CN103439969A - Semi-closed loop test method for voltage reactive automatic control system - Google Patents
Semi-closed loop test method for voltage reactive automatic control system Download PDFInfo
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Abstract
A semi-closed loop test method for a voltage reactive automatic control system comprises the S01 stage of displaying a control window, the S02 stage of judging whether an operation order is executed or not, the S03 stage of inputting operator information, the S04 stage of judging whether the information is correct or not, the S05 stage of confirming operation rationality, the S06 stage of issuing the operation order, the S07 stage of judging whether the execution operation is correct or not, the S08 stage of judging whether the number of times of movement rejection exceeds the standard number of times, the S09 stage of giving up the operation order, the S10 stage of delaying for a period and the S11 stage of closing an operation window. The semi-closed loop test method for the voltage reactive automatic control system aims at guaranteeing safe production to the maximum degree, and a semi-closed loop test link is added, namely a manual intervention link is added, so that the method better guarantees the accuracy and the safety of the test process, and compared with an open loop test method and a closed loop test method, the semi-closed loop test method for the voltage reactive automatic control system is more convenient to implement and capable of achieving the set test target more easily.
Description
Technical field
The invention belongs to the high-tension electricity automation field, relate to a kind of method of testing of the semiclosed loop for the voltage power-less automatic control system.
Background technology
In order to improve Tianjin 220kV major network Reactive Voltage Management level, the optimal control of strengthening system reactive voltage, start to increase successively voltage power-less for this reason in 220kV transformer station and automatically control (AVC) system on Dec 1st, 2010.Can the access of a new system guarantee that the stable operation of master supervisory system is the problem that we worry always, so guaranteeing that completing AVC debugging work under the production safety prerequisite seems especially important.The AVC system put into operation at present only adopts the correctness of two kinds of method of testing Test Strategies, i.e. open-loop test and closed loop test, and all there is certain security risk in two kinds of modes: open-loop test is the discovery strategy leak in time; The automatic control of closed loop also is not easy to cause operations staff's attention, if the operations staff too depends on program, once strategy goes wrong, control command issues, is an irreversible problem, easily causes that reactive voltage is defective.
Summary of the invention
In order to address the above problem, the object of the present invention is to provide a kind of method of testing of the semiclosed loop for the voltage power-less automatic control system.
In order to achieve the above object, the method for testing of the semiclosed loop for the voltage power-less automatic control system provided by the invention comprises the following step of carrying out in order:
The S01 stage of window is controlled in step 1, demonstration: when system need to start an operation, will on the monitoring interface of master supervisory system, automatically show the control window that comprises concrete control strategy and conditioning equipment operation steps;
Step 2, judge whether S02 stage of operation command: wait for that operating personnel input operation command, wait at the appointed time the order of whether having inputted executable operations, if judgment result is that "Yes", enter next step S03 stage, otherwise next step enters the S10 stage;
The S03 stage of step 3, input operation personal information: operating personnel need to be on monitoring interface the input operation personal information;
Step 4, judge the S04 stage whether information is correct: whether operating personnel's information that system was inputted according to the data checking S03 stage of operating personnel in initial setting up is correct, if judgment result is that "Yes", enter next step S05 stage, otherwise next step enters the S10 stage;
Step 5, confirmation rational S05 stage of operation: operating personnel judge that whether the control strategy and the conditioning equipment operation steps that provide in the control window be reasonable, if judgment result is that "Yes", next step enters the S06 stage, otherwise enters next step S10 stage;
Step 6, issue S06 stage of operational order: operating personnel issue scheme by monitoring interface and confirm instruction, and after this, system will, according to the conditioning equipment operation steps, issue a series of telecommands automatically;
Step 7, judge the S07 stage whether executable operations is correct: system is by reading the monitoring information of relevant device, judge whether the operational order that the S06 stage issues is executed correctly, if judgment result is that "Yes", next step enters the S11 stage, otherwise show that this operating result is tripping, next step enters the S08 stage;
Step 8, judge the whether super inferior S08 stage of tripping: the number of times of system log (SYSLOG) tripping, and judge whether the tripping number of times exceeds setting, if judgment result is that "Yes", enter next step S09 stage, otherwise next step enters the S10 stage;
The S09 stage of step 9, abort operation order: abort operation order, and the corresponding equipment of locking, next step enters the S11 stage;
The S10 stage of step 10, a period of time delay: the first closing control window of system, then official hour section of time delay, then turn back to the porch in S01 stage, next step reenters the S01 stage;
The S11 stage of step 11, shutoff operation window: the automatic shutoff operation window of system, this operation so far finishes.
At S01, in the stage, the displaying contents of described control window comprises: communication plant stand, switch title, remote control sequence number, on off state, action type, operational status information.
At S01, in the stage, the displaying contents of described control window also comprises the residue operable time.
In stage, when showing the control window, can also produce the signal alarm bell sound according to arranging at described S01.
At S02, in the stage, described official hour is two minutes.
At S06, in the stage, described telecommand is issued by master supervisory system, by supervisory system in station, is received and is automatically performed.
At S08, in the stage, the setting of described tripping number of times is twice, and when double tripping, system is by abort operation, and the corresponding equipment of locking.
At S10, in the stage, described official hour section is two minutes; Be system automatic time delay after two minutes, reenter the S01 stage.
The implementation result of the method for testing of the semiclosed loop for the voltage power-less automatic control system provided by the invention is as follows:
The purpose of the method for testing of the semiclosed loop for the voltage power-less automatic control system provided by the invention is in order to guarantee to greatest extent safety in production, increased semiclosed loop test link for this reason, increase the manual intervention link, check that by the person on duty voltage power-less control strategy carries out the switching of equipment after correct again, operator is easier to understand and grasps the AVC control strategy, and can find in time that voltage power-less control strategy problem is (if for example certain plant stand load fluctuation is larger, easily cause the equipment frequent switching, affect the problems such as equipment life) and can prevent AVC to control any consequence that may cause, the method guarantees accuracy and the security of test process more, compare open-loop test and closed loop test countermeasure, more convenient enforcement and more easily meet the test target that we set.
The accompanying drawing explanation
Fig. 1 is voltage power-less automatic control system structural representation.
Fig. 2 is the method for testing of the semiclosed loop for voltage power-less automatic control system process flow diagram provided by the invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, the method for testing of the semiclosed loop for the voltage power-less automatic control system provided by the invention is elaborated.
The structural representation that Fig. 1 is the voltage power-less automatic control system, the effect of native system is exactly that electric power network to being connected with power system device carries out voltage and idle adjusting.
As shown in Figure 1, described voltage power-less automatic control system comprises: electric system 1, stand interior supervisory system 2 and master supervisory system 3; Wherein: the high voltage electric power equip ment of electric system 1 for being connected with the high-tension electricity power transmission network;
The monitor controller that in standing, supervisory system 2 is connected for the high voltage electric power equip ment comprised with electric system 1 in transformer station, it is connected with master supervisory system 3;
The monitoring that master supervisory system 3 is the voltage power-less automatic control system, control platform, operating personnel, by the monitoring interface on master supervisory system 3, are monitored electric system 1.
In master supervisory system 3, described monitoring interface comprises display device and the input equipments such as display screen and input keyboard.
Semiclosed loop for voltage power-less automatic control system method of testing provided by the invention is that the mode combined with systematic automatic operation and operating personnel's manual operation by master supervisory system 3 realizes.
As shown in Figure 2, the method for testing of the semiclosed loop for the voltage power-less automatic control system provided by the invention comprises the following step of carrying out in order:
The S01 stage of window is controlled in step 1, demonstration: when system need to start an operation, will on the monitoring interface of master supervisory system 3, automatically show the control window that comprises concrete control strategy and conditioning equipment operation steps;
Step 2, judge whether S02 stage of operation command: wait for that operating personnel input operation command, wait at the appointed time the order of whether having inputted executable operations, if judgment result is that "Yes", enter next step S03 stage, otherwise next step enters the S10 stage; In this stage, operating personnel can utilize during this period of time, check whether the conditioning equipment operation steps of controlling window meets the control strategy demand, then determine whether to assign operation command;
The S03 stage of step 3, input operation personal information: operating personnel need to be on monitoring interface the input operation personal information so that system is confirmed operating personnel's identity;
Step 4, judge the S04 stage whether information is correct: whether operating personnel's information that system was inputted according to the data checking S03 stage of operating personnel in initial setting up is correct, if judgment result is that "Yes", enter next step S05 stage, otherwise next step enters the S10 stage;
Step 5, confirmation rational S05 stage of operation: operating personnel judge that whether the control strategy and the conditioning equipment operation steps that provide in the control window be reasonable, if judgment result is that "Yes", next step enters the S06 stage, otherwise enters next step S10 stage; In this stage, the monitoring operating personnel are the rationality of access control strategy again, guarantees the correctness of conditioning equipment operation steps;
Step 6, issue S06 stage of operational order: operating personnel issue scheme by monitoring interface and confirm instruction, and after this, system will, according to the conditioning equipment operation steps, issue a series of telecommands automatically;
Step 7, judge the S07 stage whether executable operations is correct: system is by reading the monitoring information of relevant device, judge whether the operational order that the S06 stage issues is executed correctly, if judgment result is that "Yes", next step enters the S11 stage, otherwise show that this operating result is tripping, next step enters the S08 stage;
Step 8, judge the whether super inferior S08 stage of tripping: the number of times of system log (SYSLOG) tripping, and judge whether the tripping number of times exceeds setting, if judgment result is that "Yes", enter next step S09 stage, otherwise next step enters the S10 stage;
The S09 stage of step 9, abort operation order: abort operation order, and the corresponding equipment of locking, next step enters the S11 stage;
The S10 stage of step 10, a period of time delay: the first closing control window of system, then official hour section of time delay, then turn back to the porch in S01 stage, next step reenters the S01 stage;
The S11 stage of step 11, shutoff operation window: the automatic shutoff operation window of system, this operation so far finishes.
At S01, in the stage, the displaying contents of described control window comprises: the information such as communication plant stand, switch title, remote control sequence number, on off state, action type, mode of operation.
At S01, in the stage, the displaying contents of described control window also comprises the residue operable time.
At S02, in the stage, described official hour is two minutes, and in two minutes, nobody issues operation command, and window will be closed automatically.
At S06, in the stage, described telecommand is issued by master supervisory system 3, by supervisory system 2 in station, is received and is automatically performed.
At S08, in the stage, the setting of described tripping number of times is twice, and when double tripping, system is by abort operation, and the corresponding equipment of locking.
At S10, in the stage, described official hour section is two minutes; Be system automatic time delay after two minutes, reenter the S01 stage.
In stage, when showing the control window, can also produce the signal alarm bell sound according to arranging at described S01.
Semiclosed loop for voltage power-less automatic control system method of testing provided by the invention is, at the AVC control flow, the manual intervention link is set, and the signal alarm bell sound is set is pointed out, and this mode is called the semiclosed loop test.Manual intervention is provided with two links, and the one, remote control is preset, and the 2nd, remote control issues, display communication plant stand, operating personnel, switch title, remote control sequence number, on off state, action type, mode of operation, operating personnel's user name, operating personnel's password etc. in window.
The semiclosed loop test process of the method for testing of the semiclosed loop for the voltage power-less automatic control system provided by the invention is as follows: when system generates control command, one of system automatic spring is controlled window, in two minutes, nobody issues the preset order of remote control, window disappears, after two minutes, again eject, eject twice not operation, twice tripping controlled in programmed decision, by the corresponding device locking.
Window shows the residue operable time, and the prompting operator on duty further tests the semiclosed loop method of operation, and the operator on duty need strengthen monitoring, and prediction scheme is set.
The present invention is by increasing the manual intervention window, and one has been to provide a good method of testing, has improved the reliability of testing scheme, has guaranteed to greatest extent the safe operation of system, and guarantees the stability of voltage power-less between limber up period; Two have been to provide a good AVC method of operation, operator can select the method for manual intervention to carry out pressure regulation to certain plant stand under special circumstances, flexibility ratio is higher, has saved widely the time and has saved fund, has reduced operations staff's workload, personnel reduction and enlargement have been reached, and further optimize the distribution of Tianjin Power Grid reactive power flow, under the prerequisite that meets the safe operation condition, improve quality of voltage, reduce network loss, improve the economy of operation of power networks.
In addition, after increasing manual intervention, greatly improved the accuracy of equipment pressure regulation, and between limber up period voltage power-less all in acceptability limit; Each station is moved through the AVC semiclosed loop of 7 days, has all reached desirable test purpose, and the problem of timely discovery is revised, thereby can put into the operation with closed ring mode, formally comes into operation, and has accessed at present 19 transformer stations.
Although above-mentioned, by reference to the accompanying drawings the specific embodiment of the present invention is described; but be not limiting the scope of the invention; one of ordinary skill in the art should be understood that; on the basis of technical scheme of the present invention, those skilled in the art do not need to pay various modifications that creative work can make or distortion still in protection scope of the present invention.
Claims (8)
1. the method for testing of the semiclosed loop for the voltage power-less automatic control system, described voltage power-less automatic control system comprises: electric system (1), stand in supervisory system (2) and master supervisory system (3); Wherein: the high voltage electric power equip ment of electric system (1) for being connected with the high-tension electricity power transmission network; The monitor controller that in standing, supervisory system (2) is connected for the high voltage electric power equip ment comprised with electric system (1) in transformer station, it is connected with master supervisory system (3); The monitoring that master supervisory system (3) is the voltage power-less automatic control system, control platform, operating personnel, by the monitoring interface on master supervisory system (3), are monitored electric system (1); It is characterized in that: the described method of testing of the semiclosed loop for the voltage power-less automatic control system comprises the following step of carrying out in order:
The S01 stage of window is controlled in step 1, demonstration: when system need to start an operation, will on the monitoring interface of master supervisory system (3), automatically show the control window that comprises concrete control strategy and conditioning equipment operation steps;
Step 2, judge whether S02 stage of operation command: wait for that operating personnel input operation command, wait at the appointed time the order of whether having inputted executable operations, if judgment result is that "Yes", enter next step S03 stage, otherwise next step enters the S10 stage;
The S03 stage of step 3, input operation personal information: operating personnel need to be on monitoring interface the input operation personal information;
Step 4, judge the S04 stage whether information is correct: whether operating personnel's information that system was inputted according to the data checking S03 stage of operating personnel in initial setting up is correct, if judgment result is that "Yes", enter next step S05 stage, otherwise next step enters the S10 stage;
Step 5, confirmation rational S05 stage of operation: operating personnel judge that whether the control strategy and the conditioning equipment operation steps that provide in the control window be reasonable, if judgment result is that "Yes", next step enters the S06 stage, otherwise enters next step S10 stage;
Step 6, issue S06 stage of operational order: operating personnel issue scheme by monitoring interface and confirm instruction, and after this, system will, according to the conditioning equipment operation steps, issue a series of telecommands automatically;
Step 7, judge the S07 stage whether executable operations is correct: system is by reading the monitoring information of relevant device, judge whether the operational order that the S06 stage issues is executed correctly, if judgment result is that "Yes", next step enters the S11 stage, otherwise show that this operating result is tripping, next step enters the S08 stage;
Step 8, judge the whether super inferior S08 stage of tripping: the number of times of system log (SYSLOG) tripping, and judge whether the tripping number of times exceeds setting, if judgment result is that "Yes", enter next step S09 stage, otherwise next step enters the S10 stage;
The S09 stage of step 9, abort operation order: abort operation order, and the corresponding equipment of locking, next step enters the S11 stage;
The S10 stage of step 10, a period of time delay: the first closing control window of system, then official hour section of time delay, then turn back to the porch in S01 stage, next step reenters the S01 stage;
The S11 stage of step 11, shutoff operation window: the automatic shutoff operation window of system, this operation so far finishes.
2. the method for testing of the semiclosed loop for the voltage power-less automatic control system according to claim 1, it is characterized in that: at S01, in the stage, the displaying contents of described control window comprises: communication plant stand, switch title, remote control sequence number, on off state, action type, operational status information.
3. the method for testing of the semiclosed loop for the voltage power-less automatic control system according to claim 1, it is characterized in that: at S01, in the stage, the displaying contents of described control window also comprises the residue operable time.
4. the method for testing of the semiclosed loop for the voltage power-less automatic control system according to claim 1, is characterized in that: at described S01, in the stage, when showing the control window, can also produce the signal alarm bell sound according to arranging.
5. the method for testing of the semiclosed loop for the voltage power-less automatic control system according to claim 1, it is characterized in that: at S02, in the stage, described official hour is two minutes.
6. the method for testing of the semiclosed loop for the voltage power-less automatic control system according to claim 1, it is characterized in that: at S06, in the stage, described telecommand is issued by master supervisory system (3), by supervisory system (2) in station, is received and is automatically performed.
7. the method for testing of the semiclosed loop for the voltage power-less automatic control system according to claim 1, it is characterized in that: at S08, in the stage, the setting of described tripping number of times is twice, when double tripping, system is by abort operation, and the corresponding equipment of locking.
8. the method for testing of the semiclosed loop for the voltage power-less automatic control system according to claim 1, it is characterized in that: at S10, in the stage, described official hour section is two minutes; Be system automatic time delay after two minutes, reenter the S01 stage.
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