CN208564877U - Lubricating system and wind power generating set comprising it - Google Patents
Lubricating system and wind power generating set comprising it Download PDFInfo
- Publication number
- CN208564877U CN208564877U CN201821036592.2U CN201821036592U CN208564877U CN 208564877 U CN208564877 U CN 208564877U CN 201821036592 U CN201821036592 U CN 201821036592U CN 208564877 U CN208564877 U CN 208564877U
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- China
- Prior art keywords
- filter core
- lubricating oil
- temperature control
- lubricating
- element kit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000001050 lubricating effect Effects 0.000 title claims abstract description 44
- 239000010687 lubricating oil Substances 0.000 claims abstract description 84
- 239000000446 fuel Substances 0.000 claims abstract description 21
- 238000001914 filtration Methods 0.000 claims abstract description 17
- 239000003921 oil Substances 0.000 claims description 23
- 238000005336 cracking Methods 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 3
- 230000011664 signaling Effects 0.000 claims 1
- 239000007788 liquid Substances 0.000 description 6
- 238000001816 cooling Methods 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 4
- 239000012208 gear oil Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 206010020852 Hypertonia Diseases 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Landscapes
- General Details Of Gearings (AREA)
Abstract
The utility model discloses a kind of lubricating system and include its wind power generating set.The lubricating system includes: gear-box interconnected, fuel feeding motor pump assembly, element kit, temperature control valve module, air cooler component；Fuel feeding motor pump assembly uses double-speed motor；Temperature control valve module is used to enter according to the lubricating oil temperature control for flowing through it amount of lubricating oil of air cooler；Element kit includes the first filter core, the second filter core, filter core bypass check valve and filter core differential pressure transmitter device, first filter core and the second filter core are sequentially connected between the lubricating oil inlet of element kit and lubricating oil outlet, the filtering accuracy of first filter core is higher than the filtering accuracy of the second element kit, filter core bypass check valve is connected to the both ends of the first filter core, and filter core differential pressure transmitter device is connected to the both ends of the first filter core.The filter core different there are two filtering accuracy is set in the element kit of the lubricating system, therefore is unlikely to quickly to block, and filter core differential pressure transmitter device can replace in time filter core with warning reminding.
Description
Technical field
The utility model relates to wind power generation field, in particular to a kind of lubricating system and the wind-driven generator comprising it
Group.
Background technique
The effect of wind turbine generator system gear box lubricating system includes two aspects: firstly, mentioning for the bearing in gear-box with gear
For lubrication, reduces abrasion, promote the working life of gear-box；Secondly, by the heat generated in gear-box operational process, (bearing rubs
Caused by wiping with gear engaging friction), the heat exchanger into lubricating system is brought by gear oil, and then with air or coolant liquid etc.
After medium carries out forced heat-exchanging by fan, gear oil return gear-box continues as bearing and is lubricated with gear.
Currently, 3MW or less type mostly uses lubricating oil-air heat-exchange scheme in megawatt-level wind unit, 3MW (contains 3MW)
The above type mostly uses oil-water-sky secondary heat exchange scheme.Lubricating oil-air heat-exchange scheme, system structure is simple, good economy performance,
But since the temperature of air dielectric is difficult to control, under 0 DEG C of low temperature environment below, Cryogenic air is past during forced heat-exchanging
It being greatly reduced toward will cause lubricating oil temperature, being commonly called as " being subcooled ".Because lubricating oil viscosity-temperature characteristics (as oil temperature reduces, gear
Oil viscosity is substantially increased), highly viscous gear oil can improve the flowed friction or even blocking heat-exchanger of lubricating system, cause
Heat exchange under cryogenic conditions is bad.
Wind power generating set lubricating system is typically in operation under adverse circumstances, and duty cycle is long.Wind power generating set
The power device major function of lubricating system is that the lubricating oil in gear-box is sucked out, and then gets filter device and cooling dress
It sets, returns the active brake system of fuel tank.
But the wind power generating set lubricating system is it is possible that lubricating oil blocking flow duct, leads to equipment fault
Defect, this be often as the filter core in lubricating system failure cause.
Utility model content
The technical problems to be solved in the utility model is to overcome the prior art to cause equipment fault due to filter core failure
Defect, a kind of lubricating system and the wind power generating set comprising it are provided.
