Control Techniques Elevator Drive Solution

Control Techniques Control Techniques Elevator Drive SolutionElevator Drive SolutionTang Poi ToongApril 2005

3 Emerson Confidential


- for AC Drives - for AC Drives

The Unidrive Concept- Universal Drives

Range Universal Option Modules

- New STANDARDFeaturesAttention to DetailThe Solutions Platform

The Unidrive Concept - WhyThe The UnidriveUnidrive Concept Concept -- WhyWhy

Option Based FlexibilityApplication module to facilitate complete Machine control within the driveConnectivity via

Range of Fieldbus Communications interfacesRange of Feedback interfaces

Universal Controller for Induction Motors

Open Loop V/FSensorless VectorClosed Loop Flux VectorPermanent Magnet Servo Motors

Closed Loop with alternate feedback devices Linear motorsSine Wave Regeneration to Supply

• Universal concept brings Customer benefits from single

product training, stocking, software and programming tools

• Flexibility allows the Customer to design what is best for each

application

• Point of Customisation is with the Customer

-- Universal RangeUniversal Range654321

400V575V690V

220V

7

3055 90 20013245 75 110 18555 90 160 225

18.5

1530155.5

7.52.2

NEAR FUTURENOW


-- Universal Option Module RangeUniversal Option Module Range

SM-I/O Plus

SM- Profibus DP

SM-Applications

SM-Encoder Plus

SM-CANopen

SM- DeviceNet

Application Module (incl CTNet)

Profibus DPDevicenet Interbus SCANopen EthernetSercosExtra I/O2nd EncoderResolverSLM‘Easy Motion’


- One drive meeting global standards

• IEC 61000-3-4 Supply Conditions• IEC 60146-1-1 Supply Conditions• IEC 61800IEC 61800--3 Drive EMC Standard3 Drive EMC Standard• IEC 61800-5 Safety• IEC 60364-4-41 Safety• IEC 60950 Safety• IEC 60664-1 Insulation.• IEC 60068-2 Physical environmental tests• IEC 61131-2 I/O• EN60529 Ingress protection.• EN50178 Electrical Safety• EN50081-2, EN50082-2 EMC•• EN954EN954--1 Machine Safety1 Machine Safety•• EN81EN81--1 Elevator Safety Standard1 Elevator Safety Standard• UL508C, UL873, UL840, UL94V1


-- Global power suppliesGlobal power supplies

200/240V 3ph, 50/60Hz380/480V 3ph, 50/60Hz500/600V 3ph, 50/60Hz - New500/690V 3ph, 50/60Hz - New

Plus 48V DC supply input• Emergency battery operation for lift rescue• Limited speed set up for Machine Tool robot cells


- Generous Dual RatingO

verlo

ad ( %

)

175% / Heavy Duty– Closed Loop and Servo

150% / Heavy Duty – Open Loop

110% / Normal Duty – Open Loop

Overload Duration (Seconds)


Universal Option Module AssemblyApplication Module (inclCTNet)Profibus DPDevicenet Interbus SCANopen Ethernet SERCOSExtra I/O2nd EncoderResolverSLM“Easy Motion”PowerTools

Designed to Empower

ApplicationsEngineers


Operating Modes:Operating Modes:Operating Modes:

Sensorless Vector

Closed Loop Vector PermanentMagnet

Regeneration


Operating Modes: Sensorless VectorOperating Modes: Operating Modes: Sensorless Sensorless VectorVectorInduction Motor without Encoder– Sensorless Vector Control

• Open Loop Operation• Good starting torque, even at low speed• Internal S- Ramp with high comfort• Integrated Brake control for low jerk

– Application• Geared induction motor• Floor level accuracy < 5 mm• Speed = 1,0 m/s• Load = 630 kg

M3φ


Operating Modes: Closed Loop Flux VectorOperating Modes: Closed Loop Flux VectorOperating Modes: Closed Loop Flux Vector

Induction Motor with Speed Feedback– Closed Loop Vector Control

• Exact Floor Level Position• Lowest Current by Motor Model Adaptation• Jerk Free Operation

– Application• Geared / Gearless induction motor• Floor level accuracy < 1~2 mm• Speed < 1~6 m/s• Load < 8000 kg

M3φ

E


Operating Modes: Servo (Gearless)Operating Modes: Servo (Gearless)Operating Modes: Servo (Gearless)

Permanent Magnet Synchronous Motor with Feedback– PM Synchronous Motor Control

• Exact Floor Level Position• Automatic tuning of the commutation angle• Jerk Free Operation

– Application• Geared/Gearless PM machine• Floor level accuracy < 1~2 mm• Speed < 1~6 m/s• Load < 2000 kg

