CN113418253B - Indoor environment temperature adjusting device, control method, computer device and medium - Google Patents

Indoor environment temperature adjusting device, control method, computer device and medium Download PDF

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Publication number
CN113418253B
CN113418253B CN202110744996.7A CN202110744996A CN113418253B CN 113418253 B CN113418253 B CN 113418253B CN 202110744996 A CN202110744996 A CN 202110744996A CN 113418253 B CN113418253 B CN 113418253B
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outdoor
heat exchange
environment temperature
indoor
outdoor fan
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CN113418253A (en
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陶锴
田明湘
杨威武
黄勇明
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Shenzhen Envicool Technology Co Ltd
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Shenzhen Envicool Technology Co Ltd
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0003Exclusively-fluid systems
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/30Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F24F11/41Defrosting; Preventing freezing
    • F24F11/42Defrosting; Preventing freezing of outdoor units
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/62Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63Electronic processing
    • F24F11/64Electronic processing using pre-stored data
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/62Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63Electronic processing
    • F24F11/65Electronic processing for selecting an operating mode
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/70Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F24F11/74Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
    • F24F11/77Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/70Control systems characterised by their outputs; Constructional details thereof
    • F24F11/80Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
    • F24F11/87Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling absorption or discharge of heat in outdoor units
    • F24F11/871Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling absorption or discharge of heat in outdoor units by controlling outdoor fans
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00Control inputs relating to air properties
    • F24F2110/10Temperature
    • F24F2110/12Temperature of the outside air
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Fuzzy Systems (AREA)
  • Mathematical Physics (AREA)
  • Fluid Mechanics (AREA)
  • Thermal Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

The embodiment of the invention discloses an indoor environment temperature adjusting device, a control method, a computer device and a medium, which are used for solving the problem of icing of a heat exchange core body in the indoor environment temperature adjusting device. The embodiment of the invention discloses an indoor environment temperature regulating device, which comprises a heat exchange core body, an outdoor fan and a controller, wherein the heat exchange core body comprises an outdoor wind heat exchange channel and an indoor wind heat exchange channel which are arranged in a crossed manner and exchange heat with each other; the controller is used for controlling the outdoor fans corresponding to the different outdoor sub-channels to be started and stopped alternately.

Description

Indoor environment temperature adjusting device, control method, computer device and medium
Technical Field
The present invention relates to the field of indoor environment regulation technologies, and in particular, to an indoor environment temperature regulation apparatus, a control method, a computer apparatus, and a medium.
Background
At present, the air conditioning unit is mainly used for a data center machine room, is mainly used for an environment adjusting controller of the data center machine room, and can integrate functions of evaporation condensation, outdoor condensation and the like. The heat exchange core mainly comprises an indoor air heat exchange channel and an outdoor air heat exchange channel which can exchange heat mutually, wherein the indoor air heat exchange channel generally transversely penetrates through the heat exchange core, and the outdoor air heat exchange channel longitudinally penetrates through the heat exchange core. The outdoor fan is used for accelerating the flow of indoor air heat exchange channels, the outdoor fan is used for accelerating the flow of outdoor air, and the outdoor fan is generally arranged at the outlet end of the outdoor air heat exchange channels. An evaporator of the air conditioning system is generally arranged at an outlet or an inlet of the indoor air heat exchange channel so as to cool the air flowing in the indoor air heat exchange channel when the air conditioning system is started.
Through long-term practical research of the inventor, the heat exchange core body is used for exchanging heat and refrigerating outdoor low-temperature air and indoor high-temperature air in cold seasons. The indoor air hot air and the outdoor cold air transmitted from the machine room carry out indirect heat exchange at the indirect heat exchange core body. The indoor wind heat exchange channel can be enabled to gradually reduce the temperature along the flowing direction of the wind body. And the temperature of the outdoor air heat exchange channel gradually rises along the air outlet direction. Therefore, the temperature is the lowest at the side close to the outlet of the indoor air heat exchange channel at the inlet of the outdoor air heat exchange channel, when the outdoor temperature is too low, the indoor air may be condensed and frozen in the indoor air heat exchange channel, and if the low temperature duration is too long, the heat exchanger may start to freeze from the lowest temperature and gather and deteriorate, thereby generating a serious result.
Disclosure of Invention
The embodiment of the invention provides an indoor environment temperature adjusting device, a control method, a computer device and a medium, which are used for effectively solving the problem of icing in a heat exchange core in the indoor environment temperature adjusting device.
The first aspect of the embodiments of the present application provides an indoor environmental problem adjusting device, including:
the heat exchange core body and outdoor fan, the heat exchange core body is including alternately setting up and carrying out the outdoor wind heat transfer passageway and the indoor wind heat transfer passageway of heat transfer each other, outdoor fan is used for with higher speed the wind body in the outdoor wind heat transfer passageway flows, its characterized in that, outdoor wind heat transfer passageway separates into a plurality of outdoor branch passageways of keeping apart each other, and is a plurality of outdoor fan respectively with each outdoor branch passageway corresponds the setting and can open respectively and stop.
Preferably, the heat exchange core comprises a heat exchange chamber, wherein an indoor air heat exchange pipe forming the indoor air heat exchange channel horizontally traverses the heat exchange chamber, a cavity between a chamber wall of the heat exchange chamber and an outer wall of the indoor air heat exchange pipe forms the outdoor air heat exchange channel, an upper end of the heat exchange chamber is opened to serve as an air outlet, a lower end of the heat exchange chamber is opened to serve as an air inlet, and at least one chamber partition plate is arranged in the heat exchange chamber to partition the outdoor air heat exchange channel into a plurality of outdoor sub-channels along an extension direction of the indoor air heat exchange pipe.
Preferably, the upper end of the heat exchange cavity is further provided with transversely distributed spraying assemblies, each outdoor fan is arranged on the upper side of each spraying assembly, and the cavity partition plate extends upwards to the spraying assemblies.
Preferably, the lower side of the heat exchange cavity is provided with a receiving disc, and an outdoor air inlet channel which is transversely communicated with the air inlet ends of the outdoor sub-channels is formed between the receiving disc and the heat exchange cavity.
Preferably, the outdoor fan is located at an outlet of the outdoor air heat exchange channel, and further comprises an extending partition plate extending from the outdoor sub-channel to the outdoor fan to prevent the air flowing in the adjacent outdoor sub-channel from flowing transversely at the outdoor fan.
Preferably, the indoor environment temperature adjusting device further comprises a controller, and the indoor environment temperature adjusting device comprises a first operation mode and a second operation mode;
when in the first mode of operation, the controller is to:
controlling all outdoor fans to be in an operating state;
when in the second mode of operation, the controller is to:
and controlling the outdoor fans corresponding to the outdoor sub-channels to start and stop alternately.
Preferably, when in the first operating mode, the controller is further configured to:
acquiring the outdoor environment temperature;
judging whether the outdoor environment temperature is lower than the anti-icing temperature or not;
and if so, controlling the indoor environment temperature adjusting device to be switched from the first operation mode to the second operation mode.
Preferably, when in the second operating mode, the controller is further configured to:
acquiring the outdoor environment temperature;
judging whether the outdoor environment temperature is lower than the anti-icing temperature or not;
and if not, controlling the indoor environment temperature adjusting device to be switched from the second operation mode to the first operation mode.
Preferably, the controller is specifically configured to:
acquiring a preset time threshold and an arrangement sequence, wherein the preset time threshold is used for indicating the operation duration of each outdoor fan, and the arrangement sequence is used for indicating the control time sequence of each outdoor fan in all the outdoor fans;
acquiring the operation time of a first outdoor fan in the current operation state;
judging whether the running time of the first outdoor fan is not less than the preset time threshold value or not;
and if so, controlling the first outdoor fan to stop running, and controlling the rest outdoor fans to start and stop in sequence according to the arrangement sequence.
A second aspect of the present application provides a control method for an indoor environment temperature adjusting device, where the indoor environment temperature adjusting device includes a heat exchange core, an outdoor fan and a controller, the heat exchange core includes an outdoor air heat exchange channel and an indoor air heat exchange channel that are arranged in a cross manner and exchange heat with each other, the outdoor fan is used to accelerate air flow in the outdoor air heat exchange channel, the outdoor air heat exchange channel is separated into a plurality of outdoor sub-channels that are isolated from each other, and the plurality of outdoor fans are respectively arranged corresponding to the outdoor sub-channels;
the method comprises the following steps:
acquiring the outdoor environment temperature;
judging whether the outdoor environment temperature is lower than the anti-icing temperature or not;
and if so, controlling the outdoor fans corresponding to the outdoor sub-channels to be started and stopped alternately.
Preferably, the controlling of the alternative start and stop of the outdoor fans corresponding to the outdoor branch channels comprises:
acquiring a preset time threshold and an arrangement sequence, wherein the preset time threshold is used for indicating the operation duration of each outdoor fan, and the arrangement sequence is used for indicating the control time sequence of each outdoor fan in all the outdoor fans;
acquiring the operation time of a first outdoor fan in the current operation state;
judging whether the running time of the first outdoor fan is not less than the preset time threshold value or not;
and if so, controlling the first outdoor fan to stop running, and controlling the rest outdoor fans to start and stop in sequence according to the arrangement sequence.
A third aspect of the embodiments of the present application provides a computer device, including a processor, where the processor is configured to implement the control method for an indoor environment temperature adjustment device provided in the second aspect of the embodiments of the present application when executing a computer program stored in a memory.
A fourth aspect of the embodiments of the present application provides a computer-readable storage medium, on which a computer program is stored, where the computer program is used, when executed by a processor, to implement the control method for an indoor environment temperature adjustment apparatus provided in the second aspect of the embodiments of the present application.
According to the technical scheme, the embodiment of the invention has the following advantages:
the indoor environment temperature adjusting device in the embodiment of the application comprises: the outdoor heat exchange device comprises a heat exchange core body, an outdoor fan and a controller, wherein the heat exchange core body comprises an outdoor air heat exchange channel and an indoor air heat exchange channel which are arranged in a crossed mode and exchange heat mutually, the outdoor fan is used for accelerating the flow of air in the outdoor air heat exchange channel, and the outdoor fan is characterized in that the outdoor air heat exchange channel is separated into a plurality of outdoor sub-channels which are isolated mutually and a plurality of outdoor fans are respectively corresponding to the outdoor sub-channels and can be started and stopped respectively.
Because difference among the indoor ambient temperature adjusting device in this application embodiment outdoor branch's the outdoor fan that the passageway corresponds can open respectively and stop to make when outdoor ambient temperature lasts very low, only open partial outdoor fan, thereby make only the wind body among the partial outdoor fan cool down for indoor wind body, thereby avoided the inside icing problem that leads to because of the temperature is too low of heat transfer core.
Drawings
Fig. 1 is a schematic structural diagram of an indoor environment temperature adjustment device according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an indoor environment temperature adjusting apparatus with an extended partition according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of an indoor environment temperature adjustment device with a chamber partition extending to a shower assembly according to an embodiment of the present invention;
fig. 4 is a schematic view of an embodiment of a control method of an indoor environment temperature adjustment device according to an embodiment of the present application;
fig. 5 is a refinement of step 403 in the embodiment of fig. 4.
The drawings are numbered as follows:
the heat exchange device comprises a heat exchange core body 1, an outdoor fan 2, a spraying assembly 3, a receiving disc 4, an outdoor air inlet channel 5, an extension partition plate 6, an indoor fan 7, an outdoor branch channel 8, a chamber partition plate 9, an outdoor air heat exchange channel 10 and an indoor air heat exchange channel 11.
Wherein the arrow direction is the direction of the wind flow of the corresponding cavity channel.
Detailed Description
The embodiment of the invention provides an indoor environment temperature adjusting device, a control method, a computer device and a medium, which are used for effectively solving the problem of icing of a heat exchange core.
In order to make those skilled in the art better understand the technical solutions of the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, shall fall within the protection scope of the present invention.
The terms "first," "second," "third," "fourth," and the like in the description and in the claims, as well as in the drawings, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It will be appreciated that the data so used may be interchanged under appropriate circumstances such that the embodiments described herein may be implemented in other sequences than those illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
For convenience of understanding, the indoor environment temperature adjusting apparatus in the embodiment of the present application is described below:
referring to fig. 1 to 3, fig. 1 is a schematic structural diagram of an indoor environment temperature adjusting device according to an embodiment of the present invention; FIG. 2 is a schematic view of an indoor environment temperature adjusting apparatus with an extended partition according to an embodiment of the present invention; fig. 3 is a schematic structural diagram of an indoor environment temperature adjusting device in which a chamber partition extends to a shower assembly according to an embodiment of the present invention.
In a specific embodiment, this embodiment provides an indoor environment temperature regulation apparatus, mainly is an indoor environment that cools down the regulation to indoor temperature with the help of outdoor temperature, and internal environment such as data center computer lab is in sealed condition. The indoor environment temperature adjusting device is generally integrated with an air conditioning system, a spray evaporation cooling device and the like. Specifically, the indoor environment temperature adjusting device comprises a heat exchange core body 1, an outdoor fan 2 and an indoor fan 7.
The heat exchange core body 1 comprises an outdoor air heat exchange channel 10 and an indoor air heat exchange channel 11, wherein the outdoor air heat exchange channel 10 and the indoor air heat exchange channel 11 are arranged in a crossed mode, the crossed mode means that air inlet and outlet connecting lines of the two heat exchange channels are not consistent, for example, one heat exchange channel horizontally enters and exits air, and the other heat exchange channel vertically enters and exits air or obliquely enters and exits air. In practical application, the indoor air heat exchange channel 11 extends horizontally, the outdoor air heat exchange channel 10 extends vertically, the lower end of the outdoor air heat exchange channel is an air inlet, and the upper end of the outdoor air heat exchange channel is an air outlet.
The outdoor air heat exchange channel 10 and the indoor air heat exchange channel 11 can exchange heat with each other, that is, high-temperature indoor air flows through the indoor air heat exchange channel 11, and when low-temperature outdoor air flows through the outdoor air heat exchange channel 10, heat of the indoor air is gradually transmitted to the outdoor air through the channel wall to be cooled, so that the cooling effect is achieved.
