CN104391217B - The line inspection method of naval vessel generator system - Google Patents
The line inspection method of naval vessel generator system Download PDFInfo
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- CN104391217B CN104391217B CN201410687754.9A CN201410687754A CN104391217B CN 104391217 B CN104391217 B CN 104391217B CN 201410687754 A CN201410687754 A CN 201410687754A CN 104391217 B CN104391217 B CN 104391217B
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Abstract
The present invention relates to a kind of line inspection method of naval vessel generator system, which includes：Shed all control detection circuit fuses of generator system panel end generator panel；The resistance value of circuit between the load line panel end of the first bus-bar and the load line panel end of the second bus-bar is measured, and records first measured value；By the load line generator end short circuit of the load line generator end of the first bus-bar and second bus-bar；The resistance value of circuit between the load line panel end of the first bus-bar and the load line panel end of the second bus-bar is remeasured, and records second measured value；Judge whether the first measured value, the second measured value correspond with the first preset value, the second preset value；If, it is determined that the first phase winding of threephase alternator and the second phase winding respectively with panel system the first bus-bar load line and the second bus-bar load line connection it is errorless.The present invention can significantly lift line inspection efficiency, shorten whole test period, and reduces cost.
Description
Technical field
The present invention relates to naval vessel electrical generator fields, and in particular to a kind of line inspection method of naval vessel generator system.
Background technology
Naval vessel generator system is the main provider of electric energy on naval vessel, and which manufactures electric energy simultaneously by threephase alternator
By panel system by electrical power distribution to each electricity system.Wherein, panel system includes the three-phase windings with electromotor
The load line of three bus-bars being connected respectively, and the load line of each bus-bar is numerous, by taking certain naval vessel as an example, each remittance
The load line of stream row is up to 13, then the load line of three bus-bars has 39, sends out plus four sets of naval vessels of configuration on ship again
Electric system, then one have 156 load lines.The naval vessel generator system assembling in the manufacture on naval vessel and assembling process is finished
Afterwards, before the use, also need to check whether all of load line connects errorless, for example, it is assumed that correct connected mode should be
First confluxes drains into the load line of the 3rd bus-bar and is connected to the first phase winding of the threephase alternator to the 3rd
On phase winding, but certain root load line of the first bus-bar may be connected on the second phase winding actually in assembling process,
This just generates wiring error (i.e. short circuit).
In order to prevent wiring error, in the generator system on ship for civil use the load line of panel system bus due to
Plastic outer layer is used, can be distinguished by the plastic outer layer of different colours；And in the generator system on the ship of war
The load line of panel system bus use rubber outer (load line that usual first confluxes drains into the 3rd bus-bar
Rubber outer is white), can only on rubber outer reference numbers distinguishing, but these Digital IDs be easy to come off or
Person fogs or is just covered by electrical adhesive tape in assembling, thus cannot accurately distinguish.
In order to be accurately distinguished in prior art, check whether the load line of the first bus-bar is accurately connected to the first phase
During winding, needing will be the connection of institute's terminated line and the first phase winding of the first bus-bar all off (in undetermined situation
Under, no matter whether wiring is correctly both needed to disconnect), then which is measured with the second phase winding or third phase winding with circuit tester one by one
Between circuitous resistance be whether infinitely great, if being infinity, wiring is errorless (to illustrate that the load line was not connected on originally
On second phase winding or third phase winding, but correctly it is connected on the first phase winding)；If there are the feelings that circuitous resistance is close to zero
Condition, then illustrate wiring error.For the load line and the 3rd bus-bar of the second bus-bar load line inspection with this in the same manner.
By the line inspection method of above-mentioned prior art, once these load line wrongs, it will be one very great to check
Engineering, be difficult to operate along with the space of generator system is very narrow, this line inspection method needs 2 people to cooperate and consume
When time of at least 5 days can just check out all 156 load lines, efficiency is very low, along with generator system is other
Electricity system carries out the basis of test, and time-consuming permanent line inspection work result in the serious delay of test period, and cause into
This increase.
