CN201945846U - Comprehensive monitoring system of low voltage electric transformer and distribution for high speed railway - Google Patents
Comprehensive monitoring system of low voltage electric transformer and distribution for high speed railway Download PDFInfo
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- CN201945846U CN201945846U CN2011200033789U CN201120003378U CN201945846U CN 201945846 U CN201945846 U CN 201945846U CN 2011200033789 U CN2011200033789 U CN 2011200033789U CN 201120003378 U CN201120003378 U CN 201120003378U CN 201945846 U CN201945846 U CN 201945846U
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Abstract
The utility model relates to a comprehensive monitoring system of low voltage electric transformer and distribution for a high speed railway, which comprises a human body microwave sensor module, a power grid voltage detection module, a temperature detection module and a central controlling processor. Signals outputted by the human body microwave sensor module, signals outputted by the power grid voltage detection module through an isolating module and signals outputted by the temperature detection module through an A/D (analog to digital) converting module are sent to the central controlling processor which is in an output connection with a GSM (global system for mobile communications) transceiver module. The comprehensive monitoring system collects service voltage of the power grip, temperature signals of electrical equipment, human body infrared signals and the like, integrates burglarproof, detecting equipment temperature and detecting the service voltage, conducts real-time data collecting, determines measures and performs a comprehensive intelligent supervision, thereby guaranteeing safety and reliability in operation of a power distribution system.
Description
Technical field
The utility model relates to a kind of high-speed railway supervisory system field, particularly relates to a kind of high-speed railway low pressure and becomes the comprehensive power distribution supervisory system.
Background technology
The quantity of existing high-speed railway station along the line and tunnel power electronic equipment is many, and power load is big, affects the quality of power supply, probably causes the system failure.And low pressure become the distribution intelligent monitoring disguise with all kinds of mesohigh Microcomputer Protections, low-voltage intelligent put, RTU, PLC, IED cooperate; can finish the function such as data acquisition, supervision and control, electric motor protecting, fault alarm of low pressure transformation and distribution system, and by GPRS to distribution control center data information.
The utility model content
The purpose of this utility model provides a kind of simple in structure, can all-around intelligent the low pressure in monitoring high-speed railway station along the line and tunnel become the distribution intelligent monitoring.
The technical scheme that the utility model adopted is such: high-speed railway low pressure becomes the comprehensive power distribution supervisory system, comprise the microwave induced module of human body, network voltage detection module, temperature detecting module and central control processor, the signal of the microwave induced module of described human body output, network voltage detection module through the signal of isolation module output and temperature detecting module through A the signal of D modular converter output send to central control processor, connect the GSM transceiver module by central control processor output.
The microwave induced module of described human body mainly is made of induced electricity pole piece, RD627 microwave detector and oscillator.
Described isolation module is a photoelectricity coupling isolation module.
Described temperature detecting module adopts K type temperature sensor collecting temperature signal.
By adopting the aforementioned techniques scheme; the beneficial effects of the utility model are: this device is gathered mains supply voltage, power equipment temperature signal, human infrared signal etc.; collect antitheft, device temperature effectively, supply voltage is an one; carry out real-time data acquisition, judgement measure; all-around intelligent monitoring, thereby the safe and reliable operation of protection distribution system.
Description of drawings
Fig. 1 is a frame structure synoptic diagram of the present utility model;
Fig. 2 is circuit theory diagrams of the present utility model.
Embodiment
Further specify the utility model below in conjunction with the drawings and specific embodiments.
As shown in Figure 1 and Figure 2, high-speed railway low pressure becomes the comprehensive power distribution supervisory system, comprise the microwave induced module 1 of human body, network voltage detection module 2, temperature detecting module 3 and central control processor 4, the microwave induced module 1 of described human body is made up of induced electricity pole piece TX, RD627 microwave detector IC4, oscillator (being made up of triode Q1 and peripheral cell), switching tube Q2.Near induced electricity pole piece TX nobody the time, triode Q1 and switching tube Q2 all are in cut-off state, and the 6th pin of RD627 microwave detector IC4 is a low level, and A2 point current potential also is a noble potential, single-chip microcomputer IC1 internal control program does not have any output, and illustrating does not have human body low-voltage distribution room.As human body when the induced electricity pole piece TX, the oscillator oscillatory work, emitter outputting oscillation signal from triode Q1, this oscillator signal is through semiconductor diode D rectification, make switching tube Q2 conducting, the 2nd pin of RD627 microwave detector IC4 becomes low level by high level, its the 6th pin becomes high level by low level, A2 point current potential is electronegative potential, this signal is input to the 32nd pin of single-chip microcomputer IC1, send control signal through the judgement of single-chip microcomputer IC1 inter-process, by the 1st of single-chip microcomputer IC1,2,3,12 pin and IC2 form the data transmission telecommunication circuit, send data command driving GSM transceiver module IC2 by single-chip microcomputer IC1 and send the operator on duty mobile phone of SMS alarm information, show current people's illegal invasion power distribution room information that has to appointment.
Described network voltage detection module 2 is formed the network voltage detection circuit by capacitor C 1, resistance R 1, diode D1, capacitor C 2, stabilivolt DW, resistance R 2 etc., live wire L, zero line N constitute the AC220V ac voltage circuit, live wire L is through a capacitor C 1 step-down, resistance R 1 shunting, voltage signal after diode D1 rectification, capacitor C 2 filtering, the stabilivolt DW voltage stabilizing is connected to photoelectrical coupler IC3, the low level signal of exporting after its conducting is in low level state through the 37th pin I/O port that resistance R 4 is input to single-chip microcomputer IC1, illustrate that power supply this moment is normal, civil power has the power supply input.As live wire L, when zero line N does not constitute the AC220V ac voltage circuit, diode D1 no-voltage signal, photoelectrical coupler IC3 is in cut-off state, the 37th pin I/O port that the high level signal of its output is input to single-chip microcomputer IC1 also is in high level, send control signal through the judgement of single-chip microcomputer I C1 inter-process, by the 1st of single-chip microcomputer IC1,2,3,12 pin and GSM transceiver module IC2 form the data transmission telecommunication circuit, send data command driving GSM transceiver module IC2 by single-chip microcomputer IC1 and send the operator on duty mobile phone of SMS alarm information, show that power distribution room generation power fail or electrical network are in power down mode information to appointment.
Described temperature detecting module 3 is mainly by temperature sensor K, resistance 2R1,2R2,2R3, diode 2D1, electric capacity 2C1 forms temperature signal collection circuit, it detects faint d. c. voltage signal, after the signal adjustment, be connected to the 3rd pin of operational amplifier IC6, after operational amplifier IC6 internal signal amplifies, behind its 6th pin output amplifying signal, adjust resistance 2R4 and can change enlargement factor, this signal be input to A the 2nd pin of D change-over circuit IC5, signal after data A/D conversion is input to the 21st of single-chip microcomputer IC1,22,23 pin I/O end carries out data communication, when temperature sensor K touches the electrical equipment surface temperature and reaches certain value, the faint temperature voltage signal of A1 point amplifies through operational amplifier IC6 computing, again through A the inner A/D conversion of D change-over circuit IC5, outputting data signals is sent to single-chip microcomputer IC1, when A the temperature that detects of D change-over circuit K when reaching above setting value, the A that single-chip microcomputer IC1 reads the data of D change-over circuit IC5 and single-chip microcomputer IC1 internal data when not being inconsistent, send control signal through the judgement of single-chip microcomputer IC1 inter-process, by the 1st of single-chip microcomputer IC1,2,3,12 pin and GSM transceiver module IC2 form the data transmission telecommunication circuit, send data command driving GSM transceiver module IC2 by single-chip microcomputer IC1 and send the operator on duty mobile phone of SMS alarm information, show current electric fault status information to appointment.
More than show and described ultimate principle of the present utility model and principal character and advantage thereof; the technician of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the explanation just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications; these changes and improvements all fall in claimed the utility model scope, and the claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (4)
1. high-speed railway low pressure becomes the comprehensive power distribution supervisory system, it is characterized in that: comprise the microwave induced module of human body (1), network voltage detection module (2), temperature detecting module (3) and central control processor (4), the signal of the microwave induced module of described human body (1) output, network voltage detection module (2) through the signal of isolation module (21) output and temperature detecting module (3) through A the signal of D modular converter (31) output send to central control processor (4), connect GSM transceiver module (5) by central control processor (4) output.
2. high-speed railway low pressure according to claim 1 becomes the comprehensive power distribution supervisory system, and it is characterized in that: the microwave induced module of described human body (1) mainly is made of induced electricity pole piece, RD627 microwave detector and oscillator.
3. high-speed railway low pressure according to claim 1 becomes the comprehensive power distribution supervisory system, it is characterized in that: described isolation module (21) is photoelectricity coupling isolation module.
4. high-speed railway low pressure according to claim 1 becomes the comprehensive power distribution supervisory system, it is characterized in that: described temperature detecting module (3) adopts K type temperature sensor collecting temperature signal.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2011200033789U CN201945846U (en) | 2011-01-07 | 2011-01-07 | Comprehensive monitoring system of low voltage electric transformer and distribution for high speed railway |
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CN2011200033789U CN201945846U (en) | 2011-01-07 | 2011-01-07 | Comprehensive monitoring system of low voltage electric transformer and distribution for high speed railway |
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CN201945846U true CN201945846U (en) | 2011-08-24 |
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CN2011200033789U Expired - Fee Related CN201945846U (en) | 2011-01-07 | 2011-01-07 | Comprehensive monitoring system of low voltage electric transformer and distribution for high speed railway |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102968874A (en) * | 2012-09-24 | 2013-03-13 | 长兴县供电局 | Distribution transformer terminal monitoring system and monitoring method |
CN103135470A (en) * | 2013-03-19 | 2013-06-05 | 重庆微标科技有限公司 | Long-distance controlling extension machine |
CN104731073A (en) * | 2015-03-18 | 2015-06-24 | 高凤强 | Aquafarm intelligent monitoring system based on GPRS |
CN110401198A (en) * | 2019-07-29 | 2019-11-01 | 长沙而道新能源科技有限公司 | A kind of railway station low pressure change distribution intelligent monitor system |
-
2011
- 2011-01-07 CN CN2011200033789U patent/CN201945846U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102968874A (en) * | 2012-09-24 | 2013-03-13 | 长兴县供电局 | Distribution transformer terminal monitoring system and monitoring method |
CN103135470A (en) * | 2013-03-19 | 2013-06-05 | 重庆微标科技有限公司 | Long-distance controlling extension machine |
CN104731073A (en) * | 2015-03-18 | 2015-06-24 | 高凤强 | Aquafarm intelligent monitoring system based on GPRS |
CN110401198A (en) * | 2019-07-29 | 2019-11-01 | 长沙而道新能源科技有限公司 | A kind of railway station low pressure change distribution intelligent monitor system |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110824 Termination date: 20130107 |
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CF01 | Termination of patent right due to non-payment of annual fee |