CN207381253U - A kind of circuit adjustable transformer with vector - Google Patents
A kind of circuit adjustable transformer with vector Download PDFInfo
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- CN207381253U CN207381253U CN201721297312.9U CN201721297312U CN207381253U CN 207381253 U CN207381253 U CN 207381253U CN 201721297312 U CN201721297312 U CN 201721297312U CN 207381253 U CN207381253 U CN 207381253U
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- 230000033228 biological regulation Effects 0.000 claims abstract description 61
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 31
- 238000004804 winding Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 238000006243 chemical reaction Methods 0.000 abstract description 4
- 230000005611 electricity Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 238000009429 electrical wiring Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
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Abstract
The utility model provides a kind of circuit adjustable transformer with vector, including vector coil group, voltage regulation coil, pressure regulation iron core.The voltage regulation coil is installed on pressure regulation iron core, and each adjustable transformer installs two groups.The vector coil group includes two coils, is coaxially wound in outside two groups of pressure regulation iron cores and voltage regulation coil, makes two groups of pressure regulation iron cores while as vector iron core.Be it is a kind of mounted on circuit stage casing using vector phase convert for solving the problems, such as the low circuit adjustable transformer of the single-phase transmission voltage of rural area low-pressure system, vector coil and core structure are devised, is the single-phase voltage (vector) of no phase by the two-phase voltage conversion at 380 volts, 120 degree phase angles of no zero curve;Devise voltage regulation coil structure, by the voltage of vector it is online, automatically ramp up in the range of user's required voltage.Built circuit is solved the problems, such as due to low-voltage problem caused by end load and line footpath.
Description
Technical field
It is more particularly to a kind of that there is the line of vector the utility model is related to rural area low-voltage distribution technical field
Road adjustable transformer.
Background technology
Rural power grids are since its line arrangement is complicated, and the reasons such as peasant household disperses, and power consumption is irregular, there are users for a long time
The problem of terminal voltage is low.Especially for a small number of single-phase transmission of electricity users, low-voltage problem is difficult to solve always.The utility model
Single-phase transmission of electricity is become to the booster system of two-phase transmission of electricity rear end in addition using vector mode perfect to solve the problems, such as this.
The content of the invention
In order to solve the problems, such as described in background technology, the utility model provides a kind of circuit tune with vector
Pressure transformer, be it is a kind of mounted on circuit stage casing using vector phase convert for solving the single-phase transmission of electricity of rural area low-pressure system
The circuit adjustable transformer of the low problem of voltage, devises vector coil and core structure, by 380 volts of no zero curve, 120 degree of phases
The two-phase voltage conversion at angle for no phase single-phase voltage (vector);Voltage regulation coil structure is devised, by vector
Voltage is online, automatically ramps up in the range of user's required voltage.It can be installed on the electric pole of rural line.Solves built circuit
Due to low-voltage problem caused by end load and line footpath problem.This adjustable transformer has installation and easy to make, replacement appearance
Easily, the features such as investment is low, and service life is long.
In order to achieve the above object, the utility model is realized using following technical scheme:
A kind of circuit adjustable transformer with vector, the adjustable transformer include vector coil
Group, voltage regulation coil, pressure regulation iron core.
The voltage regulation coil is installed on pressure regulation iron core, and each adjustable transformer installs two groups.
The vector coil group includes two coils, is coaxially wound in outside two groups of pressure regulation iron cores and voltage regulation coil, makes
Two groups of pressure regulation iron cores are simultaneously as vector iron core.
In two coils of the vector coil group, one is primary coil, and connection~380V power supplys, another is
Secondary coil, the voltage regulation coil in parallel with two are connected in series.
The pressure regulation iron core is square core, is connected between two groups of pressure regulation iron cores for magnetic circuit.
It is connected to one end of secondary coil in vector coil group after two voltage regulation coil one end parallel connections, two
The other end of voltage regulation coil is connected to electric switch, and the other end of two electric switches is grounded.
The vector coil group, voltage regulation coil are formed using enameled wire coiling.
The every group of coil turn and the number of turn of vector coil group of two groups of voltage regulation coils are proportional.
The primary coil and secondary winding turns of the vector coil group are proportional.
Compared with prior art, the beneficial effects of the utility model are:
1st, a kind of circuit adjustable transformer with vector of the utility model is a kind of installs in the line
Section using vector phase convert for solving the problems, such as the low circuit adjustable transformer of the single-phase transmission voltage of rural area low-pressure system,
Vector coil and core structure are devised, the two-phase voltage conversion by 380 volts, 120 degree phase angles of no zero curve is no phase
Single-phase voltage (vector);Devise voltage regulation coil structure, by the voltage of vector it is online, automatically ramp up to user's needs
In voltage range.It can be installed on the electric pole of rural line.Built circuit is solved the problems, such as since end load and line footpath cause
Low-voltage problem.The features such as this adjustable transformer has installation and easy to make, and it is easy to replace, and investment is low, and service life is long.
2nd, a kind of circuit adjustable transformer with vector of the utility model is, it can be achieved that three-phase electricity is peasant household
220v power, reduce line loss than single phase power supply mode, when load increase can automatic lifting voltage, solution rural area it is single-phase
The problem of voltage is low after long distance power transmission.
Description of the drawings
Fig. 1 is a kind of structure diagram of circuit adjustable transformer with vector of the utility model;
Fig. 2 is a kind of electrical connection diagram of circuit adjustable transformer with vector of the utility model.
Wherein:1/ 2/ vector iron core 3- voltage regulation coils of vector iron core 2- pressure regulation iron core of 1- pressure regulation iron core, 1 4- voltage regulation coils
The secondary coil of the primary coil 7- vector coil groups of 2 5- vector coil group 6- vector coil groups.
Specific embodiment
Specific embodiment provided by the utility model is described in detail below in conjunction with attached drawing.
As shown in Figure 1, 2, a kind of circuit adjustable transformer with vector, the adjustable transformer include arrow
Quantitative change emat coil group 5, voltage regulation coil 3 and 4, pressure regulation iron core 1 and 2.
The voltage regulation coil 3 and 4 is respectively arranged on pressure regulation iron core 1 and 2, and each adjustable transformer installs two groups.
The vector coil group 5 includes two coils 6 and 7, is coaxially wound in two groups of pressure regulation iron cores 3 and 4 and pressure regulation
Outside coil 3 and 4, make two groups of pressure regulation iron cores 1 and 2 while as vector iron core.
In two coils of the vector coil group 5, one be primary coil 6, connection~380V power supplys, another
For secondary coil 7, the voltage regulation coil 3 and 4 in parallel with two is connected in series.
The pressure regulation iron core 1 and 2 is square core, is connected between two groups of pressure regulation iron cores 1 and 2 for magnetic circuit.
One of secondary coil 6 in vector coil group is connected to after two voltage regulation coils, 3 and 4 one end parallel connection
End, the other end of two voltage regulation coils 3 and 4 are connected to electric switch, and the other end of two electric switches is grounded.
The vector coil group 5, voltage regulation coil 3 and 4 are formed using enameled wire coiling.
The every group of coil turn and the number of turn of vector coil group 5 of two groups of voltage regulation coils 3 and 4 are proportional.
The primary coil 6 and 7 number of turn of secondary coil of the vector coil group 5 are proportional.
The vector coil group 5 and vector iron core are responsible for 380 volts of no zero curve, the two-phase voltage at 120 degree of phase angles
Be converted to the single-phase voltage (vector) of no phase;The responsible voltage by conversion of voltage regulation coil 3 and 4 is online, automatically ramps up to use
In the range of the required voltage of family.
It is the electrical wiring schematic diagram with the circuit adjustable transformer of vector of the utility model such as Fig. 2,
Adjust 5 primary side connection inlet wire 380V voltages of vector coil group, outlet one end is outlet connected load, the tune that one end is series at and connects
On crimping circle 3 and 4.It is grounded after coil tail end connection electric switch, becomes another load terminals.
D.C. contactor, bi-directional thyristor switch, solid-state relay or IGBT may be employed in the electric switch, according to
The size of customer charge determines on off state;When customer charge is relatively low, the electricity that the voltage regulation coil less with the number of turn is connected is closed
Air cock;When customer charge increase, the electric switch that the voltage regulation coil more with the number of turn is connected is closed, it is less to disconnect the number of turn
The electric switch that voltage regulation coil is connected;When customer charge further increases, two electric switches are closed at.
After the secondary coil 7 of the vector coil group 5 is connected with two voltage regulation coils 3 and 4 in parallel, one end is
~220V is exported, other end ground connection.Both ends jointly for user export the voltage stabilization without phase~220V power supplys.
Above example is implemented under premised on technical solutions of the utility model, gives detailed embodiment
With specific operating process, but the scope of protection of the utility model is not limited to the above embodiments.Side used in above-described embodiment
Method is conventional method unless otherwise instructed.
Claims (6)
1. a kind of circuit adjustable transformer with vector, which is characterized in that the adjustable transformer includes vector
Convert coil group, voltage regulation coil, pressure regulation iron core;
The voltage regulation coil is installed on pressure regulation iron core, and each adjustable transformer installs two groups;
The vector coil group includes two coils, is coaxially wound in outside two groups of pressure regulation iron cores and voltage regulation coil, makes two groups
Pressure regulation iron core is simultaneously as vector iron core;
In two coils of the vector coil group, one is primary coil, and connection~380V power supplys, another is secondary
Coil, the voltage regulation coil in parallel with two are connected in series.
2. a kind of circuit adjustable transformer with vector according to claim 1, which is characterized in that described
Pressure regulation iron core for square core, connected between two groups of pressure regulation iron cores for magnetic circuit.
3. a kind of circuit adjustable transformer with vector according to claim 1, which is characterized in that described
Two voltage regulation coil one end parallel connections after be connected to one end of secondary coil in vector coil group, two voltage regulation coils it is another
One end is connected to electric switch, and the other end of two electric switches is grounded.
4. a kind of circuit adjustable transformer with vector according to claim 1, which is characterized in that described
Vector coil group, voltage regulation coil are formed using enameled wire coiling.
5. a kind of circuit adjustable transformer with vector according to claim 1, which is characterized in that described
Two groups of voltage regulation coils every group of coil turn and the number of turn of vector coil group it is proportional.
6. a kind of circuit adjustable transformer with vector according to claim 1, which is characterized in that described
Vector coil group primary coil and secondary winding turns it is proportional.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201721297312.9U CN207381253U (en) | 2017-10-10 | 2017-10-10 | A kind of circuit adjustable transformer with vector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201721297312.9U CN207381253U (en) | 2017-10-10 | 2017-10-10 | A kind of circuit adjustable transformer with vector |
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Publication Number | Publication Date |
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CN207381253U true CN207381253U (en) | 2018-05-18 |
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CN201721297312.9U Active CN207381253U (en) | 2017-10-10 | 2017-10-10 | A kind of circuit adjustable transformer with vector |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107546015A (en) * | 2017-10-10 | 2018-01-05 | 国网辽宁省电力有限公司鞍山供电公司 | A kind of circuit adjustable transformer with vector function |
-
2017
- 2017-10-10 CN CN201721297312.9U patent/CN207381253U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107546015A (en) * | 2017-10-10 | 2018-01-05 | 国网辽宁省电力有限公司鞍山供电公司 | A kind of circuit adjustable transformer with vector function |
CN107546015B (en) * | 2017-10-10 | 2024-04-05 | 国网辽宁省电力有限公司鞍山供电公司 | Line voltage regulating transformer with vector conversion function |
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