CN207691802U - Power carrier frequency control apparatus - Google Patents
Power carrier frequency control apparatus Download PDFInfo
- Publication number
- CN207691802U CN207691802U CN201721710941.XU CN201721710941U CN207691802U CN 207691802 U CN207691802 U CN 207691802U CN 201721710941 U CN201721710941 U CN 201721710941U CN 207691802 U CN207691802 U CN 207691802U
- Authority
- CN
- China
- Prior art keywords
- circuit
- bar
- plc module
- configuration
- power bus
- 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.)
- Active
Links
Landscapes
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Abstract
The utility model discloses a kind of power carrier frequency control apparatus, which includes：Load detecting modular circuit, processor and PLC module circuit, wherein load detecting modular circuit is connected to power bus-bar, for detecting the load characteristic parameter on power bus-bar；Processor is connect with load detecting modular circuit, and the load characteristic parameter for reading the detection of load detecting modular circuit is parsed, and generates configuration-direct according to analysis result；PLC module circuit, the configuration-direct for receiving processor transmission, the working condition of itself is configured according to configuration-direct.The utility model solves power line carrier module in the prior art and corresponds to poor universality under different loads characteristic, the problem of influencing communication quality, improves the versatility of power line carrier module, further, improves communication quality.
Description
Technical field
The utility model is related to power line carrier technology fields, are filled in particular to a kind of power carrier FREQUENCY CONTROL
It sets.
Background technology
With the development trend of energy internet, energy information interconnection is even closer.Most as information carrier transmission research
Long power line carrier technology, development are limited always.A big reason therein be the load of electric system it is various, it is changeable,
The load characteristic that it shows is multifarious, to the degree of absorption of signal also with regard to a great difference, so power line carrier module can not
Accomplish that generalization, certain frequencies cause communication distance short under corresponding load characteristic, communication quality is low so that existing application is non-
It is often limited.In energy Internet era, opportunity, power line carrier technology will improve and play it without cloth connection whereby
Advantage becomes information and transmits a vital ring using Signal Transparent Transmission Technology.
Poor universality under different loads characteristic is corresponded to for power line carrier module in the related technology, influences asking for communication quality
Topic not yet proposes to efficiently solve scheme at present.
Utility model content
The utility model provides a kind of power carrier frequency control apparatus, at least to solve power carrier in the prior art
Module corresponds to poor universality under different loads characteristic, the problem of influencing communication quality.
In order to solve the above technical problems, this application provides a kind of power carrier frequency control apparatus, including：Load detecting
Modular circuit, processor and PLC module circuit, wherein load detecting modular circuit is connected to power bus-bar, for detecting
Load characteristic parameter on power bus-bar；Processor is connect with load detecting modular circuit, for reading load detecting module electricity
The load characteristic parameter of road detection, is parsed, and generates configuration-direct according to analysis result；PLC module circuit, for receiving
The configuration-direct that processor is sent, the working condition of itself is configured according to configuration-direct.
Optionally, processor is additionally operable to output data to PLC module circuit, is transferred data to by PLC module circuit
Power bus-bar.
Optionally, load detecting module includes：First detection circuit is used for Acquisition Circuit voltage parameter；Second detection electricity
Road is used for Acquisition Circuit current parameters；Third detection circuit, for Acquisition Circuit phase relation, circuit capacitive reactance, circuit induction reactance.
Optionally, PLC module circuit includes：Carrier frequency configuration circuit, for configuring PLC module circuit carrier frequency.
Optionally, PLC module circuit includes：Modulation system configuration circuit, for configuring PLC module circuit modulation system.
Optionally, PLC module circuit includes：Amplified signal configuration circuit, for configuring PLC module circuit signal times magnification
Number.
Optionally, power bus-bar is single phase ac firewire and zero curve.
Optionally, power bus-bar is single-phase DC busbar.
In the present invention, in power carrier FREQUENCY CONTROL, consider different load characteristic parameters, it is negative according to reading
The load characteristic parameter for carrying the power bus-bar of detection module circuit detection generates control instruction, and then to the work of PLC module circuit
It is controlled as state, this control mode can power line carrier module corresponds to different loads spy in the prior art with effective solution
Property under poor universality, the problem of influencing communication quality, improve the versatility of power line carrier module, further, improve communication matter
Amount.
