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  • http://dspace.mit.edu/bitstream/handle/1721.1/60213/682164315-MIT.pdf?sequence=2
    The finned-aluminum 12V - DC low-flow miniature gear pump , as seen in Figure 4.4, only has flow rate capability up to 0.61 gpm Ref. [12]. However, because the pump operates for high-pressure heads, air traps can form from tube fittings upstream …
  • Flowmeter for slow-flowing physiological liquids
    2.2 Servosystem The meniscus of the air bubble interrupts a beam of IR light generated by … 2.3 Flow measurement circuit Small permanent-magnet DC motors as used for the pump have a linear voltage/speed curve. This comprises a miniature IR emitter and sensor. L~--__. 12V .
  • Magnetostriction delay lines
    Decimal outputs at - 12v dc . are extended to a 75 way rear-mounted socket for driving an in-line printer or remote digital display. The detection and measurement of gases in air is achieved by using sensi- tized paper tapes. . The tape sampleritself contains a vacuum pump , time controls and the air sampling mechanism. … constant voltage power supply for the photohead lamp, a photocell amplifier, and a miniature strip chart recorder …
  • Five-digit volt-ohm meter type D201
    Decimal outputs at - 12v dc . are extended to a 75 way rear-mounted socket for driving an in-line printer or remote digital display. The detection and measurement of gases in air is achieved by using sensi- tized paper tapes. . The tape sampleritself contains a vacuum pump , time controls and the air sampling mechanism. … constant voltage power supply for the photohead lamp, a photocell amplifier, and a miniature strip chart recorder …
  • Phototape sampler
    Decimal outputs at - 12v dc . are extended to a 75 way rear-mounted socket for driving an in-line printer or remote digital display. The detection and measurement of gases in air is achieved by using sensi- tized paper tapes. . The tape sampleritself contains a vacuum pump , time controls and the air sampling mechanism. … constant voltage power supply for the photohead lamp, a photocell amplifier, and a miniature strip chart recorder …
  • Electronic management of motorized vehicle drives
    Secondary air pump of (GS) Harnstoffpumpe(DS) cooling middle pump fuel pump Klimakompr. The disadvantages Non-Linear hysteresis holding current small setting path Cost to Cost the system effort the … Auxiliary energy-potential 12V,24V 130-160 V 12V,24V vacuum 0,1-0,8 bar overpressure 6-8 bar 3-5 bar Construction form electromagnet piezoelectric element electric motor DC,BLDC Torque membrane cylinder cylinder rotation motor .
  • Watercooling my i7 920 (Blue Style!) - Techist - All Things Tech
    SidewinderComputers.com - Premium Air and Liquid Cooling Products Supplier Pump : Swiftech MCP355 12v DC Pump Clamps ( x12. or just use small zip ties): Breeze Miniature Hose Clamp 7/16 in. to 25/32 in.
  • Automation of surface cleaning and sample addition for surface balances
    An effective way to clean an air /water interface is to compress the surface while aspirating it. Aspiration occurs via two glass capillaries connected to a vacuum reservoir through a miniature TFE latching solenoid … Liquid addition is regulated via a metering pump (Fluid Metering Inc., model RHB 12-OCKC)connected to … + 12V unreg . I . A, buffer reservoir; B, DC metering pump; C, solvent AC syringe pump; D, autosampler: E. solenoid valve …
  • Methanol Fuel Cells
    … development, the Power Pack consists of two 1W DLEF fuel cells with a dc-to- dc converter. They have been applying this technology to the design of miniature fuel cells. The device integrates miniature methanol concentration sensors, liquid-gas separation for CO2 release, pumps , and control electronics. A highly simplified and miniaturized passive air design eliminates the need for condensers, heat exchangers and other … SAIT has demonstrated a 40W DMFC ( 12V -3.4A), which successfully operated a notebook PC for over …
  • Status of Implantable Energy Systems to Actuate and Control Ventricular Assist Devices
    … behind adjacent pole pieces, completing the magnetic cir- cuit that includes the magnet, air gap, and stator … The axial motion of the pusher-plate actuates the ventricular assist pump . A miniature controller was recently constructed by Thermo Electron, which included circuitry for autosynchronization, default rate, stop … The motor is driven by conditioned electrical power de- rived from the original DC input power. 12v DC .