阅读说明：本技术 一种风电机组润滑油在线监测管理系统 (Wind turbine generator system lubricating oil on-line monitoring management system ) 是由 申鑫泽 徐鹏 周斌 于 2020-06-25 设计创作，主要内容包括：本发明公开了一种风电机组润滑油在线监测管理系统,包括太阳能供电系统、润滑油采样系统、检测传感器、数据处理与输出系统和远程控制终端,太阳能供电系统的电力输出端与润滑油采样系统、检测传感器和数据处理与输出系统电性连接,润滑油采样系统包括检测箱体和储水箱体,检测箱体的进液端设置有进油管,检测箱体的出液端设置有与风电机组齿轮箱相连通的回油管和伸出检测箱体的出水管,储水箱体的出水端通过升压泵设置有与进油管相连通的清洗管,本发明可以对风电机组齿轮箱中的润滑油进行在线监测,以保证检测得到的结果及时准确,并且回收在线监测取样的润滑油进行后,对检测箱体和进油管进行清洗,以提高后续使用时测量结果的准确性。(The invention discloses an online monitoring and management system for lubricating oil of a wind turbine generator, which comprises a solar power supply system, a lubricating oil sampling system, a detection sensor, a data processing and output system and a remote control terminal, wherein the power output end of the solar power supply system is electrically connected with the lubricating oil sampling system, the detection sensor and the data processing and output system, the lubricating oil sampling system comprises a detection box body and a water storage box body, an oil inlet pipe is arranged at the liquid inlet end of the detection box body, an oil return pipe communicated with a gearbox of the wind turbine generator and a water outlet pipe extending out of the detection box body are arranged at the liquid outlet end of the detection box body, and a cleaning pipe communicated with the oil inlet pipe is arranged at the water outlet end of the water storage box body through a booster pump. The detection box body and the oil inlet pipe are cleaned, so that the accuracy of a measurement result in subsequent use is improved.)

1. The utility model provides a wind turbine generator system lubricating oil on-line monitoring management system which characterized in that: the device comprises a solar power supply system (1), a lubricating oil sampling system (2), a detection sensor (3), a data processing and output system (4), a data processing and input system (5) and a remote control terminal (6), wherein the power output end of the solar power supply system (1) is electrically connected with the lubricating oil sampling system (2), the detection sensor (3) and the data processing and output system (4).

2. The wind turbine generator lubricating oil on-line monitoring and management system according to claim 1, characterized in that: the solar power supply system (1) comprises a solar battery assembly (101), a charge and discharge controller (102), a storage battery pack (103) and an inverter (104), wherein the charge and discharge controller (102) is connected with a direct current load, and the inverter (104) is connected with an alternating current load.

3. The wind turbine generator lubricating oil on-line monitoring and management system according to claim 1, characterized in that: the lubricating oil sampling system (2) comprises a detection box body (201) and a water storage box body (202), wherein an oil inlet pipe (203) communicated with an oil outlet of a mechanical pump of a wind turbine generator gearbox is arranged at a liquid inlet end of the detection box body (201), an oil return pipe (204) communicated with the wind turbine generator gearbox and a water outlet pipe (205) extending out of the detection box body (201) are arranged at a liquid outlet end of the detection box body (201), a cleaning pipe (206) communicated with the oil inlet pipe (203) is arranged at a water outlet end of the water storage box body (202) through a booster pump, a first electromagnetic valve (207) is arranged between the wind turbine generator gearbox and the cleaning pipe (206) of the oil inlet pipe (203), a second electromagnetic valve (208) is arranged on the cleaning pipe (206), a third electromagnetic valve (209) is arranged on the water outlet pipe (205), and a fourth electromagnetic valve (210) is arranged on the, the water inlet end of the water storage tank body (202) is connected with a water supply system.

4. The wind turbine generator lubricating oil on-line monitoring and management system according to claim 3, characterized in that: the junction of the cleaning pipe (206) and the oil inlet pipe (203) is close to the gearbox of the wind turbine generator.

5. The wind turbine generator lubricating oil on-line monitoring and management system according to claim 1, characterized in that: the detection sensor (3) comprises a temperature sensor (301), a viscosity sensor (302), a moisture sensor (303), an oxidation degree sensor (304) and a granularity sensor (305), wherein the temperature sensor (301), the viscosity sensor (302), the moisture sensor (303), the oxidation degree sensor (304) and the granularity sensor (305) are all located in the detection box body (201).

6. The wind turbine generator lubricating oil on-line monitoring and management system according to claim 5, characterized in that: and a detection probe of the temperature sensor (301) extends into the gear box of the wind turbine generator.

