CN203812709U - Energy-consumption tracking mode energy-saving power transformation device - Google Patents
Energy-consumption tracking mode energy-saving power transformation device Download PDFInfo
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- CN203812709U CN203812709U CN201420233461.9U CN201420233461U CN203812709U CN 203812709 U CN203812709 U CN 203812709U CN 201420233461 U CN201420233461 U CN 201420233461U CN 203812709 U CN203812709 U CN 203812709U
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- transformer
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Abstract
The utility model discloses an energy-consumption tracking mode energy-saving power transformation device which comprises a transformer and electric current, voltage and electric power testing units. The electric current, voltage and electric power testing units are respectively arranged at the input end of a primary winding and the output end of a secondary winding of the transformer; the primary and secondary windings of the transformer are of grouped tapped structures, each group of taps of the primary and secondary windings is electrically connected with one group of output wiring terminals corresponding to an on-load tap charger, an electric actuating mechanism of the on-load lap charger is in transformation connection with an adjusting contact of an adjusting switch, and the control input end of the electric actuating mechanism is electrically connected with the control output end of a programmable logic controller; the sampling signal input end of the programmable logic controller is electrically connected with output ends of the electric current, voltage and electric power testing units respectively. The energy-consumption tracking mode energy-saving power transformation device has the advantages that smaller rated capacity is displayed in the transformer when power supply load is smaller, and larger rated capacity is displayed in the transformer when power supply load is larger, so that purposes of reducing no-load loss and load loss of the transformer can be achieved.
Description
Technical field
The utility model relates to transformation device, especially relates to the energy-conservation transformation device of energy consumption tracking mode.
Technical background
Along with socioeconomic development, the mankind are increasing to the demand of electric power, and the capacity of electric power system is also increasing, therefore, economize on electric energy problem and just seem particularly outstanding.Industry and civilian electricity consumption status analysis are shown, commercial power is the workshop of 24 hours continuous productive powers of class Three in scheduling of production, and its living load is more stable, and power consumption is also more stable.Commercial power in scheduling of production, be two classes or only daytime productive power workshop, there is larger variation in its living load, there is little situation in large evening on daytime in power consumption; Resident living power utility exists daytime power load large, and reach power load maximum eight in the evening, and after 11 thirty of evening to the rapid drawdown of 5:00 AM power load to normal below 5%～10% of power load, also exist power load to change very large situation.This just cause electrical network end supply transformer also the corresponding load factor that exists change state greatly.Because transformer exists no-load loss and load loss, no matter no-load loss or the load loss of transformer, the size of its loss value all with the structural shape of transformer, rated capacity, operational mode etc. because have larger relation, the rated capacity relation of no-load loss and transformer is tightr, transformer rated capacity is large, and its no-load loss increases thereupon.Therefore, how reducing no-load loss and the load loss of electrical network end supply transformer, is the problem that those skilled in the art study.
Summary of the invention
The utility model object is to provide a kind of energy consumption tracking mode energy-conservation transformation device, to solve traditional transformer no-load loss and the large problem of load loss when the low load factor.
For achieving the above object, the utility model is taked following technical proposals:
The energy-conservation transformation device of energy consumption tracking mode described in the utility model, comprises transformer body, is separately positioned on electric current, voltage, the electrical power detecting unit of described transformer body armature winding input and secondary winding output; The primary and secondary winding of described transformer body is many tap structures in groups, and every group of tap of described primary and secondary winding is all electrically connected with corresponding one group of output wiring terminal of on load tap changer, and each group of tap no-load voltage ratio of primary and secondary winding all equates; The adjusting contact of the electric operator of described on load tap changer and by-pass cock is in transmission connection, the control input end of described electric operator and the electrical connection of the control output end of Programmable Logic Controller; The sampled signal input of described Programmable Logic Controller is electrically connected with described electric current, voltage, the electrical power detecting unit output that is arranged on transformer body armature winding input and secondary winding output respectively.
Described electric current, voltage, electrical power detecting unit are made up of current transformer, voltage transformer, current conversion module, voltage transformation module; Described Current Transformer Secondary side, voltage transformer secondary side are respectively by the sampled signal input electrical connection of described current conversion module, voltage transformation module and described Programmable Logic Controller.
The utility model beneficial effect major embodiment for when supply load hour, described transformer body presents less rated capacity, in the time that supply load becomes large, transformer body is thereupon corresponding presents larger rated capacity, thereby reaches the object that reduces transformer noload losses and load loss.
Brief description of the drawings
Fig. 1 is circuit theory diagrams of the present utility model.
Fig. 2 is schematic block circuit diagram of the present utility model.
Fig. 3 is Programmable Logic Controller internal processes flow chart described in the utility model.
Fig. 4 is the structural representation of on load tap changer described in the utility model.
Embodiment
As Figure 1-4, the energy-conservation transformation device of energy consumption tracking mode described in the utility model, comprises transformer body 1, is separately positioned on electric current, voltage, the electrical power detecting unit 4,5 of described transformer body 1 armature winding 2 inputs and secondary winding 3 outputs; Described electric current, voltage, electrical power detecting unit 4,5 are made up of the current transformer, the voltage transformer that are separately positioned on the primary and secondary winding of transformer body 12,3, and the current transformer on described primary and secondary winding 2,3, the secondary side winding output of voltage transformer are electrically connected by the sampled signal input of current conversion module, voltage transformation module and Programmable Logic Controller 6 respectively; The primary and secondary winding 2,3 of described transformer body 1 is many tap structures in groups, every group of tap A of described primary and secondary winding 2,3
n, a
n(n is natural number) is all electrically connected with corresponding one group of output wiring terminal of on load tap changer 7, each group of tap A of the primary and secondary winding 2,3 of transformer body 1
n, a
nno-load voltage ratio all equates; The electric operator 8 of described on load tap changer 7 is in transmission connection with the adjusting contact 10 of by-pass cock 9, the control output end electrical connection of the control input end of described electric operator 8 and Programmable Logic Controller 6.
The utility model operation principle is summarized as follows:
1, transformer body
The iron core (magnetic circuit) of transformer body 1 should be by meeting maximum rated Capacity design requirement, and the primary and secondary winding 2,3 of transformer body 1 is set to many tap structures in groups, every group of tap A
n, a
na corresponding rated capacity grade, respectively organizes tap A
n, a
nno-load voltage ratio k equal the voltage change ratio K of transformer body 1 use occasion; As shown in Figure 1, the armature winding 2 of the corresponding transformer body 1 of tap A1, a1, the maximum rated capacity of secondary winding 3, tap A
n, a
nthe jot constant volume of corresponding primary winding 2, secondary winding 3.According to armature winding 2 tap A
1be made as n to the coil turn between X
11, A
2be made as n to the coil turn between X
12, A
3to the coil turn between X be n
13, A
nto the coil turn between X be n
1n; The tap a of secondary winding 3
1to the coil turn between x be n
21, a
2to the coil turn between x be n
22, a
3to the coil turn between x be n
23, a
nto the coil turn between x be n
2n.The no-load voltage ratio K=U of transformer body 1
1/ U
2=n
11/ n
21=n
12/ n
22=n
13/ n
23=n
14/ n
24=n
1n/ n
2n; After transformer body 1 has been manufactured, accurately measure its no-load loss, load loss by the mode of test, and total losses value under various operational modes, and set up complete archive database and be input in described Programmable Logic Controller 6 internal storages.
2, on load tap changer
On load tap changer 7 can be contained in also can be contained in its box house on transformer body 1 shell.On load tap changer 7 comprises electric operator 8 and by-pass cock 9 two parts; The adjusting contact 10 of by-pass cock 9 is encapsulated in vacuum bubbles, utilizes quick convert resistance transition principle to switch and regulates contact 10; For ease of observing each group of tap A
n, a
nswitching state, in the suitable position of on load tap changer 7, tap A is set
n, a
nposition indicator, respectively organizes tap A
n, a
nbetween switching complete by the electric operator 8 of on load tap changer 7.
3, Programmable Logic Controller (PLC)
The electric parameter that Programmable Logic Controller 6 gathers according to transformer body 1 armature winding 2 inputs (comprises electric current, voltage, electrical power) (comprise electric current with the electric parameter of transformer body 1 secondary winding 3 outputs collections, voltage electrical power) carry out logic comparison, analyze, calculate, draw the active power of load user actual needs, reactive power, apparent power, and the energy consumption of transformer body 1, transformer body 1 is carried out in good time energy consumption tracking, the comparative analysis of the data by data that transformer body 1 actual operating state is gathered and described archive database, judge whether transformer body 1 operates in power save mode, if transformer body is in power save mode, Programmable Logic Controller 6 does not send any instruction.If transformer body 1 is in non-power save mode, Programmable Logic Controller 6 is found and whether is had About Energy Saving Method in archive database, if there is About Energy Saving Method, send instructions and to the electric operator 8 of on load tap changer 7, the primary and secondary winding of transformer body 12,3 tap changings are arrived to that group tap A of instant rated capacity grade
n, a
nposition, makes transformer body 1 operate in the most energy-conservation state.
Claims (2)
1. the energy-conservation transformation device of energy consumption tracking mode, comprises transformer body, is separately positioned on electric current, voltage, the electrical power detecting unit of described transformer body armature winding input and secondary winding output; It is characterized in that: the primary and secondary winding of described transformer body is many tap structures in groups, every group of tap of described primary and secondary winding is all electrically connected with corresponding one group of output wiring terminal of on load tap changer, and each group of tap no-load voltage ratio of primary and secondary winding all equates; The adjusting contact of the electric operator of described on load tap changer and by-pass cock is in transmission connection, the control input end of described electric operator and the electrical connection of the control output end of Programmable Logic Controller, the sampled signal input of described Programmable Logic Controller is electrically connected with described electric current, voltage, the electrical power detecting unit output that is arranged on transformer body armature winding input and secondary winding output respectively.
2. the energy-conservation transformation device of energy consumption tracking mode according to claim 1, is characterized in that: described electric current, voltage, electrical power detecting unit are made up of current transformer, voltage transformer, current conversion module, voltage transformation module; Described Current Transformer Secondary side, voltage transformer secondary side are respectively by the sampled signal input electrical connection of described current conversion module, voltage transformation module and described Programmable Logic Controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420233461.9U CN203812709U (en) | 2014-05-08 | 2014-05-08 | Energy-consumption tracking mode energy-saving power transformation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420233461.9U CN203812709U (en) | 2014-05-08 | 2014-05-08 | Energy-consumption tracking mode energy-saving power transformation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203812709U true CN203812709U (en) | 2014-09-03 |
Family
ID=51451429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420233461.9U Withdrawn - After Issue CN203812709U (en) | 2014-05-08 | 2014-05-08 | Energy-consumption tracking mode energy-saving power transformation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203812709U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103943341A (en) * | 2014-05-08 | 2014-07-23 | 黄河勘测规划设计有限公司 | Energy consumption tracking type energy-saving power transformation device |
-
2014
- 2014-05-08 CN CN201420233461.9U patent/CN203812709U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103943341A (en) * | 2014-05-08 | 2014-07-23 | 黄河勘测规划设计有限公司 | Energy consumption tracking type energy-saving power transformation device |
| CN103943341B (en) * | 2014-05-08 | 2017-01-25 | 黄河勘测规划设计有限公司 | Energy consumption tracking type energy-saving power transformation device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140903 Effective date of abandoning: 20161109 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |