JPH0422026Y2 - - Google Patents

Info

Publication number

JPH0422026Y2

JPH0422026Y2 JP1985135034U JP13503485U JPH0422026Y2 JP H0422026 Y2 JPH0422026 Y2 JP H0422026Y2 JP 1985135034 U JP1985135034 U JP 1985135034U JP 13503485 U JP13503485 U JP 13503485U JP H0422026 Y2 JPH0422026 Y2 JP H0422026Y2

Authority

JP

Japan

Prior art keywords

secondary air

passage

internal combustion

control valve

combustion engine

Prior art date

1985-09-05

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Expired

Links

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• 239000003054 catalyst Substances 0.000 claims description 57
• 238000002485 combustion reaction Methods 0.000 claims description 46
• 238000007254 oxidation reaction Methods 0.000 claims description 22
• 230000003647 oxidation Effects 0.000 claims description 21
• 238000011144 upstream manufacturing Methods 0.000 claims description 12
• 239000000446 fuel Substances 0.000 description 12
• 239000007789 gas Substances 0.000 description 9
• MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 8
• 238000002347 injection Methods 0.000 description 7
• 239000007924 injection Substances 0.000 description 7
• 230000010349 pulsation Effects 0.000 description 6
• UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 5
• 229910002091 carbon monoxide Inorganic materials 0.000 description 5
• 229930195733 hydrocarbon Natural products 0.000 description 5
• 150000002430 hydrocarbons Chemical class 0.000 description 5
• 235000014676 Phragmites communis Nutrition 0.000 description 4
• 238000010586 diagram Methods 0.000 description 4
• QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
• 238000001514 detection method Methods 0.000 description 3
• 230000000694 effects Effects 0.000 description 3
• 239000001301 oxygen Substances 0.000 description 3
• 229910052760 oxygen Inorganic materials 0.000 description 3
• 238000000746 purification Methods 0.000 description 3
• 238000010792 warming Methods 0.000 description 3
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
• 230000002238 attenuated effect Effects 0.000 description 2
• 230000003197 catalytic effect Effects 0.000 description 2
• 238000006243 chemical reaction Methods 0.000 description 2
• RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
• 238000013459 approach Methods 0.000 description 1
• 238000007796 conventional method Methods 0.000 description 1
• 239000000498 cooling water Substances 0.000 description 1
• 230000001934 delay Effects 0.000 description 1
• 230000003111 delayed effect Effects 0.000 description 1
• 238000006073 displacement reaction Methods 0.000 description 1
• 238000005516 engineering process Methods 0.000 description 1
• 239000003063 flame retardant Substances 0.000 description 1
• 238000000034 method Methods 0.000 description 1
• 238000005086 pumping Methods 0.000 description 1
• 230000001603 reducing effect Effects 0.000 description 1
• 230000007704 transition Effects 0.000 description 1