CN107797501A - A kind of power system outdoor equipment latency condensation data analysis set-up - Google Patents
A kind of power system outdoor equipment latency condensation data analysis set-up Download PDFInfo
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- CN107797501A CN107797501A CN201710804968.3A CN201710804968A CN107797501A CN 107797501 A CN107797501 A CN 107797501A CN 201710804968 A CN201710804968 A CN 201710804968A CN 107797501 A CN107797501 A CN 107797501A
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- 230000005494 condensation Effects 0.000 title claims abstract description 88
- 238000009833 condensation Methods 0.000 title claims abstract description 88
- 238000007405 data analysis Methods 0.000 title claims abstract description 25
- 230000002159 abnormal effect Effects 0.000 claims abstract description 21
- 238000007689 inspection Methods 0.000 claims 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/048—Monitoring; Safety
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Inverter Devices (AREA)
Abstract
The present invention provides a kind of power system outdoor equipment latency condensation data analysis set-up, including condensation inductor, the first relay, the second relay, abnormal lamp, power lights and inverter；Wherein, the first coil control terminal of the first relay is concatenated into primary Ioops with condensation inductor；Second coil control terminal of the second relay is concatenated into tie point with power lights, and the normally closed contact of the second relay is connected into the second branch road with abnormal lamp string；Be in parallel connection between tie point, the second branch road and inverter three, and the sys node formed between three is connected by the normal opened contact of the first relay with outside one end except condensation device, another sys node formed between three is directly connected with the outside other end except condensation device.Implement the present invention, can timely and effectively judge the condensation data of outdoor power equipment, early warning simultaneously eliminates safe hidden trouble, so as to ensure the safe and stable operation of outdoor power equipment.
Description
Technical field
The present invention relates to technical field of relay protection, more particularly to a kind of power system outdoor equipment latency condensation data
Analytical equipment.
Background technology
Outdoor power equipment because simple in construction, maintenance capacity very little, operating cost is low, reliable and safe the advantages that it is extensive
Easily outdoor power equipment is met with applied to city electric distribution system, but in China the Changjiang river areas to the south, the damp and hot environment of high temperature
Run into serious condensation problem, cause outdoor power equipment to get rusty, operating mechanism bite corrosion, line short trip phenomena such as go out
It is existing, so as to cause the defects of insulating reduction, DC earthing, directly affect power supply safety.
With the development of Protection Technology, people are more next to outdoor power equipment latency condensation data and relay protection
More pay attention to, but can not also provide in the prior art a set of specifically to the early warning plane of outdoor equipment latency condensation data analysis
System, early warning and it can eliminate safe hidden trouble, so as to ensure the safe and stable operation of outdoor power equipment.
The content of the invention
Technical problem to be solved of the embodiment of the present invention is, there is provided a kind of power system outdoor equipment latency condensation
Data analysis set-up, it can timely and effectively judge the condensation data of outdoor power equipment, early warning simultaneously eliminates safe hidden trouble, so as to protect
Demonstrate,prove the safe and stable operation of outdoor power equipment.
In order to solve the above-mentioned technical problem, the embodiments of the invention provide a kind of power system outdoor equipment latency condensation
Data analysis set-up, with outside except condensation device is engaged, the power system outdoor equipment latency condensation data analysis dress
Put including condensation inductor, the first relay, the second relay, abnormal lamp, power lights and inverter；Wherein,
First relay is provided with first coil control terminal and normal opened contact；Wherein, the First Line of first relay
Circle control terminal is concatenated into primary Ioops with the condensation inductor；
Second relay is provided with the second coil control terminal and normally closed contact；Wherein, the second line of second relay
Circle control terminal is concatenated into tie point with the power lights, and the normally closed contact of second relay is connected into the abnormal lamp string
Second branch road；Be in parallel connection between the tie point, the second branch road and inverter three, and the tie point,
The sys node formed between two branch roads and inverter three by the normal opened contact of first relay with it is described outer
Portion is connected except one end of condensation device, another parallel connection formed between the tie point, the second branch road and inverter three
Node is directly with the outside except the other end of condensation device is connected.
Wherein, when detecting that the inverter is in abnormal state, second relay is failure to actuate so that institute
The normally closed contact for stating the second relay is kept closed, and it is the bright state of lamp to control the abnormal lamp.
Wherein, when detecting that the inverter is in normal condition, second actuating of relay, control described the
The normally closed contact of two relays is off so that the abnormal lamp keeps lamp to go out state.
Wherein, when the condensation data for detecting the condensation inductor sensing are less than default threshold in first relay
During value, first relay is failure to actuate and second actuating of relay so that the normal opened contact of first relay and
The normally closed contact of second relay remains off, and keeps the outside to remove condensation device off position.
