CN106401750B - Oil sealing equipment - Google Patents
Oil sealing equipment Download PDFInfo
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- CN106401750B CN106401750B CN201610785590.2A CN201610785590A CN106401750B CN 106401750 B CN106401750 B CN 106401750B CN 201610785590 A CN201610785590 A CN 201610785590A CN 106401750 B CN106401750 B CN 106401750B
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- sealing
- oil sealing
- lubricating oil
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/06—Arrangements of bearings; Lubricating
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/18—Lubricating arrangements
- F01D25/183—Sealing means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/22—Fuel supply systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/28—Arrangement of seals
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C9/00—Controlling gas-turbine plants; Controlling fuel supply in air- breathing jet-propulsion plants
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2240/00—Components
- F05D2240/55—Seals
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The invention discloses a kind of oil sealing equipment, including lubricating oil oil seal system, fuel oil oil seal system and oil sealing control system, lubricating oil oil seal system is connected with the lubricating oil oil inlet of engine, fuel oil oil seal system is connected with the fuel oil oil inlet of engine, oil sealing control system respectively with engine, lubricating oil oil seal system is connected with fuel oil oil seal system, wherein, oil sealing control system is used in the case of engine blowdown firing, lubricating oil is controlled to be injected from the lubricating oil oil inlet of engine, and in the case of engine false start, lubricating oil oil inlet injection and fuel oil of the lubricating oil from engine is controlled to be injected from fuel oil oil inlet, and lubricating oil oil seal system and fuel oil oil seal system are controlled to engine oiling according to default oil pressure injection value, to complete the inside oil sealing of engine.The degree of automation of the present invention is high, carried out the continuous of oil sealing operation process and closing carries out, and improves the quality and efficiency of oil sealing.
Description
Technical field
The present invention relates to field of engine control, especially, is related to a kind of oil sealing equipment.
Background technology
According to the working service requirement of engine, if must be carried out before sealing up for safekeeping without using engine in a period of time
Fuel oil and oil system oil sealing, the engine stored for a long time, also will be again to engine fuel and cunning after basic storage expires
Oil system carries out oil sealing again, breaks seal to when use to engine.Purpose is to ensure engine in storage period
Between integrity, it is ensured that engine can normal use after unpacking.Oil sealing is divided into inner oil seal and outer oil seal, and the quality of oil sealing determines
Engine is stored time limit and storage quality, the oil sealing equipment of available engine (such as turboshaft engine) mainly by oil pump,
The annexes such as controller, pressure display instrument table, power adaption system and motor of engine controller form, however, the fuel feeding of oil pump
It is non-adjustable under normal circumstances after pressure is selected.Therefore, the oil sealing equipment of available engine carries out cold oil envelope or deep fat envelope on ground
When, the degree of automation is low, so as to cause that outfield flight crew is low to existing efficiency during engine oil seal, operation is tired
A series of problems, such as difficult and fluid is easy to pollute.
Therefore, the oil sealing automation degree of equipment of available engine is low, is a technical problem urgently to be resolved hurrily.
The content of the invention
The present invention provides a kind of oil sealing equipment, to solve the low technology of the oil sealing automation degree of equipment of available engine
Problem.
The technical solution adopted by the present invention is as follows：
The present invention provides a kind of oil sealing equipment, including lubricating oil oil seal system, fuel oil oil seal system and oil sealing control system, sliding
Oily oil seal system is connected with the lubricating oil oil inlet of engine, and fuel oil oil seal system is connected with the fuel oil oil inlet of engine, oil sealing
Control system is connected with engine, lubricating oil oil seal system and fuel oil oil seal system respectively, wherein, oil sealing control system is used to send out
In the case of motivation blowdown firing, control lubricating oil is injected from the lubricating oil oil inlet of engine, and in the case of engine false start,
Lubricating oil oil inlet injection and fuel oil of the lubricating oil from engine is controlled to be injected from fuel oil oil inlet, and according to default oil pressure injection value
Lubricating oil oil seal system and fuel oil oil seal system are controlled to engine oiling, to complete the inside oil sealing of engine.
Further, lubricating oil oil seal system includes the first fuel tank, the first oil pump, the first oily filter, the first solenoid valve and first
Connector, the first oil pump, the first oily filter, the first solenoid valve and the first connector are sequentially connected, and the first fuel tank is used to store oil sealing lubricating oil,
The oil inlet pipe of first oil pump is connected with the first fuel tank for being pressurized oil sealing lubricating oil to extract oil sealing lubricating oil；First oily filter is used to filter
Except the impurity in oil sealing lubricating oil；First solenoid valve is used for the injection for controlling oil sealing lubricating oil；The lubricating oil of first connector and engine into
Hydraulic fluid port, which is connected, to be used for oil sealing lubricating oil injection engine.
