CN105974973B - Simulate the method and system of cabinet condensation process - Google Patents
Simulate the method and system of cabinet condensation process Download PDFInfo
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- CN105974973B CN105974973B CN201610311968.5A CN201610311968A CN105974973B CN 105974973 B CN105974973 B CN 105974973B CN 201610311968 A CN201610311968 A CN 201610311968A CN 105974973 B CN105974973 B CN 105974973B
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- 238000000034 method Methods 0.000 title claims abstract description 65
- 238000009833 condensation Methods 0.000 title claims abstract description 63
- 230000005494 condensation Effects 0.000 title claims abstract description 60
- 230000008569 process Effects 0.000 title claims abstract description 39
- 238000012545 processing Methods 0.000 claims description 42
- 238000004378 air conditioning Methods 0.000 claims description 30
- 238000010438 heat treatment Methods 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 5
- 238000007710 freezing Methods 0.000 claims description 3
- 230000008014 freezing Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000004088 simulation Methods 0.000 abstract description 16
- 238000005516 engineering process Methods 0.000 abstract description 2
- 239000007921 spray Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000003750 conditioning effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
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- 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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
- G01N25/56—Investigating or analyzing materials by the use of thermal means by investigating moisture content
- G01N25/66—Investigating or analyzing materials by the use of thermal means by investigating moisture content by investigating dew-point
- G01N25/68—Investigating or analyzing materials by the use of thermal means by investigating moisture content by investigating dew-point by varying the temperature of a condensing surface
Abstract
The invention discloses a kind of method and systems for simulating cabinet condensation process.The method of simulation cabinet condensation process includes: to obtain the internal-external temperature difference setting value of cabinet, wherein internal-external temperature difference setting value is to the preset target value of the internal-external temperature difference of cabinet, and internal-external temperature difference is the temperature gap of interior of equipment cabinet and external air；Obtain the interior humidity setting value of cabinet, wherein interior humidity setting value is to the preset target value of the interior humidity of cabinet, and interior humidity is the humidity value of the air of interior of equipment cabinet；The internal-external temperature difference of cabinet is adjusted according to internal-external temperature difference setting value；And the interior humidity of cabinet is adjusted according to interior humidity setting value.Through the invention, it solves the problems, such as to be unable to control cabinet surface condensation process in the related technology.
Description
Technical field
The present invention relates to control fields, in particular to a kind of method and system for simulating cabinet condensation process.
Background technique
The cabinet of work outdoors, for example, electric system 10kV outdoor ring main unit, weather monitoring station outdoor cabinet etc., by
It is designed in using enclosed construction, and long-term work is outdoors, and dew condensation phenomenon is serious, and there is hair in when accident that equipment short circuit is burnt
It is raw.To solve this problem it is necessary to targetedly study moisture-proof anti-condensation measure.The generation of condensation is inevitable
, and the area that air is moister and temperature change is bigger frequent occurrence.Condensation refers to the steam in air
When concentration is more than the maximum containing ability of air, the steam in the oversaturated air of steam can slowly condense precipitation, make steam mistake
Saturated air is restored to water-vapo(u)r saturation air, if air themperature is greater than 0 DEG C at this time, body surface temperature is lower than dew-point temperature, then
Condensation can be generated in body surface.Briefly, condensation be due to high temperature, high humility gas when encountering cryogenic object, reach
To dew-point temperature the phenomenon that the liquefaction of cryogenic object surface is liquid.In the power system, it various mechanism cases, power distribution cabinet and opens
The cabinet body of the high-tension circuits equipment such as cabinet is closed when inner wall surface temperature drops to dew-point temperature or less, cabinet body inner wall surface can occur
The phenomenon that droplet condenses.Therefore, the generation of condensation depends on environment temperature, ambient humidity, cabinet body inner wall temperature and dew point temperature
Degree.
But since outdoor environment is unable to control, the time for generating dew condensation phenomenon and duration not can control, it is moisture-proof to studying
Anti-condensation measure brings inconvenience, it is, therefore, desirable to provide a kind of can manipulate the scheme of condensation process to study outdoor equipment
The anti-condensation measure of cabinet body.
Aiming at the problem that being unable to control cabinet surface condensation process in the related technology, effective solution side is not yet proposed at present
Case.
