CN1594849A - Bypass system for combustion engine in case of provisional clogging of intake and exhaust duct - Google Patents
Bypass system for combustion engine in case of provisional clogging of intake and exhaust duct Download PDFInfo
- Publication number
- CN1594849A CN1594849A CNA2004100252136A CN200410025213A CN1594849A CN 1594849 A CN1594849 A CN 1594849A CN A2004100252136 A CNA2004100252136 A CN A2004100252136A CN 200410025213 A CN200410025213 A CN 200410025213A CN 1594849 A CN1594849 A CN 1594849A
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- air
- storage tank
- paint storage
- intake
- way valve
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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
A bypass system for combustion engine in case of provisional clogging of intake and exhaust duct includes an intake and exhaust duct three-way valve, an air store cylinder, a waste gas store cylinder, an air compressor, a high temperature air compressor, an intake and exhaust duct pressure sensor, an air store cylinder pressure sensor, a waste gas store cylinder pressure sensor, an air intake bypass pressure sensor and a logical control element. When the intake and exhaust duct of the engine is clogged temporarily, the corresponding sensor will send signal to make the three-way valve to switch work position, and the engine will continue work by the bypass system for intake and exhaust duct. When the intake and exhaust duct recovers to normal, the engine will can exchange air and continue work by inherent intake and exhaust duct, the bypass system will complete necessary preparing work to create condition for normal air exchange for the engine. The invention can keep the engine continue the normal air exchange action when the intake and exhaust duct is clogged, and eliminates the possibility of flameout or shutdown and even happening accident.
Description
Technical field
The present invention relates to a kind of bypath system of combustion engine intake and exhaust port.Especially be applicable to the bypath system of the temporary obstruction of combustion engine intake and exhaust port, belong to Power Machinery Engineering technical field combustion engine category.
Background technique
At present, known combustion engine intake and exhaust port is not established bypath system.When intake duct or air outlet flue block, the motor parking of will stopping working at short notice.When motor is installed on underwater operation, intake and exhaust port takes place often blocked by the current short time that wave lifts.Short time stops up, and motor will be forced to stop working.The patent No. is 9621700.7 " piston engine shaft type rotary valve distribution device ", can eliminate the inertia impact of valve, reduces useless power consumption, but can not remedy the situation of airway obstruction.The patent No. is 01264671.7 " many valve distribution mechanism ", is provided with swirl air passage and rolls the gas road, can make engine running steady, and frictional loss reduces, but can not remedy the temporary transient flame-out situation that causes of blocking of air flue.
Summary of the invention
For defective and the deficiency that overcomes prior art; the invention provides a kind of bypath system of combustion engine intake and exhaust port; this bypath system can guarantee take place to block in the engine breathing road and can not bring into normal play ventilatory the time, guarantee that still motor continues normal ventilation action.When intake and exhaust port recovered unimpeded again, motor again can be by intrinsic intake and exhaust port ventilation carrying out work, and this bypath system will be finished necessary preparatory work, for the normal ventilation of motor creates conditions.
The technical solution adopted for the present invention to solve the technical problems is on the intake duct of motor, an intake duct three-way valve to be installed.This three-way valve one end communicates with atmosphere, and the other end is connected with the intake duct of motor, and the 3rd end is connected with air paint storage tank one end.The other end of air paint storage tank is connected with the air compressor outlet, and the import of air compressor communicates with atmosphere.On intake duct three-way valve and pipeline that atmosphere communicates an inlet pressure sensor is installed, the output terminal of inlet pressure sensor is electrically connected with the control end of intake duct three-way valve.An air paint storage tank pressure transducer is installed on the air paint storage tank; On air compressor and pipeline that atmosphere communicates, an air inlet bypass pressure transducer is installed, the output terminal of the output terminal of air paint storage tank pressure transducer and air inlet bypass pressure transducer is electrically connected with two input ends of logic control element respectively, and the output terminal of logic control element is electrically connected with the compressor control switch.
