CN205049593U - Aerogenerator rotational speed intellectual detection system device - Google Patents
Aerogenerator rotational speed intellectual detection system device Download PDFInfo
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- CN205049593U CN205049593U CN201520697958.0U CN201520697958U CN205049593U CN 205049593 U CN205049593 U CN 205049593U CN 201520697958 U CN201520697958 U CN 201520697958U CN 205049593 U CN205049593 U CN 205049593U
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Abstract
The utility model provides an aerogenerator rotational speed intellectual detection system device, it is main including the casing, the casing surrounds and forms the inner chamber, install the tachometry ware in the inner chamber, tachometry ware and casing fixed connection, casing and aerogenerator wheel hub fixed connection, the inside main control chip that is equipped with of tachometry ware, first frequency detection module, second frequency detection module, rotational speed signal processing module, a memory, the ethernet interface, first frequency detection module, second frequency detection module independent setting, connect three -phase permanent magnet generator output respectively, the utility model discloses simple structure, intelligent degree are high, can the real -time detection aerogenerator rotational speed, reduced the speed detection cost of generator, and restrain speed detection's interference to showing the reliability that improves the rotational speed signal detection, the practicality is strong.
Description
Technical field
The utility model relates to aerogenerator Rotating speed measring field, particularly relates to a kind of aerogenerator rotating speed intelligent detection device.
Background technology
Aerogenerator utilizes wind-force to drive air vane to rotate, then the speed rotated is promoted through booster engine, impels electrical power generators.Aerogenerator by head, turn, empennage, blade form.Functions is: blade is used for accepting wind-force and transfers electric energy to by head; Empennage makes blade obtain maximum wind energy facing to the direction of the wind comes from all the time; To turn the function that head can be made to rotate to realize empennage adjustment direction neatly; The rotor of head is permanent magnet, and stator winding cutting magnetic line produces electric energy.
Aerogenerator is because of air quantity instability, therefore its output is the alternating current that 13 ~ 25V changes, and through charger rectification, then must charge to accumulator jar, the electric energy that aerogenerator is produced becomes chemical energy.Then with the inverter having protection circuit, the converts chemical energy in storage battery is become alternating current 220V civil power, guarantee is stable to be used.Therefore under specific working environment, there is a unique maximum power point (mpp).In the aerogenerator of reality, air force and wind direction are all located in ten dynamic changes, in order to obtain electric energy as much as possible under same working environment, being followed the tracks of ensure that the output power of aerogenerator maximizes by maximum power point (mpp).Therefore, how detecting the rotating speed of aerogenerator accurately, is one of technical barrier of current urgent need solution.
Utility model content
In order to solve the problem, the utility model provides that a kind of structure is simple, intelligence degree is high, aerogenerator rotating speed can be detected in real time, reduce the Rotating speed measring cost of generator, suppress the interference of Rotating speed measring, and significantly improve the reliability of tach signal detection, practical technical scheme:
A kind of aerogenerator rotating speed intelligent detection device, mainly comprise housing, housing surrounds and forms inner chamber, tachometric survey device is installed in inner chamber, tachometric survey device is fixedly connected with housing, housing is fixedly connected with hub of wind power generator, tachometric survey device inside is provided with main control chip, first frequency detection module, second frequency detection module, tach signal processing module, storer, Ethernet interface, first frequency detection module, second frequency detection module are independently arranged, and connect three-phase permanent magnet electricity generator output terminal respectively.
As preferably, main control chip model adopts STM8S, main control chip connects first frequency detection module, second frequency detection module, tach signal processing module, storer, Ethernet interface respectively, and Ethernet interface connects monitor terminal, and main control chip also connects remote data indicator.
As preferably, first frequency detection module structure is consistent with second frequency detection module structure, mainly comprise the connector connecting three-phase permanent magnet electricity generator output terminal, be serially connected in the resistance B on connector tripod, resistance C and resistance F successively, be serially connected in the resistance D on connector one pin and resistance E successively, and series resistor A between connector one pin and tripod, and the two ends of resistance F be connected stabilivolt A and stabilivolt B between ground respectively, stabilivolt B parallel resistance G and electric capacity A.
As preferably, tach signal processing module mainly comprises photoelectrical coupler, photoelectrical coupler input end parallel diode B, and be sequentially connected in series diode A, resistance H, resistance I, resistance J, the base stage of photoelectrical coupler is by electric capacity B ground connection, the grounded emitter of photoelectrical coupler, collector connects 5V power supply by resistance K.
The beneficial effects of the utility model are:
(1) the utility model structure is simple, intelligence degree is high, strong anti-interference performance, aerogenerator rotating speed can be detected in real time, when detecting that rotating speed is abnormal, report to the police to monitor terminal output alarm signal, achieve the real-time detection to generator speed, ensure that the safety of aerogenerator, Effec-tive Function.
(2) the utility model adopts the frequency detection module that two structures are consistent, and when breaking down for one, another can start normal work, ensures the normal operation of aerogenerator.
accompanying drawing illustrates:
Fig. 1 is shape assumption diagram of the present utility model;
Fig. 2 is tachometric survey device schematic diagram of the present utility model;
Fig. 3 is frequency detection module schematic diagram of the present utility model;
Fig. 4 is tach signal processing module schematic diagram of the present utility model.
embodiment:
For making goal of the invention of the present utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
As Fig. 1, shown in Fig. 2, a kind of aerogenerator rotating speed intelligent detection device, mainly comprise housing 1, housing 1 surrounds and forms inner chamber 2, tachometric survey device 3 is installed in inner chamber 2, tachometric survey device 3 is fixedly connected with housing 1, housing 1 is fixedly connected with hub of wind power generator, tachometric survey device 3 inside is provided with main control chip 4, first frequency detection module 5, second frequency detection module 6, tach signal processing module 7, storer 8, Ethernet interface 9, first frequency detection module 5, second frequency detection module 6 is independent to be arranged, connect three-phase permanent magnet electricity generator output terminal respectively, main control chip 4 model adopts STM8S, main control chip 4 connects first frequency detection module 5 respectively, second frequency detection module 6, tach signal processing module 7, storer 8, Ethernet interface 9, Ethernet interface 9 connects monitor terminal 10, main control chip 4 also connects remote data indicator 11.Different according to three-phase permanent magnet electricity generator output frequency under different rotating speeds, utilize frequency detection module and main control chip to detect the output frequency of three-phase permanent magnet electricity generator to determine the rotating speed of aerogenerator.
As shown in Figure 3, first frequency detection module 5 structure is consistent with second frequency detection module 6 structure, mainly comprise the connector 12 connecting three-phase permanent magnet electricity generator output terminal, be serially connected in the resistance B2a on connector 12 tripod 123, resistance C3a and resistance F6a successively, be serially connected in the resistance D4a on connector 12 1 pin 121 and resistance E5a successively, and series resistor A1a between connector 12 1 pin 121 and tripod 123, and the two ends of resistance F6a be connected stabilivolt A1c and stabilivolt B2c between ground respectively, stabilivolt B2c parallel resistance G7a and electric capacity A1b.The utility model adopts the frequency detection module that two structures are consistent, and when breaking down for one, another can start normal work, ensures the normal operation of aerogenerator.
As shown in Figure 4, tach signal processing module 7 mainly comprises photoelectrical coupler 71, photoelectrical coupler 71 input end parallel diode B2d, and be sequentially connected in series diode A1d, resistance H8a, resistance I9a, resistance J10a, the base stage of photoelectrical coupler 71 is by electric capacity B2b ground connection, the grounded emitter of photoelectrical coupler 71, collector connects 5V power supply by resistance K11a.
During detection, if the frequency stabilization of the voltage signal detected by frequency detection module is in preset frequency, illustrate that the rotating speed of wind power generator rotor is stabilized on desired speed, now, main control chip 4 sends stabilization of speed signal by Ethernet interface 9 to monitor terminal 10, switching signal now can be utilized to continue to keep current operating state to the corresponding component controlling generator, if the voltage signal frequency detected is unstable, mean that the rotating speed of generator amature is not stabilized in desired speed, now, the signal detected is sent to monitor terminal and output alarm signal by main control chip 4.
The utility model structure is simple, intelligence degree is high, strong anti-interference performance, aerogenerator rotating speed can be detected in real time, when detecting that rotating speed is abnormal, report to the police to monitor terminal output alarm signal, achieve the real-time detection to generator speed, ensure that the safety of aerogenerator, Effec-tive Function.
Above-described embodiment is preferred embodiment of the present utility model; it is not the restriction to technical solutions of the utility model; as long as without the technical scheme that creative work can realize on the basis of above-described embodiment, all should be considered as falling within the scope of the rights protection of the utility model patent.
Claims (4)
1. an aerogenerator rotating speed intelligent detection device, it is characterized in that: mainly comprise housing (1), described housing (1) surrounds and forms inner chamber (2), tachometric survey device (3) is installed in described inner chamber (2), described tachometric survey device (3) is fixedly connected with described housing (1), described housing (1) is fixedly connected with hub of wind power generator, described tachometric survey device (3) inside is provided with main control chip (4), first frequency detection module (5), second frequency detection module (6), tach signal processing module (7), storer (8), Ethernet interface (9), described first frequency detection module (5), described second frequency detection module (6) is independent to be arranged, connect three-phase permanent magnet electricity generator output terminal respectively.
2. a kind of aerogenerator rotating speed intelligent detection device according to claim 1, it is characterized in that: described main control chip (4) model adopts STM8S, described main control chip (4) connects described first frequency detection module (5), described second frequency detection module (6), described tach signal processing module (7), described storer (8), described Ethernet interface (9) respectively, described Ethernet interface (9) connects monitor terminal (10), and described main control chip (4) also connects remote data indicator (11).
3. a kind of aerogenerator rotating speed intelligent detection device according to claim 1, it is characterized in that: described first frequency detection module (5) structure is consistent with described second frequency detection module (6) structure, mainly comprise the connector (12) connecting three-phase permanent magnet electricity generator output terminal, be serially connected in the resistance B(2a on connector (12) tripod (123) successively), resistance C(3a) and resistance F(6a), be serially connected in the resistance D(4a on connector (12) pin (121) successively) and resistance E(5a), and series resistor A(1a between connector (12) pin (121) and tripod (123)), and resistance F(6a) two ends be connected stabilivolt A(1c respectively with between ground) and stabilivolt B(2c), stabilivolt B(2c) parallel resistance G(7a) and electric capacity A(1b).
4. a kind of aerogenerator rotating speed intelligent detection device according to claim 1, it is characterized in that: described tach signal processing module (7) mainly comprises photoelectrical coupler (71), photoelectrical coupler (71) input end parallel diode B(2d), and be sequentially connected in series diode A(1d), resistance H(8a), resistance I(9a), resistance J(10a), the base stage of photoelectrical coupler (71) is by electric capacity B(2b) ground connection, the grounded emitter of photoelectrical coupler (71), collector is by resistance K(11a) connect 5V power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520697958.0U CN205049593U (en) | 2015-09-10 | 2015-09-10 | Aerogenerator rotational speed intellectual detection system device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520697958.0U CN205049593U (en) | 2015-09-10 | 2015-09-10 | Aerogenerator rotational speed intellectual detection system device |
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| Publication Number | Publication Date |
|---|---|
| CN205049593U true CN205049593U (en) | 2016-02-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520697958.0U Expired - Fee Related CN205049593U (en) | 2015-09-10 | 2015-09-10 | Aerogenerator rotational speed intellectual detection system device |
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| CN (1) | CN205049593U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111896025A (en) * | 2020-07-29 | 2020-11-06 | 江苏广义牵引技术研究所有限公司 | Railway state and highway state mileage recording system and method for railway vehicles |
-
2015
- 2015-09-10 CN CN201520697958.0U patent/CN205049593U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111896025A (en) * | 2020-07-29 | 2020-11-06 | 江苏广义牵引技术研究所有限公司 | Railway state and highway state mileage recording system and method for railway vehicles |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160224 Termination date: 20170910 |
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| CF01 | Termination of patent right due to non-payment of annual fee |