CN109915248B - Diesel generator set with detachable tail gas system for data operation center - Google Patents
Diesel generator set with detachable tail gas system for data operation center Download PDFInfo
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- CN109915248B CN109915248B CN201910218167.8A CN201910218167A CN109915248B CN 109915248 B CN109915248 B CN 109915248B CN 201910218167 A CN201910218167 A CN 201910218167A CN 109915248 B CN109915248 B CN 109915248B
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Images
Classifications
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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
-
- 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)
Abstract
The invention discloses a diesel generator set with a detachable tail gas system for a data operation center, which belongs to the technical field of diesel generators and comprises a processor and a tail gas main pipe, wherein the tail gas main pipe is connected with a plurality of tail gas branch pipes, the front ends of the tail gas branch pipes are provided with electromagnetic valves connected with the processor, the middle parts of the tail gas branch pipes are provided with expansion chambers, two ends of each expansion chamber are respectively connected with the tail gas branch pipes through detaching rings, cellular parallel pipelines are arranged in the expansion chambers, particle capturing fiber layers are paved on the side walls of the pipelines, the tail ends of the tail gas branch pipes are connected with a liquid collecting box, one end of each tail gas branch pipe is provided with a liquid spraying nozzle, a flow equalizing chamber is arranged between each liquid spraying nozzle and each expansion chamber, each liquid spraying nozzle is. The exhaust pipe cleaning device is provided with the multiple independent exhaust branch pipes, and the particle content on the exhaust pipe is monitored in real time through the processor, so that the exhaust branch pipes exceeding the standard are stopped in time, and the aim of cleaning the exhaust pipe without stopping the engine is fulfilled.
Description
Technical Field
The invention relates to a diesel generator set, in particular to a diesel generator set with a detachable tail gas system for a data operation center, and belongs to the technical field of diesel generators.
Background
The diesel generator is a small power generating equipment, and is a power machine using diesel oil as fuel and using diesel engine as prime mover to drive generator to generate power. The diesel engine inhales pure air in the air intake stroke, and discharges waste gas, so that the environment surrounding operators is fuming, and the harm to the environment is particularly serious, so that the problem that the black smoke of the diesel engine is difficult to solve is that the operators are bothersome and are headaches by the workers in the industry, the more time the particles in the tail gas accumulate, the blockage can be caused when the particles are not cleaned in time, the trouble of processing the redundant particles in the prior art is very troublesome, the tail gas pipe needs to be integrally disassembled, and the whole diesel generator set needs to be shut down when the maintenance is needed.
The large data operation center is different from a conventional machine room facility, meets the requirements of large database construction, continuous and uninterrupted data acquisition and transmission, high-efficiency operation and the like, and has very high requirements on the aspects of operating environment and continuous and stable power supply. The general diesel generator set is difficult to meet the matching requirements of a big data operation center due to the problems that the exhaust emission does not reach the standard and the shutdown maintenance is needed, so how to improve the exhaust treatment system of the existing diesel generator set to meet the aims of low exhaust emission and non-shutdown maintenance, and further provide the diesel generator set special for the big data operation center, which becomes a great technical problem to be solved urgently by technical personnel in the field.
Disclosure of Invention
In view of the above, the present invention provides a diesel generator set with a detachable exhaust system for a big data computing center, which includes a plurality of independent exhaust branch pipes, and a processor for monitoring the particle content in an exhaust pipe in real time, so as to shut down the exhaust branch pipes exceeding the standard in time and achieve the purpose of cleaning the exhaust pipe without shutting down an engine.
In order to achieve the purpose, the invention adopts the technical scheme that:
a diesel generating set that is used for data operation center has a can dismantle exhaust system, including treater and exhaust manifold, exhaust manifold is connected with a plurality of exhaust branch pipes, exhaust branch pipe's front end is equipped with the solenoid valve of being connected with the treater, exhaust branch pipe's middle part is equipped with the expansion chamber, the both ends of expansion chamber respectively through dismantle the ring with exhaust branch pipe connects, be equipped with cellular parallel tube in the expansion chamber, the lateral wall upper berth of pipeline is equipped with granule and catches the fibrous layer, exhaust branch pipe's trailing end connection has the header tank, exhaust branch pipe's one end hydrojet mouth, hydrojet mouth with be equipped with the flow equalizing chamber between the expansion chamber, hydrojet mouth's one end is connected with the liquid pump through the pressure pipe, the liquid pump is connected with the liquid feeding case through inlet tube and back flow, the liquid feeding incasement stores exhaust treatment fluid, be equipped with the hydrojet valve that the treater links to each other on the hydro, the other end of the tail gas branch pipe is provided with a branch pipe temperature sensor and an NOX sensor, and the branch pipe temperature sensor and the NOX sensor are connected with the processor.
