Using a Pump to Overcome (Return Line) Backpressure A pumping system is required to transport and recover condensate once the system backpressure becomes higher than the lowest possible trap inlet pressure System backpressure can be calculated by totaling the sum of 3 discharge side components: Lift after a steam trap, pump, or pump/trap
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Sizing Steam Pipes - Steam is a compressible gas where pipe line mass flow capacity depends on steam pressure Sizing Steam Pipes - Steam is a compressible gas where the capacity of a pipe line depends on the size of the pipe and the steam pressure
However, to use copper tube and fittings in a steam system at this pressure the joints must be brazed As long as these temperature and pressure limits are met, copper tube and fittings can be used in both high- and low-pressure steam systems
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The vacuum pump will start with the burner and pull the air from the system It will suck the air from the return lines, the radiators, the supply mains, and all the way back to the boiler's water line The steam will follow, and when the condensate returns to the vacuum pump, the vacuum pump will discharge it into the new boiler-feed pump
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Comparing materials for high-temperature steam piping ; Comparing materials for high-temperature steam piping , By the time P91 was included in the ASTM specification A335 in 1984, more than 100,000 metric tons of X20 tube and pipe had been used in power stations worldwide
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Ports in the tube communicate the steam supply line with the nozzle The arrangement enables rotating, fine, high pressure jets of steam to be discharged to the tube plate over a considerable area
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Height of the steam entry = Take Effective Length of the tube Width of the steam entry = Area for the inlet vapour / Height of the steam entry Dia of calendria at the point of radial steam entry = Final Dia of the tube plate + Width of the steam entry
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Steam will condense and give up its enthalpy of evaporation on the walls of any pipe or tube at a lower temperature It is not usually possible or necessary to calculate steam consumption exactly This tutorial allows satisfactory estimates to be made for most practical purpos
How vacuum can form in a steam system Sharing Published: June 24, 2014 - by Dan Holohan , you'll also see a small equalizing line that runs from the pump's receiver to the boiler This line will dip down at some point to form a U-tube that will always have water in it In the low point of that U-tube there will be a check valve that points .
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A typical steam boiler system is illustrated diagrammatically in FIGURE 2 as including a boiler feed water pumping 'system 25, a boiler house 26, a high pressure steam line 28 leading from the boiler 2'6, steam consumption equipment 30, and a high pressure condensate line 32 which contains a steam ,
Recommended Velocities in Steam Systems , Max Pumping Flow Velocity - Recommended max flow velocity on the delivery (pressure) side when pumping boiling liquids; Condensate Lines , - Steam is a compressible gas where pipe line mass flow capacity depends on steam pressure Sizing Steam ,
May 06, 2012· Some radiators are LS engine specific and they will have a small threaded hole to insert a fitting and tie into the steam vent tube If your radiator doesn't have that option I have seen others tie the steam vent directly inline with their top radiator hose
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A typical example is the draining of condensate from steam traps installed on main utility steam lin , (Return Line) Backpressure A pumping system is required to transport and recover condensate once the system backpressure becomes higher than the lowest possible trap inlet pressure , In certain high pressure pumping instances .
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Jan 19, 2004· the problems you have are either caused by too high an oxygen content in your makeup water or trouble with the conditioning of your water/steam circuit If the conductivity of your condensate is in microS/cm, than it may be worth too have a look at the composition of the water/steam circuit Also the pH could be a bit higher, in low 9's
factory steam tube goes to radiator, I tapped the top off my water pump and put a barb there so I only have a 6" hose I did that on my last 4 LSx conversions, never a problem garys 68 , I plumbed the vent to the water pump pre t-stat (well Wegner did with their water pump)
Since then X20 has been used in India for main steam piping in six other power stations By the time P91 was included in the ASTM specification A335 in 1984, more than 100,000 metric tons of X20 tube and pipe had been used in power stations worldwide
Flash Steam Recovery Using Condensate Tank Vent Condensers This Topic Sponsored by Share this Page Tweet by Kelly Paffel , Figure 4 shows the air passed over a tube fin configuration with the flash steam inside the tube The lower temperature air condenses the flash steam and the condensate is allowed to drain back into the condensate .
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Watch out: where a separate condensate receiver is used, a feed pump to move condensate back to the boiler must be energized by a boiler-mounted condensate return pump controller - Weil McLain 78 This steam system includes a plastic tank and injector pump used for ,
Recommended Velocities in Steam Systems - The steam velocity in a steam distribution system should be within certain limits to avoid excessive wear and tear Sizing Steam Pipes (kg/h) - Steam is a compressible gas where pipe line mass flow capacity depends on steam pressure
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