The utility model is to solve above-mentioned technical problem by following technical proposals:
A kind of lubricating system comprising: fuel feeding motor pump assembly, element kit, temperature control valve module, air cooler component；
The lubricating oil inlet of fuel feeding motor pump assembly is used to be connected to the lubricating oil outlet of gear-box, fuel feeding motor pump assembly
Lubricating oil outlet be connected to the lubricating oil inlet of element kit, the lubricating oil outlet of element kit is connected to temperature control valve module
Lubricating oil inlet, the lubricating oil outlet of temperature control valve module are connected to the lubricating oil inlet of air cooler component, the profit of air cooler
Oil outlet is used to be connected to the lubricating oil inlet of gear-box；
Fuel feeding motor pump assembly uses double-speed motor；Temperature control valve module be used to be controlled according to the lubricating oil temperature for flowing through it into
Enter the amount of the lubricating oil of air cooler；
Element kit includes the first filter core, the second filter core, filter core bypass check valve and filter core differential pressure transmitter device, the first filter core
And second filter core be sequentially connected between the lubricating oil inlet of element kit and lubricating oil outlet, the filtering accuracy of the first filter core is high
In the filtering accuracy of the second element kit,
Filter core bypass check valve is connected to the both ends of the first filter core, and filter core differential pressure transmitter device is connected to the two of the first filter core
End.
Preferably, an overflow is additionally provided between the lubricating oil outlet of fuel feeding motor pump assembly and the lubricating oil inlet of gear-box
Channel, overflow valve is equipped in overflow ducts, and the cracking pressure of overflow valve is 12bar.
Preferably, filter core bypass check valve is pressure-control valve, and the alarm pressure of filter core differential pressure transmitter device is lower than by filter core
The cracking pressure of logical check valve.
Preferably, the cracking pressure of filter core bypass check valve is 4bar, and the alarm pressure of filter core differential pressure transmitter device is
3.5bar。
Preferably, air cooler component includes fan, crosses oil pipe line and air cooler by-passing valve, and fan is used for cooled oil
Pipeline, air cooler by-passing valve were connected to the both ends of oil pipe line.
Preferably, temperature control valve module includes three-way magnetic valve and temperature sensor, and three-way magnetic valve includes first port,
Two-port netwerk and third port, first port are connected to the lubricating oil outlet of element kit, and second port is connected to air cooler group
The lubricating oil inlet of part, third port are connected to the lubricating oil inlet of gear-box, and temperature sensor flows through threeway electricity for detecting
The lubricating oil temperature of magnet valve, three-way magnetic valve are electrically connected to temperature sensor and according to the detection temperature of temperature sensor controls the
The aperture of Single port and the aperture of second port.
Preferably, gear-box includes temperature control component, and temperature control component is electrically connected to the double-speed motor of fuel feeding motor pump assembly, temperature
Control component is used to detect the temperature of the lubricating oil inlet of gear-box and adjusts the revolving speed of double-speed motor according to temperature data.
A kind of wind power generating set comprising lubricating system as described above.
The positive effect of the utility model is: set in the element kit of the lubricating system there are two filtering accuracy not
Same filter core, and in the both ends connecting bypass valve of the first filter core, once the first filter core blocks, lubricating oil can pass through by-passing valve
Into the second filter core, the filtering accuracy of the second filter core is lower, thus be unlikely to quickly block can also play certain filtration,
Filter core differential pressure transmitter device can replace in time filter core with warning reminding operator simultaneously.
Detailed description of the invention
Fig. 1 is the wherein air cooling according to the schematic perspective view of the lubricating system of the preferred embodiment of the utility model
Device assembly is omitted.
Fig. 2 is the module diagram according to the lubricating system of the preferred embodiment of the utility model.
Description of symbols:
Lubricating system 100
Gear-box 10
Fuel feeding motor pump assembly 20
Element kit 30
First filter core 31
Second filter core 32
Filter core bypasses check valve 33
Filter core differential pressure transmitter device 34
Blowoff ball valve 35
Temperature control valve module 40
Three-way magnetic valve 41
Temperature sensor 42
First port 43
Second port 44
Third port 45
Air cooler component 50
Fan 51
Cross oil pipe line 52
Air cooler by-passing valve 53
Check valve 61
Pressure measuring tie-in 62
Overflow valve 63
Overflow ducts 64
Fastening screw nut 65
Specific embodiment
With reference to the accompanying drawing, the utility model is further illustrated by way of embodiment, but therefore will be originally unpractical
It is novel to be limited among following scope of embodiments.
