KR19980053425U - Oxygen Sensor Heating Device for Compressed Gas Line - Google Patents
Oxygen Sensor Heating Device for Compressed Gas Line Download PDFInfo
- Publication number
- KR19980053425U KR19980053425U KR2019960066612U KR19960066612U KR19980053425U KR 19980053425 U KR19980053425 U KR 19980053425U KR 2019960066612 U KR2019960066612 U KR 2019960066612U KR 19960066612 U KR19960066612 U KR 19960066612U KR 19980053425 U KR19980053425 U KR 19980053425U
- Authority
- KR
- South Korea
- Prior art keywords
- oxygen sensor
- piezoelectric element
- supply line
- gas supply
- gas
- Prior art date
Links
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 239000001301 oxygen Substances 0.000 title claims abstract description 24
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 24
- 238000010438 heat treatment Methods 0.000 title claims abstract description 15
- 239000007789 gas Substances 0.000 claims abstract description 20
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000003345 natural gas Substances 0.000 claims abstract description 5
- 239000002826 coolant Substances 0.000 claims description 3
- 239000000446 fuel Substances 0.000 abstract description 9
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 abstract 1
- 239000000498 cooling water Substances 0.000 abstract 1
- 229910001882 dioxygen Inorganic materials 0.000 abstract 1
- 238000001816 cooling Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/08—Other arrangements or adaptations of exhaust conduits
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/01—Control of temperature without auxiliary power
- G05D23/02—Control of temperature without auxiliary power with sensing element expanding and contracting in response to changes of temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2400/00—Special features of vehicle units
- B60Y2400/20—Energy converters
- B60Y2400/209—Piezoelectric elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
- F01N2240/16—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being an electric heater, i.e. a resistance heater
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2430/00—Influencing exhaust purification, e.g. starting of catalytic reaction, filter regeneration, or the like, by controlling engine operating characteristics
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
- F01N2560/02—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor
- F01N2560/025—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor for measuring or detecting O2, e.g. lambda sensors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
- F01N2900/04—Methods of control or diagnosing
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
본 고안은 압축천연개스를 사용하는 자동차의 개스 공급라인에 설치되는 배기개스 저감 및 공연비 제어장치의 하나인 산소센서를 별도의 전원없이 자체 공급라인측 압력으로 히팅 시켜 주기 위하여 압축천연 개스공급라인에 압전소자를 설치하고, 상기 압전소자측 기전력으로 발열하는 히터코어를 산소센서측에 설치하며, 상기 히터코어측에 제공되는 압전소자측 기전력을 냉각수 온도에 따라 제어하기 위해 서모스탯에 의해 작동하는 개폐 스위치를 개스공급라인에 설치한 압축개스라인의 산소센서 히팅장치임.The present invention is designed to supply oxygen gas, one of the exhaust gas reduction and air-fuel ratio control devices, installed in the gas supply line of a car using compressed natural gas, to the compressed natural gas supply line without heating. A piezoelectric element is installed, and a heater core that generates heat by the electromotive force of the piezoelectric element side is installed on the oxygen sensor side, and is operated by a thermostat to control the piezoelectric element side electromotive force provided on the heater core side according to the cooling water temperature. Oxygen sensor heating device for compressed gas line with switch installed in gas supply line.
Description
본 고안은 압축천연개스를 사용하는 자동차의 개스 공급라인에 설치되는 공연비 제어장치의 하나인 산소센서를 별도의 전원없이 자체 공급라인측 압력으로 히팅 시켜 주는 것이다.The present invention is to heat the oxygen sensor, one of the air-fuel ratio control device installed in the gas supply line of the vehicle using the compressed natural gas to the pressure of the supply line side without a separate power supply.
도 1과 같이 엔진측 배기 매니폴드(1)에 장착되는 산소센서(2)는 차의 배기개스 및 공연비를 제어한다.As shown in FIG. 1, the oxygen sensor 2 mounted on the engine side exhaust manifold 1 controls the exhaust gas and the air-fuel ratio of the vehicle.
상기 산소센서(2)의 작동은 엔진 구동후 대략 350도 정도에서 작동하여 엔진 냉각 구간에서는 정상작동이 되지않고 이 온도에 이를 때 연료공급라인(3)을 제어한다.The operation of the oxygen sensor 2 is operated at about 350 degrees after the engine is driven to control the fuel supply line 3 when this temperature is reached without normal operation in the engine cooling section.
