CN201390146Y - Diesel oil/natural gas mixed combustion environment-friendly passenger car - Google Patents
Diesel oil/natural gas mixed combustion environment-friendly passenger car Download PDFInfo
- Publication number
- CN201390146Y CN201390146Y CN200920126741U CN200920126741U CN201390146Y CN 201390146 Y CN201390146 Y CN 201390146Y CN 200920126741 U CN200920126741 U CN 200920126741U CN 200920126741 U CN200920126741 U CN 200920126741U CN 201390146 Y CN201390146 Y CN 201390146Y
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- China
- Prior art keywords
- gas
- passenger car
- natural gas
- diesel oil
- ecu
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
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- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
Abstract
The utility model discloses a diesel oil/natural gas mixed combustion environment-friendly passenger car, which comprises a generator and an ECU, wherein the first output end of the ECU is connected on a diesel oil supply executing mechanism. The diesel oil/natural gas mixed combustion environment-friendly passenger car is characterized in that the second output end group of the ECU is connected on a natural gas supply executing mechanism, the outlet of the gas supply executing mechanism is communicated with the gas-inlet gas circuit of a mixer, the air input of the mixer is communicated with outside, and the output of the mixer is communicated with a gas inlet main pipe of the generator. The diesel oil/natural gas mixed combustion environment-friendly passenger car adopt diesel oil as ignition material under double-fuel states, natural gas is ignited to work for supplying power for the passenger car, diesel oil is only used as an energy source under a single-fuel state, thereby prolonging the driving range of the passenger car and satisfying the requirements of the passenger car on using clean fuel natural gas under various conditions. The diesel oil/natural gas mixed combustion environment-friendly passenger car simultaneously satisfies the discharge requirement on nation III and above nation III, and reduces environment pollution.
Description
Technical field:
The utility model relates to a kind of passenger vehicle, specifically, relates to a kind of diesel/natural gas mixed firing environmental protecting passenger car.
Technical background:
Along with the state III and the enforcement successively of discharging more than the state III, each transport enterprise is urgent to the demanded fuel that uses more economical more environmental protection.The decline of global oil reserves on the other hand, the price of fuel oil is constantly going up, and these factors make people at the novel energy of the substitute of seeking fuel oil as automobile.With natural gas (CNG) and blue gas combustion gas such as (LNG) is the welcome that the self-propelled vehicle of clean fuel is subjected to the user more and more; yet; because the intrinsic defective of natural gas; low as fuel energy density, continual mileage is few, aerating is frequent; and build a station to layout and be subjected to the restriction of gas distributing system, seriously restricted its large-scale development.
The shortcoming of prior art is: which kind of dual-fuel vehicle no matter all is to use a kind of fuel in a period of time, can't use two kinds of fuel simultaneously, realizes the mutual supplement with each other's advantages of two kinds of fuel.
The utility model content:
The purpose of this utility model provides a kind of diesel/natural gas mixed firing environmental protecting passenger car of researching and developing on state III and above IEGR of state III and EGR diesel oil passenger vehicle basis, satisfy the requirement of the above discharging of state III and state III, diesel oil is ignition substance at dual fuel mode, main energy sources is the clean fuel natural fuels, has reduced environmental pollution
Can use two kinds of fuel of diesel oil and natural fuels simultaneously, realize the mutual supplement with each other's advantages of two kinds of fuel.Can under the hybrid fuel state, adopt diesel oil as ignition substance, the natural fuels work done of igniting provides power for passenger vehicle, also can use diesel oil as the energy, prolong the continual mileage of passenger vehicle, satisfy passenger vehicle uses the clean fuel natural fuels under multiple condition needs following of single fuel state.
For achieving the above object, the technical solution of the utility model is: design a kind of diesel/natural gas mixed firing environmental protecting passenger car, comprise driving engine, on this driving engine tachogen is installed, cooling-water temperature sensor, exhaust gas oxygensensor and throttle position switch, described tachogen, cooling-water temperature sensor, the signal output part of exhaust gas oxygensensor and throttle position switch all is connected on the ECU, first mouth of this ECU is connected on the diesel oil supply actuating unit, the oil circuit mouth of this diesel oil supply actuating unit is connected on the described driving engine, its key is: the second mouth group of described ECU is connected on the gas supply actuating unit, the outlet of this gas supply actuating unit communicates with the fuel gas inlet gas circuit of mixer, the air-in of this mixer communicates with atmosphere, and the delivery port of this mixer communicates with described engine intake manifold.