The content of the invention
The present invention be directed to line inspection method inefficiency of the prior art and cause the test period seriously to be delayed, human cost
A kind of technical problem of increase, there is provided the line inspection method of the naval vessel generator system that efficiency is increased substantially.
A kind of line inspection method of naval vessel generator system proposed by the present invention, the naval vessel generator system include that three intersect
Stream electromotor and the panel system for dispensing the electric energy produced by the threephase alternator, the three phase AC power generating
First phase winding of machine confluxes around be connected to the panel system first to third phase and drains into the load line of the 3rd bus-bar
On；Described first is confluxed the one end connected to third phase winding with first phase winding on the load line for drain into the 3rd bus-bar
For generator end, described first one end confluxed on the load line for drain into the 3rd bus-bar for external electricity distribution is panel
End；The line inspection method is comprised the following steps：
Shed all controls of panel end generator panel, detection circuit fuse；
At the load line panel end of the load line panel end of first bus-bar and the second bus-bar, measurement is described
The resistance value of circuit between the load line panel end of the first bus-bar and the load line panel end of the second bus-bar, and record
First measured value；
By the load line generator end short circuit of the load line generator end of first bus-bar and second bus-bar；
Again at the load line panel end of the load line panel end of first bus-bar and the second bus-bar, measurement
The resistance value of circuit between the load line panel end of first bus-bar and the load line panel end of the second bus-bar, and
Record second measured value；
Judge whether first measured value meets the first preset value, while judging whether second measured value meets
Two preset values；
If first measured value meets the first preset value, while second measured value meets the second preset value, then really
First phase winding and the second phase winding of the fixed threephase alternator is respectively with the first bus-bar of the panel system
Load line and the second bus-bar load line connection it is errorless.
Further, the line inspection method of described naval vessel generator system also includes：According to the threephase alternator
The load of first phase winding and the second phase winding with the load line and the second bus-bar of the first bus-bar of the panel system
The determination method of the connection of line, determines first phase winding and third phase winding of the threephase alternator with the panel
Whether the connection of the load line of the load line and the 3rd bus-bar of the first bus-bar of system is wrong.
Further, the line inspection method of described naval vessel generator system also includes：According to the threephase alternator
The load of first phase winding and the second phase winding with the load line and the second bus-bar of the first bus-bar of the panel system
The determination method of the connection of line, determines second phase winding and third phase winding of the threephase alternator with the panel
Whether the connection of the load line of the load line and the 3rd bus-bar of the second bus-bar of system is wrong.
Preferably, the load line panel end of first bus-bar and the load line panel end of the second bus-bar are measured
Between circuit resistance value instrument be milliohmmeter.
Preferably, first preset value is 5.8 milliohms to 6.0 milliohms, and second preset value is 3.2 milliohms to 3.4
Milliohm.
Preferably, the load line generator end of the load line generator end of first bus-bar and second bus-bar
Between shorting stub be cable that sectional area is 95 square millimeters.
Additionally, the present invention also proposes a kind of naval vessel generator system, which adopts looking into for any of the above-described naval vessel generator system
Line method carries out the line inspection.
Beneficial effect：A kind of line inspection method of naval vessel generator system proposed by the present invention, can first to the first bus-bar
The connection of load line and the first phase winding carries out overall inspection (totality is checked without the need for load line is disconnected one by one), really
Recognize it is errorless after just can adopt identical method continue the connection of load line respectively to the second bus-bar and the second phase winding, the 3rd
The load line of bus-bar and the connection of third phase winding carry out overall inspection, if in whole process inspection result be wiring without
By mistake, just checked without the need for load line be disconnected one by one (and the original originally errorless situation of wiring is commonly exist,
The connection of institute's terminated line is checked only to ensure perfectly safe before generator system use), therefore this
Invention can significantly lift line inspection efficiency, and (only needing if test, 2 people cooperation 0.5 day just can complete 156 load line
Check), while and the whole test period is greatly shortened, and also reduce human cost.
