CN106199324A - A kind of measurement meter entirety wiring band electric-examination aid - Google Patents
A kind of measurement meter entirety wiring band electric-examination aid Download PDFInfo
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- CN106199324A CN106199324A CN201610791760.8A CN201610791760A CN106199324A CN 106199324 A CN106199324 A CN 106199324A CN 201610791760 A CN201610791760 A CN 201610791760A CN 106199324 A CN106199324 A CN 106199324A
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- 238000005259 measurement Methods 0.000 title claims abstract description 24
- 238000010586 diagram Methods 0.000 claims abstract description 18
- 238000000819 phase cycle Methods 0.000 claims description 28
- 238000000034 method Methods 0.000 claims description 10
- 238000001514 detection method Methods 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 6
- 238000004458 analytical method Methods 0.000 claims description 4
- 238000007689 inspection Methods 0.000 abstract description 6
- 238000009530 blood pressure measurement Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Classifications
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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
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/66—Testing of connections, e.g. of plugs or non-disconnectable joints
- G01R31/67—Testing the correctness of wire connections in electric apparatus or circuits
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
A kind of measurement meter entirety wiring band electric-examination aid, it includes base, the disk arranging vector hexagonal figure is installed on base, disk is provided with vector hexagonal figure, it is provided with annular disk around disk, annular disk is provided with graduation mark, and annular disk is uniformly divided into 360 parts by graduation mark, and annular disk can be around disk rotational.When the present invention can solve measurement meter entirety wiring check, need multiple vector diagrams of picture so that site inspection is drawn time-consuming long, checks inefficient problem.
Description
Technical field
The present invention relates to electric-power metering Examined effect field, be specifically related to a kind of measurement meter entirety wiring band electric-examination auxiliary
Instrument.
Background technology
Increasing along with 10kv and above employing massive quantity power supply and measurement metering method Electricity customers, electric power enterprise needs at height
High-pressure gauge scale meter entirety wiring is checked in installing and running by pressure measurement meter.
Actual load relative method (watt-second method), it is by high-pressure gauge scale meter by phase inspection technique, moment method and vector diagram mode
Four kinds of methods of overall wiring check.Vector diagram mode is relative to other three kinds of methods, owing to theoretical knowledge requiring height, on-the-spot inspection
Looking into time-consuming long natural shortcoming of drawing, scene is seldom used, and owing to vector diagram mode has, trouble-shoots is fast, mistake is divided the most again
Analyse advantage accurately, often use as mistake instrument qualitatively during what, mistake electricity complicated in wiring was big remedy.
If the most simply and intuitively measurement meter entirety wiring condition, by vector diagram, paper can be reflected, then must
So can accelerate site inspection, it is to avoid the error in measurement meter entirety wiring check, also can improve worker's theory of learning knowledge
Enthusiasm.
Summary of the invention
The technical problem to be solved is for above-mentioned the deficiencies in the prior art, and a kind of measurement meter provided
Overall wiring band electric-examination aid and using method thereof, when can solve measurement meter entirety wiring check, need picture multiple
Vector diagram so that site inspection is drawn time-consuming long, checks inefficient problem.
The purpose of invention is achieved in that
A kind of measurement meter entirety wiring band electric-examination aid, it includes base, base is provided with and arranges vector six
The disk of angle figure, disk is provided with vector hexagonal figure, is provided with annular disk around disk, and annular disk is provided with graduation mark, graduation mark
Annular disk is uniformly divided into 360 parts, and annular disk can be around disk rotational.
A kind of based on the Wiring detection method of measurement meter entirety wiring band electric-examination aid described in claim 1, it
Comprise the following steps:
1) volt-ampere phase meter is utilized to measure the voltage of high pressure phase three-wire three measurement meter, electric current, phase sequence and each voltage and electricity
The parameter such as phase angle between stream；
2) judge that the phase sequence of ammeter wiring is positive phase sequence or negative-phase sequence according to the phase angle between voltage；
3) all phase sequences being likely to occur are listed, the most respectively by the first interelement voltage, the second interelement voltage the most respectively
Corresponding with the voltage in phase three-wire three standard vector figure；
4) by 0 scale and step 3 on annular disk) in 2 voltages align respectively, and judge the first element and the second element
Electric current position on vector hexagonal figure；
5) according to step 4) in the first element and the second element position on vector hexagonal figure select step 3) in pre-
Phase sequence present in the multiple phase sequence first set；
6) to step 5) corresponding voltage and current carries out vector point on the phase sequence that draws and the first element, the second element
Analysis, show that belonging to false wiring need to remedy record electricity.
In step 1) in, voltage refers to the first element, the second interelement voltage, and electric current refers to flow through first yuan
Part, the electric current of the second element, phase angle refers on the phase angle on the first element between voltage and current, and the second element
Phase angle between voltage and current.
In step 2) in positive phase sequence include tri-kinds of situations of abd, bca, cad, negative phase sequence includes tri-kinds of feelings of cba, bac, acb
Condition.
In step 4) in, with 0 degree for starting point according to the phase place of voltage Yu electric current, look on annular disk clockwise or counterclockwise
To the position of electric current, this position is the first element current or second element current position on vector diagram.
When using said structure, due to measurement meter entirety wiring on-line checking method, only base, the disk of vector hexagonal figure
With limbus angle square three part, there is no the mechanically or electrically element of complexity, there is the characteristic that simple in construction is easy to use.Three
Part is made every effort to overcome plate by Asia and is made, and has light being easy to carry and is hardly damaged durable characteristic, the most safe and reliable, it is possible to
Reflect the truth of measurement meter wiring simply and intuitively.
Accompanying drawing explanation
The invention will be further described with embodiment below in conjunction with the accompanying drawings:
Fig. 1 is the structural representation of measurement meter entirety wiring band electric-examination aid in the present invention；
Fig. 2 is the concrete wiring diagram of false wiring in embodiment.
Detailed description of the invention
Embodiment:
One transformer capacity be 1600KVA high pressure measurement specially become user, phase three-wire three metering summary table secondary side actual measurement is:
Meter voltage the first interelement voltage u12=100.2 volts, the second interelement voltage u32=100.5 volts；Ammeter the first element flows through
Electric current be i1=2.7 peaces, the electric current that the second element flows through is i1=2.7 peaces；Ammeter u1∧u2∧u3Between phase angle be 300 °；
Voltage and current u on first element12∧i1Between phase angle be 282 °, voltage and current u on the second element32∧i2Between phase place
Angle is 38 °.
Using when carrying out wiring detection of measurement meter entirety wiring band electric-examination aid, it comprises the following steps:
1) judging according to meter voltage and current value, table meter voltage and current value is normal, there is not disconnection fault.
2) according to ammeter u1∧u2∧u3Between phase angle be 300 ° and judge that meter voltage wiring is positive phase sequence, due to positive
Sequence has tri-kinds of situations of abc, bca, cab, also needs to analyze concrete wiring further.
3) according to voltage and current u on ammeter the first element12∧i1Between phase angle be 282 °, on the second element voltage and
Electric current u32∧i2Between phase angle be 38 °.
4) assume that ammeter wiring phase sequence is the first abc, then u12=uab, u32=ucb；
The first step will on gage anglec of rotation dish at quarter 0 ° with phase three-wire three standard vector figure in uabAlignment, with 0 ° as starting point
Find the position of 282 ° clockwise at anglec of rotation dish at quarter, this position is exactly the first element current i1Position on vector diagram
Put, i1Vector falls at icPosition, that the i.e. first element accesses is uabVoltage and icElectric current.
Second step will on gage anglec of rotation dish at quarter 0 ° with phase three-wire three standard vector figure in ucbAlignment, with 0 ° as starting point
Find the position of 38 ° clockwise at anglec of rotation dish at quarter, this position is exactly the second element current i2Position on vector diagram,
i2Vector position not i in phase three-wire three standard vector figureaOr-iaNormal interval in, i.e. second element access be ucbElectricity
Pressure and a unknown current, it is clear that this kind of vector diagram does not meets phase three-wire three standard vector figure, it can be determined that ammeter wiring phase sequence
It is non-existent for abc.
5) assume that ammeter wiring phase sequence is the second bca, then u12=ubc, u32=uac。
The first step will on gage anglec of rotation dish at quarter 0 ° with phase three-wire three standard vector figure in ubcAlignment, with 0 ° as starting point
Find the position of 282 ° clockwise at anglec of rotation dish at quarter, this position is exactly the first element current i1Position on vector diagram
Put, i1Vector falls at iaPosition, that the i.e. first element accesses is ubcVoltage and iaElectric current.
Second step will on gage anglec of rotation dish at quarter 0 ° with phase three-wire three standard vector figure in uacAlignment, with 0 ° as starting point
Find the position of 38 ° clockwise at anglec of rotation dish at quarter, this position is exactly the second element current i2Position on vector diagram,
i2Vector position falls at-icPosition, that the i.e. second element accesses is uacVoltage and-icElectric current, what the i.e. second element accessed is
uacVoltage and-icElectric current.
6) assume that ammeter wiring phase sequence is the third cab, then u12=uca, u32=uba。
The first step will on gage anglec of rotation dish at quarter 0 ° with phase three-wire three standard vector figure in ucaAlignment, with 0 ° as starting point
Find the position of 282 ° clockwise at anglec of rotation dish at quarter, this position is exactly the first element current i1Position on vector diagram
Put, i1Vector is not in phase three-wire three standard vector figure A phase or C phase current position, and that the i.e. first element accesses is ucaVoltage and
One unknown current.
Due to the first step prove vector diagram mistake, it can be determined that ammeter wiring phase sequence be cba be non-existent；
7) summary, positive phase sequence abc of site inspection, tri-kinds of situations of bca, cab, only the second positive phase sequence bca quilt
Prove to exist.
8) according to vector analysis, this user's high-pressure gauge scale meter entirety wiring is, that the first element accesses is ubcVoltage
And iaElectric current, second element access be uacVoltage and-icElectric current.Show that belonging to false wiring need to be carried out record electricity
Remedy.Shown in concrete wiring diagram 2.
Claims (5)
1. a measurement meter entirety wiring on-line checking method aid, it is characterised in that: it includes base (1), on base (1)
Being provided with the disk (2) arranging vector hexagonal figure, disk (2) is provided with vector hexagonal figure (3), is provided with annular around disk (2)
Dish (4), annular disk (4) is provided with graduation mark (5), and annular disk (4) is uniformly divided into 360 parts by graduation mark (5), annular disk (4)
Can rotate around disk (2).
2. based on a Wiring detection method for metering measurement meter entirety wiring band electric-examination aid described in claim 1,
It is characterized in that, it comprises the following steps:
1) volt-ampere phase meter is utilized to measure between the voltage of high pressure phase three-wire three measurement meter, electric current, phase sequence and each voltage and electric current
The parameters such as phase angle；
2) judge that the phase sequence of ammeter wiring is positive phase sequence or negative-phase sequence according to the phase angle between voltage；
3) all phase sequences being likely to occur are listed, the most respectively by the first interelement voltage, the second interelement voltage respectively with three
Voltage in three line standard vector diagrams is corresponding mutually；
4) by upper for annular disk (4) 0 scale and step 3) in 2 voltages align respectively, and judge the first element and the second element
Electric current position on vector hexagonal figure (3)；
5) according to step 4) in the first element and the second element position on vector hexagonal figure (3) select step 3) in advance
Phase sequence present in the multiple phase sequence set；
6) to step 5) corresponding voltage and current carries out vector analysis on the phase sequence that draws and the first element, the second element,
Show that belonging to false wiring need to remedy record electricity.
The Wiring detection method of measurement meter entirety wiring band electric-examination aid the most according to claim 2, its feature
Be: in step 1) in, voltage refers to the first element, the second interelement voltage, electric current refer to flow through the first element,
The electric current of two element, phase angle refers to voltage on the phase angle on the first element between voltage and current, and the second element
And the phase angle between electric current.
The Wiring detection method of measurement meter entirety wiring band electric-examination aid the most according to claim 2, its feature
Be: in step 2) in positive phase sequence include tri-kinds of situations of abd, bca, cad, negative phase sequence includes tri-kinds of situations of cba, bac, acb.
The Wiring detection method of measurement meter entirety wiring band electric-examination aid the most according to claim 2, its feature
It is: in step 4) in, with 0 degree for starting point according to the phase place of voltage Yu electric current, look on annular disk (4) clockwise or counterclockwise
To the position of electric current, this position is the first element current or second element current position on vector diagram.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610791760.8A CN106199324B (en) | 2016-08-31 | 2016-08-31 | Auxiliary tool for electrified inspection of integral wiring of meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610791760.8A CN106199324B (en) | 2016-08-31 | 2016-08-31 | Auxiliary tool for electrified inspection of integral wiring of meter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106199324A true CN106199324A (en) | 2016-12-07 |
| CN106199324B CN106199324B (en) | 2023-10-27 |
Family
ID=58085874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610791760.8A Active CN106199324B (en) | 2016-08-31 | 2016-08-31 | Auxiliary tool for electrified inspection of integral wiring of meter |
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| Country | Link |
|---|---|
| CN (1) | CN106199324B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109358264A (en) * | 2018-11-22 | 2019-02-19 | 国网湖北省电力有限公司宜昌供电公司 | Detection metering device wiring has faultless phase angle measuring ruler |
| CN112731215A (en) * | 2020-12-04 | 2021-04-30 | 贵州电网有限责任公司 | Electric energy metering error wiring analysis device and method |
| CN113192156A (en) * | 2021-04-23 | 2021-07-30 | 国电汉川发电有限公司 | Hexagonal drawing method and system based on CAD and computer storage medium |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109358264A (en) * | 2018-11-22 | 2019-02-19 | 国网湖北省电力有限公司宜昌供电公司 | Detection metering device wiring has faultless phase angle measuring ruler |
| CN112731215A (en) * | 2020-12-04 | 2021-04-30 | 贵州电网有限责任公司 | Electric energy metering error wiring analysis device and method |
| CN113192156A (en) * | 2021-04-23 | 2021-07-30 | 国电汉川发电有限公司 | Hexagonal drawing method and system based on CAD and computer storage medium |
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| Publication number | Publication date |
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| CN106199324B (en) | 2023-10-27 |
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