TA的每日心情 | 擦汗 2019-6-16 23:34 |
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签到天数: 1277 天 [LV.10]大乘
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本帖最后由 冰蚁 于 2015-4-24 10:39 编辑 & e( n. u- v2 E5 ]
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( E8 j, n3 x3 J- N# }! W另外,toyota 用的储氢罐在wiki上是这么写的:. k! X9 o ^+ O; x; A
P+ r! m4 j T" q. a! p+ QA Hydrogen tank (other names- cartridge or canister) is used for hydrogen storage.[1][2][3] The first type IV hydrogen tanks for compressed hydrogen at 700 bars (70 MPa; 10,000 psi) were demonstrated in 2001, the first fuel cell vehicles on the road with type IV tanks are the Toyota FCHV, Mercedes-Benz F-Cell and the GM HydroGen4.
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! V d+ o9 W- m& ~0 S3 r( G那么, type IV hydrogen tank 是个什么东西呢?
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1 z/ M- c+ ?( x, k. GComposite tanks such as carbon fiber with a polymer liner (thermoplastic). See rotational molding and fibre-reinforced plastic.8 Z/ [( K3 c& v& V7 \- I0 N
Approximate maximum pressure, plastic/carbon 661 bars (66.1 MPa; 9,590 psi) and up.: T( [5 E' ]5 w& W" S" j. i, g
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从储氢罐到 fuel cell 的管道也可能都用得是这种材料。
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看介绍,目前趋势是低压储氢系统,比如30bar, 440psi的系统。这样可以用type I 的罐子。从减轻死重的角度,会用铝罐。
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1 B0 J- q& x2 b6 |, W4 k8 {Metal tank (steel/aluminum)
" V4 o- Y( A0 \6 K5 U1 I5 {1 CApproximate maximum pressure, aluminum 175 bars (17.5 MPa; 2,540 psi), steel 200 bars (20 MPa; 2,900 psi). |
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