CN105675322A - Lubricating oil tank performance test system and method - Google Patents
Lubricating oil tank performance test system and method Download PDFInfo
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- CN105675322A CN105675322A CN201610022601.1A CN201610022601A CN105675322A CN 105675322 A CN105675322 A CN 105675322A CN 201610022601 A CN201610022601 A CN 201610022601A CN 105675322 A CN105675322 A CN 105675322A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention provides a lubricating oil tank performance test system and method. The test system includes a lubricating oil system, a control system and a test device, wherein the lubricating oil system is used for oil supply and pressure adjustment of a lubricating oil tank, the control system is used for controlling switching a pressure test state of the lubricating oil tank and recording of the number of cycles, and the test device is used for monitoring of lubricating oil temperature and pressure in a test process. The test system provides different working conditions for the lubricating oil tank to test the performance of the lubricating oil tank, is simple in structure and is low in manufacturing cost. Through adjustment of the pressure of the lubricating oil tank and the temperature of lubricating oil and setting of limit states, the performance is successfully tested, and the design, material, manufacture and assembling quality of a particle separator main casing oil tank and structures assembled thereon such a s sealing rubber ring and an oil pointer are effectively verified, thereby ensuring safe and reliable work of the lubricating oil tank and an engine.
Description
Technical field
The present invention relates to aero engine technology field, more particularly, to a kind of oil tank Performance Test System and method.
Background technology
Inertial Particle Separator is air intake installation specific to turboshaft engine, and its major function is air inlet and prevents foreign object from entering electromotor, affects engine stabilizer work. The removing gas channel main frame casket of motor oil case and particle separator is the integrated design, and outside the function that desanding dirt separates, it also undertakes, and gas channel is anti-icing, supply the functions such as oil return, lubricating oil storage, oil return heat radiation, and its internal structure is extremely complex.
Main frame casket is made up of exocoel, inner chamber, removing blade, wherein most cavity is the oil tank of electromotor, fraction cavity is connected with removing blade and inner chamber, form the stream of a revolution flowing, hot lubricating oil is revolution flowing in removing blade, both play the effect that blade is anti-icing, cool again lubricating oil.
It addition, oil tank is equipped with a gravity oiling lid, both sides are respectively arranged with an oil ga(u)ge, can pass through its visual examination lubricating oil liquid level, and the minimum position of fuel tank is additionally provided with fuel outlet and plug.
Based on particle separator oil tank above-mentioned functions, it is necessary to it is carried out pressures cycle fatigue and pressure test examination, to ensure oil tank and engine health reliably working.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of oil tank Performance Test System, testpieces oil tank is connected in systems, for its fuel feeding and control oil pressure, oil temperature, to oil tank provide working condition, oil tank is carried out pressures cycle fatigue test and pressure test.
It is a further object to provide a kind of oil tank performance test methods, for the test of electromotor particle separator oil tank performance, by regulating oil tank pressure and oil temperature, oil tank limit state being set, thus testing its performance.
The above-mentioned purpose of the present invention is achieved by the following technical programs:
There is provided a kind of oil tank Performance Test System, including oil system, control system and test device; Described oil system regulates for oil tank fuel feeding and pressure, including equipment fuel tank, oil pump, heater, pressure regulator valve and connecting pipe;Described control system is electrically connected heater and oil tank, for controlling the switching of oil tank pressure test state and the record of cycle-index; Described test device, for the monitoring of the oil temperature in process of the test, pressure, includes but not limited to temperature sensor and/or pressure transducer; Described equipment fuel tank, oil pump, heater, oil tank and pressure regulator valve are in turn connected to form circulating oil path by described connecting pipe; Described test system is arranged between oil tank and pressure regulator valve.
Test system of the present invention arranges equipment fuel tank used when testing, oil pump, heater and pressure regulator valve, and testpieces oil tank is connected in systems, oil tank described in test system of the present invention is tested testpieces, and described equipment fuel tank provides lubricating oil for oil tank; Pressure regulator valve regulates system pressure; Again because the oil system of electromotor can produce and absorb substantial amounts of heat in the course of the work, the present invention arranges described heater and the heating of intrasystem lubricating oil is carried out science simulated condition. Test system of the present invention is connected to the test device such as temperature sensor, pressure transducer and control system.
