CN109524884A - A kind of security protection intelligence control system of high-tension switch cabinet - Google Patents
A kind of security protection intelligence control system of high-tension switch cabinet Download PDFInfo
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- CN109524884A CN109524884A CN201710846592.2A CN201710846592A CN109524884A CN 109524884 A CN109524884 A CN 109524884A CN 201710846592 A CN201710846592 A CN 201710846592A CN 109524884 A CN109524884 A CN 109524884A
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- 230000004224 protection Effects 0.000 title claims abstract description 21
- 238000012544 monitoring process Methods 0.000 claims abstract description 79
- 238000004458 analytical method Methods 0.000 claims description 14
- 238000012545 processing Methods 0.000 claims description 14
- 238000005070 sampling Methods 0.000 claims description 13
- 230000003321 amplification Effects 0.000 claims description 12
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 11
- 238000004891 communication Methods 0.000 claims description 9
- 238000004378 air conditioning Methods 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 6
- 230000002452 interceptive effect Effects 0.000 claims description 3
- 238000004088 simulation Methods 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 6
- 230000006870 function Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 3
- 230000002159 abnormal effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 230000002463 transducing effect Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/24—Circuit arrangements for boards or switchyards
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- H02J13/0013—
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- H02J13/0075—
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/40—Display of information, e.g. of data or controls
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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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The present invention relates to high-tension switch cabinet security protection control technology fields, more particularly to a kind of security protection intelligence control system of high-tension switch cabinet, the present invention is using control unit, the Technology design of motor unit and the mutually coordinated division of labor monitoring work of sensor monitoring unit, solves the technical issues of high-tension switch cabinet monitoring control is difficult, safety is difficult to ensure, reached with wireless remote monitoring and control mode neatly, effectively monitor high-tension switch cabinet operating condition, and control system cost is small and technical effect with safety protection functions such as alarm, Self-disconnectings；Use the switchgear automatic control technology method with singlechip CPU chip, digital-to-analogue sensor, strong and weak electric isolution control for core, solve and manually control dangerous, inefficient, the technical issues of taking time and effort, reached remote control monitoring, control mode it is simple and convenient, it is time-consuming less, the technical effect that work efficiency is high.
Description
Technical field
The present invention relates to a kind of security protection of high-tension switch cabinet security protection control technology field more particularly to high-tension switch cabinet intelligence
Control system.
Background technique
High-tension switch cabinet is also referred to as complete switch or complete power distribution equipment refers to the electrical equipment based on breaker, is
Refer to manufacturer according to the requirement of electrical primary main wiring diagram, by related high and low voltage electrical equipment and bus, current-carrying conductor, insulation
Son etc. is assemblied in closed or open metal cabinet, and as the device for receiving and distributing electric energy in electric system, height is pressed off
Closing cabinet is the important equipment in electric system, once it is abnormal, it will cause equipment fault or power outage.There is abnormal shape
When condition, the acute variation of temperature is often also shown as.So needing to grasp height at any time pressing off for the normal operation for guaranteeing switchgear
The case where closing contact temperature variation in cabinet, and carry out real time on-line monitoring.
High-tension switch cabinet is generally in the serious environment of electromagnetic interference, thus cannot use traditional low-voltage contact
Method detection, it is necessary to solve the problems, such as the security protections such as the high-voltage isulation between switchgear temp measuring system high and low pressure side.Its sub-high pressure is opened
Close cabinet be unevenly distributed over one book room in, number is more, and is distributed more spuious, and traditional monitor mode needs a large amount of cloth
Line, and it is laborious time-consuming.Therefore, it is necessary to establish effective high-tension switch cabinet safety defense monitoring system.
Summary of the invention
The technical problems to be solved by the invention are to provide a kind of high-voltage switch gear for above-mentioned technical deficiency
The security protection intelligence control system of cabinet, using control unit, motor unit and the mutually coordinated division of labor monitoring work of sensor monitoring unit
Technology design, solve the technical issues of high-tension switch cabinet monitoring control is difficult, safety is difficult to ensure, reached with wireless
Long-range monitoring and control mode neatly, effectively monitor high-tension switch cabinet operating condition, and control system cost it is small and have alarm,
The technical effect of the safety protection functions such as Self-disconnecting；It uses and is controlled with singlechip CPU chip, digital-to-analogue sensor, strong and weak be electrically isolated as core
The switchgear automatic control technology method of the heart solves and manually controls dangerous, inefficient, the technical issues of taking time and effort, reaches
Remote control monitoring, control mode be simple and convenient, it is time-consuming less, the technical effect that work efficiency is high；Using GPRS network, Internet
The Technology design of network interaction monitoring solves high-tension switch cabinet tradition monitor mode cloth linear load, monitors technology not in place
Problem, having reached monitor can be realized by GPRS network to the wireless, many-sided, multi-angle monitoring of multiple high-tension switch cabinets
Technical effect.
In order to solve the above technical problems, the technical scheme adopted by the invention is that: including control unit, sensor monitoring unit
And motor unit；The output end of sensor monitoring unit connects on the control unit, control unit output end connecting moves unit；Control
Unit side processed is connected with fingerprint logging apparatus, touch screen and display screen, and the control unit other side is connected with GPRS module；
Shown sensor monitoring unit includes temperature-humidity monitoring module, voltage and current monitoring modular, Pressure monitoring module, grounding monitor
Module, fire monitoring module, electric leakage monitoring modular and breaker monitoring modular；
The motor unit includes breaker control module, alarm lamp, fire-extinguishing apparatus, air-conditioning, dehumidifier, electromagnetic door lock and voice
Module；
Advanced optimize the technical program, the control unit include cpu chip, signal processing channel, control output module,
Power module and communication interface；Communication port side connects cpu chip, and the communication port other side connects GPRS module；At signal
The input terminal for managing channel connects sensor monitoring unit, and the output end of signal processing channel is connected on cpu chip；Control output mould
The input terminal of block connects cpu chip, controls the output end connecting moves unit of output module；Power module is connected to cpu chip
Supply pin on；Cpu chip side connects memory, and the cpu chip other side connects fingerprint logging apparatus, touch screen and display screen；
The technical program is advanced optimized, the signal processing channel includes analog signal channel, digital signal channel, sampling
Holding circuit and A/D conversion circuit；The input terminal of analog signal channel is connected with the analog sensor in sensor monitoring unit, mould
The output end of quasi- signal path is connected with filter amplification circuit, and analog signal channel connects A/D by filter amplification circuit and converts
The output end of circuit, A/D conversion circuit is connected with sampling hold circuit；The input terminal of digital signal channel is connected with sensor monitoring
Digital sensor in unit, the output end of digital signal channel are connected with filter amplification circuit, and digital signal channel passes through filter
Wave amplifying circuit is directly connected to sampling hold circuit；The output end of sampling hold circuit connects cpu chip；
The technical program is advanced optimized, the cpu chip is ATmega128 SCM system；
The technical program is advanced optimized, the control output module includes photoelectric coupled circuit and relay；Photoelectric coupled circuit it is defeated
Enter end connection cpu chip, the coil of the output end connection relay of photoelectric coupled circuit；The switch side of relay connects power supply mould
Block, the controlled electric appliance of relay switched in other side connecting moves unit；
The technical program is advanced optimized, the voltage and current monitoring modular includes voltage sensor, current sensor, power
Analyzer and fft analysis instrument；The output end of voltage sensor and the output end of current sensor are connected on power analyzer, function
The output end of rate analyzer connects fft analysis instrument, and the output end of fft analysis instrument connects cpu chip；
The technical program is advanced optimized, the security protection intelligence control system is mounted on high-tension switch cabinet, high-tension switch cabinet
It is wirelessly connected on GPRS network by GPRS module；GPRS network side interactive connection has Internet network, GPRS network
The other side is wirelessly connected with monitoring mobile phone；Monitor supervision platform is connected in Internet network.
Compared with prior art, the invention has the following advantages that 1, use ATmega128 series monolithic as master control list
Member is integrated with the memory of larger capacity and enriches powerful hardware interface circuit, has very high performance price ratio；2, with GPRS
The control mode of wireless network realizes the monitoring and control to multiple high-tension switch cabinets, reduces the wiring of control system, and
GPRS signal strong antijamming capability is effectively guaranteed the accuracy of monitoring system signal transmission；3, system can far control monitoring by
Control the situations such as greenhouse degree, air pressure and potential circuit of high-tension switch cabinet, it can also the ground connection of remote switch cabinet control, breaker
Deng；4, control unit, switchgear and the remote monitoring system three division of labor are clear, and control structure is effective, and control flow is simplified；5, strong
Light current isolation, prevents the interference to weak electricity system, ensure that the normal work of light-current system.
Detailed description of the invention
Fig. 1 is control structure figure of the present invention；
Fig. 2 is signal processing channel structure chart；
Fig. 3 is control output module structure chart；
Fig. 4 is voltage and current monitoring modular structure chart；
Fig. 5 is control network structure；
Fig. 6 is single machine unit circuit structure diagram；
Fig. 7 is filter circuit and A/D converting circuit structure figure；
Fig. 8 is voltage and current monitoring flow chart；
Fig. 9 is inspection earthing control flow chart；
Figure 10 is temperature and humidity, pressure control flow chart；
Figure 11 is current signal monitoring figure；
Figure 12 is circuit signal fft analysis figure.
In figure, 1, control unit；2, sensor monitoring unit；3, motor unit；4, fingerprint logging apparatus；5, touch screen；6, it shows
Display screen；7, temperature-humidity monitoring module；8, voltage and current monitoring modular；9, Pressure monitoring module；10, grounding monitor module；11, fiery
Calamity monitoring modular；12, leak electricity monitoring modular；13, breaker monitoring modular；14, cpu chip；15, power module；16, at signal
Manage channel；17, communication interface；18, memory；19, output module is controlled；20, breaker control module；21, alarm lamp；22,
Fire-extinguishing apparatus；23, air-conditioning；24, dehumidifier；25, electromagnetic door lock；26, voice module；27, analog sensor；28, analog signal
Channel；29, filter amplification circuit；30, A/D conversion circuit；31, sampling hold circuit；32, digital sensor；33, digital signal
Channel；34, photoelectric coupled circuit；35, relay；36, voltage sensor；37, current sensor；38, power analyzer；39, FFT points
Analyzer；40, monitor supervision platform；41, Internet network；42, GPRS network；43, mobile phone is monitored；44, high-tension switch cabinet；45,
GPRS module.
Specific embodiment
In order to make the objectives, technical solutions and advantages of the present invention clearer, With reference to embodiment and join
According to attached drawing, the present invention is described in more detail.It should be understood that these descriptions are merely illustrative, and it is not intended to limit this hair
Bright range.In addition, in the following description, descriptions of well-known structures and technologies are omitted, to avoid this is unnecessarily obscured
The concept of invention.
Specific embodiment 1: this system includes control unit 1, sensor monitoring unit 2 and motor unit 3 such as Fig. 1 to Figure 12；
The output end of sensor monitoring unit 2 is connected in control unit 1,1 output end connecting moves unit 3 of control unit；Control unit 1
Side is connected with fingerprint logging apparatus 4, touch screen 5 and display screen 6, and 1 other side of control unit is connected with GPRS module 45；
Shown sensor monitoring unit 2 includes temperature-humidity monitoring module 7, voltage and current monitoring modular 8, Pressure monitoring module 9, ground connection
Monitoring modular 10, fire monitoring module 11, electric leakage monitoring modular 12 and breaker monitoring modular 13；
The motor unit 3 includes breaker control module 20, alarm lamp 21, fire-extinguishing apparatus 22, air-conditioning 23, dehumidifier 24, electricity
Magnetic gate lock 25 and voice module 26；
The control unit 1 includes cpu chip 14, signal processing channel 16, control output module 19, power module 15 and leads to
Believe interface 17；Communication port side connects cpu chip 14, and the communication port other side connects GPRS module 45；Signal processing channel
16 input terminal connects sensor monitoring unit 2, and the output end of signal processing channel 16 is connected on cpu chip 14；Control output
The input terminal of module 19 connects cpu chip 14, controls the output end connecting moves unit 3 of output module 19；Power module 15 connects
It connects on the supply pin of cpu chip 14；14 side of cpu chip connects memory 18, and 14 other side of cpu chip connects fingerprint typing
Instrument 4, touch screen 5 and display screen 6；
The signal processing channel 16 includes analog signal channel 28, digital signal channel 33, sampling hold circuit 31 and A/D
Conversion circuit 30；The input terminal of analog signal channel 28 is connected with the analog sensor 27 in sensor monitoring unit 2, analog signal
The output end in channel 28 is connected with filter amplification circuit 29, and analog signal channel 28 connects A/D by filter amplification circuit 29 and turns
Circuit 30 is changed, the output end of A/D conversion circuit 30 is connected with sampling hold circuit 31；The input terminal of digital signal channel 33 connects
There is the digital sensor 32 in sensor monitoring unit 2, the output end of digital signal channel 33 is connected with filter amplification circuit 29, number
Word signal path 33 is directly connected to sampling hold circuit by filter amplification circuit 29；The output end of sampling hold circuit connects
Cpu chip 14；
The cpu chip 14 is ATmega128 SCM system；
The control output module 19 includes photoelectric coupled circuit 34 and relay 35；The input terminal of photoelectric coupled circuit 34 connects CPU core
Piece 14, the coil of the output end connection relay 35 of photoelectric coupled circuit 34；The switch side of relay 35 connects power module 15, after
Controlled electric appliance in the switch other side connecting moves unit 3 of electric appliance 35；
The voltage and current monitoring modular 8 includes voltage sensor 36, current sensor 37, power analyzer 38 and FFT points
Analyzer 39；The output end of voltage sensor 36 and the output end of current sensor 37 are connected on power analyzer 38, power point
The output end of analyzer 38 connects fft analysis instrument 39, and the output end of fft analysis instrument 39 connects cpu chip 14；
The security protection intelligence control system is mounted on high-tension switch cabinet 44, and high-tension switch cabinet 44 is wireless by GPRS module 45
It is connected on GPRS network 42；42 side of GPRS network interactive connection has an Internet network 41,42 other side of GPRS network without
Line is connected with monitoring mobile phone 43；Monitor supervision platform 40 is connected in Internet network 41；
Fig. 1 is the control structure figure of this system, and the security protection intelligence control system of this high-tension switch cabinet 44 mainly includes sensor monitoring
Unit 2, control unit 1 and motor unit 3；Wherein sensor monitoring unit 2 is mounted on high-tension switch cabinet 44, mainly monitors high pressure
The working conditions such as the environmental working conditions such as temperature, humidity, the air pressure of switchgear 44 and voltage and current, and whether be grounded, whether occur
The states such as fire, electric leakage, and monitoring is realized to breaker all in cabinet；
And control unit 1 mainly analyzes transducing signal, and is shown by display screen 6；Staff can pass through touch screen 5
System is operated with fingerprint logging apparatus 4, secondly, control unit 1 is connected to this system by connecting GPRS network 42
On GPRS network 42, to realize the wireless control of system；Finally, cpu chip 14 is realized by control output module 19 to dynamic
Make the control of unit 3, that is, realizes the real-time control to high-tension switch cabinet 44.
And motor unit 3 mainly includes controller control module, i.e., realizes control to the breaker in high-tension switch cabinet 44；
Secondly include dehumidifier 24 and air-conditioning 23, i.e., the temperature and humidity of switchgear is controlled；Finally, being set using alarm lamp 21, fire extinguishing
The generation of standby 22 reply emergency case and electromagnetic door lock 25 realize blocking function and the voice module 26 of switchgear to prompt
How staff operates；
Secondly, Fig. 2 is the structure chart of signal processing channel 16, sensor used in this system includes digital sensor 32 and mould
Quasi- 27 two kinds of sensor, it is therefore desirable to which signal processing is carried out respectively to both signals；Wherein digital signal passes through digital sensing
Device 32 is transmitted to digital signal channel 33, be filtered, amplify, acquire holding after be conveyed directly to cpu chip 14, and simulate letter
Number other than acting above, it is also necessary to which A/D conversion circuit 30, which converts analog signal to digital signal, could supply cpu chip 14
Identification；The effect of signal processing channel 16 is to acquire the signal of sensor, and improves the resolution ratio of signal, and guarantee signal has
With property, to finally realize that this system is efficient, quick 44 information collection function of high-tension switch cabinet；
And Fig. 3 is the major way of 1 control action unit 3 of control unit, i.e. cpu chip 14 in control unit 1 passes through optocoupler
Circuit 34 controls relay 35, the controlled electric appliance in control action unit 3 is carried out, such as air-conditioning 23, dehumidifier 24, electromagnetic door lock
25, the power supply of breaker cut-offs situation, i.e., the control to equipment in switchgear is realized by way of strong and weak be electrically isolated, effectively
Strong-electromagnetic field is prevented to the interference of light current route, ensure that control system is effectively run；
Fig. 4 is the control structure figure of voltage, circuit monitoring, first by voltage sensor 36, current sensor 37 to switchgear
The acquisition of the electric current, voltage signal of interior route, secondly by power analyzer 38, fft analysis instrument 39 to the state of voltage, electric current
It is analyzed, judges whether it works normally；Last 14 control action unit 3 of cpu chip makes corresponding movement, guarantees high pressure
Switchgear 44 good can be run, and prevent failure from the damage to switchgear occurs；
Fig. 5 is the network controlling structure figure of this system, and the present apparatus is mounted in high-tension switch cabinet 44, makes to control by GPRS module 45
System processed is connected on GPRS network 42, realizes Wireless remote control, and the advantage of this system is that multiple high pressures can be made
Switchgear 44 is connected on GPRS network 42 simultaneously, realizes integrated control, reduces the work load and work of staff
Make the time, and realize many-sided, multi-angle Internet of Things monitoring, avoids the challenges such as wiring；
Fig. 6 is the circuit structure diagram of SCM system, and this system uses ATmega128 SCM system as cpu chip 14,
It is integrated with the memory 18 of larger capacity and enriches powerful hardware interface circuit, there is high performance and price ratio, significantly
Increase the feasibility and practicability of this system；Fig. 7 is the structure chart of A/D conversion circuit 30 and filter circuit, A/D conversion circuit
30 use ADC0809 chip, and integrated level is higher, and signal resolution is higher, ensure that the validity of this system signal；
Fig. 8 is the control flow chart of the voltage of this system, current monitoring, and control flow is as follows: passing through sampling voltage, electric current first
Signal is filtered it, amplifies, and carries out fft analysis by fft analysis instrument 39, whether analyzes its amplitude first in normal model
In enclosing, if normally, then its active power and reactive power are calculated, analyze whether it needs reactive compensation；If normally divided again
Its harmonic wave situation is analysed, analyzes whether it situations such as abnormal harmonic wave occurs；If abnormal, it is sent to cpu chip 14, Jin Erbao
The reason of warning and feeding back abnormal state simultaneously acts accordingly, and is respectively the current conditions acquired and electricity in conjunction with Figure 11 and Figure 12
Flow fft analysis value, it can be seen that certain electric current all the way in it is sinusoidal respectively, in the normal range, and Figure 12 is for amplitude and frequency
Its fft analysis, it can be seen that remove outside base value, there is also the harmonic wave of a part in electric current, this system can be contained by analyzing its harmonic wave
Amount judges whether main circuit is working properly, carries out realization monitoring；
Fig. 9 and Figure 10 is respectively unlocking work flow diagram and temperature and humidity, pressure control flow chart；This system is in order to realize anti-stop-band
The realization of electromagnetic door lock 25 is added to the blocking function of high-tension switch cabinet 44, by sentencing in the anti-control of electrically operated or electrical ground etc. five
Discharge scenario completes the locking to switchgear in the electric power thus supplieds such as disconnected main line, load and cabinet；And pass through temperature and humidity, Pressure monitoring
It realizes the control to environmental factors such as temperature and humidity, guarantees the normal operation of switchgear.
It should be understood that above-mentioned specific embodiment of the invention is used only for exemplary illustration or explains of the invention
Principle, but not to limit the present invention.Therefore, that is done without departing from the spirit and scope of the present invention is any
Modification, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.In addition, appended claims purport of the present invention
Covering the whole variations fallen into attached claim scope and boundary or this range and the equivalent form on boundary and is repairing
Change example.
Claims (7)
1. a kind of security protection intelligence control system of high-tension switch cabinet, it is characterised in that: including control unit (1), sensor monitoring list
First (2) and motor unit (3)；The output end of sensor monitoring unit (2) is connected on control unit (1), control unit (1) output
It holds connecting moves unit (3)；Control unit (1) side is connected with fingerprint logging apparatus (4), touch screen (5) and display screen (6), control
Unit (1) other side processed is connected with GPRS module (45)；Shown sensor monitoring unit (2) includes temperature-humidity monitoring module (7), electricity
Current voltage monitoring modular (8), Pressure monitoring module (9), grounding monitor module (10), fire monitoring module (11), electric leakage monitoring
Module (12) and breaker monitoring modular (13)；The motor unit (3) includes breaker control module (20), alarm lamp
(21), fire-extinguishing apparatus (22), air-conditioning (23), dehumidifier (24), electromagnetic door lock (25) and voice module (26).
2. a kind of security protection intelligence control system of high-tension switch cabinet according to claim 1, it is characterised in that: control unit
It (1) include cpu chip (14), signal processing channel (16), control output module (19), power module (15) and communication interface
(17)；Communication port side connects cpu chip (14), and the communication port other side connects GPRS module (45)；Signal processing channel
(16) input terminal connects sensor monitoring unit (2), and the output end of signal processing channel (16) is connected on cpu chip (14)；
The input terminal for controlling output module (19) connects cpu chip (14), controls the output end connecting moves unit of output module (19)
(3)；Power module (15) is connected on the supply pin of cpu chip (14)；Cpu chip (14) side connects memory (18), CPU
Chip (14) other side connects fingerprint logging apparatus (4), touch screen (5) and display screen (6).
3. a kind of security protection intelligence control system of high-tension switch cabinet according to claim 2, it is characterised in that: the letter
Number treatment channel (16) includes analog signal channel (28), digital signal channel (33), sampling hold circuit (31) and A/D conversion
Circuit (30)；The input terminal of analog signal channel (28) is connected with the analog sensor (27) in sensor monitoring unit (2), simulation
The output end of signal path (28) is connected with filter amplification circuit (29), and analog signal channel (28) passes through filter amplification circuit
(29) A/D conversion circuit (30) are connected, the output end of A/D conversion circuit (30) is connected with sampling hold circuit (31)；Number letter
The input terminal in number channel (33) is connected with the digital sensor (32) in sensor monitoring unit (2), digital signal channel (33)
Output end is connected with filter amplification circuit (29), and digital signal channel (33) is directly connected to sample by filter amplification circuit (29)
Holding circuit (31)；The output end of sampling hold circuit (31) connects cpu chip (14).
4. a kind of security protection intelligence control system of high-tension switch cabinet according to claim 2, it is characterised in that: cpu chip
It (14) is ATmega128 SCM system.
5. a kind of security protection intelligence control system of high-tension switch cabinet according to claim 2, it is characterised in that: control output
Module (19) includes photoelectric coupled circuit (34) and relay (35)；The input terminal of photoelectric coupled circuit (34) connects cpu chip (14), optocoupler
The coil of output end connection relay (35) of circuit (34)；The switch side of relay (35) connects power module (15), after
Controlled electric appliance in the switch other side connecting moves unit (3) of electric appliance (35).
6. a kind of security protection intelligence control system of high-tension switch cabinet according to claim 1, it is characterised in that: voltage and current
Monitoring modular (8) includes voltage sensor (36), current sensor (37), power analyzer (38) and fft analysis instrument (39)；Electricity
The output end of pressure sensor (36) and the output end of current sensor (37) are connected on power analyzer (38), power analyzer
(38) output end connects fft analysis instrument (39), and the output end of fft analysis instrument (39) connects cpu chip (14).
7. a kind of security protection intelligence control system of high-tension switch cabinet according to claim 1, it is characterised in that: the peace
Anti- intelligence control system is mounted on high-tension switch cabinet (44), and high-tension switch cabinet (44) is wirelessly connected on by GPRS module (45)
On GPRS network (42)；GPRS network (42) side interactive connection has Internet network (41), GPRS network (42) other side
It is wirelessly connected with monitoring mobile phone (43)；Monitor supervision platform (40) are connected in Internet network (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710846592.2A CN109524884A (en) | 2017-09-19 | 2017-09-19 | A kind of security protection intelligence control system of high-tension switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN110350438A (en) * | 2019-07-16 | 2019-10-18 | 南京白云瑞来科技有限公司 | Protect measurement and control integration comprehensive distribution box |
| CN110362137A (en) * | 2019-07-19 | 2019-10-22 | 武汉华源铸诚电力股份有限公司 | A kind of power detecting management system |
| CN110970800A (en) * | 2019-10-31 | 2020-04-07 | 济南信通达电气科技有限公司 | Method and device for equipment linkage in auxiliary control system of transformer substation |
| CN111505497A (en) * | 2020-05-21 | 2020-08-07 | 宁波职业技术学院 | Complete set of switch equipment test system and test method |
| CN112104087A (en) * | 2020-09-30 | 2020-12-18 | 重庆旷闻科技咨询有限公司 | Urban power system monitoring devices based on big data |
| CN112117675A (en) * | 2020-09-22 | 2020-12-22 | 江苏伊顿电气科技有限公司 | Novel intelligent low-voltage power distribution system |
| CN113311762A (en) * | 2021-05-28 | 2021-08-27 | 应急管理部沈阳消防研究所 | Intelligent electric fire prevention and control system and method based on Internet of things technology |
| CN114447807A (en) * | 2021-12-31 | 2022-05-06 | 北京电子科技职业学院 | Weak current system based on remote control |
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