CN110159420A - Gas engine - Google Patents
Gas engine Download PDFInfo
- Publication number
- CN110159420A CN110159420A CN201910436606.2A CN201910436606A CN110159420A CN 110159420 A CN110159420 A CN 110159420A CN 201910436606 A CN201910436606 A CN 201910436606A CN 110159420 A CN110159420 A CN 110159420A
- Authority
- CN
- China
- Prior art keywords
- gas
- gas engine
- intercooler
- gas circuit
- booster
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M1/00—Pressure lubrication
- F01M1/02—Pressure lubrication using lubricating pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P5/00—Pumping cooling-air or liquid coolants
- F01P5/10—Pumping liquid coolant; Arrangements of coolant pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B29/00—Engines characterised by provision for charging or scavenging not provided for in groups F02B25/00, F02B27/00 or F02B33/00 - F02B39/00; Details thereof
- F02B29/04—Cooling of air intake supply
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B43/00—Engines characterised by operating on gaseous fuels; Plants including such engines
- F02B43/10—Engines or plants characterised by use of other specific gases, e.g. acetylene, oxyhydrogen
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
- F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
- F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
- F02M21/023—Valves; Pressure or flow regulators in the fuel supply or return system
- F02M21/0233—Details of actuators therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
- F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
- F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
- F02M21/023—Valves; Pressure or flow regulators in the fuel supply or return system
- F02M21/0239—Pressure or flow regulators therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B43/00—Engines characterised by operating on gaseous fuels; Plants including such engines
- F02B43/10—Engines or plants characterised by use of other specific gases, e.g. acetylene, oxyhydrogen
- F02B2043/103—Natural gas, e.g. methane or LNG used as a fuel
-
- 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
-
- 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
- Y02T10/30—Use of alternative fuels, e.g. biofuels
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Analytical Chemistry (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
A kind of gas engine, including pedestal, front end system, gas engine main body, flow control valve, machine oil storehouse is equipped in pedestal, gas engine main body is fixed on the base, front end system includes supporting box, booster, intercooler, cooling water pump, lubricating oil pump, the exhaust outlet of gas engine main body is connected by the turbine air inlet end of the first gas circuit and booster, the gaseous mixture outlet port of booster is connected by the inlet port of the second gas circuit and intercooler, the outlet port of intercooler is connect by third gas circuit with the air inlet of gas engine ontology, cooling water pump is connected with circulating water line, to intercooler, gas engine ontology cylinder head cools, lubricating oil pump provides machine oil to gas engine ontology, the inlet port of flow control valve is connected in parallel in third gas circuit by the 4th gas circuit, between intercooler and gas engine ontology, flow control valve goes out Port end is in parallel with the mixed gas inlet end of booster by the 5th gas circuit, and supporting box is fixedly mounted on the base.
Description
Technical field
Present invention relates particularly to a kind of gas engines.
Background technique
Gas engine is externally to be provided power using imflammable gas such as natural gas, gas as energy, be particularly suitable for
To power electric generators, electric power is provided to oil field, mine, hospital etc..
Into the air of the booster of gas engine front end system, fuel gas mixture through being pressurized, after intercooler cooling, warp
The cylinder combustion that air throttle enters gas engine pushes piston acting.Currently, all gas engines are to pass through adjusting
Throttle opening controls the revolving speed and power of gas engine.However, when using throttle control gas engine power, it is empty
The restriction loss at air throttle of gas, fuel gas mixture is big, and the opening size (standard-sized sheet or fully closed) of air throttle causes to enter combustion gas
The air of cylinder, combustion gas mixing object amount fluctuation range are big, engine power and fluctuation of speed range is larger is also easy to lead
It causes front end system booster that surge occurs, seriously affects and increase gas engine normal operation.
Summary of the invention
In view of the deficiencies of the prior art, it is an object of the present invention to provide a kind of gas engine, structure is simple, user
Just, engine surge range is small, moreover it is possible to booster use, maintenance cost be effectively reduced.
The technical scheme is that a kind of gas engine, including pedestal, front end system, gas engine ontology, flow tune
Save valve, machine oil storehouse be equipped in pedestal, the gas engine ontology is fixed on the base, the front end system include supporting box, with
And it is mounted on booster, intercooler, cooling water pump, lubricating oil pump on supporting box, the exhaust outlet of the gas engine ontology passes through
First gas circuit is connect with the turbine air inlet end of the booster, the gaseous mixture outlet port of booster by the second gas circuit with
The inlet port of intercooler connects, and the outlet port of the intercooler is connected by the air inlet of third gas circuit and gas engine ontology
It connects, the cooling water pump is connected with circulating water line, which passes through the cooling medium pipeline of intercooler, gas engine sheet
The cooling medium pipeline of body cylinder head cools to intercooler, gas engine ontology cylinder head, the oil inlet end of the lubricating oil pump
It being connect with machine oil storehouse, the oil outlet end of lubricating oil pump is connect with the machine oil import of gas engine ontology, machine oil is provided to gas engine ontology,
The inlet port of the flow control valve is connected in parallel in third gas circuit by the 4th gas circuit, be located at intercooler and gas engine ontology it
Between, the outlet port of flow control valve is in parallel with the mixed gas inlet end of booster by the 5th gas circuit, the supporting box
It is fixedly mounted on the base, positioned at the top in machine oil storehouse.
The flow control valve is stepper motor driven control valve.
The control valve is V-shaped valve or angle valve or needle-valve or butterfly valve or diaphragm valve.
It further include air throttle, the downstream of the third gas circuit and the upstream end of air throttle connect, the downstream of air throttle
For being connect with gas engine ontology cylinder.
The downstream of second gas circuit expands to form air inlet cushion chamber, which is equipped with the first explosion venting valve.
The upstream end of the third gas circuit expands to form outlet cushion chamber, which is equipped with the second explosion venting valve.
The upstream end of 4th gas circuit is connected to outlet cushion chamber.
It has the advantages that by adopting the above technical scheme
1, gas engine of the present invention, by adding a flow control valve, the inlet port and third of flow control valve
Gas circuit is in parallel, and corresponding gas source is pressurized air, fuel gas mixture, and pressure is larger, the outlet port of flow control valve with
The mixed gas inlet end of booster is in parallel, and corresponding gas source is air, the fuel gas mixture before pressurization, and pressure is small, passes through people
Work is adjusted or program adjusts the aperture of flow control valve, makes the pressurized air in part (more or less), fuel gas mixture reflux
Increased after being re-mixed with air, fuel gas mixture into booster to the mixed gas inlet end of front end system booster
Pressure reduces the air into gas engine ontology cylinder, the fuel gas mixture scale of construction, realizes control gas engine ontology revolving speed and power
Purpose.
2, by cancelling the air throttle at gas engine ontology cylinder, air, fuel gas mixture enter gas engine ontology cylinder
Without restriction loss, the charging efficiency of booster is improved, meanwhile, air, combustion gas mixing into booster mixed gas inlet end
Object pressure is larger, and the booster of the directly smaller boost horsepower of matching can meet pressurization and require, and reduces the purchase cost of booster,
Further decrease the use cost of gas engine.
3, gas engine of the present invention, into the air of gas engine ontology cylinder, the variable quantity (variable quantity of fuel gas mixture
Only pass through the regurgitant volume of flow control valve) it is smaller, gas engine ontology revolving speed and power swing range are small, moreover it is possible to effectively avoid increasing
Surge occurs for depressor, guarantees that booster is normal, is safely operated.
4, inventive flow regulating valve is stepper motor driven control valve, can be accurately adjusted opening for flow control valve
Degree realizes the purpose of accurate control gas engine revolving speed, power.
5, air throttle is arranged in the present invention at gas engine cylinder, in case of emergency closes and realizes that stopping is sent out to combustion gas
Motivation cylinder provides air, fuel gas mixture, meets associated safety demand.
