SCIENCETECHNOLOGYl NGHIEN CUU VE DONG CO STIRLING SUf DUNG NANG LI/ONG TAI TAO - KHA N A N G IJNG DUNG d VIET NAM REVIEW OF RENEWABLE ENERGY STIRLING ENGINE - APPLICABILITY IN VIETNAM Tran Dang Quoc, Le Anh Tuan, Khong Vu Quang, I r a n Thj Thu Hircfng, Nguyen DuTc Khanh nghien cUu ve scf dung nang luong tai tao deu tap trung vao cong nghe tao nguon nhien lieu sinh hoc cung cap dSo, Si huting den muc tieu han ch^ toi Sa tinh trang thieu dien tai nhifng vung ma lucli dien quoc gia cho dpng co dot (DCOT) hoac chUa Sin duoc 1^ nhiem vu cap bach d^nif^c ta hi^n Dong cO Stirling duoc biet den vci nhieu uTig dung phuc vy cong nghiep va cac muc dich da dang fong thuc t^, v1 hoat dong d moi nguon nhlet khic rat on ^ n h , khong gay nhieu tieng on, dan sU khac.Tuy nhien, cac nghien cCfu tuoi tho cao Vti khong cin bio dUong nhieu nhif doi vdi cac loai dong co khac %\ m diem nay, dpng as deu chUa giSi quyet dUOc hoac Stirling dircrc coi nhif mot glii phap tot nhSt d l giai quyet bai toan cung cap dien cho nhGtig noi ludi dien rat kho khan de thoa man cac yeu cau qu6c gia chua den dUcfc Bai bao la budc di dau tien nam dinh ti\i6nq nghien cijli va phat trien sii dung DCDT nhU loai bo dUOc dong ca Stirling tai Tru'dng flai hoc Bach khoa l^a Npi Bai bao trinh bay mot so thong tin cung nhif cac Sunphua-hydro (iH^S) hay tang hieu nghien cihitr^nthlgi^ll^nquantdi dong coStirlIng, qua danh gia scFbcl kha nang iteg dung loai dpng suat nhiet cho DCDT sCrdung nhien COn^yvtiodieu kien thi/ctedViet Nam lieu sinh hoc long hoac khi, ben va TCl kh6a: dpng co Stirling, dong cd Stirling a, % y tuoi thp cua DCDT sif dung nhien lieu tai tao la mot van de can phai xem Abstract xet can than Them vao do, viec trien Using biofuel and reneable energies in mrals, countries and islands in order to reduce demands on using khai cac nghien cUu vao thuc tien electricity in isolated areas is one of the most urgent missions in Vietnam Stirling engine is well known by de cung cap dien d vung sau, vung xa Its various applications in industry and life Stirling engine operates stably with variety of supplied heat, va hai dao nhieu kho khan, dac biet less noise emission and maintemance than other kinds of egines while as long 11^ time Stirling engine la cham soc cho DCDT hoat dpng nhU is one of the most effective solutions for elecb'ic suppling in isolated areas in Vietnam.This paper reviews bao dudng va bao tri cho he thong cung general information in literature about Stirling engine and its operation prinaple and some researching cap ciJng nhu cac thiet bi lUu trO nhien results related to Stirling engine, thereby primarily appraises the applicability of Stirling engine in lieu phai thudng xuyen, djnh ky va ddi Vietnam hoi ngudi van hanh phai cd kien thUc Keymrds: Stirling engine, Stirling a, % y nhat dinh De giai quyet dUdc sU thieu TS.Tr3nfiang QuSt; PGS.TS Le AnhTuIn, PGS.TS K h ^ Vii Quana, dien