Fixed Block

Views Updated: Dec 15, 2025

Abbreviation

Pronunciation

/fɪkst blɑk/

First, the fixed block matching is relaxed.
Firstly, on the base of brief analysis of the difference between moving block system and fixed block system, train operation adjustment model under moving block system is built up.
On the basis of comparison among fixed block, quasi moving block and moving block, the problem of intervals control of train tracing has emphatically studied in the condition of moving block.
The moving block system has abandoned the block section of the fixed block system, which has greatly increased the intensity of the trains and improved the capacity of the lines. It makes the moving block system become the developmental trend of the train signal control system.
By the structure of fixed block and fixed bush, not only die is steel saved, but also the ability of exhaust is improved, so the quality of the product is improved.

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