CN106340962A - Monitoring and alarming system for DC power supply in transformer substation - Google Patents

Monitoring and alarming system for DC power supply in transformer substation Download PDF

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Publication number
CN106340962A
CN106340962A CN201610834561.0A CN201610834561A CN106340962A CN 106340962 A CN106340962 A CN 106340962A CN 201610834561 A CN201610834561 A CN 201610834561A CN 106340962 A CN106340962 A CN 106340962A
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CN
China
Prior art keywords
monitoring
data
chip
sampling
voltage
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610834561.0A
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Chinese (zh)
Inventor
敖非
李辉
刘全志
张天才
刘海峰
曹慧
陈林
姜成元
代文良
曾鹏
郑显贵
许立强
梁文武
沈杨
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State Grid Corp of China SGCC
Electric Power Research Institute of State Grid Hunan Electric Power Co Ltd
State Grid Hunan Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
Electric Power Research Institute of State Grid Hunan Electric Power Co Ltd
State Grid Hunan Electric Power Co Ltd
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Application filed by State Grid Corp of China SGCC, Electric Power Research Institute of State Grid Hunan Electric Power Co Ltd, State Grid Hunan Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201610834561.0A priority Critical patent/CN106340962A/en
Publication of CN106340962A publication Critical patent/CN106340962A/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/0006Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network for single frequency AC networks

Abstract

The present invention provides a monitoring and alarming system for a DC power supply in a transformer substation. A DC power supply side monitoring module in the system is used for monitoring a charger, a bus and a storage battery in the transformer substation in real time and sending the monitoring data to a central processing module. The central processing module is used for receiving the monitoring data of the DC power supply side monitoring module, generating an alarm command when the monitoring data is abnormal, sending the alarm command to the alarm fire fighting module, and sending the received monitoring data and a telecommand signal generated accoridng to abnormal monitoring data to a remote monitoring center. The alarm fire fighting module receives the alarm command and extinguishes a fire on target abnormal equipment according to the alarm command. According to the system, the DC power supply is monitored in real time and the fire is extinguished timely, the safety and stability of DC power supply operation are improved, the human cost is reduced at the same time, the danger is controlled in a controllable range, and the stability of the transformer substation is improved greatly.

Description

A kind of monitoring and alarming system for DC source in transformer station
Technical field
The present invention relates to substation operation area of maintenance is and in particular to a kind of monitoring report for DC source in transformer station Alarm system.
Background technology
In recent years, due to the many-side reason such as DC power system operation maintenance management and equipment quality, there occurs a lot of The transformer station one caused because of accumulator explosion, the on fire or DC power system malfunction and failure such as charging device, supervising device fault Secondary, secondary device fault or accident, cause larger economic loss.Particularly with 110kv transformer station, accumulator group screen and guarantor Shield cell coexistence one Room, once the accumulator heavy losses that whole protective chamber can be caused to burn on fire, to the peace of power system The stable development of row for the national games and national economy brings serious threat.But the reason straight-flow system each component failure, inefficacy early stage Some characteristic quantities and qualitative is also lacked to the impact that straight-flow system causes after losing efficacy, especially quantitative analysis.
Therefore, how to design a kind of running status that can pass through each building block of on-line monitoring straight-flow system, and pass through Fire alarm and fire extinguishing system, the system just reported to the police and put out a fire at the straight-flow system initial stage on fire, is those skilled in the art Problem demanding prompt solution.
Content of the invention
For defect of the prior art, the present invention provides a kind of monitoring alarm system for DC source in transformer station System, is monitored to DC source in real time and puts out a fire in time, improves safety and the stability of DC source operation, drops simultaneously Low human cost, and dangerous situation can be controlled in controlled range, and then greatly improve the stability of transformer station.
For solving above-mentioned technical problem, present invention offer technical scheme below:
The invention provides a kind of monitoring and alarming system for DC source in transformer station, comprising:
Central processing module, respectively unidirectional current source monitoring modular and the warning with the communication connection of described central processing module Fire suppression module;
Described unidirectional current source monitoring modular is used for the charger in transformer station, bus and accumulator battery are supervised in real time Control, and monitoring data is sent to described central processing module;
Described CPU module is used for receiving the Monitoring Data of described unidirectional current source monitoring modular, judges described prison Whether abnormal survey data, and generate alarm command when Monitoring Data is abnormal, and described alarm command is sent to described report Alert fire suppression module;Described central processing module is connected with remote monitoring center radio communication, and by the Monitoring Data receiving and All sent to remote monitoring center according to the remote signals that thundering observed data generates;
Described warning fire suppression module accepts described alarm command, and according to described alarm command, target warping apparatus is carried out Fire extinguishing.
