CN103220017A - Communication system for distributing electric energy and signal and control method thereof - Google Patents
Communication system for distributing electric energy and signal and control method thereof Download PDFInfo
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- CN103220017A CN103220017A CN2013100673331A CN201310067333A CN103220017A CN 103220017 A CN103220017 A CN 103220017A CN 2013100673331 A CN2013100673331 A CN 2013100673331A CN 201310067333 A CN201310067333 A CN 201310067333A CN 103220017 A CN103220017 A CN 103220017A
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Abstract
The invention provides a communication system for distributing electric energy and signals, which comprises a host system and a slave system, wherein the slave system is connected in parallel on a power bus connected by the host system, the slave system comprises a processor CPU of the slave system, a positive line of the power bus is connected to the processor CPU of the slave system after passing through a signal detection circuit, and a capacitor is connected in parallel between the positive line and a negative line after passing through a node between the positive line of the power bus and the signal detection circuit, and is connected to the processor CPU through a voltage stabilizing circuit. The invention also provides a control method of the communication system for distributing electric energy and signals. The communication system for distributing the electric energy and the signal and the control method thereof achieve the technical effects of separate transmission of the electric energy and the signal, saving communication lines, directly transmitting the digital signal by using a power line, saving construction cost, having low cost of terminal equipment and being beneficial to popularization.
Description
Technical field
The present invention relates to distribute the communication system and the control method thereof of electric energy and signal.
Background technology
Wire communication is to use at present at most, the most reliable communication mode, and such as present Ethernet, telephone wire, 485 communications, CAN bus communication etc.Power line communication technology is called for short the PLC technology, it is a kind of communication mode that utilizes power distribution network low-voltage circuit transmission preface, there is following problem in this technology: 1, distribution transformer has iris action to power carrier signal, so power carrier signal can only transmit in a distribution transformer regional extent, this has had very big restriction to network interconnected; 2, the loading interfaces on the low tension wire is more, and the electrical equipment frequency characteristic has nothing in common with each other, and impedance time variation and randomness are big, is difficult to accomplish impedance matching, and exists the interference signal that bigger frequency differs; 3, the intrinsic impulse disturbances of power line existence itself in ac cycle each time, two minor peaks occur, and two minor peaks will be brought the interference of two subpulses; 4, power line causes high the reduction to carrier signal.When load on the power line was very heavy, line impedance can reach 1 ohm once, causes the height of carrier signal is cut down; 5, there is high noisy in power line.Be connected to various power consumption equipments on the power line, resistive, perception, capacitive, have powerfully, low power, the often frequent switch of various power consumption equipments will bring various noise jamming to power line, and amplitude is bigger; 6, power line causes the data-signal distortion.Power line is the network of a distributed constant, difference is different to the data-signal influence, different time is also different to the data-signal influence, this just makes the regular data signal that sends through behind the power line, receiving signal is gross distortion, uneven signal, so special processing in addition; 7, external electric network composition is compared with China very big difference, external product can't use in China, the not enough standard of the low-voltage distributing line of residential quarter, and it is inhomogeneous that the user fits up the power-supply wiring level, the quality difference of supply socket connects people's the difficult problem of having brought all for the power line broadband.
Deficiency at wired communication, a large amount of short-distance wireless communication technologies is also proposed in the prior art, but also there is following problem in these short-distance wireless communication technologies: 1, poor anti jamming capability: near have stronger air interference can cause communication distance short, such as the high power television machine, the unlatching of air-conditioning, communication broadcast launching tower etc. all can produce strong jamming to wireless module; 2, a plurality of communications when communication, can influence the communication distance of module simultaneously to some extent; 3, communication is unstable: the interference of adjacent frequency or a plurality of passage can result in blockage when communicating by letter simultaneously and cause the unstable even paralysis fully of communication.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of designs simplification, the distribution electric energy that stability is high and the communication system and the control method thereof of signal.
The invention provides a kind of communication system of distributing electric energy and signal, comprise host computer system and slave system, slave system is connected in parallel on the power bus that is picked out by host computer system, described slave system comprises the processor CPU of slave system, the electrode line of power bus is through being connected to the processor CPU of described slave system behind the signal detection circuit, after the electrode line and the node between the signal detection circuit of described power bus, through forward diode, shunt capacitance between electrode line and negative line is connected to processor CPU through voltage stabilizing circuit again.
Further, before the electrode line and the node between the signal detection circuit of described power bus, on electrode line, be provided with diode.
Further, before the electrode line and the node between the signal detection circuit of power bus, on power bus, be provided with the rectification circuit that constitutes by four diodes.
Further, described host computer system comprises DC power supply, described DC power supply picks out described power bus, described DC power supply is through being connected to the processor CPU of host computer system behind the voltage stabilizing circuit, be connected to first switch behind the processor CPU process electronic switch drive circuit of described host computer system, the described first switch other end is connected on the electrode line of power bus.
Further, be communicated with by bypass between the electrode line of described power bus and the negative line, described bypass is provided with low resistance resistance, and the processor CPU of slave system is connected to an end of second switch by the electronic switch drive circuit, and the other end of second switch is connected with bypass.
Further, described host computer system comprises DC power supply, described DC power supply picks out described power bus, described DC power supply is through being connected to the processor CPU of host computer system behind the voltage stabilizing circuit, be connected to first switch behind the processor CPU process electronic switch drive circuit of described host computer system, the described first switch other end is connected on the electrode line of power bus, and the processor CPU of host computer system is connected on the negative line of power bus through shaping circuit and power supply amplifying circuit.
Also provide a kind of control method of distributing the communication system of electric energy and signal in the present invention, when on detecting power bus, signal of communication being arranged, signal of communication is sent to the processor CPU of slave system, the power supply that power bus provides is in the filtering through electric capacity, the voltage stabilizing of voltage stabilizing circuit is delivered among the processor CPU of slave system after handling.
Further, described host computer system comprises DC power supply, described DC power supply picks out described power bus, described DC power supply is through being connected to the processor CPU of host computer system behind the voltage stabilizing circuit, be connected to first switch behind the processor CPU process electronic switch drive circuit of described host computer system, the described first switch other end is connected on the electrode line of power bus, when first switch closure, the signal of communication that the processor CPU of described host computer system sends, the electronic switch drive circuit comes the driving switch closure, and signal of communication exports slave system to via described electrode line.
Also provide a kind of control method of distributing the communication system of electric energy and signal in the present invention, when on detecting power bus, signal of communication being arranged, signal of communication is sent to the processor CPU of slave system, the power supply that power bus provides is in the filtering through electric capacity, after the voltage stabilizing of voltage stabilizing circuit is handled, be delivered among the processor CPU of slave system, the processor CPU of slave system is after receiving signal of communication, handled, drive the second switch closure by the electronic switch drive circuit on the slave system, the signal of communication after the processor CPU processing of slave system is delivered on the negative line of power bus.
Further, described host computer system comprises DC power supply, described DC power supply picks out described power bus, described DC power supply is through being connected to the processor CPU of host computer system behind the voltage stabilizing circuit, be connected to first switch behind the processor CPU process electronic switch drive circuit of described host computer system, the described first switch other end is connected on the electrode line of power bus, the processor CPU of host computer system is connected to the negative line of power bus through shaping circuit and power supply amplifying circuit, when first switch closure, the signal of communication that the processor CPU of described host computer system sends, the electronic switch drive circuit comes the driving switch closure, signal of communication exports slave system to via described electrode line, the signal of communication that the processor CPU of described slave system sends is delivered to the power supply amplifying circuit and the shaping circuit of process host computer system on the power bus negative line, is transmitted back to the processor CPU of host computer system.
Because adopt the communication system and the control method thereof of distribution electric energy provided by the invention and signal, by simplified design to host computer system, and utilize switch to control communication signal transmission, when on detecting power bus, signal of communication being arranged, signal of communication is sent to the processor CPU of slave system, the power supply that power bus provides is in the filtering through electric capacity, after the voltage stabilizing of voltage stabilizing circuit is handled, be delivered among the processor CPU of slave system, thereby reached electric energy and information, save communication line simultaneously in separately transmission, directly use the power line transmission of digital signals, save construction cost, the terminal equipment cost is low, the technique effect that helps popularizing.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 shows the distribution electric energy that the embodiment of the invention 1 provides and the communication system topological diagram of signal;
Fig. 2 shows the host computer system circuit diagram that the embodiment of the invention 1 provides;
Fig. 3 shows the slave system circuit diagram that the embodiment of the invention 1 provides;
Fig. 4 shows the slave system circuit diagram that the embodiment of the invention 2 provides;
Fig. 5 shows the slave system circuit diagram that the embodiment of the invention 3 provides;
Fig. 6 shows the host computer system circuit diagram that the embodiment of the invention 4 provides;
Fig. 7 shows the slave system circuit diagram that the embodiment of the invention 4 provides;
Embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments, describe the present invention in detail.
Embodiment 1
As shown in Figure 1, the embodiment of the invention provides a kind of communication system and control method thereof of distributing electric energy and signal, comprise 1 host computer system and a plurality of slave system, host computer system external power supply bus 200, power bus 200 comprises electrode line and negative line, and slave system is connected in parallel on the power bus 200, and host computer system is by power bus 200 outside output communication signals, for example be square-wave signal, slave system is by power bus 200 receiving communication signals.
Referring to Fig. 2, host computer system comprises DC power supply, DC power supply connects power bus 200, and DC power supply is connected to processor CPU through behind the voltage stabilizing circuit, and processor CPU is connected to first switch 300 on the electrode line of power bus 200 after through the electronic switch drive circuit.
Referring to Fig. 3, slave system comprises processor CPU, the electrode line of power bus 200 is connected to processor CPU through behind the signal detection circuit, after the electrode line and the node between the signal detection circuit of power bus 200, through forward diode 100, shunt capacitance 500 between electrode line and negative line, are connected to processor CPU through voltage stabilizing circuit again.
Signal of communication is sent by the processor CPU of host computer system, electrode line through power bus 200 transfers to each slave system, drive the break-make of first switch 300 by the electronic switch drive circuit, the opportunity of sending and frequency with the control signal of communication, detecting when on the power bus 200 signal of communication being arranged of slave system, signal of communication is sent to the processor CPU of slave system, and the power supply that power bus 200 provides is in the filtering through electric capacity 500, the voltage stabilizing of voltage stabilizing circuit is delivered among the processor CPU of slave system after handling.
Embodiment 2
Compare with embodiment 1, present embodiment provides another kind of slave system, referring to Fig. 4, slave system comprises processor CPU, the electrode line of power bus 200 is connected to processor CPU through behind the signal detection circuit, before the electrode line and the node between the signal detection circuit of power bus 200, on electrode line, be provided with diode 100, after the electrode line and the node between the signal detection circuit of power bus 200, electrode line is through forward diode 100, shunt capacitance 500 between electrode line and negative line, are connected to processor CPU through voltage stabilizing circuit again.Like this, by before the electrode line of power bus 200 and the node between the signal detection circuit, diode 100 being set, the guiding of stabilized communication signal and transmission better.
Embodiment 3
Compare with embodiment 1, present embodiment provides another kind of slave system, referring to Fig. 5, slave system comprises processor CPU, the electrode line of power bus 200 is connected to processor CPU through behind the signal detection circuit, before the electrode line and the node between the signal detection circuit of power bus 200, on power bus 200, be provided with the rectification circuit that constitutes by four diodes 100, after the electrode line and the node between the signal detection circuit of power bus 200, electrode line is through forward diode 100, shunt capacitance 500 between electrode line and negative line, are connected to processor CPU through voltage stabilizing circuit again.By before the electrode line and the node between the signal detection circuit of power bus 200, the rectification circuit that is made of four diodes 100 is set, can make the power supply signal and the signal of communication of power bus 200 association's bands more stable.
Embodiment 4
As shown in Figure 1, the embodiment of the invention provides a kind of communication system and control method thereof of distributing electric energy and signal, comprise 1 host computer system and a plurality of slave system, host computer system external power supply bus 200, power bus 200 comprises electrode line and negative line, and slave system is connected in parallel on the power bus 200, and host computer system is by power bus 200 outside output communication signals, for example be square-wave signal, slave system is by power bus 200 receiving communication signals.
Referring to Fig. 6, host computer system comprises DC power supply, DC power supply picks out power bus 200, DC power supply is connected to processor CPU through behind the voltage stabilizing circuit, the other end that is connected to first switch, 300, the first switches 300 behind the processor CPU process electronic switch drive circuit is connected on the electrode line of power bus 200.The negative line of power bus 200 is provided with low resistance resistance 401, and processor CPU passes through shaping circuit and current amplifier successively, is connected on the negative line of power bus 200.
Referring to Fig. 7, slave system comprises processor CPU, the electrode line of power bus 200 is connected to processor CPU through behind the signal detection circuit, after the electrode line and the node between the signal detection circuit of power bus 200, through forward diode 100, shunt capacitance 500 between electrode line and negative line, be connected to processor CPU through voltage stabilizing circuit again, be communicated with by bypass between the electrode line of power bus 200 and the negative line, bypass is provided with low resistance resistance 400, the processor CPU of slave system is connected to first end of second switch 301 by the electronic switch drive circuit, and the other end of second switch 301 is connected with bypass.
Signal of communication is sent by the processor CPU of host computer system, electrode line through power bus 200 transfers to each slave system, drive the break-make of first switch 300 by the electronic switch drive circuit, the opportunity of sending and frequency with the control signal of communication, the signal detection circuit of slave system detects when on the electrode line of power bus 200 signal of communication being arranged, signal of communication is sent to the processor CPU of slave system, and the power supply that power bus 200 provides is in the filtering through electric capacity 500, after the voltage stabilizing of voltage stabilizing circuit is handled, be delivered among the processor CPU of slave system, the processor CPU of slave system is after receiving signal of communication, handled, drive second switch 301 closures by the electronic switch drive circuit on the slave system, signal of communication after the processor CPU processing of slave system is delivered on the negative line of power bus 200, host computer system is behind the signal of communication that receives on the negative line, signal of communication passes through current amplifier and shaping circuit successively, is delivered among the processor CPU of host computer system.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. communication system of distributing electric energy and signal, comprise host computer system and slave system, slave system is connected in parallel on the power bus that is picked out by host computer system, it is characterized in that, described slave system comprises the processor CPU of slave system, the electrode line of power bus is through being connected to the processor CPU of described slave system behind the signal detection circuit, after the electrode line and the node between the signal detection circuit of described power bus, through forward diode, shunt capacitance between electrode line and negative line is connected to processor CPU through voltage stabilizing circuit again.
2. the communication system of distribution electric energy as claimed in claim 1 and signal is characterized in that, before the electrode line and the node between the signal detection circuit of described power bus, is provided with diode on electrode line.
3. the communication system of distribution electric energy as claimed in claim 1 and signal is characterized in that, before the electrode line and the node between the signal detection circuit of power bus, is provided with the rectification circuit that is made of four diodes on power bus.
4. as the communication system of claim 1 or 2 or 3 described distribution electric energy and signal, it is characterized in that, described host computer system comprises DC power supply, described DC power supply picks out described power bus, described DC power supply is through being connected to the processor CPU of host computer system behind the voltage stabilizing circuit, be connected to first switch behind the processor CPU process electronic switch drive circuit of described host computer system, the described first switch other end is connected on the electrode line of power bus.
5. the communication system of distribution electric energy as claimed in claim 1 and signal, it is characterized in that, be communicated with by bypass between the electrode line of described power bus and the negative line, described bypass is provided with low resistance resistance, the processor CPU of slave system is connected to an end of second switch by the electronic switch drive circuit, and the other end of second switch is connected with bypass.
6. the communication system of distribution electric energy as claimed in claim 5 and signal, it is characterized in that, described host computer system comprises DC power supply, described DC power supply picks out described power bus, described DC power supply is through being connected to the processor CPU of host computer system behind the voltage stabilizing circuit, be connected to first switch behind the processor CPU process electronic switch drive circuit of described host computer system, the described first switch other end is connected on the electrode line of power bus, and the processor CPU of host computer system is connected on the negative line of power bus through shaping circuit and power supply amplifying circuit.
7. according to the control method of the communication system of claim 1 or 2 or 3 described distribution electric energy and signal, it is characterized in that, when signal detection circuit detects when on the power bus signal of communication being arranged, signal of communication is sent to the processor CPU of slave system, the power supply that power bus provides is in the filtering through electric capacity, the voltage stabilizing of voltage stabilizing circuit is delivered among the processor CPU of slave system after handling.
8. the control method of the communication system of distribution electric energy according to claim 7 and signal, it is characterized in that, described host computer system comprises DC power supply, described DC power supply picks out described power bus, described DC power supply is through being connected to the processor CPU of host computer system behind the voltage stabilizing circuit, be connected to first switch behind the processor CPU process electronic switch drive circuit of described host computer system, the described first switch other end is connected on the electrode line of power bus, when first switch closure, the signal of communication that the processor CPU of described host computer system sends, the electronic switch drive circuit comes the driving switch closure, and signal of communication exports slave system to via described electrode line.
9. the control method of the communication system of distribution electric energy according to claim 5 and signal, it is characterized in that, when signal detection circuit detects when on the power bus signal of communication being arranged, signal of communication is sent to the processor CPU of slave system, the power supply that power bus provides is in the filtering through electric capacity, after the voltage stabilizing of voltage stabilizing circuit is handled, be delivered among the processor CPU of slave system, the processor CPU of slave system is after receiving signal of communication, handled, drive the second switch closure by the electronic switch drive circuit on the slave system, the signal of communication after the processor CPU processing of slave system is delivered on the negative line of power bus.
10. the control method of the communication system of distribution electric energy according to claim 9 and signal, it is characterized in that, described host computer system comprises DC power supply, described DC power supply picks out described power bus, described DC power supply is through being connected to the processor CPU of host computer system behind the voltage stabilizing circuit, be connected to first switch behind the processor CPU process electronic switch drive circuit of described host computer system, the described first switch other end is connected on the electrode line of power bus, the processor CPU of host computer system is connected to the negative line of power bus through shaping circuit and power supply amplifying circuit, when first switch closure, the signal of communication that the processor CPU of described host computer system sends, the electronic switch drive circuit comes the driving switch closure, signal of communication exports slave system to via described electrode line, the signal of communication that the processor CPU of described slave system sends is delivered to the power supply amplifying circuit and the shaping circuit of process host computer system on the power bus negative line, is transmitted back to the processor CPU of host computer system.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310067333.1A CN103220017B (en) | 2013-03-04 | 2013-03-04 | Communication system for distributing electric energy and signal and control method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310067333.1A CN103220017B (en) | 2013-03-04 | 2013-03-04 | Communication system for distributing electric energy and signal and control method thereof |
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| CN103220017B CN103220017B (en) | 2015-09-16 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104332043A (en) * | 2014-10-15 | 2015-02-04 | 深圳华远微电科技有限公司 | Remote temperature and humidity monitoring system and method |
| CN105262501A (en) * | 2015-11-03 | 2016-01-20 | 福州东日信息技术有限公司 | Slave computer receiver, receiving system and slave computer receiving and sending system |
| CN110086505A (en) * | 2019-04-17 | 2019-08-02 | 广东明丰电源电器实业有限公司 | A kind of system that data are transmitted by direct current supply line copped wave |
| CN110555985A (en) * | 2019-08-30 | 2019-12-10 | 深圳市中孚能电气设备有限公司 | Data transmission method, device, equipment and storage medium |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104332043A (en) * | 2014-10-15 | 2015-02-04 | 深圳华远微电科技有限公司 | Remote temperature and humidity monitoring system and method |
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| CN110086505A (en) * | 2019-04-17 | 2019-08-02 | 广东明丰电源电器实业有限公司 | A kind of system that data are transmitted by direct current supply line copped wave |
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| CN103220017B (en) | 2015-09-16 |
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Effective date of registration: 20170324 Address after: Xiangzhou District 519075 of Guangdong city of Zhuhai Province Hua Yu Lu 601 Building No. 3 (building three Room 303) third layer in Zhuhai into electrical appliance Co. Ltd. Patentee after: Zhuhai Zhong Cheng Electric Appliance Co., Ltd. Address before: 528463 A District, Zhongshan City, Guangdong Province, No. 248 Pingchang Road, No. three Patentee before: Huang Congwen |
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