CN202817735U - Environmental safety measuring and controlling device of railway power substation suitable for passenger transport special line - Google Patents
Environmental safety measuring and controlling device of railway power substation suitable for passenger transport special line Download PDFInfo
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- CN202817735U CN202817735U CN 201220562825 CN201220562825U CN202817735U CN 202817735 U CN202817735 U CN 202817735U CN 201220562825 CN201220562825 CN 201220562825 CN 201220562825 U CN201220562825 U CN 201220562825U CN 202817735 U CN202817735 U CN 202817735U
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Abstract
The utility model discloses an environmental safety measuring and controlling device of a railway power substation suitable for a passenger transport special line. The environmental safety measuring and controlling device comprises a processing center and a simulation plugin, wherein the processing center comprises a main CPU, a digital signal processor and a CPLD, the main CPU, the digital signal processor and the CPLD are connected to a data bus, the CPLD is provided with multipath inputs and multipath outputs, and the simulation plugin is connected to the data bus through the A/D converter. The environmental safety measuring and controlling device has the beneficial effects that: the device can monitor the oil temperature and copper temperature, or busbar voltage and load current of transformers in stations such as the traction substation, the switching station, the partition booth and the AT station in the passenger transport special line; in addition, the device is provided with a communication plugin, can send signals to an upper computer, or can receive commands from the upper computer.
Description
Technical field
The utility model relates to the safe measurement and control area of railway substation, particularly relates to the railway substation Environmental security measure and control device that is applicable to Line for Passenger Transportation.
Background technology
In recent years; the technical merit of China railways transformer and distribution station secondary device has had very much progress; achievement is obvious to all; but in the practice process, still there are a lot of problems; for example design is complicated, and maintenance needs a large amount of manpowers of cost and physics to carry out fault detect, then just can keep in repair; thereby waste a large amount of time and efforts, and then it is not yet in place to illustrate that also China's prior art is done at aspects such as protective device and fault self-checkings.
The utility model content
Technical problem to be solved in the utility model provides a kind of railway substation Environmental security measure and control device that is applicable to Line for Passenger Transportation, can monitor transformer and distribution station in the Line for Passenger Transportation etc. in oil temperature, the copper temperature of the interior all kinds of transformers of Environmental security parameter and institute.
The utility model is achieved through the following technical solutions: the railway substation Environmental security measure and control device that is applicable to Line for Passenger Transportation; comprise simulation plug-in unit, protective plug-in unit, open into plug-in unit and signal plug-in unit; described protective plug-in unit comprises host CPU, digital signal processor, CPLD and A/D converter; host CPU, digital signal processor, CPLD and A/D converter are connected its internal bus and connect; described simulation plug-in unit is connected to A/D converter; the simulation plug-in unit also connects outside transducer, and described opening into plug-in unit and signal plug-in unit is connected to CPLD.
Described simulation plug-in unit is divided into two kinds, a kind of is the thermometric plate, the simulation plug-in unit comprises the DC-isolation transformer, the external sensor of its connection is temperature sensor, temperature sensor is arranged on each control point, the temperature regime of test monitoring point specifically be used for to be measured oil temperature and the copper temperature of each transformer in the institute such as Line for Passenger Transportation transformer and distribution station, simulates plug-in unit and carries out giving behind the isolated variable A/D converter in the protective plug-in unit with the direct current signal of sensor transmissions;
Another kind of simulation plug-in unit is for exchanging plate; the simulation plug-in unit comprises power pack and voltage changer; the external sensor of its connection is current sensor and voltage sensor; current sensor and voltage sensor are arranged on each control point; the curtage situation of test monitoring point; specifically be used for to measure Line for Passenger Transportation transformer and distribution station etc. in busbar voltage and load current, the simulation plug-in unit carries out giving behind the isolated variable A/D converter in the protective plug-in unit with the AC signal of sensor transmissions.
The utility model also comprises interface card, and described interface card is connected on the protective plug-in unit, and it comprises secondary CPU and I/O CPLD, and described secondary CPU is connected its internal bus and connects with I/O CPLD.
Be connected with a communication plug-in unit that adopts the plug-in card mode and support redundant optical fiber self-healing dual-ring network structure on the described interface card.
Interface when being provided with optical fiber interface, RS232 serial ports, USB interface and GPS school on the described communication module.
