CN107389744A - A kind of transformer station with automatic dehumidifying function - Google Patents

A kind of transformer station with automatic dehumidifying function Download PDF

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CN107389744A
CN107389744A CN201710632017.2A CN201710632017A CN107389744A CN 107389744 A CN107389744 A CN 107389744A CN 201710632017 A CN201710632017 A CN 201710632017A CN 107389744 A CN107389744 A CN 107389744A
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tio
transformer station
composite
shell
humidity
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陈剑桃
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/12—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid
    • G01N27/121—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid for determining moisture content, e.g. humidity, of the fluid
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D22/00—Control of humidity
    • G05D22/02—Control of humidity characterised by the use of electric means
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/56—Cooling; Ventilation
    • H02B1/565—Cooling; Ventilation for cabinets

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  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Automation & Control Theory (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Power Engineering (AREA)
  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)

Abstract

The present invention relates to a kind of transformer station with automatic dehumidifying function, including transformer station, distribution box is provided with transformer station, the distribution box is provided with a shell, a humidity detector for being used to detect the humidity in the shell is provided with the shell, the humidity detector is Humidity sensors, and the moisture sensor includes ceramic substrate, the TiO coated on ceramic substrate surface2Composite, it is prepared in TiO2The metal of composite material surface is to electrode；The TiO2Composite is a kind of TiO2/ graphene/metal nanometer line/Fe3O4Composite；The humidity detector connects a microprocessor system by an encoder, the microprocessor system connects a hot blast dehydrating unit, air inlet, the air outlet of the hot blast dehydrating unit are respectively positioned in the shell, and the air outlet is located at the top of the air inlet.

Description

A kind of transformer station with automatic dehumidifying function
Technical field
The present invention relates to automatic field, more particularly to a kind of transformer station with automatic dehumidifying function.
Background technology
Transformer station because with the external world airflow be present, it is extraneous there was dampness in the air when, particularly rain, the link such as dense fog Under, humidity increase in transformer station can be caused, in turn results in device corrosion and ageing, or even cause to leak electricity, or other systems failure.
The content of the invention
The present invention is intended to provide a kind of transformer station with automatic dehumidifying function, to solve problem set forth above.
A kind of transformer station with automatic dehumidifying function, including transformer station, transformer station are provided in embodiments of the invention Interior to be provided with distribution box, the distribution box is provided with a shell, and the humidity being used to detect in the shell is provided with the shell Humidity detector, the humidity detector are Humidity sensors, and the moisture sensor includes ceramic substrate, coating TiO in ceramic substrate surface2Composite, it is prepared in TiO2The metal of composite material surface is to electrode；The TiO2Composite For a kind of TiO2/ graphene/metal nanometer line/Fe3O4Composite；The humidity detector connects one by an encoder Microprocessor system, one hot blast dehydrating unit of the microprocessor system connection, the air inlet of the hot blast dehydrating unit, Air outlet is respectively positioned in the shell, and the air outlet is located at the top of the air inlet；
The technical scheme that embodiments of the invention provide can include the following benefits：
In the transformer station of the present invention, provided with based on TiO2The humidity detector of composite, the TiO2Composite is one Kind TiO2/ graphene/metal nanometer line/Fe3O4Composite；By above-mentioned doping, graphene is as the TiO2Particle, Fe3O4 The carrier of particle so that above-mentioned particle is uniformly dispersed in the composite, has preferably big specific surface area, adds wet sensitive Sensitivity and reduce response recovery time；In the composite, due to the addition of metal nano wire material so that described compound A kind of mesh-like coating is presented in material, not only contributes to the absorption to steam, and add the electric conductivity of composite.
The additional aspect of the present invention and advantage will be set forth in part in the description, and will partly become from the following description Obtain substantially, or recognized by the practice of the present invention.It should be appreciated that the general description and following detailed description of the above are only It is exemplary and explanatory, the present invention can not be limited.
