horizontal-shaft turbine
21Éolienne Bollée — was turned to face the wind and second, an improvement which increased the flow of wind through the turbine was added. The turbines built according to the 1885 patent that were commercially successful. The Eolienne Bollée (book)] The windpump… …
22environmental works — ▪ civil engineering Introduction infrastructure that provides cities and towns with water supply, waste disposal, and pollution control services. They include extensive networks of reservoirs, pipelines, treatment systems, pumping stations …
23Bevel gear — Bevel gears are gears where the axes of the two shafts intersect and the tooth bearing faces of the gears themselves are conically shaped.Bevel gears are most often mounted on shafts that are 90 degrees apart, but can be designed to work at other …
24Deflected slipstream — is an approach to creating an aircraft that can take off and land vertically (VTOL), or at least with a very short runway (STOL). The basic principle is to deflect the slipstream from one or more propellers approximately 90 degrees, to create an… …
25Water wheel — This article is about the machine for converting energy of flowing or falling water. For paddle wheels used to propel watercraft, see paddle wheel ship. For wheels used solely to lift water, see Noria. For factories or industries driven by water… …
26technology, history of — Introduction the development over time of systematic techniques for making and doing things. The term technology, a combination of the Greek technē, “art, craft,” with logos, “word, speech,” meant in Greece a discourse on the arts, both… …
27Centrifugal compressor — Centrifugal compressors, sometimes termed radial compressors, are a sub class of dynamic axisymmetric work absorbing turbomachinery.[1] Centrifugal impeller with a highly polished surface likely to improve performance …
28Unconventional wind turbines — Wind turbines History Design Manufacturers Unconventional As of 2010, the most common type of wind turbine is the three bladed horizontal axis wind turbine (HAWT). This article deals with various types of wind turbine that differ from the… …
29Thermal power station — Republika Power Plant, a thermal power station in Pernik, Bulgaria …
30Deep foundation — A deep foundation installation for a bridge in Napa, California, United States …
