blow down


Also found in: Idioms.
Related to blow down: blow off

blow down

vb
(Mechanical Engineering) to open a valve in a steam boiler to eject any sediment that has collected
Translations

w>blow down

vi (tree etc)umfallen, umgeweht werden
vt sep (lit)umwehen; blow me down! (inf)Mensch(enskind)! (inf)
References in periodicals archive ?
Tenders are invited for Blow down valve 1 and half inches 40 mm bronze parallel slide blow down valve flanged ends.
Each unit comes with six 100 micron bags, a tangential inlet, aluminum construction, internal baffle arrangement, an accumulator tank and solenoids for compressed air blow down and a filter pulse timer panel.
Tata Power has installed a Reverse Osmosis plant at Power House #6, Jamshedpur, in order to recover and reuse the blow down water from cooling towers.
Bumping/Foaming Solvent User Solvent Recovery Recovery Attention Vortexing Samples foam External None System resulting in solvent required sample loss condenser, like rotary evaporator Blow down No foaming or None Must bumping continually adjust gas jet height above liquid Centrifugal No foaming or Built-in None evaporation bumping solvent required condenser Risk of Evaporation Cross-Contamination Time Vortexing High Slow System Blow down Medium Fast Centrifugal Low Slow evaporation
There is no point buying a cheap gazebo which will blow down or let in water - choose the sturdiest one you can find, even if it costs a little more.
The technique eliminates the need for a vacuum pump or a large supply of blow down gas, significantly reducing cost, complexity, noise, and maintenance compared to rotary evaporators, vacuum centrifuges, and conventional blow-down equipment.
Combustion measurements were fairly easy; monitoring fugitive and vented emissions, mostly of methane, will be much more difficult because measurement has to be done directly, by a worker, which in many cases, particularly with regard to blow down vents, can pose serious safety threats because of the difficulty of getting to those vents.
Is it 'so unfair' if I say that you want to get attention by blowing down your vuvuzela and that the only way to deal with questions you can't answer is to blow down it even louder?
Main danger to the match seemed to be that the giant aluminium posts might blow down.
I didn't think it would be a big deal: My wingman would blow down the gear and take a trap.
Blow down water level control frequently to prevent sediment from accumulating.
When it became clear that Andrew would hit southern Florida, home to the National Hurricane Center, several hurricane specialists traveled north to the NMC to set up a backup unit in case the storm disabled the Coral Gables facility, Gusts of up to 164 mph did, in fact, blow down a radar dome and inactivate several satellite dishes on the roof of the center, but meteorologists there continued to issue forecasts with help from the NMC and other weather service offices.