JP2006183936A - Indoor environment control system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an indoor environment control system capable of creating a comfortable living environment and achieving energy savings by controlling equipment in a housing according to meteorological conditions inside and outside the housing. <P>SOLUTION: The indoor environment control system is provided with an indoor temperature sensor 12, an outside temperature sensor 13, and a rainfall sensor 14. When indoor temperature is 29°C or higher and outside temperature is 27°C or less, with no rainfall detected and an air conditioner 10 stopped, a basement window 5 provided in the exterior wall 4 of the housing 1 is opened to let in fresh air to adjust the indoor temperature to a lower level. When the indoor temperature drops to or below 25°C, the window 5 is closed to prevent the indoor temperature from dropping in excess. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to an indoor environment control system that creates a comfortable living environment in a house.

  As a conventional environmental control system in a building, a system as shown in FIG. 6 is known (see, for example, Patent Document 1).

  First, in terms of configuration, in such a conventional environmental control system, the air conditioner 21 and the control device 22 are arranged inside the building 20, and the management device 24 is arranged in the remote monitoring center 23 far from the building 20. The management device 24 and the control device 22 are connected via a communication network 25, and weather information 27 is sent from the weather information providing company 26 to the management device 24.

Next, the operation of this conventional environmental control system will be described. The management device 24 calculates the discomfort index from the weather information 27 such as temperature and humidity information provided from the weather information providing company 26 and sends it to the control device 22. The air conditioner 21 is operated under the control conditions determined by the control device 22 and the thermal environment in the building 20 is controlled.
JP 2004-118366 A (FIG. 1, paragraphs 0022 to 0031)

  However, in the conventional environmental control system, the control conditions are based on weather information from the weather information provider 26 located in a remote place, and the thermal conditions according to the characteristics of individual houses such as location conditions, heat insulation and airtight performance, heat acquisition status, etc. There is a problem that the environment cannot be reflected in the control conditions.

  Therefore, an object of the present invention is to provide an indoor environment control system that can control equipment in a house based on weather conditions inside and outside the house to create a comfortable living environment and achieve an energy saving effect.

In order to achieve the above object, the invention of claim 1 includes an indoor temperature detection means, an outside air temperature detection means, and a rainfall detection means,
The indoor temperature is equal to or higher than the predetermined temperature T1, the outside air temperature is equal to or lower than the predetermined temperature T2, the predetermined temperature T2 is lower than the predetermined temperature T1, no rain is detected, and the operation of the air conditioner is stopped. Thus, the indoor environment control system having a control means for controlling to take in the outside air by opening a window provided on the outer wall of the house is characterized.

  Further, according to a second aspect of the present invention, the control means controls the window to be closed under a state where the room temperature is equal to or lower than a predetermined temperature T3 lower than the predetermined temperature T1. It features the indoor environment control system described.

Furthermore, the invention of claim 3 includes an indoor temperature detection means, an outside air temperature detection means, and a rainfall detection means,
The outside wall of the house is in a state where the indoor temperature is equal to or higher than the predetermined temperature T1, the outside air temperature is lower than the indoor temperature by a predetermined temperature T4 or more, no rain is detected, and the operation of the air conditioner is stopped. The indoor environment control system having a control means for controlling the outside air to be taken into the room by opening the window provided in the room.

  Further, according to a fourth aspect of the present invention, the control means controls the window to be closed under a state where the room temperature is equal to or lower than a predetermined temperature T3 lower than the predetermined temperature T1. The indoor environment control system described in 3 is characterized.

Furthermore, the invention of claim 5 includes an indoor temperature detecting means, an outside air temperature detecting means, a rainfall detecting means, an indoor humidity detecting means, and an indoor wind speed detecting means,
The indoor temperature is a predetermined temperature T1 or higher, the outside air temperature is a predetermined temperature T2 or lower, the predetermined temperature T2 is lower than the predetermined temperature T1, the indoor humidity is a predetermined humidity H or lower, the indoor wind speed is a predetermined wind speed W or lower, and rain It is characterized by an indoor environment control system having a control guessing that controls to take in outside air by opening a window provided on the outer wall of the house under the condition that there is no detection and the operation of the air conditioner is stopped.

