CN206816427U - A kind of fuel nozzle Flow Measuring System - Google Patents
A kind of fuel nozzle Flow Measuring System Download PDFInfo
- Publication number
- CN206816427U CN206816427U CN201720764468.7U CN201720764468U CN206816427U CN 206816427 U CN206816427 U CN 206816427U CN 201720764468 U CN201720764468 U CN 201720764468U CN 206816427 U CN206816427 U CN 206816427U
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- Prior art keywords
- weighing
- fuel nozzle
- nozzle flow
- measuring system
- fuel
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Abstract
The utility model discloses a kind of fuel nozzle Flow Measuring System.Including the weighing measurement instrument for containing the weighing bucket of fuel oil and being connected with computer, supporting plate is provided with the outside of the weighing bucket, is provided with least two weighing sensors below the supporting plate, the weighing sensor is connected to weighing measurement instrument.The utility model is by setting weighing sensor and weighing measurement instrument to realize and carry out signal acquisition to the weighing bucket for containing fuel oil, and recorded automatically by software after the signal collected is transmitted to computer disposal, and calculate fuel nozzle flow, the measuring system is weighed to fuel oil, data record and flow rate calculation are realized automatically by computer software, can effectively improve fuel nozzle flow measurement precision and efficiency.
Description
Technical field
It the utility model is related to fuel nozzle testing field, and in particular to a kind of aero-engine fuel nozzle flow measurement
System.
Background technology
Fuel nozzle is one of core component of aeroengine combustor buring room part, belongs to precise part, its dimensional accuracy, table
Face finish, assembly precision, vacuum brazing, fuel flow characteristic requirements are high.Fuel nozzle flow was flowed through in the unit interval
The fluid volume or weight of spray orifice cross section.Due to being directly connected to the normal ignition of engine, efficiency of combustion, Temperature Field Control
Deng, therefore fuel nozzle discharge characteristic requires very harsh.
Fuel nozzle flow measurement at present is completed using weighing bucket and electronic scale, is carrying out fuel nozzle flow measurement
During experiment, first pass through weighing bucket and collect the fuel oil that nozzle sprays, then carry out the weighing bucket for gathering fuel oil using electronic scale
Weigh, after weighing, by fuel weight and nozzle injection time data input computer, then calculate fuel nozzle flow,
Fuel oil in weighing bucket is finally refunded into fuel tank.It follows that fuel nozzle flow measurement is less efficient at present, and measurement accuracy
It is low.
Utility model content
The utility model purpose is：It is less efficient for current aero-engine fuel nozzle flow measurement, and measure
The problem of precision is also low, there is provided a kind of fuel nozzle Flow Measuring System, the measurement efficiency of the measuring system is higher, and measures essence
Degree is also high.
To achieve these goals, the technical solution adopted in the utility model is：
A kind of fuel nozzle Flow Measuring System, including the title for containing the weighing bucket of fuel oil and being connected with computer
Remeasurement instrument, the weighing bucket outside are provided with supporting plate, at least two weighing sensors, the title are provided with below the supporting plate
Retransmit sensor and be connected to weighing measurement instrument.
The utility model is by setting weighing sensor and weighing measurement instrument to realize and carry out letter to the weighing bucket for containing fuel oil
Number collection, and is recorded, and calculate fuel nozzle stream automatically after the signal collected is transmitted to computer disposal by software
Amount, the measuring system is weighed to fuel oil, data record and flow rate calculation are realized automatically by computer software, can be effective
Improve fuel nozzle flow measurement precision and efficiency.
As preferred scheme of the present utility model, the bottom of the barrel of weighing is provided with the oil return pipe that is connected with fuel tank, described time
Oil pipe, which is provided with, to be used to control the electric control valve that it is opened or closed.By setting electric control valve on oil return pipe, measuring
Realization can be automatically opened up after finishing the fuel oil in weighing bucket is recycled in fuel tank, be advantageous to mitigate survey crew's labor intensity.
