CN111243834B - Heat storage drying device and method for transformer main body moisture absorber - Google Patents
Heat storage drying device and method for transformer main body moisture absorber Download PDFInfo
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- CN111243834B CN111243834B CN202010267256.4A CN202010267256A CN111243834B CN 111243834 B CN111243834 B CN 111243834B CN 202010267256 A CN202010267256 A CN 202010267256A CN 111243834 B CN111243834 B CN 111243834B
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- 239000006096 absorbing agent Substances 0.000 title claims abstract description 173
- 238000005338 heat storage Methods 0.000 title claims abstract description 26
- 238000001035 drying Methods 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims description 13
- 230000029058 respiratory gaseous exchange Effects 0.000 claims abstract description 34
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000000741 silica gel Substances 0.000 claims abstract description 20
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 20
- 238000010521 absorption reaction Methods 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 14
- 230000008929 regeneration Effects 0.000 claims description 12
- 238000011069 regeneration method Methods 0.000 claims description 12
- 239000011358 absorbing material Substances 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 9
- 229920006395 saturated elastomer Polymers 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 238000007664 blowing Methods 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 3
- 238000001179 sorption measurement Methods 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 2
- 229910002804 graphite Inorganic materials 0.000 claims description 2
- 239000010439 graphite Substances 0.000 claims description 2
- 239000002250 absorbent Substances 0.000 description 5
- 230000002745 absorbent Effects 0.000 description 5
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000003912 environmental pollution Methods 0.000 description 3
- 241001391944 Commicarpus scandens Species 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 239000003463 adsorbent Substances 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000007770 graphite material Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011664 nicotinic acid Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 239000011232 storage material Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/10—Liquid cooling
- H01F27/12—Oil cooling
- H01F27/14—Expansion chambers; Oil conservators; Gas cushions; Arrangements for purifying, drying, or filling
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Drying Of Gases (AREA)
Abstract
The invention relates to a heat storage drying device of a transformer main body moisture absorber and a drying method thereof, wherein the heat storage drying device comprises a control module, a first moisture absorber, a second moisture absorber and a breathing three-way bent pipe, the output ports of the first moisture absorber and the second moisture absorber are respectively connected with the breathing three-way bent pipe through pipelines provided with a first electromagnetic valve and a second electromagnetic valve, the three-way bent pipe is connected with a conservator through a breathing down pipe, the output ports of the first moisture absorber and the second moisture absorber are respectively connected with two output ports of the three-way electromagnetic valve through pipelines, the output ports of the three-way electromagnetic valve are connected with the output ports of a small blower through pipelines, a first humidity sensor and a second humidity sensor are respectively arranged in the first moisture absorber and the second moisture absorber, a condensing parabolic reflector is arranged at the outer side of the moisture absorber, the control module is electrically connected with each electric device, and the two moisture absorbers of the device continuously circulate to work, thereby achieving the purposes of uninterrupted work of the transformer main body moisture absorber and replacement-free silica gel moisture absorber.
Description
Technical Field
The invention relates to the technical field of transformer operation pressure balance air flow drying, in particular to a heat storage drying device of a transformer main body moisture absorber and a drying method thereof.
Background
The transformer main body is in operation, the volume change of expansion caused by heat and contraction caused by cold of transformer oil in the transformer main body can be caused due to load change and environmental temperature change, at the moment, the upper part conservator of the transformer main body and the atmosphere produce respiration through the breathing tube to balance the change of the internal pressure of the transformer in the transformer main body, and the moisture absorber arranged at the tail end of the breathing tube can absorb moisture in the atmosphere sucked by the breathing tube to ensure the drying of sucked air. The existing transformer main body moisture absorber mainly comprises a glass straight cylinder, an upper flange structure and a lower flange structure, renewable and renewable moisture absorbing materials are contained in the glass straight cylinder to form a moisture absorber body, the used moisture absorbing agent is granular silica gel with a certain diameter, the silica gel can be saturated after moisture absorption for a period of time and lose the moisture absorption function, and the traditional treatment method is to replace the moisture absorbing and saturated moisture absorbing agent so as to ensure the drying of the sucked gas of the transformer main body. The traditional method for replacing the silica gel moisture absorbent which is used for processing the moisture absorption saturation in the main body moisture absorber of the transformer mainly comprises the following two modes: 1) Directly replacing the newly purchased qualified dry silica gel, and discarding the old silica gel with saturated moisture absorption, so that environmental pollution and waste are caused; 2) The silica gel with the moisture absorption saturation replaced is brought back to a laboratory to be put into heating equipment for controlling temperature for heating and regenerating treatment, but because the mechanical strength of the silica gel is low, the silica gel is easy to break, particularly, the silica gel is poured into and out of a transformer main body moisture absorber, and is easy to break and crush, in addition, the two replacing modes are needed to exit a transformer main body heavy gas protection device in the process of replacing a moisture absorbing agent, unsafe factors are brought to the operation of the transformer main body, and silica gel dust causes health injuries to respiratory tracts, skin and the like of workers, which all cause the defects of the application of the traditional transformer main body moisture absorber.
Disclosure of Invention
The invention aims to provide a heat storage drying device and a drying method of a transformer main body moisture absorber.
In order to achieve the above purpose, the invention adopts the following technical scheme: the utility model provides a heat-retaining drying device of transformer main part moisture absorber, includes transformer main part, parallelly connected moisture absorber group, control module, parallelly connected moisture absorber group includes first moisture absorber, second moisture absorber, breathes the tee bend return bend, first moisture absorber, the delivery outlet of second moisture absorber is respectively through the two input ports of the pipe connection breathing tee bend return bend that are equipped with first solenoid valve, the pipeline of second solenoid valve, the delivery outlet of tee bend return bend is through breathing the conservator of downtube connection transformer main part, two delivery outlets of tee bend solenoid valve are connected respectively through the pipeline to the delivery outlet of first moisture absorber, the delivery outlet of tee bend solenoid valve is connected the delivery outlet of small-size hair-dryer, install first humidity transducer in first moisture absorber, second humidity transducer in the second moisture absorber respectively, spotlight parabolic reflector is all installed to first moisture absorber, the second moisture absorber outside side, control module's input is respectively with first moisture absorber, second moisture absorber electric connection, control module's output is respectively with first solenoid valve, three-way solenoid valve, electric connection.
Furthermore, the first moisture absorber and the second moisture absorber have the same structure and are heat storage moisture absorber tank bodies.
Further, the heat storage moisture absorber tank body comprises a tank body with a honeycomb structure inside, an output port and an input port are respectively arranged at the upper end and the lower end of the tank body, a plurality of vertical independent sections are formed in the tank body through grating plates, and renewable moisture absorbing materials are filled in each section.
Further, a filter screen is arranged at an output port at the lower end of the tank body of the heat storage moisture absorber.
Further, a plurality of through holes for communicating adjacent sections are formed in the grid from top to bottom at intervals.
Furthermore, the tank body and the grating plate are both made of composite graphite.
Further, the surfaces of the tank body and the grating plate are coated with waterproof paint coatings.
Further, the light-gathering parabolic reflector is mounted on the rotating seat, the rotating seat comprises a base, a rotating shaft vertically mounted on the base through a bearing seat and a stepping motor vertically mounted on the base, the light-gathering parabolic reflector is fixedly mounted at the upper end of the rotating shaft, a driven gear is mounted on the rotating shaft, a driving gear meshed with the driven gear is mounted on an output shaft of the stepping motor, and the stepping motor is electrically connected with an output end of the control module.
A drying method of a heat storage drying device of a transformer main body moisture absorber, comprising the following steps:
Step 1: a programmed sunlight track is preset in the control module, so that the stepping motor controls the condensing parabolic mirror to rotate to track the movement angle of the sun, more solar energy is obtained, the condensing parabolic mirror reflects the collected solar energy to a corresponding moisture absorber, and the moisture-absorbing silica gel renewable moisture-absorbing material in the moisture absorber is continuously heated and regenerated;
Step 2: the control module automatically controls the switching and automatic operation of various states of the moisture absorber device according to a preset first humidity set value and a preset second humidity set value;
Step 3: when the first moisture absorber is used as a working moisture absorber, the first electromagnetic valve is opened, the first moisture absorber is communicated with the breathing down tube, the normal smooth breathing function of the conservator is kept, the second electromagnetic valve is closed at the moment, the second moisture absorber is isolated from the conservator breathing down tube 7 and is used as a standby moisture absorber, and the three-way electromagnetic valve is kept in a closed state at the moment and the small-sized blower does not work;
Step 4: along with the continuous adsorption of moisture in the inhaled air by the renewable moisture absorption material in the first moisture absorber, when the first humidity sensor detects that the renewable moisture absorption material in the first moisture absorber is close to a saturated first set humidity value, the control module automatically controls to open the second electromagnetic valve to communicate the second moisture absorber with the breathing downpipe of the conservator, and the second moisture absorber is changed from the standby moisture absorber into the working moisture absorber to be put into operation;
Step 5: after the second electromagnetic valve is opened, the control module then controls the first electromagnetic valve to be closed, the first moisture absorber is isolated from the breathing down tube, the three-way electromagnetic valve is opened, the small blower is communicated with the channel of the first moisture absorber, and then the small blower is opened to dry the interior of the first moisture absorber by blowing;
Step 6: when the first humidity sensor detects that the renewable moisture absorption material in the first moisture absorber is dried to a second set value, the control module controls the small blower to stop, simultaneously controls the three-way electromagnetic valve to be closed, and stops heating and regeneration of the first moisture absorber, and the first moisture absorber is switched to a standby state;
Step 7: similarly, when the second humidity sensor detects that the humidity in the second moisture absorber reaches the second set value, the control module automatically controls the first moisture absorber to be put into the working moisture absorber, and the processes of heating regeneration of the second moisture absorber and converting the second moisture absorber into a standby moisture absorber state are put into the processes according to the steps 4 to 6, so that corresponding automatic control operation is performed.
Compared with the prior art, the invention has the following beneficial effects: simple structure, reasonable in design, operation convenient to use, two hydroscopic apparatuses constantly circulate and work, reach the incessant work of transformer main part hydroscopic apparatus and exempt from the purpose of changing the interior silica gel hydroscopic agent of hydroscopic apparatus, utilize sunshine and hair-dryer to heat the regeneration to the hydroscopic apparatus, in the regeneration cycle of renewable hygroscopic material, need not to change the renewable hygroscopic material that wets the saturation, greatly raise the efficiency, stop the environmental pollution that traditional transformer main part hydroscopic apparatus abandons the inefficacy hydroscopic agent and cause.
Drawings
FIG. 1 is a schematic diagram of the structure of the present device;
FIG. 2 is a schematic diagram of a parallel dehydrator breather group;
FIG. 3 is a schematic view of a honeycomb structure of a breather;
fig. 4 is a block diagram of the control module's automatic control operation principle.
In the figure: 1-a first moisture absorber; 2-a second moisture absorber; 3-a first solenoid valve; 4-a second solenoid valve; 5-breathing three-way elbow; 6-breathing down tube; 7-a conservator; 8-concentrating parabolic mirrors; 9-rotating a seat; 10-incident sunlight; 11-high-temperature reflection condensation; 12-sun track; 13-a transformer body; 14-transformer oil; 15-a transformer body core; 16-transformer body windings; 17-a three-way electromagnetic valve; 18-small blower; 19-a first humidity sensor; 20-a second humidity sensor; 21-a filter screen; 22-a tank body; 23-grating plates; 24-through holes; 25-a regenerable absorbent material.
Detailed Description
The invention will be described in further detail with reference to the accompanying drawings and specific examples.
As shown in fig. 1-4, a heat storage drying device of a transformer main body moisture absorber comprises a transformer main body 13, a parallel moisture absorber group and a control module, wherein the parallel moisture absorber group comprises a first moisture absorber 1, a second moisture absorber 2 and a breathing three-way bent pipe 5, the output ports of the first moisture absorber and the second moisture absorber are respectively connected with two input ports of the breathing three-way bent pipe 5 through pipelines provided with a first electromagnetic valve 3 and a second electromagnetic valve 4, the output ports of the three-way bent pipe are respectively connected with a conservator 7 of the transformer main body through a breathing down pipe 6, the output ports of the first moisture absorber and the second moisture absorber are respectively connected with two output ports of a three-way electromagnetic valve 17 through pipelines, the output ports of the three-way electromagnetic valve are respectively connected with the output ports of a small blower 18 through pipelines, a first humidity sensor 19 and a second humidity sensor 20 are respectively arranged at the outer sides of the first moisture absorber and the second moisture absorber, the input ends of the control module are respectively electrically connected with the first moisture absorber and the second moisture absorber, and the output ends of the control module are respectively connected with the first electromagnetic valve, the second electromagnetic valve and the small electromagnetic valve;
The transformer main body is in operation, the volume change of expansion caused by heat and contraction caused by heat of transformer oil 14 in the transformer main body can be caused by the change of the load and the change of the ambient temperature, and at the moment, the upper oil conservator of the transformer main body generates respiration with the atmosphere through the breathing tube to balance the change of the internal pressure of the transformer in the transformer main body, and the moisture absorber arranged at the tail end of the breathing tube can absorb moisture in the atmosphere sucked by the breathing tube to ensure the drying of sucked air.
In this embodiment, the first and second absorbers have the same structure and are both heat storage and moisture absorber tanks.
In this embodiment, the tank body of the heat storage moisture absorber includes a tank body 22 with a honeycomb structure inside, an output port and an input port are respectively provided at the upper end and the lower end of the tank body, a plurality of vertically independent sections are formed in the tank body through a grating plate 23, and renewable moisture absorbing materials 25 are filled in each section, and the renewable moisture absorbing materials can be silica gel, activated alumina, activated carbon, a polymer adsorbent and other renewable moisture absorbing materials with low heating and regeneration temperatures or other suitable renewable moisture absorbing materials.
In the embodiment, the filter screen 21 is arranged at the output port at the lower end of the tank body of the heat storage moisture absorber to prevent dust and impurities in the air from being inhaled.
In this embodiment, the grid is provided with a plurality of through holes 24 from top to bottom to connect adjacent sections.
In this embodiment, the tank body and the grating plate are made of composite graphite materials, or other materials with excellent heat absorption, heat storage and heat conduction, and the efficient heat storage material is manufactured into a bionic honeycomb-shaped absorber heat storage tank body structure, so that the solar energy heat storage tank has the advantages of efficient heat transfer, high-capacity heat storage, continuous heat release and material saving, sunlight is directly collected and reflected to the absorber heat storage tank body through the light-gathering parabolic mirror, the tank body is heated, after receiving high-temperature collected sunlight heat, the tank body can store heat, continuously releases heat to the silica gel absorbent contained in the tank body, and continuously drives out moisture absorbed by the silica gel absorbent, so that the aim of regeneration and drying is achieved.
In this embodiment, the surfaces of the tank body and the grating plate are coated with a waterproof paint coating.
In this embodiment, the light-gathering parabolic reflector is mounted on the rotating base 9, the rotating base includes a base, a rotating shaft vertically mounted on the base via a bearing seat, and a stepper motor vertically mounted on the base, the light-gathering parabolic reflector is fixedly mounted at the upper end of the rotating shaft, a driven gear is mounted on the rotating shaft, a driving gear meshed with the driven gear is mounted on an output shaft of the stepper motor, and the stepper motor is electrically connected with an output end of the control module.
A drying method of a heat storage drying device of a transformer main body moisture absorber, comprising the following steps:
Step 1: a programmed sunlight track is preset in the control module, so that the stepping motor controls the condensing parabolic mirror to rotate to track the movement angle of the sun, more solar energy is obtained, the condensing parabolic mirror reflects the collected solar energy to a corresponding moisture absorber, and the moisture-absorbing silica gel renewable moisture-absorbing material in the moisture absorber is continuously heated and regenerated;
Step 2: the control module automatically controls the switching and automatic operation of various states of the moisture absorber device according to a preset first humidity set value and a preset second humidity set value;
Step 3: when the first moisture absorber is used as a working moisture absorber, the first electromagnetic valve is opened, the first moisture absorber is communicated with the breathing down tube, the normal smooth breathing function of the conservator is kept, the second electromagnetic valve is closed at the moment, the second moisture absorber is isolated from the conservator breathing down tube 7 and is used as a standby moisture absorber, and the three-way electromagnetic valve is kept in a closed state at the moment and the small-sized blower does not work;
Step 4: along with the continuous adsorption of moisture in the inhaled air by the renewable moisture absorption material in the first moisture absorber, when the first humidity sensor detects that the renewable moisture absorption material in the first moisture absorber is close to a saturated first set humidity value, the control module automatically controls to open the second electromagnetic valve to communicate the second moisture absorber with the breathing downpipe of the conservator, and the second moisture absorber is changed from the standby moisture absorber into the working moisture absorber to be put into operation;
Step 5: after the second electromagnetic valve is opened, the control module then controls the first electromagnetic valve to be closed, the first moisture absorber is isolated from the breathing down tube, the three-way electromagnetic valve is opened, the small blower is communicated with the channel of the first moisture absorber, and then the small blower is opened to dry the interior of the first moisture absorber by blowing;
Step 6: when the first humidity sensor detects that the renewable moisture absorption material in the first moisture absorber is dried to a second set value, the control module controls the small blower to stop, simultaneously controls the three-way electromagnetic valve to be closed, and stops heating and regeneration of the first moisture absorber, and the first moisture absorber is switched to a standby state;
Step 7: similarly, when the second humidity sensor detects that the humidity in the second moisture absorber reaches the second set value, the control module automatically controls the first moisture absorber to be put into the working moisture absorber, and the processes of heating regeneration of the second moisture absorber and converting the second moisture absorber into a standby moisture absorber state are put into the processes according to the steps 4 to 6, so that corresponding automatic control operation is performed.
The two hygroscopicity apparatuses work continuously and circularly, so that the purposes of uninterrupted work of the main body hygroscopicity apparatus of the transformer and replacement-free silica gel hygroscopicity agent in the hygroscopicity apparatus are achieved. Because the normal use of transformer main part moisture absorber, the silica gel moisture absorber regeneration cycle of its inside splendid attire is longer than 6 months, consequently this device is in this 6 month time, as long as there is sunshine, just can heat the regeneration to the moisture absorber, need not to change the moisture absorbent that wets saturation, greatly improves efficiency, stops the environmental pollution that traditional transformer main part moisture absorber abandonment inefficacy moisture absorber caused.
If this patent discloses or relates to components or structures that are fixedly connected to each other, then unless otherwise stated, the fixed connection is understood as: detachably fixed connection (e.g. using bolts or screws) can also be understood as: the non-detachable fixed connection (e.g. riveting, welding), of course, the mutual fixed connection may also be replaced by an integral structure (e.g. integrally formed using a casting process) (except for obviously being unable to use an integral forming process).
In the description of this patent, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate describing the patent, and do not indicate or imply that the devices or elements being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the patent.
While the foregoing is directed to the preferred embodiment, other and further embodiments of the invention will be apparent to those skilled in the art from the following description, wherein the invention is described, by way of illustration and example only, and it is intended that the invention not be limited to the specific embodiments illustrated and described, but that the invention is to be limited to the specific embodiments illustrated and described.
Claims (4)
1. The utility model provides a heat-retaining drying device of transformer main part moisture absorber which characterized in that: the intelligent transformer comprises a transformer main body, a parallel moisture absorber group and a control module, wherein the parallel moisture absorber group comprises a first moisture absorber, a second moisture absorber and a breathing three-way bent pipe, the output ports of the first moisture absorber and the second moisture absorber are respectively connected with two input ports of the breathing three-way bent pipe through pipelines provided with a first electromagnetic valve and a second electromagnetic valve, the output ports of the three-way bent pipe are respectively connected with an oil conservator of the transformer main body through a breathing downpipe, the output ports of the first moisture absorber and the second moisture absorber are respectively connected with two output ports of the three-way electromagnetic valve through pipelines, the output ports of the three-way electromagnetic valve are respectively connected with the output ports of a small blower through pipelines, a first humidity sensor and a second humidity sensor are respectively arranged in the first moisture absorber and the second moisture absorber, a condensing parabolic reflector is respectively arranged at the outer sides of the first moisture absorber and the second moisture absorber, the input end of the control module is respectively electrically connected with the first electromagnetic valve, the second electromagnetic valve, the three-way electromagnetic valve and the control end of the small blower; the first moisture absorber and the second moisture absorber have the same structure and are heat storage moisture absorber tank bodies; the heat storage moisture absorber tank body comprises a tank body with a honeycomb structure inside, an output port and an input port are respectively arranged at the upper end and the lower end of the tank body, a plurality of vertical independent sections are formed in the tank body through grating plates, and renewable moisture absorbing materials are filled in each section; the filter screen is arranged at the output port at the lower end of the tank body of the heat storage moisture absorber; a plurality of through holes for communicating adjacent intervals are formed in the grid from top to bottom at intervals; the light-gathering parabolic reflector is arranged on the rotating seat, the rotating seat comprises a base, a rotating shaft vertically arranged on the base through a bearing seat and a stepping motor vertically arranged on the base, the light-gathering parabolic reflector is fixedly arranged at the upper end of the rotating shaft, a driven gear is arranged on the rotating shaft, a driving gear meshed with the driven gear is arranged on an output shaft of the stepping motor, and the stepping motor is electrically connected with an output end of the control module.
2. The heat storage and drying device of a transformer body moisture absorber of claim 1, wherein: the tank body and the grating plate are made of composite graphite.
3. The heat storage and drying device of a transformer body moisture absorber of claim 1, wherein: the surface of the tank body and the grating plate is coated with a waterproof coating.
4. A method for drying a moisture absorber of a transformer main body, which is characterized by comprising the following steps of:
Step 1: a programmed sunlight track is preset in the control module, so that the stepping motor controls the condensing parabolic mirror to rotate to track the movement angle of the sun, more solar energy is obtained, the condensing parabolic mirror reflects the collected solar energy to a corresponding moisture absorber, and the moisture-absorbing silica gel renewable moisture-absorbing material in the moisture absorber is continuously heated and regenerated;
Step 2: the control module automatically controls the switching and automatic operation of various states of the moisture absorber device according to a preset first humidity set value and a preset second humidity set value;
Step 3: when the first moisture absorber is used as a working moisture absorber, the first electromagnetic valve is opened, the first moisture absorber is communicated with the breathing down tube, the normal smooth breathing function of the conservator is kept, the second electromagnetic valve is closed at the moment, the second moisture absorber is isolated from the conservator breathing down tube 7 and is used as a standby moisture absorber, and the three-way electromagnetic valve is kept in a closed state at the moment and the small-sized blower does not work;
Step 4: along with the continuous adsorption of moisture in the inhaled air by the renewable moisture absorption material in the first moisture absorber, when the first humidity sensor detects that the renewable moisture absorption material in the first moisture absorber is close to a saturated first set humidity value, the control module automatically controls to open the second electromagnetic valve to communicate the second moisture absorber with the breathing downpipe of the conservator, and the second moisture absorber is changed from the standby moisture absorber into the working moisture absorber to be put into operation;
Step 5: after the second electromagnetic valve is opened, the control module then controls the first electromagnetic valve to be closed, the first moisture absorber is isolated from the breathing down tube, the three-way electromagnetic valve is opened, the small blower is communicated with the channel of the first moisture absorber, and then the small blower is opened to dry the interior of the first moisture absorber by blowing;
Step 6: when the first humidity sensor detects that the renewable moisture absorption material in the first moisture absorber is dried to a second set value, the control module controls the small blower to stop, simultaneously controls the three-way electromagnetic valve to be closed, and stops heating and regeneration of the first moisture absorber, and the first moisture absorber is switched to a standby state;
Step 7: similarly, when the second humidity sensor detects that the humidity in the second moisture absorber reaches the second set value, the control module automatically controls the first moisture absorber to be put into the working moisture absorber, and the processes of heating regeneration of the second moisture absorber and converting the second moisture absorber into a standby moisture absorber state are put into the processes according to the steps 4 to 6, so that corresponding automatic control operation is performed.
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| CN202010267256.4A CN111243834B (en) | 2020-04-08 | 2020-04-08 | Heat storage drying device and method for transformer main body moisture absorber |
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| CN202010267256.4A CN111243834B (en) | 2020-04-08 | 2020-04-08 | Heat storage drying device and method for transformer main body moisture absorber |
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| CN111243834B true CN111243834B (en) | 2024-05-10 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1440827A (en) * | 2002-02-28 | 2003-09-10 | 威廉·海德里希真空设备两合公司 | Preparing device for transformer |
| JP2010258318A (en) * | 2009-04-28 | 2010-11-11 | Chugoku Electric Power Co Inc:The | Moisture absorption respiratory apparatus |
| CN103745805A (en) * | 2014-01-06 | 2014-04-23 | 国家电网公司 | Main transformer breather not requiring replacing moisture absorbent and application method thereof |
| CN204315343U (en) * | 2015-01-07 | 2015-05-06 | 国家电网公司 | A kind of main transformer regeneration respirator with photovoltaic translation function |
| CN104599818A (en) * | 2015-01-08 | 2015-05-06 | 国家电网公司 | Main transformer online regeneration respirator with double microwave heating devices and using method of main transformer online regeneration respirator |
| CN106449023A (en) * | 2016-11-02 | 2017-02-22 | 广州市丹爵通讯科技有限公司 | Single box type safe and energy-saving transformer |
| CN211670085U (en) * | 2020-04-08 | 2020-10-13 | 国网福建省电力有限公司南平供电公司 | Heat storage drying device of transformer main body moisture absorber |
-
2020
- 2020-04-08 CN CN202010267256.4A patent/CN111243834B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1440827A (en) * | 2002-02-28 | 2003-09-10 | 威廉·海德里希真空设备两合公司 | Preparing device for transformer |
| JP2010258318A (en) * | 2009-04-28 | 2010-11-11 | Chugoku Electric Power Co Inc:The | Moisture absorption respiratory apparatus |
| CN103745805A (en) * | 2014-01-06 | 2014-04-23 | 国家电网公司 | Main transformer breather not requiring replacing moisture absorbent and application method thereof |
| CN204315343U (en) * | 2015-01-07 | 2015-05-06 | 国家电网公司 | A kind of main transformer regeneration respirator with photovoltaic translation function |
| CN104599818A (en) * | 2015-01-08 | 2015-05-06 | 国家电网公司 | Main transformer online regeneration respirator with double microwave heating devices and using method of main transformer online regeneration respirator |
| CN106449023A (en) * | 2016-11-02 | 2017-02-22 | 广州市丹爵通讯科技有限公司 | Single box type safe and energy-saving transformer |
| CN211670085U (en) * | 2020-04-08 | 2020-10-13 | 国网福建省电力有限公司南平供电公司 | Heat storage drying device of transformer main body moisture absorber |
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