Further, lubricating oil oil seal system further includes the first overflow valve and first throttle valve, the first overflow valve and first segment
Stream valve is separately positioned between the first fuel tank and the first solenoid valve, and the first overflow valve is used for oil sealing lubricating oil level pressure overflow to protect
Lubricating oil pressure in first oil pump is no more than maximum working pressure (MWP), and first throttle valve is used for the flow and pressure for adjusting oil sealing lubricating oil
To control the oil pressure of oil sealing lubricating oil in the range of setting.
Further, lubricating oil oil seal system further includes dehydration control unit, and dehydration control unit is used to deposit the first fuel tank
The oil sealing lubricating oil put makees dehydration so that oil sealing lubricating oil meets the requirement of oil sealing oil.
Further, dehydration control unit includes temperature sensor, temperature controller, relay, electricity heating pipe and aqueous vapor
Separator, electricity heating pipe are arranged in the first fuel tank, and moisture separator sets the top of the first fuel tank, temperature sensor, temperature
Controller, relay, electricity heating pipe are sequentially connected in series, and temperature sensor is used for the temperature for gathering oil sealing lubricating oil；Temperature controller is used
In control relay break-make with or off electricity heating pipe；Electricity heating pipe be used for heat the first fuel tank in oil sealing lubricating oil with
Make the water vapor in oil sealing lubricating oil；Moisture separator is used for the moisture in the oil sealing lubricating oil of separation of vaporization.
Further, dehydration control unit further includes second solenoid valve, and second solenoid valve is used for de- in the heating of oil sealing lubricating oil
During water, the automatic cycle of the oil sealing lubricating oil in the first fuel tank is realized, to prevent the oil sealing lubricating oil at electricity heating pipe to be carbonized.
Further, lubricating oil fill cup hydraulic closed-loop control system is further included, lubricating oil fill cup hydraulic closed-loop control system includes
First pressure gauge, first pressure signalling means, the first PLC controller and the first frequency converter, first pressure gauge are arranged on the first oily filter
And first between solenoid valve, for showing the pressure value of the oil sealing lubricating oil exported at the first oily filter；First pressure signalling means, first
PLC controller and the first frequency converter are sequentially connected in series, and the rear end that first pressure signalling means is arranged on the first oily filter is used for automatic measurement
The pressure value of the oil sealing lubricating oil of measurement is simultaneously supplied to the first PLC controller by the pressure value of oil sealing lubricating oil；First PLC controller is used
In the oil sealing lubricating oil according to setting pressure value and first pressure signalling means measure oil sealing lubricating oil pressure value be compared with
Lubricating oil controlled quentity controlled variable is calculated, and the rotating speed of the first frequency converter the first Oil pump electrical machinery of adjusting is controlled according to the lubricating oil controlled quentity controlled variable of calculating,
Realize the closed-loop control of lubricating oil fill cup hydraulic.
Further, fuel oil oil seal system includes the second fuel tank, the second oil pump, the second oily filter, the 3rd solenoid valve and second
Connector, the second oil pump, the second oily filter, the 3rd solenoid valve and the second connector are sequentially connected, and the second fuel tank is used to store oil sealing fuel oil,
The oil inlet pipe of second oil pump is connected with the second fuel tank for extracting oil sealing fuel oil to oil sealing fuel pressurization；Second oily filter is used to filter
Except the impurity in oil sealing fuel oil；3rd solenoid valve is used for the injection for controlling oil sealing fuel oil；The fuel oil of second connector and engine into
Hydraulic fluid port, which is connected, to be used for oil sealing fuel oil injection engine.
Further, fuel oil oil seal system further includes the second overflow valve and second throttle, the second overflow valve and the second section
Stream valve is separately positioned between the second fuel tank and the 3rd solenoid valve, and the second overflow valve is used for oil sealing fuel oil level pressure overflow to protect
Fuel pressure in second oil pump is no more than maximum working pressure (MWP), and second throttle is used for the flow and pressure for adjusting oil sealing fuel oil
To control the oil pressure of oil sealing fuel oil in the range of setting.
Further, fuel oil oil seal system further includes fuel oil fill cup hydraulic closed-loop control system, fuel oil fill cup hydraulic closed loop
Control system includes second pressure gauge, second pressure signalling means, the second PLC controller and the second frequency converter, second pressure gauge and sets
Put between the second oily filter and the 3rd solenoid valve, for showing the pressure value of the oil sealing fuel oil exported at the second oily filter；Second pressure
Force signal device, the second PLC controller and the second frequency converter are sequentially connected in series, and the rear end that pressure signal device is arranged on the second oily filter is used for
The pressure value of the oil sealing fuel oil of measurement is simultaneously supplied to the second PLC controller by the pressure value of automatic measurement oil sealing fuel oil；2nd PLC
Controller be used for according to second pressure signalling means measure oil sealing fuel oil pressure value and setting oil sealing fuel oil pressure value into
Row controls the first frequency converter to adjust the first oil pump electricity relatively to calculate fuel oil controlled quentity controlled variable according to the fuel oil controlled quentity controlled variable calculated
The rotating speed of machine, realizes the closed-loop control of fuel oil fill cup hydraulic.
