CN105652931B - Transformer station's armouring central switch cabinet intelligent regulating system and its adjusting method - Google Patents
Transformer station's armouring central switch cabinet intelligent regulating system and its adjusting method Download PDFInfo
- Publication number
- CN105652931B CN105652931B CN201610189303.1A CN201610189303A CN105652931B CN 105652931 B CN105652931 B CN 105652931B CN 201610189303 A CN201610189303 A CN 201610189303A CN 105652931 B CN105652931 B CN 105652931B
- Authority
- CN
- China
- Prior art keywords
- temperature
- air
- dehumidifying
- setting valve
- switch cabinet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 10
- 230000001105 regulatory effect Effects 0.000 title abstract description 11
- 238000001514 detection method Methods 0.000 claims description 34
- 238000001816 cooling Methods 0.000 claims description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 238000000889 atomisation Methods 0.000 claims description 18
- 230000009467 reduction Effects 0.000 claims description 15
- 238000005457 optimization Methods 0.000 claims description 14
- 230000008859 change Effects 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 7
- 239000005030 aluminium foil Substances 0.000 claims description 5
- 238000009692 water atomization Methods 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 230000000284 resting effect Effects 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 230000007257 malfunction Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 238000010257 thawing Methods 0.000 claims 2
- 238000007789 sealing Methods 0.000 abstract description 2
- 238000004140 cleaning Methods 0.000 description 23
- 230000009471 action Effects 0.000 description 7
- 238000000746 purification Methods 0.000 description 7
- 239000000428 dust Substances 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 238000009835 boiling Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000013021 overheating Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000004887 air purification Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001932 seasonal effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000004781 supercooling Methods 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D27/00—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00
- G05D27/02—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00 characterised by the use of electric means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Drying Of Gases (AREA)
Abstract
The present invention relates to transformer station's armouring central switch cabinet intelligent regulating system and its adjusting method, including host apparatus, input channel and output channel, the host apparatus includes casing and the temp and humidity regulator in casing, the casing is provided with air-in and air-out, the air-in is connected by input channel with the air output end of armouring central switch cabinet, and the air-out is connected by output channel with the air input of armouring central switch cabinet.The present invention has dehumidifying, temperature adjustment and prevents the filthy function of electrical equipment, aspirates wet, hot-air in switch cubicle by sealing pipeline and is dehumidified, temperature control and removes the filth in cabinet in air, conscientiously raising safe operation of electric network reliability.
Description
Technical field
The present invention relates to switch cubicle dehumidifying technology field, and in particular to transformer station's armouring central switch cabinet intelligent regulating system
And its adjusting method.
Background technology
Transformer station's armouring central switch cabinet belongs to high voltage distribution installation, by bus, connection row, dolly, open circuit in its cabinet
The part such as device and disconnecting link and control protective unit is set up and is divided into each electrical separation cell by steel plate, insulating part, for converging
Collection, distribution electric energy and detection and automatic excision failure etc., are transformer station, the important component of generating plant stand.Made at present
Armouring central switch cabinet is compact to design, and alternate and its distance to the ground is small, and each part insulation, cooling requirements are high, insulation and moisture,
Dust-proof and cooling never obtains essence solution, and armouring central switch cabinet has problems with：1st, armouring central switch cabinet
The actual conditions such as interior generation short circuit, ground connection or electric discharge flashover happen occasionally, and have developed to the degree of replacing cabinet interior insulation part comprehensively,
Humidity directly jeopardizes electrical equipment safe operation.2nd, the electronic equipment such as protection, observing and controlling in armouring central switch cabinet operation ring
Border temperature is too high and busbar junction, the part of switch contact are radiated and the spring of operating mechanism is overheated（Supercooling）Generation elasticity
Change causes contact is compressed and opening velocity changes etc., and high temperature equally also directly jeopardizes electrical equipment safe operation.3rd, use
Industrial dehumidifier dehumidifies to switch gear room, and the moisture in switch cubicle is difficult to remove, during industrial dehumidifier summer operation, dry-air blast outlet temperature
Degree is up to 53 DEG C or so, and fuel factor caused by accumulation can make in-cabinet temperature locally rise, in-cabinet temperature can be made more to raise.4th, part
Power supply enterprise installs air conditioner dehumidification cooling in switch gear room, and the divulging information of switch gear room wall bottom, explosion-proof glazing are closed.Work as cabinet
During interior generation short trouble, institute discharges with the huge energy occurred, will be leaked release by switching chamber ventilated, explosion proof window, directly
Meet operational outfit or the staff jeopardized outside window.
The content of the invention
It is an object of the invention to provide a kind of transformer station's armouring central switch cabinet intelligent regulating system with being put out in armouring
The system and its adjusting method of cabinet composition are closed, with dehumidifying, temperature control, dust-proof and dedusting function, is opened by sealing pipeline suction
Close wet, hot in cabinet and dehumidified containing dusty air, temperature control, dust-proof and air cleaning, realize in armouring central switch cabinet electric
Equipment safety reliability service.
