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Pumping Apparatus > Glossary Terms Pumping Apparatus > Flashcards

Glossary Terms Pumping Apparatus Flashcards

0
Q

Acceptance test

Proof test

A

Preservice test on fire apparatus or equipment performed at the factory or after delivery to assure the purchaser that the apparatus or equipment meet bid specifications.

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1
Q

Accelerator

A

Device usually in the form of a foot pedal, used to control the speed of a vehicle by regulating the fuel supply

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2
Q

Accessibility

A

Ability of fire apparatus to get close enough to a building to conduct emergency operations.

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3
Q

Accident

A

Unplanned uncontrolled event that results from unsafe acts of people and/or unsafe occupational conditions either of which can result in injury.

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4
Q

Adapter

A

Fitting for connecting hose couplings with the dissimilar threads but with the same inside diameter

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5
Q

Adjustable flow nozzle

A

Nozzle design so that the amount of water flowing through the nozzle can be increased or decreased at the nozzle.

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6
Q

Aerial apparatus

A

Firefighting vehicle equipped with hydrostatically operated ladder or elevating platform for the purpose of placing personnel or water streams in elevated positions.

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7
Q

Aerial device

A

General term used to describe the hydrostatically operated ladder or elevated platform attached to specifically designed fire apparatus.

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8
Q

Aerial ladder platform

A

Power operated using hydrostatically latter mounted on a special truck chassis

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9
Q

Aerial ladder platform

A

Power operated usually (hydrostatically) ladder with a passenger – caring device attached to the end of the latter

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10
Q

AFFF

A

Aqua yes film forming foam

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11
Q

Agent

A

Generic term used for materials that are used to extinguish fire

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12
Q

Air aspirating foam nozzle

A

Foam nozzle the specially designed to provide the area action required to make the highest quality foam possible ,most effective appliance for generation of low expansion foam

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13
Q

Air cascade system

A

Three or more large air cylinders, each usually with the capacity of 300 ft.³, from which STBA air bottles at the scene of an emergency may be filled

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14
Q

Ammeter

A

Gauge that indicates both the amount of electrical current being drawn from and provided to the vehicle’s battery.

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15
Q

Angle of approach

A

Angle formed by level ground and a line from the point where the front tires of a vehicle touch the ground to the lowest projection at the front of the apparatus

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16
Q

Angle of departure

A

Angle formed by level ground and a line from the point where the rear tires of a vehicle touch the ground to the lowest projection at the rear of apparatus

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17
Q

Anti-electrocution platform

A

Slide out platform mounted beneath the side Runningboard or rear step of an apparatus equipped with an aerial device designed to minimize chance of the driver operator been electrocuted should the device come in contact with energized electrical wires or equipment

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18
Q

Appliance

A

Generic term applied to any nozzle, why, Siamese, delusion monitor, or other piece of hardware used in conjunction with fire hose for the purpose of delivering water.

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19
Q

Applicator pipe

A

Curved pipe attached to a nozzle for precisely applying water over a burning object.

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20
Q

Aqua this film forming foam

AFFF

A

Synthetic foam concentrate that when combined with water is a highly effective extinguishing and blanketing agent on hydrocarbon fuels

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21
Q

ARFF

A

Acronym for

Aircraft rescue and firefighting

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22
Q

Atmospheric pressure

A

Pressure created by the atmosphere at the surface of the earth due to the weight of air. Atmospheric pressure at sea level is about 14.7 psi and increases as elevation increases and decreases as elevation increases

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23
Q

Attach hose

A

Hose between the attack bumper and then I’ll also any hoes used in a Hanline to control and extinguish fire minimum size is 1 1/2 inches

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24
Q

Attack lines

A

Hose lines or fire streams used to attack, contain, or prevent the spread of fire.

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25
Q

Attack pumper

A

Pumper positioned at the fire scene and is directly supplying attack lines.

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26
Q

Automatic nozzle

A

Fog nozzle that automatically corrects itself to provide a good stream at the proper nozzle pressure

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27
Q

Average daily consumption

A

Average of the total amount of water used each day during a one year.

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28
Q

Backflushing

A

The cleaning of a fire pump and piping by flowing water through it in op. cit. direction of normal flow

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29
Q

Baffle

A

Intermediate partial bulkhead that reduces the surgeon fact in a partially loaded liquid tank

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30
Q

Balanced pressure proportioner

A

A foam concentrate for sure that operates in tandem with a fire water pump to ensure a proper phone concentration to to water mixture

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31
Q

Booster pump

A

Fire pump used to boost the pressure of the existing water supply within a fixed fire protection system

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32
Q

Bourbon gauge

A

Most common device used to measure water system pressures

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33
Q

Bourdon tube

A

A part of a pressure gauge that has a curved flat tube that changes it’s curvature as pressure changes. This movement is then transferred mechanically to a pointer on the dial.

