Automatic water sprinkling system for cooling of wide and sparse lines

Abstract

The invention provides an automatic water sprinkling system for cooling of a Guangzhou line, and relates to the technical field of Guangzhou line cooling systems, the automatic water sprinkling system comprises a soil monitoring module, a control module, a water source module and a pipeline and water sprinkling module, and the water sprinkling module comprises an efficient and energy-saving automatic water sprinkling device. By means of the modules, when the soil temperature of the ground where the wide sparse line is laid exceeds a preset value, the control module can automatically start the water spraying system, the water source module conveys a pretreated water source into the pipeline and water spraying module, and the pipeline and water spraying module automatically adjusts the spraying angle and range according to instructions of the control module; a water source is sprayed to the position of the ground where the wide and sparse line connector is laid to achieve soil wetting, so that the heat dissipation performance of soil is improved, the temperature of the wide and sparse line connector is finally reduced, and the operation safety of the wide and sparse line can be effectively improved; after the connector is cooled through the system, the load and the transmitted electric quantity can be properly increased under the condition that the safety of the wide and sparse wire is ensured.

Description

Technical Field

[0001] The invention relates to the technical field of wide-water line cooling systems, and in particular to a wide-water line cooling automatic watering system. Background Art

[0002] Guangshu line, especially "220kV Guangshu line", has a specific meaning in the power industry, usually referring to a transmission line of a specific voltage level (220kV). Secondly, as a high-voltage transmission line, Guangshu line is mainly used to transmit electric energy, transmitting electricity from power plants or substations to distant power consumption areas. In the power system, such transmission lines play a vital role, ensuring the stable supply and efficient transmission of electric energy.

[0003] When existing power plants or high-voltage substations use wide-distance lines to transmit electricity, the operating current is too large, causing the temperature of the joints on the wide-distance lines to be higher than normal. The joints are at risk of overheating and damage. In addition, the wide-distance lines are buried cables and it is difficult to cool them directly. It is known that the higher the soil humidity, the better the heat dissipation properties. Therefore, it is urgent to design an automatic watering system for wide-distance line cooling to solve the problem of increasing soil humidity through automatic watering when the temperature of the wide-distance line joints is higher than a certain threshold, thereby improving the soil heat dissipation and ultimately reducing the temperature of the wide-distance line joints. Summary of the invention

[0004] The present invention provides an automatic watering system for cooling a wide-line watering system, which is used to solve at least one of the problems raised by the above-mentioned background technology.

[0005] In order to solve the above technical problems, the present invention discloses an automatic watering system for cooling a wide-line watering line, comprising:

[0006] Soil monitoring module: used to monitor the temperature and humidity of the soil along the wide-sparse line in real time, and is provided with a first temperature sensor and a first humidity sensor, which are arranged on both sides of the wide-sparse line or in key areas to obtain accurate soil environmental data;

[0007] Control module: including a processor, a memory and a communication interface. The processor determines and adjusts the watering strategy according to the preset algorithm and the data provided by the soil monitoring module. The memory is used to store the historical data and historical watering strategies monitored by the soil monitoring module. The communication interface is used to realize remote monitoring and manual operation functions;

[0008] Water source module: used to provide water source, including at least one water source interface and a filtering device;

[0009] Pipeline and sprinkler module: The pipeline is used to transport water from the water source module to the sprinkler module, and the sprinkler module includes an automatic sprinkler device;

[0010] The sprinkler module is also provided with a pressure regulating device and a flow monitoring device for accurately controlling the spraying pressure and flow.

[0011] Preferably, the soil monitoring module further includes an environmental parameter supplementary monitoring unit and a data calibration and verification system, and the environmental parameter supplementary monitoring unit includes:

[0012] The second temperature sensor is used to detect the temperature of the air around the surface where the wide-sparse line is laid;

[0013] The second humidity sensor is used to detect the humidity of the air around the surface where the wide-sparse line is laid;

[0014] Flow rate sensor, used to detect the flow rate of the surrounding air when the watering operation is carried out on the surface where the wide-watering line is laid;

[0015] Data calibration and verification system: Regularly calibrate sensors to ensure data accuracy and reliability, while providing a data verification mechanism to identify and eliminate abnormal data.

[0016] Preferably, the control module further includes:

[0017] Automatic start / stop mechanism: Automatically adjusts the frequency, duration and amount of watering based on real-time monitoring data of soil temperature and humidity and preset thresholds;

[0018] Fault detection and alarm system: It can monitor the operating status of the system in real time. The operating status of the monitoring system includes sensor status, pipeline pressure, and water supply status. Once a fault or abnormality is detected, an alarm signal will be issued immediately and sent to the remote monitoring center through the communication interface.

[0019] Preferably, the watering module further comprises:

[0020] Intelligent identification and avoidance system: Through image recognition or radar detection technology, it can automatically identify vehicles, pedestrians or other obstacles on the route laid by the Guangshu line, avoid spraying when people or vehicles pass by, and ensure safety.

[0021] Preferably, the automatic sprinkler device includes: a mounting base, a plurality of gripping tires are installed on the circumferential side of the bottom of the mounting base, a water tank is fixedly installed on one side of the top of the mounting base, a photovoltaic power generation mechanism is fixedly installed on the top of the water tank, a box body is fixedly installed on the other side of the top of the mounting base, and a groove is provided at the bottom of the mounting base, and a spraying mechanism is provided at the bottom of the mounting base.

[0022] Preferably, the photovoltaic power generation mechanism includes: a mounting base, which is fixedly mounted on the top of the water tank, one side of the bottom of the photovoltaic panel is hinged to one side of the top of the mounting base, a slide rail is embedded in the top of the mounting base, the upper end of the support frame is hinged to the other side of the bottom of the photovoltaic panel, and the bottom of the support frame is slidably connected to the slide rail through a slider, the fixed end of the electric telescopic rod is fixedly connected to the top of the mounting base, and the telescopic end of the electric telescopic rod is fixedly connected to the slider, and the storage module is fixedly connected to the top of the box.

[0023] Preferably, the spraying mechanism includes: a servo motor, the servo motor is fixedly mounted on the bottom of the box body, a driving shaft is fixedly mounted on the output shaft of the servo motor, one end of the driving shaft is fixedly connected to a cam, the other end of the connecting rod is hinged to the cam away from the center, a cavity is arranged in the mounting base, the lower end of the connecting rod passes through the bottom of the box body and the top of the cavity and is hinged to the transmission rod, one end of the transmission rod slides through the side wall of the cavity and is slidably connected to the side wall of the groove, and the transmission rod is used to drive two sets of spraying components

[0024] Preferably, the spray assembly described on the front side includes: a fixed rod, both ends of the fixed rod are fixedly mounted on the inner walls on both sides of the groove, the top of the mounting bracket is rotatably connected to the fixed rod, the top of the mounting bracket is hinged to the transmission rod through a plurality of connecting rods, and the connecting rods are arranged at intervals along the transmission rod, a plurality of nozzles are provided on the mounting bracket, a water pump is fixedly mounted on the top of the mounting base, the nozzle is connected to the water outlet of the box through a water pipe, and the water pump is connected to the water pipe.

[0025] Preferably, it also includes a cooling performance detection device, which is used for detecting the cooling effect of the automatic sprinkler after the wide-line laying surface is sprinkled with water, and the cooling performance detection device includes:

[0026] The third temperature sensor is used to detect the temperature of the water in the water tank when the automatic sprinkler performs a sprinkler operation on the surface of the wide-line laying;

[0027] A controller and an alarm, wherein the controller is electrically connected to the first temperature sensor, the second temperature sensor, the third temperature sensor, the flow rate sensor and the alarm, and the controller controls the operation of the alarm based on the first temperature sensor, the second temperature sensor, the third temperature sensor and the flow rate sensor.

[0028] Preferably, the controller controls the alarm to work based on the first temperature sensor, the second temperature sensor, the third temperature sensor and the flow rate sensor, comprising the following steps:

[0029] Step 1: According to formula (1) and the detection values ​​of the first temperature sensor and the second temperature sensor, calculate the actual surface temperature T of the wide-line when the automatic sprinkler performs a sprinkler operation on the wide-line laying ground. c :

[0030]

[0031] Among them, T c is the actual surface temperature of the wide-line when the automatic sprinkler performs watering operation on the ground where the wide-line is laid, α is the absorption rate of the ground to thermal radiation, τ is the thermal conductivity of the air, sec is the secant function, z is the latitude of the location where the wide-line is laid, and h c is the heat transfer coefficient of the ground, D is the diffusion coefficient of water vapor at a temperature of 273K, T1 is the detection value of the first temperature sensor for the surface soil temperature of the wide-sparse line, T2 is the detection value of the second temperature sensor for the surrounding air temperature of the surface of the wide-sparse line, ε is the reflectivity of the ground to thermal radiation, σ is the Boltzmann constant, and λ is the thermal conductivity coefficient of the ground soil;

[0032] Step 2: According to the following formula (2) and the detection values ​​of the third temperature sensor and the flow rate sensor, the actual cooling effect η of the wide and thin line after the wide and thin line laying ground is watered by the automatic sprinkler, and the controller compares the actual cooling effect η of the wide and thin line after the wide and thin line laying ground is watered by the automatic sprinkler with the preset wide and thin line cooling effect range. When the actual wide and thin line cooling effect η is not within the preset wide and thin line cooling effect range, the controller controls the alarm to sound an alarm:

[0033]

[0034] Among them, η is the actual cooling effect of the wide-line after the wide-line laying ground is watered by the automatic sprinkler, ρ1 is the density of water in the water tank, C w is the specific heat capacity of water, d is the diameter of the nozzle in the automatic sprinkler, h is a is the latent heat of vaporization of water in the water tank, T3 is the detected value of the temperature of water in the water tank when the automatic sprinkler device sprinkles water on the surface where the wide-spread line is laid, ρ2 is the density of the air around the surface where the wide-spread line is laid, C a is the specific heat capacity of air at constant pressure, A is the area sprayed by the automatic sprinkler at the same position, and v is the detection value of the air flow rate around the surface laid by the wide-sparse line when the sprinkler is operating.

