blowdown


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blowdown

(ˈbləʊˌdaʊn)
n
(Civil Engineering) an accident in a nuclear reactor in which a cooling pipe bursts causing the loss of essential coolant
References in periodicals archive ?
Bradley report, however, says that interstate and intrastate operators can use five options to reduce total blowdown methane emissions by 50-90% and can recover the natural gas they expel during blowdowns, whose revenue will be greater than the costs of compliance with the proposed rule.
We spotted folks in a camp on Gull Lake, trapped for the time by miles of narrow gravel roads blocked by blowdown.
INGAA says it understands the need to collect blowdown data but has concerns with the proposed requirements for tracking and reporting blowdowns.
BLOWDOWN has been used in hundreds of studies in oil and gas and chemical companies to model depressurization in process plants.
NASDAQ: AZPN) has acquired the Blowdown software technology from Professor Stephen Richardson of Imperial College London and Dr.
Blowdown rates may sometimes be fixed to control maximum levels of certain impurities present in the makeup water rather than maintaining a TDS upper limit.
Blowdown is an essential process in which water is periodically discharged from a steam boiler to prevent contamination from building up within the system.
It verifies safe conditions before allowing the operator to open the vent, drain, top/ bottom head, blowdown, overhead to fractionator, or inlet feed valves.
Water lost through blowdown is then replenished with fresh water make-up, which also replaces water lost by evaporation.
Because of its highly efficient blowdown, the 1900 universal media valve returns processes back to normal operating pressure very quickly while minimizing the amount of process media released from the system.
Advantages are: tightness guaranteed up to 97 per cent of set pressure -- operating pressure can be close to set pressure; short blowdown for minimum product loss in case of valve opening; lower risk of damage due to a reduction of the exterior piping; backflow preventer included as standard; fast availability.
Cooling towers with con stant blowdown will generally consume more water because evaporation rates are linked to heat loads.