Furthermore, the gas outlet of the tail gas main pipe is communicated with the gas inlets of all the tail gas branch pipes respectively, and the tail gas main pipe and the tail gas branch pipes are stainless steel pipes.
Further, the disassembly ring is connected with the tail gas branch pipe through threads or a buckle.
Furthermore, the outside of expansion chamber be equipped with the electric heating layer that the treater links to each other, the one end of expansion chamber inboard be equipped with the igniter that the electric heating layer links to each other.
Further, the particle capturing fiber layer is a metal fiber layer, and one or more of platinum, rhodium, palladium, cerium and iron are sprayed on the metal fiber layer.
Further, the tail gas treatment liquid comprises, by weight, 28-39 parts of urea, 50-75 parts of ionized water, 1-3 parts of simethicone, 2-5 parts of a cellulose adsorbent, 2-4 parts of a desulfurizing agent, 1-4 parts of an SAE-9 emulsifier and 3-5 parts of an active agent.
Furthermore, the flow equalizing chamber is positioned in the tail gas branch pipe, a plurality of flow equalizing plates are arranged in the flow equalizing chamber, dense small holes which are uniformly distributed are formed in the flow equalizing plates, and the diameters of the small holes in the flow equalizing plates which are arranged in parallel from the gas inlet to the gas outlet are gradually reduced.
Furthermore, a liquid level sensor and a liquid adding temperature sensor which are respectively connected with the processor are arranged on the liquid adding box, and a liquid pump pressure sensor and a regulator which is used for controlling the pressure of the liquid pump are arranged on the liquid pump and are respectively connected with the processor.
Furthermore, a judgment module and an execution module are arranged in the processor, the judgment module is used for monitoring whether the content of NOx measured by the NOx sensor on the tail gas branch pipe exceeds the standard or not, if the content of NOx exceeds the standard, the execution module is started, the electromagnetic valve and the liquid spraying valve on the tail gas branch pipe are closed, and the particle capture fiber layer is replaced or tail gas particles in the expansion chamber are removed.
Furthermore, an exhaust gas flowmeter and an exhaust gas pressure sensor which are respectively connected with the processor are arranged at the gas inlet end of the tail gas branch pipe.
The beneficial effects of the above technical scheme are: the diesel generator set with the detachable tail gas system for the data operation center is provided with a plurality of mutually independent tail gas branch pipes, when one of the tail gas branch pipes is in failure or the catcher is fully loaded, the engine is not required to be shut down and the tail gas branch pipe is directly maintained, the two ends of the catcher are arranged on the exhaust pipe through the disassembling ring, an expansion chamber can be directly replaced, and tail gas particles on the catcher can be collected, so that the aims of low tail gas emission and non-stop maintenance are fulfilled, and the high requirements of the large data operation center on the operation environment and the continuous and stable power supply are well met.
Drawings
FIG. 1 is a schematic front view of a preferred embodiment of a diesel generator set with a removable exhaust system for a data computing center;
FIG. 2 is a schematic side view of a preferred embodiment of a diesel generator set with a removable exhaust system for use in a data computing center;
FIG. 3 is a cross-sectional view of an expansion chamber of a preferred embodiment of a diesel generator set with a removable exhaust system for a data computing center;
FIG. 4 is a cross-sectional view of a flow equalizing chamber of a preferred embodiment of a diesel generator set with a removable exhaust system for a data computing center;
FIG. 5 is a schematic diagram showing the processor connections of a preferred embodiment of a diesel generator set with a removable exhaust system for a data computing center;
the reference numbers illustrate:
1-tail gas main pipe; 2-a tail gas branch pipe; 3-an expansion chamber; 4-a processor; 5-a liquid spray nozzle; 6-electromagnetic valve; 7-flow equalizing chamber; 8-disassembling the ring; 9-a layer of particle capturing fibers; 10-a pipeline; 11-branch temperature sensor; 12-NOx sensors; 13-liquid adding tank; 14-a liquid pump; 15-a liquid spray valve; 16-a header tank; 17-an electric heating layer; 18-a liquid level sensor; 19-liquid temperature sensor; 20-regulator.