Description of the drawings
Fig. 1 is a kind of line inspection embodiment of the method schematic flow sheet of naval vessel generator system proposed by the present invention；
Fig. 2 is the bus-bar load line and the structural representation of three-phase windings of the naval vessel generator system corresponding with Fig. 1.
Specific embodiment
For the ease of it will be appreciated by those skilled in the art that carrying out further to the present invention below in conjunction with accompanying drawing and embodiment
Description.
See also Fig. 1 to Fig. 2, a kind of line inspection method of naval vessel generator system that the present embodiment is proposed, the warship
Ship generator system includes threephase alternator and the distribution for dispensing the electric energy produced by the threephase alternator
Plate system, the first phase winding of the threephase alternator is to third phase winding (such as the A phases of electromotor G, B phases and C in Fig. 2
Phase) it is connected to the first of the panel system and confluxes on the load line for draining into the 3rd bus-bar (as shown in Fig. 2 the first bus-bar
Load line be A1 to A13, the load line of the second bus-bar is B1 to B13, and the load line of the 3rd bus-bar is C1 to C13)；Institute
State first and conflux the one end connected with first phase winding to third phase winding on the load line for drain into the 3rd bus-bar to send out
Motor side, described first one end confluxed on the load line for drain into the 3rd bus-bar for external electricity distribution is panel end
(then the load line upper end of bus-bar is panel end as shown in Figure 2, and lower end is generator end, generator end and panel end
Distinguish merely to being convenient for quoting when being introduced below.)；The line inspection method of the present embodiment comprises the following steps S100 extremely
S600：
S100, shed all controls of panel end generator panel, detection circuit fuse.
S200, at the load line panel end of the load line panel end of first bus-bar and the second bus-bar, survey
The resistance value of circuit between the load line panel end of first bus-bar and the load line panel end of the second bus-bar is measured,
And record first measured value.
S300, by the load line generator end of the load line generator end of first bus-bar and second bus-bar
Short circuit.
S400, again in the load line panel of the load line panel end of first bus-bar and the second bus-bar
End, measures the electricity of circuit between the load line panel end of the first bus-bar and the load line panel end of the second bus-bar
Resistance, and record second measured value.
S500, judge whether first measured value meets the first preset value, while whether judging second measured value
Meet the second preset value.
If S600, first measured value meet the first preset value, while second measured value meets the second preset value,
Then determine that first phase winding and the second phase winding of the threephase alternator respectively with the panel system first converges
The connection of the load line of the load line and the second bus-bar of stream row is errorless.
In the present embodiment, step S100 includes unloading the control in panel system, detection circuit etc. (specifically can be with
The fuse of control, detection circuit is unloaded), it is ensured that execution step S200 after generator system zero load.
Milliohmmeter is specifically can use to measure in step s 200, then the resistance value (i.e. the first measured value) for measuring is the
13 load lines of one bus-bar, 13 load lines of the second bus-bar, the first phase winding (A phases) and the second phase winding (B
Phase) resistance value of circuit that constitutes.Assume that the load line of each bus-bar is just the same, then can set 13 of the first bus-bar
The resistance value that the resistance value of 13 load lines of load line and the second bus-bar is Ra, the first phase winding and the second phase winding is equal
For Rb, connect correct and in the case of ignoring other interference factors in load line, first measured value should be 2Ra+2Rb, this
In embodiment, first measured value is specifically about 5.8 milliohms to 6.0 milliohms.
As (one) load line often used in naval vessel is to be carefully leading for 95 square millimeters of wires by three sectional areas
The cable of line composition, thus a long 1 meter, cable that sectional area is 95 square millimeters can be used in step S300 as short circuit
Line, by load line generator end shorting stub of the load line generator end of first bus-bar with second bus-bar be
Can.
In step S400, equally available milliohmmeter is measured, due at this moment the first phase winding (A phases) and the second phase
The circuit that winding (B phases) is constituted is shorted, then the resistance value (i.e. the second measured value) for measuring is 13 of the first bus-bar
The resistance value of the circuit of 13 load line compositions of load line and the second bus-bar, connects correct in load line and ignores other
In the case of interference factor, second measured value should be 2Ra, and in the present embodiment, second measured value is specifically about 3.2 milliohms extremely
3.4 milliohm.
In step S500, it is assumed that in the case of load line connection is correct, the first measured value is specifically about in theory
5.8 milliohms to 6.0 milliohms, the second measured value are specifically about 3.2 milliohms to 3.4 milliohms, then can be set to sentence by the two theoretical values
Disconnected benchmark, it is 5.8 milliohms to 6.0 milliohms for example to arrange the first preset value, and the second measured value of setting is 3.2 milliohms to 3.4 millis
Europe.
The first measured value for really measuring and the first preset value are compared in step S600, and second is measured
Whether value is compared with the second preset value sees to be consistent and can determine whether whether wiring is correct.
Below first phase winding and the second phase winding of threephase alternator are only described with the panel system
The inspection of the connection of the load line of the load line of the first bus-bar and the second bus-bar, determine method, and three-phase alternating current is sent out
Motor other biphase inspections to the connection of other two bus-bars load lines, the method for determination corresponding can be referred to.
Specifically, the present embodiment also includes：According to first phase winding and the second phase winding of the threephase alternator
With the determination method of the connection of the load line of the load line and the second bus-bar of the first bus-bar of the panel system, it is determined that
Load of first phase winding and third phase winding of the threephase alternator with the first bus-bar of the panel system
Whether the connection of the load line of line and the 3rd bus-bar is wrong.
Further, the present embodiment also includes：According to first phase winding and the second phase winding of the threephase alternator
With the determination method of the connection of the load line of the load line and the second bus-bar of the first bus-bar of the panel system, it is determined that
Load of second phase winding and third phase winding of the threephase alternator with the second bus-bar of the panel system
Whether the connection of the load line of line and the 3rd bus-bar is wrong.
A kind of line inspection method of naval vessel generator system that the present embodiment is proposed, can first to the load line of the first bus-bar with
The connection of the first phase winding carries out overall inspection (totality is checked without the need for load line is disconnected one by one), just may be used after confirmation is errorless
The load of the connection of load line respectively to the second bus-bar and the second phase winding, the 3rd bus-bar is continued using identical method
Line carries out overall inspection with the connection of third phase winding, as long as inspection result is that wiring is errorless in whole process, just without the need for bearing
Carry line and disconnect and being checked that (and the original originally errorless situation of wiring is commonly exist, and is made in generator system one by one
With being checked the connection of institute's terminated line only to ensure perfectly safe before), therefore the present embodiment can be big
Amplitude lifted line inspection efficiency (only need if test, 2 people cooperation 0.5 day just can complete 156 load lines inspection), while
The whole test period has been greatly shortened again, and has also reduced human cost.
The present invention also accordingly proposes a kind of embodiment of naval vessel generator system, and which can adopt above-mentioned naval vessel electromotor
The line inspection embodiment of the method for system carries out the line inspection.Simultaneously as the naval vessel generator system embodiment employs above-mentioned naval vessel
The line inspection embodiment of the method for generator system carries out the line inspection, therefore has equally had both the line inspection side of above-mentioned naval vessel generator system
All beneficial effects (include improving line inspection effect, shorten the whole test period, reduce human cost) in method embodiment.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more concrete and detailed, but and
Therefore the restriction to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, some deformations and improvement can also be made, these belong to the guarantor of the present invention
Shield scope.Therefore, the protection domain of patent of the present invention should be defined by claims.
Claims (6)
1. a kind of line inspection method of naval vessel generator system, the naval vessel generator system include threephase alternator and are used for
Dispense the panel system of the electric energy produced by the threephase alternator, the first phase winding of the threephase alternator
Conflux on the load line for draining into the 3rd bus-bar to third phase around be connected to the panel system first；Described first confluxes
It is generator end to drain into the one end connected with first phase winding to third phase winding on the load line of the 3rd bus-bar, described
First one end confluxed on the load line for drain into the 3rd bus-bar for external electricity distribution is panel end；Characterized in that,
Comprise the following steps：
Shed all controls of panel end generator panel, detection circuit fuse；
In the load line panel end of the load line panel end of first bus-bar and the second bus-bar, measurement described first
The resistance value of circuit between the load line panel end of bus-bar and the load line panel end of the second bus-bar, and record first
Measured value；
By the load line generator end short circuit of the load line generator end of first bus-bar and second bus-bar；
Again at the load line panel end of the load line panel end of first bus-bar and the second bus-bar, measurement is described
The resistance value of circuit between the load line panel end of the first bus-bar and the load line panel end of the second bus-bar, and record
Second measured value；
Judge whether first measured value meets the first preset value, while it is pre- to judge whether second measured value meets second
If value；
If first measured value meets the first preset value, while second measured value meets the second preset value, it is determined that institute
State first phase winding and the second phase winding of threephase alternator respectively with the panel system the first bus-bar it is negative
The connection for carrying the load line of line and the second bus-bar is errorless.
2. the line inspection method of naval vessel generator system according to claim 1, it is characterised in that also include：According to described
First phase winding and the second phase winding of threephase alternator with the first bus-bar of the panel system load line and
The determination method of the connection of the load line of the second bus-bar, determines first phase winding and third phase of the threephase alternator
Whether winding is wrong with the connection of the load line of the load line and the 3rd bus-bar of the first bus-bar of the panel system.
3. the line inspection method of naval vessel generator system according to claim 2, it is characterised in that also include：According to described
First phase winding and the second phase winding of threephase alternator with the first bus-bar of the panel system load line and
The determination method of the connection of the load line of the second bus-bar, determines second phase winding and third phase of the threephase alternator
Whether winding is wrong with the connection of the load line of the load line and the 3rd bus-bar of the second bus-bar of the panel system.
4. the line inspection method of naval vessel generator system according to claim 1, it is characterised in that measurement described first is confluxed
Between the load line panel end of row and the load line panel end of the second bus-bar, the instrument of the resistance value of circuit is milliohmmeter.
5. the line inspection method of naval vessel generator system according to claim 4, it is characterised in that first preset value is
5.8 milliohms to 6.0 milliohms, second preset value are 3.2 milliohms to 3.4 milliohms.
6. the line inspection method of naval vessel generator system according to claim 5, it is characterised in that first bus-bar
It is 95 squares of millis that shorting stub between the load line generator end of load line generator end and second bus-bar is sectional area
The cable of rice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410687754.9A CN104391217B (en) | 2014-11-25 | 2014-11-25 | The line inspection method of naval vessel generator system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410687754.9A CN104391217B (en) | 2014-11-25 | 2014-11-25 | The line inspection method of naval vessel generator system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104391217A CN104391217A (en) | 2015-03-04 |
| CN104391217B true CN104391217B (en) | 2017-03-29 |
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ID=52609142
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410687754.9A Active CN104391217B (en) | 2014-11-25 | 2014-11-25 | The line inspection method of naval vessel generator system |
Country Status (1)
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| CN (1) | CN104391217B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6335631B2 (en) * | 1998-12-07 | 2002-01-01 | General Electric Company | Induction machine asymmetry detection instrument and method |
| CN202133758U (en) * | 2011-06-10 | 2012-02-01 | 中国长江航运集团青山船厂 | Test run equipment of ship power station |
| CN102969712A (en) * | 2012-12-08 | 2013-03-13 | 永济新时速电机电器有限责任公司 | Power supply of electrical propulsion ship |
| CN103345869B (en) * | 2013-06-25 | 2016-01-06 | 武汉理工大学 | Based on the multikilowatt ship energy system experimental platform that compound energy generates electricity by way of merging two or more grid systems |
| CN203350414U (en) * | 2013-07-01 | 2013-12-18 | 上海华润大东船务工程有限公司 | Portable ship generator main switch test equipment |
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2014
- 2014-11-25 CN CN201410687754.9A patent/CN104391217B/en active Active
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| CN104391217A (en) | 2015-03-04 |
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