7. The wind turbine generator lubricating oil on-line monitoring and management system according to claim 5, characterized in that: the data processing and output system (4) comprises a 1# signal input module (401), an A/D conversion module (402), a 1# circuit amplification module (403) and a 1# signal output module (404), wherein the 1# signal input module (401), the A/D conversion module, the 1# circuit amplification module and the 1# signal output module are connected with a remote control terminal (6) on the basis of a GPRS network technology.

8. The wind turbine generator lubricating oil on-line monitoring and management system according to claim 1, characterized in that: the data processing and input system (5) comprises a 2# signal input module (501), a D/A conversion module (502), a 2# circuit amplification module (503) and a 2# signal output module (504), wherein the 2# signal output module (504) is electrically connected with the single chip microcomputer through a detection sensor (3) of a relay control switch, a first electromagnetic valve (207), a second electromagnetic valve (208), a third electromagnetic valve (209) and a fourth electromagnetic valve (210).

9. The wind turbine generator lubricating oil on-line monitoring and management system according to claim 1, characterized in that: the remote control terminal (6) can be a mobile phone or a computer.

Technical Field

The invention relates to the technical field of online monitoring of lubricating oil of a wind turbine generator, in particular to an online monitoring and management system for the lubricating oil of the wind turbine generator.

Background

Along with the rapid development of the industrialization process in the world, the demand of people for energy is increased year by year, traditional non-renewable fossil energy such as coal, oil and natural gas is exhausted in one day all the time along with the mass use of human beings, and the energy safety is an important component part of national safety. In order to change an energy structure, novel energy sources such as solar energy, nuclear energy, biological energy and the like are rapidly developed, wherein one branch wind energy in the solar energy is developed in Qusu due to clean power generation, at present, China becomes the largest world wind power generation country, a large number of wind generating sets exist, and subsequent maintenance tasks are large.

When utilizing wind power generation, need use aerogenerator, aerogenerator is bulky, generally be located the remote area who keeps away from the city, lead to the maintenance of aerogenerator group and the monitoring statistics of operating condition seem very inconvenient, especially the monitoring to wind turbine generator system lubricating oil, because the rotation junction all needs to use lubricating oil in the wind turbine generator system gearbox, but lubricating oil can be because the oil quality in the use, temperature variation, can scrap and lubricating oil mixture after the wearing and tearing, the change of the multiple factors such as the change of water content causes the change of the actual condition of lubricating oil, on-line monitoring has more the ageing than traditional artifical sampling test because of the timeliness of information, it is better in the maintenance of wind turbine generator system to act on. However, the traditional lubricating oil sample taken out by online monitoring is generally difficult to recycle, or lubricating oil residue exists in sample extraction equipment, so that various measured parameters of the lubricating oil are inaccurate during subsequent monitoring, and the result is influenced.

Based on the above, the invention designs an online monitoring and management system for lubricating oil of a wind turbine generator set, so as to solve the above-mentioned problems.

Disclosure of Invention

The invention aims to provide an online monitoring and management system for lubricating oil of a wind turbine generator, which can be used for online monitoring of the lubricating oil in a gearbox of the wind turbine generator so as to ensure that the detected result is timely and accurate, and cleaning a detection box body and an oil inlet pipe after the lubricating oil sampled by online monitoring is recycled so as to improve the accuracy of the measurement result in subsequent use.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a wind turbine generator system lubricating oil on-line monitoring management system, includes solar energy power supply system, lubricating oil sampling system, detection sensor, data processing and output system and remote control terminal, solar energy power supply system's electric power output end and lubricating oil sampling system, detection sensor and data processing and output system electric connection.

Preferably, the solar power supply system comprises a solar battery assembly, a charge and discharge controller, a storage battery pack and an inverter, wherein the charge and discharge controller is connected with a direct current load, and the inverter is connected with an alternating current load.

Based on the technical characteristics, the solar energy is used for providing energy, so that the energy is provided for areas which are far away from population gathering places and difficult in electric power transportation, and the use limitation caused by electric power problems is reduced.

Preferably, lubricating oil sampling system is including detecting box and the storage water tank body, the inlet end that detects the box is provided with the oil pipe that advances that is linked together with the oil-out of the mechanical pump of wind turbine generator system gear box, the play liquid end that detects the box is provided with the time oil pipe that is linked together with the wind turbine generator system gear box and stretches out the outlet pipe that detects the box, the outlet end of water storage box is provided with the washing pipe that is linked together with advancing oil pipe through the booster pump, it is provided with first solenoid valve to advance oil pipe to be located between wind turbine generator system gear box and the washing pipe, be provided with the second solenoid valve on the washing pipe, be provided with the third solenoid valve on the outlet pipe, be provided with the fourth solenoid valve on the time oil pipe, the.

