CN108956956A - Fuel oil water distribution experimental rig integrated with moisture measurement and method - Google Patents
Fuel oil water distribution experimental rig integrated with moisture measurement and method Download PDFInfo
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- CN108956956A CN108956956A CN201810639652.8A CN201810639652A CN108956956A CN 108956956 A CN108956956 A CN 108956956A CN 201810639652 A CN201810639652 A CN 201810639652A CN 108956956 A CN108956956 A CN 108956956A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/26—Oils; viscous liquids; paints; inks
- G01N33/28—Oils, i.e. hydrocarbon liquids
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/26—Oils; viscous liquids; paints; inks
- G01N33/28—Oils, i.e. hydrocarbon liquids
- G01N33/2835—Oils, i.e. hydrocarbon liquids specific substances contained in the oil or fuel
- G01N33/2847—Water in oil
Abstract
The present invention provides fuel oil water distribution experimental rig integrated with moisture measurement and method, and device part includes saturation fuel oil water distribution system, supersaturated fuel oil water distribution system, oil burning power system, data collection system and explosion protection system；Being saturated fuel oil water distribution system mainly includes temperature adjustment fuel tank, heat-exchanger rig, blender, direct injection water atomization device；Supersaturated fuel oil water distribution system mainly includes proportion fuel tank, micro- taper hole vibratory atomizer device；Dynamical system has fuel oil turbine pump；Data collection system includes micro-moisture and temperature transmitter, turbine flowmeter, thermometer and coulomb method karl Fischer Moisture Meter in OMM350 oil；The present invention configures saturation fuel oil and supersaturated fuel moisture content accurately, uniformly, test oil can be can be recycled, so that fuel oil is achieved on micro-assay platform that is simpler, small in size, easily manipulating with water test, reduces experimentation cost, provide technical support for Certification.
Description
Technical field
The present invention relates to fuel oil water distribution experimental rig integrated with moisture measurement and methods, belong to fuel piping system
And anti-deicing field, recyclable test oil is provided for fuel pipe icing measurement and basic parameter measures, and is fuel pipe
Road system Certification provides technical support.
Background technique
Aircraft flies under cold temperature condition in high-altitude flight (11000m temperature aloft is -56 DEG C) or for a long time,
Low temperature can generate adverse effect to fuel system and component, it will lead to the water in fuel and forms ice, cause oily filter or petroleum pipeline
Blocking, causes component or the system failure, so as to cause the fuel supply flow rate for reducing or breaking up engine, causes engine oil insufficient
Or it is flame-out, it is flight safety hidden danger very serious.Research fuel system charging properties are particularly important.Test fuel oil
Preparation is the key technology of fuel system icing tests.The history of external fuel oil icing tests research at least existing more than 30 years, and
It after the development of decades, continues to use always till now, the country does not have the anti-freeze test of aircraft fuel system and its component also
Mature experience.
The prior art has the following problems: 1) conventional water distribution mode measurement result and actual error are larger, and mixing is uneven；
2) large tank water distribution higher cost, recycling rate of waterused are low.3) test oil is not recycled, complicated for operation.Therefore in order to
Fuel water-containing flow characteristic under to approximate aircraft live flying environmental condition, and allow to carry out the repetition experimental study of low cost,
Establishing a set of conventional, low price, reliable fuel oil water distribution test bed testing device and method becomes inevitable requirement.
Summary of the invention
Object of the present invention is to provide a kind of integrated water distribution experimental rig and method regarding to the issue above.
The present invention to achieve the above object, adopts the following technical scheme that
A kind of integrated experimental rig of fuel oil water distribution and moisture measurement, it is characterised in that including saturation fuel oil water distribution system,
Supersaturated fuel oil water distribution system, oil burning power system, data collection system and antistatic component:
The experimental rig gets up temperature adjustment fuel tank with proportion fuel tank by piping connection, and the oil liquid in the temperature adjustment fuel tank is passed through
It crosses filtration system and dynamical system is input in the proportion fuel tank, oil liquid passes through dynamical system after the proportion fuel tank again
System returns in temperature adjustment fuel tank；
In the saturation fuel oil water distribution system, interior oil is heated by the temperature control system being made of heat exchanger in temperature adjustment fuel tank
Liquid；Direct injection atomized water matching device, the direct-injection atomized water matching device external water source, by water are equipped in the temperature adjustment fuel tank
It is sprayed into temperature adjustment fuel tank after atomization.Oil mixing with water is carried out by blender in the temperature adjustment fuel tank.
In the supersaturated fuel oil water distribution system, micro- taper hole vibratory atomizer water matching device, institute are equipped in proportion fuel tank
The external power amplifier of micro- taper hole vibratory atomizer water matching device, signal generator are stated, electric impulse signal is conveyed to vibrating reed,
It will be sprayed into proportion fuel tank after water atomization in water tank by certain flow.
The data collection system is by micro-moisture and temperature transmitter data collector, library in thermometer, flowmeter, oil
Human relations method karl Fischer Moisture Meter composition acquires temperature adjustment oil the temperature inside the box, piping flow, saturation fuel oil and supersaturated fuel oil respectively and contains
Water data；
The thermometer is placed in temperature adjustment fuel tank, for detecting in temperature adjustment fuel tank with oil temperature；
Volume flow in the flow measurement buret, convenient for being monitored in real time to recycled fuel oil total amount；
Moisture content and fuel oil temperature are dissolved in micro-moisture and temperature transmitter measurement fuel oil in the OMM350 oil；
The coulomb method karl Fischer Moisture Meter, for measuring moisture content in supersaturated fuel oil.
The anti-static system is made of each component ground strap.
Further, in the saturation fuel oil water distribution system, by temperature adjustment fuel tank, heat-exchanger rig, blender and direct injection
Water atomization device is constituted, in which:
The temperature adjustment fuel tank is equipped with oil outlet and oil return opening, and oil outlet is arranged in oil tank wall lower part, and oil circuit passes through separator
Proportion fuel tank is connected to explosion-proof oil pump；Oil return opening is connect with oil return line, is arranged on oil tank wall top.
The heat-exchanger rig includes sequentially connected temperature adjustment air pump, heat exchange coil, and wherein temperature adjustment air pump is same by two valves
When control air-flow flow；The heat exchange coil is set in temperature adjustment fuel tank.
The blender is set to fuel tank middle and lower part, mixes to oil, water.
The direct-injection water atomization device includes sequentially connected water tank, high pressure gas, regulating valve, direct-injection filter, pressure
Table and direct-injection atomizer；Wherein high pressure gas directly acts on water tank, obtains the atomized water of bulky grain, institute by atomizer
It states direct-injection atomizer and is mounted on temperature adjustment fuel tank top；
Further, it in the supersaturated fuel oil water distribution system, is made of proportion fuel tank and micro- taper hole vibratory atomizer water installations,
Wherein:
The proportion fuel tank is equipped with proportion oil outlet, and proportion oil outlet is flowed back on temperature adjustment fuel tank by oil circuit；Match fuel tank
On oil inlet position be higher than proportion oil outlet；
Micro- taper hole vibratory atomizer water injection system includes adjustable transformer, the electric pulse atomizer by piping connection,
Vibrating diaphragm is equipped in the pipeline, the vibrating diaphragm is connected on signal generator and power amplifier；Pass through adjusting
Supply voltage reaches control atomization water so that the vibration amplitude of diaphragm changes；The electric pulse nozzle is mounted on proportion
Fuel tank inner top.
Further, the dynamical system is made of 2 explosion-proof oil pumps, wherein to be installed on temperature adjustment fuel-displaced for the first explosion-proof oil pump
On mouth and the proportion direct oil circuit of oil inlet, the second explosion-proof oil pump is installed on proportion oil outlet withdrawing oil road；
It is described oil in micro-moisture and temperature transmitter survey have 2, wherein do not have first be set to temperature adjustment oil outlet and match into
On the connection oil circuit of hydraulic fluid port, second is set to proportion oil outlet withdrawing oil road, for dissolving moisture content in the amount fuel oil of side
And fuel oil temperature.
