CN102061981A - Turbocharger and anti-surge device thereof - Google Patents
Turbocharger and anti-surge device thereof Download PDFInfo
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- CN102061981A CN102061981A CN2010105505998A CN201010550599A CN102061981A CN 102061981 A CN102061981 A CN 102061981A CN 2010105505998 A CN2010105505998 A CN 2010105505998A CN 201010550599 A CN201010550599 A CN 201010550599A CN 102061981 A CN102061981 A CN 102061981A
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- turbosupercharger
- gas compressor
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- air pressure
- air
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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
Abstract
The invention discloses a turbocharger and an anti-surge device thereof. The turbocharger comprises a compressor and a turbine and is characterized in that the anti-surge device of the turbocharger comprises an air pressure measurement device, a gas pressure measurement device, a gas release valve and a control device, wherein the air pressure measurement device is arranged on an outlet pipeline of the compressor and is used for measuring the air pressure of the outlet pipeline of the compressor; the gas pressure measurement device is arranged on an inlet pipeline of the turbine and is used for measuring the gas pressure of the inlet pipeline of the turbine; the gas release valve is arranged on the outlet pipeline of the compressor, comprises an open state and a closure state and is used for releasing air in the compressor when the gas release valve is in the open state; and the control device is connected with the air pressure measurement device and the gas pressure measurement device and is used for controlling the gas release valve to be in the open state when the ratio of the air pressure to the gas pressure is larger than a preset ratio threshold value, thereby preventing the turbocharger from surging.
Description
Technical field
The present invention relates to turbocharging technology, relate in particular to a kind of anti-surge installation and turbosupercharger of turbosupercharger.
Background technique
Exhaust-gas turbocharger (abbreviation turbosupercharger) is made up of turbo machine and gas compressor two critical pieces, the combustion gas of the high temperature and high speed that cylinder of internal-combustion engine is discharged, infeed turbo machine through outlet pipe, promote the turbine rotation, turbine drives with its coaxial compressor impeller again and rotates.Gas compressor compresses inhaled air to increase the pressure of air, and the air stream of process supercharging infeeds cylinder, thereby reaches the purpose of supercharging through intake lines of combustion engines.
Surge is one of turbosupercharger common faults, it shows as the centrifugal violent airflow fluctuation of gas compressor appearance, and (air-flow shows with periodic, strong pulse shape, be pressure, speed and the flow rapid change of air-flow), and with very big blare.When turbosupercharger generation surge, the working efficiency of main frame (diesel engine) is descended, thereby caused bigger economic loss.In the prior art, can adopt the air mass flow of the blade height of the Diffuser that reduces gas compressor, thereby reach the purpose that prevents turbo-charger surge in order to the minimizing supercharging.
But, in the above-mentioned prior art, no matter whether pressurized machine surge takes place, all be to work all the time by the setting of said fixing always, increased the surge margin of turbosupercharger, reduce the efficient of turbosupercharger, thereby reduced the working efficiency of diesel engine, increased the fuel oil fuel consumption and the delivery temperature of diesel engine.
Summary of the invention
The invention provides a kind of anti-surge installation and turbosupercharger of turbosupercharger, in order to prevent turbosupercharger generation surge, avoid because the efficient of the turbosupercharger that blade height caused of the Diffuser of reduction gas compressor reduces, the working efficiency of diesel engine reduces, the fuel oil fuel consumption of diesel engine increases and delivery temperature raises.
The invention provides a kind of anti-surge installation of turbosupercharger, described turbosupercharger comprises gas compressor and turbo machine, and the anti-surge installation of described turbosupercharger comprises:
The air pressure measuring device is arranged on the outlet conduit of described gas compressor, is used to measure the air pressure on the outlet conduit of described gas compressor;
The gaseous-pressure measuring device is arranged on the inlet pipeline of described turbo machine, is used to measure the gaseous-pressure on the inlet pipeline of described turbo machine;
Bleed valve is arranged on the outlet conduit of described gas compressor, comprises opening state and closed state, when described bleed valve is used to be in described opening state, discharges the air in the described gas compressor;
Control gear is connected with described gaseous-pressure measuring device with described air pressure measuring device, is used for controlling described bleed valve and being in opening state when the ratio of described air pressure and described gaseous-pressure during greater than the proportion threshold value that sets in advance.
