CN107842409A - Lubricating system and lubricating method - Google Patents
Lubricating system and lubricating method Download PDFInfo
- Publication number
- CN107842409A CN107842409A CN201711037087.XA CN201711037087A CN107842409A CN 107842409 A CN107842409 A CN 107842409A CN 201711037087 A CN201711037087 A CN 201711037087A CN 107842409 A CN107842409 A CN 107842409A
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- Prior art keywords
- oil
- lubricating
- fuel delivery
- demand
- engine
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M1/00—Pressure lubrication
- F01M1/16—Controlling lubricant pressure or quantity
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M1/00—Pressure lubrication
- F01M1/18—Indicating or safety devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M1/00—Pressure lubrication
- F01M1/18—Indicating or safety devices
- F01M1/20—Indicating or safety devices concerning lubricant pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M2250/00—Measuring
- F01M2250/62—Load
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
Abstract
The invention discloses a kind of lubricating system and lubricating method, lubricating system includes：Both ends are connected with oil sump and the main oil gallery for engine of connecting；The lubricating oil power set being series on main oil gallery；It is series on main oil gallery, for detecting the flowmeter of lubricating oil power set fuel delivery；Gather the harvester of lubrication parameter in lubricating system under current working；With the control module of harvester, flowmeter and lubricating oil power set communication connection；Control module draws the demand fuel delivery of lubricating oil under the operating mode according to lubrication parameter, by demand fuel delivery compared with the Amount of actual oil supply that flowmeter detection is calculated, according to comparative result to lubricating oil power set output control signal.Lubricating system provided by the invention, avoid fuel delivery excessive and make the too fast situation of lubrication oil consumption, it is very few and influence the situation of service life and lubricating system efficiency to it also avoid fuel delivery, it is ensured that effectively lubricating, avoid engine abnormity from wearing.
Description
Technical field
The present invention relates to engine apparatus technical field, more particularly to a kind of lubricating system and lubricating method.
Background technology
Engine is a kind of the machine that can be converted into mechanical energy of other forms can be had been widely used for each neck
Domain.
In order to ensure the operation stability of engine is service life, it will usually set lubricating system to moisten engine
It is sliding.In current techniques, in the process of running, lubricating system is certain to the lubrication oil supply amount of engine for engine.And engine
Various working be present, the lubricating oil supply of constant has that engine lubricating oil is excessive or very few.When fuel delivery is excessive,
The consumption of lubricating oil is too fast；When fuel delivery is very few, effectively lubricating can not be carried out to engine, have a strong impact on engine uses the longevity
Life and lubricating system efficiency so that engine abnormity wears.
Therefore, how to avoid lubrication oil consumption too fast and engine abnormity wears, improve the service life of engine, be this
Technical field personnel's urgent problem to be solved.
The content of the invention
In view of this, the invention provides a kind of lubricating system, to avoid lubrication oil consumption too fast and engine abnormity is ground
Damage, improve the service life of engine.Present invention also offers a kind of lubricating method.
To achieve the above object, the present invention provides following technical scheme：
A kind of lubricating system, including：
Both ends are connected with oil sump and the main oil gallery for engine of connecting；
The lubricating oil power set being series on the main oil gallery；
It is series on the main oil gallery, for detecting the flowmeter of the lubricating oil power set fuel delivery；
Gather the harvester of lubrication parameter in the lubricating system under current working；
With the control module of the harvester, the flowmeter and the lubricating oil power set communication connection；It is described
Control module draws the demand fuel delivery of lubricating oil under the operating mode according to the lubrication parameter, by the demand fuel delivery with it is described
The Amount of actual oil supply that flowmeter detection is calculated is compared, and is believed according to comparative result to the lubricating oil power set output control
Number.
Preferably, in above-mentioned lubricating method, in addition to the coolant water temperature for detecting the engine start temperature Te passes
Sensor.
Preferably, in above-mentioned lubricating method, in addition to it is arranged in the oil sump, for detecting lubricating oil dielectric constant
Dielectric constant sensor.
Preferably, in above-mentioned lubricating method, the harvester includes：
For detecting the oil pressure sensor of oil pressure；
And/or for detecting the oil temperature sensor of oil temperature；
And/or for detecting the speed detector of the engine speed；
And/or the harvester includes being used for the transmission system for measuring the engine load.