The outdoor fan 2 is used for accelerating the flow velocity of the air in the outdoor air heat exchange channel 10, so that the air can rapidly enter from the air inlet of the outdoor air heat exchange channel 10 and rapidly flow out from the air outlet of the outdoor air heat exchange channel 10. The outdoor fan 2 is mainly disposed at the air outlet of the outdoor air heat exchange channel 10, and certainly may be disposed at the air inlet of the outdoor air heat exchange channel 10. When the indoor fan 7 is provided, the indoor fan 7 is used for accelerating the flow velocity of the wind in the indoor wind heat exchange channel 11.
Wherein the outdoor air heat exchange channel 10 is separated into a plurality of outdoor subchannels 8 which are isolated from each other. Specifically, the outdoor sub-channels separated by the outdoor air heat exchange channel may be set along the air flow direction of the indoor air heat exchange channel or perpendicular to the air flow direction of the indoor air heat exchange channel.
It should be noted that, in practical use, a main air inlet and outlet channel is generally arranged at the air inlet and/or the air outlet of the indoor air heat exchange channel 11 to circulate with each outdoor sub-channel 8.
The outdoor fans 2 are respectively arranged corresponding to the outdoor branch channels 8, so that the outdoor fans 2 corresponding to the outdoor branch channels 8 are mainly used for accelerating the flow velocity of the air in the outdoor branch channels 8, and the influence on the air in other outdoor branch channels 8 is very small. So that the respective outdoor fans 2 can be alternately turned on when in use.
In this indoor environment temperature adjusting device, when using, when outdoor temperature is very low, and when needing to carry out indoor cooling, to the outdoor subchannel 8 that is located indoor wind heat transfer passageway 11 outlet side wherein this moment, can open the outdoor fan 2 that corresponds with this outdoor subchannel 8 in turn, so that, after this outdoor subchannel 8 entrance point temperature is showing and is reducing, the outdoor fan 2 that corresponds is shut down, it is very little to cause the outdoor wind that gets into this outdoor subchannel 8, and then cooling efficiency reduces, under the indoor wind effect, carry out certain rewarming, and then avoid this outdoor subchannel 8's entrance point department to appear the frozen problem of condensation. So in this indoor ambient temperature adjusting device, with outdoor wind heat transfer passageway 10 wherein, separate along indoor wind heat transfer passageway 11 trend, and correspond respectively and set up outdoor fan 2, so that low temperature department, be close to the one side at outdoor wind heat transfer passageway 11 exit at outdoor wind heat transfer passageway 10 import department promptly, need not continuous heat transfer, in order when short stop the air inlet, carry out the rewarming, and then avoid appearing the condensation and freeze, and other outdoor branch passageways 8 can normally go on, so cooling efficiency can not descend, can not descend too much at least. In conclusion, the indoor environment temperature adjusting device can effectively solve the problem that the heat exchange core body 1 of the indoor environment temperature adjusting device is frozen.
Specifically, in order to conveniently control each mechanism to work, the system generally further comprises a controller, wherein the controller can control the outdoor fans 2 corresponding to different outdoor subchannels 8 to be started and stopped alternately; it is also possible to alternately turn on the outdoor fan 2 corresponding to the outdoor subchannel 8 for the outdoor subchannel 8 located therein on the outlet side of the indoor air heat exchange channel 11. Specifically, the controller should perform the above operation when the outdoor temperature is low.
As described above, the plurality of outdoor subchannels 8 are provided in a spaced-apart manner, and for example, a plurality of pipes may be provided, and the lumens of the pipes may be the outdoor subchannels 8. It is also possible for a channel to be separated by providing a chamber partition 9. Specifically, if the heat exchange core 1 includes a heat exchange chamber, and the indoor air heat exchange tube forming the indoor air heat exchange channel 11 traverses the heat exchange chamber in the horizontal direction, it should be noted that the cross section of the indoor air heat exchange tube may be equal, or may be changed along the extending direction as required. Wherein the cavity forms outdoor wind heat transfer passageway 10 between the locellus wall of heat transfer cavity and the indoor wind heat exchange tube outer wall, and opens in the heat transfer cavity upper end and opens in order to regard as the air outlet, the lower extreme opens in order to regard as the air intake, wherein arranges at least one cavity baffle 9 in the heat transfer cavity to divide into a plurality of outdoor subchannels 8 with outdoor wind heat transfer passageway 10 along indoor wind heat exchange tube extending direction.
Further, when outdoor temperature is higher, for better to indoor cooling, generally, still be provided with laterally distributed's spray assembly 3 in heat transfer cavity upper end to make spray assembly 3 spout into liquid in can being to indoor wind heat transfer passageway 11, with when the liquid evaporation, take away the heat, and then evaporate the heat dissipation to indoor wind heat transfer passageway 11 surface. At this time, correspondingly, each outdoor fan 2 is arranged on the upper side of the spray assembly 3, and at this time, the chamber partition 9 may only extend to the upper end edge of the heat exchange chamber, but further, in order to avoid wind channeling, it is preferable that the chamber partition 9 extends upward to the spray assembly 3.