The invention has the advantages that：
Oil sealing equipment provided by the invention, by oil sealing control system in the case of engine blowdown firing, false start, control
Engine processed opens lubricating oil oil inlet and fuel oil oil inlet, and controls lubricating oil oil seal system and combustion according to default oil pressure injection value
Oily oil seal system oiling, makes fuel oil that fuel oil oil seal system more renews and lubricating oil oil seal system inject new lubricating oil, through cold fortune
Turn or false start circulation after release, to complete the inside oil sealing of engine.The degree of automation of the present invention is high, has carried out oil sealing operation
The continuous and closing of process carries out, and improves the quality and efficiency of oil sealing.
In addition to objects, features and advantages described above, the present invention also has other objects, features and advantages.
Below with reference to figure, the present invention is described in further detail.
Brief description of the drawings
The attached drawing for forming the part of the application is used for providing a further understanding of the present invention, schematic reality of the invention
Apply example and its explanation is used to explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the functional block diagram of oil sealing equipment preferred embodiment of the present invention；
Fig. 2 is lubricating oil oil seal system fundamental diagram in Fig. 1；
Fig. 3 is Fig. 1 intermediate fuel oil oil seal system fundamental diagrams；
Fig. 4 is oil sealing control system functional block diagram in Fig. 1；
Fig. 5 is the functional block diagram of power adaption system.
Drawing reference numeral explanation：
10th, lubricating oil oil seal system；20th, fuel oil oil seal system；30th, oil sealing control system；31st, master controller；32nd, operating surface
Plate；40th, engine；11st, the first fuel tank；12nd, the first oil pump；13rd, the first oily filter；14th, the first solenoid valve；15th, the first connector；
16th, the first overflow valve；17th, first throttle valve；181st, first pressure gauge；182nd, first pressure signalling means；183rd, the first PLC is controlled
Device；184th, the first frequency converter；191st, temperature sensor；192nd, temperature controller；193rd, relay；194th, electricity heating pipe；195、
Moisture separator；196th, second solenoid valve；21st, the second fuel tank；22nd, the second oil pump；23rd, the second oily filter；24th, the 3rd solenoid valve；
25th, the second connector；26th, the second overflow valve；27th, second throttle；281st, second pressure gauge；282nd, second pressure signalling means；
283rd, the second PLC controller；284th, the second frequency converter；41st, three-phase alternating-current supply；42nd, DC power supply；43rd, inverter circuit；44、
Rectification circuit.
Embodiment
It should be noted that in the case where there is no conflict, the feature in embodiment and embodiment in the application can phase
Mutually combination.Below with reference to the accompanying drawings and the present invention will be described in detail in conjunction with the embodiments.
With reference to Fig. 1, the preferred embodiment of the present invention provides a kind of oil sealing equipment, including lubricating oil oil seal system 10, fuel oil
Oil seal system 20 and oil sealing control system 30, the lubricating oil oil inlet phase of lubricating oil oil seal system 10 and the oil system of engine 40
Even, fuel oil oil seal system 20 is connected with the fuel oil oil inlet of the fuel system of engine 40, oil sealing control system 30 respectively with hair
Motivation 40, lubricating oil oil seal system 10 are connected with fuel oil oil seal system 20, wherein, oil sealing control system 30 is used for cold in engine 40
Under working order, control lubricating oil is injected from the lubricating oil oil inlet of engine 40, and in the case of 40 false start of engine, control
Lubricating oil oil inlet injection and fuel oil of the lubricating oil processed from engine 40 are injected from fuel oil oil inlet, and according to default oil pressure injection value
Lubricating oil oil seal system 10 and fuel oil oil seal system 20 are controlled to 40 oiling of engine, will be old in the fuel system in engine 40
Oil changes new corrected oil into；New qualified lubricating oil will be injected in oil system in engine 40, followed through blowdown firing and false start
Released after ring, that is, complete the inside oil sealing of engine.In the present embodiment, engine 40 can be turboshaft engine, herein not
Limit.
Oil sealing equipment provided in this embodiment, by oil sealing control system in engine blowdown firing and the situation of false start
Under, control engine opens lubricating oil oil inlet and fuel oil oil inlet, and according to default oil pressure injection value control lubricating oil oil sealing system
System and fuel oil oil seal system oiling, make fuel oil that fuel oil oil seal system more renews and lubricating oil oil seal system inject new lubricating oil,
Released after blowdown firing or false start circulation, to complete the inside oil sealing of engine.The present embodiment the degree of automation is high, carries out
The continuous and closing of oil sealing operation process carries out, and improves the quality and efficiency of oil sealing.