To achieve the above object, present invention employs following technical scheme：
Transformer station's armouring central switch cabinet intelligent regulating system, including host apparatus, input channel and output channel, it is described
Host apparatus includes casing and the temp and humidity regulator in casing, and the casing is defeated provided with air-in and air
Outlet, the air-in is connected by input channel with the air output end at the top of armouring central switch cabinet, institute
Air-out is stated by output channel with the air input positioned at armouring central switch cabinet bottom to be connected.
Led provided with air cleaning moist chamber, the inner circulating air being connected with air cleaning moist chamber the inside of the casing
Flow chamber, the collection chamber being connected with inner circulating air diversion chamber and the dry and cold purification air output room being connected with collection chamber, institute
The bottom that air-in and air-out are located at casing is stated, and air-in is connected with the air cleaning moist chamber
Logical, air-out is connected with the dry and cold purification air output room.
The temp and humidity regulator includes the dehydrating unit being located in the air cleaning moist chamber and located at the collection
Enter centrifugal blower provided with interior circulation pair in air chamber, the interior circulation pair enters the air outlet and the dry and cold purification air of centrifugal blower
The air inlet of output room is connected.
The dehydrating unit includes the double air intake centrifugal blower fans of dehumidifying, dehumidifier and dehumidifying compressor, the double air intakes of the dehumidifying
The air inlet of centrifugal blower is corresponding with air-in, and its air outlet is connected with the air inlet of the dehumidifier.
Cleaning filtration screen of air is provided with the air cleaning moist chamber, the cleaning filtration screen of air is insertion with casing
Formula is connected.
The dehumidifier includes condenser and evaporator, and the air inlet of the condenser is removed by blower fan kuppe with described
The air outlet of wet pair of air intake centrifugal blower fan is connected, and the lower section of the dehumidifier is provided with condensed water water-collecting tray.
The first board-like sensible heat exchanger is provided between the air cleaning moist chamber and inner circulating air diversion chamber, it is described interior
The second board-like sensible heat exchanger is provided between circulation air diversion chamber and collection chamber.
The casing be divided into above and below two layers, the dry and cold purification air output room and air cleaning moist chamber are located at casing
Lower floor, the inner circulating air diversion chamber is located at the right side in casing and adjacent with the collection chamber and air cleaning moist chamber
Closely.
Air cooling axial flow blower is equipped with front side of the first board-like sensible heat exchanger and the second board-like sensible heat exchanger, its
Rear side is equipped with air intake louver.
Water atomization plant is equipped with the air intake louver and on the inside of air cooling axial flow blower.
Temperature sensor and humidity sensor are mounted in the collection chamber and air-in；The dehumidifying compressor
Pressure piping and low pressure pipeline on be mounted on high and low pressure protection sensor, the dehumidifying compressor is close to compressor air-discharging
Mounting temperature sensor on pressure piping near mouthful；TEMP is respectively mounted on the hydrophilic aluminium foil fin of the dehumidifier
Device.
A kind of transformer station's armouring central switch cabinet intelligent adjusting method, comprises the following steps：
（A）Start, the double air intake centrifugal blower fans of interior circulation are by the crawl frequency startup optimization adjusted, air cooling axial flow blower
With the double air intake centrifugal blower fans of dehumidifying by frequency startup optimization is adjusted, dehumidify compressor start power frequency operation, power frequency operation after 180 seconds
First setting time makes to enter automatic control state after air is fully circulated in armouring central switch cabinet；
（B）Into after automatic control state, the temperature and relative humidity in host apparatus installed in air-in position is examined
The air epidemic disaster extracted out in armouring central switch cabinet is surveyed, setting valve is stopped when Air Temperature, humidity value are respectively lower than the first temperature
When stopping setting valve with the first humidity, then host apparatus enters resting state；When Air Temperature, humidity value respectively reach second temperature
When setting valve and the second humidity setting valve, then double air intake centrifugal wind that dehumidify are run according to temperature change variable frequency starting, except Wet Compression
Machine starts power frequency operation, and the double air intake centrifugal blower fans of interior circulation are by the crawl frequency startup optimization adjusted, air cooling axial flow blower
Run according to temperature change variable frequency starting；
（C）When the air themperature rise in armouring central switch cabinet reaches that temperature control three starts setting valve, high-pressure atomization
Water pump is by the startup, dwell time gap startup optimization adjusted；When the air themperature reduction in armouring central switch cabinet reaches the
When four temperature stop setting valve, the work out of service of high-pressure atomization water pump；
（D）The current temperature value in temperature sensor detection host apparatus on the hydrophilic aluminium foil fin of dehumidifier, if working as
When preceding temperature value reduction reaches that the first molten frost adjusts temperature value, dehumidifying compressor is out of service, if current temperature value is higher than second
When Rong Shuan adjusts temperature value, and the dehumidifying compressor shutdown time exceeds after preset time, and is installed according to air-in position
Temperature and relative humidity detection humidity value logic judgment dehydrating unit whether dehumidify operation；
（E）When overheat, overcurrent condition occurs in the motor of temp and humidity regulator and water atomization plant, then humiture is adjusted
Regulating device and high-pressure atomization water pump are out of service, and send corresponding protection switch alarm signal；If when temp and humidity regulator
When there is frequency conversion failure, then the motor inverter of temp and humidity regulator is out of service, and sends corresponding failure alarm signal；
（F）Host apparatus control logic malfunctions or machine of delaying, and continuously opening 3 times certainly can not recover, then the double air intake centrifugals of interior circulation
Blower fan and air cooling axial flow blower automatically switch to power frequency operation, dehumidifying compressor, the double air intake centrifugal blower fans of dehumidifying and water smoke makeup
Power supply disconnection is put, and sends alarm signal.
