CN109444668A - A kind of the circuit safety on-line monitoring system and method for intelligent capacitor - Google Patents
A kind of the circuit safety on-line monitoring system and method for intelligent capacitor Download PDFInfo
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- CN109444668A CN109444668A CN201811552984.9A CN201811552984A CN109444668A CN 109444668 A CN109444668 A CN 109444668A CN 201811552984 A CN201811552984 A CN 201811552984A CN 109444668 A CN109444668 A CN 109444668A
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- capacitor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/08—Locating faults in cables, transmission lines, or networks
- G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
- G01R31/086—Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution networks, i.e. with interconnected conductors
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/1917—Control of temperature characterised by the use of electric means using digital means
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
- G05D23/24—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Alarm Systems (AREA)
Abstract
The invention discloses a kind of circuit safety on-line monitoring systems of intelligent capacitor, including capacitor box, the side of the capacitor box is equipped with radiator, the capacitor box is internally provided with power supply buses, the inside of the capacitor box is equipped with placement plate, connection is fixed by the bracket between the placement plate, the upper surface of the placement plate is placed with ontology, the side front of the ontology is equipped with display, the side of the ontology is electrically connected with conductor wire, and the ontology has been electrically connected voltage transformer and current transformer by conductor wire.The present invention can play the role of real-time monitoring to the operating temperature of ontology by setting thermistor, A/D converter and processor, ontology is avoided to burn, guarantee the safety of circuit, when temperature reaches setting value, so that it may drive radiator work by processor, cool down to ontology, prevent ontology from burning, it is cheap using thermistor as temperature sensing element, it is adaptable.
Description
Technical field
The present invention relates to intelligent capacitor technical field, the circuit safety of specially a kind of intelligent capacitor monitors system on-line
System and method.
Background technique
In the power system, load or burden without work is more and more, so that power grid total current increases, power factor reduced, equipment
Capacity and active loss increase, and in order to reduce transmission of the reactive power in power grid, should carry out reactive power compensation as much as possible.
In view of investment economy and compensation effect, it will usually install capacitor group in distribution network system with energy-saving.
Intelligent capacitor is integrated with modern test and control, and power electronics, network communication, automation control, power capacitor etc. is first
Into technology.The mechanical switching or electromechanical for changing the controller technology that traditional reactive power compensator falls behind and backwardness melt
The switching technology as switched capacitor is closed, the bulky and bulky tactic pattern of traditional reactive power compensator is changed, from
And low-pressure reactive compensation equipment of new generation is made to have compensation effect more preferable, volume is smaller, and power consumption is lower, and price is more honest and cleaner using more
Flexibly, safeguard more convenient, the service life is longer, the higher feature of reliability, has adapted to modern power network to reactive compensation more
High request, thus intelligent capacitor in the industrial production using very extensive.
Since intelligent capacitor may put into power grid for a long time during use, pass through high current for a long time,
Otherwise it can generate heat serious, so that intelligent capacitor temperature accumulation increases, if the operating temperature range beyond capacitor will be led
It sends a telegraph container to burn, and then circuit burnout can be caused, cause economic loss and threaten the personal safety of staff.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of circuit safety on-line monitoring system of intelligent capacitor and
Method solves the problems, such as that intelligent capacitor use for a long time causes capacitor to burn.
(2) technical solution
To achieve the above object, the invention provides the following technical scheme: a kind of circuit safety of intelligent capacitor is supervised online
Examining system, including capacitor box, the side of the capacitor box are equipped with radiator, and the capacitor box is internally provided with for the goddess of lightning
Line, the inside of the capacitor box are equipped with placement plate, are fixed by the bracket connection between the placement plate, the placement plate it is upper
Surface is placed with ontology, and the side front of the ontology is equipped with display, and the side of the ontology is electrically connected with conductor wire, institute
It states ontology and voltage transformer and current transformer, the voltage transformer and current transformer has been electrically connected by conductor wire
It is electrically connected respectively with power supply buses.
The ontology includes that RS module, CAN module, processor, built-in relay, wireless communication module, capacitor switching are opened
Close, thermistor and A/D converter, the output end of the voltage transformer and current transformer respectively with body interior
RS485 module and CAN module electrical connection, the RS485 module and the output end of CAN module and the input terminal of processor are electrically connected
It connects, the output end of the processor is electrically connected with the input terminal of built-in relay, the output end and wireless communication of the processor
The input terminal of module is electrically connected, and the output end of the processor is electrically connected with the input terminal of capacitor fling-cut switch, the temperature-sensitive electricity
The output end of resistance is electrically connected with the input terminal of A/D converter, and the output end of the A/D converter and the input terminal of processor are electrically connected
It connects, the output end of the processor is electrically connected with the input terminal of radiator.
The technical program is advanced optimized, the front of the capacitor box is rotatably connected to hinge, and the capacitor box passes through conjunction
Page is rotatably connected to dodge gate.
The technical program is advanced optimized, the output end of the radiator is connected with the inside of capacitor box.
The technical program is advanced optimized, the placement plate is plank, and the bracket is rod.
The technical program is advanced optimized, the RS485 module and CAN module pass through RJ45 interface and mutual induction of voltage respectively
Device and current transformer electrical connection.
The technical program is advanced optimized, the output end of handled device is electrically connected with the input terminal of display, the display
The bottom of device is provided with function button.
The technical program is advanced optimized, the capacitor fling-cut switch is examined by thyristor, magnetic latching relay and zero crossing
Slowdown monitoring circuit three parts composition.
The technical program is advanced optimized, module by signal is connected with host computer to the ontology by wireless communication.
The technical program is advanced optimized, a kind of circuit safety on-line monitoring system of intelligent capacitor is
System and method the following steps are included:
S1- ontology is electrically connected by voltage transformer with current transformer with power supply buses, and voltage transformer and electricity are passed through
The three-phase voltage value and three-phase electricity flow valuve of current transformer real-time monitoring power grid, respectively by the three-phase voltage value and three-phase electricity in power grid
Flow valuve is converted into voltage, current data;
Voltage in S1, current data are transmitted to processor (13), processor root by RS485 module and CAN module by S2-
Come to drive built-in relay work to built-in relay drive circuit signal according to sampled signal;
Voltage, the current data signal that S3- processor can also send RS485 module and CAN module are analyzed
And processing, the switching of ontology is controlled by capacitor fling-cut switch;
S4- can realize the wireless connection between ontology, composition compensation by the wireless communication module being connected with processor
Network carries out reactive compensation to power supply system;
S5- thermistor carrys out the operating temperature of real-time monitoring ontology, and the temperature value of monitoring carries out modulus by A/D converter
Conversion, is then forwarded to processor after conversion;
S6- processor is analyzed and is handled to temperature signal, and when temperature reaches setting value, processor can open radiator
It radiates to ontology.
(3) beneficial effect
Compared with prior art, the present invention provides a kind of circuit safety on-line monitoring system of intelligent capacitor and sides
Method, have it is following the utility model has the advantages that
1, the circuit safety on-line monitoring system and method for the intelligent capacitor is converted by setting thermistor, A/D
Device and processor can play the role of real-time monitoring to the operating temperature of ontology, avoid ontology from burning, guarantee the safety of circuit,
When temperature reaches setting value, so that it may radiator work is driven by processor, cools down to ontology, prevents ontology from burning,
It is cheap using thermistor as temperature sensing element, it is adaptable.
2, the circuit safety on-line monitoring system and method for the intelligent capacitor, it is mutual by setting voltage transformer, electric current
Sensor, RS485 module, CAN module, processor, built-in relay, wireless communication module and capacitor fling-cut switch, can play
The effect of compensation network and the real-time monitoring of power supply buses system running state controls the switching of ontology by capacitor fling-cut switch
Carry out the reactive compensation of route, and can also be by wireless between the radio communication mold block body that is connected with processor
Connection, composition compensation network carry out reactive compensation to power supply system.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention;
Fig. 2 is present system schematic diagram;
Fig. 3 is circuit diagram of the present invention.
In figure: 1, capacitor box;2, dodge gate;3, radiator;4, power supply buses;5, placement plate;6, bracket;7, ontology;8,
Display;9, voltage transformer;10, current transformer;11, RS485 module;12, CAN module;13, processor;14, built-in
Relay;15, wireless communication module;16, capacitor fling-cut switch;17, thermistor;18, A/D converter.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, the present invention provides a kind of technical solution: a kind of circuit safety on-line monitoring system of intelligent capacitor
System, including capacitor box 1, the side of capacitor box 1 are equipped with radiator 3, and capacitor box 1 is internally provided with power supply buses 4, capacitor box
1 inside is equipped with placement plate 5, is fixedly connected between placement plate 5 by bracket 6, and the upper surface of placement plate 5 is placed with ontology 7,
The side front of ontology 7 is equipped with display 8, and the side of ontology 7 is electrically connected with conductor wire, and ontology 7 is electric respectively by conductor wire
It is connected with voltage transformer 9 and current transformer 10, voltage transformer 9 and current transformer 10 are electrically connected with power supply buses 4 respectively
It connects.
Ontology 7 include RS485 module 11, CAN module 12, processor 13, built-in relay 14, wireless communication module 15,
Capacitor fling-cut switch 16, thermistor 17 and A/D converter 18, model M453RD3AE, the M453RD3AE type of processor 13
Processor 13 be able to achieve and communicated with CAN, RS485, and low-power consumption, performance is high, price is low, the model of wireless communication module 15
For E51-TTL-500, the model TLC2543 of A/D converter 18, the model WMZ12A of thermistor 17, voltage transformer
9 and current transformer 10 output end respectively with inside ontology 7 RS485 module 11 and CAN module 12 be electrically connected, RS485
The output end of module 11 and CAN module 12 is electrically connected with the input terminal of processor 13, the output end of processor 13 and built-in relay
The input terminal of device 14 is electrically connected, and the output end of processor 13 is electrically connected with the input terminal of wireless communication module 15, processor 13
Output end is electrically connected with the input terminal of capacitor fling-cut switch 16, by the way that voltage transformer 9, current transformer 10, RS485 mould is arranged
Block 11, CAN module 12, processor 13, built-in relay 14, wireless communication module 15 and capacitor fling-cut switch 16, can play
The effect of the real-time monitoring of 4 system running state of compensation network and power supply buses controls ontology 7 by capacitor fling-cut switch 16
Switching carries out the reactive compensation of route, and can also be by 15 ontology 7 of wireless communication module that is connected with processor 13
Between wireless connection, composition compensation network carries out reactive compensation to power supply system, and the output end of thermistor 17 and A/D are converted
The input terminal of device 18 is electrically connected, and the output end of A/D converter 18 is electrically connected with the input terminal of processor 13, the output of processor 13
End is electrically connected with the input terminal of radiator 3, can be to ontology 7 by setting thermistor 17, A/D converter 18 and processor 13
Operating temperature play the role of real-time monitoring, avoid ontology 7 from burning, guarantee the safety of circuit, when temperature reaches setting value,
Radiator 3 can be driven to work by processor 13, cool down to ontology 7, prevent ontology 7 from burning, using thermistor 17
It is cheap as temperature sensing element, it is adaptable.
Specifically, the front of capacitor box 1 is rotatably connected to hinge, capacitor box 1 is rotatably connected to dodge gate 2 by hinge,
It can be convenient the opening and closing of capacitor box 1 with dodge gate 2, consequently facilitating maintenance and cleaning inside capacitor box 1.
Specifically, the output end of radiator 3 is connected with the inside of capacitor box 1, so that heat dissipation of the radiator 3 to ontology 7
Effect is more preferable.
Specifically, placement plate 5 is plank, bracket 6 is rod, and plank and rod are isolation material, promote the system
Safety coefficient.
Specifically, RS485 module 11 and CAN module 12 pass through RJ45 interface and voltage transformer 9 and Current Mutual Inductance respectively
Device 10 is electrically connected, and RJ45 interface has the function of preventing from loosening, it is self-locking to be formed, and improves the stability of communication.
Specifically, the output end of handled device 13 is electrically connected with the input terminal of display 8, the bottom of display 8 is provided with
Function button, staff can be operated by function button and carry out parameter setting, and carry out real time data using display 8
It checks.
Specifically, capacitor fling-cut switch 16 is made of thyristor, magnetic latching relay and zero-crossing detection circuit three parts.
Specifically, 15 signal of module is connected with host computer to ontology 7 by wireless communication, the module by wireless communication of ontology 7
15 connection host computers, feed back to host computer for 7 running state data of ontology, realize compensation network and the operation of 4 system of power supply buses
The real-time monitoring of state.
A kind of specific circuit safety on-line monitoring system of intelligent capacitor, system and method the following steps are included:
S1- ontology 7 is electrically connected by voltage transformer 9 with current transformer 10 with power supply buses 4, and voltage transformer is passed through
9 with the three-phase voltage value and three-phase electricity flow valuve of 10 real-time monitoring power grid of current transformer, respectively by the three-phase voltage value in power grid
Voltage, current data are converted into three-phase electricity flow valuve;
Voltage in S1, current data are transmitted to processor 13, processor by RS485 module 11 and CAN module 12 by S2-
13, to built-in 14 driving circuit signal of relay, drive built-in relay 14 to work according to sampled signal;
S3- processor 13 can also to voltage that RS485 module 11 and CAN module 12 are sent, current data signal into
Row analysis and processing, the switching of ontology 7 is controlled by capacitor fling-cut switch 16;
S4- can realize the wireless connection between ontology 7 by the wireless communication module 15 being connected with processor 13, composition
Compensation network carries out reactive compensation to power supply system;
S5- thermistor 17 carrys out the operating temperature of real-time monitoring ontology 7, the temperature value of monitoring by A/D converter 18 into
Row analog-to-digital conversion is then forwarded to processor 13 after conversion;
S6- processor 13 is analyzed and is handled to temperature signal, and when temperature reaches setting value, processor 13 can be opened
Radiator 3 radiates to ontology 7.
When in use, ontology 7 is electrically connected by voltage transformer 9 with current transformer 10 with power supply buses 4, passes through voltage
The three-phase voltage value and three-phase electricity flow valuve of mutual inductor 9 and 10 real-time monitoring power grid of current transformer, respectively by the three-phase in power grid
Voltage value and three-phase electricity flow valuve are converted into voltage, current data, by RS485 module 11 and CAN module 12 by voltage, electric current number
According to processor 13 is transmitted to, processor 13, to built-in 14 driving circuit signal of relay, drives built-in relay according to sampled signal
Device 14 works, and wherein CAN module forms constructing communication network, the high-speed traffic being able to achieve between host and slave, and processor 13 may be used also
It is analyzed and is handled with the voltage, the current data signal that are sent to RS485 module 11 and CAN module 12, thrown by capacitor
The switching of 16 control ontologies 7 of pass is cut to carry out the reactive compensation of route, passes through the radio communication mold being connected with processor 13
Block 15 can realize that the wireless connection between ontology 7, composition compensation network carry out reactive compensation to power supply system, and ontology 7 passes through nothing
Line communication module 15 connects host computer, and 7 running state data of ontology is fed back to host computer, realizes compensation network and power supply buses
The real-time monitoring of 4 system running states, thermistor 17 carry out the operating temperature of real-time monitoring ontology 7, and the temperature value of monitoring passes through
A/D converter 18 carries out analog-to-digital conversion, is then forwarded to processor 13 after conversion, processor 13 to temperature signal carry out analysis and
Processing, when temperature reaches setting value, processor 13 can open 3 ontology 7 of radiator and radiate.
In conclusion the circuit safety on-line monitoring system and method for the intelligent capacitor, by the way that thermistor, A/ is arranged
D converter and processor can play the role of real-time monitoring to the operating temperature of ontology, avoid ontology from burning, guarantee circuit
Safety, when temperature reaches setting value, so that it may radiator work be driven by processor, cool down to ontology, prevent ontology
It burns, it is cheap using thermistor as temperature sensing element, it is adaptable.
It should be noted last that the above specific embodiment is only used to illustrate the technical scheme of the present invention and not to limit it,
Although being described the invention in detail referring to example, those skilled in the art should understand that, it can be to the present invention
Technical solution be modified or replaced equivalently, without departing from the spirit and scope of the technical solution of the present invention, should all cover
In the scope of the claims of the present invention.
Claims (9)
1. a kind of circuit safety on-line monitoring system of intelligent capacitor, including capacitor box (1), it is characterised in that: the capacitor
The side of cabinet (1) is equipped with radiator (3), and the capacitor box (1) is internally provided with power supply buses (4), the capacitor box (1)
Inside be equipped with placement plate (5), be fixedly connected between the placement plate (5) by bracket (6), the placement plate (5) it is upper
Surface is placed with ontology (7), and the side front of the ontology (7) is equipped with display (8), and the side of the ontology (7) is electrically connected
It is connected to conductor wire, the ontology (7) has been electrically connected voltage transformer (9) and current transformer (10), institute by conductor wire
It states voltage transformer (9) and current transformer (10) is electrically connected with power supply buses (4) respectively;
The ontology (7) includes RS485 module (11), CAN module (12), processor (13), built-in relay (14), channel radio
Believe module (15), capacitor fling-cut switch (16), thermistor (17) and A/D converter (18), the voltage transformer (9) and electricity
The output end of current transformer (10) is electrically connected with the RS485 module (11) of ontology (7) inside and CAN module (12) respectively, described
The output end of RS485 module (11) and CAN module (12) is electrically connected with the input terminal of processor (13), the processor (13)
Output end is electrically connected with the input terminal of built-in relay (14), the output end of the processor (13) and wireless communication module (15)
Input terminal electrical connection, the output end of the processor (13) is electrically connected with the input terminal of capacitor fling-cut switch (16), the heat
The output end of quick resistance (17) is electrically connected with the input terminal of A/D converter (18), the output end of the A/D converter (18) and place
The input terminal electrical connection of device (13) is managed, the output end of the processor (13) is electrically connected with the input terminal of radiator (3).
2. a kind of circuit safety on-line monitoring system of intelligent capacitor according to claim 1, it is characterised in that: described
The front of capacitor box (1) is rotatably connected to hinge, and the capacitor box (1) is rotatably connected to dodge gate (2) by hinge.
3. a kind of circuit safety on-line monitoring system of intelligent capacitor according to claim 1, it is characterised in that: described
The output end of radiator (3) is connected with the inside of capacitor box (1).
4. a kind of circuit safety on-line monitoring system of intelligent capacitor according to claim 1, it is characterised in that: described
Placement plate (5) is plank, and the bracket (6) is rod.
5. a kind of circuit safety on-line monitoring system of intelligent capacitor according to claim 1, it is characterised in that: described
RS485 module (11) and CAN module (12) are electrically connected by RJ45 interface with voltage transformer (9) and current transformer (10) respectively
It connects.
6. a kind of circuit safety on-line monitoring system of intelligent capacitor according to claim 1, it is characterised in that: locating
The output end of reason device (13) is electrically connected with the input terminal of display (8), and the bottom of the display (8) is provided with function button.
7. a kind of circuit safety on-line monitoring system of intelligent capacitor according to claim 1, it is characterised in that: described
Capacitor fling-cut switch (16) is made of thyristor, magnetic latching relay and zero-crossing detection circuit three parts.
8. a kind of circuit safety on-line monitoring system of intelligent capacitor according to claim 1, it is characterised in that: described
Module (15) signal is connected with host computer to ontology (7) by wireless communication.
9. a kind of circuit safety on-line monitoring system of intelligent capacitor according to claim 1, system and method
The following steps are included:
S1- ontology (7) is electrically connected by voltage transformer (9) with current transformer (10) with power supply buses (4), mutual by voltage
The three-phase voltage value and three-phase electricity flow valuve of sensor (9) and current transformer (10) real-time monitoring power grid, respectively by three in power grid
Phase voltage value and three-phase electricity flow valuve are converted into voltage, current data;
Voltage in S1, current data are transmitted to processor (13) by S2- by RS485 module (11) and CAN module (12), processing
Device (13) gives built-in relay (14) driving circuit signal according to sampled signal, and built-in relay 14 is driven to work;
Voltage, the current data signal that S3- processor (13) can also send RS485 module (11) and CAN module (12)
It is analyzed and is handled, pass through the switching of capacitor fling-cut switch (16) control ontology (7);
The wireless connection between ontology (7), group can be achieved by the wireless communication module (15) being connected with processor (13) in S4-
Reactive compensation is carried out to power supply system at compensation network;
S5- thermistor (17) carrys out the operating temperature of real-time monitoring ontology (7), and the temperature value of monitoring passes through A/D converter (18)
Analog-to-digital conversion is carried out, processor (13) are then forwarded to after conversion;
S6- processor (13) is analyzed and is handled to temperature signal, and when temperature reaches setting value, processor (13) can be opened scattered
Hot device (3) radiates to ontology (7).
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CN201811552984.9A CN109444668A (en) | 2018-12-19 | 2018-12-19 | A kind of the circuit safety on-line monitoring system and method for intelligent capacitor |
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CN201811552984.9A CN109444668A (en) | 2018-12-19 | 2018-12-19 | A kind of the circuit safety on-line monitoring system and method for intelligent capacitor |
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EP1236212B1 (en) * | 1999-11-24 | 2012-01-04 | American Superconductor Corporation | Capacitor bank switching |
CN204706893U (en) * | 2015-04-27 | 2015-10-14 | 昆明湘云衡电气设备有限公司 | Energy-conservation reactive compensation capacitor cabinet |
CN206422407U (en) * | 2016-12-30 | 2017-08-18 | 天津威斯康电能补偿***有限公司 | The novel mounting structure of intelligent capacitor and capacitor box |
CN206422537U (en) * | 2016-12-30 | 2017-08-18 | 天津威斯康电能补偿***有限公司 | Bus interconnection system intelligent capacitor filtering compensation system |
CN206422526U (en) * | 2016-12-30 | 2017-08-18 | 天津威斯康电能补偿***有限公司 | Horizontal intelligent capacitor filtering compensation device |
CN206850440U (en) * | 2017-06-12 | 2018-01-05 | 山东安高电气设备有限公司 | One kind mends anti-harmonic wave intelligent capacitor altogether |
CN108336745A (en) * | 2018-01-24 | 2018-07-27 | 广州峰控电力科技有限公司 | A kind of low-voltage reactive compensator based on Communication Control |
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2018
- 2018-12-19 CN CN201811552984.9A patent/CN109444668A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
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EP1236212B1 (en) * | 1999-11-24 | 2012-01-04 | American Superconductor Corporation | Capacitor bank switching |
CN204706893U (en) * | 2015-04-27 | 2015-10-14 | 昆明湘云衡电气设备有限公司 | Energy-conservation reactive compensation capacitor cabinet |
CN206422407U (en) * | 2016-12-30 | 2017-08-18 | 天津威斯康电能补偿***有限公司 | The novel mounting structure of intelligent capacitor and capacitor box |
CN206422537U (en) * | 2016-12-30 | 2017-08-18 | 天津威斯康电能补偿***有限公司 | Bus interconnection system intelligent capacitor filtering compensation system |
CN206422526U (en) * | 2016-12-30 | 2017-08-18 | 天津威斯康电能补偿***有限公司 | Horizontal intelligent capacitor filtering compensation device |
CN206850440U (en) * | 2017-06-12 | 2018-01-05 | 山东安高电气设备有限公司 | One kind mends anti-harmonic wave intelligent capacitor altogether |
CN108336745A (en) * | 2018-01-24 | 2018-07-27 | 广州峰控电力科技有限公司 | A kind of low-voltage reactive compensator based on Communication Control |
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