Brief description of the drawings
Using accompanying drawing, the invention will be further described, but the embodiment in accompanying drawing does not form any limit to the present invention System, for one of ordinary skill in the art, on the premise of not paying creative work, can also be obtained according to the following drawings Other accompanying drawings.
Fig. 1 is the part-structure schematic diagram of the present invention.
Embodiment
Here exemplary embodiment will be illustrated in detail, its example is illustrated in the accompanying drawings.Following description is related to During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represent same or analogous key element.Following exemplary embodiment Described in embodiment do not represent and the consistent all embodiments of the present invention.On the contrary, they be only with it is such as appended The example of the consistent apparatus and method of some aspects being described in detail in claims, of the invention.
Technical scheme is related to a kind of transformer station with automatic dehumidifying function, including transformer station, in transformer station Provided with distribution box, distribution box is provided with a shell 6, and a Humidity Detection dress for being used to detect the humidity in shell 6 is provided with shell 6 Put, the humidity detector is Humidity sensors, and the moisture sensor includes ceramic substrate, coated on ceramic substrate The TiO on surface2Composite, it is prepared in TiO2The metal of composite material surface is to electrode；The TiO2Composite is one kind TiO2/ graphene/metal nanometer line/Fe3O4Composite, TiO2With excellent wet sensitive performance, but its resistance is higher, limit Its application in humidity-sensitive material is made, in technical scheme, by TiO2For composite as humidity-sensitive material, this is compound Had technical effect that caused by material：1. by above-mentioned doping, graphene is as the TiO2Particle, Fe3O4The carrier of particle, makes Obtain above-mentioned particle to be uniformly dispersed in the composite, there is preferably big specific surface area, add wet sensitive sensitivity and reduction Response recovery time；2. in the composite, due to the addition of metal nano wire material so that the composite is presented one Kind mesh-like coating, not only contributes to the absorption to steam, and add the electric conductivity of composite.
In addition, the humidity detector connects a microprocessor system 1, microprocessor system 1 by an encoder Connect a hot blast dehydrating unit 2, air inlet, the air outlet of hot blast dehydrating unit 2 are respectively positioned in shell 6, and air outlet be located at into The top in air port.When humidity is higher, humidity sensor Trigger Function, microprocessor system 1 controls hot blast dehydrating unit 2 right Distribution box is efficiently dehumidified.Hot blast dehydrating unit 2 is arranged in shell 6 by the present invention, can using the method for interior circulating dehumidification Effectively the moisture outside distribution box is avoided to be again introduced into shell 6, dehumidification rate is high.The air outlet of the present invention is located at air inlet in addition Top, can by hot blast drive moisture decline, can further improve dehumidification rate.
In order to understand the humidity condition in distribution box, microprocessor system 1 is also connected with a display module, display module bag A display screen is included, the result of microprocessor system 1 is externally shown by display screen.Microprocessor system 1 is also connected with One touch pad, touch pad are overlayed on above display screen.Microprocessor system 1 can obtain extraneous control by touch pad and believe Breath, realizes man-machine interaction.Microprocessor system 1 is also connected with an alarm module, and alarm module can be audible alarm module, sound Sound alarm module includes a buzzer.Alarm module can also be light warning module, and light warning module includes an alarm and referred to Show lamp.Microprocessor system 1 can also connect a WIFI communication modules, with remote by network service, convenience with remote client Journey client understands the state of distribution box.
Hot blast dehydrating unit 2 includes a blowing device, a heater, and heater is located at the front of blowing device, preceding Side refers to the front of airflow direction.Heater has been placed on the front of blowing device by the present invention, after air-flow is first heated, then It is sent, is passing through the design of heater relative to blowing device is first passed through, the water into hot blast dehydrating unit 2 can be reduced Vapour, is easy to the centralized collection of steam, and then is advantageous to further improve dehumidification rate.The air intake mouth down of hot blast dehydrating unit 2, Air inlet is provided with a moisture backflow device 3, and moisture backflow device 3 is in bell mouth shape, and moisture backflow device 3 includes footpath at a gulp End, a small-caliber end, small-caliber end are located at the top at heavy caliber end, plural number are radially provided with the madial wall of moisture backflow device 3 Bar groove.So that more moisture content glide along groove, and then it is lowered into the humidity of the air-flow of blowing device.
