CN206313450U - Low-voltage circuit regulator and system - Google Patents
Low-voltage circuit regulator and system Download PDFInfo
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- CN206313450U CN206313450U CN201720008935.3U CN201720008935U CN206313450U CN 206313450 U CN206313450 U CN 206313450U CN 201720008935 U CN201720008935 U CN 201720008935U CN 206313450 U CN206313450 U CN 206313450U
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Abstract
The utility model provides a kind of low-voltage circuit regulator and system, is related to power supply technical field, a kind of low-voltage circuit regulator that the utility model is provided, including automatic voltage-regulating controller and powerstat；Wherein, the primary side of powerstat is connected in supply line, secondary side is provided with multiple pressure regulation gears, pressure regulation gear includes tap and brilliant lock switch, automatic voltage-regulating controller includes control module, data acquisition module and switch on-off module, the magnitude of voltage Ui of data collecting module collected supply line input, the magnitude of voltage Uo of supply line's output end, the load current Ic of supply line；Switch on-off module switchs the tap that control accesses secondary side, to adjust pressure regulation gear according to Ui, Uo, Ic by brilliant lock.Cost can be reduced, there is provided multi-stage pressure regulating gear, stepped voltage regulation, range of regulation is wide, solve the problems, such as that legacy equipment cost is high, pressure regulation is limited in one's ability.
Description
Technical field
The utility model belongs to power supply technical field, is specifically related to a kind of low-voltage circuit regulator and system.
Background technology
The importance of the quality of power supply constantly strengthens with the fast-developing of national economy, and the quality of power supply is increasingly subject to power supply
Enterprise and the very big concern and attention of power consumer, with the difference in season, electricity consumption situation is also different, the seasonality of electricity needs
Show as the circulation change with year as cycle.Summer and winter demand are larger, and demand can also fly up in a short time sometimes, such as
Extreme heat and especially cold weather.Demand also has a cycle characteristics in one week, and weekend is reduced with industrial activity, demand often compared with
It is low.Electricity needs is all growing steadily every year.In summer and winter, rural power grids voltage is too low, the voltage drop ratio on circuit
It is larger (more than 10%, or even 20%) cause terminal voltage relatively low, particularly load peak when terminal voltage it is relatively low.
At present, the production of China's equipment, manufacturing firm have researched and developed many energy-saving equipments, device, but because producer is not yet done
Power network actual conditions are known or are not known about, and the grass-roots unit of electric power enterprise is unfamiliar with to the performance of equipment, therefore wastage reducing and energy saving
The use of equipment carries blindness, and enterprise has put into substantial contribution and economic benefit is not obvious.In addition, rural power grids feature is determined
Rural power grids need to net more methods and techniques using than city.
At present, for distribution " low-voltage " problem, in addition to management means is taken, commonly using wastage reducing and energy saving equipment and use
Technical measures mainly have：
At present, the production of China's equipment, manufacturing firm have researched and developed many energy-saving equipments, device, but because producer is not yet done
Power network actual conditions are known or are not known about, and the grass-roots unit of electric power enterprise is unfamiliar with to the performance of equipment, therefore wastage reducing and energy saving
The use of equipment carries blindness, and enterprise has put into substantial contribution and economic benefit is not obvious.In addition, rural power grids feature is determined
Rural power grids need to net more methods and techniques using than city.
For distribution " low-voltage " problem, in addition to management means is taken, emphasis is solved by technical measures：
1) line end installs distribution transformer：But cost is high, the more difficult recovery of power supply cost under Smaller load.
2) branched line is transformed：But when more long for circuit, voltage regulation result is limited.
3) voltage-stablizer is installed：Voltage stabilizing category is smaller, is usually no more than 20%, it is impossible to meets low-voltage regulation and requires.
4) distributed power generation unit is installed：Although power supply reliability can be improved, the cost of new energy is higher.
In sum, traditional voltage adjusting device has that cost is high, pressure regulation is limited in one's ability at present.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of low-voltage circuit regulator and system, existing to solve
There is the problem that cost is high, pressure regulation is limited in one's ability in technology, cost can be reduced, there is provided multi-stage pressure regulating gear, stepped voltage regulation, pressure regulation
Wide ranges, additionally, the low-voltage circuit regulator also have take small volume, flexibly configurable, using it is safe the characteristics of.
In a first aspect, the utility model embodiment provides a kind of low-voltage circuit regulator, including Automatic Regulation Control
Device and powerstat；Wherein,
The primary side of the powerstat is connected in supply line, and the secondary side of the powerstat is set
There are multiple pressure regulation gears, the pressure regulation gear includes tap and brilliant lock switch；
The automatic voltage-regulating controller includes control module, data acquisition module and switch on-off module, and the data are adopted
Collection module, switch on-off module are connected with the control module；
The magnitude of voltage Ui of data collecting module collected supply line input, the magnitude of voltage of supply line's output end
Uo, the load current Ic of supply line；
The switch on-off module is connected with the brilliant lock switch, and the switch on-off module is led to according to Ui, Uo, Ic
The tap that brilliant lock switch control accesses secondary side is crossed, to adjust pressure regulation gear.
With reference in a first aspect, the utility model embodiment provide first aspect the first possible implementation method, its
In, the low-voltage circuit regulator also includes current transformer, and the current transformer is connected with the data acquisition module.
With reference in a first aspect, the utility model embodiment provide first aspect second possible implementation method, its
In, the low-voltage circuit regulator also include input voltage transformer and output voltage transformer, the input voltage transformer,
Output voltage transformer is connected with the data acquisition module.
With reference in a first aspect, the utility model embodiment provide first aspect the third possible implementation method, its
In, also including by-pass switch, the described of series connection can during the by-pass switch is parallel to supply line for the low-voltage circuit regulator
The two ends of the primary side of transformer are adjusted, the control end of the by-pass switch is connected with the switch on-off module.
With reference in a first aspect, the utility model embodiment provide first aspect the 4th kind of possible implementation method, its
In, the low-voltage circuit regulator also includes reactive compensation module.
With reference to the 4th kind of possible implementation method of first aspect, the utility model embodiment provides the of first aspect
Five kinds of possible implementation methods, wherein, the low-voltage circuit regulator also includes reactive compensation module protection device.
With reference in a first aspect, the utility model embodiment provide first aspect the 6th kind of possible implementation method, its
In, the powerstat is non-contact type powerstat.
With reference in a first aspect, the utility model embodiment provide first aspect the 7th kind of possible implementation method, its
In, the powerstat iron core is magnetic conduction silicon steel sheet high.
With reference in a first aspect, the utility model embodiment provide first aspect the 8th kind of possible implementation method, its
In, powerstat is dry-type transformer.
Second aspect, the utility model embodiment additionally provides a kind of low-voltage circuit voltage-regulating system, wherein, including host computer
And first aspect and its low-voltage circuit regulator described in possible implementation method, wherein,
The low-voltage circuit regulator includes communication module, and the low-voltage circuit regulator passes through the communication module
It is connected with the host computer.
The utility model embodiment brings following beneficial effect：
The low-voltage circuit regulator that the utility model is provided includes automatic voltage-regulating controller and powerstat, adjustable
Section transformer is provided with multiple pressure regulation gears, stepped voltage regulation, pressure regulation model can be carried out to low-voltage circuit by multiple pressure regulation gears
Enclose big, it is easy to operate, safeguard simple, long service life, the magnitude of voltage Ui of automatic voltage-regulating controller collection supply line input,
The magnitude of voltage Uo of supply line's output end, the load current Ic of supply line, and according to Ui, Uo, Ic of collection, control is adjustable
Transformer is switched to corresponding pressure regulation gear, carries out corresponding voltage-regulation, meets customer power supply demand.Can efficiently solve
The too low problem of terminal voltage in rural power grids, so that ensure power supply quality, improve rate of qualified voltage, without extending 10KV lines
Road, is not required to newly-increased distribution transformer.And be output as sine wave, without harmonic wave interference, delivery efficiency is high, can long continuous operation,
Short-time Overload can be born, overload capacity is strong, be applicable load extensively, operation (such as harmonic elimination) can be coordinated with various kinds of equipment, be adapted to big
Applied under middle power occasion.Additionally, while being that power department saves substantial amounts of human and material resources cost, provide a user with again
Reliable and stable power supply quality, so as to greatly reduce the investment of the upgrading of rural power grids.
The low-voltage circuit voltage-regulating system that the utility model is provided, including host computer and low-voltage circuit regulator, low pressure
Circuit regulator can be communicated with host computer, the running and parameter of low-voltage circuit regulator pressure regulation process, can
With by being uploaded to host computer, while host computer can be sent by communication module to low-voltage circuit regulator instruct, so that
Reach the purpose of host computer remote real time monitoring low-voltage circuit regulator.
Other feature and advantage of the present utility model will illustrate in the following description, also, partly from specification
In become apparent, or understood by implementing the utility model.The purpose of this utility model and other advantages are in explanation
Specifically noted structure is realized and obtained in book, claims and accompanying drawing.
To enable above-mentioned purpose of the present utility model, feature and advantage to become apparent, preferred embodiment cited below particularly, and
Coordinate appended accompanying drawing, be described in detail below.
Brief description of the drawings
In order to illustrate more clearly of the utility model specific embodiment or technical scheme of the prior art, below will be right
The accompanying drawing to be used needed for specific embodiment or description of the prior art is briefly described, it should be apparent that, describe below
In accompanying drawing be some implementation methods of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of structured flowchart of low-voltage circuit regulator that the utility model embodiment 1 is provided；
Fig. 2 is the structured flowchart of the automatic voltage-regulating controller of the low-voltage circuit regulator in Fig. 1；
Fig. 3 is the circuit diagram of the reactive compensation module protection device of the low-voltage circuit regulator in Fig. 1；
Fig. 4 is a kind of structural representation of low-voltage circuit voltage-regulating system that the utility model embodiment 2 is provided.
Icon：1- automatic voltage-regulating controllers；11- control modules；12- data acquisition modules；13- switch on-off modules；2-
Powerstat；3- reactive compensation modules；4- reactive compensation module protection devices.
Specific embodiment
To make the purpose, technical scheme and advantage of the utility model embodiment clearer, below in conjunction with accompanying drawing to this
The technical scheme of utility model is clearly and completely described, it is clear that described embodiment is that the utility model part is real
Example is applied, rather than whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making
The every other embodiment obtained under the premise of creative work, belongs to the scope of the utility model protection.
Current existing voltage adjusting device has that cost is high, pressure regulation is limited in one's ability, the problem that range of application is restricted.It is based on
This, a kind of low-voltage circuit regulator and system that the utility model embodiment is provided, to solve voltage adjusting device in the prior art
There is a problem of that cost is high, pressure regulation is limited in one's ability.
For ease of understanding the present embodiment, a kind of low-voltage circuit disclosed in the utility model embodiment is adjusted first
Pressure device describes in detail.
Embodiment 1
As shown in figure 1, the low-voltage circuit regulator includes automatic voltage-regulating controller 1 and powerstat 2, wherein,
Reference picture 2, automatic voltage-regulating controller 1 includes control module 11, data acquisition module 12 and switch on-off module 13,
Data acquisition module 12, switch on-off module 13 are connected with control module 11；
It is further that control module 11 is microcontroller (MCU), it is preferred that control module 11 is 51 serial monolithics
Machine.
The magnitude of voltage Ui of the collection supply line input of data acquisition module 12, the magnitude of voltage Uo of supply line's output end,
The load current Ic of supply line；
It is further that data acquisition module includes sample circuit, clock circuit and GPS circuitry, GPS circuitry is carried for MCU
For time signal, magnitude of voltage Ui, the magnitude of voltage Uo of supply line's output end, the power supply of sample circuit collection supply line input
The load current Ic of circuit, and Ui, Uo and Ic are sent to control module 11；Clock circuit is used to control the sampling of sample circuit
Frequency, the sample frequency of sample circuit is set by clock circuit, and sample frequency is multistage block form；It is MCU by GPS circuitry
Correct time signal is provided, the sample frequency of sample circuit is set by clock circuit, and sample frequency is multistage block form,
Different months, working day can be set by multistage nested setting means different with evening use from nonworkdays and daytime
The sample frequency time, while the voltage compensating device response time can be met, also save the memory space of data, and
Requirement to data processing speed.
Sample frequency at least includes three-level sample frequency arranged side by side in the utility model embodiment, respectively suitable for spring and autumn
First order sample frequency, the second level sample frequency suitable for summer and the third level sample frequency suitable for winter, and it is each
Level sample frequency in workaday daytime it is different with evening, the daytime and evening of nonworkdays are also different, thus can according to
Electric situation configures different sample frequencys, while electric current, voltage sampling signal is promptly and accurately obtained, saves data storage empty
Between and reduce control requirement of the circuit to data processing speed.
The primary side of powerstat 2 is connected in supply line, and the secondary side of powerstat 2 is provided with multiple
Pressure regulation gear, pressure regulation gear includes tap and brilliant lock switch TSW；Pressure regulation gear can be customized as needed, used as this reality
The preferred mode of example is applied, pressure regulation gear is 6, and 10%, 12%, 15%, 18%, 20%, 24% can be lifted respectively, works as 192V
During≤Ui≤204V, automatic voltage-regulating controller control powerstat is switched to 12% pressure regulation gear, and the voltage of lifting 12% is real
Existing output voltage Uo is between 215V~228V；
As 165V≤Ui≤192V, automatic voltage-regulating controller control powerstat is switched to 20% pressure regulation gear,
The voltage of lifting 20%, realizes output voltage Uo between 198V~230V；As Ui >=204V or Ui≤155V or failure, automatically
Voltage regulator controllers control by-pass switch conducting, makes powerstat enter bypass condition, i.e. input voltage Ui and is equal to output electricity
Pressure Uo.
Brilliant lock switch TSW is bidirectional thyristor, by two thyristor groups of reverse parallel connection into IGCT is controllable silicon device
Part.
Switch on-off module 13 is connected with brilliant lock switch TSW, and switch on-off module 13 is adopted according to data acquisition module 12
Ui, Uo, Ic of collection, switch TSW and control to access the tap of secondary side, to adjust pressure regulation gear by brilliant lock.
It is further that the low-voltage circuit regulator also includes Current Transmit, Current Transmit is adopted with data
Collection module 12 is connected.Current Transmit is used to detect the running current of regulator, can protect realize electric current indicate and
Defencive function.
Preferred, the low-voltage circuit regulator also includes input voltage transformer PT1 and output voltage transformer
PT2, input voltage transformer PT1, output voltage transformer PT2 are connected with data acquisition module 12.Voltage transformer can be with
It is small voltage by big voltage transformation, for the voltage of measurement circuitry, power and electric energy, can be used to be supplied for automatic voltage-regulating controller
Electricity, while the automatic voltage-regulating controller when line fault in protection circuit.
It is further that the low-voltage circuit regulator also includes that by-pass switch KM1, by-pass switch KM1 are parallel to power supply
The two ends of the primary side of the powerstat connected in circuit, control end and the switch on-off module of the by-pass switch KM1
13 are connected.By-pass switch KM1 is used to switch regulator mode of operation (bypass operation/pressure regulation operation).Closed in input voltage
In the case of lattice, equipment is further that by-pass switch can be that brilliant lock is switched, vacuum and permanent magnet is opened automatically into bypass functionality
Any one of pass, fast chopper, switching time is extremely short, is Millisecond, plays and is switched fast mode of operation.
It is further that the low-voltage circuit regulator also includes reactive compensation module 3, for idle on compensated line
Electric current, reduces line drop caused by reactive current, it is preferred that reactive compensation module include Self-healing power capacitor,
The contactless capacitor switching components such as automatic switching switch, automatic switching switch can be brilliant lock switch, reactive compensation module 3 from
Dynamic fling-cut switch control end is connected with the control module 11 of automatic voltage-regulating controller 1, can realize imaginary power automatic compensation.
It is further that the low-voltage circuit regulator also includes reactive compensation module protection device 4.Reactive compensation module
Protection device is parallel to the two ends of reactive compensation module 3, plays a part of to protect reactive compensation module.Preferably, idle benefit
Repaying Block Protection Unit includes metal oxide pressure-limiting device MOV, brilliant lock switch TSW2, damped impedance L.Concrete structure referring to Fig. 3,
Brilliant lock switch TSW2 is in parallel with metal oxide pressure-limiting device MOV after being connected with damped impedance L.When a failure occurs it, metal oxidation
Thing lightning rod MOV snap actions, for reactive compensation module provides first class of protection, due to the MOV specified appearances that action needs for a long time
Amount is high, can cause high cost, and volume is big, so in order to protect MOV, reducing its rated capacity and cost, is switched using brilliant lock
TSW2 connects the branch road to be formed with damped impedance L, and brilliant lock switch TSW2 includes two IGCTs of reverse parallel connection, brilliant lock switch
TSW2 and damped impedance equipment L quickly accesses circuit after metal oxide pressure-limiting device MOV actions, both mutually coordinated cooperations,
Electric current and the impedance of circuit are adjusted, while the residual charge of the capacitor that can be used for releasing, can be as the first class of protection of MOV electricity
Road and the safe secondary protection circuit of reactive compensation module, both for capacitor provides multi-stage protection, improve the use of capacitor
Life-span, and it acted at the specific moment, worked in the specific time according to the characteristics of protection devices at different levels itself, improve
The service life of each protection device, and then amount of depreciation, the maintenance cost of capacitor bank and each protection device are reduced, so that
Improve the steady point of transmission line of electricity.
Preferably, powerstat 2 is non-contact type powerstat, due to the secondary side of powerstat
Multiple pressure regulation gears are provided with, pressure regulation gear includes tap and brilliant lock switch, and brilliant lock switch is silicon-controlled device, silicon-controlled device
Contactless zero passage switches gear pressure regulation, compared with traditional relay switching or motor sliding ring formula regulator, with response speed
Degree very fast, pressure regulation switching time minimum (being less than 2ms), long service life (being more than 20 years), high reliability.
It is further that powerstat iron core is magnetic conduction silicon steel sheet high, device iron core uses magnetic conduction silicon steel high
Piece, magnetic flux density value is low, and iron loss is small；Coil uses high-quality wire producing, and current density value is low, and copper loss is small, can be long-term
Hanging net operation, electric energy loss is low, and reliability is high.
It is further that powerstat 2 is dry-type transformer, non-maintaining without changing oil, it is to avoid insulating oil impurity
Increase, free carbon increases, what oily blackening was caused changes oil and maintenance cost, cost-effective, reduce further cost.
It is briefly described as follows pressure regulation process：
The secondary side of powerstat has multiple pressure regulation gears, and pressure regulation gear includes tap and brilliant lock switch, tap with
Brilliant lock switch coordinates, and can provide the regulation voltage △ U in different size and direction.Brilliant lock switch receives automatic voltage-regulating controller control
System, when controller detects user side line voltage distribution to be changed, controls the brilliant lock switch conduction of corresponding pressure regulation gear, by brilliant lock
Switch control accesses the tap of secondary side, realizes that the winding of different pressure regulation gears is accessed, by powerstat to power network electricity
Pressure is adjusted, and makes power grid user terminal voltage Uo=Ui ± △ U, realizes adjusting control to the buck of line voltage.△ U are for just
When, pressure regulation of referred to as boosting when △ U are to bear, is referred to as depressured pressure regulation.
A kind of low-voltage circuit regulator that the present embodiment is provided, including automatic voltage-regulating controller and powerstat,
Powerstat has multiple pressure regulation gears, and range of regulation is wide, while pressure regulation gear is using brilliant lock switch, contactless controllable silicon
Device is controlled, short with the pressure regulation time, zero passage gearshift, the advantage that power failure, long service life, reliability will not be caused high, this
Outer also to have pressure regulation process steadily, reliability is high, due to zero passage gearshift, the per second of plant running is often carved each phase, all ensures
The qualification rate 100% of output voltage, automatic voltage-regulating controller can realize automatic Regulation, without artificial participation, save manpower into
This, reduces cost.
Embodiment 2
Reference picture 4, the utility model embodiment additionally provides a kind of low-voltage circuit voltage-regulating system, including host computer and reality
The low-voltage circuit regulator in example 1 is applied, wherein,
Low-voltage circuit regulator includes communication module, and low-voltage circuit regulator is connected by communication module with host computer
Connect, realize the signal and data transfer of host computer and low-voltage circuit regulator, it is low so as to reach host computer remote real time monitoring
The purpose of line ball road regulator.
It is further that communication module includes wired communication module and wireless communication module, wire communication module can be
CAN interface or RS485 serial line interfaces, wireless communication module can be GPRS network module, SMS module, ZigBee nets
Network module, cdma network module, GSM network module, it is preferred that communication module is GPRS network module, low-voltage circuit pressure regulation
Running and parameter are uploaded to host computer by device by GPRS communication networks, while host computer can be sent out by communication module
Pressure regulation order is sent, active regulation is carried out.
It is briefly described as follows the process of host computer and low-voltage circuit regulator pressure regulation order：
Pressure regulation order is handed down to low-voltage circuit regulator, low-voltage circuit pressure regulation dress by host computer by wireless communication module
Put after receiving order, pressure regulation order is performed by automatic voltage-regulating controller, control the brilliant lock switch conduction of corresponding pressure regulation gear, lead to
The tap that brilliant lock switch control accesses secondary side is crossed, realizes that the winding of different pressure regulation gears is accessed, and realizes the tune to line voltage
Section.
A kind of low-voltage circuit voltage-regulating system that the utility model embodiment is provided, the low-voltage circuit provided with above-described embodiment
Regulator has identical technical characteristic, so can also solve identical technical problem, reaches identical technique effect.
It is apparent to those skilled in the art that, for convenience and simplicity of description, the system of foregoing description
With the specific work process of device, the corresponding process in preceding method embodiment is may be referred to, will not be repeated here.
In addition, in the description of the utility model embodiment, unless otherwise clearly defined and limited, term " installation ",
" connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or integratedly connect
Connect；Can mechanically connect, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can
Being two connections of element internal.For the ordinary skill in the art, above-mentioned term can be understood with concrete condition
Concrete meaning in the utility model.
It is term " " center ", " on ", D score, "left", "right", " perpendicular, it is necessary to explanation in description of the present utility model
Directly ", the orientation or position relationship of the instruction such as " level ", " interior ", " outward " are, based on orientation shown in the drawings or position relationship, to be only
Described with simplified for the ease of description the utility model, must had rather than the device or element for indicating or implying meaning specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.Additionally, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that indicating or implying relative importance.
Finally it should be noted that：Embodiment described above, specific embodiment only of the present utility model is used to illustrate this
The technical scheme of utility model, rather than its limitations, protection domain of the present utility model is not limited thereto, although with reference to foregoing
Embodiment has been described in detail to the utility model, it will be understood by those within the art that：It is any to be familiar with this skill
In the technical scope that the utility model is disclosed, it still can be to the skill described in previous embodiment for the technical staff in art field
Art scheme is modified or can readily occur in change, or carries out equivalent to which part technical characteristic；And these modifications,
Change is replaced, and does not make the spirit and model of essence disengaging the utility model embodiment technical scheme of appropriate technical solution
Enclose, should all cover within protection domain of the present utility model.Therefore, protection domain of the present utility model described should be wanted with right
The protection domain asked is defined.
Claims (10)
1. a kind of low-voltage circuit regulator, it is characterised in that including automatic voltage-regulating controller and powerstat；Wherein,
The primary side of the powerstat is connected in supply line, and the secondary side of the powerstat is provided with many
Individual pressure regulation gear, the pressure regulation gear includes tap and brilliant lock switch；
The automatic voltage-regulating controller includes control module, data acquisition module and switch on-off module, the data acquisition module
Block, switch on-off module are connected with the control module；
The magnitude of voltage Ui of data collecting module collected supply line input, the magnitude of voltage Uo of supply line's output end, confession
The load current Ic of electric line；
The switch on-off module is connected with the brilliant lock switch, the switch on-off module according to Ui, Uo, Ic, by crystalline substance
Lock switch control accesses the tap of secondary side, to adjust pressure regulation gear.
2. low-voltage circuit regulator according to claim 1, it is characterised in that also including current transformer, the electricity
Current transformer is connected with the data acquisition module.
3. low-voltage circuit regulator according to claim 1, it is characterised in that also including input voltage transformer and defeated
Go out voltage transformer, the input voltage transformer, output voltage transformer are connected with the data acquisition module.
4. low-voltage circuit regulator according to claim 1, it is characterised in that also including by-pass switch, the bypass
The two ends of the primary side of the powerstat that switch in parallel is connected in supply line, the control end of the by-pass switch
It is connected with the switch on-off module.
5. low-voltage circuit regulator according to claim 1, it is characterised in that also including reactive compensation module.
6. low-voltage circuit regulator according to claim 5, it is characterised in that also protected including reactive compensation module and filled
Put.
7. low-voltage circuit regulator according to claim 1, it is characterised in that the powerstat is contactless
Formula powerstat.
8. low-voltage circuit regulator according to claim 1, it is characterised in that the powerstat iron core is height
Magnetic conduction silicon steel sheet.
9. low-voltage circuit regulator according to claim 1, it is characterised in that the powerstat is that dry type becomes
Depressor.
10. a kind of low-voltage circuit voltage-regulating system, it is characterised in that including host computer and as described in claim any one of 1-9
Low-voltage circuit regulator, wherein,
The low-voltage circuit regulator includes communication module, and the low-voltage circuit regulator passes through the communication module and institute
Host computer is stated to be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720008935.3U CN206313450U (en) | 2017-01-04 | 2017-01-04 | Low-voltage circuit regulator and system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720008935.3U CN206313450U (en) | 2017-01-04 | 2017-01-04 | Low-voltage circuit regulator and system |
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| CN206313450U true CN206313450U (en) | 2017-07-07 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108233386A (en) * | 2018-03-05 | 2018-06-29 | 北京中能瑞泰电气有限公司 | Distributed power generation pressure regulation filtering system and method |
| CN111049148A (en) * | 2019-12-05 | 2020-04-21 | 国网辽宁省电力有限公司锦州供电公司 | Automatic adjustment control method for transformer tap |
| CN112460742A (en) * | 2020-11-19 | 2021-03-09 | 珠海格力电器股份有限公司 | Control method and device of sensor, storage medium and processor |
-
2017
- 2017-01-04 CN CN201720008935.3U patent/CN206313450U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108233386A (en) * | 2018-03-05 | 2018-06-29 | 北京中能瑞泰电气有限公司 | Distributed power generation pressure regulation filtering system and method |
| CN111049148A (en) * | 2019-12-05 | 2020-04-21 | 国网辽宁省电力有限公司锦州供电公司 | Automatic adjustment control method for transformer tap |
| CN111049148B (en) * | 2019-12-05 | 2021-08-06 | 国网辽宁省电力有限公司锦州供电公司 | Automatic adjustment control method for transformer tap |
| CN112460742A (en) * | 2020-11-19 | 2021-03-09 | 珠海格力电器股份有限公司 | Control method and device of sensor, storage medium and processor |
| CN112460742B (en) * | 2020-11-19 | 2021-11-23 | 珠海格力电器股份有限公司 | Control method and device of sensor, storage medium and processor |
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Granted publication date: 20170707 Termination date: 20180104 |