Described protective plug-in unit also includes program storage, definite value and reporting memory and data storage; described program storage, definite value and reporting memory and data storage are connected on the data/address bus; program storage is used for the memory working procedure; definite value and reporting memory are used for the storage trigger data, and data storage is used for storage intermediate treatment data.
The beneficial effects of the utility model are:
(1) can monitor oil temperature, the copper temperature of each transformer in the transformer and distribution station in the Line for Passenger Transportation, or busbar voltage, load current;
(2) communication plug-in unit is set, can transmits a signal to host computer, or accept the order of host computer.
Description of drawings
Fig. 1 is structured flowchart of the present utility model;
Fig. 2 is the structural representation of protective plug-in unit;
Fig. 3 is the structural representation of interface card.
Embodiment
The utility model is described in further detail below in conjunction with embodiment, but structure of the present utility model is not limited only to following examples:
[embodiment]
Such as Fig. 1; Fig. 2; shown in Figure 3; be applicable to the railway substation Environmental security measure and control device of Line for Passenger Transportation; comprise the simulation plug-in unit; protective plug-in unit; open into plug-in unit and signal plug-in unit; described protective plug-in unit comprises host CPU; digital signal processor; CPLD and A/D converter; host CPU; digital signal processor; CPLD is connected its internal bus and connects with A/D converter; described simulation plug-in unit is connected to A/D converter; the simulation plug-in unit also connects outside transducer; described opening into plug-in unit and signal plug-in unit is connected to CPLD; the signal plug-in unit mainly is made of relay; the devices such as relay to the outside are controlled; open into plug-in unit and mainly contain sensor instrument formation, mainly some facilities actions are monitored.
Described simulation plug-in unit is divided into two kinds, a kind of is the thermometric plate, the simulation plug-in unit comprises the DC-isolation transformer, the external sensor of its connection is temperature sensor, temperature sensor is arranged on each control point, the temperature regime of test monitoring point specifically be used for to be measured oil temperature and the copper temperature of each transformer in the institute such as Line for Passenger Transportation transformer and distribution station, simulates plug-in unit and carries out giving behind the isolated variable A/D converter in the protective plug-in unit with the direct current signal of sensor transmissions;
Another kind of simulation plug-in unit is for exchanging plate; the simulation plug-in unit comprises power pack and voltage changer; the external sensor of its connection is current sensor and voltage sensor; current sensor and voltage sensor are arranged on each control point; the curtage situation of test monitoring point; specifically be used for to measure Line for Passenger Transportation transformer and distribution station etc. in busbar voltage and load current, the simulation plug-in unit carries out giving behind the isolated variable A/D converter in the protective plug-in unit with the AC signal of sensor transmissions.
Present embodiment also comprises interface card; described interface card is connected on the protective plug-in unit; it comprises secondary CPU and I/O CPLD; described secondary CPU is connected its internal bus and connects with I/O CPLD, I/O CPLD connects external equipment, and the control external equipment carries out certain operations; such as display screen and supervisory keyboard; display screen be used for to show test data, and supervisory keyboard is used for the setting to parameter, such as the setting of the alarm threshold of temperature, electric current, voltage.
Be connected with a communication plug-in unit that adopts the plug-in card mode and support redundant optical fiber self-healing dual-ring network structure on the described interface card.
Interface when being provided with optical fiber interface, RS232 serial ports, USB interface and GPS school on the described communication module, RS232 serial ports and USB interface are used for carrying out regular maintenance by portable machine, when interface is used for access GPS and carries out the school during GPS school.
Described protective plug-in unit also includes program storage, definite value and reporting memory and data storage; described program storage, definite value and reporting memory and data storage are connected on the data/address bus; program storage is used for the memory working procedure; definite value and reporting memory are used for the storage trigger data, and data storage is used for storage intermediate treatment data.
The action message that is used for gathering external isolation switch, circuit breaker etc. into plug-in unit of opening of the present utility model always has 48 intake inputs.
Operation principle of the present utility model: sensor test is to data, be transferred to the simulation plug-in unit, carried out being transferred to behind the isolated variable A/D converter of protective plug-in unit by the simulation plug-in unit, A/D converter carries out data and transforms, and digital signal processor carries out data to be processed, and then data and the definite value of processing is compared, if data are in the definite value scope, then only will report storage, then data be sent in the interface card that interface card is transferred to host computer by the optical fiber interface in the communication plug-in unit; If data are not in the definite value scope; host CPU is then controlled the CPLD output signal to the signal plug-in unit; the signal plug-in unit carries out some corresponding protection actions; and automatically light signal lamp on the panel; host CPU is transferred to host computer by the optical fiber interface in the communication plug-in unit again with measurement report and action report storage simultaneously.Host computer can transmit a signal to this device, thereby carries out as the operation such as reset.Protection action message or other warning information will be saved in definite value and reporting memory automatically, can preserve Trouble Report and event report, comprise operate time, operating value and fault waveform data etc., the function that all information have power down not lose.
The utility model also has hardware, software, communication self-checking function, can record tripping, the malfunction of auxiliary relay, transmits Self-Check Report to host computer.
Claims (7)
1. be applicable to the railway substation Environmental security measure and control device of Line for Passenger Transportation; it is characterized in that: comprise simulation plug-in unit, protective plug-in unit, open into plug-in unit and signal plug-in unit; described protective plug-in unit comprises host CPU, digital signal processor, CPLD and A/D converter; host CPU, digital signal processor, CPLD and A/D converter are connected its internal bus and connect; described simulation plug-in unit is connected to A/D converter; the simulation plug-in unit also connects outside transducer, and described opening into plug-in unit and signal plug-in unit is connected to CPLD.
2. the railway substation Environmental security measure and control device that is applicable to Line for Passenger Transportation according to claim 1, it is characterized in that: described simulation plug-in unit can be the thermometric plate, the simulation plug-in unit comprises the DC-isolation transformer, and the external sensor of its connection is temperature sensor.
3. the railway substation Environmental security measure and control device that is applicable to Line for Passenger Transportation according to claim 1, it is characterized in that: described simulation plug-in unit can be for exchanging plate, the simulation plug-in unit comprises power pack and voltage changer, and the external sensor of its connection is current sensor and voltage sensor.
4. arbitrary described railway substation Environmental security measure and control device that is applicable to Line for Passenger Transportation according to claim 1～3; it is characterized in that: also comprise interface card; described interface card is connected on the protective plug-in unit; it comprises secondary CPU and I/O CPLD, and described secondary CPU is connected its internal bus and connects with I/O CPLD.
5. the railway substation Environmental security measure and control device that is applicable to Line for Passenger Transportation according to claim 4 is characterized in that: be connected with a communication plug-in unit that adopts the plug-in card mode and support redundant optical fiber self-healing dual-ring network structure on the described interface card.
6. the railway substation Environmental security measure and control device that is applicable to Line for Passenger Transportation according to claim 5 is characterized in that: interface when being provided with optical fiber interface, RS232 serial ports, USB interface and GPS school on the described communication module.
7. the railway substation Environmental security measure and control device that is applicable to Line for Passenger Transportation according to claim 1; it is characterized in that: described protective plug-in unit also includes program storage, definite value and reporting memory and data storage, and described program storage, definite value and reporting memory and data storage are connected on the data/address bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220562825 CN202817735U (en) | 2012-10-30 | 2012-10-30 | Environmental safety measuring and controlling device of railway power substation suitable for passenger transport special line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220562825 CN202817735U (en) | 2012-10-30 | 2012-10-30 | Environmental safety measuring and controlling device of railway power substation suitable for passenger transport special line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202817735U true CN202817735U (en) | 2013-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220562825 Expired - Fee Related CN202817735U (en) | 2012-10-30 | 2012-10-30 | Environmental safety measuring and controlling device of railway power substation suitable for passenger transport special line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202817735U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111313384A (en) * | 2020-03-04 | 2020-06-19 | 西南交通大学 | Fault hop selection protection method for high-speed railway traction network |
-
2012
- 2012-10-30 CN CN 201220562825 patent/CN202817735U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111313384A (en) * | 2020-03-04 | 2020-06-19 | 西南交通大学 | Fault hop selection protection method for high-speed railway traction network |
| CN111313384B (en) * | 2020-03-04 | 2021-03-30 | 西南交通大学 | Fault hop selection protection method for high-speed railway traction network |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130320 Termination date: 20201030 |