A fuel cell system includes an evaporator 80 composed of a cross type heat exchanger 16 adapted to produce fuel containing steam and methanol vapor that are evaporated with heating gas 18 exhausted from a combustor 20. The evaporator 80 has first and second heat exchanger sections 88 and 89 having r
A fuel cell system includes an evaporator 80 composed of a cross type heat exchanger 16 adapted to produce fuel containing steam and methanol vapor that are evaporated with heating gas 18 exhausted from a combustor 20. The evaporator 80 has first and second heat exchanger sections 88 and 89 having respective evaporating heat transfer surfaces, and first and second liquid sump sections 82a and 84a formed in the vicinities of the respective heat transfer surfaces and having variable volumes, respectively. The evaporator 80 includes first and second volume control devices 90 and 92 that control the volumes of the liquid sump sections 82a and 84a such that fuel vapor is produced at a demanded amount to meet load variations of a vehicle.
대표청구항▼
A fuel cell system includes an evaporator 80 composed of a cross type heat exchanger 16 adapted to produce fuel containing steam and methanol vapor that are evaporated with heating gas 18 exhausted from a combustor 20. The evaporator 80 has first and second heat exchanger sections 88 and 89 having r
A fuel cell system includes an evaporator 80 composed of a cross type heat exchanger 16 adapted to produce fuel containing steam and methanol vapor that are evaporated with heating gas 18 exhausted from a combustor 20. The evaporator 80 has first and second heat exchanger sections 88 and 89 having respective evaporating heat transfer surfaces, and first and second liquid sump sections 82a and 84a formed in the vicinities of the respective heat transfer surfaces and having variable volumes, respectively. The evaporator 80 includes first and second volume control devices 90 and 92 that control the volumes of the liquid sump sections 82a and 84a such that fuel vapor is produced at a demanded amount to meet load variations of a vehicle. g at least one type of element (A) selected from the group consisting of: magnesium, scandium, vanadium, chromium, manganese, yttrium, niobium, molybdenum, ruthenium, tungsten, and rhenium, and (2) a metal oxide semiconductor (B); wherein the content ratio (A/B) of the number of metal atoms of said element (A) to the number of atoms of metal that comprises said metal oxide semiconductor (B) is 0.20 to 2. 7. An anti-fogging, anti-soiling article comprising a thin film formed on a substrate surface, the thin film consisting of: (1) a compound, containing at least one element (A) selected from the group consisting of: magnesium, scandium, vanadium, chromium, manganese, yttrium, niobium, molybdenum, ruthenium, tungsten, and rhenium; and, (2) a metal oxide semiconductor (B), wherein the content ratio (A/B) of the number of metal atoms of said element (A) to the number of atoms of metal that comprise said metal oxide semiconductor (B) is 0.20 to 2; and, (3) 10 to 80 weight % of silicon oxide. 8. The anti-fogging, anti-soiling article as set forth in claim 6 or 7, wherein said oxide semiconductor is titanium oxide microparticles. 9. The anti-fogging, anti-soiling article as set forth in claim 8, wherein said titanium oxide microparticles have an average particle diameter of 2 to 120 nm. 10. The anti-fogging, anti-soiling article as set forth in claim 6, wherein said at least one type of element is selected from the group consisting of: vanadium, niobium, and molybdenum. 11. The anti-fogging, anti-soiling article as set forth in claim 6, wherein said thin film has a thickness of 2 to 500 nm. 12. The anti-fogging, anti-soiling article as set forth in claim 6, wherein said substrate is glass. 13. The anti-fogging, anti-soiling article as set forth in claim 12, wherein said substrate is glass with an alkali-blocking film. 14. The anti-fogging, anti-soiling article as set forth in claim 13, wherein said alkali-blocking film is comprised of at least one type of metal oxide selected from the group consisting of: silicon oxide, aluminum oxide, titanium oxide, zirconium oxide, and cerium oxide. 15. The anti-fogging, anti-soiling article as set forth in claim 13 or 14, wherein said alkali-blocking film is a film having silicon oxide as the main component thereof. 16. The anti-fogging, anti-soiling article as set forth in claim 13, wherein said alkali-blocking film has a thickness of 5 to 300 nm. 17. The anti-fogging, anti-soiling article as set forth in claim 6, wherein an overcoat layer, comprised of at least one type of metal oxide selected from the group consisting of: silicon oxide, aluminum oxide, titanium oxide, zirconium oxide; and cerium oxide, is formed on top of said thin film. 18. The anti-fogging, anti-soiling article as set forth in claim 17, wherein said overcoat layer has silicon oxide as the main component. 19. The anti-fogging, anti-soiling article as set forth in claim 17 or 18, wherein said overcoat layer has an average thickness of 0.1 to 50 nm. 20. The anti-fogging, anti-soiling article as set forth in claim 17, wherein said overcoat layer is a porous body with a porosity of 1 to 50%. 21. The anti-fogging, anti-soiling article as set forth in claim 17, wherein said overcoat layer contains silica microparticles at a content of 5 to 80 weight %. 22. The anti-fogging, anti-soiling article as set forth in claim 21, wherein at least part of said silica microparticles are chain-like silica microparticles. 23. The anti-fogging, anti-soiling article as set forth in claim 22, wherein said chain-like silica microparticles have a diameter of 10 to 20 nm and a length of 40 to 300 nm. 24. The anti-fogging, anti-soiling article as set forth in claim 6, wherein an organic substance adhesion prevention layer is formed on top of said thin film or on top of said overcoat layer. 25. The anti-fogging, anti-soiling article as set forth in claim 24, wherein said organic substance adhesion prevention layer is comprised of a silicon o
연구과제 타임라인
LOADING...
LOADING...
LOADING...
LOADING...
LOADING...
이 특허에 인용된 특허 (5)
Elias Elias R., Apparatus for pumping a fluid in a fuel cell system.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.