power industry and turbines€¦ · test rigs development and manufacture, modernization, service....
TRANSCRIPT
PT GROUP COMPANY
The PT GROUP company more than 10 years effectively solves engineering problems in the energy industry of Russia. The company specializes in introducing innovative systems for regulating, controlling and protecting turbines; develops and manufactures electromechanical drives, automatic control systems and software.
>1202009Year of foundation More than 60
employees, incl. 6 PhDs
Office and produc-tion areas >1100 m2
Own production of electric cylinders
Long-term ser-vice for custom-
ers
Projects com-pleted in Russia, CIS, E. Europe
Design self-regulatory organization (SRO) approvals
Installation SRO approvals The Federal Security Services license ISO 9001-2015 certified
CAPABILITIES
PRODUCTION AND SUPPLY
Supply of specialized equipment, instruments and spare parts.
• Electric cylinders of foreign production and own development.• Controllers for regulating low-power turbines and compressors.• Linear and rotational position sensors for demanding environments.• Cable kits, accessories and more.
Own production of electromechanical drives, control cabinets and mechanical structures (attachment, docking, etc.)
SERVICE MAINTENANCE
Comprehensive support throughout the equipment life cycle.Service center in Moscow, mobile teams to perform repair work on customers' areas.
• Extended warranty.• Technical and operational support.• Carrying out technical maintenance.• Carrying out routine maintenance and scheduled repairs.• Supply of spare parts, components and consumables.• Long-term service contracts.
ENGINEERING SOLUTIONS
Development and implementation of engineering solutions with the selection and supply of equipment.
• Unique drive solutions for turbine control systems based on electric cylinders.• Overspeed protection systems for turbines and other industrial equipment with rotating components.• Innovative product «Electric cylinders» for controlling processes with linear and rotational motion.
CUSTOMERS
ENERGY COMPANIES
• Inter RAO• OGK-2• RusHydro• Yunipro• TGK-1• Enel Russia• Nord Hydro• T Plus• Fortum• Bashkir Generation Company• SE Belenergo, Belarus• Uzbekenergo, Uzbekistan• and many others.
INDUSTRIAL HOLDINGS
• Sibur• EuroChem• Lukoil• Transneft• UralChem• PhosAgro• Akron• Tolyattiazot• Nizhnekamskneftekhim• SOCAR, Azerbaijan• AB Achema, Lithuania• Tameh Holding, Poland• and many others.
There are more than 80 enterprises in Russia, the CIS and Eastern Europe.Experience with electromechanical actuators over 12 years.
ACTIVITIES
POWER INDUSTRY AND TURBINESControl and protection of steam, gas and hydraulic turbines.
TEST RIGSDevelopment and manufacture, modernization, service.
HYDROTECHNICAL CONSTRUCTIONSWater gates operation systems.
POWER QUALITYFactory power supply protection and energy quality systems.
CONTROL OF HIGH POWER STEAM TURBINES
APPLICATIONS
Steam turbines with capacity from 16 MW.
Modernization of the pilot spool control system based on an electromechanical actuator.
COMPONENTS
Drive solutions «Electric cylinders».
Electromechanical actuator.
Linear position sensor (LVDT).
A set of cable assemblies.
Connecting node.
ADVANTAGES
Accuracy of maintenance of operating speed.
Fast exit to the mode after idle time.
High dynamics in emergency conditions.
Lack of mechanical feedbacks and zones insensitivity.
Lack of fine oil filters.
Low operating costs (maintenance 1 every 2-3 years).
DISADVANTAGES OF DEPRECATED SYSTEMS
• Low speed accuracy.• Long reaction on starting and anti-surge regimes.• Long exit to the mode at block input in a uniform network.• Lack of service modes of operation.• Sensitivity to the quality and timing of maintenance.• Fire hazard.
Drive solutions «Electric cylinders»
Hydromechanical regulator
Mechanical feedback
4-20 mA
Electromechanical actuator
Position sensor
Pilot valve
Control valve
Turbine
REFERENCES
• Inter RAO (6 TPP)• OGK-2 (5 TPP)• Unipro (3 TPP)• T Plus (2 TPP)• Enel Russia• Fortum• Bashkir Generation Company• Floating power unit Mikhail Lomonosov
• DTEK (2 TPP), Ukraine• Belenergo, Belarus• Uzbekenergo, Uzbekistan• SOCAR, Azerbaijan
A total of more than 40 power plants.
CONTROL OF LOW POWER STEAM TURBINES
DISADVANTAGES OF DEPRECATED SYSTEMS
• Availability of oil facilities.• Large variation in shaft speed.• Long reaction on starting and anti-surge regimes.• Difficult reconfiguration of regulation dynamics.• Sensitivity to the quality and timing of maintenance.• Fire hazard.
APPLICATIONS
Steam turbines up to 32 MW.
Complete replacement of the hydromechanical actuator of the control valve with an electromechanical actuator.
