1. At 20 percent efficiency, solar photovoltaic cells in geosynchronous orbit can deliver 270 watts of electric power per square meter continuously.

2. Both the photovoltaic and wind power systems for domestic hot-water provision would be even more effective if linked to a heat pump.

3. Good results were achieved in experiments, and the photovoltaic power generation efficiency was greatly increased with concentrator photovoltaic cell. So it has a high practical value.

4. In this paper, solar photovoltaic generation, wind generation, fuel cell generation and hybrid renewable energy generation systems have been reviewed briefly.

5. Photovoltaic cells are a product of modern solid - state physics.

6. Compared with photovoltaic cell, solar dynamic power system is compact, high in efficiency and comparatively cheap in a long run.

7. Other semiconductor and photovoltaic components are likewise made by chemical process, often relying on specificity mixtures.

8. A photovoltaic spatial soliton theory of duotone signal beam with monochrone background beam is presented, and a solution of bright soliton has been obtained by a numberical method.

9. The aircraft power system consists of photovoltaic cells, a regenerative fuel cell, a engine and propeller.

10. A novel algorithm for photovoltaic module performance evaluation was presented.

11. JDSU says its concentrator photovoltaic ( CPV ) cells are now available.

12. The wind generation, photovoltaic generation and the electric vehicle are the three main renewable energy utilization methods and are under the fast development.

13. Photovoltaics is a method of generating electrical power by converting solar radiation into direct current electricity using semiconductors that exhibit the photovoltaic effect.

14. The cells convert solar energy into direct current electricity via the photovoltaic effect.

15. New Mexico-based Emcore Corp., for one, uses optical lenses to focus the energy of 500 suns onto a tiny, super-efficient photovoltaic cell.

16. The actual market has long been abandoned impeach solar photovoltaic power station roof and network approach.

17. Combined design of the current Pump Controller together constitute the ant parallel photovoltaic power generation system.

18. It's shown that the C-V and I-V characteristics of silicon photovoltaic diode by forward bias are obviously different from forward characteristic of common PN junction diode by experiment.

19. We also prepared some photoelectric devices and explore the mechanisms of photovoltaic conversion and electroluminescence.

20. Somewhat less obvious is the fact that photodiode leakage and photovoltaic cell internal losses are also functions of terminal voltage.

21. The recent developments of polymer in solar cell were reviewed. electron donor materials and acceptor materials as the photovoltaic materials were detail described.

22. The offtake lost from the decline of traditional photography -- silver's main source of demand -- has not been replaced by evolving new uses such as photovoltaic cells in solar panels.

23. In the further of this thesis, we study the influence of doping some optoelectronic small organic molecules or Cadmium Sulfide nanoparticles on the P3HT/PCBM organic photovoltaic device.

24. The conditions of building and its environment can make the series-wound or shunt-wound photovoltaic modules have some difference.

25. Furthermore, the conjugated polymer acceptor and D - A double cable polymer photovoltaic materials were also introduced briefly.

26. The "Silver State" scores well in alternative energy production, with the second-highest production of solar photovoltaic and geothermal energy.

27. A Z - source inverter is used for the single - phase grid - connected photovoltaic ( PV ) system.

28. And the observed light intensity of quasi-breakdown indicates that the process of photo-refractive is the result of photovoltaic effect in doped lithium niobate .

29. An analog maximum power point tracking(MPPT) controller integrated circuit(IC) based on open-circuit voltage method was proposed to enhance the photovoltaic conversion efficiency of solar cell.

30. By magnifying the solar energy, the technology can reduce the amount of semiconductor material needed for the photovoltaic cell.

31. Photovoltaic cells rely on amorphous or crystalline silicon, cadmium telluride, or copper indium selenide and sulfide.

32. Its model involves a two-mirrored system that directs sunlight down an optical rod onto a small (1 square centimeter) photovoltaic cell.

33. The plan is to create a miles-wide array of photovoltaic panels, like the solar panels used on Earth , and place it in a geostationary orbit.

34. Photovoltaic parts: storage cell, cell charger, controller, transverter , recorder, inverter, monitor, mounting system, tracking system, solar cable etc.

35. Recombination occurring in the emitter region of a photovoltaic cell.

36. To solve the problem of low conversion efficiency in the solar photovoltaic system, the automatic sunray -tracking is proposed in this paper.

37. A second possibility, for more power-hungry devices, is to fire a finely focused infrared laser beam at a photovoltaic cell, which converts the beam back to electrical energy.

38. Photovoltaic components and parts: photovoltaic controller, light amplifier, light memory, light switch, light emitting diode, solar battery.

39. Aiming at the characteristics of distributed system and solar array , a photovoltaic generation simulator was designed.

40. The system can be used to get the simultaneous monitoring data of the photovoltaic power accessing point. Indicators of the power quality can be analyzed by the central visual software platform.

41. Photovoltaic system also has gradually been introduced in the residential houses.

42. In such a device, the antenna would concentrate photons before the photovoltaic cell converts them to an electrical current.

43. Each Hydrogenase airship is covered with flexible photovoltaic cells and features a smoothly sculpted form studded with 20 wind turbines.

44. Solar photovoltaic system consists of solar cell array, controller, inverter and storage battery.

45. Using the photovoltaic spectral response of epitaxial P-N junction, the paper suggests a method of determining the minority carrier diffusion length in N layer of N/P epitaxial silicon wafer.

46. Solar - thermal power stations have several advantages over solar - photovoltaic projects.

47. This paper analyses various factors on the optimum load matching in photovoltaic water pumping system (PVWPS).

48. In recent years, hydrogen has been one of the important source of energy, and in a photovoltaic cell hydrogen is produced by water splitting.

49. Imagine giant fields filled with photovoltaic solar panels, soaking up rays.

50. A solar cell or photovoltaic cell is a device that converts light energy into electrical energy.

51. This paper introduces the solar photovoltaic system of the portable PV power box. The system consists of photovoltaic cells, batteries, control unit, inverter, data acquisition board and PC.

52. The company specializes in making silicon crystal wafers to be used in photovoltaic cells.

53. The conventional structure and MPPT structure of photovoltaic generation system are introduced respectively. The MPPT inevitability is analyzed with the output characteristic of photovoltaic cell.

54. Off - grid photovoltaic power generation system includes two main aspects charge and inverter.

55. The problems of the classic equivalent circuit of a photoelectric cell based on photovoltaic effect are analyzed, and a modified equivalent circuit is presented.

56. When electricity, whether from photovoltaic cell, wind turbine or other sources, runs through the electrode, the cobalt and phosphate form a thin film on the electrode and oxygen gas is produced.

57. Since then, China's heavily subsidized solar sector has emerged as the world leader in photovoltaic cell production, with more than 40 percent global market share.

58. Discuss the working principle, Volt-ampere characteristics and output power of photovoltaic cells, provide a theoretical foundation to practical application.

59. They also have hopes that when the efficiency of the amorphous silicon photovoltaic cells improves in the future, it may become possible to mass-produce the Si PV cells by using a roll-to-roll method.

60. Solar glass is mainly used for solar photovoltaic and solar thermal components, packaging or cover glass.

61. China's solar photovoltaic industry faces more challenges as as opportunities.

62. Islanding detection is a mandatory function for grid - connected photovoltaic ( PV ) converters .

63. According to the photovoltaic spectrum, the energy band diagram of the photodetector is given.

64. Called "photon enhanced thermionic emission," or PETE, the process promises to surpass the efficiency of existing photovoltaic and thermal conversion technologies.

65. In addition, the Company gradually increased its energy photovoltaic chain investment.

65. is a sentence dictionary, on which you can find excellent sentences for a large number of words.

66. Normally, in a photovoltaic cell, electrons knocked free by photons are then carried away by an electric field within the photovoltaic material to a contact wire.

67. The most visible application of the photoelectric effect is in solar, or photovoltaic, cells.

68. Using satellite data for Morocco, Portuguese company Net Plan worked out how many solar photovoltaic panels were needed to power a remote relay station for phone signals.

69. Practice is proved the way that it can replace the actual photovoltaic cell to carry on various photovoltaic cell of the characteristic exportation is a kind of good method.

70. The configuration and principle of photovoltaic power generation system were analyzed at first.

71. A solar panel is a packaged interconnected assembly of solar cells also known as photovoltaic cells.

72. But even the tiny gap involved in Mr DiMatteo's approach proved to be too wide: the electric field of the hot object was still too far away to interact with the electrons in the photovoltaic cell.

73. Otherwise it will use optical thin-film to reflect some wave band which photovoltaic battery can use to photovoltaic battery, as for the rest energy, it will transmit into other means of conversion.

74. Amplifiers for photoconductive, photodiode and photovoltaic cells are shown in Figures 14, 15,16 respectively.

75. To solve this problem, a micro photovoltaic system was fulfilled and integrated with the sensor node to develop an autonomous self-powered micro system.

76. At last, the control and running measure of solar photovoltaic was expounded.

77. Micro combustor is one of the most important components in a micro - thermo - photovoltaic MTP system.

78. The essay mainly discusses the middle-level managers of photovoltaic industry, and builds a whole set of recruitment flow based on their competency model.

79. The maximum power point of the photovoltaic cell is traced by using the step-by-step method and the simulation result shows that the maximum power point tracking results are obvious.

80. As photovoltaic cell technology improves, the walls and roofs of buildings will be able to generate enough electricity for their own needs, plus a possible surplus for the grid.

81. Each panel contains small lenses that concentrate sunlight by 400 times onto strips containing gallium arsenide photovoltaic cells.

82. Additionally, the coating is suitable for use as a photovoltaic cell and module coating because of its resistance to humidity and other harsh environments.

83. Its photovoltaic and photoconductive actions make it useful in photocells, photographic exposure meters, and solar cells.

84. Each panel contains small lenses that concentrate sunlight by 400 times onto strips containing gallium arsenide photovoltaic cells. Dual-axis trackers follow the sun's trajectory.

85. This process of converting light ( photons ) to electricity ( voltage ) is called the photovoltaic ( PV ) effect.

86. Our new Photovoltaic Module & Solar Panel Environmental Testing Guide is now available for download.

87. Manufacturing costs of solar portable lighting are projected to decline by 40 percent per year, largely due to falling solar photovoltaic (PV), battery, and light-emitting diode (LED) prices.

88. LTD is a high technology joint - venture enterprise manufacturing and selling photovoltaic modules.

89. The present invention provides a photovoltaic cell in the form of a fiber, photovoltaic materials and methods of photovoltaic cell fabrication.

90. The storage dynamics in doped lithium niobate are studied. It gives that the equations of the migration of charges is due to diffusion or drift and photovoltaic effect.

91. Talking in the session was Fred Wudl, who was first to develop fullerene/polymer systems as photovoltaic cells.