A silencer designed so that it will not cause appreciable restriction to steam flow.


Related Terms

WATER COLUMN

A vertical tubular member connected at its top and bottom to the steam and water space respectively to a boiler, to which the water gage, gage valves, high and low water alarms and fuel cutoff may be connected.

PISTON VALVE

A cylindrical type of steam engine slide valve for admission and exhaust of steam.

PARALLELS

1. Spacers located between steam plate and press platen of the mold to prevent bending of the middle section. 2. Spacers or pressure pods located between steam plates of a mold to regulate height and prevent crushing of mold parts.

NUCLEAR POWER PLANT

A power plant in which nuclear energy is converted into heat for use in producing steam for turbines, which in turn drive generators that produce electric power. Also known as atomic power plant.

MULTIPLE-EFFECT EVAPORATION

Seriesoperation energy economizer system in which heat from the steam generated (evaporated liquid) in the first stage is used to evaporate additional liquid in the second stage (by reducing system pressure), and so on, up to 10 or more effects; commonly used in the pulp and paper industry.

MOIST-HEAT STERILIZATION

Sterilization with steam under pressure, as in an autoclave, pressure cooker, or retort; most bacteriological media are sterilized by autoclaving at 121 C, with 15 pounds (103 kilopascals) of pressure, for 20 minutes or more.

LOW-LEVEL CONDENSER

A direct-contact water-cooled steam condenser that uses a pump to remove liquid from a vacuum space.

LINE OILER

An apparatus inserted in a line conducting air or steam to an airor steamactivated machine that feeds small controllable amounts of lubricating oil into the air or steam. Also known as air-line lubricator; line lubricator.

LANCASHIRE BOILER

A cylindrical steam boiler consisting of two longitudinal furnace tubes which have internal grates at the front.

INTERCONDENSER

A condenser between stages of a multistage steam jet pump.

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