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34
Q

Break limiting valve

A

Valve that allows the vehicles breaks to be adjusted for the current road conditions

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35
Q

Braking distance

A

Distance vehicle travels from the time the brakes are applied until it comes to a complete stop

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36
Q

Break over angle

A

Angle formed by level ground and a line from the point where the rear tire of a vehicle touch the ground to the bottom of the frame at the wheelbase midpoint

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37
Q

BTU

British thermal unit

A

Amount of heat energy required to raise the temperature of 1 pound of water 1°F. 1 BTU equals 960°

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38
Q

Butterfly valve

A

Type of control valve that uses a flat baffle operated by a quarter turn handle

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39
Q

Calibrate

A

To standardize or adjust the increments on a measuring instrument

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40
Q

Capacity

A

Maximum ability of a pump or water distribution system to deliver water

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41
Q

Centrifugal pump

A

Pump with one or more impellers that utilizes centrical force to move the water. Most modern-day pumps are of this type.

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42
Q

Certification test

A

Pre-service test for aerial device, ladder, pump, and other equipment conducted by an independent testing laboratory prior to do the delivery of an apparatus these tests in sure that the unit will perform as expected prior to being placed in service.

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43
Q

Certified shop test curves

A

Results that are plotted on a graph of the test performed by the manufacture on at the pump before shipping the pump

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44
Q

C – factor

A

Factor that indicate the roughness of the inner surface of piping or firehose.

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45
Q

CFM

A

Cubic feet per minute

46
Q

Check valve

A

Automatic valve that permits a liquid flow in only one direction

47
Q

Chemical foam

A

Foam formed when an alkaline solution and an acid solution unite to form a gas pump carbon monoxide is in the presence of a foaming agent that traps the gas in fire resistive bubbles
Chemical foam is not commonly used today

48
Q

Circulating feed

A

Fire hydrant that receives water from two or more directions

49
Q

cistern

A

Water storage receptacle that is usually underground and may be supplied by well or rainwater runoff

50
Q

Clapper valve

A

Hinged fell that permits water to flow in one direction only

51
Q

Class a foam

A

Foam specially designed for use on class a combustible. Class a foams are essentially wedding agency that reduce the surface tension of water and allow it to soak into combustible materials easier than plain water.

52
Q

Coefficient of discharge

A

Correction factor relating to the shape of the hydrant discharge outlet; used when computing the flow from a hydrant

53
Q

Combination nozzle

A

nozzle designed to provide a straight stream and a fog stream

54
Q

Compound gauge

A

Pressure gauge capable of measuring positive or negative pressure, term used to describe the gate that measures the intake pressure on a fire pump

55
Q

Constant pressure relay

A

Method of establishing a relay water supply utilizing two or more pumpers to supply the attack bumper. This method reduces the need for time-consuming and often confusing fire ground calculations of friction loss

56
Q

discharge velocity

A

The rate at which water travels from an orifice

57
Q

Displacement

A

Volume or weight of a fluid displaced by floating body of equal weight. Amount of water forced into the pump the displacing air

58
Q

Dual pumping

A

Operation were a strong hydra is used to supply to pumpers by connecting the pumpers intake to intake. The second pumper receive the excess water not being pumped by the first bumper which is directly connected to the water supply source

59
Q

eductor

A

Proportioning device that injects foam concentrate into the water flowing through a hose line or pipe

60
Q

Elevated master stream

A

Fire stream in excess of 350 GPM that is deployed from the tip of an aerial device

61
Q

FDC

A

Fire department connection

62
Q

Fill site

A

Location at which tankers/tenders will be loaded during a water shuttle operation

63
Q

Finished foam

A

Completed product after the phone solution reaches the nozzle and air is introduced into the solution. Also simply called foam

64
Q

FDC

A

Fire department connection the point at which the fire department can connect into a sprinkler or standpipe system to boost the water flow in the system this connection consists of a clapboard find me with two or more 2 1/2 inch intakes or one large diameter 4 inch or larger intake

65
Q

Fire Department pumper

A

Apparatus have any permanently mounted fire pump with a rated capacity of 750 GPM or greater may also carry water hose and other portable equipment

66
Q

Four-way hydrant valve

A

Device that permits a pumper to boost the pressure in a supply line connected to a hydra without interrupting the water flow

67
Q

Friction loss

A

Loss of pressure created by the turbulence of water moving against the interior walls of the hose and pipe

68
Q

Front mounted pump

A

Fire pump mounted in front of the radiator of a vehicle and powered off the crankshaft

69
Q

Gate valve

A

Control valve with a solid player operated by handle and screw mechanism rotating to handle move the plate into or out of the waterway

70
Q

Governor

A

Built in pressure regulating device to control pump discharge pressure by limiting engine RPM

71
Q

Head

A

Water pressure due to elevation for everyone foot increase in elevation .434 psi is gained also called head pressure

72
Q

Impeller

A

Veined circulating member of the centrifugal pump that transmit motion to the water