As shown in Figs. 1-2, lubricating system 100 include: fuel feeding motor pump assembly 20, element kit 30, temperature control valve module 40,
Air cooler component 50.The lubricating system 100 is used for gear-box 10.
The lubricating oil outlet of gear-box 10 is connected to the lubricating oil inlet of fuel feeding motor pump assembly 20, fuel feeding motor pump assembly
20 lubricating oil outlet is connected to the lubricating oil inlet of element kit 30, and the lubricating oil outlet of element kit 30 is connected to thermostat valve
The lubricating oil inlet of component 40, the lubricating oil outlet of temperature control valve module 40 are connected to the lubricating oil inlet of air cooler component 50,
The lubricating oil outlet of air cooler is connected to the lubricating oil inlet of gear-box 10；
Fuel feeding motor pump assembly 20 uses double-speed motor；Temperature control valve module 40 is used for the lubricating oil temperature control that basis flows through it
System enters the amount of the lubricating oil of air cooler；
Element kit 30 includes the first filter core 31, the second filter core 32, filter core bypass check valve 33 and filter core differential pressure transmitter device
34, the first filter core 31 and the second filter core 32 are sequentially connected between the lubricating oil inlet and lubricating oil outlet of element kit 30, the
The filtering accuracy of one filter core 31 is higher than the filtering accuracy of 32 component 30 of the second filter core.
Filter core bypass check valve 33 is connected to the both ends of the first filter core 31, and filter core differential pressure transmitter device 34 is connected to the first filter core
31 both ends.
The filtering accuracy of first filter core 31 is 10um, and the filtering accuracy of the second filter core 32 is 50um.
The oil liquid of lubricating system 100 is after the first filter core 31 and the filtering of the second filter core 32, oil residue and solid particle
It has just been stayed in filter cylinder by filtering, the oil liquid for returning to gear-box 10 is exactly clean oil liquid.If the first filter core 31 is blocked, oil liquid
Check valve 33 temporarily can be bypassed by filter core and flow through the second filter core 32, such oil liquid still can be filtered temporarily and is unlikely to
Shut down or damage equipment；34 sender of filter core differential pressure transmitter device alarm simultaneously, notice main control room replace filter core.Pass through filter core in this way
Bypass check valve 33 effectively prevent hypertonia to cause the impact failure to 31 ontology of the first filter core.Pass through filter core differential pressure transmitter device
34 can observe whether filter core blocks in control room, replace filter core when necessary, increase the safety of lubricating system 100.It improves
The reliability and safety of lubricating arrangement, extend the service life of gear-box 10.
It is pressure-control valve that filter core, which bypasses check valve 33, and the alarm pressure of filter core differential pressure transmitter device 34 is single lower than filter core bypass
To the cracking pressure of valve 33.
The cracking pressure that filter core bypasses check valve 33 is 4bar, and the alarm pressure of filter core differential pressure transmitter device 34 is 3.5bar.
In the blocking of the first filter core 31, then first carrying out alarming again bypasses the first filter core 31 so that it is convenient to operator
It takes measures at the first time.
Element kit 30 further includes Blowoff ball valve 35.
First filter core 31 and the second filter core 32 are set in filtration cartridges, and filter cylinder is made of three parts, the filter cylinder positioned at end
First part and be located in the middle filter cylinder second part between be provided with fastening screw nut 65.Fastening screw nut 65 can be to filter cylinder
Reinforce simultaneously tight and anti-vibration, avoids filter cylinder permeability.
It is logical that an overflow is additionally provided between the lubricating oil outlet of fuel feeding motor pump assembly 20 and the lubricating oil inlet of gear-box 10
Road 64, overflow valve 63 is equipped in overflow ducts 64, and the cracking pressure of overflow valve 63 is 12bar.Overflow valve 63 can be in lube system
Overflow when 100 pressure of uniting are higher than 12bar, opening overflow ducts 64 makes lubricating oil return to gear-box 10, prevents in lubricating system 100
Component when blocking, lubricating oil cannot flow back gear-box 10.