  Further, according to a sixth aspect of the present invention, the control means controls the window to be closed under a state where the room temperature is equal to or lower than a predetermined temperature T3 lower than the predetermined temperature T1. It features the indoor environment control system described.

  Further, according to a seventh aspect of the present invention, at least one of the predetermined temperatures T1, T2, T3, T4, the predetermined humidity H, and the predetermined wind speed W can be set and changed. The indoor environment control system according to any one of claims 6 is characterized.

  According to the first aspect of the present invention, the indoor temperature is not less than the predetermined temperature T1, the outside temperature is not more than the predetermined temperature T2 (the predetermined temperature T2 is lower than the indoor temperature T1), there is no rain, and the air conditioner Under the condition that the air conditioner is stopped (hereinafter referred to as “air conditioner”), the room temperature is adjusted to be low by controlling the opening of the window provided on the outer wall of the house and taking the outside air into the room.

  This makes it possible to create a comfortable living environment based on the weather conditions inside and outside the house, and to achieve an energy saving effect by stopping the air conditioner.

  Further, according to the second aspect of the present invention, the indoor temperature is controlled by closing the window when the room temperature becomes equal to or lower than the predetermined temperature T3 lower than the predetermined temperature T1 by taking outside air into the room. The temperature range that does not decrease excessively can be realized.

  As a result, the physical condition is prevented from being broken due to the room temperature being excessively lowered.

  Further, according to the third aspect of the present invention, when there is a temperature difference of a predetermined temperature T4 or more between the room temperature and the outside air temperature and no rain is detected, the outside air is brought into the room under the air conditioner stop state. By controlling to take in, a thermal environment that can provide the same comfort as when operating an air conditioner is created.

  As a result, a comfortable living environment can be created based on the weather conditions inside and outside the house, and an energy saving effect can be achieved.

  Further, according to the fourth aspect of the present invention, the indoor temperature is controlled by closing the window when the room temperature becomes equal to or lower than the predetermined temperature T3 lower than the predetermined temperature T1 by taking outside air into the room. The temperature range that does not decrease excessively can be realized.

  As a result, the physical condition is prevented from being broken due to the room temperature being excessively lowered.

  Further, according to the fifth aspect of the present invention, the indoor humidity and the indoor wind speed are added as control conditions in addition to the temperature, so that the judgment on the quality of the indoor living environment can be made finer than the control of only the temperature. To be able to.

  As a result, even if the room temperature becomes higher, the window can be opened and the outside air can be taken into the room, and a greater energy saving effect can be expected.

  Further, according to the sixth aspect of the present invention, the indoor temperature is controlled by closing the window when the indoor temperature becomes equal to or lower than the predetermined temperature T3 lower than the predetermined temperature T1 by taking outside air into the room. The temperature range that does not decrease excessively can be realized.

  As a result, the physical condition is prevented from being broken due to the room temperature being excessively lowered.

  Further, according to the seventh aspect of the present invention, at least one of the predetermined temperatures T1, T2, T3, T4, the predetermined humidity H, and the predetermined wind speed W can be set and changed.

  As a result, the living environment can be set flexibly and the desired living environment can be realized.

  The best mode for carrying out the present invention will be described below with reference to the drawings.

[Example 1]
First, the configuration of the indoor environment system of the first embodiment will be described. As shown in FIG. 1, the house 1 has a living room 2 and a living room 3, and a ground window 5 is provided on the outer wall 4 of the living room 2. In addition, the partition wall 6 of the living room 2 and the living room 3 is provided with a door 7, further, a space 8 is provided at the upper part of the door 7, and a skylight 9 is provided on the roof (not shown) of the house 1. It has been.

  The ground window 5 is configured such that the glass door 5a is opened and closed by the opening / closing drive device 5b, and the door 8a is also opened and closed by the opening / closing drive device 8b in the space 8 as well.

  In the living room 2, an air conditioner 10 including an indoor unit 10a and an outdoor unit 10b is installed.

  The living room 2 is provided with a controller 11 as a control means. The controller 11 is an indoor temperature sensor 12 as an indoor temperature detection means attached to the indoor unit 10a, and an outdoor temperature detection attached to the outdoor unit 10b. An outside temperature sensor 13 as a means and a rain sensor 14 as a rain detection means attached to the skylight 9 are connected to each other via a signal line, and further, an opening / closing drive device 5b of the ground window 5 and an opening / closing of the balustrade 8 The drive device 8b and the ON / OFF control device 10c of the air conditioner 10 are connected to each other via a signal line.

  Between the controller 11 and the various sensors 12, 13, and 14, the opening / closing drive devices 5b and 8b, and the air conditioner 10, information is transmitted not only in a wired manner but also wirelessly (including infrared rays) in one or both directions. It is possible to use a telephone line, an electric light line, a coaxial cable, an optical fiber, etc. for the wired connection, and it is possible to use infrared, a specific low power wireless, Bluetooth, etc. for the wireless connection. Information may be transmitted by networking.

  Further, the controller 11 has a monitor 11a for displaying the indoor temperature detected by the indoor temperature sensor 12, the outdoor temperature detected by the outdoor temperature sensor 13, the presence / absence of rainfall detected by the rain sensor 14, and the like. It has a switch 11b for turning on / off the environmental control system, a display lamp 11c for displaying that the ground window 5 and the space 8 are in an open state, and other operation units.

  Such a controller 11 can be configured using a personal computer, a PDA, a mobile phone, a flat-screen TV, an IP phone, a door phone main unit, etc. that can be browsed by WEB by performing operations and display in a format that can be performed in HTML. it can.

  Next, the operation of the first embodiment will be described with reference to FIG.

  In the indoor environment control system of the first embodiment thus configured, the indoor temperature information inside the living room 2 from the indoor temperature sensor 12 and the outside air temperature information outside the house 1 from the outside air temperature sensor 13 are raining. Information on the presence or absence of rainfall is transmitted from the sensor 14 to the controller 11.

  In the case where the predetermined temperature T1 is set to 29 ° C., the predetermined temperature T2 is set to 27 ° C., and the predetermined temperature T3 is set to 25 ° C., the switch 11b of the controller 11 is turned on to operate the indoor environment control system (step S2). It is determined whether or not the outside temperature detected by the outside temperature sensor 13 is equal to or lower than a predetermined temperature of 27 ° C. (step S3). If it is determined that the temperature is 27 ° C. or lower, the room temperature detected by the indoor temperature sensor 12 is determined. It is determined whether or not the temperature is equal to or higher than a predetermined temperature of 29 ° C. (step S4). When it is determined that the temperature is equal to or higher than 29 ° C., it is determined whether or not rain is detected by the rain sensor 14 (step S4). S5).

  When it is determined in step 5 that no rain is detected, it is determined whether or not the air conditioner 10 is in operation (step 6). When it is determined that there is operation, the operation is stopped (step S7). When it is determined that there is no operation, the display lamp 11c is displayed to open the ground window 5 and the space 8 while the operation is stopped, and the open / close drive devices 5b and 8b are operated to operate the ground window 5 and the space 8 Is released (step S8).

  When it is determined that the indoor temperature is lowered and the predetermined temperature is 25 ° C. or lower due to the opening of the ground window 5 and the balustrade 8 (step S9), the ground window is operated by operating the opening / closing drive devices 5b and 8b. 5 and the space 8 are closed (step S10).

  If the ground window 5 and the space 8 are to be closed after the ground window 5 and the space 8 are opened and the room temperature is 25 ° C. or higher, the switch 11b of the controller 11 is turned off. Can do.

  If it is determined in step S3 that the outside air temperature is 27 ° C. or higher, if the room temperature is determined to be 29 ° C. or lower in step S4, or if it is determined that there is rain in step S5, the ground window 5 and the space 8 Remains closed, and the operation of the air conditioner 10 is not controlled.

