CN112065670A - Anti-freezing solution supplementing device for wind turbine generator - Google Patents
Anti-freezing solution supplementing device for wind turbine generator Download PDFInfo
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- CN112065670A CN112065670A CN202010769652.7A CN202010769652A CN112065670A CN 112065670 A CN112065670 A CN 112065670A CN 202010769652 A CN202010769652 A CN 202010769652A CN 112065670 A CN112065670 A CN 112065670A
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- power
- wind turbine
- turbine generator
- supplementing device
- pump
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
- F03D80/60—Cooling or heating of wind motors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/06—Control using electricity
- F04B49/065—Control using electricity and making use of computers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/10—Other safety measures
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Wind Motors (AREA)
Abstract
The invention provides an antifreeze solution supplementing device for a wind turbine generator, which comprises a portable remote controller and a power component, wherein a wireless transmitter is arranged in the portable remote controller, the power component comprises a power pump and a control module, the control module comprises a main control unit, and a wireless receiver and a relay which are respectively electrically connected with the main control unit, the relay is connected on a power supply loop of the power pump, and the input end and the output end of the power pump are both connected with a conveying pipeline. The anti-freezing solution supplementing device disclosed by the invention adopts a wireless remote control technology, so that the supplementing of the anti-freezing solution is time-saving and labor-saving, and the maintenance efficiency of the fan is improved. Meanwhile, the pressure output is stable, the flow is adjustable, and the anti-backflow device has the functions of power-off, pressure maintaining and backflow prevention, and can effectively prevent misoperation; the convenience, standardization and standardization of the supplement operation of the antifreeze are really realized, and huge benefits are brought to the overhaul work of the wind generating set.
Description
Technical Field
The invention relates to the technical field of wind turbine generators, in particular to an antifreezing solution supplementing device for a wind turbine generator.
Background
The power output of modern large-scale wind generating sets is improved year by year, and meanwhile, the heat productivity of wind generating sets is higher and higher, so that antifreeze is generally adopted as a medium in the industry to carry out forced heat dissipation on the wind generating sets.
The long-term high-temperature operation of the wind turbine generator can cause the loss of the anti-freezing solution to alarm and stop, and the anti-freezing solution needs to be supplemented periodically. At present, a device for supplementing anti-freezing solution for a wind driven generator is not available in the wind power industry, and a fan manufacturer generally uses pump bodies such as a self-sucking pump and a hand pump to supplement anti-freezing solution for a wind turbine generator crudely and crudely. The construction operation process is uncontrollable, and the phenomena of running, overflowing, dripping and leaking of the antifreeze are serious, so that the environment of a working place is humid, and the danger of personal electric shock is easily caused; meanwhile, the antifreeze solution is supplemented by the existing means by a plurality of persons, the operation is complex, time and labor are wasted, the supplement pressure of the coolant solution cannot be accurately controlled, the pipeline is easy to be punctured due to overhigh pressure to cause leakage, the overhaul cost is increased, the safety of personnel is threatened, and the environment is seriously polluted.
Disclosure of Invention
Aiming at the problems in the prior art, the anti-freezing solution supplementing device for the wind turbine generator set is provided, the anti-freezing solution is automatically supplemented by starting and stopping a remote control device, and meanwhile, the anti-freezing solution supplementing device has overvoltage protection; the problem that the operation process of the conventional antifreezing solution supplementing means is uncontrollable can be effectively solved.
The antifreeze solution supplementing device for the wind turbine generator comprises a portable remote controller and a power component, wherein a wireless transmitter is arranged in the portable remote controller, the power component comprises a power pump and a control module, the control module comprises a main control unit, and a wireless receiver and a relay which are respectively electrically connected with the main control unit, the relay is connected to a power supply loop of the power pump, and the input end and the output end of the power pump are both connected with a conveying pipeline.
In one embodiment, the power component further comprises an electromagnetic cut-off valve, the electromagnetic cut-off valve is arranged on the conveying pipeline at the output end of the power pump, and the on-off state of a power supply circuit of the electromagnetic cut-off valve is controlled by the relay. Through the embodiment, when the supplement of the antifreeze is stopped, the electromagnetic stop valve can prevent the antifreeze supplemented to the wind turbine generator from flowing back; meanwhile, the electromagnetic stop valve can discharge the pressure in the supplement pipeline after the supplement of the anti-freezing solution is finished, so that the damage of the pressure to personnel when the supplement pipeline is detached is avoided.
In one embodiment, the power unit further comprises a power module for supplying power, wherein the power module adopts a polymer lithium battery pack. Through this embodiment, the power adopts polymer lithium cell group and other part integration to be a whole, and whole supplementary device need not external power supply, and the on-the-spot portable use of fan of being convenient for has also avoided the electric leakage risk that external power supply brought simultaneously.
