CN107681474A - One kind switchs anti-condensation intellectual monitoring control system - Google Patents
One kind switchs anti-condensation intellectual monitoring control system Download PDFInfo
- Publication number
- CN107681474A CN107681474A CN201710708918.5A CN201710708918A CN107681474A CN 107681474 A CN107681474 A CN 107681474A CN 201710708918 A CN201710708918 A CN 201710708918A CN 107681474 A CN107681474 A CN 107681474A
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- CN
- China
- Prior art keywords
- temperature
- dew
- condensation
- memory
- humidity
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- 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.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
-
- 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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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses one kind to switch anti-condensation intellectual monitoring control system, including：Heater, it is arranged in switch cubicle, for being heated to switch cubicle；Temperature Humidity Sensor, for obtaining the data of the Temperature and Humidity module of switching mechanism cabinet, and it is sent to control memory；Control memory, for receiving and storing the data of the Temperature and Humidity module from Temperature Humidity Sensor, and dew-point temperature corresponding with currently received data of the Temperature and Humidity module is determined according to the psychrometric chart stored, by comparing the relation of dew-point temperature and environment temperature, control starting or stoping for heater.Using the present invention, heater can be pre-actuated before minimum temperature reaches dew-point temperature, improves the ability of the anti-condensation generation of switch cubicle.
Description
Technical field
It is more particularly to a kind of to switch anti-condensation intellectual monitoring control system the present invention relates to switch cubicle technical field.
Background technology
In seal case design process, the water of external environment is prevented to be directly entered casing and can be considered by emphasis, and casing
Internal condensation is actually all deposited due to relatively hidden and easy to be ignored in outdoor equipment convergence control cabinet, mechanism case and terminal box
Condensation occurs the problem of.
Dew-point temperature is that contained vaporous water reaches saturation and condensed into needed for aqueous water in air under fixed air pressure
The temperature to be down to.In this temperature, the water of condensation float be referred to as mist in the air and on a solid surface when form aqueous water then
Referred to as condensation.
The dew-point temperature for forming condensation is consistently lower than environment temperature, and the condensation position of box house must be empty in casing
The low place of temperature degree, the relatively low position of case body temperature are housing or the plain conductor in the extraneous cable for entering casing and company
Device contact pin is connect, because they can directly carry out heat exchange with external environment.Dew condensation phenomenon occurs at aviation plug, causes direct current
The system failure alerts.Condensation causes contact corrosion bite in mechanism case, and suppressing microswitch contact in mechanism case is adhered failure, leads
Alarm failure is caused, contact is adhered.
At present, the heater in traditional heating and dehumidification control system can not be according to psychrometric chart, component lowest temperature in case
Degree when reaching dew-point temperature before pre-actuate, heater is according to producer's Default Value, is higher than certain humidity at sensor, is less than
Start during certain temperature, without codes and standards, can not effectively prevent condensation.
The content of the invention
It is an object of the invention to provide one kind to switch anti-condensation intellectual monitoring control system, and heater can reach dew point temperature
Start before degree, improve the anti-condensation ability of switch cubicle.
To solve the problems, such as that prior art is present, the present invention provides a kind of anti-condensation intelligent detection and control system of switch, should
System includes：
Heater, it is arranged in switch cubicle, for being heated to switch cubicle；
Temperature Humidity Sensor, for obtaining the data of the Temperature and Humidity module of switching mechanism cabinet, and it is sent to control memory；
Control memory, for receiving and storing the data of the Temperature and Humidity module from Temperature Humidity Sensor, and it is wet according to the enthalpy stored
Figure determines dew-point temperature corresponding with currently received data of the Temperature and Humidity module, by comparing the relation of dew-point temperature and environment temperature,
Control heater starts or stops.
Psychrometric chart is prestored in the control memory of the technical program, controller can determine current dew according to psychrometric chart
Point temperature, thus may determine that the relation between minimum environment temperature and dew-point temperature, so as to reach dew in minimum temperature
Heater is pre-actuated before point temperature, improves the ability of the anti-condensation generation of switch cubicle.
Preferably, control memory includes：
First memory, for storing default psychrometric chart；
First control unit, for the psychrometric chart stored according to first memory, inquiry and currently received data of the Temperature and Humidity module pair
The dew-point temperature answered, and when the difference of the dew-point temperature and current environmental temperature is less than or equal to default first threshold, control
Heater starting work in switch cubicle.
The technical program stores psychrometric chart by first memory, and by by the difference of dew-point temperature and Current Temperatures and the
One threshold value is compared, and is operated to determine whether to start heater, it is achieved thereby that the Automated condtrol to heater.
Preferably, first control unit is additionally operable in the difference of dew-point temperature and current environmental temperature more than default
During threshold value, the heater in controlling switch cabinet is stopped.Realize the Automated condtrol to heater.
Preferably, the control memory also includes：
Second memory, for storing the data of the Temperature and Humidity module from the Temperature Humidity Sensor received；
Second control unit, for the data of the Temperature and Humidity module stored according to second memory, judge warm in default time interval
Whether the difference between humidity data is less than default Second Threshold, and after being judged as YES, alert.
The technical program is using the data of the Temperature and Humidity module in second memory storage a period of time, therefore the second control unit can
Analyzed with the data of the Temperature and Humidity module to a period of time, and finding that during this period of time data of the Temperature and Humidity module change is little, i.e., it is warm
When difference between humidity data is less than default Second Threshold, alert.Equipment is prevented to be chronically at condensation environment
In, the components such as microswitch are caused to damage.
Preferably, wireless transport module and network AP P, the wireless transport module are used for send the second control unit
Warning message is through wireless network transmissions to network AP P.It is achieved thereby that to the remote monitoring of heater, realize to heater
Effectively monitoring.
Preferably, the quantity of the Temperature Humidity Sensor is at least 2, and the Temperature Humidity Sensor is arranged in switch cubicle
Housing or the extraneous cable for entering cabinet plain conductor and connector at.
Preferably, the quantity of the Temperature Humidity Sensor is at least 2, and the Temperature Humidity Sensor is arranged in switch cubicle
Housing and extraneous access switch cabinet cable plain conductor and connector at.Opened because the housing of switch cubicle and the external world enter
It is the place that heat exchange is carried out with the external world to close at the plain conductor and connector of the cable of cabinet, therefore these places are easy to produce
Condensation.In these place arrangement Temperature Humidity Sensors, then temperature that can be local to these detects, so as to improve dew point
Temperature monitoring precision.
Preferably, the control memory includes：
First memory, for storing default psychrometric chart；
First control unit, for the psychrometric chart stored according to first memory, inquiry obtain with it is currently received multiple warm and humid
Dew-point temperature corresponding to degrees of data, the average value of multiple dew-point temperatures and the average value of environment temperature are obtained, and in dew point temperature
When the difference of the average value of degree and the average value of environment temperature is less than default first threshold, the heater starting in controlling switch cabinet
Work, and when the average value of dew-point temperature is more than default first threshold, control heater is stopped.
The technical program is directed to the technical scheme for being provided with multiple Temperature Humidity Sensors, by multiple data of the Temperature and Humidity module
Average, obtain mean temperature and humidity, the relative temperature and humidity data detected with single Temperature Humidity Sensor, improve
The accuracy of detection of temperature and humidity in cabinet, and then improve the control accuracy of system.
Psychrometric chart is prestored in the control memory of the embodiment of the present invention, controller can determine current according to psychrometric chart
Dew-point temperature, thus may determine that the relation between minimum environment temperature and dew-point temperature, so as to reach in minimum temperature
Heater is pre-actuated before dew-point temperature, improves the ability of the anti-condensation generation of switch cubicle.
Brief description of the drawings
Fig. 1 is a kind of a kind of schematic diagram for the embodiment for switching anti-condensation intellectual monitoring control system of the present invention；
Fig. 2 is a kind of a kind of schematic diagram of the embodiment for the control memory for switching anti-condensation intelligent monitoring controller of the present invention.
Embodiment
The present invention is described in detail below in conjunction with the accompanying drawings.
With reference to figure 1, the figure is a kind of a kind of signal for the embodiment for switching anti-condensation intellectual monitoring control system of the present invention
Figure, the system include：Heater 1, Temperature Humidity Sensor 2, control memory 3, power module 4, signal display module 5, button
Module 6, clock module 7, wireless transport module 8；Wherein, heater 1, Temperature Humidity Sensor 2, power module 4, signal show mould
Block 5, key-press module 6, clock module 7, wireless transport module 8 are connected with control memory 3 respectively；Control memory 3, for connecing
Receive and store the data of the Temperature and Humidity module from Temperature Humidity Sensor 2, and determined and currently received temperature according to the psychrometric chart stored
Dew-point temperature corresponding to humidity data, by comparing the relation of dew-point temperature and environment temperature, control the startup of heater or stop
Only.
Heater 1, is arranged in switch cubicle, for being heated to switch cubicle or seal box；The quantity of heater can be with
It can also be multiple for 1, be arranged in sealed cabinet or switch cubicle.
Temperature Humidity Sensor 2, for obtaining the data of the Temperature and Humidity module of switching mechanism cabinet, and it is sent to control memory；The temperature
The quantity of humidity sensor can be 1 can also be it is multiple, its set position can be in cabinet or casing arbitrarily
At the plain conductor and connector of side, the housing that can also be arranged in cabinet or the extraneous cable for entering cabinet, can also both it set
Put in housing, while be also disposed at the plain conductor and connector of the extraneous cable for entering cabinet.The two places be with
The external world carries out the place of heat exchange, therefore is also the place for being readily formed condensation, and Temperature Humidity Sensor is set in this place,
Data of the Temperature and Humidity module herein can be effectively monitored, so as to improve anti-condensation ability.
