CN113897906A - Novel transformer substation field region backflow prevention intelligent system and method - Google Patents
Novel transformer substation field region backflow prevention intelligent system and method Download PDFInfo
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- CN113897906A CN113897906A CN202111375541.9A CN202111375541A CN113897906A CN 113897906 A CN113897906 A CN 113897906A CN 202111375541 A CN202111375541 A CN 202111375541A CN 113897906 A CN113897906 A CN 113897906A
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- 230000002265 prevention Effects 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 117
- 230000001681 protective effect Effects 0.000 claims abstract description 31
- 238000012544 monitoring process Methods 0.000 claims abstract description 30
- 239000007788 liquid Substances 0.000 claims description 8
- 238000005056 compaction Methods 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 5
- 230000000630 rising effect Effects 0.000 claims description 4
- 230000004888 barrier function Effects 0.000 claims description 3
- 230000000717 retained effect Effects 0.000 claims description 3
- 229920006395 saturated elastomer Polymers 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 230000008092 positive effect Effects 0.000 abstract description 2
- 238000004891 communication Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000013500 data storage Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/10—Dams; Dykes; Sluice ways or other structures for dykes, dams, or the like
- E02B3/102—Permanently installed raisable dykes
- E02B3/104—Permanently installed raisable dykes with self-activating means
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- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Abstract
The invention relates to a novel transformer substation field backflow prevention intelligent system and method, and belongs to the technical field of transformer substation field flood prevention. The technical scheme is as follows: excavating a groove (6) for storing the water retaining air bag (1) outside the large door of the transformer substation; the water-retaining air bag (1) in the deflation state is contracted in the groove (6), the protective grate (2) is rotatably arranged above the groove (6) through a hinge shaft (9), and the upper end surface of the protective grate (2) in the flat state is flush with the ground; the water retaining air bag (1) is connected with the inflator pump (3), the water level monitoring sensor (4) is arranged in the transformer substation, and the inflator pump (3) and the water level monitoring sensor (4) are respectively connected with the air bag controller. The invention has the positive effects that: the water level inside and outside the transformer substation can be monitored in real time, automatic alarm can be given when the water level rises to a warning water level, and flood control equipment is automatically lifted to prevent flood from flowing backwards into a transformer substation field, so that automatic water level monitoring and automatic flood control in the transformer substation field are realized.
Description
Technical Field
The invention relates to a novel transformer substation field backflow prevention intelligent system and method, and belongs to the technical field of transformer substation field flood prevention.
Background
Coastal areas are often attacked by rainstorm and typhoon, when rainstorm or typhoon weather occurs, the water level can rise rapidly, particularly in low-lying areas and areas with blocked landforms, rainwater cannot be released rapidly, the water level can be too high, and therefore flood is poured into the interior of a transformer substation area, and water enters electric equipment. The water entering the equipment can not only damage electric power facilities, but also force the transformer substation to stop operation, and extremely bad influence is caused to the electricity consumption of residents. At present, flood control measures often taken by a transformer substation are that operators watch a low-lying transformer substation in advance before rainstorm and typhoon come, the conditions of water level are observed constantly, and when the water level reaches a warning position, the measures of flood control and waterlogging prevention are taken, such as a method of piling up flood control sandbag walls at a transformer substation doorway. The method requires operation and maintenance personnel to have weather professional knowledge, can accurately grasp the rising speed of the flood, and prepares enough flood control sandbags in advance. But has the problems of large potential safety hazard in rainy day operation, low efficiency of manually piling up the waterproof wall, serious influence on the entering and leaving of vehicles and personnel, and the like. Therefore, the technical problems to be solved in the field are urgently needed to be solved, such as the change of the water level inside and outside the transformer substation can be monitored in real time, the alarm can be automatically given when the water level rises to the warning water level, and the flood protection equipment can be automatically lifted to prevent flood from flowing backwards into the field area of the transformer substation.
Disclosure of Invention
The invention aims to provide a novel transformer substation field backflow prevention intelligent system and a novel transformer substation field backflow prevention intelligent method, which can monitor the change of water levels inside and outside a transformer substation in real time, can automatically alarm when the water level rises to a warning water level, and can automatically lift a flood prevention device to prevent flood from flowing backwards into the transformer substation field, so that the automatic monitoring and automatic flood prevention of the water level in the transformer substation field are realized, and the technical problems in the prior art are solved.
