Tiiu ban Mdi tru&ng vd Ndng lugng ISBN 978 604 913 013 7 DIEU TRA DANH GIA TIEM NANG VA KHA NANG KHAI THAC CAC NGUON NANG LlTONG GIO VA MAT TRCfl TAI HUYEN DAO CO TO, QUANG NINH Du ong Duy Hoat, Nguye[.]
Tiiu ban: Mdi tru&ng vd Ndng lugng ISBN: 978-604-913-013-7 DIEU TRA DANH GIA TIEM NANG VA KHA NANG KHAI THAC CAC NGUON NANG LlTONG GIO VA MAT TRCfl TAI HUYEN DAO CO TO, QUANG NINH Du-ong Duy Hoat, Nguyen Van Thanh, Le Thi Thuy HSng, Le Quang Sang Vien Khoa hgc nang lugng 18 - Hoang Qudc Viet, Ciu Giiy, Ha Ndi Email: duvhoat(g),gmail.com Tom tat: Bdi viit trinh bdy tdm tdt kit qud diiu tra ddnh gid tiim ndng ndng lugng gid vd mat trgi tgi ddo Cd Td Kit qud chi gid vd buc xg mat trdi trin ddo nam 2008-2009 kit hgp voi cdc ngudn dii lieu thu thdp dugc cho phep tinh todn^ tiim ndng ky thudt cua ngudn ndng lugng tgi chd ndy Kit qud tinh todn cho thdy, tgi Cd Td cd thi su dung cdc logi thiit bi diin gid cdng sudt nhd din 10 kW tdm thdp vd cdc thiit bi diin gid cdng sudt ldn din 1,5 MW tdm cao Tiim ndng ndng lugng mat trdi tuang ddi cao, song phdn bd khdng diu ndm Phuong dn cung cdp ndng lugng bin vdng, ddp ung dugc phu tdi hien tgi vd nhu cdu phdt triin kinh ti - xd hdi cua huyen tuong lai Id kit hgp cdc ngudn ndng lugng tdi tgo vdi ngudn diin truyin thdng khdc nhu ngudn diin diesel cho giai dogn hien tgi vd cdc ngudn diin khdc tuong lai (nhiet diin, diin ludi qudc gia) Abstract: This report briefiy presents the results of potential assessment of wind and solar energy on Goto Island The result of measurement of wind regime and solar radiation on the island in 2008-2009 with other data sources allow to calculate the technical potential of these energy sources The calculated result show that, in here, be able to use wind turbine with capacity up to 10 kW at low altitude and up to 1.5 MW at high altitude Solar radition potential is relatively high but distribute unevenly in the year The solution providing sustainable energy to meet the current load and the socio - economic development needs in the future of the insland district is a combination of renewable energy sources with traditional energy sources such as diesel power in the present and other powers in the future (thermal power, national power grid) LOfl NOI D A U Huyen dao Cd Td nam d phia Ddng Bac tinh Quang Ninh, each phd Ha Long 110 hai ly vl phia Ddng, each thi tran huyen Van Ddn 50 hai ly Huyen Cd Td la mdt quin dao bao gdm hon 40 dao ldn, nhd, dd cd dao ldn la Cd Td, Thanh Lan va dao Trin Dien tich tir nhien cua Cd To la 4.732,23 ha, cd chieu dai hai phan qudc tl tir dao Trin din dao Bach Long VT la 200 km va vimg them luc dia rdng tren 1.000 km^ Do vi tri each xa bd, nen viec cip dien phuc vu nhu cau phat trien kinh te-xa hdi (KTXH) va dam bao an ninh qu6c phdng (ANQP) gap rat nhieu khd khan De cd co sd khoa hgc tin cay cip dien bin virng cho huyen dao, Vien Khoa hgc va Cdng nghe Viet Nam va Uy ban nhan dan tinh Quang Ninh da 374 Hdi nghi Khoa hgc ky niem 35 ndm Viin Khoa hgc vd Cdng nghe Viet Nam - Hd Ndi 10/2010 giao cho Vien Khoa hgc nang lugng (VKHNL) thuc hien dl tai "Nghien cuu co sd khoa hoc lap quy hoach tdng the cung cap nang lugng ben viing phuc vu phat triln kinh tl-xa hoi va dam bao an ninh quoc phdng cho huyen dao Cd To tinh Quang Ninh" nam 2007-2009 Trong bao cao chiing tdi gidi thieu kit qua dilu tra, danh gia tilm nang va kha nang khai thac hai ngudn nang lugng tai tao giau tilm nang ciia huyen dao Cd Td la nang lugng gio (NLG) va nang lugng mat trdi (NLMT) HE THONG DO TRlTC TIEP CHE DO GIO VA BlTC XA MAT TRCJl De cd sd lieu ve cbl gid va biic xa mat trdi chinh xac, VKHNL da xay dung he thdng tnre tilp tai huyeri dao Cd Td So lieu dugc bing cac thiit bi bien dai, cd chinh xac cao va lam viec dn dinh, tin cay mgi dilu kien thdi tilt tai khu vuc hai dao Sd lieu ve gid va mat trdi dugc va tu ghi vao thiit bi luu trii vdi khoang 10 phiit, phii hgp vdi yeu cau cua cdng nghe dien gid, mat trdi va cac phin mim tinh toan phd biin hien tren thi gidi tai hai vi tri tren dao Cd Td, dd la tram tren ddi tmyIn hinh (vi tri 1), canh tram tugng thuy van va tram tai buu dien huyen (vi tri 2), tmng tam huyen Cac dii lieu dugc cap nhat va truyen ve trung tam may tinh tai Vien Khoa hgc Nang lugng thdng qua dudng tmyen Intemet Cac thiet bi dugc lip dat tai vi tri bao gom: thiit bi tdc gid d cao 10m, 25m, 35m, va 45m, thiet bi hudng gid d cao 10m va 45m va thiit bi biic xa mat trdi d cao 10m Thiet bi dugc lap dat tai vi tri bao gom thiit bi toe gio va budng gid d cao 25m KET QUA TINH TIEM N A N G N A N G LlTONG MAT TRCJl Can cii vao sd lieu true tiep biic xa mat tdi tai Cd Td nam vdi thdi gian 10 phiit va cac dii lieu ve gid nang, biic xa mat trdi nhieu nam tai tram tugng thuy van Co Td va cac khu vuc phu can, de tai da tien hanh tinh toan xac dinh cac thdng sd dac trung ve tiem nang NL MT Ket qua dugc trinh bay bang Bdng 1: Tiim ndng ndng lugng mat trai tgi ddo Cd Td - Qudng Ninh (1 ndm do) Thdng Sd ngdy thdng 31 29 2,9 1,6 89,9 46,4 31 30 31 30 2,1 3,5 6,8 65,1 105 210,8 6,1 7,1 6,9 6,4 183 220,1 213,9 192 31 31 30 Sd gid ndng Cudng dd biec NL biec xg TB NL biec xg TB ngdy theo TB thdng xg TB thdng ngdy theo thdng TB thdng (kWh/m') (W/m') (kWh/m') thdng (h) (h) 86,8 62,3 73,9 103,3 153,8 195,2 645,73 433,55 549,94 743,7 1144,2 1405,5 186,3 194 20,83 14,95 17,74 24,79 36,91 46,85 44,71 46,56 177,2 42,53 1275,9 1386 1443,4 375 ISBN: 978-604-913-013-7 Tiiu ban: Mdi truang vd Ndng lugng 10 11 12 Ca nam 31 30 31 366 6,1 5,9 4,2 189,1 179,7 43,13 1337 177 168,4 40,42 1212,6 130,2 125,1 30,02 930,62 4,97 1822,5 142,17 34,1 12508,1 D A N H G I A K H A N A N G K H A I T H A C N A N G LlTOfNG MAT TRCJl TAI CO TO D I cd CO sd danh gia hieu qua sir dung thuc tl cac dan pin mat trdi tren dao Cd Td, de tai da tiln hanh tinh toan xac dinh dien nang tmng binh cac thang nam dugc san xuit tir cac modul pin mat trdi phd biin hien theo cbl biic xa dugc tai Cd Td Ket qua tinh toan cho thiy, tai huyen dao Cd Td tilm NLMT tuong doi tot, song dao ddng tuong doi ldn nam, cac thang miia ddng tir thang I din thang cudng biic xa tuong ddi thap, dac biet la thang va Cac thang miia he cudng biic xa cao, sd gid nang tuong ddi ldn, dd cac thang hieu qua sir dung NLMT cao hon cac thang mua ddng TINH T O A N C H E DO GIO VA