d vung sau, vung xa va hai dSo, Ngaynhanbai: 14/8/2014 TS TrjnUij Thu Huong, ThS Nguyf n Oilc Khanh 08 thang 11 nam 2013,Thu tudng Viln Co Dong lUC Tnidng Gai hoc BJch khoa H^ Nai Ngay diap nhan flang: 20/10/2014 Chinh phu da ky Quyet dinh sd 2801/ Email: qu[>ctiandangii)husLedu.vn QD-TTg, ve viec "Phe duyet ChUPng I.GlCriTHlfU CHUNG mpt nguon nang luang sach, giam trinh cap dien nong thdn, mien nui va Dau tuphat trien nang luong tai tao nhiem moi trudng, giam thai nha hai dao giai doan 2013-2020" Chuong tii nudc, n^ng, gio, sinh ichoi, dia kinh va mot yeu to quan trpng sCf trinh cap dien ndng thdn, mien nui va nhiet, nhien lieu sinh hoc la xu hudng dung nhien lieu tai tao la chu dpng hat dao giai doan 2013 - 2020 dUOc tat yeu va dang tang trudng rat manh duoc nguon nang lUpng cho quoc gia thuc hien nham tao dieu kien ehuyen cac nam qua Dac trung cua ma khong bj phu thuoc qua nhieu vao doi CO cau san xuat cua ngudi dan khu ngu6n nang luong tai tco la dem den ngucr, cung cap dau mo Mau net CaC VUC ndng thdn, mien nui, ado Dhan Tom t i t SiJdung nguon nhien li§u sinh hoc va nang lUffng tai tao sin c6 cl nhijtig vung nong thdn mien nui va hai So • Tap diiKHOA HOC & CONG NGHE |41 •imBaraicoNGNGHE cai thien va thu hep dan khoang each phat trien vung va giUa cac vung mot each ben vCrng, thUc hien muc tieu xoa ddi, giam ngheo tai khu vUc vung sau, vung xa, vung dong bao dan toe it ngudi, viing co dieu kien kinh te - xa hoi dac biet khd khan [1,2] Ung dung eija ddng ed Stirling cuoc song cung rat da dang nhU: may phat dien, dpng cd tau thuy, bOm nUdc, tren tau ngam, d td, vat the bay, hay nang cao hieu suat sU dung nhiet cho DCDT, ket hdp vdi cac chu trinh nhiet khac TU cac yeu cau tren co the thay rang phat trien mot dong cd nhiet co the sCr dung nhieu nguon nang luong tai tao de ehuyen doi dien nang la nhiem vu cap bach hien d nude ta "Nghien cUu thiet ke, che tao md hinh ddng co Stirling kieu alpha" ia bade di dau tien cua Trudng Dai hoe Bach khoa Ha Ndi hudng den phat trien the he ddng co mdi tao nang luong dien sach ma khong can quan tam den he thong cap nhien lieu di kem ddng cd The he ddng cd sCs dung true tiep ngudn nang luong tai tao sSn co tai dia phUdng de thUc hien chu trinh ehuyen doi nhiet nang - ca nang - dien nang it gay d nhi^m mdi trUdng, d nhilm am thanh, lam viec on dinh va khdng can bao dudng nhieu nhU ddi vdi cac loai ddng CO nhiet khac SCf DO CAU TAO, P H A N LOAI VA NGUYEN LY L A M VIEC CClA DONG CO STIRLING 2.1 Cau tao, phan loai dong cO Stirling Ddng cd Stirling dUdc phan loai theo each bo tri piston, nguon ndng, ngudn lanh, gom kieu bien la alpha (a), beta (P) va gamma (y) nhU the hien tren hinh Dong CO Stirling dau tien dugc Robert Stirling phat minh vao nam 1816, Uu diem eua dong co la lam viec dOn gian va an toan, khong ed bat cd tieng on nao xuat hien tCf qua trinh dot ehay nhien lieu, hieu suat cua ddng ca Stirling eao