Preferably, as shown in Fig. 2, oil sealing equipment provided in this embodiment, lubricating oil oil seal system 10 include the first fuel tank 11,
First oil pump 12, the first oily filter 13, the first solenoid valve 14 and the first connector 15, the first oil pump 12, the first oily filter 13, the first electromagnetism
14 and first connector 15 of valve is sequentially connected, and the first fuel tank 11 is used to store oil sealing lubricating oil, the oil inlet pipe and first of the first oil pump 12
Fuel tank 11 is connected for being pressurized oil sealing lubricating oil to extract oil sealing lubricating oil；First oily filter 13 is used to filter out miscellaneous in oil sealing lubricating oil
Matter；First solenoid valve 14 is used for the injection for controlling oil sealing lubricating oil；First connector 15 is connected with the lubricating oil oil inlet of engine and is used for
By oil sealing lubricating oil injection engine.Oil sealing equipment provided in this embodiment, by the control to the first solenoid valve 14, oil sealing is slided
Oily injection engine, has carried out the continuous of oil sealing operation process and closing carries out, so as to complete the inside of engine oil system
Oil sealing, improves the quality and efficiency of oil sealing.
Preferably, as shown in Fig. 2, oil sealing equipment provided in this embodiment, lubricating oil oil seal system 10 further include the first overflow
Valve 16 and first throttle valve 17, the first overflow valve 16 and first throttle valve 17 are separately positioned on the first fuel tank 11 and the first solenoid valve
Between 14, the first overflow valve 16 is used for oil sealing lubricating oil level pressure overflow to protect the lubricating oil pressure in the first oil pump 12 to be no more than most
Big operating pressure, first throttle valve 17 are used to adjust flow and the pressure of oil sealing lubricating oil to control the oil pressure of oil sealing lubricating oil setting
In the range of.Oil sealing equipment provided in this embodiment, lubricating oil pressure is realized by the first overflow valve 16 and first throttle valve 17
Control, improve the degree of automation and functional reliability of oil sealing equipment.
Preferably, as shown in Fig. 2, oil sealing equipment provided in this embodiment, lubricating oil oil seal system 10 further include dehydration control
Component, dehydration control unit are used to make dehydration so that oil sealing lubricating oil meets oil sealing to the oil sealing lubricating oil of the first fuel tank 11 storage
With the requirement of oil.Usually require to be dehydrated the lubricating oil of stock because moisture is the important indicator of oil sealing oil, before oil sealing
Processing, general thermal dehydration method is by lubricating oil temperature rise to 111 degrees centigrades, makes moisture vaporization and loss in lubricating oil,
It is subsequently cooled to 40 to 60 degrees Celsius of uses.Oil sealing equipment provided in this embodiment is by being dehydrated control unit to the first fuel tank 11
The oil sealing lubricating oil of storage makees dehydration so that oil sealing lubricating oil meets the requirement of oil sealing oil.Specifically, it is dehydrated control unit bag
Include temperature sensor 191, temperature controller 192, relay 193, electricity heating pipe 194 and moisture separator 195, electricity heating pipe
194 are arranged in the first fuel tank 11, and moisture separator 195 sets the top of the first fuel tank 11, temperature sensor 191, temperature control
Device 192 processed, relay 193, electricity heating pipe 194 are sequentially connected in series, and temperature sensor 191 is used for the temperature for gathering oil sealing lubricating oil；Temperature
The break-make that degree controller 192 is used to control relay 193 is with or off electricity heating pipe 194；Electricity heating pipe 194 is used to heat
Oil sealing lubricating oil in first fuel tank 11 is so that water vapor in oil sealing lubricating oil；Moisture separator 195 is used for the oil sealing of separation of vaporization
Moisture in lubricating oil.Oil sealing equipment provided in this embodiment, using dehydration technique and controllable heating technique, realizes oil sealing operation
During continuous and closing carry out, improve the quality and efficiency of oil sealing.
Preferably, as shown in Fig. 2, oil sealing equipment provided in this embodiment, dehydration control unit further include second solenoid valve
196, second solenoid valve 196 is used in oil sealing lubricating oil dewatering tank by heating, realizes that the automatic of the oil sealing lubricating oil in the first fuel tank 11 follows
Ring, to prevent the oil sealing lubricating oil at electricity heating pipe 194 to be carbonized.Oil sealing equipment provided in this embodiment, in dewatering tank by heating, passes through
First oil pump 12 and second solenoid valve 196 realize automatic cycle to the oil sealing lubricating oil in the first fuel tank 11, so as to prevent electricity heating
Oil sealing lubricating oil carbonization at pipe 194.
