高功率雙包層餌鏡共摻光纖激光器的研究.pdf

1、西安電子科技大學(xué)碩士學(xué)位論文高功率雙包層餌鏡共摻光纖激光器的研究姓名：趙境輝申請學(xué)位級別：碩士專業(yè)：光通信指導(dǎo)教師：馬曉明201112摘要AbstractAsahottopicintheresearchanddevelopmentofopticalcommunicationtechnologyhighpowerfiberlaserisanimportantdirectiononthedevelopmentandapplicationof

2、lasersDouble—cladfibertechnologyandpumpingopticalcouplingtechnologyhavesignificantlyincreasedtheoutputpowerandtheconverSionefficiencyofthefiberlaserwhichhasbecomeoneoftheimportantapproachesofdevelopinghighpowerlasersHigh

3、powerdouble—cladE，一Yb計COdopedfiberlaserhasmanymeritssuchascompactsize，simplestructure，highefficiencyandlongservicelife，etcTherefore，theresearchonhighpowerdouble—cladEr3_yb3COdopedfiberlaserhasbecomeoneofthehotresearchesa

4、mongcolleges，universitiesandresearchinstitutionsThispaperfocusesonthenumericalsimulationofthehighpowerdouble—cladEr3Yb3COdopedfiberlaserinthesteadystateAtfirstthethesisbrieflydescribestheresearchofcurrentsituationthedeve

5、lopmentandthenewapplicationsThenthethesisprovidesthedetailedanalysisondouble—clad釅wo’十codopedfiberlasertheoryNext，thethesisexplainsprominentlythekeytechnologiesofthedoublecladEr3Yb3COdopedfiberlaserFinallywiththepowertra

6、nsferrateequationthethesisdoesthenumericalsimulationresearchonthemajorfeaturesofthefiberlaserinthesteadystateAccordingtothesimulationresults，inthesamepumpingmodethedistributionofthepumppowerandthelaserpoweristhesame；thel

7、engthofthefiberhasanobviousinfluenceontheoutputpower；theoptimumlengthoftheopticalfiberisproportionaltothepumppower；whenthebackcavitymirrorreflecdvityremainsunchangedtheoutputpowerwilIincreasewiththeincreaseofthepumppower