CN204241935U - The early warning of wind field thermometric and safety precaution terminal and system thereof - Google Patents
The early warning of wind field thermometric and safety precaution terminal and system thereof Download PDFInfo
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- CN204241935U CN204241935U CN201420365424.3U CN201420365424U CN204241935U CN 204241935 U CN204241935 U CN 204241935U CN 201420365424 U CN201420365424 U CN 201420365424U CN 204241935 U CN204241935 U CN 204241935U
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The utility model relates to the early warning of wind field thermometric and safety precaution terminal and system thereof.The utility model comprises kernel control module, man machine operation interface module, optical fiber temperature-measurement module, safety-protection system module, communication module, power module.The monitoring of kernel control module master chip, from the touch operation order of man machine operation interface module, performs corresponding function program, and will be back to man machine operation interface module during fructufy, thus realizes friendly man-machine communication.The temperature data that optical fiber temperature-measurement module is measured is read in kernel control module timing in an orderly manner, high efficiency smart extracts the temperature of each measurement point, and compare analysis with temperature threshold at different levels, and result is stored according to functional requirement, report main website, upgrade man machine operation interface correlated temperature data and curvilinear figure.The FR temperature that application of the present utility model can provide remote online real-time and safety monitoring and early warning.
Description
Technical field
The utility model relates to thermometric early warning and safety precaution field, particularly the early warning of wind field thermometric and safety precaution terminal and system thereof.
Background technology
Along with the fast development that China's wind-powered electricity generation is built, blower fan fire failure also frequently occurs.Wind power generating set is dispersed in backcountry usually, and working environment is relative with service condition poor, runs all the year round in unattended situation.Between wind power generating set and booster stations, the distance between neighbouring wind genset is relatively far away.Current most of wind energy turbine set is relatively difficult to the safety management of wind power generating set.According to the difference of Wind turbines power, the direct cost of every platform unit is generally at 0.2 to 1.5 hundred million yuan.Once fire appears in electric field fan, the loss that the tower that falls causes is comparatively large, and this mishap simultaneously causes serious negative effect to production management, production safety.
Blower fan Frequent Accidents allows insider appreciate the importance of Wind turbines security against fire deeply.How effectively to detect, report to the police and put out wind power equipment fire and become a countries in the world difficult problem urgently to be resolved hurrily.
Current China there is no the fire protection design of wind-power electricity generation aspect, construction and acceptance specification.Along with the fast development that China's wind-powered electricity generation is built, solve wind power plant security against fire problem and just seem particularly outstanding, increase and the technological means of wind power generating set safety precaution is had important practical significance to improving wind power plant safety in production further.
Utility model content
An object of the present utility model is to provide a kind of wind field thermometric early warning that can solve the problem and safety precaution terminal for effective detection of Wind turbines key equipment temperature, warning demand.
In order at least one problem solved the problem and/or in other problem, the utility model includes but not limited to following scheme.
A kind of wind field thermometric early warning and safety precaution terminal, wherein, described terminal comprises kernel control module, man machine operation interface module, optical fiber temperature-measurement module, safety-protection system module, communication module, power module,
Wherein, described man machine operation interface module, described optical fiber temperature-measurement module, described safety-protection system module and described communication module are connected to described kernel control module, and described power module is that described terminal is powered.
Preferably, described kernel control module comprises core master chip circuit, memory circuit, watchdog reset circuit, clock circuit, expansion RAM circuit, transition of communications circuit.
Preferably, described man machine operation interface module comprises touch-screen, power-switching circuit, transition of communications circuit.
Preferably, described optical fiber temperature-measurement module comprises optical fiber, master chip circuit, watchdog reset circuit, memory circuit, heating/radiating circuit, constant-temperature circuit.
Preferably, described safety-protection system module comprises master chip circuit, watchdog reset circuit, memory circuit, security protection sound light alarming circuit, security monitor circuit, transition of communications circuit.
Preferably, described man machine operation interface module is connected with the first serial of the core master chip circuit of described kernel control module by transition of communications circuit, the second serial of described kernel control module is connected with the corresponding RS232 interface of described optical fiber temperature-measurement module by transition of communications circuit, described safety-protection system module is connected with the 3rd serial ports of the core master chip circuit of described kernel control module, and the 4th serial ports of described kernel control module is that RS232 channel is connected with the corresponding interface of described communication module by transition of communications circuit conversion.
Preferably, described telecommunication circuit comprises one group of Ethernet telecommunication circuit, one group of optical fiber communication circuit, one group of remote signalling telecommunication circuit.
Preferably, the core master chip circuit of described kernel control module adopts the MK60N512VLQ100 chip of FREESCALE company,
The master chip of described man machine operation interface module adopts the DMT80480S070 chip of Di Wenke skill,
The master chip of described safety-protection system module adopts the MC9S08AC32 chip of FREESCALE company,
Described Ethernet telecommunication circuit adopts the embedded industrial Ethernet module I EM605 chip of Shenzhen San Wang company.
Preferably, described system comprises the terminal described in any one in one or more claim 1-8.
Preferably, described system comprises the far-end server be connected with described terminal.
In one example, man machine operation interface module carries out level conversion by transition of communications circuit to signal of communication, is connected with the serial ports 1 of the core master chip circuit of kernel control module.The serial ports 3 of kernel control module carries out level conversion by transition of communications circuit to signal of communication, connects with the corresponding RS232 interface of optical fiber temperature-measurement module.Safety-protection system module is connected with the serial ports 4 of the core master chip circuit of kernel control module, and the serial ports 5 of kernel control module is that RS232 channel is connected with communication module corresponding interface by transition of communications circuit conversion.The power supply that power module provides grade different for this terminal modules.
In one example, optical fiber temperature-measurement module is by realizing the monitoring to device temperature to the Real-Time Monitoring of the fiber optic temperature being laid in equipment.
Optical fiber temperature-measurement terminal adopts distributing optical fiber sensing and control technology, and intelligence obtains spatial temperature distribution information, and the temperature of the easy breaking out of fire equipment of real time on-line monitoring, carries out intellectual analysis to the fault trend of each monitored target, and accurately locate.Simultaneously by compared with the thresholding of setting, thus judge whether to send alerting signal.
The core master chip circuit (also claiming master chip) of kernel control module monitors the touch operation order from man machine operation interface module, order kind is determined according to interface communication stipulations 1, perform corresponding function program, and man machine operation interface module will be back to during fructufy, thus realize friendly man-machine communication.
The serial ports 3 of kernel control module carries out level conversion by transition of communications circuit to signal of communication, connects with the corresponding RS232 interface of optical fiber temperature-measurement module.The temperature data that optical fiber temperature-measurement module is measured is read in kernel control module timing in an orderly manner, and carry out the conversion of rule data and parsing according to communication protocol 2 pairs of temperature datas, high efficiency smart extracts the temperature of each measurement point, and compare analysis with temperature threshold at different levels, and result is stored according to functional requirement, report main website, upgrade man machine operation interface correlated temperature data and curvilinear figure.
Safety-protection system module is connected with the serial ports 4 of the master chip of kernel control module, and kernel control module is reported about the warning of safeguard information class the setting of safety-protection system module critical operational parameters and reception safety-protection system module certainly according to the rule schemata realization of communication protocol 3.
The serial ports 5 of kernel control module is that RS232 channel is connected with the corresponding interface of communication module by transition of communications circuit conversion.Receive from the order of master station communication link layer, realize arranging the various parameter initializations of kernel control module according to the rule schemata of communication protocol 4, the passback of various kind data query and kernel control module report according to monitoring various types of warnings that warning message initiates automatically.
Heating/radiating circuit that optical fiber temperature-measurement module comprises mainly intelligent decision environment temperature, thus determine whether to open heating and radiating circuit, guarantee the temperature remained constant of constant temp. box, and then ensure the degree of accuracy of optical fiber temperature-measurement module thermometric.
The safeguard information of the security monitor circuit Real-Time Monitoring passage that safety-protection system module comprises, if detect that someone enters, then sound light alarming circuit requires start or do not start sound and light of alarm according to the setting of safety-protection system module operational factor.If kernel control module monitors device temperature and exceeds the threshold level of setting or optical fiber breaks down, then sound light alarming circuit requires start or do not start sound and light of alarm according to the setting of safety-protection system module operational factor.
Kernel control module, optical fiber temperature-measurement module, safety-protection system module all comprise watchdog circuit, memory circuit, and watchdog circuit effectively can monitor the running status of above-mentioned three modules, ensure the steady operation of total system.According to the actual demand stored, determine storage scheme, the difference divided according to functions of modules, is stored in information classification in different storage chips.
This terminal can provide real time on-line monitoring.The early warning of wind field thermometric and safety precaution end host can with the optical fiber within many 3km length, optical fiber can record temperature sensing optical cable on monitored equipment and lay real time temperature distribution along the line, main frame is Extracting temperature data according to demand, achieve continuous distribution on-line temperature monitoring and overtemperature alarm.
The check point scope that this terminal provides is large and continuous.Fibre optic installations check point is continuous, and sensing range is large, and real-time is good, and optical cable is lightweight, is easy to installation, and lifetime of system is long.
This terminal thermometric accurately and reliably.Temperature sensing optical cable itself is temperature sensor, is again transmission signal vector simultaneously, media security, thermometric is on-the-spot without other electronic equipments, light signal is by the interference of any strong-electromagnetic field, and ensure that and detect and transmission accurate, quick, stable, efficient, system reliability is high.
This terminal has good man machine operation interface.Terminal is furnished with the human-machine operation software interface be simple and easy to, particular location, title, maximum temperature data, minimum temperature data, the average temperature data of display monitored target directly perceived, carries out the temperature data display of real-time online.Terminal can be arranged the parameters of measured zone, messaging parameter, can be corrected by the precision of parameters to temperature data of the debugging primary curve page by the liquid crystal page.
This terminal provides alerting signal to have diversity.When there is overheating fault, system carries out intellectual analysis to the fault trend of each monitored target, determine fault or warning message kind, determine particular location, and warning message is embodied by various ways, this terminal is presented at the key message of warning or fault in outstanding framework, and give prominence to flickering display with light tone, can determine whether to carry out sound and light alarm according to operation configuration parameter simultaneously, thus help guided maintenance work, and this terminal storage is also from report overtemperature information, fiber failure information, security alarm information.
This terminal has perfect information storage function.The operational factor of self, initial parameter, warning message, failure message can be stored, degree/day statistics Various types of data, terminal can be preserved at any time and be inquired about the historical data (system calculates by every 5 minutes memory gaps) being no less than 10 years, is conducive to the accumulation of experience and provides foundation for accident trend and the analysis of causes.
The system main website of this terminal is furnished with far-end computer software, and managerial personnel can carry out monitor and managment at far-end; Arrange as required, adjust warning thresholding, accurate fault point, and this terminal can respond main website by network issue to the various order of temperature measurement fraction, comprise ask for temperature data, the important process parameter of asking for temperature measuring equipment, when dividing into various parameter, school etc., in addition this terminal can respond main website by network issue to the various order of security protection part, comprise arrange the correlation parameter of deploying troops on garrison duty and withdrawing a garrison, system of deploying troops on garrison duty network parameter, the state etc. of deploying troops on garrison duty and withdrawing a garrison is set.
Terminal itself has self-diagnostic function, has self-inspection, self-calibration and self-correcting function, is convenient to operation maintenance.
The exploitation of the early warning of wind field thermometric and safety precaution terminal meets the demand of current Wind turbines security protection and fire alarm early warning, this terminal applies is in unattended Wind turbines, optical fiber is distributed in continuously over long distances on each equipment in tower cylinder, terminal can monitor the temperature data of optical fiber in real time, thus realize the function of watch-dog temperature, the temperature data returned can be arranged by statistical classification, compare through intellectual analysis, terminal can find temperature anomaly and failure message in real time, thus definition realizes warning function according to demand.
Accompanying drawing explanation
Fig. 1 is the application block diagram according to an embodiment of the present utility model;
Fig. 2 is the hardware block diagram of the terminal according to an embodiment of the present utility model;
Fig. 3 is the hardware block diagram of the optical fiber temperature-measurement module according to an embodiment of the present utility model;
Fig. 4 is the watchdog circuit schematic diagram according to an embodiment of the present utility model;
Fig. 5 is the memory circuit schematic diagram according to an embodiment of the present utility model;
Fig. 6 is the layout of the man machine operation interface according to an embodiment of the present utility model.
Embodiment
Referring to Fig. 1 to Fig. 6, principle of the present utility model and illustrative embodiments are described.
As shown in Figure 1, wind field thermometric of the present utility model early warning and safety precaution terminal 100 are installed in wind-power tower inside as the end-equipment of system, multiple devices temperature of its lower management of monitoring in real time.In one example, wind field (optical fiber) thermometric early warning and the built-in 2 tunnel industry 100 m ethernet self-healing looped network fiber optic data communication interfaces of safety precaution terminal 100.Current every typhoon group of motors has 12 core Single mode communication optical cables to Central Control Room, and wherein 6 cores take (4 core fan networkings, 2 core wind power prediction), and vacant 6 cores are for subsequent use.This cover system adopts 2 core fibres for subsequent use, in 2 core fibres directly access terminal, does not need additional switch, realizes the hundred million self-healing looped network communications of system to Central Control Room.The formation of system is realized by this kind of communication mode, and final adopt a far-end server 200 to manage all optical fiber temperature-measurement early warning of whole wind field and safety precaution terminal 100, realize the setting of initial parameter, the replacement of parameter, the reporting of warning message, the inner summarizing to data of passback and main website of temperature statistics data and statistics.
In one example, far-end server 200 is connected with audible-visual annunciator 201 and printer 202.
As shown in Figure 2, terminal 100 is divided into six large modules, is respectively kernel control module 101, man machine operation interface module 102, optical fiber temperature-measurement module 103, safety-protection system module 104, communication module 105, power module 106.
The extension optical fiber of this terminal 100 is such as installed on bottom tower cylinder.In one example, temperature sensing optical cable is drawn from the optic fiber thermometer of tower cylinder one deck, cable vault, tower one deck switch board, converter cabinet bottom tower cylinder, again along cable testing bridge upwards, optical cable sinusoidally lays along cable, fixes with nylon cable tie, until cabin layer brake system, optical cable lays along brake system chassis and carries out monitoring temperature, more upwards lays to bearing, wheel box, generator, refrigeratory, heating radiator, engine room control cabinet along cable, then down lays to cable interlayer.
After laying, according to construction note, the position relationship of correspondence is organized into shelves, after terminal works on power, kernel control module 101 is inputed to by man machine operation interface module 102 at the scene by main website or operating personnel, the calibration that operating personnel can realize original measurement temperature related parametric by man machine operation interface module 102, and the various key parameters of optical fiber temperature-measurement module 103 can be inquired about, and the specific setting that can realize terminal running state parameter by this man machine operation interface module 102.After kernel control module 101 stable operation, regularly call together to optical fiber temperature-measurement module 103 according to setting-up time interval and survey all kinds of temperature data, and the temperature data of effective measurement point is extracted according to the positional information of input, the conversion of data layout is carried out according to stipulations, in conjunction with judgment criterion in real time compared with the threshold values at different levels of default, if there is temperature alarming information, terminal stores in turn by the attached key message of warning message and correspondence thereof, this warning message is illustrated on man machine operation interface in remarkable mode simultaneously, the personnel that maintain easily keep in repair according to prompting, and by this information reporting to main website, the sequence number of the Wind turbines that prompting far-end operation personnel go wrong and orientation, be convenient to pinpoint the problems fast and loss is reduced to minimum degree.And safety-protection system module 104 is responsible for the unconventional personal information of Real-Time Monitoring from monitoring probe, if there is security alarm information, safety-protection system module 104 starts warning function according to alarm flow, thus realizes safety protection function.Terminal can by communication module 105 real-time reception from the various order of main website and setting, thus the Long-distance Control realized terminal unit and data query.
As shown in Figure 3, this terminal adopts continuous distribution all-fiber warming method, and its principle is that spontaneous Raman (Raman) scattering and optical time domain reflection (OTDR) principle that produce when utilizing light to transmit in a fiber are to obtain spatial temperature distribution information.When injecting the laser pulse of certain energy and width in a fiber, it constantly produces backward Raman scattering light wave while onwards transmission in a fiber, these backward Raman scattering light wave intensity are by the temperature modulation of place fibre scattering point, the backward Raman light wave that scattering is returned is after optically filtering, opto-electronic conversion, amplification, analog-to-digital conversion, send into high-speed digital signal processor, temperature information on whole piece optical fiber just can show by system in real time, locates according to the transmission speed of light wave in optical fiber and the time of backward optical echo to temperature information simultaneously.
Because backward Raman scattering light wave intensity is very faint.Therefore, the processing gain that preferably temp measuring system needs are very high, low-down noise level just can detect this signal; Simultaneously in order to realize sufficiently high spatial positioning accuracy, temp measuring system must have time enough resolution, i.e. bandwidth sum sample frequency.Through high-frequency signal acquisition technique and Weak Signal Processing technology, demodulate the temperature value of each point for measuring temperature of optical fiber, then the data of collection are sent to industrial computer and carry out data processing, shown the temperature variation state value of each point for measuring temperature by configuration software, or shared by real-time performance teledata.
Fig. 3 illustrates the structured flowchart of an example of optical fiber temperature-measurement module, and it comprises master chip 300 and some peripheral devices.But the utility model is not limited thereto.
The kernel control module 101 of this terminal, optical fiber temperature-measurement module 103, safety-protection system module 104 all comprise watchdog circuit and respective master chip in one example.
As shown in Figure 4, in one example, watchdog circuit effectively can ensure the normal operation of master chip, in module normal operation operational process, regularly feeds dog, watchdog circuit Real-Time Monitoring feeding-dog signal.If module runs into unpredictable disturbed condition or occurs running the special status flown, watchdog circuit monitors does not have stable feeding-dog signal, this phenomenon exceedes official hour and triggers reset signal immediately, and the running status of respective modules is returned to initial power-up state.
In one example, the kernel control module 101 of this terminal, optical fiber temperature-measurement module 103, safety-protection system module 104 all comprise memory circuit and respective master chip.
As shown in Figure 5, in one example, master chip and storage chip adopt SPI communication mode to communicate, and storage space requires to carry out space planning according to the difference of memory function by master chip, and is regularly stored in successively according to the order of sequence in respective storage chip by key message according to program circuit.
As shown in Figure 6, in one example, the man machine operation interface layout of this terminal is divided into four parts, and operating personnel can manual touch screen.Part I is Map display portion 601, shows the measurement point number in each focus measurement region, region maximum temperature, minimum temperature, medial temperature.In one example, 12 measurement points are provided with altogether.Part II 602 is menu display portion, in one example, there are 6 master menus altogether (such as, the display of device temperature, curve, operating guidance, parameter configuration, historical query, these 6 master menus of pass-out, certainly be not limited thereto), click each menu, jump to immediately and divide into interface, the function realizing inquiry and arrange.Part III 603 is that information launches framework, display security protection part, fiber failure and temperature alarming information, temperature-sensitive system temperature information.When there is warning information in security protection or warning message framework, font such as presents redness, and presents blink states.Site operation personnel is facilitated to search problem source according to framework text prompt.Part IV 604 arranges hurdle for deploying troops on garrison duty and withdrawing a garrison, and operating personnel can pass through the setting that button (such as, deploy troops on garrison duty and button of withdrawing a garrison) realizes security protection and function of deploying troops on garrison duty.Man machine operation interface module is the window that terminal is externally connected, and can well meet the practical operation requirement of user.
Above with reference to illustrating preferred implementation of the present utility model, but, should be appreciated that above-mentioned explanation is only exemplary.Those skilled in the art under the prerequisite not departing from spirit and scope of the present utility model, can make various modifications and variations to the utility model.Protection domain of the present utility model is limited by the accompanying claims.
Claims (10)
1. the early warning of wind field thermometric and a safety precaution terminal, is characterized in that, described terminal comprises kernel control module, man machine operation interface module, optical fiber temperature-measurement module, safety-protection system module, communication module, power module,
Wherein, described man machine operation interface module, described optical fiber temperature-measurement module, described safety-protection system module and described communication module are connected to described kernel control module, and described power module is that described terminal is powered.
2. wind field thermometric according to claim 1 early warning and safety precaution terminal, is characterized in that, described kernel control module comprises core master chip circuit, memory circuit, watchdog reset circuit, clock circuit, expansion RAM circuit, transition of communications circuit.
3. wind field thermometric according to claim 1 early warning and safety precaution terminal, is characterized in that, described man machine operation interface module comprises touch-screen, power-switching circuit, transition of communications circuit.
4. wind field thermometric according to claim 1 early warning and safety precaution terminal, is characterized in that, described optical fiber temperature-measurement module comprises optical fiber, master chip circuit, watchdog reset circuit, memory circuit, heating/radiating circuit, constant-temperature circuit.
5. wind field thermometric according to claim 1 early warning and safety precaution terminal, it is characterized in that, described safety-protection system module comprises master chip circuit, watchdog reset circuit, memory circuit, security protection sound light alarming circuit, security monitor circuit, transition of communications circuit.
6. the wind field thermometric early warning according to any one in claim 1-5 and safety precaution terminal, it is characterized in that, described man machine operation interface module is connected with the first serial of the core master chip circuit of described kernel control module by transition of communications circuit, the second serial of described kernel control module is connected with the corresponding RS232 interface of described optical fiber temperature-measurement module by transition of communications circuit, described safety-protection system module is connected with the 3rd serial ports of the core master chip circuit of described kernel control module, 4th serial ports of described kernel control module is that RS232 channel is connected with the corresponding interface of described communication module by transition of communications circuit conversion.
7. wind field thermometric according to claim 6 early warning and safety precaution terminal, is characterized in that, described telecommunication circuit comprises one group of Ethernet telecommunication circuit, one group of optical fiber communication circuit, one group of remote signalling telecommunication circuit.
8. wind field thermometric according to claim 7 early warning and safety precaution terminal, is characterized in that, the core master chip circuit of described kernel control module adopts the MK60N512VLQ100 chip of FREESCALE company,
The master chip of described man machine operation interface module adopts the DMT80480S070 chip of Di Wenke skill,
The master chip of described safety-protection system module adopts the MC9S08AC32 chip of FREESCALE company,
Described Ethernet telecommunication circuit adopts the embedded industrial Ethernet module I EM605 chip of Shenzhen San Wang company.
9. the early warning of wind field thermometric and a security system, is characterized in that, described system comprises the terminal described in any one in one or more claim 1-8.
10. wind field thermometric according to claim 9 early warning and security system, is characterized in that, described system comprises the far-end server be connected with described terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420365424.3U CN204241935U (en) | 2014-07-03 | 2014-07-03 | The early warning of wind field thermometric and safety precaution terminal and system thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420365424.3U CN204241935U (en) | 2014-07-03 | 2014-07-03 | The early warning of wind field thermometric and safety precaution terminal and system thereof |
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| CN204241935U true CN204241935U (en) | 2015-04-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109410505A (en) * | 2018-12-17 | 2019-03-01 | 观为监测技术无锡股份有限公司 | A kind of fire alarm prompt prevention fire extinguishing system |
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2014
- 2014-07-03 CN CN201420365424.3U patent/CN204241935U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109410505A (en) * | 2018-12-17 | 2019-03-01 | 观为监测技术无锡股份有限公司 | A kind of fire alarm prompt prevention fire extinguishing system |
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