CN108831140A - Power information acquisition module based on HPLC electric line carrier communication technology - Google Patents
Power information acquisition module based on HPLC electric line carrier communication technology Download PDFInfo
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- CN108831140A CN108831140A CN201810688933.2A CN201810688933A CN108831140A CN 108831140 A CN108831140 A CN 108831140A CN 201810688933 A CN201810688933 A CN 201810688933A CN 108831140 A CN108831140 A CN 108831140A
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- 238000004128 high performance liquid chromatography Methods 0.000 title claims abstract description 124
- 238000004891 communication Methods 0.000 title claims abstract description 83
- 238000005516 engineering process Methods 0.000 title claims abstract description 19
- 230000008878 coupling Effects 0.000 claims abstract description 19
- 238000010168 coupling process Methods 0.000 claims abstract description 19
- 238000005859 coupling reaction Methods 0.000 claims abstract description 19
- 230000003321 amplification Effects 0.000 claims description 4
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 4
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- 238000004088 simulation Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 description 3
- 101100041125 Arabidopsis thaliana RST1 gene Proteins 0.000 description 2
- 101100443250 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) DIG1 gene Proteins 0.000 description 2
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C19/00—Electric signal transmission systems
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C23/00—Non-electrical signal transmission systems, e.g. optical systems
- G08C23/04—Non-electrical signal transmission systems, e.g. optical systems using light waves, e.g. infrared
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Abstract
The present invention is a kind of power information acquisition module based on HPLC electric line carrier communication technology, and structure includes power supply unit, HPLC carrier signal coupling unit, HPLC carrier signal receiving unit, HPLC carrier signal processing unit, HPLC carrier signal amplifying unit, infrared communication unit, RS485 communication unit；Wherein, power supply unit is connected with HPLC carrier signal processing unit, HPLC carrier signal amplifying unit, infrared communication unit and RS485 communication unit；HPLC carrier signal coupling unit is connected with HPLC carrier signal receiving unit, HPLC carrier signal amplifying unit；HPLC carrier signal receiving unit, HPLC carrier signal amplifying unit, infrared communication unit, RS485 communication unit are connected with HPLC carrier signal processing unit.Advantage：1）Realize the reliability and stability of communication；2）Ensure that power information acquisition system copies passband；3）Meet power information acquisition end to end.
Description
Technical field
The present invention relates to a kind of power information acquisition modules based on HPLC electric line carrier communication technology, belong to use
Power information acquires field.
Background technique
Currently, domestic existing power consumer kilowatt meter reading-out system is leading to from ammeter or acquisition terminal to the local of meter-copy collector
In letter mode, what is mostly taken is 485 wirings, narrowband low-frequency electrical line of force carrier wave or wireless communication mode, these kilowatt meter reading-out systems
Either construction volume is too big, it has not been convenient to a wide range of to implement（Such as 485 wirings）；Either by power line load characteristic influenced compared with
Greatly, the unstable unreliable of communication channel is caused（Such as narrowband low-frequency electrical line of force carrier wave）, their common weakness is all bandwidth
It is narrow, rate is too low, real-time is poor, can not achieve two-way high-speed traffic etc., therefore the degree of being practical of built system is low, can not
Meet the needs of power supply company's construction power information integral collecting platform, be less able to satisfy electricity consumption pre-payment, disconnected telegram in reply and prevent
Regulatory requirement in the higher levels such as stealing.
Therefore, power supply company, which will make, is suitable for the shared power information integral collecting platform of each level, each profession, energy
Statistics and calculating, the analysis of power supply user power utilization load curve and abnormal electricity consumption status inquiry for enough meeting line loss, are realized to electric power
The higher regulatory requirement such as the remote on/off electric control of user and pre-payment management must just upgrade power information used for intelligent electric network and adopt
The communication mode of collecting system, to ensure that the data communication of system is real-time, quick, reliable, stable；And as other
Industry and commerce user information as control network, network HPLCization by be power utilization information collection system used for intelligent electric network development must
Right direction.The low-voltage power line HPLC communication technology refers to frequency of carrier signal range>The low-voltage powerline carrier communication of 1MHZ, low pressure
Power line HPLC communicates occupied bandwidth, and message transmission rate is high, and data capacity is big, transmitted in both directions, without being in addition laid with communication
Route, easy for installation, powerline network is extended to low-voltage customer side with can be convenient, the data of electric supply meter are adopted in realization
Collection and control, adaptability are good.
Summary of the invention
Proposed by the present invention is a kind of power information acquisition module based on HPLC electric line carrier communication technology, purpose
It is to apply HPLC carrier wave communication technology in power information acquisition system, it is ensured that the communication success rate of meter reading data and accurate
Rate.
Technical solution of the invention：A kind of power information acquisition mould based on HPLC electric line carrier communication technology
Block, structure include power supply unit, HPLC carrier signal coupling unit, HPLC carrier signal receiving unit, HPLC carrier signal
Processing unit, HPLC carrier signal amplifying unit, infrared communication unit, RS485 communication unit；Wherein, 4 electricity of power supply unit
The source output terminal power input with the power input of HPLC carrier signal processing unit, HPLC carrier signal amplifying unit respectively
It holds, the power input of infrared communication unit is connected with the power input of RS485 communication unit；The amplification of HPLC carrier signal is single
The signal output end of member is connected with the signal input part of HPLC carrier signal coupling unit；The letter of HPLC carrier signal coupling unit
Number output end is connected with the signal input part of HPLC carrier signal receiving unit；The signal of HPLC carrier signal receiving unit inputs
Output end is connected with the first signal input output end of HPLC carrier signal processing unit；The letter of HPLC carrier signal amplifying unit
Number input/output terminal is connected with the second signal input/output terminal end of HPLC carrier signal processing unit；The letter of infrared communication unit
Number input/output terminal is connected with the third signal input output end of HPLC carrier signal processing unit；The letter of RS485 communication unit
Number input/output terminal is connected with the fourth signal input/output terminal of HPLC carrier signal processing unit.
Advantages of the present invention：
1）Frequency of carrier signal is higher, can effectively avoid the low-frequency range interference signal on power line, realize the reliability of communication
And stability；
2）Traffic rate is high, data transmission is completed in the Millisecond time, guarantee power information acquisition system copies passband；
3）Have automatic routing addressing and relay networking mechanism, the communication party of power information acquisition end to end can be better met
Case.
Detailed description of the invention
Attached drawing 1 is the power information acquisition module structural block diagram based on HPLC electric line carrier communication technology.
Attached drawing 2 is that HPLC carrier signal coupling unit and HPLC carrier signal receiving unit and the amplification of HPLC carrier signal are single
First signal connection figure.
Attached drawing 3 is that HPLC carrier signal processing unit and HPLC carrier signal receiving unit and the amplification of HPLC carrier signal are single
First signal connection figure.
Attached drawing 4 is HPLC carrier signal processing unit and RS485 communication unit and infrared communication unit signal connection figure.
Specific embodiment
As shown in Figure 1, a kind of power information acquisition module based on HPLC electric line carrier communication technology, structure include
Power supply unit, HPLC carrier signal coupling unit, HPLC carrier signal receiving unit, HPLC carrier signal processing unit, HPLC
Carrier signal amplifying unit, infrared communication unit, RS485 communication unit；Wherein, 4 power output ends difference of power supply unit
With power input, the infrared communication of the power input of HPLC carrier signal processing unit, HPLC carrier signal amplifying unit
The power input of unit is connected with the power input of RS485 communication unit；The signal of HPLC carrier signal amplifying unit is defeated
Outlet is connected with the signal input part of HPLC carrier signal coupling unit；The signal output end of HPLC carrier signal coupling unit with
The signal input part of HPLC carrier signal receiving unit is connected；The signal input output end of HPLC carrier signal receiving unit with
First signal input output end of HPLC carrier signal processing unit is connected；The signal input of HPLC carrier signal amplifying unit is defeated
Outlet is connected with the second signal input/output terminal end of HPLC carrier signal processing unit；The signal input of infrared communication unit is defeated
Outlet is connected with the third signal input output end of HPLC carrier signal processing unit；The signal input of RS485 communication unit is defeated
Outlet is connected with the fourth signal input/output terminal of HPLC carrier signal processing unit.
The power supply unit includes power supply ACDC conversion circuit, protection circuit, filter circuit.
As shown in Fig. 2, HPLC carrier signal coupling unit includes power line high-pass filter and its protection circuit：HPLC carrier wave letter
The signal output end of number coupling unit includes the port RX1+ and the port RX1-, the signal input part of HPLC carrier signal coupling unit
Including the port TX1+ and the port TX1-；The port TX1+ and the port TX1- of HPLC carrier signal coupling unit and HPLC carrier signal
The signal output end of amplifying unit is connected；The port RX1+ and the port RX1- of HPLC carrier signal coupling unit and HPLC carrier wave are believed
The signal input part of number receiving unit is connected.
As shown in figure 3, the HPLC carrier signal receiving unit includes bandpass filter and its peripheral circuit；HPLC is carried
The signal input part of wave signal receiving unit includes the port RX1+ and the port RX1-, and the signal of HPLC carrier signal receiving unit is defeated
Outlet includes the port RX+ and the port RX-；The port RX1+ and the port RX1- of HPLC carrier signal receiving unit and HPLC carrier wave are believed
The port RX1+ of number coupling unit is connected with the port RX1- correspondence；The port RX+ and the port RX- of HPLC carrier signal receiving unit
It is corresponding with the port RX+ of HPLC carrier signal processing unit and the port RX- to be connected.
The HPLC carrier signal processing unit includes main control MCU and peripheral circuit, and main control MCU is integrated with ARM system
Column high-performance processor and modem section, number and simulation share a processor, and periphery is mainly deposited including norflash
Reservoir, the parameters such as main storage system software and routing iinformation；HPLC carrier signal processing unit includes the RX+ of signal input part
Port, the port RX-, the port RXD1, the port RXD2；The port signal output end TX+, the port TX-, the port TXD1, the port TXD2,
The port RST1.
As shown in figure 4, the port signal input part RX+ and the port RX- of HPLC carrier signal processing unit and HPLC carrier wave
The port signal output end RX+ of signal receiving unit is connected with the port RX- correspondence；The signal of HPLC carrier signal processing unit
The port input terminal RXD1 is connected with the signal output end of RS485 communication unit；The signal of HPLC carrier signal processing unit inputs
The end port RXD2 is connected with the signal output end of infrared communication unit；The signal output end TX+ of HPLC carrier signal processing unit
Port and the port TX- are connected with the port signal input part TX+ of HPLC carrier signal amplifying unit and the port TX-；HPLC carrier wave
The port signal output end TXD1 and the port RST1 of signal processing unit are connected with the signal input part of RS485 communication unit；
The port signal output end TXD2 of HPLC carrier signal processing unit is connected with the signal input part of infrared communication unit；HPLC is carried
The port signal input part RXD2 of wave signal processing unit is connected with the signal output end of infrared communication unit；HPLC carrier signal
The port signal input part RXD1 of processing unit is connected with the signal output end of RS485 communication unit.
The HPLC carrier signal amplifying unit amplifies using the high-performance VSDL multi-channel differential of intersil
Device ISL1539.
The infrared communication unit includes far infrared receiving portion and far infrared transmitting portion；Infrared communication unit conduct
A kind of uplink communication mode of power line HPLC carrier communication II type collector supports II type collector and hand-held communication equipment
Carry out parameter setting and data query.
The RS485 communication unit uses high-performance RS485 transceiver, and maximum communication speed reaches 10Mbps.
Based on the power information acquisition module of HPLC electric line carrier communication technology, the high speed communication skill of HPLC carrier wave is utilized
The acquisition of electric energy meter data can be completed in Millisecond in art, and the data of acquisition are then sent to uplink HPLC communication apparatus, and one
The area Ge Tai wheel copied the time within 10 minutes, and ensure that power information acquisition system copies passband.
The communication frequency band that II type collector based on power line HPLC carrier communication uses for 2M-12MHZ, upper frequency
Carrier signal can effectively avoid low frequency on power line and break interference signal, realize the reliability and stability of communication, while from
Scattered signal sampling can also effectively avoid the interference signal of high band.
II type collector based on power line HPLC carrier communication, maximum can support 15 grades of relayings, opposite to carry with narrowband
Wave communication, can greatly improve the distance of carrier communication, optimize entire carrier wave by routing addressing and relay networking mechanism automatically
Network topology.
Claims (8)
1. based on the power information acquisition module of HPLC electric line carrier communication technology, it is characterized in that including power supply unit, HPLC
Carrier signal coupling unit, HPLC carrier signal receiving unit, HPLC carrier signal processing unit, the amplification of HPLC carrier signal are single
Member, infrared communication unit, RS485 communication unit；Wherein, 4 power output ends of power supply unit respectively with HPLC carrier signal
The power input of processing unit, the power input of HPLC carrier signal amplifying unit, infrared communication unit power input
End is connected with the power input of RS485 communication unit；The signal output end and HPLC carrier wave of HPLC carrier signal amplifying unit
The signal input part of signal coupling unit is connected；The signal output end of HPLC carrier signal coupling unit connects with HPLC carrier signal
The signal input part for receiving unit is connected；The signal input output end and HPLC carrier signal of HPLC carrier signal receiving unit are handled
First signal input output end of unit is connected；The signal input output end and HPLC carrier wave of HPLC carrier signal amplifying unit are believed
The second signal input/output terminal end of number processing unit is connected；The signal input output end and HPLC carrier wave of infrared communication unit are believed
The third signal input output end of number processing unit is connected；The signal input output end and HPLC carrier wave of RS485 communication unit are believed
The fourth signal input/output terminal of number processing unit is connected.
2. the power information acquisition module according to claim 1 based on HPLC electric line carrier communication technology, feature
It is that the power supply unit includes power supply ACDC conversion circuit, protection circuit, filter circuit.
3. the power information acquisition module according to claim 1 based on HPLC electric line carrier communication technology, feature
It is that the HPLC carrier signal coupling unit includes power line high-pass filter and its protection circuit.
4. the power information acquisition module according to claim 1 based on HPLC electric line carrier communication technology, feature
It is that the HPLC carrier signal receiving unit includes bandpass filter and its peripheral circuit.
5. the power information acquisition module according to claim 1 based on HPLC electric line carrier communication technology, feature
It is that the HPLC carrier signal processing unit includes main control MCU and peripheral circuit, main control MCU is integrated with ARM series of processes
Device and modem section, number and simulation share a processor, and periphery mainly includes norflash memory, mainly store
System software and routing iinformation parameter.
6. the power information acquisition module according to claim 1 based on HPLC electric line carrier communication technology, feature
It is the HPLC carrier signal amplifying unit using the VSDL multi-channel differential amplifier ISL1539 of intersil.
7. the power information acquisition module according to claim 1 based on HPLC electric line carrier communication technology, feature
It is that the infrared communication unit includes far infrared receiving portion and far infrared transmitting portion；Infrared communication unit is as power line
The uplink communication mode of HPLC carrier communication II type collector supports II type collector and hand-hold communication appliance to carry out parameter setting
And data query.
8. the power information acquisition module according to claim 1 based on HPLC electric line carrier communication technology, feature
It is the RS485 communication unit using RS485 transceiver, maximum communication speed reaches 10Mbps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810688933.2A CN108831140A (en) | 2018-06-28 | 2018-06-28 | Power information acquisition module based on HPLC electric line carrier communication technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810688933.2A CN108831140A (en) | 2018-06-28 | 2018-06-28 | Power information acquisition module based on HPLC electric line carrier communication technology |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110311711A (en) * | 2019-06-10 | 2019-10-08 | 深圳市国电科技通信有限公司 | A kind of intelligent distribution transformer terminals based on HPLC communication channel and intelligent electric meter exchange method |
| CN110346691A (en) * | 2019-08-19 | 2019-10-18 | 江苏大烨智能电气股份有限公司 | A kind of power line failure diagnostic device and method based on HPLC high-speed power carrier communication |
| CN111083418A (en) * | 2019-12-31 | 2020-04-28 | 北京中电昊海科技有限公司 | Method for realizing image data transmission based on power line high-speed carrier HPLC |
| CN113129576A (en) * | 2021-03-18 | 2021-07-16 | 江苏芯云电子科技有限公司 | Device for improving quality of HPLC (high performance liquid chromatography) sending signal |
-
2018
- 2018-06-28 CN CN201810688933.2A patent/CN108831140A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110311711A (en) * | 2019-06-10 | 2019-10-08 | 深圳市国电科技通信有限公司 | A kind of intelligent distribution transformer terminals based on HPLC communication channel and intelligent electric meter exchange method |
| CN110346691A (en) * | 2019-08-19 | 2019-10-18 | 江苏大烨智能电气股份有限公司 | A kind of power line failure diagnostic device and method based on HPLC high-speed power carrier communication |
| CN111083418A (en) * | 2019-12-31 | 2020-04-28 | 北京中电昊海科技有限公司 | Method for realizing image data transmission based on power line high-speed carrier HPLC |
| CN113129576A (en) * | 2021-03-18 | 2021-07-16 | 江苏芯云电子科技有限公司 | Device for improving quality of HPLC (high performance liquid chromatography) sending signal |
| CN113129576B (en) * | 2021-03-18 | 2022-11-15 | 江苏芯云电子科技有限公司 | Device for improving quality of HPLC (high performance liquid chromatography) sending signal |
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Application publication date: 20181116 |