In one embodiment, the relay is a DC-DC solid state relay.
In one embodiment, the control module further comprises a pressure sensor disposed on the delivery line at the output end of the power pump and wirelessly connected to the control module. Through the embodiment, the pressure sensor can monitor the pressure in the supplementing pipeline in real time so as to reflect the pressure of the anti-freezing solution in the wind turbine generator and provide an overvoltage protection function.
In one embodiment, the control module further comprises a temperature sensor, wherein the temperature sensor is arranged on the conveying pipeline at the output end of the power pump and is wirelessly connected with the control module. Through the embodiment, the pressure sensor can monitor the temperature in the supplementing pipeline in real time so as to reflect the temperature of the anti-freezing solution in the wind turbine generator and provide an over-temperature protection function.
In one embodiment, a filter is further disposed on the delivery pipe at the input end of the power pump. Through the embodiment, the filter can pass through impurities in the antifreeze to be supplemented, and the impurities are prevented from entering the interior of the pump body to damage the pump body or block the pump body.
In one embodiment, the power pump is a diaphragm pump. By the implementation mode, the flow of the diaphragm pump can be adjusted, so that the antifreeze can be conveniently adjusted in the supplementing process; meanwhile, the diaphragm pump is very suitable for conveying viscous fluid media and is suitable for conveying different types of anti-freezing liquids.
In one embodiment, the trolley comprises a trolley case, and the power component is arranged inside the trolley case. Through this embodiment, whole supplementary device can integrate in the draw-bar box, can protect supplementary device, the save and the on-the-spot transport of supplementary device of being convenient for simultaneously.
In one embodiment, the delivery line is a pressure hose.
The features mentioned above can be combined in various suitable ways or replaced by equivalent features as long as the object of the invention is achieved.
Compared with the prior art, the antifreeze fluid supplementing device for the wind turbine generator set at least has the following beneficial effects:
the antifreeze solution supplementing device adopts a wireless radio frequency remote control technology, can remotely control the supplement of the antifreeze solution within a certain range, and is time-saving and labor-saving. Meanwhile, the supplementing device is stable in pressure output and adjustable in flow, has the power-off and pressure-maintaining functions, ensures that the high-pressure antifreezing solution cannot flow back after power-off, and can effectively prevent misoperation. The maintenance cost is reduced, manpower and material resources are saved, and the maintenance efficiency of the fan is improved; the convenience, standardization and standardization of the supplement operation of the antifreeze are really realized, and huge benefits are brought to the overhaul work of the wind generating set.
Drawings
The invention will be described in more detail hereinafter on the basis of embodiments and with reference to the accompanying drawings. Wherein:
FIG. 1 is a schematic view of the antifreeze replenishing apparatus according to the present invention;
in the drawings, like parts are provided with like reference numerals. The drawings are not to scale.
Reference numerals:
the system comprises a portable remote controller 1, a wireless transmitter 11, a control module 2, a wireless receiver 21, a main control unit 22, a relay 23, a power pump 3, an electromagnetic stop valve 4, a power module 5 and a filter 6.
Detailed Description
The invention will be further explained with reference to the drawings.
The invention discloses an antifreeze solution supplementing device for a wind turbine generator, which comprises a portable remote controller 1 and a power component, wherein a wireless transmitter 11 is arranged in the portable remote controller 1, the power component comprises a power pump 3 and a control module 2, the control module 2 comprises a main control unit 22, and a wireless receiver 21 and a relay 23 which are respectively electrically connected with the main control unit 22, the relay 23 is connected on a power supply loop of the power pump 3, and the input end and the output end of the power pump 3 are both connected with a conveying pipeline.
Specifically, when the anti-freezing solution is supplemented, a maintainer drives the vehicle to the tower base position of the wind turbine generator, the barrel of anti-freezing solution and the anti-freezing solution supplementing device body is placed on a truck without unloading, the conveying pipeline is connected with the wind turbine generator, and a power supply of the supplementing device is connected. The portable remote controller 1 for the inspection personnel transmits a command within a radius of 100m, and the portable remote controller 1 is provided with a plurality of control keys.
