CN208845265U - Hybrid power engine turbocharger - Google Patents
Hybrid power engine turbocharger Download PDFInfo
- Publication number
- CN208845265U CN208845265U CN201821609116.5U CN201821609116U CN208845265U CN 208845265 U CN208845265 U CN 208845265U CN 201821609116 U CN201821609116 U CN 201821609116U CN 208845265 U CN208845265 U CN 208845265U
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- China
- Prior art keywords
- turbocharger
- turbine shroud
- hybrid power
- power engine
- engine
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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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Abstract
The utility model discloses a kind of hybrid power engine turbocharger, the booster ontology of hybrid power engine turbocharger includes the turbine shroud being fixedly connected sequentially, middle cooled case and compressor housings.Returning pipe joint and oil returning pipe joint are provided on middle cooled case.Turbine shroud is provided with turbine shroud exhaust gas inlet, and temperature sensor is provided at turbine shroud exhaust gas inlet, runoff investigation solenoid valve is provided on the returning pipe joint of middle cooled case.Hybrid power engine is when shutting down; the delivery temperature of engine is detected according to temperature sensor; it controls runoff investigation solenoid valve and carries out corresponding actions; if the excessive discharge temperature that temperature sensor detects; according to the return water rate in the presetting process control return pipe of Engine ECU; so that the return water rate of cooling water is slack-off, it can be ensured that the cooling effect of turbocharger improves the service life of turbocharger.
Description
Technical field
The utility model belongs to engine component technical field, and in particular to a kind of hybrid power engine is increased with turbine
Depressor.
Background technique
In present society, people are more and more stronger to the protective awareness of environment, and the energy using environmental protection is protection environment
One important measures, for this purpose, people also increasingly pay close attention to the performance and used life of natural gas engine.
In the prior art, since the delivery temperature of natural gas engine is higher, so the turbocharger used is water cooling
Turbocharger, the good cooling results of the cooling effect of water cooling turbocharger turbocharger colder than oil.
With the increasingly raising that urban environment requires, natural gas engine matches the ownership of hybrid-power bus year by year
Increase, hybrid-power bus has the case where frequent quick start-stop when in use, and therefore, hybrid-power bus is dynamic to mixing
The cooling of the water cooling turbocharger of force engine, more stringent requirements are proposed for lubrication.
Hybrid power engine on hybrid-power bus when in use, in the presence of the water cooling turbocharger of engine
Column hidden danger:
1) foundation and holding of the oil pressure for being lubricated to turbocharger rely primarily on driven by engine lubricating oil pump
To realize, bus will lead to oil pressure in frequent quickly start-stop and quickly can not establish and keep for work, lead to turbocharger
Lubricant effect is deteriorated；
2) foundation for carrying out cooling hydraulic pressure to turbocharger and holding rely primarily on driven by engine plugman
Make to realize, bus will lead to hydraulic pressure in frequent quickly start-stop and quickly can not establish and keep, and lead to the cold of turbocharger
But effect is deteriorated；
3) lubrication of turbocharger, cooling effect are deteriorated, and will lead to the abrasion of turbocharger, reduce turbocharger
Service life, in some instances it may even be possible to will appear off-axis oil leak so that cause kindling the problem of.
Summary of the invention
The technical problem to be solved by the utility model is to provide a kind of hybrid power engine turbocharger, energy
The cooling effect for enough ensuring turbocharger improves the service life of turbocharger.
In order to solve the above technical problems, the technical solution of the utility model is:
Hybrid power engine turbocharger, the turbocharger include: booster ontology；The booster sheet
Body includes turbine shroud, middle cooled case and compressor housings, the turbine shroud, the middle cooled case and the compressor
Shell is fixedly connected sequentially, and the turbine shroud is provided with turbine shroud exhaust gas inlet, is provided with return water on the middle cooled case
Pipe fitting and oil returning pipe joint, are provided with temperature sensor at the turbine shroud exhaust gas inlet, the middle cooled case it is described
Runoff investigation solenoid valve is provided on returning pipe joint.
Further, the runoff investigation solenoid valve is PWM solenoid valve.
Further, fuel-flow control solenoid valve is provided on the oil returning pipe joint of the middle cooled case.
Further, the fuel-flow control solenoid valve is electromagnetic shut-off valve.
By adopting the above-described technical solution, the beneficial effects of the utility model are:
The booster ontology of hybrid power engine turbocharger include the turbine shroud being fixedly connected sequentially, in it is cold
Shell and compressor housings.Returning pipe joint and oil returning pipe joint are provided on middle cooled case.Turbine shroud is provided with whirlpool
Shell exhaust gas inlet is taken turns, temperature sensor is provided at turbine shroud exhaust gas inlet, is arranged on the returning pipe joint of middle cooled case
There is runoff investigation solenoid valve.Hybrid power engine detects the delivery temperature of engine, control according to temperature sensor when shutting down
Water production electromagnetic valve for adjusting carries out corresponding actions, if the excessive discharge temperature that temperature sensor detects, according to Engine ECU
Return water rate in presetting process control return pipe, so that the return water rate of cooling water is slack-off, it can be ensured that turbocharger
Cooling effect, improve the service life of turbocharger.
Electromagnetic shut-off valve is additionally provided on the oil returning pipe joint of middle cooled case, hybrid power engine is when shutting down, root
According to the delivery temperature of temperature sensor detection engine, control electromagnetic shut-off valve carries out corresponding actions, if temperature sensor is examined
The excessive discharge temperature measured, according to the oil return rate in the presetting process control oil return pipe of Engine ECU, so that lubricating oil
Oil return rate is slack-off, it can be ensured that the lubricant effect of turbocharger further improves the service life of turbocharger.
Detailed description of the invention
Fig. 1 is the perspective view of the hybrid power engine turbocharger of the utility model；
Fig. 2 is the structural schematic diagram of the hybrid power engine turbocharger of the utility model；
Fig. 3 is the left view of Fig. 2；
In figure, 1- turbine shroud, 11- outlet port, 12- exhaust pipe of engine mounting flange, 13- turbine shroud
Exhaust gas inlet, 2- compressor housings, 21- compressor air export, 22- compressor air import, cooled case in 3-, 4-PWM electricity
Magnet valve, 5- temperature sensor, 6- electromagnetic shut-off valve, 7- returning pipe joint, 8- oil returning pipe joint.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and examples.
In conjunction with Fig. 1, Fig. 2 and Fig. 3 jointly shown in, a kind of hybrid power engine turbocharger, it include pressurization
Device ontology, booster ontology include the turbine shroud 1, middle cooled case 3 and compressor housings 2 being fixedly connected sequentially, turbine case
Body 1, middle cooled case 3 and compressor housings 2 can be fixedly connected by bolt, or can consolidating by other routines
Determine connection type to be fixedly connected.
Turbine shroud 1 is provided with turbine shroud exhaust gas inlet 13, the temperature sensor 5 at turbine shroud exhaust gas inlet 13,
It is provided with the returning pipe joint 7 for cooling return pipe connection on middle cooled case 3, is set on the returning pipe joint 7 of middle cooled case 3
It is equipped with runoff investigation solenoid valve, the preferred PWM solenoid valve 4 of runoff investigation solenoid valve.
The oil returning pipe joint 8 connecting with the oil return pipe for lubrication is provided on middle cooled case 3, middle cooled case 3 returns
Fuel-flow control solenoid valve, the preferred electromagnetic shut-off valve 6 of fuel-flow control solenoid valve are provided on oil connection 8.
When shutting down, the cooling and lubricating process of turbocharger is described in detail as follows the engine of hybrid-power bus:
The turbine shroud 1 of turbocharger is connect by exhaust pipe of engine mounting flange 12 with the exhaust pipe of engine,
The exhaust gas of engine discharge is entered in turbine shroud 1 by turbine shroud exhaust gas inlet 13, and the exhaust gas using engine discharge is used
Property impulse force push the indoor turbine of turbine, exhaust gas is discharged by outlet port 11.The compressor housings 2 of turbocharger are logical
It crosses compressor air intlet 22 to connect with air cleaner, turbine drives coaxial impeller again, and impeller force feed is by air cleaner
The air that pipeline is sent is allowed to enter cylinder by compressor air outlet 21 after pressurization.Temperature sensor 5, PWM solenoid valve 4,
And electromagnetic shut-off valve 6 is electrically connected with Engine ECU, above-mentioned electric connection mode belongs to known to those skilled in the art
Common sense, details are not described herein.The exhaust of engine is detected by the way that the temperature sensor 5 at turbine shroud exhaust gas inlet 13 is arranged in
Temperature, when delivery temperature is lower than 500 DEG C, the presetting holding of control logic process control electromagnetic shut-off valve 6 of Engine ECU is opened
Logical state, PWM solenoid valve 4 carry out return water, i.e. PWM=100% with maximum return water rate；When delivery temperature is higher than 500 DEG C, hair
The presetting control logic process control electromagnetic shut-off valve 6 of motivation ECU keeps cutting closed state, and PWM solenoid valve 4 is according to mark
Fixed delivery temperature is controlled with PWM value corresponding relationship, and when PWM=0%, PWM solenoid valve 4 is with the smallest return water rate control
Return water.Above-mentioned Engine ECU is to the control process of temperature sensor 5, PWM solenoid valve 4 and electromagnetic shut-off valve 6 to this field
Belong to common knowledge for technical staff, details are not described herein.It can ensure turbine by control return water rate and oil return rate
The lubricant effect of booster further improves the service life of turbocharger.
Although the foregoing describe specific embodiment of the present utility model, it should be appreciated by those skilled in the art,
Described embodiment is only a part of the embodiment of the utility model, and instead of all the embodiments, these are only to lift
Example explanation, the protection scope of the utility model is to be defined by the appended claims.Those skilled in the art is without departing substantially from this
It, can be to these embodiments under any creative labor of no process under the premise of the principle and essence of utility model
Various changes or modifications are made, but these change and modification each fall within the protection scope of the utility model.
Claims (4)
1. hybrid power engine turbocharger, the turbocharger includes: booster ontology；The booster ontology
Including turbine shroud, middle cooled case and compressor housings, the turbine shroud, the middle cooled case and the compressor casing
Body is fixedly connected sequentially, and the turbine shroud is provided with turbine shroud exhaust gas inlet, is provided with return pipe on the middle cooled case
Connector and oil returning pipe joint, which is characterized in that be provided with temperature sensor at the turbine shroud exhaust gas inlet, it is described in cold shell
Runoff investigation solenoid valve is provided on the returning pipe joint of body.
2. hybrid power engine turbocharger as described in claim 1, which is characterized in that the runoff investigation electromagnetism
Valve is PWM solenoid valve.
3. hybrid power engine turbocharger as described in claim 1, which is characterized in that the institute of the middle cooled case
It states and is provided with fuel-flow control solenoid valve on oil returning pipe joint.
4. hybrid power engine turbocharger as claimed in claim 3, which is characterized in that the fuel-flow control electromagnetism
Valve is electromagnetic shut-off valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821609116.5U CN208845265U (en) | 2018-09-29 | 2018-09-29 | Hybrid power engine turbocharger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821609116.5U CN208845265U (en) | 2018-09-29 | 2018-09-29 | Hybrid power engine turbocharger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208845265U true CN208845265U (en) | 2019-05-10 |
Family
ID=66374863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821609116.5U Active CN208845265U (en) | 2018-09-29 | 2018-09-29 | Hybrid power engine turbocharger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208845265U (en) |
-
2018
- 2018-09-29 CN CN201821609116.5U patent/CN208845265U/en active Active
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