이러한 공연비 제어장치중 산소센서(2)를 강제 가열 방법으로 약 350℃ 온도에 이를때까지 히팅 시켜 주는 것으로 부터 엔진 시동후 냉각 구간에서의 배기개스 제어 및 공연비 제어가 가능한 것으로 알려져 있다.Among the air-fuel ratio control apparatus, the oxygen sensor 2 is heated by a forced heating method until it reaches about 350 ° C. It is known that the exhaust gas control and the air-fuel ratio control in the cooling section after starting the engine are possible.
상기 산소센서(2) 히팅을 위한 종래의 히팅장치는 배기매니폴드(1)에 장착된 산소센서(2)의 외부측에 열선코일(4)을 감고, 이 열선코일(4)측에 축전지(5)측 전원을 제공하여 산소센서(2)를 가열하는 장치이다.The conventional heating device for heating the oxygen sensor (2) is wound around the heating coil (4) on the outer side of the oxygen sensor (2) mounted on the exhaust manifold (1), and the storage battery (on the heating coil (4) side) 5) A device for heating the oxygen sensor (2) by providing a power source.
그러나 이와같은 산소센서 히팅장치는 별도의 전원을 사용하고 이에따라 축전지등의 소요 부품이 증가되는 등의 단점이 있다.However, such an oxygen sensor heating device has a disadvantage of using a separate power source and accordingly an increase in required parts such as a battery.
본 고안은 압축 개스 공급라인에서 산소센서를 별도의 전원 없이 히팅시켜 엔진 배기개스 및 공연비를 제어하는 것이다.The present invention is to control the engine exhaust gas and air-fuel ratio by heating the oxygen sensor in the compressed gas supply line without a separate power supply.
도 1은 배기매니폴드측 산소센서 히팅장치 배선도.1 is a wiring diagram of the oxygen manifold side oxygen sensor heating device.
도 2는 본 고안에 따른 산소센서 히팅장치 배선도.Figure 2 is a wiring diagram of the oxygen sensor heating apparatus according to the present invention.
*** 도면의 주요 부분에 대한 부호의 설명 ****** Explanation of symbols for the main parts of the drawing ***
1:배기매니폴드6:개스공급라인1: Exhaust manifold 6: Gas supply line
7:압전소자8:히터코어7: Piezoelectric element 8: Heater core
9:산소센서10:서모스탯9: Oxygen sensor 10: Thermostat
11:개폐스위치11: open / close switch
압축 천연개스 공급라인에서 본 고안은 도 2와 같이 개스공급라인(6)에 압전소자(7)를 설치하고, 상기 압전소자(7)측 기전력으로 발열하는 히터코어(8)를 산소센서(9)측에 설치하며, 상기 히터코어(8)측에 제공되는 압전소자(7)측 기전력을 냉각수 온도에 따라 제어하기 위해 서모스탯(10)에 의해 작동하는 개폐 스위치(11)를 개스공급라인(6)에 설치한 것을 특징으로 한다.In the compressed natural gas supply line, the present invention installs a piezoelectric element 7 on the gas supply line 6 as shown in FIG. 2, and provides a heater core 8 that generates heat by electromotive force on the piezoelectric element 7 side. And an on / off switch (11) operated by the thermostat (10) to control the electromotive force of the piezoelectric element (7) side provided on the heater core (8) side according to the coolant temperature. And 6).
본 고안은 도 2와 같이 개스공급라인(6)에 설치된 압전소자(7)에 의해 산소센서(9)를 히팅 시키도록 구성된다.The present invention is configured to heat the oxygen sensor 9 by the piezoelectric element 7 installed in the gas supply line 6 as shown in FIG.
상기 개스공급라인(6)에 설치되는 압전소자(7)는 일정압력 이상에서 기전력을 발생시켜 산소센서(9)측에 감겨진 히터코어(8)를 발열시켜 이 열로 산소센서(9)를 가열 시킨다.The piezoelectric element 7 installed in the gas supply line 6 generates electromotive force at a predetermined pressure or more to heat the heater core 8 wound around the oxygen sensor 9 side, thereby heating the oxygen sensor 9 by this heat. Let's do it.
산소센서(9)측에 제공되는 기전력은 엔진측 배기 매니폴드(1) 냉각수 온도가 대략 80~90℃에 이를 때 서모스탯(10)이 작동하여 개스공급라인(6)에 설치된 개폐스위치(11)를 OFF 시켜 압전소자(7)측 전원을 차단한다.The electromotive force provided on the oxygen sensor 9 side is the on / off switch 11 installed in the gas supply line 6 by operating the thermostat 10 when the engine side exhaust manifold 1 coolant temperature reaches approximately 80 to 90 ° C. ) To turn off the piezoelectric element 7 power.