Detailed Description
The invention is further described below with reference to the following figures and specific examples:
as shown in fig. 1-5, the diesel generator set with a detachable exhaust system for a data operation center provided by the invention comprises a processor 4 and an exhaust main pipe 1, wherein the exhaust main pipe 1 is connected with a plurality of exhaust branch pipes 2, the front ends of the exhaust branch pipes 2 are provided with electromagnetic valves 6 connected with the processor 4, the air outlets of the exhaust main pipe 1 are respectively communicated with the air inlets of all the exhaust branch pipes 2, the exhaust main pipe 1 and the exhaust branch pipes 2 are both stainless steel pipes and are provided with a plurality of independent exhaust branch pipes, and when one of the exhaust main pipe 1 and the exhaust branch pipes is in failure or the load of a catcher is fully loaded, the exhaust branch pipes are directly maintained without shutting down the engine.
In this embodiment, as shown in fig. 1-3, an expansion chamber 3 is disposed in the middle of a tail gas branch pipe 2, two ends of the expansion chamber 3 are respectively connected with the tail gas branch pipe 2 through a detaching ring 8, the detaching ring 8 is connected with the tail gas branch pipe 2 through a thread or a buckle, a honeycomb-shaped parallel pipeline 10 is disposed in the expansion chamber 3, a particle capturing fiber layer 9 is laid on the side wall of the pipeline 10, the particle capturing fiber layer 9 is a metal fiber layer, and one or more of platinum, rhodium, palladium, cerium and iron are sprayed on the metal fiber layer, when an exhaust pipe fails or a catcher is fully loaded, the detaching ring is directly detached, and the expansion chamber 3 is taken down, so as to achieve the purpose of maintenance without regard to an engine.
In this embodiment, as shown in fig. 1, the trailing end connection of exhaust branch pipe 2 has header tank 16, exhaust branch pipe 2's one end hydrojet 5, hydrojet 5's one end is connected with liquid pump 14 through the pressure pipe, liquid pump 14 is connected with liquid feeding box 13 through inflow pipe and back flow, there is exhaust treatment fluid in the liquid feeding box 13 storage, be equipped with the hydrojet valve 15 that links to each other with treater 4 on hydrojet 5, treater 4 is according to exhaust emission speed, control hydrojet 5's spraying speed, make exhaust treatment fluid and tail gas reach the best reaction proportion, both can the intensive mixing.
Further, in this embodiment, as shown in fig. 1, the exhaust gas treatment liquid comprises, by weight, 28 to 39 parts of urea, 50 to 75 parts of ionic water, 1 to 3 parts of simethicone, 2 to 5 parts of cellulose adsorbent, 2 to 4 parts of desulfurizer, 1 to 4 parts of SAE-9 emulsifier and 3 to 5 parts of activator, wherein urea and nitrogen oxides in exhaust gas emission undergo redox reaction in an expansion chamber to generate pollution-free nitrogen and water vapor to be discharged; the dimethyl silicone oil is also called methyl silicone oil and polydimethylsiloxane liquid, and is a preferable defoaming agent and a surface treating agent in the embodiment, urea, thiourea micromolecules and cellulose macromolecules are self-assembled through hydrogen bond driving to form a pipeline inclusion compound, so that the cellulose molecules are brought into an aqueous solution, and sulfur is contained in tail gas emission, so a desulfurizing agent is added into a mixed solution.
In this embodiment, as shown in fig. 1 and 4, a flow equalizing chamber 7 is disposed between the liquid spraying nozzle 5 and the expansion chamber 3, the flow equalizing chamber 7 is located in the tail gas branch pipe 2, a plurality of flow equalizing plates are disposed in the flow equalizing chamber 7, the flow equalizing plates are provided with dense small holes uniformly distributed, the diameters of the small holes on the flow equalizing plates arranged in parallel from the gas inlet to the gas outlet are gradually reduced, that is, the small holes on the flow equalizing plates are sequentially reduced and become dense, so that the gas flow can be gradually and uniformly dispersed in the pipeline, which is helpful for the thorough mixing reaction of the treating liquid and the tail gas.
In the present embodiment, as shown in fig. 1 and 5, the other end of the exhaust branch pipe 2 is provided with a branch pipe temperature sensor 11 and an NOX sensor 12, the outer side of the expansion chamber 3 is provided with an electric heating layer 17 connected to the processor 4, one end of the inner side of the expansion chamber 3 is provided with an igniter connected to the electric heating layer 17, both the branch pipe temperature sensor 11 and the NOX sensor 12 are connected to the processor 4, and the processor 4 can monitor the exhaust temperature and the particle content in real time and control the electric heating layer 17 according to the particle content.
