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Flemish bond is a decorative form of brickwork pattern, as distinct from functional bonds such as English bond. [2] Bricks known as stretchers are laid lengthwise and are alternated adjacent on the same horizontal plane ( courses ) with bricks known as headers that are laid with their shorter ends exposed. [ 3 ]
If the wall is arranged such that the bricks at the rear do not have this pattern, then the brickwork is said to be single Flemish bond. [33] Flemish bond brickwork with a thickness of one brick is the repeating pattern of a stretcher laid immediately to the rear of the face stretcher, and then next along the course, a header.
English: This is a file showing colour-coded plan and elevation views for brickwork in Double Flemish bond of two and a half bricks’ thickness. Bricks in the elevation diagram are accounted for in like colours in the plan diagrams.
A wall constructed in glazed-headed Flemish bond with bricks of various shades and lengths. An old brick wall in English bond laid with alternating courses of headers and stretchers . A brick is a type of construction material used to build walls, pavements and other elements in masonry construction.
In physics, the Young–Laplace equation (/ l ə ˈ p l ɑː s /) is an algebraic equation that describes the capillary pressure difference sustained across the interface between two static fluids, such as water and air, due to the phenomenon of surface tension or wall tension, although use of the latter is only applicable if assuming that the wall is very thin.
The SI unit for permeability is the square metre (m 2). A practical unit for permeability is the darcy (d), or more commonly the millidarcy (md) (1 d ≈ 10 −12 m 2 ). The name honors the French Engineer Henry Darcy who first described the flow of water through sand filters for potable water supply.
In surface chemistry, disjoining pressure (symbol Π d) according to an IUPAC definition [1] arises from an attractive interaction between two surfaces. For two flat and parallel surfaces, the value of the disjoining pressure (i.e., the force per unit area) can be calculated as the derivative of the Gibbs energy of interaction per unit area in respect to distance (in the direction normal to ...
The pressure value that is attempted to compute, is such that when plugged into momentum equations a divergence-free velocity field results. The mass imbalance is often also used for control of the outer loop. The name of this class of methods stems from the fact that the correction of the velocity field is computed through the pressure-field.