TIEM N A N G N A N G LU'ONG GIO TAI CO TO Can cii vao sd lieu true tiep de tai da tien hanh tinh toan xac dinh cac dai lugng dac trung cho che gid va tiem nang nang lugng gid Cd Td tai hai diem vdi cac cao khac Mdt so ket qua tinh toan tiem nang nang lugng gid dugc trinh bay cac bang Bdng 2: Tiim ndng ndng lutmg gid tgi ddo Cd Td Do cao (m) 10 35 60 80 Vtb (m/s) 3,3 4,8 5,9 6,3 Etb (W/m^) 55,6 155,9 312,5 383,1 W (kWh/m^) 489,1 1371,9 2750,1 3371,5 Dgi lutyng 5.1 Can cii- vao ket qua gio o cao 10m cua tram tu-ong thiiy van Co To nhieu nam (25 nam) va ket qua gio tryc tiep cua VKLHNL nam (2008-2009) tai Co To (tai hai diem do) co the nhan thay che gio tai Co To cd nhihig dac diem sau: Ciing nhu nhiing noi khac tren lanh thd, nam d Cd Td cd hai mua gid: Miia gio Ddng Bac vao thdi ky lanh (tir thang X den thang III) va mua gid Ddng Nam vao thdi ky ndng (tir thang IV den thang IX) Hoan luu gid miia ket hgp vdi dieu kien dia hinh da tao nen che gid dac trung cua khu vuc Vao thdi ky lanh, hoan luu phuong bac tran xudng Bic Bg cd xu hudng lugn theo hudng bd biin NE - SW thdi tdi Cd Td Do tir thang IX hoan luu miia suy ylu, d Cd Td gid NE da manh len rd ret va cd tan suat va tdc vugt trdi bin cac hudng khac sudt ca thdi ky lanh vdi tan suat tmng binh tdi 60%) Vao giira miia lanh, tin suit gid NE tdi gin 70%o Ngay vao cac thang diu va eudi thdi ky ndng gid NE van cdn manh dang kl Chi vao giiia miia (thang VI, VII, VIII) gid NE mdi hoan toan suy ylu 376 Hdi nghi Khoa hgc ky niem 35 ndm Viin Khoa hgc vd Cdng nghi Viet Nam - Hd Ndi 10/2010 Vao thdi ky ndng cac khdi khdng tir phuong nam thdi len vdi cac hudng gid cd phan S chi manh len dang ke vao thdi gian tir thang V din thang VIII, dd cd uu thi nhit la budng S ciing chi dat dugc tan suit tmng binh la 32%) vao hai thang giiia miia (thang VII, thang VIII) Bdi vay, nhin chung sudt nam gid co phin S (tiic cac budng SE, S va SW) chi chiem mdt ty le nhd Ngoai hai hudng gid chinh dac trung cho hai miia, d Cd Td hudng gid E ciing cd vai tro dang chii y Nhiing luong khdng tir hoan luu phuong bac ylu tran xudng di lech sang hudng E Gid Tay Nam dac tmng cua miia d khu vuc Dong Nam A thdi tir phuong Nam len phai vdng qua bien de vao Bac Bd, tdi day chiing chuyen gid Ddng Nam, mdt phan luong thdi lech sang hudng E Do dd tinh sudt nam, gid E d Cd Td cd tan suat ldn thii hai sau gio Ddng Bac va phan bd khdng chenh lech nhieu giiia cac thang nam (tir 11%16%)) Gid E trdi nhat thdi gian chuyen giao giiia hai miia vdi tan suat tir 21%) - 28% Trong ca nam, cac hudng gid N, SE, SW xuat hien vdi tan suat nhd, chi tir 6% - S% Cdn gid W va NW cd tin suat khdng dang ke dia hinh khu vuc quan dao bi che chan ve phia Tay Tai huyen dao Cd Td, cac dao deu cd dia hinh rat phiic tap, nen anh hudng cua dia hinh rat dang ke den che gid tren cac dao Tai dao Cd Td ldn, tren nira phia Bac ciia dao cd ba vet niii chay song song theo hudng NE - SW ndi vdi mdt vet niii mdng cat ngang Vet niii d giiia cd dinh cao 174m, bai vet bai ben thap hon, dinh cao nhat la 121m va 105m O phia Nam chi cd nhung qua niii nhd nam rai rac, dinh cao nhat chi khoang 70m Nhiing vimg dit thip