Further, the 3rd temperature starts the temperature of setting valve >=the 4th and stops setting valve >=second temperature and start to adjust
It is worth the >=the first temperature and stops setting valve.
Further, step（C）It is further comprising the steps of afterwards：
（C1）Temperature sensor detection temperature rise on pressure piping near dehumidifying exhaust outlet of compressor reaches the 5th
When temperature shuts down setting valve, dehumidifying compressor is out of service and sends the too high alarm signal of temperature；Its temperature sensor detection temperature
Degree reduction reaches that the 6th temperature starts setting valve and met simultaneously after the delay of dehumidifying compressor shutdown time >=240 second, again according to
Whether the temperature and relative humidity detection humidity value logic judgment installed according to air-in tuyere position dehumidifies operation；
（C2）The detection pressure value rise of the high voltage protective sensor on the pressure piping of compressor that dehumidifies reaches the first high pressure
When setting valve is shut down in protection, dehumidifying compressor and the double air intake centrifugal blower fans of dehumidifying are simultaneously out of service, and accordingly send alarm signal
Number；
（C3）The detection pressure value reduction of the low-voltage variation sensor on the low pressure pipeline of compressor that dehumidifies reaches the 3rd low pressure
When setting valve is shut down in protection, dehumidifying compressor and the double air intake centrifugal blower fans of dehumidifying are simultaneously out of service, and accordingly send alarm signal
Number.
As shown from the above technical solution, the present invention can meet iron-clad switchgear operation to the humidity of environment, temperature and remove
The technical requirements for going air filthy, significantly improve electric equipment operation security reliability, and cold dry air inputs total pipeline and damp and hot
Air delivery trunk road is arranged in underground or cable duct, utilizes the seasonal temperature change below earth's surface and electric equipment operation temperature
Spend space in the opposite rule of changes in demand and spray water air cooling way and the armouring central switch cabinet of closing and be much smaller than switch
Room space and open dehumidifying and cooling mode, transformer station's armouring central switch cabinet intelligent regulating system are energy-saving clearly,
Operation of Electric Systems maintenance cost is greatly reduced.
Brief description of the drawings
Fig. 1 is the system diagram of the present invention；
Fig. 2 is the front view of the host apparatus of the present invention；
Fig. 3 is Fig. 2 internal structure schematic diagram；
Fig. 4 is the sectional view of A-A in Fig. 2；
Fig. 5 is Fig. 3 right view；
Fig. 6 is dehumidifying and cooling air flow schematic diagram in armouring central switch cabinet side view.
Embodiment
The present invention will be further described below in conjunction with the accompanying drawings：
As shown in figs. 1 to 6, transformer station's armouring central switch cabinet intelligent regulating system, including host apparatus 1, input channel 2
With output channel 3, host apparatus 1 includes casing and the epidemic disaster adjusting means in casing, and casing is inputted provided with air
Mouthfuls 15 and air-out 16, air-in 15 is defeated by input channel 2 and the air that is located at the top of armouring central switch cabinet
Go out end to be connected, air-out 16 is connected by output channel 3 with the air input positioned at armouring central switch cabinet bottom
Connect.Because air output end is located at the top of switch cubicle, air input is located at the bottom of switch cubicle, so the interior circulation dehumidifies
Cool down wind and form " malleation " feeding from switch cubicle bottom, keep air in cabinet to consistently form malleation, to improve intelligent regulating system
Dehumidifying, temperature control, dust-proof and dust removing effects.
As shown in Fig. 2 the inside of the casing is provided with air cleaning moist chamber 11, be connected with air cleaning moist chamber 11
Inner circulating air diversion chamber 12, the collection chamber 13 being connected with inner circulating air diversion chamber 12 and be connected with collection chamber 13 it is dry
Cold cleaning air exports room 14, and air-in 15 and air-out 16 are located at the bottom of casing, and air-in 15
It is connected with air cleaning moist chamber 11, air-out 16 is connected with dry and cold purification air output room 14.
The epidemic disaster adjusting means includes the dehydrating unit being located in air cleaning moist chamber 11 and in collection chamber 13
Enter centrifugal blower 131 provided with interior circulation pair, interior circulation pair enters the air outlet of centrifugal blower 131 and dry and cold purification air output room 14
Air inlet be connected.The dehydrating unit includes the double air intake centrifugal blower fans 111 of dehumidifying, dehumidifier 112 and dehumidifying compressor 113,
The air inlet of the double air intake centrifugal blower fans 111 of dehumidifying is corresponding with air-in 15, the air inlet of its air outlet and dehumidifier 112
It is connected.Dehumidifier 112 includes condenser and evaporator, and the air inlet of condenser is entered by blower fan kuppe 115 and dehumidifying pair
The air outlet of wind centrifugal blower 111 is connected, and the lower section of dehumidifier 112 is provided with condensed water water-collecting tray 116.
Cleaning filtration screen of air 114 is provided with air cleaning moist chamber 11, cleaning filtration screen of air 114 and casing are slotting
Enter formula connection.The first board-like sensible heat exchanger 17 is provided between air cleaning moist chamber 11 and inner circulating air diversion chamber 12,
The second board-like sensible heat exchanger 18 is provided between inner circulating air diversion chamber 12 and collection chamber 13.
The casing of the present embodiment be divided into above and below two layers, it is dry and cold purification air output room 14 and air cleaning moist chamber 11 be located at
The lower floor of casing, inner circulating air diversion chamber 12 be located at casing in right side and with collection chamber 13 and the phase of air cleaning moist chamber 11
Close on.The front side of the first board-like sensible heat exchanger 18 of board-like sensible heat exchanger 17 and second is equipped with air cooling axial flow blower 19, its
Rear side is equipped with air intake louver 10.On air intake louver 10 and the inner side of air cooling axial flow blower 19 is equipped with water
Atomising device 118, the water atomization plant 118 includes atomization water tank and atomization high-pressure pump.In collection chamber 13 and air-in 15
Inside it is mounted on temperature sensor and humidity sensor；It is mounted on the pressure piping and low pressure pipeline of dehumidifying compressor 113
High and low pressure protects sensor, and dehumidifying compressor 113 installs TEMP on the pressure piping near exhaust outlet of compressor
Device；Temperature sensor is respectively mounted on the hydrophilic aluminium foil fin of dehumidifier 112.
The method of transformer station's armouring central switch cabinet Intelligent adjustment, comprises the following steps：
S1：Start, the double air intake centrifugal blower fans 131 of interior circulation are by the crawl frequency startup optimization adjusted, air cooling axle stream
Blower fan 19 and the double air intake centrifugal blower fans 111 of dehumidifying are by frequency startup optimization is adjusted, and the compressor start power frequency that dehumidified after 180 seconds is transported
OK, the first setting time of operation makes to enter automatic control state after air is fully circulated in armouring central switch cabinet；
S2：Into after automatic control state, the epidemic disaster in host apparatus 1 installed in air-in tuyere position is passed
Air epidemic disaster in the air epidemic disaster extracted out in sensor detection armouring central switch cabinet, armouring central switch cabinet is low respectively
When the first temperature stops setting valve and the first humidity stops setting valve, then host apparatus 1 enters resting state.Resting state
When, at interval of the second setting time section, the double air intake centrifugal blower fans 131 of interior circulation by the crawl frequency startup optimization adjusted,
And run the first setting time；
In the step, extracted out in the temperature and relative humidity detection armouring central switch cabinet that air-in position is installed
Air epidemic disaster, when the air humidity rise in armouring central switch cabinet reaches that the second humidity starts setting valve, interior circulation is double
The crawl frequency startup optimization of air intake centrifugal blower fan 131, the double air intake centrifugal blower fans 111 of dehumidifying change frequency conversion with condenser temperature
Startup optimization, dehumidify compressor start after 180 seconds at interval.When the air humidity reduction in armouring central switch cabinet reaches that first is wet
When degree stops setting valve, the double air intake centrifugal blower fans 131 of interior circulation, the double air intake centrifugal blower fans 111 of dehumidifying and dehumidifying compressor 113 stop
Only run.
The air extracted out in the temperature and relative humidity detection armouring central switch cabinet that air-in tuyere position is installed
Epidemic disaster, when the air themperature rise in armouring central switch cabinet reaches that second temperature starts setting valve, the double air intakes of interior circulation
Centrifugal blower 131 and air cooling axial flow blower 19 are run with temperature change variable frequency starting in armouring central switch cabinet.When in armouring
When putting the reduction of the air themperature in switch cubicle and reaching that the first temperature stops setting valve, double air intake centrifugal blower fans 131 of interior circulation and empty
Cold axial flow blower 19 is out of service.
S3：The sky extracted out in the temperature and relative humidity detection armouring central switch cabinet that air-in tuyere position is installed
Gas epidemic disaster, when the air themperature rise in armouring central switch cabinet reaches that the 3rd temperature starts setting valve, high-pressure atomization water
Pump gap startup optimization, high-pressure atomization water pump operation reaches out of service after the 3rd setting time, then is opened through the 4th setting time
Dynamic circulation work.When the air themperature reduction in armouring central switch cabinet reaches that the 4th temperature stops setting valve, high-pressure atomization
Water pump stops circular flow work.Water pressure sensor at high-pressure atomization pump intake detects tap water pressure and is less than
During the first atomized water setting value of pressure, high-pressure atomization water pump is forbidden running and accordingly sending " atomization water shortage " alarm.
Air themperature setting valve logical relation in armouring central switch cabinet：3rd temperature starts setting valve >=temperature control four and stopped
Only setting valve >=second temperature starts the temperature of setting valve >=first and stops setting valve.
S4：Temperature sensor detection temperature rise on pressure piping near dehumidifying exhaust outlet of compressor reaches the 5th temperature
Degree shuts down setting valve, and dehumidifying compressor is out of service and accordingly sends " the dehumidifying Tail Pipe Temperature of compressor 113 is too high " alarm；Its
Temperature sensor detection temperature reduction reach the 6th temperature start setting valve and simultaneously meet dehumidifying the downtime of compressor 113 >=
After delay in 240 seconds, it is again depending on the temperature and relative humidity detection humidity value logic judgment that air-in tuyere position is installed
No dehumidifying operation；
S5：When the high voltage protective sensor detection pressure value rise on the pressure piping of dehumidifying compressor 113 reaches first
When high voltage protective shuts down setting valve, dehumidifying compressor 113 and the double air intake centrifugal blower fans 111 of dehumidifying are simultaneously out of service, and accordingly
Send " action of dehumidifying compressor 113 pipeline high voltage protective " alarm；
S6：The detection pressure value reduction of the low-voltage variation sensor on the low pressure pipeline of compressor 113 that dehumidifies reaches that the 3rd is low
When setting valve is shut down in pressure protection, dehumidifying compressor 113 and the double air intake centrifugal blower fans 111 of dehumidifying are simultaneously out of service, and accordingly send out
Go out " action of dehumidifying compressor 113 pipeline low-voltage variation " alarm；
S7：The temperature sensor detection temperature on the evaporator hydrophilic aluminium foil fin of two devices that dehumidifies reduction reaches the first molten frost
When adjusting temperature value, dehumidifying compressor 113 is out of service, and the rise of its temperature sensor detection temperature reaches that the second molten frost adjusts temperature
Meet during angle value and simultaneously after downtime >=240 second of compressor 113 delay that dehumidifies, again depending on air-in tuyere position
Whether the temperature and relative humidity detection humidity value logic judgment of installation dehumidifies operation.
S8：The double motor power frequency operation overheats of air intake centrifugal blower fan 131 of interior circulation（Excessively stream）Protect contactor action, interior circulation
Double air intake centrifugal blower fans 131 are out of service, and accordingly send " the double air intake centrifugal blower motor overheats of interior circulation（Excessively stream）Protection is opened
Pass is acted " alarm.
The double motor power frequency operation overheats of air intake centrifugal blower fan 131 of interior circulation（Excessively stream）Contactor action is protected, interior circulation is double
Air intake centrifugal blower fan 131 is out of service, and accordingly sends " the double air intake centrifugal blower motor overheats of interior circulation（Excessively stream）Protection switch
Action " alarm.The double motor power frequency operation overheats of air intake centrifugal blower fan 111 of dehumidifying（Excessively stream）Contactor action is protected, except Wet Compression
Machine 113 and the double air intake centrifugal blower fans 111 of dehumidifying are simultaneously out of service, and accordingly send " the double air intake centrifugal blower motor mistakes of dehumidifying
Heat（Excessively stream）Protection switch is acted " alarm.Dehumidify the motor overheating of compressor 113（Excessively stream）Protection switch is acted, and dehumidify compressor
113 is simultaneously out of service with the double air intake centrifugal blower fans 111 of dehumidifying, and accordingly sends " dehumidifying compressor motor overheating（Excessively stream）Protect
Protect switch motion " alarm.The motor power frequency operation of air cooling axial flow blower 19 is overheated（Excessively stream）Protect contactor action, air cooling axle stream wind
Machine 19 is out of service, and accordingly sends " air cooling Axial-flow fan motor overheat（Excessively stream）Protection switch is acted " alarm.High-pressure atomization
Pump motor is overheated（Excessively stream）Protection switch is acted, and high-pressure atomization water pump is out of service, and accordingly sends " atomization pump motor mistake
Heat（Excessively stream）Protection switch is acted " alarm；
S9：The motor inverter failure of air cooling axial flow blower 19, the motor inverter of air cooling axial flow blower 19 is out of service, machinery
Air cooling axial flow blower 19 is switched to power frequency operation by interlocking contactor by VFC, and accordingly sends " air cooling axial flow blower electricity
Machine frequency converter failure " is alarmed.
The double motor inverter failures of air intake centrifugal blower fan 131 of interior circulation, the double motor frequency conversions of air intake centrifugal blower fan 131 of interior circulation
Device is out of service, and the double air intake centrifugal blower fans 131 of interior circulation are switched to power frequency operation by contact apparatus of mechanical interlock by VFC, and
Accordingly send " the double air intake centrifugal blower motor frequency converter failures of interior circulation " alarm；The event of the motor inverter of air cooling axial flow blower 19
Barrier, the motor inverter of air cooling axial flow blower 19 is out of service, and contact apparatus of mechanical interlock is by air cooling axial flow blower 19 by VFC
Power frequency operation is switched to, and accordingly sends " air cooling Axial-flow fan motor frequency converter failure " alarm.The double air intake centrifugal blower fans of dehumidifying
111 motor inverter failures, double air intake centrifugal 111 motor inverters of blower fan of dehumidifying are out of service, and contact apparatus of mechanical interlock will be removed
Wet pair of air intake centrifugal blower fan 111 is switched to power frequency operation by VFC, and accordingly sends " the double air intake centrifugal blower motors of dehumidifying
Frequency converter failure " is alarmed；
S10：System and device control logic malfunctions or machine of delaying, and continuously opening 3 times certainly can not recover, then the double air intake centrifugals of interior circulation
Blower fan 131 and air cooling axial flow blower 19 automatically switch to power frequency operation, dehumidifying compressor 113, the double air intake centrifugal blower fans 111 of dehumidifying
Disconnected with high-pressure atomization pump power, device scene accordingly sends " sound, light " alarm.
The air extracted out in the temperature and relative humidity detection armouring central switch cabinet that air-in tuyere position is installed
Epidemic disaster, its detection temperature is reduced to the 7th temperature startup setting valve and while the air met in armouring central switch cabinet is wet
When degree rise reaches that the second humidity starts setting valve, air in the electric boiling plate electrified regulation cabinet in each armouring central switch cabinet；
The air themperature extracted out in the temperature and relative humidity detection armouring central switch cabinet that air-in tuyere position is installed is increased to
When the air humidity reduction that 8th temperature stops in setting valve or armouring central switch cabinet reaches that the first humidity stops setting valve, respectively
Electric boiling plate in armouring central switch cabinet is surveyed to stop being powered.
The air extracted out in the temperature and relative humidity detection armouring central switch cabinet that air-in tuyere position is installed
The humidity real time contrast in collection chamber that the temperature and relative humidity of epidemic disaster and gas collection indoor location is detected, when air is defeated
The humidity of entrance tuyere position detection air is less than the humidity of detection air in collection chamber, accordingly sends " device bad seals " report
It is alert；
Transformer station's armouring central switch cabinet intelligent regulating system interior circulation is the environment of a relative closure, and its own has
Dust reduction capability, and the air of air cleaning dehumidifying circulating inside always has part to pass through the air purification filter being inserted vertically into
Dust in net, armouring central switch cabinet will be remained on screen pack, and periodically removing dust on screen pack can make in armouring
Put clean air in switch cubicle.
Embodiment described above is only that the preferred embodiment of the present invention is described, not to the model of the present invention
Enclose and be defined, on the premise of design spirit of the present invention is not departed from, technical side of the those of ordinary skill in the art to the present invention
In various modifications and improvement that case is made, the protection domain that claims of the present invention determination all should be fallen into.
Claims (3)
1. a kind of transformer station's armouring central switch cabinet intelligent adjusting method, it is characterised in that comprise the following steps：
（A）Start, the double air intake centrifugal blower fans of interior circulation air cooling axial flow blower and are removed by the crawl frequency startup optimization adjusted
Wet pair of air intake centrifugal blower fan is by frequency startup optimization is adjusted, and dehumidify compressor start power frequency operation, power frequency operation first after 180 seconds
Setting time makes to enter automatic control state after air is fully circulated in armouring central switch cabinet；
（B）Into after automatic control state, installed in the temperature and relative humidity detection armour of air-in position in host apparatus
The air epidemic disaster extracted out in central switch cabinet is filled, setting valve and the are stopped when Air Temperature, humidity value are respectively lower than the first temperature
When one humidity stops setting valve, then host apparatus enters resting state；Start when Air Temperature, humidity value respectively reach second temperature
When setting valve and the second humidity setting valve, then double air intake centrifugal wind that dehumidify are run according to temperature change variable frequency starting, except Wet Compression
Machine starts power frequency operation, and the double air intake centrifugal blower fans of interior circulation are by the crawl frequency startup optimization adjusted, air cooling axial flow blower
Run according to temperature change variable frequency starting；
（C）When the air themperature rise in armouring central switch cabinet reaches that the 3rd temperature starts setting valve, high-pressure atomization water pump
By the startup, dwell time gap startup optimization adjusted；When the air themperature reduction in armouring central switch cabinet reaches the 4th temperature
When degree stops setting valve, the work out of service of high-pressure atomization water pump；
（D）The current temperature value in temperature sensor detection host apparatus on the hydrophilic aluminium foil fin of dehumidifier, if current temperature
When angle value reduction reaches that temperature value is adjusted in the first defrosting, dehumidifying compressor is out of service, if current temperature value is higher than the second defrosting
When adjusting temperature value, and dehumidifying the compressor shutdown time exceed preset time after, and according to air-in position install temperature,
Whether humidity sensor detection humidity value logic judgment dehydrating unit dehumidifies operation；
（E）When overheat, overcurrent condition occurs in the motor of temp and humidity regulator and water atomization plant, then temperature and humidity regulation is filled
Put and high-pressure atomization water pump is out of service, and send corresponding protection switch alarm signal；If when temp and humidity regulator occurs
During frequency conversion failure, then the motor inverter of temp and humidity regulator is out of service, and sends corresponding failure alarm signal；
（F）Host apparatus control logic malfunctions or machine of delaying, and continuously opening 3 times certainly can not recover, then the double air intake centrifugal blower fans of interior circulation
Power frequency operation, dehumidifying compressor, the double air intake centrifugal blower fans of dehumidifying and water atomization plant electricity are automatically switched to air cooling axial flow blower
Source disconnects, and sends alarm signal.
2. transformer station's armouring central switch cabinet intelligent adjusting method according to claim 1, it is characterised in that：Described 3rd
Temperature starts the temperature of setting valve >=the 4th and stops setting valve >=second temperature and start the temperature of setting valve >=first stopping setting valve.
3. a kind of transformer station's armouring central switch cabinet intelligent adjusting method according to claim 1, it is characterised in that：Step
（C）It is further comprising the steps of afterwards：
（C1）Temperature sensor detection temperature rise on pressure piping near dehumidifying exhaust outlet of compressor reaches the 5th temperature
When shutting down setting valve, dehumidifying compressor is out of service and sends the too high alarm signal of temperature；Its temperature sensor detection temperature drops
It is low to reach that the 6th temperature starts setting valve and met simultaneously after the delay of dehumidifying compressor shutdown time >=240 second, again depending on sky
Whether the temperature and relative humidity detection humidity value logic judgment that gas input port tuyere position is installed dehumidifies operation；
（C2）The detection pressure value rise of the high voltage protective sensor on the pressure piping of compressor that dehumidifies reaches the first high voltage protective
When shutting down setting valve, dehumidifying compressor and the double air intake centrifugal blower fans of dehumidifying are simultaneously out of service, and accordingly send alarm signal；
（C3）The detection pressure value reduction of the low-voltage variation sensor on the low pressure pipeline of compressor that dehumidifies reaches the 3rd low-voltage variation
When shutting down setting valve, dehumidifying compressor and the double air intake centrifugal blower fans of dehumidifying are simultaneously out of service, and accordingly send alarm signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610189303.1A CN105652931B (en) | 2016-03-30 | 2016-03-30 | Transformer station's armouring central switch cabinet intelligent regulating system and its adjusting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610189303.1A CN105652931B (en) | 2016-03-30 | 2016-03-30 | Transformer station's armouring central switch cabinet intelligent regulating system and its adjusting method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105652931A CN105652931A (en) | 2016-06-08 |
| CN105652931B true CN105652931B (en) | 2017-10-13 |
Family
ID=56495844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610189303.1A Active CN105652931B (en) | 2016-03-30 | 2016-03-30 | Transformer station's armouring central switch cabinet intelligent regulating system and its adjusting method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105652931B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106774553A (en) * | 2016-12-25 | 2017-05-31 | 青岛海盈智高新技术有限公司 | A kind of transformer station's automatic dehumidifying temperature-controlling system |
| CN107332140B (en) * | 2017-08-08 | 2023-04-11 | 国网福建省电力有限公司 | Intelligent variable-frequency combined dehumidification system and dehumidification method for transformer substation |
| CN109713595B (en) * | 2018-11-28 | 2023-11-10 | 贵州电网有限责任公司 | Internal and external circulation control device and control method for switch cabinet in transformer substation |
| CN110230859A (en) * | 2019-06-27 | 2019-09-13 | 国网湖南省电力有限公司 | A kind of high-voltage switch gear room and its environment self-checking device and application method |
| CN111431067B (en) * | 2020-03-30 | 2021-10-29 | 国网福建省电力有限公司南平供电公司 | Method for cooling armored cabinet of transformer substation |
| CN112393482B (en) * | 2020-11-20 | 2023-03-24 | 珠海格力电器股份有限公司 | Variable-frequency air-cooled water chilling unit and variable-working-condition starting control method thereof |
| CN117526129B (en) * | 2023-11-13 | 2024-04-19 | 国网上海市电力公司 | Dehumidification system for transformer substation switch cabinet |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203501379U (en) * | 2013-03-27 | 2014-03-26 | 叶秋诗 | Special energy-saving sealed pipeline type dehumidifying and temperature regulating machine for electric equipment box |
| JP2015137795A (en) * | 2014-01-22 | 2015-07-30 | アズビル株式会社 | Device and method for supporting setting of environmental parameter |
| CN105302201A (en) * | 2014-07-31 | 2016-02-03 | 惠铁军 | Intelligent temperature and humidity controller |
| CN105305251B (en) * | 2015-09-30 | 2018-05-08 | 广东康鼎电力科技有限公司 | A kind of power switch cabinet |
