CN105743224B - Operation and maintenance management system of substation - Google Patents
Operation and maintenance management system of substation Download PDFInfo
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- CN105743224B CN105743224B CN201610247194.4A CN201610247194A CN105743224B CN 105743224 B CN105743224 B CN 105743224B CN 201610247194 A CN201610247194 A CN 201610247194A CN 105743224 B CN105743224 B CN 105743224B
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- 238000012423 maintenance Methods 0.000 title abstract description 5
- 238000004891 communication Methods 0.000 claims abstract description 18
- 238000012544 monitoring process Methods 0.000 claims abstract description 8
- 102100039435 C-X-C motif chemokine 17 Human genes 0.000 claims description 22
- 101000889048 Homo sapiens C-X-C motif chemokine 17 Proteins 0.000 claims description 22
- 230000005611 electricity Effects 0.000 claims description 5
- 238000001514 detection method Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 206010044565 Tremor Diseases 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
Classifications
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- H02J13/0006—
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
-
- 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
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/12—Energy storage units, uninterruptible power supply [UPS] systems or standby or emergency generators, e.g. in the last power distribution stages
-
- 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
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
- Y04S20/248—UPS systems or standby or emergency generators
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- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Alarm Systems (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The invention provides a technical scheme of an operation and maintenance management system for a substation. The operation and maintenance management system comprises an information acquisition device, wherein the information acquisition device is used for default phase and power loss detection and is connected with an information collection device, the information collection device is connected with a controller, the controller is connected with an interface module and a wireless communication module, a camera for image information in a monitoring substation is connected with the controller, the controller is connected with an alarm by an alarm control circuit and is connected with a mains supply through a power supply module, a power supply protection module is further arranged between the mains supply and the power supply module, and the power supply module is connected with a storage battery. With the system provided by the invention, the operation and maintenance condition of the substation can be timely transferred to an upper computer or a control platform, the system has an alarm function, and an alarm can be timely given out; and the system is also provided with the power supply protection module, and thus, the normal running of the whole system can be ensured.
Description
Technical field
The present invention relates to power equipment, especially a kind of transformer station operation management system.
Background technology
In the prior art, known technology is current transformer station, uses special messenger's mode on duty or that regularly patrol and examine to enter
, there is poor real, without remotely detecting function in row site supervision；Once break down or other abnormal conditions, it is impossible to when first
Between respond.Along with telecommunication technology and the development of automated management technology, by running status, the fault of each transformer station
Situation carries out centralized detecting, centralized maintenance by wireless network；It is reliable that a small amount of investment is just greatly improved each substation operation
Property, shorten fault time.
Summary of the invention
The purpose of the present invention is aiming at the deficiency existing for prior art, and provides a kind of transformer station operation management system
Technical scheme, the system of the program O&M situation of transformer station can be delivered to timely host computer or control platform,
And there is warning function, can report to the police timely, also there is power supply protection module, so can ensure that the normal of whole system
Run.
This programme is achieved by the following technical measures: a kind of transformer station operation management system, including for phase shortage
With the information acquisition device of dead electricity detection, the feature of this programme is: described information acquisition device is connected with information collector, information
Device is connected with controller, and described controller is connected with interface module, wireless communication module, has image information in a monitoring transformer station
Photographic head be connected with described controller, described controller is connected with alarm by alarm control circuit, described control
Device is electrically connected with city by supply module, is additionally provided with power supply protection module, described power supply between civil power and supply module
Module is also connected with accumulator.
Described wireless communication module is 2G wireless communication module or 3G wireless communication module.
Described alarm module includes first audion VT1, and the base stage of first audion VT1 is connected with controller,
The emitter stage T of first audion VT1 is connected by the first resistance R1 and+VCC1, and the colelctor electrode of first audion VT1 passes through
Second resistance R2 ground connection, the colelctor electrode of first audion VT1 and 3 feet of the first operational amplifier IC1 connect, and the first computing is put
2 feet of big device IC1 are by the first electric capacity C1, the 3rd resistance R3 ground connection, and 7 feet of the first operational amplifier IC1 are connected with+VCC1,
The 4 foot ground connection of the first operational amplifier IC1,8 feet of the first operational amplifier IC1 pass through the 4th resistance R4 ground connection, the first computing
6 feet of amplifier IC1 are connected by 2 feet of the 5th resistance R5 and the first operational amplifier IC1, the 6 of the first operational amplifier IC1
Foot passes through the 6th resistance R6, the 3rd resistance R3 ground connection, and 6 feet of the first operational amplifier IC1 pass through the second electric capacity C2, the 7th resistance
2 feet of R7 and the second operational amplifier IC2 connect, and 2 feet of the second operational amplifier IC2 pass through the 8th resistance R8 and the second computing
6 feet of amplifier IC2 connect, and have the 3rd electric capacity C3 in parallel with the 8th described resistance R8,7 feet of the second operational amplifier IC2
Being connected with+VCC1,3 feet of the second operational amplifier IC2 and the sliding end of the first slide rheostat RB1 connect, and the second computing is put
The 4 foot ground connection of big device IC2, the second operational amplifier IC28 foot passes through the 9th resistance R9 ground connection, described first slide rheostat RB1
It is serially connected between+VCC1 and earth lead after connecting with the tenth resistance R10, has the second slide rheostat RB2 and the 11st resistance R11
After series connection, connect with the first slide rheostat RB1,6 feet of the second operational amplifier IC2 and 2 feet of the 3rd operational amplifier IC3
Connecting, 7 feet of the 3rd operational amplifier IC3 are connected with+VCC1, and 3 feet of the 3rd operational amplifier IC3 pass through the 12nd resistance
2 feet of R12 and four-operational amplifier IC4 connect, and 3 feet of the 3rd operational amplifier IC3 pass through the 13rd resistance R13 and the 3rd
6 feet of operational amplifier IC3 connect, and the 4 foot ground connection of the 3rd operational amplifier IC3,8 feet of the 3rd operational amplifier IC3 pass through
14th resistance R14 ground connection, 3 feet of four-operational amplifier IC4 are connected to the first slide rheostat RB1 and the second slip variable resistance
Between device RB2,7 feet of four-operational amplifier IC4 are connected with+VCC1, the 4 foot ground connection of four-operational amplifier IC4, the 4th fortune
Calculate 8 feet of amplifier IC4 by the 15th resistance R15 ground connection, 6 feet of four-operational amplifier IC4 and four-operational amplifier
2 feet of IC4 connect, and 6 feet of the 3rd operational amplifier IC3 pass through the 16th resistance R16, the 4th electric capacity C4, first diode
2 feet of D1 and four-operational amplifier IC4 connect, the sliding end of the second slide rheostat RB2 by the 17th resistance R17, the
The positive pole of two diode D2 and first diode D1 connects, and the positive pole of second diode D2 is by the 5th electric capacity C5 and the
6 feet of four-operational amplifier IC4 connect, and the positive pole of second diode D2 passes through the 18th resistance R18 and the 5th operation amplifier
2 feet of device IC5 connect, and 3 feet of the 5th operational amplifier IC5 pass through the 19th resistance R19 and the 6 of the 5th operational amplifier IC5
Foot connects, and 3 feet of the 5th operational amplifier IC5 are connected by 6 feet of the 20th resistance R20 and four-operational amplifier, and the 5th
The 4 foot ground connection of operational amplifier IC5,8 feet of the 5th operational amplifier IC5 pass through the 21st resistance R21 ground connection, the 5th computing
7 feet of amplifier IC5 are connected with+VCC1, and 6 feet of the 5th operational amplifier IC5 are by the 22nd resistance R22 and second three
The base stage of pole pipe VT2 connects, and the base stage of second audion VT2 passes through the 23rd resistance R23 ground connection, second audion
The grounded emitter of VT2, the colelctor electrode of second audion VT2 is connected with+VCC2 by the first relay J 1, the first relay
The normally opened contact J1-1 of J1 connects with alarm.
Described+VCC1 and+VCC2 is+9V.
The Standard resistance range of the first described slide rheostat RB1 is 18 kilo-ohms≤RB1≤22 kilo-ohm, the second slip variable resistance
The Standard resistance range of device RB2 is 18 kilo-ohms≤RB2≤22 kilo-ohm.
Described power supply protection module includes chip IC 6, and 4 feet of chip IC 6 are connected with civil power zero line, 1 foot of chip IC 6
It is connected with the live wire of civil power by the 3rd diode D3, the 6th electric capacity C6, has the 24th resistance R24 and the 6th electric capacity C6 also
Connection, concatenates the 4th diode D4, the 25th resistance R25, the 3rd slide rheostat between described civil power live wire and zero line
RB3, has the 7th electric capacity C7 in parallel with the 3rd described slide rheostat RB3, and the sliding end of the 3rd slide rheostat RB3 is by the
26 resistance R26 are connected with 5 feet of chip IC 6, are provided with the first stabilivolt VS1, core between 5 feet and the zero line of chip IC 6
Connect between 4 feet and 5 feet of sheet IC6 the 8th electric capacity C8, and 4 feet of chip IC 6 are connected with zero line, and 1 foot of chip IC 6 passes through the
Nine electric capacity C9 are connected with zero line, have the second stabilivolt VS2 and the 9th electric capacity C9 in parallel, and 2 feet of chip IC 6 and 3 feet connect, chip
2 feet of IC6 are connected with zero line by the second relay J 2, have the 5th diode D5 and the second relay J 2 in parallel, and second continues
The normally-closed contact J2-1 of electrical equipment J2 is serially connected between live wire and zero line after connecting with described supply module, the second relay J 2
Normally opened contact J2-2 is connected between accumulator and supply module.
The Standard resistance range of the 3rd described slide rheostat RB3 is 26 kilo-ohms≤RB3≤28 kilo-ohm.
The beneficial effect of this programme can be learnt, owing to there being information acquisition device in this scenario according to the narration of such scheme
Then the information of acquisition can be sent to information collector with monitoring substation phase shortage or dead electricity, and information collector is with multiple
Information acquisition device connects, so can be with the phase shortage of each position in monitoring substation or civil power；Photographic head is had to be connected with controller,
So can be with the video in monitoring substation or image information, information is adopted by controller by interface module or wireless communication module
The information of storage and camera collection is sent to host computer or control system, and native system is just to have power supply protection module can ensure that
Often work, if power abnormal, power supply protection module can be switched to storage battery power supply, it is ensured that system properly functioning；When
When monitoring phase shortage, dead electricity or power supply shakiness, controller is reported to the police by controlling alarm control circuit control alarm, and leads to
Cross interface module or wireless communication module and warning message is sent to host computer or control system, and wireless communication module is 2G
Wireless communication module or 3G wireless communication module, such warning message can also be sent on mobile phone set in advance；Native system
Middle use interface module is combined with wireless communication module, and once one of them module breaks down, and another module still may be used
The information of collection or warning message to be sent, so can ensure that the unimpeded of information, it is ensured that stablizing of system；Report to the police and control
Circuit processed uses multiple operational amplifiers, and such controller avoids the need for big power just can realize the control to alarm,
And reduce the standby current of alarm, decrease electric energy loss.As can be seen here, the present invention compared with prior art, has
Prominent substantive distinguishing features and significantly progress, its beneficial effect implemented also is apparent from.
Accompanying drawing explanation
Fig. 1 is the electrical principle block diagram of the specific embodiment of the invention.
Fig. 2 is the circuit diagram of alarm control circuit.
Fig. 3 is the circuit diagram of power supply protection module.
Detailed description of the invention
For the technical characterstic of this programme can be clearly described, below by a detailed description of the invention, and combine its accompanying drawing, right
This programme is illustrated.
By accompanying drawing it can be seen that transformer station's operation management system of this programme, including detect for phase shortage and dead electricity
Information acquisition device, described information acquisition device is connected with information collector, and information collector is connected with controller, described controller with
Interface module, wireless communication module connect, and have the photographic head of image information in a monitoring transformer station to be connected with described controller,
Described controller is connected with alarm by alarm control circuit, and described controller is electrically connected with city by supply module,
Being additionally provided with power supply protection module between civil power and supply module, described supply module is also connected with accumulator.Described
Wireless communication module is 2G wireless communication module or 3G wireless communication module.
Described alarm module includes first audion VT1, and the base stage of first audion VT1 is connected with controller,
The emitter stage T of first audion VT1 is connected by the first resistance R1 and+VCC1, and the colelctor electrode of first audion VT1 passes through
Second resistance R2 ground connection, the colelctor electrode of first audion VT1 and 3 feet of the first operational amplifier IC1 connect, and the first computing is put
2 feet of big device IC1 are by the first electric capacity C1, the 3rd resistance R3 ground connection, and 7 feet of the first operational amplifier IC1 are connected with+VCC1,
The 4 foot ground connection of the first operational amplifier IC1,8 feet of the first operational amplifier IC1 pass through the 4th resistance R4 ground connection, the first computing
6 feet of amplifier IC1 are connected by 2 feet of the 5th resistance R5 and the first operational amplifier IC1, the 6 of the first operational amplifier IC1
Foot passes through the 6th resistance R6, the 3rd resistance R3 ground connection, and 6 feet of the first operational amplifier IC1 pass through the second electric capacity C2, the 7th resistance
2 feet of R7 and the second operational amplifier IC2 connect, and 2 feet of the second operational amplifier IC2 pass through the 8th resistance R8 and the second computing
6 feet of amplifier IC2 connect, and have the 3rd electric capacity C3 in parallel with the 8th described resistance R8,7 feet of the second operational amplifier IC2
Being connected with+VCC1,3 feet of the second operational amplifier IC2 and the sliding end of the first slide rheostat RB1 connect, and the second computing is put
The 4 foot ground connection of big device IC2, the second operational amplifier IC28 foot passes through the 9th resistance R9 ground connection, described first slide rheostat RB1
It is serially connected between+VCC1 and earth lead after connecting with the tenth resistance R10, has the second slide rheostat RB2 and the 11st resistance R11
After series connection, connect with the first slide rheostat RB1,6 feet of the second operational amplifier IC2 and 2 feet of the 3rd operational amplifier IC3
Connecting, 7 feet of the 3rd operational amplifier IC3 are connected with+VCC1, and 3 feet of the 3rd operational amplifier IC3 pass through the 12nd resistance
2 feet of R12 and four-operational amplifier IC4 connect, and 3 feet of the 3rd operational amplifier IC3 pass through the 13rd resistance R13 and the 3rd
6 feet of operational amplifier IC3 connect, and the 4 foot ground connection of the 3rd operational amplifier IC3,8 feet of the 3rd operational amplifier IC3 pass through
14th resistance R14 ground connection, 3 feet of four-operational amplifier IC4 are connected to the first slide rheostat RB1 and the second slip variable resistance
Between device RB2,7 feet of four-operational amplifier IC4 are connected with+VCC1, the 4 foot ground connection of four-operational amplifier IC4, the 4th fortune
Calculate 8 feet of amplifier IC4 by the 15th resistance R15 ground connection, 6 feet of four-operational amplifier IC4 and four-operational amplifier
2 feet of IC4 connect, and 6 feet of the 3rd operational amplifier IC3 pass through the 16th resistance R16, the 4th electric capacity C4, first diode
2 feet of D1 and four-operational amplifier IC4 connect, the sliding end of the second slide rheostat RB2 by the 17th resistance R17, the
The positive pole of two diode D2 and first diode D1 connects, and the positive pole of second diode D2 is by the 5th electric capacity C5 and the
6 feet of four-operational amplifier IC4 connect, and the positive pole of second diode D2 passes through the 18th resistance R18 and the 5th operation amplifier
2 feet of device IC5 connect, and 3 feet of the 5th operational amplifier IC5 pass through the 19th resistance R19 and the 6 of the 5th operational amplifier IC5
Foot connects, and 3 feet of the 5th operational amplifier IC5 are connected by 6 feet of the 20th resistance R20 and four-operational amplifier, and the 5th
The 4 foot ground connection of operational amplifier IC5,8 feet of the 5th operational amplifier IC5 pass through the 21st resistance R21 ground connection, the 5th computing
7 feet of amplifier IC5 are connected with+VCC1, and 6 feet of the 5th operational amplifier IC5 are by the 22nd resistance R22 and second three
The base stage of pole pipe VT2 connects, and the base stage of second audion VT2 passes through the 23rd resistance R23 ground connection, second audion
The grounded emitter of VT2, the colelctor electrode of second audion VT2 is connected with+VCC2 by the first relay J 1, the first relay
The normally opened contact J1-1 of J1 connects with alarm.Described+VCC1 and+VCC2 is+9V.The first described slide rheostat
The Standard resistance range of RB1 is 18 kilo-ohms≤RB1≤22 kilo-ohm, and the Standard resistance range of the second slide rheostat RB2 is 18 kilo-ohms≤RB2
≤ 22 kilo-ohms.
Described power supply protection module includes chip IC 6, and 4 feet of chip IC 6 are connected with civil power zero line, 1 foot of chip IC 6
It is connected with the live wire of civil power by the 3rd diode D3, the 6th electric capacity C6, has the 24th resistance R24 and the 6th electric capacity C6 also
Connection, concatenates the 4th diode D4, the 25th resistance R25, the 3rd slide rheostat between described civil power live wire and zero line
RB3, has the 7th electric capacity C7 in parallel with the 3rd described slide rheostat RB3, and the sliding end of the 3rd slide rheostat RB3 is by the
26 resistance R26 are connected with 5 feet of chip IC 6, are provided with the first stabilivolt VS1, core between 5 feet and the zero line of chip IC 6
Connect between 4 feet and 5 feet of sheet IC6 the 8th electric capacity C8, and 4 feet of chip IC 6 are connected with zero line, and 1 foot of chip IC 6 passes through the
Nine electric capacity C9 are connected with zero line, have the second stabilivolt VS2 and the 9th electric capacity C9 in parallel, and 2 feet of chip IC 6 and 3 feet connect, chip
2 feet of IC6 are connected with zero line by the second relay J 2, have the 5th diode D5 and the second relay J 2 in parallel, and second continues
The normally-closed contact J2-1 of electrical equipment J2 is serially connected between live wire and zero line after connecting with described supply module, the second relay J 2
Normally opened contact J2-2 is connected between accumulator and supply module.The Standard resistance range of the 3rd described slide rheostat RB3 is 26
Kilo-ohm≤RB3≤28 kilo-ohm.
The present invention is not limited in above-mentioned detailed description of the invention, and those of ordinary skill in the art are in the essential scope of the present invention
The change inside made, retrofit, add or replace, also should belong to protection scope of the present invention.
Claims (6)
1. transformer station's operation management system, including the information acquisition device detected for phase shortage and dead electricity, is characterized in that: described
Information acquisition device is connected with information collector, and information collector is connected with controller, described controller and interface module, channel radio
Letter module connects, and has the photographic head of image information in a monitoring transformer station to be connected with described controller, and described controller passes through
Alarm control circuit is connected with alarm, and described controller is electrically connected with city, at civil power and supply module by supply module
Between be additionally provided with power supply protection module, described supply module is also connected with accumulator；
Described alarm module includes first audion VT1, and the base stage of first audion VT1 is connected with controller, first
The emitter stage T of individual audion VT1 is connected by the first resistance R1 and+VCC1, and the colelctor electrode of first audion VT1 passes through second
Resistance R2 ground connection, the colelctor electrode of first audion VT1 and 3 feet of the first operational amplifier IC1 connect, the first operational amplifier
2 feet of IC1 pass through the first electric capacity C1, the 3rd resistance R3 ground connection, and 7 feet of the first operational amplifier IC1 are connected with+VCC1, and first
The 4 foot ground connection of operational amplifier IC1,8 feet of the first operational amplifier IC1 pass through the 4th resistance R4 ground connection, the first operation amplifier
6 feet of device IC1 are connected by 2 feet of the 5th resistance R5 and the first operational amplifier IC1, and 6 feet of the first operational amplifier IC1 lead to
Cross the 6th resistance R6, the 3rd resistance R3 ground connection, 6 feet of the first operational amplifier IC1 by the second electric capacity C2, the 7th resistance R7 with
2 feet of the second operational amplifier IC2 connect, and 2 feet of the second operational amplifier IC2 pass through the 8th resistance R8 and the second operation amplifier
Device IC2 6 feet connect, have the 3rd electric capacity C3 in parallel with the 8th described resistance R8,7 feet of the second operational amplifier IC2 and+
VCC1 connects, and 3 feet of the second operational amplifier IC2 and the sliding end of the first slide rheostat RB1 connect, the second operational amplifier
The 4 foot ground connection of IC2, the second operational amplifier IC28 foot passes through the 9th resistance R9 ground connection, described first slide rheostat RB1 and the
It is serially connected between+VCC1 and earth lead after ten resistance R10 series connection, has the second slide rheostat RB2 and the 11st resistance R11 series connection
After, to connect with the first slide rheostat RB1,6 feet of the second operational amplifier IC2 and 2 feet of the 3rd operational amplifier IC3 are even
Connecing, 7 feet of the 3rd operational amplifier IC3 are connected with+VCC1, and 3 feet of the 3rd operational amplifier IC3 pass through the 12nd resistance R12
Being connected with 2 feet of four-operational amplifier IC4,3 feet of the 3rd operational amplifier IC3 are by the 13rd resistance R13 and the 3rd fortune
6 feet calculating amplifier IC3 connect, the 4 foot ground connection of the 3rd operational amplifier IC3, and 8 feet of the 3rd operational amplifier IC3 are by the
14 resistance R14 ground connection, 3 feet of four-operational amplifier IC4 are connected to the first slide rheostat RB1 and the second slide rheostat
Between RB2,7 feet of four-operational amplifier IC4 are connected with+VCC1, the 4 foot ground connection of four-operational amplifier IC4, the 4th computing
8 feet of amplifier IC4 pass through the 15th resistance R15 ground connection, 6 feet of four-operational amplifier IC4 and four-operational amplifier IC4
2 feet connect, 6 feet of the 3rd operational amplifier IC3 by the 16th resistance R16, the 4th electric capacity C4, first diode D1 with
Four-operational amplifier IC4 2 feet connect, the sliding end of the second slide rheostat RB2 by the 17th resistance R17, second
The positive pole of diode D2 and first diode D1 connects, and the positive pole of second diode D2 is by the 5th electric capacity C5 and the 4th fortune
6 feet calculating amplifier IC4 connect, and the positive pole of second diode D2 passes through the 18th resistance R18 and the 5th operational amplifier IC5
2 feet connect, 3 feet of the 5th operational amplifier IC5 by the 19th resistance R19 and the 5th operational amplifier IC5 6 feet companies
Connecing, 3 feet of the 5th operational amplifier IC5 are connected by 6 feet of the 20th resistance R20 and four-operational amplifier, the 5th computing
The 4 foot ground connection of amplifier IC5,8 feet of the 5th operational amplifier IC5 pass through the 21st resistance R21 ground connection, the 5th operation amplifier
7 feet of device IC5 are connected with+VCC1, and 6 feet of the 5th operational amplifier IC5 pass through the 22nd resistance R22 and second audion
The base stage of VT2 connects, and the base stage of second audion VT2 passes through the 23rd resistance R23 ground connection, second audion VT2's
Grounded emitter, the colelctor electrode of second audion VT2 is connected with+VCC2 by the first relay J 1, the first relay J 1
Normally opened contact J1-1 connects with alarm B.
Transformer station the most according to claim 1 operation management system, is characterized in that: described wireless communication module be 2G without
Line communication module or 3G wireless communication module.
Transformer station the most according to claim 1 operation management system, is characterized in that: described+VCC1 and+VCC2 be+
9V。
Transformer station the most according to claim 1 operation management system, is characterized in that: the first described slide rheostat RB1
Standard resistance range be 18 kilo-ohms≤RB1≤22 kilo-ohm, the Standard resistance range of the second slide rheostat RB2 is 18 kilo-ohms≤RB2≤22
Kilo-ohm.
Transformer station the most according to claim 1 operation management system, is characterized in that: described power supply protection module includes core
Sheet IC6,4 feet of chip IC 6 are connected with civil power zero line, 1 foot of chip IC 6 by the 3rd diode D3, the 6th electric capacity C6 with
The live wire of civil power connects, and has the 24th resistance R24 and the 6th electric capacity C6 in parallel, concatenates between described civil power live wire and zero line
4th diode D4, the 25th resistance R25, the 3rd slide rheostat RB3, have the 7th electric capacity C7 and the 3rd described slip
Rheostat RB3 is in parallel, and the sliding end of the 3rd slide rheostat RB3 is connected with 5 feet of chip IC 6 by the 26th resistance R26,
The first stabilivolt VS1 it is provided with, the 8th electric capacity of connecting between 4 feet and 5 feet of chip IC 6 between 5 feet and the zero line of chip IC 6
C8,4 feet of chip IC 6 are connected with zero line, and 1 foot of chip IC 6 is connected with zero line by the 9th electric capacity C9, has the second stabilivolt
VS2 and the 9th electric capacity C9 is in parallel, and 2 feet of chip IC 6 and 3 feet connect, and 2 feet of chip IC 6 pass through the second relay J 2 and zero line
Connecting, have the 5th diode D5 and the second relay J 2 in parallel, the normally-closed contact J2-1 of the second relay J 2 is connected on power supply
Between module and civil power, the normally opened contact J2-2 of the second relay J 2 is connected between accumulator and supply module.
Transformer station the most according to claim 5 operation management system, is characterized in that: the 3rd described slide rheostat RB3
Standard resistance range be 26 kilo-ohms≤RB3≤28 kilo-ohm.
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| CN106712292A (en) * | 2016-12-29 | 2017-05-24 | 东辰控股集团有限公司 | Substation transformer operation monitoring system based on power system |
| CN106787209B (en) * | 2017-01-19 | 2019-06-07 | 国网山东省电力公司滨州供电公司 | A kind of power supply system market information feedback alarm set |
| CN106871972A (en) * | 2017-04-21 | 2017-06-20 | 江苏华尔威科技集团有限公司 | A kind of service data information management system of instrument |
| CN107390142B (en) * | 2017-09-13 | 2023-08-15 | 国网黑龙江省电力有限公司佳木斯供电公司 | Transformer substation direct-current power supply state monitoring system and power supply state monitoring method |
| CN108931317A (en) * | 2018-05-30 | 2018-12-04 | 马鞍山松鹤信息科技有限公司 | A kind of substation's temperature-detecting device and detection method |
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| TW201249052A (en) * | 2011-05-24 | 2012-12-01 | Kun-Sheng Lin | Power circuit breaker locked state monitoring apparatus |
| CN104795838A (en) * | 2015-04-24 | 2015-07-22 | 国家电网公司 | Intelligent anti-islanding device and automatic islanding detecting and destroying method |
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