CN217606049U - Multifunctional testing device for energy storage equipment of fan pitch system - Google Patents
Multifunctional testing device for energy storage equipment of fan pitch system Download PDFInfo
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- CN217606049U CN217606049U CN202220215500.7U CN202220215500U CN217606049U CN 217606049 U CN217606049 U CN 217606049U CN 202220215500 U CN202220215500 U CN 202220215500U CN 217606049 U CN217606049 U CN 217606049U
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- 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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Abstract
The utility model provides a multifunctional testing device for energy storage equipment of a fan pitch system, which is provided with an electric energy detection unit, a discharge system and a charging system; the measuring instrument of the electric energy detection unit is connected with the energy storage equipment of the pitch system and used for detecting the performance of the energy storage equipment of the pitch system; the energy unloading unit of the discharging system is connected with the measuring instrument and the energy storage equipment of the variable pitch system and used for consuming the electric energy of the internal battery; the charging system includes an external power supply unit; and the external power supply unit is connected with the measuring instrument and the energy storage equipment of the pitch control system and is used for storing the electric energy of the internal battery. According to the pitch system, the external power supply unit and the energy unloading unit are arranged, and the internal battery of the pitch system is charged and discharged respectively, so that the discharging efficiency of the energy storage battery is improved, the discharging time is shorter, the operation is more convenient and faster, and the safety is greatly improved; and meanwhile, the charging and discharging experiment is detected and numerical values are displayed through the electric energy detection unit, so that the internal battery of the variable pitch system can be rapidly detected and analyzed.
Description
Technical Field
The utility model relates to a wind power generation technical field, concretely relates to multi-functional testing arrangement for fan becomes oar system energy storage equipment.
Background
The variable pitch system is provided with energy storage equipment, and the energy storage equipment is usually in the form of a super capacitor and a lithium battery. Under the condition that external power supply of a variable pitch is abnormal, feathering action needs to be carried out on blades for ensuring safe shutdown of a unit, the health state of an energy storage battery is light at the moment, and charging and discharging detection needs to be carried out on the battery for ensuring safe feathering of the blades along with long-time work of the battery. The general discharging mode is multimeter short circuit and repeated variable pitch, the discharging time is long, the operation is complex, the safety risk is high, and the discharging is a great problem which troubles maintenance personnel all the time.
Therefore, in order to detect the performance of the battery and discharge the battery, a multifunctional testing device of the energy storage equipment of the variable pitch system of the fan is designed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a fan becomes multi-functional testing arrangement of oar system energy storage equipment aims at solving current stage fan and becomes the technical problem that oar system energy storage equipment's discharge time is long, complex operation and safe risk are high.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
a multifunctional testing device for energy storage equipment of a fan pitch system comprises an electric energy detection unit, a discharging system and a charging system;
the electric energy detection unit comprises a measuring instrument; the measuring instrument is connected with the energy storage equipment of the variable pitch system and is used for detecting the performance of the energy storage equipment of the variable pitch system;
the discharging system comprises an energy unloading unit, the energy unloading unit is connected with the measuring instrument and the variable pitch system energy storage equipment and is used for consuming the electric energy of an internal battery in the variable pitch system energy storage equipment;
the charging system includes an external power supply unit; and the external power supply unit is connected with the measuring instrument and the variable pitch system energy storage equipment and is used for charging the internal battery.
As a further improvement of the invention, the power detection unit comprises a measuring instrument and an LED illuminating lamp; the parallel circuit of the measuring instrument and the LED illuminating lamp is connected in series in a path of the power supply unit and the selection switch.
As a further improvement of the invention, the energy discharging unit is a heating resistor.
As a further improvement of the invention, the device also comprises a heat dissipation device; the heat dissipation device is connected with the heating resistor in series-parallel.
As a further improvement of the invention, a slide rheostat and a diode are also arranged and connected with the heat dissipation device.
As a further improvement of the present invention, the external power supply unit is a dc power supply.
As a further improvement of the invention, the device is also provided with a shell; the heating resistor is arranged in the shell; the electric energy detection unit and the heat dissipation device are positioned and installed on the shell.