Further, the filtration system is made of separator and filter, wherein the filter is installed on temperature adjustment
In fuel tank, it is connected with temperature adjustment oil outlet, the separator is installed on the first explosion-proof oil pump and matches the oil between oil inlet
On the road.
Further, in aforementioned data acquisition system, karl Fischer Moisture Meter is sampled point in proportion fuel tank oil outlet
Analysis test fuel oil water content.
As a preference, the temperature adjustment fuel tank volume is cone, lower taper bottom is convenient for releasing excessive sedimentation water,
Bottom is equipped with drain valve, and top fuel tank cap enters the air pressure in fuel tank equipped with ventilation valve, convenient for release direct injection atomized water.
As a preference, the explosion-proof oil pump provides power for system circulation, pump discharge is adjustable；Fuel pump both ends are added
Valve, convenient for being safeguarded to pump and filter.
The present invention also provides the integrated test methods based on above-mentioned experimental rig, method includes the following steps:
(1) entire pilot system is detected, instrument, equipment are working properly；
(2) test fuel oil is added in temperature adjustment fuel tank, opens heat exchanger air pump, debugs fuel oil temperature to test temperature, to temperature
Blender and direct injection water atomization device are opened after stabilization, and carry out oil mixing with water；
(3) explosion-proof oil pump is opened, makes to be recycled in pipe-line system full of fuel oil, micro-moisture and temperature transmitter in starting oil
Real-time monitoring data；Close direct injection water atomization device；
(4) according to required test oil water content and saturated water content, micro- taper hole vibratory atomizer water spray flow is set, required
(it is X, fuel moisture content under test temperature that fuel moisture content is saturated at 27 DEG C to fuel moisture content needed for matching before the work package of test
For Y, water added by supersaturated fuel oil is Z, and 30 minutes fuel flows of test cycle are W, then micro- taper hole vibratory atomizer nozzle
Flow are as follows: (X-Y+Z)/w)；
(5) after, oil pump and heat exchange air pump is closed, reads recorded in data collector instrument board and passes through coulomb method
The analysis of karl Fischer Moisture Meter is with oily water content.
Further, during carrying out saturation fuel oil proportioning test, fuel oil can be saturated in 0 DEG C of -30 DEG C of preparation.
It further, can be in the supersaturated fuel oil of 0 DEG C of -30 DEG C of preparation during carrying out supersaturated fuel oil proportioning test.
The present invention has following technical effect using technical solution as above:
Saturation and the aqueous fuel oil of supersaturation are prepared under given temperature in 5 DEG C to 30 DEG C, and has carried out moisture measurement work.
Heat exchange coil is made of ideal heat-transfer matcrial, so that temperature adjustment fuel tank can realize examination under atmospheric temperature
Test required water distribution fuel oil temperature.
Impurity in filter filter fuel system, convenient for protection oil pump；
Fuel oil containing water saturation is deployed in temperature adjustment fuel tank, using direct injection atomizer, convenient for saturation fuel oil proportion.
It matches and prepares supersaturated fuel oil in fuel tank, water atomizing nozzle is rushed using the vibration of micro- taper hole, the water volume through being atomized
Magnitude is small, and precision is high, minimum up to 5 μm, more meets and matches supersaturated fuel demand needed for test, so that oil mixing with water is more
Sufficiently, uniformly.
Data sampling sensor can be monitored online and record numerical value test is whole, convenient for the variation of analysis Water in oil amount and
Size.
The present invention realizes that test oil is recyclable, distributing precision is high low with experimentation cost by fuel oil proportion design
Target.It is worked at the same time by 2 fuel tanks, realizes the simplicity of water distribution fuel oil accuracy and test operation.