  Conventionally, normally, when you go to bed, you close the window of the room, close the door, set the air conditioner with timer operation, and after a few hours, when the timer is activated and the air conditioner operation ends, it is emitted from the sleeping person The room temperature rises due to the effects of heat and the body warmed during the day. In this case, you usually have to wake up and operate air conditioning equipment such as air conditioners and fans, or open windows to take in outside air. I had to.

  By using the indoor environment control system of the first embodiment, when the room temperature rises while sleeping, outside air is taken in, so that the temperature rise in the room can be suppressed, and the situation where it is hot at night and wakes up is improved. Can do.

  In addition, when the temperature difference of the day is severe, if you sleep with the window open because it was hot at bedtime, the indoor temperature also decreases with the decrease in the outside air temperature at night, which may cause physical condition such as drawing wind. However, according to the indoor environment control system of the first embodiment, when the indoor temperature decreases, the window is closed, and the indoor temperature can be prevented from excessively decreasing, and the physical condition can be prevented from being lost.

  Furthermore, conventionally, it has been raining even if it is not possible to go out by opening a window due to crime prevention when going out, or even if it is a window that has a small opening area such as a ground window and cannot be intruded by humans. However, according to the indoor environment control system of the first embodiment, it is possible to close the window even if it rains while going out. This can prevent rain from entering.

  Further, as in the first embodiment, by performing the control in which the predetermined temperature T1 is set to 29 ° C., the predetermined temperature T2 is set to 27 ° C., and the predetermined temperature T3 is set to 25 ° C., an energy saving effect is obtained while keeping the room temperature uncomfortable. Moreover, the temperature range (25 ° C. or higher) suitable for summer clothes can be achieved.

[Example 2]
In the indoor environment control system according to the second embodiment, the same or equivalent parts as in the first embodiment will be described with the same reference numerals.

  The configuration of the indoor environment control system of the second embodiment is the same as that of the first embodiment, but the control mode is when the indoor temperature is equal to or higher than the predetermined temperature T1 and the outside air temperature is lower than the indoor temperature by the predetermined temperature T4 or higher. It is.

  The case where the predetermined temperature T1 is set to 30 ° C., the predetermined temperature T3 is set to 25 ° C., and the predetermined temperature T4 is set to 2 ° C. will be described. When the indoor environment control system is operated by turning on the switch 11b of the controller 11 (step S12). It is determined whether or not the room temperature detected by the room temperature sensor 12 is equal to or higher than a predetermined temperature of 30 ° C. (step S13). When it is determined that the temperature is 30 ° C. or higher, the outside air temperature is 2 ° C. higher than the room temperature. It is determined whether or not the temperature is lower (step S14), and when it is determined that the outside air temperature is 2 ° C. or more lower than the room temperature, it is determined whether or not the rain sensor 14 detects rain ( Step S15).

  When it is determined in step 15 that no rain is detected, it is determined whether or not the air conditioner 10 is in operation (step 16). When it is determined that there is operation, the operation is stopped (step S17). When it is determined that there is no operation, the display lamp 11c is displayed to open the ground window 5 and the space 8 while the operation is stopped, and the open / close drive devices 5b and 8b are operated to operate the ground window 5 and the space 8 Is released (step S18).

  When it is determined that the indoor temperature is lowered and the predetermined temperature is 25 ° C. or less by opening the ground window 5 and the space 8 (step S19), the ground opening window 5b, 8b is operated to operate the ground window. 5 and the space 8 are closed (step S20).

  In this way, when there is a temperature difference of a predetermined value T4 or more between the room temperature and the outside air temperature, the same comfort feeling as when the air conditioner is operated by stopping the air conditioner and taking outside air into the room. Can create a thermal environment where

  Further, as in the second embodiment, by performing control with the predetermined temperature T1 set to 30 ° C., the predetermined temperature T3 set to 25 ° C., and the predetermined temperature T4 set to 2 ° C., the same comfort as when operating the air conditioner is performed. A thermal environment in which a feeling can be obtained can be created, and the temperature range (25 ° C. or higher) suitable for summer clothes can be achieved.

  Since other configurations and operations are the same as those of the first embodiment, description thereof is omitted.

