Lenze 8400 TopLine - Manual (Page 6)

Contents
6
Lenze · 8400 TopLine · Reference manual · DMS 6.0 EN · 06/2014 · TD05/TD14
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
5.8 Sensorless control for synchronous motors (SLPSM) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 209
5.8.1 Parameterisation dialog/signal flow _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 211
5.8.2 Types of control _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 214
5.8.3 Basic settings _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 215
5.8.4 Optimising the control mode _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 217
5.8.4.1 Optimise current controller _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 218
5.8.4.2 Optimise speed controller _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 219
5.8.4.3 Optimise response to setpoint changes and determine mass inertia _ _ _ _ 222
5.9 Servo control (SC) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 226
5.9.1 Parameterisation dialog/signal flow _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 227
5.9.2 Types of control _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 232
5.9.2.1 Speed control with torque limitation _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 232
5.9.2.2 Torque control with speed limitation _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 234
5.9.3 Basic settings _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 235
5.9.4 Optimising the control mode _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 236
5.9.4.1 Optimise current controller _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 237
5.9.4.2 Optimise speed controller _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 238
5.9.4.3 Optimise response to setpoint changes and determine mass inertia _ _ _ _ 241
5.9.4.4 Setting the current setpoint filter (band-stop filter) _ _ _ _ _ _ _ _ _ _ _ _ _ 244
5.9.4.5 Adapting the max. acceleration change (jerk limitation) _ _ _ _ _ _ _ _ _ _ 245
5.9.4.6 Slip calculation from motor equivalent circuit diagram data _ _ _ _ _ _ _ _ 246
5.9.4.7 Temperature compensation within the motor control _ _ _ _ _ _ _ _ _ _ _ _ 248
5.9.4.8 Optimising the behaviour of the asynchronous motor
in the field weakening range _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 250
5.9.4.9 Feedforward control of the current controller _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 255
5.10 Parameterisable additional functions _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 256
5.10.1 Selection of switching frequency _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 256
5.10.2 Operation with increased rated power _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 260
5.10.3 Current-dependent stator leakage inductance Ppp(I) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 262
5.10.4 Flying restart function _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 264
5.10.5 DC-injection braking _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 267
5.10.5.1 Manual DC-injection braking (DCB) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 268
5.10.5.2 Automatic DC-injection braking (Auto-DCB) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 268
5.10.6 Slip compensation _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 271
5.10.7 Oscillation damping _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 272
5.10.7.1 Oscillation damping voltage range _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 273
5.10.7.2 Oscillation damping in the field weakening range _ _ _ _ _ _ _ _ _ _ _ _ _ _ 274
5.10.8 Phase sequence reversal for correcting misconnected UVW motor phases _ _ _ _ _ _ _ _ 275
5.10.9 Field weakening for synchronous motors _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 276
5.11 Position control/additive speed specification _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 280
5.12 Braking operation/brake energy management _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 281
5.12.1 Setting the voltage source for braking operation _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 284
5.12.2 Selecting the response to an increase of the DC-bus voltage _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 284
5.12.2.1 Inverter motor brake _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 286
5.12.3 Avoiding thermal overload of the brake resistor _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 289
5.12.4 Control of multiple internal brake choppers in the DC-bus system _ _ _ _ _ _ _ _ _ _ _ _ 289
5.13 Monitoring _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 292
5.13.1 Device overload monitoring (Ixt) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 293
5.13.2 Motor load monitoring (I2xt) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 294
5.13.3 Motor overcurrent monitoring _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 296
5.13.4 Motor temperature monitoring (PTC) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 297
5.13.5 Brake resistor monitoring (I2xt) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 298
5.13.6 Motor phase failure monitoring _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 300
5.13.7 Motor phase error monitoring before operation _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 301
5.13.8 Mains phase failure monitoring _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 303