By above-mentioned apparatus, makes the supersaturated fuel oil towards testpieces that can realize recycling in the process, save significantly
About routine test cost reduces test and is taken up space.The present invention realizes that test oil recyclability is avoided using large-scale
The large scale equipments such as fuel tank and high power turbine pump carry out the situation of a large amount of manpower, material resources and financial resources of consuming of fuel oil water distribution characteristic research；
And device instrument is easily disassembled in the present invention and transports, and interior in a limited space can complete required experimental study meter
It draws.In addition, the present invention realizes a regulatable temperature environment in controlled temperature cabinet, thus under the premise of not influencing operation,
Carrying platform is provided for some water tests of matching for needing to carry out different temperatures Environmental Studies, realizes that the maximum of resource utilizes, avoids
It installs standby waste and repeats to construct.
Detailed description of the invention
Fig. 1 is the integrated experimental device general structure schematic diagram of fuel oil water distribution of the present invention and moisture measurement；
Fig. 2 is direct-injection atomized water system structure diagram；
Fig. 3 is electric pulse water atomizing nozzle schematic diagram；
In figure, 1- temperature adjustment fuel tank, 2- proportion fuel tank, 3- direct injection atomizer, 4- heat exchange coil, 5- filter, 6- discharging valve,
7- blender, 8- explosion-proof oil pump, 9- separator, 10- switch, the micro- taper hole of 11- shake atomizer, 12- vent valve, 13-
Micro-moisture and temperature transmitter in OMM35 oil, 14- test coil pipe, and 15- karr takes assorted measurement sample tap, 16- thermometer.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, right with reference to the accompanying drawings of the specification
A specific embodiment of the invention is described in detail.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, but the present invention can be with
Implemented using other than the one described here other way, those skilled in the art can be without prejudice to intension of the present invention
In the case of do similar popularization, therefore the present invention is not limited by the specific embodiments disclosed below.
Secondly, combination schematic diagram of the present invention is described in detail, when describing the embodiments of the present invention, for purposes of illustration only, table
Show that the sectional view of device architecture can disobey general proportion and make partial enlargement, and the schematic diagram is example, is not answered herein
Limit the scope of protection of the invention.
A kind of integrated experimental rig of fuel oil water distribution and moisture measurement, it is characterised in that match water system including saturation fuel oil
System, supersaturated fuel oil water distribution system, oil burning power system, data collection system and explosion protection system:
In the saturation fuel oil water distribution system, by temperature adjustment fuel tank 1, heat-exchanger rig, blender 7 and direct injection water atomization device structure
At；
In the supersaturated fuel oil water distribution system, it is made of proportion fuel tank 2 and micro- taper hole vibratory atomizer water installations；
The dynamical system is made of 2 explosion-proof oil pumps 8；
The data collection system is by micro-moisture and temperature transmitter 13 and coulomb in thermometer 16, flowmeter, OMM350 oil
Method karl Fischer Moisture Meter composition；
The filtration system is made of separator 9 and filter 5；
The anti-static system is made of each component ground strap.
Further, in aforementioned saturation fuel oil matching system, heat-exchanger rig includes sequentially connected temperature adjustment air pump, heat exchange plate
Pipe 4, heat exchange air pump are connected with temperature adjustment fuel tank 1, and the pressure and flow of air-flow, heat exchange in control temperature adjustment fuel tank 1 are controlled by valve
4 temperature of coil pipe, to control 1 inner fluid temperature of temperature adjustment fuel tank.Heat exchange coil 4 is using the heat-transfer matcrial red copper with a thickness of 12mm.
Controlled temperature cabinet external dimensions: 400mm(body diameter d), 450mm(cylinder are high h).
Further, in aforementioned saturation fuel oil matching system, direct-injection atomizing water nozzle is installed on fuel tank in temperature adjustment fuel tank 1
Portion.The atomising device being connected with direct-injection atomizing water nozzle is made of high pressure gas regulating valve, filter 5, water tank and pressure gauge.