Correspondingly, a receiving disc 4 is arranged at the lower side of the heat exchange cavity, and an outdoor wind inlet channel 5 which transversely penetrates through the receiving disc 4 and the heat exchange cavity to be communicated with the air inlet end of each outdoor subchannel 8 is formed between the receiving disc 4 and the heat exchange cavity. And in the upper end of heat exchange cavity, spray assembly 3 sets up in the air outlet upside of outdoor wind heat transfer passageway 10, and covers each outdoor air outlet that divides the passageway 8 downwards, and in spray assembly 3's upside, along indoor wind heat transfer passageway 11 extending direction, in the transverse direction promptly, evenly distributed is provided with a plurality of outdoor fans 2, and generally one to two outdoor fans 2 correspond an outdoor branch passageway 8. Specifically, it is preferable that each of the outdoor subchannels 8 is provided with two outdoor fans 2 arranged in parallel along the extension direction of the indoor air heat exchange tube.
Further, in order to prevent the wind from flowing, it is preferable that the outdoor fan 2 is located at the air outlet of the indoor wind heat exchanging channel 11, and the extension partition plate 6 is further included to extend from the outdoor sub-channel 8 to the outdoor fan 2, generally to the air inlet side of the outdoor fan 2, so as to prevent the wind flowing in the adjacent outdoor sub-channel 8 from flowing transversely at the outdoor fan 2.
The structural part of the indoor environment temperature adjusting apparatus in the embodiment of the present application is described above, and the following description is made of the operation mode of the indoor environment temperature adjusting apparatus in the embodiment of the present application:
in a specific embodiment, the indoor environment temperature adjusting device includes a first operation mode and a second operation mode, and if in the first operation mode, the controller is configured to: controlling all outdoor fans to be in an operating state; if in the second operating mode, the controller is configured to: and controlling the outdoor fans corresponding to the outdoor sub-channels to start and stop alternately.
The manner in which the controller performs mode switching is described below:
specifically, in cold seasons, the controller can acquire the outdoor environment temperature in real time or at regular time, and judge whether the outdoor environment temperature is lower than the anti-icing temperature, if yes, then control the indoor environment temperature adjusting device is switched into the second operation mode by the first operation mode, otherwise, then control the indoor environment temperature adjusting device executes the first operation mode.
Specifically, when the controller acquires the outdoor ambient temperature, the outdoor ambient temperature may be acquired through a temperature sensor built in the indoor ambient temperature adjustment device, or may be acquired through an external data interface of the controller, where a specific acquisition mode is not limited.
Wherein, in the second operational mode, can open in turn through the outdoor fan of each outdoor subchannel of controller control and open to make after this outdoor subchannel entrance point temperature is showing and is reducing, the outdoor fan that corresponds is shut down, and it is very little to cause the outdoor wind that gets into this outdoor subchannel, and then cooling efficiency reduces, and under the indoor wind effect, carries out certain rewarming, and then avoids the problem that the condensation freezes to appear in this outdoor entrance department that divides the passageway.
Specifically, in the second operation mode, a time threshold and an operation arrangement sequence of each outdoor fan may be preset, where the preset time threshold is used to indicate an operation duration of each outdoor fan, the operation arrangement sequence of each outdoor fan is used to indicate a control timing sequence of each outdoor fan in all the outdoor fans, and the method specifically includes:
acquiring the operation time of a first outdoor fan in the current operation state; judging whether the running time of the first outdoor fan is not less than the preset time threshold value or not; and if so, controlling the first outdoor fan to stop running, and controlling the rest outdoor fans to start and stop in sequence according to the arrangement sequence.
In this embodiment, the indoor environment temperature adjusting device can intelligently adjust the operation mode of the indoor environment temperature adjusting device according to the height-to-height ratio relationship between the outdoor environment temperature and the anti-icing temperature, so that the problem of condensation and icing at the inlet end of the outdoor branch channel is intelligently solved.
With reference to fig. 4, the indoor environment temperature adjusting apparatus in the embodiment of the present application is described above, and a control method of the indoor environment temperature adjusting apparatus in the embodiment of the present application is described below, where an embodiment of the control method of the indoor environment temperature adjusting apparatus in the embodiment of the present application includes:
401. acquiring the outdoor environment temperature;
the controller in the indoor environment temperature adjustment apparatus in the embodiment of the present application may obtain the outdoor environment temperature, and execute step 402 according to the obtained outdoor environment temperature.
Specifically, when the controller acquires the outdoor ambient temperature, the outdoor ambient temperature may be acquired through a temperature sensor built in the indoor ambient temperature adjustment device, or may be acquired through an external data interface of the controller, where a specific acquisition mode is not limited.
402. Judging whether the outdoor environment temperature is lower than the anti-icing temperature, if so, executing a step 403, and if not, executing a step 404;
when the controller obtains the outdoor environment dimension, the outdoor environment dimension may be compared with an anti-icing temperature built in the controller, and whether the outdoor environment temperature is lower than the anti-icing temperature is determined, if yes, step 403 is executed, and if not, step 404 is executed.
