CN101453523A - Time setting method and device for remote station of electric power scheduling sound recording system - Google Patents
Time setting method and device for remote station of electric power scheduling sound recording system Download PDFInfo
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- CN101453523A CN101453523A CNA2007101715124A CN200710171512A CN101453523A CN 101453523 A CN101453523 A CN 101453523A CN A2007101715124 A CNA2007101715124 A CN A2007101715124A CN 200710171512 A CN200710171512 A CN 200710171512A CN 101453523 A CN101453523 A CN 101453523A
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Abstract
The invention relates to a time setting method for a remote terminal station of a power scheduling sound recording system, in particular to a time setting method adopting a GPS time setting module for the remote terminal station of the power scheduling sound recording system. The method comprises the steps of acquisition of standard time through the GPS time setting module, acquisition of time of a sound recording instrument, comparison of the GPS standard time with the time of the sound recording instrument, correction of the time of the sound recording instrument, and so on. The invention also provides a device adopting the time setting method for the remote terminal station of the power scheduling sound recording system, which comprises a GPS standard time source of the remote terminal station and the sound recording instrument which is connected with the GPS standard time source, wherein a remote telephone exchange is connected with the sound recording instrument and a telephone set and also connected with a telephone exchange of a scheduling center; and the GPS time setting module is arranged between the GPS standard time source and the sound recording instrument of the remote terminal station. The method and the device can make the sound recording instrument of the remote terminal station reach millisecond time precision.
Description
Technical field
The present invention relates to a kind of setting means and device of remote station of electric power scheduling sound recording system, particularly relate to a kind of remote station of electric power scheduling sound recording system adopt GPS to the time module setting means and device.
Background technology
Electric power scheduling sound recording can ensure standardization, the fail safe of power scheduling, accident analysis afterwards, accident analysis and the operating analysis of operation power process all depend on electric power scheduling sound recording system, and the time is the most critical node of analyzing and processing, therefore, electric power scheduling sound recording system need possess very correct time uniformity.
Existing power scheduling recording system generally comprises power-management centre and several remote stations that are attached thereto, and each website comprises GPS standard time source, recording instrument, remote phone switch and telephone set.Time of the recording instrument that links to each other with telephone exchange of power-management centre and remote station is gathered all the GPS standard time source from separately, the time that collects the hysteresis deviation occurring through federation behind the sound pick-up outfit, generally all can there be corresponding comparatively complicated satisfactory after correcting the control centre, for remote station, then be not suitable for using this kind mode.Along with the circulation of time, the hysteresis deviation is also in accumulation, and the time error between control centre and remote station can be increasing, and the error of second level even classification all can be arranged usually.Power scheduling now then needs the time precision of Millisecond, remote station and GPS standard time to the time be the key that improves time precision.
Summary of the invention
The present invention aim to provide a kind of can solve between remote station of electric power scheduling sound recording system and the GPS standard time source to the time problem method, just provide a kind of remote station of electric power scheduling sound recording system adopt GPS to the time module setting means, so that remote station has the correct time, thus the time accuracy of raising electric power scheduling sound recording system logout.
Another object of the present invention provides a kind of device that adopts said method, just provide a kind of remote station of electric power scheduling sound recording system adopt GPS to the time module to the time device.
A kind of setting means of remote station of electric power scheduling sound recording system may further comprise the steps:
1) GPS to the time module obtain the standard time from GPS standard time source;
2) GPS to the time module from the recording instrument obtain the recording instrument time;
3) GPS to the time module relatively GPS standard time and recording instrument time;
4) GPS to the time module correction recording instrument time.
As optimized technical scheme:
Described GPS to the time module acquisition time the time interval be 0.1～2 second, the time interval is set as required or is adjusted by the user.
Described correction is meant when recording instrument time error surpasses 0.02 second, GPS to the time module recording instrument time is updated to the GPS standard time.
A kind of device that adopts the remote station of electric power scheduling sound recording system of above-mentioned setting means, comprise the GPS standard time source of remote station and the recording instrument that is attached thereto, the remote phone switch connects recording instrument and telephone set, the remote phone switch also links to each other with control centre's telephone exchange, the GPS standard time source of remote station and recording be provided with between the instrument GPS to the time module.
The device of above-mentioned a kind of remote station of electric power scheduling sound recording system, wherein, described recording instrument clock, and write down if having time and show.
The device of above-mentioned a kind of remote station of electric power scheduling sound recording system, wherein, described control centre telephone exchange connects some remote phone switches.
The invention has the beneficial effects as follows:
Owing to adopted above-mentioned technical solution, the present invention by between the GPS source of described remote station and recording instrument, connect a GPS to the time module, carry out automatically to the time, the time precision of recording instrument reaches Millisecond; And the time of the time of the recording system of far-end and power-management centre recording system complete unity, thereby play accurate and conforming effect on the recording event time of whole electric power scheduling sound recording system, more help accident analysis afterwards, accident analysis and operating analysis.
Description of drawings
Fig. 1 is the block diagram of remote station of electric power scheduling sound recording system of the present invention.
Embodiment
As shown in Figure 1, a kind of device of remote station of electric power scheduling sound recording system, comprise the GPS standard time source of remote station and the recording instrument that is attached thereto, the remote phone switch connects recording instrument and telephone set, the remote phone switch also links to each other with control centre's telephone exchange, the GPS standard time source of remote station and recording be provided with between the instrument GPS to the time module; Recording instrument clock, and write down if having time and Presentation Function, control centre's telephone exchange connects some remote phone switches.
The setting means of remote station of electric power scheduling sound recording system, specifically realize according to the following steps:
1) GPS to the time module obtain the standard time every 1 second from GPS standard time source;
2) GPS to the time module and step 1 synchronously from time that the recording instrument obtains the recording instrument;
3) GPS to the time GPS standard time of relatively obtaining of module and recording instrument time;
4) when recording instrument and GPS standard time error surpass 0.02 second, GPS to the time module correction recording instrument time, can be updated to the GPS standard time to the recording instrument time automatically; Recording instrument and GPS standard time error were then pressed interocclusal record when recording instrument less than 0.02 second.
When control centre and remote station are conversed, recording automatic recording call content of instrument and time parameter.Through evidence, the present invention can make the recording instrument of remote station reach the time precision of Millisecond, therefore the time of the time of the recording system of far-end and power-management centre recording system is completely unified, thereby play accurate and conforming effect on the recording event time of whole electric power scheduling sound recording system, more help accident analysis afterwards, accident analysis and operating analysis.
Below embodiment has been described in detail the present invention in conjunction with the accompanying drawings, and those skilled in the art can make the many variations example to the present invention according to the above description.Thereby some details among the embodiment should not constitute limitation of the invention, and the scope that the present invention will define with appended claims is as protection scope of the present invention.
Claims (6)
1. the setting means of a remote station of electric power scheduling sound recording system may further comprise the steps:
1) GPS to the time module obtain the standard time from GPS standard time source;
2) GPS to the time module from the recording instrument obtain the recording instrument time;
3) GPS to the time module relatively GPS standard time and recording instrument time;
4) GPS to the time module correction recording instrument time.
2. setting means as claimed in claim 1 is characterized in that, described GPS to the time module acquisition time the time interval be 0.1～2 second.
3. setting means as claimed in claim 1 is characterized in that, described correction is meant when recording instrument time error surpasses 0.02 second, GPS to the time module recording instrument time is updated to the GPS standard time.
One kind realize the described setting means of claim 1 to the time device, comprise the GPS standard time source of remote station and the recording instrument that is attached thereto, the remote phone switch connects recording instrument and telephone set, the remote phone switch also links to each other with control centre's telephone exchange, it is characterized in that: the GPS standard time source of remote station and recording be provided with between the instrument GPS to the time module.
5. as claimed in claim 4 to the time device, it is characterized in that described recording instrument clock, and write down if having time and show.
6. as claimed in claim 4 to the time device, it is characterized in that described control centre telephone exchange connects some remote phone switches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101715124A CN101453523A (en) | 2007-11-30 | 2007-11-30 | Time setting method and device for remote station of electric power scheduling sound recording system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101715124A CN101453523A (en) | 2007-11-30 | 2007-11-30 | Time setting method and device for remote station of electric power scheduling sound recording system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101453523A true CN101453523A (en) | 2009-06-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007101715124A Pending CN101453523A (en) | 2007-11-30 | 2007-11-30 | Time setting method and device for remote station of electric power scheduling sound recording system |
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| CN (1) | CN101453523A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102426414A (en) * | 2011-05-30 | 2012-04-25 | 上海市电力公司 | Time checking method of electric energy quality monitoring system |
| CN105939412A (en) * | 2016-06-02 | 2016-09-14 | 国家电网公司 | Wireless to power dispatching fixed telephone recording system |
-
2007
- 2007-11-30 CN CNA2007101715124A patent/CN101453523A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102426414A (en) * | 2011-05-30 | 2012-04-25 | 上海市电力公司 | Time checking method of electric energy quality monitoring system |
| CN102426414B (en) * | 2011-05-30 | 2013-06-05 | 上海市电力公司 | Time checking method of electric energy quality monitoring system |
| CN105939412A (en) * | 2016-06-02 | 2016-09-14 | 国家电网公司 | Wireless to power dispatching fixed telephone recording system |
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Application publication date: 20090610 |