Blowing device can be hair-dryer, air blower, air-heater, DC fan etc..If blowing device using hair-dryer, Air-heater, by band heater in the inner, therefore it can not separately set heater.Heater can be resistive heating device, red Outer wire type heater, preferably resistive heating device.In a tubular form, heating element heater returns the heating element heater of heater positioned at steam Flow the center of device 3.
A guiding device is provided with air outlet, in " L " shape to stand upside down, guiding device includes being located at vertical direction guiding device On the first mozzle 4, the second mozzle 5 in horizontal direction, the first mozzle 4 is provided with a plurality of first outlets Hole, the second mozzle 5 are provided with a plurality of second ventholes, the first venthole, the second venthole towards the bottom of shell 6, The angle of first venthole, the second venthole and horizontal plane is not less than 15 degree and no more than 75 degree.So as to force steam to flow down, carry High dehumidification rate.It is preferred that wet sensitive array 7 is in " L " shape, wet sensitive array 7 and guiding device arranged relative, as shown in Figure 1.
The upper surface of the bottom of shell is an inclined plane, and the angle of inclined plane and horizontal plane is not less than 2 degree and is not more than 10 The junction opening discharge outlet 8 of the side of degree, the relatively low side of inclined plane and shell.Smoothly to discharge steam.Discharge outlet 8 is preferred In triangle taper, and the oblique lower section that is open.To reduce the intrusion of extraneous moisture, while the generation of capillarity can be avoided.
Preferably, in above-mentioned TiO2In composite, the graphene quality accounting is 6~12%.
In technical solution of the present invention, by TiO2Compound with graphene, graphene possesses big specific surface area, good electricity Property and mechanical performance, it is a kind of preferable backing material.The big lamellar structure of graphene can be that the load of inorganic particulate carries For the point position of abundance, and the superior electric conductivity of graphene promotes the electron transmission of composite, in the prior art, graphene with The composite of inorganic nano-particle has been applied to the fields such as photocatalysis, lithium ion battery, and should in moisture sensor field With less, in technical solution of the present invention, by TiO2Particle, Fe3O4Particle is compound with graphene and is applied to moisture sensor technology Field, as described above, the big lamellar structure of graphene can provide load for above-mentioned particle, it is set to be uniformly dispersed, and add The electric conductivity of the composite.
Preferably, in above-mentioned TiO2In composite, the metal nano line mass accounting is 5~14%.
One kind in the preferred nanowires of gold of above-mentioned metal nanometer line, nano silver wire, titanium nano wire.
It is further preferred that the preferred titanium nano wire of above-mentioned metal nanometer line；The TiO2In composite, by TiO2With gold It is compound to belong to nano wire so that the metal nanometer line is mutual and is parallel to each other between graphene sheet layer, metal nanometer line For TiO2Composite provides conductive path, while improves TiO2The intensity and toughness of composite.In the prior art, close In TiO2Base humidity-sensitive material, TiO is improved typically by doping2The electric conductivity of base humidity-sensitive material, and metal nanometer line is adulterated Technical scheme it is few.
Preferably, in above-mentioned TiO2In composite, the Fe3O4Quality accounting is 3%.