Further, described central processing module includes control mainboard and the touch being connected respectively with described control mainboard Display screen and memory element;
Described control mainboard is used for receiving the Monitoring Data of described unidirectional current source monitoring modular, judges all kinds of Monitoring Data Whether exceed its predetermined threshold value, and generate alarm command when there being Monitoring Data to exceed its predetermined threshold value, and by described warning Order sends to described warning fire suppression module;Described control mainboard is connected with remote monitoring center radio communication, and will receive Monitoring Data and according to thundering observed data generate remote signals all send to remote monitoring center;
Described memory element is used for storing the described Monitoring Data that described control mainboard receives;
Described touch display screen is used for carrying out system parameter setting and the realtime curve of described control mainboard.
Further, described system also includes touch display screen monitoring means;
Described touch display screen monitoring means are connected with the touch display screen in described central processing module, supervise for real-time Survey whether described touch display screen operation irregularity.
Further, described unidirectional current source monitoring modular includes: charger monitoring means, bus monitoring means and electric power storage Pond group monitoring means, and described charger monitoring means, bus monitoring means and accumulator battery monitoring means respectively with described in Centre processing module communication connection;
Described charger monitoring means are used for the voltage of charger and electric current number in unidirectional current source described in Real-time Collection According to, and the voltage of described charger and current data are sent to described central processing module;
Described bus monitoring means are for the electricity of the control bus in unidirectional current source described in Real-time Collection and closing bus bar Pressure data, and the voltage data of described control bus and closing bus bar is sent to described central processing module;
Described accumulator battery monitoring means are used for each battery in the accumulator battery in unidirectional current source described in Real-time Collection Voltage, electric current, temperature and resistance data, and the voltage of described each battery, electric current, temperature and resistance data are sent in described Centre processing module.
Further, described charger monitoring means include: an arm chip and an a/d sampling A/D chip;
The collection terminal of a described a/d sampling A/D chip connects the output voltage of the charger in described unidirectional current source respectively Control end and output current control end, the voltage for charger described in Real-time Collection and the current data of charger;
A described a/d sampling A/D chip is connected with the outfan of a described arm chip, for filling described in collecting The voltage of motor and current data send to described central processing module.
Further, described bus monitoring means include: the 2nd arm chip and the 2nd a/d sampling A/D chip;
The collection terminal of described 2nd a/d sampling A/D chip connects the voltage control of the control bus in described unidirectional current source respectively End processed and the voltage controling end of closing bus bar, for the voltage data of control bus described in Real-time Collection and closing bus bar;
Described 2nd a/d sampling A/D chip is connected with the outfan of described 2nd arm chip, for by the described control collecting The voltage data of bus processed and closing bus bar sends to described central processing module.
Further, described accumulator battery monitoring means include transfer display screen, transfer memorizer, are arranged in set of cells Battery tension and current collector, the temperature sensor being arranged in accumulator and electric resistance sensor;
The battery tension being arranged in accumulator battery and current collector, the temperature sensor being arranged on each battery and Electric resistance sensor respectively with described transfer display screen and transfer memorizer wireless communication connection;
Described battery tension and current collector are used for gathering the voltage of each battery and the electric current in described accumulator battery Data, and the voltage of described each battery and current data are respectively sent to described transfer display screen and transfer memorizer;
Described temperature sensor and electric resistance sensor are used for gathering the temperature of each battery and the resistance in described accumulator battery Data, and the temperature of each battery described and resistance data are respectively sent to described transfer display screen and transfer memorizer;
Described transfer display screen is used for each data that display receives;
Described transfer memorizer is used for each data of receiving of storage, and by each data is activation receiving to described centre Reason module.
Further, described warning fire suppression module includes the 3rd arm chip, the 3rd a/d sampling A/D chip, sound and light alarm list Unit, Smoke Sensor, gas concentration sensor and Fire Radiation sensor;
Smoke Sensor, gas concentration sensor and Fire Radiation sensor are used for gathering the cigarette of target warping apparatus Mist, gas concentration and Fire Radiation data;
The collection terminal of described 3rd a/d sampling A/D chip is passed with Smoke Sensor, gas concentration sensor and Fire Radiation Sensor is connected, and is connected with the temperature sensor in described accumulator battery monitoring means;The output of described 3rd a/d sampling A/D chip End is connected with the 3rd arm chip;
3rd arm chip is used for receiving the alarm command that described central controller module sends, and is receiving life of reporting to the police Described acousto-optic warning unit is controlled to report to the police when making;And according to receive described 3rd a/d sampling A/D chip send smog, gas Concentration and Fire Radiation data, control the extinguishing device being connected with described 3rd arm chip communication that target warping apparatus are gone out Fire.
Further, a described arm chip, the 2nd arm chip and the 3rd arm chip all adopt Stm32f103zet6arm chip.
Further, a described a/d sampling A/D chip, the 2nd a/d sampling A/D chip and the 3rd a/d sampling A/D chip are all using 16 The multichannel ad7606 sampling A/D chip in position.
As shown from the above technical solution, in a kind of urban track traffic of the present invention train movement across lines switching side Method and system, the signal of collection is sent to central processing module by each monitoring means, and central processing module judges straight-flow system is transported Whether row is abnormal, and gives early warning.Suddenly raise if there are certain accumulator shell temperature, or a whole set of straight-flow system has and emits Automatic fire alarm fire suppression module when cigarette, local temperature drastically rise high Precursory Characters on fire, strives for catching up with rescue personnel Extinguish the blaze before coming.In real time DC source can be monitored using this system, improve monitoring real-time, reduce people Power cost, and dangerous situation can be controlled in controlled range, greatly improve the stability of transformer station.
Brief description
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing Have technology description in required use accompanying drawing be briefly described it should be apparent that, drawings in the following description are the present invention Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis These accompanying drawings obtain other accompanying drawings.
Fig. 1 is a kind of structural representation for the monitoring and alarming system of DC source in transformer station of the present invention;
Fig. 2 is the structural representation of the central processing module 10 in present system;
Fig. 3 is the structural representation of the unidirectional current source monitoring modular 20 in present system;
Fig. 4 is the structural representation of the charger monitoring means 21 in the unidirectional current source monitoring modular 20 of the present invention;
Fig. 5 is the structural representation of the bus monitoring means 22 in the unidirectional current source monitoring modular 20 of the present invention;
Fig. 6 is the structural representation of the accumulator battery monitoring means 23 in the unidirectional current source monitoring modular 20 of the present invention;
Fig. 7 is the structural representation of the warning fire suppression module 30 in present system.
Specific embodiment
Purpose, technical scheme and advantage for making the embodiment of the present invention are clearer, below in conjunction with the embodiment of the present invention In accompanying drawing, the technical scheme in the embodiment of the present invention is carried out with clear, complete description it is clear that described embodiment is The a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art The every other embodiment being obtained under the premise of not making creative work, broadly falls into the scope of protection of the invention.
The embodiment of the present invention one provides a kind of monitoring and alarming system for DC source in transformer station, referring to Fig. 1.Should Monitoring and alarming system specifically includes following content:
Central processing module 10, respectively unidirectional current source monitoring modular 20 and the report with central processing module 10 communication connection Alert fire suppression module 30.
Unidirectional current source monitoring modular 20 is used for the charger in transformer station, bus and accumulator battery are supervised in real time Control, and monitoring data is sent to central processing module 10.
In above-mentioned module, unidirectional current source monitoring modular 20 directly can send monitoring data to central processing module 10 it is also possible to existing send monitoring data to a direct current cabinet monitoring modular, and central processing module 10 is supervised from this direct current cabinet again Survey and in module, read monitoring data.
CPU module 10 is used for receiving the Monitoring Data of unidirectional current source monitoring modular 20, judges that Monitoring Data is No exception, and generate alarm command when Monitoring Data is abnormal, and alarm command is sent to warning fire suppression module.
