CN107884643A - Converter station valve hall equipment state evaluating apparatus is realized in one kind automation - Google Patents
Converter station valve hall equipment state evaluating apparatus is realized in one kind automation Download PDFInfo
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- CN107884643A CN107884643A CN201711063071.6A CN201711063071A CN107884643A CN 107884643 A CN107884643 A CN 107884643A CN 201711063071 A CN201711063071 A CN 201711063071A CN 107884643 A CN107884643 A CN 107884643A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/1227—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
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- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The present invention relates to one kind automation to realize converter station valve hall equipment state evaluating apparatus, including：Tentative module, for operation test program to be tested to obtain test data to valve Room equipment；Memory module, it is connected with tentative module, for storing test data；Evaluation module, it is connected with memory module, for contrast test data, and based on the state of comparison result evaluation valve Room equipment.Compared with prior art, the present invention passes through the timely contrast to all previous valve test data, make during operation maintenance personnel does valve experiment, the O＆M state over the years of valve Room equipment can be got information about, the state of valve Room equipment is assessed, so as to timely be changed to deterioration equipment, ensure direct current transportation reliability service.
Description
Technical field
The present invention relates to a kind of state evaluation equipment, and converter station valve hall equipment state is realized more particularly, to one kind automation
Evaluating apparatus.
Background technology
Nucleus equipment of the converter valve as DC transmission system, its electrical equipment include IGCT controllable silicon silicon, TCU, resistance
Buddhist nun loop (including damping resistance and damping capacitor), pressure divider circuit (including equalizing resistance), transient state charge circuit (including state charging
Electric capacity and resistance), reactor module etc., during DC operation, if exception occurs in valve Room equipment, faulty equipment can not be carried out
It is online to change, therefore, for the equipment of the valve Room, if discovering device can be done sth. in advance extremely and it is carried out change particularly important.Mesh
The preceding method to be noted abnormalities to valve Room equipment mainly has two kinds, a kind of alarm signal to accumulating valve control system in day-to-day operation
Number, and alarm signal is analyzed, infer faulty equipment；One kind is exactly in the valve Room year overhaul time, to the institute in the valve Room
There is equipment to be tested, can the quality of equipment be judged by testing by equipment.But for second method, only
Current equipment quality degree can be judged, the aging tendency of equipment can not be judged, and follow the difference of valve testing equipment, it is tried
It is also different to test result.Therefore, it is necessary to research and develop a kind of device, allow the device during valve experiment, can be automatic
The degree of aging of valve Room equipment and the possibility of its short time internal fault are judged, so as in advance to there is the progress of hidden danger equipment
Change, improve utilization rate of equipment and installations.
The content of the invention
It is an object of the present invention to overcome the above-mentioned drawbacks of the prior art and provide one kind automation realization is changed
Stream station valve Room equipment state evaluating apparatus.
The purpose of the present invention can be achieved through the following technical solutions：
Converter station valve hall equipment state evaluating apparatus is realized in one kind automation, including：
Tentative module, for operation test program to be tested to obtain test data to valve Room equipment；
Memory module, it is connected with tentative module, for storing test data；
Evaluation module, it is connected with memory module, for contrast test data, and based on comparison result evaluation valve Room equipment
State.
The species that the tentative module is tested valve Room equipment includes short-circuit detecting, testing impedance, low pressure triggering survey
Examination, the functional test of low-pressure direct contact hair, the test of protectiveness Trigger Function, the test of low convalescence defencive function, the protection of high convalescence
Functional test and reverse voltage-withstand test.
The test data includes testing time, test environment and test result.
The evaluating apparatus also includes human-computer interface module, the human-computer interface module respectively with tentative module and evaluation module
Connection.
The evaluation procedure of the evaluation module specifically includes step：
S1：Contrast history and current test data；
S2：Generate fit slope of the test data according to the propulsion of time；
S3：Judge whether fit slope is more than the first given threshold or less than the second given threshold, if it has, then performing
Step S4, conversely, performing step S5, wherein the first given threshold is more than 0, the second given threshold is less than 0；
S4：Send corresponding alarm；
S5：Evaluation result is normal.
The storage medium of the memory module is flash memory.
Compared with prior art, the invention has the advantages that：
1) by the timely contrast to all previous valve test data, make during operation maintenance personnel does valve experiment, you can to valve
The O＆M state over the years of Room equipment is got information about, and the state of valve Room equipment is assessed, so as to timely right
Deterioration equipment is changed, and ensures direct current transportation reliability service.
2) species of experiment sets science, the science of the state estimation to valve Room equipment is improved, so as to timely
Deterioration equipment is changed, ensures direct current transportation reliability service.
3) human-computer interface module is provided with, improves the convenience of experiment.
4) failure or incipient fault are judged whether by fit slope, can avoided caused by fluctuating change back and forth
Erroneous judgement, and reduce the complicated process of logic rules.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Wherein：1st, tentative module, 2, memory module, 3, evaluation module, 4, human-computer interface module, 5, valve Room equipment.
Embodiment
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.The present embodiment is with technical solution of the present invention
Premised on implemented, give detailed embodiment and specific operating process, but protection scope of the present invention is not limited to
Following embodiments.
Valve Room equipment can not be changed online in straight-flow system normal operation, and the monitoring to valve Room equipment at present is mainly logical
Cross whether valve experiment can lack valve Room equipment and gradually degraded under long-term large load operation, cause equipment fault by judging
Judgment means and foundation.So in the big load condition of high temperature, it is possible to cause forced outage caused by the equipment fault of the valve Room.This
Application mainly makes up the deficiency of this respect, by the timely contrast to all previous valve test data, makes to do valve examination in operation maintenance personnel
During testing, you can the O＆M state over the years of valve Room equipment is got information about, the state of valve Room equipment is assessed,
So as to timely be changed to deterioration equipment, ensure direct current transportation reliability service.
The state evaluation device of converter station valve hall equipment 5 is realized in one kind automation, and it needs to have three kinds of functions：One kind is pair
The function that valve Room equipment is tested, a kind of is the function of to test data preserve contrast, also a kind of to comparing result
Analyzed, contrasted by the alarming value with setting and alarm slope, found the big valve Room equipment of likelihood of failure ahead of time, be easy to
Operation maintenance personnel is changed ahead of time.
Specifically, as shown in figure 1, including：
Tentative module 1, for operation test program to be tested to obtain test data to valve Room equipment 5；
Memory module 2, its storage medium are flash memory, are connected with tentative module 1, for storing test data；
Evaluation module 3, it is connected with memory module 2, for contrast test data, and based on comparison result evaluation valve Room equipment
5 state.
The species that tentative module 1 is tested valve Room equipment 5 include short-circuit detecting, testing impedance, low pressure triggering test,
The functional test of low-pressure direct contact hair, the test of protectiveness Trigger Function, the test of low convalescence defencive function, high convalescence defencive function
Test and reverse voltage-withstand test.
Test data includes testing time, test environment and test result.
Evaluating apparatus also includes human-computer interface module 4, the human-computer interface module 4 respectively with tentative module 1 and evaluation module 3
Connection.
The evaluation procedure of evaluation module 3 specifically includes step：
S1：Contrast history and current test data；
S2：Generate fit slope of the test data according to the propulsion of time；
S3：Judge whether fit slope is more than the first given threshold or less than the second given threshold, if it has, then performing
Step S4, conversely, performing step S5, wherein the first given threshold is more than 0, the second given threshold is less than 0；
S4：Send corresponding alarm；
S5：Evaluation result is normal.
Failure or incipient fault are judged whether by fit slope, can be avoided caused by fluctuating change back and forth by mistake
Sentence, and reduce the complicated process of logic rules.
In use, for function (1), the experiment that the application can be carried out includes：Short-circuit detecting, testing impedance, low pressure are touched
Hair test, the functional test of low-pressure direct contact hair, the test of protectiveness Trigger Function, the test of low convalescence defencive function, high convalescence
Defencive function test, reverse voltage-withstand test.It is connected by testing handle with controllable silicon, so as to realize test purpose.For work(
Energy (2), it is that the test result in function (1) is classified to preserve, preserving content includes testing time, test environment, test result,
Retention cycle is 10 years.There are two kinds of input paths for function (3), one kind is to be arranged the data preserved in function (2),
And by man-machine interface, data are formed to the curve for being easy to operation maintenance personnel to analyze, another is by the daily hair of operation maintenance personnel
The converter valves corresponding to anomaly such as existing protectiveness triggers, restorative triggering are inputted to the device, so as to improve the invention
State estimation function.In function (3), if slope of a curve is excessive, corresponding alarm is sent, is easy to operation maintenance personnel to do sth. in advance more
Change faulty equipment.
Claims (6)
1. converter station valve hall equipment state evaluating apparatus is realized in one kind automation, it is characterised in that including：
Tentative module, for operation test program to be tested to obtain test data to valve Room equipment；
Memory module, it is connected with tentative module, for storing test data；
Evaluation module, it is connected with memory module, for contrast test data, and based on the shape of comparison result evaluation valve Room equipment
State.
2. converter station valve hall equipment state evaluating apparatus is realized in a kind of automation according to claim 1, it is characterised in that
The species that the tentative module is tested valve Room equipment includes short-circuit detecting, testing impedance, low pressure triggering test, low-pressure direct
Contact hair functional test, protectiveness Trigger Function test, low convalescence defencive function test, high convalescence defencive function test and
Reverse voltage-withstand test.
3. converter station valve hall equipment state evaluating apparatus is realized in a kind of automation according to claim 1, it is characterised in that
The test data includes testing time, test environment and test result.
4. converter station valve hall equipment state evaluating apparatus is realized in a kind of automation according to claim 1, it is characterised in that
The evaluating apparatus also includes human-computer interface module, and the human-computer interface module is connected with tentative module and evaluation module respectively.
5. converter station valve hall equipment state evaluating apparatus is realized in a kind of automation according to claim 1, it is characterised in that
The evaluation procedure of the evaluation module specifically includes step：
S1：Contrast history and current test data；
S2：Generate fit slope of the test data according to the propulsion of time；
S3：Judge whether fit slope is more than the first given threshold or less than the second given threshold, if it has, then performing step
S4, conversely, performing step S5, wherein the first given threshold is more than 0, the second given threshold is less than 0；
S4：Send corresponding alarm；
S5：Evaluation result is normal.
6. converter station valve hall equipment state evaluating apparatus is realized in a kind of automation according to claim 1, it is characterised in that
The storage medium of the memory module is flash memory.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711063071.6A CN107884643A (en) | 2017-11-02 | 2017-11-02 | Converter station valve hall equipment state evaluating apparatus is realized in one kind automation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711063071.6A CN107884643A (en) | 2017-11-02 | 2017-11-02 | Converter station valve hall equipment state evaluating apparatus is realized in one kind automation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107884643A true CN107884643A (en) | 2018-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711063071.6A Pending CN107884643A (en) | 2017-11-02 | 2017-11-02 | Converter station valve hall equipment state evaluating apparatus is realized in one kind automation |
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| CN (1) | CN107884643A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202351349U (en) * | 2011-11-29 | 2012-07-25 | 中国西电电气股份有限公司 | Measurement system for converter valve running test under extra-high voltage |
| CN103235242A (en) * | 2013-04-27 | 2013-08-07 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | Inflatable direct current sleeve state evaluation system and state evaluation method |
| CN203259624U (en) * | 2013-05-22 | 2013-10-30 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | Convertor station overhauling system suitable for replacing DC power transmission converter transformer grid-side bushing |
| CN103913655A (en) * | 2014-03-17 | 2014-07-09 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | Direct-current common grounding electrode state monitoring system and state assessment method |
-
2017
- 2017-11-02 CN CN201711063071.6A patent/CN107884643A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202351349U (en) * | 2011-11-29 | 2012-07-25 | 中国西电电气股份有限公司 | Measurement system for converter valve running test under extra-high voltage |
| CN103235242A (en) * | 2013-04-27 | 2013-08-07 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | Inflatable direct current sleeve state evaluation system and state evaluation method |
| CN203259624U (en) * | 2013-05-22 | 2013-10-30 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | Convertor station overhauling system suitable for replacing DC power transmission converter transformer grid-side bushing |
| CN103913655A (en) * | 2014-03-17 | 2014-07-09 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | Direct-current common grounding electrode state monitoring system and state assessment method |
Non-Patent Citations (1)
| Title |
|---|
| 丁彰雄，田野: "《船舶机械修理工艺学》", 28 February 2013 * |
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Application publication date: 20180406 |
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