CN103545932B - A kind of remote controlled PDU - Google Patents
A kind of remote controlled PDU Download PDFInfo
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- CN103545932B CN103545932B CN201310530218.3A CN201310530218A CN103545932B CN 103545932 B CN103545932 B CN 103545932B CN 201310530218 A CN201310530218 A CN 201310530218A CN 103545932 B CN103545932 B CN 103545932B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/40—Display of information, e.g. of data or controls
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Abstract
The present invention relates to electronic circuit technology field, particularly relate to a kind of remote controlled PDU, comprise: signal transceiver, DSP signal processor, output control circuit and several output switchs, described signal transceiver is connected with the first input end of DSP signal processor, the output of described DSP signal processor is connected with output control circuit, described signal transceiver comprises SIM card, for receiving and sending SMS message, described DSP signal processor is for the treatment of described short message, and export low and high level to output control circuit according to the content of short message, described output control circuit is connected with several output switchs, and whether several output switchs have electricity described in controlling according to described low and high level, the present invention carries out Long-distance Control open and close by the mode of SIM card short message to PDU, make PDU can be in unattended operation state, improve the practicality of PDU and intelligent, save the resource such as manpower and material resources.
Description
Technical field
The present invention relates to electronic circuit technology field, particularly relate to a kind of remote controlled PDU.
Background technology
Current many PDU(PowerDistributionUnit, power distribution unit) equipment is only with socket or have warning function, if when PDU has problem or needs operation, user must remove Solve on site or on duty for a long time, the resource such as waste of manpower, material resources.
Summary of the invention
The object of the invention is to propose a kind of remote controlled PDU, can the open and close of Long-distance Control PDU, improve the practicality of PDU.
For reaching this object, the present invention by the following technical solutions:
A kind of remote controlled PDU, comprise: signal transceiver, DSP signal processor, output control circuit and several output switchs, described signal transceiver is connected with the first input end of DSP signal processor, the output of described DSP signal processor is connected with output control circuit, described signal transceiver comprises SIM card, for receiving and sending SMS message, described DSP signal processor is for the treatment of described short message, and export low and high level to output control circuit according to the content of short message, described output control circuit is connected with several output switchs, and whether several output switchs have electricity described in controlling according to described low and high level.
Wherein, the form of short message is the form that DSP signal processor pre-sets, and the contact number in described SIM card is pre-set user phone number.
Wherein, also comprise: temperature sensor, humidity sensor and Surge Protector, described temperature sensor is connected with the second input of DSP signal processor, and described humidity sensor is connected with the 3rd input of DSP signal processor.
Wherein, when temperature sensor detects that temperature exceedes preset temperature, temperature sensor sends overtemperature signal to DSP signal processor, and DSP signal processor sends a default short message to pre-set user phone number by described SIM card.
Wherein, when humidity sensor detects that humidity exceedes default humidity, humidity sensor sends super wet signal to DSP signal processor, and DSP signal processor sends a default short message to pre-set user phone number by described SIM card.
Wherein, the model of DSP signal processor is TMS320F2802P, and output high level is 3.3V, and output low level is 0.0V.
Wherein, temperature sensor model is: KSD301, and described humidity sensor model is: YD-HTC.
Wherein, output switch comprises accessory power outlet, described output control circuit comprises n sub-control circuit, the wherein n quantity of accessory power outlet that can control for PDU, accordingly, DSP signal processor also has n output, the corresponding sub-control circuit of each output, for the first output I/O-1 of DSP signal processor, the sub-control circuit of its correspondence comprises: triode Q1, relay J Q1, resistance R1, R2, R3, light-emitting diode D1, wherein, the base stage of the first output I/O-1 and Q1 of described DSP signal processor connects, the pin one of the collector electrode of Q1 and one end of R3 and JQ1 links together, the other end of R3 is connected in+12V DC power supply, the grounded emitter of Q1, the pin two of JQ1 is connected in+12V DC power supply, the pin 4 of JQ1 and the pin 4 of JQ2, the pin 4 of JQn and one end of Surge Protector link together, the other end of Surge Protector is connected with external power source live wire L, the pin 5 of JQ1 is unsettled, the pin 3 of JQ1 links together with one end of R1 and one end of the first port L1, the other end of R1 is connected with one end of R2, the other end of R2 is connected with the input of D1, the output of D1 is connected with external power source zero line N, the other end of the first port L1 is connected to hot terminal of the first accessory power outlet 1, the zero line binding post of the first accessory power outlet 1 is connected with external power source zero line N, the ground wire binding post ground connection of the first accessory power outlet 1.
Further, output switch is air switch, and described air switch comprises single-phase air switch and three-phase air switch.
