSUHVVRU
8. Reducing frequency:
,I>,
)UHTXHQF\UHGXFLQJZKHQRYHUFXUUHQW
@>,
$&(OHFWULFFXUUHQW,3RZHUWXUQRIIZKHQRYHUFXUUHQW
@\RXVKRXOGUHGXFHWKHFRPSUHVVRUIUHTXHQF\WLOOWKHORZHUOLPLWRUH[LW
WKHIUHTXHQF\UHGXFLQJFRQGLWLRQ
9. Power turn-off:
,I>,
3RZHUWXUQRIIPDFKLQHZKHQRYHUFXUUHQW
@>,
$&(OHFWULFFXUUHQW
@\RXVKRXOGFDUU\RXWWKHRYHUFXUUHQWVWRSSLQJSURWHFWLRQ,I,
$&(OHFWULFFXUUHQW
>7
/LPLWHGIUHTXHQF\ZKHQ
RYHUFXUUHQW
@DQGWKHFRPSUHVVRUKDVEHHQVWRSSHGIRUPLQXWHVWKHPDFKLQHVKRXOGEHDOORZHGWRRSHUDWH
,IWKHRYHUFXUUHQWSURWHFWLRQFRQWLQXRXVO\RFFXUVIRUVL[WLPHVLWVKRXOGQRWEHUHVXPHGDXWRPDWLFDOO\DQG\RXVKRXOGSUHVVWKH212))
EXWWRQ WR UHVXPH 'XULQJ WKH SURFHVV RI UXQQLQJ LI WKH UXQQLQJ WLPH RI FRPSUHVVRU H[FHHGV WKH >W
3URWHFWLRQ WLPHV FOHDULQJ RI RYHU FXUUHQW
@ WKH GLVFKDUJH
SURWHFWLRQLVFOHDUHGWRUHFRXQW