Above-mentioned TiO2The preparation process of composite is as follows：
Step 1, the 60ml mixed liquors for being slowly stirred the concentrated sulfuric acid and native graphite, are allowed to well mixed, obtain graphite concentration For 45g/L reaction solution, then the reaction solution is placed in ice bath, it is lower by 6g KMnO being stirred continuously4It is slowly added to reaction solution In, after 2h, reaction unit is placed in 40 DEG C of water-bath, persistently stirs 2h；
Step 2,100ml deionized waters are added dropwise into reaction solution again, reaction solution is warming up into 95 DEG C after dilution continues React 15min；
Step 3, add 280ml deionized waters and 6ml H into reaction solution again2O2With terminating reaction, soil is obtained by centrifugation Yellow product, centrifugation and reject supernatant is washed repeatedly with 1.25mol/L watery hydrochloric acid, until SO in supernatant4 2-Washing is dry Only, resulting khaki product is finally placed in 50 DEG C of vacuum drying chamber drying, you can obtain graphite oxide；
Step 4 then to graphite oxide obtained above be ultrasonically treated, freeze-drying supernatant i.e. can obtain graphite oxide Alkene；
Step 5, graphene oxide 6mg obtained above is taken to be dissolved in 120ml absolute ethyl alcohols, ultrasound is uniformly mixed so as to obtain graphite oxide The alcohol suspension of alkene, then adds 0.2ml 25wt.% ammoniacal liquor, and ultrasonic 10min obtains solution A；Then the fourth of metatitanic acid four is taken Ester is slowly dropped into solution A, adds appropriate metal nanometer line, Fe3O4Particle, the mechanical agitation 12h at 50 DEG C, finally from The heart washs to obtain sediment；
Step 6, the sediment of above-mentioned acquisition is transferred in 50ml reactor, carries out hydro-thermal reaction, the water at 180 DEG C Precipitation, is freeze-dried by hot 12h after centrifugation, finally obtains TiO2/ graphene/metal nanometer line/Fe3O4Composite.
Above-mentioned composite is coated on ceramic bases surface, then in vacuum evaporation thereon to electrode, you can obtain this TiO is based on described in invention2The humidity detector of composite.
Embodiment 1
In the present embodiment, TiO described in the humidity detector2The preparation process of composite is as follows：
Step 1, the 60ml mixed liquors for being slowly stirred the concentrated sulfuric acid and native graphite, are allowed to well mixed, obtain graphite concentration For 45g/L reaction solution, then the reaction solution is placed in ice bath, it is lower by 6g KMnO being stirred continuously4It is slowly added to reaction solution In, after 2h, reaction unit is placed in 40 DEG C of water-bath, persistently stirs 2h；
Step 2,100ml deionized waters are added dropwise into reaction solution again, reaction solution is warming up into 95 DEG C after dilution continues React 15min；
Step 3, add 280ml deionized waters and 6ml H into reaction solution again2O2With terminating reaction, soil is obtained by centrifugation Yellow product, centrifugation and reject supernatant is washed repeatedly with 1.25mol/L watery hydrochloric acid, until SO in supernatant4 2-Washing is dry Only, resulting khaki product is finally placed in 50 DEG C of vacuum drying chamber drying, you can obtain graphite oxide；
Step 4 then to graphite oxide obtained above be ultrasonically treated, freeze-drying supernatant i.e. can obtain graphite oxide Alkene；
Step 5, graphene oxide 6mg obtained above is taken to be dissolved in 120ml absolute ethyl alcohols, ultrasound is uniformly mixed so as to obtain graphite oxide The alcohol suspension of alkene, then adds 0.2ml 25wt.% ammoniacal liquor, and ultrasonic 10min obtains solution A；Then the fourth of metatitanic acid four is taken Ester is slowly dropped into solution A, adds appropriate metal nanometer line, Fe3O4Particle, the mechanical agitation 12h at 50 DEG C, finally from The heart washs to obtain sediment；
Step 6, the sediment of above-mentioned acquisition is transferred in 50ml reactor, carries out hydro-thermal reaction, the water at 180 DEG C Precipitation, is freeze-dried by hot 12h after centrifugation, finally obtains TiO2/ graphene/metal nanometer line/Fe3O4Composite.
The metal nanometer line is nanowires of gold, and the nanowires of gold length is 300~500nm, a diameter of 50~100nm；
The Fe3O4Quality accounting is 3%, and the metal nano line mass accounting is 5%, and the graphene quality accounting is 6%；
Above-mentioned moisture sensor is tested, the impedance of moisture sensor, the present invention are tested under 100Hz electric voltage frequencies Medium sensitivity is defined as the impedance value Im (11%) under 11% humidity and the impedance value Im (95%) under 95% humidity ratio, i.e., S=Im (11%)/Im (95%), it is found that the sensitivity of the moisture sensor is 866 in the present embodiment, and the moisture sensor rings Should-recovery time is 5s, 16s.
Embodiment 2
In the present embodiment, TiO described in the humidity detector2The preparation process of composite is as follows：
Step 1, the 60ml mixed liquors for being slowly stirred the concentrated sulfuric acid and native graphite, are allowed to well mixed, obtain graphite concentration For 45g/L reaction solution, then the reaction solution is placed in ice bath, it is lower by 6g KMnO being stirred continuously4It is slowly added to reaction solution In, after 2h, reaction unit is placed in 40 DEG C of water-bath, persistently stirs 2h；
Step 2,100ml deionized waters are added dropwise into reaction solution again, reaction solution is warming up into 95 DEG C after dilution continues React 15min；
Step 3, add 280ml deionized waters and 6ml H into reaction solution again2O2With terminating reaction, soil is obtained by centrifugation Yellow product, centrifugation and reject supernatant is washed repeatedly with 1.25mol/L watery hydrochloric acid, until SO in supernatant4 2-Washing is dry Only, resulting khaki product is finally placed in 50 DEG C of vacuum drying chamber drying, you can obtain graphite oxide；
Step 4 then to graphite oxide obtained above be ultrasonically treated, freeze-drying supernatant i.e. can obtain graphite oxide Alkene；
Step 5, graphene oxide 6mg obtained above is taken to be dissolved in 120ml absolute ethyl alcohols, ultrasound is uniformly mixed so as to obtain graphite oxide The alcohol suspension of alkene, then adds 0.2ml 25wt.% ammoniacal liquor, and ultrasonic 10min obtains solution A；Then the fourth of metatitanic acid four is taken Ester is slowly dropped into solution A, adds appropriate metal nanometer line, Fe3O4Particle, the mechanical agitation 12h at 50 DEG C, finally from The heart washs to obtain sediment；
Step 6, the sediment of above-mentioned acquisition is transferred in 50ml reactor, carries out hydro-thermal reaction, the water at 180 DEG C Precipitation, is freeze-dried by hot 12h after centrifugation, finally obtains TiO2/ graphene/metal nanometer line/Fe3O4Composite.
The metal nanometer line is titanium nano wire, and the titanium nanowire length is 600~800nm, a diameter of 50~200nm；
In the present embodiment, the Fe3O4Quality accounting is 3%, and the metal nano line mass accounting is 5%, the graphene quality Accounting is 6%.
Above-mentioned moisture sensor is tested, the impedance of moisture sensor, the present invention are tested under 100Hz electric voltage frequencies Medium sensitivity is defined as the impedance value Im (11%) under 11% humidity and the impedance value Im (95%) under 95% humidity ratio, i.e., S=Im (11%)/Im (95%), it is found that the sensitivity of the moisture sensor is 1965 in the present embodiment, and the moisture sensor rings Should-recovery time is 3s, 9s.
Embodiment 3
In the present embodiment, TiO described in the humidity detector2The preparation process of composite is as follows：
Step 1, the 60ml mixed liquors for being slowly stirred the concentrated sulfuric acid and native graphite, are allowed to well mixed, obtain graphite concentration For 45g/L reaction solution, then the reaction solution is placed in ice bath, it is lower by 6g KMnO being stirred continuously4It is slowly added to reaction solution In, after 2h, reaction unit is placed in 40 DEG C of water-bath, persistently stirs 2h；
Step 2,100ml deionized waters are added dropwise into reaction solution again, reaction solution is warming up into 95 DEG C after dilution continues React 15min；
Step 3, add 280ml deionized waters and 6ml H into reaction solution again2O2With terminating reaction, soil is obtained by centrifugation Yellow product, centrifugation and reject supernatant is washed repeatedly with 1.25mol/L watery hydrochloric acid, until SO in supernatant4 2-Washing is dry Only, resulting khaki product is finally placed in 50 DEG C of vacuum drying chamber drying, you can obtain graphite oxide；
Step 4 then to graphite oxide obtained above be ultrasonically treated, freeze-drying supernatant i.e. can obtain graphite oxide Alkene；
Step 5, graphene oxide 6mg obtained above is taken to be dissolved in 120ml absolute ethyl alcohols, ultrasound is uniformly mixed so as to obtain graphite oxide The alcohol suspension of alkene, then adds 0.2ml 25wt.% ammoniacal liquor, and ultrasonic 10min obtains solution A；Then the fourth of metatitanic acid four is taken Ester is slowly dropped into solution A, adds appropriate metal nanometer line, Fe3O4Particle, the mechanical agitation 12h at 50 DEG C, finally from The heart washs to obtain sediment；
Step 6, the sediment of above-mentioned acquisition is transferred in 50ml reactor, carries out hydro-thermal reaction, the water at 180 DEG C Precipitation, is freeze-dried by hot 12h after centrifugation, finally obtains TiO2/ graphene/metal nanometer line/Fe3O4Composite.
The metal nanometer line is titanium nano wire, and the titanium nanowire length is 1000nm, a diameter of 50~100nm；
The Fe3O4Quality accounting is 3%, and the titanium Nanowire Quality accounting is 14%, and the graphene quality accounting is 12%.
Above-mentioned moisture sensor is tested, the impedance of moisture sensor, the present invention are tested under 100Hz electric voltage frequencies Medium sensitivity is defined as the impedance value Im (11%) under 11% humidity and the impedance value Im (95%) under 95% humidity ratio, i.e., S=Im (11%)/Im (95%), it is found that the sensitivity of the moisture sensor is 2461 in the present embodiment, and the moisture sensor rings Should-recovery time is 3s, 6s.
The preferred mode of the present invention is the foregoing is only, is not intended to limit the invention, it is all in the spiritual and former of the present invention Within then, any modification, equivalent substitution and improvements made etc., it should be included in the scope of the protection.

Claims (7)

1. a kind of transformer station with automatic dehumidifying function, including transformer station, distribution box is provided with transformer station, the distribution box is set There is a shell, it is characterised in that a humidity detector for being used to detect the humidity in the shell is provided with the shell, should Humidity detector is Humidity sensors, and the moisture sensor includes ceramic substrate, coated on ceramic substrate surface TiO2Composite, it is prepared in TiO2The metal of composite material surface is to electrode；The TiO2Composite is a kind of TiO2/ stone Black alkene/metal nanometer line/Fe3O4Composite；
The humidity detector connects a microprocessor system, the microprocessor system connection one by an encoder Hot blast dehydrating unit, air inlet, the air outlet of the hot blast dehydrating unit are respectively positioned in the shell, and the air outlet is located at The top of the air inlet.
2. a kind of transformer station with automatic dehumidifying function according to claim 1, it is characterised in that above-mentioned metal is received Rice noodles are one kind in nanowires of gold, nano silver wire, titanium nano wire.
3. a kind of transformer station with automatic dehumidifying function according to claim 2, it is characterised in that in above-mentioned TiO2It is multiple In condensation material, the metal nano line mass accounting is 5~14%.
4. a kind of transformer station with automatic dehumidifying function according to claim 1, it is characterised in that in above-mentioned TiO2It is multiple In condensation material, the graphene quality accounting is 6~12%；The Fe3O4Quality accounting is 3%.