Summary of the invention
The main purpose of the present invention is to provide a kind of method and systems for simulating cabinet condensation process, to solve related skill
The problem of cabinet surface condensation process is unable to control in art.
To achieve the goals above, according to an aspect of the invention, there is provided a kind of simulation cabinet condensation process is
System.The system includes: air conditioning unit, is arranged outside cabinet, for adjusting the temperature of the air outside cabinet；Heating
Device is arranged in interior of equipment cabinet, for heating the air of interior of equipment cabinet；Humidifier is arranged in interior of equipment cabinet, for humidifying in cabinet
The air in portion；And central processing unit, connect with air conditioning unit, heater and humidifier, for air conditioning unit,
Heater and humidifier send control instruction to control air conditioning unit, heater and humidifier.
Further, system further include: temperature sensor is arranged outside cabinet, is connected with central processing unit, uses
The temperature of air outside detection cabinet；And Temperature Humidity Sensor, it is arranged in interior of equipment cabinet, is connected with central processing unit
It connects, the temperature and humidity of the air for detecting interior of equipment cabinet, wherein central processing unit is used for according to temperature sensor and warm and humid
The result that degree sensor detects sends control instruction to air conditioning unit, heater and humidifier.
Further, heater includes: thermoregulator, with central processing unit communication, is sent out for receiving central processing unit
The control instruction sent, and heater is adjusted according to control instruction, humidifier includes: humidistat, and central processing unit communication,
For receiving the control instruction of central processing unit transmission, and according to control instruction conditioning moisturer.
Further, air conditioning unit includes: return air inlet, is used for air-breathing；Temperature-adjusting device is connected to return air inlet,
With central processing unit communication, the control instruction for being sent according to central processing unit adjusts the temperature of the air of return air inlet sucking；
Air outlet is connected to temperature-adjusting device, the air after adjusting for discharge temperature regulating device；And circulating fan, with return
Air port, air outlet are connected to temperature-adjusting device, for driving return air inlet air-breathing, and air outlet are driven to be vented.
Further, temperature-adjusting device includes: surface air cooler, and the temperature of the air of return air inlet sucking is adjusted for freezing
Degree.
Further, which further includes phjytotron, and cabinet, return air inlet and air outlet are arranged in the controlled environment chamber
It is internal.
Further, system further include: video camera is arranged in interior of equipment cabinet, for shooting interior of equipment cabinet.
Further, system further include: display is arranged outside cabinet, communicates with video camera, for showing camera shooting
The picture that machine takes.
To achieve the goals above, according to an aspect of the invention, there is provided a kind of side for simulating cabinet condensation process
Method.This method comprises: obtaining the internal-external temperature difference setting value of cabinet, wherein internal-external temperature difference setting value is the internal-external temperature difference to cabinet
Preset target value, internal-external temperature difference are the temperature gap of interior of equipment cabinet and external air；Obtain the interior humidity setting of cabinet
Value, wherein interior humidity setting value is to the preset target value of the interior humidity of cabinet, and interior humidity is the air of interior of equipment cabinet
Humidity value；The internal-external temperature difference of cabinet is adjusted according to internal-external temperature difference setting value；And cabinet is adjusted according to interior humidity setting value
Interior humidity.
Further, before the internal-external temperature difference for adjusting cabinet according to internal-external temperature difference setting value, this method further include: detection
The internal-external temperature difference of cabinet obtains internal-external temperature difference measured value, and the internal-external temperature difference that cabinet is adjusted according to internal-external temperature difference setting value includes: root
The internal-external temperature difference of cabinet is adjusted according to internal-external temperature difference setting value and the difference of internal-external temperature difference measured value, wherein the internal-external temperature difference of cabinet
It is the necessary condition that cabinet generates condensation equal to internal-external temperature difference setting value, in the inside for adjusting cabinet according to interior humidity setting value
Before humidity, this method further include: the interior humidity for detecting cabinet obtains interior humidity measured value, set according to interior humidity
The interior humidity that value adjusts cabinet includes: to be adjusted in cabinet according to interior humidity setting value and the difference of interior humidity measured value
Portion's humidity, wherein it is the necessary condition that cabinet generates condensation that the interior humidity of cabinet, which is equal to interior humidity setting value,.
The present invention by obtain cabinet internal-external temperature difference setting value, wherein internal-external temperature difference setting value be to cabinet inside and outside
The preset target value of the temperature difference, internal-external temperature difference are the temperature gap of interior of equipment cabinet and external air；Obtain the interior humidity of cabinet
Setting value, wherein interior humidity setting value is to the preset target value of the interior humidity of cabinet, and interior humidity is interior of equipment cabinet
The humidity value of air；The internal-external temperature difference of cabinet is adjusted according to internal-external temperature difference setting value；And it is adjusted according to interior humidity setting value
The interior humidity of cabinet solves the problems, such as to be unable to control cabinet surface condensation process, and then it is solidifying to have reached control cabinet surface
The effect of dew process.
Detailed description of the invention
The attached drawing constituted part of this application is used to provide further understanding of the present invention, schematic reality of the invention
It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the schematic diagram of the system of simulation cabinet condensation process according to a first embodiment of the present invention；
Fig. 2 is the schematic diagram of the system of simulation cabinet condensation process according to a second embodiment of the present invention；
Fig. 3 is the flow chart of the control process of the system of simulation cabinet condensation process according to an embodiment of the present invention；
Fig. 4 is the structural representation of the phjytotron of the system of simulation cabinet condensation process according to an embodiment of the present invention
Figure；And
Fig. 5 is the flow chart of the method for simulation cabinet condensation process according to an embodiment of the present invention.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
In order to make those skilled in the art more fully understand application scheme, below in conjunction in the embodiment of the present application
Attached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is only
The embodiment of the application a part, instead of all the embodiments.Based on the embodiment in the application, ordinary skill people
Member's every other embodiment obtained without making creative work, all should belong to the model of the application protection
It encloses.
It should be noted that the description and claims of this application and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so as to embodiments herein described herein.In addition, term " includes " and " tool
Have " and their any deformation, it is intended that cover it is non-exclusive include, for example, containing a series of steps or units
Process, method, system, product or equipment those of are not necessarily limited to be clearly listed step or unit, but may include without clear
Other step or units listing to Chu or intrinsic for these process, methods, product or equipment.
The embodiment provides a kind of systems for simulating cabinet condensation process.
Fig. 1 is the schematic diagram of the system of simulation cabinet condensation process according to a first embodiment of the present invention.As shown in Figure 1,
The system includes air conditioning unit 10, heater 20, humidifier 30 and central processing unit 40.
Air conditioning unit 10 is arranged outside cabinet, for adjusting the temperature of the air outside cabinet.
Cabinet is the experiment machine cabinet for condensation, can only include cabinet cabinet body, and when reaching, the generation of cabinet body surface face is solidifying
When the condition of dew, dew condensation phenomenon can be observed in cabinet cabinet body.
Preferably, which can be 10KV outdoor ring main unit.
Air conditioning unit 10 can cool down to the air outside cabinet, control interior of equipment cabinet and external Air Temperature
Degree difference meets or exceeds preset temperature difference, wherein if the air themperature outside cabinet is lower than the Air Temperature of interior of equipment cabinet
Degree preset temperature difference is one of the necessary condition that wall generates condensation in cabinet body.
Air conditioning unit 10 can also heat up to the air outside cabinet, to avoid the temperature in cabinet body surface face
It is too low, wherein if cabinet body surface temperature is too low, the condensation that may result on cabinet body surface face freezes.
Specifically, air conditioning unit 10 may include return air inlet, temperature-adjusting device, air outlet and circulating fan.
Return air inlet is used for air-breathing, will be in the air sucking air conditioning unit 10 outside cabinet.
Temperature-adjusting device is connected to return air inlet, and is communicated with central processing unit 40, for being sent out according to central processing unit 40
The control instruction sent adjusts the temperature of the air of return air inlet sucking.
Preferably, temperature-adjusting device may include surface air cooler, carry out energy for freezing, and with the air of return air inlet sucking
Amount exchange cools down to the air of sucking with adjusting the temperature of the air of sucking.
Optionally, temperature-adjusting device can also include heater 20, for heating to the air that return air inlet sucks.
Air outlet is connected to temperature-adjusting device, the air after adjusting for discharge temperature regulating device.
Circulating fan is connected to return air inlet, air outlet and temperature-adjusting device, for driving return air inlet air-breathing, and is driven and is sent
Air port exhaust.
Preferably, which can also include phjytotron, and phjytotron is also known as controllable environment laboratory, be a kind of
Sealing Arrangement, the control system of phjytotron can control indoor environmental condition, for example, air themperature, humidity, air pressure
Deng.The inside of above-mentioned cabinet setting in the controlled environment chamber.
The control system of phjytotron may include above-mentioned air conditioning unit 10.The return air of air conditioning unit 10
The inside of mouth and air outlet setting in the controlled environment chamber.
Heater 20 is arranged in interior of equipment cabinet, for heating the air of interior of equipment cabinet.Heater 20 can be cooling fin, dissipate
Backing can also be resistance wire etc. using hot-water heating or electricity heating, heater 20.
Heater 20 can be fixed at side wall or the bottom of interior of equipment cabinet, carry out energy friendship with the air of interior of equipment cabinet
It changes, heats the air of interior of equipment cabinet.Heater 20 can make the atmosphere temperature rising of interior of equipment cabinet, control interior of equipment cabinet and external sky
Gas temperature gap meets or exceeds preset temperature difference.
Humidifier 30, which is arranged, controls the air humidity of interior of equipment cabinet for humidifying the air of interior of equipment cabinet in interior of equipment cabinet
More than default humidity value, so that the steam supersaturation in air, wherein the steam supersaturation in air is to generate necessity of condensation
One of condition.
Central processing unit 40 is connect with air conditioning unit 10, heater 20 and humidifier 30, is used for air conditioner
Group 10, heater 20 and humidifier 30 send control instruction to control air conditioning unit 10, heater 20 and humidifier 30.In
Central processor 40 can determine that air conditioning unit 10, heater 20 and humidifier 30 adjust the finger of air according to condensation condition
It enables, sends instruction to air conditioning unit 10, heater 20 and humidifier 30 and reached with the inside and outside air for controlling cabinet
To condensation condition.
Central processing unit 40 can be to be executed by terminal etc., and terminal may include having memory, be used for
Storage reaches the air parameter value of condensation condition, for example, the internal-external temperature difference of cabinet is 20 DEG C, wherein the temperature of interior of equipment cabinet is high
Temperature outside cabinet, the temperature outside cabinet is greater than 0 DEG C, and the humidity of interior of equipment cabinet air is greater than 50%.
Central processing unit 40 can read air parameter value stored in memory, determine air conditioning according to parameter value
Unit 10, heater 20 and humidifier 30 adjust the instruction of air, send out to air conditioning unit 10, heater 20 and humidifier 30
Instruction is sent, which cools down to the air outside cabinet for controlling air conditioning unit 10, controls heater 20 to machine
Air inside cabinet heats up, and control humidifier 30 humidifies the air of interior of equipment cabinet.
Preferably, which can also include temperature sensor and Temperature Humidity Sensor.Wherein, the temperature of the embodiment passes
Sensor refers to the sensor being arranged in outside cabinet, and for detecting the temperature of cabinet outside air, Temperature Humidity Sensor, which refers to, to be set
The sensor in interior of equipment cabinet is set, for detecting the temperature and humidity of cabinet inner air.Alternatively it is also possible in cabinet
Temperature Humidity Sensor is arranged in portion and outside simultaneously.
Temperature sensor is connected with central processing unit 40, and the temperature value for the air outside cabinet that will test is sent to
Central processing unit 40, Temperature Humidity Sensor are connected with central processing unit 40, the temperature of the air for the interior of equipment cabinet that will test
Value and humidity value are sent to central processing unit 40.
The result that central processing unit 40 is used to be detected according to temperature sensor and Temperature Humidity Sensor is to air conditioner
Group 10, heater 20 and humidifier 30 send control instruction.Specifically, central processing unit 40 can be according to the air of condensation condition
The difference of the result that parameter value and temperature sensor and Temperature Humidity Sensor detect controls air conditioning unit 10, heater
20 and humidifier 30.
The control method that central processing unit 40 uses can be common feedback, for example, PID control method,
The difference for the result that the air parameter value of condensation condition and temperature sensor and Temperature Humidity Sensor are detected as input value,
Determine the control amount controlled air conditioning unit 10, heater 20 and humidifier 30, it will be to air conditioning unit 10, heater
20 and the control amount of humidifier 30 be separately converted to refer to the control to air conditioning unit 10, heater 20 and humidifier 30
It enables.Wherein, the control method that central processing unit 40 uses can be to be executed by program, is also possible to by integrated circuit modules Lai real
It is existing.