COMPONENTS
Integrated control system or drive solutions «Electric cylinders».
Electromechanical actuator with handwheel.
A set of cable assemblies.
Connecting node.
ADVANTAGES
Accuracy of maintenance of operating speed.
High dynamics in emergency conditions.
Operative change-over of regulation dynamics.
The possibility of system redundant for demanding applications.
Fast exit to the mode after idle time.
Low operating costs (maintenance 1 every 2-3 years).
Mechanical feedback
Control valve
Turbine
Electromechanical actuator
Integrated control system
Pilot valve
Hydromechanical regulator
REFERENCES
• Sibur Holding (3 Enterprises)• EuroChem (3 Enterprises)• UralChem (2 Enterprises)• Nizhnekamskneftekhim• Tolyattiazot• Acron• PhosAgro• Minudobrenie, Rossosh• Azot, Kemerovo
• AB Achema, Lithuania• Tameh Holding, Poland
A total of more than 30 industrial enterprises.
APPLICATIONS
Steam turbines up to 1 MW with / without stop valve.
The petrochemical (compressors, exhausters, working medium transfer pumps) and chemical (oil pumps) industries.
COMPONENTS
Controller.
Electric cylinder with built-in control unit.
Speed sensors.
A set of cable assemblies.
Connecting node.
ADVANTAGES
High precision control.
Use without automation cabinets (including hazardous areas).
Built-in over speed protection.
Tracking parameters and events in «real time».
Configuring and testing configurations using a PC (via usb), including without starting the turbine, self-diagnosis mode.
Low capital and operating costs.
STEAM TURBINE CONTROL
Controller
Electric cylinder
Control valve
Turbine
Speed sensor
Pressure feedback
Compressor
DRIVE SOLUTIONS «ELECTRIC CYLINDERS»
APPLICATIONS
Technological processes with high dynamics, frequency and high requirements for positioning accuracy.
COMPONENTS
Drive solutions «Electric cylinders».
Electromechanical actuator.
A set of cable assemblies.
ADVANTAGES
Reliability proven by time - in operation since 2009.
Fully Russian-language interface and user manual.
Powerful Windows based configurator for configuration, management and remote diagnostics.
Digital protocol support.
Special modes for installation on valves.
Duplication of input signals.
distance up to 200 m
Electromechanical actuator
Setup and testing
Control block
PCS upper level
OVERSPEED PROTECTION SYSTEMS
APPLICATIONS
Steam and gas turbines.
COMPONENTS
Triple channel (TMR) controller for 2oo3
Speed sensors.
Isolating barrier.
Hydraulic trip system.
A set of cable assemblies.
ADVANTAGES
Triple modular redundancy (TMR) of the system from exceeding the permissible rotor speed.
20 years of use of the unit without stopping for maintenance of the security system.
Automatic generator and auto interrogation mode of indoor units.
Certification of the Customs Union in metrology and explosion protection.
CONTROL AND PROTECTION OF ROTARY EQUIPMENT
• Transneft (more than 10 oil pumping stations)
APPLICATIONS
Pumps and compressors with speeds up to 25,000 rpm under difficult conditions of use.
COMPONENTS
Rotation speed monitor.
Speed sensors.
Isolating barrier.
A set of cable assemblies.
ADVANTAGES
Use in conditions when installation of standard sensors of rotation is impossible.
Work in 0 zone of explosion protection.
Resistance to clogging.
Normalized speed signal at the exit from the system.
CONTROL HYDRAULIC AND GAS TURBINES
PCS upper level
Control cabinet
Redundant electric cylinder
Backup power cabinet
APPLICATIONS
Radial-axial hydro turbines with a capacity of up to 40 MW.
Gas turbines with a capacity of up to 30 MW.
The force on the rod to 400 kN.
COMPONENTS
Redundant electric cylinder.
Control cabinet electric cylinders.
Backup power cabinet.
A set of cable assemblies.
ADVANTAGES
The possibility of duplication of equipment.
Highest reliability.
Fast installation and commissioning of equipment.
Low maintenance.
Convenient integration into the PCS upper level.
Easy maintenance.
Environmental friendliness.
Control cabinet
REFERENCES
• TGK-1 (2 HPPs)• Lukoil
• Gas Turbines• REPH• Zorya-Mashproekt, Ukraine
CONTROL OF HIGH-SPEED PIPE ARMATURE
Progressive valve operation algorithm
APPLICATIONS
Pipeline valves with increased requirements for the dynamics and speed of closure: gas and fuel valves.
Rod force up to 15 kN, speed up to 0.5 m/s.
COMPONENTS
Electric cylinder with built-in control unit.
A set of cable assemblies.
Connecting node.
ADVANTAGES
Built-in control unit, only power supply and control signal are needed.
Actuator response time <5 ms, valve full closing time <1 s.
Explosion protection in zone 2, IP 65/66.
Convenient integration into the PCS upper level.
Electric cylinder
PCS upper level
Setup and testing
Position operation
Effort operation
