Transactions of the Society of Instrument and Control Engineers
Online ISSN : 1883-8189
Print ISSN : 0453-4654
ISSN-L : 0453-4654
System and Information
Development of a Pressure Regulator to Conserve Energy Emitting in LP Gas Pressure Regulator
Yosuke KURIHARAKeigo MISAWAKajiro WATANABEKazuyuki KOBAYASHI
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2009 Volume 45 Issue 3 Pages 177-182

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Abstract
The development of electronics devices yields circuits which operates with low power consumption. This paper is aimed at describing a novel power supply system to such the devices. The energy levels diverged by mechanical vibration, pressure drops by regulators, thermal diverged, are low in the mechanical field but high enough to operate the electronics devices above. Here we describe a novel energy collecting method from pressure regulators in which high pressure is regulated to constant low pressure. In the regulation, energy is diverged. The method converts gas flow to rotation by a pneumatic motor and generates electric power by a generator connected with the motor. An LP gas regulator under normal use in a house, diverges about 30W energy. The devices developed here collected about 9W energy which is enough high for operating electronics devices around LP gas including intelligent gas meter.
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© 2009 The Society of Instrument and Control Engineers
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