As preferred scheme of the present utility model, the electric control valve is electromagnet cut off valve.
As preferred scheme of the present utility model, the quantity of the weighing sensor is two, and circumferentially equal along weighing bucket
Even arrangement, two weighing sensor uniform forces can be made.
As preferred scheme of the present utility model, the weighing sensor is resistance strain weighing transducer.
In summary, by adopting the above-described technical solution, the beneficial effects of the utility model are：
1st, the utility model is by setting weighing sensor and weighing measurement instrument to realize and carried out to the weighing bucket for containing fuel oil
Signal acquisition, and recorded automatically by software after the signal collected is transmitted to computer disposal, and calculate fuel nozzle
Flow, the measuring system is weighed to fuel oil, data record and flow rate calculation are realized automatically by computer software, Neng Gouyou
Effect improves fuel nozzle flow measurement precision and efficiency；
2nd, for the utility model by setting electric control valve on oil return pipe, realization can be automatically opened up after measurement will
Fuel oil in weighing bucket is recycled in fuel tank, is advantageous to mitigate survey crew's labor intensity.
Brief description of the drawings
Fig. 1 is the fuel nozzle Flow Measuring System schematic diagram in the utility model.
Marked in figure：1- weighing sensors, 2- weighing buckets, 21- supporting plates, 3- electromagnet cut off valve, 4- oil return pipes, 5- weigh
Measuring instrument, 6- computers.
Embodiment
Below in conjunction with the accompanying drawings, the utility model is described in detail.
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining this
Utility model, it is not used to limit the utility model.
Embodiment 1
The present embodiment provides a kind of fuel nozzle Flow Measuring System；
As shown in figure 1, the fuel nozzle Flow Measuring System in the present embodiment, including for containing the weighing bucket 2 of fuel oil
The weighing measurement instrument 5 being connected with computer 6, the outside of weighing bucket 2 are provided with supporting plate 21, and the lower section of supporting plate 21 is set
There are two weighing sensors 1, all weighing sensors 1 are arranged circumferentially along weighing bucket 2, to realize jointly to weighing bucket
Support, and make each weighing sensor uniform force, all weighing sensors 1 are connected to weighing measurement instrument 5.
In the present embodiment, the bottom of weighing bucket 2 is provided with the oil return pipe 4 connected with fuel tank, and the oil return pipe 4, which is provided with, to be used
In the electric control valve for controlling it to open or close., can be automatic after measurement by setting electric control valve on oil return pipe
Open realization the fuel oil in weighing bucket is recycled in fuel tank, be advantageous to mitigate survey crew's labor intensity.
In the present embodiment, the electric control valve is electromagnet cut off valve 3, when magnet coil is powered or powers off, band movable valve plug
Action, make fuel oil by valve body or be cut off.
In the present embodiment, the weighing sensor 1 is resistance strain weighing transducer.
The present embodiment is by setting weighing sensor and weighing measurement instrument to realize and carry out signal to the weighing bucket for containing fuel oil
Collection, and recorded automatically by software after the signal collected is transmitted to computer disposal, and fuel nozzle flow is calculated,
Simultaneously by setting electromagnet cut off valve on oil return pipe, realization can be automatically opened up after measurement by the fuel oil in weighing bucket
It is recycled in fuel tank, is advantageous to mitigate survey crew's labor intensity, the measuring system weighs to fuel oil, data record, flowmeter
Calculate and oil return is realized automatically by computer software, fuel nozzle flow measurement precision and efficiency can be effectively improved.
Embodiment 2
The present embodiment provides a kind of fuel nozzle Flow Measuring System；
As shown in figure 1, the fuel nozzle Flow Measuring System in the present embodiment, including for containing the weighing bucket 2 of fuel oil
The weighing measurement instrument 5 being connected with computer 6, the outside of weighing bucket 2 are provided with supporting plate 21, and the lower section of supporting plate 21 is set
There are three weighing sensors 1, all weighing sensors 1 are arranged circumferentially along weighing bucket 2, to realize jointly to weighing bucket
Support, and make each weighing sensor uniform force, all weighing sensors 1 are connected to weighing measurement instrument 5.
