CN202867087U - System for recording wind generating set breakdowns in sequence - Google Patents
System for recording wind generating set breakdowns in sequence Download PDFInfo
- Publication number
- CN202867087U CN202867087U CN2012205298850U CN201220529885U CN202867087U CN 202867087 U CN202867087 U CN 202867087U CN 2012205298850 U CN2012205298850 U CN 2012205298850U CN 201220529885 U CN201220529885 U CN 201220529885U CN 202867087 U CN202867087 U CN 202867087U
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- module
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- generating set
- wind power
- power generating
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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
Abstract
The utility model discloses a system for recording wind generating set breakdowns in sequence. The system comprises a plurality of microsecond-level breakdown recording devices which are distributed on a wind generating set programmable logic controller (PLC) and peripheral equipment. The plurality of microsecond-level breakdown recording devices are connected with wireless network gateways through a breakdown recording and processing system, and the wireless network gateways are connected with a personal computer (PC) provided with supervisory control and data acquisition (SCADA) software through a router, wherein the PC is arranged on a central control room monitoring platform. The distributed microsecond-level breakdown recording devices are respectively connected with key tripping halt signals of key equipment and independently record the breakdowns. When the breakdowns happen, the independent breakdown recording devices are used for recording breakdown time and data so as to form corresponding report forms, then the corresponding report forms are transmitted to the wireless network gateways through the breakdown recording and processing system, and then the wireless network gateways transmit the corresponding report forms to the PC of the central control room monitoring platform through the router by optical fibers. Thus, the breakdowns of the wind generating set can be known remotely and timely, and safety hazards can be reduced.
Description
Technical field
The utility model relates to the wind power technology field, particularly, relates to a kind of system of journal wind power generating set fault.
Background technique
All the time, wind power generating set is remote because of region of living in, central control chamber is longer apart from wind field, scarcity, especially offshore wind turbine is all the more so, what blower fan operator can see is the data that obtain by the SCADA supervisory system on the central control chamber monitor supervision platform PC, the record of fault also can only be done a time lag record with each second, and the blower fan master control system operation period is 0.01s, be 10ms, according to shannon theorem, the frequency of fault recording need to be higher than the frequency that can accurately cover the fault generation more than 2 times of fault at least, therefore, existing SCADA mode does not satisfy the demand of fault recording, do not realize the accurate judgement for fan trouble, covered relevant problem, caused larger potential safety hazard.
The model utility content
The purpose of this utility model is to provide a kind of system of journal wind power generating set fault, can in the fault of long-range timely understanding wind power generating set appearance, reduce potential safety hazard.
To achieve these goals, the utility model adopts following technological scheme:
A kind of system of journal wind power generating set fault, comprise the failure recording device that is distributed in a plurality of Microsecond grades on wind power generating set PLC controller and the peripheral unit, the failure recording device of described a plurality of Microsecond grades connects radio network gateway by the fault recording processing system, and radio network gateway connects the PC that SCADA software is housed on the central control chamber monitor supervision platform by router.
Further, the failure recording device of described Microsecond grade comprises: FPGA, CPLD or MCU and the peripheral interlock circuit that is connected with FPGA, CPLD or MCU; Described FPGA, CPLD or MCU comprise fault data receiving module, data latches and the fault recording module that connects successively, also comprise the clock module, the timer that are connected with the fault recording module, and the clock reference module that is connected with clock module, timer; And described fault data receiving module connects with corresponding PLC controller or peripheral unit; Described peripheral interlock circuit comprises crystal oscillation circuit, wireless communication module and GPS time service circuit; Described wireless communication module is connected with the radio network gateway communication by the fault recording processing system, and GPS time service circuit is connected with the clock reference module.
Further, described peripheral interlock circuit is connected with FPGA, CPLD or MCU by ARM; Described ARM comprises the communication interface that is connected with the fault recording module, the time-obtaining module that is connected with the clock reference module and the timer and the timing module that are connected with time-obtaining module.
Further, described peripheral interlock circuit also comprises the JTAG debugging interface module that is connected with ARM.
Further, described peripheral interlock circuit also comprises watchdog circuit and the data that are connected with the fault recording module preservation module of cutting off the power supply, and is connected to fault data receiving module and corresponding PLC controller or the optocoupler between the peripheral unit.