Control memory 3, including first memory 31, the first control unit 32, second memory 33, the second control unit
34；Wherein first memory 31 is stored with default psychrometric chart；Second memory is stored with from the warm and humid of Temperature Humidity Sensor
Degrees of data；First control unit 32 is used for the psychrometric chart stored according to first memory, inquiry and the currently received warm and humid number of degrees
According to corresponding dew-point temperature, and when the difference of the dew-point temperature and current environmental temperature is less than or equal to default first threshold,
Heater starting work in controlling switch cabinet；Second control unit 34 is used for the warm and humid number of degrees stored according to second memory
According to judging whether the difference in default time interval between data of the Temperature and Humidity module is less than default Second Threshold, and judging
After being, alert.In addition, when the quantity of Temperature Humidity Sensor is multiple, the first control unit can also be inquired about and obtained
Dew-point temperature corresponding with currently received multiple data of the Temperature and Humidity module is taken, obtains the average value and environment temperature of multiple dew-point temperatures
The average value of degree, and when the average value of dew-point temperature and the difference of average value of environment temperature are less than default first threshold, control
Heater starting work in switch cubicle processed, and when the average value of dew-point temperature is more than default first threshold, control heating
Device is stopped.
Power module 4, for providing operating voltage for control memory module.
Signal display module 5, for display alarm signal.
Key-press module 6, for handoff functionality interface and switching on and shutting down.
Clock module 7, for recording the time.
Wireless transport module 8, for by the warning message that the second control unit is sent through wireless network transmissions to network
APP。
In addition, the anti-condensation control system of the embodiment of the present invention, can record humiture-time graph, and carry out same field
Institute's equipment across comparison, scent a hidden danger equipment.Which equipment of intelligent decision belongs to incipient fault equipment, and further maintenance checks hair
Existing heater is not run or startup section is incorrect, and heater power is not enough or casing, cable seal problem cause, from
And Failure elimination before generation.
Humiture change curve in casing can be recorded, when finding out humid environment, humidity rises big mechanism case and carries out weight
Point is administered.And the system can be according to the automatic pretrigger heating and dehumidifying system of condensation condition, and can be run with in-service monitoring
State, when humiture keeps certain value for a long time in case, meeting automatic push are alarmed to long-range APP.
Described above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (8)
1. one kind switchs anti-condensation intellectual monitoring control system, it is characterised in that including：
Heater, it is arranged in switch cubicle, for being heated to switch cubicle；
Temperature Humidity Sensor, for obtaining the data of the Temperature and Humidity module of switching mechanism cabinet, and it is sent to control memory；
Control memory, for receiving and storing the data of the Temperature and Humidity module from Temperature Humidity Sensor, and it is wet according to the enthalpy stored
Figure determines dew-point temperature corresponding with currently received data of the Temperature and Humidity module, by comparing the relation of dew-point temperature and environment temperature,
Control heater starts or stops.
2. the anti-condensation intellectual monitoring control system of switch according to claim 1, it is characterised in that control memory bag
Include：
First memory, for storing default psychrometric chart；
First control unit, for the psychrometric chart stored according to first memory, inquiry and currently received data of the Temperature and Humidity module pair
The dew-point temperature answered, and when the difference of the dew-point temperature and current environmental temperature is less than or equal to default first threshold, control
Heater starting work in switch cubicle.
3. the anti-condensation intellectual monitoring control system of switch according to claim 2, it is characterised in that first control is single
Member is additionally operable to when the difference of dew-point temperature and current environmental temperature is more than default threshold value, and the heater in controlling switch cabinet stops
Work.
4. the anti-condensation intellectual monitoring control system of switch according to claim 1, it is characterised in that the control memory
Also include：
Second memory, for storing the data of the Temperature and Humidity module from the Temperature Humidity Sensor received；
Second control unit, for the data of the Temperature and Humidity module stored according to second memory, judge warm in default time interval
Whether the difference between humidity data is less than default Second Threshold, and after being judged as YES, alert.
5. the anti-condensation intellectual monitoring control system of switch according to claim 4, it is characterised in that wireless transport module and
Network AP P, the wireless transport module are used for the warning message that the second control unit is sent through wireless network transmissions to network
APP。
6. the anti-condensation intellectual monitoring control system of switch according to claim 1, it is characterised in that the temperature and humidity sensing
The quantity of device is at least 2, and housing or the external world that the Temperature Humidity Sensor is arranged in switch cubicle enter the cable of cabinet
At plain conductor and connector.
7. the anti-condensation intellectual monitoring control system of switch according to claim 1, it is characterised in that the temperature and humidity sensing
The quantity of device is at least 2, and the Temperature Humidity Sensor is arranged in the cable of the housing and extraneous access switch cabinet in switch cubicle
Plain conductor and connector at.
8. the anti-condensation intellectual monitoring control system of switch according to claim 7, it is characterised in that the control storage
Device includes：
First memory, for storing default psychrometric chart；
First control unit, for the psychrometric chart stored according to first memory, inquiry obtain with it is currently received multiple warm and humid
Dew-point temperature corresponding to degrees of data, the average value of multiple dew-point temperatures and the average value of environment temperature are obtained, and in dew point temperature
When the difference of the average value of degree and the average value of environment temperature is less than default first threshold, the heater starting in controlling switch cabinet
Work, and when the average value of dew-point temperature is more than default first threshold, control heater is stopped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710708918.5A CN107681474A (en) | 2017-08-17 | 2017-08-17 | One kind switchs anti-condensation intellectual monitoring control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710708918.5A CN107681474A (en) | 2017-08-17 | 2017-08-17 | One kind switchs anti-condensation intellectual monitoring control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107681474A true CN107681474A (en) | 2018-02-09 |
Family
ID=61135022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710708918.5A Pending CN107681474A (en) | 2017-08-17 | 2017-08-17 | One kind switchs anti-condensation intellectual monitoring control system |
Country Status (1)
| Country | Link |
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| CN (1) | CN107681474A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108336651A (en) * | 2018-04-26 | 2018-07-27 | 广东电网有限责任公司 | Switchgear makes moist condensation mechanism study system |
| CN109781772A (en) * | 2018-12-30 | 2019-05-21 | 国网北京市电力公司 | Condensation processing method, device, storage medium and processor |
| CN110427057A (en) * | 2019-07-03 | 2019-11-08 | 北京雪迪龙科技股份有限公司 | Temperature control method, temperature control device and the gas analyzer of spectrometer |
| CN110941296A (en) * | 2019-11-18 | 2020-03-31 | 国网天津市电力公司电力科学研究院 | Intelligent condensation-preventing control system for switch room and control method thereof |
| CN111299879A (en) * | 2020-05-13 | 2020-06-19 | 佛山市宏石激光技术有限公司 | Anti-condensation method for laser head |
| CN111504361A (en) * | 2019-11-28 | 2020-08-07 | 中车时代电动汽车股份有限公司 | Method and system for detecting condensation condition inside driving motor |
| CN111580584A (en) * | 2020-05-26 | 2020-08-25 | 江西电力职业技术学院 | Anti-condensation control method, device and system for power box |
| CN111697439A (en) * | 2020-05-29 | 2020-09-22 | 杭州中电天恒电力科技有限公司 | Anti-condensation air conditioner electric cabinet and anti-condensation method |
| CN113533432A (en) * | 2021-06-21 | 2021-10-22 | 无锡菲兰爱尔空气质量技术有限公司 | Multipoint compensation type radiation air conditioner dew point measuring and calculating system and method |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108336651A (en) * | 2018-04-26 | 2018-07-27 | 广东电网有限责任公司 | Switchgear makes moist condensation mechanism study system |
| CN109781772A (en) * | 2018-12-30 | 2019-05-21 | 国网北京市电力公司 | Condensation processing method, device, storage medium and processor |
| CN110427057A (en) * | 2019-07-03 | 2019-11-08 | 北京雪迪龙科技股份有限公司 | Temperature control method, temperature control device and the gas analyzer of spectrometer |
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| CN110941296A (en) * | 2019-11-18 | 2020-03-31 | 国网天津市电力公司电力科学研究院 | Intelligent condensation-preventing control system for switch room and control method thereof |
| CN111504361A (en) * | 2019-11-28 | 2020-08-07 | 中车时代电动汽车股份有限公司 | Method and system for detecting condensation condition inside driving motor |
| CN111299879A (en) * | 2020-05-13 | 2020-06-19 | 佛山市宏石激光技术有限公司 | Anti-condensation method for laser head |
| CN111580584A (en) * | 2020-05-26 | 2020-08-25 | 江西电力职业技术学院 | Anti-condensation control method, device and system for power box |
| CN111697439A (en) * | 2020-05-29 | 2020-09-22 | 杭州中电天恒电力科技有限公司 | Anti-condensation air conditioner electric cabinet and anti-condensation method |
| CN111697439B (en) * | 2020-05-29 | 2023-11-03 | 浙江华云清洁能源有限公司 | Anti-condensation air conditioner power cabinet and anti-condensation method |
| CN113533432A (en) * | 2021-06-21 | 2021-10-22 | 无锡菲兰爱尔空气质量技术有限公司 | Multipoint compensation type radiation air conditioner dew point measuring and calculating system and method |
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Application publication date: 20180209 |
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