WO2018076515A1

WO2018076515A1 - Temperature regulation method and temperature regulation device for crops greenhouse

Info

Publication number: WO2018076515A1
Application number: PCT/CN2016/111604
Authority: WO
Inventors: 王刚
Original assignee: 深圳前海弘稼科技有限公司
Priority date: 2016-10-31
Filing date: 2016-12-23
Publication date: 2018-05-03
Also published as: CN106258644A; CN106258644B

Abstract

A temperature regulation method and a temperature regulation device of a crops greenhouse. The temperature regulation method of the crops greenhouse comprises: collecting external environment temperature samples of the crops greenhouse in a predetermined period (102); analyzing the external environment temperature samples to obtain temperature statistical data of each season (104); and determining a temperature regulation mode of the crops greenhouse according to the temperature statistical data of each season (106). The technical solution can solve problems of high energy consumption and high cost and the like of the existing greenhouses, effectively reduces energy consumption of the greenhouse, improves energy recovery and reduces the operating cost of the greenhouse.

Description

Temperature regulation method and temperature adjustment device for crop greenhouse

Technical field

The invention relates to the technical field of temperature regulation, in particular to a temperature regulation method for a greenhouse of a crop and a temperature adjustment device for a greenhouse.

Background technique

In the prior art, the temperature adjustment of the crop greenhouse can only be adjusted by the air conditioning device, and since the general crop greenhouse has a large floor space, there is a lot of space for air conditioning, so when using the air conditioning device for temperature adjustment Will cause a lot of temperature loss, and will also increase the operating cost of the greenhouse.

Therefore, how to design a temperature regulation method for crop greenhouses, and can effectively save energy consumption in greenhouses, improve energy recycling, and reduce the operating cost of greenhouses has become a technical problem to be solved.

Summary of the invention

The present invention aims to solve at least one of the technical problems existing in the prior art or related art.

To this end, an object of the present invention is to provide a method for temperature regulation of a greenhouse.

Another object of the present invention is to provide a temperature regulating device for a greenhouse.

In order to achieve the above object, according to the technical solution of the first aspect of the present invention, a temperature adjustment method for a greenhouse is proposed, which comprises: collecting an external environmental temperature sample of a greenhouse in a predetermined cycle, and analyzing an external environmental temperature sample to obtain each Seasonal temperature statistics; determine the temperature regulation of crop greenhouses based on temperature statistics for each season.

According to the temperature regulation method of the crop greenhouse according to the technical scheme of the present invention, the external environment temperature sample data of the crop greenhouse is periodically collected, and after the statistical analysis of the big data, the temperature change of the season can be judged, and the temperature change according to the season is determined. Size, you can choose different temperature adjustment methods to adjust the temperature of crop greenhouses. Through the above technical solutions, It can solve the problems of large energy consumption and high cost of the existing greenhouses, effectively saving the energy consumption of the greenhouse and reducing the operating cost of the greenhouse.

According to an aspect of the present invention, preferably, analyzing the external ambient temperature sample to obtain temperature statistics for each season specifically includes: determining a maximum temperature and a minimum temperature of each quarter and a time when the highest temperature and the lowest temperature occur; / or calculate the variance of all collected temperatures for each quarter; and / or calculate the average of the temperature for each quarter.

In this technical solution, by periodically collecting the external environmental temperature sample data of the crop greenhouse, statistical analysis of the external environmental temperature sample data can determine the maximum temperature and the minimum temperature and the time of occurrence of the highest temperature and the lowest temperature for each quarter, each time The variance and average of all the collected temperatures in a quarter, and then determine the temperature change of each quarter. Then, according to the analysis results, the temperature adjustment method of the crop greenhouse can be selected to avoid waste of energy.

According to an aspect of the present invention, preferably, determining the temperature adjustment manner for the crop greenhouse according to the temperature statistics of each season specifically includes: determining the use of the outside air in any season when the variance of any season is less than a predetermined variance value To regulate the temperature of crop greenhouses.

In the technical solution, the external environmental temperature sample of the crop greenhouse is collected at a predetermined cycle, and the variance of all the collected temperatures in each quarter is calculated by analyzing the external environmental temperature sample; when the variance of any season is less than the predetermined value of the variance, this time Seasonal temperature changes are small, that is, the use of outside air to regulate the temperature of crop greenhouses, effectively saving energy consumption in greenhouses.

According to an aspect of the present invention, preferably, according to temperature statistics of each season, determining a temperature adjustment manner for the greenhouse of the crop specifically includes: when the variance of any season is greater than a predetermined value of the variance, using the heating device of the greenhouse The cooling device adjusts the temperature of the crop greenhouse, and determines the upper temperature limit and the lower temperature limit of the heating device and the cooling device of the greenhouse according to the highest temperature and the lowest temperature in any season.

In this technical solution, by periodically collecting the external environmental temperature sample data of the crop greenhouse, statistical analysis of the external environmental temperature sample data can determine the maximum temperature and the minimum temperature of each quarter and the time and each occurrence of the highest temperature and the lowest temperature. The variance of all collected temperatures in a quarter, when the variance of any season is greater than the predetermined value of the variance, the temperature of any season changes greatly, and the temperature rising equipment and cooling equipment of the greenhouse need to be used to adjust the temperature of the crop greenhouse, and Determine the heating equipment for crop greenhouses according to the highest temperature and lowest temperature in any season And the upper limit of the temperature rise and the lower limit of the temperature drop of the cooling device, thereby being able to reduce the influence of excessive heating or cooling on the crops to ensure a suitable growth temperature in the greenhouse.

According to an aspect of the present invention, preferably, according to temperature statistics of each season, determining a temperature adjustment manner for the greenhouse of the crop specifically includes: when the variance of each season is greater than a predetermined value of the variance, the temperature in the external environment is high. Stores thermal energy at a high temperature preset value, and stores cold energy when the temperature is below a low temperature value; and uses the stored cold energy to cool the greenhouse when the greenhouse temperature is higher than the first temperature preset value, and When the temperature of the greenhouse is lower than the preset value of the second temperature, the stored heat energy is used to heat the greenhouse.

In this technical solution, by periodically collecting the external environmental temperature sample data of the crop greenhouse, statistical analysis of the external environmental temperature sample data can determine the maximum temperature and the minimum temperature of each quarter and the time and each occurrence of the highest temperature and the lowest temperature. The variance of all collected temperatures for a quarter. If the variance of the four seasons of the year is large, the temperature changes in the four seasons of the year are very large. Consider storing heat during the hot weather. When storing cold energy, then use cold energy to cool down when hot, and use thermal energy to warm up when cold, to save energy. Specifically, when the temperature of the external environment is higher than the preset value of the high temperature, the storage of heat energy is started; when the temperature of the external environment is lower than the preset value of the low temperature, the storage of cold energy is started; the preset value of the high temperature and the preset value of the low temperature are according to the crop. The temperature required for growth is set. At the same time, when the greenhouse temperature is higher than the first temperature preset value, the stored cold energy is used to cool the greenhouse; when the greenhouse temperature is lower than the second temperature preset value, the stored heat energy is used to heat the crop greenhouse, according to The suitable temperature required for crop growth regulates the temperature of the greenhouse, so that the energy can be recycled, which effectively saves the energy consumption of the greenhouse and reduces the operating cost of the greenhouse.

According to the technical solution of the second aspect of the present invention, a temperature adjusting device for a greenhouse of a crop is further provided, comprising: an analyzing unit, configured to collect an external environmental temperature sample of the crop greenhouse through a predetermined period, and analyze the external environmental temperature sample to obtain each Seasonal temperature statistics; a determination unit for determining the temperature regulation of the crop greenhouse based on temperature statistics for each season.

According to the temperature adjustment device of the crop greenhouse according to the technical scheme of the present invention, the analysis unit periodically performs seasonal analysis on the ambient temperature sample data collected periodically, and after statistical analysis of the big data, the temperature change amount of the season can be determined. According to the temperature of this season The size of the change can be adjusted by adjusting the temperature of the crop greenhouse by different temperature adjustment methods. Through the above technical solutions, the problems of large energy consumption and high cost of the existing greenhouse can be solved, the energy consumption of the greenhouse is effectively saved, and the operating cost of the greenhouse is reduced.

According to any of the above aspects of the present invention, preferably, the analyzing unit specifically includes: an extreme value determining subunit for determining a maximum temperature and a minimum temperature of each quarter and a time when the highest temperature and the lowest temperature occur; and/or a variance calculation A subunit that calculates the variance of all acquisition temperatures for each quarter; and/or an average calculation subunit that calculates the average of the temperatures for each quarter.

In the technical solution, the external environmental temperature sample of the crop greenhouse is collected in a predetermined cycle, and the external environment temperature sample is analyzed by the extreme value determining subunit to determine the highest temperature and the lowest temperature and the time of the highest temperature and the lowest temperature in each quarter; And/or analyzing the external ambient temperature samples by the variance calculation subunit, calculating the variance of all the collected temperatures for each quarter; and/or analyzing the external ambient temperature samples by the average calculation subunit, the average calculation subunit calculating each quarter The average value of the temperature. The temperature adjustment of the crop greenhouse is determined based on the maximum and minimum temperatures of each quarter and the time, variance and average of the maximum and minimum temperatures.

According to any of the above aspects of the present invention, preferably, the determining unit specifically includes: a first adjusting unit, configured to use the outside air to adjust the temperature of the crop greenhouse in any season when the variance of any season is less than a predetermined value of the variance.

In the technical solution, the external environmental temperature sample of the crop greenhouse is collected at a predetermined cycle, and the variance of all the collected temperatures in each quarter is calculated by analyzing the external environmental temperature sample; when the variance of any season is less than the predetermined value of the variance, at this time The temperature change in any season is very small, that is, the first conditioning unit is used to determine the use of outside air to adjust the temperature of the crop greenhouse in any season.

According to any of the above aspects of the present invention, preferably, the determining unit specifically includes: a second adjusting unit, configured to adjust the crop greenhouse by using a heating device and a cooling device of the crop greenhouse when the variance of any season is greater than a predetermined value of the variance Temperature, and according to the highest temperature and the lowest temperature of any season, determine the upper temperature limit and lower temperature limit of the heating equipment and cooling equipment of the crop greenhouse.

In the technical solution, the external environmental temperature sample of the crop greenhouse is collected in a predetermined cycle, the external environmental temperature sample is analyzed by the variance calculation subunit, the variance of all the collected temperatures in each quarter is calculated, and the external environment is analyzed by the extreme value determining subunit. Temperature sample to determine each quarter The highest and lowest temperatures and the time at which the highest and lowest temperatures occur. When the variance of any season is greater than the predetermined variance value, the temperature change in any season is very large. The second adjustment unit uses the heating equipment and cooling equipment of the crop greenhouse to adjust the temperature of the crop greenhouse, and according to any season. The highest temperature and the lowest temperature are used to determine the upper temperature limit and the lower temperature limit of the temperature rising equipment and the cooling equipment of the greenhouse. It can reduce the impact of excessive warming or cooling on crops to ensure proper growth temperature in crop greenhouses.

According to any of the above aspects of the present invention, the determining unit specifically includes: a storage unit, configured to: when the variance of each season is greater than a second predetermined value, when the temperature of the external environment is higher than a preset value of the high temperature, Storage of thermal energy, and storage of cold energy when the temperature is below a low temperature; and an integrated conditioning unit for cooling the greenhouse using the stored cold energy when the greenhouse temperature is above a preset value of the first temperature, and in the greenhouse When the temperature is lower than the preset value of the second temperature, the stored heat energy is used to heat the greenhouse.

In the technical solution, the external environmental temperature sample of the crop greenhouse is collected in a predetermined cycle, the external environmental temperature sample is analyzed by the variance calculation subunit, the variance of all the collected temperatures in each quarter is calculated, and the external environment is analyzed by the extreme value determining subunit. A temperature sample that determines the maximum and minimum temperatures for each quarter and the time at which the highest and lowest temperatures occur. If the variance of the four seasons of the year is very large, you can consider storing heat when it is hot, storing cold energy when it is cold, then cooling it with cold energy when it is hot, and using heat when it is cold. Warming the technical solution to save energy. Specifically, when the temperature of the external environment is higher than the preset value of the high temperature, the heat energy is stored; when the temperature of the external environment is lower than the preset value of the low temperature, the cold energy is stored. The high temperature preset value and the low temperature preset value are set according to the temperature required for the growth of the crop. When the temperature of the greenhouse is higher than the preset value of the first temperature, the integrated regulating unit uses the stored cold energy to cool the greenhouse; when the temperature of the greenhouse is lower than the preset value of the second temperature, the integrated regulating unit uses the stored thermal energy as the crop. The greenhouse warms up. The temperature of the greenhouse is adjusted according to the appropriate temperature required for the growth of the crop, so that the energy can be recycled, which effectively saves the energy consumption of the greenhouse and reduces the operating cost of the greenhouse.

The additional aspects and advantages of the invention will be set forth in part in the description which follows.

DRAWINGS

1 is a flow chart showing a temperature adjustment method of a crop greenhouse according to an embodiment of the present invention;

2 is a flow chart showing a temperature adjustment method of a crop greenhouse according to still another embodiment of the present invention;

3 is a flow chart showing a temperature adjustment method of a crop greenhouse according to still another embodiment of the present invention;

4 is a schematic flow chart showing a temperature adjustment method of a crop greenhouse according to still another embodiment of the present invention;

FIG. 5 is a schematic flow chart showing a temperature adjustment method of a crop greenhouse according to still another embodiment of the present invention; FIG.

6 is a flow chart showing a temperature adjustment method of a crop greenhouse according to still another embodiment of the present invention;

7 is a flow chart showing a temperature adjustment method of a crop greenhouse according to still another embodiment of the present invention;

Figure 8 is a schematic view showing a temperature regulating device of a crop greenhouse according to an embodiment of the present invention;

Figure 9 is a schematic view showing a temperature regulating device of a crop greenhouse according to still another embodiment of the present invention;

Figure 10 is a schematic view showing a temperature regulating device of a crop greenhouse according to still another embodiment of the present invention;

Figure 11 is a schematic view showing a temperature regulating device of a crop greenhouse according to still another embodiment of the present invention;

Figure 12 is a schematic illustration of a temperature regulating device for a crop greenhouse in accordance with yet another embodiment of the present invention.

detailed description

The present invention will be further described in detail below with reference to the drawings and specific embodiments. It should be noted that, not In the case of a conflict, the features of the embodiments and the embodiments of the present application may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a full understanding of the invention, but the invention may be practiced otherwise than as described herein. Limitations of the embodiments.

Figure 1 is a flow chart showing the temperature regulation of a crop greenhouse in accordance with one embodiment of the present invention.

As shown in Figure 1, the temperature regulation of crop greenhouses includes:

Step 102, collecting an external environmental temperature sample of the crop greenhouse in a predetermined cycle;

Step 104, analyzing an external ambient temperature sample to obtain temperature statistics for each season;

Step 106: Determine a temperature adjustment mode for the greenhouse of the crop according to the temperature statistics of each season.

The temperature adjustment method of the crop greenhouse of the invention periodically collects the external environmental temperature sample data of the crop greenhouse, and after statistical analysis of the big data, can determine the temperature difference between the external environment and the greenhouse, according to the external environment and the temperature inside the greenhouse Differentiating the size, you can choose different temperature adjustment methods to adjust the temperature of the crop greenhouse. Through the above technical solutions, the problems of large energy consumption and high cost of the existing greenhouse can be solved, the energy consumption of the greenhouse is effectively saved, and the operating cost of the greenhouse is reduced.

2 is a flow chart showing the temperature regulation of a crop greenhouse according to still another embodiment of the present invention.

As shown in Figure 2, the temperature regulation of crop greenhouses includes:

Step 202: Collect an external environmental temperature sample of the crop greenhouse in a predetermined cycle;

Step 204, determining a maximum temperature and a minimum temperature of each quarter and a time when the highest temperature and the lowest temperature occur;

Step 206: Determine a temperature adjustment mode for the crop greenhouse according to the temperature statistics of each season.

In this embodiment, the external environmental temperature samples of the crop greenhouse are collected at a predetermined cycle, and the external temperature and minimum temperature and the time of occurrence of the highest temperature and the lowest temperature are determined by analyzing the external environmental temperature samples; The maximum temperature and the minimum temperature and the time when the highest temperature and the lowest temperature occur can determine the temperature change of the external environment, and further Determine the temperature regulation of the crop greenhouse.

Fig. 3 is a flow chart showing the temperature regulation of a crop greenhouse according to still another embodiment of the present invention.

As shown in Figure 3, the temperature regulation of the crop greenhouse includes:

Step 302, collecting an external environmental temperature sample of the crop greenhouse in a predetermined cycle;

Step 304, calculating a variance of all collected temperatures for each quarter;

Step 306, determining the temperature adjustment mode for the crop greenhouse according to the temperature statistics of each season.

In this embodiment, the external environmental temperature sample of the crop greenhouse is collected at a predetermined cycle, and the variance of all the collected temperatures in each quarter is calculated by analyzing the external environmental temperature sample; if the variance value is small, the temperature change of the season is indicated. It is not big. If the variance value is large, it means that the temperature change in this season is large. According to the variance of the temperature data of each quarter, the temperature regulation mode of the crop greenhouse is determined.

Figure 4 is a flow chart showing the temperature regulation of a crop greenhouse in accordance with one embodiment of the present invention.

As shown in Figure 4, the temperature regulation of the crop greenhouse includes:

Step 402, collecting an external environmental temperature sample of the crop greenhouse in a predetermined cycle;

Step 404, calculating an average value of the temperature of each quarter;

Step 406, determining the temperature adjustment mode for the crop greenhouse according to the temperature statistics of each season.

In this embodiment, the external ambient temperature samples of the crop greenhouse are collected at predetermined cycles, and the average of the temperatures for each quarter is calculated by analyzing the external ambient temperature samples. The temperature regulation of the crop greenhouse is determined based on the average of the temperature data for each quarter.

Fig. 5 is a flow chart showing the temperature regulation of a crop greenhouse according to still another embodiment of the present invention.

As shown in Figure 5, the temperature regulation of the crop greenhouse includes:

Step 502, collecting an external environmental temperature sample of the crop greenhouse in a predetermined cycle;

Step 504, calculating a variance of all collected temperatures for each quarter;

Step 506, when the variance of any season is less than the predetermined value of the variance, it is determined to be made in any season. Use outside air to regulate the temperature of the crop greenhouse.

In this embodiment, the external environmental temperature sample of the crop greenhouse is collected at a predetermined cycle, and the variance of all the collected temperatures in each quarter is calculated by analyzing the external environmental temperature sample; when the variance of any season is less than the predetermined variance value, it is determined that Outside air is used during the season to regulate the temperature of the crop greenhouse. For example, the variance predetermined value is generally 10, and when the variance value of any season is 8, the outside air is used to adjust the temperature of the crop greenhouse in the season with a variance value of 8.

Fig. 6 is a flow chart showing the temperature regulation of a crop greenhouse according to still another embodiment of the present invention.

As shown in Figure 6, the temperature regulation of the crop greenhouse includes:

Step 602, collecting an external environmental temperature sample of the crop greenhouse in a predetermined cycle;

Step 604, calculating a variance of all collected temperatures for each quarter;

Step 606, determining a maximum temperature and a minimum temperature of each quarter and a time when the highest temperature and the lowest temperature occur;

Step 608, when the variance of any season is greater than the predetermined value of the variance, using the heating device and the cooling device of the crop greenhouse to adjust the temperature of the crop greenhouse;

Step 610, and determining the temperature rise upper limit value and the temperature decrease lower limit value of the temperature rising device and the temperature reducing device of the crop greenhouse according to the highest temperature and the lowest temperature of any season.

In this embodiment, the external environmental temperature samples of the crop greenhouse are collected at a predetermined cycle, and the variance of all the collected temperatures in each quarter is calculated by analyzing the external environmental temperature samples; and the highest of each quarter is determined by analyzing the external environmental temperature samples. Temperature and minimum temperature and the time at which the highest and lowest temperatures occur. When the variance of any season is greater than the predetermined variance value, the temperature rising equipment and cooling equipment of the crop greenhouse are used to adjust the temperature of the crop greenhouse, and the temperature rise of the greenhouse and the temperature reduction equipment of the crop greenhouse are determined according to the highest temperature and the lowest temperature of any season. Upper limit and lower temperature limit.

7 is a flow chart showing a temperature adjustment method of a crop greenhouse according to an embodiment of the present invention;

As shown in Figure 7, the temperature regulation of the crop greenhouse includes:

Step 702, collecting an external environmental temperature sample of the crop greenhouse in a predetermined cycle;

Step 704, calculating a variance of all collected temperatures for each quarter;

Step 706, determining a maximum temperature and a minimum temperature of each quarter and a time when the highest temperature and the lowest temperature occur;

Step 708, storing energy when the variance of each season is greater than a predetermined variance value;

Step 710: Store thermal energy when the temperature of the external environment is higher than a preset value of the high temperature;

Step 712, storing cold energy when the temperature of the external environment is lower than a preset value of the low temperature;

Step 714: when the temperature of the greenhouse is higher than the preset value of the first temperature, use the stored cold energy to cool the greenhouse;

In step 716, when the temperature of the greenhouse is lower than the preset value of the second temperature, the stored heat energy is used to heat the greenhouse.

In this embodiment, the external environmental temperature samples of the crop greenhouse are collected at a predetermined cycle, and the variance of all the collected temperatures in each quarter is calculated by analyzing the external environmental temperature samples; and the highest of each quarter is determined by analyzing the external environmental temperature samples. Temperature and minimum temperature and the time at which the highest and lowest temperatures occur. When the variance of each season is greater than the predetermined value of the variance, the energy is stored, specifically, when the temperature of the external environment is higher than the preset value of the high temperature, the heat energy is stored; when the temperature of the external environment is lower than the preset value of the low temperature, the storage is performed. Cold energy. When the temperature of the greenhouse is higher than the preset value of the first temperature, the stored cold energy is used to cool the greenhouse; when the temperature of the greenhouse is lower than the preset value of the second temperature, the stored heat is used to heat the greenhouse, according to the growth of the crop. The appropriate temperature is required, assuming that the range is 22 degrees to 28 degrees. If the temperature of the greenhouse is affected by the external environment, the greenhouse temperature is greater than 28 degrees. At this time, the stored cold energy is used to cool the greenhouse. If the temperature of the greenhouse is affected by the external environment, The effect is that the temperature in the greenhouse is less than 22 degrees, and the stored heat is used to heat the greenhouse.

For the temperature regulation method of the crop greenhouse, the present invention mainly cites two examples thereof:

Embodiment 1:

In this embodiment, the external environment temperature data of the crop greenhouse is collected by the SparkMLlib using the machine learning environment temperature data, and the collected external temperature samples are analyzed to calculate all the collection temperatures of each quarter. The variance value; and by analyzing the external ambient temperature samples, determine the maximum and minimum temperatures for each quarter and the time at which the highest and lowest temperatures occur. For example, suppose the maximum temperature of the external environment is 15 degrees at 12 noon, and the lowest temperature of the external environment is 11 degrees at 11 o'clock in the evening. The calculated variance value of all collected temperatures for each quarter is 13, and the predetermined value is generally set. For 10, the preset temperature of the high temperature is generally 30 degrees, and the preset temperature of the low temperature is generally 20 degrees. At this time, the variance of each season is greater than the predetermined value of the variance, and the energy is stored, specifically the temperature of the external environment at 12 noon. When the value is 35 degrees higher than the preset value of 30 degrees, the heat energy is stored at this time; at the same time, the second temperature is preset to be 22 degrees, and when the temperature in the greenhouse is lower than the preset value of the second temperature, the stored The heat is warming up the greenhouse.

Embodiment 2:

In this embodiment, the external environmental temperature samples of the crop greenhouse are collected in a daily cycle, and the collected external temperature samples are analyzed to calculate the variance values of all the collected temperatures in each quarter; and the external ambient temperature is analyzed. The sample determines the maximum and minimum temperatures for each quarter and the time at which the highest and lowest temperatures occur. For example: suppose the maximum temperature of the external environment is 15 degrees at 12 noon, and the lowest temperature of the external environment is 11 degrees at 11 o'clock in the evening. The variance value of all the collected temperatures in each quarter is 13, the predetermined value is generally set to 10, the high temperature preset temperature is generally 30 degrees, and the low temperature preset temperature is generally 20 degrees, and the variance of each season is greater than The predetermined value of the variance starts to store energy. Specifically, at 11 o'clock in the evening, when the temperature value of the external environment is 12 degrees lower than the preset value of 20 degrees, the cold energy is stored at this time. At the same time, assuming that the first temperature is preset to 28 degrees, when the temperature in the greenhouse is higher than the preset value of the first temperature, the stored cold energy is used to cool the greenhouse.

Figure 8 shows a schematic view of a temperature regulating device for a crop greenhouse in accordance with one embodiment of the present invention.

As shown in Figure 8, the temperature regulating device of the crop greenhouse includes:

The analyzing unit 802 is configured to collect an external environmental temperature sample of the crop greenhouse by a predetermined period, and analyze the external environmental temperature sample to obtain temperature statistics of each season;

The determining unit 804 is configured to determine a temperature adjustment manner for the crop greenhouse according to the temperature statistics of each season.

The temperature regulating device of the crop greenhouse of the present invention performs seasonal analysis on the ambient temperature data by the analyzing unit 802, and obtains the highest and lowest temperature values and the time, variance and mean value of each season, and the variance value represents the season. The degree of temperature jump, that is, the magnitude of the reaction temperature difference. If the variance value is small, it means that the temperature of this season does not change much. The energy of the greenhouse can be adjusted by the determining unit 804 to introduce the temperature of the greenhouse to save energy. If the variance value is large, the temperature change in this season is indicated. Large, it is necessary to set the upper and lower limits of the heating and cooling devices according to the highest and lowest temperature values of this season to reduce the excessive heating or cooling to save energy; if the four seasons of the year are the variance When the value is large, you can consider storing heat when it is hot, storing cold energy when it is cold, cooling it with cold energy when it is hot, and heating it when it is cold to save energy. Through the above technical solutions, the problems of large energy consumption and high cost of the existing greenhouse can be solved, the energy consumption of the greenhouse is effectively saved, and the operating cost of the greenhouse is reduced.

Fig. 9 is a schematic view showing a temperature regulating device of a crop greenhouse according to still another embodiment of the present invention.

As shown in Figure 9, the temperature regulating device of the crop greenhouse includes:

The analyzing unit 902 specifically includes:

An extreme value determining sub-unit 9022 for determining a maximum temperature and a minimum temperature for each quarter and a time at which the highest temperature and the lowest temperature occur; and/or

Variance calculation sub-unit 9024 for calculating the variance of all acquired temperatures for each quarter; and/or

The average calculation sub-unit 9026 is used to calculate an average of the temperatures for each quarter.

The determining unit 904 is configured to determine a temperature adjustment manner for the crop greenhouse according to the temperature statistics of each season.

In this embodiment, the external ambient temperature samples of the crop greenhouse are collected at predetermined cycles, and the external environment temperature samples are analyzed by the extreme value determining sub-unit 9022 to determine the highest and lowest temperatures and the time of occurrence of the highest and lowest temperatures for each quarter. And/or analyzing the external ambient temperature samples by the variance calculation sub-unit 9024, calculating the variance of all acquisition temperatures for each quarter; and/or analyzing the external ambient temperature samples by the average calculation sub-unit 9026 to calculate the temperature for each quarter. average value. The determining unit 904 determines the temperature adjustment mode for the crop greenhouse according to the highest temperature and the lowest temperature of each quarter and the time, variance and average value of the occurrence of the highest temperature and the lowest temperature.

