http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Reduced Actuator Set for Pressure Control and Thrust Distribution for Multinozzle Propulsion Systems
Lim, Yeerang,Lee, Jaecheong,Bang, Hyochoong,Huh, Hwanil,Lee, Hosung Hindawi Limited 2017 International journal of aerospace engineering Vol.2017 No.-
<P>This study investigated an approach to reduce the number of actuators used for internal pressure control and thruster allocation in a multinozzle solid propulsion system. In the proposed design, the throat areas of four divert nozzles are controlled by only three actuators, and chamber pressure maintenance and thrust distribution are achieved by controlling the throat areas. Using the proposed actuator set, thrust allocation can be accomplished in a more efficient way than when independent actuators are employed for each nozzle.</P>
( Anup Shrestha ),( Saroj Nepal ),( Mijin Kim ),( Jae Hoon Chang ),( Sang Hyun Kim ),( Gil Saeng Jeong ),( Chul Ho Jeong ),( Gyu Hwan Park ),( Sunghee Jung ),( Jaecheong Lim ),( Eunha Cho ),( Soyoung 영남대학교 약품개발연구소 2016 영남대학교 약품개발연구소 연구업적집 Vol.26 No.-
Adiponeectin predominantly secreted from adipose tissue has exhibited potent anti- proliferative properties in cancer cells via modulating cell cycle and apoptosis, FoxO3A. a Forkhead box 0 member of the transcription factor. plays a critical role in modulating expression of genes involved In cell de:uh andlor SUrviV31. In this study. we investigated the role of FoxO3A signaling in and-cancer activities of adiponectin. Herein. we have shown that treaunent with globular adlponectln (gAcrp) Increases p27 but decreases cyclinD I expression In human hepatoma (HepG2) and breasr (MCF-7) cancer cells. Gene ablation of Fox03A prevented gAcrp-induced increase In p27 and decreased in cyelin 0 I expression. and further ameliorated cell cycle arrest by gAcrp.lndicating 3 critical role of FoxO3A in gAcrp-induced cell cycle arrest of cancer cells. Moreover, treatment with gAcrp also induced caspase-Jf7 activation and increased Fas ligand (Fasl) expression ln both HepG2 and MCF-7 cells. Transfecucn with FoxO3A siRNA inhibited gAcrp-induced caspase-3/7 activadon and Fasl expression. suggening that FoxO3A sigltaling also plays an lmportant role In gAcrp.induced apcptosis of cancer cells, We also found that gene silencing of AMPK prevented gAcrp-induced nuclear translocation of Fox03A in HepG2 and MCF-7 cells. In addition. suppression of AMPK also blocked gAcrp-lnduced cell cyele arrest and further attenuated gAcrp-induced caspase-3/7 activation, indICating that AMPK signaling plays a pivotal role in both gAcrp-lnduced cell cycle arrest and apoprosis via acting as an upstream S1gnalirlg of Fox03A Taken together. our firldings demonstrated that AMPK/Fox03A axis plays a cardinal role in anu-protlferanve effect of adiponecun in cancer cells.