Torq u e control - torq u e, T as k 1 ) – Rockwell Automation 20D PowerFlex 700S AC Drives with Phase II Control Programming Manual User Manual

Page 180

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180

Rockwell Automation Publication 20D-PM001C-EN-P - July 2013

Appendix C

Control Block Diagrams

torque_control_torq.eps

59

302

69

Min

M

a

x

A

bs

Min

0

1

2

3

4

5

6

111

X

112

113

114

115

S

pd Reg PI O

u

t

[5

H

4

]

FricComp Trq Add

[4

G

4

]

Inerti

a

Trq Add

[4

H

5

]

Torq

u

e Ref

1

Torq

u

e Ref

1

Div

Torq

u

e Ref

2

Torq

u

e Ref

2

M

u

lt

Torq

u

e Trim

S

pd

/Torq

u

e Mode

0

Power

Limit C

a

lc

B

us

Volt

Reg

u

la

tor

Limit

401

306

128

127

300

Min

M

a

x

353

125

126

0

1

157

10

116

Torq

u

e

S

tep

0

1

157

09

0

Logic Ctrl

S

ta

te

(Forced

S

pd

)

Logic Ctrl

S

ta

te

(Torq Ref En

)

118

Notch Filt Freq

Limit

Motor

S

pd Fd

b

k

DC B

us

Volt

a

ge

R

a

ted Volt

s

Mtring Power Lim

Regen Power Lim

Torq

u

e Po

s

Limit

Torq

u

e Neg Limit

Iq Act

ua

l Lim

Br

a

ke

/B

us

Cnfg

(B

us

Reg En

)

304

Limit

S

ta

tus

303

Motor Torq

u

e Ref

Torq

u

e Control

-

Torq

u

e

(T

as

k 1

)

from

S

peed Control

/

123

124

Torq

u

e Po

s

Lim Actl

Torq

u

e NegLim Actl

1

2

3

4

5

6

B

A

D

C

F

E

H

G

I

414

00

02

&

X

X

415

Br

a

ke

/B

us

Cnfg

(B

ra

ke En

ab

le

)

(B

us

Ref High

)

B

us

Reg

/Br

a

ke Ref

X

/

-1

319

S

elected Trq Ref

Notch

II

R

117

NotchAtten

ua

tion

-1

C

u

r Lim MC

Fl

u

x

Fl

u

x

414

03

+

+

Inerti

a

Ad

a

ption

9

300

Tot

a

l Inerti

a

Motor

S

pd Fd

b

k

132

00

01

Inert Ad

a

pt

S

el

(Inrti

a

Ad

a

pt

)

(L

o

a

d E

s

t)

(Fir

s

t Diff

)

133

134

Inert Ad

a

pt BW

Inert Ad

a

pt G

a

in

+

+

+

-

+

+

+

+

+

+

+

+

+

+

100

2

0

.045

from

8H

2

-

+

110

7

8

S

la

t

Min

S

la

t

M

a

x

1

89

100

S

peed Error

2

nd

Order

LP

ass

Filter

119

120

S

LAT Error

S

etpoint

S

LAT Dwell Time

S

LAT Forced

S

pd

109

108

48

S

pd Reg TP

02

[5

C

4

]

Te

s

tPoint

s

P

130 Trq

Ref

TP

S

el

P

131

Trq Ref TP D

a

ta

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