Air cooler component 50 includes fan 51, crosses oil pipe line 52 and air cooler by-passing valve 53, and fan 51 is for cooling down
Oil pipe line 52 is crossed, air cooler by-passing valve 53 was connected to the both ends of oil pipe line 52.The air cooler by-passing valve 53 is for having served as
When oil pipe line 52 blocks, the oil pressure for crossing 52 front end of oil pipe line is excessive.To guarantee the safety of lubricating system 100.
Temperature control valve module 40 includes three-way magnetic valve 41 and temperature sensor 42, and three-way magnetic valve 41 includes first port
43, second port 44 and third port 45, first port 43 are connected to the lubricating oil outlet of element kit 30, and second port 44 connects
The lubricating oil inlet of air cooler component 50 is passed through, third port 45 is connected to the lubricating oil inlet of gear-box 10, temperature sensing
Device 42 is electrically connected to temperature sensor 42 and root for detecting the lubricating oil temperature for flowing through three-way magnetic valve 41, three-way magnetic valve 41
According to the aperture of the detection temperature control first port 43 of temperature sensor 42 and the aperture of second port 44.
The normal working temperature of lubricating oil in lubricating system 100 is 35 DEG C -60 DEG C.It is lower than 45 DEG C in lubricating oil temperature
When, second port 44 is not opened, and lubricating oil is not passed through air cooler component 50 but flows directly into gear-box 10, and when temperature is high
When 45 DEG C, temperature control valve module 40 is started to work, and parts of lubricating oil is imported air cooler component 50, so that the totality of lubricating oil
Temperature reduces.
Gear-box 10 includes temperature control component, and temperature control component is electrically connected to the double-speed motor of fuel feeding motor pump assembly 20, temperature control
Component is used to detect the temperature of the lubricating oil inlet of gear-box 10 and adjusts the revolving speed of double-speed motor according to temperature data.
Lubricating system 100 controls motor speed by the lubricating oil temperature that temperature control component is fed back, and guarantees lubricating system 100
Safety and stability.
When the temperature of lubricating oil is lower, double-speed motor uses the slow-speed of revolution, the cooling velocity of lubricating oil do not need it is too fast,
When the temperature of lubricating oil is higher, double-speed motor uses high revolving speed, so that lubricating oil is quickly pumped cooling.
Multiple check valves 61 are additionally provided with, in lubricating system 100 to prevent lubricating oil from flowing backwards.
Multiple pressure measuring tie-ins 62 are additionally provided in lubricating system 100, pressure measuring tie-in 62 is connected to working oil path.It can connect at any time
Monitoring pressure gauge is connect, to measure the pressure in oil circuit, to guarantee the safety of lubricating system 100.
A kind of wind power generating set comprising lubricating system 100 as above.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "vertical", "horizontal", "top", "bottom", "inner", "outside" be orientation based on the figure or
Positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the device or member of indication or suggestion meaning
Part must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention,
Unless otherwise indicated herein.
Although the foregoing describe specific embodiment of the present utility model, it will be appreciated by those of skill in the art that
This is merely illustrative of, and the protection scope of the utility model is defined by the appended claims.Those skilled in the art
Under the premise of without departing substantially from the principles of the present invention and essence, various changes or modifications can be made to these embodiments,
But these change and modification each fall within the protection scope of the utility model.
Claims (8)
1. a kind of lubricating system, characterized in that it comprises: fuel feeding motor pump assembly, element kit, temperature control valve module, air-cooled
But device assembly；
The lubricating oil outlet that the lubricating oil inlet of fuel feeding motor pump assembly is used to be connected to gear-box is connected to, fuel feeding motor pump group
The lubricating oil outlet of part is connected to the lubricating oil inlet of element kit, and the lubricating oil outlet of element kit is connected to temperature control valve module
Lubricating oil inlet, the lubricating oil outlet of temperature control valve module is connected to the lubricating oil inlet of air cooler component, air cooler
Lubricating oil outlet is used to be connected to the lubricating oil inlet of gear-box；
Fuel feeding motor pump assembly uses double-speed motor；Temperature control valve module is used to enter wind according to the lubricating oil temperature control for flowing through it
The amount of the lubricating oil of cooler；
Element kit includes the first filter core, the second filter core, filter core bypass check valve and filter core differential pressure transmitter device, the first filter core and the
Two filter cores are sequentially connected between the lubricating oil inlet of element kit and lubricating oil outlet, and the filtering accuracy of the first filter core is higher than the
The filtering accuracy of two element kits,
Filter core bypass check valve is connected to the both ends of the first filter core, and filter core differential pressure transmitter device is connected to the both ends of the first filter core.
