CN111174343A - Indoor anti-condensation dehumidification system and control method - Google Patents
Indoor anti-condensation dehumidification system and control method Download PDFInfo
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- CN111174343A CN111174343A CN202010082454.3A CN202010082454A CN111174343A CN 111174343 A CN111174343 A CN 111174343A CN 202010082454 A CN202010082454 A CN 202010082454A CN 111174343 A CN111174343 A CN 111174343A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/70—Power-operated mechanisms for wings with automatic actuation
- E05F15/72—Power-operated mechanisms for wings with automatic actuation responsive to emergency conditions, e.g. fire
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/56—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
- E06B9/68—Operating devices or mechanisms, e.g. with electric drive
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/52—Indication arrangements, e.g. displays
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/54—Control or safety arrangements characterised by user interfaces or communication using one central controller connected to several sub-controllers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/22—Means for preventing condensation or evacuating condensate
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/56—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
- E06B9/68—Operating devices or mechanisms, e.g. with electric drive
- E06B2009/6809—Control
- E06B2009/6818—Control using sensors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F2003/144—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by dehumidification only
- F24F2003/1446—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by dehumidification only by condensing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/22—Means for preventing condensation or evacuating condensate
- F24F2013/221—Means for preventing condensation or evacuating condensate to avoid the formation of condensate, e.g. dew
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
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- Human Computer Interaction (AREA)
- Structural Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention relates to an indoor anti-condensation dehumidification system, which comprises a dehumidifier and a central control device, wherein the central control device is connected with the dehumidifier through a communication cable and is used for controlling the dehumidifier to operate; the temperature and humidity sensor is connected with the central control device through a communication cable, and detection signals of the temperature and humidity sensor are transmitted to the central control device through the communication cable; the temperature sensor is used for detecting the temperature of the indoor wall surface and/or the ground and is connected with the central control device through a communication cable; the quick rolling door is installed at an indoor entrance and an indoor exit and is connected with the central control device through a communication cable, and the central control device can control the quick rolling door to act. The invention can realize linkage of the dehumidifier and the rapid rolling door, prevent moisture from entering the room and shorten the operation time of the dehumidifier. The invention also relates to a control method of the indoor anti-condensation dehumidification system, which can prevent moisture from entering the room from the source, reduce the operation burden of the dehumidifier and achieve the aim of energy conservation.
Description
Technical Field
The invention relates to a dehumidification system, in particular to an indoor anti-condensation dehumidification system applied to an underground garage or a large indoor place and a control method.
Background
The range of application of dehumidification equipment is very extensive, especially in some coastal cities, the humid air very easily leads to article moldy throughout the year, and in some underground garages, the humid air very easily is at wall and ground dewfall, cause the wall skin to moldy and drop, and the ground is wet smooth, directly lead to the rising of maintenance cost, and also reduced user's use experience, at present, current dehumidification equipment all is single unit independent operation generally, do not possess system control function, the user can't in time know the operation conditions of equipment, and it is also inconvenient to control, on the other hand, because indoor moisture mainly derives from outside atmosphere, if can't effectively block the entering of outdoor moisture, can lead to the dehumidifier long-time operation, the energy consumption is very high, can't reach effectual energy-conserving effect.
The invention is therefore set forth in this light.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide an indoor anti-condensation dehumidification system which can effectively prevent moisture from entering a room, reduce the operation cost and improve the operation efficiency.
Another object of the present invention is to provide a method for controlling the indoor dewing prevention and dehumidification system, so as to reduce dehumidification energy consumption.
In order to realize the first invention purpose, the invention adopts the following technical scheme:
an indoor anti-dewing dehumidification system comprises,
a plurality of dehumidifier machines are arranged on the base,
the central control device is connected with the dehumidifier through a communication cable and is used for controlling the dehumidifier to operate;
the temperature and humidity sensors comprise indoor temperature and humidity sensors arranged indoors and outdoor temperature and humidity sensors arranged outdoors, and are connected with the central control device through communication cables so as to transmit detection signals to the central control device;
the temperature sensor is used for detecting the temperature of the indoor wall surface and/or the ground and is connected with the central control device through a communication cable;
the quick rolling door is installed at an indoor entrance and an indoor exit and is connected with the central control device through a communication cable, and the central control device can control the quick rolling door to act.
Further, still including automatic fire door and smoke transducer, automatic fire door and smoke transducer are connected with central control unit respectively, when smoke transducer detected smoke signal, central control unit control automatic fire door closed, and the quick rolling slats door of simultaneous control is opened.
Further, the central control device comprises a control cabinet, a PLC (programmable logic controller) arranged in the control cabinet and a touch display screen arranged on the surface of the control cabinet; the communication port of the PLC controller is connected with each dehumidifier through a 485 bus, and the touch display screen is connected with the PLC controller and used for displaying and controlling the running state of the dehumidifier.
Further, the dehumidifier comprises a frame, an evaporator, a condenser, a compressor, a refrigerant circulating pipeline, a single chip microcomputer controller, a fan, a built-in temperature sensor, a current sensor and a voltage sensor, wherein the evaporator, the condenser, the compressor, the refrigerant circulating pipeline, the single chip microcomputer controller, the fan, the built-in temperature sensor, the current sensor and the voltage sensor are arranged in the frame;
the evaporator and the condenser are connected with the compressor through a refrigerant circulating pipeline;
the compressor, the fan, the built-in temperature sensor, the current sensor and the voltage sensor are respectively and electrically connected with the single chip microcomputer controller, and the single chip microcomputer controller is connected with the central control device through a communication cable;
the built-in temperature sensor is arranged close to the evaporator and used for detecting the temperature of the evaporator;
the current sensor is used for detecting the working current of the fan and/or the compressor;
the voltage sensor is used for detecting the working voltage of the fan and/or the compressor.
The dehumidifier further comprises a carbon monoxide sensor, the carbon monoxide sensor is connected with the central control device through a communication cable, the detection value of the carbon monoxide sensor is used for controlling the fan of the dehumidifier to operate, and when the detection value of the carbon monoxide exceeds a set value, the central control device controls the fan to start and operate.
In order to achieve the second object, the invention adopts the following technical scheme:
a control method of the indoor anti-condensation dehumidification system comprises a dehumidifier control method and a quick rolling door control method;
the dehumidifier control method comprises the following steps of,
a1, detecting the temperature and humidity of the indoor environment, and calculating the indoor dew point temperature T1 according to the obtained temperature and humidity value;
step a2, detecting the indoor ground surface or wall surface temperature T0, and comparing the indoor ground surface or wall surface temperature with the indoor dew point temperature T1;
if T0-T1< N1, controlling the dehumidifier to start running,
if T0-T1 ≧ (N1+ N2), controlling the dehumidifier to stop running;
the N1 and the N2 are preset values and can be adjusted according to requirements;
the control method of the quick rolling door comprises the following steps,
b1, detecting the temperature and humidity of the outdoor environment, and calculating the outdoor dew point temperature T2 according to the obtained temperature and humidity value;
step b2, comparing the indoor ground surface or wall surface temperature T0 with the outdoor dew point temperature T2;
if T0-T2< N3, controlling the quick rolling door to close,
if T0-T2 ≧ N3+ N4, controlling the quick rolling door to open;
the N3 and the N4 are preset values and can be adjusted according to requirements.
Further, the value range of the N1 is 0-3; the value range of the N2 is 0-2; the value range of the N3 is 0-5; the value range of the N4 is 0-3.
Further, the dehumidifier control method further comprises the following steps when the step a1 is executed,
step a0, detecting a humidity value C1 of the indoor environment, comparing the humidity value with a preset value C0, if C1 is larger than C0, starting the dehumidifier to operate, and if C1 is smaller than C0, executing step a 1.
Further, the rapid-rolling door control method further comprises, when the step b1 is executed, executing the following steps,
step b0, detecting a humidity value C2 of the outdoor environment, comparing the humidity value with an indoor humidity value C1, if C2-C1 is greater than N5, closing the quick rolling door, and if C2-C1 is less than or equal to N5, executing step b 1;
the N5 is a preset value and can be adjusted according to the requirement.
Further, the rapid-rolling door control method further includes, before the step b0 is executed,
and (4) detecting the indoor smoke concentration, controlling the quick rolling door to be opened when the detected smoke value is larger than a set value, and otherwise, executing the step b 0.
After the technical scheme of the invention is adopted, the following beneficial effects are brought:
the dehumidifier is centrally controlled by the central control device, the operation of a plurality of dehumidifiers can be uniformly regulated and controlled, the automatic level is high, the workload of operators is greatly reduced, when the dehumidifier breaks down, the faults can be timely found, and the maintenance efficiency is improved.
Drawings
Some specific embodiments of the invention will be described in detail hereinafter, by way of illustration and not limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:
FIG. 1: the structure of the dehumidifier of the invention;
FIG. 2: the front view of the dehumidifier of the invention;
FIG. 3: the dehumidifier of the invention has a structure drawing after part of the shell is removed;
FIG. 4: the dehumidifier of the invention is a cross section cut longitudinally along the air outlet direction;
FIG. 5: the system topology diagram of the first embodiment of the invention;
FIG. 6: the invention relates to an electric control schematic block diagram of a dehumidifier;
FIG. 7: the invention relates to an electric control schematic block diagram of a central control device;
FIG. 8: a system topology diagram of the second embodiment of the invention;
FIG. 9: one of the installation modes of the temperature sensor of the invention;
FIG. 10: another installation mode of the temperature sensor of the invention;
wherein:
11. the air conditioner comprises a frame 12, an evaporator 13, a condenser 14, a fan 15, a compressor 16, an electronic control box 17, a partition plate 18, a cross beam 19, a water collecting box 20, a water discharging pipe 21, a temperature sensor 22, a heat preservation shell 11a, an air inlet 11b and an air outlet.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar parameters or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are illustrative only and should not be construed as limiting the invention.
As shown in fig. 5, an indoor dewing prevention and dehumidification system includes a plurality of dehumidifiers, a central control device, a plurality of temperature and humidity sensors, a temperature sensor 21, and a rapid rolling shutter door. The central control device is respectively in communication connection with the plurality of dehumidifiers, the plurality of temperature and humidity sensors, the temperature sensor 21 and the rapid rolling door through communication cables.
The temperature and humidity sensor comprises an indoor temperature and humidity sensor arranged indoors and an outdoor temperature and humidity sensor arranged outdoors, wherein the indoor temperature and humidity sensor is used for detecting the temperature and humidity of indoor air and feeding back the temperature and humidity to the central control device, and the outdoor temperature and humidity sensor is used for detecting the temperature and humidity of outdoor atmosphere and feeding back the temperature and humidity to the central control device. The temperature sensor 21 is used for detecting the temperature of the indoor wall surface or the floor surface and feeding back the temperature to the central control device. As shown in fig. 9, one of the installation methods is: the temperature sensor 21 is arranged in the wall body and is about 1-5mm away from the surface of the wall body, and the temperature sensor 21 detects the temperature of the wall body and transmits the temperature to the central control device. Referring to fig. 10, another installation method is as follows: the temperature sensor 21 is installed on the surface of a wall body, and the outer side of the temperature sensor 21 is wrapped with a heat insulation shell 22 so as to prevent heat in the atmosphere from being transferred to the temperature sensor 21. The quick rolling shutter door is installed at an indoor entrance and exit and is used for controlling the communication between an indoor space and an outdoor space.
As shown in fig. 1 to 4, the dehumidifier specifically includes a frame 11, an evaporator 12 installed in the frame 11, a condenser 13, a compressor 15, a refrigerant circulation pipeline, a single chip microcomputer controller, a fan 14, a built-in temperature sensor, a current sensor and a voltage sensor.
The compressor 15, the fan 14, the built-in temperature sensor, the current sensor and the voltage sensor are respectively and electrically connected with the single chip microcomputer controller, and the single chip microcomputer controller is connected with the central control device through a communication cable;
the built-in temperature sensor is arranged close to the evaporator 12 and used for detecting the temperature of the evaporator 12, and when the temperature of the evaporator 12 is too low, the singlechip controller automatically controls the compressor 15 to stop running so as to prevent the evaporator 12 from frosting.
The current sensor is used for detecting the working current of the fan 14 and/or the compressor 15, and when the current is detected to exceed a set value, the current protection function is automatically started, so that the fan 14 and the compressor 15 are prevented from being burnt out due to overcurrent.
The voltage sensor is used for detecting the working voltage of the fan 14 and/or the compressor 15, and when the voltage is detected to exceed a set value, the voltage protection function is automatically started, so that the fan 14 and the compressor 15 are prevented from being burnt out due to overvoltage.
An air inlet cavity and an air outlet cavity are formed in the frame 11, a partition plate 17 is arranged between the air inlet cavity and the air outlet cavity, a vent is formed in the partition plate 17, and the air inlet and collecting box air cavity and the air outlet cavity are communicated through the vent. Air inlet cavity one side is equipped with air intake 11a, and external air accessible air intake 11a gets into the air inlet cavity, is equipped with air outlet 11b in air-out cavity one side, fan 14 installs in the air-out cavity, fan 14 configures to and makes the indoor air of air inlet cavity remove to the air-out cavity. Outside air firstly enters the air inlet chamber through the air inlet 11a, then enters the air outlet chamber after passing through the evaporator 12 and the condenser 13 in the air inlet chamber, and is discharged from the air outlet 11b of the air outlet chamber.
The single-chip microcomputer controller is arranged in an electric control box 16, controls the working states of the fan 14 and the compressor 15, the evaporator 12 and the condenser 13 are connected with the compressor 15 through a refrigerant circulating pipeline, and a water collecting box and a water drainage pipe are arranged below the condenser 13; the drain pipe is connected to the bottom of the water collecting box.
Preferably, the bottom of the frame 11 is provided with a plurality of beams 18 for hanging, and the beams 18 are provided with bolt mounting holes. In one of these installations, the frame 11 is suspended from the garage roof.
Specifically, as shown in fig. 7, the central control device includes a control cabinet, a PLC controller installed in the control cabinet, and a touch display screen installed on the surface of the control cabinet.
The communication port of the PLC controller is connected with each dehumidifier through a 485 bus, the starting and the stopping of each dehumidifier can be controlled independently, and the touch display screen is connected with the PLC controller and used for displaying and controlling the running state of the dehumidifier.
Preferably, the dehumidifier of the invention further has a fresh air inducing function, and specifically, the indoor anti-condensation dehumidification system further comprises a carbon monoxide sensor, the carbon monoxide sensor is connected with the central control device through a communication cable, a detection value of the carbon monoxide sensor is used for controlling the fan 14 of the dehumidifier to operate, and when the detection value of the carbon monoxide exceeds a set value, the central control device controls the fan 14 to start to operate, so that the fresh air inducing function is realized.
Example two
As shown in fig. 8, the present embodiment is a further improvement on the basis of the first embodiment, and the indoor dewing prevention and dehumidification system of the present embodiment further includes an automatic fire door and a smoke sensor, the automatic fire door and the smoke sensor are respectively connected to the central control device, and when the smoke sensor detects a smoke signal, the central control device controls the automatic fire door to be closed, and controls the quick rolling door to be opened. The automatic fireproof door is arranged at the joint of each fireproof subarea, and when a fire disaster occurs, the automatic fireproof door is closed to prevent the fire disaster from spreading.
The rapid rolling door in the above embodiment may also be replaced with an air curtain, that is, the instruction for closing the rapid rolling door corresponds to a control for starting the operation of the air curtain, otherwise, the operation of the air curtain is stopped.
The invention also relates to a control method of the indoor anti-condensation dehumidification system, and specifically comprises a dehumidifier control method and a quick rolling door control method.
The dehumidifier control method comprises the following steps of,
a1, detecting the temperature and humidity of the indoor environment, and calculating the indoor dew point temperature T1 according to the obtained temperature and humidity value; specifically, the method for calculating the indoor dew point temperature may be calculated by referring to a psychrometric chart or according to a corresponding calculation formula, for example, the dew point temperature T1 may be calculated according to the environmental relative humidity and the dry-bulb temperature by referring to a calculation formula introduced in "comparison study on dew point temperature calculation method" in phase 3 (2016, 06 months) of volume 32 of the report on meteorology and environmentals ".
Step a2, detecting the indoor ground surface or wall surface temperature T0, and comparing the indoor ground surface or wall surface temperature with the indoor dew point temperature T1;
if T0-T1< N1, controlling the dehumidifier to start running,
if T0-T1 ≧ (N1+ N2), controlling the dehumidifier to stop running;
the N1 and the N2 are preset values and can be adjusted according to requirements; preferably, the value range of N1 is 0-3; the value range of the N2 is 0-2;
the control method of the quick rolling door comprises the following steps,
b1, detecting the temperature and humidity of the outdoor environment, and calculating the outdoor dew point temperature T2 according to the obtained temperature and humidity value; the calculation method of the outdoor dew point temperature is the same as that of the indoor dew point temperature.
Step b2, comparing the indoor ground surface or wall surface temperature T0 with the outdoor dew point temperature T2;
if T0-T2< N3, controlling the quick rolling door to close,
if T0-T2 ≧ N3+ N4, controlling the quick rolling door to open; the N3 and the N4 are preset values and can be adjusted according to requirements. Preferably, the value range of N3 is 0-5; the value range of the N4 is 0-3.
On the basis of the above control method, in order to enrich the control function, preferably, the dehumidifier control method further comprises, when performing step a1, performing the following steps,
step a0, detecting a humidity value C1 of the indoor environment, comparing the humidity value with a preset value C0, if C1 is larger than C0, starting the dehumidifier to operate, and if C1 is smaller than C0, executing step a 1. By the step, when the indoor humidity value reaches the preset value C0, the dehumidifier is started to operate, so that the discomfort caused by overhigh humidity is avoided.
Preferably, the rapid-rolling door control method further includes, when performing step b1, performing the following steps,
step b0, detecting a humidity value C2 of the outdoor environment, comparing the humidity value with an indoor humidity value C1, if C2-C1 is greater than N5, closing the quick rolling door, and if C2-C1 is less than or equal to N5, executing step b 1;
the N5 is a preset value and can be adjusted according to needs, and when the difference between the outdoor humidity and the indoor humidity is large, the command of closing the roller shutter door can be directly executed.
For the second embodiment, the method for controlling a quick-rolling door further includes, before the step b0 is executed,
and (4) detecting the indoor smoke concentration, controlling the quick rolling door to be opened when the detected smoke value is larger than a set value, and otherwise, executing the step b 0. When a fire occurs, the quick rolling door is kept in an open state to avoid closing the entrance.
The control method of the indoor anti-condensation dehumidification system realizes linkage control of the dehumidifier, the rapid rolling door and the automatic fireproof door, can effectively prevent outdoor moisture from entering the room, reduces the operation burden of the dehumidifier and achieves the purpose of energy saving, and on the other hand, because condensation is generally easy to occur on the wall surface or the ground, the invention controls the dehumidifier to operate by detecting whether the temperature of the wall surface or the ground is close to the dew point temperature, can effectively achieve the purpose of condensation prevention, is more accurate to control compared with the dehumidifier controlled by detecting the humidity and has better use effect.
The foregoing is directed to embodiments of the present invention, and it is understood that various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the invention.
Claims (10)
1. The utility model provides an indoor moisture condensation prevention dehumidification system which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
a plurality of dehumidifier machines are arranged on the base,
the central control device is connected with the dehumidifier through a communication cable and is used for controlling the dehumidifier to operate;
the temperature and humidity sensors comprise indoor temperature and humidity sensors arranged indoors and outdoor temperature and humidity sensors arranged outdoors, and are connected with the central control device through communication cables so as to transmit detection signals to the central control device;
the temperature sensor is used for detecting the temperature of the indoor wall surface and/or the ground and is connected with the central control device through a communication cable;
the quick rolling door is installed at an indoor entrance and an indoor exit and is connected with the central control device through a communication cable, and the central control device can control the quick rolling door to act.
2. The indoor dewing prevention and dehumidification system as claimed in claim 1, wherein: still include automatic fire door and smoke transducer, automatic fire door and smoke transducer are connected with central control unit respectively, when smoke transducer detected smoke signal, central control unit control automatic fire door closed, and the quick rolling slats door of simultaneous control is opened.
3. The indoor dewing prevention and dehumidification system as claimed in claim 1, wherein: the central control device comprises a control cabinet, a PLC (programmable logic controller) arranged in the control cabinet and a touch display screen arranged on the surface of the control cabinet; the communication port of the PLC controller is connected with each dehumidifier through a 485 bus, and the touch display screen is connected with the PLC controller and used for displaying and controlling the running state of the dehumidifier.
4. The indoor dewing prevention and dehumidification system as claimed in claim 1, wherein: the dehumidifier comprises a rack, an evaporator, a condenser, a compressor, a refrigerant circulating pipeline, a single chip microcomputer controller, a fan, a built-in temperature sensor, a current sensor and a voltage sensor, wherein the evaporator, the condenser, the compressor, the refrigerant circulating pipeline, the single chip microcomputer controller, the fan, the built-in temperature sensor, the current sensor and the voltage sensor are arranged in the rack;
the evaporator and the condenser are connected with the compressor through a refrigerant circulating pipeline;
the compressor, the fan, the built-in temperature sensor, the current sensor and the voltage sensor are respectively and electrically connected with the single chip microcomputer controller, and the single chip microcomputer controller is connected with the central control device through a communication cable;
the built-in temperature sensor is arranged close to the evaporator and used for detecting the temperature of the evaporator;
the current sensor is used for detecting the working current of the fan and/or the compressor;
the voltage sensor is used for detecting the working voltage of the fan and/or the compressor.
5. The indoor dewing prevention and dehumidification system as claimed in claim 4, wherein: the dehumidifier also comprises a carbon monoxide sensor, the carbon monoxide sensor is connected with the central control device through a communication cable, the detection value of the carbon monoxide sensor is used for controlling the fan of the dehumidifier to operate, and when the detection value of the carbon monoxide exceeds a set value, the central control device controls the fan to start and operate.
6. A method for controlling an indoor dewing prevention and dehumidification system as claimed in any one of claims 1 to 5, wherein: the method comprises a dehumidifier control method and a quick rolling door control method;
the dehumidifier control method comprises the following steps of,
a1, detecting the temperature and humidity of the indoor environment, and calculating the indoor dew point temperature T1 according to the obtained temperature and humidity value;
step a2, detecting the indoor ground surface or wall surface temperature T0, and comparing the indoor ground surface or wall surface temperature with the indoor dew point temperature T1;
if T0-T1< N1, controlling the dehumidifier to start running,
if T0-T1 ≧ (N1+ N2), controlling the dehumidifier to stop running;
the N1 and the N2 are preset values and can be adjusted according to requirements;
the control method of the quick rolling door comprises the following steps,
b1, detecting the temperature and humidity of the outdoor environment, and calculating the outdoor dew point temperature T2 according to the obtained temperature and humidity value;
step b2, comparing the indoor ground surface or wall surface temperature T0 with the outdoor dew point temperature T2;
if T0-T2< N3, controlling the quick rolling door to close,
if T0-T2 ≧ N3+ N4, controlling the quick rolling door to open;
the N3 and the N4 are preset values and can be adjusted according to requirements.
7. The control method according to claim 6, characterized in that:
the value range of the N1 is 0-3; the value range of the N2 is 0-2; the value range of the N3 is 0-5; the value range of the N4 is 0-3.
8. The control method according to claim 6, characterized in that: the dehumidifier control method further comprises, when the step a1 is executed, firstly executing the following steps,
step a0, detecting a humidity value C1 of the indoor environment, comparing the humidity value with a preset value C0, if C1 is larger than C0, starting the dehumidifier to operate, and if C1 is smaller than C0, executing step a 1.
9. The control method according to claim 7, characterized in that: the rapid-rolling door control method further includes, when the step b1 is executed, firstly executing the following steps,
step b0, detecting a humidity value C2 of the outdoor environment, comparing the humidity value with an indoor humidity value C1, if C2-C1 is greater than N5, closing the quick rolling door, and if C2-C1 is less than or equal to N5, executing step b 1;
the N5 is a preset value and can be adjusted according to the requirement.
10. The control method according to claim 9, characterized in that: the rapid-rolling door control method further includes, before performing step b0,
and (4) detecting the indoor smoke concentration, controlling the quick rolling door to be opened when the detected smoke value is larger than a set value, and otherwise, executing the step b 0.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111780272A (en) * | 2020-07-07 | 2020-10-16 | 珠海格力电器股份有限公司 | Dehumidifier control method and device, computer readable storage medium and processor |
| CN113220054A (en) * | 2021-05-26 | 2021-08-06 | 贵州电网有限责任公司 | Temperature and humidity control system for live working tool room and control method thereof |
| CN115127211A (en) * | 2022-07-22 | 2022-09-30 | 广东美的制冷设备有限公司 | Control method and control device of air conditioner, air conditioning system and storage medium |
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2020
- 2020-02-07 CN CN202010082454.3A patent/CN111174343A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111780272A (en) * | 2020-07-07 | 2020-10-16 | 珠海格力电器股份有限公司 | Dehumidifier control method and device, computer readable storage medium and processor |
| CN111780272B (en) * | 2020-07-07 | 2021-06-29 | 珠海格力电器股份有限公司 | Dehumidifier control method and device, computer readable storage medium and processor |
| CN113220054A (en) * | 2021-05-26 | 2021-08-06 | 贵州电网有限责任公司 | Temperature and humidity control system for live working tool room and control method thereof |
| CN115127211A (en) * | 2022-07-22 | 2022-09-30 | 广东美的制冷设备有限公司 | Control method and control device of air conditioner, air conditioning system and storage medium |
| CN115127211B (en) * | 2022-07-22 | 2024-03-12 | 广东美的制冷设备有限公司 | Control method and control device for air conditioner, air conditioning system and storage medium |
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