[0035] Compared with the prior art, the wide-line cooling automatic watering system provided by the present invention has the following beneficial effects:

[0036] 1. The above-mentioned automatic sprinkler system for cooling the wide-pile line is equipped with a soil detection module, a control module, a water source module, and a pipe and sprinkler module. When the soil temperature of the ground where the wide-pile line is laid exceeds the preset value, the control module will automatically start the sprinkler system, and the water source module will transport the pre-treated water source to the pipe and sprinkler module. The pipe and sprinkler module automatically adjust the spraying angle and range according to the instructions of the control module, and spray the water source to the ground position where the wide-pile line joint is laid to wet the soil, thereby improving the heat dissipation of the soil, and finally reducing the temperature of the wide-pile line joint, effectively improving the safety of the wide-pile line operation.

[0037] 2. The automatic watering device set up above can automatically realize the watering operation on the surface where the wide and thinning lines are laid. When the temperature of the wide and thinning line joints is higher than a certain threshold, the soil moisture is increased by sprinkling water, thereby improving the soil heat dissipation and ultimately reducing the temperature of the wide and thinning line joints; at the same time, the safety of the wide and thinning line operation is improved. After the joints are cooled by the automatic watering device, the load and power transmission can be appropriately increased while ensuring the safety of the wide and thinning line. BRIEF DESCRIPTION OF THE DRAWINGS

[0038] In order to more clearly illustrate the technical solutions in the present invention or the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0039] Figure 1 A schematic diagram of the structure of an automatic watering system for cooling a wide-line watering system provided by an embodiment of the present invention;

[0040] Figure 2 A schematic diagram of the structure of an automatic sprinkler device of a wide-line cooling automatic sprinkler system provided by an embodiment of the present invention;

[0041] Figure 3 A schematic diagram of the top view of the structure of the connection between the transmission rod and the mounting bracket of the wide-line cooling automatic sprinkler system provided in an embodiment of the present invention.

[0042] Reference numerals:

[0043] 1. Automatic sprinkler; 2. Mounting base; 201. Groove; 3. Grip tire; 4. Water tank; 5. Photovoltaic power generation mechanism; 6. Box; 7. Spraying mechanism; 8. Mounting seat; 9. Photovoltaic panel; 10. Slide rail; 11. Support frame; 12. Slider; 13. Electric telescopic rod; 14. Storage module; 15. Servo motor; 16. Drive shaft; 17. Cam; 18. Connecting rod; 19. Transmission rod; 20. Cavity; 21. Fixing rod; 22. Mounting bracket; 23. Connecting rod; 24. Sprinkler; 25. Water pump; 26. Water pipe. DETAILED DESCRIPTION

[0044] In order to make the purpose, technical solution and advantages of the present invention clearer, the technical solution of the present invention will be clearly and completely described below in conjunction with the drawings of the present invention. Obviously, the described embodiments are 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.

[0045] The present invention provides the following embodiments

[0046] Example 1

[0047] The embodiment of the present invention provides an automatic watering system for cooling a wide-line. Figure 1 As shown, including:

[0048] Soil monitoring module: used to monitor the temperature and humidity of the soil along the wide-sparse line in real time, and is provided with a first temperature sensor and a first humidity sensor, which are arranged on both sides of the wide-sparse line or in key areas to obtain accurate soil environmental data;

[0049] Control module: including a processor, a memory and a communication interface. The processor determines and adjusts the watering strategy according to the preset algorithm and the data provided by the soil monitoring module. The memory is used to store the historical data and historical watering strategies monitored by the soil monitoring module. The communication interface is used to realize remote monitoring and manual operation functions;

[0050] Water source module: used to provide a stable and reliable water source, including at least one water source interface and a filtering device to ensure clean water quality. The water source interface can be connected to a municipal water supply system, a groundwater well or a rainwater collection system;

[0051] Pipeline and sprinkler module: The pipeline is used to transport water from the water source module to the sprinkler module. The sprinkler module includes an automatic sprinkler device, which can automatically adjust the spraying angle, range and intensity according to the instructions of the control module;

[0052] The sprinkler module is also provided with a pressure regulating device and a flow monitoring device for accurately controlling the spraying pressure and flow.

