Nghiên cứu, thiết kế và chế tạo động cơ sử dụng năng lượng sạch

NGHIEN ClJU - TRAO Ddi \jNGHIEN CLPU, THIET KE VA C H i TAO DONG CO Sl> DUNG NANG LU'QNG SACH INVESTIGATION OF DESINGING THE RENEWABLE HEAT ENGINE Le Thirgng Hiln', Nguyin Xu3n Lmh^ Nguyen Dire Nam^ 'Trudng Dai hpc Dien luc ^Trudng Dai hpc Bach Khoa Ha Ngi ^Trudng Dai hgc Thiiy Igi TOM TAT Bdi bdo neu ket qud nghien cim, thiit ke vd chi tgo ddng ca dung nang lugng sgch theo nguyen ly Stirling kiiu gamma Dong ca Stirling kiiu gamma la logi tuang tu nhu dgng ca logi beta nhung piston chiu luc ndm xy lanh rieng, cgnh xy lanh chiia chgy Viec nghien cuu, che tgo ddng ca Stirling co the sii dung nhieu ngudn nhien lieu, tan dung ngudn ndng lugng sgch nhu: Ndng lugng mat trdi, biogas, Gdp phdn bdo ve mdi trudng Tir khda: Ddng ca Stirling, gamma ABSTRACT In this paper, Investigation of an overview of gamma Stirling engine is presented Gamma Stirling engines have a displacer and power piston, similar to Beta machines, however in different cylinders Studying, building Stirling engine can use any fuel source contributing to protect the environment, taking advantage of their source of clean energy such as solar, biogas, Keywords: Stirling engine, gamma Stirling engine ^ ISSN 0866-7056 TAP CHf CO KHi VIET NAM, Sd nam 2016 www.cokhivietnam.vn NGHIEN CtfU-TRAGDOl B A T V A N D E Chu trmh nhiet dong Stirling bao g6m bon qua trinh: Viet Nam cung nhu tren the gioi, tmh trang khai thac nguon nang lucmg hoa thach de phuc vu nhu cSu ciia kinh tS va xa hoi khong chi lam can kiet nguon nang lugng ma pha hoai m6i trucmg Viec che tao dong ca Stirling khong chi tan dung duoc nguon nang luong sach nhu anh sang mat troi, tan dung ngu6n nhien lieu tir chat thai (biogas) ung dung phuc vu cho cupc song nhu may phat dien, may lanh, ma gop phin bao ve moi trucmg [3,4,5] NOI DUNG N G H l t o ClTU > iii^c JU.I74 (W/urtC) 4d_^>Dimn du.-SOBU U.-iOiai> QirR-T3.1n(^ 12) Toan bg lugng nhiet thoat ra: Qc=RT,ln^S) 13) Hieu suat nhiet: Qc Thay gia tii cac thong s6 tir bang vao cac cong thiic tren, thu duge kit qua tinh toan nhu bang 2: i3 ISSN 0866 - 7056 TAP CHl CO KHl VIET NAM, S6 nam 2016 www.cokhivietnam.vn NGHIEN C U I U - T R A G D C I + So vong quay: 320 vong/phiit Bang Kit qud tinh todn dgng co Stirling: STT ThOng SO NAldllDg + Khoi lugrng dong ca: 15kg (ca dl) P, = 1 at ' Ap snal tai boong xjianh IlK lllf tich xylmh luc 3aS57,Sinm' The tkh xylmholuEt 971B7.Sinin' " Th^ tich dng din Th£ tich loan bd khong gian Ism viec 145465 mm* Th£ tioh nhd nho nhSt cong tic 10607,5 mm' '• Kh6i tnong m5i chat cong tac 0,OOOlB Kg S NtuSt lucmg clnde dung ntegmoi chAt ccog tic 90.0B8Z J 10 Mhiet luong d3n qua xylanb nhiet 14,576 J " 12 Nhiet luong cung cap 70422 J Nhiet luvng thoat ngoai 6566 J 13 Hi^n soil BiutX t^tl% CO 90,5 "'a 14 CSngsu^tdtegca n.5 W 9430 mm' O V Hinh 3: Cdc chi tiet cda ddng ca 2.3 Che tao va chay thuTu yeu cau thiet ke, ban ve thiet ke va ket qua tinh toan, da che tao cac chi tiet dpng ca nhu hinh va hinh anh dong co Stirling kieu gama (hinh 4): - Dia diem che tao va chay thu: Tmong Dai hoc Dien luc - Di6u kien chay thu: Nhiet dp moi tnrong; nguon nhiet: Khi gas Qua trinh chay dong ca: + Thai gian cap nhiet den dpng ca hoat dpng: phut + Thoi gian dot den Idii dpng ca quay deu: phut Hinh 4: Dgng ca Stirling kieu gamma KET LUAN + Thai gian dpng ca quay tinh tir ngimg cap nhien lieu: phut + Nhiet dp cSp vao: SIO^C Dpng CO dot ngoai dang phat trien manJi me ca \h s6 luprag lin chit lugng No khong chi dong mgt vai tro quan trpng nhieu ITnh vuc kinh te, xa hgi, khoa hpc cong ISSN 0866 - 7056 T^P CHi CO KHi VIET NAM, S6 nam 2016 www.cokhivietnam.vn NGHIEN CUfU-TRAODdi nghe ma lam thay d6i ca v4n dk bao ve moi tmong hien Dgng co Stirling da che tao va thu nghiem hoat dpng dat thong s6 dk la huong mai va kk qua buoc dku vice tan dung nguon nang lugng tCr thidn nhien, thai Tren co so do, nhom tac gia tiip tue nghien cuu nghien ciiu cai tien, nang cao cong suat dgng co, dong thai su dung anh sang mat trai lam nguon nhi?t cap.*!* Ngay n h | n bai: 26/02/2016 Ngay phan bien: 25/3/2016 Tai lieu tham khao: [1] PGS.TS Nguyen Van Nhan; Nghien ciru xdy dung chuong trinh tinh chu trinh nhiet dgng cua dgng ca Stirling sir dung ndng lugng mat trdi; Luan van huong dan thac sy nam, 2012, Tnrong Dai hpc Nha Trang [2] PGS,TS Phan Minh Tien; Dgng co Stirling vd viec vdn dung vdo qud trinh dgy hgc Tap chl Khoa hoc Dai hpc Su pham TP H6 Chi Minh, thang 3/2013 [3] Phan Quang Xung, Hoang Duong Hung; Nghien cuu bam nuoc sir dung ndng lugng mgt tren, De tai nghien cuu khoa hoc trpng diem cap Bp, 2005 [4] http://en.wikipedia.org/wiki/Renewable_energy [5] Jim R.Larsen (22/01^012), Eleven Stirling Engine Projects you can build Technology & Engineering / Mechanica ISSN 0866 - 7056 TAP CHi CO KHi VlfiT NAM, S6 nam 2016 www.cokhivietnam.vn