CN106438064A - Automobile multi-fuel ECU control system - Google Patents
Automobile multi-fuel ECU control system Download PDFInfo
- Publication number
- CN106438064A CN106438064A CN201610800212.7A CN201610800212A CN106438064A CN 106438064 A CN106438064 A CN 106438064A CN 201610800212 A CN201610800212 A CN 201610800212A CN 106438064 A CN106438064 A CN 106438064A
- Authority
- CN
- China
- Prior art keywords
- signal
- ecu
- hcng
- fuel
- control unit
- Prior art date
- 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.)
- Pending
Links
- 239000000446 fuel Substances 0.000 title claims abstract description 55
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 68
- 239000003345 natural gas Substances 0.000 claims abstract description 34
- 239000003502 gasoline Substances 0.000 claims abstract description 28
- 238000003860 storage Methods 0.000 claims abstract description 20
- 239000002283 diesel fuel Substances 0.000 claims description 24
- 239000007789 gas Substances 0.000 claims description 13
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 7
- 239000001257 hydrogen Substances 0.000 claims description 7
- 229910052739 hydrogen Inorganic materials 0.000 claims description 7
- 239000001301 oxygen Substances 0.000 claims description 7
- 229910052760 oxygen Inorganic materials 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 6
- 230000000052 comparative effect Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000002485 combustion reaction Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 239000000523 sample Substances 0.000 claims description 2
- 238000000151 deposition Methods 0.000 claims 1
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012857 repacking Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
- F02D19/0639—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed characterised by the type of fuels
- F02D19/0642—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed characterised by the type of fuels at least one fuel being gaseous, the other fuels being gaseous or liquid at standard conditions
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Abstract
The invention mainly belongs to the field of engine fuel supply control, and particularly relates to an automobile multi-fuel ECU control system. The automobile multi-fuel ECU control system comprises a fuel supply component, an engine, a changeover switch and a control component; the changeover switch comprises a gasoline or diesel gear, a natural gas gear and an HCNG gear, and is used for providing fuel switchover signals to the control component; the control component comprises an ECU main controller, a slave ECU control unit and a first signal transceiver; and the ECU main controller receives one of the fuel switchover signals, and generates a corresponding control signal according to the received fuel switchover signal. The automobile multi-fuel ECU control system further comprises a third ECU control unit used for controlling HCNG to enter the engine from an HCNG storage tank. With the adoption of the automobile multi-fuel ECU control system, effective switchover of three fuels, namely gasoline or diesel, natural gas and the HCNG can be realized.
Description
Technical field
The present invention principally falls into engine fuel supply control field and in particular to a kind of automobile multi fuel ECU controls system
System.
Background technology
With the concern to vehicle economy and alternative fuel economy, the feature of environmental protection, automaker and Market for refitting turn
To more economical, Cleaning Equipment, to improve efficiency and energy-conserving and environment-protective.
HCNG is mixed hydrogen natural gas, is by hydrogen（H2）With compressed natural gas（CNG）It is obtained by mixing by a certain percentage
Alternative fuel.HCNG combines hydrogen and the respective advantage of natural gas.Chinese scholars burning on the engine for HCNG
Characteristic is made that a lot of researchs, fully confirms the excellent properties of HCNG fuel as an alternative.
In prior art, mostly environmentally friendly vehicle is including natural gas gear and gasoline/diesel gear, can be with root fuel feelings
Condition selects the gear of gasoline or natural gas, but does not include HCNG gear in existing automobile, and this will lead to HCNG, and this replaces
Replacing fuel is in the extensive application of automotive field.
For the economic and environment-friendly automobile of multi fuel of repacking or production, in order to realize gasoline or diesel oil, natural gas and HCNG
Effective switching of these three fuel, need to provide a set of control system that can realize the supply of automobile multi fuel.
Content of the invention
For the problems referred to above, the present invention provides a kind of automobile multi fuel ECU control system, and described ECU control system includes
Gasoline or diesel oil gear, natural gas gear and HCNG gear, it is possible to achieve gasoline or diesel oil, natural gas and HCNG these three
Effective switching of fuel；And described ECU control system includes the 3rd ECU control unit, for controlling HCNG to be stored by HCNG
Tank flows into engine, and the 3rd ECU control unit can produce HCNG supply instruction to determine the confession providing HCNG to engine
Tolerance.