In the present embodiment, the bottom of weighing bucket 2 is provided with the oil return pipe 4 connected with fuel tank, and the oil return pipe 4, which is provided with, to be used
In the electric control valve for controlling it to open or close., can be automatic after measurement by setting electric control valve on oil return pipe
Open realization the fuel oil in weighing bucket is recycled in fuel tank, be advantageous to mitigate survey crew's labor intensity.
In the present embodiment, the electric control valve is electromagnet cut off valve 3, when magnet coil is powered or powers off, band movable valve plug
Action, make fuel oil by valve body or be cut off.
In the present embodiment, the weighing sensor 1 is resistance strain weighing transducer.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
All any modification, equivalent and improvement made within the principle of utility model etc., it should be included in protection of the present utility model
Within the scope of.
Claims (5)
1. a kind of fuel nozzle Flow Measuring System, it is characterised in that including the weighing bucket and and computer for containing fuel oil
The weighing measurement instrument being connected, is provided with supporting plate on the outside of the weighing bucket, and the supporting plate lower section is weighed biography provided with least two
Sensor, the weighing sensor are connected to weighing measurement instrument.
2. fuel nozzle Flow Measuring System according to claim 1, it is characterised in that it is described weigh bottom of the barrel be provided with
The oil return pipe of fuel tank connection, the oil return pipe, which is provided with, to be used to control the electric control valve that it is opened or closed.
3. fuel nozzle Flow Measuring System according to claim 2, it is characterised in that the electric control valve cuts for electromagnetism
Only valve.
4. the fuel nozzle Flow Measuring System according to one of claim 1-3, it is characterised in that the weighing sensor
Quantity be two, and be arranged circumferentially along weighing bucket.
5. the fuel nozzle Flow Measuring System according to one of claim 1-3, it is characterised in that the weighing sensor
For resistance strain weighing transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720764468.7U CN206816427U (en) | 2017-06-28 | 2017-06-28 | A kind of fuel nozzle Flow Measuring System |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720764468.7U CN206816427U (en) | 2017-06-28 | 2017-06-28 | A kind of fuel nozzle Flow Measuring System |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206816427U true CN206816427U (en) | 2017-12-29 |
Family
ID=60762471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720764468.7U Active CN206816427U (en) | 2017-06-28 | 2017-06-28 | A kind of fuel nozzle Flow Measuring System |
Country Status (1)
| Country | Link |
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| CN (1) | CN206816427U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110514424A (en) * | 2019-08-30 | 2019-11-29 | 中国航发动力股份有限公司 | A kind of fuel nozzle flow testing device and preparation method thereof |
| CN110617170A (en) * | 2019-07-10 | 2019-12-27 | 西安成立航空制造有限公司 | Multi-nozzle flow measurement system and measurement method thereof |
| CN112628047A (en) * | 2020-12-14 | 2021-04-09 | 中国船舶重工集团公司第七一一研究所 | High-pressure common rail system test bed oil injection flow measuring system and calibration method |
-
2017
- 2017-06-28 CN CN201720764468.7U patent/CN206816427U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110617170A (en) * | 2019-07-10 | 2019-12-27 | 西安成立航空制造有限公司 | Multi-nozzle flow measurement system and measurement method thereof |
| CN110514424A (en) * | 2019-08-30 | 2019-11-29 | 中国航发动力股份有限公司 | A kind of fuel nozzle flow testing device and preparation method thereof |
| CN110514424B (en) * | 2019-08-30 | 2021-06-08 | 中国航发动力股份有限公司 | Fuel nozzle flow testing device and manufacturing method thereof |
| CN112628047A (en) * | 2020-12-14 | 2021-04-09 | 中国船舶重工集团公司第七一一研究所 | High-pressure common rail system test bed oil injection flow measuring system and calibration method |
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