6, the downstream of the second gas circuit of the invention expands to form air inlet cushion chamber, and booster is discharged into the pressurizing air of intercooler
Gas, fuel gas mixture slow down in air inlet cushion chamber, reduce mixture in the velocity of liquid assets of intercooler, effectively improve cooling effect
Rate.
It is further described with reference to the accompanying drawings and detailed description.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the schematic diagram of present invention control gas engine ontology power；
Fig. 3 is the structural schematic diagram of front end system of the present invention；
Fig. 4 is that front end system of the present invention is mounted on pedestal (part) structural schematic diagram；
Fig. 5 is the connection schematic diagram of inventive flow regulating valve.
In attached drawing, 1 is pedestal, and 2 be front end system, and 3 be gas engine ontology, and 4 be flow control valve, and 5 be machine oil storehouse, and 6 are
Supporting box, 7 be booster, and 8 be intercooler, and 9 be cooling water pump, and 10 be lubricating oil pump, and 11 be air throttle, and a is the first gas circuit, b
For the second gas circuit, b1 is air inlet cushion chamber, and c is third gas circuit, and c1 is outlet cushion chamber, and d is the 4th gas circuit, and e is the 5th gas circuit.
Specific embodiment
It is a kind of specific embodiment of gas engine referring to Fig. 1 to Fig. 5.Gas engine includes pedestal 1, front end system
System 2, gas engine ontology 3, flow control valve 4.Machine oil storehouse 5 is equipped in pedestal 1, in the present embodiment, pedestal is arranged in machine oil storehouse
Front is mounted in pedestal using the usual mounting means in this field.The gas engine ontology 3 is fixed on pedestal 1, this implementation
In example, the gas engine ontology gas engine ontology common using this field, and on the base by more bolts fixed installations, in order to
Reduce vibration transmitting, vibration isolator is set on the base.The front end system 2 is including supporting box 6 and is mounted on supporting box
Booster 7, intercooler 8 on 6, cooling water pump 9, lubricating oil pump 10, supporting box, booster, intercooler, cooling water pump, machine oil
Pump is the conventional equipment or device of this field, specifically, booster is mounted on the top of supporting box, intercooler is mounted on branch
It holds on cabinet, positioned at the lower section of booster, cooling water pump is mounted on supporting box, positioned at the lower section of booster, lubricating oil pump peace
On supporting box, positioned at the lower section of cooling water pump.The exhaust outlet of the gas engine ontology 3 by the first gas circuit a with it is described
The turbine air inlet end of booster 7 connects, and provides the high hot waste gas of high pressure to the turbine of booster, drives the turbine of booster
Machine work, the first gas circuit use the high temperature resistant of gas engine field routine, pressure piping, are carried out using conventional connection type
Connection, alternatively, other gas circuit forms can also be used, corresponding, the gas turbine exhaust mouth of booster is externally used for and silencer
Connection is externally vented.The gaseous mixture outlet port of booster 7 is connect by the second gas circuit b with the inlet port of intercooler 8, the
Two gas circuits use the high temperature resistant of gas engine field routine, pressure piping, are attached using conventional connection type, or
Using other high temperature resistants, the gas circuit form of high pressure, such as the integrated cavity of front end system, in the present embodiment, the downstream of the second gas circuit b
End expansion forms air inlet cushion chamber b1, which is equipped with the first explosion venting valve.The outlet port of the intercooler 8 is logical
Third gas circuit c is crossed to connect with the air inlet of gas engine ontology 3, third gas circuit using gas engine field routine high temperature resistant,
Pressure piping is attached using conventional connection type, or uses other high temperature resistants, the gas circuit form of high pressure, such as front end
The integrated cavity of system, in the present embodiment, the upstream end of third gas circuit c expands to form outlet cushion chamber c1, the outlet cushion chamber
C1 is equipped with the second explosion venting valve.The cooling water pump 9 is connected with circulating water line, which passes through the cold of intercooler 8
But medium pipeline, 3 cylinder head of gas engine ontology cooling medium pipeline, to intercooler 8, the cooling drop of 3 cylinder head of gas engine ontology
Temperature, circulating water pipeline use the conventional water circulating pipe in gas engine field, and corresponding, circulating water pipeline also needs to be connected to
External radiator passes out the heat taken away outward.The oil inlet end of the lubricating oil pump 10 is connect with machine oil storehouse 5, machine oil
The oil outlet end of pump 10 is connect with the machine oil import of gas engine ontology 3, provides machine oil to gas engine ontology 3, lubricating oil pump is equally adopted
With the lubricating oil pump of gas engine field routine, machine oil normally is provided to gas engine ontology.The air inlet of the flow control valve 4
End is connected in parallel on third gas circuit c by the 4th gas circuit d, and between intercooler 8 and gas engine ontology 3, flow control valve 4 goes out
Port end is in parallel with the mixed gas inlet end of booster 7 by the 5th gas circuit e, and in the present embodiment, flow control valve is to pass through
Controlling opening of valve realizes the valve for adjusting flow, such as V-shaped valve or angle valve or needle-valve or butterfly valve or diaphragm valve, flows to improve
The degree of regulation of adjustable valve, in the present embodiment, flow control valve is stepper motor driven control valve, using this field routine
Control valve, stepper motor can Artificial Control actions started alternatively, being connected to the control system of gas engine by combustion gas
Machine revolving speed, Feedback of Power adjust the aperture of flow control valve to control system, or manually according to actual needs, pass through control and are
System adjusts the aperture of flow control valve, and the 4th gas circuit uses the high temperature resistant of gas engine field routine, pressure piping, the 4th pipe
The upstream end in road is connected on outlet cushion chamber, is attached using conventional connection type, the 5th gas circuit is started using combustion gas
The high temperature resistant of machine field routine, pressure piping are attached using conventional connection type, specifically, booster gaseous mixture into
The air intake pipe connected on port end is equipped with air filter, and gas inlet pipeline is equipped with control gate valve.The supporting box 6
It is fixedly mounted on pedestal 1, positioned at the top in machine oil storehouse 5, fixed form uses the conventional fixed form in gas engine field.
It further, further include air throttle 11 in order to meet demand for security, the downstream of the third gas circuit c and solar term
The upstream end connection of door 11, the downstream of air throttle 11 with 3 cylinder of gas engine ontology for connecting, specifically, air throttle is combustion
The equipment of gas engine art routine is mounted at gas engine ontology cylinder air inlet by conventional mounting means.
The operation principle of the present invention is that gas engine of the present invention, air, combustion gas after being pressurized are adjusted using flow control valve
The regurgitant volume of mixture, the pressurized air of regulating gas machine ontology cylinder, fuel gas mixture air inflow realize regulating gas machine sheet
The purpose of body power.Using the control mechanism of this structure, traditional use throttle control air inflow regulating gas is avoided
The drawbacks of throttle valve that engine power has loses, booster is easy surge, also has engine surge range small, has
Effect reduces the advantage of booster use, maintenance cost.
Claims (7)
1. a kind of gas engine, which is characterized in that including pedestal (1), front end system (2), gas engine ontology (3), flow tune
It saves valve (4), is equipped with machine oil storehouse (5) in pedestal (1),
The gas engine ontology (3) is fixed on pedestal (1),
The front end system (2) includes supporting box (6) and the booster (7), the intercooler that are mounted on supporting box (6)
(8), cooling water pump (9), lubricating oil pump (10),
The exhaust outlet of the gas engine ontology (3) is connected by the turbine air inlet end of the first gas circuit (a) and the booster (7)
Connect, the gaseous mixture outlet port of booster (7) is connect by the second gas circuit (b) with the inlet port of intercooler (8), it is described in it is cold
The outlet port of device (8) is connect by third gas circuit (c) with the air inlet of gas engine ontology (3), cooling water pump (9) connection
Have circulating water line, the circulating water line pass through the cooling medium pipeline of intercooler (8), gas engine ontology (3) cylinder head it is cold
But medium pipeline cools to intercooler (8), gas engine ontology (3) cylinder head, the oil inlet end of the lubricating oil pump (10) with
Machine oil storehouse (5) connection, the oil outlet end of lubricating oil pump (10) is connect with the machine oil import of gas engine ontology (3), to gas engine ontology
(3) machine oil is provided,
The inlet port of the flow control valve (4) is connected in parallel in third gas circuit (c) by the 4th gas circuit (d), is located at intercooler
(8) between gas engine ontology (3), the outlet port of flow control valve (4) is mixed by the 5th gas circuit (e) and booster (7)
It is in parallel to close gas inlet port,
The supporting box (6) is fixedly mounted on pedestal (1), is located at the top of machine oil storehouse (5).
2. gas engine according to claim 1, which is characterized in that the flow control valve (4) is stepper motor drive
Dynamic control valve.
3. gas engine according to claim 2, which is characterized in that the control valve is V-shaped valve or angle valve or needle-valve
Or butterfly valve or diaphragm valve.
4. gas engine according to claim 1, which is characterized in that further include air throttle (11), the third gas circuit
(c) downstream is connect with the upstream end of air throttle (11), and the downstream of air throttle (11) is used for and gas engine ontology (3) cylinder
Connection.
5. gas engine according to claim 1, which is characterized in that the downstream of second gas circuit (b) expands shape
At air inlet cushion chamber (b1), which is equipped with the first explosion venting valve.
6. gas engine according to claim 1, which is characterized in that the upstream end of the third gas circuit (c) expands shape
At outlet cushion chamber (c1), which is equipped with the second explosion venting valve.
7. gas engine according to claim 6, which is characterized in that the upstream end of the 4th gas circuit (d) and outlet
Cushion chamber (c1) connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910436606.2A CN110159420A (en) | 2019-05-23 | 2019-05-23 | Gas engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910436606.2A CN110159420A (en) | 2019-05-23 | 2019-05-23 | Gas engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110159420A true CN110159420A (en) | 2019-08-23 |
Family
ID=67632516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910436606.2A Pending CN110159420A (en) | 2019-05-23 | 2019-05-23 | Gas engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110159420A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112502825A (en) * | 2020-11-30 | 2021-03-16 | 中船动力研究院有限公司 | Engine suitable for various superchargers |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201747479U (en) * | 2010-06-01 | 2011-02-16 | 合肥信朗动力科技有限公司 | Engine gas supply system having gas control valve and pressure control valve |
| CN102374074A (en) * | 2011-11-11 | 2012-03-14 | 南车玉柴四川发动机股份有限公司 | Gas intake bypass channel of gas engine |
| CN105370390A (en) * | 2015-11-25 | 2016-03-02 | 重庆普什机械有限责任公司 | Supercharged inter-cooling internal combustion engine gas intake bypass control device |
-
2019
- 2019-05-23 CN CN201910436606.2A patent/CN110159420A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201747479U (en) * | 2010-06-01 | 2011-02-16 | 合肥信朗动力科技有限公司 | Engine gas supply system having gas control valve and pressure control valve |
| CN102374074A (en) * | 2011-11-11 | 2012-03-14 | 南车玉柴四川发动机股份有限公司 | Gas intake bypass channel of gas engine |
| CN105370390A (en) * | 2015-11-25 | 2016-03-02 | 重庆普什机械有限责任公司 | Supercharged inter-cooling internal combustion engine gas intake bypass control device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112502825A (en) * | 2020-11-30 | 2021-03-16 | 中船动力研究院有限公司 | Engine suitable for various superchargers |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190823 |
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| RJ01 | Rejection of invention patent application after publication |