As a further improvement of the present invention, the heat dissipation device is a suction fan; the shell comprises a box body and a cover body; the cover body is covered on the upper opening of the box body; the suction fan, the heating resistor and the device power supply are arranged on one side of the shell in the length direction; the suction fan is arranged at the other end of the box body in the length direction, an air suction opening of the suction fan is arranged opposite to the heating resistor, and an air outlet is arranged on the outer side of the box body; and an air inlet window is arranged on one side of the shell in the width direction.
As a further improvement of the invention, a temperature sensor is also arranged in the box body and used for detecting the temperature in the box body.
Compared with the prior art, the beneficial effects of the utility model are that:
according to the pitch system, the external power supply unit and the energy unloading unit are arranged, and the internal battery of the pitch system is charged and discharged respectively, so that the discharging efficiency of the energy storage battery is improved, the discharging time is shorter, the operation is more convenient and faster, and the safety is greatly improved; and meanwhile, the charging and discharging experiment is detected and numerical values are displayed through the electric energy detection unit, so that the internal battery of the variable pitch system can be rapidly detected and analyzed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic block diagram of the present invention;
FIG. 2 is an electrical schematic diagram of the present invention;
FIG. 3 is a schematic circuit diagram of the present invention;
fig. 4 is a schematic circuit diagram of the discharge system of the present invention;
fig. 5 is a schematic circuit diagram of the charging system of the present invention;
FIG. 6 is a schematic diagram of the electric energy detecting unit circuit of the present invention;
fig. 7 is a schematic view of the internal structure of the case of the present invention;
the reference numbers in the figures illustrate:
1. an electric energy detection unit; 11. a measuring instrument; 12. an LED illuminating lamp; 2. an energy unloading unit; 3. a device power supply; 4. a heat sink; 5. a housing; 501. a handle; 502. an air inlet window; 6. a temperature sensor; 7. a charging interface; 8. a discharge interface; 9. a power switch; 10. a display/LED switch; 11. a charge/discharge changeover switch; 12. a controller; 13. an air duct; 14. a pitch system energy storage device; 141. an internal battery.
Detailed Description
To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are clearly and completely described below in combination with the technical solution of the embodiments of the present invention, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
With reference to fig. 1 to 7, the invention provides a multifunctional testing device for energy storage equipment of a fan pitch system, and aims to solve the technical problems of long discharge time, complex operation and high safety risk of the energy storage equipment of the fan pitch system at the present stage.
Specifically, with reference to fig. 1, fig. 2 and fig. 3, a multifunctional testing device for a fan pitch system energy storage device includes an electric energy detection unit 1, a discharging system and a charging system;
the power detection unit 1 includes a meter 11; the measuring instrument 11 is connected with the energy storage device 14 of the pitch system, and is used for detecting the performance of an internal battery 141 of the energy storage device 14 of the pitch system;
the discharging system comprises an energy discharging unit, and the energy discharging unit is connected with the measuring instrument 11 and the variable pitch system energy storage equipment 14 and is used for consuming the electric energy of an internal battery 141 in the variable pitch system energy storage equipment 14;
the charging system includes an external power supply unit; the external power supply unit is connected with the measuring instrument 11 and the energy storage device 14 of the pitch system, and is used for storing the electric energy of the internal battery 141.
According to the pitch control system, the external power supply unit and the energy unloading unit are arranged, and the internal battery of the pitch control system is charged and discharged respectively, so that the discharging efficiency of the energy storage battery is improved, the discharging time is shorter, the operation is more convenient and faster, and the safety is greatly improved; meanwhile, the main circuit is detected and numerical values are displayed through the electric energy detection unit, so that the internal battery of the variable pitch system can be rapidly detected and analyzed.
Specifically, the circuit comprises a main circuit and a switching circuit; the main circuit is connected with the energy unloading unit and the external battery unit through the switching circuit respectively; the electric energy detection unit 1 is connected with the main circuit; the main circuit and the energy unloading unit form a discharging system through a switching circuit, and the discharging system is used for discharging a battery 141 in the energy storage equipment 14 of the variable pitch system; the main circuit is connected with an external power supply unit through a switching circuit and an internal battery 141 of the energy storage equipment 14 of the variable pitch system to form a charging system, and the charging system is used for charging the internal battery 141 of the energy storage equipment 14 of the variable pitch system.