Further, also including bypass valve, described bypass valve is respectively communicated with the connecting pipe between equipment fuel tank and described heater and oil pump.
Further, described control system includes load releasing valve and sequential cycler; Described sequential cycler includes enumerator.
Present invention simultaneously provides a kind of oil tank performance test methods, for the test of electromotor particle separator oil tank performance, comprise the following steps:
S1. open oil pump, oil tank is full of oil, and carries out oil circulation;
S2. heater, heats lubricating oil; When oil temperature reaches operating temperature, by pressure regulator valve adjustment oil tank pressure to maximum pressure state;
S3. open autocontrol system, make the lubricating oil pressure in oil tank switch between minimum pressure and maximum pressure, be circulated test;
S4. adjust oil temperature and reach maximum operating temperature state, by pressure regulator valve adjustment oil tank pressure to maximum pressure state;
S5. open autocontrol system, make the lubricating oil pressure in oil tank switch between minimum pressure and maximum pressure, be circulated test;
S6. adjust lubricating oil pressure is maximum operating pressure differential 2 times in oil tank, ensure that oil tank wall temperature is the highest lubricating oil operating temperature at this pressure, at least keep 15 minutes;
S7. testpieces oil tank is carried out visual examination, Dimensions metrology and nondestructive flaw detection examination, to judge whether oil tank, filler cap, oil ga(u)ge assembling place and each joint leakage of oil or permanent deformation occur;
Temperature described in above step is read by temperature sensor, and described pressure is read by pressure transducer;
Further, above-mentioned test carries out in process, it is possible to whether monitoring oil tank, filler cap, oil ga(u)ge assembling place and each joint leakage of oil or permanent deformation occur.
Minimum pressure in the present invention, maximum pressure, operating temperature, the highest lubricating oil operating temperature, maximum operating pressure differential are all the numerical value designed when designing electromotor.
The present invention designs the step that S1 ~ S5 step is pressures cycle fatigue test, by respectively in operating temperature and maximum operating temperature state, making the pressure in oil tank frequently switch between minimum pressure and maximum pressure, thus testing its fatigue strength; S6 ~ S7 step is the step of pressure test, by 2 times that arrange that pressure in oil tank is the maximum functional temperature difference, and use heater to make the wall temperature of oil tank for the highest lubricating oil operating temperature, two kinds of conditions arrange be all in the general operating mode of this oil tank not up to situation, these two kinds of conditions are used for testing the voltage endurance capability of oil tank, thus the stability of clear and definite oil tank.
Further, described in S3 and S5, the frequency of switching is per minute be not more than 5 times.
Further, the number of times of circulation described in S3 and S5 is for being not less than 6000 times.
The method have the advantages that
Successful design of the present invention is for oil tank Performance Test System and method, and described test system includes oil system, control system and test device; Described oil system regulates for oil tank fuel feeding and pressure, for controlling the switching of oil tank pressure test state and the record of cycle-index; Described test device is for the monitoring of the oil temperature in process of the test, pressure; Described test system provides different working conditions to test the performance of oil tank for oil tank, and simple in construction, cost is low. The present invention is by regulating oil tank pressure and oil temperature, its limit state is set, thus successfully testing its performance, and effectively checking particle separator main frame casket fuel tank and on the O-ring seal that assembles, oil ga(u)ge, filler cap, pipeline seal isostructural design, material, manufacture and assembling quality, it is ensured that oil tank and engine health reliably working.
Accompanying drawing explanation
The Figure of description constituting the part of the application is used for providing a further understanding of the present invention, and the schematic description and description of the present invention is used for explaining the present invention, is not intended that inappropriate limitation of the present invention. In the accompanying drawings:
Fig. 1 is embodiment 1 and embodiment 2 oil tank Performance Test System schematic diagram.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiments of the invention are described in detail, but the multitude of different ways that the present invention can be defined by the claims and cover is implemented.
Embodiment 1
The present embodiment provides a kind of oil tank Performance Test System, and system structure schematic diagram is as shown in Figure 1. Including oil system, control system and test device; Described oil system regulates for oil tank fuel feeding and pressure, including equipment fuel tank, oil pump, heater, pressure regulator valve and connecting pipe; Described control system is electrically connected heater and oil tank, for controlling the switching of oil tank pressure test state and the record of cycle-index; Described test device, for the monitoring of the oil temperature in process of the test, pressure, includes but not limited to temperature sensor and/or pressure transducer; Described equipment fuel tank, oil pump, heater, oil tank and pressure regulator valve are in turn connected to form circulating oil path by described connecting pipe; Described test system is arranged between oil tank and pressure regulator valve.
Described test system also includes bypass valve, and described bypass valve is respectively communicated with the connecting pipe between equipment fuel tank and described heater and oil pump.
Described control system includes load releasing valve and sequential cycler; Described sequential cycler includes enumerator.
Described test system provides different working conditions to test the performance of oil tank for oil tank, and simple in construction, cost is low. By regulating oil tank pressure and oil temperature, its limit state is set, thus successfully testing its performance, and effectively checking particle separator main frame casket fuel tank and on O-ring seal, the isostructural design of oil ga(u)ge, material, manufacture and the assembling quality assembled, it is ensured that oil tank and engine health reliably working.
Using test system described in the present embodiment to carry out oil tank performance test, for the test of electromotor particle separator oil tank performance, described method of testing comprises the following steps:
S1. open oil pump, oil tank is full of oil, and carries out oil circulation;
S2. heater, heats lubricating oil;When oil temperature reaches operating temperature, by pressure regulator valve adjustment oil tank pressure to maximum pressure state;
S3. opening autocontrol system, make the lubricating oil pressure in oil tank with the frequency error factor being not more than 5 times per minute between minimum pressure and maximum pressure, be circulated test, cycle-index is not less than 6000 times;
S4. adjust oil temperature and reach maximum operating temperature state, by pressure regulator valve tune oil tank pressure to maximum pressure state;
S5. opening autocontrol system, make the lubricating oil pressure in oil tank with the frequency error factor being not more than 5 times per minute between minimum pressure and maximum pressure, be circulated test, cycle-index is not less than 6000 times;
S6. adjust lubricating oil pressure is maximum operating pressure differential 2 times in oil tank, ensure that oil tank wall temperature is the highest lubricating oil operating temperature at this pressure, at least keep 15 minutes;
S7. testpieces oil tank is carried out visual examination, Dimensions metrology and nondestructive flaw detection examination, to judge whether oil tank, filler cap, oil ga(u)ge assembling place and each joint leakage of oil or permanent deformation occur;
Temperature described in above step is read by temperature sensor, and described pressure is read by pressure transducer.
Above-mentioned test carries out in process, can monitor whether oil tank, filler cap, oil ga(u)ge assembling place and each joint leakage of oil or permanent deformation occur.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations. All within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included in comprising within scope of the present invention.
Claims (7)
1. an oil tank Performance Test System, it is characterised in that include oil system, control system and test device; Described oil system regulates for oil tank fuel feeding and pressure, including equipment fuel tank, oil pump, heater, pressure regulator valve and connecting pipe; Described control system is electrically connected heater and oil tank, for controlling the switching of oil tank pressure test state and the record of cycle-index; Described test device, for the monitoring of the oil temperature in process of the test, pressure, includes but not limited to temperature sensor and/or pressure transducer; Described equipment fuel tank, oil pump, heater, oil tank and pressure regulator valve are in turn connected to form circulating oil path by described connecting pipe; Described test system is arranged between oil tank and pressure regulator valve.
2. oil tank Performance Test System according to claim 1, it is characterised in that also including bypass valve, described bypass valve is respectively communicated with the connecting pipe between equipment fuel tank and described heater and oil pump.
3. oil tank Performance Test System according to claim 1, it is characterised in that described control system includes load releasing valve and sequential cycler; Described sequential cycler includes enumerator.
4. an oil tank performance test methods, for the test of electromotor particle separator oil tank performance, it is characterised in that comprise the following steps:
S1. open oil pump, oil tank is full of oil, and carries out oil circulation;
S2. heater, heats lubricating oil; When oil temperature reaches operating temperature, by pressure regulator valve adjustment oil tank pressure to maximum pressure state;
S3. open autocontrol system, make the lubricating oil pressure in oil tank switch between minimum pressure and maximum pressure, be circulated test;
S4. adjust oil temperature and reach maximum operating temperature state, by pressure regulator valve adjustment oil tank pressure to maximum pressure state;
S5. open autocontrol system, make the lubricating oil pressure in oil tank switch between minimum pressure and maximum pressure, be circulated test;
S6. adjust lubricating oil pressure is maximum operating pressure differential 2 times in oil tank, ensure that oil tank wall temperature is the highest lubricating oil operating temperature at this pressure, at least keep 15 minutes;
S7. testpieces oil tank is carried out visual examination, Dimensions metrology and nondestructive flaw detection examination, to judge whether oil tank, filler cap, oil ga(u)ge assembling place and each joint leakage of oil or permanent deformation occur;
Temperature described in above step is read by temperature sensor, and described pressure is read by pressure transducer.
5. oil tank performance test methods according to claim 4, it is characterised in that test carries out in process, whether monitoring oil tank, filler cap, oil ga(u)ge assembling place and each joint there is leakage of oil or permanent deformation.
6. oil tank performance test methods according to claim 4, it is characterised in that the frequency of switching described in S3 and/or S5 step is per minute be not more than 5 times.
7. device oil tank performance test methods according to claim 4, it is characterised in that described in S3 and/or S5 step, the number of times of circulation is for being not less than 6000 times.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610022601.1A CN105675322A (en) | 2016-01-13 | 2016-01-13 | Lubricating oil tank performance test system and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610022601.1A CN105675322A (en) | 2016-01-13 | 2016-01-13 | Lubricating oil tank performance test system and method |
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| CN201610022601.1A Pending CN105675322A (en) | 2016-01-13 | 2016-01-13 | Lubricating oil tank performance test system and method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107091747A (en) * | 2017-06-01 | 2017-08-25 | 中国航发湖南动力机械研究所 | A kind of inlet duct heat dispersion test system and its method of testing |
| CN109506940A (en) * | 2018-12-04 | 2019-03-22 | 中国航发贵阳发动机设计研究所 | Civil engine oil system vane type radially receives oil ring test method |
| CN111442919A (en) * | 2020-05-08 | 2020-07-24 | 湖南汉能科技有限公司 | Lubricating oil pump test bench |
| CN114923697A (en) * | 2022-04-26 | 2022-08-19 | 芜湖钻石航空发动机有限公司 | Testing device and testing method for limit oil pressure of aero-engine |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107091747A (en) * | 2017-06-01 | 2017-08-25 | 中国航发湖南动力机械研究所 | A kind of inlet duct heat dispersion test system and its method of testing |
| CN107091747B (en) * | 2017-06-01 | 2020-06-16 | 中国航发湖南动力机械研究所 | Method for testing heat dissipation performance of air inlet device |
| CN109506940A (en) * | 2018-12-04 | 2019-03-22 | 中国航发贵阳发动机设计研究所 | Civil engine oil system vane type radially receives oil ring test method |
| CN111442919A (en) * | 2020-05-08 | 2020-07-24 | 湖南汉能科技有限公司 | Lubricating oil pump test bench |
| CN114923697A (en) * | 2022-04-26 | 2022-08-19 | 芜湖钻石航空发动机有限公司 | Testing device and testing method for limit oil pressure of aero-engine |
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Application publication date: 20160615 |
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