Preferably, in above-mentioned lubricating method, in addition to：
The cleaner being series on the main oil gallery；
One end is connected to point of the oil duct section between the lubricating oil power set of the main oil gallery and the cleaner
Oil duct, the other end for dividing oil duct connect with the oil sump；
It is series at the pressure limiting valve divided on oil duct.
Present invention also offers a kind of lubricating method, including step：
1) lubrication parameter under current working in lubricating system is gathered；
2) the demand fuel delivery Q of lubricating oil under the operating mode is drawn according to the lubrication parameter；
3) the demand fuel delivery is drawn into comparative result compared with Amount of actual oil supply：
During the comparative result meet demand, into step 1)；
When the comparative result is unsatisfactory for demand, fuel delivery is adjusted.
Preferably, in above-mentioned lubricating method, in the step 3), the comparative result be the demand fuel delivery with it is described
The difference of Amount of actual oil supply；
When the difference is in the range of preset difference value, the comparative result meet demand；When the difference is not default
When in difference range, the comparative result is unsatisfactory for demand.
Preferably, in above-mentioned lubricating method, in the step 1), the start-up temperature Te of the detection engine is included；
In the step 2), as the start-up temperature Te≤predetermined temperature To, judge that the engine starts to be normal,
The demand lubricating oil Q is the normal demand fuel delivery Qo that lubricating oil under the operating mode is calculated according to the lubrication parameter；
As the start-up temperature Te ＞ predetermined temperature To, the engine is judged for thermal starting, the demand lubricating oil Q
=normal demand fuel delivery Qo+ thermal starting lubricants capacities Qe.
Preferably, in above-mentioned lubricating method, in the step 1), the dielectric constant λ of detection lubricating oil is included；
The demand fuel delivery Q=λ Qnew, the Qnew are the fuel delivery after adjustment.
Preferably, in above-mentioned lubricating method, the lubrication parameter includes oil pressure, oil temperature, engine speed and started airborne
One or more in lotus.
, can be according to working as by above-mentioned setting it can be seen from the above technical scheme that lubricating system provided by the invention
Lubrication parameter under preceding operating mode is adjusted to lubricating oil power set, and then adjusts fuel delivery.I.e., it is possible to according to actual demand
Fuel delivery is adjusted, in order to be adjusted according under different operating modes to the difference of the fuel delivery demand of lubricating oil to fuel delivery, is kept away
It is excessive and make the too fast situation of lubrication oil consumption to exempt from fuel delivery, it is very few and influence service life and lube system to it also avoid fuel delivery
The situation for efficiency of uniting, it is ensured that effectively lubricating, avoid engine abnormity from wearing.
Present invention also offers a kind of lubricating method.With the technique effect same with above-mentioned lubricating system, herein no longer
Tire out one by one and state.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of lubricating system provided in an embodiment of the present invention；
Fig. 2 is the schematic flow sheet of lubricating method provided in an embodiment of the present invention.
Embodiment
The invention discloses a kind of lubricating system, to avoid lubrication oil consumption too fast and engine abnormity wears, hair is improved
The service life of motivation.Present invention also offers a kind of lubricating method.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Refer to Fig. 1, the embodiments of the invention provide a kind of lubricating system, including main oil gallery 1, lubricating oil power set 9,
Flowmeter 8, harvester and control module 4.Wherein, the both ends of main oil gallery 1 connect with oil sump 12, in order to make main oil gallery 1
The runner formed for lubrication oil circulation flowing is combined with oil sump 12.Wherein, engine 14 is series on main oil gallery 1, in order to
Lubricating oil is lubricated to engine 14.Lubricating oil power set 9 and it is series on main oil gallery 1, flowmeter 8, which is used to detect, to be lubricated
The fuel delivery of oily power set 9；Lubrication parameter under harvester collection current working in lubricating system.Control module 4 is with adopting
What acquisition means, flowmeter 8 and lubricating oil power set 9 communicated to connect.Control module 4 is drawn according to lubrication parameter moistens under the operating mode
The demand fuel delivery of lubricating oil, by demand fuel delivery compared with flowmeter 8 detects the Amount of actual oil supply being calculated, foundation compares knot
Fruit is to the output control signal of lubricating oil power set 9.