Further, described MCU is ARM, single-chip microcomputer or POWERPC.
Further, described peripheral unit comprises change oarage, frequency variator equipment, gen-set and driftage equipment.
Compared with prior art, the utlity model has following beneficial effect:
1, the utility model real time record fan trouble when being necessary, and can in time be transferred to the Remote SCADA system by radio network gateway, can in the long-range fault of recognizing that in time wind power generating set occurs, reduce potential safety hazard.
2, the system of this journal wind power generating set fault does not rely on the PLC controller, and SCADA can access separately fault recording, has avoided can't obtaining the problem of data because of the PLC controller rear SCADA that self goes wrong.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Description of drawings
Fig. 1 is whole schematic diagram of the present utility model;
Fig. 2 is the schematic diagram one of failure recording device;
Fig. 3 is the schematic diagram two of failure recording device;
Fig. 4 is the schematic diagram three of failure recording device;
Fig. 5 is for sending the message form of data;
Fig. 6 is the working procedure flow chart of radio network gateway.
Embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present utility model is described, should be appreciated that preferred embodiment described herein only is used for description and interpretation the utility model, and be not used in restriction the utility model.
As shown in Figure 1, system for a kind of journal wind power generating set fault of the present utility model, wherein, journal shows the resolvability in the time lag, more more accurate than real time record, comprise and be distributed in wind power generating set PLC controller and peripheral unit (comprises the change oarage, frequency variator equipment, gen-set, driftage equipment and other equipment) on the failure recording device of a plurality of Microsecond grades, the failure recording device of a plurality of Microsecond grades connects radio network gateway by the fault recording processing system, radio network gateway connects the PC of central control chamber monitor supervision platform by router, SCADA software is housed on the PC.Wherein, the fault recording processing system is used for the data of the data of the fault message on each distribution device collected and by the radio network gateway the transmission of data, and the instruction that SCADA transmits on the response PC, the fault data that provides selectively SCADA to need.
Said system of the present utility model; characteristic according to blower fan; the failure recording device of Microsecond grade wherein is distributed; the crucial tripping grinder signal of related key equipment such as the PLC heartbeat signal, becomes trouble signal and the related data of oar respectively; frequency converter failure signal and related data; generator failure signal and related data, gearbox fault signal and related data, the trouble signal of driftage and related data etc.Each is distributed in the failure recording device difference separate records fault of the Microsecond grade of PLC controller and peripheral unit, when having fault to occur, separately independently failure recording device should fault time and data logging get off to form corresponding report, and being transferred to radio network gateway by the fault recording processing system, radio network gateway sends PC far away from the central control chamber monitor supervision platform by router to through optical cable.When breaking down, the SCADA software on the PC can in time be seen the time that fault occurs, and accesses corresponding report.The more important thing is, this system does not rely on the PLC controller, and SCADA can access separately fault recording, has avoided can't obtaining the problem of data because of the PLC controller rear SCADA that self goes wrong.
As shown in Figure 2, be a kind of failure recording device of Microsecond grade of form, the circuit of this device comprises: FPGA and ARM and peripheral interlock circuit; Wherein, FPGA comprises fault data receiving module, data latches and the fault recording module that connects successively, also comprises the clock module, the timer that are connected with the fault recording module, and the clock reference module that is connected with clock module, timer; And the fault data receiving module connects with corresponding PLC controller or peripheral unit; ARM comprises the communication interface that is connected with the fault recording module, the time-obtaining module that is connected with the clock reference module and the timer and the timing module that are connected with time-obtaining module; Peripheral interlock circuit comprises crystal oscillation circuit, wireless communication module and GPS time service circuit, is connected with ARM respectively, and wireless communication module passes through the fault recording processing system and be connected with the radio network gateway communication, and GPS time service circuit is connected with time-obtaining module.In addition, also be connected with the data outage in the FPGA periphery and preserve module, watchdog circuit and optocoupler, wherein data outage preservation module is connected with the fault recording module, and optocoupler is connected with the fault data receiving module; The ARM periphery also is connected with JTAG debugging interface module.
ARM has following effect: 1, obtain the current system time (being finished by GPS time service circuit and time acquisition module) by GPS time service circuit; 2, obtain after the current system time automatically with delicate timing (finished by timer and timing module, the effect of timer is to obtain at set intervals the current peripheral unit state that connects, if fault is arranged then enter fault treatment); 3, clock reference is offered the clock reference module (being finished by GPS time service circuit and time acquisition module) of FPGA; 4, when having detected fault and occur, read current fault value (being finished by the communication interface that is connected with the fault recording module) from the fault recording module of FPGA; 5, the fault message that acquires is transferred to radio network gateway by wireless communication module and fault recording processing system.
FPGA has following effect: 1, obtain current external fault signal numerical value by the fault data receiving module; 2, data latch; 3, time and the content of record trouble generation; 4, data are in time stored into the data outage and preserve module to realize the power down self-sustaining.Wherein, the clock reference module is used for from ARM modular circuit acquisition time benchmark, and the time of obtaining Current GPS, clock module and timer are used for carrying out the Microsecond grade timing.
The system of said sequence record wind power generating set fault, wherein, the external fault signal is transformed into the voltage signal that is applicable to the FPGA interface through optocoupler, and this port is set normally for high level, it is low level when breaking down, in case there is fault to produce, this point will keep low level constant until the fault eliminating.For this feature, adopt Interruption cyclic query (namely utilize the timer timing, the time of generation interrupts offering ARM, and whether allow ARM carry out the cyclic query outside has fault) mode to judge the state of faulty channel at the ARM end.The level value of timer interrupt routine detected passage of order locking by the ARM address bus is deciphered in FPGA, and then to pass the ARM(journal back through data/address bus be to show that the interval of time is very short, be short to Microsecond grade rather than Millisecond), for the judgement of PLC controller different with other peripheral unit be that this fault point is to adopt at certain time intervals the lower heartbeat signal that whether obtains.
A kind of method of journal wind power generating set fault is:
Obtain a fiducial time by GPS, the least unit of this fiducial time is second, then carries out timing take this fiducial time as initial value take microsecond as unit, until again zero clearing after next second, the GPS synchronizing signal was come; T at set intervals obtains the IO level value of current peripheral unit and judges whether that fault occurs and obtains the heartbeat signal of main control PLC and judged whether that fault occurs; When having fault to occur, receive fault message, fault message is latched, and the time that record trouble information and record occur according to the determined fault of timing, and with the supervisory system on time of the fault that acquires and fault message is transferred to the central control chamber monitor supervision platform by radio network gateway and router the PC.Why the utility model adopts the host query mode and do not adopt the fault interrupting mode mainly is to consider owing to sense channel or equipment are disturbed in short-term to produce level and reverse at random, causes fault interrupting to trigger, and forms false alarm.In order to prevent the situation of unexpected power down, FPGA also in time preserves this fault data writing outage in the module in addition.The time lag T of data acquisition is take microsecond as base, the time lag of recording will be much smaller than master control system 10ms interval working time, therefore, this method and system can satisfy the actual motion needs fully, in addition, cooperate the exploitation of upper-position unit, can make corresponding form according to the transmission of fault.
As shown in Figure 3, be the failure recording device of the Microsecond grade of another kind of form, identical with the function of failure recording device shown in Figure 2, different is not need ARM, only needs a FPGA, also can be CPLD; Peripheral circuit is directly connected to FPGA or CPLD.As shown in Figure 4, be again the failure recording device of the Microsecond grade of another kind of form, identical with the function of failure recording device shown in Figure 3, different is not need FPGA, but is only finished by a MCU, and this MCU can be ARM, single-chip microcomputer or POWERPC need not to connect the JTAG debugging interface on the MCU.
Be illustrated in figure 5 as the message form that is transferred to wireless routing through fault recording processing system and radio network gateway, wherein the shared byte of fault word and time of failure is decided according to selected fault content.
As shown in Figure 6, the function of radio network gateway is as follows:
After the radio network gateway initialization, enter main flow, then timing, when arriving user-defined Millisecond during the time, whether its corresponding main control PLC of each failure recording device of poll or peripheral unit have fault, if there is not fault, then again put number, if fault is arranged, then send instruction, make corresponding failure recording device transmit oneself malfunction coding, to this code parsing, then enter new round circulation after being transferred to router by ICP/IP protocol, router is transferred to the PC of central control chamber monitor supervision platform by Intranet.
It should be noted that at last: the above only is preferred embodiment of the present utility model, be not limited to the utility model, although with reference to previous embodiment the utility model is had been described in detail, for a person skilled in the art, it still can be made amendment to the technological scheme that previous embodiment is put down in writing, and perhaps part technical characteristics wherein is equal to replacement.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (7)
1. the system of a journal wind power generating set fault, it is characterized in that, comprise the failure recording device that is distributed in a plurality of Microsecond grades on wind power generating set PLC controller and the peripheral unit, the failure recording device of described a plurality of Microsecond grades connects radio network gateway by the fault recording processing system, and radio network gateway connects the PC that SCADA software is housed on the central control chamber monitor supervision platform by router.
2. the system of journal wind power generating set fault according to claim 1 is characterized in that, the failure recording device of described Microsecond grade comprises: FPGA, CPLD or MCU and the peripheral interlock circuit that is connected with FPGA, CPLD or MCU;
Described FPGA, CPLD or MCU comprise fault data receiving module, data latches and the fault recording module that connects successively, also comprise the clock module, the timer that are connected with the fault recording module, and the clock reference module that is connected with clock module, timer; And described fault data receiving module connects with corresponding PLC controller or peripheral unit;
Described peripheral interlock circuit comprises crystal oscillation circuit, wireless communication module and GPS time service circuit; Described wireless communication module is connected with the radio network gateway communication by the fault recording processing system, and GPS time service circuit is connected with the clock reference module.
3. the system of journal wind power generating set fault according to claim 2 is characterized in that, described peripheral interlock circuit is connected with FPGA, CPLD or MCU by ARM; Described ARM comprises the communication interface that is connected with the fault recording module, the time-obtaining module that is connected with the clock reference module and the timer and the timing module that are connected with time-obtaining module.
4. the system of journal wind power generating set fault according to claim 3 is characterized in that, described peripheral interlock circuit also comprises the JTAG debugging interface module that is connected with ARM.
5. the system of journal wind power generating set fault according to claim 2, it is characterized in that, described peripheral interlock circuit also comprises watchdog circuit and the data that are connected with the fault recording module preservation module of cutting off the power supply, and is connected to fault data receiving module and corresponding PLC controller or the optocoupler between the peripheral unit.
6. the system of journal wind power generating set fault according to claim 2 is characterized in that, described MCU is ARM, single-chip microcomputer or POWERPC.
7. the system of journal wind power generating set fault according to claim 1 is characterized in that, described peripheral unit comprises change oarage, frequency variator equipment, gen-set and driftage equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205298850U CN202867087U (en) | 2012-10-16 | 2012-10-16 | System for recording wind generating set breakdowns in sequence |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205298850U CN202867087U (en) | 2012-10-16 | 2012-10-16 | System for recording wind generating set breakdowns in sequence |
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| Publication Number | Publication Date |
|---|---|
| CN202867087U true CN202867087U (en) | 2013-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012205298850U Withdrawn - After Issue CN202867087U (en) | 2012-10-16 | 2012-10-16 | System for recording wind generating set breakdowns in sequence |
Country Status (1)
| Country | Link |
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| CN (1) | CN202867087U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102889172A (en) * | 2012-10-16 | 2013-01-23 | 国电联合动力技术有限公司 | System and method for sequentially recording faults of wind generating set |
| CN108240284A (en) * | 2016-12-26 | 2018-07-03 | 北京金风科创风电设备有限公司 | Data processing method and device based on wind-driven generator set of system functions |
| CN109886436A (en) * | 2019-02-28 | 2019-06-14 | 国电联合动力技术有限公司 | The failure aid in treatment method and device of Wind turbines |
-
2012
- 2012-10-16 CN CN2012205298850U patent/CN202867087U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102889172A (en) * | 2012-10-16 | 2013-01-23 | 国电联合动力技术有限公司 | System and method for sequentially recording faults of wind generating set |
| CN108240284A (en) * | 2016-12-26 | 2018-07-03 | 北京金风科创风电设备有限公司 | Data processing method and device based on wind-driven generator set of system functions |
| CN109886436A (en) * | 2019-02-28 | 2019-06-14 | 国电联合动力技术有限公司 | The failure aid in treatment method and device of Wind turbines |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130410 Effective date of abandoning: 20150506 |
|
| RGAV | Abandon patent right to avoid regrant |