hon so vdi cac ddng cd hdi nUdc va d nhi#m moi trudng thap hdn so vdi cac loai ddng ed khac Tuy nhien, ddng co Stirling duac Schmidt phat trien mdt ly thuyet rieng dudi dang md hinh toan hpe va nhiet dpng hpc [3] TU ly thuyet nay, cd rat nhieu kieu dpng cd Stirling ddi nhu kieu "Ringbom Stiriing engines" thdng thudng ddng eOStirling d giai doan cd cdng suat nhd khoang tCf 1OOW den 4kW [4] cac nUdc phat trien, dpng CO Stirling dUOc dng dung rat rong rai san xuat va ddi song bang cac nguon cap nhlet khac nhau, vi vay cac Ddng cd Stirling kieu alpha cd hai piston chiu lUe nam tai xylanh ndng (tiep xuc vdi ngudn nhlet dp cao) va xylanh lanh (tiep xuc vdi noi lam mat) Kieu dpng co ed cong suat kha cao vdi kich thude ddng cd nhd gpn Tuy nhien, xylanh va piston lam viec tai nhiet dp cao se chiu anh hudng eua Ung suat cd, nhiet tU dd giam tuoi thp Dong CO Stirling kieu beta cd nhat mpt piston chju lUc nam dong 12'TapchiKHOAHOC&CONGNGHE So true vdi ehay Trong qua trinh lam viec, chi cd piston chiu lUc ma sat vdi xylanh, eon chay khdng chiu lUc ma sat vdi xylanh va khdng thUe hien cdng CO hoc len mdi chat cdng tac ma chi cd tac dung dl ehuyen mdi chat til ben ndng sang ben lanh va ngUde lai, Khi mdi chat bj day sang ben phan ndng, nd se gian nd va thuc hien cong len piston ehm lUc Theo phuong an nay, piston chiu lUc ludn nam ben phan lanh nen dUOc lam mat tot Ddng ed Stirling kieu gamma thUc chat la dpng cd loai beta nhung piston chiu lUc nam xylanh, chay nam ben canh xylanh IVloi chat cdng tac cd the di ehuyen giUa hai xylanh nhung van nam mdt the tfch kin 2.2 Nguyen ly lam vi^c cua dong CO Stirling Tuong t u nhU d ddng co xang va ddng CO diesel thdng dung, dpng co Stirling hoat ddng theo kieu chu ky, tUc la cd cac chu trinh cdng tac noi tiep nhau, Moi chu trinh cong tac la mdt giai doan lam viec tuong u'ng vdi mdt Ian sinh cdng, nd bao gom cac qua trinh lam lanh, nen va gian nd Bong Hinhl Phan loaitfpngCO Stirling (a) Kieu alpha a; (b) Kieu beta p; (c) Kieu gammay SCIENCETECHNOLOGYl CO Stirling ly tudng lam viec theo giai doan nhuthe hien tren hinh Hinh 2.86 thi P-V va T-S ciia chu trinh Stirling ly tudng Giai doan —* 2: Khi ben xylanh ddng ca bj gian nd d nhiet dd khong ddi T^^ Piston ben tral di ehuyen hudng xuong dUdi piston b&n phai bi giiJ'co djnh (hinh 3).De tri mpt nhiet dp khdng doi, khdi xylanh dpng co phSi hap thu mdt lucfng nhiet Q^^ td ben ngoai Giai doan gpi la Gian nd dang nhiet Hinh Gian nd dang nhiet Giai doan - ^ 3: d the tich khdng ddi VJ, nhiet dp cua khdi giam tUT^ xuong T^ Ddng ndng ehuyen ddng cudng bilTc t d xylanh ben trat sang xylanh ben phSi day piston lUe ehuyen ddng hudng xuong dudi (hinh 4) Trong qua trinh ehuyen dpng cua dong kht, mpt phan nhiet cua ddng nong se duoc gid lai bd gia nhiet Giai doan gpi la Lam lanh d i n g tich Hinh Lam lanh dSng tich Giai doan -+ 4: Khi bi nen lai d nhiet doT^ khdng doi Piston ben phai nen va