tag:blogger.com,1999:blog-46115801873040161242024-03-24T16:32:17.758-07:00Steam BoilerAll of About Steam Boiler, Heat Exchanger, Energy and Power Generationtaufikhttp://www.blogger.com/profile/16475111316870712710noreply@blogger.comBlogger360125tag:blogger.com,1999:blog-4611580187304016124.post-87716542308843018122011-11-15T11:30:00.000-08:002011-11-15T11:30:00.528-08:00Design Soot Blowing System
The design soot blowing system should
furnish well experienced and approved steam jet type sootblowers for the
superheater, generating bank, economizer and air heater. The design soot
blowing system should arrange the sufficient number of sootblowers for the above
mentioned equipment.
If additional soot blowing
equipment is necessary to maintain the proper surface conditions of
superheater, taufikhttp://www.blogger.com/profile/16475111316870712710noreply@blogger.com1tag:blogger.com,1999:blog-4611580187304016124.post-61701489382262050712011-11-15T07:00:00.000-08:002011-11-15T07:00:11.762-08:00Construction of LP and HP Heater
Construction of LP and HP Heater
should be performed as procedure and design. The selection of LP heater
materials and method of construction remains with the design although the use
of shells with a minimum number of joints, welded tube plate to channel joint,
and welded feedwater pipe attachments are preferred. The corrosion resistance
of the proposed tube material selection should make due taufikhttp://www.blogger.com/profile/16475111316870712710noreply@blogger.com0tag:blogger.com,1999:blog-4611580187304016124.post-85105364352992346482011-11-15T01:18:00.001-08:002011-11-15T01:20:44.413-08:00Design Surface Type LP and HP Heater
Design surface Type LP and HP heater
should be described with reference to sectional arrangement drawings. These
drawings should be representative in terms of heater disposition, channel
division plate details, baffling arrangements, the location of any
de-superheating and drain cooling sections arid their shrouding, etc.
The design surface Type LP and HP
heater must be performed by taufikhttp://www.blogger.com/profile/16475111316870712710noreply@blogger.com0tag:blogger.com,1999:blog-4611580187304016124.post-59722404222158671612011-11-15T00:06:00.001-08:002011-11-15T00:14:58.075-08:00Design Deaerator or Feed Water Storage Vessel
The design daerator should
consist of the dearating unit and a feed water storage vessel. A feed water
storage vessel should be provided within the feed water heating system. The
dissolved oxygen content in the feed water effluent from the heater should not
be more than 0.007 mg/liter at any load condition, measured in accordance with
the "Method and Procedure for the Determination of Dissolvedtaufikhttp://www.blogger.com/profile/16475111316870712710noreply@blogger.com1tag:blogger.com,1999:blog-4611580187304016124.post-25960452194002661182011-11-14T18:07:00.001-08:002011-11-15T01:37:11.200-08:00Requirement Design of Tubes
Requirement design of tubes is
made to make sure design tube can be used in certain temperature and pressure
in steam boiler. Tubes are one pressure parts. These provisions should apply to
any tubular pressure part that is either exposed over much of its length to hot
gases for purposes of heat transfer or is directly butt welded to such a
tubular pressure part.
Requirement design of tubes taufikhttp://www.blogger.com/profile/16475111316870712710noreply@blogger.com0tag:blogger.com,1999:blog-4611580187304016124.post-68202180592354830442011-11-14T01:14:00.001-08:002011-11-14T01:45:39.538-08:00Requirement Design of Economizer
Requirement design of economizer
is made to ensure that steam boiler can be performed efficiently. The requirement
design of economizer should describe the provisions for preventing thermal
fatigue damage to the economizer inlet manifolds, headers and tubing due to feed
temperature cycling during hot banked conditions and start up. The economizer
and its circulating system should be designed sotaufikhttp://www.blogger.com/profile/16475111316870712710noreply@blogger.com0tag:blogger.com,1999:blog-4611580187304016124.post-22641168119075130852011-11-13T23:23:00.001-08:002011-11-13T23:25:42.512-08:00Design Header in Steam Boiler
Design header in steam boiler
should comply to ASME Boiler & Pressure Vessel Section I (ASME BPV). Header
shells can be manufactured by a seamless process. Feed water connections to
drums should be of a thermal sleeve design unless an alternative design is
agreed with the owner.
Headers should be provided with
access arrangements to allow full internal visual inspection and cleaning.
taufikhttp://www.blogger.com/profile/16475111316870712710noreply@blogger.com0tag:blogger.com,1999:blog-4611580187304016124.post-40471541362836695812011-11-13T17:52:00.001-08:002011-11-13T17:58:34.119-08:00Design Steam Drum and Water Drum
Design steam drum and water drum
is important step in design steam boiler due to mechanical design and
performance design. Steam drum and water drum are two of pressure part in
boiler. The steam drum should be furnished with internals which at least
include hydraulic baffle, mesh dryer screens to meet the required steam purity,
and blowdown connection. Also, the drum internals are protected taufikhttp://www.blogger.com/profile/16475111316870712710noreply@blogger.com0tag:blogger.com,1999:blog-4611580187304016124.post-87745785162306540572011-11-10T21:42:00.001-08:002011-11-10T21:51:28.507-08:00Requirement Design of Superheater
The requirement design of
superheater will be better to establish before manufacturing process will be
performed. The design superheater should provide uniform distribution of steam and temperature
at all loads, and provides thermal expansion of headers, tubes, spacers and
supports, and should be accessible for cleaning, examination and removal of
elements.