Lubricating system provided in an embodiment of the present invention, can be according to the lubrication parameter under current working by above-mentioned setting
Lubricating oil power set 9 are adjusted, and then adjust fuel delivery.I.e., it is possible to fuel delivery is adjusted according to actual demand, in order to
The difference of the fuel delivery demand of lubricating oil is adjusted to fuel delivery according under different operating modes, avoids fuel delivery excessive and makes profit
Lubricating oil consumes too fast situation, and it is very few and influence the situation of service life and lubricating system efficiency to it also avoid fuel delivery, it is ensured that
Effectively lubricating, engine abnormity is avoided to wear.
In this embodiment, it is preferred that lubricating oil power set 9 are electronic oil pump.It is understood that lubrication parameter
To influence parameter of the lubricating oil to engine lubrication effect.
For engine 14 in thermal starting, each several part surface temperature is very high after a shutdown for engine 14, and now lubricating oil is viscous
Spend low, moving surface can not be attached to, still in the expanded state, fit clearance very little, engine 14 starts parts in hot state
When part be in dry condition, the resistance of start is big, thus is not easy to start, and even if starting, successfully its abrasion is also very big.The present invention
In the lubricating system of offer, in addition to for detecting the start-up temperature Te of engine 14 coolant temperature sensor 15.It is warm when starting
When spending Te ＞ predetermined temperature To, judge engine 14 for thermal starting.In this case, it is necessary to be calculated according to lubrication parameter
Lubricants capacity (normal demand fuel delivery Qo) on the basis of increase thermal starting lubricants capacity Qe, obtain demand lubricating oil Q.Pass through
Above-mentioned setting, thermal starting lubricants capacity Qe is added, in order to increase oil pressure, be easy to moisten engine 14 in thermal starting
It is sliding.
Wherein, coolant temperature sensor 15 can communicate to connect with control module 4, can also lead to manual operation directly to profit
Lubricating oil power set 9 are adjusted.
Lubricating oil aged deterioration with the extension of usage time, have impact on lubricant effect.Therefore, in the present embodiment, also
Including the dielectric constant sensor 11 being arranged in oil sump 12, the dielectric that dielectric constant sensor 11 is used to detect lubricating oil is normal
Number λ.Lubricating oil is rotten as usage time can produce, and dielectric constant λ also changes therewith, wherein, Q=λ Qnew, Qnew are adjustment
Fuel delivery afterwards.By above-mentioned setting, the fuel delivery after adjustment increased, meet demand lubricating oil Q amount.
In the present embodiment, harvester includes oil pressure sensor 6, oil temperature sensor 5, speed detector 13 and transmission
System 2.Wherein, oil pressure sensor 6 is used to detect oil pressure；Oil temperature sensor 5 is used to detect oil temperature；Speed detector 13 is used for
Detect the rotating speed of engine 14；The harvester of transmission system 2 includes being used to measure the load of engine 14.
Can also set one in oil pressure sensor 6, oil temperature sensor 5, speed detector 13 and transmission system 2 or
Certain several (that is, oil pressure sensor 6, oil temperature sensor 5, speed detector 13 and transmission system 2 are not set all), herein not
Tire out one by one again and state and within protection domain.
In order to ensure the safety in utilization of lubricating system, in addition to cleaner 7, divide oil duct and pressure limiting valve 10.Cleaner 7 is gone here and there
It is coupled on main oil gallery 1, in order to be filtered to the lubricating oil in main oil gallery 1；One end of oil duct is divided to be connected to the profit of main oil gallery 1
Oil duct section between lubricating oil power set 9 and cleaner 7, the other end of oil duct is divided to be connected with oil sump 12；Pressure limiting valve 10 is connected
In dividing on oil duct.Cleaner 7 is when blocking or filter effect reduce, the oil duct section between lubricating oil power set 9 and cleaner 7
Oil pressure increase.Divide oil duct and pressure limiting valve 10 by setting, effectively prevent between lubricating oil power set 9 and cleaner 7
Oil duct section, cleaner 7 and lubricating oil power set 9 are excessive and impaired because of oil pressure, it is ensured that the safety in utilization of lubricating system.
The embodiment of the present invention additionally provides a kind of lubricating method, including step：
S1：Gather the lubrication parameter in lubricating system under current working；
Wherein, parameter of the lubrication parameter for influence lubricating oil to engine lubrication effect.