Specifically, the internal battery 141 is a storage battery, and can perform functions of discharging and storing electricity.
In an embodiment, with reference to fig. 6, the power detection unit 1 includes a meter 11 and an LED lighting lamp 12; the parallel circuit of the measuring instrument 11 and the LED illuminating lamp 12 is connected in series in a path of a power supply unit and a selection switch; the power supply unit is communicated with the LED illuminating lamp 12 through the selection switch, so that the LED illuminating lamp 12 on the measuring instrument 11 is detected to be normal; the power supply unit is communicated with the measuring instrument 11 through the selection switch to detect the power supply unit, so that data calibration of the measuring instrument 11 is realized.
In specific implementation, the power supply unit E2 is respectively and correspondingly arranged with the measuring instrument 11 and the LED lighting lamp 12 through the change-over switch K2.
In an embodiment, referring to fig. 2, the energy discharging unit 2 is a heating resistor.
Also comprises a heat dissipation device 4; the heat dissipation device 4 is connected with the heating resistor R1 in a series-parallel mode; in the discharging system, when the heating resistor R1, the heat dissipation device 4 and the internal battery 141 of the pitch system energy storage device 14 are connected to consume power, the heat dissipation device dissipates heat to the heating resistor R1 at the same time.
In an embodiment, a sliding varistor R2 and a diode D1 are further provided to connect with the heat dissipation device 4, so as to adjust a resistance value on a circuit of the heat dissipation device 4, thereby achieving a purpose of rapid discharge.
In an embodiment, the external power supply unit is a dc power supply.
In specific implementation, the main circuit comprises a power supply side E1, a measuring instrument 11, an energy unloading unit 2 and a variable pitch system energy storage device 14; the power supply side E1 is connected with the measuring instrument 11; the measuring instrument 11 is connected with the energy unloading unit 2 and the energy storage equipment 14 of the pitch system.
The switching circuit comprises a charging/discharging switching switch K1 and a power switch K3; the internal battery 141 is discharged by turning on the power switch K3 and connecting the charging/discharging switch K1 with the energy discharging unit 2 and the energy storage device 14 of the pitch system.
With reference to fig. 4, 5 and 6, a method for using the multifunctional testing device for the energy storage equipment of the variable pitch system of the wind turbine includes a discharging step and a charging step;
the discharging step comprises the following steps:
step one, placing a charge/discharge changeover switch K1 at a middle neutral position, closing a selector switch K2, placing a pin 1, checking data of a measuring instrument 11 and an external indicator lamp to be normal, and performing data calibration;
step two, connecting the measuring instrument 11 by using the mobile phone Bluetooth, opening instrument software, and finishing connection until the current time is displayed;
thirdly, connecting the internal battery 141 needing to be discharged by using the alligator pliers on the power supply side E1, and reliably connecting according to the polarity;
placing a charge/discharge changeover switch K1 at pin 1, lighting an external indicator lamp, starting to discharge the internal battery 141, starting a cooling fan, and enabling the voltage on the measuring instrument to start to drop and to be refreshed synchronously with the display data of the mobile phone;
and step five, when the internal battery 141 discharges to more than or equal to 5VDC, the lighting position of the K2 switch 2 pin can be switched according to the requirement, so that the lighting of the LED lighting lamp is realized.
In specific implementation, the charging step is as follows:
step one, a charge/discharge change-over switch K1 is arranged at a middle neutral position, a selection switch K2 is closed, a pin 1 is arranged, the data of a self-checking measuring instrument 11 and an external indicator light are normal, and data calibration is carried out;
step two, connecting the measuring instrument 11 by using the mobile phone Bluetooth, opening instrument software, and finishing connection until the current time is displayed;
thirdly, connecting a direct-current voltage source by using alligator pliers on the power source side E1, and reliably connecting according to polarity;
step four, connecting an internal battery 141 of the variable pitch system energy storage equipment 14 by using alligator pliers on the load side, and reliably connecting according to the polarity;
and step five, closing a power switch K3, placing a charging/discharging change-over switch K1 on a pin 2, lighting a charging indicator lamp, starting charging the battery pack, starting to increase the voltage of the battery, and refreshing the battery voltage and the display data of the mobile phone synchronously.
