CN206164372U - Control source and transmission line thereof - Google Patents
Control source and transmission line thereof Download PDFInfo
- Publication number
- CN206164372U CN206164372U CN201621055126.XU CN201621055126U CN206164372U CN 206164372 U CN206164372 U CN 206164372U CN 201621055126 U CN201621055126 U CN 201621055126U CN 206164372 U CN206164372 U CN 206164372U
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- Prior art keywords
- power supply
- control power
- capacitor
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- utility
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Abstract
The utility model relates to a power source, especially, relate to a control source and transmission line thereof. The utility model discloses a control source does not have resonance, and PT voltage transformer has a possibility of resonance, the utility model discloses a control source does not have resonance. The security is high, eliminates to rate because of the inductive load inserts the power system fault who causes. The utility model discloses a control power supply size has only PT voltage transformer's about 1/10th. The utility model discloses a control source light in weight. Weight has only PT voltage transformer's about 1/10th. The utility model discloses a control source green. A large amount of raw and other materials, energy saving and consumption reduction of saving. The utility model discloses a control source convenient to use. Compact structure, it is convenient very much that the installation is maintained.
Description
Technical field
The utility model is related to a kind of power supply, more particularly to a kind of control power supply and its transmission line of electricity.
Background technology
The electric equipments such as outdoor breaker need PT voltage transformers to do low-tension supply.Because PT voltage transformers have humorous
Shake problem, Jing is often damaged, and PT voltage transformer reliabilities are low, and volume is big.
The content of the invention
For the problem that prior art is present, now there is provided a kind of control power supply and its transmission line of electricity.
Specific technical scheme is as follows：
One kind control power supply, in being applied to electrical network, the control power supply includes：
Capacitor, the positive pole connection input side of the capacitor；
Electronic module, connects the capacitor, outlet side；And control power supply by the outlet side output voltage；
Wherein, the electronic module includes transformer and the mu balanced circuit being connected with the secondary side of the transformer, described
The primary side connection capacitor of transformer, the secondary side connection outlet side of the mu balanced circuit.
Preferably, the voltage of the input side is 10KV.
Preferably, the voltage of the outlet side is 12V or 24V.
Preferably, the capacitor is placed in a device, and described device is located at the top of a breaker.
Preferably, the electronic module is installed in the base of breaker or the electronic module closes on the breaker
Base is arranged.
Preferably, the capacitor is connected with the electronic module by silicon rubber lead.
Preferably, the capacitor is connected with the electronic module by plugs and sockets.
Preferably, the secondary side voltage of the transformer is 33V.
A kind of transmission line of electricity, the transmission line of electricity to be adopted and be respectively provided with one in the three-phase four-wire system mode of connection, and each phase
Control power supply described above.
The beneficial effect of above-mentioned technical proposal is：
Above-mentioned technical proposal compared to PT voltage transformers using capacitor by being had the advantages that：
1st, resonance free.PT voltage transformers have the possibility of resonance, above-mentioned control power supply resonance free.It is safe, eliminate
Because inductive load accesses the electric network fault rate for causing.
2nd, small volume.Above-mentioned control power volume only has 1/10th or so of PT voltage transformers.
3rd, it is lightweight.Weight only has 1/10th or so of PT voltage transformers.
4th, environmental protection.A large amount of saving raw material, it is energy-saving.
5th, it is easy to use.Compact conformation, installs and safeguards particularly convenient.
Description of the drawings
Fig. 1 is a kind of structural representation of the embodiment of control power supply of the utility model；
Fig. 2 is a kind of structural representation of the embodiment of transmission line of electricity of the utility model.
Specific embodiment
It should be noted that in the case where not conflicting, following technical proposals can be mutually combined between technical characteristic.
Specific embodiment of the present utility model is further described below in conjunction with the accompanying drawings：
One kind control power supply, in being applied to electrical network, as shown in figure 1, control power supply includes：
Capacitor, the positive pole of capacitor connects the input side of electrical network；
Electronic module, connection capacitor, outlet side；And control power supply by outlet side output voltage；
Wherein, electronic module includes transformer and the mu balanced circuit being connected with the secondary side of transformer, and transformer is once
Side connects capacitor, the secondary side connection outlet side of mu balanced circuit.
The power supply that controls of the present embodiment is high voltage control power supply, and power is sufficiently large, can be applied to switch disconnected
Road device etc. only once high voltage power supply and without the occasion of secondary low-voltage power supply.Due to small volume, can loosely be arranged in breaker
Portion or side.
The present embodiment, different from PT voltage transformers, the capacitor of the present embodiment can be high-voltage capacitor, only with one
High-voltage capacitor, without secondary capacitor.High-voltage capacitor constitutes RLC series circuits with transformer, and high-voltage capacitor is C,
Transformer is L, and transformer internal resistance is R.Transformer L sizes change with the size of load, it is ensured that RLC series circuits are not humorous
Shake.The load of adjustment transformer, that is, change the induction reactance of transformer, realizes constant power output.
In one preferred embodiment of the utility model, the voltage of input side is 10KV.
In one preferred embodiment of the utility model, the voltage of outlet side is 12V or 24V.
In above-described embodiment, this high voltage control power supply, from the power taking of 10kV high-pressure sides, electric current 9mA, power output reaches 16
Watt.This power supply is a kind of RLC series circuits, i.e. low-frequency electronic power supply.
In one preferred embodiment of the utility model, capacitor is placed in a device, and device is located at the top of a breaker
Portion.
In one preferred embodiment of the utility model, electronic module is installed in the base of breaker or electronic module faces
The base of nearly breaker is arranged.
In above-described embodiment, control power supply can be with separately installed, and device is bolted to breaker top or B phase nothings
The middle part of current transformer.Electronic module is arranged in pedestal edge or base.Output line enters in base or directly to control
Case.
Additionally, control power supply can also combine installation, i.e., with the product integrative installation technology such as breaker.By device sealing in ring
In oxygen tree fat（With current transformer one）, electronic module is in circuit breaker base.
In one preferred embodiment of the utility model, capacitor is connected with electronic module by silicon rubber lead.
In one preferred embodiment of the utility model, capacitor is connected with electronic module by plugs and sockets.
High voltage control power supply is made up of capacitor and electronic module, is directly connected to a silicon rubber lead between two parts
Or the aviation plug sockets connection by customizing.
In one preferred embodiment of the utility model, the secondary side voltage of transformer is 33V.
A kind of transmission line of electricity, as shown in Fig. 2 transmission line of electricity is using equal in the three-phase four-wire system mode of connection, and each phase
One control power supply described above is set.
High voltage control electric power output voltage is 12V, 24V etc.；Power is 16W, 32W, 48W etc.；Line voltage grade is
10kV, 20kV, 35kV, 110kV, 220kV, 330kV, 500kV, 1000kV etc.；Applicable Grid Central point ground connection and earth-free system
System.High voltage control power supply has reliability, and because whole circuit is operated in analog linearity state, operating voltage is very low, and only two
More than ten volts, the electronic component unlike Switching Power Supply is operated in more than five hectovolts, therefore the electronic component life-span is very long, year crash rate energy
Better than one thousandth.
The technical parameter of high voltage control power supply can be with as shown in the table：
| Sequence number | Title | Parameter | Remarks |
| 1 | Outlet side power | 16W 48W | Mean power |
| 2 | Outlet side voltage | DC12V、24V、29.4V | Arbitrarily |
| 3 | Industrial frequency withstand voltage | 42KV（95KV） | 10KV（35KV） |
| 4 | Lightning impulse | 75KV（185KV） | 10kV（35KV） |
| 5 | Office puts | 20pC | |
| 6 | Environment temperature | -40℃-60℃ | |
| 7 | Mains frequency | 50-60Hz | |
| 8 | The plant bulk of capacitor | ∅70*70（210） | 10KV（35KV） |
| 9 | Electronic module size | 70*80*185 | It is single-phase |
| 10 | Electronic module size | 70*240*185 | Three-phase |
By explanation and accompanying drawing, the exemplary embodiments of the ad hoc structure of specific embodiment are given, it is new based on this practicality
Type spirit, can also make other conversions.Although above-mentioned utility model proposes existing preferred embodiment, however, these contents
It is not intended as limitation.
For a person skilled in the art, read after described above, various changes and modifications undoubtedly will be evident that.
Therefore, appending claims should regard the whole variations and modifications for covering true intention of the present utility model and scope as.
Any and all scope of equal value and content, are all considered as still belonging to intention of the present utility model and model in Claims scope
In enclosing.
Claims (9)
1. a kind of to control power supply, it is characterised in that in being applied to electrical network, the control power supply includes：
Capacitor, the positive pole connection input side of the capacitor；
Electronic module, connects the capacitor, outlet side；And control power supply by the outlet side output voltage；
Wherein, the electronic module includes transformer and the mu balanced circuit being connected with the secondary side of the transformer, the transformation
The primary side connection capacitor of device, the secondary side connection outlet side of the mu balanced circuit.
2. control power supply according to claim 1, it is characterised in that the voltage of the input side is 10KV.
3. control power supply according to claim 1, it is characterised in that the voltage of the outlet side is 12V or 24V.
4. control power supply according to claim 1, it is characterised in that the capacitor is placed in a device, described device
Located at the top of a breaker.
5. control power supply according to claim 4, it is characterised in that the electronic module is installed in the base of breaker
Or the electronic module closes on the base setting of the breaker.
6. control power supply according to claim 1, it is characterised in that the capacitor passes through silicon rubber with the electronic module
Glue wire connects.
7. control power supply according to claim 1, it is characterised in that the capacitor passes through plug with the electronic module
Socket connects.
8. control power supply according to claim 1, it is characterised in that the secondary side voltage of the transformer is 33V.
9. a kind of transmission line of electricity, it is characterised in that the transmission line of electricity is using in the three-phase four-wire system mode of connection, and each phase
It is respectively provided with described control power supply arbitrary just like claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621055126.XU CN206164372U (en) | 2016-09-13 | 2016-09-13 | Control source and transmission line thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621055126.XU CN206164372U (en) | 2016-09-13 | 2016-09-13 | Control source and transmission line thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206164372U true CN206164372U (en) | 2017-05-10 |
Family
ID=58651716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621055126.XU Expired - Fee Related CN206164372U (en) | 2016-09-13 | 2016-09-13 | Control source and transmission line thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206164372U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112242791A (en) * | 2019-07-16 | 2021-01-19 | Abb瑞士股份有限公司 | Transformer assembly with intermediate frequency transformer |
-
2016
- 2016-09-13 CN CN201621055126.XU patent/CN206164372U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112242791A (en) * | 2019-07-16 | 2021-01-19 | Abb瑞士股份有限公司 | Transformer assembly with intermediate frequency transformer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170510 Termination date: 20210913 |