Figure 10 is a schematic illustration of a temperature regulating device for a greenhouse in accordance with yet another embodiment of the present invention.

As shown in FIG. 10, the temperature regulating device of the crop greenhouse includes:

The analyzing unit 1002 specifically includes:

A variance calculation sub-unit 10022 for calculating a variance of all collected temperatures for each quarter;

The determining unit 1004 specifically includes:

The first adjusting unit 10042 is configured to determine that the outside air is used to adjust the temperature of the crop greenhouse in any season when the variance of any season is less than the variance predetermined value.

In this embodiment, the external environmental temperature samples of the crop greenhouse are collected at a predetermined period, and the variance calculation subunit 10022 calculates the variance of all the collected temperatures for each quarter by analyzing the external environmental temperature samples; when the variance of any season is less than the variance predetermined At the time of the value, the first conditioning unit 10042 determines to use outside air to adjust the temperature of the crop greenhouse in any season.

Figure 11 shows a schematic view of a temperature regulating device for a crop greenhouse in accordance with one embodiment of the present invention.

As shown in FIG. 11, the temperature regulating device of the crop greenhouse includes:

The analyzing unit 1102 specifically includes:

The extreme value determining sub-unit 11022 is configured to determine a maximum temperature and a minimum temperature of each quarter and a time when the highest temperature and the lowest temperature occur;

A variance calculation sub-unit 11024 for calculating a variance of all collected temperatures for each quarter;

The determining unit 1104 specifically includes:

The second adjusting unit 11042 is configured to adjust the temperature of the crop greenhouse by using the heating device and the cooling device of the crop greenhouse when the variance of any season is greater than the predetermined value of the variance, and determine the crop according to the highest temperature and the lowest temperature of any season. The upper temperature limit and the lower temperature limit of the temperature rising equipment and cooling equipment of the greenhouse.

In this embodiment, the external environmental temperature samples of the crop greenhouse are collected at a predetermined period, the external environment temperature samples are analyzed by the variance calculation sub-unit 11024, and the variance of all the collected temperatures for each quarter is calculated; and analyzed by the extreme value determination sub-unit 11022 An external ambient temperature sample that determines the maximum and minimum temperatures for each quarter and the time at which the highest and lowest temperatures occur. When the variance of any season is greater than the predetermined value of the variance, the second adjusting unit 11042 uses the heating device and the cooling device of the greenhouse to adjust the temperature of the crop greenhouse, and determines the heating device of the greenhouse according to the highest temperature and the lowest temperature of any season. And the upper temperature limit and the lower temperature limit of the cooling device.

Figure 12 is a schematic view showing a temperature regulating device of a crop greenhouse according to still another embodiment of the present invention.

As shown in Figure 12, the temperature regulating device of the crop greenhouse includes:

The analyzing unit 1202 specifically includes:

The extreme value determining sub-unit 12022 is configured to determine a maximum temperature and a minimum temperature of each quarter and a time when the highest temperature and the lowest temperature occur;

A variance calculation sub-unit 12024 for calculating a variance of all acquired temperatures for each quarter;

The determining unit 1204 specifically includes:

The storage unit 12042 is configured to store thermal energy when the temperature of the external environment is higher than a preset value of the high temperature when the variance of each season is greater than the second predetermined value, and store the cold energy when the temperature is lower than the low temperature value;

The comprehensive adjusting unit 12044 is configured to use the stored cold energy to cool the greenhouse when the greenhouse temperature is higher than the first temperature preset value, and use the stored thermal energy when the greenhouse temperature is lower than the second temperature preset value Warming up the greenhouses for crops.

In this embodiment, the external ambient temperature samples of the crop greenhouse are collected at predetermined cycles, the external environment temperature samples are analyzed by the variance calculation sub-unit 12024, and the variance of all collected temperatures for each quarter is calculated; and analyzed by the extreme value determination sub-unit 12022 An external ambient temperature sample that determines the maximum and minimum temperatures for each quarter and the time at which the highest and lowest temperatures occur. When the variance of each season is greater than the predetermined value of the variance, the storage unit 12042 stores energy, specifically, storing the thermal energy when the temperature of the external environment is higher than the preset value of the high temperature; and the temperature of the external environment is lower than the preset value of the low temperature. At the time, store cold energy. When the greenhouse temperature is higher than the first temperature preset value, the comprehensive adjustment unit 12044 uses the stored cold energy to cool the greenhouse; when the greenhouse temperature is lower than the second temperature preset value, the integrated adjustment unit uses the stored thermal energy as Crop greenhouses heat up. Through the above technical solutions, the problems of large energy consumption and high cost of the existing greenhouse can be solved, the energy consumption of the greenhouse is effectively saved, and the operating cost of the greenhouse is reduced.

The technical solution of the present invention is described in detail above. The present invention provides a temperature adjustment method and a temperature adjustment device for a greenhouse, which can solve the problems of large energy consumption and high cost of the existing greenhouse, and effectively save energy consumption of the greenhouse and reduce The operating cost of the greenhouse.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes can be made to the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and scope of the present invention are intended to be included within the scope of the present invention.

Claims

A method for temperature regulation of a crop greenhouse, characterized in that it comprises:

Collecting external environmental temperature samples of the greenhouse in a predetermined cycle, and analyzing the external environmental temperature samples to obtain temperature statistics for each season;

The temperature adjustment mode for the crop greenhouse is determined based on the temperature statistics for each season.
The temperature adjustment method according to claim 1, wherein the analyzing the external ambient temperature sample to obtain temperature statistics for each season specifically comprises:

Determining a maximum temperature and a minimum temperature for each quarter and a time at which the highest temperature and the lowest temperature occur; and/or

Calculate the variance of all acquisition temperatures for each quarter; and/or

Calculate the average of the temperatures for each quarter.
The temperature adjustment method according to claim 2, wherein the determining the temperature adjustment manner for the crop greenhouse according to the temperature statistics of each season specifically comprises:

When the variance of any season is less than the variance predetermined value, it is determined that outside air is used to adjust the temperature of the crop greenhouse in any of the seasons.
The temperature adjustment method according to claim 2, wherein the determining the temperature adjustment manner for the crop greenhouse according to the temperature statistics of each season specifically comprises:

When the variance of any season is greater than a predetermined variance value, the temperature increasing device and the cooling device of the crop greenhouse are used to adjust the temperature of the crop greenhouse, and the maximum temperature and the minimum temperature of the season are determined according to the season. The upper temperature limit and the lower temperature limit of the temperature rising equipment and the cooling equipment of the crop greenhouse.
The temperature adjustment method according to claim 2, wherein the determining the temperature adjustment manner for the crop greenhouse according to the temperature statistics of each season specifically comprises:

When the variance of each season is greater than the predetermined value of the variance, the temperature in the external environment is higher than Stores thermal energy at a high temperature preset value, and stores cold energy when the temperature is below a low temperature value;

Using the stored cold energy to cool the crop greenhouse when the greenhouse temperature is higher than the first temperature preset value, and using the stored thermal energy when the greenhouse temperature is lower than the second temperature preset value Crop greenhouses heat up.
A temperature regulating device for a greenhouse of a crop, characterized in that it comprises:

An analysis unit, configured to collect an external environmental temperature sample of the crop greenhouse through a predetermined period, and analyze the external environmental temperature sample to obtain temperature statistics of each season;

a determining unit configured to determine a temperature adjustment manner for the crop greenhouse according to the temperature statistics of each season.
The temperature adjustment device according to claim 6, wherein the analysis unit specifically comprises:

An extreme value determining subunit for determining a maximum temperature and a minimum temperature for each quarter and a time at which the highest temperature and the lowest temperature occur; and/or

Variance calculation subunit for calculating the variance of all collected temperatures for each quarter; and/or

The average calculation subunit is used to calculate the average of the temperatures for each quarter.
The temperature adjustment device according to claim 7, wherein the determining unit specifically comprises:

The first adjusting unit is configured to determine that the outside air is used to adjust the temperature of the crop greenhouse in any one of the seasons when the variance of the season is less than a predetermined value of the variance.
The temperature adjustment method according to claim 7, wherein the determining unit specifically comprises:

a second adjusting unit, configured to adjust a temperature of the crop greenhouse by using a heating device and a cooling device of the crop greenhouse when the variance of any season is greater than a predetermined value of the variance, and according to the highest of any season The temperature and the minimum temperature are used to determine the temperature rise upper limit value and the temperature decrease lower limit value of the temperature rising device and the temperature lowering device of the crop greenhouse.
The temperature adjustment method according to claim 7, wherein the determining unit specifically comprises:

a storage unit, configured to be outside when the variance of each season is greater than a second predetermined value Stores thermal energy when the ambient temperature is above a high temperature preset value, and stores cold energy when the temperature is below a low temperature value;

The comprehensive adjusting unit is configured to use the stored cold energy to cool the crop greenhouse when the greenhouse temperature is higher than the first temperature preset value, and to use the greenhouse temperature lower than the second temperature preset value when the greenhouse temperature is lower than the second temperature preset value The stored thermal energy heats up the crop greenhouse.