Described ECU also is connected with change-over swith.
Two kinds of mode of operations of change-over swith switching engine: can under the hybrid fuel state, adopt diesel oil as ignition substance, the natural fuels work done of igniting provides power for passenger vehicle, also can use diesel oil as the energy following of single fuel state, prolong the continual mileage of passenger vehicle, satisfy passenger vehicle uses the clean fuel natural fuels under multiple condition needs.
Exhaust temperature sensor also is installed on the described driving engine, and the signal output part of this exhaust temperature sensor all is connected on the described ECU.
The air themperature that the exhaust temperature sensor detection of engine is got rid of is used to regulate the mode of operation of driving engine.
The air-in place of described mixer is equipped with air inlet pressure sensor, and the signal output part of this air inlet pressure sensor is connected on the described ECU.
The air inlet pressure sensor detection of engine detects gaseous-pressure, is used to regulate the gas supply amount.
Described gas supply actuating unit is provided with the gas rail, this gas rail is provided with first gas circuit and second gas circuit, wherein first gas circuit is provided with import and communicates with fuel gas source, second gas circuit is provided with outlet and communicates with described mixer, be provided with at least one gas nozzle between described first gas circuit and second gas circuit, each gas nozzle place all is equipped with nozzle plug, and described nozzle plug is connected on the electromagnetic valve, and the input end of this electromagnetic valve connects on the second mouth group of described ECU.
Effect of the present utility model: a kind of diesel/natural gas mixed firing environmental protecting passenger car is provided, can have used two kinds of fuel of diesel oil and natural fuels simultaneously, realized the mutual supplement with each other's advantages of two kinds of fuel.Under the hybrid fuel state, adopt diesel oil as ignition substance, the natural fuels work done of igniting provides power for passenger vehicle, following of single fuel state with diesel oil as the energy, prolonged the continual mileage of passenger vehicle, satisfied passenger vehicle uses the clean fuel natural fuels under multiple condition needs.Simultaneously, satisfied the requirement of the above discharging of state III and state III, diesel oil is ignition substance at dual fuel mode, and main energy sources is the clean fuel natural fuels, has reduced environmental pollution.
Description of drawings
Fig. 1 is annexation figure of the present utility model;
Fig. 2 is the structural representation of gas supply actuating unit;
Fig. 3 is the structural representation of mixer;
Fig. 4 is the scheme of installation of mixer.
The specific embodiment:
Below in conjunction with accompanying drawing the utility model is further described.
As Fig. 1,3, shown in 4: a kind of diesel/natural gas mixed firing environmental protecting passenger car, comprise driving engine 1, tachogen 2 is installed on this driving engine, cooling-water temperature sensor 3, exhaust gas oxygensensor 4, throttle position switch 5 and exhaust temperature sensor 6, described tachogen 2, cooling-water temperature sensor 3, exhaust gas oxygensensor 4, the signal output part of throttle position switch 5 and exhaust temperature sensor 6 all is connected on the ECU10, first mouth of this ECU10 is connected on the diesel oil supply actuating unit 11, the oil circuit mouth of this diesel oil supply actuating unit 11 is connected on the described driving engine 1, the second mouth group of described ECU10 is connected on the gas supply actuating unit 12, the outlet of this gas supply actuating unit 12 communicates with the fuel gas inlet gas circuit of mixer 13, the air-in of this mixer 13 communicates with atmosphere, and the delivery port of this mixer 13 communicates with described driving engine 1 inlet manifold.
Driving engine 1 is the diesel motor of exhaust gas recycle EGR or built-in exhaust gas recycle IEGR technology.
The air-in place of described mixer 13 is equipped with air inlet pressure sensor 7, and the signal output part of this air inlet pressure sensor 7 is connected on the described ECU10.
Described ECU10 also is connected with change-over swith 16.
