By Manon Marianne. Engine Wiring. Publised at Tuesday, September 19th 2017, 19:35:06 PM. The push toward higher-efficiency engines will alter exhaust temperatures and chemistry and may create challenges for emission control technologies. For example, new higher-efficiency engines will have lower exhaust temperatures, due to more efficient work extraction at the piston. Lower exhaust temperatures will, in turn, require the development of new emission control technologies, which must not only be effective at low temperatures but also must survive high exhaust temperatures encountered under high load conditions.
By Morgane Seraphine. Electrical Wiring. Published at Wednesday, January 31st 2018, 12:59:53 PM. “Anywhere there is the chance of contact with water or the ground, there should be a GFCI,” says Brett Brenner, president of the Electrical Safety Foundation International (ESFI). “It’s estimated that GFCIs accounted for roughly a 70 percent reduction in electrocutions,” he says. GFCIs are also available as circuit breakers installed in the panel, giving ground fault protection to designated circuits in the home.
By Morgane Seraphine. Electrical Wiring. Published at Wednesday, January 31st 2018, 12:02:53 PM. Electrical wiring has given rise to various connectors. The place where a wire is joined to another wire or attaches to a device is the point where there is the most danger of a spark. It is important that connections are secure. Insulated plastic wire nuts are used to attach two wires. There are also special tools used by electricians to deal with the installation of wiring. An example is the combination wire cutter and stripper. The stripper is used to remove the insulation from the end of the wire so that the bare wire might be attached.
By Manon Marianne. Electrical Wiring. Published at Wednesday, January 31st 2018, 06:36:11 AM. Arc fault circuit interrupters (AFCIs) protect a home against electrical fires. ACFIs protect against fire-causing arcing much like GFCI’s protect against stray current. When an arc is detected, power to the circuit is interrupted. Arcing can be caused by any number of factors, including damaged or worn wires, incorrect wiring, and loose or wet connections. Newer AFCIs are able to distinguish between dangerous arc faults and normal arcing caused by fluorescent lighting and some dimmers and switches.
By Sebastien Abel. Electrical Wiring. Published at Wednesday, January 31st 2018, 06:29:09 AM. The first stage, which coincides in time with general construction work, includes the installation of fasteners or inserts in structural elements for the subsequent attachment of electrical equipment and structures for the installation of electric wiring. It also includes the installation of conduits for electric wiring in the foundations and floors of buildings or structures and the installation of wall sockets for outlets and switches. In the first stage, the preassembly of electrical equipment and wiring structures, the fabrication of conduit sections, and the board lacing of wires and cables for lighting and other circuits are carried out away from the construction site in specially equipped electrical-installation prefabrication shops.
By Olivier Danielle. Electrical Wiring. Published at Wednesday, January 31st 2018, 02:57:22 AM. Separate the circuit wires at the existing splice and loosen the cables as needed to make room for the new junction box. Mount the box to the framing (or other support structure) with screws driven through factory-made holes in the back or side of the box, as applicable.
By Morgane Seraphine. Electrical Wiring. Published at Tuesday, January 30th 2018, 20:03:59 PM. The majority of homeowners will not mess around with the electric meter or service disconnect and leave these up to the utility company or hire an electrician. However, you might work with the electrical panel. Whether you're installing a new panel or making repairs on an old one, it's very important that you get it right. After all, this is the hub for your entire home's electricity.
By Elvire Fernande. Engine Wiring. Published at Tuesday, January 30th 2018, 18:25:31 PM. Most folks think that in the world of mechanized movement, steam-powered external combustion engines came before the internal combustion variety. The reality is that the internal combustion engine came first. "Yes, the ancient Greeks messed around with steam-powered engines, but nothing practical came from their experiments".
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