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 + G, r( x, O9 M1 r: j- p; D
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+ X# I# X9 _- Z7 Y另外,toyota 用的储氢罐在wiki上是这么写的:( ~7 i3 w) @, x0 q1 y0 {
2 \3 m- d8 b# T0 T: c) RA 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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1 v3 E& V; J9 H3 c那么, type IV hydrogen tank 是个什么东西呢?+ s" q( F# n4 U% \- J
& v$ k8 h2 z% z& G, ~& ^( FComposite tanks such as carbon fiber with a polymer liner (thermoplastic). See rotational molding and fibre-reinforced plastic.6 |- k' A$ S, M" a
Approximate maximum pressure, plastic/carbon 661 bars (66.1 MPa; 9,590 psi) and up.9 ~( K' U4 g6 T1 q- \; S( s
" x' j' |, U. {8 G" L. q$ ~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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Metal tank (steel/aluminum)
/ Z" s0 U4 e" D7 UApproximate maximum pressure, aluminum 175 bars (17.5 MPa; 2,540 psi), steel 200 bars (20 MPa; 2,900 psi). |
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