M3φ

E


Operating Modes: RegenerationOperating Modes: RegenerationOperating Modes: Regeneration

Sinusoidal Supply and Regen Operation– Regeneration Control

• Energy saving by Feeding brake energy back into mains • Friendly Main Incoming – pure sinusoidal current waveform• Adaptable to wide range of Main Incoming Supply

– Application:• Speed > 2.5 m/s• Load > 1500 kg

M3φ

E


Operating Modes: RegenerationOperating Modes: RegenerationOperating Modes: RegenerationEnergy Savings Sinusoidal Input Current WaveformInput Current – Near Unity Power FactorStable Operating under Main Incoming FluctuationMinimal Harmonics Current on a Balanced Supply

L1L2L3


Dynamic Braking Dynamic Braking Dynamic Braking In-Built Dynamic Braking Transistor Unit.Dynamic Braking Resistor to be fitted externally.


Dynamic Braking Dynamic Braking Dynamic Braking


Universal Feedback - NEW Universal Feedback Universal Feedback -- NEW NEW 14 possible configurations for both standard and optional feedback devices.Incremental EncodersSSI (Synchronous Serial Interface) absolute encoders– Binary– Grey Code

Sin-Cos High Resolution Encoders– RS485 HiperfaceTM format – EnDatTM format

ResolverFrequency & DirectionCW/CCW5, 8 or 15VDC


Secure Disable - NEWSecure Disable Secure Disable -- NEWNEW

Using ContactorOld method

Using SECURE DISABLE

SP

Machine Safety!


Secure Disable – NEWSecure Disable Secure Disable –– NEWNEW

Conforms to EN81-1


Secure Disable - NEWSecure Disable Secure Disable -- NEWNEW

Conventional Design

Secure DisableSecure Disable


Secure Disable - NEWSecure Disable Secure Disable -- NEWNEWPrevent Drive from generating torque on the motor shaft, with a high level of integrityIncorporated into safety of machineSecure Disable is fail-safe– When input is disconnected, Drive will not supply output to motor

even with a combination of internal faults

Secure Disable is a hardware protection– Not Dependent on the firmware of Drive


Secure Disable – NEWSecure Disable Secure Disable –– NEWNEW

Conforms to EN954-1 Cat. 3

Secure Disable – EN81-1Secure Disable Secure Disable –– EN81EN81--11


Electromagnetic Compatibility Electromagnetic Compatibility Electromagnetic Compatibility

Standard - In-built EMC Filter (Removable)


Electromagnetic Compatibility Electromagnetic Compatibility Electromagnetic Compatibility Immunity Compliance – Standard Drive– IEC61000-4-2 & EN61000-4-2 Electrostatic Discharge– IEC61000-4-3 & EN61000-4-3 Radio Frequency Radiated Field– IEC61000-4-4 & EN61000-4-4 Fast Transient Burst– IEC61000-4-5 & EN61000-4-5 Surges– IEC61000-4-6 & EN61000-4-6 Conducted Radio Frequency– IEC61000-4-11 & EN61000-4-11 Voltage Dips & Interruptions– EN50082-1, IEC61000-6-1 & EN61000-6-1

Generic Immunity Standard for Residential, Commercial & Light Industrial Environment

– EN50082-2, IEC61000-6-2 & EN61000-6-2Generic Immunity Standard for Industrial Environment

– EN61800-3, IEC61800-3 & EN61800-3Product Standard for Adjustable Speed Power Drive Systems


Electromagnetic Compatibility Electromagnetic Compatibility Electromagnetic Compatibility Emission Compliance– EN61800-3 2nd Environment with Motor Cable up to 4m length

Standard Drive – In-built EMC Filter– EN61800-3 2nd Environment with Motor Cable up to 10m length

Standard Drive – In-built EMC Filter + External Ferrite Ring– EN50081-2 & EN61000-6-4 Industrial Generic Standard

EN61800-3 1st Environment Restricted DistributionStandard Drive + External Optional EMC Filter

– EN50081-1 & EN61000-6-3 Residential Generic StandardEN61800-3 1st Environment Unrestricted DistributionStandard Drive + External Optional EMC Filter


48VDC – Automatic Rescue - NEW 4848VDC VDC –– Automatic Rescue Automatic Rescue -- NEW NEW Offers operation possibility during loss of 3φ incoming line supply.Allows for Battery supply to be connected to 48VDC terminalsEmergency Rescue at maximum 10% of machine full load speedMinimum continuous operating voltage: 36VDCNominal Continuous Operating Voltage: 48 to 72VDC for Size 2, 3 & 4. Up to 96VDC for Size 5Meets Extra Low Voltage (ELV) safety requirements

Control Techniques Elevator Drive Solution

Documents