Description of the drawings
Fig. 1 is a kind of optional flow chart according to the power carrier control method for frequency of the utility model embodiment；With
And
Fig. 2 is a kind of optional structural representation according to the power carrier frequency control apparatus of the utility model embodiment
Figure.
Specific implementation mode
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the utility model.On the contrary, they be only with such as
The example of the consistent device and method of some aspects be described in detail in the appended claims, the utility model.
Embodiment 1
Power carrier control method for frequency provided by the utility model is illustrated below in conjunction with the accompanying drawings.
As shown in Figure 1, the power carrier control method for frequency may comprise steps of S102-S104：
S102, reads the load characteristic parameter of the power bus-bar of load detecting modular circuit detection, and is parsed, and generates
Configuration-direct, wherein load detecting modular circuit is connected to power bus-bar, the load characteristic parameter for detecting power bus-bar；
Preferably, the load characteristic parameter of the power bus-bar of load detecting modular circuit detection may include：Voltage parameter,
Current parameters, phase relation, circuit capacitive reactance, circuit induction reactance.
The configuration-direct of generation is sent to PLC module circuit by S104, so that PLC module circuit is matched according to configuration-direct
Set its working condition, wherein PLC module circuit is connected to power bus-bar.
In the above-described embodiment, in power carrier FREQUENCY CONTROL, different load characteristic parameters is considered, according to reading
The load characteristic parameter of the power bus-bar of load detecting modular circuit detection generates control instruction, and then to PLC module circuit
Working condition is controlled, and this control mode can power line carrier module corresponds to different loads in the prior art with effective solution
Poor universality under characteristic, improves the versatility of power line carrier module at the problem of influencing communication quality, further, improves communication
Quality.When specific implementation, the load characteristic parameter of the power bus-bar of load detecting modular circuit detection is read, and is parsed,
Configuration-direct is generated, including：According to the load characteristic parameter of the power bus-bar of reading, the load module of power bus-bar is analyzed, really
Determine carrier frequency, generates configuration-direct corresponding with the carrier frequency determined.Preferably, when stating scheme in realization, Ke Yigen
According to the load characteristic parameter of the power bus-bar of reading, the load module of power bus-bar is analyzed, calculates the maximum damage of load module
Dot frequency is consumed, maximum loss section is determined, avoids maximum loss section and determine carrier frequency.For example, negative using being accessed to circuit
The model inspection of load and the technology of modeling calculate the maximum loss point and its ± 3dB frequency ranges of corresponding model, then, root
Upper result of calculation according to this, adjusts power line signal carrier frequency, avoids its attenuation points, be adjusted to the carrier frequency of minimal attenuation.
Preferably, in the load characteristic parameter according to the power bus-bar of reading, the load module of power bus-bar is analyzed, is determined
Carrier frequency can be first according to the load of the power bus-bar of reading when generating configuration-direct corresponding with the carrier frequency determined
Characteristic parameter analyzes the load module of power bus-bar, determines the corresponding gear of carrier frequency, wherein being preset with multiple gears, often
A gear corresponds to the carrier frequency of different range；Then, it according to the determining corresponding gear of carrier frequency, generates and determines carrier wave
Configuration-direct corresponding to the corresponding gear of frequency.It, can by the way that the mapping relations of the carrier frequency of gear and different range are arranged
More quickly and easily to generate configuration-direct, adjusting control is also allowed for.
Preferably, the configuration-direct of generation is being sent to PLC module circuit, so that PLC module circuit refers to according to configuration
It enables after configuring its working condition, further includes：Output data is transferred data to PLC module circuit by PLC module circuit
Power bus-bar.
Furthermore, it is necessary to which explanation, the configuration-direct of generation may be used also in addition to the configuration of the carrier frequency comprising above-mentioned record
According to the load characteristic parameter of the power bus-bar of reading, to analyze the load module of power bus-bar, modulation system and signal are determined
Amplification factor generates configuration-direct corresponding with the modulation system and signal amplification factor that determine.It, can by the above embodiment
To realize the diversity of configuration, the versatility of power line carrier module is further increased.