Wherein, preset when the condensation data for detecting the condensation inductor sensing are more than described in first relay
Threshold value when, first actuating of relay and second relay act so that the normally opened of the first relay connects
Point is kept closed and so that the normally closed contact of second relay remains off, and drives the outside to remove condensation
Device enters working condition.
Wherein, the power system outdoor equipment latency condensation data analysis set-up also includes condensation percentages show
Device, the condensation percentages show device are arranged between the coil control terminal of the condensation inductor and first relay.
Implement the embodiment of the present invention, have the advantages that：
In embodiments of the present invention, by device can gather the size of outside condensation data according to condensation inductor, control
The different actuatings of relay, abnormal lamp different conditions switching is realized, therefore can timely and effectively judge the condensation of outdoor power equipment
Data, early warning simultaneously eliminate safe hidden trouble, so as to ensure the safe and stable operation of outdoor power equipment.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, according to
These accompanying drawings obtain other accompanying drawings and still fall within scope of the invention.
Fig. 1 is that the circuit of power system outdoor equipment latency condensation data analysis set-up provided in an embodiment of the present invention connects
Connect schematic diagram.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, the present invention is made into one below in conjunction with accompanying drawing
It is described in detail on step ground.
As shown in figure 1, in the embodiment of the present invention, there is provided a kind of power system outdoor equipment latency condensation data point
Analysis apparatus, with outside except condensation device is engaged, the power system outdoor equipment latency condensation data analysis set-up includes solidifying
Reveal inductor M, the first relay J1, the second relay J2, abnormal lamp L1, power lights L2 and inverter U；Wherein,
First relay J1 is provided with first coil control terminal and normal opened contact J1-1；Wherein, the first relay J1 First Line
Circle control terminal is concatenated into primary Ioops with condensation inductor M；
Second relay J2 is provided with the second coil control terminal and normally closed contact J2-1；Wherein, the second relay J2 the second line
Circle control terminal is concatenated into tie point with power lights L2, and the second relay J2 normally closed contact J2-1 concatenates with the abnormal lamp L1
Into the second branch road；Be in parallel connection between tie point, the second branch road and inverter U three, and tie point, the second branch road
And the sys node a formed between inverter U three is coagulated by the first relay J1 normal opened contact J1-1 with outside remove
One end of dew device is connected, and another sys node b formed between tie point, the second branch road and inverter U three is direct
It is connected with the outside other end except condensation device.
In embodiments of the present invention, it is necessary first to filled by detecting the data analysis of power system outdoor equipment latency condensation
Whether the inverter U put is in normal condition to judge that the outdoor equipment latency condensation data analysis set-up is normal or different
Often, secondly need to be in the case where the outdoor equipment latency condensation data analysis set-up be in normal operating conditions, further according to condensation
Inductor M gathers the size of condensation data, controls the different actuatings of relay, realizes abnormal lamp L1 different conditions switching, so as to
The condensation data of outdoor power equipment can timely and effectively be judged, early warning simultaneously eliminates safe hidden trouble, so as to ensure outdoor electric
The safe and stable operation of equipment.Above-mentioned steps are implemented as follows：
（I）Outdoor equipment latency condensation data analysis set-up is abnormal：When detecting that inverter U is in abnormal state,
Second relay J2 is failure to actuate so that the second relay J2 normally closed contact J2-1 is kept closed, and controls the abnormal lamp L1 to be
The bright state of lamp.
（II）Outdoor equipment latency condensation data analysis set-up is normal：When detecting that inverter U is in normal condition
When, the second relay J2 actions, the second relay J2 of control normally closed contact J2-1 is off so that abnormal lamp L2 is protected
Lamp is held to go out state.
It should be noted that in step（II）During outdoor equipment latency condensation data analysis set-up is normal, power lights L2
It is always maintained at the bright state of lamp.Meanwhile need further to gather the sizes of outside condensation data according to condensation inductor M to control not
The same actuating of relay, specific implementation step are as follows：
（1）When the condensation data for detecting the condensation inductor M sensings are less than default threshold value in the first relay J1, the
One relay J1 is failure to actuate and the second relay J2 actions so that the first relay J1 normal opened contact J1-1 and the second relay
J2 normally closed contact J2-1 is remained off, and is kept outside and is removed condensation device off position；
（2）When detect condensation inductor M sensing condensation data be more than the first relay J1 in default threshold value when, first after
Electrical equipment J1 act and the second relay J2 act so that the first relay J1 normal opened contact J1-1 be kept closed and
So that the second relay J2 normally closed contact J2-1 is remained off, driving is outside except condensation device enters working condition.
For the size of the real-time display condensation inductor M condensation data sensed, therefore power system outdoor equipment
Latency condensation data analysis set-up also includes condensation percentages show device P, and condensation percentages show device P is arranged at condensation sensing
Between device M and the first relay J1 coil control terminal.
Implement the embodiment of the present invention, have the advantages that：
In embodiments of the present invention, by device can gather the size of outside condensation data according to condensation inductor, control
The different actuatings of relay, abnormal lamp different conditions switching is realized, therefore can timely and effectively judge the condensation of outdoor power equipment
Data, early warning simultaneously eliminate safe hidden trouble, so as to ensure the safe and stable operation of outdoor power equipment.
Above disclosure is only preferred embodiment of present invention, can not limit the right model of the present invention with this certainly
Enclose, therefore the equivalent variations made according to the claims in the present invention, still belong to the scope that the present invention is covered.
Claims (6)
1. a kind of power system outdoor equipment latency condensation data analysis set-up, with outside except condensation device is engaged, it is special
Sign is that the power system outdoor equipment latency condensation data analysis set-up includes condensation inductor（M）, the first relay
（J1）, the second relay（J2）, abnormal lamp（L1）, power lights（L2）And inverter（U）；Wherein,
First relay（J1）It is provided with first coil control terminal and normal opened contact（J1-1）；Wherein, first relay
Device（J1）First coil control terminal and the condensation inductor（M）It is concatenated into primary Ioops；
Second relay（J2）It is provided with the second coil control terminal and normally closed contact（J2-1）；Wherein, second relay
Device（J2）The second coil control terminal and the power lights（L2）It is concatenated into tie point, second relay（J2）It is normally closed
Contact（J2-1）With the abnormal lamp（L1）It is concatenated into the second branch road；The tie point, the second branch road and inverter（U）Three
Be in parallel connection between person, and the tie point, the second branch road and inverter（U）The sys node formed between three
Pass through first relay（J1）Normal opened contact（J1-1）With the outside except one end of condensation device is connected, described first
Branch road, the second branch road and inverter（U）Another sys node formed between three directly removes condensation device with the outside
The other end be connected.
2. power system outdoor equipment latency condensation data analysis set-up as claimed in claim 1, it is characterised in that work as inspection
Measure the inverter（U）During in abnormal state, second relay（J2）It is failure to actuate so that second relay
Device（J2）Normally closed contact（J2-1）It is kept closed, controls the abnormal lamp（L1）For the bright state of lamp.
3. power system outdoor equipment latency condensation data analysis set-up as claimed in claim 1, it is characterised in that work as inspection
Measure the inverter（U）During in normal condition, second relay（J2）Action, control second relay
（J2）Normally closed contact（J2-1）It is off so that the abnormal lamp（L2）Lamp is kept to go out state.
4. power system outdoor equipment latency condensation data analysis set-up as claimed in claim 3, it is characterised in that work as inspection
Measure the condensation inductor（M）The condensation data of sensing are less than first relay（J1）In default threshold value when, it is described
First relay（J1）It is failure to actuate and second relay（J2）Action so that first relay（J1）Normal opened contact
（J1-1）With second relay（J2）Normally closed contact（J2-1）Remain off, keep the outside to be filled except condensation
Put off position.
5. power system outdoor equipment latency condensation data analysis set-up as claimed in claim 4, it is characterised in that work as inspection
Measure the condensation inductor（M）The condensation data of sensing are more than first relay（J1）Described in default threshold value when,
First relay（J1）Action and second relay（J2）Act so that first relay（J1）It is normally opened
Contact（J1-1）It is kept closed and causes second relay（J2）Normally closed contact（J2-1）Remain off,
The outside is driven to enter working condition except condensation device.
6. the power system outdoor equipment latency condensation data analysis set-up as any one of claim 1-5, it is special
Sign is that the power system outdoor equipment latency condensation data analysis set-up also includes condensation percentages show device（P）, institute
State condensation percentages show device（P）It is arranged at the condensation inductor（M）With first relay（J1）Coil control terminal
Between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710804968.3A CN107797501B (en) | 2017-09-08 | 2017-09-08 | Latent condensation data analysis device for outdoor equipment of power system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710804968.3A CN107797501B (en) | 2017-09-08 | 2017-09-08 | Latent condensation data analysis device for outdoor equipment of power system |
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| CN107797501A true CN107797501A (en) | 2018-03-13 |
| CN107797501B CN107797501B (en) | 2023-12-12 |
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Cited By (1)
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| CN108512045A (en) * | 2018-04-02 | 2018-09-07 | 国网宁夏电力有限公司中卫供电公司 | A kind of condensation detection sweep-out method and device |
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| CN107797501B (en) | 2023-12-12 |
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