The designer of steam boiler taufikhttp://www.blogger.com/profile/16475111316870712710noreply@blogger.com0tag:blogger.com,1999:blog-4611580187304016124.post-60456319241730840092011-11-09T22:13:00.000-08:002011-11-09T22:13:17.002-08:00Design Service Air System in Power Plant
Design service air system in
power plant should be performed to assist equipment running well. The service
air system should be provided and should include but not limited to the
following equipment should be supplied.
Oil free, screw type compressors
with a sufficient capacity
After coolers and separators
Air receivers
Acoustic enclosure to house
compressors and ancillary equipment
All taufikhttp://www.blogger.com/profile/16475111316870712710noreply@blogger.com0tag:blogger.com,1999:blog-4611580187304016124.post-69081055285749174462011-11-09T03:57:00.000-08:002011-11-09T03:57:13.418-08:00Design Instrument Air System in Power Plant
Instrument air system in power
plant is one of compressed air system. Instrument air system should be provided
for control and instrument equipment. The equipment of instrument air system in
power plant as follow:
Compressors with oil free screw
type and has sufficient capacity.
After coolers and separators
Pre filters
Refrigeration type air dryers.
Air receivers
All piping, valves and taufikhttp://www.blogger.com/profile/16475111316870712710noreply@blogger.com0tag:blogger.com,1999:blog-4611580187304016124.post-21581559775840907142011-11-08T23:09:00.000-08:002011-11-08T23:09:08.469-08:00Water Spray System
Water spray system is one of fireprotection method to protect are from loss of fire building or area. This
system shall be fed from service/fire water main pipe which is common use of
both service water purpose and fire protection piping network. The water supply
valve shall operate either by remote operation and manual operation.
Water spray system can be automatically
initiated and which taufikhttp://www.blogger.com/profile/16475111316870712710noreply@blogger.com0tag:blogger.com,1999:blog-4611580187304016124.post-65778687326551573942011-11-07T23:11:00.000-08:002011-11-07T23:11:17.616-08:00Fire Hydrant System
Fire hydrant system is one of
fire protection system in power plant. An underground fire hydrant ring main
facility shall be provided. Strategically placed indoor hydrant system, outdoor
hydrant system and water hose station connections shall be provided on the
system to suit the site / plant / building configuration. The tire hydrant
protection system would be arranged to draw water from raw taufikhttp://www.blogger.com/profile/16475111316870712710noreply@blogger.com1tag:blogger.com,1999:blog-4611580187304016124.post-83971127696794936242011-11-07T20:33:00.000-08:002011-11-15T01:36:33.192-08:00Fire Protection System in Power Plant
The fire protection system in
power plant is furnished to shield the power plant towards fire deterioration
to prevent damage of life and building. Fire protection system is presented to
identify fire in its incipient phase and also to actuate the system to
extinguish fire. Fire protection system should supply alarm system which shows
caution in the event of fire to induce fire battling staff taufikhttp://www.blogger.com/profile/16475111316870712710noreply@blogger.com0tag:blogger.com,1999:blog-4611580187304016124.post-44080994434084538352011-11-07T18:29:00.000-08:002011-11-07T18:29:27.770-08:00Chlorination System in Power Plant
The chlorination system in power
plant or dosing liquid chemicals is installed to treat the water (scale
inhibition and bio-fouling protection) to use in main cooling water system.
Chlorination system shall be
supplied to provide continuous and intermittent shock chlorine dosing to the
seawater intake to fulfill the need of the chlorine for the whole Power Plantpurposes.
The chlorination taufikhttp://www.blogger.com/profile/16475111316870712710noreply@blogger.com0tag:blogger.com,1999:blog-4611580187304016124.post-7441056390323429872011-11-06T23:14:00.001-08:002011-11-06T23:38:07.839-08:00Chemical Feed System
The aim of the chemical feed
system is to minimize the corrosion of all materials within the steam/water
cycle, to minimize deposition of corrosion product or other impurities within
the cycle and to ensure the plant integrity over the plant life.
The chemical reagent should be
specified under which the boiler shall be operated and provided details of
dosing, sampling, monitoring and blow taufikhttp://www.blogger.com/profile/16475111316870712710noreply@blogger.com0tag:blogger.com,1999:blog-4611580187304016124.post-21251495614938927982011-11-04T06:18:00.000-07:002011-11-04T09:53:42.364-07:00Boiling Out in Steam BoilerBoiling out in steam boiler must be performed correctly according to procedure. Before a new boiler is put in service, the internal surface of steam boiler section must be cleaned to remove oil, grease and protective coating.