S2：The demand fuel delivery Q of lubricating oil under the operating mode is drawn according to lubrication parameter；
By above-mentioned setting, demand fuel delivery Q is obtained, in order to meet the lubrication under current working.
S3：By demand fuel delivery compared with Amount of actual oil supply, comparative result is drawn：
During comparative result meet demand, into step S1；When comparative result is unsatisfactory for demand, fuel delivery is adjusted.
Lubricating method provided in an embodiment of the present invention, fuel delivery can be adjusted according to the lubrication parameter under current working.That is,
Fuel delivery can be adjusted according to actual demand, in order to according under different operating modes to the different to supplying of the fuel delivery demand of lubricating oil
Oil mass is adjusted, and is avoided fuel delivery excessive and is made the too fast situation of lubrication oil consumption, and it is very few and influence to it also avoid fuel delivery
The situation of service life and lubricating system efficiency, it is ensured that effectively lubricating, avoid engine abnormity from wearing, effectively increase engine
Service life.
In the present embodiment, in step S3, comparative result is the difference of demand fuel delivery and Amount of actual oil supply；When difference exists
When in the range of preset difference value, comparative result meet demand；When difference is not in the range of preset difference value, comparative result is unsatisfactory for needing
Ask.
Can also be comparative result meet demand in the case that demand fuel delivery is equal with Amount of actual oil supply；When demand supplies
In the case of oil mass and Amount of actual oil supply are unequal, comparative result is unsatisfactory for demand.
Further, in step S1, the start-up temperature Te of detection engine is included；In step S2, as start-up temperature Te
During≤predetermined temperature To, judge that engine starts to be normal, demand lubricating oil Q is to be calculated according to lubrication parameter under the operating mode
The normal demand fuel delivery Qo of lubricating oil；As start-up temperature Te ＞ predetermined temperature To, engine is judged for thermal starting, demand profit
Lubricating oil Q=normal demand fuel delivery Qo+ thermal starting lubricants capacities Qe.Pass through above-mentioned setting so that engine increases in thermal starting
Fuel delivery (thermal starting lubricants capacity Qe) is added, and then has improved the pressure of lubricating oil, when starting in order to reach engine thermal
Optimal flow of lubrication.
Further, in step S1, the dielectric constant λ of detection lubricating oil is included；Demand fuel delivery Q=λ Qnew, Qnew
For the fuel delivery after adjustment.That is, by adjusting fuel delivery so that reach Qnew in most, brought in order to eliminate deterioration of lubricant
Influence, further increase lubricant effect.
In lubricating method provided in an embodiment of the present invention, lubrication parameter includes oil pressure, oil temperature, engine speed and engine
One or more in load.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (10)
- A kind of 1. lubricating system, it is characterised in that including：Both ends are connected with oil sump (12) and the main oil gallery (1) of engine of connecting (14)；The lubricating oil power set (9) being series on the main oil gallery (1)；It is series on the main oil gallery (1), for detecting the flowmeter (8) of lubricating oil power set (9) fuel delivery；Gather the harvester of lubrication parameter in the lubricating system under current working；With the control module (4) of the harvester, the flowmeter (8) and the lubricating oil power set (9) communication connection； The control module (4) draws the demand fuel delivery of lubricating oil under the operating mode according to the lubrication parameter, by the demand fuel feeding Measure compared with the Amount of actual oil supply that the flowmeter (8) detection is calculated, filled according to comparative result to the lubricating oil power Put (9) output control signal.
- 2. lubricating system as claimed in claim 1, it is characterised in that also include being used to detect the engine (14) startup temperature Spend Te coolant temperature sensor (15).
- 3. lubricating system as claimed in claim 1, it is characterised in that also include being arranged in the oil sump (12), be used for Detect the dielectric constant sensor (11) of lubricating oil dielectric constant.
- 4. lubricating system as claimed in claim 1, it is characterised in that the harvester includes：For detecting the oil pressure sensor (6) of oil pressure；And/or for detecting the oil temperature sensor (5) of oil temperature；And/or for detecting the speed detector (13) of the engine (14) rotating speed；And/or the harvester includes being used for the transmission system (2) for measuring the engine (14) load.
- 5. the lubricating system as described in claim any one of 1-4, it is characterised in that also include：The cleaner (7) being series on the main oil gallery (1)；One end is connected to the oil duct section between the lubricating oil power set (9) of the main oil gallery (1) and the cleaner (7) Divide oil duct, the other end for dividing oil duct connects with the oil sump (12)；It is series at the pressure limiting valve (10) divided on oil duct.