[0053] Preferably, the soil monitoring module further includes an environmental parameter supplementary monitoring unit and a data calibration and verification system, and the environmental parameter supplementary monitoring unit includes:

[0054] The second temperature sensor is used to detect the temperature of the air around the surface where the wide-sparse line is laid;

[0055] The second humidity sensor is used to detect the humidity of the air around the surface where the wide-sparse line is laid;

[0056] Flow rate sensor, used to detect the flow rate of the surrounding air when the watering operation is carried out on the surface where the wide-watering line is laid;

[0057] Data calibration and verification system: Regularly calibrate sensors to ensure data accuracy and reliability, while providing a data verification mechanism to identify and eliminate abnormal data;

[0058] Among them, the environmental parameter supplementary monitoring unit evaluates the soil environmental status more comprehensively and optimizes the watering strategy based on the air temperature, humidity, wind speed and wind direction parameters obtained through monitoring.

[0059] Preferably, an automatic start / stop mechanism: based on real-time monitoring data of soil temperature and humidity and preset thresholds, the watering frequency, duration and spraying amount are automatically adjusted to maintain the soil at an optimal moisture and temperature state;

[0060] Fault detection and alarm system: It can monitor the operating status of the system in real time. The operating status of the monitoring system includes sensor status, pipeline pressure, and water supply status. Once a fault or abnormality is detected, an alarm signal will be issued immediately and sent to the remote monitoring center through the communication interface.

[0061] Preferably, the watering module further comprises:

[0062] Intelligent identification and avoidance system: Through image recognition or radar detection technology, it can automatically identify vehicles, pedestrians or other obstacles on the route laid by the Guangshu line, avoid spraying when people or vehicles pass by, and ensure safety.

[0063] The working principle and beneficial effects of the above technical solution are:

[0064] The automatic sprinkler system for cooling the wide-sparse line of the present invention comprises a soil monitoring module for real-time monitoring of the temperature and humidity of the soil along the wide-sparse line; a control module, as the intelligent core of the system, comprising a processor, a memory and a communication interface; a water source module for providing a stable and reliable water source; a pipeline and a sprinkler module, which is used to transport the water source from the water source module to the sprinkler module, the sprinkler module comprising an efficient and energy-saving automatic sprinkler device, the automatic sprinkler device can automatically adjust the spraying angle, range and intensity according to the instructions of the control module; wherein the sprinkler module is also provided with a pressure regulating device and a flow monitoring device for accurately controlling the spraying pressure and flow. The soil detection module, control module, water source module and pipeline and sprinkler module provided in the above system are such that when the soil temperature of the ground where the wide-pile line is laid exceeds a preset value, the control module will automatically start the sprinkler system, the water source module will transport the pre-treated water source to the pipeline and sprinkler module, the pipeline and sprinkler module will automatically adjust the spraying angle and range according to the instruction of the control module, and spray the water source to the ground position where the wide-pile line joint is laid to wet the soil, thereby improving the heat dissipation of the soil, and ultimately reducing the temperature of the wide-pile line joint; at the same time, improving the safety of the wide-pile line operation; at the same time, the control module will automatically adjust the sprinkler frequency and intensity according to the real-time monitored environmental parameters to ensure the optimization of the cooling of the wide-pile line joint; after the wide-pile line joint is cooled by the system, the load and the amount of power transmitted can be appropriately increased while ensuring the safety of the wide-pile line.

[0065] The above-mentioned automatic sprinkler system for cooling the wide-sparse power line has the following advantages: first, it is intelligent and highly automated, and can automatically adjust the sprinkler strategy according to environmental parameters; second, it has significant cooling and dust removal effects, and can improve the safety and comfort of wide-sparse power transmission; third, it is easy to maintain, with a simple system structure, and is easy to operate and maintain.

[0066] Example 2

[0067] On the basis of Example 1, Figure 2-Figure 3 The automatic sprinkler device 1 includes: a mounting base 2, a plurality of gripping tires 3 are installed around the bottom of the mounting base 2, a water tank 4 is fixedly installed on one side of the top of the mounting base 2, a photovoltaic power generation mechanism 5 is fixedly installed on the top of the water tank 4, a box body 6 is fixedly installed on the other side of the top of the mounting base 2, and a groove 201 is provided at the bottom of the mounting base 2, and a spraying mechanism 7 is provided at the bottom of the mounting base 2.

[0068] Preferably, the photovoltaic power generation mechanism 5 includes: a mounting seat 8, the mounting seat 8 is fixedly mounted on the top of the water tank 4, one side of the bottom of the photovoltaic panel 9 is hinged to one side of the top of the mounting seat 8, a slide rail 10 is embedded in the top of the mounting seat 8, the upper end of the support frame 11 is hinged to the other side of the bottom of the photovoltaic panel 9, and the bottom of the support frame 11 is slidably connected to the slide rail 10 through a slider 12, the fixed end of the electric telescopic rod 13 is fixedly connected to the top of the mounting seat 8, and the telescopic end of the electric telescopic rod 13 is fixedly connected to the slider 12, and the storage module 14 is fixedly connected to the top of the box body 6.

