ELECTRICAL RESISTANCE--The opposi-
FAIL--The loss of control signal or power to
tion offered by a substance or body to the passage
a component. Also breakage or breakdown of a
component or component part.
through it of an electric current or magnetic flux.
FAIL POSITION--The operating or physical
ELECTRODE--Either terminal of an electric
position to which a device will go upon loss of
source. An electrode may be a wire, a plate, or
its control signal.
other electricity-conducting object.
FATIGUE-- The tendency of a material to
ELECTROLYTE-- A solution of a substance
break under repeated strain.
that is capable of conducting electricity. An
electrolyte may be in the form of a liquid or paste.
FAULT ALARM--This type of alarm is
used in the fuel control system and the DCC. It
ELECTROMOTIVE FORCE--That which
indicates that a sensor circuit has opened.
moves or tends to move electricity.
FEEDBACK--A value derived from a
ELECTRONIC GOVERNOR (EC)--A
controlled function and returned to the controlling
system that uses an electronic control unit with
function.
an electrohydraulic governor actuator to control
and regulate engine speed.
FERROUS-- Refers to metals having iron as
the base metal.
EMERGENCY-- An event or series of events
in progress which will cause damage to equipment
FILAMENT-- A threadlike conductor, as of
unless immediate, timely, and correct procedural
carbon or metal, that is made incandescent by the
steps are taken.
passage of an electric current.
ENGINEERING CONTROL AND SUR-
FILTER--(1) A device that removes insoluble
VEILLANCE SYSTEM (ECSS)--An automatic
contaminants from the fluid of a fluid power
electronic control and monitoring system using
system. (2) A device through which gas or liquid
analog and digital circuitry to control the propul-
is passed; dirt, dust, and other impurities are
sion and electric plant. The ECSS consists of the
removed by the separating action.
PLOE, PAMCE, SCE, EPCE, and PAMISE on
the DD and CG class ships.
FITTINGS, PIPE--A term applied to the
connections and outlets, with the exception of
ENGINEERING OPERATIONAL SE-
valves and couplings, that are attached to pipes.
QUENCING SYSTEM (EOSS)--A two-part
system of operating instructions bound in
FLAMMABLE-- A combustible material that
books for each watch station. It provides
detailed operating procedures (EOP) and casualty
burns easily, intensely, or quickly.
control procedures (EOCC) for the propulsion
plant.
FOOT-POUND-- A term used in torque
application representing a force of 1 pound
applied perpendicular to a moment arm 1 foot
ENGINEER OFFICER--Often referred to
as the engineering officer or chief engineer.
long.
ENGINE ORDER TELEGRAPH (EOT)--
FREE STANDING ELECTRONIC EN-
CLOSURE (FSEE)--The FSEE provides the
A nonvoice communication system provided
supporting electronics and engine control inter-
between the command station (pilot house), CCS,
and the MER.
face between the GTM and the control consoles.
One FSEE is located in each MER.
FAHRENHEIT SCALE--A thermometric
FREQUENCY--The number of cycles (as in
scale, at which, under atmospheric pressure, the
an alternating electrical current) completed per
boiling point is 212F and the freezing point is
32F above zero.
second.
AI-5
