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After the combustible gas alarm alarms, do personnel need to evacuate?

Publication Date:2024/10/30

Combustible gas alarm is 1 kind of professional equipment mainly used for monitoring the concentration or leakage of combustible gas in the environment. It can be widely used in petroleum, gas, chemical industry, oil depot and other petrochemical industries with toxic gases, as well as restaurants, families and other places to detect leakage in indoor and outdoor dangerous places to ensure production and personal safety. Once the gas concentration exceeds the set value, an alarm will be triggered. Then, after the combustible gas alarm alarms, do people need to evacuate? The following is a brief introduction by yiyuntian electronics:


 combustible gas alarm


whether personnel need to evacuate after the combustible gas alarm alarms depends on the actual situation on site, specific as follows:



(1) Acknowledge alarm:


When you hear the alarm sound of the combustible gas alarm, first check whether it is the sound of the combustible gas alarm.


Observe the indicator or display of the combustible gas alarm to see if there is a warning of combustible gas leakage.


(2) Assess the site situation:


Quickly assess the site situation to determine the severity of the leak and the need for immediate evacuation.


If a combustible gas leak is confirmed, and the leak is serious or the source of the leak cannot be determined, evacuate the site immediately.


Decision Basis for 2. Evacuation

(1) Combustible gas concentration:


If the concentration of combustible gas has reached or exceeded the lower explosive limit, there is a serious risk of explosion and fire, personnel should be evacuated immediately.


(2) Source and spread of leaks:


If the source of the leak cannot be immediately controlled and the combustible gas is rapidly spreading, personnel should evacuate to a safe area as soon as possible.


(3) Safety plan and evacuation route:


Evacuate quickly and orderly to a safe area according to the pre-established emergency evacuation route of combustible gas alarm.


Ensure that there are no sparks or open flames that could cause an explosion during evacuation.


Operations after 3. Evacuation

(1) Alarm and Help:


Call the fire service immediately after evacuation to inform the fire department of the leak and the site address.


At the same time, other relevant personnel, such as the person in charge of the unit and the safety officer, can also be notified to assist in handling the case.


(2) Site vigilance and waiting:


After evacuation, the site should be guarded to prevent irrelevant personnel from entering or watching.


Wait for the fire department or professional maintenance personnel to arrive at the scene, and cooperate with them to investigate and deal with the leakage source.


(3) Subsequent processing:


After processing, check whether the combustible gas alarm is restored to normal working condition.


If the combustible gas alarm fails or is misreported, contact the supplier or professional maintenance personnel for repair or replacement.


Summarize the alarm incident, analyze the causes and lessons, and strengthen the safety education and training of employees.


In summary, we can see that when the combustible gas alarm alarms, Whether personnel need to evacuate depends on the actual situation on site. If it is confirmed that there is combustible gas leakage and the situation is serious, the site should be evacuated immediately and the alarm and help should be given according to the plan. During and after the evacuation, always remain calm and take appropriate safety measures.


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