When temporary obstruction took place the intake duct of motor, the negative pressure that occurs in the intake duct was experienced by the inlet pressure sensor, and sends signal, and control intake duct three-way valve switches station.The pressurized air of storage enters motor through the intake duct three-way valve in the air paint storage tank.Eliminate when the obstruction of intake duct, the intake duct internal pressure is recovered again just often, and the inlet pressure sensor sends signal again, and control intake duct three-way valve recovers normal station, still suck atmosphere by engine inlets, and the passage of connection air paint storage tank is closed.
Pressure in the air paint storage tank is lower than a certain rating number, and air paint storage tank pressure transducer is experienced this pressure, sends signal, is delivered to the logic control element, proposes the start application of air compressor.If the pressure signal that air inlet bypass this moment pressure transducer is experienced is for normal, i.e. the passage of air compressor connection atmosphere does not block, and will continue to send the signal that air compressor can be started shooting.At this moment, the logic control element will send the control signal of air compressor normal boot-strap.If have one to send the signal that need not start shooting or shut down in air paint storage tank pressure transducer and the air inlet bypass pressure transducer, the logic control element continues to send air compressor and shuts down the signal of promptly not starting shooting.
The air outlet flue three-way valve is installed on the air outlet flue of motor.This three-way valve one end is connected with the engine exhaust road, the other end communicates with atmosphere, and the 3rd end is connected with high-temperature high-pressure mechanism of qi entrance point, and the other end of high-temperature high-pressure mechanism of qi links to each other with the entrance point of waste gas paint storage tank, the outlet end of waste gas paint storage tank is connected with solenoid valve one end, and the other end of solenoid valve communicates with atmosphere.On air outlet flue three-way valve and pipeline that atmosphere communicates the air outlet flue pressure transducer is installed, the output terminal of air outlet flue pressure transducer is electrically connected with the control end of air outlet flue three-way valve and the control switch of high-temperature high-pressure mechanism of qi respectively.Waste gas paint storage tank pressure transducer is installed on the waste gas paint storage tank, and the output terminal of waste gas paint storage tank pressure transducer is electrically connected with the control end of solenoid valve, the switching of control electromagnetic valve.
When temporary obstruction takes place in the air outlet flue of motor, the air outlet flue pressure transducer has been experienced this too high pressure, send SC sigmal control air outlet flue three-way valve immediately and switch station, the waste gas that motor is discharged flows to the high-temperature high-pressure mechanism of qi through the air outlet flue three-way valve, the high-temperature high-pressure mechanism of qi is also received the signal that the air outlet flue pressure transducer sends simultaneously, start work will enter the waste gas paint storage tank after the waste gas compression.As long as the pressure that waste gas paint storage tank pressure transducer is experienced is higher than a certain threshold value, the signal that solenoid valve is opened is sent in the capital, even temporary obstruction is arranged in the discharge bypass, the air-flow that pressure in the waste gas paint storage tank orders about also is enough to get rid of and blocks, to keep discharge bypass unimpeded, guarantee that simultaneously the pressure in the waste gas paint storage tank is in a safe condition.When the choking phenomenon in the air outlet flue was eliminated, the pressure that the air outlet flue pressure transducer is experienced in the air outlet flue dropped to normally, and send signal again the air outlet flue three-way valve is resetted, and the shutdown of control high-temperature high-pressure mechanism of qi, the waste gas of motor is arranged to atmosphere along air outlet flue again.
The invention has the beneficial effects as follows, in the time of can not bringing into normal play ventilatory at engine breathing road generation obstruction, guarantee that still motor continues normal ventilation and moves, release flame-out or shutdown even possibility of accident occurrence.Have than remarkable social benefit and economic benefit.
Description of drawings
Fig. 1 is a system architecture schematic representation of the present invention.
Among the figure, the 1st, air paint storage tank, the 2nd, inlet pressure sensor, the 3rd, intake duct three-way valve, the 4th, air paint storage tank pressure transducer, the 5th, air inlet bypass pressure transducer, the 6th, air compressor, the 7th, logic control element, the 8th, air outlet flue pressure transducer, the 9th, the air outlet flue three-way valve, the 10th, high-temperature high-pressure mechanism of qi, the 11st, waste gas paint storage tank, the 12nd, solenoid valve, the 13rd, motor, the 14th, waste gas paint storage tank pressure transducer.
Embodiment
Below in conjunction with accompanying drawing concrete enforcement of the present invention is further described.
As shown in Figure 1, the present invention includes air paint storage tank 1, inlet pressure sensor 2, intake duct three-way valve 3, air paint storage tank pressure transducer 4, air inlet bypass pressure transducer 5, air compressor 6, logic control element 7, air outlet flue pressure transducer 8, air outlet flue three-way valve 9, high-temperature high-pressure mechanism of qi 10, waste gas paint storage tank 11, solenoid valve 12, waste gas paint storage tank pressure transducer 14.On the intake duct of motor 13, be installed into air flue three-way valve 3.Intake duct three-way valve 3 one ends communicate with atmosphere, and the other end is connected with the intake duct of motor 13, and the 3rd end is connected with air paint storage tank 1 one ends.The other end of air paint storage tank 1 is connected with air compressor 6 outlets, and the import of air compressor 6 communicates with atmosphere.Be installed into airway pressure sensor 2 on intake duct three-way valve 3 and pipeline that atmosphere communicates, the output terminal of inlet pressure sensor 2 is electrically connected with the control end of intake duct three-way valve 3.Air paint storage tank pressure transducer 4 is installed on air paint storage tank 1, on air compressor 6 and pipeline that atmosphere communicates, air inlet bypass pressure transducer 5 is installed, the output terminal of the output terminal of air paint storage tank pressure transducer 4 and air inlet bypass pressure transducer 5 is electrically connected with two input ends of logic control element 7 respectively, and the output terminal of logic control element 7 is electrically connected with the control switch of air compressor 6.
Air outlet flue three-way valve 9 is installed on the air outlet flue of motor 13.Air outlet flue three-way valve 9 one ends are connected with motor 13 air outlet flues, the other end communicates with atmosphere, the 3rd end is connected with high-temperature high-pressure mechanism of qi 10 entrance points, the outlet end of high-temperature high-pressure mechanism of qi 10 links to each other with the entrance point of waste gas paint storage tank 11, the outlet end of waste gas paint storage tank 11 is connected with solenoid valve 12 1 ends, and the other end of solenoid valve 12 communicates with atmosphere.On air outlet flue three-way valve 9 and pipeline that atmosphere communicates air outlet flue pressure transducer 8 is installed, the output terminal of air outlet flue pressure transducer 8 is electrically connected with the control end of air outlet flue three-way valve 9 and the control switch of high-temperature high-pressure mechanism of qi 10 respectively.Waste gas paint storage tank pressure transducer 14 is installed on waste gas paint storage tank 11, and the output terminal of waste gas paint storage tank pressure transducer 14 is electrically connected the switching of control electromagnetic valve 12 with the control end of solenoid valve 12.
When temporary obstruction took place the intake duct of motor 13, the negative pressure that occurs in the intake duct was experienced by inlet pressure sensor 2, and sends signal, and control intake duct three-way valve 3 switches station.The pressurized air of storage enters motor through intake duct three-way valve 3 in the air paint storage tank 1.Eliminate when the obstruction of intake duct, the intake duct internal pressure is recovered again just often, and inlet pressure sensor 2 sends signal again, and control intake duct three-way valve 3 recovers normal station, and atmosphere still enters motor by intake duct, and the passage of connection air paint storage tank 1 is closed.
Pressure in air paint storage tank 1 is lower than a certain rating number, and air paint storage tank pressure transducer 4 is experienced this pressure, sends signal, is delivered to logic control element 7, proposes the start application of air compressor 6.If the pressure signal that air inlet bypass this moment pressure transducer 5 is experienced is for normal, promptly the passage of air compressor 6 connection atmosphere does not block, and will continue to send the signal that air compressor 6 can be started shooting.At this moment, logic control element 7 will send the control signal of air compressor 6 normal boot-straps.If have one to send the signal that need not start shooting and maybe can not start shooting in air paint storage tank pressure transducer 4 and the air inlet bypass pressure transducer 5, logic control element 7 continues to send air compressor 6 stopping signals.
When temporary obstruction takes place in the air outlet flue of motor 13, air outlet flue pressure transducer 8 has been experienced this too high pressure, send SC sigmal control air outlet flue three-way valve 9 immediately and switch station, the waste gas that motor 13 is discharged flows to high-temperature high-pressure mechanism of qi 10 through air outlet flue three-way valve 9, high-temperature high-pressure mechanism of qi 10 is also received the signal that air outlet flue pressure transducer 8 sends simultaneously, start work will enter waste gas paint storage tank 11 after the waste gas compression.As long as the pressure that waste gas paint storage tank pressure transducer 14 is experienced is higher than a certain threshold value, the signal that solenoid valve 12 is opened is sent in the capital, even temporary obstruction is arranged in the discharge bypass, under the pressure effect in waste gas paint storage tank 11, air-flow also is enough to get rid of and blocks, to keep discharge bypass unimpeded, guarantee that simultaneously the pressure in the waste gas paint storage tank 11 is in a safe condition.When the choking phenomenon in the air outlet flue is eliminated; the pressure that air outlet flue pressure transducer 8 is experienced in the air outlet flue drops to normally; send signal again air outlet flue three-way valve 9 is resetted, and 10 shutdown of control high-temperature high-pressure mechanism of qi, the waste gas of motor 13 is arranged to atmosphere along air outlet flue again.
Claims (3)
1. the bypath system of the temporary obstruction of combustion engine intake and exhaust port, comprise air paint storage tank (1), inlet pressure sensor (2), intake duct three-way valve (3), air paint storage tank pressure transducer (4), air inlet bypass pressure transducer (5), air compressor (6), logic control element (7), air outlet flue pressure transducer (8), air outlet flue three-way valve (9), high-temperature high-pressure mechanism of qi (10), waste gas paint storage tank (11), solenoid valve (12), waste gas paint storage tank pressure transducer (14) is characterized in that on motor (13) intake duct, be installed into air flue three-way valve (3), intake duct three-way valve (3) one ends communicate with atmosphere, and the other end is connected with the intake duct of motor (13), and the 3rd end is connected with air paint storage tank (1) one end, the other end of air paint storage tank (1) is connected with the outlet of air compressor (6), and the import of air compressor (6) communicates with atmosphere; Air outlet flue three-way valve (9) is installed on the air outlet flue of motor (13), air outlet flue three-way valve (9) one ends are connected with motor (13) air outlet flue, the other end communicates with atmosphere, the 3rd end is connected with high-temperature high-pressure mechanism of qi (10) entrance point, the outlet end of high-temperature high-pressure mechanism of qi (10) links to each other with the entrance point of waste gas paint storage tank (11), the outlet end of waste gas paint storage tank (11) is connected with solenoid valve (12) one ends, and the other end of solenoid valve (12) communicates with atmosphere.
2. want the bypath system of the temporary obstruction of 1 described combustion engine intake and exhaust port according to right, it is characterized in that on intake duct three-way valve (3) and pipeline that atmosphere communicates, being installed into airway pressure sensor (2), the output terminal of inlet pressure sensor (2) is electrically connected with the control end of intake duct three-way valve (3), go up installation air paint storage tank pressure transducer (4) at air paint storage tank (1), on air compressor (6) and pipeline that atmosphere communicates, air inlet bypass pressure transducer (5) is installed, the output terminal of the output terminal of air paint storage tank pressure transducer (4) and air inlet bypass pressure transducer (5) is electrically connected with two input ends of logic control element (7) respectively, and the output terminal of logic control element (7) is electrically connected with the control switch of air compressor (6).
3. the bypath system of the temporary obstruction of combustion engine intake and exhaust port according to claim 1, it is characterized in that on air outlet flue three-way valve (9) and pipeline that atmosphere communicates, air outlet flue pressure transducer (8) being installed, the output terminal of air outlet flue pressure transducer (8) is electrically connected with the control end of air outlet flue three-way valve (9) and the control switch of high-temperature high-pressure mechanism of qi (10) respectively, go up installation waste gas paint storage tank pressure transducer (14) at waste gas paint storage tank (11), the output terminal of waste gas paint storage tank pressure transducer (14) is electrically connected with the control end of solenoid valve (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100252136A CN1309948C (en) | 2004-06-17 | 2004-06-17 | Bypass system for combustion engine in case of provisional clogging of intake and exhaust duct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100252136A CN1309948C (en) | 2004-06-17 | 2004-06-17 | Bypass system for combustion engine in case of provisional clogging of intake and exhaust duct |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1594849A true CN1594849A (en) | 2005-03-16 |
| CN1309948C CN1309948C (en) | 2007-04-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100252136A Expired - Fee Related CN1309948C (en) | 2004-06-17 | 2004-06-17 | Bypass system for combustion engine in case of provisional clogging of intake and exhaust duct |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1309948C (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101981287A (en) * | 2008-04-09 | 2011-02-23 | 瓦锡兰芬兰有限公司 | Machinery arrangement for marine vessel |
| CN102378642A (en) * | 2009-12-04 | 2012-03-14 | 阿兰图姆公司 | Exhaust gas filtering device |
| CN112377299A (en) * | 2020-11-04 | 2021-02-19 | 哈尔滨工程大学 | Supercharged engine exhaust energy comprehensive utilization system based on power turbine and utilization method thereof |
| CN112377298A (en) * | 2020-11-04 | 2021-02-19 | 哈尔滨工程大学 | Engine exhaust energy comprehensive utilization system based on low-temperature-difference Stirling engine and utilization method thereof |
| CN112377287A (en) * | 2020-11-04 | 2021-02-19 | 哈尔滨工程大学 | Supercharged engine exhaust energy comprehensive utilization system based on thermoelectric device and utilization method thereof |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6185522A (en) * | 1984-10-04 | 1986-05-01 | Toyota Motor Corp | Particulate emission control device for diesel engine |
| JP2671145B2 (en) * | 1989-01-31 | 1997-10-29 | スズキ株式会社 | Fuel injection control device for internal combustion engine |
| JP3439865B2 (en) * | 1995-03-08 | 2003-08-25 | いすゞ自動車株式会社 | Gas engine fuel system |
| DE19604344A1 (en) * | 1996-02-07 | 1997-08-14 | Bayerische Motoren Werke Ag | Intake tract of an internal combustion engine with a turbocharger |
-
2004
- 2004-06-17 CN CNB2004100252136A patent/CN1309948C/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101981287A (en) * | 2008-04-09 | 2011-02-23 | 瓦锡兰芬兰有限公司 | Machinery arrangement for marine vessel |
| US8647162B2 (en) | 2008-04-09 | 2014-02-11 | Wartsila Finland Oy | Machinery arrangement for marine vessel |
| CN102378642A (en) * | 2009-12-04 | 2012-03-14 | 阿兰图姆公司 | Exhaust gas filtering device |
| CN102378642B (en) * | 2009-12-04 | 2014-07-02 | 阿兰图姆公司 | Exhaust gas filtering device |
| US9061232B2 (en) | 2009-12-04 | 2015-06-23 | Alantum | Exhaust gas filter |
| CN112377299A (en) * | 2020-11-04 | 2021-02-19 | 哈尔滨工程大学 | Supercharged engine exhaust energy comprehensive utilization system based on power turbine and utilization method thereof |
| CN112377298A (en) * | 2020-11-04 | 2021-02-19 | 哈尔滨工程大学 | Engine exhaust energy comprehensive utilization system based on low-temperature-difference Stirling engine and utilization method thereof |
| CN112377287A (en) * | 2020-11-04 | 2021-02-19 | 哈尔滨工程大学 | Supercharged engine exhaust energy comprehensive utilization system based on thermoelectric device and utilization method thereof |
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| Publication number | Publication date |
|---|---|
| CN1309948C (en) | 2007-04-11 |
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Granted publication date: 20070411 Termination date: 20100617 |