Composite graphite bipolar plate rudzi rutsva rwebipolar plate, iyo inonyanya kushandiswa mumafuta emafuta sechikamu chakakosha. Inoparadzanisa uye inogovera oxidant uye mafuta, inoitisa ikozvino, inotsigira membrane electrode, uye inogadzirisa kupisa kwemukati kwe reactor.
Basic chimiro uye kuumbwa
1. Matrix zvinhu: (1) Graphite chikamu: girafu yechisikigo, yakawedzerwa graphite kana yakagadzirwa girafu inopa yakakwirira yemagetsi conductivity uye kugadzikana kwemakemikari.
Polymer resin: senge phenolic resin, epoxy resin, kuwedzera simba remuchina uye kuzadza chisipo.
Conductive filler: kabhoni dema, kabhoni faibha kana simbi zvimedu kuti uwedzere kusimudzira conductivity.
2. Composite process: kuburikidza nekugadzira, jekiseni kuumba kana kupisa kupisa kuumba, iyo graphite inosanganiswa ne resin / filler uye inobva yaporeswa.
Graphite Bipolar Plate Technical Parameters Tafura
|
Category |
Parameter |
Chinangwa Kukosha |
Unit |
|
Basic Properties |
Density |
Yakakura kupfuura kana yakaenzana ne1.90 |
g/cm³ |
|
Graphite Purity |
Yakakura kupfuura kana kuenzana ne95 |
wt% |
|
|
Porosity |
Zvishoma pane kana kuenzana ne0.5 |
% |
|
|
Kuita Kwemagetsi |
Volume Conductivity |
Yakakura kupfuura kana kuenzana ne125 |
S/cm |
|
Bata Resistance |
Zvishoma pane kana kuenzana na5 |
mΩ·cm² |
|
|
Mechanical Properties |
Flexural Strength |
Yakakura kupfuura kana kuenzana ne60 |
MPa |
|
Compressive Strength |
Yakakura kudarika kana kuenzana nezana |
MPa |
|
|
Shore Hardness |
60-80 |
Shore |
|
|
Kugara kwenguva refu |
Corrosion Current Density |
<1 |
μA/cm² |
|
Operating Temperature |
-30~180 |
degree |
|
|
Accelerated Lifetime |
>30,000 |
maawa |
|
|
Process Constraints |
Minimum Kukora |
0.3 |
mm |
|
Max. Resin Content |
Zvishoma pane kana kuenzana ne15 |
wt% |
|
|
Kukasharara Kwepamusoro |
Ra isingasviki kana kuenzana ne1.6 |
μm |
Ichi chigadzirwa chinotsigira personalized customization.
Basa
Composite graphite bipolar plates inopa zvakanakira senge mutengo wakaderera, yakanakisa corrosion resistance, uye nyore kuumbwa. Zvichienzaniswa nesimbi bipolar plates, ivo vanodzivirira zvinobudirira nyaya dzekuora dzinowanikwa munzvimbo dzemafuta. Kana zvichienzaniswa negraphite bipolar plates, dzinoratidza gasi repamusoro-kusimba uye kubhenda simba. Uyezve, zvinhu zvinoumbwa izvi zvinogona kuvandudzwa kuburikidza nekugadzirisa chaiko mukuumbwa kweresin, conductive filler ratios, uye kushandiswa kwemagraphite modification process kana resin additives, zvichiita kuti zvakanaka{4}}tuned performance enhancements.
Zvakanakira zvikuru
- Mutengo wekubatsira: mutengo wezvinhu uri 30% -50% yakaderera pane yakachena graphite ndiro, uye inokodzera jekiseni kuumba uye mamwe maitiro ekugadzira batch.
- Dhizaini inochinjika: inogona kugadziridzwa kuita yakanyanyisa-inoyerera chiteshi kuti ikwidze vhoriyamu yemagetsi emafuta emafuta.
- Durability: Life>Maawa 5000 pasi pemafuta cell mamiriro, corrosion ikozvino density<1 μA/cm².
Tarisiro yekushandisa
Nekuenderera mberi kuri kuita tekinoroji yesimba rehydrogen uye kushandiswa kwakapararira kweproton kuchinjanisa membrane mafuta maseru, kudiwa kwemusika kwecomposite graphite bipolar plates-chikamu chakakosha mumaseru emafuta{1}}kunotarisirwa kukura zvishoma nezvishoma. Zvichakadaro, sezvo maitiro ekugadzira ari kukwenenzverwa uye ekuvandudza mafirita anogadzirwa, izvi zvinosanganiswa zvinhu zvinoona kukwidziridzwa kuita, zvichipa rutsigiro rwakasimba mukushambadzira kwemafuta ekushandisa.


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