5-26
5
5. Manual Gain Tuning (Application)
Adjustment
Feed forward function
Outline
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UHGXFHG ZKHQ FRPSDUHG ZLWK GHYLDWLRQ ZKHUH FRQWURO LV PDGH RQO\ E\ IHHGEDFN DQG
UHVSRQVHLVDOVRLPSURYHGE\FDOFXODWLQJWKHYHORFLW\FRQWUROFRPPDQGQHFHVVDU\IRU
RSHUDWLRQEDVHGRQWKHLQWHUQDOSRVLWLRQDOFRPPDQGDQGE\DGGLQJYHORFLW\IHHGIRUZDUG
WRWKHVSHHGFRPPDQGFDOFXODWHGE\FRPSDULVRQZLWKSRVLWLRQIHHGEDFN
7KHUHVSRQVHWLPHRIWKHYHORFLW\FRQWUROV\VWHPLVDOVRLPSURYHGE\FDOFXODWLQJWRUTXH
FRPPDQGQHFHVVDU\IRURSHUDWLRQEDVHGRQWKHYHORFLW\FRQWUROFRPPDQGDQGE\DGGLQJ
WRUTXH IHHG IRUZDUG FDOFXODWHG E\ FRPSDULVRQ ZLWK YHORFLW\ IHHGEDFN WR WKH WRUTXH
command.
Related Parameter
)RU$VHULHVWKHYHORFLW\IHHGIRUZDUGDQGWRUTXHIHHGIRUZDUGFDQEHXVHG
Class No.
Title
Function
1
10
9HORFLW\IHHGIRUZDUG
gain
0XOWLSO\WKHYHORFLW\FRQWUROFRPPDQGFDOFXODWHG
DFFRUGLQJWRWKHLQWHUQDOSRVLWLRQDOFRPPDQGE\WKH
UDWLRRIWKLVSDUDPHWHUDQGDGGWKHUHVXOWWRWKHVSHHG
FRPPDQGUHVXOWLQJIURPWKHSRVLWLRQDOFRQWUROSURFHVV
1
11
9HORFLW\IHHGIRUZDUG
ÀOWHU
6HWWKHWLPHFRQVWDQWRIVWGHOD\ÀOWHUZKLFKDIIHFWVWKH
LQSXWRIYHORFLW\IHHGIRUZDUG
1
12
7RUTXHIHHGIRUZDUG
gain
0XOWLSO\WKHWRUTXHFRPPDQGFDOFXODWHGDFFRUGLQJ
WRWKHYHORFLW\FRQWUROFRPPDQGE\WKHUDWLRRIWKLV
SDUDPHWHUDQGDGGWKHUHVXOWWRWKHWRUTXHFRPPDQG
UHVXOWLQJIURPWKHYHORFLW\FRQWUROSURFHVV
1
13
7RUTXHIHHGIRUZDUG
ÀOWHU
6HWXSWKHWLPHFRQVWDQWRIVWGHOD\ÀOWHUZKLFKDIIHFWV
WKHLQSXWRIWRUTXHIHHGIRUZDUG
6
0
$QDORJWRUTXHIHHG
IRUZDUGFRQYHUVLRQ
gain
6HWWKHLQSXWJDLQRIDQDORJWRUTXHIHHGIRUZDUG
WRDUHLQYDOLG
6
10
)XQFWLRQH[SDQVLRQ
setup
6HWXSWKHIXQFWLRQLQXQLWRIELW
ELW
$QDORJWRUTXHIHHGIRUZDUGLVLQYDOLG
$QDORJWRUTXHIHHGIRUZDUGLV9DOLG
ELW /6%
Usage example of velocity feed forward
7KHYHORFLW\IHHGIRUZDUGZLOOEHFRPHHIIHFWLYHDVWKHYHORFLW\IHHGIRUZDUGJDLQLV
JUDGXDOO\LQFUHDVHGZLWKWKHYHORFLW\IHHGIRUZDUGÀOWHUVHWDWDSSUR[PV7KH
SRVLWLRQDOGHYLDWLRQGXULQJRSHUDWLRQDWDFRQVWDQWYHORFLW\LVUHGXFHGDVVKRZQLQWKH
HTXDWLRQEHORZLQSURSRUWLRQWRWKHYDOXHRIYHORFLW\IHHGIRUZDUGJDLQ
3RVLWLRQDOGHYLDWLRQ>XQLWRIFRPPDQG@ FRPPDQGVSHHG>XQLWRIFRPPDQGV@
SRVLWLRQDOORRSJDLQ>V@ðYHORFLW\IHHGIRUZDUGJDLQ>@
Command speed
Motor speed
Positional deviation
Velocity feed forward gain
0[%]
50[%]
80[%]
Time
Positional deviation within the
constant speed range will
reduce as the velocity
forward gain is increased.
Phone: 800.894.0412 - Fax: 888.723.4773 - Web: www.clrwtr.com - Email: [email protected]
Содержание MINAS A5 Series
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