piston ben trai bj giCf cd dinh De tri mdt nhiet dp, cdng tac phai gieii phdng di mpt lupng nhiet la Q^ cho den nhiet dp cua dat den T Chu trinh 3-4 (hinh 5) dupe gpi la Nen dang nhiet Hinh 5, Nen dang nhiet Giai doan —» 1: d the tich khdng doi V,, nhiet dp cua khoi tang tU T^ den T^ Khi d piston ben trai bi gian ndva d piston ben phai bi nen lai, dieu cd nghia rang tong the tich la duoc giCf nguyen khdng doi Ddng ed nhiet dp thap ehuyen ddng eUdng biJc tU xylanh ben phai sang xylanh ben trai Trong qua trinh ehuyen dpng cCia ddng khi, mdt phan nhiet tU bd gia nhiet se dupe cap cho ddng trUdc di vao xylanh ben trai Giai doan goi la Lam ndng dang tich va lai bat dau qua trinh Gian nd d i n g nhiet (hinh 6) DoogUi Hinh Lam nong dang tich So sanh Uu nhifcfc diem cua dong c0 Stirling vdi DCDT Ddng co Stirling cung la loai dpng CO nhiet, lam viec theo nguyen ly bien nhiet nang cOnang tUOng tU nhu DCDT Ngoai nhUng Uu diem vuot trpi so vdi DCDT truyen thdng, loai ddng cd chUa dugc suf dung thuc sUrpng rai bdi nhufng nhuoc diem cua nd Sau day la mpt so so sanh uu, nhupc diem cua loai ddng co so vdi DCDT: - l/u diem: + Buong dot dat ben ngoai dpng cd, qua trinh cap nhiet dien lien tuc, cd the kiem soat khdng de duthifa nhien lieu nen han che phat thai dpc hai so vdi DCDT + Tandyng bated nguon nhiet nao nen khdng bj phy thude vao nguon nang luong hda thach nhuDCDT + Van de lam mat, bdi tron kha dOn gian lam tang tudi tho va dp tin cay lam viec Khdng can cd cau phan phdi khi, he thdng truyen ddng va he thdng eung cap chat dot dOn gian cung la nhCng yeu td tang dd tin cay cho ddng cd -\- Khdng can ngudn cung cap khdng {neu nguon nhiet khdng lay tii viec dot nhien lieu) nen cd the hoat ddng dudi tau ngam hay vu tru + Cd the hoat ddng de dang han so vdi DCDT thdi tiet gia lanh - Nhuac diem: + Can cd bd phan trao ddi nhiet d phan ndng va phan lanh cd hieu suat eao + Ket cau bd phan lam mat & budng lanh kha phUc tap va kich thude Idn + Cdng suat va tdc dp khd thay doi nhanh theo yeu cau lam viec CAC U^NG DUNG C O A D&NQ CO STIRLING 3.1 Tren cac phUtfng tien van tai Nam 1853, John Ericssion che tao dpng CO Stirling tau bien cd cdng suat 220kW d toe dp vdng/phiit, dudng kinh va hanh trinh cua piston la 4,2m va 1,5m [5] Do sU phat trien manh me cua DCDT va dpng codien nen ddng cO Stirling thudng duoc ket hpp vdi dpng cdkhacnhuddngeddiesel sddung tren cac tau ngam de giam tieng dn phat tU dpng CO diesel Keith Gibson khang dinh rang, sCt dung dpng co Stirling de quay may phat dien, nap dien cho icquy se giam dang ke tieng dn gay tCf ddng CO diesel Dieu giup cho cac tau ngam khdng sCrdung nang luong nguyen td giam tieng dn dang ke, qua So • Tap diiKHOA HpC&CONG NGHM4 I ' l h l l III ill mil III III trinh dot chay nhien lieu diesel khdng gay tieng on se lam giam kha nang bi phat hien tau ngam hoat ddng Prakash and A R Guruvayurappan cdng bd rang, vdi ddng co Stirling kieu