Preferably, as shown in Fig. 2, oil sealing equipment provided in this embodiment, further includes lubricating oil fill cup hydraulic closed-loop control system
System, lubricating oil fill cup hydraulic closed-loop control system include first pressure gauge 181, first pressure signalling means 182, the first PLC controller
183 and first frequency converter 184, first pressure gauge 181 be arranged between the first oily filter 13 and the first solenoid valve 14, for showing the
The pressure value of the oil sealing lubricating oil exported at one oily filter 13；First pressure signalling means 182, the first PLC controller 183 and the first frequency conversion
Device 184 is sequentially connected in series, and first pressure signalling means 182 is arranged on pressure of the rear end for automatic measurement oil sealing lubricating oil of the first oily filter 13
The pressure value of the oil sealing lubricating oil of measurement is simultaneously supplied to the first PLC controller 183 by force value；First PLC controller 183 is used for basis
The pressure value of the oil sealing lubricating oil of pressure value and first pressure signalling means 182 measurement of the oil sealing lubricating oil of setting is compared to calculate
Go out lubricating oil controlled quentity controlled variable, and the rotating speed of the first frequency converter 184 adjusting 12 motor of the first oil pump controlled according to the lubricating oil controlled quentity controlled variable of calculating,
Realize the closed-loop control of lubricating oil fill cup hydraulic.Oil sealing equipment provided in this embodiment, using the first PLC controller 183, realizes
The closed-loop control of lubricating oil oiling pressure, improves the degree of automation and functional reliability of oil sealing equipment.
Oil sealing equipment provided in this embodiment, as shown in Fig. 2, the operation principle of lubricating oil oil sealing oiling is as follows：
Oil sealing lubricating oil passes through the first electricity after the first oil pump 12 is pressurized, the first oily filter 13 filters out impurity in first fuel tank 11
Magnet valve 14, the first connector 15 enter in the oil system of engine.First overflow valve 16 is used to protect the first oil pump 12 to be no more than
Its maximum working pressure (MWP)；(it need to be adjusted manually) between technical requirements by 17 oil seal system oil pressure of first throttle valve；The
One pressure gauge 181 can indicate the pressure value of output oil seal lubricating oil；The pressure of 182 automatic measurement oil sealing lubricating oil of first pressure signalling means
Force value simultaneously provides associated electrical signals, pressure value and actual measurement of first PLC controller 183 according to setting to the first PLC controller 183
Pressure value calculate controlled quentity controlled variable, by the first frequency converter 184 adjust 12 motor of the first oil pump rotating speed, realize lubricating oil fill cup hydraulic
Closed-loop control, make lubricating oil pressure stabilization in certain security interval.
Preferably, as shown in figure 3, oil sealing equipment provided in this embodiment, fuel oil oil seal system 20 include the second fuel tank 21,
Second oil pump 22, the second oily filter 23, the 3rd solenoid valve 24 and the second connector 25, the second oil pump 22, the second oily filter 23, the 3rd electromagnetism
24 and second connector 25 of valve is sequentially connected, and the second fuel tank 21 is used to store oil sealing fuel oil, the oil inlet pipe and second of the second oil pump 22
Fuel tank 21 is connected for extracting oil sealing fuel oil to oil sealing fuel pressurization；Second oily filter 23 is used to filter out miscellaneous in oil sealing fuel oil
Matter；3rd solenoid valve 24 is used for the injection for controlling oil sealing fuel oil；Second connector 25 is connected with the fuel oil oil inlet of engine and is used for
By oil sealing fuel oil injection engine.Oil sealing equipment provided in this embodiment, by the control to the 3rd solenoid valve 24, oil sealing is fired
Oily injection engine, has carried out the continuous of oil sealing operation process and closing carries out, so as to complete the inside of engine fuel oil system
Oil sealing, improves the quality and efficiency of oil sealing.
Preferably, as shown in figure 3, oil sealing equipment provided in this embodiment, fuel oil oil seal system 20 further include the second overflow
Valve 26 and second throttle 27, the second overflow valve 26 and second throttle 27 are separately positioned on the second fuel tank 21 and the 3rd solenoid valve
Between 24, the second overflow valve 26 is used for oil sealing fuel oil level pressure overflow to protect the fuel pressure in the second oil pump 22 to be no more than most
Big operating pressure, second throttle 27 are used to adjust flow and the pressure of oil sealing fuel oil to control the oil pressure of oil sealing fuel oil setting
In the range of.Oil sealing equipment provided in this embodiment, fuel pressure is realized by the second overflow valve 26 and second throttle 27
Control, improve the degree of automation and functional reliability of oil sealing equipment.
