CN101964543B - HVDC thyristor valve base electronic equipment system - Google Patents
HVDC thyristor valve base electronic equipment system Download PDFInfo
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- CN101964543B CN101964543B CN201010288407.0A CN201010288407A CN101964543B CN 101964543 B CN101964543 B CN 101964543B CN 201010288407 A CN201010288407 A CN 201010288407A CN 101964543 B CN101964543 B CN 101964543B
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Abstract
The invention relates to the field of high voltage direct current (HVDC), in particular to a novel HVDC thyristor valve base electronic equipment system. In the system, interactive signals between the thyristor valve base electronic equipment and a converter station pole control system are divided into control signals and monitoring signals according to different functional targets. Different types of interactive signals are processed by different hardware sub-systems so as to avoid interactive influence possibly caused by the same control system hardware shared by the control signals and the monitor signals. Furthermore, besides the traditional remote control function, the system is provided with an in-situ control sub-system module realizing an in-situ monitor working mode.
Description
Technical field
The present invention relates to high voltage direct current transmission (HVDC) field, particularly a kind of novel HVDC valve-based electronic device of converter valve system.
Background technology
In high voltage direct current transmission (HVDC), valve-based electronic device of converter valve is the first order watch-dog to converter valve.This equipment is directly realized operations such as the triggering of converter valve, lockings according to the utmost point control system control command receiving, and the reporting information of each thyristor level of real-time collecting, feeds back to utmost point control system.Traditional converter valve watch-dog system has following two large shortcomings: the one, the processing of signal is not distinguished to the importance of signal, and unifiedly through same hardware system, complete, once so just cause a processing hardware to lose efficacy, supervisory signal and control signal all can not be processed; The 2nd, only have remote-monitoring function, once so just cause communication line to have problem, equipment just can not be worked completely.
Summary of the invention
The object of the invention is to overcome above-mentioned defect a kind of clear, stable and reliable operation simple for structure is proposed and can realize long-range with monitor on the spot the novel HVDC valve-based electronic device of converter valve system of two kinds of mode of operations.
A kind of novel high voltage direct current transmission HVDC valve-based electronic device of converter valve system of the present invention, this device systems adopts modularized design, all module integrations are in a control rack, inside consists of the cabinet with various functions, cabinet comprises power case and light-operated cabinet, power case is used to other cabinets in cabinet that dual power supply is provided, and described light-operated cabinet is used for realizing protection, supervision, triggering and communication function; Valve-based electronic device of converter valve is divided into control signal and the large class of supervisory signal two from the interactive signal between current conversion station utmost point control system by different functional objectives, corresponding different classes of interactive signal, adopt different hardware subsystems to process, to avoid control signal and supervisory signal to share same control system hardware and influencing each other of may bringing, this system possesses telecontrol functional module and realizes the module of control subsystem on the spot of follow-up work pattern on the spot.
Wherein, in each light-operated cabinet, comprise check-out console and master control borad, in the light-operated cabinet of described formation valve base electronic device, two master control borads are for realizing two redundancies of system, and it comprises with the main interface of controlling between protection system: trigger code signal, monitoring enable signal, valve blocking signal, trip signal, tripping operation request, communicate by letter and some standby input/output ports; On master control borad, there are two microcontroller chips, wherein the first microcontroller has been used for other check-out console report gathering of signal and report to the communication of utmost point control system, the control signal that the second microcontroller transmits for receiving pole control system, and by backboard, send to each check-out console after resolving recodification, between two microcontrollers, send mutually and detect pulse, this detection pulse is examined mutually for chip chamber, when wherein a slice microcontroller chip is found another sheet microcontroller chip cisco unity malfunction, will send trip signal to controlling protection system;
Check-out console in described light-operated cabinet has two functions: the one, and realize the electric of master control borad control signal copied and forwarded, the 2nd, to the parsing classified and stored of thyristor level reporting information and with communicating by letter between the first microcontroller on master control borad, every check-out console can be realized the supervision to 6 grades of thyristor levels, number that can flexible configuration check-out console according to engineering difference, complete the monitoring to different scales converter valve, on check-out console, corresponding every grade of thyristor has corresponding indicator light, can indicate on the spot the running status of each thyristor level, the on the spot supervision of realization when communication disruption.
