CN103036314A - Inserted electricity parameter sampling realization device based on time-base signals of compass navigation satellite system and global position system (GPS) - Google Patents
Inserted electricity parameter sampling realization device based on time-base signals of compass navigation satellite system and global position system (GPS) Download PDFInfo
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- CN103036314A CN103036314A CN2012105046708A CN201210504670A CN103036314A CN 103036314 A CN103036314 A CN 103036314A CN 2012105046708 A CN2012105046708 A CN 2012105046708A CN 201210504670 A CN201210504670 A CN 201210504670A CN 103036314 A CN103036314 A CN 103036314A
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Abstract
The invention discloses an inserted electricity parameter sampling realization device based on the time-base signals of a compass navigation satellite system and the global position system (GPS), in particular to a realization device used for realizing the parameter sampling by means of the time-base signals of positioning satellites. The problem of parameter synchronization of existing micro-grid generating equipment is resolved by means of the time service function of the GPS and the compass navigation satellite system. The inserted electricity parameter sampling realization device comprises the Ethernet network or a wireless network or an optic fiber network (106), a communication circuit (101), a remote terminal unit (RTU) (102), a serial port (103), a pulse port (104) and a GPS/compass module (105), wherein the Ethernet network or the wireless network or the optic fiber network (106) is connected with the RTU (102) through the communication circuit (101), and the GPS/compass module (105) is connected with the RTU (102) through the serial port (103) and is connected with the RTU (102) through the pulse port (104).
Description
One, technical field
The present invention is based on the Big Dipper, GPS time-base signal insertion Electric Parameters Sampling implement device, particularly a kind of time-base signal of position location satellite that utilizes is realized the Electric Parameters Sampling implement device.
Two, background technology
Synchronous clock source, satellite to the time, with gps signal as time source, simultaneously optional big-dipper satellite, IRIG-B code (DCLS), OCX (high steady constant temperature crystal), CDMA, rubidium atomic clock equal time source, to the time precision reach 30nS.
The power system operation management system comprises the main station system centered by dispatch automated system, take power plant monitoring and control (comprising power plant, transformer station, switchyard etc.) as main substation system.GPS to the time system adopt main website time dissemination system and substation time dissemination system framework.The main website time dissemination system is comprised of provincial main website time dissemination system and ground main website at county level time dissemination system, and the substation time dissemination system is comprised of each power plant, transformer station and switchyard time dissemination system etc.
GPS to the time system adopt the electric power time service scheme of satellite master clock and expanding clock, take the Big Dipper or the time service of gps satellite high accuracy as main, IRIG-B time reference signal as auxiliary.Master clock can adopt the Big Dipper, GPS or Big Dipper GPS as satellite a reference source, has guaranteed high accuracy, the safety and reliability of system; Adopt the multiple punctual modes such as highly stable crystal clock, rubidium clock, guaranteed stability and the accuracy of output time by reference signal.
Device adopts the card insert type design, rich interface, output quantity can arbitrary extension, pulse, IRIG-B code, serial ports time service, time calibration in network, optical fiber time service and cycle measurement interface are provided, satisfy the punctual needs of power equipment and system, system has preferably autgmentability and compatibility, and the solution of unified time synchronized time service is provided for electric power EMS, MIS, SIS, dispatching automation, transformer station and power plant.
Three, summary of the invention
The problem that solves:
Solve existing microgrid generating equipment parameter synchronization problem.
Technical scheme:
Be illustrated in figure 1 as based on the Big Dipper, GPS time-base signal and insert Electric Parameters Sampling implement device block diagram; Ethernet or wireless network or fiber optic network (106); Communication line (101); RTU remote-terminal unit (102); Serial ports (103); Pulse mouth (104); GPS/ Big Dipper module (105);
Ethernet or wireless network or fiber optic network (106) connect RTU remote-terminal unit (102) by communication line (101); GPS/ Big Dipper module (105) connects RTU remote-terminal unit (102) by serial ports (103); GPS/ Big Dipper module (105) connects RTU remote-terminal unit (102) by pulse mouth (104).
When reducing the new-energy grid-connecteds such as wind-powered electricity generation, photoelectricity to the impact of network system, thereby cause mains breakdown; Need to carry out parameter measurement to wind-powered electricity generation, photoelectric electric generator, and the parameter of measuring is added the correct time stamp, thereby when the parameter of measuring is sent to center-side, can reflect the parameter synchronization value of the microgrids such as wind-powered electricity generation, photoelectricity, improve the reliability of control.
As shown in Figure 2, send data frame structure: data frame head (201), timestamp (202), frame data (203), code (204) is answered in the school;
The receive data frame structure: data frame head (205), timestamp (206), frame data (207), code (208) is answered in the school;
Timestamp (202) adopts the year+moon+day+time+divides+second+millisecond;
Timestamp (206) adopts the year+moon+day+time+divides+second+millisecond.
Beneficial effect:
Utilize GPS/ big-dipper satellite time service function, solve existing microgrid generating equipment parameter synchronization problem.
Four, description of drawings
Fig. 1 inserts Electric Parameters Sampling implement device block diagram based on the Big Dipper, GPS time-base signal;
The auspicious flow diagram of data of Fig. 2 band timestamp;
Five, embodiment
Below in conjunction with accompanying drawing embodiments of the present invention are described in detail:
Preferred embodiment 1:
Be illustrated in figure 1 as based on the Big Dipper, GPS time-base signal and insert Electric Parameters Sampling implement device block diagram; Ethernet or wireless network or fiber optic network (106); Communication line (101); RTU remote-terminal unit (102); Serial ports (103); Pulse mouth (104); GPS/ Big Dipper module (105);
Ethernet or wireless network or fiber optic network (106) connect RTU remote-terminal unit (102) by communication line (101); GPS/ Big Dipper module (105) connects RTU remote-terminal unit (102) by serial ports (103); GPS/ Big Dipper module (105) connects RTU remote-terminal unit (102) by pulse mouth (104).
Preferred embodiment 2:
When reducing the new-energy grid-connecteds such as wind-powered electricity generation, photoelectricity to the impact of network system, thereby cause mains breakdown; Need to carry out parameter measurement to wind-powered electricity generation, photoelectric electric generator, and the parameter of measuring is added the correct time stamp, thereby when the parameter of measuring is sent to center-side, can reflect the parameter synchronization value of the microgrids such as wind-powered electricity generation, photoelectricity, improve the reliability of control.
As shown in Figure 2, send data frame structure: data frame head (201), timestamp (202), frame data (203), code (204) is answered in the school;
The receive data frame structure: data frame head (205), timestamp (206), frame data (207), code (208) is answered in the school;
Timestamp (202) adopts the year+moon+day+time+divides+second+millisecond;
Timestamp (206) adopts the year+moon+day+time+divides+second+millisecond.
Although by reference to the accompanying drawings embodiments of the present invention are described, those of ordinary skills can make various distortion or modification within the scope of the appended claims, the part in also can the design.
Claims (2)
1. insert the Electric Parameters Sampling implement device based on the Big Dipper, GPS time-base signal, it is characterized in that:
Ethernet or wireless network or fiber optic network (106); Communication line (101); RTU remote-terminal unit (102); Serial ports (103); Pulse mouth (104); GPS/ Big Dipper module (105);
Ethernet or wireless network or fiber optic network (106) connect RTU remote-terminal unit (102) by communication line (101); GPS/ Big Dipper module (105) connects RTU remote-terminal unit (102) by serial ports (103); GPS/ Big Dipper module (105) connects RTU remote-terminal unit (102) by pulse mouth (104).
2. according to claim 1 based on the Big Dipper, GPS time-base signal insertion Electric Parameters Sampling implement device, it is characterized in that:
Send data frame structure: data frame head (201), timestamp (202), frame data (203), code (204) is answered in the school;
The receive data frame structure: data frame head (205), timestamp (206), frame data (207), code (208) is answered in the school;
Timestamp (202) adopts the year+moon+day+time+divides+second+millisecond;
Timestamp (206) adopts the year+moon+day+time+divides+second+millisecond.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012105046708A CN103036314A (en) | 2012-12-03 | 2012-12-03 | Inserted electricity parameter sampling realization device based on time-base signals of compass navigation satellite system and global position system (GPS) |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012105046708A CN103036314A (en) | 2012-12-03 | 2012-12-03 | Inserted electricity parameter sampling realization device based on time-base signals of compass navigation satellite system and global position system (GPS) |
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| CN103036314A true CN103036314A (en) | 2013-04-10 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104202214A (en) * | 2014-09-10 | 2014-12-10 | 广西电网公司电力科学研究院 | Distribution automation wireless communication terminal and distribution master station communication channel delay test method |
| CN104360648A (en) * | 2014-10-10 | 2015-02-18 | 国家电网公司 | Satellite communication equipment used for remote control of grid infrastructure projects |
| CN105403751A (en) * | 2014-11-26 | 2016-03-16 | 巫立斌 | Power grid state monitoring device based on Beidou |
| CN112255907A (en) * | 2020-10-18 | 2021-01-22 | 西安电子工程研究所 | Method for realizing positioning time service by accessing BD/GPS second pulse and data through computer serial port |
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| CN201812153U (en) * | 2010-09-09 | 2011-04-27 | 河北旭辉电气股份有限公司 | Precise time synchronizing device of digitalized transformer substation |
| CN102055544A (en) * | 2010-12-09 | 2011-05-11 | 成都引众数字设备有限公司 | System and method for synchronously monitoring secondary equipment time of power supply system |
| CN102522741A (en) * | 2011-12-02 | 2012-06-27 | 上海电器科学研究院 | Synchronous data acquisition method applied to direct current power grid |
| CN202931039U (en) * | 2012-12-03 | 2013-05-08 | 苏州金纳信息技术有限公司 | Electric power parameter monitoring realization apparatus based on pulse time base signals |
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2012
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201812153U (en) * | 2010-09-09 | 2011-04-27 | 河北旭辉电气股份有限公司 | Precise time synchronizing device of digitalized transformer substation |
| CN102055544A (en) * | 2010-12-09 | 2011-05-11 | 成都引众数字设备有限公司 | System and method for synchronously monitoring secondary equipment time of power supply system |
| CN102522741A (en) * | 2011-12-02 | 2012-06-27 | 上海电器科学研究院 | Synchronous data acquisition method applied to direct current power grid |
| CN202931039U (en) * | 2012-12-03 | 2013-05-08 | 苏州金纳信息技术有限公司 | Electric power parameter monitoring realization apparatus based on pulse time base signals |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104202214A (en) * | 2014-09-10 | 2014-12-10 | 广西电网公司电力科学研究院 | Distribution automation wireless communication terminal and distribution master station communication channel delay test method |
| CN104360648A (en) * | 2014-10-10 | 2015-02-18 | 国家电网公司 | Satellite communication equipment used for remote control of grid infrastructure projects |
| CN104360648B (en) * | 2014-10-10 | 2019-01-04 | 国家电网公司 | Satellite communication equipment for power grid construction project remote-control |
| CN105403751A (en) * | 2014-11-26 | 2016-03-16 | 巫立斌 | Power grid state monitoring device based on Beidou |
| CN112255907A (en) * | 2020-10-18 | 2021-01-22 | 西安电子工程研究所 | Method for realizing positioning time service by accessing BD/GPS second pulse and data through computer serial port |
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Application publication date: 20130410 |