A
Acid:
A chemical substance whose properties include the ability
to react with bases or alkalies in water solutions to
form salts.
Alkali:
A chemical substance (such as hydroxide or carbonate of
sodium or potassium) which reacts and neutralizes an acid.
Alkalinity:
A property of water soluble substances (or mixtures) causing
the concentration of hydroxyl ions (OH-) in water solutions
to be higher than the concentration of hydrogen ions (H+).
B
Bar:
Unit of pressure.
1
bar = 0.9869 atmospheres
1 bar = 10000 Pa
Biodegradability:
The capability of organic matter to be decomposed by biological
processes.
Boom:
In a self-service wash, the arm extension that holds a
hose and nozzle for washing the vehicle. The boom can
be wall-mounted for 180° movement or ceiling-mounted
for 360° movement.
BTU:
British Thermal Units, a measure of energy.
C
Caustic:
A strong alkali. When used alone the term usually refers
to caustic soda (sodium hydroxide).
Centrifugal
Separator:
Device to remove large dirt particles from reclaim water
flow.
Centimeter:
Unit of distance , commonly denoted by "cm".
1
inch = 2.54cm
1 cm = 10 mm
1 cm = 0.01 m
Cfm:
Cubic feet per minute.
Chemical
Metering and Feed System:
Apparatus for delivering chemicals from the equipment
room to the application in the wash bay.
Chlorination:
Process of adding chlorine to water to inhibit bacterial
growth.
Cloth
Friction Wash:
Using wash material against the vehicle's surface to remove
dirt.
Correlator:
In-ground device to align the vehicle wheels with a wash
conveyor by providing a mechanism for the vehicle to slide
laterally. The Correlator is located at the beginning
of the entrance of the conveyor.
D
Detergency:
The ability to clean or remove soil. Generally detergency
is associated with the action of a cleaning agent such
as soap, detergent, alkaline salt, or a combination.
Dissolved
Solids:
Fine particles of dirt and other debris in water not distinctly
visible to the naked eye.
E
Exterior
Wash:
Carwash service that includes only a cleaning of the outside
of the car. Often this refers to an unattended wash, where
no detailing services are offered.
F
FNPT:
Female National Pipe Thread
Foam:
Bubbles formed on liquids by the process of agitation.
FOB:
"Free on board" means that the seller delivers
when the goods are loaded. This means that the buyer has
to bear all costs and risks of "loss of" or
"damage" to the goods from that point.
FRP:
FRP stands for Fibre Reinforced Plastic, it is made by puttings layers of glass fibres along with resin which makes it shock proof and sturdy. Since no metal in presnt, it does not corrode.
Front-to-Rear
Cloth Mitter Curtains:
Cleaning material moving parallel with the travel of the
vehicle.
Full-Service
Wash:
A conveyorized or tunnel wash that provides a complete
wash, vacuuming and drying, usually by hand.
FWP:
Front Wheel Pull
G
Gantry:
A framework that spans a distance, often moving on wheels.
Greaseless:
Not requiring lubrication.
H
Hand
Wash (conveyorized):
A conveyor wash with workers wearing large mitts that
wash the vehicle, rather than using mechanical mitters
and side washers.
Hard
Surface Cleaner:
A product formulated for cleaning painted surfaces, washable
floor coverings, plastics, metals, porcelain, and other
surfaces.
Hp:
Horsepower
1 hp = 0.746 kW
Hz:
Hertz
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K
kW:
Kilowatt : A unit of power.
1 kW = 1.341 hp
kWh:
Kilowatt per hour. A unit to measure Energy used.
L
Lubricity:
The measure of resistance to friction on a surface.
M
Metre
:
Unit of distance, commonly denoted by "m".
100
cm = 1m
1 m = 3.3 feet
Micron:
One millionth of a meter.
Mitter:
Machine that suspends and oscillates wash material on
the horizontal surfaces of a vehicle to effect cleaning
of the top surfaces of an automobile
Motor
Control Center:
Enclosure containing starters, switching, and overload
protection devices for electric motors which are utilized
throughout a carwash system to operate various motors
on different devices and machines.
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O
Oil Water Separator:
Please see "Sludge Separator".