Embodiment 2
Based on the power carrier control method for frequency provided in above-described embodiment 1, the utility model optional embodiment 2 is also
A kind of power carrier frequency control apparatus is provided, specifically, Fig. 2 shows a kind of optional structural schematic diagram of the device,
As shown in Fig. 2, the device includes：Load detecting modular circuit, processor and PLC module circuit, wherein
Load detecting modular circuit, being connected to power bus-bar, (Fig. 2 shows that middle single phase ac L/N, practical application do not limit electric power
Busbar type also can be DC bus), for detecting the load characteristic parameter on power bus-bar；
Processor is connect with load detecting modular circuit, the load characteristic for reading the detection of load detecting modular circuit
Parameter is parsed, and generates configuration-direct according to analysis result；
PLC module circuit, the configuration-direct for receiving processor transmission, the work shape of itself is configured according to configuration-direct
State.
Preferably, processor is additionally operable to output data to PLC module circuit, is transferred data to by PLC module circuit
Power bus-bar.
In the above-described embodiment, in power carrier FREQUENCY CONTROL, different load characteristic parameters is considered, according to reading
The load characteristic parameter of the power bus-bar of load detecting modular circuit detection generates control instruction, and then to PLC module circuit
Working condition is controlled, and this control mode can power line carrier module corresponds to different loads in the prior art with effective solution
Poor universality under characteristic, improves the versatility of power line carrier module at the problem of influencing communication quality, further, improves communication
Quality.
Below to Fig. 2 shows the various pieces of power carrier frequency control apparatus be described in detail, so as to better
Understand the present apparatus：
Module includes three parts in the utility model：
1.PLC modular circuits, major function include：1. receiving processor instruction, oneself state configuration is carried out.Mainly match
It is set to carrier frequency, modulation system, signal amplification factor；2. receiving the data-signal that sends out of processor, and by its complete transparent transmission
It is issued on power bus-bar (single phase ac L/N, practical application do not limit power bus-bar in diagram, also can be DC bus)；③
The signal on power bus-bar is received, processor end is sent to after being filtered frequency-selecting.
2. processor, major function include：1. exporting configuration-direct to PLC module circuit, its working condition is configured；②
Output data is transferred to power bus-bar to PLC module circuit, by it；3. reading load detecting modular circuit parameter, and does and locate
Reason analysis；
3. load detecting modular circuit, major function include：1. detecting the load characteristic on power bus-bar, mainly there is electricity
Press parameter, current parameters, phase relation, circuit capacitive reactance, circuit induction reactance；2. detection data is uploaded to processor end.
Its course of work is, after the completion of whole modular circuits are connected, power bus-bar is detected by load detecting modular circuit
Upper loading condition reads the data of load detecting modular circuit by processor timing, and does dissection process, analyzes load module,
Determine carrier frequency gear.Processor module sends instructions to PLC carrier module circuits, configures its carrier frequency, completion pair
The control of carrier frequency.
Multiple carrier frequency gears can be arranged in carrier Control precision aspect in the processor, by analyzing load module, really
Determine the carrier frequency of most optimal gear.To ensure that it is identical that the power line carrier module accessed on the same power bus-bar is operated in
Carrier frequency ensures normal communication.
About the device in above-described embodiment, wherein each unit, module executes the concrete mode of operation related
It is described in detail in the embodiment of this method, explanation will be not set forth in detail herein.
Those skilled in the art will readily occur to this practicality after considering specification and putting into practice utility model disclosed herein
Novel other embodiments.This application is intended to cover any variations, uses, or adaptations of the utility model, these
Variations, uses, or adaptations follow the general principle of the utility model and include the non-utility model of the utility model
Common knowledge in the art or conventional techniques.The description and examples are only to be considered as illustrative, this practicality is new
The true scope and spirit of type are indicated by the following claims.
It should be understood that the utility model is not limited to the accurate knot for being described above and being shown in the accompanying drawings
Structure, and various modifications and changes may be made without departing from the scope thereof.The scope of the utility model is only wanted by appended right
It asks to limit.
Claims (8)
1. a kind of power carrier frequency control apparatus, which is characterized in that including：
Load detecting modular circuit, processor and PLC module circuit, wherein
The load detecting modular circuit, is connected to power bus-bar, for detecting the load characteristic parameter on the power bus-bar；
The processor is connect with the load detecting modular circuit, for reading the load detecting modular circuit detection
The load characteristic parameter is parsed, and generates configuration-direct according to analysis result；
The PLC module circuit, the configuration-direct sent for receiving the processor, itself is configured according to the configuration-direct
Working condition.
2. the apparatus according to claim 1, which is characterized in that the processor is additionally operable to output data to the PLC moulds
Block circuit transmits the data to the power bus-bar by the PLC module circuit.
3. the apparatus according to claim 1, which is characterized in that the load detecting module includes：
First detection circuit is used for Acquisition Circuit voltage parameter；
Second detection circuit is used for Acquisition Circuit current parameters；
Third detection circuit, for Acquisition Circuit phase relation, circuit capacitive reactance, circuit induction reactance.
4. the apparatus according to claim 1, which is characterized in that the PLC module circuit includes：
Carrier frequency configuration circuit, for configuring PLC module circuit carrier frequency.
5. device according to claim 4, which is characterized in that the PLC module circuit includes：
Modulation system configuration circuit, for configuring PLC module circuit modulation system.
6. device according to claim 4 or 5, which is characterized in that the PLC module circuit includes：
Amplified signal configuration circuit, for configuring PLC module circuit signal amplification factor.
7. device according to claim 1 or 2, which is characterized in that the power bus-bar is single phase ac firewire and zero curve.
8. device according to claim 1 or 2, which is characterized in that the power bus-bar is single-phase DC busbar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721710941.XU CN207691802U (en) | 2017-12-06 | 2017-12-06 | Power carrier frequency control apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721710941.XU CN207691802U (en) | 2017-12-06 | 2017-12-06 | Power carrier frequency control apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207691802U true CN207691802U (en) | 2018-08-03 |
Family
ID=62996645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721710941.XU Active CN207691802U (en) | 2017-12-06 | 2017-12-06 | Power carrier frequency control apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207691802U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107835037A (en) * | 2017-12-06 | 2018-03-23 | 珠海格力电器股份有限公司 | Power carrier control method for frequency and device |
-
2017
- 2017-12-06 CN CN201721710941.XU patent/CN207691802U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107835037A (en) * | 2017-12-06 | 2018-03-23 | 珠海格力电器股份有限公司 | Power carrier control method for frequency and device |
| CN107835037B (en) * | 2017-12-06 | 2023-08-15 | 珠海格力电器股份有限公司 | Power carrier frequency control method and device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101149425B (en) | Electronic electric energy meter debugging, checkout automated system | |
| CN102645634B (en) | Vehicle driving motor test stand data acquisition system based on LabVIEW | |
| CN204425298U (en) | A kind of faint AC signal amplitude lock-in amplifier | |
| CN106226723B (en) | Electric energy metering simulation analysis system and method for complex nonlinear load environment | |
| CN103675446A (en) | Real-time accurate harmonic source positioning system and method | |
| CN105278439A (en) | Large-capacity alternating-current adjustable simulation test load control system and control method thereof | |
| CN207691802U (en) | Power carrier frequency control apparatus | |
| CN205246757U (en) | Electric energy meter signal acquisition metering modules | |
| CN201188128Y (en) | Automatization system for debugging and checking electronic type electric energy meter | |
| CN104407209A (en) | Energy efficiency metering detection method of distribution transformer | |
| CN103941217B (en) | A kind of electric power meter Work condition analogue platform | |
| CN104459597A (en) | Electric energy measuring technical analysis platform under non-linear loads | |
| CN204515103U (en) | Classical insulation test macro | |
| CN206292324U (en) | A kind of frequency-characteristic measuring-testing instrument | |
| CN203117395U (en) | Unit plant primary frequency modulation performance dynamic monitoring system | |
| CN102829800B (en) | Handheld micro-mechanical gyrometer | |
| CN217306018U (en) | Transformer substation training system for realizing small signal simulation | |
| CN207036908U (en) | A kind of signal generator and handheld digital pulse and electric current tester | |
| CN204142927U (en) | A kind of microcomputer type low-voltage AC/DC motor comprehensive test system | |
| CN107835037A (en) | Power carrier control method for frequency and device | |
| CN204065770U (en) | A kind of Large Copacity exchanges adjustable simulation test load control system | |
| CN203405564U (en) | Harmonic current standard source device | |
| CN203490331U (en) | Digital multifunctional integrated multi-frequency multiplication partial discharge measuring and controlling device | |
| CN207148289U (en) | A kind of wireless mobile oil machine collector | |
| CN205157754U (en) | Signal generator self -calibration system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |