Khoa hoc Si Cong nghe<br />
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Ham biogas bdng gach co tuoi thg khong cao bdng su dung mang HOPE.<br />
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Sang kien sft dung mang HDPE V<br />
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trong xay ham hiogas<br />
THANH SON<br />
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T<br />
rdn 20 nam theo dudi biogas khde thudng gap phai. Dd biet, vdi viee thay ddi ndp ham cd<br />
viec nghien cuu cai tien la khu vyc xay ham khdng bao hinh cau thay vi bdng phdng nhu<br />
ham biogas, den nay, dam ve sinh, do mot so cdng doan nhirng thiet k l khde, da tao nen<br />
ong Trinmg Gap, Pho Giam ddc trong qua trinh van hanh khdng lyc pha vd ldp vang tren, dl tir do<br />
Trung tam Nghien ciru ung dugc khep kin ndn mdi nhang bu khi gas thoat ra ma khdng can<br />
dung nang lugng mdi Da Nang, den. Nggn lira sir dung khi biogas phai dung dung cu sue nhu cdch<br />
da xay lap hon 1.000 ham biogas khi dd't khdng cd mau xanh, truyin thdng. Bdn canh dd, nhd<br />
cho cac to' chuc, ca nhan tren dia thudng la mau vang dd, ndn lugng nguydn ly boat ddng tir giai doan<br />
ban thanh pho' va nhieu dia nhiet cung cdp khdng bao dam. hiiu khi din yem khi tao nen ty le<br />
phirong khac. Tuy nhidn, vdi nhung cai tiln cua khi me-tan dang ke, nen khi su-<br />
Vdi long dam me nghidn ciin, minh, gdn nhu nhiing ham biogas dung rat de chay va cho nggn lira<br />
dng rat thanh cdng trong viec khde do dng thill k l deu giai quylt xanh vdi nhiet lugng tda ra rat<br />
phuc nhung han che ma hdm duge nhung khuylt diim tren. Dac cao.<br />
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32 Khoa hoc<br />
&phat trien<br />
K h o a h o c S. C o n g n g h e<br />
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Su dung mang IHDPE, lidm biogas co tuoi thiq cao lion, chi plif tlia'p han.<br />
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Mac du vay, viec xay hdm Hoi Khoa hpc va ky thuat thanh dan gian.<br />
chiia phan bdng gach ciia dng phd, da nghidn cuu va tim ra ldi Trudc nhung thanh cdng cd y<br />
Truong Gap da gap mdt han chi, giai. Dd la thay vi sir dung ham nghia nay, vira qua, Quy Khuyin<br />
dd la sau mdt thdi gian sir dung, xay bdng gach, chi can dao mOt hd khich sang tao Khoa hpc vd<br />
Idp gach am dudi dat bdt ddu bj (tuy theo lugng phan chudng), sau Cdng nghe Hd Nghinh da tai trg<br />
muc va tao ra kd hd, tir dd gay ra khi gia cd cho dat dn dinh, trai ldp 15 trieu ddng dl sdp den. Lien<br />
hien tugng thoat khi COx, NOx, mang HDPE (day la loai mang hiep cac Hdi Khoa hpc va ky<br />
H2S, NH3... ddc hai vdi ca Ihl va kha phd bie'n d nudc la diing de thuat thanh phd xay diem mdt<br />
sinh ra mdt sd vi kliuan gay bdnh trai d cac hd nudi tdm), gia thanh ham su dung cdng nghe mang<br />
khac. Nhan thay tdn tai nay, ky su tha'p han khoang 20% so vdi xay HDPE lai huyen Hda Vang, sau<br />
Tran Phii, Trudng Ban Khoa hpc gach, thdi gian sir dung keo dai dd tiip tuc nhan rdng ra cac dja<br />
va Cdng nghd thupc Lidn hiep cac din 10 nam, viec thi cdng cung rat phuang khac. •<br />
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HOi THAO SU DUNG NANG LLTONG TIET KIEM HIEU QUA • \<br />
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d Cdng thuong, Trung tam khuyin cdng vdi viec ddu tu phdt triln mdi ngudn ndng lugng,<br />
viia td chiic hdi thao gidi thieu, tuyen mang lai y nghia xa hdi ldn, phu hgp vdi hpi nhap<br />
tniyin vl su dyng nang lugng tilt kiem, khu vyc va qud'c tl.<br />
hi^u qua. Cdc tham luan tai hdi thao vdi cac dl tdi vl<br />
Hdi thao dl cap din sy can thie't phai tilt kiem vide su dung cac nhien lidu thay thi nang lugng<br />
nang lugng, dd la sy can kiet ciia cac ngudn tai tniyin thd'ng, quan he nang lugng vdi mdi tnrdng<br />
nguyen nang lugng truyin thd'ng, sy thilu hut trong san xua't cdng nghiep... da dem den hOi thao<br />
nang lugng cho cdc nhu cau phdt triln kinh tl-xa mdt birc tranh toan canh vl tam quan trpng, muc<br />
hdi, cudng dd sir dung nang lugng cdn qua cao va tidu va cdc giai phap tilt kiem nang lugng da va<br />
nhieu lang phi, cung nhu nguy ca ve d nhidm mdi dang dugc dp dung... giiip cho cdc doanh nghiep<br />
tnrdng do vide sir dung lang phi nang lugng gay cac nhan thirc va dinh hudng trong viec thyc hien<br />
ra. muc tieu tilt kiem nang lugng tai doanh nghiep,<br />
Vi^c tilt kiem nang lugng se phu hgp vdi chiln gdp phan thyc hien thanh cdng muc tieu qud'c gia<br />
luge phdt triln ben vfmg ciia dat nudc. Mat khac, tren dia ban thanh phd.<br />
viec tilt kiem nang lugng se re han rat nhiiu so Q.B<br />
J<br />
Khoa hoc 33<br />
&phat trien<br />