CN104715910A - Distribution transformer with self-adaptation function - Google Patents
Distribution transformer with self-adaptation function Download PDFInfo
- Publication number
- CN104715910A CN104715910A CN201310689891.1A CN201310689891A CN104715910A CN 104715910 A CN104715910 A CN 104715910A CN 201310689891 A CN201310689891 A CN 201310689891A CN 104715910 A CN104715910 A CN 104715910A
- Authority
- CN
- China
- Prior art keywords
- regulating
- distribution transformer
- capacity
- load
- high pressure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Supply And Distribution Of Alternating Current (AREA)
Abstract
The invention relates to a distribution transformer with a self-adaptation function. The distribution transformer with the self-adaptation function comprises a distribution transformer body, an accessory of the distribution transformer body, an on-load capacitance and voltage adjustment integrated switch, an on-load capacitance and voltage adjustment comprehensive control device and a loaded side current transformer, wherein the distribution transformer body and the accessory finish the operations of voltage boosting and reduction, electricity transmission and on-loaded capacitance and voltage adjustment, the capacitance and voltage adjustment integrated switch finishes switchover of switching on and off the capacitance and voltage adjustment gears, the on-load capacitance and voltage adjustment comprehensive control device monitors and judges the operation state of the distribution transformer by monitoring the current data and voltage data, obtained through a current collecting unit and a voltage collecting unit, on the loaded side of the distribution transformer in real time and finishes control cover the on-load capacitance and voltage adjustment integrated switch, and the loaded side current transformer is used for providing the current data on the loaded side of the distribution transformer.
Description
Technical field
The present invention relates to the distribution transformer in field of power distribution, be specifically related to a kind of loaded capacity regulating voltage regulating distribution transformer with adaptation function.
Background technology
Distribution transformer as the primary power distribution equipment of electric power system end power distribution network, its demand in more greatly, growth trend faster.Distribution transformer is mainly used in rural power grids and urban distribution network, and rural power grids load has seasonal strong, the feature that electricity consumption peak-valley difference is large, and urban distribution network peak valley difference is more obvious, and its peak valley rotation is also more frequent.In order to meet the electricity consumption needs of peak hours, select all to configure transformer according to peak load during transformer, which results under distribution transformer is in underloading or Light Condition for a long time, cause the distribution transformer loss of current China quite serious, cause a large amount of power resource wastes.
At present, the theoretical research of loading capacitance-regulating distribution transformer is gradually improved, and production technology is comparative maturity also.Which overcome little, the real-time controlled ability of no-load capacity transfer distribution transformer capacity low, can not with carrying a pondage, having short supply interruption process, generally only carry out the shortcoming that seaonal load adjustment can have a strong impact on customer power supply reliability.But because the technical merit of day-to-day operation attendant and the factor such as heavy that works limit, fail to give full play to the effect of loading capacitance-regulating distribution transformer.In addition load prediction and Steam Generator in Load Follow technological means scarcity, accurately can not follow the tracks of load, also have a strong impact on promoting the use of of loading capacitance-regulating distribution transformer.
Therefore, develop a kind of loaded capacity regulating voltage regulating distribution transformer with adaptation function, by self adaptation Steam Generator in Load Follow technology, the methods such as load curve conversion, the prediction of short-term node load, robust load estimation are adopted to carry out forecast analysis to real time load, the switching of distribution transformer capacity is carried out according to actual loading size, the phenomenon such as " low load with strong power " that exist in solution distribution and heavy overload, improve power supply reliability, replace mother and sons' transformer, effectively reduce distribution transformer composite loss and overall cost.Meanwhile, according to the actual needs of distribution network voltage, on-load is carried out to power distribution station voltage and automatically adjusts, effective solution " low-voltage " problem, improves receiving end voltage qualification rate, ensures the reliable electricity consumption of resident, improve power quality, and then ensure the economic reliability service level of distribution transformer.
Summary of the invention
For breaking through the loaded capacity regulating voltage regulating key technology of adaptation function, the invention provides a kind of loaded capacity regulating voltage regulating distribution transformer with adaptation function, adopt self adaptation Steam Generator in Load Follow technology, when on-load, the switching of capacity and the switching of voltage are carried out to distribution transformer, thus effectively reduce distribution transformer composite loss and overall cost, improve power supply reliability and receiving end voltage qualification rate.
For ensureing object of the present invention, realize by the following technical solutions:
Have a loaded capacity regulating voltage regulating distribution transformer for adaptation function, described distribution transformer comprises that distribution transformer body and annex, loaded capacity regulating voltage regulating are integrated switched, loaded capacity regulating voltage regulating composite control apparatus, load-side current transformer.
Loaded capacity regulating voltage regulating distribution transformer body of the present invention and annex, complete the realization of buck, delivery of electrical energy and loaded capacity regulating voltage regulating operation; Described loaded capacity regulating voltage regulating is integrated switched, completes the switching of switch capacity and pressure regulating gear; Described loaded capacity regulating voltage regulating composite control apparatus, by Real-Time Monitoring current acquisition unit, voltage acquisition unit obtain current data, the voltage data of distribution transformer load-side, carry out monitoring to distribution transformer running status to judge simultaneously, complete the control integrated switched to loaded capacity regulating voltage regulating.
Described loaded capacity regulating voltage regulating distribution transformer, is characterized in that, described distribution transformer body should comprise bushing and low-tension bushing, high pressure winding and low pressure winding, the tap of high pressure winding capacity transfer, high pressure winding tap changer and the tap of low pressure winding capacity transfer.
Described loaded capacity regulating voltage regulating is integrated switched, it is characterized in that, described switch is mechanical switch, and capacity transfer contact is connected with the tap of high pressure winding capacity transfer, the tap of low pressure winding capacity transfer; Described switch pressure regulation contact is connected with high pressure winding tap changer.
Described loaded capacity regulating voltage regulating composite control apparatus, it is characterized in that, described control device respectively with described distribution transformer load-side bus, described load-side Current Transformer Secondary side leading-out terminal, the integrated switched control end electric link of described loaded capacity regulating voltage regulating.
Described loaded capacity regulating voltage regulating distribution transformer, is characterized in that the Capacity Ratio of Large Copacity and low capacity is close to 3:1, voltage tap scope is ± 5%, ± 2 × 2.5%, ± 3 × 2.5% or other taps.
Described loaded capacity regulating voltage regulating distribution transformer, it is characterized in that high pressure winding coupling is angle-style connection under Large Copacity mode, low pressure winding is for being connected in parallel; Under low capacity mode, high pressure winding coupling is wye connection, and low pressure winding is for being connected in series.
Described loaded capacity regulating voltage regulating distribution transformer, is characterized in that the high pressure winding of the integrated switched and described distribution transformer body of loaded capacity regulating voltage regulating, variable star angle that low pressure winding has coordinated high pressure winding, the serial parallel conversion of low pressure winding and the switching of voltage gear.
Described loaded capacity regulating voltage regulating distribution transformer, it is characterized in that described distribution transformer has self adaptation burden functional, by self adaptation Steam Generator in Load Follow technology, the methods such as load curve conversion, the prediction of short-term node load, robust load estimation are adopted to carry out forecast analysis to real time load.
Described loaded capacity regulating voltage regulating distribution transformer, is characterized in that loaded capacity regulating voltage regulating composite control apparatus has real-time data acquisition unit, real time load generation unit, load comparing unit and capacity and pressure regulating control unit.
Described loaded capacity regulating voltage regulating distribution transformer, it is characterized in that capacity and pressure regulating signal that loaded capacity regulating voltage regulating composite control apparatus exports can be transferred to loaded capacity regulating voltage regulating integrated switched, described switch can complete corresponding capacity and pressure regulating switching action after receiving output signal.
Described loaded capacity regulating voltage regulating distribution transformer, is characterized in that, described high pressure winding comprises high pressure capacity transfer 6 shunting tap trg1 ~ trg6, and described low pressure winding comprises low pressure capacity transfer 12 shunting tap trd1 ~ trd12.
Described loaded capacity regulating voltage regulating distribution transformer, is characterized in that, described high pressure winding comprises high pressure pressure regulation 4 shunting tap tyg1 ~ tyg4(or 6 shunting tap tyg1 ~ tyg6 or 8 shunting tap tyg1 ~ tyg8).
Described loaded capacity regulating voltage regulating distribution transformer, it is characterized in that, described high pressure capacity transfer shunting tap trg1 ~ trg6, low pressure capacity transfer shunting tap trd1 ~ trd12 and high pressure pressure regulation shunting tap tyg1 ~ tyg4 and the integrated switched connection of described loaded capacity regulating voltage regulating.
Described loaded capacity regulating voltage regulating distribution transformer, is characterized in that, described loaded capacity regulating voltage regulating composite control apparatus comprises the capacity and pressure regulating modes such as automatic control, Non-follow control, Long-distance Control, and above-mentioned three kinds of control mode lockings each other.
Described loaded capacity regulating voltage regulating distribution transformer, is characterized in that, described loaded capacity regulating voltage regulating control device comprise USB on the spot, the communication mode such as serial ports 232/485, GPRS, optical fiber, Zigbee short-distance wireless, Wifi.
Adopt technique scheme, beneficial effect of the present invention is as follows:
1) power distribution network self adaptation Steam Generator in Load Follow technology
Distribution transformer has adaptation function, by self adaptation Steam Generator in Load Follow technology, adopts the methods such as load curve conversion, the prediction of short-term node load, robust load estimation to carry out forecast analysis to real time load.Being adapted to the high self adaptation Steam Generator in Load Follow simulation model of the accuracy of power distribution network by setting up, completing a kind of formulation of distribution transformer loaded capacity regulating voltage regulating integrated synthesis control strategy.
2) a year automatic switchover is had
Loaded capacity regulating voltage regulating integral switch is controlled by loaded capacity regulating voltage regulating composite control apparatus, when distribution transformer does not have a power failure, the automatic switchover of rated capacity and the switching of tapping voltage are carried out to it, completes the conversion of the variable star angle of distribution transformer high-tension coil, the serial parallel conversion of low-voltage coil and high-tension coil pressure regulation shunting tap.
3) saving energy and decreasing loss, the raising quality of power supply
According to actual loading, voltage swing, loaded capacity regulating voltage regulating composite control apparatus controls loaded capacity regulating voltage regulating integral switch, loaded capacity regulating voltage regulating integral switch reliably carries out the switching of switch tap position according to control command, completes the adjustment process of distribution transformer capacity and voltage.The phenomenon such as " low load with strong power " that exist in effective solution distribution and heavy overload, improves power supply reliability, effectively reduces distribution transformer composite loss and overall cost.Distribution transformer is run with economized form when meeting workload demand all the time and supply power voltage is qualified.
Accompanying drawing explanation
Fig. 1 is the flow chart that the invention provides the loaded capacity regulating voltage regulating distribution transformer with adaptation function.
Fig. 2 the invention provides the loaded capacity regulating voltage regulating distribution transformer structural principle schematic diagram with adaptation function.
Fig. 3 is the connection diagram with the loaded capacity regulating voltage regulating distribution transformer inner high and low pressure winding capacity transfer of adaptation function provided by the invention.
Fig. 4 A-Fig. 4 B is the schematic diagram with the loaded capacity regulating voltage regulating distribution transformer internal high pressure winding pressure regulation tap of adaptation function provided by the invention.
Fig. 5 is self adaptation Steam Generator in Load Follow know-why block diagram provided by the invention.
This overall plan communication network schematic diagram provided by the invention of Fig. 6.
Embodiment
Here is the specific embodiment of the present invention, and the technical scheme realized below in conjunction with the present invention further illustrates.
The invention provides a kind of loaded capacity regulating voltage regulating distribution transformer with adaptation function, as shown in Figure 1, the loaded capacity regulating voltage regulating distribution transformer with adaptation function comprises that distribution transformer body and annex, loaded capacity regulating voltage regulating are integrated switched, loaded capacity regulating voltage regulating composite control apparatus, load-side current transformer to flow chart.
Described loaded capacity regulating voltage regulating distribution transformer body and annex, complete the realization of buck, delivery of electrical energy and loaded capacity regulating voltage regulating operation;
Described loaded capacity regulating voltage regulating is integrated switched, and the switching completing switch capacity and pressure regulating gear, in order to control loaded capacity regulating voltage regulating distribution transformer body and annex, completes the realization of buck, delivery of electrical energy and loaded capacity regulating voltage regulating operation;
Described loaded capacity regulating voltage regulating composite control apparatus, by Real-Time Monitoring current acquisition unit, voltage acquisition unit obtain current data, the voltage data of distribution transformer load-side, carry out monitoring to distribution transformer running status to judge simultaneously, complete the control integrated switched to loaded capacity regulating voltage regulating;
Described load-side current transformer, in order to provide the current data of distribution transformer load-side.
The invention provides a kind of loaded capacity regulating voltage regulating distribution transformer with adaptation function, as shown in Figure 2, the loaded capacity regulating voltage regulating distribution transformer with adaptation function comprises that distribution transformer body and annex, loaded capacity regulating voltage regulating are integrated switched, loaded capacity regulating voltage regulating composite control apparatus, load-side current transformer to structural principle schematic diagram.
Distribution transformer body should comprise bushing and low-tension bushing, high pressure winding and low pressure winding, the tap of high pressure winding capacity transfer, high pressure winding tap changer and the tap of low pressure winding capacity transfer.Loaded capacity regulating voltage regulating is integrated switched comprises pressure regulation contact, capacity transfer contact, tap position, control circuit.Loaded capacity regulating voltage regulating composite control apparatus comprises electric current and voltage acquisition interface, remote signalling input interface, remote control output interface.
Bushing and low-tension bushing are connected with 10kV, 0.4kV supply line respectively; The integrated switched pressure regulation contact of loaded capacity regulating voltage regulating is connected with the pressure regulation shunting tap of high pressure winding, and capacity transfer contact is connected with the capacity transfer shunting tap of high pressure winding, the capacity transfer shunting tap of low pressure winding; The integrated switched tap position of loaded capacity regulating voltage regulating is connected with remote control output interface with the remote signalling input interface of loaded capacity regulating voltage regulating composite control apparatus respectively with control circuit; The electric current and voltage acquisition interface of loaded capacity regulating voltage regulating composite control apparatus is connected with distribution transformer 0.4kV load-side bus, load-side Current Transmit secondary side leading-out terminal respectively.
High pressure winding comprises high pressure capacity transfer 6 shunting tap trg1 ~ trg6 and high pressure pressure regulation 4 shunting tap tyg1 ~ tyg4(or 6 shunting tap tyg1 ~ tyg6 or 8 shunting tap tyg1 ~ tyg8).Described low pressure winding comprises low pressure capacity transfer 12 shunting tap trd1 ~ trd12.
High pressure capacity transfer shunting tap trg1 ~ trg6, low pressure capacity transfer shunting tap trd1 ~ trd12 are connected with the integrated switched capacity transfer contact of loaded capacity regulating voltage regulating, and high pressure pressure regulation shunting tap tyg1 ~ tyg4 is connected with the integrated switched pressure regulation contact of loaded capacity regulating voltage regulating.
The loaded capacity regulating voltage regulating distribution transformer with adaptation function provided by the invention has size two kinds of capacity, and size Capacity Ratio is close to 3:1, described distribution transformer is when Large Copacity, high pressure winding is delta connection (K1 closed, K2 disconnect), and low pressure winding is parallel-connection structure (K3, K5 closed, K4 disconnect); When low capacity, high pressure winding is star-like connection (K2 closed, K1 disconnect), and low pressure winding is series connection cascaded structure (K4 closed, K3, K5 disconnect).Described distribution transformer high pressure winding pressure regulation shunting tap is determined (for tapping range for ± 3 × 2.5%) according to scope range of the fluctuation of voltage and Adjustment precision.Winding coupling figure is as shown in accompanying drawing 3, Fig. 4 A-Fig. 4 B.Described loaded capacity regulating voltage regulating distribution transformer is when completing capacity and switching, and distribution transformer internal high pressure winding completes variable star angle, low pressure winding completes serial parallel conversion.
As shown in Figure 5, Fig. 5 is self adaptation Steam Generator in Load Follow know-why block diagram.The described loaded capacity regulating voltage regulating distribution transformer with adaptation function, by obtaining real-time measured information, load model information, power consumption information, distribution network information, historical load data message etc., utilize self adaptation Steam Generator in Load Follow technology, adopt the methods such as load curve conversion, the prediction of short-term node load, robust load estimation to carry out forecast analysis to real time load.Being adapted to the high self adaptation Steam Generator in Load Follow simulation model of the accuracy of power distribution network by setting up, completing a kind of formulation of distribution transformer loaded capacity regulating voltage regulating integrated synthesis control strategy.
Loaded capacity regulating voltage regulating integrated synthesis control device is by the electric current and voltage data of distribution transformer outlet side described in real-time data acquisition unit Real-time Collection, combining adaptive Steam Generator in Load Follow technology, by the electric current and voltage data genaration real time load of Real-time Obtaining, utilize load comparing unit, by the real time load generated and the capacity transfer preset, pressure regulation setting value compares constraint IF condition, if meet the requirement of loaded capacity regulating voltage regulating integrated synthesis control strategy, capacity and pressure regulating control unit then sends regulating command to loaded capacity regulating voltage regulating integral switch, loaded capacity regulating voltage regulating integral switch completes the switching of the position of the switch according to instruction.Ensure, not needing, under the state had a power failure, to complete the adjustment process of transformer capacity and voltage, distribution transformer to be run with economized form when meeting workload demand all the time and supply power voltage is qualified.
Loaded capacity regulating voltage regulating composite control apparatus comprises the capacity and pressure regulating modes such as automatic control, Non-follow control, Long-distance Control, and above-mentioned three kinds of control mode lockings each other, the composite control apparatus described in guarantee exports Decision Control and completes reliably in order.Described loaded capacity regulating voltage regulating composite control apparatus comprise USB on the spot, the communication mode such as serial ports 232/485, GPRS, optical fiber, Zigbee short-distance wireless, Wifi.Can realize on the spot that data are downloaded, data check and parameter tuning, service data can be sent to remote monitoring center simultaneously, realize remote monitoring function.Communication network as shown in Figure 6.
The present invention adopts advanced arc quenching method, realizes reliability and the continuity of the integrated switched handoff procedure of loaded capacity regulating voltage regulating.The technology such as integrated computer, modern communications, automatically control, a kind of loaded capacity regulating voltage regulating distribution transformer with adaptation function is proposed, the phenomenon such as " low load with strong power " that exist in effective solution distribution and heavy overload, improve power supply reliability, effectively reduce distribution transformer composite loss and overall cost.Distribution transformer is run with economized form when meeting workload demand all the time and supply power voltage is qualified.
Above-described embodiment; object of the present invention, technical scheme and beneficial effect are further described; be understood that; the foregoing is only the specific embodiment of the present invention; the protection range be not intended to limit the present invention; within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (13)
1. have a distribution transformer for adaptation function, it is characterized in that, described distribution transformer comprises: distribution transformer body and annex, loaded capacity regulating voltage regulating are integrated switched, loaded capacity regulating voltage regulating composite control apparatus, load-side current transformer;
Described loaded capacity regulating voltage regulating distribution transformer body and annex, complete the realization of buck, delivery of electrical energy and loaded capacity regulating voltage regulating operation;
Described loaded capacity regulating voltage regulating composite control apparatus, by Real-Time Monitoring current acquisition unit, voltage acquisition unit obtain current data, the voltage data of distribution transformer load-side, carry out monitoring to distribution transformer running status to judge simultaneously, complete the control integrated switched to loaded capacity regulating voltage regulating; Described loaded capacity regulating voltage regulating is integrated switched according to control, completes the switching of switch capacity and pressure regulating gear;
Described load-side current transformer, in order to provide the current data of distribution transformer load-side.
2. distribution transformer according to claim 1, is characterized in that, described distribution transformer body should comprise bushing and low-tension bushing, high pressure winding and low pressure winding, the tap of high pressure winding capacity transfer, high pressure winding tap changer and the tap of low pressure winding capacity transfer.
3. distribution transformer according to claim 1, is characterized in that, the integrated switched breaker in middle of described loaded capacity regulating voltage regulating is mechanical switch, and capacity transfer contact is connected with the tap of high pressure winding capacity transfer, the tap of low pressure winding capacity transfer; Described switch pressure regulation contact is connected with high pressure winding tap changer.
4. distribution transformer according to claim 3, is characterized in that, described high pressure winding comprises high pressure capacity transfer 6 shunting tap trg1 ~ trg6, and described low pressure winding comprises low pressure capacity transfer 12 shunting tap trd1 ~ trd12.
5. distribution transformer according to claim 3, is characterized in that, described high pressure winding comprises high pressure pressure regulation 4 shunting tap tyg1 ~ tyg4(or 6 shunting tap tyg1 ~ tyg6 or 8 shunting tap tyg1 ~ tyg8).
6. distribution transformer according to claim 3, it is characterized in that, described high pressure capacity transfer shunting tap trg1 ~ trg6, low pressure capacity transfer shunting tap trd1 ~ trd12 and high pressure pressure regulation shunting tap tyg1 ~ tyg4 and the integrated switched connection of described loaded capacity regulating voltage regulating.
7. distribution transformer according to claim 1, it is characterized in that, described loaded capacity regulating voltage regulating composite control apparatus respectively with described distribution transformer load-side bus, described load-side Current Transformer Secondary side leading-out terminal, the integrated switched control end electric link of described loaded capacity regulating voltage regulating.
8. distribution transformer according to claim 1, is characterized in that, the Capacity Ratio of described distribution transformer Large Copacity and low capacity is close to 3:1, voltage tap scope is ± 5%, ± 2 × 2.5%, ± 3 × 2.5% or other taps.
9. distribution transformer according to claim 8, is characterized in that, described under Large Copacity mode high pressure winding coupling be angle-style connection, low pressure winding is for being connected in parallel; Under low capacity mode, high pressure winding coupling is wye connection, and low pressure winding is for being connected in series.
10. distribution transformer according to claim 1, it is characterized in that, the high pressure winding of the integrated switched and described distribution transformer body of described loaded capacity regulating voltage regulating, low pressure winding have coordinated the switching of the variable star angle of high pressure winding, the serial parallel conversion of low pressure winding and voltage gear.
11. distribution transformers according to claim 1, is characterized in that, described loaded capacity regulating voltage regulating composite control apparatus has real-time data acquisition unit, real time load generation unit, load comparing unit and capacity and pressure regulating control unit;
Described real-time data acquisition unit, in order to the electric current and voltage data of distribution transformer outlet side described in Real-time Collection;
Described real time load generation unit, in order to combining adaptive Steam Generator in Load Follow technology, by the electric current and voltage data genaration real time load of Real-time Obtaining;
Described load comparing unit, in order to compare constraint IF condition by the real time load of generation and the capacity transfer preset, pressure regulation setting value;
Described capacity and pressure regulating control unit, in order to according to load comparing unit comparative result, sends regulating command to loaded capacity regulating voltage regulating integral switch.
12. distribution transformers according to claim 1, it is characterized in that, it is integrated switched that the capacity and pressure regulating signal that described loaded capacity regulating voltage regulating composite control apparatus exports can be transferred to loaded capacity regulating voltage regulating, and described switch can complete corresponding capacity and pressure regulating switching action after receiving output signal.
13. distribution transformers according to claim 1, is characterized in that, described loaded capacity regulating voltage regulating control device communication mode comprise USB on the spot, serial ports 232/485, GPRS, optical fiber, Zigbee short-distance wireless, Wifi.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310689891.1A CN104715910A (en) | 2013-12-16 | 2013-12-16 | Distribution transformer with self-adaptation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310689891.1A CN104715910A (en) | 2013-12-16 | 2013-12-16 | Distribution transformer with self-adaptation function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104715910A true CN104715910A (en) | 2015-06-17 |
Family
ID=53415147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310689891.1A Pending CN104715910A (en) | 2013-12-16 | 2013-12-16 | Distribution transformer with self-adaptation function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104715910A (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105071394A (en) * | 2015-08-19 | 2015-11-18 | 国家电网公司 | Intelligent voltage regulation system and method of power distribution transformer based on response to demand |
| CN106952713A (en) * | 2017-05-02 | 2017-07-14 | 苏州东源天利电器有限公司 | There is load automatic capacity regulating voltage adjusting power transformer |
| CN108736360A (en) * | 2017-04-18 | 2018-11-02 | 北京南瑞电研华源电力技术有限公司 | A kind of integration loaded capacity regulating voltage regulating power distribution station |
| CN109378200A (en) * | 2018-11-21 | 2019-02-22 | 特变电工湖南电气有限公司 | A kind of loaded capacity regulating voltage regulating photovoltaic transformer |
| CN109411217A (en) * | 2018-12-19 | 2019-03-01 | 北京南瑞电研华源电力技术有限公司 | A kind of voltage regulating distribution transformer |
| CN109659121A (en) * | 2018-12-12 | 2019-04-19 | 国网北京市电力公司 | Transformer switch group, transformer, transformer capacity transfer method and device |
| CN111209673A (en) * | 2020-01-08 | 2020-05-29 | 云南电网有限责任公司昆明供电局 | Design method of novel wide-width voltage-regulating distribution transformer |
| CN111953249A (en) * | 2020-08-26 | 2020-11-17 | 国网江西省电力有限公司电力科学研究院 | On-load tap changer parameter setting method considering voltage qualification rate |
| CN112086935A (en) * | 2020-08-20 | 2020-12-15 | 许继电气股份有限公司 | Converter transformer differential protection control method and device capable of achieving adaptive voltage reduction operation |
| CN114285341A (en) * | 2021-12-29 | 2022-04-05 | 西安交通大学 | Transient optimization control system and method for power electronic on-load arcless capacity regulating transformer |
| CN114696693A (en) * | 2022-06-01 | 2022-07-01 | 山东东辰节能电力设备有限公司 | Intelligent capacity-regulating transformer |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56146209A (en) * | 1980-04-15 | 1981-11-13 | Toshiba Corp | Three-phase transformer |
| CN102651273A (en) * | 2012-04-09 | 2012-08-29 | 中国电力科学研究院 | Arcless on-load volume regulation and voltage regulation distribution transformer |
| CN103219137A (en) * | 2013-03-26 | 2013-07-24 | 国家电网公司 | Self-adapted load type distribution transformer |
| CN203774071U (en) * | 2013-12-16 | 2014-08-13 | 北京电研华源电力技术有限公司 | On-load capacity-regulating pressure-regulating distribution transformer with self-adaption function |
-
2013
- 2013-12-16 CN CN201310689891.1A patent/CN104715910A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56146209A (en) * | 1980-04-15 | 1981-11-13 | Toshiba Corp | Three-phase transformer |
| CN102651273A (en) * | 2012-04-09 | 2012-08-29 | 中国电力科学研究院 | Arcless on-load volume regulation and voltage regulation distribution transformer |
| CN103219137A (en) * | 2013-03-26 | 2013-07-24 | 国家电网公司 | Self-adapted load type distribution transformer |
| CN203774071U (en) * | 2013-12-16 | 2014-08-13 | 北京电研华源电力技术有限公司 | On-load capacity-regulating pressure-regulating distribution transformer with self-adaption function |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105071394A (en) * | 2015-08-19 | 2015-11-18 | 国家电网公司 | Intelligent voltage regulation system and method of power distribution transformer based on response to demand |
| CN105071394B (en) * | 2015-08-19 | 2017-09-26 | 国家电网公司 | A kind of distribution transformer intelligent voltage regulating system and method based on demand response |
| CN108736360A (en) * | 2017-04-18 | 2018-11-02 | 北京南瑞电研华源电力技术有限公司 | A kind of integration loaded capacity regulating voltage regulating power distribution station |
| CN106952713A (en) * | 2017-05-02 | 2017-07-14 | 苏州东源天利电器有限公司 | There is load automatic capacity regulating voltage adjusting power transformer |
| CN109378200A (en) * | 2018-11-21 | 2019-02-22 | 特变电工湖南电气有限公司 | A kind of loaded capacity regulating voltage regulating photovoltaic transformer |
| CN109659121A (en) * | 2018-12-12 | 2019-04-19 | 国网北京市电力公司 | Transformer switch group, transformer, transformer capacity transfer method and device |
| CN109411217A (en) * | 2018-12-19 | 2019-03-01 | 北京南瑞电研华源电力技术有限公司 | A kind of voltage regulating distribution transformer |
| CN111209673A (en) * | 2020-01-08 | 2020-05-29 | 云南电网有限责任公司昆明供电局 | Design method of novel wide-width voltage-regulating distribution transformer |
| CN112086935A (en) * | 2020-08-20 | 2020-12-15 | 许继电气股份有限公司 | Converter transformer differential protection control method and device capable of achieving adaptive voltage reduction operation |
| CN112086935B (en) * | 2020-08-20 | 2022-09-20 | 许继电气股份有限公司 | Converter transformer differential protection control method and device capable of achieving adaptive voltage reduction operation |
| CN111953249A (en) * | 2020-08-26 | 2020-11-17 | 国网江西省电力有限公司电力科学研究院 | On-load tap changer parameter setting method considering voltage qualification rate |
| CN111953249B (en) * | 2020-08-26 | 2024-07-05 | 国网江西省电力有限公司电力科学研究院 | On-load voltage regulating transformer parameter setting method considering voltage qualification rate |
| CN114285341A (en) * | 2021-12-29 | 2022-04-05 | 西安交通大学 | Transient optimization control system and method for power electronic on-load arcless capacity regulating transformer |
| CN114285341B (en) * | 2021-12-29 | 2023-12-15 | 西安交通大学 | Transient optimization control system and method for electric electronic on-load arcless capacity-regulating transformer |
| CN114696693A (en) * | 2022-06-01 | 2022-07-01 | 山东东辰节能电力设备有限公司 | Intelligent capacity-regulating transformer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104715910A (en) | Distribution transformer with self-adaptation function | |
| CN209016718U (en) | A kind of intelligent, phase changing type three-phase current unbalance self-checking device | |
| CN102088209B (en) | Self-healing control method of distribution network | |
| CN101656420B (en) | Reactive compensation type intelligent voltage regulator | |
| CN109347126A (en) | A kind of intelligent, phase changing type three-phase current unbalance self-checking device | |
| WO2014153936A1 (en) | Self-adaptive load type distribution transformer | |
| CN202111656U (en) | Control system for 35kV on-load capacity and voltage regulating transformer | |
| CN105790290A (en) | Unbalance adjustment system for low-voltage station area distribution transformer secondary side | |
| CN204205598U (en) | System saving electricity optimizes the automatic regulation voltage pressure stabilizing device of electric energy and equipment group thereof | |
| CN201878088U (en) | Automatic voltage regulator of switching voltage regulator (SVR) line | |
| CN203774071U (en) | On-load capacity-regulating pressure-regulating distribution transformer with self-adaption function | |
| CN203632254U (en) | Automatic reactive compensation intelligent power distribution transformer | |
| CN110350441A (en) | A kind of online de-icing method of transmission line of electricity based on phase-shifting transformer | |
| CN203760864U (en) | Automatic distribution-network pole-mounted switch cabinet capable of remote monitoring | |
| CN103354361A (en) | Low-voltage three-phase load automation balancing device | |
| CN105337420A (en) | Energy-saving type power transformer capable of achieving automatic power distribution | |
| CN205583704U (en) | Not balancing control system of change secondary side is joined in marriage in low district of presenting a theatrical performance as last item on a programme | |
| CN202190125U (en) | Automatic voltage and reactive power control device for regional power grid | |
| CN201450337U (en) | Reactive power compensation-type intelligent voltage regulator | |
| CN203883477U (en) | Stepping type voltage regulator | |
| CN205583706U (en) | Three -phase unbalanced load adjusting device | |
| Yangjue et al. | Design of 10kV Dry Transformer Monitoring and Control System | |
| CN204271513U (en) | A kind of loaded capacity-regulated transformer station realizing Based Intelligent Control | |
| CN103280839B (en) | Different appearance transformer alternate run power-saving method arranged side by side and device | |
| CN203193283U (en) | Voltage deviation regulator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150617 |