Author's articles
What Are The Practical sources Of Energy? – Part 2
By Yoni Levy · 13 years ago
What Are The Practical sources Of Energy? – Part 2
The practical sources of energy include the fossil fuels, natural gas, petroleum (or oil), and coal. Fossil fuels are referred to as nonrenewable energy sources ...
What Are The Practical sources Of Energy? – Part 1
By Yoni Levy · 13 years ago
What Are The Practical sources Of Energy? – Part 1
The practical sources of energy include the fossil fuels, natural gas, petroleum (or oil), and coal. Fossil fuels are referred to as nonrenewable energy sources ...
The Complete Guide For Solar Panel Design Systems - Part 2
By Yoni Levy · 13 years ago
The Complete Guide For Solar Panel Design Systems - Part 2
Design III — Tilt
These first two designs were economically driven, streamlined systems. This next design aims to variably tilt the panels to "follow ...
The Complete Guide For Solar Panel Design Systems - Part 1
By Yoni Levy · 13 years ago
The Complete Guide For Solar Panel Design Systems - Part 1
Design I — Modular
The initial design is simple yet robust, and is composed of only two elements, a foot and slat. As shown ...
Emerging economies: rapidly growing PV markets
By Yoni Levy · 13 years ago
Emerging economies: rapidly growing PV markets
This roadmap envisions a rapid growth of PV power throughout the world in OECD countries as well as in Asia, and at a later stage in Latin America and ...
Introduction To Solar PV Technology
By Yoni Levy · 13 years ago
Introduction To Solar PV Technology
There is a pressing need to accelerate the development of advanced clean energy technologies in order to address the global challenges of energy security, climate change and sustainable development. This ...
How wind turbines operate?
By Yoni Levy · 13 years ago
How wind turbines operate?
In contrast to the windmills common in the nineteenth century, a modern power generating
wind turbine is designed to produce high quality, network frequency electricity whenever enough wind is available. Wind ...
Solar Thermal Technology on an Industrial Scale
By Yoni Levy · 13 years ago
Solar Thermal Technology on an Industrial Scale
Our sun produces 400,000,000,000,000,000,000,000,000 watts of energy every second and the belief is that it will last for another 5 billion years. The United States reached peak oil ...
Solar Energy in Spain
By Yoni Levy · 13 years ago
Solar Energy in Spain
Spain is forging ahead with plans to build concentrating solar power plants, establishing the country and Spanish companies as world leaders in the emerging field. At the same time, the number ...
Types of Solar Water Heaters
By Yoni Levy · 13 years ago
Types of Solar Water Heaters
Solar water heaters can be either active or passive. An active system uses an electric pump to circulate the heat-transfer fluid; a passive system has no pump. The amount of ...
Basic Information on Solar Water Heating
By Yoni Levy · 13 years ago
Basic Information on Solar Water Heating
This publication provides basic information on the components and types of solar water heaters currently available and the economic and environmental benefits of owning a system.
Although the publication ...
What Is Recycling?
By Yoni Levy · 13 years ago
What Is Recycling?
An average American has over 1300 pounds of trash per year! Up until the late
1800’s, Europe and the United States took care of the solid waste problem by dumping, slopping and ...
Producing your own power
By Yoni Levy · 13 years ago
Producing your own power
The first step to designing a renewable energy system is to conduct a Load Evaluation to determine what appliances you will be using, for how long each day and week, and ...
Living "Off Grid" – Part 1
By Yoni Levy · 13 years ago
Living "Off Grid" – Part 1
Living "off grid" means you are not connected to a utility company power line, the electrical grid. You must produce your own electrical power to meet your needs. This ...
7 Most Frequently Asked Questions About Small Wind Energy Systems
By Yoni Levy · 13 years ago
7 Most Frequently Asked Questions About Small Wind Energy Systems
1. How many turbines are needed to power a household or farm?
For a home or farm, one turbine is normally installed. The turbine's size ...
6 Most Frequently Asked Questions About Wind Energy
By Yoni Levy · 13 years ago
6 Most Frequently Asked Questions About Wind Energy
1. How much electricity can one wind turbine generate?
The ability to generate electricity is measured in watts. Watts are very small units, so the terms kilowatt ...
10 Good Reasons to switch to solar photovoltaic electricity
By Yoni Levy · 13 years ago
10 Good Reasons to switch to solar photovoltaic electricity
Photovoltaic is emerging as a major power source due to its numerous environmental and economic benefits and proven reliability.
‘Photovoltaic’ is a marriage of two words: ...
About urbane wind turbine investment
By Yoni Levy · 13 years ago
About urbane wind turbine investment
These costs consist of: complete UWT installation including the engineering, safety measures, monitoring, supporting construction, transport and mounting, proof of operation (commissioning) and the acceptance. Likely additional costs will arise ...
43 Home Energy Saving Tips
By Yoni Levy · 13 years ago
43 Home Energy Saving Tips
No-Cost or Low-Cost:
1. Lower your thermostat at night and whenever the house is unoccupied. Close off and don’t heat unoccupied rooms (unless you have a heat pump). If you ...
What Are The Types Of Renewable Energy?
By Yoni Levy · 13 years ago
What Are The Types Of Renewable Energy?
What is Renewable Energy?
Renewable energy uses energy sources that are continually replenished by nature—the sun, the wind, water, the Earth’s heat, and plants. Renewable energy technologies turn ...