In above-mentioned module, CPU module 10 first receives the monitoring number that unidirectional current source monitoring modular 20 is sent According to or from direct current cabinet monitoring modular read monitoring data;Then CPU module 10 transfers all types of Monitoring Data The corresponding threshold value pre-setting.And be compared one by one;If there is the Monitoring Data beyond threshold value, will be true for its corresponding equipment Think target warping apparatus, and generate alarm command;The alarm command of generation is sent and goes out to warning by CPU module 10 Fiery module;Meanwhile, central processing module 10 is also connected with remote monitoring center radio communication, and by the Monitoring Data receiving and All sent to remote monitoring center according to the remote signals that thundering observed data generates.
Warning fire suppression module 30 accepts alarm command, and according to alarm command, target warping apparatus is put out a fire.
Knowable to foregoing description, the monitoring and alarming system for DC source in transformer station provided in an embodiment of the present invention, Achieve the monitor in real time to the charger in transformer station, bus and accumulator battery, and the timely discovery of thundering observed data with Obtain, warping apparatus are carried out with isolation fire extinguishing simultaneously, extinguished the blaze before rescue personnel comes;Improve monitoring real-time, Reduce human cost, and dangerous situation can be controlled in controlled range, improve the stability of transformer station.
Further, provide a kind of specific implementation of above-mentioned central processing module 10 in the embodiment of the present invention two. Referring to Fig. 2.Above-mentioned central processing module 10 specifically includes following content:
The touch display screen 12 being connected respectively including control mainboard 11 and with control mainboard 11 and memory element 13, touch Display screen monitoring means 14;
Control mainboard 11 is used for receiving the Monitoring Data of unidirectional current source monitoring modular 20, whether judges all kinds of Monitoring Data Beyond its predetermined threshold value, and generate alarm command when there being Monitoring Data to exceed its predetermined threshold value, and by alarm command respectively Send to warning fire suppression module 30;Control mainboard 11 is connected with remote monitoring center radio communication, and by the monitoring receiving number According to and according to thundering observed data generate remote signals all send to remote monitoring center.
Memory element 13 is used for storing the Monitoring Data that control mainboard 11 receives.
Touch display screen 12 is used for being controlled system parameter setting and the realtime curve of mainboard 11.
Touch display screen monitoring means 14 are connected with the touch display screen 12 in central processing module, touch for real-time monitoring Touch whether display screen 12 operation irregularity.
Knowable to foregoing description, the setting of control mainboard, touch display screen and memory element is it is achieved that to exception monitoring number According to timely discovery and quickly obtain result, and send to fire suppression module, enabling fast and effectively find out abnormal setting Standby, and it is quickly obtained processing scheme, the speed that improve system discovery and process warping apparatus, and then improve system operation Safety.
Further, the one kind providing above-mentioned unidirectional current source monitoring modular 20 in the embodiment of the present invention three implements Mode.Referring to Fig. 3.Above-mentioned unidirectional current source monitoring modular 20 specifically includes following content:
Charger monitoring means 21, bus monitoring means 22 and accumulator battery monitoring means 23, and charger monitoring means 21st, bus monitoring means 22 and accumulator battery monitoring means 23 are communicated to connect with central processing module 10 respectively.
Charger monitoring means 21 are used for the voltage of charger and current data in Real-time Collection unidirectional current source, and will The voltage of charger and current data send to central processing module 10.
Referring to Fig. 4, charger monitoring means 21 include: an arm chip 211 and an a/d sampling A/D chip 212;First The collection terminal of a/d sampling A/D chip 212 connects output voltage control end and the charger of the charger in unidirectional current source respectively Output current control end, the voltage for Real-time Collection charger and current data;First a/d sampling A/D chip 212 and an arm The outfan of chip 211 is connected, for sending the voltage of the charger collecting and current data to central processing module 10.
Bus monitoring means 22 be used for Real-time Collection unidirectional current source in control bus and closing bus bar voltage data, And send the voltage data of control bus and closing bus bar to central processing module 10.
Referring to Fig. 5, bus monitoring means 22 include: the 2nd arm chip 221 and the 2nd a/d sampling A/D chip 222;2nd a/d The collection terminal of sampling A/D chip 222 connects the voltage controling end of the control bus in unidirectional current source and the voltage of closing bus bar respectively Control end, for the voltage data of Real-time Collection control bus and closing bus bar;2nd a/d sampling A/D chip 222 and the 2nd arm core The outfan of piece 221 is connected, and processes mould for sending the voltage data of the control bus collecting and closing bus bar to central authorities Block 10.
Accumulator battery monitoring means 23 are used for the voltage of each battery, electricity in the accumulator battery in Real-time Collection unidirectional current source Stream, temperature and resistance data, and the voltage of each battery, electric current, temperature and resistance data are sent to central processing module 10.
Referring to Fig. 6, accumulator battery monitoring means 23 include transfer display screen 231, transfer memorizer 232, are arranged on battery Battery tension in group and current collector 233, the temperature sensor 234 being arranged in accumulator and electric resistance sensor 235; The battery tension being arranged in accumulator battery and current collector 233, the temperature sensor 234 being arranged on each battery and electricity Resistance sensor 235 respectively with transfer display screen 231 and transfer memorizer 232 wireless communication connection;Battery tension and electric current are adopted Storage 233 is used for gathering the voltage of each battery and current data in accumulator battery, and by the voltage of each battery and current data It is respectively sent to transfer display screen 231 and transfer memorizer 232;Temperature sensor 234 and electric resistance sensor 235 are used for collection and store The temperature of each battery in set of cells and resistance data, and the temperature of each battery and resistance data are respectively sent to transfer show Display screen 231 and transfer memorizer 232;Transfer display screen 231 is used for each data that display receives;Transfer memorizer 232 is used for Store each data receiving, and by each data is activation receiving to central processing module 10.
Knowable to foregoing description, raise suddenly if there are certain accumulator shell temperature, or a whole set of straight-flow system has and emits Automatic fire alarm fire suppression module when cigarette, local temperature drastically rise high Precursory Characters on fire, strives for catching up with rescue personnel Extinguish the blaze before coming, and dangerous situation can be controlled in controlled range.
Further, provide a kind of specific implementation of above-mentioned warning fire suppression module 30 in the embodiment of the present invention four. Referring to Fig. 7.Above-mentioned warning fire suppression module 30 specifically includes following content:
3rd arm chip 31, the 3rd a/d sampling A/D chip 32, acousto-optic warning unit 33, Smoke Sensor 34, gas concentration Sensor 35 and Fire Radiation sensor 36;
Smoke Sensor 34, gas concentration sensor 35 and Fire Radiation sensor 36 are used for gathering target warping apparatus Smog, gas concentration and Fire Radiation data;
The collection terminal of the 3rd a/d sampling A/D chip 32 and Smoke Sensor 34, gas concentration sensor 35 and Fire Radiation Sensor 36 is connected, and is connected with the temperature sensor 234 in accumulator battery monitoring means 23;3rd a/d sampling A/D chip 32 Outfan is connected with the 3rd arm chip 31;
3rd arm chip 31 is used for receiving the alarm command that central controller module 10 sends, and is receiving life of reporting to the police Acousto-optic warning unit 33 is controlled to report to the police when making;And according to receive the 3rd a/d sampling A/D chip 32 transmission smog, gas concentration And Fire Radiation data, control the extinguishing device with the 3rd arm chip 31 communication connection that target warping apparatus are put out a fire.
Wherein, an arm chip, the 2nd arm chip and the 3rd arm chip are all using stm32f103zet6arm chip; First a/d sampling A/D chip, the 2nd a/d sampling A/D chip and the 3rd a/d sampling A/D chip are all using 16 multichannel ad7606 samplings Chip.
Knowable to foregoing description, extinguishing device in the very first time, warping apparatus quickly and efficiently can be put out a fire it is ensured that The stable operation of transforming plant DC mains side, saves human cost simultaneously.
For further instruction this programme, the present invention also provides a kind of monitoring alarm system for DC source in transformer station The concrete application example of system, specifically includes following content:
Central processing module, accumulator battery monitoring modular, charging device monitoring modular, bus monitoring modular and warning are gone out Fiery module;Accumulator battery monitoring modular, charging device monitoring modular, bus monitoring modular and warning fire suppression module all pass through Rs485 communication module is connected with central processing module;
Central processing module is connected with remote monitoring center by wireless communication module.
Central processing module include touch display screen, control mainboard, memory element, usb interface, network interface and Rs485 interface;
Touch display screen, memory element, usb interface, network interface and rs485 interface are all connected with control mainboard.
Touch display screen is used for the man-machine interaction such as system parameter setting and realtime curve, and control mainboard is adopted for process The data comparing with predetermined threshold value of collection sends control or alarm signal, and memory element is used for storing various monitoring variables, Rs485 interface is used for and other module communications in system, and rs232 is used for and monitoring module communication, and network interface can be comprehensive with backstage Close automated system communication, control mainboard can produce remote signals, and remote signals are transferred to remotely supervise in the form of switching value Control center.
Also include being connected with central processing module touch display screen monitoring means, and touch display screen monitoring means are used for monitoring Touch display screen whether operation irregularity.
Bus monitoring modular includes an arm chip and the one 16 multichannel a/d sampling A/D chip;
The collection terminal of the one 16 multichannel a/d sampling A/D chip is connected with closing bus bar voltage controling end with busbar voltage, Outfan is connected with an arm chip.
One 16 multichannel a/d sampling A/D chip (ad7606) is used for controlling of sampling busbar voltage and closing bus bar voltage, The data of collection is communicated to central processing module by rs485 in real time.
Charging device monitoring modular includes the 2nd arm chip, the 2nd 16 multichannel a/d sampling A/D chip;
The collection terminal of the 2nd 16 multichannel a/d sampling A/D chip is connected with the voltage of charging device and current signal end, defeated Go out end to be connected with the 2nd arm chip.
2nd 16 multichannel a/d sampling A/D chip (ad7606), for sample charging device voltage and current signal, will be adopted The data of collection is communicated to central processing module by rs485 in real time.
Accumulator battery monitoring modular includes transfer display unit and measuring battery unit, transfer display unit and accumulator Carry out communication by 433mhz communication module between voltage measurement unit to be connected;
Transfer display unit includes transfer display screen, transfer memory module, a/d Sampling Interface, rs485 interface, 433mhz Wireless communication interface and usb interface;
Measuring battery unit includes battery tension and current acquisition module, the temperature sensing being arranged in accumulator Device and electric resistance sensor.
Warning fire suppression module includes the 3rd arm chip, the 3rd 16 multichannel a/d sampling A/D chip, acousto-optic warning unit, cigarette Mist sensor, gas concentration sensor and Fire Radiation sensor;
The collection terminal of the 3rd 16 multichannel a/d sampling A/D chip and the temperature being arranged in accumulator screen cabinet and direct-current cabinet Sensor, Smoke Sensor, gas concentration sensor and Fire Radiation sensor are connected, outfan and the 3rd arm chip phase Even;
Acousto-optic warning unit is controlled by the 3rd arm chip.
First arm chip, the 2nd arm chip and the 3rd arm chip are all using stm32f103zet6arm chip.
One 16 multichannel a/d sampling A/D chip, the 2nd 16 multichannel a/d sampling A/D chip and the 3rd 16 multichannel a/ D sampling A/D chip is all using ad7606 sampling A/D chip.
Knowable to foregoing description, communicated by rs485 between each monitoring modular and central processing module, by the signal of collection It is sent to central processing module, central module system, through calculating analysis, contrasts default threshold value, judging that straight-flow system is run is No exception, and give early warning.Suddenly raise if there are certain accumulator shell temperature, or a whole set of straight-flow system have smolder, office Automatic fire alarm fire suppression module when portion's temperature drastically rises high Precursory Characters on fire, by fire before rescue personnel comes Put out.Central processing module can be read straight-flow system and run shape by the monitoring modular communication of rs485 and straight-flow system in real time State, is that data is compared with itself monitoring, if it is determined that the method for operation is abnormal, then sends warning in time.Central authorities process mould Block is communicated with the transformer station as remote monitoring center, measures monitoring variable and warning toward background transfer in real time, also can pass through Remote signals, by alarm signal toward background transfer.
Above example is merely to illustrate technical scheme, is not intended to limit;Although with reference to the foregoing embodiments The present invention has been described in detail, it will be understood by those within the art that: it still can be to aforementioned each enforcement Technical scheme described in example is modified, or carries out equivalent to wherein some technical characteristics;And these are changed or replace Change, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.

Claims (10)

1. a kind of monitoring and alarming system for DC source in transformer station is it is characterised in that include central processing module, difference Unidirectional current source monitoring modular and warning fire suppression module with the communication connection of described central processing module;
Described unidirectional current source monitoring modular is used for carrying out monitor in real time to the charger in transformer station, bus and accumulator battery, And send monitoring data to described central processing module;
Described CPU module is used for receiving the Monitoring Data of described unidirectional current source monitoring modular, judges described monitoring number Abnormal according to whether, and generate alarm command when Monitoring Data is abnormal, and described alarm command is sent go out to described warning Fiery module;Described central processing module is connected with remote monitoring center radio communication, and by the Monitoring Data receiving and according to The remote signals that thundering observed data generates all send to remote monitoring center;
Described warning fire suppression module accepts described alarm command, and according to described alarm command, target warping apparatus is gone out Fire.
2. system according to claim 1 is it is characterised in that described central processing module includes control mainboard and difference The touch display screen being connected with described control mainboard and memory element;
Described control mainboard is used for receiving the Monitoring Data of described unidirectional current source monitoring modular, whether judges all kinds of Monitoring Data Beyond its predetermined threshold value, and generate alarm command when there being Monitoring Data to exceed its predetermined threshold value, and by described alarm command Send to described warning fire suppression module;Described control mainboard is connected with remote monitoring center radio communication, and by the prison receiving Survey data and all sent to remote monitoring center according to the remote signals that thundering observed data generates;
Described memory element is used for storing the described Monitoring Data that described control mainboard receives;
Described touch display screen is used for carrying out system parameter setting and the realtime curve of described control mainboard.
3. system according to claim 1 is it is characterised in that described system also includes touch display screen monitoring means;
Described touch display screen monitoring means are connected with the touch display screen in described central processing module, for real-time monitoring institute State whether touch display screen operation irregularity.
4. system according to claim 1 is it is characterised in that described unidirectional current source monitoring modular includes: charger prison Survey unit, bus monitoring means and accumulator battery monitoring means, and described charger monitoring means, bus monitoring means and electric power storage Pond group monitoring means are communicated to connect with described central processing module respectively;
Described charger monitoring means are used for the voltage of charger and current data in unidirectional current source described in Real-time Collection, and The voltage of described charger and current data are sent to described central processing module;
Described bus monitoring means are for the voltage number of the control bus in unidirectional current source described in Real-time Collection and closing bus bar According to, and the voltage data of described control bus and closing bus bar is sent to described central processing module;
Described accumulator battery monitoring means be used for unidirectional current source described in Real-time Collection in accumulator battery in each battery voltage, Electric current, temperature and resistance data, and the voltage of described each battery, electric current, temperature and resistance data are sent to described centre Reason module.
5. system according to claim 4 is it is characterised in that described charger monitoring means include: an arm chip and First a/d sampling A/D chip;
The collection terminal of a described a/d sampling A/D chip connects the output voltage control of the charger in described unidirectional current source respectively End and output current control end, the voltage for charger described in Real-time Collection and the current data of charger;
A described a/d sampling A/D chip is connected with the outfan of a described arm chip, for by the described charger collecting Voltage and current data send to described central processing module.
6. system according to claim 5 is it is characterised in that described bus monitoring means include: the 2nd arm chip and Two a/d sampling A/D chip;
The collection terminal of described 2nd a/d sampling A/D chip connects the voltage controling end of the control bus in described unidirectional current source respectively And the voltage controling end of closing bus bar, for the voltage data of control bus described in Real-time Collection and closing bus bar;
Described 2nd a/d sampling A/D chip is connected with the outfan of described 2nd arm chip, for the described control mother that will collect The voltage data of line and closing bus bar sends to described central processing module.
7. system according to claim 6 it is characterised in that described accumulator battery monitoring means include transfer display screen, Transfer memorizer, the battery tension being arranged in set of cells and current collector, the temperature sensor being arranged in accumulator And electric resistance sensor;
The battery tension being arranged in accumulator battery and current collector, the temperature sensor being arranged on each battery and resistance Sensor respectively with described transfer display screen and transfer memorizer wireless communication connection;
Described battery tension and current collector are used for gathering the voltage of each battery and the current data in described accumulator battery, And the voltage of described each battery and current data are respectively sent to described transfer display screen and transfer memorizer;
Described temperature sensor and electric resistance sensor are used for gathering the temperature of each battery and the resistance data in described accumulator battery, And the temperature of each battery described and resistance data are respectively sent to described transfer display screen and transfer memorizer;
Described transfer display screen is used for each data that display receives;
Described transfer memorizer is used for each data that storage receives, and each data is activation receiving is processed mould to described central authorities Block.
8. system according to claim 7 it is characterised in that described warning fire suppression module include the 3rd arm chip, the 3rd A/d sampling A/D chip, acousto-optic warning unit, Smoke Sensor, gas concentration sensor and Fire Radiation sensor;
Smoke Sensor, gas concentration sensor and Fire Radiation sensor are used for gathering smog, the gas of target warping apparatus Bulk concentration and Fire Radiation data;
The collection terminal of described 3rd a/d sampling A/D chip and Smoke Sensor, gas concentration sensor and Fire Radiation sensor It is connected, and be connected with the temperature sensor in described accumulator battery monitoring means;The outfan of described 3rd a/d sampling A/D chip with 3rd arm chip is connected;
3rd arm chip is used for receiving the alarm command that described central controller module sends, and when receiving alarm command Described acousto-optic warning unit is controlled to report to the police;And according to receive described 3rd a/d sampling A/D chip send smog, gas concentration And Fire Radiation data, control the extinguishing device being connected with described 3rd arm chip communication that target warping apparatus are put out a fire.
9. system according to claim 8 is it is characterised in that a described arm chip, the 2nd arm chip and the 3rd arm Chip is all using stm32f103zet6arm chip.
10. system according to claim 8 is it is characterised in that a described a/d sampling A/D chip, the 2nd a/d sampling A/D chip And the 3rd a/d sampling A/D chip all using 16 multichannel ad7606 sampling A/D chip.
CN201610834561.0A 2016-09-20 2016-09-20 Monitoring and alarming system for DC power supply in transformer substation Pending CN106340962A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108761238A (en) * 2018-05-29 2018-11-06 国网山东省电力公司济南供电公司 A kind of long-range monitoring and maintenance system of digital transformer substation straight-flow system
CN109986966A (en) * 2017-12-28 2019-07-09 长沙市比亚迪汽车有限公司 The monitoring system of electric car and its high-tension distribution box, monitoring method
CN110882504A (en) * 2019-11-22 2020-03-17 国网河北省电力有限公司电力科学研究院 Direct-current power supply system storage battery pack fire pre-judging and fire extinguishing system and method

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4604619A (en) * 1983-09-16 1986-08-05 Goodwater Harry C Apparatus and method for multiple mode remote control switching
CN201138445Y (en) * 2008-01-04 2008-10-22 刘欣传 Multifunctional security monitoring apparatus
CN103077576A (en) * 2012-12-31 2013-05-01 深圳市广安消防装饰工程有限公司 Intelligent fire alarm and evacuation indicating system
CN205123410U (en) * 2015-10-27 2016-03-30 国家电网公司 DC power supply early warning and fire extinguishing systems suitable for on --spot operation of transformer substation
CN105664405A (en) * 2016-03-31 2016-06-15 国网上海市电力公司 Fire detection pipe automatic fire extinguishing device used in alternating-current and direct-current power system in transformer substation

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4604619A (en) * 1983-09-16 1986-08-05 Goodwater Harry C Apparatus and method for multiple mode remote control switching
CN201138445Y (en) * 2008-01-04 2008-10-22 刘欣传 Multifunctional security monitoring apparatus
CN103077576A (en) * 2012-12-31 2013-05-01 深圳市广安消防装饰工程有限公司 Intelligent fire alarm and evacuation indicating system
CN205123410U (en) * 2015-10-27 2016-03-30 国家电网公司 DC power supply early warning and fire extinguishing systems suitable for on --spot operation of transformer substation
CN105664405A (en) * 2016-03-31 2016-06-15 国网上海市电力公司 Fire detection pipe automatic fire extinguishing device used in alternating-current and direct-current power system in transformer substation

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109986966A (en) * 2017-12-28 2019-07-09 长沙市比亚迪汽车有限公司 The monitoring system of electric car and its high-tension distribution box, monitoring method
CN109986966B (en) * 2017-12-28 2021-02-23 长沙市比亚迪汽车有限公司 Electric automobile and monitoring system and monitoring method of high-voltage distribution box of electric automobile
CN108761238A (en) * 2018-05-29 2018-11-06 国网山东省电力公司济南供电公司 A kind of long-range monitoring and maintenance system of digital transformer substation straight-flow system
CN110882504A (en) * 2019-11-22 2020-03-17 国网河北省电力有限公司电力科学研究院 Direct-current power supply system storage battery pack fire pre-judging and fire extinguishing system and method

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