Solar-driven air conditioner and fan linkage temperature and humidity control grain storage system

Abstract

The invention discloses a solar-driven air conditioner and fan linkage temperature and humidity control grain storage system, particularly relates to the technical field of grain storage, and comprises a real-time data acquisition and monitoring module, an energy supply and demand analysis module, an environment state judgment module, a control strategy execution module and a dynamic optimization module. The real-time data acquisition and monitoring module comprises a photovoltaic power generation power detection unit, an air conditioner operation power detection unit, a fan operation power detection unit and the like. By arranging the real-time data acquisition and monitoring module, the energy supply and demand analysis module, the environment state judgment module, the control strategy execution module and the dynamic optimization module, the photovoltaic off-grid power generation direct-drive air conditioner and photovoltaic direct-drive fan technologies are comprehensively applied, and the temperature in a grain pile can be controlled within 20 DEG C in summer; the temperature in the grain pile can be controlled to be 5-10 DEG C in winter, the relative humidity control range is 60% + / -8%, the grain temperature and humidity are effectively adjusted through solar energy, and the purpose of low-carbon and low-temperature grain storage is achieved.

Description

Technical Field

[0001] The present invention relates to the technical field of grain storage, and more specifically, to a solar-driven air conditioner and fan-linked temperature and humidity control grain storage system. Background Art

[0002] The grain storage device is a device used to store grain in the prior art, and the grain storage device achieves the purpose of preservation by storing the grain inside the device during use.

[0003] The grain storage devices in the prior art are unable to intelligently regulate temperature and humidity, and are also unable to intelligently control the operation of equipment such as air conditioners and fans used for temperature and humidity regulation as needed, which makes the actual application effect of the existing grain storage devices poor. Therefore, there is an urgent need for a solar-driven air conditioner and fan-linked temperature and humidity control grain storage system to solve the above problems. Summary of the invention

[0004] In order to overcome the above-mentioned defects of the prior art, an embodiment of the present invention provides a solar-driven air-conditioning and fan-linked temperature and humidity control grain storage system. By providing a real-time data acquisition and monitoring module, an energy supply and demand analysis module, an environmental status judgment module, a control strategy execution module and a dynamic optimization module, the present invention comprehensively applies photovoltaic off-grid power generation direct-drive air-conditioning and photovoltaic direct-drive fan technology. In summer, the temperature in the grain pile can be controlled within 20°C, and in winter, the temperature in the grain pile can be controlled within 5-10°C. The relative humidity control range is 60%±8%. Solar energy is effectively used to adjust the temperature and humidity of grain, thereby achieving the purpose of low-carbon and low-temperature grain storage, so as to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a solar-driven air conditioner and fan-linked temperature and humidity control grain storage system, comprising a real-time data acquisition and monitoring module, an energy supply and demand analysis module, an environmental state judgment module, a control strategy execution module and a dynamic optimization module; The real-time data acquisition and monitoring module includes a photovoltaic power detection unit, an air conditioning operation power detection unit, a fan operation power detection unit, an atmospheric temperature and humidity detection unit, a warehouse temperature and humidity detection unit, and a grain pile temperature and humidity detection unit; The control strategy execution module includes a variable frequency air conditioner, a variable frequency fan and an electric ventilation window; The energy supply and demand analysis module is used to compare the difference between photovoltaic power generation power and equipment operating power; The environmental state judgment module is used to perform gradient analysis on temperature; The control strategy execution module is used to control the operation of the variable frequency air conditioner, variable frequency fan and electric ventilation window according to the temperature gradient analysis result of the environmental state judgment module; The dynamic optimization module is used to adjust the air conditioning frequency and fan speed according to real-time data feedback.

