A linear programming problem in which it is required to find the least costly mix of ingredients which yields the desired product characteristics.



Related Terms

PRODUCT CARRIER

A tanker used to carry refined oil products. Normally four different grades of oil can be handled simultaneously.

ATOMIZER

part of an oil gun which breaks up the fuel oil flow into tiny particles by both mechanical means the use of an atomizing medium. The oil and atomizing medium mix together in the atomizer and then flow to the oil tip to be discharged into the furnace.

HEAT RELEASE

The total quantity of thermal energy above a fixed datum introduced into a furnace by the fuel, considered to be the product of the hourly fuel rate and its high heating value, expressed in Btu per hour per cubic foot of furnace volume or square foot of heating surface.

PRE-MIXED FLAME

Before ignition, the fuel and air are intimately mixed. The combustion process is controlled by heat conduction and diffusion of radicals.

PROPORTIONAL CONTROL

A mode of control in which there is a continuous linear relation between value of the controller variable and position of the final control element (modulating control).

VAPOR

The gaseous product of evaporation.

HYDRAULIC ACTUATOR

A device for converting hydraulic energy into mechanical energy, pressure into linear movement or rotation.

HYDRAULIC CYLINDER

A hydraulic actuator of linear type. Consists of sealed cylindrical body with oil admission ports and piston connected to actuating rod. Direction of linear piston & rod movement depends on which side of piston working fluid supplied.

HYDRAULIC MOTOR

A hydraulic actuator of rotary type. Has a cylindrical cartridge with several hydraulic cylinders which rods linear movement converted into shaft rotation. Direction of shaft rotation depends on sequence of working cylinders activation.

FATHOM

A measure of length, equivalent to 6 linear feet, used for depths of water and lengths of anchor chain

Related questions

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