[0069] Preferably, the spraying mechanism 7 includes: a servo motor 15, the servo motor 15 is fixedly mounted at the bottom of the box body 6, a drive shaft 16 is fixedly mounted on the output shaft of the servo motor 15, one end of the drive shaft 16 is fixedly connected to a cam 17, the other end of a connecting rod 18 is hinged to the cam 17 away from the center, a cavity 20 is arranged in the mounting base 2, the lower end of the connecting rod 18 passes through the bottom of the box body 6 and the top of the cavity 20 and is hinged to the transmission rod 19, one end of the transmission rod 19 slides through the side wall of the cavity 20 and is slidably connected to the side wall of the groove 201, and the transmission rod 19 is used to drive two groups of spraying components.

[0070] Preferably, the spray assembly described on the front side includes: a fixed rod 21, both ends of the fixed rod 21 are fixedly mounted on the inner walls on both sides of the groove 201, the top of the mounting bracket 22 is rotatably connected to the fixed rod 21, the top of the mounting bracket 22 is hinged to the transmission rod 19 through a plurality of connecting rods 23, and the connecting rods 23 are arranged at intervals along the transmission rod 19, a plurality of nozzles 24 are provided on the mounting bracket 22, a water pump 25 is fixedly mounted on the top of the mounting base 2, the nozzle 24 is connected to the water outlet of the box body 6 through a water pipe 26, and the water pump 25 is connected to the water pipe 26.

[0071] The working principle and beneficial effects of the above technical solution are:

[0072] The automatic sprinkler device 1 provided in the above-mentioned automatic sprinkler system for cooling the wide-line can automatically realize the operation of sprinkling water and cooling the ground where the wide-line is laid, increase the soil moisture by sprinkling water, thereby improving the heat dissipation of the soil, and finally reduce the temperature of the wide-line joint. The above-mentioned photovoltaic power generation mechanism 5 can provide power for the equipment in the automatic sprinkler device 1, wherein the photovoltaic panel 9 can be adjusted according to the actual environmental conditions, and the sliding block 12 is driven by the extension of the electric telescopic rod 13 to slide left and right along the slide rail 10 provided on the top of the mounting seat 8, thereby driving the photovoltaic panel 9 hinged by the support frame 11 to adjust the angle, and ensure the photovoltaic panel 9 The requirements for the light angle when generating electricity are guaranteed. At the same time, when there is no need to generate electricity, the photovoltaic panel 9 can be recycled by the extension of the electric telescopic rod 13. The storage module 14 provided therein can realize the storage of the power supply of the photovoltaic power generation mechanism 5 to realize the use of electricity by the automatic sprinkler device 1.

[0073] Secondly, the spraying mechanism 7 set above, when the automatic sprinkler device 1 needs to perform a watering and cooling operation, the water source in the water tank 4 is transported to the plurality of nozzles 24 through the water pump 25 through the water pipe 26, so that the spraying assembly sprays the ground. At the same time, if the angle of the nozzle 24 is changed, it is only necessary to start the servo motor 15, and the servo motor 15 drives the fixedly connected driving shaft 16 to rotate, and at the same time, the cam 17 fixedly connected to the driving shaft 16 rotates synchronously, and then drives the connecting rod 18 fixedly connected to the cam 17 away from the center to rotate synchronously, so that the transmission rod 19 hinged at the lower end of the connecting rod 18 The mounting bracket 22 slides up and down along the side wall of the cavity 20 and the inner wall of the groove 201. The top of the mounting bracket 22 is hinged to the transmission rod 19 through a plurality of connecting rods 23, and the connecting rods 23 are arranged at intervals along the transmission rod 19, so that the transmission rod 19 drives the hinged connecting rods 23 to realize the rotation of the mounting bracket 22 along the fixed rod 21, thereby realizing the forward and backward swinging of the plurality of nozzles 24 on the mounting bracket 22, completing the adjustment of the spraying angles of the plurality of nozzles 24, and also increasing the spraying area, so that the automatic sprinkler device 1 can effectively wet the ground soil, greatly improving the cooling effect of the wide-line joint.

[0074] Example 3

[0075] On the basis of Embodiment 1 or 2, a cooling performance detection device is further included, which is used for the automatic sprinkler 1 to detect the cooling effect of the surface of the wide-line laying after the sprinkler operation, and the cooling performance detection device includes:

[0076] The third temperature sensor 3 is used to detect the temperature of the water in the water tank 4 when the automatic sprinkler 1 performs a sprinkler operation on the surface of the wide-line laying;

[0077] A controller and an alarm, wherein the controller is electrically connected to the first temperature sensor, the second temperature sensor, the third temperature sensor, the flow rate sensor and the alarm, and the controller controls the operation of the alarm based on the first temperature sensor, the second temperature sensor, the third temperature sensor and the flow rate sensor.