[0006] A method for using a solar-driven air conditioner and fan-linked temperature and humidity control grain storage system comprises the above-mentioned solar-driven air conditioner and fan-linked temperature and humidity control grain storage system and the following steps: Step 1: The photovoltaic power generation detection unit, air conditioning operation power detection unit, fan operation power detection unit, atmospheric temperature and humidity detection unit, warehouse temperature and humidity detection unit and grain pile temperature and humidity detection unit of the real-time data acquisition and monitoring module respectively collect photovoltaic power generation, air conditioning operation power, fan operation power, atmospheric temperature and humidity, warehouse temperature and humidity and grain pile temperature and humidity; Step 2: The energy supply and demand analysis module compares the difference between the photovoltaic power generation power and the equipment operating power according to the photovoltaic power generation power, air conditioning operating power and fan operating power collected by the photovoltaic power generation power detection unit, the air conditioning operating power detection unit and the fan operating power detection unit; Step 3: The environmental state judgment module performs a temperature gradient analysis based on the atmospheric temperature and humidity, the temperature and humidity in the warehouse, and the temperature and humidity in the grain pile collected by the atmospheric temperature and humidity detection unit, the temperature and humidity in the warehouse, and the temperature and humidity in the grain pile; Step 4: The control strategy execution module controls the operation of the variable frequency air conditioner, variable frequency fan and electric ventilation window according to the temperature gradient analysis result of the environmental state judgment module. When the temperature gradient analysis result is air temperature > warehouse temperature > grain temperature, start the variable frequency air conditioner, set the temperature to 15-20℃ in summer and 5-10℃ in winter, start the bottom variable frequency fan, and set the air volume to 120-150m 3 / h, humidity is adjusted to 60%±8%. When the temperature gradient analysis result shows that air temperature < warehouse temperature < grain temperature, turn off the variable frequency air conditioner, open the electric ventilation window on the top of the granary, start the variable frequency fan at the bottom to inhale the outside cold air, and set the air volume to 180-200m 3 / h, humidity is controlled to 60%±8%; Step 5: The dynamic optimization module adjusts the air conditioning frequency and fan speed based on real-time data feedback, and the system operates in this cycle.

[0007] Technical effects and advantages of the present invention: The present invention is provided with a real-time data acquisition and monitoring module, an energy supply and demand analysis module, an environmental status judgment module, a control strategy execution module and a dynamic optimization module. The present invention comprehensively applies photovoltaic off-grid power generation direct-driven air conditioning and photovoltaic direct-driven fan technology. The temperature in the grain pile can be controlled within 20°C in summer and within 5-10°C in winter. The relative humidity control range is 60%±8%, and the solar energy is effectively used to adjust the grain temperature and moisture, so as to achieve the purpose of low-carbon and low-temperature grain storage. BRIEF DESCRIPTION OF THE DRAWINGS

[0008] Figure 1 It is a schematic diagram of the overall structure of the present invention.

[0009] The accompanying drawings are marked as follows: 1. Real-time data acquisition and monitoring module; 101. Photovoltaic power generation detection unit; 102. Air conditioning operation power detection unit; 103. Fan operation power detection unit; 104. Atmospheric temperature and humidity detection unit; 105. Warehouse temperature and humidity detection unit; 106. Grain pile temperature and humidity detection unit; 2. Energy supply and demand analysis module; 3. Environmental status judgment module; 4. Control strategy execution module; 401. Variable frequency air conditioner; 402. Variable frequency fan; 403. Electric ventilation window; 5. Dynamic optimization module. DETAILED DESCRIPTION

[0010] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0011] As attached Figure 1 As shown, the present invention provides a solar-driven air conditioner and fan-linked temperature and humidity control grain storage system, including a real-time data acquisition and monitoring module 1, an energy supply and demand analysis module 2, an environmental state judgment module 3, a control strategy execution module 4 and a dynamic optimization module 5; The real-time data collection and monitoring module 1 includes a photovoltaic power detection unit 101, an air conditioning operation power detection unit 102, a fan operation power detection unit 103, an atmospheric temperature and humidity detection unit 104, a warehouse temperature and humidity detection unit 105, and a grain pile temperature and humidity detection unit 106; The control strategy execution module 4 includes a variable frequency air conditioner 401, a variable frequency fan 402 and an electric ventilation window 403; The energy supply and demand analysis module 2 is used to compare the difference between photovoltaic power generation power and equipment operating power; The environmental state judgment module 3 is used to perform gradient analysis on the temperature; The control strategy execution module 4 is used to control the operation of the variable frequency air conditioner 401, the variable frequency fan 402 and the electric ventilation window 403 according to the temperature gradient analysis result of the environmental state judgment module 3; The dynamic optimization module 5 is used to adjust the air conditioning frequency and the fan speed according to real-time data feedback.

