CN109066373A - Can low pressure stable operation electric system comprehensively control power control cabinet and its working method - Google Patents
Can low pressure stable operation electric system comprehensively control power control cabinet and its working method Download PDFInfo
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- CN109066373A CN109066373A CN201811150227.9A CN201811150227A CN109066373A CN 109066373 A CN109066373 A CN 109066373A CN 201811150227 A CN201811150227 A CN 201811150227A CN 109066373 A CN109066373 A CN 109066373A
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- 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
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/20909—Forced ventilation, e.g. on heat dissipaters coupled to components
-
- 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
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
-
- 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
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/20927—Liquid coolant without phase change
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Patch Boards (AREA)
Abstract
The invention proposes it is a kind of can low pressure stable operation electric system comprehensively control power control cabinet and its working method, it include: that cabinet body top nose places cabinet door receiving room, cabinet door is roller shutter structure on chip, when unlocking key hole, cabinet door is involved in cabinet door receiving room, the side cabinet of cabinet body side installs automatically controlled cabinet controller, MCU processor signal receiving end connects temperature sensor signal transmitting terminal, MCU processor data interaction end connects WIFI unit data connection end, WIFI unit connects cloud server, data-interface connects MCU processor data transmission terminal, anti-static circuit is connected between data-interface and MCU processor.The application low-voltage electric cabinet not only saves use space, and power control cabinet surrounding is seal casinghousing, prevent rainwater dust from entering, and teledata interaction is realized by controller, the operating temperature of real-time collection analysis low-voltage electric cabinet, and it adjusts, keeps automatically controlled cabinet controller work more reliable and more stable.
Description
It is " 20160723 " that the application, which is the applying date, application No. is " 201610585337.2 ", is applied entitled " for electricity
The divisional application of the invention of the intelligent water-cooled cooling comprehensively control power control cabinet and its working method of Force system ".
Technical field
The present invention relates to field of electromechanical integration, more particularly to it is a kind of can low pressure stable operation electric system comprehensively control
Power control cabinet and its working method.
Background technique
In building power supply or substation's power supply process, power control cabinet plays the role of vital, and power control cabinet is not only
Power transmission that will be stable, prevents the influence of the special weathers condition such as dust or rainwater, and by the working condition of power control cabinet into
Row is grasped in real time, but the data of its own work of power control cabinet can not be grasped in real time by staff in the prior art, and
The heating problem of power control cabinet is not also well solved.This just needs the corresponding technology of those skilled in the art's solution and asks
Topic.
Summary of the invention
The present invention is directed at least solve the technical problems existing in the prior art, especially innovatively proposing one kind can low pressure
The electric system comprehensively control power control cabinet and its working method of stable operation.
In order to realize above-mentioned purpose of the invention, the present invention provides it is a kind of can low pressure stable operation electric system it is comprehensive
Control power control cabinet, comprising: cabinet body 2, cabinet door 4, cabinet door receiving room 3；
2 top nose of cabinet body places cabinet door receiving room 3, and cabinet door 4 is roller shutter structure on chip, when unlocking key hole 5, by cabinet door volume 4
Entering in cabinet door receiving room 3, the side cabinet 6 of 2 side of cabinet body installs automatically controlled cabinet controller 30,
2 rear end of cabinet body opens up ventilation opening, and 7 one end of guide duct is installed at ventilation opening, and 7 other end of guide duct is held with guide duct
Holding between 8 one end of portion is arc-shaped connection；
2 bottom of cabinet body opens up several ventilation openings, and each ventilation opening installs air-out fan 11, the sealing of 8 other end of guide duct grip part
It is mounted on inlet plenum, inlet plenum is structure as a whole with cabinet body setting, and inlet plenum is mutually isolated by partition 10 with cabinet body, partition 10
Be fixed on the ventilation opening side of cabinet body 2, inlet plenum bottom end opens up several air inlets, air inlet install air inlet fan 12, into
Several dedusting strainers 9 are installed in gas chamber, have spacing distance between each dedusting strainer, prevents dust from excessively adsorbing and results in blockage；
2 placed inside fixed board 14 of cabinet body, for fixed board 14 for installing relay, fixed board 14 is vertically mounted on cabinet body
Inside 2, it is used for upper and lower air circulation, slideway 15 is set on fixed board 14；
U-shaped water pipe 28 is installed on 6 surface of side cabinet, U-shaped water pipe 28 installs water pump 31 and is used as water circulation treatment device, water pump 31
Water loop control is carried out by automatically controlled cabinet controller 30；
6 inner surface of side cabinet installs U-shaped water pipe 28, and side cabinet 6 and side plate inner panel 29 form sealed chamber, by U-shaped water pipe
28 are encapsulated in sealed chamber, prevent extraneous touching or corrode to U-shaped water pipe 28, protect the long-acting work of U-shaped water pipe 28, and
Cabinet body 2, side cabinet 6, U-shaped water pipe and the side plate inner panel 29 of power control cabinet are metal material；
Automatically controlled cabinet controller includes: MCU processor signal receiving end connection temperature sensor signal transmitting terminal, MCU processor electricity
It fans and drives end connection electric fan driving circuit signal end, electric fan driving circuit connection power control cabinet air-out fan and air inlet fan, at MCU
It manages device water pump driving end and connects water pump driving circuit signal end, water pump driving circuit connects power control cabinet water pump, MCU processor data
Interaction end connects WIFI unit data connection end, and WIFI unit connects cloud server, and data-interface connects MCU processor data
Transmission end connects anti-static circuit between data-interface and MCU processor；
MCU processor connects power supply unit, and MCU processor circuit signal end connects filter circuit of pressure-stabilizing signal end, MCU processor
Current limliting end connects current-limiting circuit；
It is described can low pressure stable operation electric system comprehensively control power control cabinet, it is preferred that the power supply unit includes: power supply
Interface the 1st capacitor of parallel connection and the 2nd capacitor, the 1st capacitor and the 2nd capacitor one end after parallel connection connect the first voltage-stablizer power input
End, the first voltage regulator feedback end connect the 1st inductance one end, and the first voltage-stablizer power output end is separately connected the 1st inductance other end
With the 1st diode cathode, the first voltage-stablizer ground terminal is separately connected the 1st capacitor after the 1st diode cathode and parallel connection and the 2nd electricity
Hold the other end, wherein the 1st reversal of diode is to play a protective role, the effect of the first voltage-stablizer is to be depressured 24V voltage,
1st inductance one end is also connected with the 3rd capacitor one end, and the 3rd capacitor other end ground connection, the 3rd capacitor one end is also respectively connected with the 4th capacitor one
End and the second voltage-stablizer power input, the 4th capacitor other end connect the 1st resistance one end, and the 1st resistance other end is grounded, and second
Voltage-stablizer power output end connects the 2nd resistance one end, and the 2nd resistance other end connects the 5th capacitor one end, and the second voltage-stablizer power supply is defeated
Outlet is also connected with the 6th capacitor one end, is grounded after the 5th capacitor other end and the connection of the 6th capacitor other end, the 6th capacitor one end also connects
The 2nd light emitting diode anode is connect, the 6th capacitor other end is also connected with the 2nd light emitting diode cathode.
It is described can low pressure stable operation electric system comprehensively control power control cabinet, it is preferred that the filter circuit of pressure-stabilizing
It include: that the 16th capacitor one end connects the 7th resistance one end, the 7th resistance other end ground connection, the 16th capacitor other end connects the 17th capacitor
One end, the 17th capacitor one end are also connected with the 18th capacitor one end, and the 17th capacitor other end connects the 8th resistance one end, and the 8th resistance is another
End ground connection, the 18th capacitor one end are also connected with the 19th capacitor one end, and the 18th capacitor other end connects the 9th resistance one end, and the 9th resistance is another
One end ground connection, the 19th capacitor one end are also connected with the 3rd diode cathode, and the 19th capacitor other end connects the 10th resistance one end, and the 10th
Resistance other end ground connection, the 3rd diode cathode connect the 2nd inductance one end, and the 2nd inductance other end connects MCU processor pressure stabilizing and passes
Defeated end, the 2nd inductance other end are also connected with the 20th capacitor one end, the 20th capacitor other end ground connection, the 21st capacitor in parallel and the 22nd
Capacitor one end connects pull end in MCU processor pressure stabilizing, the 21st capacitor in parallel and the 22nd capacitor other end ground connection；
MCU processor rf data end connects radio frequency input circuit and rf output circuit, passes through the IC radio-frequency card of user management
Reading, reception or the transmission of data are carried out, so as to carry out data management to power control cabinet；
Relay groove is arranged in relay one end, and the relay groove is inserted for sliding into slideway 15, relay by cable port
Enter operating circuit, cable fixing bolt and cable activity bolt match clamping operating circuit, and cable fixing bolt is fixed on relay base
On seat, cable activity bolt adjusts the elastic state of clamping operating circuit by screw thread rotation, and relay side is arranged relay and dissipates
Backing after relay operating circuit is installed, is inserted into slideway 15 by relay groove, several relays is sequentially inserted into cunning
Road 15, operating circuit are accommodated in the cable containing cavities 13 that slideway 15 and fixed board 14 are formed.
Above-mentioned technical proposal has the beneficial effect that the application low-voltage electric cabinet not only saves use space, and automatically controlled
Cabinet surrounding is seal casinghousing, prevents rainwater dust from entering, and realizes teledata interaction by controller, is acquired in real time
The operating temperature of low-voltage electric cabinet is analyzed, and is adjusted, the automatically controlled cabinet controller setting filter circuit of pressure-stabilizing and power supply list
Member keeps automatically controlled cabinet controller work more reliable and more stable；Power supply unit can provide stable power supply electricity to automatically controlled cabinet controller
Source helps low-voltage electric cabinet steady operation.Filter circuit of pressure-stabilizing can effectively prevent external voltage unstable to MCU processor
It is damaged caused by equal peripheral circuits, keeps circuit work more reliable and more stable.
It is described can low pressure stable operation electric system comprehensively control power control cabinet, it is preferred that the current-limiting circuit includes:
The 1st fet gate is connected by connection MCU processor high side fet control terminal, the 1st field-effect tube source electrode connects respectively
3.3V power end and the 7th capacitor in parallel and the 8th capacitor one end are connect, the 7th capacitor in parallel and the 8th capacitor other end are grounded, and the 1st
FET drain is separately connected the 10th inductance one end and the 2nd field-effect tube source electrode, the 2nd FET drain ground connection, the 2nd effect
Tube grid is answered to connect MCU processor low side fet control terminal, the 10th inductance other end connects the 9th capacitor one end, the 9th capacitor
The other end connects the 3rd resistance one end, and the 9th capacitor one end is also connected with the 4th resistance one end, and it is another that the 4th resistance other end connects the 3rd resistance
One end, the 3rd resistance other end are also connected with the 5th resistance one end, the 5th resistance other end ground connection, and the 4th resistance one end is also connected with the 12nd electricity
Hold one end, the 12nd capacitor other end is separately connected the 13rd capacitor one end and the 4th resistance one end, and the 13rd capacitor other end is separately connected
14th capacitor one end and 12 capacitor one end, the 14th capacitor other end are separately connected the 15th capacitor one end and the 13rd capacitor one end, the
The 15 capacitor other ends are separately connected the 14th capacitor one end and 1.8V power end, and the 15th capacitor one end ground connection, the 3rd resistance other end is also
It is separately connected the 6th resistance one end and the 11st capacitor one end, the 6th resistance other end connects the 10th capacitor one end, and the 10th capacitor is another
End is separately connected the 11st capacitor other end and MCU processor current compensation control terminal, and the 6th resistance one end is also connected with current feedback
End.
Above-mentioned technical proposal have the beneficial effect that guarantee MCU processor can smooth work in low current conditions, and
It is also a kind of protective effect to MCU processor, prevents circuit caused by power supply unit overload from damaging by the way that current-limiting circuit is added.
It is described can low pressure stable operation electric system comprehensively control power control cabinet, it is preferred that the anti-static circuit packet
Include: data-interface connects MCU processor data transmission terminal, the connection of data-interface voltage end the 23rd capacitor and the 24th capacitor in parallel
One end, the 23rd capacitor in parallel and the 24th capacitor other end ground connection, the 25th capacitor one end connect data interface data and input cathode,
25th capacitor other end ground connection, the 26th capacitor one end connect data interface data input anode, and the 26th capacitor other end is grounded, the
27 capacitor one end connect the 26th capacitor other end, and the 27th capacitor other end connects MCU processor data transmission terminal, and the 11st resistance is simultaneously
Join the 27th capacitor.