It should be noted that, similar experience for solving the problem is not available in the wind power generation industry at present, the battery 141 or the super capacitor in the pitch system is discharged through the energy discharging unit 2 and the energy discharging mode of the cooling fan according to the joule law, the voltage, the current, the discharging time and other physical quantities of the battery or the capacitor are detected and analyzed in the discharging process, the health state of the battery is evaluated by using an industry evaluation method for the energy storage battery, and the battery with a poor health index is subjected to life prediction and corresponding replacement; for convenient quick reading, record and output detection data we replace pointer type ampere meter and voltmeter with intelligent digital meter to can also detect physical quantities such as charge-discharge time, power, electric quantity, capacity, resistance, can also detect the ambient temperature of discharge resistance, this meter can have bluetooth data transmission function simultaneously, can carry out data interaction through software with cell-phone, computer terminal, the data curve audio-visual presentation that will test, so that the health condition of analysis battery.
A control system is also arranged in the controller 12; the control system comprises a protection control module and an operation terminal module, wherein the following description is provided:
a protection control module: the protection control structure considers the size of the capacity and adopts a plurality of cascade resistors; in order to realize high sensitivity of the control performance of the whole device, a DT24P controller 12 is adopted; meanwhile, a leakage protector is additionally arranged on the main power module for preventing short circuit faults among elements.
Operating the terminal module: the electric energy meter APP software is installed on the mobile phone, the Bluetooth is connected, the operation terminal module of the measuring instrument 11 is controlled through the mobile phone terminal, and the terminal operation interface has the functions of picture display mode switching, chinese and English switching, parameter changing and the like.
In order to realize the functions, a torch is selected as a digital meter to measure each physical quantity, the meter can have a Bluetooth data transmission function, data interaction can be carried out with a mobile phone and a computer terminal through software of the meter, and a tested data curve is visually presented so as to analyze the health state of a battery; in specific practice, the remote monitoring device can timely and accurately transmit the field data to the terminal mobile phone, so that the terminal mobile phone is always controlled by operation and maintenance personnel, the goal can be achieved, the technical support is provided for safe and reliable operation of a power grid, the requirement of the whole society on stable power supply is met, and the remote monitoring device has good economic benefit and social benefit.
In an embodiment, with reference to fig. 7, a multifunctional testing apparatus for an energy storage device of a fan pitch system includes an electric energy detecting unit 1 and an energy discharging unit 2;
the internal battery 141 of the energy storage device 14 of the variable pitch system is electrically connected with the energy unloading unit 2 through wiring; the electric energy detection unit 1 is electrically connected with the variable pitch system energy storage device 14 and is used for detecting the variable pitch system energy storage device 14.
This application is connected with change oar system energy storage equipment 14 through unloading the ability unit, discharge to changing oar system internal battery 141, detect and show numerical value unloading the ability unit through the electric energy detecting element simultaneously, realize the measurement to physical quantities such as voltage, electric current and discharge time, thereby realize carrying out detection analysis to changing oar system internal battery 141, energy storage battery's discharge efficiency has been improved, the discharge time is shorter, it is more convenient to operate, the security has been improved greatly.
It should be noted that, it is known from W = UIt that voltage and the required duration of discharging are in an inverse proportion relation, the lower the voltage is, the more the time required for discharging the same electric energy is, the more the tool can discharge the super capacitor voltage to the safe voltage below 5V, a temperature measuring gun is required in the evaluation stage, temperature data is not recorded and measured when the tool discharges, and meanwhile, the battery health index is verified through comparative analysis. The electric energy detecting unit 1 (torch is the digital meter) of this application is detecting energy storage battery (super capacitor) charge-discharge performance to the health degree of sign battery (super capacitor), the operation of guarantee unit safety and stability.
In one embodiment, a device power supply 3 is further provided, and the device power supply is electrically connected to the internal battery 141 to charge the internal battery.
The energy discharging unit is a heating resistor.
A heat dissipation device 4 is also arranged; the heat dissipation device 4 is arranged opposite to the heating resistor and used for achieving heat dissipation of the heating resistor; in order to prevent the heating resistor from being over-heated in the design, the heat dissipation device 4 is adopted for heat dissipation in cooperation, so that discharging can be realized while heat dissipation is realized; the battery 141 or the super capacitor in the variable pitch system is rapidly discharged by using the heat release resistor and the heat dissipation fan, so that the forced air cooling heat dissipation efficiency is high.
In one embodiment, a housing 5 is also provided; the heating resistor and the device power supply 3 are arranged in the shell 5; the electric energy detection unit 1 and the heat dissipation device 4 are positioned and installed on the shell 5.
Preferably, the housing 5 is further provided with a handle 501, so that the carrying is convenient; the appearance is beautiful, the use is simple, the design is compact, the carrying is convenient, and the high-temperature resistant flame-retardant material is safe and reliable; the external connection adopts the design of the Hting joint to facilitate plugging and unplugging.
In one embodiment, the heat dissipation device 4 is a suction fan; the shell 5 comprises a box body and a cover body; the cover body is covered on the upper opening of the box body.
The suction fan, the heating resistor and the device power supply 3 are arranged on one side of the shell 5 in the length direction; the suction fan is arranged at the other end of the box body in the length direction, an air suction opening of the suction fan is arranged opposite to the heating resistor, and an air outlet is arranged on the outer side of the box body; one side of 5 width direction of shell is equipped with air inlet window 502, and during the specific use, when the suction fan inhales wind, take away the heat that comes heating resistor and battery, also have the effect of removing dust to each part simultaneously.
The air inlet is arranged at the front side of the air inlet window 502; when the air is sucked, the air body must sweep the heating resistor and the front side of the device power supply 3, and the whole air exhaust duct is reasonable in arrangement and good in heat dissipation effect.
In one embodiment, an air duct 13 is further provided; the air duct 13 is of a trumpet-shaped closing-up structure; the suction fan is arranged in the air duct 13.
In one embodiment, a heat insulation layer is further arranged; the heat insulation layer is arranged on the inner side surface of the cover body; the heat insulation protection of the cover body is realized, and the thermal deformation of the shell is avoided.
In an embodiment, with reference to fig. 1, a temperature sensor 6 is further disposed in the case for detecting the temperature in the case, and a wired NTC temperature probe is configured to accurately display the internal and external temperatures of the device in real time, so as to ensure safe operation of the device.
Further, an LED illuminating lamp 12 is arranged, and operation in a dark hub is facilitated.
During specific implementation, the box body is further provided with a charging interface 7, a discharging interface 8, a power switch 9, a display/LED switch 10 and a charging/discharging change-over switch 11.
In specific implementation, a display is arranged on the outer side of the electric energy detection unit 1 and used for displaying detected data, so that an operator can observe the data conveniently.
It should be noted that the intelligent digital measuring instrument 11 detects physical quantities such as voltage, current, discharge time, temperature and the like of a battery or a capacitor in the discharge process, and has rich data types; the device can conveniently and quickly read, record and output detection data; the charging/discharging state of the electric energy storage system can be switched through the state switching switch, so that the machine has multiple functions; the method has the advantages that the percentage of the electric quantity of the battery is displayed in a color changing manner, and charging and discharging data are monitored in real time; the display interface has a Chinese and English switching function, and background parameters can be set; the built-in horn can set high-low voltage and over-power alarm reminding, so that the device is safer and more reliable; the intelligent digital measuring instrument 11 has a Bluetooth data transmission function, can perform data interaction with a mobile phone and a computer terminal through designed and developed software, and visually presents a tested data curve so as to analyze the health state of the battery.
It should be noted that, the energy storage battery or the super capacitor of the pitch system is rapidly discharged, the physical quantities such as charging and discharging time, power, electric quantity, capacity, internal resistance and the like are detected by the measuring instrument 11, the ambient temperature of the device can also be detected, and the health state of the battery is evaluated by using an industry evaluation method for the energy storage battery through a charging and discharging curve.
In one embodiment, a controller 12 is also provided; the controller 12 is connected with the electric energy detection unit 1, the heating resistor, the device power supply 3, the heat dissipation device 4, the LED illuminating lamp 12 and the temperature sensor 6.
Compared with the prior art, the invention has the advantages that the charging and discharging time is short, the time is saved by 2 hours for each year of annual inspection by using the equipment, and the labor cost is reduced; the portable and safe variable-pitch generator set is convenient and safe to carry and simple to operate, maintenance personnel do not need to manually repeat variable-pitch discharge, and the service lives of a variable-pitch bearing and a variable-pitch motor of the generator set are greatly prolonged in the long run; the availability of the fans is greatly improved, and each fan can improve the generated energy to 2000kWh; meanwhile, the safety of maintenance personnel is greatly guaranteed.
This device simple structure, the installation simple operation, but reuse, economical and practical, portable, management, it is nimble to use, makes the variable pitch system maintain convenient, swift, safety, has promoted the availability of fan moreover greatly, reasonable in design, compact structure has fine market prospect.
It should be noted that the detailed description of the present invention is not included in the prior art, or can be obtained directly from the market, and those skilled in the art can obtain the detailed description without creative efforts, and the detailed connection method has a very wide application in the field or daily life, and is not described in detail herein.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Moreover, various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without being mutually inconsistent.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (9)
1. The utility model provides a multi-functional testing arrangement for fan becomes oar system energy storage equipment which characterized in that: the device comprises an electric energy detection unit, a discharge system and a charging system;
the power detection unit comprises a measuring instrument; the measuring instrument is connected with the energy storage equipment of the variable pitch system and is used for detecting the performance of the energy storage equipment of the variable pitch system;
the discharging system comprises an energy discharging unit, the energy discharging unit is connected with the measuring instrument and the variable pitch system energy storage equipment and is used for consuming the electric energy of an internal battery in the variable pitch system energy storage equipment;
the charging system includes an external power supply unit; and the external power supply unit is connected with the measuring instrument and the variable pitch system energy storage equipment and is used for charging the internal battery.
2. The multifunctional testing device of the energy storage equipment of the wind turbine pitch system according to claim 1, characterized in that: the electric energy detection unit comprises a measuring instrument and an LED illuminating lamp; the parallel circuit of the measuring instrument and the LED illuminating lamp is connected in series in the path of the power supply unit and the selection switch.
3. The multifunctional testing device for the energy storage equipment of the fan pitch system according to claim 1, characterized in that: the energy discharging unit is a heating resistor.
4. The multifunctional testing device of the energy storage equipment of the fan pitch system according to claim 3, characterized in that: the device also comprises a heat dissipation device; the heat dissipation device is connected with the heating resistor in a hybrid mode.
5. The multifunctional testing device for the energy storage equipment of the fan pitch system according to claim 4, wherein: and a sliding rheostat and a diode are also arranged to be connected with the heat dissipation device.
6. The multifunctional testing device of the energy storage equipment of the wind turbine pitch system according to claim 1, characterized in that: the external power supply unit is a direct current power supply.
7. The multifunctional testing device for the energy storage equipment of the fan pitch system according to claim 4, wherein: a shell is also arranged; the heating resistor is arranged in the shell; the electric energy detection unit and the heat dissipation device are positioned and installed on the shell.
8. The multifunctional testing device for the energy storage equipment of the fan pitch system according to claim 7, wherein: the heat dissipation device is a suction fan; the shell comprises a box body and a cover body; the cover body is covered on the upper opening of the box body; the suction fan, the heating resistor and the device power supply are arranged on one side of the shell in the length direction; the suction fan is arranged at the other end of the box body in the length direction, an air suction opening of the suction fan is arranged opposite to the heating resistor, and an air outlet is arranged on the outer side of the box body; and an air inlet window is arranged on one side of the shell in the width direction.
9. The multifunctional testing device of the energy storage equipment of the wind turbine pitch system according to claim 8, characterized in that: still be equipped with temperature sensor in the box body for the realization detects the box body internal temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220215500.7U CN217606049U (en) | 2022-01-26 | 2022-01-26 | Multifunctional testing device for energy storage equipment of fan pitch system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220215500.7U CN217606049U (en) | 2022-01-26 | 2022-01-26 | Multifunctional testing device for energy storage equipment of fan pitch system |
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| Publication Number | Publication Date |
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| CN217606049U true CN217606049U (en) | 2022-10-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220215500.7U Active CN217606049U (en) | 2022-01-26 | 2022-01-26 | Multifunctional testing device for energy storage equipment of fan pitch system |
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| CN (1) | CN217606049U (en) |
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2022
- 2022-01-26 CN CN202220215500.7U patent/CN217606049U/en active Active
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