따라서 개스공급라인(6)에 압전소자(7)를 설치하여 배기 매니폴드(1)측에 설치되는 산소센서(9)를 히팅 시켜줌으로서 별도의 전원없이 엔진 시동후 냉각 구간에서 배기개스 저감 및 공연비 제어가 가능하다.Therefore, the piezoelectric element 7 is installed in the gas supply line 6 to heat the oxygen sensor 9 installed on the exhaust manifold 1 side, thereby reducing the exhaust gas and the air-fuel ratio in the cooling section after starting the engine without a separate power source. Control is possible.
본 고안은 개스공급라인에 압전소자를 설치하여 배기 매니폴드측에 설치되는 산소센서를 별도의 전원없이 히팅 시켜줌으로서 엔진 시동후 냉각 구간에서 배기개스 저감 및 공연비 제어가 가능하고, 히터코어 가열을 위한 부품수를 절감할 수 있는 효과가 있다.The present invention installs a piezoelectric element in the gas supply line and heats the oxygen sensor installed on the exhaust manifold side without a separate power supply to reduce exhaust gas and control the air-fuel ratio in the cooling section after starting the engine. It is effective to reduce the number of parts.
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2019960066612U KR19980053425U (en) | 1996-12-31 | 1996-12-31 | Oxygen Sensor Heating Device for Compressed Gas Line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2019960066612U KR19980053425U (en) | 1996-12-31 | 1996-12-31 | Oxygen Sensor Heating Device for Compressed Gas Line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR19980053425U true KR19980053425U (en) | 1998-10-07 |
Family
ID=54004396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR2019960066612U KR19980053425U (en) | 1996-12-31 | 1996-12-31 | Oxygen Sensor Heating Device for Compressed Gas Line |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR19980053425U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101308762B1 (en) * | 2011-10-31 | 2013-09-17 | 주식회사 현대케피코 | Oxygen sensor for internal combustion engine |
-
1996
- 1996-12-31 KR KR2019960066612U patent/KR19980053425U/en not_active Application Discontinuation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101308762B1 (en) * | 2011-10-31 | 2013-09-17 | 주식회사 현대케피코 | Oxygen sensor for internal combustion engine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR0165839B1 (en) | Exhaust emission control | |
| KR930006297A (en) | Apparatus and method for exhaust gas purification of hybrid cars | |
| KR950704599A (en) | PROCESS FOR CONTROLLING THE HEATING OF AN ELECTRICAL HEATABLE CATALYTIC CONVERTER | |
| ES2243470T3 (en) | HEATING INSTALLATION. | |
| KR19980053425U (en) | Oxygen Sensor Heating Device for Compressed Gas Line | |
| PT1233171E (en) | DEVICE FOR THE THERMAL TREATMENT OF FUELS FOR VISCOUS ENGINES INTENDED FOR INTERNAL COMBUSTION ENGINES | |
| KR20020046504A (en) | Sub heating system using exhaust gases for an engine | |
| KR0181540B1 (en) | Heating apparatus for engine cooling water of compressed natural gas vehicles | |
| KR100206249B1 (en) | Initiated warming system for metal-hydride tank of a hydrogen engine vehicle | |
| KR0117733Y1 (en) | Battery preheater for diesel engine vehicle | |
| JP2006250090A (en) | Laser ignitor provided with warm-up device | |
| KR100188646B1 (en) | Activation increase apparatus of catalyst converter in a car | |
| KR19990028342U (en) | Coolant heating structure of engine | |
| KR100223534B1 (en) | Apparatus of preheat and cooling for water cooling engine | |
| SU750115A1 (en) | Power plant | |
| KR19980017728U (en) | Automobile exhaust gas heater | |
| KR19980055037A (en) | Preheating device of fuel during cold start of diesel engine | |
| JPS5851260A (en) | Auxiliary starting apparatus | |
| KR19980034907A (en) | Warm air supply just after starting | |
| JPH0540279Y2 (en) | ||
| ES8307339A1 (en) | Auxiliary device for starting of internal combustion engine | |
| KR19980044490A (en) | Automobile Diesel Engine White Smoke Reducer | |
| KR19980053534U (en) | Early heating for cars | |
| KR19980044630A (en) | Automotive Engine Cylinder Heating System | |
| KR970000655A (en) | Heater cut-off device when engine warms up car |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| WITN | Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid |