CN113917070B - Device for testing fuel combustion performance of ramjet - Google Patents
Device for testing fuel combustion performance of ramjet Download PDFInfo
- Publication number
- CN113917070B CN113917070B CN202111166026.XA CN202111166026A CN113917070B CN 113917070 B CN113917070 B CN 113917070B CN 202111166026 A CN202111166026 A CN 202111166026A CN 113917070 B CN113917070 B CN 113917070B
- Authority
- CN
- China
- Prior art keywords
- fuel
- engine
- pipe
- performance testing
- combustion performance
- 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.)
- Active
Links
- 239000000446 fuel Substances 0.000 title claims abstract description 93
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 43
- 238000012360 testing method Methods 0.000 title claims abstract description 26
- 238000004458 analytical method Methods 0.000 claims abstract description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 2
- 239000000741 silica gel Substances 0.000 claims description 2
- 229910002027 silica gel Inorganic materials 0.000 claims description 2
- 238000011208 chromatographic data Methods 0.000 abstract description 2
- 239000000203 mixture Substances 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
- G01N31/12—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using combustion
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M15/00—Testing of engines
- G01M15/04—Testing internal-combustion engines
- G01M15/06—Testing internal-combustion engines by monitoring positions of pistons or cranks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Combustion & Propulsion (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Molecular Biology (AREA)
- Testing Of Engines (AREA)
Abstract
The invention discloses a fuel combustion performance testing device of a ramjet engine, which comprises the engine, an analysis component arranged on one side of the engine and an ultrasonic positioning system arranged on the other side of the engine, wherein the analysis component comprises a chromatograph, a conveying pipe and a supply component, the ultrasonic positioning system comprises an ultrasonic positioning instrument and an ultrasonic detector, the output end of the ultrasonic positioning instrument faces the engine, and the ultrasonic positioning instrument is electrically connected with the ultrasonic detector, and particularly relates to the technical field of engine combustion performance testing. According to the fuel combustion performance testing device of the ramjet engine, due to the fact that the chromatograph is arranged, when fuel is input into the engine, the composition of the fuel can be measured through the chromatograph, then the movement condition of a piston in the engine is measured through the ultrasonic position finder, and the movement condition of the piston is compared with chromatographic data of the fuel, so that the reasons of the difference between theoretical combustion efficiency and actual combustion efficiency are analyzed.
Description
Technical Field
The invention belongs to the technical field of engine combustion performance testing, and particularly relates to a fuel combustion performance testing device of a ramjet engine.
Background
An engine is a machine capable of converting other forms of energy into mechanical energy, including, for example, internal combustion engines (reciprocating piston engines), external combustion engines (stirling engines, steam engines, etc.), jet engines, electric motors, and the like. Such as internal combustion engines, typically convert chemical energy into mechanical energy. The engine is applicable to both power generation devices and to the entire machine (e.g., gasoline engine, aeroengine) including the power plant.
The engine has no difference of combustion efficiency in theory when the same fuel is used, but the actual combustion efficiency and the theoretical combustion efficiency of the engine are different due to factors such as a spark plug, a cylinder volume and the like in a specific test, but after the rated ignition power of the spark plug is controlled and the standardized manufacturing production process of the cylinder is performed, the position of the engine cylinder, which influences the fuel combustion efficiency, cannot be known due to the lack of test equipment for the cylinder, so that the combustion efficiency of the engine cannot be changed fundamentally.
Disclosure of Invention
The invention aims to provide a fuel combustion performance testing device of a ramjet engine, which is used for solving the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a ramjet fuel combustion performance testing arrangement, includes the engine, sets up in the analysis subassembly of engine one side and set up in the ultrasonic wave position finding system of engine opposite side, analysis subassembly includes chromatograph, conveyer pipe and supply assembly, ultrasonic wave position finding system includes ultrasonic wave position finding appearance and ultrasonic detector, the output of ultrasonic wave position finding appearance is towards the engine, ultrasonic wave position finding appearance and ultrasonic detector electric connection.
Preferably, one end of the conveying pipe is connected with a diverter, one interface of the diverter is connected with the chromatograph through a chromatograph pipe, the other interface of the diverter is connected with a pump machine, and the input end of the pump machine is connected with a containing box through a pump pipe.
Preferably, one end of the supply assembly is provided with a supply pipe, one end of the supply assembly, which is far away from the supply pipe, is provided with a first fuel pipe, a second fuel pipe and a third fuel pipe, and one ends of the first fuel pipe, the second fuel pipe and the third fuel pipe, which are far away from the supply assembly, are all connected with a conveying pipe.
Preferably, the outer circumferential walls of the first fuel pipe, the second fuel pipe and the third fuel pipe are sleeved with electromagnetic valves, and the electromagnetic valves are electrically connected with an external power supply.
Preferably, the first fuel pipe, the second fuel pipe and the third fuel pipe are all sleeved with measuring instruments near the outer circumferential wall of the supply assembly.
Preferably, a gasket is further included, the gasket being disposed at the junction of the supply assembly and the input port.
Preferably, the top of the engine is provided with a spark plug.
Preferably, the top wall of the container is provided with an inlet.
Preferably, a cover is sleeved above the inlet.
Preferably, the gasket is made of wear-resistant silica gel.
Compared with the prior art, the invention has the following beneficial effects:
(1) According to the fuel combustion performance testing device of the ramjet, as the chromatograph is arranged, when fuel is input into the engine, the composition of the fuel can be measured through the chromatograph, then the movement condition of a piston in the engine is measured by using the ultrasonic position finder, and the reasons of the gap between the theoretical combustion efficiency and the actual combustion efficiency are compared and analyzed through the movement condition of the piston and the chromatographic data of the fuel, so that a theoretical basis is provided for improving the engine.
(2) According to the fuel combustion performance testing device of the ramjet engine, after fuel is input and spark plugs of the same specification are ignited, the fuel is supplied to the engine by starting the supply assemblies successively through the matching of the electromagnetic valves, the motion states of different pistons in the engine can be measured through the ultrasonic position finder, the defect of a certain area of the cylinder body is analyzed and judged by comparing theoretical combustion efficiency data, so that theoretical data are provided for the manufacturing and processing process change of the cylinder body, and the combustion efficiency of the engine is improved.
(3) According to the fuel combustion performance testing device of the ramjet, three fuels with different components are placed in the same engine for testing and comparing, then each combustion efficiency is analyzed according to the motion state of the piston, and the component differences of the three fuels are analyzed through the chromatograph, so that a theoretical basis is provided for the process improvement of the follow-up fuels.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a schematic view of the feed assembly of the present invention;
FIG. 4 is a schematic view of the flow divider of the present invention;
in the figure: 1. an engine; 2. an analysis component; 3. a chromatograph; 4. a delivery tube; 41. a shunt; 42. a pump machine; 43. a pump tube; 44. a containing box; 45. an inlet; 46. a mouth cover; 47. a chromatograph tube; 5. a supply assembly; 51. a supply pipe; 52. a first fuel pipe; 53. a second fuel pipe; 54. a third fuel pipe; 55. an electromagnetic valve; 56. a meter; 57. a gasket; 6. an input port; 7. an ultrasonic position finder; 8. an ultrasonic detector; 9. a spark plug; 10. an ultrasonic positioning system.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a ramjet fuel combustion performance testing arrangement, includes engine 1, sets up in the analysis subassembly 2 of engine 1 one side and sets up in the ultrasonic wave position finding system 10 of engine 1 opposite side, and analysis subassembly 2 includes chromatograph 3, conveyer pipe 4 and supply assembly 5, and ultrasonic wave position finding system 10 includes ultrasonic wave position finding appearance 7 and ultrasonic detector 8, and the output of ultrasonic wave position finding appearance 7 is towards engine 1, ultrasonic wave position finding appearance 7 and ultrasonic detector 8 electric connection.
Further, one end of the conveying pipe 4 is connected with a diverter 41, one interface of the diverter 41 is connected with the chromatograph 3 through a chromatograph pipe 47, the other interface of the diverter 41 is connected with a pump 42, and the input end of the pump 42 is connected with a containing box 44 through a pump pipe 43.
Further, a supply pipe 51 is provided at one end of the supply assembly 5, a first fuel pipe 52, a second fuel pipe 53 and a third fuel pipe 54 are provided at one end of the supply assembly 5 remote from the supply pipe 51, and a delivery pipe 4 is connected to one ends of the first fuel pipe 52, the second fuel pipe 53 and the third fuel pipe 54 remote from the supply assembly 5.
Further, the outer circumferential walls of the first fuel pipe 52, the second fuel pipe 53 and the third fuel pipe 54 are respectively sleeved with a solenoid valve 55, and the solenoid valves 55 are electrically connected with an external power supply.
Further, the first fuel pipe 52, the second fuel pipe 53, and the third fuel pipe 54 are each sleeved with a gauge 56 near the outer circumferential wall of the supply assembly 5.
Further, a gasket 57 is provided, and the gasket 57 is provided at the junction of the supply unit 5 and the input port 6.
Further, the top of the engine 1 is provided with a spark plug 9.
Further, the top wall of the holding tank 44 is provided with an inlet 45.
Specifically, a flap 46 is provided over the inlet 45.
It is worth noting that the gasket 57 is made of abrasion-resistant silicone.
During operation, firstly, a fuel is divided into three identical test samples, then the same test samples are respectively poured into the containers 44 through the inlets 45, then the pump 42 is driven to input the fuel samples into the flow divider 41 through the pump pipe 43, then a part of the fuel flowing into the flow divider 41 is input into the chromatograph 3 through the chromatograph pipe 47, the other part of the fuel is input into the conveying pipe 4, after the chromatograph 3 measures fuel components, the fuel is respectively input into the engine 1 through opening the electromagnetic valve 55, and as the first fuel pipe 52, the second fuel pipe 53 and the third fuel pipe 54 are positioned in different orientations, the fuel is input into the engine 1 through different orientations, the contact time of the fuel and flame and the continuous combustion time of the fuel can be controlled, so that the combustion efficiency of the fuel can be measured, or the movement condition of a piston rod can be observed through the ultrasonic position finder 7, the optimal ignition position and the optimal fuel injection position of the engine 1 can be found, and the combustion efficiency of the engine 1 can be improved;
To measure the combustion difference between fuels, the combustion efficiency between fuels can be compared by adding different fuels to the interior of each holding tank 44, and the specific implementation process is as follows: the fuel with three different components is placed in different containing boxes 44, then is pressurized and conveyed to the supply assembly 5 through the pump 42, after the fuel passes through the supply assembly 5, all the electromagnetic valves 55 are opened to enable the fuel to be smoothly input into the engine 1, then different fuels are tested and compared in the same engine, then each combustion efficiency is analyzed according to the motion state of the piston, and the component difference of the three fuels is analyzed through the chromatograph 3, so that the combustion gap of the fuel can be obtained.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a ramjet fuel combustion performance testing arrangement which characterized in that: including engine (1), set up in analysis subassembly (2) of engine (1) one side and set up in ultrasonic wave position finding system (10) of engine (1) opposite side, analysis subassembly (2) include chromatograph (3), conveyer pipe (4) and supply subassembly (5), ultrasonic wave position finding system (10) include ultrasonic wave position finding appearance (7) and ultrasonic detector (8), conveyer pipe (4) are provided with three group, every group the one end of conveyer pipe (4) all has been connected with shunt (41), one interface of shunt (41) is connected with chromatograph (3) through chromatograph pipe (47), another interface of shunt (41) has connected with pump (42), the input of pump (42) has connected splendid attire case (44) through pump pipe (43), and the other end of every group conveyer pipe (4) then communicates with supply subassembly (5), the one end of supply subassembly (5) is provided with supply pipe (51), supply subassembly (5) keep away from supply pipe (51) one end and all have shunt (41), first fuel pipe (52) and second fuel pipe (52), first fuel pipe (52) are provided with in parallel connection, one end of the second fuel pipe (53) and one end of the third fuel pipe (54) far away from the supply assembly (5) are respectively fixedly connected with different conveying pipes (4), the supply assembly (5) is provided with four groups, an input port (6) which is in plug-in fit with the supply assembly (5) is fixedly arranged on one side of the engine (1), the output end of the ultrasonic position finder (7) faces the engine (1), and the ultrasonic position finder (7) is electrically connected with the ultrasonic detector (8).
2. The ramjet fuel combustion performance testing device according to claim 1, wherein: the electromagnetic valves (55) are sleeved on the outer circumferential walls of the first fuel pipe (52), the second fuel pipe (53) and the third fuel pipe (54), and the electromagnetic valves (55) are electrically connected with an external power supply.
3. The ramjet fuel combustion performance testing device according to claim 2, wherein: the first fuel pipe (52), the second fuel pipe (53) and the third fuel pipe (54) are respectively sleeved with a measuring instrument (56) close to the outer circumferential wall of the supply assembly (5).
4. A ramjet fuel combustion performance testing device according to claim 3, wherein: also comprises a gasket (57), wherein the gasket (57) is arranged at the joint of the supply assembly (5) and the input port (6).
5. The ramjet fuel combustion performance testing device according to claim 4, wherein: a spark plug (9) is arranged at the top of the engine (1).
6. The ramjet fuel combustion performance testing device according to claim 5, wherein: an inlet (45) is formed in the top wall of the containing box (44).
7. The ramjet fuel combustion performance testing device according to claim 6, wherein: a cover (46) is sleeved above the inlet (45).
8. The ramjet fuel combustion performance testing device according to claim 7, wherein: the gasket (57) is made of wear-resistant silica gel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111166026.XA CN113917070B (en) | 2021-09-30 | 2021-09-30 | Device for testing fuel combustion performance of ramjet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111166026.XA CN113917070B (en) | 2021-09-30 | 2021-09-30 | Device for testing fuel combustion performance of ramjet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113917070A CN113917070A (en) | 2022-01-11 |
| CN113917070B true CN113917070B (en) | 2024-04-26 |
Family
ID=79237979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111166026.XA Active CN113917070B (en) | 2021-09-30 | 2021-09-30 | Device for testing fuel combustion performance of ramjet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113917070B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2581503C1 (en) * | 2015-03-10 | 2016-04-20 | федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Российский государственный университет нефти и газа имени И.М. Губкина" | Test bench for thermal engines |
| CN105699423A (en) * | 2016-03-10 | 2016-06-22 | 北京理工大学 | Device for testing fuel combustion performance of ramjet |
| CN107677764A (en) * | 2017-10-24 | 2018-02-09 | 江苏大学 | A kind of motor fluid fuel combustion characteristics test device and method |
| CN110726559A (en) * | 2019-10-22 | 2020-01-24 | 北京理工大学 | Combustion performance test bench for internal combustion engine based on rapid compression/compression expansion machine |
| CN111751484A (en) * | 2020-04-13 | 2020-10-09 | 中国科学院力学研究所 | Solid-liquid rocket engine fuel burning rate measuring system |
| CN112761822A (en) * | 2021-01-21 | 2021-05-07 | 中国科学院力学研究所 | Solid-liquid rocket engine combustion performance evaluation method and system |
| CN112946167A (en) * | 2021-02-04 | 2021-06-11 | 成都秦川物联网科技股份有限公司 | Energy metering perception control method and system based on chromatography and ultrasonic waves |
-
2021
- 2021-09-30 CN CN202111166026.XA patent/CN113917070B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2581503C1 (en) * | 2015-03-10 | 2016-04-20 | федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Российский государственный университет нефти и газа имени И.М. Губкина" | Test bench for thermal engines |
| CN105699423A (en) * | 2016-03-10 | 2016-06-22 | 北京理工大学 | Device for testing fuel combustion performance of ramjet |
| CN107677764A (en) * | 2017-10-24 | 2018-02-09 | 江苏大学 | A kind of motor fluid fuel combustion characteristics test device and method |
| CN110726559A (en) * | 2019-10-22 | 2020-01-24 | 北京理工大学 | Combustion performance test bench for internal combustion engine based on rapid compression/compression expansion machine |
| CN111751484A (en) * | 2020-04-13 | 2020-10-09 | 中国科学院力学研究所 | Solid-liquid rocket engine fuel burning rate measuring system |
| CN112761822A (en) * | 2021-01-21 | 2021-05-07 | 中国科学院力学研究所 | Solid-liquid rocket engine combustion performance evaluation method and system |
| CN112946167A (en) * | 2021-02-04 | 2021-06-11 | 成都秦川物联网科技股份有限公司 | Energy metering perception control method and system based on chromatography and ultrasonic waves |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113917070A (en) | 2022-01-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN216386918U (en) | Fuel octane number measuring device with electronic control fuel supply system | |
| CN114019086B (en) | Octane number measuring device suitable for gas fuel or gas-liquid flexible fuel | |
| CN216386919U (en) | Octane number measuring device suitable for gas fuel or gas-liquid flexible fuel | |
| CN109083790A (en) | A kind of injection rate measuring system and method based on Zeuch pressure magnetic method | |
| CN102749227A (en) | In-cylinder sampling system and method for internal combustion engine | |
| CN113917070B (en) | Device for testing fuel combustion performance of ramjet | |
| CN102840995A (en) | Performance test analysis system for EGR (Exhaust Gas Recirculation) cooler | |
| CN105020077A (en) | Coking simulation test device and method for diesel engine oil nozzle | |
| CN111237109A (en) | Leakage test device suitable for high-pressure common-rail transverse cavity oil inlet type oil injector of piston type diesel engine | |
| Kaletnik et al. | Study on performance of compression engine operated by biodiesel fuel. | |
| CN103033592B (en) | Measuring method and device for measuring detonation resistance property of fuel | |
| CN106979098B (en) | The air inlet pipe assembly of gas engine | |
| CN114019085A (en) | Fuel octane number measuring device with electronic control fuel supply system | |
| CN209589928U (en) | A kind of residual gas mass spectrometer | |
| CN207103186U (en) | A kind of on-line Full sealing detection equipment conveying device of diesel engine cylinder cover | |
| CN206753762U (en) | The air inlet pipe assembly of gas engine | |
| CN202402169U (en) | Single-valve electric control system for carburetor of universal small gasoline engine | |
| CN206863576U (en) | A kind of electronics rotational speed governor analog testing platform | |
| CN201575913U (en) | Air inflow management exercise system used in internal combustion engine | |
| CN211950718U (en) | Leakage test device suitable for high-pressure common-rail transverse cavity oil inlet type oil injector of piston type diesel engine | |
| CN213688850U (en) | Detection apparatus for automobile engine cylinder lid leakproofness | |
| CN202693384U (en) | Sampling system in cylinder of internal combustion engine | |
| Lawal et al. | Differential air/fresh charge demand, supply and utilisation in two-stroke spark ignition engines | |
| KR20160119308A (en) | Rapid Compression Expantion Machine | |
| CN214224997U (en) | Device for testing high-altitude low-air-pressure flash point of liquid fuel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |