CN102044911A - FTU terminal power supply real-time monitoring device for power distribution monitoring system - Google Patents
FTU terminal power supply real-time monitoring device for power distribution monitoring system Download PDFInfo
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- CN102044911A CN102044911A CN 201010563697 CN201010563697A CN102044911A CN 102044911 A CN102044911 A CN 102044911A CN 201010563697 CN201010563697 CN 201010563697 CN 201010563697 A CN201010563697 A CN 201010563697A CN 102044911 A CN102044911 A CN 102044911A
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Abstract
The invention relates to the technical field of power distribution, in particular to a feeder terminal unit (FTU) terminal power supply real-time monitoring device for a power distribution monitoring system. The device comprises a power input lightning-proof alternating current filter circuit, a rectification direct current filter circuit, a power supply changeover module circuit, a master-control panel monitoring system, an operational power supply module, a control power supply module, a calculation power supply module, a working power supply module, a communication power supply module, an operational power supply monitoring unit, a control power supply monitoring unit, a calculation power supplying monitoring unit, a working power supply monitoring unit and a communication power supply monitoring unit. The FTU terminal power supply real-time monitoring device for the power distribution monitoring system can improve intelligent monitoring and management of a power distribution network so as to ensure that the power distribution network works more safely, reliably, economically and efficiently and better, and has comprehensive functions and high performance price ratio; and the master-control panel monitoring system is convenient to operate, is safe and reliable, is high in monitoring real time property, is convenient to use and maintain, and is efficient.
Description
Technical field
The present invention relates to the distribution technique field, particularly relate to the FTU terminal power supply real-time monitoring device of distributing monitoring system.
Background technology
In electrical production, power distribution cabinet is one of important link.The operational reliability of power distribution cabinet and quality have very important significance for improving power supply quality and power supply reliability.The Intelligentized electric energy monitoring system of power distribution cabinet is a kind of control system that aims at the electric power system development, the Intelligentized electric energy monitoring system of power distribution cabinet must relate to computer technology, automatic technology, electronic technology, computer software technology and the communication technology etc., wherein the FTU terminal power supply real-time monitoring device of distributing monitoring system is the major issue that needs to be resolved hurrily, these technology make full use of the Intellectualized monitoring and the management that can improve power distribution network, make safer reliable, the economical and energy saving and efficient of distribution network operation.
Summary of the invention
The object of the present invention is to provide a kind of FTU terminal power supply real-time monitoring device of distributing monitoring system, Intellectualized monitoring and management that it can improve power distribution network make safer reliable, the economical and energy saving and efficient of distribution network operation.
Purpose of the present invention realizes by following technical measures.
The FTU terminal power supply real-time monitoring device of distributing monitoring system comprises: power supply input lightning protection ac filter circuit, rectification DC filtering circuit, power transfer module circuit, master-control panel monitoring system, operating power module, control power module, computing power module, working power module, power supply module for communication, operating power monitoring means, control power supply monitoring unit, computing power supply monitoring unit, working power monitoring means and communication power supply monitoring means;
The power input of described power supply input lightning protection ac filter circuit is connected in AC220V, and the power output end of described power supply input lightning protection ac filter circuit is connected in the power input of described rectification DC filtering circuit and first power input of power transfer module circuit; The power output end of described rectification DC filtering circuit is connected in the second source input of described power transfer module circuit; The power output end of described power transfer module circuit is connected in the power input of the power input of the power input of the power input of first power input of described master-control panel monitoring system, described operating power module, described control power module, described computing power module, described working power module and the power input of described power supply module for communication;
The power output end of described operating power module is connected in described operating power monitoring means, the power output end of described control power module is connected in described control power supply monitoring unit, the power output end of described computing power supply is connected in described computing power supply monitoring unit, the power output end of described working power module is connected in described working power monitoring means, and the power output end of described power supply module for communication is connected in described communication power supply monitoring means; The monitoring output of the monitoring output of the monitoring output of the monitoring output of described operating power monitoring means, described control power supply monitoring unit, described computing power supply monitoring unit, the monitoring output of described working power monitoring means and described communication power supply monitoring means is connected in the monitor input terminal of described master-control panel monitoring system.
