TA的每日心情 | 擦汗 2019-6-16 23:34 |
|---|
签到天数: 1277 天 [LV.10]大乘
|
本帖最后由 冰蚁 于 2015-4-24 10:39 编辑 9 X& W2 _. u. A7 [5 R
: ?6 B( e9 a+ Y8 Q6 o% `8 O0 ~& [+ n7 L$ d( @6 g
另外,toyota 用的储氢罐在wiki上是这么写的:
/ R( x/ A5 {$ ~# [8 B. H- R8 Y+ Q& C# \/ E6 O
A 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 HydroGen4.7 n# V3 h% O! o+ o% G: X8 U' o
8 X% G8 }. Y* R( s
那么, type IV hydrogen tank 是个什么东西呢?
/ Q2 G/ S) N* k- r6 h% O/ p% f- X
7 J$ a1 O/ {4 LComposite tanks such as carbon fiber with a polymer liner (thermoplastic). See rotational molding and fibre-reinforced plastic./ @- c! W: H; n" `6 b5 r4 F7 n* Z4 I
Approximate maximum pressure, plastic/carbon 661 bars (66.1 MPa; 9,590 psi) and up.. l) z' L2 J( I. R9 h7 _9 a
2 R0 B# d% _) P2 e" L; H' t# n7 T& Z
从储氢罐到 fuel cell 的管道也可能都用得是这种材料。' I9 L$ }. G( v: ~0 {
. X3 q# l; }6 v* h% k8 D
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。
2 B' D) A8 j* D, M% o9 P
7 C6 C0 \+ \$ }! y" J# n7 JMetal tank (steel/aluminum): ^' B( ?* d; n8 N# t
Approximate maximum pressure, aluminum 175 bars (17.5 MPa; 2,540 psi), steel 200 bars (20 MPa; 2,900 psi). |
|