The present invention also provides a kind of turbosupercharger, comprises the anti-surge installation of above-mentioned turbosupercharger.
The anti-surge installation of turbosupercharger provided by the invention and turbosupercharger, by the air pressure on the outlet conduit of air pressure measuring device measurement gas compressor, and the gaseous-pressure on the inlet pipeline of gaseous-pressure measuring device measurement turbo machine, thereby when making ratio that control gear works as above-mentioned air pressure and above-mentioned gaseous-pressure greater than the proportion threshold value that sets in advance, the control bleed valve is in opening state, to discharge the air in the described gas compressor, thereby prevented turbosupercharger generation surge, avoided because the efficient of the turbosupercharger that blade height caused of the Diffuser of reduction gas compressor reduces, the working efficiency of diesel engine reduces, the fuel oil fuel consumption of diesel engine increases and delivery temperature raises.
Description of drawings
The structural representation of the anti-surge installation of the turbosupercharger that Fig. 1 provides for the embodiment of the invention one;
The structural representation of the anti-surge installation of the turbosupercharger that Fig. 2 provides for the embodiment of the invention two;
The structural representation of control circuit in the anti-surge installation of the turbosupercharger that Fig. 3 provides for the embodiment of the invention two.
Embodiment
For the purpose, technological scheme and the advantage that make the embodiment of the invention clearer, below in conjunction with the accompanying drawing in the embodiment of the invention, technological scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, rather than whole embodiments.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment who is obtained under the creative work prerequisite.
The structural representation of the anti-surge installation of the turbosupercharger that Fig. 1 provides for the embodiment of the invention one, as shown in Figure 1, the anti-surge installation of the turbosupercharger of present embodiment can comprise air pressure measuring device 11 on the outlet conduit of the gas compressor that is arranged on turbosupercharger, be arranged on gaseous-pressure measuring device 12 on the inlet pipeline of turbo machine of turbosupercharger, be arranged on the bleed valve 13 on the outlet conduit of gas compressor of turbosupercharger, and the control gear 14 that is connected with gaseous-pressure measuring device 12 with air pressure measuring device 11.Air pressure measuring device 11 is used to measure the air pressure on the outlet conduit of above-mentioned gas compressor, gaseous-pressure measuring device 12 is used to measure the gaseous-pressure on the inlet pipeline of above-mentioned turbo machine, the ratio that control gear 14 is used for the above-mentioned air pressure measured when air pressure measuring device 11 and the above-mentioned gaseous-pressure of gaseous-pressure measuring device 12 measurements is during greater than the proportion threshold value that sets in advance, 13 work of control bleed valve promptly discharge the air in the above-mentioned gas compressor.Wherein, the aforementioned proportion threshold value can be drawn by the concrete property of pressurized machine.
In the present embodiment, by the air pressure on the outlet conduit of air pressure measuring device measurement gas compressor, and the gaseous-pressure on the inlet pipeline of gaseous-pressure measuring device measurement turbo machine, thereby when making ratio that control gear works as above-mentioned air pressure and above-mentioned gaseous-pressure greater than the proportion threshold value that sets in advance (being that surge will take place turbosupercharger), the control bleed valve is in opening state, to discharge the air in the described gas compressor, can prevent turbosupercharger generation surge, thereby improve the working efficiency of main frame (diesel engine).
The anti-surge installation of the turbosupercharger of present embodiment extensively model is applied on the various centrifugal gas compressors, this device project organization is simple, be easy to adjust control, can under following situation, use avoiding gas compressor generation surge, thereby make diesel engine remain lower fuel consumption rate and higher working efficiency:
Height above sea level, ambient pressure are low;
Temperature is low excessively, air density is excessive;
The inlet pipeline resistance of the inlet pipeline of gas compressor and turbo machine increases;
To the pressurized machine that has its travel line is further adjusted near surge line work, be reduced surge margin, make diesel engine all the time in high efficient area work.
