What is a Two-Stage Regulator System?

A Two-Stage Regulator System is designed to effectively manage the pressure of gas by utilizing two separate stages in its regulation process. The first stage decreases the high incoming pressure from the gas supply to a more manageable range, while the second stage further reduces the pressure down to the desired level suitable for use in appliances or devices. By separating these processes into two stages, the system can more precisely control the pressure, which enhances safety and efficiency.

The option that identifies a delivery system combining first and second-stage regulators accurately describes this functionality, as it highlights the dual-stage mechanism that is characteristic of such systems. This design is particularly beneficial in maintaining consistent pressure levels even when there are fluctuations in the supply pressure or demand changes.

Other choices do not capture the comprehensive nature and functionality of a two-stage regulator system. For instance, a system reducing gas pressure in one stage does not encompass the layered approach of pressure management that a two-stage regulator provides. Filtering gas impurities is not a primary function of this system, as it focuses more on pressure regulation than on cleaning gas. Lastly, a type of gas storage system does not apply here, as the two-stage regulator relates to the delivery and regulation of gas rather than its storage.