There is disclosed a steam plant 10 comprising a processing unit 12 arranged to treat raw water; a boiler 18 arranged to generate steam; a blowdown vessel 20 in fluid 5 communication with the boiler so as to receive hot blowdown water from the boiler; and a reverse osmosis unit 14. The reverse osmosis unit 14 Is ...

There is disclosed a steam plant 10 comprising a boiler 18 arranged to generate steam; a reverse osmosis unit 14 having a RO inlet 46 arranged to receive inflow water 5 and a permeate outlet 58 in fluid communication with the boiler 18 through a permeate line 60, wherein In use the reverse osmosis unit 14 receive...

There is disclosed an apparatus 20 for determining a non-condensable gas parameter relating to the amount of non-condensable gas within a variable flow rate fluid flow containing both non-condensable gas and condensate, the apparatus comprising: a measurement tube 26 for receiving the fluid flow and arranged such th...

There is disclosed a valve 10 comprising a valve body 12 having an upper sealing surface 24 and a maintainable seat 26 detachably attached to the valve body 12 and having a lower sealing surface 32. A gasket 40 is disposed between the upper and lower sealing surfaces 24, 32 so as to provide a seal between the valve ...

A duct section (2) comprises inner and outer pipes ( 4 6) which define a space (8) between them. The space (8) is evacuated to insulate the inner pipe (4). The inner (pipe 4) comprises first and second inner pipe portions (14 16) of which the first pipe (portion 4) includes a bellows (26) to accommodate differential...

A steam trap(l) is provided comprising a chamber (8) having a substantially cylindrical sidewall, an inlet 20 provided towards the upper end of the sidewall, and an escape aperture (16) provided at its base. The inlet (20) introduces the fluid into the chamber (8) in a manner to promote a rotational flow of the flui...

There is disclosed a method of determining the phase compositions of a multiphase fluid flow in a fluid line, including obtaining a vibration signal from the fluid flow using a vibration sensor 22 comprising a target disposed in the fluid flow which vibrates in response to fluid flow in the fluid line. The vibrat...

The present invention relates to an energy recovery unit comprising a vessel having a condensate inlet and a condensate outlet and a fluid feed line defining a fluid path. First and second heat exchangers are located within the vessel and are arranged to transfer heat from flash vapour and condensate respectively, ...

THERE IS DISCLOSED A FLANGE FITTING 20 FOR A PIPE 14 COMPRISING: A FLANGE RING 26 FOR LOCATING AROUND THE PIPE 14 AND HAVING A PLURALITY OF ANGULARLY SPACED FIXING HOLES 30; AND A RETAINING RING 22 FOR LOCATING AROUND THE PIPE 14 WITHIN A GROOVE 16 IN THE OUTER SURFACE THEREOF WHICH IN USE RESTRICTS AXIAL MOVEMENT O...

A condensate drain apparatus (200) comprising: a valve (202) for controlling discharge of condensate (250) from the condensate drain apparatus (200); a collection chamber (206) configured to receive a multiphase fluid flow upstream of the valve (202) comprising gaseous and condensate phases the collection chamber (2...

There is disclosed a thermal energy storage and supply method comprising: providing subcooled water to a pressure vessel (110); heating liquid water within the pressure vessel using an electrically-powered heater so that the vessel contains saturated liquid water and steam at a variable storage pressure; controlling...

A condensate drain apparatus (200) comprising: a valve (202) for controlling discharge of condensate (250) from the condensate drain apparatus (200); a collection chamber (206) configured to receive a multiphase fluid flow upstream of the valve (202) comprising gaseous and condensate phases, the collection c...