air pump


  • Air-pump
  • WordNet 3.6
    • n air pump a pump that moves air in or out of something
    • ***
Webster's Revised Unabridged Dictionary
    • Air pump (Physics) A kind of pump for exhausting air from a vessel or closed space; also, a pump to condense air or force it into a closed space.
    • Air pump (Steam Engines) A pump used to exhaust from a condenser the condensed steam, the water used for condensing, and any commingled air.
    • ***


In literature:

His chest labored, drawing in air; his legs pumped and ached.
"The Buttoned Sky" by Geoff St. Reynard
Apply it to the hole of the air-pump, and exhaust the air.
"Endless Amusement" by Unknown
Then, as the ventilators below and the air-pump above begin to work, he takes his place at the anometer.
"Black Diamonds" by Mór Jókai
It afforded room enough for two men to work, and was supplied with air by a force pump worked from a boat at the surface.
"Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 5" by Various
I think I know now how the mouse feels under the air-pump.
"International Short Stories" by Various
Why should she not draw and explain a refrigerator as well as an air-pump?
"The Atlantic Monthly, Volume 16, No. 98, December, 1865" by Various
Air was pumped into the cuffs by means of an electric motor.
"Bloodletting Instruments in the National Museum of History and Technology" by Audrey Davis
Neither did the men at the air-pump talk.
"Careers of Danger and Daring" by Cleveland Moffett
Then, at the upper hole, Scott held a funnel filled with fine powder, while Dunlap applied the air-pump at the hole below.
"True Detective Stories" by Cleveland Moffett
This, indeed, often may be done by welding the apparatus to be exhausted to the air-pump before the blow-pipe.
"The Methods of Glass Blowing and of Working Silica in the Oxy-Gas Flame" by W. A. Shenstone
We were running first in, first out; but we took care to always have somebody for 1 and 2 who at least knew an injector from an air-pump.
"The Nerve of Foley" by Frank H. Spearman
Defibrinated bullock's blood is freed from air by means of an air pump and charged with CO2.
"Rustic Sounds and Other Studies in Literature and Natural History" by Francis Darwin
Otto Guericke invented the air-pump, Boyle improved it.
"History of the Intellectual Development of Europe, Volume II (of 2)" by John William Draper
We can not reduce oxyluciferin solution by exhausting the oxygen with an air-pump.
"The Nature of Animal Light" by E. Newton Harvey
The circulating pump E, air pump F, and feed pumps G, G, are worked off the cross-head on the low-pressure side.
"Encyclopaedia Britannica, 11th Edition, Volume 3, Slice 5" by Various
It was then expanded by an air-pump, and in this way cooled and condensation produced.
"Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 8" by Various
Warm air can be pumped in if required.
"Jane's All the World's Aircraft" by Various
Pumping air warms the bicycle pump in a way that pumping water or oil will not.
"A Text-Book of Astronomy" by George C. Comstock
Once her brother was beneath the surface, Sara worked tirelessly at the pump, feeding him air.
"Saboteurs on the River" by Mildred A. Wirt
Near the public pump, auctions in the open air occasionally took place.
"Toronto of Old" by Henry Scadding

In news:

Based on a multi-stage concept for creating vacuum with compressed air, the technology integrates the internal components of a multi-stage vacuum pump into a vacuum cartridge.
ELMO-L is an innovative vacuum pump from Siemens Energy & Automation (Norwood, OH) that emits only cool, clean, dry air, without carbon dust or oil emissions.
Valent Air Management Systems extends its line of high-percentage outdoor air ventilators with a water source heat pump option.
a 5,000 psi air hydraulic pump.
APNEA Breathing disorder affects many, but air-pump treatment can help.
Californians are increasingly pumping air into the flat tires on their dusty old bikes instead of gas into their tanks.
But Nashville fight fans who are just getting by with over-the-air digital TV have at least one reason to get pumped up — Tuff TV.
Equipped to assist in the annual cleaning of outdoor residential or light commercial air conditioning or heat pump coils is the TriClean 2x coil cleaner.
Lennox released three-phase nitrogen-charge split system air conditioners and heat pumps.
I'm installing a replacement electric forced-air heat pump and a digital thermostat in my house.
Pumped- hydro storage and compressed air energy storage (CAES) systems are traditional large-scale energy-storage methods, as noted in the main article, "Integrated Energy-Storage Systems" (CE Nov 2012).
Aaron Rodgers simply threw his hands in the air and pumped his fist.
Lennox offers a ductless heat pump and air conditioner as two energy-efficient options to heat.
A guy decides to take an air house that's pumping helium and points it at his dog.
Air intake at pump sumps.

In science:

The gas purifier is a SAES Monotorr getter, model PS 4MT50R1, rated for purification of rare gases at flows up to 75 SLPM . A large capacity double-headed diaphragm pump (KNF 1400 series) was selected, nominally capable of flowing ∼ 200 SLPM of air at atmospheric pressure on the input.
Performance of a cryogenic system prototype for the XENON1T Detector
The mine has considerable infrastructure (pumps, power, air exhaust systems, multiple shafts).
Nuclear Physics Neutrino PreTown Meeting: Summary and Recommendations
Bubble size is controlled by an air pump and is kept roughly constant in the present study [diameter d = (5.4±0.3) mm].
Dense bubble flow in a silo: an unusual flow of a dispersed medium
The author’s method has two working versions: (1) the first variant the warm (hot) atmospheric air is lifted by the inflatable tube in a high altitude and atmospheric steam is condenced into freswater: (2) in the second version, the warm air is pumped 20-30 meters under the sea-surface.
Extraction of Freshwater and Energy from Atmosphere
For increasing productivity the installation has propeller (pump) which moves the air through tube and seawater injector.
Extraction of Freshwater and Energy from Atmosphere
Air propeller at tube entrance (spending of energy for air pumping).
Extraction of Freshwater and Energy from Atmosphere
The sea air-water extractor needs the air propeller (pump) in entrance of tube for case when the wind is absent or for the increasing the fresh water production.
Extraction of Freshwater and Energy from Atmosphere
Va is additional speed of pumped air, m/s;  0.8  0.9 is coefficient of propeller efficiency.
Extraction of Freshwater and Energy from Atmosphere
The power needed for air pumping versus air pumped mass and additional air flow speed. Coefficient pump efficiency (c.e.)  = 0.8 .
Extraction of Freshwater and Energy from Atmosphere
Sea freshwater extractor Let us take the following initial data for estimation: air temperature is t = 30o C, we have 4 tubes, each has radius R = 5 m, speed of pumped air V = 4 m/s, relative h = 1 (after injection of sea water), mw = 0.023 kg/m3 .
Extraction of Freshwater and Energy from Atmosphere
Figure 12 shows the alignment constants determined with data taken at atmospheric pressure and redetermined using data collected after the air was pumped out of the VELO vacuum vessel and a pressure of 10−3 mbar obtained.
Performance of the LHCb Vertex Detector Alignment Algorithm determined with Beam Test Data
The greater part of the heat is dissipated in the anode of a tetrode or in the collector of a linear-beam tube. These electrodes are normally cooled in one of three ways: by blown air (at low power levels), by pumped liquid (usually de-ionized water), or by vapour phase cooling.
RF power generation
Now recall textbook “vacuum engineering” experiment with Magdeburg semi-spheres: after one pumps the air out of them, one need a very large force to separate them.
Physics of Heavy Ions Collisions: The Summary of Moriond-97
Because the roughing pump exhausts to the room, chameleons must reflect from the air at the intake of the roughing pump, with pressure Ppump = 1.9 × 10−3 Torr, in order to remain in the chamber.
The GammeV suite of experimental searches for axion-like particles
Our options include injecting deuterium bubbles at atmospheric pressure or at reduced pressure, which can be achieved by removing air from the cylinder via a fore-vacuum pump (10). The lowest pressure we can achieve with our equipment is 50 Pa.
Cavitation-Induced Fusion: Proof of Concept