Further, in the present embodiment, as shown in fig. 1, the charging tank 13 is provided with a liquid level sensor 18 and a charging temperature sensor 19 which are respectively connected to the processor 4, and the liquid pump 14 is provided with a liquid pump pressure sensor and a regulator 20 for controlling the pressure of the liquid pump 14 which are respectively connected to the processor 4.
Further, in this embodiment, as shown in fig. 1, a judgment module and an execution module are arranged in the processor 4, the judgment module is configured to monitor whether the content of NOX measured by the NOX sensor 12 on the exhaust branch pipe 2 exceeds a standard, if the content of NOX exceeds the standard, the execution module is started, the electromagnetic valve 6 and the liquid spraying valve 15 on the exhaust branch pipe 2 are closed, and the particle capturing fiber layer 9 is replaced or exhaust particles in the expansion chamber 3 are removed.
Further, in the present embodiment, as shown in fig. 1, the inlet end of the exhaust branch pipe 2 is provided with an exhaust gas flow meter and an exhaust gas pressure sensor which are respectively connected with the processor 4, and the processor 4 calculates the speed and volume of the exhaust gas to obtain the amount of the treatment liquid required for the sufficient mixing of the exhaust gas, so as to control the pressure of the liquid pump 14 and the spraying speed of the treatment liquid.
Specifically, the working process of the invention is as follows:
tail gas passes through exhaust manifold 1 and shunts to a plurality of exhaust branch pipes, treater 4 controls the pressure of liquid pump 14, the spraying speed of tail gas speed control treatment fluid through the treater monitoring, make tail gas and treatment fluid intensive mixing, when treater 4 monitors that the tail gas granule in expansion chamber 3 reaches the certain degree, close solenoid valve 6 and the hydrojet valve 15 on the inferior exhaust branch pipe 2, then tear ring 8 open, maintain alone, change the granule and catch fibrous layer 9 or clear away the tail gas granule in the expansion chamber 3.
As apparent from the above description, the present invention has the following advantageous effects: the exhaust gas collecting device is provided with a plurality of mutually independent exhaust branch pipes, when one of the exhaust branch pipes breaks down or the load of the catcher is full, the engine is not required to be shut down, the exhaust branch pipes are directly maintained, the two ends of the catcher are installed on the exhaust pipe through the disassembling rings, the expansion chamber can be directly replaced, and exhaust particles on the catcher can be collected.
The present invention has been described with reference to the above embodiments and the accompanying drawings, however, the above embodiments are only examples for carrying out the present invention. It should be noted that the disclosed embodiments do not limit the scope of the invention. Rather, modifications and equivalent arrangements included within the spirit and scope of the claims are included within the scope of the invention.
Claims (10)
1. A diesel generating set for data operation center has a tail gas system of dismantling, including treater (4) and exhaust gas main (1), its characterized in that: the tail gas main pipe (1) is connected with a plurality of tail gas branch pipes (2), the front ends of the tail gas branch pipes (2) are provided with electromagnetic valves (6) connected with the processor (4), the middle parts of the tail gas branch pipes (2) are provided with expansion chambers (3), the two ends of each expansion chamber (3) are respectively connected with the tail gas branch pipes (2) through dismounting rings (8), cellular parallel pipelines (10) are arranged in the expansion chambers (3), particle capturing fiber layers (9) are paved on the side walls of the pipelines (10), the tail ends of the tail gas branch pipes (2) are connected with a liquid collecting box (16), one end of each tail gas branch pipe (2) is provided with a liquid spraying nozzle (5), a flow equalizing chamber (7) is arranged between the liquid spraying nozzle (5) and the expansion chambers (3), one end of each liquid spraying nozzle (5) is connected with a liquid pump (14) through a pressure pipe, the liquid pump (14) is connected with a liquid adding box (13) through, add the storage of liquid case (13) and have tail gas treatment fluid, be equipped with on hydrojet (5) with hydrojet valve (15) that treater (4) link to each other, the other end of exhaust branch pipe (2) is equipped with branch pipe temperature sensor (11) and NOX sensor (12), branch pipe temperature sensor (11) with NOX sensor (12) all with treater (4) link to each other.
2. The diesel-electric generator set with a detachable exhaust system for a data operation center according to claim 1, wherein: the gas outlet of the tail gas main pipe (1) is communicated with the gas inlets of all the tail gas branch pipes (2), and the tail gas main pipe (1) and the tail gas branch pipes (2) are stainless steel pipes.