The 'UP' key on the portable remote controller 1 is pressed, a 'pressure supplementing' command is sent to the power component through the wireless transmitter 11, the wireless receiver 21 of the control module 2 in the power component receives the command and then transmits the command to the main control unit 22, the main control unit 22 controls the conduction of the relay 23, the relay 23 conducts the power supply loop of the power pump 3 and enables the power pump 3 to operate, and the power pump 3 conveys the antifreeze to the wind turbine generator through the conveying pipeline. When the antifreeze in the wind turbine generator reaches the preset pressure, the UP key is released, the wireless receiver 21 receives a signal, the main control unit 22 controls the relay 23 to be disconnected according to the signal, and the diaphragm pump is powered off and stops outputting. Then, a STOP key on the portable remote controller 1 is pressed to remotely control the antifreeze solution supplementing device to be powered off and shut down. Finally, the delivery line is disassembled and rested on the truck.
In addition, because the antifreeze in the wind turbine generator has a certain pressure, preferably, the conveying pipeline is a pressure-resistant hose which is resistant to high pressure, and the hose is made of a material which is convenient to lay and store.
In one embodiment, the power component further comprises an electromagnetic cut-off valve 4, the electromagnetic cut-off valve 4 is arranged on the delivery pipeline at the output end of the power pump 3, and the on-off of the power supply circuit is controlled by a relay 23.
Specifically, the electromagnetic cut-off valve 4 functions to prevent the antifreeze from flowing back and to discharge the residual pressure of the delivery line. When the relay 23 conducts the power supply loop of the power pump 3, the relay 23 conducts the power supply loop of the electromagnetic stop valve 4 at the same time, at the moment, the electromagnetic stop valve 4 is opened, and the conveying pipeline can normally convey the antifreeze solution. After the diaphragm pump is powered off and stops outputting, the electromagnetic stop valve 4 is powered off under the control of the relay 23, and at the moment, the conveying pipeline is closed and the anti-freezing solution can be prevented from flowing back. After the anti-freezing solution of the wind turbine generator is supplemented and before the conveying pipeline is disassembled, a DOWN key on the portable remote controller 1 is pressed to control the electromagnetic stop valve 4 to be independently conducted, a pressure relief instruction is executed, and the residual pressure in the conveying pipeline is released.
In one embodiment, the power unit further comprises a power module 5 for supplying power, and the power module 5 employs a polymer lithium battery pack.
Specifically, the specification of the polymer lithium battery pack is 14.4V 9Ah, the nominal voltage of the polymer lithium battery pack is 14.4V, and the rated capacity of the polymer lithium battery pack is 9 Ah. The anti-freezing solution supplementing device adopts the lithium battery pack as a self-contained power supply, an external power supply is not needed, the field use of the wind power plant is facilitated, and the electric leakage problem easily caused by the external power supply is avoided.
In one embodiment, the relay 23 is a DC-DC solid state relay.
Specifically, the antifreeze solution supplementing device uses a lithium battery pack as a power supply, and a DC diaphragm pump is used as a diaphragm pump, so that the relay 23 is adaptively provided with a DC-DC solid-state relay 23, and compared with a common electromagnetic relay 23, the solid-state relay 23 has the advantages of vibration resistance, long service life, no mechanical contact and high reliability.
In one embodiment, the control module 2 further comprises a pressure sensor disposed on the delivery line at the output of the power pump 3 and wirelessly connected to the control module 2.
Specifically, the pressure sensor is used for monitoring the pressure in the conveying pipeline, so that the pressure level of the anti-freezing solution in the wind turbine generator is reflected, real-time feedback of pressure data is provided for an operator, and the operator can conveniently adjust the supplement operation of the anti-freezing solution in time. Meanwhile, according to specific requirements, an upper limit value of the pressure can be preset in the control module 2, so that the power-off of the power pump 3 is automatically controlled by the main control unit 22 when the pressure data transmitted back by the pressure sensor reaches the upper limit value, and overvoltage protection is provided.
Further, control module 2 still includes temperature sensor, and temperature sensor sets up on the delivery pipeline of 3 output ends of power pump and with control module 2 wireless connection.
Preferably, the portable remote controller 1 is provided with a display screen and a wireless receiver 21 for receiving and displaying the pressure real-time data monitored by the pressure sensor and the temperature real-time data monitored by the temperature sensor.
In one embodiment, a filter 6 is also provided on the delivery line at the input of the power pump 3.
Specifically, the filter 6 can pass through impurities in the antifreeze to be supplemented, and the impurities are prevented from entering the interior of the pump body to damage the pump body or block the pump body.
In one embodiment, the power pump 3 is a diaphragm pump.
Specifically, the flow rate of the diaphragm pump can be adjusted, so that the antifreeze can be conveniently adjusted in the supplementing process; meanwhile, the diaphragm pump is very suitable for conveying viscous fluid media and is suitable for conveying different types of anti-freezing liquids.
In one embodiment, the trolley is further provided with a trolley case, and the power component is arranged inside the trolley case.
Specifically, the whole anti-freezing solution supplementing device can be integrated in the draw-bar box, so that the supplementing device can be protected, and meanwhile, the supplementing device is convenient to store and carry on site.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "bottom", "top", "front", "rear", "inner", "outer", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.
Although the invention herein has been described with reference to particular embodiments, it is to be understood that these embodiments are merely illustrative of the principles and applications of the present invention. It is therefore to be understood that numerous modifications may be made to the illustrative embodiments and that other arrangements may be devised without departing from the spirit and scope of the present invention as defined by the appended claims. It should be understood that features described in different dependent claims and herein may be combined in ways different from those described in the original claims. It is also to be understood that features described in connection with individual embodiments may be used in other described embodiments.
Claims (10)
1. The utility model provides a wind turbine generator system antifreeze fluid supplementing device, its characterized in that, includes portable remote controller and power unit, the inside wireless transmitter that is provided with of portable remote controller, power unit include power pump and control module, control module include the main control unit and respectively with wireless receiver and the relay that the main control unit electricity is connected, the relay connect in on the power supply loop of power pump, the input and the output of power pump all are connected with pipeline.
2. The antifreeze solution supplementing device for the wind turbine generator set according to claim 1, wherein the power unit further comprises an electromagnetic stop valve, the electromagnetic stop valve is disposed on the delivery pipe at the output end of the power pump, and the on/off state of a power supply circuit of the electromagnetic stop valve is controlled by the relay.
3. The wind turbine generator anti-freezing solution supplementing device according to claim 1 or 2, wherein the power component further comprises a power module for supplying power, and the power module adopts a polymer lithium battery pack.
4. The antifreeze solution supplementing device for wind turbine generator set according to claim 3, wherein said relay is a DC-DC solid state relay.
5. The antifreeze solution supplementing device for the wind turbine generator set according to claim 1, wherein the control module further comprises a pressure sensor, and the pressure sensor is disposed on the delivery pipeline at the output end of the power pump and is wirelessly connected with the control module.
6. The wind turbine generator anti-freezing solution supplementing device according to claim 1 or 5, wherein the control module further comprises a temperature sensor, and the temperature sensor is arranged on the conveying pipeline at the output end of the power pump and is wirelessly connected with the control module.
7. The wind turbine generator anti-freezing solution supplementing device according to claim 1, wherein a filter is further arranged on the conveying pipeline at the input end of the power pump.
8. The wind turbine generator anti-freezing solution supplementing device according to claim 1, wherein the power pump is a diaphragm pump.
9. The wind turbine generator anti-freezing solution supplementing device according to claim 1, further comprising a draw-bar box, wherein the power component is arranged inside the draw-bar box.
10. The wind turbine generator anti-freezing solution supplementing device according to claim 1, wherein the conveying pipeline is a pressure-resistant hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010769652.7A CN112065670A (en) | 2020-07-30 | 2020-07-30 | Anti-freezing solution supplementing device for wind turbine generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010769652.7A CN112065670A (en) | 2020-07-30 | 2020-07-30 | Anti-freezing solution supplementing device for wind turbine generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112065670A true CN112065670A (en) | 2020-12-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010769652.7A Pending CN112065670A (en) | 2020-07-30 | 2020-07-30 | Anti-freezing solution supplementing device for wind turbine generator |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105448370A (en) * | 2015-11-18 | 2016-03-30 | 中广核工程有限公司 | Nuclear power plant flushing and water supplementing apparatus and method thereof |
| CA2910675A1 (en) * | 2014-10-31 | 2016-04-30 | Senvion Gmbh | Wind turbine and method for de-icing a wind turbine |
| CN108149753A (en) * | 2017-12-28 | 2018-06-12 | 中国人民解放军第七五医院 | A kind of water replanishing device |
| CN108678911A (en) * | 2018-05-28 | 2018-10-19 | 维翰（大连）工业设备有限公司 | A kind of cooling device of wind-driven generator |
-
2020
- 2020-07-30 CN CN202010769652.7A patent/CN112065670A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2910675A1 (en) * | 2014-10-31 | 2016-04-30 | Senvion Gmbh | Wind turbine and method for de-icing a wind turbine |
| CN105448370A (en) * | 2015-11-18 | 2016-03-30 | 中广核工程有限公司 | Nuclear power plant flushing and water supplementing apparatus and method thereof |
| CN108149753A (en) * | 2017-12-28 | 2018-06-12 | 中国人民解放军第七五医院 | A kind of water replanishing device |
| CN108678911A (en) * | 2018-05-28 | 2018-10-19 | 维翰（大连）工业设备有限公司 | A kind of cooling device of wind-driven generator |
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Application publication date: 20201211 |
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| RJ01 | Rejection of invention patent application after publication |