In this paper, the fundamental of solar energy power generating and the basic operation principle of DC-DC converter are analysed firstly, then introduces the working principle of the Bi-directional DC-DC converter, and the structure of main circuit of it is studied from simplest to more complex.

SNEC5th ( 2011) International Photovoltaic Power Generation Conference& Exhibition will be held from Feb22nd to24th, 2011 at Shanghai New International Expo Center.

SNEC第五届（2011）国际太阳能光伏大会暨（上海）展览会于2011年2月22日到24日在上海新国际展览中心隆重召开。

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The maximum power point tracking technology ( MPPT) occupies a significant position in solar photovoltaic power generation system, therefore, whether the solar photovoltaic cell can work at the maximum power point has direct impact on the solar energy conversion efficiency.

最大功率点跟踪技术（MPPT）在太阳能光伏并网发电系统中占据着重要的地位，太阳能光伏电池是否工作在最大功率点处，直接会影响到太阳能的转换效率。

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In2008, Intel said it was spinning off key assets of a solar startup business effort inside its New Business Initiatives group to form an independent company called SpectraWatt.

2008年，Intel称他们将太阳能光伏业务从公司的新业务集团中剥离出去，成立了一个独立的公司，名为SpectraWatt。

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PVB film is prepared by the high viscosity plasticized PVB resin, which is widely used in the fields of such as safety glass in automobile, high-rise building and solar photovoltaic cells.

高粘度的PVB树脂被增塑后加工而成的PVB膜片广泛应用于汽车安全玻璃、高层建筑及太阳能光伏电池等领域。

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The working principle and development trend of the building-integrated photovoltaic ( BIPV) system were analyzed, as well as various related issues and relevant recommendations.

分析了太阳能光伏技术与建筑一体化（BIPV）的趋势、存在的各种问题及其建议。

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A Single-Chip-Microprocessor Controlled 1 kW PV AC Pump

单片机控制的1kW太阳能光伏交流水泵

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The conversion efficiency of solar photovoltaic array can be fully increased, and the key technology is the maximum power point tracking ( MPPT) technology.

太阳能光伏阵列的转换效率是可以充分提高的，其关键的技术是最大功率点跟踪（MPPT）技术。

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The price of solar photovoltaic, or PV, systems is expected to drop by 65 percent by 2050, van der Hoeven said.

据范德胡芬介绍，到2050年，预计太阳能光伏（PV）系统的价格将下降65%。

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Solar photovoltaic charger with MPPT function

具有MPPT功能的太阳能光伏充电器

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Therefore, the growing solar industry also paid more attention on MES and start planning and action.

在这种形势下，新兴的太阳能光伏行业，也开始关注MES软件，并纷纷开始策划和运作。

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Design and Realization of the Controller for the Solar Photovoltaic Based on STC-MCU

基于STC单片机的太阳能光伏控制器设计与实现

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With the intensifying exploitation of renewable energy in worldwide, solar photovoltaic industry is developing by leaps and bounds.

随着世界各国加大对可再生能源的开发与利用，太阳能光伏发电（PV）产业发展迅速。

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Using a photovoltaic solar cell, the Firefly TM collects sunlight all day, converts it to energy and stores it to light the LED at dusk.

使用太阳能光伏电池，萤火虫商标整天收集阳光，将其转换为能量并将其存储到光的LED黄昏。

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Therefore, take X-ray fluorescence analyzer as example, a useful joint-power-supply consists of solar photovoltaic and lithium-ion cells is proposed.

为此，以X荧光分析仪为例，提出了一种实用的由太阳能光伏电池和锂电池联合供电的便携式核测量仪器电源设计方案。

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In contrast, solar photovoltaic ( PV) systems can be mass produced.

相比之下，太阳能光伏发电（PV）系统可以大规模生产。

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The group will focus on new growth markets, such as LED and solar, as its traditional foundry business is slowing.

这个开发组织主要面对新的市场项目如LED和太阳能光伏产品等，成立这个新部门的原因主要是台积电传统的芯片制造业务增长较为缓慢。

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To improve the development of LED technology and expand the applied fields of solar PV power source, we worked out a kind of LED large-screen display system powered by the solar PV source.

为进一步促进LED技术的发展，扩大太阳能光伏电源的应用范围，研发了一种用太阳能光伏供电的LED大屏幕显示系统。

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There are two series of products: one is LED backlight and LED colourful screen, the other is solar PV LED products.

公司产品有两大系列，即：LED背光源及LED彩屏产品，太阳能光伏LED产品等。

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The Research and Design of 300W Low-power Grid-connected PV System

300W小功率光伏并网发电系统的设计与研究

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The principle of photovoltaic grid-connected generation system is analyzed, and the research on PWM control strategy is done based on the power output side of photovoltaic grid-connected generation system.

本文分析了光伏并网发电系统的工作原理，针对光伏并网发电系统的功率输出级进行了PWM控制策略研究。

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