Beneficial effect of the present invention is: a kind of remote controlled PDU, comprise: signal transceiver, DSP signal processor, output control circuit and several output switchs, described signal transceiver is connected with the first input end of DSP signal processor, the output of described DSP signal processor is connected with output control circuit, described signal transceiver comprises SIM card, for receiving and sending SMS message, described DSP signal processor for the treatment of and send described short message, and export low and high level to output control circuit according to the content of short message, described output control circuit is connected with several output switchs, and whether several output switchs have electricity described in controlling according to described low and high level, the present invention carries out Long-distance Control open and close by the mode of SIM card short message to PDU, make PDU can be in unattended operation state, improve the practicality of PDU and intelligent, save the resource such as manpower and material resources.
Accompanying drawing explanation
Fig. 1 is the remote controlled PDU structural representation that the embodiment of the present invention one provides;
Fig. 2 is a kind of physical circuit figure of the remote controlled PDU that the embodiment of the present invention two provides.
Embodiment
Technical scheme of the present invention is further illustrated by embodiment below in conjunction with Fig. 1 and Fig. 2.
Embodiment one
Fig. 1 is the remote controlled PDU structural representation that the embodiment of the present invention one provides.
A kind of remote controlled PDU, comprise: signal transceiver, DSP signal processor, output control circuit and several output switchs, described signal transceiver is connected with the first input end of DSP signal processor, the output of described DSP signal processor is connected with output control circuit, described signal transceiver comprises SIM card, for receiving and sending SMS message, described DSP signal processor is for the treatment of described short message, and export low and high level to output control circuit according to the content of short message, described output control circuit is connected with several output switchs, and whether several output switchs have electricity described in controlling according to described low and high level.
In the present embodiment, by the mode of SIM card short message, Long-distance Control open and close are carried out to PDU, make PDU can be in unattended operation state, improve the practicality of PDU and intelligent, save the resource such as manpower and material resources.
In the present embodiment, the form of short message is the form that DSP signal processor pre-sets, contact number in described SIM card is pre-set user phone number, in the present embodiment, output switch in PDU powers to an air-conditioning and a water heater, Letter identification mode is set in advance as follows: KTK represents that air-conditioning is opened in DSP signal processor, KTG represents that air-conditioning closes, RSQK represents that water heater is opened, RSQG represents that water heater closes, when air conditioner user think long-range turn off output switch corresponding to air-conditioning time, need to send " KTG " short message to the SIM card in described PDU, SIM card sends instruction to DSP signal processor according to this short message, the output output low level that DSP signal processor is corresponding with air-conditioning, corresponding output control circuit cuts off the power supply of the output switch corresponding with air-conditioning, when air conditioner user thinks output switch corresponding to Remote Open air-conditioning, need to send " KTK " short message to the SIM card in described PDU, SIM card sends instruction to DSP signal processor according to this short message, the output that DSP signal processor is corresponding with air-conditioning exports high level, and corresponding output control circuit opens the power supply of the output switch corresponding with air-conditioning.
As another kind of embodiment, the form that DSP signal processor pre-sets can be also extended formatting, as Chinese Character Recognition mode.
In the present embodiment, contact number in SIM card is pre-set user phone number, as air conditioner user and water heater user, the two can be same people and also can be different people, only has the mobile phone of the relative users preset in SIM card just can carry out Long-distance Control to SIM card short-message sending to described PDU.
In the present embodiment, also comprise: temperature sensor, humidity sensor and Surge Protector, described temperature sensor is connected with the second input of DSP signal processor, and described humidity sensor is connected with the 3rd input of DSP signal processor.
In the present embodiment, when temperature sensor detects that temperature exceedes preset temperature, temperature sensor sends overtemperature signal to DSP signal processor, and DSP signal processor sends a default short message to pre-set user phone number by described SIM card.
In the present embodiment, when humidity sensor detects that humidity exceedes default humidity, humidity sensor sends super wet signal to DSP signal processor, and DSP signal processor sends a default short message to pre-set user phone number by described SIM card.
In the present embodiment, the model of DSP signal processor is TMS320F2802P, and output high level is 3.3V, and output low level is 0.0V.
In the present embodiment, temperature sensor model is: KSD301, and the acquiescence preset temperature of this model temperature sensor is 40 DEG C, and described humidity sensor model is: YD-HTC.
Embodiment two
As shown in Figure 2, be a kind of physical circuit figure of remote controlled PDU.
In the present embodiment, described output switch comprises accessory power outlet, described output control circuit comprises n sub-control circuit, the wherein n quantity of accessory power outlet that can control for PDU, accordingly, DSP signal processor also has n output, the corresponding sub-control circuit of each output, for the first output I/O-1 of DSP signal processor, the sub-control circuit of its correspondence comprises: triode Q1, relay J Q1, resistance R1, R2, R3, light-emitting diode D1, wherein, the base stage of the first output I/O-1 and Q1 of described DSP signal processor connects, the pin one of the collector electrode of Q1 and one end of R3 and JQ1 links together, the other end of R3 is connected in+12V DC power supply, the grounded emitter of Q1, the pin two of JQ1 is connected in+12V DC power supply, the pin 4 of JQ1 and the pin 4 of JQ2, the pin 4 of JQn and one end of Surge Protector link together, the other end of Surge Protector is connected with external power source live wire L, the pin 5 of JQ1 is unsettled, the pin 3 of JQ1 links together with one end of R1 and one end of the first port L1, the other end of R1 is connected with one end of R2, the other end of R2 is connected with the input of D1, the output of D1 is connected with external power source zero line N, the other end of the first port L1 is connected to hot terminal of the first accessory power outlet 1, the zero line binding post of the first accessory power outlet 1 is connected with external power source zero line N, the ground wire binding post ground connection of the first accessory power outlet 1.
In Fig. 2, the base stage of the second output I/O-2 and Q2 of described DSP signal processor connects, the pin one of the collector electrode of Q2 and one end of R6 and JQ2 links together, the other end of R6 is connected in+12V DC power supply, the grounded emitter of Q2, the pin two of JQ2 is connected in+12V DC power supply, the pin 5 of JQ2 is unsettled, the pin 3 of JQ2 links together with one end of R4 and one end of the second port L2, the other end of R4 is connected with one end of R5, the other end of R5 is connected with the input of D2, the output of D2 is connected with external power source zero line N, the other end of the second port L2 is connected to hot terminal of the second accessory power outlet 2, the zero line binding post of the second accessory power outlet 2 is connected with external power source zero line N, the ground wire binding post ground connection of the second accessory power outlet 2.
In Fig. 2, the base stage of N output I/O-n and the Qn of described DSP signal processor connects, the pin one of the collector electrode of Qn and one end of R3n and JQn links together, the other end of R3n is connected in+12V DC power supply, the grounded emitter of Qn, the pin two of JQn is connected in+12V DC power supply, the pin 5 of JQn is unsettled, the pin 3 of JQn links together with one end of R (3n-2) and one end of N port Ln, the other end of R (3n-2) is connected with one end of R (3n-1), the other end of R (3n-1) is connected with the input of Dn, the output of Dn is connected with external power source zero line N, the other end of N port Ln is connected to hot terminal of N accessory power outlet n, the zero line binding post of N accessory power outlet n is connected with external power source zero line N, the ground wire binding post ground connection of N accessory power outlet n.
In the present embodiment, the model of DSP signal processor is TMS320F2802P, can have at most 100 outputs, accessory power outlet 1 ... accessory power outlet n, model is M-301, has anti-flaming function, for single-phase three-hole socket, triode Q1, Q2 ... Qn, model is 2222; Relay J Q1, JQ2 ... JQn, model is 801H-1A-C; Resistance R1, R2, R3 ... R3n, model is 0.25W metal film.
In the present embodiment, whether light-emitting diode has electricity for detecting corresponding accessory power outlet, if there is electricity, light-emitting diode is lit.
In the present embodiment, when PDU input is normal, n output I/O-1 of DSP signal processor, I/O-2, I/O-n exports the low level for 0.0V, for the sub-control circuit of the first output I/O-1 and correspondence thereof, triode Q1 is cut-off state, the coil of relay J Q1 also namely the voltage at pin one and pin two two ends be all+12V, no-voltage is poor, relay is failure to actuate, its normally closed node is i.e. conducting between pin 3 and pin 4 also, external power source live wire L delivers to hot terminal of the first accessory power outlet 1 by the first port L1, first accessory power outlet 1 has electricity, light-emitting diode D1 is luminous simultaneously, the power consumption equipment (as air-conditioning) that can supply its correspondence uses, when not needing this air-conditioning work, the pre-set user that this air-conditioning is corresponding can use described pre-set user phone number to send the SIM card of note " KTG " to PDU, SIM card sends instruction to DSP signal processor according to this short message, first output I/O-1 of DSP signal processor exports high level 5V, now triode Q1 base voltage is greater than emitter voltage, collector voltage is greater than base voltage, triode Q1 meets turn-on condition, after triode Q1 conducting, its collector voltage becomes 0V, now the coil of relay J Q1 is also the voltage difference at pin one and pin two two ends is 12V, relay J Q1 action, normally closed node also i.e. pin 3 and pin 4 separated, pin 4 is communicated with pin 5, the power supply being sent to the first accessory power outlet 1 is cut off, light-emitting diode D1 does not work, represent that the first accessory power outlet 1 does not have electricity, air-conditioning can not work, when this air-conditioning of needs starts again, described pre-set user phone number can be used to send the SIM card of note " KTK " to PDU.
As another kind of embodiment, output switch is air switch, and described air switch comprises single-phase air switch and three-phase air switch, and when for single-phase air switch, shown in its output control circuit with Fig. 2, circuit is identical; When for three-phase air switch, only need change a little in control circuit shown in Fig. 2, in each relay, find out other two secondary normally closed nodes in order to control other phase lines of external power source.
The above; be only the present invention's preferably embodiment, but protection scope of the present invention is not limited thereto, any people being familiar with this technology is in the technical scope disclosed by the present invention; the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claim.
Claims (6)
1. a remote controlled PDU, it is characterized in that, comprise: signal transceiver, DSP signal processor, output control circuit and several output switchs, described signal transceiver is connected with the first input end of DSP signal processor, the output of described DSP signal processor is connected with output control circuit, described signal transceiver comprises SIM card, for receiving and sending SMS message, described DSP signal processor is for the treatment of described short message, and export low and high level to output control circuit according to the content of short message, described output control circuit is connected with several output switchs, and whether several output switchs have electricity described in controlling according to described low and high level,
The form of described short message is the form that DSP signal processor pre-sets, and the contact number in described SIM card is pre-set user phone number;
Also comprise: temperature sensor, humidity sensor and Surge Protector, described temperature sensor is connected with the second input of DSP signal processor, and described humidity sensor is connected with the 3rd input of DSP signal processor;
Described output switch comprises accessory power outlet, described output control circuit comprises n sub-control circuit, the wherein n quantity of accessory power outlet that can control for PDU, accordingly, DSP signal processor also has n output, the corresponding sub-control circuit of each output, the sub-control circuit that first output I/O-1 of DSP signal processor is corresponding comprises: triode Q1, relay J Q1, resistance R1, R2, R3, light-emitting diode D1, wherein, the base stage of the first output I/O-1 and Q1 of described DSP signal processor connects, the pin one of the collector electrode of Q1 and one end of R3 and JQ1 links together, the other end of R3 is connected in+12V DC power supply, the grounded emitter of Q1, the pin two of JQ1 is connected in+12V DC power supply, the pin 4 of JQ1 and the pin 4 of JQ2, the pin 4 of JQn and one end of Surge Protector link together, the other end of Surge Protector is connected with external power source live wire L, the pin 5 of JQ1 is unsettled, the pin 3 of JQ1 links together with one end of R1 and one end of the first port L1, the other end of R1 is connected with one end of R2, the other end of R2 is connected with the input of D1, the output of D1 is connected with external power source zero line N, the other end of the first port L1 is connected to hot terminal of the first accessory power outlet 1, the zero line binding post of the first accessory power outlet 1 is connected with external power source zero line N, the ground wire binding post ground connection of the first accessory power outlet 1.
2. a kind of remote controlled PDU according to claim 1, it is characterized in that, when described temperature sensor detects that temperature exceedes preset temperature, temperature sensor sends overtemperature signal to DSP signal processor, and DSP signal processor sends a default short message to pre-set user phone number by described SIM card.
3. a kind of remote controlled PDU according to claim 1, it is characterized in that, when described humidity sensor detects that humidity exceedes default humidity, humidity sensor sends super wet signal to DSP signal processor, and DSP signal processor sends a default short message to pre-set user phone number by described SIM card.
4. a kind of remote controlled PDU according to claim 1, is characterized in that, the model of described DSP signal processor is TMS320F2802P, and output high level is 3.3V, and output low level is 0.0V.
5. a kind of remote controlled PDU according to claim 1, is characterized in that, described temperature sensor model is: KSD301, and described humidity sensor model is: YD-HTC.
6. a kind of remote controlled PDU according to claim 1, is characterized in that, described output switch is air switch, and described air switch comprises single-phase air switch and three-phase air switch.
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| CN201310530218.3A CN103545932B (en) | 2013-10-30 | 2013-10-30 | A kind of remote controlled PDU |
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| CN201310530218.3A CN103545932B (en) | 2013-10-30 | 2013-10-30 | A kind of remote controlled PDU |
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| CN103545932B true CN103545932B (en) | 2016-03-30 |
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| CN111357166A (en) * | 2019-07-23 | 2020-06-30 | 深圳欣锐科技股份有限公司 | Charging and discharging interface electrical separation circuit and vehicle-mounted charger |
| CN110554271B (en) * | 2019-08-29 | 2022-01-21 | 格力电器（武汉）有限公司 | Air conditioner wiring detection device, test system and detection method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US5289365A (en) * | 1991-12-23 | 1994-02-22 | Donnelly Corporation | Modular network control system |
| CN102637005A (en) * | 2012-05-06 | 2012-08-15 | 李良杰 | Remote control switch |
| CN103078406B (en) * | 2013-01-08 | 2015-04-22 | 东北大学 | Power-grid-based power strip control system and method |
| CN203537072U (en) * | 2013-10-30 | 2014-04-09 | 广东易事特电源股份有限公司 | A PDU capable of being controlled remotely |
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