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广播电视发射天馈系统常见故障分析及处理

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针对广播电视发射天馈系统常见故障展开研究与分析.首先简要概述广播电视发射天馈系统的基本构成和工作原理,其次详细分析该系统在运行过程中常见的打火、分馈线烧毁、进水以及雷击等故障类型,最后深入探讨这些故障发生的原因.在此基础上,结合广东省信宜732台的实际情况,提出针对性的故障处理措施,包括打火故障的预防措施、分馈线烧毁的检修与更换、进水故障的防水处理以及雷击故障的防雷设计与实施等.通过上述措施,有效降低广播电视发射天馈系统故障的发生概率,提高系统的稳定性和可靠性,从而确保广播电视信号的顺畅传输和优质服务.
Analysis and Handling of Common Fault in Broadcasting and Television Transmission Antenna Feed System
This paper studies and analyzes the common faults of the broadcast television launch system. Firstly, the basic composition and working principle of the broadcast television launch system are briefly summarized, and the reasons for the failure of these failures are analyzed in detail. On the basis of this, the paper puts forward the actual situation of Guangdong Xinyi 732 units, and puts forward the specific troubleshooting measures, including the prevention measures of the fire failure, the repair and replacement of the separate feed line, the waterproof treatment of the water fault and the design and implementation of the lightning protection. By means of these measures, the probability of the failure of the broadcast television launch system is effectively reduced, the stability and reliability of the system are improved, and the smooth transmission and quality service of the radio and television signals are ensured.

radio and televisionlaunch antenna feedback systemfault handling

张广平

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广东省信宜732台,广东 茂名 525300

广播电视 发射天馈系统 故障处理

2024

电视技术
电视电声研究所 中国电子科技集团公司第三研究所

电视技术

影响因子:0.496
ISSN:1002-8692
年,卷(期):2024.48(4)
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