HVDC Back-to-Back System Configuration: Explained

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Discussion Overview

The discussion revolves around the terminology and configuration of HVDC (High Voltage Direct Current) back-to-back systems, focusing on the reasons behind the name "back-to-back" and the characteristics of such systems. The scope includes conceptual clarification and technical explanation.

Discussion Character

  • Conceptual clarification
  • Technical explanation

Main Points Raised

  • One participant questions the origin of the term "back-to-back" in relation to HVDC systems.
  • Another participant suggests that the term is a metaphor from sports, indicating two events occurring consecutively.
  • A further inquiry seeks clarification on the metaphor, confirming the understanding of "immediately one after another."
  • A participant provides a link to a dictionary definition to support the discussion.
  • Another participant describes the simplest configuration of a back-to-back interconnection, noting that it involves two converters located on the same site without a transmission line, and asks for a comparison to the diagram presented.

Areas of Agreement / Disagreement

Participants express differing views on the metaphorical meaning of "back-to-back," and the discussion does not reach a consensus on the terminology or its implications for the HVDC system.

Contextual Notes

The discussion includes assumptions about the understanding of metaphors and technical configurations, which may not be universally shared among participants.

Who May Find This Useful

Individuals interested in HVDC systems, terminology in electrical engineering, and those seeking clarification on technical concepts related to power systems.

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attachment.php?attachmentid=63075&stc=1&d=1382101630.png


The above diagram is for HVDC back to back system. My question is why do we call it back to back system?

Could someone please help me here?
 

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It's a sports metaphor - like two games, back to back.

In this case it is because you see an AC system connected at one end, and another at the other end: back to back.
 
UltrafastPED said:
like two games, back to back.
Could you please explain it? I am guessing "the two games happening immediately one after another. Correct?"
 
The simplest configuration is the back-to-back interconnection in which two converters are on the
same site without a transmission line.

Could someone please indicate the similarity between the bold part of the above sentence and the HVDC back-to-back system diagram above?
 

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