Opaque:
Not letting light pass through; not transparent or translucent
Over-and-Under
Conveyor:
Type of conveyor that has hidden pushers continuously
traveling on a level under the surface. Only when a pusher
is needed to push a car is one lifted into the working
position.
Ozonation:
Process of injecting ozone into water to inhibit bacterial
growth.
P
Palletized:
Self-contained in a single unit, mounted on a skid.
pH:
A measure of the acidity or alkalinity of a solution,
numerically equal to 7 for neutral solutions, increasing
with increasing alkalinity and decreasing with increasing
acidity. The pH scale commonly in use ranges from 0 to
14. [p(otential of) H(ydrogen).]
PLC:
Programmable Logic Controller.
Polish
Wax:
Foam applicator which applies a colored chemical to the
vehicle as it passes through the wash bay. Provides extra
service that generates additional revenue and is eye pleasing
to the motorist.
POS:
Point of Sale.
Psi:
Per square inch of air pressure.
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R
Recycling System
Equipment which takes the waste water and removes dirt from the water. The effectiveness of the filter depends upon the media which is being used to filter water. Sand based multi media filters are common.
Reverse
Osmosis:
The removal of organic and suspended impurities from water
by the use of one or more semi-permeable membranes.
Rinse
Aid:
Wax-like chemical applied to the vehicle surface after
the final rinse for easier water removal during the drying
process.
Rocker
Panel:
Portion of a vehicle's side that is below a straight line
between the tops of both tires.
Roll
Bar Assembly:
Rotating device that spans the correlator and directs
a vehicle's tires onto the wash conveyor.
Roller-on-Demand:
Carwash conveyor operational feature that moves a pusher
into working position on the conveyor track to move a
car through the carwash.
Rollover
Wash:
The type of wash where the customer drives into position
and sits stationary while the equipment moves over and
around the car.
Rust
Inhibitor:
A chemical applicator for the under side of the vehicle
in the wash process that inhibits rust formation.
RWP:
Rear Wheel Push
S
Self-Lubricating:
Pre-lubricated and not requiring additional lubrication.
Self-Service
Wash:
A wash where the customer performs all the labor. Generally,
the customer drives into a bay and washes the car by means
of a high pressure hose and a foaming brush.
Silencer:
Pan-like dryer attachments filled with acoustical foam
that cover the dryer producer inlets to reduce noise levels.
Skid mounted equipment:
An equipment which is mounted on a skid (frame). The equipment can be directly kept at the place of operation and used.
Sludge Separator:
An equipment which removes the mud and sludge from the drain water. This equipment reduces the load on the Recycling System requiring less Backwashes. Some sludge separators have Oil separators also. If the oil quantity in the waste water is more, it can damage the filter media of the recycling system.
Spot-free:
Carwash industry term synonymous with reverse osmosis.
T
Translucent:
Letting light pass through while diffusing it.
Triple
Foam Wax:
It is special wax which produces dense foam. The wax is sprayed on the vehicle and the foam is then washed off after some time. Three different pumps or a single pump with dosing may be used to pump the wax.
Triple
Polish:
Foam applicator which applies three different colored
chemicals to the vehicle as it passes through the wash
bay. Extra service that generates additional revenue and
is eye pleasing to the customer.
U
UHMW
polyethylene:
Ultra High Molecular Weight polyethylene, a type of plastic.
Undercarriage
Wash Applicator:
Device to deliver high volumes of wash water to the underside
of vehicles to remove mud and salt. Can also be used as
a rust inhibitor applicator.
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W
Wash
Material:
Industry term for cloth used for cleaning in a friction
wash.
Water
Hardness:
Soluble metal salts, (principally those of calcium and
magnesium, and sometimes iron and manganese) that when
present in water in sufficient amounts create cleaning
problems. These metal salts remain on a vehicle after
the water evaporates leaving white spots.
Weep
System:
A system using dripping water to prevent freezing in hoses
in cold climates.
Wetting
Agent:
A substance that reduces the surface tension of a liquid,
causing the liquid to spread across or penetrate more
easily the surface of a solid.
Wheel
and Tire Chemical Applicator:
Device for spraying cleaning solution onto wheels and
tires.
Wrap
Around Washers:
Rotating brushes attached to knuckling arms for cleaning
the front, sides and rear of vehicles.
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