3. The diesel-electric generator set with a detachable exhaust system for a data operation center according to claim 1, wherein: the disassembly ring (8) is connected with the tail gas branch pipe (2) through threads or a buckle.
4. The diesel-electric generator set with a detachable exhaust system for a data operation center according to claim 1, wherein: the outside of expansion chamber (3) be equipped with the electric heating layer that treater (4) link to each other, the one end of expansion chamber (3) inboard be equipped with the igniter that the electric heating layer links to each other.
5. The diesel-electric generator set with a detachable exhaust system for a data operation center according to claim 1, wherein: the particle catching fiber layer (9) is a metal fiber layer, and one or more of platinum, rhodium, palladium, cerium and iron are sprayed on the metal fiber layer.
6. The diesel-electric generator set with a detachable exhaust system for a data operation center according to claim 1, wherein: the tail gas treatment liquid comprises, by weight, 28-39 parts of urea, 50-75 parts of ionized water, 1-3 parts of simethicone, 2-5 parts of a cellulose adsorbent, 2-4 parts of a desulfurizing agent, 1-4 parts of an SAE-9 emulsifier and 3-5 parts of an active agent.
7. The diesel-electric generator set with a detachable exhaust system for a data operation center according to claim 1, wherein; the flow equalizing chamber (7) is positioned in the tail gas branch pipe (2), a plurality of flow equalizing plates are arranged in the flow equalizing chamber (7), dense small holes are uniformly distributed on the flow equalizing plates, and the diameters of the small holes on the flow equalizing plates arranged in parallel from the gas inlet to the gas outlet are gradually reduced.
8. The diesel-electric generator set with a detachable exhaust system for a data operation center according to claim 1, wherein: the liquid adding tank (13) is provided with a liquid level sensor and a liquid adding temperature sensor which are respectively connected with the processor (4), and the liquid pump (14) is provided with a liquid pump pressure sensor and a regulator which are respectively connected with the processor (4) and used for controlling the pressure of the liquid pump (14).
9. The diesel-electric generator set with a detachable exhaust system for a data operation center according to claim 1, wherein: the device is characterized in that a judgment module and an execution module are arranged in the processor (4), the judgment module is used for monitoring whether the content of NOx measured by a NOx sensor (12) on the tail gas branch pipe (2) exceeds the standard or not, if the content of NOx exceeds the standard, the execution module is started, an electromagnetic valve (6) and a liquid spraying valve (15) on the tail gas branch pipe (2) are closed, and a particle capture fiber layer (9) is replaced or tail gas particles in the expansion chamber (3) are removed.
10. The diesel-electric generator set with a detachable exhaust system for a data operation center according to claim 1, wherein: and the gas inlet end of the tail gas branch pipe (2) is provided with a waste gas flowmeter and a waste gas pressure sensor which are respectively connected with the processor (4).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910218167.8A CN109915248B (en) | 2019-03-21 | 2019-03-21 | Diesel generator set with detachable tail gas system for data operation center |
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| CN201910218167.8A CN109915248B (en) | 2019-03-21 | 2019-03-21 | Diesel generator set with detachable tail gas system for data operation center |
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| CN109915248B true CN109915248B (en) | 2020-07-17 |
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| CN114087057B (en) * | 2022-01-10 | 2022-04-12 | 潍柴动力股份有限公司 | double-DPF removal monitoring method and device and engine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07286515A (en) * | 1994-04-18 | 1995-10-31 | Oiles Ind Co Ltd | Exhaust pipe joint and manufacture thereof |
| JP2001263045A (en) * | 2000-03-17 | 2001-09-26 | Suzuki Motor Corp | Muffle device with spark arrester for vehicle |
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| JP2014066166A (en) * | 2012-09-25 | 2014-04-17 | Toyota Motor Corp | Exhaust pipe |
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2019
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| JPH07286515A (en) * | 1994-04-18 | 1995-10-31 | Oiles Ind Co Ltd | Exhaust pipe joint and manufacture thereof |
| CN1373689A (en) * | 1999-09-14 | 2002-10-09 | 达尼埃尔·特布尔 | Exhaust gas treatment devices for internal combustion engines |
| JP2001263045A (en) * | 2000-03-17 | 2001-09-26 | Suzuki Motor Corp | Muffle device with spark arrester for vehicle |
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| JP2014066166A (en) * | 2012-09-25 | 2014-04-17 | Toyota Motor Corp | Exhaust pipe |
| CN204755050U (en) * | 2015-06-26 | 2015-11-11 | 贵州师范大学 | Connection structure of wall flow formula grain catcher in tail gas discharge pipe |
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