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 ' `9 m0 O) `% V6 D. C+ N9 L# y( I% {* S) T
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另外,toyota 用的储氢罐在wiki上是这么写的:4 w" ]. m7 u! ~; K1 S
+ i# E) P0 F4 n% ]6 xA 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." i4 a8 g3 O1 L3 o( M% Q. t! S- a
; z) {) R) M6 @( F1 e; }2 r# P那么, type IV hydrogen tank 是个什么东西呢?$ p" ]3 i. R) ]3 B
4 J3 a' v. V) ~9 v0 u1 p. n. Z( m4 ~Composite tanks such as carbon fiber with a polymer liner (thermoplastic). See rotational molding and fibre-reinforced plastic.0 I& E2 V4 U& e: n4 B; X
Approximate maximum pressure, plastic/carbon 661 bars (66.1 MPa; 9,590 psi) and up.
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: _" r4 D; A: ^0 b9 N3 C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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; T9 A2 X: W( c V. f+ EMetal tank (steel/aluminum)$ }" @# G7 Y& r& E3 i
Approximate maximum pressure, aluminum 175 bars (17.5 MPa; 2,540 psi), steel 200 bars (20 MPa; 2,900 psi). |
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