Wherein, describedly valve-based electronic device of converter valve is divided into control signal from interactive signal between current conversion station utmost point control system by different functional objectives and the large class of supervisory signal two is that the interactive signal between valve base electronic device and current conversion station utmost point control system is divided into two priority by different control functionalization: for realizing the control signal of the control functions such as converter valve triggering, locking, be the first order; Realizing the supervisory signal that converter valve running status reports is the second level, and for different interactive signals, system arranges different subsystems and processes, the mutual related impact that may bring to avoid control signal and supervisory signal to share same control system.
Wherein, described distant control function module is to lose efficacy in disabled situation in distant control function module with the module of control subsystem on the spot that realizes follow-up work pattern on the spot, port on the spot by corresponding cabinet coordinates corresponding running status indicating device can monitor on the spot converter valve, for safeguarding and overhauling debugging converter valve and provide convenience.
The advantage of technical solution of the present invention is:
1, to and utmost point control system between the classification subsystem of interactive signal process
2, remote control and two kinds of mode of operations of nearly control.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is further described.
Fig. 1 shows according to formation valve base electronic device casing structure of the present invention.
Fig. 2 is according to master control borad board system structural representation of the present invention.
Fig. 3 is according to check-out console board system structural representation of the present invention.
Embodiment
Valve base electronic device system schema of the present invention is: valve base electronic device is divided into two priority from the interactive signal between current conversion station utmost point control system by different control functionalization, that is, for realizing the control signal of the control functions such as converter valve triggering, locking and realizing the supervisory signal that converter valve running status reports.Corresponding different interactive signals, system arranges different subsystems and processes, the mutual related impact that may bring to avoid control signal and supervisory signal to share same control system.
Form valve base electronic device casing structure and see accompanying drawing 1.Systemic-function is mainly completed by two kinds of boards: master control borad and check-out console.Board system figure is shown in accompanying drawing 2 and Fig. 3.
Master control borad comprises two microcontrollers.Microcontroller 1 receives from the triggering code signal of controlling protection, monitoring enable signal, valve blocking signal and trip signal.Microcontroller 1 will trigger code signal and monitoring enable signal phase with after encode again, the connection backboard that outputs to cabinet is given to the microcontroller on each check-out console.Microcontroller 2 connects backboard by cabinet and data/address bus, address bus and read data are enabled etc. to signal is connected to each check-out console; microcontroller 2 reads the monitoring information of check-out console to thyristor level; by internal processes, gather classification; and judge accordingly converter valve running status, when breaking down, converter valve sends trip signal to controlling protection system.Microcontroller 2 is communicated by letter with control protection by communications reception and transmission mouthful simultaneously.Between microcontroller 1 and microcontroller 2, be connected with interactive signal, for the mutual inspection of chip chamber, so that chip is informed and controlled protection by communication network in time while there is operation exception.On check-out console, only comprise a slice microcontroller, the triggering of its corresponding 6 grades of thyristors and return optical fiber interface, and be connected with master control borad by backboard, transmission reward data and reception trigger coding.Microcontroller is presented at state detecting information on the indicator light of backboard in real time, is convenient to monitor on the spot converter valve running status.
In formation valve base electronic device cabinet, two master control borads are for realizing two redundancies of system.It comprises with the main interface of controlling between protection system: trigger code signal, monitoring enable signal, valve blocking signal, trip signal, tripping operation request, communicate by letter (sending/receiving), some standby input/output ports.On master control borad, have two microcontroller chips, wherein microcontroller 1 reports gathering of signal and reports to the communication of utmost point control system other check-out console for completing.Microcontroller 2 is specifically designed to the control signal that receiving pole control system transmits, and by backboard, sends to each check-out console after resolving recodification.Between two microcontrollers, send mutually and detect pulse, this pulse is examined mutually for chip chamber, when wherein a slice is found another sheet cisco unity malfunction, will send trip signal to controlling protection system.
Check-out console has two functions: the one, realize the electric of master control borad control signal copied and forwarded, the 2nd, to the parsing classified and stored of thyristor level reporting information and with microcontroller on master control borad 1 between communicate by letter.Every check-out console can be realized the supervision to 6 grades of thyristor levels, and number that can flexible configuration check-out console according to engineering difference, completes the monitoring to different scales converter valve.On check-out console, corresponding every grade of thyristor has special indicator light, can indicate on the spot the running status of each thyristor level, realizes the supervision on the spot when communication disruption.
According to specific exemplary embodiment, invention has been described herein.It will be apparent under not departing from the scope of the present invention, carrying out to one skilled in the art suitable replacement or revise.Exemplary embodiment is only illustrative, rather than the restriction to scope of the present invention, and scope of the present invention is defined by appended claim.
Claims (3)
1. a novel high voltage direct current transmission HVDC valve-based electronic device of converter valve system, it is characterized in that this valve base electronic device system adopts modularized design, all module integrations are in a control rack, inside consists of the cabinet with various functions, cabinet comprises power case and light-operated cabinet, power case is used to other cabinets in cabinet that dual power supply is provided, and described light-operated cabinet is used for realizing protection, supervision, triggering and communication function; Valve-based electronic device of converter valve system is divided into control signal and the large class of supervisory signal two from the interactive signal between current conversion station utmost point control system by different functional objectives, corresponding different classes of interactive signal, adopt different hardware subsystems to process, to avoid control signal and supervisory signal to share same control system hardware and influencing each other of may bringing, this valve base electronic device system has distant control function module and realizes the module of control subsystem on the spot of follow-up work pattern on the spot;
In each light-operated cabinet, comprise check-out console and master control borad, in the light-operated cabinet of described formation valve base electronic device system, two master control borads are for realizing two redundancies of system, and it comprises with the main interface of controlling between protection system: trigger code signal, monitoring enable signal, valve blocking signal, trip signal, tripping operation request, communicate by letter and some standby input/output ports; On master control borad, there are two microcontroller chips, wherein the first microcontroller (1) reports gathering of signal and reports to the communication of utmost point control system other check-out console for completing, the control signal that the second microcontroller (2) transmits for receiving pole control system, and by backboard, send to each check-out console after resolving recodification, between two microcontrollers, send mutually and detect pulse, this detection pulse is examined mutually for chip chamber, when wherein a slice microcontroller chip is found another sheet microcontroller chip cisco unity malfunction, will send trip signal to controlling protection system;
Check-out console in described light-operated cabinet has two functions: the one, and realize the electric of master control borad control signal copied and forwarded, the 2nd, to the parsing classified and stored of thyristor level reporting information and with communicating by letter between the first microcontroller (1) on master control borad, every check-out console is realized the supervision to 6 grades of thyristor levels, number according to the different flexible configuration check-out consoles of engineering, complete the monitoring to different scales converter valve, on check-out console, corresponding every grade of thyristor has corresponding indicator light, indicate on the spot the running status of each thyristor level, the on the spot supervision of realization when communication disruption.
2. the system as claimed in claim 1, is characterized in that describedly valve-based electronic device of converter valve being divided into control signal from interactive signal between current conversion station utmost point control system by different functional objectives and the large class of supervisory signal two is that the interactive signal between valve base electronic device and current conversion station utmost point control system is divided into two priority by different control functionalization: for realizing, converter valve triggers, the control signal of locking control function is the first order; Realizing the supervisory signal that converter valve running status reports is the second level, and for different interactive signals, system arranges different subsystems and processes, the mutual related impact that may bring to avoid control signal and supervisory signal to share same control system.