[0012] A method for using a solar-driven air conditioner and fan-linked temperature and humidity control grain storage system comprises the above-mentioned solar-driven air conditioner and fan-linked temperature and humidity control grain storage system and the following steps: Step 1: The photovoltaic power generation detection unit 101, the air conditioning operation power detection unit 102, the fan operation power detection unit 103, the atmospheric temperature and humidity detection unit 104, the warehouse temperature and humidity detection unit 105 and the grain pile temperature and humidity detection unit 106 of the real-time data acquisition and monitoring module 1 respectively collect photovoltaic power generation, air conditioning operation power, fan operation power, atmospheric temperature and humidity, warehouse temperature and humidity and grain pile temperature and humidity; Step 2: The energy supply and demand analysis module 2 compares the difference between the photovoltaic power generation power and the equipment operating power according to the photovoltaic power generation power, air conditioning operating power and fan operating power collected by the photovoltaic power generation power detection unit 101, the air conditioning operating power detection unit 102 and the fan operating power detection unit 103; Step 3: The environmental state judgment module 3 performs a temperature gradient analysis based on the atmospheric temperature and humidity, the temperature and humidity in the warehouse, and the temperature and humidity in the grain pile collected by the atmospheric temperature and humidity detection unit 104, the temperature and humidity in the warehouse detection unit 105, and the temperature and humidity in the grain pile detection unit 106; Step 4: The control strategy execution module 4 controls the operation of the variable frequency air conditioner 401, the variable frequency fan 402 and the electric ventilation window 403 according to the temperature gradient analysis result of the environmental state judgment module 3. When the temperature gradient analysis result is air temperature > warehouse temperature > grain temperature, the variable frequency air conditioner 401 is started, the temperature is set to 15-20℃ in summer and 5-10℃ in winter, the bottom variable frequency fan 402 is started, and the air volume is set to 120-150m 3 / h, humidity is adjusted to 60%±8%, and when the temperature gradient analysis result shows that air temperature < warehouse temperature < grain temperature, the variable frequency air conditioner 401 is turned off, the electric ventilation window 403 on the top of the grain silo is opened, and the variable frequency fan 402 at the bottom is started to inhale the outside cold air, and the air volume is set to 180-200m 3 / h, humidity is controlled to 60%±8%; Step 5: The dynamic optimization module 5 adjusts the air conditioning frequency and the fan speed according to the real-time data feedback, and the system operates in this cycle.

[0013] The specific implementation method is as follows: when using the present invention, the photovoltaic power generation detection unit 101, the air conditioning operation power detection unit 102, the fan operation power detection unit 103, the atmospheric temperature and humidity detection unit 104, the warehouse temperature and humidity detection unit 105 and the grain pile temperature and humidity detection unit 106 of the real-time data acquisition and monitoring module 1 respectively collect the photovoltaic power generation power, the air conditioning operation power, the fan operation power, the atmospheric temperature and humidity, the warehouse temperature and humidity and the grain pile temperature and humidity, and the energy supply and demand analysis module 2 compares the photovoltaic power generation power, the air conditioning operation power and the fan operation power collected by the photovoltaic power generation detection unit 101, the air conditioning operation power detection unit 102 and the fan operation power detection unit 103. The difference between the power generation power and the equipment operating power, the environmental state judgment module 3 performs a temperature gradient analysis based on the atmospheric temperature and humidity, the temperature and humidity in the warehouse, and the temperature and humidity in the grain pile collected by the atmospheric temperature and humidity detection unit 104, the temperature and humidity in the warehouse detection unit 105, and the temperature and humidity in the grain pile detection unit 106. The control strategy execution module 4 controls the operation of the variable frequency air conditioner 401, the variable frequency fan 402, and the electric ventilation window 403 according to the temperature gradient analysis result of the environmental state judgment module 3. When the temperature gradient analysis result is that the air temperature is greater than the warehouse temperature and the grain temperature, the variable frequency air conditioner 401 is started, the temperature is set to 15-20℃ in summer and 5-10℃ in winter, the bottom variable frequency fan 402 is started, and the air volume is set to 120-150m 3 / h, humidity is adjusted to 60%±8%, and when the temperature gradient analysis result shows that air temperature < warehouse temperature < grain temperature, the variable frequency air conditioner 401 is turned off, the electric ventilation window 403 on the top of the grain silo is opened, and the variable frequency fan 402 at the bottom is started to inhale the outside cold air, and the air volume is set to 180-200m 3 / h, the humidity is controlled to 60%±8%, and the dynamic optimization module 5 adjusts the air conditioning frequency and fan speed according to real-time data feedback. The system runs in this cycle.