[0078] Preferably, the controller controls the alarm to work based on the first temperature sensor, the second temperature sensor, the third temperature sensor and the flow rate sensor, comprising the following steps:

[0079] Step 1: According to formula (1) and the detection values ​​of the first temperature sensor and the second temperature sensor, calculate the actual surface temperature T of the wide-line when the automatic sprinkler 1 performs a sprinkler operation on the wide-line paving ground. c :

[0080]

[0081] Among them, T c is the actual surface temperature of the wide-line when the automatic sprinkler 1 performs watering operation on the ground where the wide-line is laid, α is the absorption rate of the ground to thermal radiation, τ is the thermal conductivity coefficient of the air, sec is the secant function, z is the latitude of the location where the wide-line is laid, and h c is the heat transfer coefficient of the ground (unit: W / (m 2 ·K)), D is the diffusion coefficient of water vapor at 273K (valued at 0.22×10 -4 m 2 / s), T1 is the detection value of the first temperature sensor on the soil temperature of the surface where the wide-sparse line is laid, T2 is the detection value of the second temperature sensor on the air temperature around the surface where the wide-sparse line is laid, ε is the reflectivity of the ground to thermal radiation, σ is the Boltzmann constant (the value is 1.38×10 -23 J / K), λ is the thermal conductivity of the ground soil (unit: W / (m·K));

[0082] Step 2: According to the following formula (2) and the detection values ​​of the third temperature sensor and the flow rate sensor, the actual cooling effect η of the wide and thin line after the wide and thin line laying ground is sprinkled with water by the automatic sprinkler 1 is calculated. The controller compares the actual cooling effect η of the wide and thin line after the wide and thin line laying ground is sprinkled with water by the automatic sprinkler 1 with the preset wide and thin line cooling effect range. When the actual cooling effect η of the wide and thin line is not within the preset wide and thin line cooling effect range, the controller controls the alarm to sound an alarm:

[0083]

[0084] Wherein, η is the actual cooling effect of the wide-line after the wide-line laying ground is watered by the automatic sprinkler 1, ρ1 is the density of water in the water tank 4, C w is the specific heat capacity of water (in J / (kg·K)), d is the diameter of the nozzle 24 in the automatic sprinkler 1, and h is a is the latent heat of vaporization of the water in the water tank 4 (in J / kg), T3 is the detected value of the temperature of the water in the water tank 4 when the automatic watering device 1 performs watering operation on the surface where the wide-spreading line is laid, ρ2 is the density of the air around the surface where the wide-spreading line is laid, C a is the constant pressure specific heat capacity of air, A is the area of ​​the ground sprayed by the automatic sprinkler 1 at the same position, and v is the detection value of the surrounding air velocity when the flow velocity sensor performs watering operations on the surface of the wide-sparse line laying.

[0085] The beneficial effects of the above technical solution are as follows: first, according to formula (1) and the detection values ​​of the first temperature sensor and the second temperature sensor, the actual surface temperature T of the wide-line paved ground when the automatic sprinkler 1 performs a sprinkler operation is calculated. c By comprehensively considering the ground's absorption rate of thermal radiation, the thermal conductivity coefficient of air, the latitude of the location where the wide-sparse line is laid, the heat transfer coefficient of the ground, the diffusion coefficient of water vapor at 273K, the temperature of the surface soil where the wide-sparse line is laid, the temperature of the air around the surface where the wide-sparse line is laid, the reflectivity of the ground to thermal radiation, the Boltzmann constant, and the thermal conductivity coefficient of the ground soil, the calculation results are made more accurate and reliable.

[0086] Then, according to (2) and the detection values ​​of the third temperature sensor and the flow rate sensor, the actual cooling effect η of the wide-line paving after the wide-line paving ground is sprinkled with water by the automatic sprinkler 1 is calculated, and the calculation result is more accurate and reliable by comprehensively considering the density of water in the water tank 4, the specific heat capacity of water, the diameter of the nozzle 24 in the automatic sprinkler 1, the latent heat of vaporization of water in the water tank 4, the temperature of the water in the water tank 4 when the automatic sprinkler 1 is sprinkling water on the wide-line paving ground, the density of the air around the wide-line paving ground, the constant pressure specific heat capacity of air, the area of ​​the ground sprayed by the automatic sprinkler 1 at the same position, and the flow rate of the surrounding air when the wide-line paving ground is sprinkled with water, so as to make the calculation result more accurate and reliable;

[0087] Secondly, the controller controls the alarm based on the first temperature sensor, the second temperature sensor, the third temperature sensor and the flow rate sensor. If the actual cooling effect of the wide-line after the automatic sprinkler 1 currently performs a sprinkler operation on the wide-line laying ground is not within the preset wide-line cooling effect range, the controller controls the alarm to sound an alarm, thereby reminding the staff to promptly inspect the automatic sprinkler 1, and perform maintenance on the automatic sprinkler 1 according to the actual inspection results to maintain the use requirements of the automatic sprinkler 1 for sprinkler cooling operations on the wide-line, while ensuring the overall normal operation of the automatic sprinkler 1 and reducing energy loss and cooling effects, and effectively improving the service life of the automatic sprinkler 1, further meeting the use requirements of the automatic sprinkler 1 for reliability and stability in operation, and by real-time monitoring of the working status of the automatic sprinkler 1 during operation, not only the efficiency of the automatic sprinkler 1 in sprinkling and cooling the wide-line is improved, but also it is ensured that the automatic sprinkler 1 can quickly discover and complete maintenance in time after a fault occurs.

[0088] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. Wide-line cooling automatic watering system, characterized by: include: Soil monitoring module: used to monitor the temperature and humidity of the soil along the wide-sparse line in real time, and is provided with a first temperature sensor and a first humidity sensor, which are arranged on both sides of the wide-sparse line or in key areas to obtain accurate soil environmental data; Control module: including a processor, a memory and a communication interface. The processor determines and adjusts the watering strategy according to the preset algorithm and the data provided by the soil monitoring module. The memory is used to store the historical data and historical watering strategies monitored by the soil monitoring module. The communication interface is used to realize remote monitoring and manual operation functions; Water source module: used to provide water source, including at least one water source interface and a filtering device; Pipeline and sprinkler module: The pipeline is used to transport water from the water source module to the sprinkler module, and the sprinkler module includes an automatic sprinkler device; The sprinkler module is also provided with a pressure regulating device and a flow monitoring device for accurately controlling the spraying pressure and flow.

2. The automatic watering system for cooling the wide-line watering system according to claim 1 is characterized in that: The soil monitoring module also includes an environmental parameter supplementary monitoring unit and a data calibration and verification system. The environmental parameter supplementary monitoring unit includes: The second temperature sensor is used to detect the temperature of the air around the surface where the wide-sparse line is laid; The second humidity sensor is used to detect the humidity of the air around the surface where the wide-sparse line is laid; Flow rate sensor, used to detect the flow rate of the surrounding air when the watering operation is carried out on the surface where the wide-watering line is laid; Data calibration and verification system: Regularly calibrate sensors to ensure data accuracy and reliability, while providing a data verification mechanism to identify and eliminate abnormal data.

3. The automatic watering system for cooling the wide-line watering system according to claim 1 is characterized in that: The control module also includes: Automatic start / stop mechanism: Automatically adjusts the frequency, duration and amount of watering based on real-time monitoring data of soil temperature and humidity and preset thresholds; Fault detection and alarm system: It can monitor the operating status of the system in real time. The operating status of the monitoring system includes sensor status, pipeline pressure, and water supply status. Once a fault or abnormality is detected, an alarm signal will be issued immediately and sent to the remote monitoring center through the communication interface.

4. The automatic watering system for cooling the wide-line watering system according to claim 1 is characterized in that: The watering module also includes: Intelligent identification and avoidance system: Through image recognition or radar detection technology, it can automatically identify vehicles, pedestrians or other obstacles on the route laid by the Guangshu line, avoid spraying when people or vehicles pass by, and ensure safety.

5. The automatic watering system for cooling the wide-line watering system according to claim 1 is characterized in that: The automatic sprinkler device (1) comprises: a mounting base (2), a plurality of gripping tires (3) are mounted on the peripheral side of the bottom of the mounting base (2), a water tank (4) is fixedly mounted on one side of the top of the mounting base (2), a photovoltaic power generation mechanism (5) is fixedly mounted on the top of the water tank (4), a box body (6) is fixedly mounted on the other side of the top of the mounting base (2), a groove (201) is provided at the bottom of the mounting base (2), and a spraying mechanism (7) is provided at the bottom of the mounting base (2).

6. The automatic watering system for cooling the wide-line watering system according to claim 5 is characterized in that: The photovoltaic power generation mechanism (5) comprises: a mounting seat (8), the mounting seat (8) is fixedly mounted on the top of the water tank (4), one side of the bottom of the photovoltaic panel (9) is hinged to one side of the top of the mounting seat (8), a slide rail (10) is embedded in the top of the mounting seat (8), the upper end of the support frame (11) is hinged to the other side of the bottom of the photovoltaic panel (9), and the bottom of the support frame (11) is slidably connected to the slide rail (10) through a slider (12), the fixed end of the electric telescopic rod (13) is fixedly connected to the top of the mounting seat (8), and the telescopic end of the electric telescopic rod (13) is fixedly connected to the slider (12), and the storage module (14) is fixedly connected to the top of the box body (6).

7. The automatic watering system for cooling the wide-line watering system according to claim 5 is characterized in that: The spraying mechanism (7) comprises: a servo motor (15), the servo motor (15) is fixedly mounted at the bottom of the box (6), a driving shaft (16) is fixedly mounted on the output shaft of the servo motor (15), one end of the driving shaft (16) is fixedly connected to a cam (17), the other end of a connecting rod (18) is hinged at a position away from the center of the cam (17), a cavity (20) is arranged in the mounting base (2), the lower end of the connecting rod (18) passes through the bottom of the box (6) and the top of the cavity (20) and is hinged to a transmission rod (19), one end of the transmission rod (19) slides through the side wall of the cavity (20) and is slidably connected to the side wall of the groove (201), and the transmission rod (19) is used to drive two groups of spraying components.

8. The automatic watering system for cooling the wide-line watering system according to claim 7 is characterized in that: The spray assembly described on the front side comprises: a fixed rod (21), the two ends of the fixed rod (21) are fixedly mounted on the inner walls of both sides of the groove (201), the top of the mounting bracket (22) is rotatably connected to the fixed rod (21), the top of the mounting bracket (22) is hinged to the transmission rod (19) through a plurality of connecting rods (23), and the connecting rods (23) are arranged at intervals along the transmission rod (19), the mounting bracket (22) is provided with a plurality of spray heads (24), a water pump (25) is fixedly mounted on the top of the mounting base (2), the spray head (24) is connected to the water outlet of the box body (6) through a water pipe (26), and the water pump (25) is connected to the water pipe (26).

9. The automatic watering system for cooling the wide-line watering system according to claim 1 is characterized in that: The invention also includes a cooling performance detection device, which is used for detecting the cooling effect of the automatic watering device (1) after the watering operation is performed on the surface of the wide-spreading line. The cooling performance detection device includes: A third temperature sensor is used to detect the temperature of water in the water tank (4) when the automatic watering device (1) performs a watering operation on the surface of the wide-line laying ground; A controller and an alarm, wherein the controller is electrically connected to the first temperature sensor, the second temperature sensor, the third temperature sensor, the flow rate sensor and the alarm, and the controller controls the operation of the alarm based on the first temperature sensor, the second temperature sensor, the third temperature sensor and the flow rate sensor.

10. The automatic watering system for cooling the wide-line watering system according to claim 9 is characterized in that: The controller controls the alarm to work based on the first temperature sensor, the second temperature sensor, the third temperature sensor and the flow rate sensor, including the following steps: Step 1: According to formula (1) and the detection values ​​of the first temperature sensor and the second temperature sensor, calculate the actual surface temperature T of the wide-spread line when the automatic sprinkler device (1) sprinkles water on the wide-spread line paving ground c : Among them, T c is the actual surface temperature of the wide-line when the automatic sprinkler (1) is sprinkling water on the ground where the wide-line is laid, α is the absorption rate of the ground to thermal radiation, τ is the thermal conductivity of air, sec is the secant function, z is the latitude of the location where the wide-line is laid, and h c is the heat transfer coefficient of the ground, D is the diffusion coefficient of water vapor at a temperature of 273K, T1 is the detection value of the first temperature sensor for the surface soil temperature of the wide-sparse line, T2 is the detection value of the second temperature sensor for the surrounding air temperature of the surface of the wide-sparse line, ε is the reflectivity of the ground to thermal radiation, σ is the Boltzmann constant, and λ is the thermal conductivity coefficient of the ground soil; Step 2: According to the following formula (2) and the detection values ​​of the third temperature sensor and the flow rate sensor, the actual cooling effect η of the wide-line paving after the wide-line paving ground is sprinkled with water by the automatic sprinkler (1), and the controller compares the actual cooling effect η of the wide-line paving after the wide-line paving ground is sprinkled with water by the automatic sprinkler with a preset wide-line cooling effect range. When the actual cooling effect η of the wide-line paving is not within the preset wide-line cooling effect range, the controller controls the alarm to sound an alarm: Wherein, η is the actual cooling effect of the wide-line after the wide-line laying ground is watered by the automatic watering device (1), ρ1 is the density of water in the water tank (4), C w is the specific heat capacity of water, d is the diameter of the nozzle (24) in the automatic sprinkler device (1), h a is the latent heat of vaporization of the water in the water tank (4), T3 is the detected value of the temperature of the water in the water tank (4) when the automatic watering device (1) performs watering operation on the surface where the wide-spreading line is laid, ρ2 is the density of the air around the surface where the wide-spreading line is laid, C a is the specific heat capacity of air at constant pressure, A is the area of ​​the ground sprayed by the automatic sprinkler (1) at the same position, and v is the detection value of the air velocity around the surface of the wide-sparse line when the sprinkler is operating.

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