CN204989863U - Generator operation data logger - Google Patents
Generator operation data logger Download PDFInfo
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- CN204989863U CN204989863U CN201520286563.1U CN201520286563U CN204989863U CN 204989863 U CN204989863 U CN 204989863U CN 201520286563 U CN201520286563 U CN 201520286563U CN 204989863 U CN204989863 U CN 204989863U
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Abstract
The utility model discloses a generator operation data logger, be applicable to great power (more than the 1MW's) generating set on, to random failure signal and the associated data recording working that takes the initiative, record limitation and huge redundant data volume problem that the technique of solving in the past exists, consequently, the generator operation data that take notes are not lost in the operating mode that generating set broke down for the operating parameter in breaking down for the previous period, have guaranteed real -time and accuracy. Be equipped with relatively module of record module, loop -around data buffer memory module and initiative monitoring, realize the random failure signal that produces generating set through trigger circuit to and the consecutive data recording working that takes the initiative. Be equipped with the shell body, the shell body is constructed can anti external environment condition high temperature and external damage for the protection inside electric elements avoid receiving the damage in adverse circumstances, reaches protection generator operation data purpose, is equivalent to data black box module.
Description
Technical field
The utility model relates to the recording unit technical field of service data, specifically, is a kind of register for the treatment of carrying out the service data that self generating sets produces.
Background technology
Generator Set is the key equipment in electric system, improving constantly in recent years along with its rated voltage and capacity, Generator Set is subject to the impact of more electricity, heat, mechanical stress and environmental factor in operational process, these factors will make certain part in genset break down in operation process directly or indirectly, just probably breaks in production, cause huge economic loss, even the consequence of bringing on a disaster property.
In the evolution of genset fault diagnosis, the feature extraction of most important, to be also one of the most difficult problem be exactly fault characteristic signals.In a sense, feature extraction can be described as the bottleneck problem in the research of current generator group fault diagnosis, and it is directly connected to the possible development trend of the accuracy of fault diagnosis, the reliability of fault early prediction and variable.
In the past, rely on the monitoring work that engine controller carries out service data, this controller was only monitoring voltage and current parameters, cannot detect the situation of numerous mechanical part.And the engine controller of conventional art can only record the data of the moment that random fault signal occurs, follow-uply cannot carry out according to these data fault diagnosis work genset being carried out to a system; Another kind of situation is: the engine controller of conventional art is by carrying out record to the service data of generator whole process, reach and obtain random fault data object, this record scheme is scientific and reasonable not, and the data volume be recorded to is very huge, and fault signature extracts difficulty.
In sum, unnecessary maintenance down is avoided also to be important.Because the experience in past shows, the moment between down period or after shutdown the most easily produces accident, when genset produces random fault, usually with occurring that current/voltage is abnormal, and TRANSIENT HIGH TEMPERATURE and generation outside destroy.And therefore the electric part in engine controller can be in rugged environment; be subject to instant high-voltage and heavy current is burnt; or the data storage device in control system, when being subject to strong outside destroy, can cause recorded service data to be damaged usually.
Utility model content
The utility model provides a kind of genset service data register; to solve the limitation of genset service data record and huge redundant data amount problem, and protection can be provided for be recorded to service data when genset generation random fault.
The purpose of this utility model is, a kind of genset service data register is provided, it is configured for during genset runs record and the data protection of the random fault data produced, described register comprises: shell body, the shell that shell body comprises the enclosure space of inserting for the formation of the electric module of confession and the fire-proof heat-insulating layer be located on the inside surface of shell, described shell one sidewall is provided with the opening inserted for preset data interface plug, and the position of described opening is provided with the data-interface be electrically connected with electric module; Loop-around data buffer memory module, is electrically connected with the master control system of described genset, is provided with the storer becoming the real time data sent here for master control system described in real-time reception buffer memory; Module is compared in active monitoring, is electrically connected respectively with described loop-around data buffer memory module and master control system, contrasting, judging the operation of random fault signal for described master control system synchronously being become the real time data sent here with the detection threshold preset; Record module; be connected on trigger circuit; and compare module by trigger circuit with described loop-around data buffer memory module and active monitoring and be electrically connected; record module is controlled by active monitoring and compares module, is provided with to receive to preserve the data cached Nonvolatile memery unit in circular buffer module and the photoelectric isolation module for carrying out data input isolated controlling to Nonvolatile memery unit; Record module is electrically connected with described data-interface.
Another preferred version of the present utility model, described data-interface is standard A type USB2.0 or standard A type USB3.0 connector.
Another preferred version of the present utility model, described record module also comprises: micro-control unit, is electrically connected with described data-interface, and by photoelectric isolation module and Nonvolatile memery unit data cube computation; Insulating power supply module, is electrically connected with described Nonvolatile memery unit, provides standby power supply.
The beneficial effects of the utility model are: the utility model is applicable on the genset of relatively high power (more than 1MW), be provided with record module, loop-around data buffer memory module and active monitoring and compare module, realized the random fault signal that genset is produced by trigger circuit, and consecutive data carry out active writing task.Be provided with shell body, shell body is configured to the anti-external environment condition high temperature of energy and outside destroy, avoids being damaged in rugged surroundings for the protection of electric elements inside, reaches protection genset service data object, is equivalent to data black box module.
Record module is controlled by active monitoring and compares module, when active monitoring compare module judge random fault signal time, this random fault signal is trigger source, control Nonvolatile memery unit by trigger circuit and preserve this random fault signal and consecutive data, thus reach the data of only preserving the sign mutation period, recorded data amount is reduced greatly, thus without the need to mass memory unit, and produce huge redundant data amount problem.Greatly reduce outfit of equipment and have cost.
Verify through many experiments, application of the present utility model is beneficial to the breakdown maintenance realizing genset and no longer limits to a certain parts or a certain trouble spot, but analyze and solve may be carried out by Problems existing based on overall, by carrying out technical Analysis to the random fault signal recorded in Nonvolatile memery unit and consecutive data, the disposable solution of hidden fault can ignored or can't find in the past, supervention can be eliminated and damages; Further, be beneficial to and save a large amount of maintenance cost, greatly promote the effectiveness of maintenance, make genset keep optimal runnability, extend the serviceable life of genset.
Accompanying drawing explanation
Accompanying drawing is used to provide further understanding of the present utility model, and forms a part for instructions, is used from explanation the utility model with embodiment one below, does not form restriction of the present utility model, in the accompanying drawings.
Fig. 1 is the structural representation of the utility model China and foreign countries housing.
Fig. 2 is the circuit theory diagrams recording module in the utility model.
Fig. 3 is workflow diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described.Should be understood that, embodiment described herein, only for instruction and explanation of this explanation, is not limited to the utility model.
Fig. 1 shows the general assembly structural representation according to one embodiment of the present invention.Wherein, electric module acute pyogenic infection of finger tip: module is compared in record module, loop-around data buffer memory module and active monitoring.
Master control system 200 in the present embodiment comprises: signal conditioning circuit, A/D modular converter and DSP unit.
As shown in Figure 1 to Figure 3; the genset service data register 100 of the present embodiment; it is configured for during genset runs record and the data protection of the random fault data produced; described register comprises: shell body; the shell 106 that shell body comprises the enclosure space of inserting for the formation of the electric module of confession and the fire-proof heat-insulating layer 107 be located on the inside surface of shell 106; described shell 106 1 sidewall is provided with the opening inserted for preset data interface plug, and the position of described opening is provided with the data-interface be electrically connected with electric module.
Loop-around data buffer memory module, is electrically connected with the master control system 200 of described genset, is provided with the storer becoming the real time data sent here for master control system 200 described in real-time reception buffer memory; During work, for described master control system 200 being become the real time data buffer memory sent here in memory, and circular buffer one section of preliminary setting data length in which memory, and comprise the genset service data of up-to-date real time digital signal.
Module is compared in active monitoring, is electrically connected respectively with described loop-around data buffer memory module and master control system 200, contrasting, judging the operation of random fault signal for described master control system 200 synchronously being become the real time data sent here with the detection threshold preset; Originally execute in example, active monitoring is compared module and is also comprised early warning output module (not shown), and early warning output module is SMS alarm circuit, comprising: GSM mobile handset module or GPRS mobile module or CDMA mobile module; During work, random fault signal triggers SMS alarm circuit working, utilizing GPRS network by the real-time early warning information transmission generated to connecting on main frame on internet or mobile phone terminal, to realize real-time early warning information with the form remote notification of graph-text content to user.
The early warning output module of the present embodiment is connected to genset service data register 100 end or PC end 300, according to random fault signal triggering work.
Record module; be connected on trigger circuit; and compare module by trigger circuit with described loop-around data buffer memory module and active monitoring and be electrically connected; record module is controlled by active monitoring and compares module, is provided with to receive to preserve the data cached Nonvolatile memery unit 102 in circular buffer module and the photoelectric isolation module for carrying out data input isolated controlling to Nonvolatile memery unit 102; Record module is electrically connected with described data-interface; When active monitoring compare module judge described random fault signal time, receive and preserve described genset service data in Nonvolatile memery unit 102, therefore, the data that Nonvolatile memery unit 102 is recorded to are that genset is in the operational factor for the previous period that breaks down, do not lose in the operating mode that genset breaks down, ensure that real-time and accuracy.
Wherein, the trigger source of described trigger circuit is random fault signal, utilizes sign mutation to carry out data record; Thus reaching the data of only preserving the sign mutation period, recorded data amount is reduced greatly, thus without the need to mass memory unit, and produce huge redundant data amount problem.Greatly reduce outfit of equipment and have cost.
The photoelectric isolation module specifically photoelectrical coupler of the present embodiment, when genset generation random fault, generation strong curcent surge, this photoelectrical coupler does not burn by forceful electric power for the protection of Nonvolatile memery unit 102.
The data-interface of the present embodiment is preferably standard A type USB2.0 connector 105, by holding 300 direct-connected with PC, use the USB interface of PC end 300 to power, carry out the genset service data in reading non-volatile storage unit 102, realize holding 300 to set up data interaction with PC.
Record module also comprises: micro-control unit, is electrically connected with described data-interface, and by photoelectric isolation module and Nonvolatile memery unit 102 data cube computation; Insulating power supply module 104, is electrically connected with described Nonvolatile memery unit 102, provides standby power supply.
The shell 106 of the present embodiment is configured in the rugged surroundings can resisting two degrees high temperature and uses, and can resist strong external impacts destruction; Described micro-control unit, Nonvolatile memery unit 102, isolated data transmission IC and insulating power supply module 104 are sealed in shell 106, and the inside surface of shell 106 is provided with fire-proof heat-insulating layer 107, provides excellent heat radiation insulating effect.Shell body and the above-mentioned electric unit be sealed in shell body form the black box of genset service data.
The course of work of the present utility model and principle are: the master control system 200 of the utility model and genset is set up data cube computation, the three-phase current of genset end is gathered through master control system 200, three-phase voltage, exciting current, field voltage, the original signal of the temperature of each stator winding and each rotary part, through signal condition, converting simulating signal to digital signal through A/D conversion is again sent in DSP unit, carry out the three-phase current effective value that digital processing (carrying out root mean square calculation) draws genset end, three-phase voltage effective value, exciting current mean value, field voltage mean value, generator frequency, the temperature value of each stator winding and each rotary part, be sent to the utility model and receive process.
The detection threshold of the present embodiment comprises: fault data stores triggering command lower limit and higher limit; Numerical value in described real time digital signal and predefined fault data are stored triggering command lower limit and higher limit contrasts, judge random fault data, produce and store real-time early warning information.
In the technical solution of the utility model, record module, loop-around data buffer memory module and active monitoring are compared module packaging in shell body, to prevent from being subject to the destruction in external environment condition under high temperature and External Force Acting; The shell body of the present embodiment is enclosed construction, described shell 106 is that the synthetic material of high temperature resistant and resistance to external impacts or alloy are made, fire-proof heat-insulating layer 107 is located on the inside surface of shell 106, for isolated heat radiation, make the electric module in built-in shell body can tolerate the continuous high temperature of less than 260 degrees Celsius; Meanwhile, the impact that shell body is used for bearing each axial outer impulsive force does not produce obvious deformation, protects above-mentioned electric part not by physical damage, thus forms protection reliably to the genset service data in Nonvolatile memery unit 102.
The isolated data transmission IC of the present embodiment also can have the hardware of same function, as photoelectric isolation module or photoelectrical coupler 103 for other; Micro-control unit refers to MCU101; Nonvolatile memery unit 102 refers to EEPROM102.
Above embodiment is only for illustration of the utility model; and be not limitation of the utility model; the those of ordinary skill of relevant technical field; when not departing from spirit and scope of the present utility model; can also make a variety of changes and modification; therefore all equivalent technical schemes also belong to category of the present utility model, and scope of patent protection of the present utility model should be defined by the claims.
Claims (3)
1. a genset service data register, it is configured for during genset runs record and the data protection of the random fault data produced, and described register comprises:
Shell body, the shell that shell body comprises the enclosure space of inserting for the formation of the electric module of confession and the fire-proof heat-insulating layer be located on the inside surface of shell, described shell one sidewall is provided with the opening inserted for preset data interface plug, and the position of described opening is provided with the data-interface be electrically connected with electric module;
Loop-around data buffer memory module, is electrically connected with the master control system of described genset, is provided with the storer becoming the real time data sent here for master control system described in real-time reception buffer memory;
Module is compared in active monitoring, is electrically connected respectively with described loop-around data buffer memory module and master control system, contrasting, judging the operation of random fault signal for described master control system synchronously being become the real time data sent here with the detection threshold preset;
Record module; be connected on trigger circuit; and compare module by trigger circuit with described loop-around data buffer memory module and active monitoring and be electrically connected; record module is controlled by active monitoring and compares module, is provided with to receive to preserve the data cached Nonvolatile memery unit in circular buffer module and the photoelectric isolation module for carrying out data input isolated controlling to Nonvolatile memery unit; Record module is electrically connected with described data-interface.
2. detection record device according to claim 1, is characterized in that, described data-interface is standard A type USB2.0 or standard A type USB3.0 connector.
3. detection record device according to claim 1, is characterized in that, described record module also comprises:
Micro-control unit, is electrically connected with described data-interface, and by photoelectric isolation module and Nonvolatile memery unit data cube computation;
Insulating power supply module, is electrically connected with described Nonvolatile memery unit, provides standby power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520286563.1U CN204989863U (en) | 2015-05-06 | 2015-05-06 | Generator operation data logger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520286563.1U CN204989863U (en) | 2015-05-06 | 2015-05-06 | Generator operation data logger |
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| Publication Number | Publication Date |
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| CN204989863U true CN204989863U (en) | 2016-01-20 |
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| CN201520286563.1U Active CN204989863U (en) | 2015-05-06 | 2015-05-06 | Generator operation data logger |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107064666A (en) * | 2016-12-21 | 2017-08-18 | 歌尔科技有限公司 | Electronic unit extreme environment data logging plant and electronic equipment |
| CN107422261A (en) * | 2017-07-28 | 2017-12-01 | 广东美芝制冷设备有限公司 | The processing method and processing device of motor operation data |
-
2015
- 2015-05-06 CN CN201520286563.1U patent/CN204989863U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107064666A (en) * | 2016-12-21 | 2017-08-18 | 歌尔科技有限公司 | Electronic unit extreme environment data logging plant and electronic equipment |
| CN107064666B (en) * | 2016-12-21 | 2023-09-15 | 歌尔科技有限公司 | Electronic component limit environment parameter recording device and electronic equipment |
| CN107422261A (en) * | 2017-07-28 | 2017-12-01 | 广东美芝制冷设备有限公司 | The processing method and processing device of motor operation data |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Generator set operation data recorder and record method Effective date of registration: 20171106 Granted publication date: 20160120 Pledgee: China Co truction Bank Corp Dongguan branch Pledgor: DONGGUAN TUANCHENG AUTOMATION EQUIPMENT CO., LTD. Registration number: 2017440000117 |