Before perform boiling out in steam boiler, all pressure parts should be properly inspected for interferences along with the required hydrostatic test created, the piping taufikhttp://www.blogger.com/profile/16475111316870712710noreply@blogger.com0tag:blogger.com,1999:blog-4611580187304016124.post-63056448182814531752011-11-03T20:07:00.000-07:002011-11-03T20:09:24.353-07:00Ash Handling Equipment in Stoker Boiler
Ash handling equipment in stoker
boiler is one of parts on ash handling system in a power plant unit. Ash is the product of coal combustion in stoker boiler. It should be discharged to
maintain well combustion in the furnace.
There are some ash handling
equipment are installed in stoker boiler such ash chute hopper, air plenum hopper,
ash cooler, ash conveyor, and the equipment of ash taufikhttp://www.blogger.com/profile/16475111316870712710noreply@blogger.com0tag:blogger.com,1999:blog-4611580187304016124.post-31504412961736886132011-11-03T04:27:00.000-07:002011-11-03T04:28:31.766-07:00Chemical Cleaning in Steam Boiler
Chemical cleaning in steam boiler
is performed prior to a new boiler is put in service; the internal surface of
the steam generating section should be cleaned to remove oil, grease and
protective coatings. The overall chemical cleaning procedures in steam boiler contains
of two steps as follow cold degreasing and passivation.
Preliminary
to boiling out:
The intent of degreasing is to
taufikhttp://www.blogger.com/profile/16475111316870712710noreply@blogger.com2tag:blogger.com,1999:blog-4611580187304016124.post-19428184990270543292011-11-01T21:36:00.000-07:002011-11-01T21:39:37.989-07:00Feedwater Treatment, Boiler Water Conditioning and Steam Purity
Feedwater treatment, boiler water
conditioning and steam purity is important to be known. It is very important to
monitor and control boiler water chemistry to prevent failures due to
corrosion. The single largest cause of pressure part failures is waterside
corrosion.
The successful operation of steam
generating equipment depends upon a firm control of feed water and boiler water
to taufikhttp://www.blogger.com/profile/16475111316870712710noreply@blogger.com0tag:blogger.com,1999:blog-4611580187304016124.post-24980818250190446452011-10-10T02:01:00.000-07:002011-10-10T02:04:14.373-07:00Steam Power Plant
A steam power
plant is a plant system to convert the prospective chemical energy in fuel
resources towards electric power energy. Steam power plant in most basic mode
contains a steam boiler and also a steam turbine generating an electrical
generator.
The steam boiler
is a unit to convert water into steam in which it is then utilized to drive
turbine blades and generator shaft. The figure 1 taufikhttp://www.blogger.com/profile/16475111316870712710noreply@blogger.com0tag:blogger.com,1999:blog-4611580187304016124.post-82569545798511065212011-10-04T21:14:00.000-07:002011-10-04T21:14:53.826-07:00Boiler Evaluation
Boiler evaluation should be
performed to make sure steam boiler can run properly and long life time. There
some evaluation associated with boiler. However, two of all variables for evaluation
are important to be known are fuel consumption and efficiency.
Other boiler evaluation should be assessed is boiler specification plus order.
It will be vital characteristics seeing that the lifetime of ataufikhttp://www.blogger.com/profile/16475111316870712710noreply@blogger.com0tag:blogger.com,1999:blog-4611580187304016124.post-7261170268982850562011-10-04T07:37:00.000-07:002011-10-10T02:02:05.938-07:00Key Success Factors in Design Power Plant
Key success factors in design
power plant are very important to be noted because build a power plant requires
not less cost. Therefore, the power plant should be able to operate properly so
as to produce electrical power output which is expected associated with the big
investment was spent to build it.
Key success factors in design
power plant can be seen from how much the value of EAF (taufikhttp://www.blogger.com/profile/16475111316870712710noreply@blogger.com0tag:blogger.com,1999:blog-4611580187304016124.post-73376236415413907202011-10-04T00:45:00.000-07:002011-10-04T00:45:54.494-07:00Can You Calculate Tube thickness?Can you calculate tube thickness is one of question must be answered by mechanical engineer who involve in design steam boiler. Basically the calculation of tube thickness is really simple but if we don’t know, it will be difficult off course.
Basically you only need knowledge about the theory of longitudinal stress in cylindrical part and circumferential stress cylindrical part as my previoustaufikhttp://www.blogger.com/profile/16475111316870712710noreply@blogger.com0tag:blogger.com,1999:blog-4611580187304016124.post-61632597782383991152011-10-03T05:39:00.000-07:002011-10-03T19:22:41.706-07:00Boiler Blowdown System
Boiler blowdown system is a process of removing unwanted dissolved solids in boiler water. Dissolved solids in boiler water will be left behind during the evaporation process to generate steam. The longer the dissolved solids in boiler water will more and more until the level of solubility exceeds the allowable limit. If the concentration of dissolved solids exceeds a certain limit, then the taufikhttp://www.blogger.com/profile/16475111316870712710noreply@blogger.com1