The Current Situation of Solar Energy in USA and Japan

Solar is a sustainable use of clean energy. In thereliable, sustainable energy.
search for sustainable development of humanJapanese current situation in construction of solar
society, energy-saving building on the increasing useenergy utilization is very nice!
of solar energy is getting worldwide attention.As the second-largest economy, Japan is the primary
The status of solar energy use in United States isenergy consumption in major countries, and they are
getting better!depending on energy imports. However, in recent
In United States, total energy consumption in buildingyears, Japanese energy-saving technologies to
comes up to 30% -90%. It is becoming a certainsignificantly improve energy efficiency are getting
form of economic development constraints role.better rapidly.
Therefore, American development of solar energy isIn the field of solar energy use, Japanese
growing very rapidly.photovoltaic roof system were installed 887,000
In order to reduce energy consumption, reducekilowatts by the end of 2003.Japanese government
pollution and adjust energy structure, to achieveplans to install 4.82 million kilowatts by 2010.
sustainable development, United States made aIn Japan, solar energy is very common in ordinary
positive exploration of solar energy. "A million solarresidential quarters. The residential quarters of the
roofs plan" is the largest in the progressive realizationenergy conservation efforts is clearly promulgated by
of the project plan. The U.S. plan is geared to thethe Japanese construction regulations and standards.
21st century by a government advocacy. It is aThere are many specific energy-saving measures for
development of medium and long-term plan. Bylighting. In energy-saving, the Japanese residential
implementation of this plan, there will be 1 millionquarters are in the common application of solar
roofs or buildings installed with solar energy systems,energy, and it is mostly passive solar house system.
including solar photovoltaic systems, solar waterAbsorbing through the roof panels that efficiently
heating systems and solar air heater system. Bycollecting solar energy, it will enter the indoor with
implementation of this plan, solar energy technologythermal (cold) wind according to interior rooms
applications will be further expanded, to reduceautomatically. It can supply hot water as well. The
greenhouse gas emissions, expand energy choicesutilization of solar energy in Residential Area can not
and create new high-tech jobs. It will bring substantialonly save power, but can also improve, protect the
environmental benefits and economic benefits. Byenvironment. It is also in line with community building
2010, millions of the roof will be equivalent toin the sustainable development of energy-saving in
production of 2-3 coal-fired electricity power plants. Itone direction. It is getting Japanese government's
will not only meet their own electricity needs, butattention, Support and encouragement.
also been able to sell electricity generated by solarThese two countries are all doing very well in the
energy.solar energy industry. Their scientists are working
Recently, U.S. scientists find new energy from thevery hard on this solar energy development as well.
vastness of space. Scientists envisaged launch theThere are still a lot of obstacles in the development
satellite energy collecting device. The solar panelof solar energy. In the near future, the solar energy
installed in the satellite can collect energy in space,utilization will be more important as the shortage of
and the collection of energy as microwave will beoil. So it is time for us to pay attention to this
transferred back to Earth, and then converted intoindustry!
direct current. It will provide cheap, clean, safe,