beta tan dung nhiet luong kht thai tU DCDT se tang duoc hieu suat lam viee, giam suat tieu hao nhien lieu va tang quang dudng di ehuyen cua xe tinh tren mdt don vi nhien lieu [6] Nghien eUu eua Koichi Hirata va Masakuni Kavi/ada da chi rang, dpng CO Stirling tan dung nang lUOng cua thai se nang hieu suat nhiet eCia ddng eO diesel tau bien len rat cao dac biet la d nhdng ddng cocdng suat Idn Nghien eUu cung da ehi ra, vdi sU ket hdp gida ddng Cd tau bien cd Idn va ddng co Stirling cd the tao mdt he hybrid nhd phuc vu mdt sd nhu cau tren tau bien [7] Joaquin G Ruiz vdi nghien eUu ve dpng CO Stirling tan dung phan nhiet nang dU thUa td thai eua ddng co dot da khang djnh rang, hieu suat nhiet cua DCDT tang dUpe khoang 7% tan dung dUdc nhiet du thUa tif bo xd iy khf thai Tuy nhien, ket cau cua ddng co Stirling dCmg trudng hop can phai dieu chinh lai so vdi thiet k^' truyen thdng cua ddng cd Stirling [8] 3.2 Dong ctf Stirling phat dien Nguon nhiet eung cap cho ddng CO Stirling rat da dang, cd the sd dung bat ky ngudn nhiet dp cao nao ca ngudn nhiet dU thda tCf cac Id ddt [9] Nhdm nghien ciJu eua TrUdng Dai hgc Worcester da thiet ke va ehe tao ddng cO Stirling - may phat dien nhan nhiet tii Id dot, nhien lieu thUc nghiem de sir dung cho Id dot gom nhieu loai khac Ket qua thd nghiem da chi rang, tinh kmh te sCf dung dpng CO Stirling phat dien hdn han so vdi eac loai ddng co khac Tuy nhien, kha nang khdi ddng ban dau cua ddng cd Stirling can phai tiep tuc nghien cdu va cai thien [10] Whisper Gen, mdt cdng ty d New Zealand cd tru sd d Christchurch, da che tao cae may phat dien diing dpng cd Stiriing mang ten microCHR Diing thien nhien devUa san xuat dien ban eho ludi dien edng edng, vda dun nong nUdc Nam 2004, cdng ty da ban 80.000 may cho cac hd gia dinh d Anh va 20 may khac da dUdc xuat sang Ddc nam 2006 My, sd lupng ddng cd Stirling sCr dung nang lupng mat trdi dU kien den nam 2025 se la 20.000 chiee, sd lUOng du de phat 500MW dien [11 ] Nghien cdu cua Guozhong Ding va cac cdng sU da ehi rang, dpng cd Stirling sd dung rat phu hop va hieu qua de cap dien cho cac tda nha eao tang Nguon nhiet nang cung cap eho ddng ca Stirling quay may phat dien la nang luong mat trdi, chenh lech nhiet dp gii^a xylanh nhan nhlet va xylanh lUc la khdng Idn, vi vay de tang hieu suat lam viec cua ddng cd th'i can phai tang nhiet dp ngudn nhiet cap cao hdn [12], Rakesh K Bumataria va Nikul K Patel khang dinh rang van de bdm nudc d nhOng viing ndng thdn ed the duoc giai quyet bang ddng cd Stirling kieu Gamma sd dung ngudn nhiet ndng tii nang lupng mat trdi Hieu suat nhiet cua ddng cO cd the dat dUdctir52%den72%neu ngudn nhiet ndng cap cho xylanh lam viec t d 450''C den 800*'C, nhiet dp eua khdi mdi chat tai xylanh lUc phai tii 35°C den 70°C [13] Giao sUCarrEverbachva cac cdng sU da nghien cufu ddng co Stirling kieu Alpha sd dung nang luong mat trdi cd edng suat toi da la 23W, hieu