CN205225437U - A two -stage is turbocharging system and internal -combustion engine in succession for internal -combustion engine - Google Patents
A two -stage is turbocharging system and internal -combustion engine in succession for internal -combustion engine Download PDFInfo
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- CN205225437U CN205225437U CN201521013301.4U CN201521013301U CN205225437U CN 205225437 U CN205225437 U CN 205225437U CN 201521013301 U CN201521013301 U CN 201521013301U CN 205225437 U CN205225437 U CN 205225437U
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Abstract
The utility model provides a two -stage is turbocharging system and internal -combustion engine in succession for internal -combustion engine. A two -stage turbocharging system in succession includes for the internal -combustion engine: connect in parallel and constitute the first booster group and the second booster group of pressurized construction in succession, first booster group includes: the first high pressure stage compressor of establishing ties and a high pressure turbine stage and the first low -pressure stage turbine of first low -pressure stage compressor and series connection. The utility model provides an internal -combustion engine, include cylinder, the blast pipe that is connected to the cylinder and intake pipe and above -mentioned two -stage turbocharging system in succession. The utility model provides a pressure boost air improves internal -combustion engine power density and slew range, can improve internal -combustion engine low -load performance that two -stage that is used for the internal -combustion engine is turbocharging system in succession, can provide higher for the internal -combustion engine to can realize the full operating mode of pressure boost air through control flap and adjust, but make turbocharging system and internal -combustion engine in the all high efficiency operations of full operating mode within range.
Description
Technical field
The utility model relates to a kind of pressurization system of field of internal combustion engine, particularly relates to a kind of two-stage consecutive pressurization system for internal-combustion engine and has the internal-combustion engine of this two-stage consecutive pressurization system.
Background technique
Two-step supercharging technology is applied with its higher pressure ratio, can raising power of IC engine density by a relatively large margin, and engine fuel economy, heat load and emission performance can be improved in conjunction with technology such as strong Miller, exhaust gas recirculatioon EGR (ExhaustGasRecirculation), but there is boost pressure deficiency when low-load in two-step supercharging technology, the problem of deficiency of air, more difficultly takes into account the high and low performance of operating condition of internal-combustion engine.Sequential pressurizing adopts two or more turbosupercharger, and according to the increase of the operating mode of internal-combustion engine, order increases the technology that pressurized machine runs quantity, and it is single stage supercharging in essence, can not meet current more high target internal-combustion engine to the demand of high pressure-charging pressure.
Two-stage sequential pressurizing technology is the new technology by sequential pressurizing technology and the application of two-step supercharging combine with technique, there is the advantage of sequential pressurizing and two-step supercharging technology simultaneously, while raising power of IC engine density and the margin of power, Economy can be improved, reduces nitrogen oxide and carbon smoke exhaust, raising low-speed big characteristic and accelerating performance.Two-stage consecutive pressurization system, for while internal-combustion engine provides high pressure-charging pressure and large air mass flow, can well be taken into account high and low performance of operating condition, improve full working scope pressurization system efficiency, make internal-combustion engine can reach matched well with pressurization system in whole service operating mode.
The pressurization system that sequential pressurizing and two-step supercharging two kinds of supercharging technologies combine also is employed, Chinese patent CN204357554U proposes in succession changeable/two-stage supercharging structure, sequential pressurizing and two-stage supercharging two kinds of pressure structures are merged by change, achieve the switching of two-step supercharging system and consecutive pressurization system, but because it only has two turbosupercharger, form one group of two-step supercharging structure at the most, two-step supercharging and sequential pressurizing can not be realized at the full working scope of internal combustion engine operation simultaneously.
Model utility content
In view of above-mentioned defect of the prior art or deficiency, the utility model provides a kind of two-stage consecutive pressurization system for internal-combustion engine and internal-combustion engine.
According to an aspect of the present utility model, provide a kind of two-stage consecutive pressurization system for internal-combustion engine, it comprises: in parallel and form the first pressure booster set and second pressure booster set of sequential pressurizing structure;
Described first pressure booster set comprises: the first high pressure stage gas compressor of series connection and the first low pressure stage gas compressor, and series connection the first high-pressure turbine stage and the first lower pressure stage turbines.
According to another aspect of the present utility model, a kind of internal-combustion engine is provided, comprises cylinder, also comprise the outlet pipe and suction tude and above-mentioned two-stage consecutive pressurization system that are connected to described cylinder.
In the utility model, a kind of two-stage consecutive pressurization system being applied to internal-combustion engine provided, sequential pressurizing structure is formed by the first pressure booster set and the parallel connection of the second pressure booster set, and one of them pressure booster set comprises two booster stages, realize two-step supercharging and sequential pressurizing at the full working scope of internal combustion engine operation simultaneously, this pressurization system has the advantage of sequential pressurizing and two-step supercharging technology, while raising power of IC engine density and the margin of power, Economy can be improved, reduces NOx and carbon smoke exhaust, raising low-load performance and accelerating performance.The utility model can provide two-stage consecutive pressurization system for internal-combustion engine, while internal-combustion engine provides high pressure-charging pressure and large air mass flow, can well take into account high and low performance of operating condition, improves internal-combustion engine full working scope pressurization system efficiency.
Accompanying drawing explanation
By reading the detailed description done non-limiting example done with reference to the following drawings, the other features, objects and advantages of the application will become more obvious:
The structural representation of the pressurization system of the internal-combustion engine that Fig. 1 provides for the utility model.
Embodiment
Below in conjunction with drawings and Examples, the application is described in further detail.Be understandable that, specific embodiment described herein is only for explaining relevant utility model, but not the restriction to this model utility.It also should be noted that, for convenience of description, in accompanying drawing, illustrate only the part relevant to model utility.
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the application in detail in conjunction with the embodiments.
On the one hand, an embodiment of the present utility model provides a kind of two-stage consecutive pressurization system for internal-combustion engine, and it comprises: in parallel and form the first pressure booster set and second pressure booster set of sequential pressurizing structure; First pressure booster set comprises: the first high pressure stage gas compressor of series connection and the first low pressure stage gas compressor, and series connection the first high-pressure turbine stage and the first lower pressure stage turbines.
Design as shown in dotted line frame in Fig. 1 is the two-stage consecutive pressurization system for internal-combustion engine, first pressure booster set comprises: the first high pressure stage gas compressor 6 and the first low pressure stage gas compressor 12 of series connection, and the first high-pressure turbine stage 7 and the first lower pressure stage turbines 9 of series connection.Wherein, the first high pressure stage gas compressor 6 connects the first high-pressure turbine stage 7 and forms high pressure booster stage, and the first low pressure stage gas compressor 12 connects the first lower pressure stage turbines 9 and forms low-pressure charging level.
Further, the first pressure booster set is basic pressure booster set, for providing pressurized air to internal-combustion engine; Second pressure booster set is controlled boost device group, and under the condition that the first pressure booster set provides pressurized air to internal-combustion engine, the traffic requirement according to internal-combustion engine provides pressurized air to internal-combustion engine further.
As a kind of optional mode of execution of the utility model, as shown in the structure in Fig. 1 dotted line frame, second pressure booster set comprises the gas compressor passage 3 of the suction tude being connected to internal-combustion engine and is connected to the turbine passage 3 ' of outlet pipe of cylinder of internal-combustion engine, second pressure booster set also comprises: the gas control valve 5 being arranged on the air shut-off valve 4 in gas compressor passage 3 and being arranged in turbine passage 3 ', under the condition that the first pressure booster set provides pressurized air to internal-combustion engine, air shut-off valve 4 and gas control valve 5 control startup and the stopping of the second pressure booster set according to the air of internal-combustion engine and gas flow.
The two-stage consecutive pressurization system that the utility model provides, first pressure booster set is basic pressure booster set, second pressure booster set is controlled boost device group, in parallel and form sequential pressurizing structure by the first pressure booster set and the second pressure booster set, and one of them comprises two booster stages in two pressure booster set, as mentioned above, the first pressure booster set comprises two booster stages, forms two-stage supercharging structure.The two-stage consecutive pressurization system that the utility model provides, can make the full working scope of internal combustion engine operation realize two-step supercharging and sequential pressurizing simultaneously.In addition, control the start and stop of the second pressure booster set depending on traffic requirement in internal-combustion engine, the second pressure booster set can be set to one-level pressure structure, can certainly be set to two-stage supercharging structure.
As the optional implementation methods of one, the second pressure booster set in the utility model is preferably two-stage supercharging structure, concrete, as shown in Figure 1, second pressure booster set comprises: the second high pressure stage gas compressor 6 ' and the second low pressure stage gas compressor 12 ' of series connection, and series connection the second high-pressure turbine stage 7 ' and the second lower pressure stage turbines 9 '.Wherein, the second high pressure stage gas compressor 6 ' connects the second high-pressure turbine stage 7 ' and forms high pressure booster stage, and the second low pressure stage gas compressor 12 ' connects the second lower pressure stage turbines 9 ' and forms low-pressure charging level.
By the startup with the second pressure booster set of two-stage supercharging structure described in air shut-off valve 4 and gas control valve 5 control diagram and stopping.When internal combustion engine operation is at the Part load that air flow requirements is lower, second pressure booster set can not reruned by closedown gas control valve and air shut-off valve, I. C. engine exhaust all enters basic pressure booster set by custom-designed communicating exhaust gas pipe, reaches the object improving sub load boost pressure, improve internal-combustion engine part load performance.
Further, as the optional mode of execution of one, the two-stage consecutive pressurization system for internal-combustion engine that the utility model provides, also comprise: interstage cooler, be arranged between the first high pressure stage gas compressor and the first low pressure stage gas compressor and between the second high pressure stage gas compressor and the second low pressure stage gas compressor; And
The cooling waterpump of adjustable flow, it is communicated with the interstage cooler in the first pressure booster set and the second pressure booster set, for regulating the cooling water flow of interstage cooler.
Concrete, an interstage cooler is set between the first high pressure stage gas compressor and the first low pressure stage gas compressor and between the second high pressure stage gas compressor and the second low pressure stage gas compressor to share; Can certainly be as shown in Figure 1, between the first high pressure stage gas compressor 6 and the first low pressure stage gas compressor, between 12 and between the second high pressure stage gas compressor 6 ' and the second low pressure stage gas compressor 12 ', an interstage cooler 11 is set respectively, in order to cool the air in respective pressure booster set after the process of low pressure stage gas compressor respectively.
Further, provide different cooling water flows to interstage cooler 11 by adjustable flow cooling waterpump 13, match with the running state controlled through the cooled gas temperature of interstage cooler and system.Preferably, be 30-50 DEG C through the cooled gas temperature of interstage cooler, can provide different from the cooled gas temperature of interstage cooler under the different operating mode of internal-combustion engine, optimization system overall performance, improves pressurization system total efficiency.
Further, as one preferred embodiment, the two-stage consecutive pressurization system for internal-combustion engine that the utility model provides also comprises air inlet bleed valve 14, it is connected to the outlet of the first high pressure stage gas compressor 6 and the second high pressure stage gas compressor 6 ', for regulating the pressure of the air providing internal-combustion engine.When internal combustion engine operation is in higher operating mode, can by regulating the aperture of air inlet bleed valve 14, partial boost air is made directly to enter air, thus reduce boost pressure, reduce and enter the air quantity of cylinder of internal-combustion engine, and then control to reduce pressurization system efficiency, prevent combustion engine mechanical load too high and pressurized machine hypervelocity, make internal-combustion engine and pressurization system can the running in high operating mode of safety.
Further, at least one in the first pressure booster set and the second pressure booster set is also provided with: high pressure stage turbine bypass valve, is connected in parallel on the two ends of high pressure stage turbine, when high pressure stage turbine bypass valve is opened, is reduced by the exhaust gas flow of high pressure stage turbine bypass valve; And/or
Lower pressure stage turbine bleed valve, is connected in parallel on the two ends of lower pressure stage turbine, and when lower pressure stage turbine bleed valve is opened, release flows to the portion of lower pressure stage turbine.
As a kind of optional embodiment of the utility model, in the first pressure booster set and the second pressurized machine, be provided with high pressure stage turbine bypass valve and lower pressure stage turbine bleed valve.
As shown in Figure 1, in the first pressure booster set, the first high pressure stage turbine bypass valve 8 is connected in parallel on the two ends of the first high pressure stage turbine 7, and the first lower pressure stage turbine bleed valve 10 is connected in parallel on the two ends of the first lower pressure stage turbine 9; In second pressure booster set, the second high pressure stage turbine bypass valve 8 ' is connected in parallel on the two ends of the second high pressure stage turbine 7 ', and the second lower pressure stage turbine bleed valve 10 ' is connected in parallel on the two ends of the second lower pressure stage turbine 9 '.
Namely in each pressure booster set, the high pressure stage turbine bypass valve of adjustable aperture is set between high pressure stage turbine inlet and lower pressure stage turbine import, by regulating the aperture of high pressure stage turbine bypass valve, utilize the pressure difference between high pressure stage turbine inlet and lower pressure stage turbine import, part I. C. engine exhaust is made directly to enter low-pressure turbine without high pressure turbine, reduce the total output of two-stage turbine machine, reach the object of adjustable reduction boost pressure; In each pressure booster set, the lower pressure stage turbine bleed valve of adjustable aperture in parallel between lower pressure stage turbine is imported and exported, by regulating the aperture of lower pressure stage turbine bleed valve, part I. C. engine exhaust is made directly to enter air without lower pressure stage turbines, reduce the total output of two-stage turbine machine, reach and prevent low pressure stage pressurized machine from exceeding the speed limit and reduce the object of boost pressure.
As another aspect, the utility model additionally provides a kind of internal-combustion engine, comprises cylinder, also comprises the outlet pipe and suction tude that are connected to cylinder, and the two-stage consecutive pressurization system of above-mentioned introduction.
Further, this internal-combustion engine also comprises the internal-combustion engine intercooler be arranged in the suction tude of cylinder, and internal-combustion engine intercooler cools the pressurization gas from two-stage consecutive pressurization system be received via suction tude.
Further, this internal-combustion engine also comprises: making-up air device, it is connected between cylinder and internal-combustion engine intercooler, and the gas supply control valve comprising air cylinder and be connected with air cylinder, for supplementing pressurized air to cylinder in the handoff procedure of two-stage consecutive pressurization system.
As a kind of optional mode of execution, for better understanding the two-stage consecutive pressurization system for internal-combustion engine that the utility model provides, this two-stage consecutive pressurization system and the connection of internal-combustion engine miscellaneous part and the working method of internal-combustion engine, do to introduce as follows:
As shown in Figure 1, the internal-combustion engine that the utility model provides comprises multiple cylinder, and multiple cylinder forms two row cylinders, and two row cylinders comprise A row cylinder 1 and B row cylinder 1 '; Internal-combustion engine also comprises the outlet pipe 2 connecting A row cylinder and the outlet pipe 2 ' connecting B row cylinder, and in the application, outlet pipe 2 is communicated with by the first pipeline 20 with outlet pipe 2 ';
Second high-pressure turbine stage and the second lower pressure stage turbines are communicated to outlet pipe 2 ' by turbine passage 3 ' by the second pressure booster set, and the first high-pressure turbine stage and the first lower pressure stage turbines are communicated to outlet pipe 2 by the turbine passage (unmarked in diagram) of the first high pressure stage turbine outlet by same first pressure booster set;
In addition, in the application, the gas compressor passage 3 of the second pressure booster set is communicated with by second pipe 20 ' with the gas compressor passage (unmarked in diagram) of the first pressure booster set, and second pipe 20 ' is communicated to air inlet bleed valve 14 and intake manifold 15, achieve being communicated with of intake manifold 15 and air inlet bleed valve 14; Intake manifold 15 is connected to the suction tude 16 of A row cylinder through pipeline, intake manifold 15 is also connected to the suction tude 16 ' of B row cylinder through pipeline, internal-combustion engine intercooler 19 is arranged on the pipeline place being communicated with suction tude 16, suction tude 16 ' and intake manifold 15, and internal-combustion engine intercooler 19 cools the pressurization gas from two-stage consecutive pressurization system be received via suction tude.
Wherein, first pipeline 20 and second pipe 20 ' are custom-designed communicating exhaust gas pipe, when convenient closedown gas control valve and air shut-off valve make the second pressure booster set out of service, I. C. engine exhaust all enters the first pressure booster set (i.e. basic pressure booster set) by custom-designed communicating exhaust gas pipe.
Between suction tude after two row cylinders and internal-combustion engine intercooler, making-up air device is provided with between suction tude 16 and suction tude 16 ', the gas supply control valve 18 that making-up air device comprises air cylinder 17 and is connected with air cylinder, gas supply control valve 18 by pipeline communication to suction tude 16 and suction tude 16 ', for supplementing pressurized air to cylinder in the handoff procedure of two-stage consecutive pressurization system, and then improve boost pressure, improve and enter the air quantity of internal-combustion engine, prevent the turbocharger surge that may cause because air mass flow is not enough in handoff procedure.
The internal-combustion engine of the two-stage consecutive pressurization system that the application provides in the course of the work, its exhaust enters two-stage consecutive pressurization system through outlet pipe 2 and outlet pipe 2 ', air after supercharging is sent into internal-combustion engine intercooler 19 by intake manifold 15 by two-stage consecutive pressurization system, and pressurized air is entered in the cylinder of internal-combustion engine by suction tude 16 and suction tude 16 ' and participates in burning after internal-combustion engine intercooler 19 cools.
When internal combustion engine, in each pressure booster set, I. C. engine exhaust is successively through high pressure stage turbine and lower pressure stage turbine expansion work, fresh air is successively by entering cylinder after the compression of low pressure stage gas compressor and high pressure stage gas compressor, air is after low pressure stage gas compressor, enter also will cooling through interstage cooler before of high pressure stage gas compressor, this cooling can provide higher boost pressure and efficiency for internal-combustion engine.
The start and stop of the second pressure booster set are controlled by air shut-off valve, gas control valve, thus control often organize pressurized machine in succession put into operation, when internal combustion engine operation is in lower operating mode, unlatching gas control valve and air shut-off valve reach the object of the lower operating mode boost pressure of raising and pressurization system efficiency with this; And when internal combustion engine operation is in higher operating mode, close gas control valve and air shut-off valve.
High pressure stage turbine bypass valve and lower pressure stage turbine bleed valve is provided with in two pressure booster set of the application.When internal-combustion engine high operating mode is run, high pressure stage turbine exhaust flow can be reduced by by opening high pressure stage turbine bypass valve, reach the object reducing boost pressure; Or by opening lower pressure stage turbine bleed valve, reach the object reducing boost pressure and the object preventing low pressure stage pressurized machine from exceeding the speed limit.
In addition, air inlet bleed valve 14 is arranged on high pressure stage blower outlet, when internal combustion engine operation is in higher operating mode, by opening air inlet bleed valve, partial boost air can be made directly to enter air without internal-combustion engine intercooler, thus reduce boost pressure, reduce and enter the air quantity of cylinder of internal-combustion engine, and then control to reduce pressurization system efficiency, prevent combustion engine mechanical load too high and pressurized machine hypervelocity, make internal-combustion engine and pressurization system can the running in high operating mode of safety.And, if air mass flow is not enough in sequential pressurizing handoff procedure, by making-up air device, the pressurized air in air cylinder is introduced cylinder by suction tude, boost pressure is provided and enters the air quantity of internal-combustion engine, avoid the turbocharger surge caused because air mass flow is not enough in handoff procedure.
According to above-mentioned one or more mode of execution, the internal-combustion engine that the application provides is provided with two groups of two-step supercharging structures, one group is basic pressure booster set, another group is controlled boost device group, control the start and stop of controlled boost device group to realize the sequential pressurizing structure of two groups of two-step supercharging structures by arranging control valve (air shut-off valve, gas control valve), thus realize being combined of supercharging technology and sequential pressurizing technology.Wherein, two pressure booster set are provided with high pressure stage turbine bypass valve, the adjustable reduction boost pressure of lower pressure stage turbine bleed valve; Enter the air quantity of internal-combustion engine during by arranging air inlet bleed valve and reducing high operating mode, prevent combustion engine mechanical load too high and pressurized machine hypervelocity; Improving by arranging making-up air device the air quantity entering diesel engine, preventing the generation of surging phenomenon.Like this, internal-combustion engine just can possess the advantage of sequential pressurizing and two-step supercharging technology simultaneously, two-stage consecutive pressurization system has the range of operation of high pressure-charging pressure and expansion simultaneously, can well take into account high and low performance of operating condition, improve full working scope pressurization system efficiency, make internal-combustion engine can reach matched well with pressurization system in whole service operating mode.
More than describe and be only the preferred embodiment of the application and the explanation to institute's application technology principle.Those skilled in the art are to be understood that, model utility scope involved in the application, be not limited to the technological scheme of the particular combination of above-mentioned technical characteristics, also should be encompassed in when not departing from the design of described model utility, other technological scheme of being carried out combination in any by above-mentioned technical characteristics or its equivalent feature and being formed simultaneously.The technical characteristics that such as, disclosed in above-mentioned feature and the application (but being not limited to) has similar functions is replaced mutually and the technological scheme formed.
Claims (10)
1., for a two-stage consecutive pressurization system for internal-combustion engine, it comprises:
In parallel and form the first pressure booster set and second pressure booster set of sequential pressurizing structure;
It is characterized in that, described first pressure booster set comprises: the first high pressure stage gas compressor of series connection and the first low pressure stage gas compressor, and series connection the first high-pressure turbine stage and the first lower pressure stage turbines.
2. the two-stage consecutive pressurization system for internal-combustion engine according to claim 1, is characterized in that, described first pressure booster set is basic pressure booster set, for providing pressurized air to internal-combustion engine;
Described second pressure booster set is controlled boost device group, and under the condition that described first pressure booster set provides pressurized air to internal-combustion engine, the traffic requirement according to internal-combustion engine provides pressurized air to internal-combustion engine further.
3., as claimed in claim 2 for the two-stage consecutive pressurization system of internal-combustion engine, it is characterized in that,
Described second pressure booster set comprises the gas compressor passage of the suction tude being connected to cylinder of internal-combustion engine and is connected to the turbine passage of outlet pipe of cylinder of internal-combustion engine,
Described second pressure booster set also comprises: the gas control valve being arranged on the air shut-off valve in described gas compressor passage and being arranged in described turbine passage, under the condition that described first pressure booster set provides pressurized air to internal-combustion engine, described air shut-off valve and gas control valve control startup and the stopping of described second pressure booster set according to the air of internal-combustion engine and gas flow.
4. as claimed in claim 2 for the two-stage consecutive pressurization system of internal-combustion engine, it is characterized in that, described second pressure booster set comprises: the second high pressure stage gas compressor of series connection and the second low pressure stage gas compressor, and series connection the second high-pressure turbine stage and the second lower pressure stage turbines.
5. the two-stage consecutive pressurization system for internal-combustion engine according to claim 4, is characterized in that, also comprise:
Interstage cooler, is arranged between described first high pressure stage gas compressor and described first low pressure stage gas compressor and between described second high pressure stage gas compressor and described second low pressure stage gas compressor; With
The cooling waterpump of adjustable flow, it is communicated to described interstage cooler, for regulating the cooling water flow of described interstage cooler.
6. the two-stage consecutive pressurization system for internal-combustion engine as described in claim 4 or 5, is characterized in that, also comprise:
Air inlet bleed valve, is connected to the outlet of described first high pressure stage gas compressor and described second high pressure stage gas compressor, for regulating the pressure of the air being supplied to internal-combustion engine.
7. the two-stage consecutive pressurization system for internal-combustion engine according to claim 4 or 5, is characterized in that, at least one in described first pressure booster set and the second pressure booster set also comprises:
High pressure stage turbine bypass valve, is connected in parallel on the two ends of described high pressure stage turbine, when described high pressure stage turbine bypass valve is opened, is reduced by the exhaust gas flow of described high pressure stage turbine; And/or
Lower pressure stage turbine bleed valve, is connected in parallel on the two ends of described lower pressure stage turbine, and when described lower pressure stage turbine bleed valve is opened, release flows to the portion of described lower pressure stage turbine.
8. an internal-combustion engine, comprises cylinder, it is characterized in that, also comprises the outlet pipe that is connected to described cylinder and suction tude, two-stage consecutive pressurization system according to any one of claim 1-7.
9. internal-combustion engine as claimed in claim 8, it is characterized in that, also comprise the internal-combustion engine intercooler in the suction tude being arranged on described cylinder, described internal-combustion engine intercooler cools the pressurization gas from described two-stage consecutive pressurization system be received via described suction tude.
10. internal-combustion engine according to claim 9, it is characterized in that, also comprise: making-up air device, it is connected between described cylinder and described internal-combustion engine intercooler, and the gas supply control valve comprising air cylinder and be connected with described air cylinder, for supplementing pressurized air to described cylinder in the handoff procedure of described two-stage consecutive pressurization system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521013301.4U CN205225437U (en) | 2015-12-08 | 2015-12-08 | A two -stage is turbocharging system and internal -combustion engine in succession for internal -combustion engine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521013301.4U CN205225437U (en) | 2015-12-08 | 2015-12-08 | A two -stage is turbocharging system and internal -combustion engine in succession for internal -combustion engine |
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| CN205225437U true CN205225437U (en) | 2016-05-11 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105386856A (en) * | 2015-12-08 | 2016-03-09 | 中国船舶重工集团公司第七一一研究所 | Two-stage sequential turbocharging system used for internal combustion engine and internal combustion engine |
| CN109339938A (en) * | 2018-12-07 | 2019-02-15 | 哈尔滨工程大学 | Three-state two-stage sequential supercharging system and control method thereof |
| CN109505693A (en) * | 2017-09-14 | 2019-03-22 | 曼恩能源方案有限公司 | The method of internal combustion engine, the turbocharger for internal combustion engine and operation internal combustion engine |
| CN115419500A (en) * | 2022-09-21 | 2022-12-02 | 中国第一汽车股份有限公司 | Intercooler structure, engine and engine control method |
-
2015
- 2015-12-08 CN CN201521013301.4U patent/CN205225437U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105386856A (en) * | 2015-12-08 | 2016-03-09 | 中国船舶重工集团公司第七一一研究所 | Two-stage sequential turbocharging system used for internal combustion engine and internal combustion engine |
| CN109505693A (en) * | 2017-09-14 | 2019-03-22 | 曼恩能源方案有限公司 | The method of internal combustion engine, the turbocharger for internal combustion engine and operation internal combustion engine |
| CN109339938A (en) * | 2018-12-07 | 2019-02-15 | 哈尔滨工程大学 | Three-state two-stage sequential supercharging system and control method thereof |
| CN115419500A (en) * | 2022-09-21 | 2022-12-02 | 中国第一汽车股份有限公司 | Intercooler structure, engine and engine control method |
| CN115419500B (en) * | 2022-09-21 | 2023-09-22 | 中国第一汽车股份有限公司 | Intercooler structure, engine and engine control method |
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