CN105065098B - For long-range prevention and control and the device of monitoring diesel emission - Google Patents
For long-range prevention and control and the device of monitoring diesel emission Download PDFInfo
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- CN105065098B CN105065098B CN201510478637.6A CN201510478637A CN105065098B CN 105065098 B CN105065098 B CN 105065098B CN 201510478637 A CN201510478637 A CN 201510478637A CN 105065098 B CN105065098 B CN 105065098B
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- diesel engine
- emission sensor
- electronic seal
- emission
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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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
- Y02T10/40—Engine management systems
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- Exhaust Gas After Treatment (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
The invention provides a kind of for long-range prevention and control and the device of monitoring diesel emission, including physics prevention and control unit and electronic monitoring unit, the physics prevention and control unit includes electronic seal, emission sensor, fixed support, fixing bolt, the emission sensor is arranged on by fixed support on the blast pipe of diesel engine, and blast pipe is screwed in by fixing bolt and is fixed, wire harness is passed through into emission sensor and support bracket fastened through hole, and with electronic seal that the both ends of wire harness are locked, the ECU signals connection of the electronic seal and diesel engine.Emission sensor is fixed and sealed up for safekeeping on blast pipe using electronic seal and fixing bolt by the present invention, and electronic seal transmits signal to car networking, prevents unauthorized people from being dismounted without authorization to emission sensor;The operational factor and emissions data index of the measurement diesel engine of electronic monitoring unit real-time online, and can handle, analyze, monitor and record whether engine is changed without authorization by unauthorized people.
Description
Technical field
The invention belongs to Diesel Engine Technique Field, more particularly, to a kind of for long-range prevention and control and monitoring diesel emission
Device.
Background technology
Increasingly strict with Abgasgesetz, diesel emission turns into the emphasis of concern.The discharge of machine internal control nuisance
It is difficult to meet the foul requirement of harshness, diesel engine after treatment has become main emission-reduction technology means.Wherein for state
V discharge standard, NOx post processing control generally use SCR (SCR Selective Catalytic
Reduction) technology, by domestic production enterprise it is widely used and research and development.It is anti-in catalyst using the diesel engine of SCR technology
Answer and reducing agent (such as 32.5% aqueous solution of urea, HC hydro carbons) is sprayed into the upstream exhaust gas of device, oxygen occurs in catalyst surface
Change reduction reaction, NOx is selectively reduced to N2, realize the target for reducing NOx.
At present, a set of improper technological means has been expedited the emergence of for the problem of urea cost, has realized and do not adding the feelings of urea
Normal use vehicle under condition, while and can recovers the normal injection of urea when vehicle is monitored, so as to reach state IV
With the requirement of V discharge standard, including:1) AdBlue simulators, the simulation to SCR system normal signal is realized, and be sent to
ECU (Electronic Control Unit), makes vehicle be still normally carried out in the case of without urea;2)ADS(automobile
Diagnostic Scanner) diagnostic equipment, it is similar with the above method, by OBD (On-Board Diagnostics) system
Shielding, to change the normal injection of urea;3) DTS (Diagnostic Tool Set) system, by distorting OBD programs, come
Cancel limitations of the OBD to torsional moment of diesel engine;4) also have the realizations such as the mode faked on aqueous solution of urea reduce urea use into
This purpose.
The content of the invention
In view of this, the present invention is directed to one kind on the basis of vehicle-mounted OBD technologies and car networking concept is combined and is used for
The device of long-range prevention and control and monitoring diesel emission, for the discharge of NOx in real time on-line monitoring vehicle travel process, avoids using
Family reduces urea use cost using improper technological means.
