berhubungan dengan klasifikasi boiler, jenis-jenis boiler beserta keuntungan dan kerugian dari macam-macam boiler tersebutFull description
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boiler procedureFull description
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boiler procedureDeskripsi lengkap
A boiler requires thorough inspection on both waterside and fire side, following components in boiler requires thorough inspection 1. All the pressu pressure re part partss of boiler boiler 2. Boiler Drum 3. Boil Boiler er Tubes bes 4. ater col colum umns ns !. Blow"o Blow"off ff and and Blow Blow down down #al#e #al#ess in boil boiler er $. %afet& %afet& and safet& safet& relief relief #al#es #al#es '. (o))les *. +efr +efract actor or& & sett settin ing g seal sealss . -nsula -nsulatio tions ns of diff differe erent nt parts parts in boile boiler r 1. /asing /asing in boiler boiler 11. 11. %omet %ometim imes es h&dr h&dros osta tati ticc test testin ing g is requ requir ired ed for for comp compli lianc ancee with with loca locall or insu insura ranc ncee compan& requirements. 12. 0ternal inspection on boiler can be made made while the boiler is in operation. 13. After boiler is shut down proper inspection of its its accessories must be made. or the water side inspection of boiler following inspections must be taen 1. 2. 3. 4. !.
The burner burner flame flame must be etinguis etinguished hed and fuel fuel suppl& lines lines should should be shut shut down. il gun gun assembl assemblies ies must must be be remo#ed remo#ed from from the the boiler boiler 5laces where gas is used the the suppl& suppl& lines lines must must be blaned blaned off All #al#es #al#es in the boiler boiler must be properl& properl& tagged and padloced padloced The non"ret non"return urn #al#e #al#e and header header loced loced #al#e in the boiler boiler must be closed closed and drain drain
loced #al#e must be opened $. -ntern -nternal al areas areas of pressu pressure re parts parts should should be eamine eamined d to detect detect an& t&pe of corrosi corrosion on or cracing of the tube sheets, tube cracing6s, cracing6s, furnaces and drums ollowing abnormalities on the interiors parts of the boiler must be inspected with care 1. 2. 3. 4. !. $. '. *.
/racs Broe oen %t %ta&s a&s 0rosion /orrosion /rac /race ed d itt ittin ings gs %cale %cale and and thin thin paces paces in the the drums drums 7reas& 7reas& and and oil& oil& spots spots on on the upper upper half half of of drums drums The interior interior parts parts of the the tubes must must be inspected inspected to to detect scale scale and deposits deposits
ollowing components must be inspected to find if there perforations are free from deposits 1. 2. 3. 4. !. $. '. *.
Dr& pans Baffles -nternal eed 5ipes /hemical eed 5ipes %crubbers %urface Blow ff connections %urface Blow down /onnections All the interior fittings
or ire %ide inspection following areas must be inspected 1. /ondition of baffles 2. 7as passes 3. +efractor& and metal 4. %etting +efractor& !. 5oured +efractor& $. %oot Blower 8ances '. %upport Bearings *. All bric tiles and refractor& walls . Door 8inings 1. uter co#ering of furnace and boiler or the 0ternal -nspection of boiler we need a #isual inspection onl&, which requires the inspection of following parts 1. 7auge 7lasses 2. ater /olumns 3. 9igh and low water alarms and cut offs 4. ater le#el controls !. Blow offs $. Blow down feed water #al#es '. /hec :al#e *. eed line at the entr& to the boiler . %afet& :al#es 1. Boiler %top :al#es 11. Boiler (on"return :al#es 12. All pipes connecting #arious controls 13. The condition of water column must be eamined 14. uel lines 1!. 0lectrical iring
1$. Burner linage 1'. 5ressure and temperature switch 1*. ;odulation Temperature /ontrol.