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  2. Formwork - Wikipedia

    en.wikipedia.org/wiki/Formwork

    Fabric formwork is a small niche in concrete technology. It uses soft, flexible materials as formwork against the fresh concrete, normally with some sort of strong tension textile or plastic material. The International Society of Fabric Forming conducts research on fabric formwork.

  3. Fan (machine) - Wikipedia

    en.wikipedia.org/wiki/Fan_(machine)

    A table fan. A fan is a powered machine used to create a flow of air. A fan consists of a rotating arrangement of vanes or blades, generally made of wood, plastic, or metal, which act on the air. The rotating assembly of blades and hub is known as an impeller, rotor, or runner. Usually, it is contained within some form of housing, or case. [1]

  4. Shop drawing - Wikipedia

    en.wikipedia.org/wiki/Shop_drawing

    A shop drawing is a drawing or set of drawings produced by the contractor, supplier, manufacturer, subcontractor, consultants, or fabricator. [1] Shop drawings are typically required for prefabricated components. Examples of these include: elevators, structural steel, trusses, pre-cast concrete, windows, appliances, cabinets, air handling units ...

  5. Draft tube - Wikipedia

    en.wikipedia.org/wiki/Draft_tube

    Draft tube. A draft tube is a diverging tube fitted at the exit of a turbine's runner and used to utilize the kinetic energy available with water at the exit of the runner. [1] This draft tube at the end of the turbine increases the pressure of the exiting fluid at the expense of its velocity. This means that the turbine can reduce pressure to ...

  6. Kaplan turbine - Wikipedia

    en.wikipedia.org/wiki/Kaplan_turbine

    The Kaplan turbine was an evolution of the Francis turbine. Its invention allowed efficient power production in low- head applications which was not possible with Francis turbines. The head ranges from 10 to 70 metres (33 to 230 ft) and the output ranges from 5 to 200 MW. Runner diameters are between 2 and 11 metres (6 ft 7 in and 36 ft 1 in).

  7. Grade beam - Wikipedia

    en.wikipedia.org/wiki/Grade_beam

    Grade beam. A grade beam or grade beam footing is a component of a building's foundation. It consists of a reinforced concrete beam that transmits the load from a bearing wall into spaced foundations such as pile caps or caissons. [1] It is used in conditions where the surface soil’s load-bearing capacity is less than the anticipated design ...

  8. Scaffolding - Wikipedia

    en.wikipedia.org/wiki/Scaffolding

    Scaffolding, also called scaffold or staging, [2] is a temporary structure used to support a work crew and materials to aid in the construction, maintenance and repair of buildings, bridges and all other human-made structures. Scaffolds are widely used on site to get access to heights and areas that would be otherwise hard to get to. [3]

  9. Engineering design process - Wikipedia

    en.wikipedia.org/wiki/Engineering_design_process

    The engineering design process, also known as the engineering method, is a common series of steps that engineers use in creating functional products and processes. The process is highly iterative – parts of the process often need to be repeated many times before another can be entered – though the part(s) that get iterated and the number of such cycles in any given project may vary.

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