Further, in aforementioned supersaturated fuel oil matching system, 2 external dimensions of fuel tank: 100mm(body diameter is matched
d1), the high h of 450mm(cylinder2).
Further, it in aforementioned supersaturated fuel oil matching system, matches micro- taper hole vibratory atomizer nozzle in fuel tank 2 and is installed on
Fuel tank top.The power amplifier being connected with micro- taper hole vibratory atomizer nozzle, signal generator control atomized water flow.
Further, in previous power system, 2 explosion-proof oil pumps 8 are separately mounted to the oil outlet of 2 fuel tanks, oil pump stream
Amount is adjustable by frequency conversion voltage device.
Further, in aforementioned data acquisition system, flowmeter is mounted on oil return line, before 1 oil inlet of temperature adjustment fuel tank.Turbine flow
Volume flow in flowmeter measurement pipe, convenient for being monitored in real time to recycled fuel oil total amount.
Further, in aforementioned data acquisition system, water content sensor is respectively arranged in proportion 2 oil inlet of fuel tank and goes out
Inside the pipeline of oil port, moisture content in real-time measurement fuel oil, water activity measurement is up to 2%, measurement range 0-500ppm；Temperature
Precision is spent up to 0.3 DEG C, -40-120 DEG C of measurement range；And recordable reading.
Further, in aforementioned data acquisition system, sensor connector to temperature signal and water content volume ratio signal into
The whole acquisition of row, records and saves in instrument display.
Further, in aforementioned data acquisition system, karl Fischer Moisture Meter is sampled point in proportion 2 oil outlet of fuel tank
Analysis test fuel oil water content.
A kind of integrated test method of fuel oil water distribution and moisture measurement, feature are described as follows:
(1) entire pilot system is detected, instrument, equipment are working properly；
(2) test fuel oil is added in temperature adjustment fuel tank 1, opens heat exchanger air pump, debugs fuel oil temperature to test temperature, to temperature
Blender 7 and direct injection water atomization device are opened after stabilization, and carry out oil mixing with water；
(3) explosion-proof oil pump 8 is opened, makes to be recycled in pipe-line system full of fuel oil, micro-moisture and temperature pick-up in starting oil
Device real-time monitoring data；Close direct injection water atomization device；
(4) according to required test oil water content and saturated water content, micro- taper hole vibratory atomizer water spray flow is set, required
(it is X, fuel moisture content under test temperature that fuel moisture content is saturated at 27 DEG C to fuel moisture content needed for matching before the work package of test
For Y, water added by supersaturated fuel oil is Z, and 30 minutes fuel flows of test cycle are W, then micro- taper hole vibratory atomizer nozzle
Flow are as follows: (X-Y+Z)/w)；
(5) after, oil pump and heat exchange air pump is closed, reads recorded in data collector instrument board and passes through coulomb method
The analysis of karl Fischer Moisture Meter is with oily water content.
Embodiment 1:
Fuel oil water distribution experimental rig integrated with moisture measurement is as shown in Figure 1, include saturation fuel oil water distribution system, supersaturation
Five fuel oil water distribution system, oil burning power system, data collection system and antistatic component parts.The experimental rig carries out
Saturation and the aqueous fuel oil of supersaturation match work under given temperature, have been additionally carried out moisture measurement work.
It chooses 3# Aviation Fuel and carries out saturation fuel oil proportioning test；Test temperature is set as 27 DEG C；10 DEG C of environment temperature；Work
It is set as 30min as the time.
The preparation steps carried out referring to above-mentioned trystate are as follows:
1, the corresponding portion of whole device is debugged and is checked: the reliability detection of regulating switch 10, configuration prison in device
Control operation test, data acquisition module and the detection of various kinds of sensors reliability of program.
2,40L 3# Aviation Fuel is added in temperature adjustment fuel tank 1, opens heat exchange air pump, temperature setting is 27 DEG C, until temperature
Stablize at 27 DEG C, opens blender 7 and direct injection water atomization device carries out oil mixing with water 5 minutes, direct injection water atomizing nozzle stream
Amount is 40ml/min.