Preferably, as shown in figure 3, oil sealing equipment provided in this embodiment further includes fuel oil fill cup hydraulic closed-loop control system
System, fuel oil fill cup hydraulic closed-loop control system include second pressure gauge 281, second pressure signalling means 282, the second PLC controller
283 and second frequency converter 284, second pressure gauge 281 be arranged between the second oily filter 23 and the 3rd solenoid valve 24, for showing the
The pressure value of the oil sealing fuel oil exported at two oily filters 23；Second pressure signalling means 282, the second PLC controller 283 and the second frequency conversion
Device 284 is sequentially connected in series, and second pressure signalling means 282 is arranged on pressure of the rear end for automatic measurement oil sealing fuel oil of the second oily filter 23
The pressure value of the oil sealing fuel oil of measurement is simultaneously supplied to the second PLC controller 283 by force value；Second PLC controller 283 is used for basis
The pressure value for the oil sealing fuel oil that second pressure signalling means 282 measures and the pressure value of the oil sealing fuel oil of setting are compared to calculate
Go out fuel oil controlled quentity controlled variable, and control the second frequency converter 284 to adjust turning for 22 motor of the second oil pump according to the fuel oil controlled quentity controlled variable calculated
Speed, realizes the closed-loop control of fuel oil fill cup hydraulic.Oil sealing equipment provided in this embodiment, it is real using the second PLC controller 283
Show the closed-loop control of fuel oil oiling pressure, improve the degree of automation and functional reliability of oil sealing equipment.
Oil sealing equipment provided in this embodiment, as shown in figure 3, the operation principle of fuel oil oil sealing oiling is as follows：
Oil sealing fuel oil passes through the 3rd electricity after the second oil pump 22 is pressurized, the second oily filter 23 filters out impurity in second fuel tank 21
Magnet valve 24, the second connector 25 enter in the fuel system of engine.Second overflow valve 26 is used to protect the second oil pump 22 to be no more than
Its maximum working pressure (MWP)；(it need to be adjusted manually) between technical requirements by 27 oil seal system oil pressure of second throttle；The
Two pressure gauges 281 can indicate the pressure value of output oil seal fuel oil；The pressure of 282 automatic measurement oil sealing fuel oil of second pressure signalling means
Force value simultaneously provides associated electrical signals, pressure value and actual measurement of second PLC controller 283 according to setting to the second PLC controller 283
Pressure value calculate controlled quentity controlled variable, by the second frequency converter 284 adjust 22 motor of the second oil pump rotating speed, realize fuel oil fill cup hydraulic
Closed-loop control, make fuel pressure stabilization in certain security interval.
Preferably, as shown in figure 4, oil sealing equipment provided in this embodiment, oil sealing control system 30 include master controller 31
With operation panel 32, master controller uses PLC programmable controller, and programmable controller has reliability height, high-performance, interface spirit
The various features such as living, are the first choices of oil seal system master controller.Programmable logic controller (PLC), can be easily by expanding module
Realize that starter control, combustion/lubricating oil oiling, engine combustion/oil system perform annex control, engine model automatic identification etc.
Function；Meanwhile oil sealing control system 30 is introduced human-computer interaction interface, can systematically be shown by " PLC+ touch-screens " mode
Show the parameter and operating process of oil sealing operating process, can more record the data during oil sealing.Oil sealing provided in this embodiment
Equipment, oil sealing control system 30 both can carry out oil sealing operation by the button on operation panel, also can be by operation panel
The mode of " PLC+ touch-screens " carries out oil sealing operation.The automatic conversion of the electric control system of each model engine can be achieved,
Substantially increase flexibility and the scalability of engine oil seal work.Oil sealing equipment provided in this embodiment, due to introducing
Human-computer interaction interface, can systematically show the parameter and operating process of oil sealing operating process, during can more recording oil sealing
Data.
