Fana ka ternary thermoelectric bismuth telluride P-mofuta oa Bi0.5Sb1.5Te3 le N-mofuta oa Bi2Te2.7Se0.3
Kenyelletso e khutšoanyane
Lebitso la Sehlahisoa:P-mofuta oa Bi0.5Sb1.5Te3
N-mofuta oa Bi2Te2.7Se0.3
Bohloeki: 99.99%, 99.999%
Ho bonahalance: Thibela ingot kapa phofo
Lebitso: Epoch-Chem
Fana ka ternary thermoelectric bismuth tellurideP-mofuta oa Bi0.5Sb1.5Te3leN-mofuta oa Bi2Te2.7Se0.3
Tshebetso
TIG-BiTe-P/N-2 thermoelectric ingot e holisitsoe ka alloy ea Bi, Sb, Te, Se, doping e khethehileng le lits'ebetso tsa rona tse ikhethang tsa kristale.Bi2Te3 e thehiloeng ho thermoelectric ingot e holisitsoe ka mokhoa o khethehileng le ho ntlafatsoa ho etsa li-module tsa thermoelectric tse neng li sebelisetsoa ho fetola mohloli oa mocheso ho tloha ho 100 ℃(373K) ho isa ho 350℃(623K) ho ba motlakase.Ka kakaretso, palo e tloaelehileng ea merit ZT ea mofuta oa p-type ea rona le li-ingots tsa mofuta oa n holim'a mocheso oa 300K ho isa ho 600K e kholo ho feta 0.7.Module o entsoeng ka li-ingots tse joalo o ka finyella katleho ea 5% ka 250 ℃ Delta T. Ho sa le joalo, ingot ea rona e hlahisoa ka matla a matle a mochine le thepa e tsitsitseng haholo, e fanang ka lejoe la bohlokoa bakeng sa ho hlahisa ts'ebetso e phahameng le li-module tse ka tšeptjoang tsa ho hlahisa matla.
| Ntho | bismuth telluride, bi2te3 |
| Mofuta oa N | |
| Mofuta oa P | Bi0.5Te3.0Sb1.5 |
| Tlhaloso | Thibela ingot kapa phofo |
| ZT | 1.15 |
| Ho paka | ho paka mokotla oa vacumm |
| Kopo | sehatsetsi, pholiso, thermo, lipatlisiso tsa mahlale |
| Brand | Epoch |
Kopo
Ho theha pokano ea P/N, e sebelisoang sehatsetsing sa semiconductor, tlhahiso ea phofo ea thermoelectric joalo-joalo.
Tlhaloso
| Specification | Mofuta oa P | N-Mofuta | E hlokometse |
| Mofuta oa nomoro | Bite- P-2 | BiTe- N-2 | |
| Diameter (mm) | 31±2 | 31±2 | |
| Bolelele (mm) | 250±30 | 250±30 | |
| Boima ba 'mele (g/cm3) | 6.8 | 7.8 | |
| Conductivity ea motlakase | 2000-6000 | 2000-6000 | 300K |
| Seebeck Coefficient α(μ UK-1) | ≥140 | ≥140 | 300K |
| Thermal conductivity k(Wm-1 K) | 2.0-2.5 | 2.0-2.5 | 300K |
| Powder Factor P(WmK-2) | ≥0.005 | ≥0.005 | 300K |
| theko ea ZT | ≥0.7 | ≥0.7 | 300K |
| Brand | Epoch-Chem | ||
