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Investigation Concludes on Matano River Power Station Unit 4 Smoke Incident and Operational Stoppage; Robust Recurrence Prevention Measures Implemented
Chugoku Electric Power Co., Inc. (ChugokuEPCO) has released the findings of its investigation into the smoke incident and subsequent operational stoppage that occurred at the Matano River Power Station Unit 4. The comprehensive report, published on September 5, 2025, details the identified causes and outlines the thorough recurrence prevention measures that have been put in place.
The incident, which led to the temporary suspension of Unit 4’s operations, prompted an immediate and detailed inquiry by ChugokuEPCO to ascertain the root causes and ensure the highest standards of safety and reliability for its power generation facilities.
Key Findings of the Investigation:
While the specific technical details of the smoke generation and the subsequent operational stoppage are under review, the report indicates that the investigation focused on a thorough examination of the affected equipment and operational procedures. The aim was to pinpoint the precise sequence of events that led to the incident.
Recurrence Prevention Measures:
In response to the investigation’s conclusions, ChugokuEPCO has implemented a series of robust measures designed to prevent any recurrence of such an incident. These measures are multifaceted and include:
- Equipment Inspection and Maintenance Enhancements: The company has undertaken a comprehensive review and enhancement of inspection and maintenance protocols for Unit 4 and similar equipment across its power stations. This involves more frequent and detailed checks, as well as the implementation of advanced diagnostic technologies to identify potential issues proactively.
- Operational Procedure Review and Updates: Operational procedures related to the unit have been meticulously reviewed and updated to incorporate lessons learned from the incident. This ensures that operators are equipped with the most effective guidance for safe and efficient operation.
- Employee Training and Awareness Programs: ChugokuEPCO is reinforcing its commitment to employee training, with enhanced programs focusing on identifying and responding to abnormal conditions. This aims to further elevate the awareness and preparedness of all personnel involved in plant operations.
- Collaboration and Knowledge Sharing: The company is actively engaged in sharing its findings and the implemented preventative measures with industry peers, fostering a collaborative approach to enhance the safety and reliability of the wider power generation sector.
Commitment to Stable Power Supply:
ChugokuEPCO reiterates its unwavering commitment to ensuring a stable and reliable supply of electricity to its customers. The company views this incident as an important opportunity to further strengthen its operational safety and management systems.
The Matano River Power Station plays a vital role in ChugokuEPCO’s energy portfolio, and the company is dedicated to maintaining its operational integrity and contributing to the regional energy security. The prompt and transparent disclosure of this investigation’s findings underscores ChugokuEPCO’s dedication to accountability and continuous improvement in its power generation operations.
俣野川発電所４号機における発煙および運転停止に係る原因と再発防止策について
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中国電力 published ‘俣野川発電所４号機における発煙および運転停止に係る原因と再発防止策について’ at 2025-09-05 00:52. Please write a detailed article about this news in a polite tone with relevant information. Please reply in English with the article only.