Part 11 of Buying and Using Renewable Energy at Home. Your dealer can help you analyze your loads and size your system correctly. The dealer will install your equipment, making sure that it runs properly. Dealers will also have contacts at the local utility if you are connecting your system to the utility grid. With […]
Part 10 of Buying and Using Renewable Energy at Home. In addition to wind turbines, PV modules, or a microhydropower generator, you must purchase BOS equipment, when generating your own power. This may include battery charge controllers, batteries, inverters, wires, conduit, a grounding circuit, fuses, safety disconnects, outlets, metal structures for supporting the PV modules, […]
Part 9 of Buying and Using Renewable Energy at Home. According to many renewable energy experts, a standalone “hybrid” system that combines generation sources, such as wind and PV, offers several advantages over a single generation system. In much of the United States, wind speeds are low in the summer when the sun shines brightest […]
Part 8 of Buying and Using Renewable Energy at Home. If you are fortunate enough to have a stream running through your property, you might be able to generate hydropower. Microhydropower is a term used to describe very small hydropower systems. The definition of microhydropower varies, but is generally below 300 kilowatts. At this size, […]
Part 7 of Buying and Using Renewable Energy at Home. Photovoltaic cells produce direct current (DC) electricity. About 40 cells are joined together in enclosed, protective casings called modules. About ten of these modules are mounted in one PV panel. These flatplate PV panels can be mounted facing south, or they can be mounted on […]
Part 6 of Buying and Using Renewable Energy at Home. All wind energy systems consist of a wind turbine, a tower, wiring, and the “balance of system” (BOS) components: controllers, inverters, and/or batteries. Home wind turbines consist of a rotor, a generator mounted on a frame, and (usually) a tail. With the spinning blades, the […]
Part 5 of Buying and Using Renewable Energy at Home. At first glance, generating your own electricity using renewable fuel sources seems like the ideal way to avoid monthly utility bills. For some homeowners, self-generation is a choice that makes sense for their circumstances and fits into their values. However, self-generation involves investing your money […]