A kind of 5. transformer station with automatic dehumidifying function according to claim 1, it is characterised in that above-mentioned TiO2It is compound The preparation process of material is as follows：
Step 1, the 60ml mixed liquors for being slowly stirred the concentrated sulfuric acid and native graphite, are allowed to well mixed, and obtaining graphite concentration is 45g/L reaction solution, then the reaction solution is placed in ice bath, it is lower by 6g KMnO being stirred continuously4It is slowly added to reaction solution In, after 2h, reaction unit is placed in 40 DEG C of water-bath, persistently stirs 2h；
Step 2,100ml deionized waters are added dropwise into reaction solution again, reaction solution is warming up to 95 DEG C of sustained responses after dilution 15min；
Step 3, add 280ml deionized waters and 6ml H into reaction solution again2O2With terminating reaction, khaki is obtained by centrifugation Product, centrifugation and reject supernatant is washed repeatedly with 1.25mol/L watery hydrochloric acid, until SO in supernatant4 2-Washes clean, most Resulting khaki product is placed in 50 DEG C of vacuum drying chamber drying afterwards, you can obtain graphite oxide；
Step 4 then to graphite oxide obtained above be ultrasonically treated, freeze-drying supernatant i.e. can obtain graphene oxide；
Step 5, graphene oxide 6mg obtained above is taken to be dissolved in 120ml absolute ethyl alcohols, ultrasound is uniformly mixed so as to obtain graphene oxide Alcohol suspension, then adds 0.2ml 25wt.% ammoniacal liquor, and ultrasonic 10min obtains solution A；Then butyl titanate is taken to delay It is slow to instill in solution A, add appropriate metal nanometer line, Fe3O4Particle, the mechanical agitation 12h at 50 DEG C, finally centrifugation are washed Wash to obtain sediment；
Step 6, the sediment of above-mentioned acquisition is transferred in 50ml reactor, carries out hydro-thermal reaction, the hydro-thermal at 180 DEG C 12h, precipitation is freeze-dried after centrifugation, finally obtains TiO2/ graphene/metal nanometer line/Fe3O4Composite.
A kind of 6. transformer station with automatic dehumidifying function according to claim 1, it is characterised in that the miniature processing Device system is also connected with a display module, and the display module includes a display screen, miniature place is externally shown by the display screen Manage the result of device system；The microprocessor system is also connected with an alarm module.
A kind of 7. transformer station with automatic dehumidifying function according to claim 1, it is characterised in that the hot blast dehumidifying Device includes a blowing device, a heater, and the heater is located at the front of the blowing device, and the front refers to The front of airflow direction；The air intake mouth down of the hot blast dehydrating unit, the air inlet are provided with a moisture backflow device, institute It is in bell mouth shape to state moisture backflow device, and the moisture backflow device includes footpath end at a gulp, a small-caliber end, described small-bore End is radially provided with plural bar groove on the top at the heavy caliber end, the moisture backflow device madial wall；It is described go out A guiding device is provided with air port, the guiding device includes on vertical direction in " L " shape to stand upside down, the guiding device The first mozzle, the second mozzle in horizontal direction, first mozzle is provided with a plurality of first ventholes, Second mozzle is provided with a plurality of second ventholes, and first venthole, second venthole are described in The bottom of shell；In a tubular form, the heating element heater is located in the moisture backflow device heating element heater of the heater The heart.
CN201710632017.2A 2017-07-28 2017-07-28 A kind of transformer station with automatic dehumidifying function Pending CN107389744A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111857443A (en) * 2020-07-14 2020-10-30 北海翰博士科技有限公司 Touch screen device with sweat-absorbing function on surface

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Publication number Priority date Publication date Assignee Title
CN103736996A (en) * 2014-01-24 2014-04-23 云南大学 Method for preparing porous conductive micron-wire/rod covered composite microsphere material
CN104577811A (en) * 2014-12-01 2015-04-29 国网上海市电力公司 Substation with automatic dehumidification system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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Application publication date: 20171124