The technical scheme of the invention is as follows: a novel transformer substation field backflow prevention intelligent system comprises a water retaining air bag, a protection grate, an inflator pump, a water level monitoring sensor, an air bag controller and a groove; excavating a groove for storing a water retaining air bag outside a large door of the transformer substation; the water retaining air bag in the deflation state is contracted in the groove, the protective grate is rotatably arranged above the groove through a hinge shaft, and the upper end surface of the protective grate in the flat state is flush with the ground; the water retaining air bag is connected with the inflator pump, the water level monitoring sensor is arranged in the transformer substation, and the inflator pump and the water level monitoring sensor are respectively connected with the air bag controller. According to the invention, the trench is formed in the gate of the transformer substation, the water-retaining air bag capable of being inflated and deflated is arranged, and after the water-retaining air bag is inflated and expanded by the inflator pump, the water-retaining air bag is tightly attached to the wall of the transformer substation, so that accumulated water outside the transformer substation is prevented from entering the transformer substation through the gate.
The hinge shaft of the protection grate is close to the rear edge of the groove, the protection grate rotates 90 degrees and then is vertical to the ground, the water-retaining air bag is inflated, expanded and lifted, the protection grate supports the back of the expanded and lifted water-retaining air bag, and the flood resistance of the water-retaining air bag is improved.
The groove is composed of a groove lower space and an upper opening, the groove lower space is located below the ground, the upper opening is flush with the ground, the width of the upper opening is smaller than that of the groove lower space, after the water-retaining air bag is inflated, expanded and lifted, the width of the water-retaining air bag in the groove lower space is larger, and the capability of the water-retaining air bag for resisting flood is improved.
A first protection cover and a second protection cover are respectively arranged outside two sides of the protection grate, the water level monitoring sensor is placed in the first protection cover, and the inflator pump is placed in the second protection cover.
The first protective cover and the second protective cover are located above the groove.
The water level monitoring sensor is a multi-dimensional water level monitoring sensor and at least comprises three sensors: the device comprises a Hall water flow sensor, a rainwater sensor and an ultrasonic liquid level sensor; the Hall water flow sensor is arranged at a position 10cm away from the ground, is communicated with water flow inside and outside the transformer substation, and monitors the flow direction and flow rate of the water flow inside and outside the transformer substation in real time; monitoring the rainfall capacity of the day by using a rainwater sensor, and taking the rainfall capacity as one of basic criteria for predicting whether the water level rises or not; the height of the water level inside and outside the station is monitored in real time by utilizing the ultrasonic liquid level sensor, whether the water level rises to a warning position or not is judged, and the water retaining effect and the leakage problem exist after the water retaining air bag rises or not are judged.
The protective grate can bear the rolling compaction of objects such as vehicles and the like, and can also protect the water-retaining air bag from being damaged by foreign objects.
The novel intelligent control method for preventing the transformer substation from flowing backwards in the field area adopts the intelligent system for preventing the transformer substation from flowing backwards, and comprises the following steps:
excavating a groove for storing a water retaining air bag outside a large door of the transformer substation; under the normal condition of sunny weather, the water-retaining air bag is contracted in the groove in a deflation state; the protective grate is arranged above the groove and can rotate along the hinge shaft; under the condition, the protection grate is in a flat state, and the upper end surface of the protection grate is flat with the ground, so that the protection grate can bear the rolling compaction of objects such as vehicles and the like, and can also protect the water-retaining air bag from being damaged by foreign objects;
under the conditions of rainstorm and typhoon, when the water level monitored by the ultrasonic liquid level sensor rises to the warning position, and the Hall water flow sensor monitors that water outside the transformer substation flows into the transformer substation, when the water flow exceeds a specified value, the air bag controller immediately sends out an alarm signal, the air pump is automatically started to inflate the water-retaining air bag, the water-retaining air bag gradually rises from the groove, the protection grate is pushed to be changed from a flat state to a rising state, the water-retaining air bag rises above the groove, and a water-retaining dam is gradually formed at the gate of the transformer substation;
when the water retaining air bag is inflated to a saturated state, the inflation of the inflator pump is stopped, the water retaining air bag is tightly attached to the groove and the gate enclosing wall of the transformer substation, a water retaining barrier with good water sealing and pressure resistance is formed, and flood is retained outside the transformer substation area.
The invention has the positive effects that: the water level inside and outside the transformer substation can be monitored in real time, automatic alarm can be given when the water level rises to a warning water level, and flood control equipment is automatically lifted to prevent flood from flowing backwards into a transformer substation field, so that automatic water level monitoring and automatic flood control in the transformer substation field are realized.
Drawings
FIG. 1 is a schematic top view of a water retaining air bag according to an embodiment of the present invention in a lowered state;
FIG. 2 is a schematic front view of the water retaining air bag in a lowered state according to the embodiment of the present invention;
FIG. 3 is a left side view of the water retaining air bag in a lowered state according to the embodiment of the present invention;
FIG. 4 is a schematic top view of the water retaining air bag of the embodiment of the present invention in a raised state;
FIG. 5 is a schematic front view of the water retaining air bag according to the embodiment of the present invention in a raised state;
FIG. 6 is a left side view of the water retaining air bag in a raised and lowered state according to the embodiment of the present invention;
FIG. 7 is a hardware block diagram of an airbag controller according to an embodiment of the present invention;
in the figure: the water-retaining device comprises a water-retaining air bag 1, a protective grate 2, an inflator pump 3, a water level monitoring sensor 4, a groove 6, a first protective cover 7, a second protective cover 8, a hinge shaft 9, a groove lower space 10, an upper opening 11 and flood 12.
Detailed Description
The invention is further described with reference to the following figures and examples:
a novel transformer substation field backflow prevention intelligent system comprises a water retaining air bag 1, a protection grate 2, an inflator pump 3, a water level monitoring sensor 4, an air bag controller and a groove 6; excavating a groove 6 for storing the water retaining air bag 1 outside the large door of the transformer substation; the water retaining air bag 1 in the deflation state is contracted in the groove 6, the protection grate 2 is rotatably arranged above the groove 6 through a hinge shaft 9, and the upper end surface of the protection grate 2 in the flat state is flush with the ground; the water retaining air bag 1 is connected with the inflator pump 3, the water level monitoring sensor 4 is arranged in the transformer substation, and the inflator pump 3 and the water level monitoring sensor 4 are respectively connected with the air bag controller. According to the invention, the trench is formed in the gate of the transformer substation, the water-retaining air bag capable of being inflated and deflated is arranged, and after the water-retaining air bag is inflated and expanded by the inflator pump, the water-retaining air bag is tightly attached to the wall of the transformer substation, so that accumulated water outside the transformer substation is prevented from entering the transformer substation through the gate.
The hinge shaft 9 of the protection grate 2 is close to the rear edge of the groove 6, the protection grate 2 rotates 90 degrees and then is vertical to the ground, the water-retaining air bag 1 is inflated and expanded to rise, the protection grate 2 supports the back of the expanded and raised water-retaining air bag 1, and the capability of the water-retaining air bag 1 in resisting flood 12 is improved.
The groove 6 is composed of a groove lower space 10 and an upper opening 11, the groove lower space 10 is located below the ground, the upper opening 11 is flush with the ground, the width of the upper opening 11 is now smaller than that of the groove lower space 10, after the water-retaining air bag 1 is inflated, expanded and lifted, the width of the water-retaining air bag 1 in the groove lower space 10 is larger, and the capability of the water-retaining air bag 1 for resisting flood 12 is improved.
And a first protective cover 7 and a second protective cover 8 are respectively arranged outside two sides of the protective grate 2, the water level monitoring sensor 4 is placed in the first protective cover 7, and the inflator pump 3 is placed in the second protective cover 8.
The first protective cover 7 and the second protective cover 8 are located above the groove 6.
The water level monitoring sensor 4 is a multidimensional water level monitoring sensor and at least comprises three sensors: the device comprises a Hall water flow sensor, a rainwater sensor and an ultrasonic liquid level sensor; the Hall water flow sensor is arranged at a position 10cm away from the ground, is communicated with water flow inside and outside the transformer substation, and monitors the flow direction and flow rate of the water flow inside and outside the transformer substation in real time; monitoring the rainfall capacity of the day by using a rainwater sensor, and taking the rainfall capacity as one of basic criteria for predicting whether the water level rises or not; the height of the water level inside and outside the station is monitored in real time by utilizing the ultrasonic liquid level sensor, whether the water level rises to a warning position or not is judged, and the water retaining effect and the leakage problem exist after the water retaining air bag rises or not are judged.
The protective grate 2 can bear the rolling compaction of objects such as vehicles and the like, and can also protect the water-retaining air bag 1 from being damaged by foreign objects.
The invention utilizes the multidimensional water level monitoring sensor to monitor the liquid level, flow direction and flow velocity of accumulated water inside and outside the station, and intelligently controls the inflation and deflation of the water retaining air bag.
The protection grate normally plays a role in protecting the water retaining air bags from being rolled, and the protection grate is jacked up after the water retaining air bags expand and rotates 90 degrees along the hinge shaft to play a role in supporting the back of the water retaining air bags.
The novel intelligent control method for preventing the transformer substation from flowing backwards in the field area adopts the intelligent system for preventing the transformer substation from flowing backwards, and comprises the following steps:
excavating a groove 6 for storing the water retaining air bag 1 outside the large door of the transformer substation; under the normal condition of sunny weather, the water-retaining air bag 1 is contracted in the groove 6 in the deflation state; the protective grate 2 is arranged above the groove 6 and can rotate along the hinge shaft; in this case, the protective grate 2 is in a flat state, and the upper end surface is flat with the ground, so that the protective grate can bear the rolling compaction of objects such as vehicles and the like, and can protect the water-retaining air bag 1 from being damaged by foreign objects;
under the conditions of rainstorm and typhoon, when the water level monitored by the ultrasonic liquid level sensor rises to the warning position, and the Hall water flow sensor monitors that water outside the transformer substation flows into the transformer substation, when the water flow exceeds a specified value, the air bag controller immediately sends out an alarm signal, the inflator pump 3 is automatically started to inflate the water-retaining air bag 1, the water-retaining air bag 1 gradually rises from the groove 6, the protection grate 2 is pushed to be changed from a flat state to a rising state, the water-retaining air bag 1 rises above the groove, and a water-retaining dam is gradually formed at the gate of the transformer substation;
when the water-retaining air bag 1 is inflated to a saturated state, the inflator pump 3 is stopped to inflate, the water-retaining air bag 1 is tightly attached to the groove 6 and the gate enclosure of the transformer substation, a water-retaining barrier with good water sealing and pressure resistance is formed, and flood is retained outside the transformer substation area.
The air bag controller is an intelligent controller, is developed based on an ARM chip, and consists of modules such as an RS485 module, a WIFI wireless communication module, a liquid crystal data display module, a data storage module and a solid relay output module; the air bag controller can receive the detection data of the water level monitoring sensor 4, records the data such as the water level, the rainfall, the water flow direction and the flow in real time, stores the data in the memory module, transmits the data to the monitoring platform in the monitoring room through the RS485 communication module, and transmits the data to the handheld device monitoring software through the WIFI data communication module, so that the flood control and flood prevention situation in the station is conveniently monitored by operation and maintenance personnel. The solid-state relay output module is used for controlling the starting and stopping of the charging pump 3, further controlling the lifting of the water retaining air bag 1 and also controlling the starting and stopping of the drainage facility in the station.
Claims (7)
1. The utility model provides a novel transformer substation's field prevents flowing backward intelligent system which characterized in that: comprises a water retaining air bag (1), a protective grate (2), an inflator pump (3), a water level monitoring sensor (4), an air bag controller and a groove (6); excavating a groove (6) for storing the water retaining air bag (1) outside the large door of the transformer substation; the water-retaining air bag (1) in the deflation state is contracted in the groove (6), the protective grate (2) is rotatably arranged above the groove (6) through a hinge shaft (9), and the upper end surface of the protective grate (2) in the flat state is flush with the ground; the water-retaining air bag (1) is connected with the inflator pump (3), the water level monitoring sensor (4) is arranged in the transformer substation, and the inflator pump (3) and the water level monitoring sensor (4) are respectively connected with the air bag controller; after the water-retaining air bag is inflated and expanded by the inflator pump, the water-retaining air bag is tightly attached to the transformer substation enclosure wall, and accumulated water outside the transformer substation is prevented from entering the transformer substation through the gate.
2. The novel transformer substation field region backflow prevention intelligent system according to claim 1, is characterized in that: the hinge shaft (9) of the protection grate (2) is close to the rear edge of the groove (6), the protection grate (2) rotates for 90 degrees and then is vertical to the ground, the water-retaining air bag (1) is inflated and expanded to rise, the protection grate (2) supports the back of the expanded and raised water-retaining air bag (1), and the capability of the water-retaining air bag (1) for resisting flood is improved.
3. The novel transformer substation field region backflow prevention intelligent system according to claim 1 or 2, characterized in that: the water retaining air bag is characterized in that the groove (6) is composed of a groove lower space (10) and an upper opening (11), the groove lower space (10) is located below the ground, the upper opening (11) is flush with the ground, the width of the upper opening (11) is smaller than that of the groove lower space (10), after the water retaining air bag (1) is inflated, expanded and lifted, the width of the water retaining air bag (1) in the groove lower space (10) is larger, and the capability of the water retaining air bag (1) for resisting flood (12) is improved.
4. The novel transformer substation field region backflow prevention intelligent system according to claim 1 or 2, characterized in that: the two sides of the protection grate (2) are respectively provided with a first protection cover (7) and a second protection cover (8), the water level monitoring sensor (4) is placed in the first protection cover (7), and the inflator pump (3) is placed in the second protection cover (8).
5. The novel transformer substation field region backflow prevention intelligent system according to claim 4, is characterized in that: the first protective cover (7) and the second protective cover (8) are located above the groove (6).
6. The novel transformer substation field region backflow prevention intelligent system according to claim 1 or 2, characterized in that: the water level monitoring sensor (4) is a multi-dimensional water level monitoring sensor and at least comprises three sensors: hall water flow sensor, rain sensor and ultrasonic wave level sensor.
7. A novel intelligent control method for preventing backflow in a transformer substation field adopts the intelligent system for preventing backflow, which is defined by any one of claims 1 to 6, and comprises the following steps:
excavating a groove (6) for storing the water retaining air bag (1) outside the large door of the transformer substation; under the normal condition of sunny weather, the water-retaining air bag (1) is contracted in the groove (6) in an air-bleeding state; the protective grate (2) is arranged above the groove (6) and can rotate along the hinge shaft; under the condition, the protective grate (2) is in a flat state, and the upper end surface of the protective grate is flat with the ground, so that the protective grate can bear the rolling compaction of a vehicle and can protect the water-retaining air bag (1) from being damaged by foreign objects;
under the conditions of rainstorm and typhoon, when the water level monitored by the ultrasonic liquid level sensor rises to a warning position, and the Hall water flow sensor monitors that water outside the transformer substation flows into the transformer substation, when the water flow exceeds a specified value, the air bag controller immediately sends out an alarm signal, the air pump (3) is automatically started to inflate the water-retaining air bag (1), the water-retaining air bag (1) gradually rises from the groove (6), the protection grate (2) is pushed to be changed from a flat state to a rising state, the water-retaining air bag (1) rises above the groove, and a water-retaining dam is gradually formed at the gate of the transformer substation;
when the water-retaining air bag (1) is inflated to a saturated state, the inflator pump (3) is stopped from inflating, the water-retaining air bag (1) is tightly attached to the groove (6) and the gate enclosure of the transformer substation, a water-retaining barrier with good water sealing and pressure resistance is formed, and flood is retained outside the transformer substation field area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111375541.9A CN113897906A (en) | 2021-11-19 | 2021-11-19 | Novel transformer substation field region backflow prevention intelligent system and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111375541.9A CN113897906A (en) | 2021-11-19 | 2021-11-19 | Novel transformer substation field region backflow prevention intelligent system and method |
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| CN113897906A true CN113897906A (en) | 2022-01-07 |
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| CN202111375541.9A Pending CN113897906A (en) | 2021-11-19 | 2021-11-19 | Novel transformer substation field region backflow prevention intelligent system and method |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030167696A1 (en) * | 2002-03-08 | 2003-09-11 | Shih-Hsin Chen | Gate for the entry of a gateway for stopping the flow water |
| CN107015498A (en) * | 2017-03-21 | 2017-08-04 | 国家电网公司 | Transformer station's fluid pressure type flood prevention device |
| CN107338761A (en) * | 2016-11-24 | 2017-11-10 | 国家电网公司 | Concealed flood control system |
| CN109611007A (en) * | 2018-12-26 | 2019-04-12 | 大唐水电科学技术研究院有限公司 | A kind of Inlet and outlet gas bellows water-tight device |
-
2021
- 2021-11-19 CN CN202111375541.9A patent/CN113897906A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030167696A1 (en) * | 2002-03-08 | 2003-09-11 | Shih-Hsin Chen | Gate for the entry of a gateway for stopping the flow water |
| CN107338761A (en) * | 2016-11-24 | 2017-11-10 | 国家电网公司 | Concealed flood control system |
| CN107015498A (en) * | 2017-03-21 | 2017-08-04 | 国家电网公司 | Transformer station's fluid pressure type flood prevention device |
| CN109611007A (en) * | 2018-12-26 | 2019-04-12 | 大唐水电科学技术研究院有限公司 | A kind of Inlet and outlet gas bellows water-tight device |
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Application publication date: 20220107 |