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Steps for energy isolation

Steps for energy isolation

Jan 26, 2021

Steps for energy isolation

Work handover:

1. When the work is not completed during the shift, collective lock, individual lock and "Danger! The "No Operation" label cannot be touched. The successor must first lock the collective lock box with his personal lock before the shift can remove his personal lock.

2. When the person in charge of the operation of the subordinate unit or the person in charge of the site of the construction unit takes over the shift, the person in charge of the replacement shall bear the responsibility of locking. Ongoing locking procedures should be checked and the energy isolation list re-checked when the shift is over.


Other requirements

1. Do not lock the filter when cleaning the screen, and execute the single operation card of the process.

2.1.0MPa and below the heating rectification, leakage elimination work items can not be locked, the corresponding inspection and maintenance operation procedures.

3. Blind plate, blind flange and wire plug should be used to block the drainage and drainage guide of dangerous media system.

4. For those affecting safety, normal operation, emergency disposal and other unsuitable drainage guides, set up a stand book, hang a stop sign on the valve and add lead seal, and conduct external leakage management according to the company's "Static Sealing Management Regulations".

Other requirements

Document formed:

1. Energy isolation list of process system. Custody unit: territorial unit; Storage period: 1 year.

2. Safety lock/lock issuance/receipt ledger. Custody unit: territorial unit; Storage period: 1 year.

3. Safety lock/lock borrowing ledger. Custody unit: Dependency unit: Custody period of 1 year.

4. Collective lock and prepare the receipt for pregnancy key. Custody unit: Dependency unit: Custody period of 1 year.

5. Blind board management ledger. Custody unit: Dependency unit: Custody period of 4 years.

6. Application Form for Blind Plate Blocking. Custody unit: Dependency unit: Custody period of 1 year.

7. Blind plate pumping and blocking record. Custody unit: Dependency unit: Custody period of 1 year.

8. Blind flange ledger Custody unit: Dependency unit: Custody period of 4 years.

9. Wire blocking ledger. Custody unit: Dependency unit: Custody period of 4 years.