CN204013307U - A kind of loaded capacity regulating voltage regulating control device for transformer of communicating by letter - Google Patents
A kind of loaded capacity regulating voltage regulating control device for transformer of communicating by letter Download PDFInfo
- Publication number
- CN204013307U CN204013307U CN201420260169.6U CN201420260169U CN204013307U CN 204013307 U CN204013307 U CN 204013307U CN 201420260169 U CN201420260169 U CN 201420260169U CN 204013307 U CN204013307 U CN 204013307U
- Authority
- CN
- China
- Prior art keywords
- unit
- voltage
- control device
- regulating
- transformer
- 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.)
- Expired - Lifetime
Links
- 230000001105 regulatory effect Effects 0.000 title claims abstract description 126
- 238000004891 communication Methods 0.000 claims abstract description 31
- 238000012545 processing Methods 0.000 claims abstract description 31
- 238000012544 monitoring process Methods 0.000 claims abstract description 25
- 238000012546 transfer Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012797 qualification Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000009313 farming Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The utility model provides a kind of loaded capacity regulating voltage regulating control device for transformer of communicating by letter, and this control device comprises: processing unit, communication unit, voltage acquisition unit, current acquisition unit, Condition Monitoring Unit; Communication unit, voltage acquisition unit, current acquisition unit, Condition Monitoring Unit are connected with processing unit respectively; Communication unit, carries out radio communication with handheld terminal; Voltage acquisition unit, gathers the output voltage data message of loaded capacity regulating voltage regulating transformer and sends; Current acquisition unit, gathers the load current data message of loaded capacity regulating voltage regulating transformer and sends; Condition Monitoring Unit, the capacity gear of monitoring loaded capacity regulating voltage regulating transformer and the running status of voltage gear, and send running state information to processing unit; Processing unit, the data message that receiver voltage collecting unit, current acquisition unit and Condition Monitoring Unit send, and data message is sent to handheld terminal by communication unit.With this, solve existing loaded capacity-regulated, the mutual inconvenient problem of Regulation Control device information.
Description
Technical field
The utility model includes the distribution field of load capacity and pressure regulating transformer, espespecially a kind of loaded capacity regulating voltage regulating control device for transformer of communicating by letter.
Background technology
The annual most of the time of Transformers for Rural Networks is moved under underloading or Light Condition, and annual load factor is on the low side, and distribution transformer is the state in " low load with strong power " for a long time.But in the time of busy farming season, power load sharp increase, part distribution transformer short-time overload situation is serious.The generation of above-mentioned situation, causes distribution transformer loss serious, has caused a large amount of waste of energy, has had a strong impact on power supply reliability and receiving end voltage qualification rate simultaneously.
The application of loaded capacity-regulated transformer can solve the generation of " low load with strong power " and serious overload phenomenon preferably.But there is certain limitation for solving " low-voltage " phenomenon causing because of problems such as supply line's conductor cross-section are little, radius of electricity supply is large, therefore need a kind of distribution transformer loaded capacity-regulated, on-load voltage regulation that integrates, not only can reach the effect of loaded capacity-regulated transformer, the generation that simultaneously well solves " low-voltage " phenomenon by on-load voltage regulation.
Traditional loaded capacity-regulated, on-load voltage regulation control device all adopts binary-coded decimal to show, operation maintenance personnel can only check the running state information loaded capacity-regulated, on-load tap-changing transformer is current at the scene, only can arrange control device manually, and cannot carry out historical data checks and downloads, and adopt manual mode of operation inconvenience, there is certain potential safety hazard simultaneously.
Utility model content
For solving the problem of the mutual inconvenience of existing loaded capacity-regulated, Regulation Control device information, the utility model object has been to provide a kind of a kind of loaded capacity regulating voltage regulating control device for transformer; By mode that can Control on Communication, to address the above problem; This control device principal character comprises:
Processing unit, communication unit, voltage acquisition unit, current acquisition unit, Condition Monitoring Unit;
Described communication unit, voltage acquisition unit, current acquisition unit, Condition Monitoring Unit are connected with described processing unit respectively;
Described communication unit, carries out radio communication with handheld terminal;
Described voltage acquisition unit, gathers the output voltage data message of loaded capacity regulating voltage regulating transformer and sends;
Described current acquisition unit, gathers the load current data message of described loaded capacity regulating voltage regulating transformer and sends;
Described Condition Monitoring Unit, monitors the running status of capacity gear and the voltage gear of described loaded capacity regulating voltage regulating transformer, and sends running state information to described processing unit;
Described processing unit, the data message that receiver voltage collecting unit, current acquisition unit and Condition Monitoring Unit send, and described data message is sent to handheld terminal by described communication unit.Described loaded capacity regulating voltage regulating control device for transformer, is characterized in that, also comprises display unit, is connected with described processing unit, shows the running state information of described loaded capacity regulating voltage regulating transformer;
In the utility model one preferred embodiment, also comprise, this communication unit adopts Zigbee mode to communicate by letter.
In the utility model one preferred embodiment, also comprise setting unit, this setting unit is connected with described processing unit, receives the configuration information of user's capacity transfer, pressure regulation;
In the utility model one preferred embodiment, also comprise control unit, this control unit is connected with described processing unit, sends the control command of described processing unit to described loaded capacity regulating voltage regulating transformer;
In the utility model one preferred embodiment, also comprise interface unit, this interface unit is connected with described processing unit, by described interface unit, sends the voltage of described control device, current data information and running state information to external equipment;
In the utility model one preferred embodiment, also comprise, this interface unit comprises USB and/or RS232 interface.
Useful technique effect of the present utility model is: will effectively solve existing power distribution station " low load with strong power " and serious overload phenomenon by the utility model, remain that transformer operates in optimal economic interval, effectively solve " low-voltage " phenomenon causing because of problems such as supply line's conductor cross-section are little, radius of electricity supply is large simultaneously, greatly improved power supply reliability and receiving end voltage qualification rate.
Brief description of the drawings
Fig. 1 is the structural representation of a kind of loaded capacity regulating voltage regulating control device for transformer of communicating by letter of the utility model embodiment;
Fig. 2 is a kind of loaded capacity regulating voltage regulating transformer of communicating by letter of the utility model embodiment and the structure chart of control device;
Fig. 3 is the circuit diagram that a kind of loaded capacity regulating voltage regulating control device for transformer of the utility model embodiment voltage analog gathers;
Fig. 4 is the circuit diagram that the current analog amount of a kind of loaded capacity regulating voltage regulating control device for transformer of the utility model embodiment gathers;
Fig. 5 is the circuit diagram of the utility model embodiment control device Condition Monitoring Unit;
Fig. 6 is the circuit diagram of the utility model embodiment control device control output unit.
Embodiment
For making object, technical scheme and the advantage of the utility model embodiment clearer, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
Be illustrated in figure 1 the structural representation of a kind of loaded capacity regulating voltage regulating control device for transformer of communicating by letter of the utility model embodiment.
Comprise processing unit 1015; Communication unit 1014; Voltage acquisition unit 1011; Current acquisition unit 1012; Condition Monitoring Unit 1013.
Described communication unit 1014, voltage acquisition unit 1011, current acquisition unit 1012, Condition Monitoring Unit 1013 are connected with described processing unit 1015 respectively;
Described communication unit 1014, specifically can utilize Zigbee short distance, low-power consumption two-way wireless communication technology and handheld terminal to carry out radio communication, thereby the information interaction between the voltage/current data message that realization and described voltage acquisition unit 1011, described current acquisition unit 1012 collect, and the running state information of loaded capacity regulating voltage regulating transformer is sent to handheld terminal, be convenient to attendant and check, download the related data information of described loaded capacity regulating voltage regulating transformer operation.
Described voltage acquisition unit 1011, gathers the output voltage data message of described loaded capacity regulating voltage regulating transformer;
Described current acquisition unit 1012, gathers the load current data message of described loaded capacity regulating voltage regulating transformer;
Described Condition Monitoring Unit 1013, monitors the running state information of described loaded capacity regulating voltage regulating transformer, comprises capacity gear running status and voltage gear running status, and sends described running state information to described processing unit 1015;
Described processing unit 1015, obtain described loaded capacity regulating voltage regulating Three-Phase Transformer magnitude of voltage, current value by described voltage acquisition unit 1011, current acquisition unit 1012, also include the information such as the active power, reactive power, power factor of load capacity and pressure regulating transformer.Obtain the running state information of described loaded capacity regulating voltage regulating transformer by described Condition Monitoring Unit 1013, by described communication unit 1014, above-mentioned information is sent to handheld terminal.
Described handheld terminal, can check with historical data and download the service data of loaded capacity regulating voltage regulating transformer, has overcome the limitation of conventional manual mode of operation, and has greatly reduced the potential safety hazard causing because of manual operation.
Be illustrated in figure 2 a kind of loaded capacity regulating voltage regulating transformer of communicating by letter of the utility model embodiment and the structure chart of control device.
Described loaded capacity regulating voltage regulating transformer 20 is connected with described control device 10, and described control device 10 comprises power module 101, nucleus module 102.
Described power module 101 comprises, isolated location 1021, rectification unit 1022, filter unit 1023, DC output unit 1024.
Described isolated location 1021 is connected with described rectification unit 1022, and described rectification unit 1022 is connected with described filter unit 1023, and described filter unit 1023 is connected with described DC output unit 1024.Described isolated location 1021 is connected with described loaded capacity regulating voltage regulating transformer 20 low-pressure sides, and described DC output unit 1024 is connected with described nucleus module 102.
Described nucleus module 102 comprises, processing unit 1015, and communication unit 1014, controls setting unit 1016, voltage acquisition unit 1011, current acquisition unit 1012, Condition Monitoring Unit 1013, controls output unit 1017, display unit 1018, interface unit 1019.
Described communication unit 1014, controls setting unit 1016, voltage acquisition unit 1011, and current acquisition unit 1012, Condition Monitoring Unit 1013, controls output unit 1017, display unit 1018, interface unit 1019 is connected with described processing unit 1015 respectively.
Described processing unit 1015, as core component, mainly completes computing, input and output control information, the data information memory of data message, the function such as communicate by letter with communication unit 1014.
Described communication unit 1014, completes and near the radio communication of handheld terminal, realizes the transmission of data message and/or the transmission of control signal.
Described control setting unit 1016, for receiving outside control information, arranges described control device 10 by button input and automatically controls and manually control.
Described voltage acquisition unit 1011, current acquisition unit 1012, voltage, the current signal exported for receiving described loaded capacity regulating voltage regulating transformer 20, by analog-to-digital conversion, realize the sampling to voltage, current data.
Described Condition Monitoring Unit 1013, for obtaining the running state information of loaded capacity regulating voltage regulating transformer 20, comprises capacity gear, voltage gear bit position information, the positional information of automatically controlling, manually controlling etc.
Described control output unit 1017, for loaded capacity regulating voltage regulating transformer 20 sending controling instructions to described, completes capacity gear switch and the voltage gear switch of described loaded capacity regulating voltage regulating transformer 20.
Described display unit 1018, for showing that described Condition Monitoring Unit 1013 obtains the running state information of described loaded capacity regulating voltage regulating transformer 20.
Described interface unit 1019, for connecting external memory, obtains the service data information of described loaded capacity regulating voltage regulating transformer 20 by USB interface/RS232 interface, comprise the information such as voltage, electric current, active power, reactive power, power factor.
The circuit diagram gathering for a kind of loaded capacity regulating voltage regulating control device for transformer voltage of communicating by letter of the utility model embodiment, current analog amount as shown in Figure 3, Figure 4.
In the present embodiment, need to gather described loaded capacity regulating voltage regulating step down side three-phase voltage, three-phase current, totally 6 tunnel analog quantitys, have only provided the wherein analog quantity acquisition circuit figure of a phase voltage Ua and a phase current Ia at this.
In fact data acquisition is exactly the process of an A/D conversion, analog quantity by described loaded capacity regulating voltage regulating step down side three-phase voltage, three-phase current adopts unit to become small signal simulation amount through high-precision PT sampling unit, CT, pass through again A/D converter, be converted to the digital quantity that can be accepted and process by single-chip microcomputer, in the present embodiment, PT adopts unit to adopt voltage-voltage changer LXYA, CT adopts unit to adopt current-to-voltage converter LXLF, above-mentioned two kinds of converters all have very high dielectric strength, and meet measurement demand.Operational amplifier LM324 selects Low Drift Temperature, low noise, high-precision single supply four-way product, has the feature of high-performance, high stable.
Be illustrated in figure 5 the circuit diagram of the utility model embodiment control device Condition Monitoring Unit 1013;
Capacity gear, the voltage gear signal of described loaded capacity regulating voltage regulating transformer are drawn by the auxiliary contact of its capacity and pressure regulating switch, auxiliary contact link with its power transmission shaft in the operating mechanism of described capacity and pressure regulating switch, described auxiliary contact are equivalent to one group of output node of relay, and auxiliary contact position is corresponding one by one with described capacity and pressure regulating switch position.Therefore, only need the position of the described auxiliary contact of acquisition just can complete the status monitoring to described loaded capacity regulating voltage regulating transformer capacity gear, voltage gear.
Be illustrated in figure 6 the circuit diagram of the utility model embodiment control device control output unit.
Voltage, current data information that described processing unit obtains according to described voltage acquisition unit, current acquisition unit judge processing, while meeting capacity transfer, pressure regulation requirement, export control signal, drive the actuating of relay by triode amplifying signal, thereby complete capacity transfer, Regulation Control output to loaded capacity regulating voltage regulating transformer.Wherein, the reverse current that when relay disconnects, diode produces coil is offset, and then protection relay.
A kind of loaded capacity regulating voltage regulating control device for transformer of communicating by letter that the utility model provides, pass through wireless communication module, can communicate with near handheld terminal, operational factor (three-phase voltage that can not only Real-Time Monitoring loaded capacity regulating voltage regulating transformer, electric current, active power, reactive power, power factor etc.) and running status (capacity gear and voltage gear information), and can be to capacity transfer, the relevant parameters such as pressure regulation arrange, pass through radio communication, RS232 interface/USB interface, can the service data of loaded capacity regulating voltage regulating transformer and historical record be downloaded and be checked.
Application of the present utility model will effectively solve existing power distribution station " low load with strong power " and serious overload phenomenon, remain that transformer operates in optimal economic interval, effectively solve " low-voltage " phenomenon causing because of problems such as supply line's conductor cross-section are little, radius of electricity supply is large simultaneously, greatly improved power supply reliability and receiving end voltage qualification rate.
Above-described embodiment; the purpose of this utility model, technical scheme and beneficial effect are further described; institute is understood that; the foregoing is only embodiment of the present utility model; and be not used in limit protection range of the present utility model; all within spirit of the present utility model and principle, any amendment of making, be equal to replacement, improvement etc., within all should being included in protection range of the present utility model.
Claims (7)
1. the loaded capacity regulating voltage regulating control device for transformer that can communicate by letter, is characterized in that, described control device comprises: processing unit, communication unit, voltage acquisition unit, current acquisition unit, Condition Monitoring Unit;
Described communication unit, voltage acquisition unit, current acquisition unit, Condition Monitoring Unit are connected with described processing unit respectively;
Described communication unit, carries out radio communication with handheld terminal;
Described voltage acquisition unit, gathers the output voltage data message of loaded capacity regulating voltage regulating transformer and sends;
Described current acquisition unit, gathers the load current data message of described loaded capacity regulating voltage regulating transformer and sends;
Described Condition Monitoring Unit, monitors the running status of capacity gear and the voltage gear of described loaded capacity regulating voltage regulating transformer, and sends running state information to described processing unit;
Described processing unit, the data message that receiver voltage collecting unit, current acquisition unit and Condition Monitoring Unit send, and described data message is sent to handheld terminal by described communication unit.
2. loaded capacity regulating voltage regulating control device for transformer according to claim 1, is characterized in that, described communication unit adopts Zigbee mode to communicate by letter.
3. loaded capacity regulating voltage regulating control device for transformer according to claim 1, is characterized in that, described control device also comprises display unit, is connected with described processing unit, shows the running state information of described loaded capacity regulating voltage regulating transformer.
4. loaded capacity regulating voltage regulating control device for transformer according to claim 1, is characterized in that, described control device also comprises setting unit, is connected with described processing unit, receives the configuration information of user's capacity transfer, pressure regulation.
5. loaded capacity regulating voltage regulating control device for transformer according to claim 1, it is characterized in that, described control device also comprises control unit, is connected with described processing unit, sends the control command of described processing unit to described loaded capacity regulating voltage regulating transformer.
6. loaded capacity regulating voltage regulating control device for transformer according to claim 1, it is characterized in that, described control device also comprises interface unit, be connected with described processing unit, by described interface unit, send the voltage of described control device, current data information and running state information to external equipment.
7. loaded capacity regulating voltage regulating control device for transformer according to claim 6, is characterized in that, described interface unit comprises USB and/or RS232 interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420260169.6U CN204013307U (en) | 2014-05-21 | 2014-05-21 | A kind of loaded capacity regulating voltage regulating control device for transformer of communicating by letter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420260169.6U CN204013307U (en) | 2014-05-21 | 2014-05-21 | A kind of loaded capacity regulating voltage regulating control device for transformer of communicating by letter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204013307U true CN204013307U (en) | 2014-12-10 |
Family
ID=52053242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420260169.6U Expired - Lifetime CN204013307U (en) | 2014-05-21 | 2014-05-21 | A kind of loaded capacity regulating voltage regulating control device for transformer of communicating by letter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204013307U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105099311A (en) * | 2014-05-21 | 2015-11-25 | 国网山东省电力公司济南供电公司 | On-load capacity and voltage regulating transformer control device capable of performing communication |
| CN116404653A (en) * | 2023-03-30 | 2023-07-07 | 广东电网有限责任公司佛山供电局 | Method and system for on-load voltage regulation of transformer |
-
2014
- 2014-05-21 CN CN201420260169.6U patent/CN204013307U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105099311A (en) * | 2014-05-21 | 2015-11-25 | 国网山东省电力公司济南供电公司 | On-load capacity and voltage regulating transformer control device capable of performing communication |
| CN116404653A (en) * | 2023-03-30 | 2023-07-07 | 广东电网有限责任公司佛山供电局 | Method and system for on-load voltage regulation of transformer |
| CN116404653B (en) * | 2023-03-30 | 2024-02-02 | 广东电网有限责任公司佛山供电局 | Method and system for on-load voltage regulation of transformer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107632194A (en) | The power consumption test device of mobile terminal | |
| CN204013307U (en) | A kind of loaded capacity regulating voltage regulating control device for transformer of communicating by letter | |
| CN105099311A (en) | On-load capacity and voltage regulating transformer control device capable of performing communication | |
| CN103457358A (en) | Power distribution equipment working condition on-line monitoring and early-warning system | |
| CN105185078A (en) | Electricity information acquisition terminal used for observation and control of power grid safety | |
| CN203760864U (en) | Automatic distribution-network pole-mounted switch cabinet capable of remote monitoring | |
| CN203466381U (en) | Zigbee wireless switch control socket | |
| CN202679078U (en) | Electricity consumption monitoring and management device for intelligent power distribution network | |
| CN202435136U (en) | Intelligent integrated power distribution terminal | |
| CN204214959U (en) | Fault detector distant communication terminal | |
| CN204856858U (en) | Smart electric meter based on it is wireless from network deployment and modbus communication protocol | |
| CN202633677U (en) | Intelligent plug board with wireless control system | |
| CN201887716U (en) | Control device of on-load adjustable capacity transformer | |
| CN202975217U (en) | Insulator monitoring device based on wireless transmission | |
| CN202817907U (en) | Distribution system end intelligent power consumption monitoring device | |
| CN201868952U (en) | Embedded processor technology-based fault isolation controller | |
| CN207133420U (en) | A kind of measurement instrument data acquisition, processing system | |
| CN203761135U (en) | Intelligent high-voltage switch | |
| CN204884136U (en) | A power consumption information acquisition terminal for electric wire netting safety is observed and controled | |
| CN206293975U (en) | Source net load interaction terminal | |
| CN204928165U (en) | Circuit type high pressure reactive compensation integrated equipment | |
| CN204103600U (en) | A kind of power distribution network runs, the comprehensive monitor system of management | |
| CN204231026U (en) | A kind of distribution load capacitor exponential forecasting device | |
| CN214337651U (en) | STM 32-based intelligent power supply safety monitoring management device | |
| CN204012925U (en) | Distribution Network Equipment work condition inspection system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Ji'nan City, Shandong province 250012 Luoyuan Street No. 238 Co-patentee after: BEIJING NANRUI DIANYAN HUAYUAN ELECTRIC POWER TECHNOLOGY CO.,LTD. Patentee after: JINAN POWER SUPPLY COMPANY, STATE GRID SHANDONG ELECTRIC POWER Co. Address before: Ji'nan City, Shandong province 250012 Luoyuan Street No. 238 Co-patentee before: BEIJING DIANYAN HUAYUAN ELECTRIC POWER RESEARCH INSTITUTE Co.,Ltd. Patentee before: JINAN POWER SUPPLY COMPANY, STATE GRID SHANDONG ELECTRIC POWER Co. |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141210 |