The FTU terminal power supply real-time monitoring device of distributing monitoring system of the present invention, Intellectualized monitoring and management that it can improve power distribution network make distribution network move safer reliable, economic high-quality and efficient; Complete function, cost performance height, the master-control panel monitoring system is easy to operate, safe and reliable, monitoring real-time height, operation and maintenance is convenient efficient.
Description of drawings
The present invention will be further described to utilize accompanying drawing, but the content in the accompanying drawing does not constitute any limitation of the invention.
Fig. 1 is the block diagram of an embodiment of the FTU terminal power supply real-time monitoring device of distributing monitoring system of the present invention.
Fig. 2 is the circuit diagram of power supply input lightning protection ac filter circuit of an embodiment of the FTU terminal power supply real-time monitoring device of distributing monitoring system of the present invention.
Fig. 3 is the circuit diagram of rectification DC filtering circuit of an embodiment of the FTU terminal power supply real-time monitoring device of distributing monitoring system of the present invention.
Fig. 4 is the circuit diagram of power transfer module circuit of an embodiment of the FTU terminal power supply real-time monitoring device of distributing monitoring system of the present invention.
Fig. 5 is the circuit diagram of operating power monitoring means, control power supply monitoring unit, computing power supply monitoring unit, working power monitoring means and communication power supply monitoring means of an embodiment of the FTU terminal power supply real-time monitoring device of distributing monitoring system of the present invention.
Fig. 6 is the circuit diagram of master-control panel monitoring system of an embodiment of the FTU terminal power supply real-time monitoring device of distributing monitoring system of the present invention.
Embodiment
The invention will be further described with the following Examples.
An embodiment of the FTU terminal power supply real-time monitoring device of distributing monitoring system of the present invention comprises as shown in Figure 1: power supply input lightning protection ac filter circuit, rectification DC filtering circuit, power transfer module circuit, master-control panel monitoring system, operating power module, control power module, computing power module, working power module, power supply module for communication, operating power monitoring means, control power supply monitoring unit, computing power supply monitoring unit, working power monitoring means and communication power supply monitoring means;
The power input of described power supply input lightning protection ac filter circuit is connected in AC220V, and the power output end of described power supply input lightning protection ac filter circuit is connected in the power input of described rectification DC filtering circuit and first power input of power transfer module circuit; The power output end of described rectification DC filtering circuit is connected in the second source input of described power transfer module circuit; The power output end of described power transfer module circuit is connected in the power input of the power input of the power input of the power input of first power input of described master-control panel monitoring system, described operating power module, described control power module, described computing power module, described working power module and the power input of described power supply module for communication;
The power output end of described operating power module is connected in described operating power monitoring means, the power output end of described control power module is connected in described control power supply monitoring unit, the power output end of described computing power supply is connected in described computing power supply monitoring unit, the power output end of described working power module is connected in described working power monitoring means, and the power output end of described power supply module for communication is connected in described communication power supply monitoring means; The monitoring output of the monitoring output of the monitoring output of the monitoring output of described operating power monitoring means, described control power supply monitoring unit, described computing power supply monitoring unit, the monitoring output of described working power monitoring means and described communication power supply monitoring means is connected in the monitor input terminal of described master-control panel monitoring system.
As Fig. 1, present embodiment also comprises the battery set charge/discharge road, first power input on described battery set charge/discharge road is connected in the output of described power supply input lightning protection ac filter circuit, the second source input on described battery set charge/discharge road is connected in the output of described power transfer module circuit, first power output end on described battery set charge/discharge road is connected in the second source input of described master-control panel monitoring system, and the second source output on described battery set charge/discharge road is connected in the power input of described operating power module, the power input of described control power module, the power input of described computing power module, the power input of described working power module and the power input of described power supply module for communication.
As Fig. 2, the power supply of present embodiment input lightning protection ac filter circuit comprises: lightning protection device F1, F2 and F3, piezo-resistance MOV1, MOV2 and MOV3, discharge tube FDG, resistance R 1 and R2, capacitor C 1, C2, C3 and C4, and inductance L 1 and L2; F2, MOV1, MOV2 and F3 are series between live wire L and the zero line N successively; FDG one end is connected in MOV1 and MOV2, other end ground connection; F1 one termination live wire L, the end of another termination MOV3, C1, C2, C3, R1, L1 and L2, the other end connecting to neutral line N of MOV3, C1, C2, L1 and L2, the end of another termination C4 of C3 and circuit potential reference point GND, the other end connecting to neutral line N of C4, the end of another termination R2 of R1, the other end connecting to neutral line N of R2.
As Fig. 3, the rectification DC filtering circuit of present embodiment comprises: capacitor C 5, C6, C7, C8, C9, C10, C11, C12, C13, diode D1, D2, D3 and D4, and inductance L 3; C5 one end connecting circuit point potential reference point GND, the other end connects C6, C7, C10, C11, C12 and the end of C13 and the positive pole of D1, D3; The C6 other end connects D1 negative pole, the end of C8 and the positive pole of D2, and the C7 other end connects D3 negative pole, the end of C9 and the positive pole of D4; The other end of the other end of C8, the negative pole of D2, C9, the negative pole of D4 are connected in the other end of an end, C10 and the C11 of L3; The other end of L3 is connected in the other end of C12 and C13.
As Fig. 4, the power transfer module circuit of present embodiment comprises voltage-stabiliser tube VZ1 and VZ2, diode VD1, VD2 and VD3, transistor I C1 and light lotus root IC2, transformer T1, resistance R 3, R4 and R5, inductance L 4, and capacitor C 14, C15, C16, C17, C18 and C19; The VZ1 positive pole is connected in an end of the primary coil of the positive pole of power output end of described rectification DC filtering circuit and T1, and the negative pole of VZ1 is connected in the negative pole of VD1, and the positive pole of VD1 is connected in the other end of primary coil of T1 and the D pin of IC1; The S pin of IC1 is connected in the end of second subprime coil of an end, T1 of an end, the C16 of negative pole, the C17 of the power output end of described rectification DC filtering circuit and the end of C18, and the G pin of IC1 is connected in the end of R3 and the 3rd pin of IC2; The other end of R3 is connected in the other end of C17; The other end of C16 is connected in the negative pole of VD3 and the 1st pin of IC2, and the positive pole of VD3 is connected in the other end of second primary coil of T1; The end of the other end C14 of C18, the other end of C14 is connected in the end of an end, R4 and the R5 of the negative pole of VD2, L4, and the other end of R4 is connected in the 2nd pin of IC2; The positive pole of VD2 is connected in an end of first secondary coil of T1, and the other end of first secondary coil of T1 is connected in the negative pole of the power output end of described power transfer module; The other end of L4 is connected in the negative pole of the power output end of the end of C15 and described power transfer module, and the other end of C15 is connected in the end of C19 and the positive pole of VZ2; The other end of the other end of C19, VZ2 negative pole and R5 is connected in the 4th pin of IC2.
As Fig. 5, the described operating power monitoring means of present embodiment, control power supply monitoring unit, computing power supply monitoring unit, working power monitoring means and communication power supply monitoring means include voltage transformer ZMPT101, current transformer ZMCT101, operational amplifier 1/4LM324, diode IN4148 and integrated circuit 7333Q; The two ends of the secondary coil of ZMPT101 and ZMCT101 are connected to positive input and the reverse input end of 1/4LM324, be connected with 750 Ω resistance between the reverse input end of 1/4LM324 and the output, the output of 1/4LM324 is connected in an end of 1K Ω resistance, the other end of described 1K Ω resistance is connected in the positive pole of an IN4148, the negative pole of another IN4148 and an end of a 103J electric capacity, the other end ground connection of the negative pole of a described IN4148 and 103J electric capacity, the positive pole of described another IN4148 connects+3.3V; The 1st pin of 7333Q is connected in an end of VDD0 and a 249K Ω resistance, the 2nd, 3 and 4 pins of 7333Q are connected in+other end of 3.3V and described 249K Ω resistance, the 5th and 6 pins of 7333Q are connected in circuit voltage reference point GND, and the 7th and 8 pins of 7333Q are connected in+5V.
As Fig. 6, the described master-control panel monitoring system of present embodiment comprises microcontroller SAB80C535, trigger SL74HC573 and program storage EEPROM, the data terminal of SAB80C535 links to each other with SL74HC573 with EEPROM respectively, and the input of EEPROM is connected with SL74HC573 respectively with output.
Should be noted that at last; above embodiment only is used to illustrate technical scheme of the present invention but not limiting the scope of the invention; although the present invention has been done detailed description with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can make amendment or be equal to replacement technical scheme of the present invention, and not break away from the essence and the scope of technical solution of the present invention.
Claims (7)
1. the FTU terminal power supply real-time monitoring device of distributing monitoring system is characterized in that: comprising: power supply input lightning protection ac filter circuit, rectification DC filtering circuit, power transfer module circuit, master-control panel monitoring system, operating power module, control power module, computing power module, working power module, power supply module for communication, operating power monitoring means, control power supply monitoring unit, computing power supply monitoring unit, working power monitoring means and communication power supply monitoring means;
The power input of described power supply input lightning protection ac filter circuit is connected in AC220V, and the power output end of described power supply input lightning protection ac filter circuit is connected in the power input of described rectification DC filtering circuit and first power input of power transfer module circuit; The power output end of described rectification DC filtering circuit is connected in the second source input of described power transfer module circuit; The power output end of described power transfer module circuit is connected in the power input of the power input of the power input of the power input of first power input of described master-control panel monitoring system, described operating power module, described control power module, described computing power module, described working power module and the power input of described power supply module for communication;
The power output end of described operating power module is connected in described operating power monitoring means, the power output end of described control power module is connected in described control power supply monitoring unit, the power output end of described computing power supply is connected in described computing power supply monitoring unit, the power output end of described working power module is connected in described working power monitoring means, and the power output end of described power supply module for communication is connected in described communication power supply monitoring means; The monitoring output of the monitoring output of the monitoring output of the monitoring output of described operating power monitoring means, described control power supply monitoring unit, described computing power supply monitoring unit, the monitoring output of described working power monitoring means and described communication power supply monitoring means is connected in the monitor input terminal of described master-control panel monitoring system.
2. the FTU terminal power supply real-time monitoring device of distributing monitoring system according to claim 1, it is characterized in that: also comprise the battery set charge/discharge road, first power input on described battery set charge/discharge road is connected in the output of described power supply input lightning protection ac filter circuit, the second source input on described battery set charge/discharge road is connected in the output of described power transfer module circuit, first power output end on described battery set charge/discharge road is connected in the second source input of described master-control panel monitoring system, and the second source output on described battery set charge/discharge road is connected in the power input of described operating power module, the power input of described control power module, the power input of described computing power module, the power input of described working power module and the power input of described power supply module for communication.
3. the FTU terminal power supply real-time monitoring device of distributing monitoring system according to claim 1, it is characterized in that: described power supply input lightning protection ac filter circuit comprises: lightning protection device F1, F2 and F3, piezo-resistance MOV1, MOV2 and MOV3, discharge tube FDG, resistance R 1 and R2, capacitor C 1, C2, C3 and C4, and inductance L 1 and L2; F2, MOV1, MOV2 and F3 are series between live wire L and the zero line N successively; FDG one end is connected in MOV1 and MOV2, other end ground connection; F1 one termination live wire L, the end of another termination MOV3, C1, C2, C3, R1, L1 and L2, the other end connecting to neutral line N of MOV3, C1, C2, L1 and L2, the end of another termination C4 of C3 and circuit potential reference point GND, the other end connecting to neutral line N of C4, the end of another termination R2 of R1, the other end connecting to neutral line N of R2.
4. the FTU terminal power supply real-time monitoring device of distributing monitoring system according to claim 1, it is characterized in that: described rectification DC filtering circuit comprises: capacitor C 5, C6, C7, C8, C9, C10, C11, C12, C13, diode D1, D2, D3 and D4, and inductance L 3; C5 one end connecting circuit point potential reference point GND, the other end connects C6, C7, C10, C11, C12 and the end of C13 and the positive pole of D1, D3; The C6 other end connects D1 negative pole, the end of C8 and the positive pole of D2, and the C7 other end connects D3 negative pole, the end of C9 and the positive pole of D4; The other end of the other end of C8, the negative pole of D2, C9, the negative pole of D4 are connected in the other end of an end, C10 and the C11 of L3; The other end of L3 is connected in the other end of C12 and C13.
5. the FTU terminal power supply real-time monitoring device of distributing monitoring system according to claim 1, it is characterized in that: described power transfer module circuit comprises voltage-stabiliser tube VZ1 and VZ2, diode VD1, VD2 and VD3, transistor I C1 and light lotus root IC2, transformer T1, resistance R 3, R4 and R5, inductance L 4, and capacitor C 14, C15, C16, C17, C18 and C19; The VZ1 positive pole is connected in an end of the primary coil of the positive pole of power output end of described rectification DC filtering circuit and T1, and the negative pole of VZ1 is connected in the negative pole of VD1, and the positive pole of VD1 is connected in the other end of primary coil of T1 and the D pin of IC1; The S pin of IC1 is connected in the end of second subprime coil of an end, T1 of an end, the C16 of negative pole, the C17 of the power output end of described rectification DC filtering circuit and the end of C18, and the G pin of IC1 is connected in the end of R3 and the 3rd pin of IC2; The other end of R3 is connected in the other end of C17; The other end of C16 is connected in the negative pole of VD3 and the 1st pin of IC2, and the positive pole of VD3 is connected in the other end of second primary coil of T1; The end of the other end C14 of C18, the other end of C14 is connected in the end of an end, R4 and the R5 of the negative pole of VD2, L4, and the other end of R4 is connected in the 2nd pin of IC2; The positive pole of VD2 is connected in an end of first secondary coil of T1, and the other end of first secondary coil of T1 is connected in the negative pole of the power output end of described power transfer module; The other end of L4 is connected in the negative pole of the power output end of the end of C15 and described power transfer module, and the other end of C15 is connected in the end of C19 and the positive pole of VZ2; The other end of the other end of C19, VZ2 negative pole and R5 is connected in the 4th pin of IC2.
6. the FTU terminal power supply real-time monitoring device of distributing monitoring system according to claim 1 is characterized in that: described operating power monitoring means, control power supply monitoring unit, computing power supply monitoring unit, working power monitoring means and communication power supply monitoring means include voltage transformer ZMPT101, current transformer ZMCT101, operational amplifier 1/4LM324, diode IN4148 and integrated circuit 7333Q; The two ends of the secondary coil of ZMPT101 and ZMCT101 are connected to positive input and the reverse input end of 1/4LM324, be connected with 750 Ω resistance between the reverse input end of 1/4LM324 and the output, the output of 1/4LM324 is connected in an end of 1K Ω resistance, the other end of described 1K Ω resistance is connected in the positive pole of an IN4148, the negative pole of another IN4148 and an end of a 103J electric capacity, the other end ground connection of the negative pole of a described IN4148 and 103J electric capacity, the positive pole of described another IN4148 connects+3.3V; The 1st pin of 7333Q is connected in an end of VDD0 and a 249K Ω resistance, the 2nd, 3 and 4 pins of 7333Q are connected in+other end of 3.3V and described 249K Ω resistance, the 5th and 6 pins of 7333Q are connected in circuit voltage reference point GND, and the 7th and 8 pins of 7333Q are connected in+5V.
7. the FTU terminal power supply real-time monitoring device of distributing monitoring system according to claim 1, it is characterized in that: described master-control panel monitoring system comprises microcontroller SAB80C535, trigger SL74HC573 and program storage EEPROM, the data terminal of SAB80C535 links to each other with SL74HC573 with EEPROM respectively, and the input of EEPROM is connected with SL74HC573 respectively with output.
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| CN104009538A (en) * | 2014-05-08 | 2014-08-27 | 上海银音信息科技股份有限公司 | Auxiliary power source used for power distribution cabinet monitoring device and power distribution cabinet |
| CN104037947A (en) * | 2014-06-30 | 2014-09-10 | 武汉大学 | Method and system for preventing coking gas from being exhausted abnormally |
| CN107167744A (en) * | 2016-03-07 | 2017-09-15 | 中国电力科学研究院 | A kind of power distribution automation device power supply (DPS) method for testing and detecting |
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| CN102044911B (en) | 2012-09-26 |
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