The structural representation of the anti-surge installation of the turbosupercharger that Fig. 2 provides for the embodiment of the invention two, as shown in Figure 2, compare with a last embodiment, the anti-surge installation of the turbosupercharger of present embodiment can further include air pressure conversion equipment 21 that is connected with air pressure measuring device 11 and the gaseous-pressure conversion equipment 22 that is connected with gaseous-pressure measuring device 12.Wherein, air pressure conversion equipment 21 is used for the above-mentioned air pressure that air pressure measuring device 11 is measured is converted to first voltage signal, and gaseous-pressure conversion equipment 22 is used for the above-mentioned gaseous-pressure that gaseous-pressure measuring device 12 is measured is converted to second voltage signal.
Correspondingly, control gear 14 may further include the relay 142 that the control circuit 141 that is connected with gaseous-pressure conversion equipment 22 with air pressure conversion equipment 21 is connected with output terminal with control circuit 141.Wherein, control circuit 141 is used for when the ratio of the magnitude of voltage of the magnitude of voltage of above-mentioned first voltage signal of input and above-mentioned second voltage signal during greater than the proportion threshold value that sets in advance, output current signal, relay 142 is used for the current signal according to above-mentioned control circuit output, 13 work of control bleed valve promptly discharge the air in the above-mentioned gas compressor.
Particularly, the control circuit 141 in the present embodiment can adopt a simple proportional electric bridge, as shown in Figure 3.The position of potentiometer Q cursor slide can manual adjustment, so that the proportion threshold value that the ratio of the resistance of the resistance of Q1 and Q2 equals to set in advance (this proportion threshold value can be adjusted according to the type of turbosupercharger).When the ratio of the magnitude of voltage Vt of the magnitude of voltage Vk of first voltage signal and second voltage signal is less than or equal to proportion threshold value (Q1/Q2), illustrate that A point current potential is lower than B point current potential, at this moment, comparator C is output as high petential, photo coupler IC1 turn-offs, triode T1 ends, and relay J discharges, and does not promptly work by not adhesive of contact control bleed valve 13; When the ratio of the magnitude of voltage Vt of the magnitude of voltage Vk of first voltage signal and second voltage signal during greater than proportion threshold value (Q1/Q2), illustrate that A point current potential is higher than B point current potential, at this moment, comparator C is output as low potential, photo coupler IC1 conducting, triode T1 is saturated, and the relay J adhesive is promptly by 13 work of contact adhesive control bleed valve.
It will be appreciated by those skilled in the art that: the air pressure measuring device 11 in the present embodiment can be formed a pressure transducer with air pressure conversion equipment 21, in like manner, gaseous-pressure measuring device 12 also can be formed a pressure transducer with gaseous-pressure conversion equipment 22.
In the present embodiment, by the air pressure on the outlet conduit of air pressure measuring device measurement gas compressor, and the gaseous-pressure on the inlet pipeline of gaseous-pressure measuring device measurement turbo machine, the above-mentioned air pressure of the air pressure measuring device being measured through the air pressure conversion equipment is converted to first voltage signal again, and the above-mentioned gaseous-pressure that the gaseous-pressure conversion equipment is measured the gaseous-pressure measuring device is converted to second voltage signal, thereby when making the ratio of magnitude of voltage that control circuit works as the magnitude of voltage of above-mentioned first voltage signal and above-mentioned second voltage signal greater than the proportion threshold value that sets in advance, output current signal, so that relay control bleed valve is in opening state, to discharge the air in the described gas compressor, thereby prevented turbosupercharger generation surge, avoided because the efficient of the turbosupercharger that blade height caused of the Diffuser of reduction gas compressor reduces, the working efficiency of diesel engine reduces, the fuel oil fuel consumption of diesel engine increases and delivery temperature raises.
