根据现行消防规范，对消防排烟风机、正压风机控制电路进行了优化，以提高系统的可靠性。

Based on the present fire protection code, optimizes control circuits of smoke control and extraction fans and pressurization fans, in order to increase the reliability of the system.

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由于该项目的复杂性造成消防设计存在它的特点和难点，文章侧重探讨该项目的防排烟系统设计思路。

Because of the complex project caused the features and difficulties of the fire design, the paper mainly discussed the smoke control system design ideas.

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分析结果表明，在大空间内合理设置排烟系统对保证其消防安全至关重要；

The analysis results show that a smoke control system is extremely important to ensure atrium fire safety.

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