Based on the technical characteristics, the lubricating oil in the gear box of the wind turbine generator can be sampled and reflowed for continuous use, the inner cavity of the detection box body and the oil inlet pipe are cleaned after detection, and the residual lubricating oil can be discharged, so that the problem that the next detection result is inaccurate due to the fact that the lubricating oil is remained in the inner cavity of the detection box body and the oil inlet pipe is solved.

Preferably, the junction of the cleaning pipe and the oil inlet pipe is close to the gearbox of the wind turbine generator.

Based on the technical characteristics, the moving distance of the water flow of the cleaning pipe in the oil inlet pipe is increased, and the residual lubricating oil in the oil inlet pipe can be removed as much as possible.

Preferably, the detection sensor comprises a temperature sensor, a viscosity sensor, a moisture sensor, an oxidation degree sensor and a particle size sensor, and the temperature sensor, the viscosity sensor, the moisture sensor, the oxidation degree sensor and the particle size sensor are all located in the detection box body.

Based on the technical characteristics, the temperature, the viscosity, the water content, the aging degree and the content of particle impurities of the lubricating oil are monitored.

Preferably, the detection probe of the temperature sensor extends into the gear box of the wind turbine generator.

Based on above-mentioned technical characteristics, because lubricating oil gets into the detection box through advancing oil pipe after the heat can run off to some extent, cause the temperature to descend, temperature sensor's test probe directly stretches into in the wind turbine generator system gear box, can directly detect the temperature of the lubricating oil of working in the wind turbine generator system gear box, improves the accuracy that the temperature detected.

Preferably, the data processing and output system comprises a # signal input module, an a/D conversion module, a # 1 circuit amplification module and a # 1 signal output module which are connected with the detection sensor, and the # 1 signal output module is connected with the data receiving terminal based on the GPRS network technology.

Based on the technical characteristics, the analog signals detected by the detection sensor are converted into data signals, amplified and output.

Preferably, the data processing and input system comprises a 2# signal input module, a D/a conversion module, a 2# circuit amplification module and a 2# signal output module, and the 2# signal output module is electrically connected with the single chip microcomputer through a detection sensor of a relay control switch, the first electromagnetic valve, the second electromagnetic valve, the third electromagnetic valve and the fourth electromagnetic valve.

Based on the above technical features, it is possible to remotely control the operations of the respective sensors among the detection sensors, and to perform introduction, discharge, and purge of the lubricating oil by opening and closing the first solenoid valve, the second solenoid valve, and the third solenoid valve.

Preferably, the remote control terminal can be a mobile phone or a computer.

Compared with the prior art, the invention has the beneficial effects that:

firstly, the method comprises the following steps: through the design of the technical scheme, after the lubricating oil finishes flowing back, lubricating oil residue inevitably exists in the oil inlet pipe and the detection box body, the accuracy of the next measurement result can be influenced, the second electromagnetic valve and the third electromagnetic valve are opened by closing the first electromagnetic valve and the fourth electromagnetic valve, clean water in the water storage box body enters the detection box body at a high speed through the cleaning pipe and the oil inlet pipe between the cleaning pipe and the detection box body through the booster pump, the oil inlet pipe between the cleaning pipe and the detection box body are washed, and cleaning liquid is discharged through the water outlet pipe, so that the cleanness of the oil inlet pipe between the cleaning pipe and the detection box body is ensured, and the influence on the measurement result in the next detection is reduced as much as possible;

secondly, the method comprises the following steps: through the design of this technical scheme, through temperature sensor, viscosity sensor, moisture sensor, oxidation degree sensor and granularity sensor, monitor the temperature, viscosity, water content, the ageing degree of lubricating oil and the content of granule impurity to real-time data conveys remote terminal, guarantees to detect the timely accuracy of result that obtains.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a block diagram of the system of the present invention;

FIG. 2 is a schematic diagram of a lubricating oil sampling system according to the present invention;

FIG. 3 is a block diagram of a data processing and output system according to the present invention;

FIG. 4 is a block diagram of a data processing and input system according to the present invention;

in the drawings, the components represented by the respective reference numerals are listed below:

