CN104237706A - Real-time monitoring method for power takeoff generation device - Google Patents
Real-time monitoring method for power takeoff generation device Download PDFInfo
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- CN104237706A CN104237706A CN201410530049.8A CN201410530049A CN104237706A CN 104237706 A CN104237706 A CN 104237706A CN 201410530049 A CN201410530049 A CN 201410530049A CN 104237706 A CN104237706 A CN 104237706A
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Abstract
The invention discloses a real-time monitoring method for a power takeoff generation device. The real-time monitoring method for the power takeoff generation device is implemented by a real-time monitoring system which is used for the power takeoff generation device and comprises a power takeoff generation device body (1), a detecting circuit (2), a communication board (3), a real-time monitor (4), a data acquiring module (5) and a data analyzing module (6), wherein the data acquiring module (5) and the data analyzing module (6) are arranged in the real-time monitor (4); circuit sampling is carried out through the power takeoff generation device body (1); setting direct-current voltage is outputted; the setting direct-current voltage is compared to set standard voltage in the detecting circuit (2); voltage signals are outputted to the communication board (3); the communication board (3) transmits communication data to the real-time monitor (4); after acquiring data, the data acquiring module (5) in the real-time monitor (4) uploads the data to the data analyzing module (6); and after the data analyzing module (6) analyzes the data, the state information of the power takeoff generation device (1) is displayed on a man-machine interface. The real-time monitoring method is reliable, practical and feasible.
Description
Technical field
The present invention relates to a kind of method of real-time, particularly a kind of method of real-time of power takeoff generation unit device.
Background technology
Power takeoff generation unit device is parking power takeoff generation unit device conventional in space flight special vehicle, does not travel, i.e. under parking condition, from the power taking of chassis speed changing box power taking mouth, by actuator drives electrical power generators at vehicle chassis.If break down in power takeoff generation unit device normal course of operation and there is no Timeliness coverage, the vehicle-mounted consumer that space flight special vehicle carries will owing to powering shakiness or suddenly power-off and break down, can fire hazard or other major accidents time serious, the lighter causes part mobile unit to use, severe one can cause special vehicle to withdraw from acting sequence, cannot complete training or combat duty.Therefore carry out Real-Time Monitoring to the power takeoff generation unit device run in space flight special vehicle, being a kind of means ensureing that special vehicle normally runs, is also the means preventing from causing due to power takeoff generation unit plant failure other fault of special vehicle.
At present, the method mainly sound detection method of power takeoff generation unit device is monitored.Sound detection method monitors the running status of power takeoff generation unit device primarily of the operating personnel of special vehicle, finds power takeoff generation unit plant running cacophonia, takes corresponding measure immediately.Use sound detection method monitoring power takeoff generation unit plant running, poor reliability, for the fault that cannot be judged by sound, or when the Sound close degree of the sound of malfunction and normal operation has exceeded the resolution characteristic of monitoring people ear, then the method is invalid.
Summary of the invention
The object of the invention is the method for real-time providing a kind of power takeoff generation unit device, solve and use sound detection method monitoring power takeoff generation unit plant running, poor reliability, for the fault that cannot be judged by sound, or the sound of malfunction and the normal Sound close degree run have exceeded when monitoring the resolution characteristic of people's ear, then the problem that the method is invalid.
A kind of concrete steps of method of real-time of power takeoff generation unit device are:
The first step builds the real-time monitoring system of power takeoff generation unit device
The real-time monitoring system of power takeoff generation unit device, comprising: power takeoff generation unit device, testing circuit, communication board, Real-Time Monitoring machine, data acquisition module and data analysis module.The running status sample circuit output terminal of power takeoff generation unit device is connected by printed conductor with the input end of testing circuit; The auxiliary contact of testing circuit are connected by printed conductor with the input end of communication board; The RS422 output interface of communication board is connected by RS422 bus with the RS422 input interface of Real-Time Monitoring machine; It is inner that data acquisition module and data analysis module are placed in Real-Time Monitoring machine, and connected by message queue.Communication data is also uploaded to data analysis module by the communication data of data collecting module collected RS422 bus transfer, and data analysis module is resolved communication data, and the status information parsed is presented in man-machine interface.
The running status sample circuit of second step power takeoff generation unit device detects running status
The running status sample circuit of power takeoff generation unit device is sampled to ac voltage during power takeoff generation unit plant running, generator frequency value, and sampled value rectification is become DC voltage of adjusting.DC voltage of adjusting is delivered to the testing circuit of rear end.
3rd step testing circuit output status signal
Testing circuit receives the DC voltage of adjusting exported from the running status sample circuit of power takeoff generation unit device, the normal voltage of DC voltage of this being adjusted and setting compares, if adjusted, DC voltage is greater than or less than 10% of the normal voltage of setting, illustrate that power takeoff generation unit device is in malfunction, otherwise illustrate that power takeoff generation unit plant running is normal.The voltage signal that testing circuit is different according to the State-output that power takeoff generation unit device is different, this voltage signal is delivered to the communication board of rear end.
4th step communication board exports power takeoff generation unit unit state signal
Communication board receives the voltage signal of self-detection circuit, the magnitude of voltage that this voltage signal and communication board set is compared, if voltage signal is greater than or less than 10% of the magnitude of voltage set, illustrate that power takeoff generation unit device is in malfunction, otherwise illustrate that power takeoff generation unit plant running is normal.The communication board state different according to power takeoff generation unit device is encoded by communication protocol, and generate Frame, transmission per second Frame is to Real-Time Monitoring machine.
5th step data acquisition module uplink data
As long as the data acquisition module of Real-Time Monitoring machine inside receives frame data, just these frame data are put into message queue, inform Real-Time Monitoring machine by interruption simultaneously; Have no progeny during Real-Time Monitoring machine receives, carry out system call, by message queue, Frame is uploaded to data analysis module.
6th step data analysis module resolves power takeoff generation unit unit state
Data analysis module, under the scheduling of Real-Time Monitoring machine, receives the communication data uploaded from data acquisition module from message queue.Data analysis module is resolved Frame according to communication protocol afterwards, judges power takeoff generation unit device current state, and status information be presented in the man-machine interface of Real-Time Monitoring machine according to the content of resolving.
So far the Real-Time Monitoring of power takeoff generation unit device is completed.
This method is reliable, practical, easy.Be suitable for extensively adopting in space flight special vehicle, the dependability of space flight special vehicle can be improved.
Accompanying drawing explanation
The structural representation of real-time monitoring system in the method for real-time of a kind of power takeoff generation unit device of Fig. 1.
1. power takeoff generation unit device 2. testing circuit 3. communication board 4. Real-Time Monitoring machine 5. data acquisition module 6. data analysis module.
Embodiment
A method of real-time for power takeoff generation unit device, its concrete steps are:
The first step builds the real-time monitoring system of power takeoff generation unit device
The real-time monitoring system of power takeoff generation unit device, comprising: power takeoff generation unit device 1, testing circuit 2, communication board 3, Real-Time Monitoring machine 4, data acquisition module 5, data analysis module 6.The running status sample circuit output terminal of power takeoff generation unit device 1 is connected by printed conductor with the input end of testing circuit 2; The auxiliary contact of testing circuit 2 are connected by printed conductor with the input end of communication board 3; The RS422 output interface of communication board 3 is connected by RS422 bus with the RS422 input interface of Real-Time Monitoring machine 4; It is inner that data acquisition module 5 and data analysis module 6 are placed in Real-Time Monitoring machine 4, connected by message queue.Data acquisition module 5 gathers the communication data of RS422 bus transfer and communication data is uploaded to data analysis module 6, and data analysis module 6 pairs of communication datas are resolved, and the status information parsed are presented in man-machine interface.
The running status sample circuit of second step power takeoff generation unit device detects running status
The running status sample circuit of power takeoff generation unit device 1, ac voltage when running power takeoff generation unit device 1, generator frequency value are sampled, and sampled value rectification is become DC voltage of adjusting.This DC voltage of adjusting is delivered to the testing circuit 2 of rear end.
3rd step testing circuit output status signal
Testing circuit 2 receives the DC voltage of adjusting that the running status sample circuit from power takeoff generation unit device 1 exports, the normal voltage of DC voltage of this being adjusted and setting compares, if adjusted, DC voltage is greater than or less than 10% of the normal voltage of setting, illustrate that power takeoff generation unit device 1 is in malfunction, otherwise power takeoff generation unit device 1 normal operation is described.The voltage signal that testing circuit 2 is different according to the State-output that power takeoff generation unit device 1 is different, this voltage signal is delivered to the communication board 3 of rear end.
4th step communication board exports power takeoff generation unit unit state signal
Communication board 3 receives the voltage signal of self-detection circuit 2, the magnitude of voltage that this voltage signal and communication board 3 set is compared, if voltage signal is greater than or less than 10% of the magnitude of voltage set, illustrate that power takeoff generation unit device 1 is in malfunction, otherwise power takeoff generation unit device 1 normal operation is described.Communication board 3 state different according to power takeoff generation unit device 1 is encoded by communication protocol, and generate Frame, transmission per second Frame is to Real-Time Monitoring machine 4.
5th step data acquisition module uplink data
As long as the data acquisition module 5 of Real-Time Monitoring machine 4 inside receives frame data, just these frame data are put into message queue, inform Real-Time Monitoring machine 4 by interruption simultaneously; Have no progeny during Real-Time Monitoring machine 4 receives, carry out system call, by message queue, Frame is uploaded to data analysis module 6.
6th step resolves power takeoff generation unit unit state
Data analysis module 6, under the scheduling of Real-Time Monitoring machine 4, receives the communication data uploaded from data acquisition module 5 from message queue.Data analysis module 6 is resolved Frame according to communication protocol afterwards, judges power takeoff generation unit device 1 current state, and status information be presented in the man-machine interface of Real-Time Monitoring machine 4 according to the content of resolving.
So far, the Real-Time Monitoring of power takeoff generation unit device is completed.
Claims (1)
1. a method of real-time for power takeoff generation unit device, is characterized in that concrete steps are:
The first step builds the real-time monitoring system of power takeoff generation unit device
The real-time monitoring system of power takeoff generation unit device, comprising: power takeoff generation unit device (1), testing circuit (2), communication board (3), Real-Time Monitoring machine (4), data acquisition module (5) and data analysis module (6); The running status sample circuit output terminal of power takeoff generation unit device (1) is connected by printed conductor with the input end of testing circuit (2); The auxiliary contact of testing circuit (2) are connected by printed conductor with the input end of communication board (3); The RS422 output interface of communication board (3) is connected by RS422 bus with the RS422 input interface of Real-Time Monitoring machine (4); It is inner that data acquisition module (5) and data analysis module (6) are placed in Real-Time Monitoring machine (4), and connected by message queue; Data acquisition module (5) gathers the communication data of RS422 bus transfer and communication data is uploaded to data analysis module (6), and data analysis module (6) is resolved communication data, and is presented in man-machine interface by the status information parsed;
The running status sample circuit of second step power takeoff generation unit device (1) detects running status
Ac voltage when the running status sample circuit of power takeoff generation unit device (1) runs power takeoff generation unit device (1), generator frequency value are sampled, and sampled value rectification is become DC voltage of adjusting; DC voltage of adjusting is delivered to the testing circuit (2) of rear end;
3rd step testing circuit (2) output status signal
Testing circuit (2) receives the DC voltage of adjusting exported from the running status sample circuit of power takeoff generation unit device (1), the normal voltage of DC voltage of this being adjusted and setting compares, if adjust, DC voltage is greater than or less than 10% of the normal voltage of setting, then power takeoff generation unit device (1) is in malfunction, otherwise power takeoff generation unit device (1) normal operation; The voltage signal that testing circuit (2) is different according to the State-output that power takeoff generation unit device (1) is different, this voltage signal is delivered to the communication board (3) of rear end;
4th step communication board (3) exports power takeoff generation unit device (1) status signal
Communication board (3) receives the voltage signal of self-detection circuit (2), the magnitude of voltage that this voltage signal and communication board (3) set is compared, if voltage signal is greater than or less than 10% of the magnitude of voltage set, then power takeoff generation unit device (1) is in malfunction, otherwise power takeoff generation unit device (1) normal operation; Communication board (3) state different according to power takeoff generation unit device (1) is encoded by communication protocol, and generate Frame, transmission per second Frame is to Real-Time Monitoring machine (4);
5th step data acquisition module (5) uplink data
These frame data, as long as receive frame data, are just put into message queue, are informed Real-Time Monitoring machine (4) simultaneously by interruption by the data acquisition module (5) of Real-Time Monitoring machine (4) inside; Have no progeny during Real-Time Monitoring machine (4) receives, carry out system call, by message queue, Frame is uploaded to data analysis module (6);
6th step data analysis module (6) resolves power takeoff generation unit device (1) state
Data analysis module (6), under the scheduling of Real-Time Monitoring machine (4), receives the communication data uploaded from data acquisition module (5) from message queue; Data analysis module (6) is resolved Frame according to communication protocol afterwards, judges power takeoff generation unit device (1) current state, and status information be presented in the man-machine interface of Real-Time Monitoring machine (4) according to the content of resolving;
So far the Real-Time Monitoring of power takeoff generation unit device (1) is completed.
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| CN201410530049.8A CN104237706A (en) | 2014-10-10 | 2014-10-10 | Real-time monitoring method for power takeoff generation device |
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Cited By (3)
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| CN106951356A (en) * | 2017-03-27 | 2017-07-14 | 南京大学 | Signaling interface process plate status information monitoring method based on FPGA |
| CN107248827A (en) * | 2017-08-15 | 2017-10-13 | 贵州航天天马机电科技有限公司 | A kind of PI control methods of taking force power generation system electric energy frequency |
| CN113551913A (en) * | 2021-06-11 | 2021-10-26 | 北京机械设备研究所 | Improved power take-off power generation device debugging method and system |
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| CN113551913A (en) * | 2021-06-11 | 2021-10-26 | 北京机械设备研究所 | Improved power take-off power generation device debugging method and system |
| CN113551913B (en) * | 2021-06-11 | 2024-05-28 | 北京机械设备研究所 | Improved power take-off generating set debugging method and system |
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