- 6. a kind of lubricating method, it is characterised in that including step：1) lubrication parameter under current working in lubricating system is gathered；2) the demand fuel delivery Q of lubricating oil under the operating mode is drawn according to the lubrication parameter；3) the demand fuel delivery is drawn into comparative result compared with Amount of actual oil supply, judge comparative result whether meet demand：During the comparative result meet demand, into step 1)；When the comparative result is unsatisfactory for demand, fuel delivery is adjusted.
- 7. lubricating method as claimed in claim 6, it is characterised in that in the step 3, the comparative result is the demand The difference of fuel delivery and the Amount of actual oil supply；When the difference is in the range of preset difference value, the comparative result meet demand；When the difference is not in preset difference value In the range of when, the comparative result is unsatisfactory for demand.
- 8. lubricating method as claimed in claim 6, it is characterised in that in the step 1), in addition to the detection engine Start-up temperature Te；In the step 2), as the start-up temperature Te≤predetermined temperature To, judge that the engine starts to be normal, it is described Demand lubricating oil Q is the normal demand fuel delivery Qo that lubricating oil under the operating mode is calculated according to the lubrication parameter；As the start-up temperature Te ＞ predetermined temperature To, the engine is judged for thermal starting, and the demand lubricating oil Q=is just Normal demand fuel delivery Qo+ thermal starting lubricants capacities Qe.
- 9. lubricating method as claimed in claim 6, it is characterised in that in the step 1), include Jie of detection lubricating oil Electric constant λ；The demand fuel delivery Q=λ Qnew, the Qnew are the fuel delivery after adjustment.
- 10. the lubricating method as described in claim any one of 6-9, it is characterised in that the lubrication parameter includes oil pressure, oil One or more in temperature, engine speed and engine load.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711037087.XA CN107842409B (en) | 2017-10-30 | 2017-10-30 | Lubrication system and lubrication method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711037087.XA CN107842409B (en) | 2017-10-30 | 2017-10-30 | Lubrication system and lubrication method |
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| Publication Number | Publication Date |
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| CN107842409A true CN107842409A (en) | 2018-03-27 |
| CN107842409B CN107842409B (en) | 2020-03-10 |
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ID=61681864
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000303813A (en) * | 1999-04-20 | 2000-10-31 | Mikuni Adec Corp | Lubricating oil supply device for two-cycle engine |
| JP2004340066A (en) * | 2003-05-16 | 2004-12-02 | Toyota Motor Corp | Internal combustion engine |
| EP1640571A1 (en) * | 2004-09-28 | 2006-03-29 | Aisin Seiki Kabushiki Kaisha | Oily supply device for engine |
| JP2011127571A (en) * | 2009-12-21 | 2011-06-30 | Daihatsu Motor Co Ltd | Method of controlling early warm-up of internal combustion engine |
| CN104832241A (en) * | 2014-12-12 | 2015-08-12 | 北汽福田汽车股份有限公司 | Engine lubrication control device, system and control method |
| CN105593478A (en) * | 2014-09-11 | 2016-05-18 | 马自达汽车株式会社 | Oil supply device for engine |
-
2017
- 2017-10-30 CN CN201711037087.XA patent/CN107842409B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000303813A (en) * | 1999-04-20 | 2000-10-31 | Mikuni Adec Corp | Lubricating oil supply device for two-cycle engine |
| JP2004340066A (en) * | 2003-05-16 | 2004-12-02 | Toyota Motor Corp | Internal combustion engine |
| EP1640571A1 (en) * | 2004-09-28 | 2006-03-29 | Aisin Seiki Kabushiki Kaisha | Oily supply device for engine |
| JP2011127571A (en) * | 2009-12-21 | 2011-06-30 | Daihatsu Motor Co Ltd | Method of controlling early warm-up of internal combustion engine |
| CN105593478A (en) * | 2014-09-11 | 2016-05-18 | 马自达汽车株式会社 | Oil supply device for engine |
| CN104832241A (en) * | 2014-12-12 | 2015-08-12 | 北汽福田汽车股份有限公司 | Engine lubrication control device, system and control method |
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| Publication number | Publication date |
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| CN107842409B (en) | 2020-03-10 |
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