1-a solar power supply system; 101-a solar cell module; 102-charge and discharge controller; 103-a battery pack; 104-an inverter; 2-a lubricating oil sampling system; 201-detecting the box body; 202-water storage tank body; 203-oil inlet pipe; 204-oil return pipe; 205-water outlet pipe; 206-a cleaning tube; 207-a first solenoid valve; 208-a second solenoid valve; 209-third solenoid valve; 210-a fourth solenoid valve; 3-a detection sensor; 301-temperature sensor; 302-a viscosity sensor; 303-a moisture sensor; 304-oxidation degree sensor; 305-a particle size sensor; 4-a data processing and output system; 401-1# signal input module; 402-A/D conversion module; 403-1# circuit amplification module; 404-1 # signal output module; 5-data processing and input system; 501-2# signal input module; 502-D/A conversion module; 503-2# circuit amplifying module; 504-2# signal output module; 6-remote control terminal.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

The invention provides a technical scheme that: the utility model provides a wind turbine generator system lubricating oil on-line monitoring management system, includes solar energy power supply system 1, lubricating oil sampling system 2, detection sensor 3, data processing and output system 4 and remote control terminal 6, solar energy power supply system 1's electric power output end and lubricating oil sampling system 2, detection sensor 3 and data processing and output system 4 electric connection.

The solar power supply system 1 includes a solar cell module 101, a charge and discharge controller 102, a storage battery 103, and an inverter 104, wherein the charge and discharge controller 102 is connected to a dc load, and the inverter 104 is connected to an ac load, and provides energy by solar energy to provide energy for an area away from a population gathering place and where electric power transportation is difficult, thereby reducing use limitation due to electric power problems (as shown in fig. 1).

The lubricating oil sampling system 2 comprises a detection box body 201 and a water storage box body 202, wherein an oil inlet pipe 203 communicated with an oil outlet of a mechanical pump of a wind turbine gearbox is arranged at an inlet end of the detection box body 201, an oil return pipe 204 communicated with the wind turbine gearbox and a water outlet pipe 205 extending out of the detection box body 201 are arranged at an outlet end of the detection box body 201, a cleaning pipe 206 communicated with the oil inlet pipe 203 is arranged at an outlet end of the water storage box body 202 through a booster pump, a first electromagnetic valve 207 is arranged between the wind turbine gearbox and the cleaning pipe 206 at the oil inlet pipe 203, a second electromagnetic valve 208 is arranged on the cleaning pipe 206, a third electromagnetic valve 209 is arranged on the water outlet pipe 205, a fourth electromagnetic valve 210 is arranged on the oil return pipe 204, a water inlet end of the water storage box body 202 is connected with a water supply system and can sample lubricating oil in the wind turbine gearbox and reflux for continuous use, and the, the residual lubricating oil can be discharged, so that the problem that the next detection result is inaccurate due to the fact that the lubricating oil remains in the inner cavity of the detection box 201 and the oil inlet pipe 203 is solved, the connection part of the cleaning pipe 206 and the oil inlet pipe 203 is close to the gearbox of the wind turbine generator, the moving distance of water flow of the cleaning pipe 206 in the oil inlet pipe 203 is increased, and the residual lubricating oil in the oil inlet pipe 203 can be removed as much as possible (as shown in fig. 2).

The detection sensor 3 comprises a temperature sensor 301, a viscosity sensor 302, a moisture sensor 303, an oxidation degree sensor 304 and a granularity sensor 305, the temperature sensor 301, the viscosity sensor 302, the moisture sensor 303, the oxidation degree sensor 304 and the granularity sensor 305 are all located in the detection box 201, the temperature, the viscosity, the water content, the aging degree and the content of particle impurities of lubricating oil are monitored, a detection probe of the temperature sensor 301 extends into the gear box of the wind turbine generator, the temperature is reduced due to the fact that heat of the lubricating oil flows away after entering the detection box 201 through the oil inlet pipe 203, the detection probe of the temperature sensor 301 directly extends into the gear box of the wind turbine generator, the temperature of the lubricating oil which is working in the gear box of the wind turbine generator can be directly detected, and the accuracy of temperature detection is improved (as shown in fig. 1 and 2).

The data processing and output system 4 includes a 1# signal input module 401, an a/D conversion module 402, a 1# circuit amplification module 403, and a 1# signal output module 404 connected to the detection sensor 3, where the 1# signal output module 404 is connected to a data receiving terminal based on the GPRS network technology, and converts an analog signal detected by the detection sensor 3 into a data signal, amplifies the data signal, and outputs the amplified data signal (as shown in fig. 3).

The data processing and input system 5 comprises a 2# signal input module 501, a D/a conversion module 502, a 2# circuit amplification module 503 and a 2# signal output module 504, wherein the 2# signal output module 504 is electrically connected with the single chip microcomputer through the detection sensor 3, the first electromagnetic valve 207, the second electromagnetic valve 208 and the third electromagnetic valve 209 of the relay control switch, and can remotely control the operation of each sensor in the detection sensor 3 and conduct the introduction, discharge and cleaning of lubricating oil through the switching of the first electromagnetic valve 207, the second electromagnetic valve 208 and the third electromagnetic valve 209 (as shown in fig. 4).

Wherein, the remote control terminal 6 can select a mobile phone and a computer.

One specific application of this embodiment is: when lubricating oil in a gearbox of a wind turbine generator is remotely monitored, firstly, a control signal is input through a remote control terminal 6 consisting of a mobile phone or a computer, the control signal is transmitted through a remote wireless network and then received by a 2# signal input module 501 of a data processing and input system 5, the control signal is converted into an electric signal through a D/A conversion module 502, the electric signal is amplified through a 2# circuit amplification module 503, and then the detection sensor 3, a first electromagnetic valve 207, a second electromagnetic valve 208, a third electromagnetic valve 209 and a fourth electromagnetic valve 210 are controlled by a 2# signal output module 504 and pass through a relay control switch through a single chip microcomputer, and the method specifically comprises the following steps:

the first solenoid valve 207 is opened, the second solenoid valve 208, the third solenoid valve 209 and the fourth solenoid valve 210 are closed, the lubricating oil is discharged by a mechanical pump for controlling the lubricating oil to enter and exit from the gear box of the wind turbine generator, is guided into the detection box body 201 by the oil inlet pipe 203, the viscosity, water content, aging degree and particle impurity content of the entering lubricating oil are monitored by a viscosity sensor 302, a water content sensor 303, an oxidation degree sensor 304 and a particle size sensor 305, wherein the detection probe of the temperature sensor 301 extends into the gear box of the wind turbine generator, the temperature is reduced because the heat is lost after the lubricating oil enters the detection box body 201 through the oil inlet pipe 203, the detection probe of the temperature sensor 301 directly extends into the gear box of the wind turbine generator, the temperature of the lubricating oil which is working in the gear box of the wind turbine generator can be directly detected, and the accuracy of temperature detection is improved;

after the data detected by each sensor of the detection sensor 3 is finished, the signal is transmitted into the data processing and output system 4, and after passing through the 1# signal input module 401, the A/D conversion module 402, the 1# circuit amplification module 403 and the 1# signal output module 404, the signal is transmitted to the remote control terminal 6 through the 1# signal output module 404 based on the GPRS network technology, so that the lubricating oil is monitored on line;

after the monitoring is finished, closing the first electromagnetic valve 207, the second electromagnetic valve 208 and the third electromagnetic valve 209, opening the fourth electromagnetic valve 210, and reintroducing the lubricating oil in the detection box 201 into the gear box of the wind turbine generator for use through the oil return pipe 204;

after the lubricating oil finishes flowing back, the oil inlet pipe 203 and the detection box 201 inevitably have residual lubricating oil, which affects the accuracy of the next measurement result, the oil inlet pipe 203 and the detection box 201 need to be cleaned, the first electromagnetic valve 207 and the fourth electromagnetic valve 210 are closed, the second electromagnetic valve 208 and the third electromagnetic valve 209 are opened, the clean water in the water storage box 202 enters the detection box 201 at a high speed through the cleaning pipe 206 and the oil inlet pipe 203 between the cleaning pipe 206 and the detection box 201 via the booster pump, the oil inlet pipe 203 and the detection box 201 between the cleaning pipe 206 and the detection box 201 are washed, and the cleaning liquid is discharged through the water outlet pipe 205, so that the cleanness of the oil inlet pipe 203 and the detection box 201 between the cleaning pipe 206 and the detection box 201 is ensured, and the influence on the measurement result in the next detection is reduced as much as possible.

The power source of the wind turbine generator is provided by the solar power supply system 1, the solar panel 101 absorbs sunlight, power is generated in a direct current mode and is stored in the storage battery 103 after passing through the charge and discharge controller 102, when the wind turbine generator needs to be used, the charge and discharge controller 102 is provided to emit direct current, the wind turbine generator can be directly connected with equipment which is a direct current load, the direct current load is processed by the inverter 104 and then is converted into alternating current for connecting alternating current load equipment, and therefore flexible connection can be achieved according to the type of actually used equipment.

The work of controlling the electromagnetic valve and the sensor through the remote control terminal 6 belongs to the prior art, the application is wide, the personnel in the field can use flexibly, and a circuit connected by a single chip microcomputer is not detailed in detail.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.