3, it connects 0MM35 device for measuring moisture and connects water content sensor connector.Open circuit switching 10.
4, connecting oil pump recycles system, oil pump flow 0.6m3 / h(engine minimum fuel supply flow rate).
5, direct injection water atomization device is closed.It is saturated fuel oil due to preparing, the water added needed for supersaturation is 0, micro- cone
Hole vibratory atomizer sprinkler head does not work.
6, system carries out 30 minutes cycle operations.
7, oil pump, heat exchange air pump and direct injection are closed after working is atomized water system valve.
8, it exports data in 0MM35 drimeter record system to show, in work 30 minutes, 3# fuel oil is at 75 DEG C
When, the test oil water content exported maintains within the scope of 117-123PPM, data stabilization.
Specific example 2:
It chooses 3# Aviation Fuel and carries out supersaturated fuel oil proportioning test；Test temperature is set as 27 DEG C；10 DEG C of environment temperature；Flow
Pump discharge is 0.6m3 / h(engine minimum fuel supply flow rate), the working time is set as 30min(aviation and recommends fuel pipe test
Working time), fuel oil total flow is 300L.Micro- taper hole vibratory atomizer (operating) water nozzle flow is 2ml/min(Z/W, and X-Y value is 0) (root
According to regulation in seaworthiness GJB3577 " icing of aircraft fuel system and attachment requires and test ", " combustion of antifreeze additive is not added
Oil adds the free water of 0.2ml in the case where 27 DEG C of water content reach saturated conditions in every liter of fuel oil, and is cooled to operation
In be likely encountered most critical ice-formation condition when, engine needed for fuel system should be able to make aircraft not jeopardize flight safety is minimum
Power follow-on mission).
The preparation steps carried out referring to above-mentioned trystate are as follows:
1, the corresponding portion of whole device is debugged and is checked: the reliability detection of regulating switch 10, configuration prison in device
Control operation test, data acquisition module and the detection of various kinds of sensors reliability of program.
2,40L 3# Aviation Fuel is added in temperature adjustment fuel tank 1, opens heat exchange air pump, temperature setting is 27 DEG C, until temperature
Stablize at 27 DEG C, opens blender 7 and direct injection water atomization device carries out oil mixing with water 5 minutes, direct injection water atomizing nozzle stream
Amount is 40ml/min.
3, it connects 0MM35 device for measuring moisture and connects water content sensor connector.Open circuit switching 10.
4, connecting oil pump recycles system, oil pump flow 0.6m3 / h(engine minimum fuel supply flow rate).
5, direct injection water atomization device is closed.
6, micro- taper hole vibratory atomizer water installations valve (flow 2ml/min) is opened.
7, oil pump, heat exchange air pump and electric pulse are closed after working 30 minutes is atomized water system valve.
8, it exports data in 0MM35 drimeter record system to show, in work 30 minutes, 3# fuel oil is at 27 DEG C
When, the test oil water content exported maintains within the scope of 117-123PPM, data stabilization.
9, rating test fuel oil total moisture content is sampled through karl Fischer measurement method, stablized within the scope of 292-348, error
Rate is within 10%.
The above is the preferable specific embodiment of the present invention, but protection scope of the presently claimed invention is not limited only to this
Several concrete schemes.The design parameter selected by the engineers and technicians for being familiar with this field, the present invention claims technology model
Within enclosing, should all be contained in the present invention claims protection scope in.
Claims (10)
1. the integrated experimental rig of a kind of fuel oil water distribution and moisture measurement, it is characterised in that match water system including saturation fuel oil
System, supersaturated fuel oil water distribution system, oil burning power system, data collection system and explosion protection system:
The experimental rig gets up temperature adjustment fuel tank with proportion fuel tank by piping connection, and the oil liquid in the temperature adjustment fuel tank is passed through
It crosses filtration system and dynamical system is input in the proportion fuel tank, oil liquid passes through dynamical system after the proportion fuel tank again
System returns in temperature adjustment fuel tank；
Temperature adjustment fuel tank, the interior temperature control system by being made of heat exchanger of temperature adjustment fuel tank are equipped in the saturation fuel oil water distribution system
Heat internal oil；Direct injection atomized water matching device is equipped in the temperature adjustment fuel tank, outside the direct-injection atomized water matching device
Water receiving source sprays into temperature adjustment fuel tank after making water fogging, carries out oil mixing with water by blender in the temperature adjustment fuel tank；
It is equipped with proportion fuel tank in the supersaturated fuel oil water distribution system, is equipped with micro- taper hole vibratory atomizer water in proportion fuel tank and matches
Device, the external power amplifier of the micro- taper hole vibratory atomizer water matching device, signal generator, electric impulse signal is conveyed to
Vibrating reed will be sprayed into proportion fuel tank after water atomization in water tank by the flow of setting；
The data collection system is by micro-moisture and temperature transmitter data collector, coulomb method in thermometer, flowmeter, oil
Karl Fischer Moisture Meter composition acquires temperature adjustment oil the temperature inside the box, piping flow, saturation fuel oil and supersaturated fuel moisture content respectively
Data.
2. the integrated experimental rig of a kind of fuel oil water distribution and moisture measurement according to claim 1, it is characterised in that:
It is made of in the saturation fuel oil water distribution system temperature adjustment fuel tank, heat-exchanger rig, blender and direct injection water atomization device,
In:
The temperature adjustment fuel tank is equipped with temperature adjustment oil outlet and oil return opening, and temperature adjustment oil outlet is arranged in oil tank wall lower part, and oil circuit passes through
Separator and explosion-proof oil pump are connected to proportion fuel tank；Oil return opening is connect with oil return line, is arranged on oil tank wall top；
The heat-exchanger rig includes sequentially connected temperature adjustment air pump, heat exchange coil, and wherein temperature adjustment air pump is by two same time controls of valve
The flow of air-flow processed；The heat exchange coil is set in temperature adjustment fuel tank；
The blender is set to fuel tank middle and lower part, mixes to oil, water；
The direct-injection water atomization device include sequentially connected water tank, high pressure gas, regulating valve, direct-injection filter, pressure gauge and
Direct-injection atomizer；Wherein high pressure gas directly acts on water tank, obtains the atomized water of bulky grain by atomizer, described straight
Atomization nozzle is mounted on temperature adjustment fuel tank top.
3. the integrated experimental rig of a kind of fuel oil water distribution and moisture measurement according to claim 1, it is characterised in that:
It is made of in the supersaturated fuel oil water distribution system proportion fuel tank and micro- taper hole vibratory atomizer water installations, in which:
The proportion fuel tank is equipped with proportion oil outlet, and proportion oil outlet is flowed back on temperature adjustment fuel tank by oil circuit；Match fuel tank
On oil inlet position be higher than proportion oil outlet；
Micro- taper hole vibratory atomizer water installations include adjustable transformer, the electric pulse atomizer by piping connection,
Vibrating diaphragm is equipped in the pipeline, the vibrating diaphragm is connected on signal generator and power amplifier；It is supplied by adjusting
Piezoelectric voltage reaches control atomization water so that the vibration amplitude of diaphragm changes；The electric pulse nozzle is mounted on Proportioning Oil
Case inner top.
4. the integrated experimental rig of a kind of fuel oil water distribution and moisture measurement according to claim 1, it is characterised in that:
The dynamical system is made of 2 explosion-proof oil pumps, wherein the first explosion-proof oil pump is installed on temperature adjustment oil outlet and proportion oil inlet
On the direct oil circuit of mouth, the second explosion-proof oil pump is installed on proportion oil outlet withdrawing oil road；
It is described oil in micro-moisture and temperature transmitter survey have 2, wherein do not have first be set to temperature adjustment oil outlet and match into
On the connection oil circuit of hydraulic fluid port, second is set to proportion oil outlet withdrawing oil road, and moisture content is dissolved in fuel oil for measuring
And fuel oil temperature.
5. the integrated experimental rig of a kind of fuel oil water distribution and moisture measurement according to claim 4, it is characterised in that:
The filtration system is made of separator and filter, wherein the filter is installed in temperature adjustment fuel tank, with tune
Warm oil outlet is connected, and the separator is installed on the first explosion-proof oil pump and matches on the oil circuit between oil inlet.
6. the integrated experimental rig of a kind of fuel oil water distribution and moisture measurement according to claim 4, it is characterised in that:
The temperature adjustment fuel tank volume is cone, and convenient for releasing excessive sedimentation water, bottom is equipped with drain valve, top at lower taper bottom
Fuel tank cap enters the air pressure in fuel tank equipped with ventilation valve, convenient for release direct injection atomized water.
7. the integrated experimental rig of a kind of fuel oil water distribution and moisture measurement according to claim 4, it is characterised in that:
The explosion-proof oil pump provides power for system circulation, and pump discharge is adjustable；Valve is added in fuel pump both ends, convenient for pump and filter
It is safeguarded.
8. the integrated test method of a kind of fuel oil water distribution and moisture measurement, it is characterised in that: method includes the following steps:
(1) entire pilot system is detected, instrument, equipment are working properly；
(2) test fuel oil is added in temperature adjustment fuel tank, opens heat exchanger air pump, debugs fuel oil temperature to test temperature, to temperature
Blender and direct injection water atomization device are opened after stabilization, and carry out oil mixing with water；
(3) explosion-proof oil pump is opened, makes to be recycled in pipe-line system full of fuel oil, micro-moisture and temperature transmitter in starting oil
Real-time monitoring data；Close direct injection water atomization device；
(4) according to required test oil water content and saturated water content, micro- taper hole vibratory atomizer water spray flow is set, required
Fuel moisture content needed for being matched before the work package of test；
(5) after, oil pump and heat exchange air pump is closed, reads recorded in data collector instrument board and passes through coulomb method
The analysis of karl Fischer Moisture Meter is with oily water content.
9. the integrated test method of a kind of fuel oil water distribution and moisture measurement according to claim 8, it is characterised in that:
During carrying out saturation fuel oil proportioning test, fuel oil is saturated in 0 DEG C of -30 DEG C of preparation.
10. the integrated test method of a kind of fuel oil water distribution and moisture measurement according to claim 8, feature exist
In: it carries out in supersaturated fuel oil proportioning test, in the supersaturated fuel oil of 0 DEG C of -30 DEG C of preparation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810639652.8A CN108956956B (en) | 2018-06-20 | 2018-06-20 | Integrated test device and method for measuring water content in fuel oil water distribution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810639652.8A CN108956956B (en) | 2018-06-20 | 2018-06-20 | Integrated test device and method for measuring water content in fuel oil water distribution |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108956956A true CN108956956A (en) | 2018-12-07 |
| CN108956956B CN108956956B (en) | 2021-04-27 |
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| CN201810639652.8A Active CN108956956B (en) | 2018-06-20 | 2018-06-20 | Integrated test device and method for measuring water content in fuel oil water distribution |
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| CN109507268A (en) * | 2018-12-12 | 2019-03-22 | 中国航发控制系统研究所 | A kind of micro free water content analysis method in aviation kerosine |
| CN109521145A (en) * | 2018-12-14 | 2019-03-26 | 东南大学 | In operation in steam turbine oil micro-moisture measuring method |
| CN109758932A (en) * | 2019-01-31 | 2019-05-17 | 南京航空航天大学 | A kind of low temperature fuel quantitative matches water mixing device and method |
| CN111537704A (en) * | 2020-05-20 | 2020-08-14 | 四川大学 | Online measurement device and method for concentration of dissolved oxygen in fuel oil |
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