The status quo of China's solar cell industry
China's research and development of solar cells attached great importance, as early as 75 period,VGP-BPL2
the amorphous silicon semiconductor research work has been included in
major national issues; 85 and 95 during the research and development in
China to focus on large area solar cell and so on. In October 2003, the
National Development and Reform Commission, Ministry of Science and
worked out the next five years, solar energy resource development plans,
Development and Reform Commission "Bright Project" will raise 10
billion yuan for promoting solar energy technology, plans to solar power
by 2005 system's total installed capacity reached 300 MW.
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Laptop Battery Laptop battery
In 2002, the relevant state ministries and started the "western
provinces and autonomous regions without electricity Rural electricity
Scheme", through solar and small wind power to solve seven provinces and
autonomous regions in western rural electricity without electricity
problems. The start of this project greatly stimulated the solar power
industry, China has built several solar cell packaging line, so that the
annual solar cell production capacity is increasing rapidly. At
present, 10 of China's solar cell production line, annual production
capacity of about 4.5MW, of which eight production lines VGP-BPS2
are imported from abroad, and in this eight production lines, among
them, six monocrystalline silicon solar cell production lines, 2-Si
solar cell production lines. Experts predict that China's current annual
demand for PV market 5MW, 2001 ~ 2010 years, the annual demand will
reach 10MW, starting in 2011, China's PV market will be greater than the
annual demand 20MW.
Matching with the inverter battery should charge and discharge can be
deep-cycle lead-acid battery. Deep-discharge function for battery, the
power unit of measurement is generally ampere hours (AH), it shows that
the unit time (usually 20 hours) can provide current values. Hp laptop battery As for the 100AH battery capacity that can be provided within 20 hours consecutive five amps of current, that is, 20 × 5 = 100.
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Dell
INSPIRON 1000 AC Adapter
Battery
inverter system is a very important component. Users to buy batteries,
they should choose good quality and large variety of power,
large-capacity battery to use for a long time for high-power electrical
equipment at the same time the moment to start to provide adequate
current. For some high-power electrical equipment, it is recommended
batteries should be 200AH (1000W), another big power, it is best to use
400AH battery.
How to use electrical appliances in accordance to
determine the battery capacity, the simple way is to use electrical
appliances of all power, multiplied by the battery each time the use of
the time between charging intervals.Dell
INSPIRON 1300 AC Adapter
Computing unit of electrical
power is nothing but power, or volt-ampere, the following per day to
recharge a battery, for example, the specific results are as follows:
Load Power consumption The use of time (between charging) Watt hours (power × the use of time)
TV and VCD 115 watts 3 hours (day 1 hour) 345
Coffee 750 watts 1 hour (20 minutes per day) 750
Microwave 800 watts Half an hour (10 minutes per day) 400
Total 1665 W 4.5 hours 1495
The current domestic solar silicon production enterprises are mainly
monocrystalline silicon factory in Luoydevelopment in China to focus on large area solar cellang, Hebei ningjin
monocrystalline silicon base and Sichuan Emei Semiconductor Materials
Factory and other manufacturers, including Hebei ningjin silicon base is
the world's largest solar silicon production base, accounting for The
World Solar silicon market share around 25%.
In the solar cell material downstream market, Dell
INSPIRON B130 AC Adapter the current domestic production of solar cells are mainly Suntech
companies, Nanjing China Light and Power, Baoding Yingli, Hebei crystal
Australia, Solarfun Power Holdings, Suzhou Artes, Changzhou Trina,
Yunnan days up to photovoltaic technology, Ningbo Solar Electric Power,
Kyocera (Tianjin) Solar Energy and other companies, a total annual
production capacity of 800MW or more at.
In 2009, the State Council, according to a letter provided by the
workers reported that polysilicon production capacity surplus, the
actual industry people are not recognized by Science and Technology has
indicated that polysilicon production capacity is not excessive [1].
The prospects for solar cells and solar power generation Analysis
At present, the application of solar cells from the military and
aerospace fields, into the industrial, commercial, agriculture,
communications, household appliances, Dell
Inspiron 1501 AC Adapter Dell
Inspiron 6000 AC Adapter
and utilities sectors, in particular, can be scattered in remote areas,
mountains, deserts, islands and rural areas to use in order to save
cost expensive transmission lines. But at this stage, it is still an
expensive issue a 1kW power need to invest tens of thousands of dollars,
so large-scale use is still subject to economic constraints.
But in the long run, with the improvements in solar cell manufacturing
technology and new optical - electrical conversion devices, invention,
national protection of the environment and the huge demand for clean,
renewable energy, solar cells will continue to compare VGP-BPS8
the use of solar radiation practical means for the future of mankind on
a large scale use of solar energy to open up broad prospects.
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