An indoor environment regulation method with ultra-low energy consumption, health and comfort

Abstract

The present invention discloses a method for adjusting an indoor environment with ultra-low energy consumption, health and comfort, including the following steps: Step 1: CFD numerical solution to determine the positions of temperature, relative humidity and wind speed monitoring points in the actual space, and Step 2: When the average temperature T of the monitoring points 测 < 28 °C, the air conditioner and the circulation fan in the space are not turned on, and the air conditioner is kept off, the circulation fan is off, and the sensor continuously monitors for 15 minutes; when 28 °C ≤ T 测 < 30 °C, the air conditioner in the space is not turned on, and the circulation fan in the space is turned on. The air conditioner is kept off, the circulation fan is on, and the sensor continuously monitors for 2 minutes. Then, the real-time sensible temperature is calculated from the real-time data of the sensor. When TT 计算 ≤ TT 设定 , the circulation fan keeps operating for 30 minutes; when the average temperature T of the monitoring points 测 ≥ 30 °C, the circulation fan in the space is turned on, and the default turning-on temperature of the air conditioner is 29 °C. Then, when TT 计算 ≤ TT 设定 , the air conditioner and the circulation fan keep operating for 30 minutes.

Description

Technical Field

[0001] The present invention relates to the technical field of indoor environment adjustment methods, and particularly to an indoor environment adjustment method with ultra-low energy consumption, health and comfort. Background Art

[0002] With the rapid economic development, the urban modernization construction has also developed vigorously, and many complex, diverse and large modern buildings have emerged. As people's requirements for living and working environments continue to increase, the indoor environment and its comfort of large-space buildings have gradually attracted people's attention.

[0003] Among them, how to create an indoor environment with ultra-low energy consumption, health and comfort by adjusting and controlling air conditioners and circulation fans has always troubled technicians in the industry. Summary of the Invention

[0004] The purpose of the present invention is to provide an indoor environment adjustment method with ultra-low energy consumption, health and comfort.

[0005] To achieve the above purpose, the present invention adopts the following technical solutions.

[0006] An indoor environment adjustment method with ultra-low energy consumption, health and comfort includes the following steps:

[0007] Step 1: CFD numerical solution to determine the positions of temperature, relative humidity and wind speed monitoring points in the actual space: Use CFD software to perform numerical solution according to boundary conditions, initial conditions and spatial models with different layouts, obtain multiple sets of temperature fields, relative humidity fields and wind speed vector fields corresponding to different layout spatial models, conduct inductive analysis on the numerical values of multiple sets of temperature fields, relative humidity fields and wind speed vector fields, and obtain the positions of temperature, relative humidity and wind speed monitoring points in the actual space; the positions of the monitoring points need to meet the condition that when the layout in the spatial model is different, the numerical solutions of the monitoring points are approximate to the numerical solutions of the main target object, so as to ensure that the sensor data of the monitoring points in the actual space reflects the true perceived temperature of the main target object;

[0008] Step 2: When the average temperature T of the monitoring points 测 < 28°C, the air conditioner and circulation fan in the space are not turned on, keep the air conditioner off, the circulation fan off, and the sensor continuously monitors for 15 minutes; when 28°C ≤ the average temperature T of the monitoring points 测 < 30°C, the air conditioner in the space is not turned on, the circulation fan in the space is turned on, substitute the set perceived temperature, measured temperature and measured relative humidity into the perceived temperature algorithm model, calculate the wind speed magnitude, adjust the rotation speed of the circulation fan according to the calculated wind speed value, keep the air conditioner off, the circulation fan on, and the sensor continuously monitors for 2 minutes, and then calculate the real-time perceived temperature through the perceived temperature algorithm model: According to the real-time data of the temperature, relative humidity and wind speed monitoring point sensors in the actual space, through the perceived temperature algorithm model Among them, TT is the perceived temperature, T is the indoor air temperature, V is the wind speed, and RH is the relative humidity. The real-time perceived temperature is calculated. When the calculated value TT of the perceived temperature after substituting the monitored values into the perceived temperature algorithm model 计算 ≤ the set value TT of the perceived temperature 设定 The circulating fan continues to operate at this speed for 30 minutes. When the average temperature T at the monitoring point 测 ≥ 30 °C, the air conditioner in the space is turned on, and the circulating fan in the space is turned on at the highest speed. The default turning-on temperature of the air conditioner is 29 °C. Keep the air conditioner and the circulating fan operating for 15 minutes. Then, when the calculated value TT of the perceived temperature after substituting the monitored values into the perceived temperature algorithm model 计算 ≤ the set value TT of the perceived temperature 设定 The air conditioner and the circulating fan continue to operate for 30 minutes. When the calculated value TT of the perceived temperature after substituting the monitored values into the perceived temperature algorithm model 计算 < the set value TT of the perceived temperature 设定 An alarm is issued.

[0009] The boundary conditions include the thermal performance parameters of the peripheral enclosure structure and the outdoor environmental parameters; the initial conditions include the heat generation of the heat source, the initial indoor temperature and humidity, the initial wind speed and air volume of the indoor circulating fan, and the cooling capacity of the air conditioner; the space model includes the length, width, and height dimensions of the room space, the space layout, the type and material of the peripheral enclosure structure.

[0010] After adopting the above technical solution, the present invention determines the positions of the temperature, relative humidity, and wind speed monitoring points in the actual space through CFD numerical solution, calculates the real-time perceived temperature in cooperation with the perceived temperature algorithm model, and then adjusts and controls the operation of the air conditioner and the circulating fan in the space according to the temperature magnitude of the average temperature T at the monitoring point 测 , the calculated value TT of the perceived temperature 计算 and the set value TT of the perceived temperature 设定 to make the indoor environment achieve ultra-low energy consumption and health comfort. Specific Embodiments

[0011] The present invention will be further described in detail below with specific embodiments.

[0012] The present invention discloses a method for adjusting an indoor environment with ultra-low energy consumption and health comfort, including the following steps:

[0013] Step 1 CFD numerical solution to determine the positions of temperature, relative humidity, and wind speed monitoring points in the actual space: Use CFD software to perform numerical solutions based on boundary conditions, initial conditions, and spatial models with different layouts, obtaining multiple sets of temperature fields, relative humidity fields, and wind speed vector fields corresponding to different layout spatial models. Conduct inductive analysis on the numerical values of multiple sets of temperature fields, relative humidity fields, and wind speed vector fields to obtain the positions of temperature, relative humidity, and wind speed monitoring points in the actual space; the positions of the monitoring points should meet the requirement that when the layout in the spatial model is different, the numerical solutions of the monitoring points are approximate to the numerical solutions of the main target object, so as to ensure that the sensor data of the monitoring points in the actual space reflects the true perceived temperature of the main target object.

[0014] Step 2: When the average temperature T of the monitoring points 测 < 28°C, the air conditioner and circulation fan in the space are not turned on, keep the air conditioner off, the circulation fan off, and the sensor continuously monitors for 15 minutes; when 28°C ≤ the average temperature T of the monitoring points 测 < 30°C, the air conditioner in the space is not turned on, the circulation fan in the space is turned on, substitute the set perceived temperature, measured temperature, and measured relative humidity into the perceived temperature algorithm model to calculate the wind speed magnitude, and adjust the rotation speed of the circulation fan according to the calculated wind speed value. Keep the air conditioner off, the circulation fan on, and the sensor continuously monitors for 2 minutes, and then calculate the real-time perceived temperature through the perceived temperature algorithm model: Based on the real-time data of the temperature, relative humidity, and wind speed monitoring point sensors in the actual space, through the perceived temperature algorithm model where, TT is the perceived temperature, T is the indoor air temperature, V is the wind speed, and RH is the relative humidity, calculate the real-time perceived temperature. When the calculated value of the perceived temperature TT after substituting the monitored values into the perceived temperature algorithm model 计算 ≤ the set value of the perceived temperature TT 设定 , the said circulation fan continues to operate at this rotation speed for 30 minutes; when the average temperature T of the monitoring points 测 ≥ 30°C, the air conditioner in the space is turned on, the circulation fan in the space is turned on at the highest rotation speed, the default turning-on temperature of the air conditioner is 29°C, keep the air conditioner and the circulation fan operating for 15 minutes, and then when the calculated value of the perceived temperature TT after substituting the monitored values into the perceived temperature algorithm model 计算 ≤ the set value of the perceived temperature TT 设定 , the said air conditioner and circulation fan continue to operate for 30 minutes. When the calculated value of the perceived temperature TT after substituting the monitored values into the perceived temperature algorithm model 计算 < the set value of the perceived temperature TT 设定 , an alarm is issued.

[0015] The boundary conditions include the thermal performance parameters of the peripheral enclosure structure and the outdoor environmental parameters; the initial conditions include the heat output of the heat source, the initial indoor temperature and humidity, the initial wind speed and air volume of the indoor circulation fan, and the air-conditioning cooling capacity; the space model includes the length, width and height dimensions of the room space, the space layout, the type and material of the peripheral enclosure structure.

[0016] In summary, the present invention determines the positions of the temperature, relative humidity and wind speed monitoring points in the actual space through CFD numerical solution, calculates the real-time perceived temperature in cooperation with the perceived temperature algorithm model, and then adjusts and controls the actions of the air conditioner and the circulation fan in the space according to the temperature magnitude of the average temperature T 测 of the monitoring points, the calculated value TT 计算 of the perceived temperature, and the set value TT 设定 of the perceived temperature, so as to make the indoor environment achieve ultra-low energy consumption and be healthy and comfortable.

[0017] The above is only a preferred embodiment of the present invention, and does not impose any limitation on the technical scope of the present invention. Therefore, any changes or modifications made in accordance with the claims and the description of the present invention shall fall within the scope covered by the patent of the present invention.

Claims

1. An indoor environment regulation method with ultra-low energy consumption, health and comfort, characterized in that, Including the following steps: Step 1 CFD numerical solution to determine the positions of temperature, relative humidity, and wind speed monitoring points in the actual space: Using CFD software, numerical solutions are carried out according to the boundary conditions, initial conditions, and spatial models with different layouts to obtain multiple sets of temperature fields, relative humidity fields, and wind speed vector fields corresponding to different layout spatial models. The numerical values of multiple sets of temperature fields, relative humidity fields, and wind speed vector fields are summarized and analyzed to obtain the positions of temperature, relative humidity, and wind speed monitoring points in the actual space; the positions of the monitoring points need to meet the requirement that when there are different layouts in the spatial model, the numerical solutions of the monitoring points are approximately the same as those of the main target object, so as to ensure that the sensor data of the monitoring points in the actual space reflects the true perceived temperature of the main target object; the boundary conditions include the thermal performance parameters of the peripheral enclosure structure and outdoor environmental parameters; the initial conditions include the heat generation of the heat source, the initial indoor temperature and humidity, the initial wind speed and air volume of the indoor circulation fan, and the air-conditioning cooling capacity; the spatial model includes the length, width, and height dimensions of the room space, the spatial layout, the type and material of the peripheral enclosure structure; Step 2: When the average temperature T of the monitoring point 测 < 28°C, the air conditioner and the circulation fan in the space are not turned on, and the air conditioner remains off, the circulation fan remains off, and the sensor continuously monitors for 15 minutes; when 28°C ≤ the average temperature T of the monitoring point 测 < 30°C, the air conditioner in the space is not turned on, and the circulation fan in the space is turned on. Substitute the set perceived temperature, the measured temperature, and the measured relative humidity into the perceived temperature algorithm model to calculate the wind speed. According to the calculated wind speed value, adjust the rotation speed of the circulation fan, keep the air conditioner off, the circulation fan on, and the sensor continuously monitor for 2 minutes. Then, based on the real-time data of the temperature, relative humidity, and wind speed monitoring point sensors in the actual space, through the perceived temperature algorithm model , where TT is the perceived temperature, T is the indoor air temperature, V is the wind speed, and RH is the relative humidity, calculate the real-time perceived temperature. When the calculated value TT of the perceived temperature after substituting the monitored value into the perceived temperature algorithm model 计算 ≤ the set value of the perceived temperature TT is set, the circulation fan continues to operate at this rotation speed for 30 minutes; When the average temperature T of the monitoring point 测 ≥ 30°C, the air conditioner in the space is turned on, and the circulation fan in the space is turned on at the highest speed. The default turning-on temperature of the air conditioner is 29°C. Keep the air conditioner and the circulation fan operating for 15 minutes. Then, when the calculated value TT of the perceived temperature after substituting the monitored value into the perceived temperature algorithm model 计算 ≤ the set value TT of the perceived temperature 设定 the air conditioner and the circulation fan continue to operate for 30 minutes. When the calculated value TT of the perceived temperature after substituting the monitored value into the perceived temperature algorithm model 计算 > the set value TT of the perceived temperature 设定 an alarm is issued.

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