The present invention is achieved by the following technical solutions：
A kind of automobile multi fuel ECU control system, described control system includes：
One switching switch, including gasoline or diesel oil gear, natural gas gear and HCNG gear, for providing combustion to control assembly
Material switching signal, described Fuel switching signal includes gasoline or diesel oil gear signal, natural gas gear signal and HCNG gear
Signal；
One fuel supply component, for providing fuel, including gasoline or diesel fuel holding vessel, natural gas storage tanks and HCNG
Holding vessel；
One engine, described engine can use gasoline or diesel oil, natural gas and tri- kinds of fuel of HCNG；
One control assembly, controls list including ECU master controller, an ECU control unit, the 2nd ECU control unit, the 3rd ECU
Unit and the first signal transceiver, a described ECU control unit, the 2nd ECU control unit and the 3rd ECU control unit are equal
With described ECU master controller data cube computation, described ECU master controller via described first signal transceiver receive described fuel cut
Change signal and produce control signal.
Further, produce the first control signal when described ECU master controller receives gasoline or diesel oil gear signal；
Produce the second control signal when described ECU master controller receives natural gas gear signal；When described ECU master controller receives
Produce the 3rd control signal to during HCNG gear signal, the first control signal, the second control signal and the 3rd control signal are divided
It is not sent to an ECU control unit, the 2nd ECU control unit and the 3rd ECU control unit.
Further, described control system also includes situation of remote collection assembly, and described situation of remote collection assembly includes
For detecting sensor group and the secondary signal transceiver of situation of remote, described sensor group is produced according to the situation of remote of detection
Raw vehicle condition signal simultaneously sends described vehicle condition signal to described 3rd ECU control unit via described secondary signal transceiver, described
Vehicle condition signal represents the current vehicle condition of vehicle.
Further, described vehicle condition includes the oxygen content in engine speed and blast pipe, respectively by revolution speed sensing
Device, oxygen sensor detection obtain.
Further, the 3rd ECU control unit includes memory element, treatment element and the 3rd signal transceiver, described
Memory element is used for storing different vehicle conditions and the corresponding optimal HCNG air demand of various vehicle condition.
Further, described 3rd ECU control unit receives the 3rd control signal and car via the 3rd signal transceiver
Condition signal is simultaneously sent to described treatment element；Described 3rd control signal is used for starting treatment element, after startup, processing elements
The current vehicle condition that part accesses memory element and represents described vehicle condition signal is compared with the vehicle condition of storage in memory element, root
Obtain the vehicle condition with the immediate storage of current vehicle condition according to comparative result, treatment element obtains the vehicle condition of described immediate storage
And its corresponding optimal HCNG air demand, then treatment element HCNG supply is sent according to the optimal HCNG air demand obtaining and refers to
Make to gas injector.
Further, the signal input part of described gas injector and the signal output part of the 3rd ECU control unit are electrically connected
Connect, described HCNG supply instruction is for controlling the air demand of described gas injector.
Further, in described HCNG, volume ratio shared by hydrogen is：2-50%.
The Advantageous Effects of the present invention：
（1）The present invention provides a kind of automobile multi fuel ECU control system, described ECU control system include gasoline or diesel oil gear,
Natural gas gear and HCNG gear, it is possible to achieve effective switching of gasoline or diesel oil, natural gas and these three fuel of HCNG；
（2）Heretofore described ECU control system includes the 3rd ECU control unit, for controlling HCNG by HCNG holding vessel stream
Enter engine, and the 3rd ECU control unit currently vehicle condition can produce HCNG supply instruction to determine to engine offer HCNG
Air demand.
Brief description
Fig. 1 is a kind of schematic diagram of present invention automobile multi fuel ECU control system；
Fig. 2 is the 3rd ECU control unit schematic diagram；
Reference：1. switching switch, 2. fuel supply component, 3. engine, 4. control assembly, 5. ECU master controller,
6. an ECU control unit, 7. the 2nd ECU control unit, 8. the 3rd ECU control unit, 9. the first signal transceiver, 10. vapour
Oil or diesel fuel holding vessel, 11. natural gas storage tanks, 12.HCNG holding vessel, 13. situation of remote collection assemblies, 14. process
Element, 15. memory elements, 16 the 3rd signal transceivers, 17. gas injectors.
Specific embodiment
In order that the objects, technical solutions and advantages of the present invention become more apparent, below in conjunction with drawings and Examples, right
The present invention is explained in further detail.It should be appreciated that specific embodiment described herein is used only for explaining the present invention, and
It is not used in the restriction present invention.