suat nhiet la 3,4% Ddng cd hut nUdc true tiep tir dp sau m ma khdng phai sCf dung mdt may cdng tac, nudc dugc dUa len de phuc vy sinh hoat tai mot sd qudc gia chau Phi Tuy nhien, piston cOa dpng CO Stirling rat dac biet so vdi eac ddng cd thdng thudng bdi vi piston dupe lam bang chat Idng (chinh la nude sinh hoat) [14] Xu hudng sCf dyng 44lTapdiiKHOAHOC&CONGNGHE S o ddng cd Stirling-alpha vao san xult v^ ddi sdng la ndi bat hdn so vdi cac kieu dpng Cd Stirling khac, bdi vi dpng cir cd kich thude nhd gpn va cdng suit phat cao hdn so vdi cac loai dpng co Stirling khac, them vao dd cac bd phSn eua ddng cd Stiriing-alpha cd the tai sd dung tif eac ehi tiet da loai bd d DCDT [15] 3.3 KhS nang uTng dung d Viet Nam Hudng tdi muc tieu cung cap dii nhu cau dien nudc va han ch^ tdi da tinh trang thieu dien tai nhung vung sau, vting xa, 21 thang nam 2011, Thu tudng Chinh phu da ky Quyet dmh sd 1208/QD-TTg, ve vi^c "Phe duyet Quy hoach phat triln dien lUc qudc gia giai doan 2011-2020 co xet den nam 2030" Ndi dung eCta Quy hoach phat trien ngudn dien la "Iiu tien phat trien nguon dien tif nang lUdng tai tao {dien gid, dien mat trcii, dien sinh khdi ), phat trien nhanh, tUng bude gia tang ty trpng eua dien nang san xuat tif ngudn nang lupng tai tao" [1] Dau tU phat trien nang lifpng tai tao t d nudc, nang, gid, khf sinh khoi, dja nhiet, nhien lieu sinh hpe (nhien lieu va Idng) la xu hudng tat yeu d nude ta va xu hudng da phat trien rat manh eac nam qua Dac trung cCia ngudn nang luong tai tao se dem den mot ngudn nang lUpng sach, giam d nhiem, giam thai nha kfnh va mpt dac trUng quan trpng nCTa 1^ chu ddng dUOc nguon nang lUOng cho qude gia ma khdng bj phu thude qua nhieu vao ngudn cung cap dau md Mdt vai nghien cdu ve dpng cc( Stirling dViet Nam cd the tim dUpcva tham khao nhU: - Hoang DUdng Hiing va nhdm nghien cdu TrUdng Dal hpc Bach khoa Da Ning da che tao ddng cd Stirling kieu Gama chay bang nang lUpng mat trdi de quay may bdm nude, nhUng hieu q u i hoat dpng cua ddng cd chifa SCIENCETECHNOLOGYl cao [16] - Nam 2010, Pham Ngpc Hien da cdng bo luan van Thac sy ve "Nghien cihj chuong trinh tfnh chu trinh nhiet ddng cua dpng cO Stirling sd dung nang luong mat trdi", muc dich cua luan van chi dUng lai viec tim hieu Seiu hdn ve ddng co Stirling va bo sung t u lieu phuc vu cho cong tae dao tao, nghien cdu linh vUc nang iupng [17] - Pham Minh Tien tien hanh nghien cdu ly thuyet chu trinh nhiet va che tao mdt md hinh ddng cO Stirling t d rac thai de phuc vu cho giang day mdn vat Iyldp10[18] Tif cac phan tich tong hpp tren cd the thay rang, cac nghien cUu khoa hpe ve ddng co Stirling d nudc ta chi mang tinh ly thuyet ma khdng cd dinh hudng rd rang hoac r l t khd cd the tim dUdc nhung nghien cdu ty my ve che tao mdt kieu ddng co Stirling cu the Cho den nay, d Viet Nam, nghien cdu ve dpng ed Stirling kieu alpha la chua dupe cdng bd hoac r i t khd tim, vl vay de tai "Nghien cUu thiet ke, che tao md hinh ddng co Stirling kieu alpha" dang dugc thuc hien tai Trudng Dai hpc Bach khoa Ha Ndi la het sdc can thiet va cd y nghia khoa hpe eao K^T LUAN lupng mat trdi T h e m vao do, c u n g cap automobile engines potential solutions and benehts", n h l e t c h o d d n g cO l a m v i e c c o n e d t h e February 2005 t h y e hien true tiep tif qua trinh ddt c d u t r o n g va n g o a i n u d c l i e n q u a n t d i d d n g c d Stiriing s d d u n g cac nguon nang l u p n g tai t a o khac I M, Yusof, N A Fariz, Z A Zaina!, G B Horizon, K Nonman and A Miskam, "Design, m a k h d n g can d e n he t h d n g c u n g cap Fabrication and Testing of a Swirl Burner for Alpha n h i e n lieu p h d e t a p n h u d d d n g c d d d t V - Shaped Stiriing Engine" Asian Journal of Applied Sciences (6): 475-485,2009 ISSN 1996-3343 Viec s d d u n g n a n g l U p n g tai t a o d [10] Degree of Bachelor of Science; Hongling d d n g c d S t i r i i n g d a d u p e n g h i e n cufu v a Chen, Shawn Czemiak, Enrique De La Cruz, William Ung d u n g nhieu ndi tren t h e gidi Day Frankian, Gary Jackson, Alula Shiferaw, Evan Stewart, eCing la x u h u d n g t a t y e u t r o n g "Design of a Stiriing Engine for Electricity Generation", qua t r i n h t i m k i e m n g u d n n a n g l u p n g sach va n a n g l u o n g tai t a o d e dUa d i e n d e n Worcester polytechnic institute, March 23th, 2014 [11] Paul R Eraser, A thesis submitted in nhuTng v u n g s a u , v u n g x a , q u a d o d a n partial fulfillment of the requirements for the degree h i e n t h u c h d a D e a n p h a t t r i e n d i e n lUc of Master of Science (Mechanical Engineering) q u d e gia giai d o a n 2011-2020 cd xet "Stirling Dish System Performance Prediction Model" den n a m 2030 at the University of Wisconsin-Madison, January 14, Phan bien khoa hoc: TS Binh Xuan Thanh 2008 [12] Gouzhong Ding,Suyi Huang, Chunping Zhang, Xinghua Hu, Xiaoqing Zhang, Fangzhong Guo, "A study on design parameters of Stirling engines TAILIEUTHAM KHAO for buildings" Renewable Energy Resources and a [1] Quyet dinh so 1208/QD-ng cua Thu ti/dng Greener Future Vol VIII-5-4 Chinh phu ve viec "Phe duyet Quy hoach phat trien dien lucqudcgia giai doan 2011-2020 CO xet den nam [13] Rakesh Bumatara va NikuL "Review of Stiriing Engine for Pumping Water using Solar Energy as a soure of Power" International Journal of 2030" [2] Quyet dinh so 2801/Qe-Trg cua Thii titong Engineering Research and (UERA), ISN' 2248-9622, Chinh phu ve viec "Phe duyet Chucmg trinh cap dien VoL 3, Issue 1, Januaiy- February 2013, pp.B64-868 nong thon, mien nui va hai dao giai doan 2013-2020" [3] Koichi Hirata, "Schmidt theory for Stirling [4] Senft JR, "Ringbom Stirling engines" New G "Stirling Professor Carr Everijach, The research [15] Diseertation "Vibration analysis and mechanism design for a V type alpha Stiriing engine), York: Oxford University Press, 1993, [5] Walker [14] project "Design and Development of a Liquid Piston Stiriing Engine", May 2,2006 engines" National Maritime Research Institute Bai b a o d a t r i n h b a y m d t s d n g h i e n [9] chay n h d n g n h i e n lieu sinh hpe s i n cd engines", Oxford: January, 2011 [16] Clarendon Press, 1980 IVld h i n h d d n g c d S t i r i i n g k i e u A l p h a [6] Prakash, A R Guruvayurappan, "Using Hoang Duong Hiing, "Nghien cull trien khai litig dung thief bi nang lucmg mat se la c d s d d e p h a t t r i e n t h e h e d d n g Stirling engine to increase the efficiency of an IC CO m d i t a o n a n g l U d n g d i e n s a c h , t h e engine" Proceedings of the World Congress on h e d d n g c d n a y c d t h e stf d u n g n h i e u Engineering 2011 Vol III, WCE 2011, July 6-8,2011, n g u d n n a n g l u p n g d e e h u y e n d d i tCf London, U.K ISBN: 978-988-19251-5-2 ISSN: 2078- ehuyen nganh ky thuat tau thiiy, ma nganh 60-52-32, n h i § t n a n g t h a n h ca n a n g v a it g a y d 0958 (Print); ISSN: 2078-0966 (Online) "Nghien cilu chuung trinh tinh chu trinh nhiet dong nhiem, d e d a n g b^o d u d n g va k h d n g gay n g u y h i e m t r o n g qua trinh van h a n h so v d i DCDT se la d j n h h u d n g d e p h a t t r i e n t h e h e d p n g c d k h d n g c d k h i thai va c d t h e tan dyng dugc nhiJfng n g u o n nhlet n a n g d u t h d a t d cac I d n u n g h o a c n a n g [17] Pham Nggc Hien, Luan van Thac sy Masakuni Kawada, cLia dong cO Stiriing sit dung nang luong mat troi" Bo "Discussion of Marine Stiriing Engine Systems" Giao due va Dao tao, Tnfcmg dai hoc Nha Trang, 2010 [7] Koichi Hirata and Proceedings of the 7th International Symposium on M d hinh d p n g coStlrling kieu Alpha trdi vao thye te" Be tai nghien cuU khoa hoc cap Bo, 2003 Marine Engineering, Tokyo, October 24th to 28th, Pham Minh Tien, "E)6ng co Stiriing va cua nhlet dong lut hpc" cua Vat li 10, trung hoc 2005 [8j Joaquin G Ruiz, Bachelors of science in mechanical [18] viec van dung vao qua trinh day hoc chuang "Co sd engineering at the Massachusetts institute of technology "Waster heat recovery In thong" Tap chi cua TrUdng fiai hgc Su pham Thanh Ho Chi Minh, thang 9/2012 - so 39(73)/KHGD; ISSN:1859-3100, trang 75-84 So • Tap diiKHOA HOC&CONG NGHE |45 ... an nay, piston chiu lUc ludn nam ben phan lanh nen dUOc lam mat tot Ddng ed Stirling kieu gamma thUc chat la dpng cd loai beta nhung piston chiu lUc nam xylanh, chay nam ben canh xylanh IVloi chat... cua ddng co Stirling dCmg trudng hop can phai dieu chinh lai so vdi thiet k^'' truyen thdng cua ddng cd Stirling [8] 3.2 Dong ctf Stirling phat dien Nguon nhiet eung cap cho ddng CO Stirling rat... nong nUdc Nam 2004, cdng ty da ban 80.000 may cho cac hd gia dinh d Anh va 20 may khac da dUdc xuat sang Ddc nam 2006 My, sd lupng ddng cd Stirling sCr dung nang lupng mat trdi dU kien den nam 2025