电力与能源
電力與能源
전력여능원
Power and Energy
2014年
5期
627-631,635
,共6页
太阳能电池%光伏发电%环境效益%能源补偿时间%温室气体排放
太暘能電池%光伏髮電%環境效益%能源補償時間%溫室氣體排放
태양능전지%광복발전%배경효익%능원보상시간%온실기체배방
Solar cell%Photovoltaic power generation%Environment effects%Energy pay-back time%GHG emission
光伏发电技术的发展缓和了日益增大的能源需求,且与传统的火力发电技术相比,光伏发电技术环境效益显著,但其引起的环境问题也不容忽视。通过对光伏发电组件生产过程产生的环境问题的分析,针对各类污染的治理方法给出了建议,并提取了电池生产过程中温室气体(GHG)的CO2当量排放量和能源偿还时间(EPBT)作为光伏发电的环境效益评价因子。通过对太阳能电池的生命周期评估大量相关文献的综述得出:较之单晶硅和多晶硅太阳能电池而言,非晶硅薄膜太阳能电池的环境效益最好,但其广泛的应用还有待其能量转换率的进一步提高。
光伏髮電技術的髮展緩和瞭日益增大的能源需求,且與傳統的火力髮電技術相比,光伏髮電技術環境效益顯著,但其引起的環境問題也不容忽視。通過對光伏髮電組件生產過程產生的環境問題的分析,針對各類汙染的治理方法給齣瞭建議,併提取瞭電池生產過程中溫室氣體(GHG)的CO2噹量排放量和能源償還時間(EPBT)作為光伏髮電的環境效益評價因子。通過對太暘能電池的生命週期評估大量相關文獻的綜述得齣:較之單晶硅和多晶硅太暘能電池而言,非晶硅薄膜太暘能電池的環境效益最好,但其廣汎的應用還有待其能量轉換率的進一步提高。
광복발전기술적발전완화료일익증대적능원수구,차여전통적화력발전기술상비,광복발전기술배경효익현저,단기인기적배경문제야불용홀시。통과대광복발전조건생산과정산생적배경문제적분석,침대각류오염적치리방법급출료건의,병제취료전지생산과정중온실기체(GHG)적CO2당량배방량화능원상환시간(EPBT)작위광복발전적배경효익평개인자。통과대태양능전지적생명주기평고대량상관문헌적종술득출:교지단정규화다정규태양능전지이언,비정규박막태양능전지적배경효익최호,단기엄범적응용환유대기능량전환솔적진일보제고。
The development of photovoltaic power generation technology (PPGT)could ease the growing de-mand on energy.Meanwhile,compared with traditional thermal power generation technology,PPGT has obvi-ous environment benefits.However,environmental problems caused during the production of photovoltaic power generation modules should not be ignored.After an analysis on the procedures of production,various environmental pollutions are revealed respectively and the solutions are proposed.By the way,EPBT (energy pay-back time)and emission volume of GHG (greenhouse gas)are picked up as assessment factors on environ-mental effects,and comparison among 3 kinds of solar cell has been made based on amount of literatures.The result shows that amorphous silicon thin film solar cell has a better environmental effect than mono-crystalline silicon solar cell and polycrystalline silicon solar cell do,and improving its energy conversion would be vital to its wide application in the future.