Methanol Weekly Topic How to put the water cooler in a methanol plant into use? 2016.02.29---03.06

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Methanol Weekly Topic: How to put the water cooler in a methanol plant into use? 2016.02.29---03.06 Scoring Table: Question Title – Activation of Water Coolers (with liquid as the heat medium). Serial Number, Assessment Item, Assessment Content and Requirements (Scoring Criteria), Allocation Points, Scoring Standards, Test Results, Deductions, Score, Remarks: 1. Preparation Work: Wear appropriate personal protective equipment and have wrenches ready. 2 Points deducted if personal protective equipment is not worn properly ； 1 point deducted for not having a wrench ready. 2. Inspection of the process: Check the process flow, understand the direction of the fluid flow, determine whether circulating water is being supplied, and check the status of the valves. 15 points deducted for failing to check the status of each valve. 3. Activating the cold flow process: Open the hot fluid vent valve, slowly open the cold fluid outlet valve, and then open the inlet valve. 9 points deducted for not opening the hot fluid vent valve ； 9 points deducted if the cold process is not enabled first ； 9 points deducted for incorrect sequence of opening and closing the hot fluid inlet and outlet valves. 4: Enable the hot flow process – open the hot fluid outlet valve to allow the medium to enter, close the hot fluid vent valve, open the hot fluid inlet valve, and close the bypass valve. 10 points deducted for incorrect sequence of opening and closing the hot fluid inlet and outlet valves ； 10 points deducted for not closing the hot fluid vent valve ； 10 points deducted for not closing the auxiliary line valve. 5 – Inspection: Check whether there are any leaks in the valves and connections after they are put into use. 15 points deducted if no inspection is carried out to check for leaks in the valves and connections after operation. 6 – Safety, production, and other aspects: (1) Strictly follow the operating procedures; 1 point deducted for each violation. (2) Strictly abide by the management regulations; 1 point deducted for each violation. (3) Complete tasks within the specified time; 5 points are deducted from the total score for each minute of delay, and operations are stopped if the delay exceeds 5 minutes. Total: 100