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Professional To Provide Efficient Energy System
Solutions
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2. Water turbine-Generator unit
HNAC has over 20 years experience of designing and manufacturing and has many items of patent
techninque.The synchronous generators and permanent magnet generators which are manufactured with
advanced technology and excellent machining equipement,will be able to meet the requirement of different
technical condition which matched with various type turbines.HNAC has manufactured the generators of 0.1
to 45MW in capacity.
Francis Water Turbine-Generator Units Francis Turbine Runner and Generator Rotor
Shaft Extension Tubular Turbine-Generator Unit Inclined Type water turbine
Pelton Water Turbine-Generator Unit Pelton Water Turbine Axial Water Turbine-Generator Unit
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3. SCADA System (Computer Monitoring and Control System)
SCADA (Supervisory Control And Data Acquisition) System is suitable for Hydropower station, substation and mining sector
which is based on the computer process control and dispatching automation system. By monitor and control equipments, SCADA
system has the data acquisition, equipment control, measure and parameters adjustment and all kinds of signal alarm and other
functions.
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4. Microprocessor Excitation Equipment
It is used for excitation regulation and control of various synchronous generator and motors of 300MW
and below, which can completely meet the requirements of all operation condition to achieve unattended
(few people on duty).
Main features
For synchronous generator Max. 100MWand synchronous motor5MW
Double configuration of AVR
Max. excitation current limit and force-excitation inverse time limit
Under-excitation limit + loss-of-excitation protection
System voltage automatic tracking
Generator PT line break monitoring and protection
On-line parameter modification and real-time parameters display
Self-diagnosis and fault-recovery
PID regulating
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5. Microprocessor Governor for Water Turbine
It is designed for regulating and controlling of all type of hydraulic turbine units, this microprocessor
governor can help the certain hydropower station to achieve Unattended (few people on duty).
Main features
For all types of hydraulic turbine units (mixed-flow, axial-flow, cross-flow and impulse type)
Adopt standard control valve of hydraulic system.
Rated Oil pressure: 2.5MPa 4.0MPa 6.3MPa 16MPa
PWM digital valve regulating technology
PID Regulating
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6. DC Power supply system
As DC power supplier for circuit breaker and automation device which apply in hydroelectric power station,
transformer substation, switch station, pumping station.
MAIN TECHINICAL DATA
Rated output DC voltage: 48V, 110V, 220V;
Output current: 6A500A;
Capacity of battery: 38Ah3000 Ah;
Stabilized voltage precision 0.5%;
Stabilized current precision 0.5%;
Ripple factor 0.1%;
Power factor 0.98.
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7. High Voltage Switchgear
KYN61-40.5 Metal-clad withdrawable AC metal-enclosed switchgear is used for the complete distribution equipments of
power plant, transformer and hydropower plant system. The device is equipped with Fail-safe functions.
Working voltage:26~40.5kV50 / 60 Hz
Max. working voltage: 40.5kV
Max. rated current: 2000A
Rated short-time withstand current,4s: 20 / 25 / 31.5kA
Rated peak withstand current : 50 / 63 / 80 kA
Steel Enclosure: IP3X
Wide x deep x high: 1400mm x 2800mm x 2600mm
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KYN28-24, KYN28A-12 Metal-clad withdrawable AC metal-enclosed switchgear is used for the complete distribution
equipments of power plant, transformer and hydropower plant system. The device is equipped with Five Preventions
functions.
KYN28-24
Working voltage: 13~24kV 50 / 60 Hz
Max. working voltage: 24kV
Rated current: 1250 / 1600 / 2000 / 2500 / 3150A** With enforced cooling
Rated short-time withstand current,4s: 20 / 31.5 / 40 kA
Rated peak withstand current : 63 / 80 / 100 kA
Steel Enclosure: IP4X
Wide x deep x high: 1000mm x 1800mm x 2300mm
KYN28A-12
Working voltage: 3.6~12kV 50 / 60 Hz
Max. working voltage: 12kV
Rated current: 630 / 1250 / 1600 / 2000 / 2500 /
3150A** With enforced cooling
Rated short-time withstand current, 4s: 16 / 20 / 25 /
31.5 / 40 / 50 kA
Rated peak withstand current :40 / 50 / 63 / 80 / 100 / 125kA
Steel Enclosure: IP4X
Wide x deep x high: 800/1000mm x 1500 /1660mm x 2300mm
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8. Low Voltage Switchgear
GCK, GCS , MNS and GGD series low voltage switchgears apply to the distribution system of power plant, substation,
petrochemical industry, metallurgical industry, traffic energy and high-rise buildings.
Working voltage: AC215V~ 660V 50 / 60Hz;
Bus-bar system up to 6300A;
Full range from 100A to 4000A
Steel Enclosure IP4X up to IP65 IP65 available upon request
9. Low voltage generator unit integrated panel
The Low voltage integrated panel (Integrated panel) is mainly applicable for 400V low voltage water generator unit, which
includes: generator protection system, generator measuring, equipments control system and generator excitation, the
integrated panel even can be used in water turbine control and secondary loop equipments. The integrated panels structure
makes the strong current (Primary part) and weak current (Secondary part) be separated in the panel, this structure
guarantees power station reliable working.
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Automatic Unit control
Emergency stop;
Automatic frequency control
Automatic output power control
Generator excitation and Voltage contro
Automatic synchronization
Generator protection
Electric parameter measurement and display
Generator main breaker
Manual function
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10. ABB &Schneider Switchgear
As a ABB and Schneider close partner, HNAC manufacture the ABB UnigearZS1 type high voltage switchgear and
schneider BLOCKSET type low voltage switchgear with authorized by ABB and Schneider.
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11. Microprocessor Protection Relay
Generator Protection Max. 50MW
Electrical Motor Protection Max. 10MW
Transformer Protection Max. 50MVA
Generator-Transformer Protection Max. 50MVA
Power line Protection Max. 220kV
Bus-bar protection Max. 220kV
Capacitor protection
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12. Technical Exchange and Training
After more than 20 years of developmentHNAC has gained 13 power product patent technology, 24 monitoring & controlling
software Copyrights, and drafting 4 national standards. For promoting the development of electric power technology in the world,
HNAC regularly held technological exchange and training workshops with experts and customers
The partner of ASEM water resources research and development centre
Hunan water conservancy and hydropower automation engineering research centre
China hydropower engineering association training centre
The Ministry of science and technology of China Hydropower Technology foreign aid training partner China
Academician workstation of measurement and control technology
HNACs analogue simulation training room for hydropower station
International training workshop
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International training workshop in workshop
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International training at site
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13. Operational Services
Considering the lack of human resource and technology workers, HNAC can provide the operational management services
for the projects, including operation, maintenance, on-site training for customers employees.
14. Installation and Commissioning
HNAC has a professional and rich experience team, we can provide total installation, installation supervion, debugging and
commissioning services as customers requirements.
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15. Technical Upgrading
To improve the operation performance and more benefits for customers, HNAC can offer comprehensive technical upgrade
proposal and upgrading services in the following aspects:
Equipment Replacement
Capacity Expansion
Automatic Operation
Energy-Saving
Project Rebuilding
Protection system before and after upgrading
High voltage switchgear before and after upgrading
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Control system before and after upgrading
Governor before and after upgrading
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Outdoor Equipment before and after upgrading
16. Compact Prefabricated Substation
The Compact Prefabricated Substation consists of high voltage unit, power transformer, low voltage unit, metering unit
and intelligent system, which is used as the transformation and distribution system for buildings, residential district,
industrial and mining business, shopping malls and hotels, large construction site, public works and temporary construction
site, etc.
Rated voltage: 6~24kV/0.4kV
Rated capacity: 501600kVA
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27. Complete sets of Equipment
Cooperating with famous electric &mechanical OEMSsuch as ABB, SIEMENS, GE, ALSTOM, SCHNEIDER,
DEC,HEC,XEMC, VANGUARD, CWTW, HNAC can provide tailor-made cost-effective equipment by applying scientific Supplier
Administration System & Qualified Supplier Evaluation System
Butterfly Valve Ball Valve
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Transformer
Outdoor electrical equipment
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Power & Control Cable
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Electromotor & Pump
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High voltage & Low voltage VFD
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International Cooperation
HNAC partners in international market
Why people choose HNAC?
Competitive Products
Advance Technology
Grateful Service
Win-win Cooperation
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We are Always available for your contact and cooperation
Add: No. 609, LuSong Rd., LuGu, Changsha, Hunan Province, P. R. China (410205)
http://www.cshnac.com
Email: [email protected]
Tel: +86 731- 8890 6157 Fax: +86 731- 8890 7777