Above-mentioned technical proposal have the beneficial effect that by anti-static circuit can be realized data transmission or plate during
The injury of the electrostatic caused by MCU processor, extends the service life of circuit.
It is described can low pressure stable operation electric system comprehensively control power control cabinet, it is preferred that the radio frequency input circuit
It include: that rf inputs connect the 12nd resistance one end, the 12nd resistance other end is separately connected the 5th inductance one end and the 31st capacitor one
End, the 5th capacitor other end are separately connected the 30th capacitor one end and the 4th inductance one end, and the 31st capacitor other end is separately connected the 30th
The capacitor other end and ground connection, the 4th inductance one end are also connected with the 29th capacitor one end, and the 29th capacitor other end connection MCU processor is penetrated
Frequency signal receiving end, the 4th inductance other end connect MCU processor rf signal reception end, and the 4th inductance other end is also connected with the 28th
Capacitor one end, the 28th capacitor other end ground connection, the 28th capacitor other end are also connected with the 3rd inductance one end, the connection of the 3rd inductance other end
The 29th capacitor other end.
Above-mentioned technical proposal have the beneficial effect that user by radio-frequency card contact radio frequency input circuit carry out authentication and
Safety management.
It is described can low pressure stable operation electric system comprehensively control power control cabinet, it is preferred that the rf output circuit
It include: that RF output end is separately connected the 8th inductance one end and the 39th capacitor one end, the 39th capacitor other end connects the 15th resistance one
End, the 15th resistance other end are separately connected the 14th resistance one end and ground connection, and the 14th resistance other end connects the 38th capacitor one end, the
The 38 capacitor other ends connect the 8th inductance other end, and the 8th inductance other end is also connected with the 37th capacitor one end and the 7th inductance one respectively
End, the 7th inductance other end are separately connected the 36th capacitor one end and the 35th capacitor one end, and the 37th capacitor other end connects the 13rd resistance
One end, the 13rd resistance other end connect the 6th inductance one end, and the 6th inductance other end is separately connected the 36th capacitor other end and ground connection,
35th capacitor one end is also connected with the 34th capacitor one end, and the 34th capacitor other end is separately connected the 13rd resistance other end and the 33rd capacitor
One end, the 33rd capacitor other end are separately connected the 32nd capacitor one end and MCU processor radio frequency output signal end, and the 32nd capacitor is another
End is separately connected the 36th capacitor other end and MCU processor radio frequency output signal end, MCU processor radio frequency electrical source connection the 9th
Inductance one end, the 9th inductance other end connect power end.
Above-mentioned technical proposal has the beneficial effect that the rf output circuit being capable of radio frequency by MCU processor to user
Row information write-in is sticked into, write operation is carried out to the information of radio-frequency card.
It is described can low pressure stable operation electric system comprehensively control power control cabinet, it is preferred that the MCU processor is
RT5350SF。
Invention additionally discloses it is a kind of can low pressure stable operation electric system comprehensively control power control cabinet working method, including such as
Lower step:
S1, radio frequency input circuit obtain user's radio frequency card information and carry out authentication, after authentication passes through, can control electricity
It controls cabinet controller and carries out the setting of power control cabinet temperature threshold or the setting of pump working state；
Authentication initial information in new user's radio-frequency card is written by rf output circuit in S2, can log in next user
The identification of Shi Jinhang identities match；
S3, temperature sensor obtain low-voltage electric cabinet internal temperature information, when low-voltage electric cabinet internal temperature is more than normal value,
MCU processor controls air inlet fan to air inlet inside low-voltage electric cabinet, while MCU processor is opened air-out fan and is exhausted,
Air circulation is formed in low-voltage electric cabinet to radiate；
S4, when automatically controlled cabinet side panel when the temperature is excessively high, MCU processor opens water pump, and water pump drives the condensate water circulatory of U-shaped water pipe,
Cool down to automatically controlled cabinet side panel；
S5, MCU processor adjust the revolving speed of air inlet fan and air-out fan, and MCU according to the variation of power control cabinet internal temperature
Processor adjusts the speed of water pump water flow according to the variation of automatically controlled cabinet side panel temperature.
Above-mentioned technical proposal has the beneficial effect that controlling radio frequency imput output circuit by MCU processor carries out user's body
Part validation of information, identification, and adjusted according to the operating power that power control cabinet temperature change carries out fan and water pump, make low-pressure electric controlled
Cabinet is maintained under the state of temperature of steady operation, extends the service life of power control cabinet.
In conclusion by adopting the above-described technical solution, the beneficial effects of the present invention are:
The application low-voltage electric cabinet not only saves use space, and power control cabinet surrounding is seal casinghousing, prevents rainwater grey
Dirt enters, and realizes teledata by controller and interact, the operating temperature of real-time collection analysis low-voltage electric cabinet, and
It adjusts, the automatically controlled cabinet controller setting filter circuit of pressure-stabilizing and power supply unit keep automatically controlled cabinet controller work more stable
Reliably.Radio frequency imput output circuit is controlled by MCU processor and carries out subscriber identity information confirmation, identification, and according to automatically controlled
Cabinet temperature change carries out the operating power adjustment of fan and water pump, and low-voltage electric cabinet is made to be maintained at the state of temperature of steady operation
Under, extend the service life of power control cabinet.
Having the beneficial effect that for above-mentioned technical proposal can carry out air stream to closed power control cabinet by postposition ventilation opening
It is logical, and the guide duct grip part is metal material, facilitates carrying power control cabinet.
The design of above-mentioned technical proposal having the beneficial effect that through air-out fan and air inlet fan, prevents in the power control cabinet
Portion generates negative pressure, influences the use of power control cabinet.It can make more good ventilation inside power control cabinet by being vertically arranged fixed board,
It is maintained at power control cabinet in one stable the operation is stable environment, lasting stable power output is provided.The bending of U-shaped water pipe is close
Degree can carry out density arrangement according to the demand of heat dissipation, which controls the flow velocity of water flow, so that U-shaped water pipe be made to can be good at
It radiates.U-shaped water pipe is wrapped in sealed chamber, can prevent the corrosion failure of external environment.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 is overall circuit schematic diagram of the present invention；
Fig. 2 is rolling screen door power control cabinet schematic diagram of the present invention；
Fig. 3 is air flow conduit schematic diagram of the present invention；
Fig. 4 is bottom air inlet fan air-out fan schematic diagram of the present invention；
Fig. 5 is vertical plate schematic diagram inside the present invention；
Fig. 6 is the U-shaped water pipe schematic diagram of the present invention；
Fig. 7 is lateral plate structure schematic diagram of the present invention；
Fig. 8 is power supply unit schematic diagram of the present invention；
Fig. 9 is current-limiting circuit schematic diagram of the present invention；
Figure 10 is filter circuit of pressure-stabilizing schematic diagram of the present invention；
Figure 11 is anti-static circuit schematic diagram of the present invention；
Figure 12 is radio frequency input circuit schematic diagram of the present invention；
Figure 13 is rf output circuit schematic diagram of the present invention；
Symbol description: 1 wireless WIFI unit, 2 cabinet bodies, 3 cabinet door receiving rooms, 4 cabinet doors, 5 keyholes, 6 side cabinets, 7 guide ducts,
8 guide duct grip parts, 9 dedusting strainers, 10 partitions, 11 air-out fans, 12 air inlet fans, 13 cable containing cavities, 14 fixed boards,
15 slideways, 16 guide duct strainers, 28 are U-shaped water pipe, 29 side plate inner panels, 30 automatically controlled cabinet controllers, 31 water pumps.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " longitudinal direction ", " transverse direction ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to limit of the invention
System.
In the description of the present invention, unless otherwise specified and limited, it should be noted that term " installation ", " connected ",
" connection " shall be understood in a broad sense, for example, it may be mechanical connection or electrical connection, the connection being also possible to inside two elements can
, can also indirectly connected through an intermediary, for the ordinary skill in the art to be to be connected directly, it can basis
Concrete condition understands the concrete meaning of above-mentioned term.
As illustrated in fig. 1 and 2,2 top nose of cabinet body places cabinet door receiving room 3, and cabinet door 4 is roller shutter structure on chip, opens key
When keyhole 5, cabinet door 4 is involved in cabinet door receiving room 3, the side cabinet 6 of 2 side of cabinet body installs automatically controlled cabinet controller 30, the electricity
Control cabinet controller 30 can send and receive radiofrequency signal, and user carries out identity information confirmation and power control cabinet by radio-frequency card
Operational administrative.Designed by the roller shutter structure of cabinet door 4, unlike traditional switch door design not only occupied space again because of cabinet door
Unnecessary scuffing is caused to be Metal Flake, so as to maloperations such as the scratches that prevents staff, by wireless WIFI unit
It is mounted on power control cabinet shell upper.
Automatically controlled cabinet controller includes: MCU processor electric fan driving end connection electric fan driving circuit signal end, electric fan driving electricity
Road connects power control cabinet air-out fan and air inlet fan, and MCU processor water pump drives end to connect water pump driving circuit signal end, water pump
Driving circuit connects power control cabinet water pump, and MCU processor data interaction end connects WIFI unit data connection end, and WIFI unit can
Connect external wireless data, or connection cloud server, by the real-time working parameter of power control cabinet be transferred to cloud server or
Person remote user also can be realized power control cabinet and be placed between building, the interaction of each power control cabinet data, MCU processor in order to
Can steady operation so that anti-static circuit be arranged, carry out plug operation or data transmission procedure in data-interface USB interface
In, be arranged anti-static circuit, prevent MCU processor burn or short circuit, antistatic is connected between MCU processor and data-interface
Circuit.
When MCU processor connects power supply unit, in order to allow MCU processor steady operation itself, MCU processor circuit signal
End connection filter circuit of pressure-stabilizing signal end, prevents external power supply power supply instability from making to MCU processor by filter circuit of pressure-stabilizing
At injury.
Temperature signal is transmitted to MCU processor by mounting temperature sensor inside power control cabinet, and MCU processor signal receives
End connection temperature sensor signal transmitting terminal.
MCU processor rf data end connects radio frequency input circuit and rf output circuit, is penetrated by the IC of user management
Frequency sticks into the reading, reception or transmission of row data, so as to carry out data management to power control cabinet.The data management includes pair
Using the acquisition of user identity, read-write and the acquisition of power control cabinet internal temperature data.
Lightning protection device is installed on the outside of power control cabinet, the wind for preventing the circuit in power control cabinet caused by weather condition exception from burning out
Danger.
MCU processor power end connects power supply unit feeder ear, and MCU processor is powered to obtain by power supply unit
3.3V power supply is obtained, and power supply unit can provide stable out-put supply to MCU processor.
MCU processor current limliting end connect current-limiting circuit, guarantee MCU processor can smooth work in low current conditions,
And be also a kind of protective effect to MCU processor, circuit caused by preventing power supply unit from overloading by the way that current-limiting circuit is added
Damage.
The steady press bond filter circuit of pressure-stabilizing signal end of MCU processor power supply, by filter circuit of pressure-stabilizing to MCU processor
Carry out voltage regulation filtering.
As shown in Figures 2 and 3,2 rear end of cabinet body opens up ventilation opening, and 7 one end of guide duct is installed at ventilation opening, and guide duct 7 is another
One end and guide duct grip part are arc-shaped connection between 8 one end, guarantee that air circulation is smooth, guide duct grip part 8 can be square
Just user takes or moves power control cabinet.
As shown in figure 4,2 bottom of cabinet body opens up several ventilation openings, each ventilation opening installs air-out fan 11, and guide duct is held
8 other end of portion is sealingly mounted at inlet plenum, and inlet plenum is structure as a whole with cabinet body setting, and inlet plenum passes through 10 phases of partition with cabinet body
Mutually isolation, partition 10 are fixed on the ventilation opening side of cabinet body 2, and inlet plenum bottom end opens up several air inlets, is installed into air inlet
Wind fan 12 installs several dedusting strainers 9 in inlet plenum, has spacing distance between each dedusting strainer, prevent dust excessive
Absorption results in blockage.
As shown in figure 5,2 placed inside fixed board 14 of cabinet body, fixed board 14 is for installing relay, fixed board 14
It is vertically mounted on inside cabinet body 2, is used for upper and lower air circulation, since cabinet body top and facade are enclosed construction, only bottom is set
Ventilation equipment are set, the risk that rainwater enters when preventing dust from falling into this way, while also power control cabinet being avoided to be placed on outdoor, in fixation
Slideway 15 is set on vertical plate 14, slideway 15 is semi-circular shape, open up open slot on semi-circular shape top, the width of open slot with after
The width of electric appliance groove is adapted, and guide duct strainer 16 is installed between 2 ventilation opening of cabinet body and guide duct, for prevent dust into
Enter, influences power control cabinet normal work.
As shown in fig. 6, relay groove is arranged in relay one end, the relay groove 17 is used to slide into slideway 15, after
Electric appliance is inserted into operating circuit by cable port, and cable fixing bolt 20 and cable activity bolt 22 match clamping operating circuit, cable
Fixing bolt 20 is fixed on relay base, and cable activity bolt 22 adjusts the elastic shape of clamping operating circuit by screw thread rotation
State, relay side are arranged relay cooling fin 18,19, after relay operating circuit is installed, pass through relay groove 17
It is inserted into slideway 15, several relays are sequentially inserted into slideway 15, operating circuit is accommodated in slideway 15 and fixed board 14 formed
In cable containing cavities 13, such effect is that circuit storage is neat, and easy access is searched, and working efficiency is improved.
As shown in fig. 7, installing U-shaped water pipe 28 on 6 surface of side cabinet, mounting means can be welding, water pipe metal
Ring fixes snapping, and U-shaped water pipe 28 installs water pump 31 and is used as water circulation treatment device, and water pump 31 is carried out by automatically controlled cabinet controller 30
Water loop control.
The preferred embodiment of U-shaped water pipe 28,6 inner surface of side cabinet install U-shaped water pipe 28, in side cabinet 6 and side plate
Plate 29 forms sealed chamber, and U-shaped water pipe 28 is encapsulated in sealed chamber, prevents extraneous touching or corrodes to U-shaped water pipe 28,
The long-acting work of U-shaped water pipe 28 is protected, and the cabinet body 2 of power control cabinet, side cabinet 6, U-shaped water pipe and side plate inner panel 29 are metal material
Material, heating conduction is good, and power control cabinet is made to be maintained at the state of efficient operation.
As shown in figure 8, power supply unit includes: power interface 1st capacitor in parallel and the 2nd capacitor, it is in parallel after the 1st capacitor and
2nd capacitor one end connects the first voltage-stablizer power input, and the first voltage regulator feedback end connects the 1st inductance one end, the first pressure stabilizing
Device power output end is separately connected the 1st inductance other end and the 1st diode cathode, and the first voltage-stablizer ground terminal is separately connected the 1st
The 1st capacitor and the 2nd capacitor other end after diode cathode and parallel connection, wherein the 1st reversal of diode is to play a protective role, the
The effect of one voltage-stablizer is to be depressured 24V voltage, and the 1st inductance one end is also connected with the 3rd capacitor one end, the 3rd capacitor other end
Ground connection, the 3rd capacitor one end are also respectively connected with the 4th capacitor one end and the second voltage-stablizer power input, the connection of the 4th capacitor other end
1st resistance one end, the 1st resistance other end ground connection, the second voltage-stablizer power output end connect the 2nd resistance one end, and the 2nd resistance is another
End the 5th capacitor one end of connection, the second voltage-stablizer power output end are also connected with the 6th capacitor one end, the 5th capacitor other end and the 6th electricity
It is grounded after holding other end connection, the 6th capacitor one end is also connected with the 2nd light emitting diode anode, and the 6th capacitor other end is also connected with the 2nd
Light emitting diode cathode.The power supply unit exports stable 24V voltage and 3.3V voltage, and power work is stablized.
As shown in figure 9, current-limiting circuit includes: to connect the 1st effect by connecting MCU processor high side fet control terminal
Tube grid is answered, the 1st field-effect tube source electrode is separately connected 3.3V power end and the 7th capacitor in parallel and the 8th capacitor one end, in parallel
7th capacitor and the 8th capacitor other end ground connection, the 1st FET drain are separately connected the 10th inductance one end and the 2nd field-effect tube source
Pole, the 2nd FET drain ground connection, the 2nd fet gate connect MCU processor low side fet control terminal, the 10th electricity
Feel the other end and connect the 9th capacitor one end, the 9th capacitor other end connects the 3rd resistance one end, and the 9th capacitor one end is also connected with the 4th resistance
One end, the 4th resistance other end connect the 3rd resistance other end, and the 3rd resistance other end is also connected with the 5th resistance one end, and the 5th resistance is another
One end ground connection, the 4th resistance one end are also connected with the 12nd capacitor one end, and the 12nd capacitor other end is separately connected the 13rd capacitor one end and the
14 capacitor one end, the 13rd capacitor other end are separately connected the 14th capacitor one end and 12 capacitor one end, the 14th capacitor other end difference
The 15th capacitor one end and the 13rd capacitor one end are connected, the 15th capacitor other end is separately connected the 14th capacitor one end and 1.8V power supply
End, the 15th capacitor one end ground connection, the 3rd resistance other end are also respectively connected with the 6th resistance one end and the 11st capacitor one end, the 6th resistance
The other end connects the 10th capacitor one end, and the 10th capacitor other end is separately connected the 11st capacitor other end and MCU processor electric current is mended
Control terminal is repaid, the 6th resistance one end is also connected with current feedback terminal.
As shown in Figure 10, filter circuit of pressure-stabilizing includes: that the 16th capacitor one end connects the 7th resistance one end, the 7th resistance other end
Ground connection, the 16th capacitor other end connect the 17th capacitor one end, and the 17th capacitor one end is also connected with the 18th capacitor one end, and the 17th capacitor is another
One end connects the 8th resistance one end, and the 8th resistance other end ground connection, the 18th capacitor one end is also connected with the 19th capacitor one end, the 18th capacitor
The other end connects the 9th resistance one end, the 9th resistance other end ground connection, and the 19th capacitor one end is also connected with the 3rd diode cathode, and the 19th
The capacitor other end connects the 10th resistance one end, the 10th resistance other end ground connection, and the 3rd diode cathode connects the 2nd inductance one end, the
The 2 inductance other ends connect MCU processor pressure stabilizing transmission end, and the 2nd inductance other end is also connected with the 20th capacitor one end, and the 20th capacitor is another
One end ground connection, the 21st capacitor in parallel and the 22nd capacitor one end connection MCU processor pressure stabilizing on pull end, the 21st capacitor in parallel and
22nd capacitor other end ground connection.
As shown in figure 11, data transmission anti-static circuit includes: data-interface connection MCU processor data transmission terminal, number
According to the connection of interface voltage end the 23rd capacitor and the 24th capacitor one end, the 23rd capacitor in parallel and the 24th another termination of capacitor in parallel
Ground, the 25th capacitor one end connect data interface data and input cathode, the 25th capacitor other end ground connection, the 26th capacitor one end connection number
Anode is inputted according to interface data, the 26th capacitor other end ground connection, the 27th capacitor one end connects the 26th capacitor other end, the 27th capacitor
The other end connects MCU processor data transmission terminal, the 27th capacitor of the 11st resistor coupled in parallel.
4th diode and the 5th diode are two-way stable state diode.
As shown in figure 12, radio frequency input circuit includes: that rf inputs connect the 12nd resistance one end, the 12nd resistance other end
It is separately connected the 5th inductance one end and the 31st capacitor one end, the 5th capacitor other end is separately connected the 30th capacitor one end and the 4th inductance
One end, the 31st capacitor other end are separately connected the 30th capacitor other end and ground connection, and the 4th inductance one end is also connected with the 29th capacitor one
End, the 29th capacitor other end connect the end MCU processor radiofrequency signal PF0-2G-INN, and the 4th inductance other end connects MCU processor
The end radiofrequency signal PF0-2G-INP, the 4th inductance other end are also connected with the 28th capacitor one end, and the 28th capacitor other end is grounded, and the 28th
The capacitor other end is also connected with the 3rd inductance one end, and the 3rd inductance other end connects the 29th capacitor other end.User is clamped by radio frequency
It touches radio frequency input circuit and carries out authentication and safety management.
As shown in figure 13, rf output circuit includes: that RF output end is separately connected the 8th inductance one end and the 39th capacitor one
End, the 39th capacitor other end connect the 15th resistance one end, and the 15th resistance other end is separately connected the 14th resistance one end and ground connection, the
The 14 resistance other ends connect the 38th capacitor one end, and the 38th capacitor other end connects the 8th inductance other end, the 8th inductance other end point
It is not also connected with the 37th capacitor one end and the 7th inductance one end, the 7th inductance other end is separately connected the 36th capacitor one end and the 35th capacitor
One end, the 37th capacitor other end connect the 13rd resistance one end, and the 13rd resistance other end connects the 6th inductance one end, and the 6th inductance is another
End is separately connected the 36th capacitor other end and ground connection, and the 35th capacitor one end is also connected with the 34th capacitor one end, the 34th capacitor other end
It is separately connected the 13rd resistance other end and the 33rd capacitor one end, the 33rd capacitor other end is separately connected the 32nd capacitor one end and MCU
The end processor PF0-PA-OUTP, the 32nd capacitor other end are separately connected the 35th capacitor other end and MCU processor PF0-PA-
The end OUTN, MCU processor radio frequency electrical source connect the 9th inductance one end, and the 9th inductance other end connects power end.Radio frequency output
Circuit can carry out information write-in by radio-frequency card of the MCU processor to user, carry out write operation to the information of radio-frequency card.
MCU processor is preferably RT5350SF.
Invention additionally discloses it is a kind of can low pressure stable operation electric system comprehensively control power control cabinet working method, including such as
Lower step:
S1, radio frequency input circuit obtain user's radio frequency card information and carry out authentication, after authentication passes through, can control electricity
It controls cabinet controller and carries out the setting of power control cabinet temperature threshold or the setting of pump working state；
Authentication initial information in new user's radio-frequency card is written by rf output circuit in S2, can log in next user
The identification of Shi Jinhang identities match；
S3, temperature sensor obtain low-voltage electric cabinet internal temperature information, when low-voltage electric cabinet internal temperature is more than normal value,
MCU processor controls air inlet fan to air inlet inside low-voltage electric cabinet, while MCU processor is opened air-out fan and is exhausted,
Air circulation is formed in low-voltage electric cabinet to radiate；
S4, when automatically controlled cabinet side panel when the temperature is excessively high, MCU processor opens water pump, and water pump drives the condensate water circulatory of U-shaped water pipe,
Cool down to automatically controlled cabinet side panel；
S5, MCU processor adjust the revolving speed of air inlet fan and air-out fan, and MCU according to the variation of power control cabinet internal temperature
Processor adjusts the speed of water pump water flow according to the variation of automatically controlled cabinet side panel temperature.
Above-mentioned technical proposal has the beneficial effect that controlling radio frequency imput output circuit by MCU processor carries out user's body
Part validation of information, identification, and adjusted according to the operating power that power control cabinet temperature change carries out fan and water pump, make low-pressure electric controlled
Cabinet is maintained under the state of temperature of steady operation, extends the service life of power control cabinet.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: not
A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where being detached from the principle of the present invention and objective, this
The range of invention is defined by the claims and their equivalents.
Claims (7)
1. can low pressure stable operation electric system comprehensively control power control cabinet characterized by comprising cabinet body (2), cabinet door (4),
Cabinet door receiving room (3)；
Cabinet body (2) top nose places cabinet door receiving room (3), and cabinet door (4) is roller shutter structure on chip, will when unlocking key hole (5)
Cabinet door (4) is involved in cabinet door receiving room (3), and the side cabinet (6) of cabinet body (2) side installs automatically controlled cabinet controller (30),
Cabinet body (2) rear end opens up ventilation opening, at ventilation opening install guide duct (7) one end, guide duct (7) other end with lead
It is arc-shaped connection between air hose grip part (8) one end；
Cabinet body (2) bottom opens up several ventilation openings, and each ventilation opening installs air-out fan (11), and guide duct grip part (8) are another
End is sealingly mounted at inlet plenum, and inlet plenum and cabinet body setting are structure as a whole, inlet plenum and cabinet body by separate (10) mutually every
From partition (10) is fixed on the ventilation opening side of cabinet body (2), and inlet plenum bottom end opens up several air inlets, is installed into air inlet
Wind fan (12) installs several dedusting strainers (9) in inlet plenum, has spacing distance between each dedusting strainer, prevent dust
Excessively absorption results in blockage；
Cabinet body (2) placed inside fixed board (14), fixed board (14) are vertically pacified for installing relay, fixed board (14)
It is internal mounted in cabinet body (2), it is used for upper and lower air circulation, slideway (15) are set on fixed board (14)；
U-shaped water pipe (28) is installed on side cabinet (6) surface, U-shaped water pipe (28) installation water pump (31) fills as water circular treatment
It sets, water pump (31) carries out water loop control by automatically controlled cabinet controller (30)；
Side cabinet (6) inner surface installs U-shaped water pipe (28), and side cabinet (6) and side plate inner panel (29) form sealed chamber, will
U-shaped water pipe (28) is encapsulated in sealed chamber, prevents extraneous touching or corrodes to U-shaped water pipe (28), protects U-shaped water pipe (28)
Long-acting work, and the cabinet body (2) of power control cabinet, side cabinet (6), U-shaped water pipe and side plate inner panel (29) they are metal material；
Automatically controlled cabinet controller includes: MCU processor signal receiving end connection temperature sensor signal transmitting terminal, MCU processor electricity
It fans and drives end connection electric fan driving circuit signal end, electric fan driving circuit connection power control cabinet air-out fan and air inlet fan, at MCU
It manages device water pump driving end and connects water pump driving circuit signal end, water pump driving circuit connects power control cabinet water pump, MCU processor data
Interaction end connects WIFI unit data connection end, and WIFI unit connects cloud server, and data-interface connects MCU processor data
Transmission end connects anti-static circuit between data-interface and MCU processor；
MCU processor connects power supply unit, and MCU processor circuit signal end connects filter circuit of pressure-stabilizing signal end, MCU processor
Current limliting end connects current-limiting circuit；
The power supply unit includes: power interface the 1st capacitor in parallel and the 2nd capacitor, the 1st capacitor and the 2nd capacitor one after parallel connection
The first voltage-stablizer power input of end connection, the first voltage regulator feedback end connect the 1st inductance one end, the output of the first voltage-stablizer power supply
End is separately connected the 1st inductance other end and the 1st diode cathode, and the first voltage-stablizer ground terminal is separately connected the 1st diode cathode
With the 1st capacitor and the 2nd capacitor other end after parallel connection, wherein the 1st reversal of diode is to play a protective role, the first voltage-stablizer
Effect is to be depressured 24V voltage, and the 1st inductance one end is also connected with the 3rd capacitor one end, the 3rd capacitor other end ground connection, the 3rd electricity
Hold one end and be also respectively connected with the 4th capacitor one end and the second voltage-stablizer power input, the 4th capacitor other end connects the 1st resistance one
End, the 1st resistance other end ground connection, the second voltage-stablizer power output end connect the 2nd resistance one end, the 2nd resistance other end connection the 5th
Capacitor one end, the second voltage-stablizer power output end are also connected with the 6th capacitor one end, and the 5th capacitor other end and the 6th capacitor other end connect
It is grounded after connecing, the 6th capacitor one end is also connected with the 2nd light emitting diode anode, and the 6th capacitor other end is also connected with the 2nd light emitting diode
Cathode；
The filter circuit of pressure-stabilizing includes: that the 16th capacitor one end connects the 7th resistance one end, the 7th resistance other end ground connection, the 16th electricity
Hold the other end and connect the 17th capacitor one end, the 17th capacitor one end is also connected with the 18th capacitor one end, the 17th capacitor other end connection the 8th
Resistance one end, the 8th resistance other end ground connection, the 18th capacitor one end are also connected with the 19th capacitor one end, the connection of the 18th capacitor other end
9th resistance one end, the 9th resistance other end ground connection, the 19th capacitor one end is also connected with the 3rd diode cathode, the 19th capacitor other end
The 10th resistance one end, the 10th resistance other end ground connection are connected, the 3rd diode cathode connects the 2nd inductance one end, and the 2nd inductance is another
End connection MCU processor pressure stabilizing transmission end, the 2nd inductance other end are also connected with the 20th capacitor one end, and the 20th capacitor other end is grounded,
Pull end, the 21st capacitor in parallel and the 22nd capacitor on 21st capacitor in parallel and the connection MCU processor pressure stabilizing of the 22nd capacitor one end
Other end ground connection；
MCU processor rf data end connects radio frequency input circuit and rf output circuit, and the IC radio frequency of logical user management sticks into
Reading, reception or the transmission of row data, so as to carry out data management to power control cabinet；
Relay groove is arranged in relay one end, and the relay groove is inserted for sliding into slideway 15, relay by cable port
Enter operating circuit, cable fixing bolt and cable activity bolt match clamping operating circuit, and cable fixing bolt is fixed on relay base
On seat, cable activity bolt adjusts the elastic state of clamping operating circuit by screw thread rotation, and relay side is arranged relay and dissipates
Backing after relay operating circuit is installed, is inserted into slideway 15 by relay groove, several relays is sequentially inserted into cunning
Road 15, operating circuit are accommodated in the cable containing cavities 13 that slideway 15 and fixed board 14 are formed.
2. it is according to claim 1 can low pressure stable operation electric system comprehensively control power control cabinet, which is characterized in that institute
Stating current-limiting circuit includes: to connect the 1st fet gate, the 1st effect by connection MCU processor high side fet control terminal
Should pipe source electrode be separately connected 3.3V power end and in parallel the 7th capacitor and the 8th capacitor one end, the 7th capacitor in parallel and the 8th capacitor
Other end ground connection, the 1st FET drain are separately connected the 10th inductance one end and the 2nd field-effect tube source electrode, the leakage of the 2nd field-effect tube
Pole ground connection, the 2nd fet gate connect MCU processor low side fet control terminal, the 9th electricity of the 10th inductance other end connection
Hold one end, the 9th capacitor other end connects the 3rd resistance one end, and the 9th capacitor one end is also connected with the 4th resistance one end, and the 4th resistance is another
The 3rd resistance other end of end connection, the 3rd resistance other end are also connected with the 5th resistance one end, the 5th resistance other end ground connection, the 4th resistance
One end is also connected with the 12nd capacitor one end, and the 12nd capacitor other end is separately connected the 13rd capacitor one end and the 4th capacitor one end, the 13rd electricity
Hold the other end and be separately connected the 14th capacitor one end and 12 capacitor one end, the 14th capacitor other end be separately connected the 15th capacitor one end and
13rd capacitor one end, the 15th capacitor other end are separately connected the 14th capacitor one end and 1.8V power end, and the 15th capacitor one end is grounded,
The 3rd resistance other end is also respectively connected with the 6th resistance one end and the 11st capacitor one end, and the 6th resistance other end connects the 10th capacitor one
End, the 10th capacitor other end are separately connected the 11st capacitor other end and MCU processor current compensation control terminal, the 6th resistance one end
It is also connected with current feedback terminal.