On the contrary, the present invention covers any replacement done in the spirit and scope of the present invention being defined by the claims, repaiies
Change, equivalent method and scheme.Further, in order that the public has a better understanding to the present invention, thin to the present invention below
In section description, detailed describe some specific detail sections.Part without these details for a person skilled in the art
Description can also understand the present invention completely.
Embodiment 1
A kind of automobile multi fuel ECU control system, described control system includes：
One switching switch 1, including gasoline or diesel oil gear, natural gas gear and HCNG gear, for providing to control assembly
Fuel switching signal, described Fuel switching signal includes gasoline or diesel oil gear signal, natural gas gear signal and HCNG shelves
Position signal；
One fuel supply component 2, for providing fuel, including gasoline or diesel fuel holding vessel, natural gas storage tanks and
HCNG holding vessel；
One engine 3, described engine can use gasoline or diesel oil, natural gas and tri- kinds of fuel of HCNG；
One control assembly 4, including ECU master controller 5, an ECU control unit 6, the 2nd ECU control unit 7, the 3rd ECU control
Unit 8 processed and the first signal transceiver 9, a described ECU control unit 6, the 2nd ECU control unit 7 and the 3rd ECU control
Unit 8 processed is all connected with described ECU master controller 5, and described ECU master controller 5 receives institute via described first signal transceiver 9
State Fuel switching signal and produce control signal.
Produce the first control signal when described ECU master controller 5 receives gasoline or diesel oil gear signal；When described
ECU master controller 5 produces the second control signal when receiving natural gas gear signal；When described ECU master controller 5 receives
During HCNG gear signal produce the 3rd control signal, the first control signal, the second control signal and the 3rd control signal via
Described first signal transceiver is sent to an ECU control unit 6, the 2nd ECU control unit 7 and the 3rd ECU control respectively
Unit 8 processed.
Described control system also includes situation of remote collection assembly 13, and described situation of remote collection assembly 13 is included for examining
Survey sensor group and the secondary signal transceiver of situation of remote, described sensor group produces vehicle condition according to the situation of remote of detection
Signal simultaneously sends described vehicle condition signal to described 3rd ECU control unit 8, described vehicle condition letter via described secondary signal transceiver
Number represent the current vehicle condition of vehicle.
Described vehicle condition includes the oxygen content in engine speed and blast pipe, respectively by speed probe, be arranged on
Oxygen concentration sensor detection in blast pipe obtains.
3rd ECU control unit 8 includes memory element 15, treatment element 14 and the 3rd signal transceiver 16, described deposits
Storage element 15 is used for storing different vehicle conditions（Wherein said vehicle condition includes the oxygen content in engine speed and blast pipe）With
And the corresponding optimal HCNG air demand of various vehicle condition（Optimal HCNG air demand is 2- according to volume ratio shared by hydrogen in described HCNG
50% meter）；
Described 3rd ECU control unit 8 receives the 3rd control signal and vehicle condition signal via the 3rd signal transceiver 16 and incites somebody to action
It is sent to described treatment element 14；Described 3rd control signal is used for starting treatment element 14, and after startup, treatment element 14 is visited
The current vehicle condition asked memory element 15 and represent described vehicle condition signal is compared with the vehicle condition of storage in memory element 15, root
Obtain the vehicle condition with the immediate storage of current vehicle condition according to comparative result, treatment element 14 obtains the car of described immediate storage
Condition and its corresponding optimal HCNG air demand, then treatment element 14 is according to the optimal HCNG air demand transmission HCNG confession obtaining
Gas instructs to gas injector, and described gas injector 17 is connected with described natural gas storage tanks 11 and described HCNG holding vessel 12
Connect, natural gas storage tanks 11 and described HCNG holding vessel 12 shared gas injector 17.
The signal input part of described gas injector 17 is electrically connected with the signal output part of the 3rd ECU control unit 8, described
HCNG supply instruction is for controlling the air demand of described gas injector 17.
Volume ratio shared by hydrogen in described HCNG is：2-50%.
First ECU control unit 6 receives the first control signal, and produces gasoline or diesel oil supply according to the first control signal
Signal to gasoline or diesel fuel holding vessel 10, to control gasoline or diesel fuel holding vessel to supply gasoline or bavin to engine 3
Oil fuel.
2nd ECU control unit 7 receives the second control signal, and produces natural gas supply signal according to the second control signal
To natural gas storage tanks 11, to control natural gas storage tanks to supply natural gas to engine 3.
Claims (8)
1. a kind of automobile multi fuel ECU control system is it is characterised in that described control system includes：
One switching switch, including gasoline or diesel oil gear, natural gas gear and HCNG gear, for providing combustion to control assembly
Material switching signal, described Fuel switching signal includes gasoline or diesel oil gear signal, natural gas gear signal and HCNG gear
Signal；
One fuel supply component, for providing fuel, including gasoline or diesel fuel holding vessel, natural gas storage tanks and HCNG
Holding vessel；
One engine, described engine can use gasoline or diesel oil, natural gas and tri- kinds of fuel of HCNG；
One control assembly, controls list including ECU master controller, an ECU control unit, the 2nd ECU control unit, the 3rd ECU
Unit and the first signal transceiver, a described ECU control unit, the 2nd ECU control unit and the 3rd ECU control unit are equal
With described ECU master controller data cube computation, described ECU master controller via described first signal transceiver receive described fuel cut
Change signal and produce control signal.
2. received it is characterised in that working as described ECU master controller according to a kind of claim 1 automobile multi fuel ECU control system
The first control signal is produced during to gasoline or diesel oil gear signal；When described ECU master controller receives natural gas gear signal
When produce the second control signal；Generation the 3rd control signal when described ECU master controller receives HCNG gear signal, first
Control signal, the second control signal and the 3rd control signal are sent to an ECU control unit respectively, the 2nd ECU controls
Unit and the 3rd ECU control unit.
3. according to a kind of claim 2 automobile multi fuel ECU control system it is characterised in that described control system also includes car
Condition information gathering components, described situation of remote collection assembly includes the sensor group for detecting situation of remote and secondary signal
Transceiver, described sensor group produces vehicle condition signal and via the transmission of described secondary signal transceiver according to the situation of remote of detection
Described vehicle condition signal represents the current vehicle condition of vehicle to described 3rd ECU control unit, described vehicle condition signal.
4. according to a kind of claim 3 automobile multi fuel ECU control system it is characterised in that described vehicle condition includes engine turns
Oxygen content in speed and blast pipe, is obtained by speed probe, oxygen sensor detection respectively.
5. according to a kind of claim 4 automobile multi fuel ECU control system it is characterised in that the 3rd ECU control unit includes depositing
Storage element, treatment element and the 3rd signal transceiver, described memory element is used for storing different vehicle conditions and various vehicle condition pair
The optimal HCNG air demand answered.
6. according to a kind of claim 5 automobile multi fuel ECU control system it is characterised in that described 3rd ECU control unit warp
3rd control signal and vehicle condition signal are received by the 3rd signal transceiver and is sent to described treatment element；Described 3rd
Control signal is used for starting treatment element, and after startup, treatment element accesses memory element working as the representative of described vehicle condition signal
Front vehicle condition is compared with the vehicle condition of storage in memory element, is obtained and the immediate storage of current vehicle condition according to comparative result
Vehicle condition, treatment element obtains vehicle condition and its corresponding optimal HCNG air demand of described immediate storage, then processing elements
Part sends HCNG supply instruction to gas injector according to the optimal HCNG air demand obtaining.
7. according to a kind of claim 5 automobile multi fuel ECU control system it is characterised in that the signal of described gas injector
Input is electrically connected with the signal output part of the 3rd ECU control unit, and described HCNG supply instruction is used for controlling described gas injection
The air demand of emitter.
8. according to a kind of claim 1 automobile multi fuel ECU control system it is characterised in that body shared by hydrogen in described HCNG
Long-pending ratio is：2-50%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610800212.7A CN106438064A (en) | 2016-08-31 | 2016-08-31 | Automobile multi-fuel ECU control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610800212.7A CN106438064A (en) | 2016-08-31 | 2016-08-31 | Automobile multi-fuel ECU control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106438064A true CN106438064A (en) | 2017-02-22 |
Family
ID=58163977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610800212.7A Pending CN106438064A (en) | 2016-08-31 | 2016-08-31 | Automobile multi-fuel ECU control system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108733023A (en) * | 2017-04-05 | 2018-11-02 | 通用汽车环球科技运作有限责任公司 | Architecture and method for managing vehicle-mounted networking controller and device |
| CN109826715A (en) * | 2019-01-28 | 2019-05-31 | 成都华气厚普电子技术有限公司 | LNG feeder electric-control system peculiar to vessel |
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Application publication date: 20170222 |