To reach above-mentioned purpose, the technical proposal of the invention is realized in this way:
For long-range prevention and control and the device of monitoring diesel emission, including physics prevention and control unit and electronic monitoring unit,
The physics prevention and control unit includes electronic seal, emission sensor, fixed support, fixing bolt, and the discharge passes
Sensor is arranged on by fixed support on the blast pipe of diesel engine, and is screwed in blast pipe by fixing bolt and be fixed, by line
Beam passes through emission sensor and support bracket fastened through hole, and with electronic seal that the both ends of wire harness are locked, the electronic seal with
The ECU signals connection of diesel engine;
The electronic monitoring unit includes Auto analyzer and communication module, and the Auto analyzer signal connects diesel engine
ECU, the ECU of the diesel engine diesel engine service data gathered and emissions data are subjected to protocol translation, are translated into standard
Serial port protocol data, then data flow is sent to by remote server by the communication module of car networking.
Further, the emission sensor includes being separately mounted to the catalyst converter front row of Diesel Engine Exhaust Pipe rear and front end
Put emission sensor after sensor and catalyst converter.
Further, the source of the emissions data of the ECU collections of the diesel engine includes emission sensor and installed in bavin
Circumferential selective catalytic reduction sensor in the middle part of oil machine blast pipe, the diesel engine service data source of collection is in diesel engine body
Some sensors.
Further, the electronic seal is the electronic seal with numbering.
Further, the Auto analyzer is ELM327 chips, communication module SIM300.
Relative to prior art, the present invention has the advantage that:
(1) emission sensor is fixed and sealed up for safekeeping on blast pipe using electronic seal and fixing bolt, electronic seal passes
Delivery signal prevents unauthorized people from being dismounted without authorization to emission sensor to car networking;Securely and reliably, easy for installation, price can
Lean on, implement to be easier to;
(2) operational factor and emissions data index of the measurement diesel engine of electronic monitoring unit real-time online, can accurately
The operating mode and emission compliance situation of diesel engine are grasped, and whether can handle, analyze, monitor and record engine unauthorized
People changes without authorization;
(3) protocol translator to be communicated by the use of ELM327 chips as OBD, OBD information can be converted into standard serial port
Agreement, versatility are good.
Brief description of the drawings
The accompanying drawing for forming the part of the present invention is used for providing a further understanding of the present invention, schematic reality of the invention
Apply example and its illustrate to be used to explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the fundamental diagram of the embodiment of the present invention;
Fig. 2 is the structural principle of the physics prevention and control unit described in the embodiment of the present invention.
Description of reference numerals:
1- diesel engine bodies, 2- diesel engine service datas, 3-ECU, 4-ELM327 chips, 5- vehicle-mounted Flash, 6-SIM300
Communication module, 7- remote servers, 8- emissions datas, emission sensor after 9- catalyst converters, 10-SCR sensors, 11- catalyst converters
Preceding emission sensor, 12- electronic seals, 13- fixing bolts, 14- fixed supports.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
The present invention be used for long-range prevention and control and monitor diesel emission device, as shown in figure 1, including physics prevention and control unit with
Electronic monitoring unit,
As shown in Fig. 2 the physics prevention and control unit includes electronic seal 12, emission sensor, fixed support 14, fixed spiral shell
Bolt 13, the emission sensor is arranged on by fixed support 14 on the blast pipe of diesel engine, and is screwed in by fixing bolt 13
Blast pipe is fixed, the through hole by wire harness through emission sensor and fixed support 14, and with electronic seal 12 by wire harness
Both ends are locked, and the electronic seal 12 is connected with the ECU3 signals of matched with diesel engine;
The emission sensor includes being separately mounted to emission sensor before the catalyst converter of Diesel Engine Exhaust Pipe rear and front end
11 and catalyst converter after emission sensor 9.
The electronic seal 12 is the electronic seal 12 with numbering.
The electronic monitoring unit includes Auto analyzer and communication module, and the Auto analyzer signal connects diesel engine
ECU3, the ECU3 of the diesel engine diesel engine service data 2 gathered and emissions data 8 are subjected to protocol translation, are translated into
Standard serial port protocol data, it is transferred to vehicle-mounted Flash5 and is stored, vehicle-mounted Flash5 mileages evidence passes through the logical of car networking network again
Data flow is sent to remote server 7 by the wireless radio-frequency of letter module.