3. it is according to claim 1 or 2 can low pressure stable operation electric system comprehensively control power control cabinet, feature exists
In the anti-static circuit includes: data-interface connection MCU processor data transmission terminal, and the connection of data-interface voltage end is in parallel
The 23rd capacitor and the 24th capacitor one end, the 23rd capacitor in parallel and the 24th capacitor other end ground connection, the 25th capacitor one end connection
Data-interface data input cathode, the 25th capacitor other end ground connection, and the 26th capacitor one end connects data interface data input anode,
26th capacitor other end ground connection, the 27th capacitor one end connect the 26th capacitor other end, and the 27th capacitor other end connects MCU processor
Data transmission terminal, the 27th capacitor of the 11st resistor coupled in parallel.
4. it is according to claim 1 or 2 or 3 can low pressure stable operation electric system comprehensively control power control cabinet, feature
It is, the radio frequency input circuit includes: that rf inputs connect the 12nd resistance one end, and the 12nd resistance other end is separately connected the
5 inductance one end and the 31st capacitor one end, the 5th capacitor other end are separately connected the 30th capacitor one end and the 4th inductance one end, the 31st electricity
Hold the other end and be separately connected the 30th capacitor other end and ground connection, the 4th inductance one end is also connected with the 29th capacitor one end, and the 29th capacitor is another
One end connection MCU processor rf signal reception end, the 4th inductance other end connection MCU processor rf signal reception end, the 4th
The inductance other end is also connected with the 28th capacitor one end, the 28th capacitor other end ground connection, and the 28th capacitor other end is also connected with the 3rd inductance one
End, the 3rd inductance other end connect the 29th capacitor other end.
5. it is according to claim 1 can low pressure stable operation electric system comprehensively control power control cabinet, which is characterized in that institute
Stating rf output circuit includes: that RF output end is separately connected the 8th inductance one end and the 39th capacitor one end, the 39th capacitor other end
The 15th resistance one end is connected, the 15th resistance other end is separately connected the 14th resistance one end and ground connection, the connection of the 14th resistance other end
38th capacitor one end, the 38th capacitor other end connect the 8th inductance other end, and the 8th inductance other end is also connected with the 37th capacitor respectively
One end and the 7th inductance one end, the 7th inductance other end are separately connected the 36th capacitor one end and the 35th capacitor one end, and the 37th capacitor is another
One end connects the 13rd resistance one end, and the 13rd resistance other end connects the 6th inductance one end, and the 6th inductance other end is separately connected the 36th
The capacitor other end and ground connection, the 35th capacitor one end are also connected with the 34th capacitor one end, and the 34th capacitor other end is separately connected the 13rd electricity
The other end and the 33rd capacitor one end are hindered, the 33rd capacitor other end is separately connected the 32nd capacitor one end and the output of MCU processor radio frequency
Signal end, the 32nd capacitor other end are separately connected the 35th capacitor other end and MCU processor radio frequency output signal end, MCU processing
Device radio frequency electrical source connects the 9th inductance one end, and the 9th inductance other end connects power end.
6. it is according to claim 1 can low pressure stable operation electric system comprehensively control power control cabinet, which is characterized in that institute
Stating MCU processor is RT5350SF.
7. one kind can low pressure stable operation electric system comprehensively control power control cabinet working method, which is characterized in that including as follows
Step:
S1, radio frequency input circuit obtain user's radio frequency card information and carry out authentication, after authentication passes through, can control electricity
It controls cabinet controller and carries out the setting of power control cabinet temperature threshold or the setting of pump working state；
Authentication initial information in new user's radio-frequency card is written by rf output circuit in S2, can log in next user
The identification of Shi Jinhang identities match；
S3, temperature sensor obtain low-voltage electric cabinet internal temperature information, when low-voltage electric cabinet internal temperature is more than normal value,
MCU processor controls air inlet fan to air inlet inside low-voltage electric cabinet, while MCU processor is opened air-out fan and is exhausted,
Air circulation is formed in low-voltage electric cabinet to radiate；
S4, when automatically controlled cabinet side panel when the temperature is excessively high, MCU processor opens water pump, and water pump drives the condensate water circulatory of U-shaped water pipe,
Cool down to automatically controlled cabinet side panel；
S5, MCU processor adjust the revolving speed of air inlet fan and air-out fan, and MCU according to the variation of power control cabinet internal temperature
Processor adjusts the speed of water pump water flow according to the variation of automatically controlled cabinet side panel temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811150227.9A CN109066373A (en) | 2016-07-23 | 2016-07-23 | Can low pressure stable operation electric system comprehensively control power control cabinet and its working method |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811150227.9A CN109066373A (en) | 2016-07-23 | 2016-07-23 | Can low pressure stable operation electric system comprehensively control power control cabinet and its working method |
| CN201610585337.2A CN106068072B (en) | 2016-07-23 | 2016-07-23 | Intelligent water-cooled cooling Comprehensive Control power control cabinet and its working method for electric system |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610585337.2A Division CN106068072B (en) | 2016-07-23 | 2016-07-23 | Intelligent water-cooled cooling Comprehensive Control power control cabinet and its working method for electric system |
Publications (1)
| Publication Number | Publication Date |
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| CN109066373A true CN109066373A (en) | 2018-12-21 |
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| CN201610585337.2A Expired - Fee Related CN106068072B (en) | 2016-07-23 | 2016-07-23 | Intelligent water-cooled cooling Comprehensive Control power control cabinet and its working method for electric system |
| CN201811150227.9A Withdrawn CN109066373A (en) | 2016-07-23 | 2016-07-23 | Can low pressure stable operation electric system comprehensively control power control cabinet and its working method |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610585337.2A Expired - Fee Related CN106068072B (en) | 2016-07-23 | 2016-07-23 | Intelligent water-cooled cooling Comprehensive Control power control cabinet and its working method for electric system |
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| CN204217292U (en) * | 2014-09-10 | 2015-03-18 | 安徽云科智能科技股份有限公司 | A kind of large-scale outdoor signal machine rack |
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| CN102780396A (en) * | 2011-05-10 | 2012-11-14 | 鸿富锦精密工业（深圳）有限公司 | Buck converter circuit |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106068072B (en) | 2018-11-13 |
| CN106068072A (en) | 2016-11-02 |
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Application publication date: 20181221 |