CN104216320A - Converting device for converting B code time synchronization signals into pulse time synchronization signals - Google Patents
Converting device for converting B code time synchronization signals into pulse time synchronization signals Download PDFInfo
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- CN104216320A CN104216320A CN201410443539.4A CN201410443539A CN104216320A CN 104216320 A CN104216320 A CN 104216320A CN 201410443539 A CN201410443539 A CN 201410443539A CN 104216320 A CN104216320 A CN 104216320A
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Abstract
A converting device for converting B code time synchronization signals into pulse time synchronization signals comprises a CPU (central processing unit), a time holding unit, a pulse output circuit, a main power supply and a bus, wherein the CPU is connected with the pulse output circuit through the bus and is used for receiving B code input signals through the bus and converting the B code input signals into the pulse synchronization signals; the time holding unit 2 is a time signal processing unit and is connected with the CPU; the pulse output circuit is a B code time synchronization signal pulse output circuit and is used for outputting B code time synchronization pulse signals; the main power supply is connected with the CPU and the pulse output circuit; the bus is an external bus for the CPU. The converting device for converting the B code time synchronization signals into the pulse time synchronization signals can convert one-channel B code time synchronization signals of GPS (global positioning system) equipment into the pulse time synchronization signals for output, and thereby the problem that equipment in a transformer substation is only supportive to pulse time synchronization but not supportive to B code time synchronization can be solved.
Description
Technical field
The invention belongs to Computer Control Technology field, particularly relate to a kind of conversion equipment of signal when signal during B code pair being converted to pulse pair.
Background technology
In current power industry, the system such as monitoring, relay protection realizes for clock synchronous; be the time signal utilizing clock source device to accept the transmission of GPS (GPS) satellite, clock source device is by clock signal when providing synchronous B code pair to systems such as monitoring and relay protections after signal transacting.But in some transformer station, there will be some special circumstances, when equipment does not support B code pair, when only supporting pulse pair, when but during GPS couple, equipment does not provide again pulse pair, if therefore individually in order to GPS device when several equipment increase a tape pulse pair again, need to increase larger investment, thus cause unnecessary fund waste.And transformer station also may not necessarily have vacant screen position to lay the GPS timing device newly increased.
Summary of the invention
In order to solve the problem, the object of the present invention is to provide a kind of conversion equipment of signal when signal during B code pair being converted to pulse pair.
In order to achieve the above object, provided by the invention when signal during B code pair being converted to pulse pair the conversion equipment of signal comprise: CPU processing unit, time holding unit, impulse output circuit, primary power and bus; Wherein: CPU processing unit is take microprocessor as the controller of core, and it is connected with impulse output circuit by bus, for receiving B code input signal by bus and signal when converting pulse pair to; Time holding unit 2 is time signal processing unit, and it is connected with CPU processing unit, for 1 tunnel input B code pair time signal and 1 tunnel export pulse pair time signal carry out clock synchronous; Signal pulse output circuit when impulse output circuit is B code pair, pulse signal during its output B code pair; Primary power is the power supply unit of this device, and it is connected with impulse output circuit with CPU processing unit respectively; Bus is the external bus of CPU processing unit.
Signal when described B code input signal is the B code pair from transformer station's GPS device.
The reference model of described CPU processing unit 1 is the AVR mega series of Atmel, the PIC16 series of Microchip, Intel MCS-51 series or ARM series monolithic.
Provided by the invention when signal during the B code pair of 1 tunnel GPS device can be converted to pulse pair by the conversion equipment of signal when signal during B code pair being converted to pulse pair signal export, therefore, it is possible to the equipment in transformer station that solves only supports problem when not supporting B code pair during pulse pair.
Accompanying drawing explanation
Fig. 1 is the structural representation of the conversion equipment of signal when signal during B code pair being converted to pulse pair provided by the invention.
Embodiment
Below in conjunction with the drawings and specific embodiments to provided by the invention signal during B code pair is converted to pulse pair time signal conversion equipment be described in detail.
As shown in Figure 1, provided by the invention when signal during B code pair being converted to pulse pair the conversion equipment of signal comprise: CPU processing unit 1, time holding unit 2, impulse output circuit 3, primary power 4 and bus 5; Wherein: CPU processing unit 1 is take microprocessor as the controller of core, and it is connected with impulse output circuit 3 by bus 5, signal during for receiving B code input signal by bus 5 and converting pulse pair to; Time holding unit 2 is time signal processing unit, and it is connected with CPU processing unit 1, for 1 tunnel input B code pair time signal and 1 tunnel export pulse pair time signal carry out clock synchronous; Signal pulse output circuit when impulse output circuit 3 is B code pair, pulse signal during its output B code pair; Primary power 4 is the power supply unit of this device, and it is connected with impulse output circuit 3 with CPU processing unit 1 respectively; Bus 5 is the external bus of CPU processing unit 1.
Signal when described B code input signal is the B code pair from transformer station's GPS device.
The reference model of described CPU processing unit 1 is the AVR mega series of Atmel, the PIC16 series of Microchip, Intel MCS-51 series or ARM series monolithic.
The course of work of the conversion equipment of signal when signal during B code pair being converted to pulse pair provided by the invention is as follows: signal when equipment sends B code pair to this device during transformer station GPS couple, signal when CPU processing unit 1 receives B code pair by bus 5, then signal when signal is converted to the pulse pair synchronous with input signal when CPU processing unit 1 and time holding unit 2 cooperate the GPS device of input B code pair mutually, and by impulse output circuit 3 synchronism output.
Claims (3)
1. signal during B code pair is converted to a conversion equipment for signal during pulse pair, it is characterized in that: described conversion equipment comprises: CPU processing unit (1), time holding unit (2), impulse output circuit (3), primary power (4) and bus (5); Wherein: CPU processing unit (1) is take microprocessor as the controller of core, and it is connected with impulse output circuit (3) by bus (5), for by bus (5) reception B code input signal; Time holding unit (2) is time signal processing unit, and it is connected with CPU processing unit (1), for 1 tunnel input B code pair time signal and 1 tunnel export pulse pair time signal carry out clock synchronous; Impulse output circuit (3) is signal pulse output circuit during B code pair, pulse signal during its output B code pair; The power supply unit that primary power (4) is this device, it is connected with impulse output circuit (3) with CPU processing unit (1) respectively; The external bus that bus (5) is CPU processing unit (1).
2. the conversion equipment of signal when signal during B code pair being converted to pulse pair according to claim 1, is characterized in that: signal when described B code input signal is the B code pair from transformer station's GPS device.
3. the conversion equipment of signal when signal during B code pair being converted to pulse pair according to claim 1, is characterized in that: the reference model of described CPU processing unit (1) is the AVR mega series of Atmel, the PIC16 series of Microchip, Intel MCS-51 series or ARM series monolithic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410443539.4A CN104216320A (en) | 2014-09-02 | 2014-09-02 | Converting device for converting B code time synchronization signals into pulse time synchronization signals |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410443539.4A CN104216320A (en) | 2014-09-02 | 2014-09-02 | Converting device for converting B code time synchronization signals into pulse time synchronization signals |
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| Publication Number | Publication Date |
|---|---|
| CN104216320A true CN104216320A (en) | 2014-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410443539.4A Pending CN104216320A (en) | 2014-09-02 | 2014-09-02 | Converting device for converting B code time synchronization signals into pulse time synchronization signals |
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| CN (1) | CN104216320A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111193514A (en) * | 2019-10-25 | 2020-05-22 | 电子科技大学 | High-synchronization-precision IRIG-B encoder |
Citations (3)
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| US20060259806A1 (en) * | 2005-05-12 | 2006-11-16 | Schweitzer Eng. Laboratories, Inc. | Self-calibrating time code generator |
| CN201674483U (en) * | 2010-06-02 | 2010-12-15 | 北京中恒博瑞数字电力科技有限公司 | IRIG_B code decoding interface circuit |
| CN203350634U (en) * | 2013-06-21 | 2013-12-18 | 重庆九洲星熠导航设备有限公司 | A synchronous time-offering device based on a satellite |
-
2014
- 2014-09-02 CN CN201410443539.4A patent/CN104216320A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060259806A1 (en) * | 2005-05-12 | 2006-11-16 | Schweitzer Eng. Laboratories, Inc. | Self-calibrating time code generator |
| CN201674483U (en) * | 2010-06-02 | 2010-12-15 | 北京中恒博瑞数字电力科技有限公司 | IRIG_B code decoding interface circuit |
| CN203350634U (en) * | 2013-06-21 | 2013-12-18 | 重庆九洲星熠导航设备有限公司 | A synchronous time-offering device based on a satellite |
Non-Patent Citations (2)
| Title |
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| 周斌等: "在变电站智能设备中是实现B码对时", 《电力自动化设备》 * |
| 康忠健等: "微机保护实验平台的B码校时转换器设计", 《电气电子教学学报》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111193514A (en) * | 2019-10-25 | 2020-05-22 | 电子科技大学 | High-synchronization-precision IRIG-B encoder |
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Application publication date: 20141217 |