2. lubricating system as described in claim 1, which is characterized in that the lubricating oil outlet and gear-box of fuel feeding motor pump assembly
Lubricating oil inlet between be additionally provided with an overflow ducts, overflow valve is equipped in overflow ducts, the cracking pressure of overflow valve is
12bar。
3. lubricating system as described in claim 1, which is characterized in that it is pressure-control valve, filter core pressure that filter core, which bypasses check valve,
Cracking pressure of the alarm pressure of poor signalling generator lower than filter core bypass check valve.
4. lubricating system as claimed in claim 3, which is characterized in that the cracking pressure that filter core bypasses check valve is 4bar, filter
The alarm pressure of core differential pressure transmitter device is 3.5bar.
5. lubricating system as described in claim 1, which is characterized in that air cooler component includes fan, crosses oil pipe line and wind
Cooler by-passing valve, fan are used for cooled oil pipe line, and air cooler by-passing valve was connected to the both ends of oil pipe line.
6. lubricating system as described in claim 1, which is characterized in that temperature control valve module includes three-way magnetic valve and temperature sensing
Device, three-way magnetic valve include first port, second port and third port, and the lubricating oil that first port is connected to element kit goes out
Mouthful, second port is connected to the lubricating oil inlet of air cooler component, and third port is connected to the lubricating oil inlet of gear-box, temperature
Degree sensor is electrically connected to temperature sensor and basis for detecting the lubricating oil temperature for flowing through three-way magnetic valve, three-way magnetic valve
The aperture of the detection temperature control first port of temperature sensor and the aperture of second port.
7. lubricating system as described in claim 1, which is characterized in that gear-box includes temperature control component, the electrical connection of temperature control component
In the double-speed motor of fuel feeding motor pump assembly, temperature control component is used to detect the temperature of the lubricating oil inlet of gear-box and according to temperature
The revolving speed of data adjusting double-speed motor.
8. a kind of wind power generating set, which is characterized in that it includes such as lubricating system of any of claims 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821036592.2U CN208564877U (en) | 2018-06-26 | 2018-06-26 | Lubricating system and wind power generating set comprising it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821036592.2U CN208564877U (en) | 2018-06-26 | 2018-06-26 | Lubricating system and wind power generating set comprising it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208564877U true CN208564877U (en) | 2019-03-01 |
Family
ID=65490528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821036592.2U Active CN208564877U (en) | 2018-06-26 | 2018-06-26 | Lubricating system and wind power generating set comprising it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208564877U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110617320A (en) * | 2019-10-23 | 2019-12-27 | 南京高速齿轮制造有限公司 | Main gearbox of wind driven generator |
-
2018
- 2018-06-26 CN CN201821036592.2U patent/CN208564877U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110617320A (en) * | 2019-10-23 | 2019-12-27 | 南京高速齿轮制造有限公司 | Main gearbox of wind driven generator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 600, changta Road, Songjiang District, Shanghai, 201617 Patentee after: Shanghai shengkesisi Hydraulic Co.,Ltd. Address before: No. 600, changta Road, Songjiang District, Shanghai, 201617 Patentee before: SHANGHAI SUCCESS HYDRAULICS PRESS Co.,Ltd. |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Lubrication system and its wind turbine generator unit Effective date of registration: 20230105 Granted publication date: 20190301 Pledgee: Agricultural Bank of China Limited Shanghai Songjiang Sub-branch Pledgor: Shanghai shengkesisi Hydraulic Co.,Ltd. Registration number: Y2023980030417 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20190301 Pledgee: Agricultural Bank of China Limited Shanghai Songjiang Sub-branch Pledgor: Shanghai shengkesisi Hydraulic Co.,Ltd. Registration number: Y2023980030417 |