ALSTOM ALSPA series drives

ALSTOM ALSPA series drives

ALSPA Drives 2000/2001 Product Catalog: Providing Intelligent Drive Solutions for Full Power Range

In the field of industrial automation, the performance, reliability, and flexibility of the drive system are directly related to the efficiency and quality of the production process. As a leader in the global energy and transportation infrastructure market, ALSTOM has launched a full range of drive products covering low to medium voltage, simple speed regulation to high dynamic performance, thanks to its profound accumulation in the fields of power electronics and transmission control. This article is based on ALSTOM's "ALSPA Drives Catalogue 2000/2001" and provides a comprehensive analysis of its product line, core technologies, and application solutions.

ALSTOM Company Overview and Customer Support Services

ALSTOM is a world leading company in the energy and transportation infrastructure market, with business covering six major areas: energy, transmission and distribution, transportation, power conversion, shipbuilding, and engineering contracting. In March 2000, ALSTOM announced the acquisition of ABB's 50% stake in the joint venture company ABB ALSTOM POWER, making it a new business unit under ALSTOM. After the merger, ALSTOM's annual revenue exceeds 20 billion euros and has over 140000 employees in 100 countries worldwide.

ALSTOM is well aware that providing excellent customer support services to customers is crucial. The company philosophy is based on the concept that when the system debugging is completed, the relationship with the customer is just beginning. Providing 'lifelong support' is crucial for the long-term success of the business. ALSTOM's global service organization is committed to working closely with customers to enhance their business performance by ensuring optimal operation of factories and systems, improving availability and system performance. Support services can be tailored to specific industry needs, including:

24-hour telephone hotline

Emergency on-site service for malfunctions

Remote diagnostic facilities

Service and Maintenance Contract

Spare parts supply and inventory management

Repair Service

Outdated product management

Training Center

Maintenance Engineering

Factory and system optimization services

Upgrades and enhancements

Universal Drive System

ALSTOM's power conversion division offers a full range of drive and automation products suitable for all variable speed applications, including pumps, fans, compressors, extruders, etc., with a power range exceeding 100 megawatts. ALSTOM drivers are widely used in the petroleum, natural gas, cement industries, water and waste treatment, power distribution utilities, and numerous other industrial applications. ALSTOM also has recognized expertise in the specification, design, and installation of complete drive systems and power electronics for applications such as test benches, wind turbines, linear motors, gas turbines, soft starters, high-speed compressors, frequency converters, and fuel cells.

Low voltage AC drive product line

1. ALSPA MV500- Simplified Control Driver (0.25kW to 15kW)

The ALSPA MV500 series low-power drivers are designed to reduce cost and complexity. In most applications, installing and using ALSPA MV500 does not require driver knowledge.

Key Features:

Simplified installation and startup

230V and 400V operation for single-phase and three-phase inputs

Quick installation and convenient cable management

Non rotating axis self-tuning function, helpful for quick setting

Standard RS485 serial communication

Intelligent thermal management ensures minimal motor noise and maximum driver protection

High power terminals for easy wiring

Pluggable terminals for quick access

Built in braking transistor for fast dynamic braking (B to D sizes)

Technical specifications:

Motor connection: three-phase, 0 to Umin

Rated motor voltage: 200V to 240V (single-phase or three-phase), 380V to 480V (three-phase)

Rated motor frequency: 50:1 range, maximum 1000Hz

Continuous load capacity: rated current In (constant torque)

Overload capacity: 1.5 x In, 1 minute every 10 minutes

Switching frequency: standard 3kHz, optional 6kHz, 12kHz

Acceleration/deceleration time: 0.1 to 320 seconds/100Hz

Protection functions: overcurrent, overvoltage, undervoltage, 1% current protection, radiator overheating, output ground fault, output short circuit, power drop, serial communication fault, analog signal loss, etc

Options:

MD29 Extended I/O Module

Various fieldbus couplers (FIP, Profibus DP, DeviceNet, InterBus S)

Dynamic braking resistor

RFI filter (Class A/B)

Input line reactor

MD29 programming toolkit and VNTCOM programming software

2. ALSPA MV1000- Intelligent Low Power Drive (0.75kW to 45kW)

The ALSPA MV1000 series is a high-performance, low loss variable speed control unit suitable for applications with a power range of 0.75 kW to 45 kW. It complements the well-known ALSPA MD2000 series in a lower power range and uses the same software and user interface.

Key Features:

Flexible control structure: Standard configuration can choose from five control structures (VVVF frequency control, speed control with/without encoder, torque control with/without encoder)

On site directional control: Advanced control technology integrated on the chip, whether equipped with encoder feedback or not, can achieve excellent control dynamics and accuracy

Configurable functions: The technical controller, summation unit, multiplier, divider, and logic module can be configured through PC driver software

Four quadrant operation: can be achieved through DC braking, brake chopper, common DC bus or power feedback

Global applicability: Suitable for various power supply voltages in different countries within the range of 380V to 480V

Technical specifications:

Power supply voltage: 3AC 380V -15% to 480V+10%

Power frequency: 45 to 65Hz

Power factor: λ N=0.90 inductive; cos φ1 > 0.95

Overload capacity: 150% for 60 seconds, every 10 minutes

Output voltage: 3AC 0V to input voltage

Output frequency: 0 to 400Hz

Efficiency:>0.97

Speed adjustment range: without encoder 1:100 (electric)/1:20 (power generation), with encoder>1:1000

Speed accuracy: 0.5% without encoder, 0.2% with encoder

Protection level: IP20, penetration installation can reach IP41, can provide IP54 cold plate version

Compliant with standards: CE, UL, CSA, EN 61800-3, etc

Optional accessories: including power reactor, power filter, ferrite ring, motor filter, motor reactor, brake module BM12, brake chopper BC32, power and feedback module PS12/24/45, PC interface, CANopen component, PC driver software ALSPAPCS, etc.

Medium voltage drive and dedicated drive system

1. ALSPA VDM and CDM - Medium Voltage Drivers

ALSTOM's medium voltage drive series includes voltage source and current source inverters suitable for all asynchronous, synchronous, and induction motor applications. All industrial needs are met within the medium voltage drive range: new transmission devices, modifications to existing constant speed devices, high torque capability, wide speed range, selection of optimal standard power supply voltage at MV level, selection of optimal standard motor, high efficiency, short-circuit protection, etc.

The medium voltage drive series offers many powerful features: 2 or 4 quadrant capability, excellent dynamic performance, sine wave output waveform, lowest cable cost, modern digital control, complete historical records and fault diagnosis, fieldbus and serial interface options, compatibility with the ALSTOM monitoring software series.

Compared with competitive driving systems, the advantages brought by medium voltage range technology include: close to unity power factor, reactive power compensation through active front-end, flexible power system connection, low harmonic distortion, regenerative energy, and direct connection up to 10kV without the need for output transformers.

2. SYNC HRODRIVE and Static Inverter - Control and Start of Synchronous Motor

SYNC HRODRIVE is a current source, load commutated inverter that enables smooth speed control of synchronous motors. These drivers are highly suitable for applications that require high dynamic performance for constant torque loads or centrifugal loads. The multifunctional and energy-saving control system used internally by SYNC HRODRIVE can achieve a return on investment period as short as 12 months within the process working cycle compared to fixed speed drives.

The needs met by the SYNC HRODRIVE series:

New transmission device

Modification of existing fixed speed synchronous motors

High torque capability

Soft start of large synchronous motors

Design of high and low voltage motors

20: 1 Speed range

Features: Complete historical records and fault diagnosis, four quadrant capability, good dynamic performance and quick response to load changes, no fuse design (using fast electronic protection).

Soft start application: In this case, SYNC HRODRIVE is used as a static frequency converter to start large synchronous motors. The design and manufacturing of SFC require comprehensive expertise in power electronics technology, as well as the ability to ensure the best match between the start-up SFC and the machine. ALSTOM has extensive experience and expertise in providing start-up systems, and technological advancements have led to significant simplification of converters and related control systems.

3. CYCLODRIVE - Induction or synchronous motor control for low-speed/high torque applications

CYCLODRIVE is a series of cyclic inverter drive systems that are highly suitable for applications involving high power, harsh operating cycles, optimal dynamic performance, and low-speed operation. The CYCLODRIVE series meets the requirements of excellent dynamic performance, four quadrant capability, wide weak magnetic range, high motor design freedom (such as adapting to narrow spaces, low inertia, etc.), and high torque throughout the entire speed range.

Features: 1000:1 speed range, complete historical records and fault diagnosis, simple and validated converter, significant advantages over DC motor technology, suitable for induction or synchronous motors.

Typical applications: high-performance rolling mills and roller drives, mine hoists, ship propulsion, semi autogenous mills and ball mills, cement mills, large conveyors and crushers, testing facilities, large centrifuges, etc.

Advanced driving technology

1. ALSPA MV3000- Revolution in Drive Technology (22kW to 315kW)

The innovative ALSPA MV3000 is ALSTOM's fifth generation AC variable speed drive. Its design runs through the concept of 'easy ownership', setting new standards for variable speed drives in terms of size, ease of use, and process usability. With a power of up to 3600kW and a voltage of up to 690V, it has VVVF, encoder, vector and flux vector control modes, as well as a wide range of application functions.

Three key areas for improvement:

MicroCubicle ™ Concept: The ALSPA MV3000, capable of up to 315kW, adopts a chassis unit format and utilizes MicroCubic technology ™ concept This means that all components can be accessed from the front, there is space inside the unit for specific application enhancements, and the bookshelf format and side-by-side installation can achieve maximum packing density.

Drive Data Manager ™： The keyboard concept has been redefined, featuring menu navigation, online help, quick start, and instrument functions, all wrapped in an ergonomic large, easy to read display design.

NoStop ™ Concept: By monitoring key aspects of the process, environment, and itself, MV3000 can not only protect itself, but also take intelligent actions under adverse process conditions, which means higher factory availability and process problem warning.

DEITA format: ranging from 315kW to 3600kW, ALSPA MV3000 is provided in DEITA format. The DEITA format driver can be provided as a set of components ready for installation in a cabinet, or as a fully built and tested package ready for on-site installation. The DEITA format driver adopts a modular structure and uses the same control system as the ALSPA MV3000 chassis unit NoStop ™ Concept and Drive Data Manager ™， And combined with up to 6 DEITA inverter modules running in parallel.

2. ALSPA MD2000- Active Energy Management (18.5kW to 4.5MW)

What does AEM (Active Energy Management) mean? The ALSPA MD2000 AEM unit ensures power friendly characteristics regardless of operating conditions, as the motor pulse inverter MPS is also used as the main pulse inverter NPS, utilizing active front-end technology.

The main features of AEM are:

Control the phase position of the power supply current: phase shifting operation can be performed even at low levels, which means that regardless of the cos φ of the motor, only the required active power (unity power factor) needs to be obtained from the power supply.

Bidirectional energy control: Regardless of whether the drive is electric or braking, energy can be obtained from or fed back to the power source, avoiding the conversion of heat during the braking process.

Extremely high dynamic line current control: Adapting to the extremely high dynamics of motor current control, providing unique dynamic system response.

Sinusoidal line side current control: By using PWM switching IGBT semiconductor switches, non sinusoidal power supply currents that occur in diode rectifiers or thyristor inverters are avoided, reducing the line current distortion coefficient to 3% to 6%.

Typical applications:

Wind turbines: ALSTOM has provided stator or rotor AEM applications with power up to 1.5MW.

Test bench driver: A test bench for motors, gearboxes, rear axles, and complete drive systems, now equipped with ALSPA MD2000 AEM, enabling it to load the test object under real load and speed conditions.

DC driver

1. ALSPA VNTC (single quadrant) and WNTC (four quadrant) digital DC drivers

ALSPA VNTC (single quadrant) and WNTC (four quadrant) are compact, flexible, microprocessor controlled digital drivers used to power DC motors ranging from 9kW to 1.25MW. These drivers are fully configurable, and can be configured locally through the keypad or remotely through a PC. They can communicate with any data processing system through ALSPA F8000, WorldFIP, or any fieldbus or industrial network.

Key Features:

Durable and sturdy, suitable for simple applications or integrated into complex systems

Easy configuration through a small keyboard with only six keys and two displays

Many parameters are organized according to functional menus, which can be used to customize drivers and adapt to special applications

ALSPA VNTCOM (third-generation programming software tool) allows intelligent navigation function menu

Simple diagnosis: During fault detection, control parameters are stored for display and analysis

Software extension options: Second serial interface, dedicated program, etc

General Command Module for Single Quadrant and Four Quadrant Drivers

Speed measurement using a tachometer generator or pulse generator

Not sensitive to phase sequence

No need for network frequency adaptation

Speed control accuracy: 0.1% (full load variation)

Demagnetization protection

Built in up to 8A magnetic flux controller

Series or parallel 12 pulse installation

Electronic overload protection

Instantaneous overcurrent trip

Speed feedback loss protection

phase loss protection

Current overload: 150% of rated current for 30 seconds

Load dl/dt limit

Options: External drive controlled 20A flux module, 525V/660V power supply, WorldFIP and ALSPA F8000 fieldbus connection, 12 pulse power supply, additional options for MD29 circuit (second serial link, center winding system, digital speed control, PID control, user programming), etc.

Model range: VNTC and WNTC series from 4025E (7.5kW, 25A) to 41850E (750kW, 1850A), as well as corresponding line reactors.

Soft starter

1. ALSPA DNTA-6 Pulse Digital Starter (19A to 1000A)

The ALSPA DNTA 6 pulse digital starter using vector control is a new step forward in starting induction motors. It effectively provides gradual and optimal starting for the motor, as well as controlled process deceleration and improved availability.

Technical features:

Startup mode: current limiting startup, vector control startup

Stop mode: Free parking, controlled deceleration (for pumps)

Motor protection: thermal protection, phase loss, unbalanced phase, motor disabled, motor thermistor PTC

Pump protection: No load operation Imin、fmax

Measurement: V1, Cos φ, kW, accuracy 2%

Energy consumption: kWh and operating time (hours)

Special functions: preheating, overspeed prevention, energy saving, automatic restart after power drop

Digital input: run, stop, controlled deceleration, quick stop

Analog output: I (Amp) or P (kW) as 4-20mA signal

Serial link: Modbus/Jbus, RS485, PC RS232

Standards: CE, EN 60947-1, EN 60947-4-2, EN 61000-4 series, etc

Application:

Pump: Vector control start (<3FLC), no-load operation protection, controlled deceleration (suppressing water hammer), automatic restart due to power drop, preheating

Fan: limited current start, adaptive start current (depending on fan rating, inertia, etc.), optimal start under all conditions

Mining machinery: limited current starting and adaptive starting current (depending on the load) for variable load machinery, applications include conveyors, crushers, mills, etc

Compressor: limited current start, adaptive start current (depending on compressor load), applications include reciprocating compressors, screw compressors, centrifugal compressors

Power generation equipment: The motor on the power generation equipment starts, reducing active and reactive power, reducing the required generator size, and significantly saving capital costs

Product range: The DNTA series covers a current range from 19A to 1000A and is suitable for voltage levels from 220V to 690V.