Preferably, heater 20 may include thermoregulator, and thermoregulator and central processing unit 40 communicate, for connecing
The control instruction that central processing unit 40 is sent is received, and heater 20 is adjusted according to control instruction；Humidifier 30 may include humidity
Adjuster, humidistat and central processing unit 40 communicate, the control instruction sent for receiving central processing unit 40, and according to
Control instruction conditioning moisturer 30.
Preferably, which can also can shoot interior of equipment cabinet by video camera setting in interior of equipment cabinet including video camera
Condensation process, specifically, the system can also include display, be arranged outside cabinet, with video camera communicate, for showing
The picture that video camera takes, for experimenter's observation.
Fig. 2 is the schematic diagram of the system of simulation cabinet condensation process according to a second embodiment of the present invention.As shown in Fig. 2,
The system includes phjytotron 200, heater 20, humidifier 30, computer 401, video camera 300, temperature sensor 51, temperature
Humidity sensor 52.
Video camera 300 is arranged inside cabinet 100, for shooting the situation inside cabinet 100, the display of computer 401
Device can show the picture that video camera 300 is shot for experimenter's observation, and computer 401 has the function of central processing unit simultaneously
Can, feedback calculating can be carried out according to temperature sensor 51 and the collected data of Temperature Humidity Sensor 52, control heater 20
With humidifier 30.
Temperature Humidity Sensor 52, heater 20 and humidifier 30 are arranged inside cabinet 100.Cabinet 100 and temperature sensing
The setting of device 51 is in the controlled environment chamber inside 200.
Fig. 3 is the flow chart of the control process of the system of simulation cabinet condensation process according to an embodiment of the present invention.This hair
The system for the simulation cabinet condensation process that bright embodiment provides is according to the control of the detection data of the temperature and humidity inside cabinet 100
Journey is as shown in Figure 3.
The temperature and humidity inside data and cabinet 100 detected by the Temperature Humidity Sensor 52 being arranged inside cabinet 100
Input of the difference as control between setting value, calculates by thermo hydrograph regulator 402 and exports temperature and humidity adjustment data, temperature
The function of humidistat 402 can be to be executed by computer 401, and temperature and humidity adjustment data are for controlling inside cabinet 100
Temperature and humidity.Temperature and humidity adjustment data are input to actuator 23 to execute temperature and humidity adjustment, actuator 23 by thermo hydrograph regulator 402
It can be heater 20 and humidifier 30, the temperature and humidity inside cabinet 100 adjusted by actuator 23.
Fig. 4 is the structural representation of the phjytotron of the system of simulation cabinet condensation process according to an embodiment of the present invention
Figure.Phjytotron used in the system of simulation cabinet condensation process provided in an embodiment of the present invention can be conventional artificial
Climatic chamber, a kind of embodiment of the structure of phjytotron is as shown in figure 4, spray head, fog-spray nozzle, return air inlet, air outlet are set
Set inside in the controlled environment chamber.Spray water tank can provide water to spray head and fog-spray nozzle, empty in artificial climate room to adjust
The humidity of gas.Air-treatment unit can be handled the air in artificial climate room, after processing by return air inlet air-breathing
Air pass through air outlet send out.
Air-treatment unit may include humidifier, surface air cooler, the electric heating of wind side.Humidifier can humidify air
Processing, surface air cooler can carry out refrigeration processing to air, and wind side electric heater can heat air, wherein table
Cooler is freezed by refrigeration unit.Air-treatment unit further includes circulating fan, and circulating fan is for driving return air inlet
Air-breathing, driving air outlet air-supply.
The embodiment provides a kind of methods for simulating cabinet condensation process.
Fig. 5 is the flow chart of the method for simulation cabinet condensation process according to an embodiment of the present invention.As shown in figure 5, the party
Method the following steps are included:
Step S501 obtains the internal-external temperature difference setting value of cabinet.
Cabinet is used as the cabinet of simulation condensation experiment, and condensation process generates on the surface of cabinet.It obtains inside and outside cabinet
Temperature difference setting value, internal-external temperature difference setting value be to the preset target value of the internal-external temperature difference of cabinet, internal-external temperature difference be interior of equipment cabinet and
The temperature gap of external air.
Step S502 obtains the interior humidity setting value of cabinet.
The interior humidity setting value of cabinet is to the preset target value of the interior humidity of cabinet, and interior humidity is interior of equipment cabinet
Air humidity value.
Step S503 adjusts the internal-external temperature difference of cabinet according to internal-external temperature difference setting value.
After the internal-external temperature difference setting value for obtaining cabinet, the inside and outside temperature of cabinet can be adjusted according to internal-external temperature difference setting value
Difference.The internal-external temperature difference for adjusting cabinet, which can be, controls the internal-external temperature difference of cabinet by integrated control system, specifically,
The temperature and external temperature that interior of equipment cabinet can be adjusted respectively, so that cabinet internal-external temperature difference reaches internal-external temperature difference setting value.
Preferably, before the internal-external temperature difference for adjusting cabinet according to internal-external temperature difference setting value, it can detecte the inside and outside of cabinet
The temperature difference obtains internal-external temperature difference measured value.It can be according to the internal-external temperature difference that internal-external temperature difference setting value adjusts cabinet according to inside and outside temperature
Poor setting value and the difference of internal-external temperature difference measured value adjust the internal-external temperature difference of cabinet, wherein the internal-external temperature difference of cabinet is equal to inside and outside
Temperature difference setting value is the necessary condition that cabinet generates condensation.
Step S504 adjusts the interior humidity of cabinet according to interior humidity setting value.
After the interior humidity setting value for obtaining cabinet, the inside that can adjust cabinet according to interior humidity setting value is wet
Degree.
Preferably, before the interior humidity for adjusting cabinet according to interior humidity setting value, it can detecte the inside of cabinet
Humidity obtains interior humidity measured value.It can be according to the interior humidity that interior humidity setting value adjusts cabinet according to internal wet
Spend the interior humidity of the difference adjusting cabinet of setting value and interior humidity measured value, wherein the interior humidity of cabinet is equal to inside
Humidity set point is the necessary condition that cabinet generates condensation.
The method for the simulation cabinet condensation process that the embodiment provides, the internal-external temperature difference by adjusting cabinet reach condensation item
The preset value of part, the interior humidity for adjusting cabinet reach the preset value of condensation condition, solve and be unable to control cabinet surface condensation
The problem of process, and then achieved the effect that control cabinet surface condensation process.
It should be noted that step shown in the flowchart of the accompanying drawings can be in such as a group of computer-executable instructions
It is executed in computer system, although also, logical order is shown in flow charts, and it in some cases, can be with not
The sequence being same as herein executes shown or described step.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of system for simulating cabinet condensation process characterized by comprising
Air conditioning unit is arranged outside cabinet, for adjusting the temperature of the air outside the cabinet；
Heater is arranged in the interior of equipment cabinet, for heating the air of the interior of equipment cabinet；
Humidifier is arranged in the interior of equipment cabinet, for humidifying the air of the interior of equipment cabinet；And
Central processing unit is connect with the air conditioning unit, the heater and the humidifier, is used for the air tune
Section unit, the heater and the humidifier send control instruction with control the air conditioning unit, the heater and
The humidifier.
2. system according to claim 1, which is characterized in that the system also includes:
Temperature sensor is arranged outside the cabinet, is connected with the central processing unit, for detecting outside the cabinet
Air temperature；And
Temperature Humidity Sensor is arranged in the interior of equipment cabinet, is connected with the central processing unit, for detecting in the cabinet
The temperature and humidity of the air in portion,
Wherein, the result that the central processing unit is used to be detected according to the temperature sensor and the Temperature Humidity Sensor to
The air conditioning unit, the heater and the humidifier send control instruction.
3. system according to claim 1, which is characterized in that
The heater includes: thermoregulator, with the central processing unit communication, is sent for receiving the central processing unit
Control instruction, and the heater is adjusted according to the control instruction,
The humidifier includes: humidistat, with the central processing unit communication, is sent for receiving the central processing unit
Control instruction, and the humidifier is adjusted according to the control instruction.
4. system according to claim 1, which is characterized in that the air conditioning unit includes:
Return air inlet is used for air-breathing；
Temperature-adjusting device is connected to the return air inlet, with the central processing unit communication, is used for according to the central processing unit
The control instruction of transmission adjusts the temperature of the air of the return air inlet sucking；
Air outlet is connected to the temperature-adjusting device, for the air after the temperature-adjusting device is adjusted to be discharged；And
Circulating fan is connected to, for driving the return air inlet with the return air inlet, the air outlet and the temperature-adjusting device
Air-breathing, and the air outlet is driven to be vented.
5. system according to claim 4, which is characterized in that the temperature-adjusting device includes:
Surface air cooler adjusts the temperature of the air of the return air inlet sucking for freezing.
6. system according to claim 4, which is characterized in that the system also includes phjytotron, the cabinet, institute
It states return air inlet and the inside of the phjytotron is arranged in the air outlet.
7. system according to claim 1, which is characterized in that the system also includes:
Video camera is arranged in the interior of equipment cabinet, for shooting the interior of equipment cabinet.
8. system according to claim 7, which is characterized in that the system also includes:
Display is arranged outside the cabinet, communicates with the video camera, the picture taken for showing the video camera
Face.
9. a kind of method for simulating cabinet condensation process, which is characterized in that the described method includes:
Obtain the internal-external temperature difference setting value of cabinet, wherein the internal-external temperature difference setting value is pre- to the internal-external temperature difference of the cabinet
If target value, the internal-external temperature difference is the temperature gap of the interior of equipment cabinet and external air；
Obtain the interior humidity setting value of the cabinet, wherein the interior humidity setting value is wet to the inside of the cabinet
Preset target value is spent, the interior humidity is the humidity value of the air of the interior of equipment cabinet；
The internal-external temperature difference of the cabinet is adjusted according to the internal-external temperature difference setting value；And
The interior humidity of the cabinet is adjusted according to the interior humidity setting value.
10. according to the method described in claim 9, it is characterized in that,
Before adjusting the internal-external temperature difference of the cabinet according to the internal-external temperature difference setting value, the method also includes: detection institute
The internal-external temperature difference for stating cabinet obtains internal-external temperature difference measured value,
According to the internal-external temperature difference that the internal-external temperature difference setting value adjusts the cabinet include: according to the internal-external temperature difference setting value and
The difference of the internal-external temperature difference measured value adjusts the internal-external temperature difference of the cabinet, wherein the internal-external temperature difference of the cabinet is equal to institute
Stating internal-external temperature difference setting value is the necessary condition that the cabinet generates condensation,
Before adjusting the interior humidity of the cabinet according to the interior humidity setting value, the method also includes: detection institute
The interior humidity for stating cabinet obtains interior humidity measured value,
According to the interior humidity that the interior humidity setting value adjusts the cabinet include: according to the interior humidity setting value and
The difference of the interior humidity measured value adjusts the interior humidity of the cabinet, wherein the interior humidity of the cabinet is equal to institute
Stating interior humidity setting value is the necessary condition that the cabinet generates condensation.
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| CN106774489B (en) * | 2016-12-14 | 2018-05-25 | 国网北京市电力公司 | Ring main unit secondary small chamber condensation experimental provision and experimental method |
| CN107643781B (en) * | 2017-09-12 | 2021-04-23 | 合肥美的电冰箱有限公司 | Wine cabinet and control method and control device thereof |
| CN109799399A (en) * | 2018-12-07 | 2019-05-24 | 国网浙江省电力有限公司金华供电公司 | A kind of device for analog switch cabinet condensation defect |
| CN109765951B (en) * | 2018-12-21 | 2021-11-12 | 湖北中巽泰科技有限公司 | Electrical cabinet temperature and humidity regulation method, system and medium based on heterogeneous data analysis |
| CN110132619A (en) * | 2019-03-18 | 2019-08-16 | 三峡大学 | The test device of dehumidification system in a kind of convergence control cabinet |
| CN112467572A (en) * | 2020-09-30 | 2021-03-09 | 国网浙江省电力有限公司绍兴供电公司 | Moisture-proof and condensation-proof switch cabinet and method for regulating and controlling environment in cabinet |
| CN113660834B (en) * | 2021-08-16 | 2024-01-19 | 广东美的暖通设备有限公司 | Control method and control device of variable frequency cabinet, variable frequency cabinet and readable storage medium |
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