73
Q

Impeller Eye

A

Intake orifice at the center of a centrifugal pump impeller

74
Q

Increaser

A

Adapter used to attach a larger hoseline to a smaller one that increase or has female threads on the smaller side and male threads on the larger side this can be found in our high-rise pack

75
Q

Indicating valve

A

Water main valve that visually shows the open or close status of the valve

76
Q

In-line eductor

A

Eductor that is placed along the length of a hoseline

77
Q

In-line relay valve

A

Valve placed along the length of a supply hose that permits a pumper to connect to the valve to boost pressure in a hoseline

78
Q

Intake

A

Inlet for water into the fire pump

79
Q

Intake pressure

A

Pressure coming into the fire pump

80
Q

Intake relief valve

A

Valve designed to prevent damage to a pump from water hammer or any sudden pressure served

81
Q

Intake screen

A

Screen used to prevent foreign objects from entering a pump

82
Q

Ladder pipe

A

Master stream nozzle mounted on the fly of an aerial ladder

83
Q

LDH

A

Large diameter hose, relay supply hose of 3 1/2 to 6 inches, used to move large volume of water quickly with minimum number of pampers and personnel

84
Q

Level one staging

A

Used on all multi company emergency responses. The first arriving vehicles of each type proceed directly to the scene, any others standby a block or two from the scene and away orders.

85
Q

Level II staging

A

Used on large-scale incidents where greater alarm companies are responding these companies are sent to a specified location to wait assignment

86
Q

Lugging

A

Condition that occurs when the throttle application is greater than necessary for a given set of conditions. It results in an excessive amount of carbon particles issuing from the exhaust, logging can be illuminated by using a lower gear and proper shifting techniques

87
Q

Maintenance

A

Keeping equipment or apparatus in a state of usefulness or readiness

88
Q

Manifold

A

How was appliance that delivers one large hoseline into three or more small hose lines also called portable hydrants, hose appliance that combines three or more smaller hose lines into one large hoseline, top portion of the pump casing

89
Q

Manufactures test

A

Fire pump or aerial device test performed by the manufacture prior to delivery of the apparatus

90
Q

Master stream

A

Any of writing of heavy, large caliber water streams, visually supplied by Siamesing two or more hose lines into a manifold device delivering 350 GPM or more also called heavy stream

91
Q

Master stream nozzle

A

Nozzle capable of flowing in excess of 350 GPM

92
Q

Midship pump

A

Fire pumps mounted at the center of the fire apparatus

93
Q

Mobile water supply apparatus

A

Fire apparatus with a water tank of 1000 GPM or greater whose primary purpose is transporting water may also carry a pump some hoes and other equipment also referred to as tenders or tankers

94
Q

Monitor

A

Master stream appliance who stream direction can be changed while water is being discharged they can be fixed portable or combination of both

95
Q

National fire protection Association

NFPA

A

Nonprofit educational and technical Association located in Quincy Massachusetts devoted to protect in life and property from fire by developing fire protection standards and educating the public

96
Q

Nozzle pressure

A

Velocity pressure at which water is discharged from the nozzle

97
Q

Nozzle reaction

A

Counterforce directed against a person holding a nozzle or a device holding a novel by the velocity of water being discharged

98
Q

Nurse tender

A

Very large mobile water supply apparatus that is station at the fire scene and serves as a portable reservoir rather than as a shuttle tender

99
Q

Over throttling

A

Process of injecting or supplying the diesel engine with more fuel than can be burned

100
Q

PDP

A

Pump discharge pressure

101
Q

Preservice tests

A

Test performed on fire pumps or aerial devices before they placed into service. These tests are broken down into manufacture status, certification test, and acceptance tests.

102
Q

Pressure governor

A

Pressure control device that controls engine speed and therefore a lemonades hazardous conditions that result from excessive pressures

103
Q

Pressure relief device

A

Automatic device designed to release excess pressure from a fire pump

104
Q

Prime

A

To remove all air from a pump intake hose in preparation for receiving water under pressure

105
Q

Pump capacity rating

A

Maximum out of water pump will deliver at the indicated pressure

106
Q

Relay

A

Use of two or more pumpers to move water distances that would require excessive pressure if only one pumper was deployed

107
Q

Road test

A

Preservice apparatus maneuverability test designed to determine the roadworthiness of a new vehicle

108
Q

Service test

A

Series of tests were performed on apparatus and equipment in order to ensure operational readiness of the unit. These test should be performed at least yearly or whenever a piece of apparatus or equipment has undergone extensive repair

109
Q

Staging

A

Process by which noncommitted units responding to a fire or other emergency incident are stopped at a location away from the fire scene to await their assignments

110
Q

Staging area

A

Location away from the emergency scene where units assemble and wait until they are assigned a position on the emergency scene, location on the emergency scene where tools and personnel are assembled before being used or sign

111
Q

Stortz coupling

A

Sexless coupling commonly found on large diameter hose

112
Q

Strainers

A

Wire or other Metal guards used to prevent debris from clogging the intake hose of fire pumps

Pumping Apparatus (6 decks)

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