Further, when the bleed valve among the embodiment 13 is in opening state, specifically can discharge air in the above-mentioned gas compressor to the external world; Perhaps can also in the inlet pipeline of above-mentioned turbo machine, discharge the air in the above-mentioned gas compressor; Perhaps also can in the inlet pipeline of above-mentioned gas compressor, discharge the air in the above-mentioned gas compressor.
The present invention also provides a kind of turbosupercharger, specifically can comprise the anti-surge installation of the turbosupercharger in the invention described above embodiment one or the embodiment of the invention two.
In the present embodiment, by the air pressure on the outlet conduit of air pressure measuring device measurement gas compressor, and the gaseous-pressure on the inlet pipeline of gaseous-pressure measuring device measurement turbo machine, thereby when making ratio that control gear works as above-mentioned air pressure and above-mentioned gaseous-pressure greater than the proportion threshold value that sets in advance (being that surge will take place turbosupercharger), the control bleed valve is in opening state, to discharge the air in the described gas compressor, thereby prevented turbosupercharger generation surge, avoided because the efficient of the turbosupercharger that blade height caused of the Diffuser of reduction gas compressor reduces, the working efficiency of diesel engine reduces, the fuel oil fuel consumption of diesel engine increases and delivery temperature raises.
It should be noted that at last: above embodiment only in order to technological scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technological scheme that aforementioned each embodiment put down in writing, and perhaps part technical characteristics wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of various embodiments of the present invention technological scheme.
Claims (6)
1. the anti-surge installation of a turbosupercharger, described turbosupercharger comprises gas compressor and turbo machine, it is characterized in that, the anti-surge installation of described turbosupercharger comprises:
The air pressure measuring device is arranged on the outlet conduit of described gas compressor, is used to measure the air pressure on the outlet conduit of described gas compressor;
The gaseous-pressure measuring device is arranged on the inlet pipeline of described turbo machine, is used to measure the gaseous-pressure on the inlet pipeline of described turbo machine;
Bleed valve is arranged on the outlet conduit of described gas compressor, comprises opening state and closed state, when described bleed valve is used to be in described opening state, discharges the air in the described gas compressor;
Control gear is connected with described gaseous-pressure measuring device with described air pressure measuring device, is used for controlling described bleed valve and being in opening state when the ratio of described air pressure and described gaseous-pressure during greater than the proportion threshold value that sets in advance.
2. the anti-surge installation of turbosupercharger according to claim 1 is characterized in that, the anti-surge installation of described turbosupercharger also comprises:
The air pressure conversion equipment is connected with described air pressure measuring device, is used for described air pressure is converted to first voltage signal;
The gaseous-pressure conversion equipment is connected with described gaseous-pressure measuring device, is used for described gaseous-pressure is converted to second voltage signal;
Described control gear:
Control circuit, be connected with described gaseous-pressure conversion equipment with described air pressure conversion equipment, be used for when the ratio of the magnitude of voltage of the magnitude of voltage of described first voltage signal of input and described second voltage signal during output current signal greater than the proportion threshold value that sets in advance;
Relay is connected with the output terminal of described control circuit, is used for the current signal according to described control circuit output, controls described bleed valve and is in opening state.
3. the anti-surge installation of turbosupercharger according to claim 1 and 2 is characterized in that, when described bleed valve specifically is used to be in described opening state, discharges air in the described gas compressor to the external world.
4. the anti-surge installation of turbosupercharger according to claim 1 and 2 is characterized in that, when described bleed valve specifically is used to be in described opening state, discharges the air in the described gas compressor in the inlet pipeline of described turbo machine.
5. the anti-surge installation of turbosupercharger according to claim 1 and 2 is characterized in that, when described bleed valve specifically is used to be in described opening state, discharges the air in the described gas compressor in the inlet pipeline of described gas compressor.
6. a turbosupercharger is characterized in that, comprises the anti-surge installation of the described turbosupercharger of the arbitrary claim of claim 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105505998A CN102061981A (en) | 2010-11-12 | 2010-11-12 | Turbocharger and anti-surge device thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105505998A CN102061981A (en) | 2010-11-12 | 2010-11-12 | Turbocharger and anti-surge device thereof |
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| CN102061981A true CN102061981A (en) | 2011-05-18 |
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| CN2010105505998A Pending CN102061981A (en) | 2010-11-12 | 2010-11-12 | Turbocharger and anti-surge device thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102998048A (en) * | 2012-11-15 | 2013-03-27 | 西安近代化学研究所 | Compensated pressure measuring system for explosives and powders decomposition gas |
| CN103608564A (en) * | 2011-06-16 | 2014-02-26 | 涡轮梅坎公司 | Twin-spool turbine engine design with high-pressure compressor connected to the low-pressure turbine |
| CN103670679A (en) * | 2013-10-17 | 2014-03-26 | 北京理工大学 | Method and device for boost pressure and surge control of gasoline engine and turbine supercharger |
| CN114483612A (en) * | 2022-03-04 | 2022-05-13 | 中国商用飞机有限责任公司 | Aerodynamic turbine compression system |
| CN114776623A (en) * | 2022-05-11 | 2022-07-22 | 浙江浙能镇海燃气热电有限责任公司 | Anti-surge valve feedback device with low failure times |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2268228A (en) * | 1992-06-24 | 1994-01-05 | Rover Group | A compressor surge control system. |
| JP2004251240A (en) * | 2003-02-21 | 2004-09-09 | Toyota Motor Corp | Internal combustion engine equipped with supercharger surge avoidance control means |
| CN101054921A (en) * | 2007-05-21 | 2007-10-17 | 哈尔滨工程大学 | Turbo supercharger surging forecast control device for ship-mounted diesel engine and its control method |
| JP2009138722A (en) * | 2007-12-11 | 2009-06-25 | Nissan Motor Co Ltd | Control device for internal combustion engine with supercharger |
-
2010
- 2010-11-12 CN CN2010105505998A patent/CN102061981A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2268228A (en) * | 1992-06-24 | 1994-01-05 | Rover Group | A compressor surge control system. |
| JP2004251240A (en) * | 2003-02-21 | 2004-09-09 | Toyota Motor Corp | Internal combustion engine equipped with supercharger surge avoidance control means |
| CN101054921A (en) * | 2007-05-21 | 2007-10-17 | 哈尔滨工程大学 | Turbo supercharger surging forecast control device for ship-mounted diesel engine and its control method |
| JP2009138722A (en) * | 2007-12-11 | 2009-06-25 | Nissan Motor Co Ltd | Control device for internal combustion engine with supercharger |
Non-Patent Citations (1)
| Title |
|---|
| 《大连铁道学院学报》 19921231 吴亚健，牟恕宽 废气涡轮增压器自动防喘振装置的探讨 第77-78页 1-6 第13卷, 第4期 2 * |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103608564A (en) * | 2011-06-16 | 2014-02-26 | 涡轮梅坎公司 | Twin-spool turbine engine design with high-pressure compressor connected to the low-pressure turbine |
| CN102998048A (en) * | 2012-11-15 | 2013-03-27 | 西安近代化学研究所 | Compensated pressure measuring system for explosives and powders decomposition gas |
| CN102998048B (en) * | 2012-11-15 | 2014-07-16 | 西安近代化学研究所 | Compensated pressure measuring system for explosives and powders decomposition gas |
| CN103670679A (en) * | 2013-10-17 | 2014-03-26 | 北京理工大学 | Method and device for boost pressure and surge control of gasoline engine and turbine supercharger |
| CN103670679B (en) * | 2013-10-17 | 2015-11-18 | 北京理工大学 | Turbocharger for gasoline engine boost pressure and surge controlling method and device |
| CN114483612A (en) * | 2022-03-04 | 2022-05-13 | 中国商用飞机有限责任公司 | Aerodynamic turbine compression system |
| CN114483612B (en) * | 2022-03-04 | 2024-01-05 | 中国商用飞机有限责任公司 | Aerodynamic turbine compression system |
| CN114776623A (en) * | 2022-05-11 | 2022-07-22 | 浙江浙能镇海燃气热电有限责任公司 | Anti-surge valve feedback device with low failure times |
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Application publication date: 20110518 |