As shown in Figure 2: described gas supply actuating unit 12 is provided with gas rail 17, this gas rail 17 is provided with the first gas circuit a and the second gas circuit b, wherein the first gas circuit a is provided with import and communicates with fuel gas source, the second gas circuit b is provided with outlet and communicates with described mixer 13, be provided with at least one gas nozzle between the described first gas circuit a and the second gas circuit b, each gas nozzle place all is equipped with nozzle plug 14, described nozzle plug 14 is connected on the electromagnetic valve 15, and the input end of this electromagnetic valve 15 connects on the second mouth group of described ECU10.
Be provided with n gas nozzle between the described first gas circuit a and the second gas circuit b, n is a positive integer.
Claims (6)
1, a kind of diesel/natural gas mixed firing environmental protecting passenger car, comprise driving engine (1), tachogen (2) is installed on this driving engine, cooling-water temperature sensor (3), exhaust gas oxygensensor (4) and throttle position switch (5), described tachogen (2), cooling-water temperature sensor (3), the signal output part of exhaust gas oxygensensor (4) and throttle position switch (5) all is connected on the ECU (10), first mouth of this ECU (10) is connected on the diesel oil supply actuating unit (11), the oil circuit mouth of this diesel oil supply actuating unit (11) is connected on the described driving engine (1), it is characterized in that: the second mouth group of described ECU (10) is connected on the gas supply actuating unit (12), the outlet of this gas supply actuating unit (12) communicates with the fuel gas inlet gas circuit of mixer (13), the air-in of this mixer (13) communicates with atmosphere, and the delivery port of this mixer (13) communicates with described driving engine (1) inlet manifold.
2, diesel/natural gas mixed firing environmental protecting passenger car according to claim 1 is characterized in that: exhaust temperature sensor (6) also is installed on the described driving engine (1), and the signal output part of this exhaust temperature sensor (6) all is connected on the described ECU (10).
3, diesel/natural gas mixed firing environmental protecting passenger car according to claim 1, it is characterized in that: the air-in place of described mixer (13) is equipped with air inlet pressure sensor (7), and the signal output part of this air inlet pressure sensor (7) is connected on the described ECU (10).
4, diesel/natural gas mixed firing environmental protecting passenger car according to claim 1, it is characterized in that: described gas supply actuating unit (12) is provided with gas rail (17), this gas rail (17) is provided with first gas circuit (a) and second gas circuit (b), wherein first gas circuit (a) is provided with import and communicates with fuel gas source, second gas circuit (b) is provided with outlet and communicates with described mixer (13), be provided with at least one gas nozzle between described first gas circuit (a) and second gas circuit (b), each gas nozzle place all is equipped with nozzle plug (14), described nozzle plug (14) is connected on the electromagnetic valve (15), and the input end of this electromagnetic valve (15) connects on the second mouth group of described ECU (10).
5, diesel/natural gas mixed firing environmental protecting passenger car according to claim 4 is characterized in that: be provided with n gas nozzle between described first gas circuit (a) and second gas circuit (b).
6, diesel/natural gas mixed firing environmental protecting passenger car according to claim 1, it is characterized in that: described ECU (10) also is connected with change-over swith (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920126741U CN201390146Y (en) | 2009-03-24 | 2009-03-24 | Diesel oil/natural gas mixed combustion environment-friendly passenger car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920126741U CN201390146Y (en) | 2009-03-24 | 2009-03-24 | Diesel oil/natural gas mixed combustion environment-friendly passenger car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201390146Y true CN201390146Y (en) | 2010-01-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920126741U Expired - Lifetime CN201390146Y (en) | 2009-03-24 | 2009-03-24 | Diesel oil/natural gas mixed combustion environment-friendly passenger car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201390146Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102635437A (en) * | 2011-02-10 | 2012-08-15 | 曼柴油机和涡轮机欧洲股份公司 | A two-stroke internal combustion engine and a method for making the engine work |
-
2009
- 2009-03-24 CN CN200920126741U patent/CN201390146Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102635437A (en) * | 2011-02-10 | 2012-08-15 | 曼柴油机和涡轮机欧洲股份公司 | A two-stroke internal combustion engine and a method for making the engine work |
| CN102635437B (en) * | 2011-02-10 | 2016-01-20 | 曼柴油机和涡轮机欧洲股份公司 | Two-stroke internal-combustion engine and for making the method for its work |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100127 |
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| CX01 | Expiry of patent term |