3. system as claimed in claim 2, it is characterized in that described distant control function module and the module of control subsystem on the spot that realizes follow-up work pattern are on the spot to lose efficacy in disabled situation in distant control function module, port on the spot by corresponding cabinet coordinates corresponding running status indicating device can monitor on the spot converter valve, for safeguarding and overhauling debugging converter valve and provide convenience.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010288407.0A CN101964543B (en) | 2010-09-20 | 2010-09-20 | HVDC thyristor valve base electronic equipment system |
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| CN201010288407.0A CN101964543B (en) | 2010-09-20 | 2010-09-20 | HVDC thyristor valve base electronic equipment system |
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| CN101964543B true CN101964543B (en) | 2014-01-22 |
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Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102201670A (en) * | 2011-03-16 | 2011-09-28 | 中国电力科学研究院 | Redundant system based on pole control system and valve base control equipment, and implementation method of redundant system |
| CN102185306B (en) * | 2011-03-16 | 2015-02-18 | 中国电力科学研究院 | Modularized multilevel flexible DC (direct current) transmission valve base control equipment |
| CN102323815B (en) * | 2011-06-16 | 2014-03-26 | 中国电力科学研究院 | Test system for modularized multi-level flexible direct-current transmission valve base control equipment |
| CN102931652B (en) * | 2011-12-28 | 2015-06-03 | 许继电气股份有限公司 | Modular multi-level flexible DC power transmission valve control system and pole control system communication method |
| CN103219798B (en) * | 2013-03-25 | 2015-03-25 | 国网智能电网研究院 | Direct-current transmission converter valve control protection system and control protection method thereof |
| CN105466650A (en) * | 2014-09-28 | 2016-04-06 | 国家电网公司 | System for monitoring DC converter valve water leakage |
| CN105807754A (en) * | 2014-12-31 | 2016-07-27 | 国家电网公司 | Test system suitable for MMC valve base controller subsection control unit |
| CN105807753A (en) * | 2014-12-31 | 2016-07-27 | 国家电网公司 | Function test system suitable for MMC valve base controller |
| CN105807752A (en) * | 2014-12-31 | 2016-07-27 | 国家电网公司 | Test system suitable for MMC valve base controller gathering control unit |
| CN105703481B (en) | 2016-03-03 | 2018-03-30 | 南京南瑞继保电气有限公司 | A kind of equal pressure condition uniformity statistical method of converter valve |
| CN110850209B (en) * | 2019-11-15 | 2022-06-24 | 全球能源互联网研究院有限公司 | Monitoring control device and system for simulating commutation failure test |
| CN113391150B (en) * | 2021-06-10 | 2022-08-30 | 中国南方电网有限责任公司超高压输电公司广州局 | Valve base electronic equipment testing method and device |
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| CN201250043Y (en) * | 2008-07-14 | 2009-06-03 | 宁波宏大电梯有限公司 | Escalator control device |
| CN101741225A (en) * | 2009-12-23 | 2010-06-16 | 中国电力科学研究院 | Novel valve base electronic device of direct current converter valve |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201250043Y (en) * | 2008-07-14 | 2009-06-03 | 宁波宏大电梯有限公司 | Escalator control device |
| CN101741225A (en) * | 2009-12-23 | 2010-06-16 | 中国电力科学研究院 | Novel valve base electronic device of direct current converter valve |
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Effective date of registration: 20130715 Address after: 100192 Beijing city Haidian District Qinghe small Camp Road No. 15 Applicant after: China Electric Power Research Institute Applicant after: State Grid Corporation of China Address before: 100192 Beijing city Haidian District Qinghe small Camp Road No. 15 Applicant before: China Electric Power Research Institute |
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