| CN205507592U (en) * | 2016-03-30 | 2016-08-24 | 无锡柒海智能控制技术有限公司 | Put cubical switchboard intelligent regulation system in transformer substation's armor |
-
2016
- 2016-03-30 CN CN201610189303.1A patent/CN105652931B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105652931A (en) | 2016-06-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105652931B (en) | Transformer station's armouring central switch cabinet intelligent regulating system and its adjusting method | |
| CN203240661U (en) | Intelligent integrated equipment for controlling indoor environment of transformer station | |
| CN106253104B (en) | A kind of high voltage power transmission and transforming is except condensation assembly and its removes condensation method | |
| US20210092875A1 (en) | Mobile data center and method of operating the same | |
| CN108281913B (en) | Cascade type circulating channel cooling, dehumidifying and condensation-preventing electric equipment guaranteeing system and method | |
| CN110571684B (en) | Electrical switch cabinet cooling system and control method | |
| CN106058652A (en) | Power distribution cabinet for humid and dusty outdoor environment | |
| CN214044439U (en) | High tension switchgear with isolating structure area monitoring function | |
| CN112421444A (en) | Prevent electrical switchgear of condensation | |
| CN106659058A (en) | Integrated internal circulation server rack | |
| CN205507592U (en) | Put cubical switchboard intelligent regulation system in transformer substation's armor | |
| CN102878649A (en) | Intelligent ventilated energy-saving system for base station | |
| US10674642B2 (en) | Electrical equipment housing | |
| CN112153874A (en) | 5G base station integrated cabinet with self-cleaning maintenance-free fresh air cooling function and control method | |
| CN110212415A (en) | A kind of condensation-proof electric system and method | |
| CN214227560U (en) | Ventilation structure of capacitor chamber and grounding transformer chamber of substation | |
| CN114937935A (en) | Remote control has explosion-proof function's intelligent ring box with a net | |
| CN205864938U (en) | Circulating server rack in a kind of integration | |
| CN208817821U (en) | A kind of integrated refrigeration station | |
| CN114017867A (en) | Intelligent environment control machine | |
| CN208161330U (en) | For switching the air dry-set of bin | |
| CN207069395U (en) | A kind of high temperature-proof power distribution cabinet | |
| CN209374999U (en) | A kind of box-type substation micro-positive pressure system | |
| CN113764987A (en) | Active intelligent dehumidification system and method for switch cabinet without drainage | |
| CN207353719U (en) | A kind of switchgear radiator structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Ye Qiushi Inventor after: Wang Nianbin Inventor after: Ye Hong Inventor after: Ni Huichuan Inventor after: Xia Zongjie Inventor after: Quan Yunliang Inventor after: Zeng Weihua Inventor after: Shen Lei Inventor before: Ye Qiushi Inventor before: Ye Hong Inventor before: Yan Shi Inventor before: Ling Duanwei |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170905 Address after: 244000 Tongling Changjiang Road, Anhui, No. 91 Applicant after: TONGLING POWER SUPPLY COMPANY OF STATE GRID ANHUI ELECTRIC POWER Co. Applicant after: ANHUI QIHAI INTELLIGENT CONTROL TECHNOLOGY CO.,LTD. Address before: 214000, room 1, building 311, No. 1515-1, Yan Xin Road, Huishan Economic Development Zone, Wuxi, Jiangsu, Wuxi Applicant before: WUXI QIHAI INTELLIGENT CONTROL TECHNOLOGY Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 244000 No.91 middle Changjiang Road, Tongling City, Anhui Province Patentee after: STATE GRID ANHUI ELECTRIC POWER CO., LTD. TONGLING POWER SUPPLY Co. Patentee after: ANHUI QIHAI INTELLIGENT CONTROL TECHNOLOGY CO.,LTD. Address before: 244000 No.91 middle Changjiang Road, Tongling City, Anhui Province Patentee before: TONGLING POWER SUPPLY COMPANY OF STATE GRID ANHUI ELECTRIC POWER Co. Patentee before: ANHUI QIHAI INTELLIGENT CONTROL TECHNOLOGY CO.,LTD. |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20231102 Address after: 244000 No.91 middle Changjiang Road, Tongling City, Anhui Province Patentee after: STATE GRID ANHUI ELECTRIC POWER CO., LTD. TONGLING POWER SUPPLY Co. Patentee after: State Grid Anhui Comprehensive Energy Service Co.,Ltd. Tongling Branch Patentee after: ANHUI QIHAI INTELLIGENT CONTROL TECHNOLOGY CO.,LTD. Address before: 244000 No.91 middle Changjiang Road, Tongling City, Anhui Province Patentee before: STATE GRID ANHUI ELECTRIC POWER CO., LTD. TONGLING POWER SUPPLY Co. Patentee before: ANHUI QIHAI INTELLIGENT CONTROL TECHNOLOGY CO.,LTD. |
|
| TR01 | Transfer of patent right |