The source of the emissions data 8 of the ECU3 collections of wherein described diesel engine includes emission sensor and installed in diesel engine
Circumferential selective catalytic reduction sensor 10 in the middle part of blast pipe, the source of diesel engine service data 2 of collection is in diesel engine body 1
Some sensors.
The Auto analyzer is ELM327 chips 4, as the translater of OBD communication protocols, supports all OBD- II
Agreement:ISO15765-4 (CAN), ISO14230 (KWP2000), ISO9141-2 and SAE J1850 agreements, can be by OBD information
Standard serial port agreement is converted into, versatility is fine.
The communication module uses SIM300 communication modules 6, and SIM300 embeds powerful TCP/CP communication protocols, supports
GPRS and short message dual-channel transmission data, support to enter row data communication with multicenter, compatibility is good;In addition, SIM300 power consumptions
Few (≤0.1mA/12V), it is highly suitable for integrating in Engine ECU 3.
For physics prevention and control unit, when the fixing bolt 13 of fixed discharge sensor is completely screwed into blast pipe, by wire harness
In through the through hole of emission sensor and its fixed support 14, and it is with the electronic seal 12 with coding that wire harness is locked, it is non-when having
Wire harness is opened or destroyed by donor, and electronic seal 12 can be alarmed, and signal is transmitted into far by the communication module of car networking
Journey server 7, due to 12 intrinsic unique number of electronic seal and remote server 7 is recorded in, therefore electronic seal 12 can not
Imitate and forge, play prevention and control effect.
The diesel engine service data 2 of acquisition and emissions data 8 can be analyzed and handled by the remote server 7,
Finally judge:Whether NOx emissions data 8 reaches discharge MAP indexs and the row of state IV or state V of automobile vendor's offer
Put standard;The ECU3 of diesel engine is distorted or shielded emission sensor signal and other sensors letter when there is unauthorized person
Number, when Fuel Injection Quantity for Diesel and rotating speed are in a certain stable state or transient condition, delivery temperature, the discharge such as catalyst converter efficiency and NOx
Data 8 differ by more than a definite limitation with the data that manufacturer provides to server, then judge that control unit ECU3 is tampered;When due to
, it is necessary to be filed an application to the end of remote server 7 when failure needs to place under repair to control unit ECU3.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.
Claims (2)
1. for long-range prevention and control and the device of monitoring diesel emission, it is characterised in that:Supervised including physics prevention and control unit and electronics
Survey unit,
The physics prevention and control unit includes electronic seal, emission sensor, fixed support, fixing bolt, the emission sensor
It is arranged on by fixed support on the blast pipe of diesel engine, and blast pipe is screwed in by fixing bolt and is fixed, wire harness is worn
Emission sensor and support bracket fastened through hole are crossed, and with electronic seal that the both ends of wire harness are locked, the electronic seal and diesel oil
The ECU signals connection of machine, the intrinsic unique number of the electronic seal are simultaneously recorded in remote server;
The electronic monitoring unit includes Auto analyzer and communication module, the Auto analyzer signal connection diesel engine
ECU, the ECU of the diesel engine diesel engine service datas gathered and emissions data are subjected to protocol translation, are translated into standard string
Mouth protocol data, then data flow is sent to by remote server by the communication module of car networking;
The source of the emissions data of the ECU collections of the diesel engine includes emission sensor and in the middle part of Diesel Engine Exhaust Pipe
Circumferential selective catalytic reduction sensor, the diesel engine service data source of collection is some sensors in diesel engine body;
The Auto analyzer is ELM327 chips, communication module SIM300.
It is 2. according to claim 1 for long-range prevention and control and the device of monitoring diesel emission, it is characterised in that:The row
Putting sensor includes being separately mounted to discharging after emission sensor and catalyst converter before the catalyst converter of Diesel Engine Exhaust Pipe rear and front end
Sensor.
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CN201510478637.6A CN105065098B (en) | 2015-08-06 | 2015-08-06 | For long-range prevention and control and the device of monitoring diesel emission |
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CN201510478637.6A CN105065098B (en) | 2015-08-06 | 2015-08-06 | For long-range prevention and control and the device of monitoring diesel emission |
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Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105954472B (en) * | 2016-06-30 | 2017-02-22 | 武汉理工大学 | Device and method for detecting emission drifting of NOx of original engine of diesel engine |
CN107703907B (en) * | 2017-08-11 | 2020-10-09 | 中国汽车技术研究中心 | Detection system for engine emission control system |
DE102018204398A1 (en) | 2018-03-22 | 2019-09-26 | Robert Bosch Gmbh | Method and device for tamper-proof transmission of user data in a computer network |
CN110671178B (en) * | 2019-10-08 | 2021-05-14 | 华东交通大学 | Exhaust temperature sensor diagnosis method based on exhaust temperature characteristics of different torque sections |
CN110985173B (en) * | 2019-12-13 | 2021-06-29 | 华东交通大学 | Exhaust temperature sensor diagnosis method based on exhaust temperature characteristics under different fuel injection quantities |
CN111538312B (en) * | 2020-04-22 | 2022-05-10 | 深圳市元征科技股份有限公司 | Vehicle remote diagnosis method, system, equipment connector and vehicle connector |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW200730413A (en) * | 2006-02-13 | 2007-08-16 | Lien-Feng Lin | A method and a system for monitoring a timely status of a mobile container, and a reader using the same |
CN101240734A (en) * | 2007-06-19 | 2008-08-13 | 北京航空航天大学 | Vehicle exhausting control and remote failure diagnosis system |
CN201334942Y (en) * | 2008-12-17 | 2009-10-28 | 力帆实业(集团)股份有限公司 | Motorcycle exhaust muffler with oxygen sensor |
CN202955099U (en) * | 2012-11-15 | 2013-05-29 | 董建伦 | Electricity larceny prevention seal pentagon endshield bolt |
CN103256109A (en) * | 2013-05-30 | 2013-08-21 | 深圳市龙桥科技发展有限公司 | Automobile exhaust emission remote real-time monitoring system and monitoring method based on OBD-II system |
CN203895054U (en) * | 2014-06-03 | 2014-10-22 | 高晓东 | Electronic seal mechanism |
CN204189382U (en) * | 2014-11-18 | 2015-03-04 | 天信仪表集团有限公司 | A kind of flowmeter of having electronic lead sealing |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6753775B2 (en) * | 2002-08-27 | 2004-06-22 | Hi-G-Tek Ltd. | Smart container monitoring system |
-
2015
- 2015-08-06 CN CN201510478637.6A patent/CN105065098B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW200730413A (en) * | 2006-02-13 | 2007-08-16 | Lien-Feng Lin | A method and a system for monitoring a timely status of a mobile container, and a reader using the same |
CN101240734A (en) * | 2007-06-19 | 2008-08-13 | 北京航空航天大学 | Vehicle exhausting control and remote failure diagnosis system |
CN201334942Y (en) * | 2008-12-17 | 2009-10-28 | 力帆实业(集团)股份有限公司 | Motorcycle exhaust muffler with oxygen sensor |
CN202955099U (en) * | 2012-11-15 | 2013-05-29 | 董建伦 | Electricity larceny prevention seal pentagon endshield bolt |
CN103256109A (en) * | 2013-05-30 | 2013-08-21 | 深圳市龙桥科技发展有限公司 | Automobile exhaust emission remote real-time monitoring system and monitoring method based on OBD-II system |
CN203895054U (en) * | 2014-06-03 | 2014-10-22 | 高晓东 | Electronic seal mechanism |
CN204189382U (en) * | 2014-11-18 | 2015-03-04 | 天信仪表集团有限公司 | A kind of flowmeter of having electronic lead sealing |
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