[Example 3]
In the indoor environment control system according to the third embodiment, the same or equivalent parts as in the first embodiment will be described with the same reference numerals.

  The configuration of the indoor environment control system of the third embodiment is not limited to the configuration of FIG. 1 described in the first embodiment. As shown in FIG. 4, the controller 11 includes an indoor humidity detecting means attached to the indoor unit 10a. Are connected to the indoor humidity sensor 15 as an indoor wind speed sensor 16 as a number-of-rooms detecting means attached to the living room 2 via signal lines.

  Next, the operation of the third embodiment will be described with reference to FIG.

  In the third embodiment, there are four cases: a case where the predetermined temperature T1 is 28 ° C. or less, a case where it exceeds 28 ° C. and 29 ° C. or less, a case where it exceeds 29 ° C. and 30 ° C. or less, and a case where it exceeds 30 ° C. It is divided into streets to control the opening and closing of the ground window 5 and the balustrade 8.

  When the indoor environment control system is operated by turning on the switch 11b of the controller 11 (step S32), when the indoor temperature is equal to or lower than the predetermined temperature 28 ° C. (step S33), the in-house equipment (ground window 5, bam 8, air conditioner) 10) is not output from the controller 11, but the monitor 11a of the controller 11 displays the room temperature, the outside temperature, and the like.

  When the room temperature exceeds the predetermined temperature 28 ° C. and is 29 ° C. or less (step S34), the predetermined temperature T2 is 27 ° C., the predetermined temperature T3 is 25 ° C., the predetermined humidity H is 65% RH, and the predetermined wind speed W is 0.1 m. Set to / sec.

  When the indoor wind speed is 0.1 m / sec or less (step S35), the indoor humidity is 65% RH or less (step S36), the outside air temperature is 27 ° C. or less (step S37), and no rain is detected (step) S44) stops the operation of the air conditioner 10 (step S46), or when the operation of the air conditioner 10 is in a stopped state, a display for opening the ground window 5 and the space 8 is displayed with the display lamp 11c. At the same time, the opening / closing drive devices 5b and 8b are operated to open the ground window 5 and the space 8 (step S47).

  When the ground window 5 and the space 8 are opened, and the room temperature decreases to a predetermined temperature of 25 ° C. or less (step S48), the ground window 5 and the space 8 are closed (step S49).

  When the room temperature exceeds the predetermined temperature 29 ° C. and is 30 ° C. or less (step S38), the predetermined temperature T2 is 28 ° C., the predetermined temperature T3 is 25 ° C., the predetermined humidity H is 65% RH, and the predetermined wind speed W is 0.45 m. Set to / sec.

When the indoor air velocity is 0.45 m / sec or less (step S39), the indoor humidity is 65% RH or less (step S40), and the outside air temperature is 28 ° C. or less (step S41), the indoor temperature described above is 28. The ground window 5 and the balustrade 8 are opened and closed in the same manner as when the temperature is over 29 ° C. and below 29 ° C. (steps S47 and S49).

  When the room temperature exceeds the predetermined temperature of 30 ° C. (step S42), there is a temperature difference of 2 ° C. or more between the room temperature and the outside air temperature (step S43) in the same manner as in the second embodiment. When the determination is made (step S44), the operation of the air conditioner 10 is stopped (step S45), or when the operation of the air conditioner 10 is stopped, the operation of the air conditioner 10 is stopped and the opening and closing of the ground window 5 and the column 8 are performed. Is performed (step S47, step S49).

  In this way, by adding indoor humidity and indoor wind speed as control conditions in addition to temperature, it becomes possible to finely judge whether the indoor living environment is good or bad compared to temperature only control, which is higher. Even when the room temperature is reached, the window can be opened to take in the outside air into the room, and a greater energy saving effect can be expected.

  Further, as in the third embodiment, when the predetermined temperature T1 is 28 ° C. <T1 ≦ 29 ° C., the predetermined temperature T2 is 27 ° C., the predetermined temperature T3 is 25 ° C., the predetermined humidity H is 65 RH%, and the predetermined wind speed W is When the predetermined temperature T1 is 29 ° C. <T1 ≦ 30 ° C., the predetermined temperature T2 is 28 ° C., the predetermined temperature T3 is 25 ° C., the predetermined humidity H is 65RH%, and the predetermined wind speed is set. By performing the control with W set to 0.45 m / sec, it is possible to achieve an energy saving effect while making the indoor environment feel uncomfortable, and to make the temperature range (25 ° C. or higher) suitable for summer clothes. it can.

  Other configurations and operations are the same as those in the first embodiment, and a description thereof will be omitted.

  Although the best embodiment of the present invention has been described in detail with reference to the drawings, the specific configuration is not limited to this embodiment, and design changes that do not depart from the gist of the present invention are possible. Are included in the present invention.

  For example, in the first embodiment, the outdoor temperature sensor is installed in the outdoor unit of the air conditioner, but may be installed in a skylight or other place outside the house.

  In the first embodiment, both the ground window and the space are opened and closed, but only one of the ground windows may be opened and closed.

  If you do not open and close the rails electrically, there are a method of manually opening and closing the spaces between the columns, a method of promoting the air flow by making the spaces between the slits, etc. There are ways to encourage

It is a perspective view explaining the whole structure of Example 1 of this invention. It is a flowchart explaining the effect | action of Example 1 of this invention. It is a flowchart explaining the effect | action of Example 2 of this invention. It is a perspective view explaining the whole structure of Example 3 of this invention. It is a flowchart explaining the effect | action of Example 3 of this invention. It is a block diagram explaining the whole structure of the environment control system in a building of a prior art example.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 House 2, 3 Living room 4 Exterior wall 5 Ground window 10 Air conditioner 11 Controller 12 Indoor temperature sensor 13 Outside temperature sensor 14 Rain sensor 15 Indoor humidity sensor 16 Indoor wind speed sensor

Claims (7)

Indoor temperature detection means, outside air temperature detection means, and rain detection means,
The indoor temperature is equal to or higher than the predetermined temperature T1, the outside air temperature is equal to or lower than the predetermined temperature T2, the predetermined temperature T2 is lower than the predetermined temperature T1, no rain is detected, and the operation of the air conditioner is stopped. An indoor environment control system comprising a control means for controlling to take in outside air by opening a window provided on an outer wall of a house.   2. The indoor environment control system according to claim 1, wherein the control unit controls the window to be closed under a state where the room temperature is equal to or lower than a predetermined temperature T <b> 3 lower than the predetermined temperature T <b> 1. Indoor temperature detection means, outside air temperature detection means, and rain detection means,
The outside wall of the house is in a state where the indoor temperature is equal to or higher than the predetermined temperature T1, the outside air temperature is lower than the indoor temperature by a predetermined temperature T4 or more, no rain is detected, and the operation of the air conditioner is stopped. An indoor environment control system characterized by comprising control means for controlling the outside air to be taken into the room by opening a window provided in the room.   4. The indoor environment control system according to claim 3, wherein the control unit controls the window to be closed under a state where the indoor temperature is equal to or lower than a predetermined temperature T <b> 3 lower than the predetermined temperature T <b> 1. Indoor temperature detection means, outside air temperature detection means, rainfall detection means, indoor humidity detection means, and indoor wind speed detection means,
The room temperature is a predetermined temperature T1 or higher, the outside air temperature is a predetermined temperature T2 or lower, the predetermined temperature T2 is lower than the predetermined temperature T1, the indoor humidity is a predetermined humidity H or lower, the indoor wind speed is a predetermined wind speed W or lower, and rainfall Indoor environment control characterized by having control means for controlling to take in the outside air by opening a window provided on the outer wall of the house under the condition that the operation of the air conditioner is stopped without detecting the air conditioner system.   6. The indoor environment control system according to claim 5, wherein the control means controls the window to be closed under a state where the room temperature is equal to or lower than a predetermined temperature T3 lower than the predetermined temperature T1.   The setting of at least one of the predetermined temperatures T1, T2, T3, T4, the predetermined humidity H, or the predetermined wind speed W can be changed. The indoor environment control system according to item 1.

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