This document explain about the standard procedure for Operating & Maintenance Procedure of Air Cooler Heat Exchanger as per international standard
This document explain about the standard procedure for Operating & Maintenance Procedure of Air Cooler Heat Exchanger as per international standard
Laporan Kerja Praktek di PT BASF Care Chemicals Plant Cimanggis. Membahas beberapa metode perancangan dalam proyek Sulfation Debottlenecking. Peralatan yang masuk di dalam perancangan ini ada 2, ya...
Laporan Kerja Praktek di PT BASF Care Chemicals Plant Cimanggis. Membahas beberapa metode perancangan dalam proyek Sulfation Debottlenecking. Peralatan yang masuk di dalam perancangan ini ad…Full description
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The report includes design and results of performance test carried out on air cooler cum water chiller .
Inlet
“AIR COOLER” Heat Exchanger General Assembly view Floating Header
1. Leakage from Header Plugs 1.1. On Line leak elimination [Temporary solution]
2. Leakage from Tubes 2.1. Leak elimination from expanded area 2.2. Leak elimination from broken tube 2.3. On line Leak elimination from broken tube [Temporary solution, Bottom & Top row only]
Do Not Start The Job Without a Safety Plan
“AIR COOLER” Heat Exchanger 1. Leakage from Header Plugs 1.1. On Line leak elimination [Temporary solution]
Drill blind hole and thread the leaking Plug on situ Screw in the threaded stud
This is a Maintenance Innovation made by IZ Special device Leak
Inlet Header
Assembly the special cap device with gasket and screw it in until the leak stops Replace gasket & Plug later in Shutdown Fin Tubes
Leaking Plug Additional Gasket
“AIR COOLER” Heat Exchanger 2. Leakage from Tubes: 2.1. Leak elimination from Tube Expanded Area Shutdown, isolate & drain the equipment PG
Locate leaks from outside Discharge water Open Plugs at leak position Remove gasket
See continuation Fin Tube Plug
“AIR COOLER” Heat Exchanger 2. Leakage from Tubes: 2.1. Leak elimination from Tube Expanded Area
PG
Stationary Header
Insert Expander tool, expand the tube up to the established torque Remove expander tool Reinstall new gasket and plug Fill the system by water Raise the pressure Re-check leaks from outside [No more leak]
Leak
Discharge water Remove PG & water pump Remove In-Out Blinds and tight flange bolts
Fin Tube Plug
“AIR COOLER” Heat Exchanger 2. Leakage from Tubes: 2.2. Leak elimination from broken Tube Shutdown, isolate & drain the equipment PG
Blind Stationary Header Inlet & Outlet
Stationary Header Install Pressure Gauge Connect water pump Fill system by water Raise the pressure Leak
Locate leaks from outside Drain water Open Plugs at leak position both sides And remove gasket Plug the leaking tube [both sides] Reinstall gasket & plugs [Both sides] Fill in water again Raise pressure & check sealing
“AIR COOLER” Heat Exchanger 2.3. On line Leak elimination from broken tube : [Temporary solution] [Bottom & Top row only] B C
C B Leak
See continuation
Special Device
Section “B-B”
Section “C-C”
Drain Valve
“AIR COOLER” Heat Exchanger 2.3. On line Leak elimination:
from broken tube : [Temporary solution] [Bottom & Top row only] Stop the fan set only Erect scaffold below fan Remove fins at leaking area Install the upper half body with gasket
Steam
Install the lower half body with the drain open Tight the body bolts Install packing and gland at left side and tight bolts Condensate
Leak
Install packing and gland at right side and tight bolts Close the drain
