Lenze 8400 - Manual (Page 5)

Lenze · 8400 protec HighLine · Reference manual · DMS 3.0 EN · 03/2013 · TD05
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Contents
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5 Motor control (MCTRL) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 127
5.1 Motor selection/Motor data _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 128
5.1.1 Selecting a motor from the motor catalogue in the »Engineer« _ _ _ _ _ _ _ _ _ _ _ _ _ _ 132
5.1.2 Automatic motor data identification _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 134
5.2 Selecting the control mode _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 140
5.2.1 Selection help _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 144
5.3 Defining current and speed limits _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 145
5.4 V/f characteristic control (VFCplus) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 148
5.4.1 Parameterisation dialog/signal flow _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 149
5.4.2 Basic settings _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 151
5.4.2.1 Defining the V/f characteristic shape _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 152
5.4.2.2 Defining current limits (Imax controller) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 153
5.4.3 Optimising the control mode _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 154
5.4.3.1 Adapting the V/f base frequency _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 155
5.4.3.2 Adapting the Vmin boost _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 157
5.4.3.3 Optimising the Imax controller _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 158
5.4.3.4 Optimising the stalling behaviour _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 159
5.4.3.5 Torque limitation _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 160
5.4.3.6 Defining a user-defined V/f characteristic _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 162
5.4.4 Remedies for undesired drive behaviour _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 165
5.5 V/f characteristic control - energy-saving (VFCplusEco) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 166
5.5.1 Parameterisation dialog/signal flow _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 167
5.5.2 Comparison of VFCplusEco - VFCplus _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 169
5.5.3 Basic settings _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 170
5.5.4 Optimising the control mode _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 171
5.5.4.1 Improving the behaviour at high dynamic load changes _ _ _ _ _ _ _ _ _ _ _ 172
5.5.4.2 Adapting the slope limitation for lowering the Eco function _ _ _ _ _ _ _ _ 173
5.5.4.3 Optimising the cos/phi controller _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 173
5.5.5 Remedies for undesired drive behaviour _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 174
5.6 V/f control (VFCplus + encoder) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 176
5.6.1 Parameterisation dialog/signal flow _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 176
5.6.2 Basic settings _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 178
5.6.2.1 Parameterising the slip regulator _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 179
5.7 Sensorless vector control (SLVC) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 182
5.7.1 Parameterisation dialog/signal flow _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 183
5.7.2 Types of control _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 185
5.7.2.1 Speed control with torque limitation _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 185
5.7.2.2 Torque control with speed limitation _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 187
5.7.3 Basic settings _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 188
5.7.4 Optimising the control mode _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 189
5.7.4.1 Optimising the starting performance after a controller enable _ _ _ _ _ _ _ 189
5.7.4.2 Optimise speed controller _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 190
5.7.4.3 Optimising dynamic performance and field weakening behaviour _ _ _ _ _ 191
5.7.4.4 Optimising the stalling behaviour _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 192
5.7.4.5 Optimise response to setpoint changes and determine mass inertia _ _ _ _ 193
5.7.4.6 Slip calculation from motor equivalent circuit diagram data _ _ _ _ _ _ _ _ 195
5.7.4.7 Optimising field feedforward control and torque feedforward control _ _ _ 196
5.7.5 Remedies for undesired drive behaviour _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 197