APPLICATION OF SOLAR CELL

Lo ToYu Man LokLeung Kwai Sum

OBJECTIVES

Principle of solar cell.

Whether solar cell is common among undergraduates.

The benefits and drawbacks of using solar cell.

Future development of solar cell .

CONTENT

Introduction Application Survey

Result

Future Developm

ent

SOLAR CELL

A electrical device that converts the energy of light directly into electricity when exposed to the light source. (e.g. sunlight, artificial light…)

Renewable energy.

APPLICATION

Household solar power generation. Electricity supply for vehicles. Space technology.

(satellite communication power supply) Battery charger.

SURVEY SESULT

Never

Less than Once a Month

Once a Month

2-3 Times a Month

Once a Week

2-3 Times a Week

Daily

0 1 2 3 4 5 6

How often do you use solar cell?

What are the benefits of using solar cell?

Environmental friendly

Unlimited energy supply

Save money Convenient Create high voltage0

2

4

6

8

10

12

14

16

18

20

Do you satisfy that solar cell is environmental friendly?

95%

5%

Satisfactory Fine Not Satisfactory

Do you satisfy with the voltage of solar cell ?

15%

35%

50%

Satisfactory Fine Not Satisfactory

Do you satisfy with the set up cost of solar?

5%

35%

60%

Satisfactory Fine Not Satisfactory

Do you satisfy with running cost of solar cell ?

20%

75%

5%

fine Satisfactory Not Satisfactory

Do you satisfy that solar cell is user-friendly?

80%

10% 10%

Satisfactory Fine Not Satisfactory

Do you think solar cell will be the new trend of energy use in the future?

90%

10%

Yes No

Do you know what is the principle of solar cell?

45%

55%

no yes

What types of industry do you think it is possible to apply solar cell?

Business

Logistics

Security

Social Services

Electronics

0 2 4 6 8 10 12 14 16 18 20

95%

65%

15%

25%

65%

FUTURE DEVELOPMENT

• Occupy the important position in world energy consumption.• Increase the efficiency.• Apply solar cell to more devices.• Explore new raw material.• Reduce the production cost so that solar cell can be widely developed.

CONCLUSION

Sunlight is free and abundant. Alternative + Renewable energy. Does not produce any pollutant. Reduce the reliance on fossil fuels. User-friendly. new trend of energy use in the future

WORK DIVISION

Lo To : Collecting Data + Analyze

Yu Man Lok : Survey + Analyze

Leung Kwai Sum : PowerPoint + Analyze

ANALYSE

GG

THANK YOU