403. Controlling the outdoor fans corresponding to the outdoor sub-channels to start and stop alternately;
when outdoor ambient temperature is less than the anti-icing temperature, if open whole outdoor fans for a long time, can lead to outdoor fan to last to cool down the indoor wind body through the outdoor wind heat transfer passageway in the heat transfer core, if outdoor temperature is less than when the anti-icing temperature for a long time, then the risk that the heat transfer core freezes can appear.
404. And controlling all outdoor fans to be in an open state.
If the outdoor environment temperature is not lower than the anti-icing temperature, the risk of icing in the heat exchange core body is small, and all outdoor fans can be controlled to be in an open state so as to cool the indoor air body.
Therefore, in the embodiment of the application, when the outdoor environment temperature is lower than the anti-icing temperature, the outdoor fans corresponding to the outdoor air channels are controlled to be started and stopped alternately, so that the indoor air body is cooled through the outdoor air heat exchange channels in the heat exchange core body only by working of part of the outdoor fans, and therefore, on one hand, the indoor air body is ensured to be cooled, and on the other hand, the risk of icing of the heat exchange core body is avoided.
Specifically, the description of the structural part of the indoor environment temperature adjusting device in the embodiment of the present application is similar to the description of the parts of fig. 1 to 3 in the embodiment of the present application, and please refer to the related description of the parts of fig. 1 to 3.
Based on the embodiment shown in fig. 4, step 403 in the embodiment of fig. 4 is described in detail below, please refer to fig. 5, and fig. 5 is a detailed step of step 403 in the embodiment of fig. 4:
501. acquiring a preset time threshold and an arrangement sequence, wherein the preset time threshold is used for indicating the operation duration of each outdoor fan, and the arrangement sequence is used for indicating the control time sequence of each outdoor fan in all the outdoor fans;
specifically, when the controller controls the outdoor fans corresponding to the outdoor sub-channels to alternately start and stop, a preset time threshold and an arrangement sequence may be obtained first, where the preset time threshold is used to indicate the operation duration of each outdoor fan, and the arrangement sequence is used to indicate a control timing sequence for each outdoor fan in all the outdoor fans.
502. Acquiring the operation duration of a first outdoor fan in an operation state;
after acquiring the preset time threshold and the arrangement sequence, the controller acquires the operation duration of the first outdoor fan currently in the operation state, and executes step 502 according to the acquired preset time threshold and the operation duration of the first outdoor fan.
503. Judging whether the running time of the first outdoor fan is not less than the preset time threshold value or not;
after acquiring a preset time threshold and the operation time of the first outdoor fan, the controller determines whether the operation time of the first outdoor fan is not less than the preset time threshold, if so, executes step 504, and if not, executes step 502.
504. And controlling the first outdoor fan to stop running, and controlling the rest outdoor fans to start and stop in sequence according to the arrangement sequence.
And when the running time of the first outdoor fan is not less than the preset time threshold, controlling the first outdoor fan to stop running, and controlling the rest outdoor fans to start and stop in sequence according to the arrangement sequence.
In the embodiment of the application, when the controller detects that the outdoor environment temperature is lower than the anti-icing temperature, the outdoor fan is controlled to be alternately started and stopped, and the running time of each fan is controlled to be less than the preset time threshold value, so that the running time of each fan is reduced, the fault rate of the outdoor fan is reduced, and on the other hand, the risk of icing of the heat exchange core body is reduced by alternately starting and stopping the outdoor fan.
The indoor environment temperature adjusting apparatus in the embodiment of the present invention is described above, and the computer apparatus in the embodiment of the present invention is described below from the perspective of hardware processing:
the computer device is used for realizing the function of the indoor environment temperature adjusting device, and one embodiment of the computer device in the embodiment of the invention comprises the following components:
a processor and a memory;
the memory is used for storing the computer program, and the processor is used for realizing the following steps when executing the computer program stored in the memory:
acquiring the outdoor environment temperature;
judging whether the outdoor environment temperature is lower than the anti-icing temperature or not;
and if so, controlling the outdoor fans corresponding to the outdoor sub-channels to be started and stopped alternately.
In some embodiments of the present invention, the processor may be further configured to:
acquiring a preset time threshold and an arrangement sequence, wherein the preset time threshold is used for indicating the total operation time of each outdoor fan, and the arrangement sequence is used for indicating the control time sequence of each outdoor fan in all the outdoor fans;
acquiring the total operation time of a first outdoor fan in an operation state;
judging whether the total operation time of the first outdoor fan is not less than the preset time threshold value or not;
and if so, controlling the first outdoor fan to stop running, and controlling the rest outdoor fans to start and stop in sequence according to the arrangement sequence.
It is understood that, when the processor in the computer device described above executes the computer program, the corresponding function of the indoor environment temperature adjusting device can also be realized, and details are not described here. Illustratively, the computer program may be partitioned into one or more modules/units that are stored in the memory and executed by the processor to implement the invention. The one or more modules/units may be a series of computer program instruction segments capable of performing specific functions, which are used to describe the execution process of the computer program in the indoor environment temperature adjusting apparatus. For example, the computer program may be divided into units in the above-described indoor-environment temperature adjusting apparatus, and each unit may realize a specific function as described above in the corresponding indoor-environment temperature adjusting apparatus.
The computer device can be a desktop computer, a notebook, a palm computer, a cloud server and other computing equipment. The computer device may include, but is not limited to, a processor, a memory. It will be appreciated by those skilled in the art that the processor, memory are merely examples of a computer apparatus and are not meant to be limiting, and that more or fewer components may be included, or certain components may be combined, or different components may be included, for example, the computer apparatus may also include input output devices, network access devices, buses, etc.
The Processor may be a Central Processing Unit (CPU), other general purpose Processor, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), an off-the-shelf Programmable Gate Array (FPGA) or other Programmable logic device, discrete Gate or transistor logic device, discrete hardware component, etc. The general purpose processor may be a microprocessor or the processor may be any conventional processor or the like, the processor being the control center of the computer apparatus, various interfaces and lines connecting the various parts of the overall computer apparatus.
The memory may be used to store the computer programs and/or modules, and the processor may implement various functions of the computer device by running or executing the computer programs and/or modules stored in the memory and invoking data stored in the memory. The memory may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required for at least one function, and the like; the storage data area may store data created according to the use of the terminal, and the like. In addition, the memory may include high-speed random access memory, and may also include non-volatile memory, such as a hard disk, a memory, a plug-in hard disk, a Smart Media Card (SMC), a Secure Digital (SD) Card, a Flash memory Card (Flash Card), at least one magnetic disk storage device, a Flash memory device, or other volatile solid state storage device.
The present invention also provides a computer-readable storage medium for implementing the functions of an indoor ambient temperature adjusting apparatus, having a computer program stored thereon, which, when executed by a processor, the processor is operable to perform the steps of:
acquiring the outdoor environment temperature;
judging whether the outdoor environment temperature is lower than the anti-icing temperature or not;
and if so, controlling the outdoor fans corresponding to the outdoor sub-channels to be started and stopped alternately.
In some embodiments of the invention, the computer program stored on the computer-readable storage medium, when executed by the processor, may be specifically configured to perform the steps of:
acquiring a preset time threshold and an arrangement sequence, wherein the preset time threshold is used for indicating the total operation time of each outdoor fan, and the arrangement sequence is used for indicating the control time sequence of each outdoor fan in all the outdoor fans;
acquiring the total operation time of a first outdoor fan in an operation state;
judging whether the total operation time of the first outdoor fan is not less than the preset time threshold value or not;
and if so, controlling the first outdoor fan to stop running, and controlling the rest outdoor fans to start and stop in sequence according to the arrangement sequence.
It is to be understood that the integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a corresponding one of the computer readable storage media. Based on such understanding, all or part of the flow of the method according to the above embodiments may be realized by a computer program, which may be stored in a computer readable storage medium and used by a processor to realize the steps of the above embodiments. Wherein the computer program comprises computer program code, which may be in the form of source code, object code, an executable file or some intermediate form, etc. The computer-readable medium may include: any entity or device capable of carrying the computer program code, recording medium, usb disk, removable hard disk, magnetic disk, optical disk, computer Memory, read-Only Memory (ROM), random Access Memory (RAM), electrical carrier wave signals, telecommunications signals, software distribution medium, and the like. It should be noted that the computer-readable medium may contain suitable additions or subtractions depending on the requirements of legislation and patent practice in jurisdictions, for example, in some jurisdictions, computer-readable media may not include electrical carrier signals or telecommunication signals in accordance with legislation and patent practice.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (13)

1. The utility model provides an indoor ambient temperature adjusting device, includes heat transfer core and outdoor fan, the heat transfer core includes the heat transfer cavity, have cross arrangement and carry out the outdoor wind heat transfer passageway and the indoor wind heat transfer passageway of heat transfer each other in the heat transfer cavity, outdoor fan is used for accelerating the wind body in the outdoor wind heat transfer passageway flows, its characterized in that, at least one cavity baffle has been arranged in the heat transfer cavity, with outdoor wind heat transfer passageway is followed indoor wind heat transfer passageway moves towards to separate into a plurality of outdoor branch passageways of keeping apart each other, and is a plurality of outdoor fan respectively with each outdoor branch passageway corresponds the setting and can open respectively and stop.
2. The indoor environment temperature adjusting apparatus according to claim 1, wherein an indoor air heat exchange tube constituting the indoor air heat exchange passage horizontally traverses the heat exchange chamber, a cavity between a chamber wall of the heat exchange chamber and an outer wall of the indoor air heat exchange tube forms the outdoor air heat exchange passage, an upper end of the heat exchange chamber is open to serve as an air outlet, a lower end of the heat exchange chamber is open to serve as an air inlet, and the at least one chamber partition partitions the outdoor air heat exchange passage into a plurality of outdoor sub-passages along an extension direction of the indoor air heat exchange tube.
3. The indoor environment temperature adjusting device of claim 2, wherein a spray assembly is further disposed at an upper end of the heat exchange chamber, each outdoor fan is disposed at an upper side of the spray assembly, and the chamber partition extends upward to the spray assembly.
4. The indoor environment temperature adjusting device of claim 3, wherein a receiving tray is arranged at the lower side of the heat exchange chamber, and an outdoor air inlet channel communicated with the air inlet end of each outdoor sub-channel is formed between the receiving tray and the heat exchange chamber.
5. The indoor environment temperature adjustment device of claim 2, further comprising an extension partition, wherein the outdoor fan is located at an outlet of the outdoor air heat exchange channel, and the extension partition extends from the outdoor sub-channel to the outdoor fan to prevent the air flowing in the adjacent outdoor sub-channel from flowing laterally at the outdoor fan.
6. The indoor environment temperature adjustment device according to any one of claims 1 to 5, further comprising a controller, the indoor environment temperature adjustment device comprising a first operation mode and a second operation mode;
when in the first mode of operation, the controller is to:
controlling all outdoor fans to be in an operating state;
when in the second mode of operation, the controller is to:
and controlling the outdoor fans corresponding to the outdoor sub-channels to start and stop alternately.
7. The indoor environment temperature adjustment apparatus of claim 6, wherein when in the first mode of operation, the controller is further configured to:
acquiring the outdoor environment temperature;
judging whether the outdoor environment temperature is lower than the anti-icing temperature or not;
and if so, controlling the indoor environment temperature adjusting device to be switched from the first operation mode to the second operation mode.
8. The indoor ambient temperature adjustment device of claim 6, wherein when in the second mode of operation, the controller is further configured to:
acquiring the outdoor environment temperature;
judging whether the outdoor environment temperature is lower than the anti-icing temperature or not;
if not, controlling the indoor environment temperature adjusting device to be switched from the second operation mode to the first operation mode.
9. Indoor environment temperature adjustment device according to claim 6, characterized in that when in the second operation mode the controller is specifically configured to:
acquiring a preset time threshold and an arrangement sequence, wherein the preset time threshold is used for indicating the operation duration of each outdoor fan, and the arrangement sequence is used for indicating the control time sequence of each outdoor fan in all the outdoor fans;
acquiring the operation time of a first outdoor fan in the current operation state;
judging whether the running time of the first outdoor fan is not less than the preset time threshold value or not;
and if so, controlling the first outdoor fan to stop running, and controlling the rest outdoor fans to start and stop in sequence according to the arrangement sequence.
10. The control method of the indoor environment temperature adjusting device is characterized in that the indoor environment temperature adjusting device comprises a heat exchange core body, an outdoor fan and a controller, wherein the heat exchange core body comprises a heat exchange cavity, outdoor air heat exchange channels and indoor air heat exchange channels which are arranged in a crossed mode and exchange heat with each other are arranged in the heat exchange cavity, the outdoor fan is used for accelerating air in the outdoor air heat exchange channels to flow, at least one cavity partition plate is arranged in the heat exchange cavity to divide the outdoor air heat exchange channels into a plurality of outdoor sub-channels which are isolated from each other along the trend of the indoor air heat exchange channels, and the outdoor fans are arranged corresponding to the outdoor sub-channels respectively;
the method comprises the following steps:
acquiring the outdoor environment temperature;
judging whether the outdoor environment temperature is lower than the anti-icing temperature or not;
and if so, controlling the outdoor fans corresponding to the outdoor sub-channels to be started and stopped alternately.
11. The control method according to claim 10, wherein the controlling of the outdoor fans corresponding to the respective outdoor subchannels to be alternately turned on and off comprises:
acquiring a preset time threshold and an arrangement sequence, wherein the preset time threshold is used for indicating the operation duration of each outdoor fan, and the arrangement sequence is used for indicating the control time sequence of each outdoor fan in all the outdoor fans;
acquiring the operation time of a first outdoor fan in the current operation state;
judging whether the running time of the first outdoor fan is not less than the preset time threshold value or not;
and if so, controlling the first outdoor fan to stop running, and controlling the rest outdoor fans to start and stop in sequence according to the arrangement sequence.
12. A computer arrangement comprising a processor, characterized in that the processor, when executing a computer program stored on a memory, is adapted to carry out a method of controlling an indoor ambient temperature adjustment arrangement as claimed in claim 10 or 11.
13. A computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, is adapted to carry out a method of controlling an indoor-environment temperature adjusting apparatus as claimed in claim 10 or 11.
CN202110744996.7A 2021-06-30 2021-06-30 Indoor environment temperature adjusting device, control method, computer device and medium Active CN113418253B (en)

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