CN204312212U - For the emission control systems of non-rice habitats state three diesel engine - Google Patents
For the emission control systems of non-rice habitats state three diesel engine Download PDFInfo
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- CN204312212U CN204312212U CN201420714603.3U CN201420714603U CN204312212U CN 204312212 U CN204312212 U CN 204312212U CN 201420714603 U CN201420714603 U CN 201420714603U CN 204312212 U CN204312212 U CN 204312212U
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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
- Y02T10/12—Improving ICE efficiencies
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- Output Control And Ontrol Of Special Type Engine (AREA)
Abstract
For the emission control systems of non-rice habitats state three diesel engine, comprising: PM signal integration pump, cooler for recycled exhaust gas, electric EGR valve, small controller, control signal line, open degree feedback signaling line, load signal line, temperature signal line, tach signal line, intercooler, gas compressor, turbo machine, intake manifold, cylinder head, gas exhaust manifold; Cylinder head connects intake manifold, gas exhaust manifold; Gas exhaust manifold is communicated with intake manifold by EGR cooler, electric EGR valve successively, electric EGR valve is connected with small controller by control signal line, feedback opening amount signal line, and small controller is connected with PM signal integration pump by load signal line, temperature signal line, tach signal line; Gas compressor is connected to intake manifold by intercooler, and turbo machine is communicated with intake manifold, and turbo machine is coaxial with gas compressor.PM signal integration pump is provided with camshaft, speed probe, fuel temperature sensor, accelerator open degree sensor.
Description
technical field:
The utility model belongs to field of internal combustion engine, relates to a kind of mechanism controlled for engine exhaust, particularly relates to a kind of emission control systems for non-rice habitats state three diesel engine
.
background technique:
At present, for internal combustion engine tail gas discharge standard-required increasingly stringent, in exhaust emissions of diesel engine, do a large amount of research work both at home and abroad, and proposed multiple solution.For diesel engine, due to its mechanism of combustion, in effulent, CO, HC content is lower, and its predominant emissions is NOx and PM.
The main target of Exhaust Control for Diesel Engine reduces NOx and PM, and a kind of effective approach adopts electric control fuel oil jet system exactly.But, for non-rice habitats diesel engine, this means that manufacture cost sharply increases.Meanwhile, domestic non-rice habitats diesel engine adopts mechanical type fuel injection system mostly.For turbocharged and intercooled diesel engine, adopt traditional mechanical inline pump to transform, add external refrigeration EGR, a kind of cost of can yet be regarded as is low, little, effectively to reduce NOx emission control measure are changed to motor itself.
model utility content:
Technical problem to be solved in the utility model is to provide the emission control systems that a kind of cost is low, little to motor change itself, can realize non-rice habitats diesel engine state three emission standard.By small controller, gather the signal such as rotating speed, load from PM signal integration pump, thus realize the accurate control to electric EGR valve, significantly reduce NOx emission, realize non-rice habitats diesel engine and reach state three emission standard.
The technical solution of the utility model is: for the emission control systems of non-rice habitats state three diesel engine, comprising: PM signal integration pump, cooler for recycled exhaust gas, electric EGR valve, small controller 4, control signal line 5, open degree feedback signaling line, load signal line, temperature signal line, tach signal line, intercooler, gas compressor 1, turbo machine, intake manifold, cylinder head, gas exhaust manifold; Cylinder head connects intake manifold, gas exhaust manifold; Gas exhaust manifold is communicated with intake manifold by cooler for recycled exhaust gas, electric EGR valve successively, electric EGR valve is connected with small controller by control signal line, feedback opening amount signal line, and small controller is connected with PM signal integration pump by load signal line, temperature signal line, tach signal line; Gas compressor is connected to intake manifold by intercooler, and turbo machine is communicated with gas exhaust manifold, and turbo machine is coaxial with gas compressor.
PM signal integration pump is provided with camshaft, speed probe, fuel temperature sensor, accelerator open degree sensor, camshaft arranges signal panel, signal panel are provided with hypodontia.
Following beneficial effect can be reached: the non-rice habitats state three Exhaust Control for Diesel Engine system that the utility model provides after the utility model adopts above technological scheme, only need improve existing PM pump, increase sensor, need a small controller simultaneously, the signal such as rotating speed, load is gathered from PM signal integration pump, just can realize, to the accurate control of electric EGR valve, significantly can reducing NOx emission; Arranging EGR cooler in systems in which, adopts water cooling mode, some particles can be suppressed to generate.Relatively high pressure common rail system, the utility model can significantly reduce costs, and promotes the updating and upgrading of a product of PM pump, meets non-rice habitats state three emission request, more meet domestic market demand.
accompanying drawing illustrates:
Fig. 1 is the fundamental diagram of the utility model for the emission control systems of non-rice habitats state three diesel engine;
Fig. 2 is the structural representation of the utility model for the emission control systems of non-rice habitats state three diesel engine;
Fig. 3 is the emission control systems PM signal integration pump plan view of the utility model for non-rice habitats state three diesel engine;
Fig. 4 is the emission control systems PM signal integration pump rear view of the utility model P for non-rice habitats state three diesel engine;
Fig. 5 is the emission control systems camshaft structure schematic diagram of the utility model for non-rice habitats state three diesel engine;
Fig. 6 the utility model is used for the emission control systems flow chart of non-rice habitats state three diesel engine.
embodiment:
Below in conjunction with drawings and Examples, the utility model is described in further detail.As shown in figures 1 to 6, for the emission control systems of non-rice habitats state three diesel engine, comprising: PM signal integration pump 1, cooler for recycled exhaust gas 2, electric EGR valve 3, small controller 4, control signal line 5, open degree feedback signaling line 6, load signal line 7, temperature signal line 8, tach signal line 9, intercooler 10, gas compressor 11, turbo machine 12, intake manifold 13, cylinder head 14, gas exhaust manifold 15.
Cylinder head 14 connects intake manifold 13, gas exhaust manifold 15; Gas exhaust manifold 15 is communicated with intake manifold 13 by cooler for recycled exhaust gas 2, electric EGR valve 3 successively, electric EGR valve 3 is connected with small controller 4 by control signal line 5, feedback opening amount signal line 6, and small controller 4 is connected with PM signal integration pump 1 by load signal line 7, temperature signal line 8, tach signal line 9;
Gas compressor 11 is connected to intake manifold 13 by intercooler 10, and turbo machine 12 is communicated with gas exhaust manifold 15, and turbo machine 12 is coaxial with gas compressor 11;
PM signal integration pump 1 is provided with camshaft 16, speed probe 19, fuel temperature sensor 17, accelerator open degree sensor 18, camshaft 16 is arranged signal panel 21, signal panel 21 are provided with hypodontia 20.
Camshaft 16, speed probe 19, fuel temperature sensor 17, accelerator open degree sensor 18 is furnished with at PM signal integration pump 1.By fuel temperature sensor 17, can fuel density be calculated, thus accurately control fuel injection quantity to reach optimal combustion state.Meanwhile, when fuel oil temperature is too high or too low, electric EGR valve can also be closed.By speed probe 19, crank position, calculation engine rotating speed can be determined, also can be used for accurately controlling injection timing and fuel injection quantity.
Gas exhaust manifold 15 is communicated with intake manifold 13 by EGR cooler 2, electric EGR valve 3 successively, electric EGR valve is connected with small controller 4 by control signal line 5, feedback opening amount signal line 6, and small controller 4 is connected with PM signal integration pump 1 by load signal line 7, temperature signal line 8, tach signal line 9.
Gas compressor 11 is connected to intake manifold 13 by intercooler 10, and turbo machine 12 is communicated with gas exhaust manifold 15, and turbo machine 12 is coaxial with gas compressor 11.
Novel camshaft 16 is arranged signal panel 21, and thickness is 5.5mm, signal panel 21 is arranged hypodontia 20, for speed probe provides tach signal.
Adopt SPC563 single-chip microcomputer as small controller 4, by load signal line 7 gather diesel engine load signal, to be gathered the temperature signal of diesel engine by temperature signal line 8, gathered the tach signal of diesel engine by tach signal line 9, export control signal by control signal line 5 to electric EGR valve simultaneously, and accurately control the aperture of electric EGR valve 3 by open degree feedback signaling line 6.
By whole control system, from gas exhaust manifold 15, the waste gas of partial combustion is introduced intake manifold 13 by electric EGR valve 3, enter firing chamber after mixing with fresh air and again participate in burning.Accurately controlled the aperture of electric EGR valve 3 by small controller 4, thus significantly reduce NOx emission, thus realize non-rice habitats diesel engine state three emission standard.
Claims (2)
1. for the emission control systems of non-rice habitats state three diesel engine, comprising: PM signal integration pump (1), cooler for recycled exhaust gas (2), electric EGR valve (3), small controller (4), control signal line (5), open degree feedback signaling line (6), load signal line (7), temperature signal line (8), tach signal line (9), intercooler (10), gas compressor (11), turbo machine (12), intake manifold (13), cylinder head (14), gas exhaust manifold (15); It is characterized in that: cylinder head (14) connects intake manifold (13), gas exhaust manifold (15); Gas exhaust manifold (15) is communicated with intake manifold (13) by cooler for recycled exhaust gas (2), electric EGR valve (3) successively, electric EGR valve (3) is connected with small controller (4) by control signal line (5), feedback opening amount signal line (6), and small controller (4) is connected with PM signal integration pump (1) by load signal line (7), temperature signal line (8), tach signal line (9); Gas compressor (11) is connected to intake manifold (13) by intercooler (10), and turbo machine (12) is communicated with gas exhaust manifold (15), and turbo machine (12) is coaxial with gas compressor (11).
2. the emission control systems for non-rice habitats state three diesel engine according to claim 1, it is characterized in that: PM signal integration pump (1) is provided with camshaft (16), speed probe (19), fuel temperature sensor (17), accelerator open degree sensor (18), camshaft (16) is arranged signal panel (21), signal panel (21) are provided with hypodontia (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420714603.3U CN204312212U (en) | 2014-11-25 | 2014-11-25 | For the emission control systems of non-rice habitats state three diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420714603.3U CN204312212U (en) | 2014-11-25 | 2014-11-25 | For the emission control systems of non-rice habitats state three diesel engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204312212U true CN204312212U (en) | 2015-05-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420714603.3U Active CN204312212U (en) | 2014-11-25 | 2014-11-25 | For the emission control systems of non-rice habitats state three diesel engine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106812634A (en) * | 2017-01-25 | 2017-06-09 | 宁波神通模塑有限公司 | Integrated EGR valve structure on a kind of plastic air intake manifold |
| CN107614859A (en) * | 2015-09-02 | 2018-01-19 | 川崎重工业株式会社 | Engine system |
| CN108506105A (en) * | 2018-04-18 | 2018-09-07 | 吉林大学 | A kind of EGR double closed-loop control systems and its control method |
-
2014
- 2014-11-25 CN CN201420714603.3U patent/CN204312212U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107614859A (en) * | 2015-09-02 | 2018-01-19 | 川崎重工业株式会社 | Engine system |
| CN107614859B (en) * | 2015-09-02 | 2020-06-26 | 川崎重工业株式会社 | Engine system |
| CN106812634A (en) * | 2017-01-25 | 2017-06-09 | 宁波神通模塑有限公司 | Integrated EGR valve structure on a kind of plastic air intake manifold |
| CN108506105A (en) * | 2018-04-18 | 2018-09-07 | 吉林大学 | A kind of EGR double closed-loop control systems and its control method |
| CN108506105B (en) * | 2018-04-18 | 2023-06-30 | 吉林大学 | EGR double closed-loop control system and control method thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |