High Voltage Direct Current (HVDC) technology is an essential component in modern power transmission networks, offering several advantages over traditional alternating current (AC) systems, especially for long-distance transmission. HVDC systems employ various gearbox options and conversion technologies to efficiently convert power between AC and DC forms.
Two primary conversion technologies are Line Commutated Converters (LCC) and Voltage Source Converters (VSC), each with distinct characteristics and applications. LCCs, traditionally used due to their robustness and cost-effectiveness, rely on thyristors and require a stable grid for commutation. In contrast, VSCs utilize Insulated Gate Bipolar Transistors (IGBTs) to provide more flexible control and the ability to operate in weak grid conditions.
The HVDC system design includes several critical components and concepts to ensure efficient and reliable power transmission. Transmission modes like monopole and bipolar offer different benefits in terms of efficiency, fault tolerance, and ground return use. The concept of a grounded electrode in monopole systems provides a return path for the current and helps in reducing the system’s overall environmental impact. The design of converter stations is a complex process involving the layout of valve halls and converter valves, critical for converting power between AC and DC.
Additionally, HVDC systems require meticulous planning in conductor selection, tower design, and routing to optimize performance and minimize losses. Key to maintaining system quality are measures like reactive power compensation, harmonic filtering, and the use of smoothing reactors. These components work together to stabilize the transmission, reduce losses, and ensure the safety and reliability of the HVDC link. For instance, in a 550kV HVDC project, these principles are applied to design a system that can efficiently transmit large amounts of power over long distances with minimal environmental impact and cost.
- A brief overview of the gearbox options and available conversion technologies
- Monopole trasmission
- Bi-pole Transmission
- The idea of a grounded electrode
- Concepts of routing
- Line commutated converter(LCC)
- Voltage source converters
- LCC station Design
- Design of Converter Station
- Design of Valve Hall and Converter Valve
- Conductor selection and tower description
- Compensation for Reactive Power
- Harmonic Filter Design
- Concept applications for the instance of the 550kV HVDC project
- Design of Smoothing Reactors
Trainer:
- EXPERIENCE: 17+ Years (Has done a lot of projects in Pakistan and the Gulf)
Other Details
- Training Mode
- Online
- Who Should Attend?
- Engineers, Consultants, Managers
- Duration
- 5 days – 3-4 hrs. /Day
- Payment
- Full Advance for the Individual: Self-sponsored (Advance payment transition)
- PO- For company-sponsored delegates (cross cheque in favor of industrial mentors)
Course Features
- Complete Training session recordings.
- The Certificate.
- A lot of literature, standards, and papers
- Case Studies for Practice
- Will handle all queries and questions.
- Future support in case of queries