Preferably, as shown in figure 5, oil sealing equipment provided in this embodiment, oil sealing control system 30 need of work, two kinds of electricity
Source, a kind of is the 28V startup electromechanical sources for starter work, and another kind is the 220V control power supplys for control system work.This
The oil sealing equipment that embodiment provides, including the power adaption system to the power supply of oil sealing equipment, wherein, power adaption system includes three
Cross streams power supply 41, DC power supply 42, inverter circuit 43 and rectification circuit 44, in the present embodiment, need to use 28V to start electromechanical
It during source, both can directly be obtained from DC power supply 42, three-phase alternating-current supply 41 can also be passed through to the inversion of inverter circuit 43
Obtained after conversion；When need to use 220V control power supplys, it can both be obtained from three-phase alternating-current supply 41, can also be by three-phase alternating current
Power supply 41 obtains after the rectification of rectification circuit 44.Oil sealing equipment provided in this embodiment, using power adaption system, has
More power adaptations, can work normally under 28V DC power supplies or 220V AC powers.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the invention, for the skill of this area
For art personnel, the invention may be variously modified and varied.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of oil sealing equipment, it is characterised in that controlled including lubricating oil oil seal system (10), fuel oil oil seal system (20) and oil sealing
System (30), the lubricating oil oil seal system (10) are connected with the lubricating oil oil inlet of engine, the fuel oil oil seal system (20) with
The fuel oil oil inlet of the engine is connected, the oil sealing control system (30) respectively with the engine, the lubricating oil oil sealing
System (10) is connected with the fuel oil oil seal system (20), wherein, the oil sealing control system (30) is used in the engine
In the case of blowdown firing, control lubricating oil is injected from the lubricating oil oil inlet of the engine, and the feelings in the engine false start
Under condition, lubricating oil oil inlet injection and fuel oil of the control lubricating oil from the engine are injected from the fuel oil oil inlet, and according to pre-
If oil pressure injection value control the lubricating oil oil seal system (10) and the fuel oil oil seal system (20) to the engine oiling,
Change the old oil in the fuel system in engine into new qualified fuel oil；New conjunction will be injected in oil system in engine
Lattice lubricating oil, is released after blowdown firing and false start circulation, to complete the inside oil sealing of the engine；
The lubricating oil oil seal system (10) includes the first fuel tank (11), the first oil pump (12), the first oily filter (13), the first solenoid valve
(14) and the first connector (15), first oil pump (12), first oily filter (13), first solenoid valve (14) and described
First connector (15) is sequentially connected, and first fuel tank (11) is used to store oil sealing lubricating oil, the oil inlet of first oil pump (12)
Pipe is connected with first fuel tank (11) for being pressurized the oil sealing lubricating oil to extract the oil sealing lubricating oil；First oily filter
(13) it is used to filter out the impurity in the oil sealing lubricating oil；First solenoid valve (14) is used for the note for controlling the oil sealing lubricating oil
Enter；First connector (15) is connected with the lubricating oil oil inlet of the engine for by described in oil sealing lubricating oil injection
Engine；
Lubricating oil fill cup hydraulic closed-loop control system is further included, the lubricating oil fill cup hydraulic closed-loop control system includes first pressure gauge
(181), first pressure signalling means (182), the first PLC controller (183) and the first frequency converter (184), the first pressure gauge
(181) it is arranged between first oily filter (13) and first solenoid valve (14), for showing first oily filter (13)
Locate the pressure value of the oil sealing lubricating oil of output；The first pressure signalling means (182), first PLC controller (183) and
First frequency converter (184) is sequentially connected in series, after the first pressure signalling means (182) is arranged on first oily filter (13)
End is supplied to described for the pressure value of oil sealing lubricating oil described in automatic measurement and by the pressure value of the oil sealing lubricating oil of measurement
One PLC controller (183)；First PLC controller (183) is used for pressure value and the institute of the oil sealing lubricating oil according to setting
The pressure value for stating the oil sealing lubricating oil of first pressure signalling means (182) measurement is compared to calculate lubricating oil controlled quentity controlled variable, and
First frequency converter (184) is controlled to adjust turning for the first oil pump (12) motor according to the lubricating oil controlled quentity controlled variable of calculating
Speed, realizes the closed-loop control of lubricating oil fill cup hydraulic.
2. oil sealing equipment according to claim 1, it is characterised in that
The lubricating oil oil seal system (10) further includes the first overflow valve (16) and first throttle valve (17), first overflow valve
(16) it is separately positioned on the first throttle valve (17) between first fuel tank (11) and first solenoid valve (14), institute
The first overflow valve (16) is stated to be used for the oil sealing lubricating oil level pressure overflow to protect the lubricating oil pressure in first oil pump (12)
No more than maximum working pressure (MWP), the first throttle valve (17) is used for the flow for adjusting the oil sealing lubricating oil and pressure to control
The oil pressure of oil sealing lubricating oil is stated in the range of setting.
3. oil sealing equipment according to claim 2, it is characterised in that
The lubricating oil oil seal system (10) further includes dehydration control unit, and the dehydration control unit is used for first fuel tank
(11) the oil sealing lubricating oil of storage makees dehydration so that the oil sealing lubricating oil meets the requirement of oil sealing oil.
4. oil sealing equipment according to claim 3, it is characterised in that
The dehydration control unit includes temperature sensor (191), temperature controller (192), relay (193), electricity heating pipe
(194) it is arranged on moisture separator (195), the electricity heating pipe (194) in first fuel tank (11), the aqueous vapor separation
Device (195) is arranged on the top of first fuel tank (11), the temperature sensor (191), the temperature controller (192),
The relay (193), the electricity heating pipe (194) are sequentially connected in series, and the temperature sensor (191) is used to gather the oil sealing
The temperature of lubricating oil；The temperature controller (192) is used to control the break-make of the relay (193) with electric described on or off
Heating tube (194)；The electricity heating pipe (194) is for heating the oil sealing lubricating oil in first fuel tank (11) so that described
Water vapor in oil sealing lubricating oil；The moisture separator (195) is used for the moisture in the oil sealing lubricating oil of separation of vaporization.
5. oil sealing equipment according to claim 4, it is characterised in that
The dehydration control unit further includes second solenoid valve (196), and the second solenoid valve (196) is used to slide in the oil sealing
During oily dewatering tank by heating, the automatic cycle of the oil sealing lubricating oil in first fuel tank (11) is realized, to prevent the electricity heating
Manage the oil sealing lubricating oil carbonization at (194) place.
6. oil sealing equipment according to claim 1, it is characterised in that
The fuel oil oil seal system (20) includes the second fuel tank (21), the second oil pump (22), the second oily filter (23), the 3rd solenoid valve
(24) and the second connector (25), second oil pump (22), second oily filter (23), the 3rd solenoid valve (24) and described
Second connector (25) is sequentially connected, and second fuel tank (21) is used to store oil sealing fuel oil, the oil inlet of second oil pump (22)
Pipe is connected with second fuel tank (21) for extracting the oil sealing fuel oil to the oil sealing fuel pressurization；Second oily filter
(23) it is used to filter out the impurity in the oil sealing fuel oil；3rd solenoid valve (24) is used for the note for controlling the oil sealing fuel oil
Enter；Second connector (25) is connected with the fuel oil oil inlet of the engine for by described in oil sealing fuel oil injection
Engine.
7. oil sealing equipment according to claim 6, it is characterised in that
The fuel oil oil seal system (20) further includes the second overflow valve (26) and second throttle (27), second overflow valve
(26) it is separately positioned on second throttle (27) between second fuel tank (21) and the 3rd solenoid valve (24), described
Two overflow valves (26) are used for the oil sealing fuel oil level pressure overflow to protect the fuel pressure in second oil pump (22) not surpass
Cross maximum working pressure (MWP), the second throttle (27) is used to adjust flow and the pressure of the oil sealing fuel oil to control the oil
The oil pressure of fuel oil is sealed in the range of setting.
8. the oil sealing equipment according to claim 6 or 7, it is characterised in that
The fuel oil oil seal system (20) further includes fuel oil fill cup hydraulic closed-loop control system, the fuel oil fill cup hydraulic closed loop control
System processed includes second pressure gauge (281), second pressure signalling means (282), the second PLC controller (283) and the second frequency converter
(284), the second pressure gauge (281) is arranged between second oily filter (23) and the 3rd solenoid valve (24), is used for
Show the pressure value of the oil sealing fuel oil of the second oily filter (23) place output；It is the second pressure signalling means (282), described
Second PLC controller (283) and second frequency converter (284) are sequentially connected in series, and the second pressure signalling means (282) is arranged on
The rear end of second oily filter (23) is used for the pressure value of oil sealing fuel oil described in automatic measurement and by the oil sealing fuel oil of measurement
Pressure value be supplied to second PLC controller (283)；Second PLC controller (283) is used for according to the described second pressure
Force signal device (282) measurement the oil sealing fuel oil pressure value and setting the oil sealing fuel oil pressure value be compared with
Fuel oil controlled quentity controlled variable is calculated, and according to the fuel oil controlled quentity controlled variable calculated controls second frequency converter (284) to adjust
The rotating speed of the second oil pump (22) motor, realizes the closed-loop control of fuel oil fill cup hydraulic.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610785590.2A CN106401750B (en) | 2016-08-31 | 2016-08-31 | Oil sealing equipment |
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| CN201610785590.2A CN106401750B (en) | 2016-08-31 | 2016-08-31 | Oil sealing equipment |
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| CN106401750B true CN106401750B (en) | 2018-05-08 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106945590A (en) * | 2017-04-27 | 2017-07-14 | 沈阳飞机工业（集团）有限公司 | A kind of oil-sealing arrangement of cable wire part |
| CN107246325B (en) * | 2017-06-01 | 2023-08-11 | 中国船舶重工集团公司第七O三研究所无锡分部 | Multifunctional gas turbine workbench lubricating oil system |
| CN108150823B (en) * | 2017-11-21 | 2019-11-15 | 北京动力机械研究所 | Aircraft starts the long-term storage method of fuel oil with fanjet |
| CN110714837B (en) * | 2019-11-06 | 2020-07-07 | 四川航天中天动力装备有限责任公司 | Turbojet engine lubricating oil system |
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| CN101245733A (en) * | 2008-03-18 | 2008-08-20 | 北京航空航天大学 | Grease seal device and method for aviation piston engine |
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Address after: 412002 Dong Jiaduan, Zhuzhou, Hunan Patentee after: China Hangfa South Industrial Co. Ltd. Address before: 412002 Dong Jiaduan, Zhuzhou, Hunan Patentee before: China Southern Airlines Industry (Group) Co., Ltd. |
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