SEW齿轮减速机.ppt

Voith Turbocoupling
with constant filling
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Principle of a Voith Turbocoupling
Motor
Pump
Turbine
coupling
Oilflow
Turbinewheel
Pumpenwheel
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Voith Turbocouplings with constant filling
Basic design
Pump wheel
Turbine wheel
Outer shell
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Voith Turbocoupling Type T
Operating conditions
Normal rating
stationary
starting
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Torque characteristic dependent of the
degree of filling
Primary characteristic
2
filling 80%
M1
Secondary characteristic
1
0
100
n1 %
Mnom
70%
60%
50%
40%
M2
Mnom
Mnom
0
100
n1 %
S
Slip
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Basic designs of constant filled couplings
T
TV/TVV
TVVS
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Voith Turbocoupling Type TRI und TVRI
Without or with delay chamber;
with support vee-belt pulley
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Characteristic curves
TM
TL
TK
TN
TL
J
=
=
=
=
=
=
Motortorque
Loadtorque
Couplingtorque
Rated torque
const.
const.
Run up
driven mach.
Motortorque
Motor run up
Motorspeed
Speed
time 5 Sec.
40 Sec.
2
1
0
2
1,6
1,4
1
TK
TM
TK
TL
T/TN
T/TN
T/TN
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Power transmission
diagram
Silumin hor quenched
Motorspeed [min-1]
Rated power
3200
[ KW ]
1600
800
400
200
75
55
30
15
7,5
3
1,5
0,37
0,55
300
400
600
800
1500
2000
4000
3000
1150 D
1150
1000
866
750
650
562
487
422
366
274 D
274
206 D
206
154 D
154
50 Hz
60 Hz
600
750
900
1800
3600
Example:
Motorspeed 1500 min -1
Rated power 55 kW
= Coupling size 422
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inner- / outerwheel drive - definition
inner wheel
outer wheel
motor
motor
Outer Wheel drive
Inner Wheel drive
power
motor
outer wheel
inner wheel
input
ge