Flux vector overview, Figure 34 - flux vector overview, Powerflex 755 – Rockwell Automation 21G PowerFlex 750-Series AC Drives Programming Manual User Manual

Page 400

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400

Rockwell Automation Publication 750-PM001J-EN-P - October 2014

Appendix A

PowerFlex 755 Control Block Diagrams

Figure 34 - Flux Vector Overview

PowerFlex 755

Flux Vector Overview

( Spd Profiler Out )

PID Regula

tor

Proc

ess Co

ntro

l (

p

ag

es:

26,

27)

1086

1087

PID Prop Gain

PID

In

t Time

1088

PID Deriv T

ime

10

91

PID Fdbk

Meter

PID Ref Mete

r

10

90

10

84

PI

D L

P

Filter BW

1093

P

ID

Output Meter

1067

PID R

e

f S

el

1072

PI

D Fd

bk Sel

PI

D

Re

fe

re

n

ce

Se

le

cti

o

n

PI

D

Fe

ed

ba

ck

Se

le

cti

o

n

Li

mit

( PID

Output Meter

)

( Psn Reg Spd Out )

( Spd Comp Ou

t )

( Scaled Spd R

ef )

+

+

+

FOC

Pe

rm M

agn

& Vec

tor

Co

ntrol

Current

Pro

ces

sing

Motor

Load

E

1

E

2

Gear

Speed Ref

Selec

tion

&

Li

mits

545

550

572

573

574

575

577

576

Speed R

e

f A

Sel

Speed R

e

f B

Sel

Preset S

pe

ed

2

Preset S

pe

ed

3

Preset S

pe

ed

4

Preset S

pe

ed

5

Preset S

pe

ed

6

Preset S

pe

ed

7

571

Preset S

pe

ed

1

608

T

rmPct RefA Sel

612

T

rmPct RefB Sel

600

T

ri

m

Re

f A

Se

l

604

T

ri

m

Re

f B

Se

l

592

Selected Spd Ref

PID

Output

S

e

l

1079

PI

D Sp

ee

d

E

xc

lus

iv

e

Se

le

ct

io

n

Actv SpTqPs Mode

Spe

ed

Pr

ofi

ling

Se

le

cti

o

n

Jo

gg

ing

Se

le

cti

o

n

556

Jog Speed 1

557

Jog

S

peed 2

Linear

Ramp &

S C

urve

Virtual

E

ncoder

+

+

Sp

ee

d FF

Se

le

ct

io

n

Sp

ee

d C

om

p

In

ertia Comp

PID Output Sel

107

9

P

ID

Sp

ee

d

Tr

im

Se

le

cti

o

n

665

Spee

d C

omp Sel

695

In

ertia CompMode

69

9

667

594

Ramp

ed

Spd Ref

Sp

eed

Co

ntrol –

R

e

feren

ce (p

age

s:

4

-7,9

)

+

+

( Spd Reg Out )

( PID O

u

tput Meter )

+

+

Torque

Ref

Se

lecti

o

n

Speed/

Torque/

Positi

on

Mod

e

S

elect

ion

675

Trq Ref A Sel

680

Trq Ref B Sel

PID Output S

e

l

10

79

PI

D To

rq

ue

Tr

im /

Ex

cl

Se

le

cti

o

n

+

+

686

Torque

S

tep

No

tc

h

Fi

lte

r

-

+

+

In

ert

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Ad

ap

tio

n

Lo

ad

Ob

se

rv

er

/

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tima

to

r

Limi

t

690

Lim

ited T

rq R

ef

Ine

rt

ia

Comp Out

T

orque C

o

ntrol (pages: 20-25)

To

rq

ue

Limit

Ge

ne

ra

tion

685

Select

ed Trq Ref

Spee

d

Comp Out

313

A

ctv SpTqP

s

Mo

de

313

Actv S

pTqPs

Mode

313

x

+

Sp

ee

d

Re

f

Tr

im

Pc

t

Ref

Trim

Ref

Le

ad

/

La

g

Filt

er

Speed Ref

Scale

55

5

775

PTP R

ef

Sel

PI

Regula

tor

Pt

-P

t

Po

si

tion

P

lan

ne

r

Pt

-P

t Ref

S

elec

tio

n

Le

ad

/

La

g

Fi

lte

r

765

Di

rec

t Re

f

Se

le

ct

io

n

Psn Ref

Select

Sp

d

Po

s

Po

sit

ion

Co

nt

rol

(p

age

s: 1

1-1

9)

Positio

n

Mode

Sel

ectio

n

72

2

Ps

n S

el

e

ct

ed

Ref

Sp

ee

d

Limit /

No

tc

h

Filte

r

839

Psn Reg Kp

83

8

Psn R

eg Ki

Ge

ar

R

at

[ N

]

[ D

]

Pos

iti

o

n

Of

fs

e

t

Po

si

tion

Fd

bk

Se

le

cti

o

n

847

Psn Fdb

k

Propo

rtional

C

h

an

nel

In

tegrati

on Channel

843

Psn

Reg

Spd Out

+

+

Psn Fdbk

Sel

135

Act

v S

pT

qPs

Mod

e

313

313

784

PT

P C

om

m

a

nd

76

7

Psn

Dir

ec

t

Re

f

783

P

T

P Speed

FwdR

ef

Fee

dback

Opt

ion

Cards

Po

si

tion

Pr

es

et

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m

in

g

U

ser Ho

m

e

Ps

n

73

8

Σ

836

Psn

A

ctual

In

it

Ac

tv

S

p

T

q

P

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M

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de

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Re

fer

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Ref E

G

R

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t

Σ

723

Psn

Co

mmand

Lo

ad

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d

bk

Se

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Psn

Fd

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Sp

d Pr

ofi

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ro

fil

er

Pr

of

ile

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St

ep

s 1

-1

6

P

t-P

t M

ode

Sel

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ct

ion

PC

AM

Pl

an

ne

r

PL

L

P

lan

ne

r

1392

P

C

AM

Psn

Sele

ct

799

PLL P

sn

Ref S

e

l

Sp

d

Sp

d

Pos

Pos

796

PLL Ext

Spd Sel

147

2

PCAM Vel Out

807

PLL S

pe

ed

Out

( Speed FF Ref )

Ge

ar

Rat

[ N

]

[ D

]

X

x

848

Psn

Gear Rati

o

x

848

P

sn Gear R

a

tio

84

8

Psn Gear

Ratio

15

67

FrctnCom

p

Out

+

Fri

ction

C

omp

1560

FrctnComp

Mode

64

0

Fil

tered

SpdFdbk

PI Regulat

or

Spee

d

C

o

n

tro

l –

R

egu

lat

or (

p

a

g

e: 10)

Le

ad

/L

a

g

F

ilt

er

Le

ad

/L

a

g

Fi

lte

r

645

647

Speed

R

e

g Kp

Speed Reg Ki

636

Speed Reg BW

13

1

Ac

tive

V

el

Fdbk

Fi

nal Spee

d R

ef

597

620

Dr

oo

p RPM

at FLA

66

0

SReg Ou

tput

Limi

t

520

M

ax Fwd Speed

521

M

ax R

e

v Spee

d

640

Filtere

d

SpdFdbk

x

PF

75

5 Re

v_

10.

a

Pa

ge

1

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