[0014] Working principle of the present invention: Refer to the instruction manual Figure 1 When using the present invention, by providing a real-time data acquisition and monitoring module 1, an energy supply and demand analysis module 2, an environmental state judgment module 3, a control strategy execution module 4 and a dynamic optimization module 5, the present invention comprehensively applies photovoltaic off-grid power generation direct-drive air conditioning and photovoltaic direct-drive fan technology, which can control the temperature in the grain pile within 20°C in summer and 5-10°C in winter, and the relative humidity control range is 60%±8%, effectively using solar energy to adjust grain temperature and moisture, and achieve the purpose of low-carbon and low-temperature grain storage.

[0015] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change; Secondly: In the drawings of the embodiments disclosed in the present invention, only the structures related to the embodiments disclosed in the present invention are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present invention can be combined with each other; Finally: The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A solar-driven air conditioner and fan-driven temperature and humidity control grain storage system, characterized in that: It includes a real-time data acquisition and monitoring module (1), an energy supply and demand analysis module (2), an environmental status judgment module (3), a control strategy execution module (4) and a dynamic optimization module (5); The real-time data collection and monitoring module (1) comprises a photovoltaic power detection unit (101), an air conditioning operation power detection unit (102), a fan operation power detection unit (103), an atmospheric temperature and humidity detection unit (104), a warehouse temperature and humidity detection unit (105), and a grain pile temperature and humidity detection unit (106); The control strategy execution module (4) comprises a variable frequency air conditioner (401), a variable frequency fan (402) and an electric ventilation window (403); The energy supply and demand analysis module (2) is used to compare the difference between photovoltaic power generation power and equipment operating power; The environmental state judgment module (3) is used to perform gradient analysis on temperature; The control strategy execution module (4) is used to control the operation of the variable frequency air conditioner (401), the variable frequency fan (402) and the electric ventilation window (403) according to the result of the temperature gradient analysis performed by the environmental state judgment module (3); The dynamic optimization module (5) is used to adjust the air conditioning frequency and the fan speed according to real-time data feedback.

2. A method for using a solar-driven air conditioner and fan-driven temperature and humidity control grain storage system, characterized in that: The method comprises the solar-driven air conditioner and fan-driven temperature and humidity control grain storage system as claimed in claim 1 and the following steps: Step 1: The photovoltaic power generation detection unit (101), the air conditioning operation power detection unit (102), the fan operation power detection unit (103), the atmospheric temperature and humidity detection unit (104), the warehouse temperature and humidity detection unit (105) and the grain pile temperature and humidity detection unit (106) of the real-time data collection and monitoring module (1) respectively collect the photovoltaic power generation, the air conditioning operation power, the fan operation power, the atmospheric temperature and humidity, the warehouse temperature and humidity and the grain pile temperature and humidity; Step 2: the energy supply and demand analysis module (2) compares the difference between the photovoltaic power generation power and the equipment operating power according to the photovoltaic power generation power, the air conditioning operating power and the fan operating power collected by the photovoltaic power generation power detection unit (101), the air conditioning operating power detection unit (102) and the fan operating power detection unit (103); Step 3: The environmental state judgment module (3) performs a temperature gradient analysis based on the atmospheric temperature and humidity, the temperature and humidity in the warehouse, and the temperature and humidity in the grain pile collected by the atmospheric temperature and humidity detection unit (104), the temperature and humidity in the warehouse detection unit (105), and the temperature and humidity in the grain pile detection unit (106); Step 4: The control strategy execution module (4) controls the operation of the variable frequency air conditioner (401), the variable frequency fan (402) and the electric ventilation window (403) according to the temperature gradient analysis result of the environmental state judgment module (3). When the temperature gradient analysis result is air temperature > warehouse temperature > grain temperature, the variable frequency air conditioner (401) is started, the temperature is set to 15-20℃ in summer and 5-10℃ in winter, the bottom variable frequency fan (402) is started, and the air volume is set to 120-150m 3 / h, humidity is adjusted to 60%±8%. When the temperature gradient analysis result shows that air temperature < warehouse temperature < grain temperature, the variable frequency air conditioner (401) is turned off, the electric ventilation window (403) on the top of the grain silo is opened, and the variable frequency fan (402) at the bottom is started to inhale the outside cold air. The air volume is set to 180-200m 3 / h, humidity is controlled to 60%±8%; Step 5: The dynamic optimization module (5) adjusts the air conditioning frequency and fan speed according to real-time data feedback, and the system operates in this way.

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