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CN-224219094-U - Farm irrigation system

CN224219094UCN 224219094 UCN224219094 UCN 224219094UCN-224219094-U

Abstract

The embodiment of the specification provides a farmland irrigation system, which comprises a water reservoir, an irrigation pipeline, a generator set and an energy storage device, wherein the irrigation pipeline comprises a water flow input pipeline, a water flow accelerating pipeline and a water flow output pipeline which are sequentially connected in the upstream-to-downstream direction, the upstream end of the water flow input pipeline is connected with the water reservoir, the downstream end of the water flow output pipeline extends into the farmland, the irrigation pipeline is configured to convey water in the water reservoir to the farmland, the upstream end diameter of the water flow accelerating pipeline is larger than the downstream end diameter of the accelerating pipeline, the water flow speed of the downstream end of the water flow accelerating pipeline is larger than the water flow speed of the upstream end of the accelerating pipeline, the generator set is connected with the water flow output pipeline and is configured to convert water potential energy of water flow in the water flow output pipeline into electric energy, and the energy storage device is connected with the generator set and is configured to store and distribute the electric energy generated by the generator set. The high-efficiency energy-saving irrigation and power generation integrated system is realized, and the energy utilization rate is improved.

Inventors

  • ZHANG JIAHUI

Assignees

  • 中卫市鑫耀数创科技发展有限公司

Dates

Publication Date
20260512
Application Date
20250522

Claims (10)

  1. 1. A system for irrigating a farm, comprising: a reservoir (1); An irrigation pipe (2), the irrigation pipe (2) comprising a water flow input pipe (21), a water flow accelerating pipe (22) and a water flow output pipe (23) connected in sequence from upstream to downstream, an upstream end of the water flow input pipe (21) being connected to the reservoir (1), a downstream end of the water flow output pipe (23) extending into the farmland, the irrigation pipe (2) being configured to deliver water in the reservoir (1) to the farmland, wherein an upstream end caliber of the water flow accelerating pipe (22) is greater than a downstream end caliber of the accelerating pipe, and a downstream end water flow speed of the water flow accelerating pipe (22) is greater than an upstream end water flow speed of the accelerating pipe; A generator set (3) connected to the water flow output pipe (23) and configured to convert water potential energy of the water flow in the water flow output pipe (23) into electric energy; And the energy storage device (4) is connected with the generator set (3) and is configured to store and distribute the electric energy generated by the generator set (3).
  2. 2. A farmland irrigation system according to claim 1, characterized in that the difference in height across the water flow acceleration duct (22) is greater than the difference in height across the water flow output duct (23).
  3. 3. The system according to claim 1, further comprising a water pump motor (5), the water pump motor (5) being arranged between a water flow input conduit (21) and the water flow accelerating conduit (22) configured to draw water from the reservoir (1) into the water flow input conduit (21).
  4. 4. A farmland irrigation system according to claim 3, characterized in that the farmland irrigation system further comprises an intelligent control device (6), the intelligent control device (6) is electrically connected with the water pump motor (5), the generator set (3) and the energy storage device (4) and is configured to automatically adjust the rotation speed of the water pump motor (5), the running state of the generator set (3) and the charging and discharging state of the energy storage device (4) according to the irrigation demand of the farmland, the water quantity of the reservoir (1), the power generation state of the generator set (3) and the energy storage state of the energy storage device (4).
  5. 5. The farm irrigation system according to claim 4, wherein the intelligent control device (6) comprises a sensor unit, a data processing unit and a control execution unit; The sensor unit is configured to detect soil humidity of farmlands, water level height of the reservoir (1) and output voltage and current of the generator set (3) in real time, and the data processing unit is configured to receive data transmitted by the sensor module, analyze and process the data according to a preset algorithm model and obtain a control instruction; The control execution unit is configured to automatically adjust the rotating speed of the water pump motor (5), the running state of the generator set (3) and the charging and discharging states of the energy storage device (4) according to the control instruction.
  6. 6. A farmland irrigation system according to claim 3, characterized in that the energy storage device (4) is connected to at least one load (7), the load (7) comprising the water pump motor (5).
  7. 7. A farmland irrigation system according to claim 1, characterized in that the water flow output pipe (23) is provided with connection means (24), the connection means (24) being configured to connect the generator set (3) with the water flow output pipe (23) and to bring the water flow in the water flow output pipe (23) into contact with the rotor of the generator set (3), which rotor rotates with the water flow.
  8. 8. A farmland irrigation system according to claim 7, characterized in that the connection means is a three-way pipe, the junction of the three-way pipe with the generator set (3) being provided with a mechanical seal assembly.
  9. 9. The farmland irrigation system according to claim 1, wherein the water flow input conduit (21), water flow output conduit (23) are non-tapered conduits, and the water flow input conduit (21) has a larger caliber than the water flow output conduit (23).
  10. 10. A farmland irrigation system according to claim 1, characterized in that a flow control valve (8) is provided between the water flow acceleration conduit (22) and the water flow output conduit (23), the flow control valve (8) being configured to control the flow rate of water in the water flow output conduit (23).

Description

Farm irrigation system Technical Field The embodiment of the specification relates to the technical field of farmland irrigation, in particular to a farmland irrigation system. Background In farm irrigation, water for irrigating farmlands is generally delivered to farmlands from water sources (such as reservoirs, rivers, etc.), and the position of the water changes during this process, so that the potential energy thereof changes. Generally, water has a large potential energy at a high place, and as the water flows to a low place (such as a farmland), the potential energy is gradually converted into kinetic energy or other forms of energy, and in the irrigation process, the conventional system often neglects the effective utilization of the potential energy of the water, so that a large amount of energy is wasted. There is a need to provide a more reliable solution to the above technical problems. Disclosure of utility model In view of the foregoing, embodiments of the present disclosure provide a farm irrigation system to solve the technical drawbacks of the prior art. According to a first aspect of embodiments of the present specification, there is provided a farm irrigation system comprising: a reservoir; An irrigation pipe comprising a water flow input pipe, a water flow accelerating pipe and a water flow output pipe connected in sequence from upstream to downstream, an upstream end of the water flow input pipe being connected to the reservoir, a downstream end of the water flow output pipe extending into the farmland, the irrigation pipe being configured to deliver water in the reservoir to the farmland, wherein an upstream port diameter of the water flow accelerating pipe is greater than a downstream end diameter of the accelerating pipe, and a downstream end water flow velocity of the water flow accelerating pipe is greater than an upstream end water flow velocity of the accelerating pipe; a generator set connected with the water flow output pipeline and configured to convert water potential energy of water flow in the water flow output pipeline into electric energy; and the energy storage device is connected with the generator set and is configured to store and distribute the electric energy generated by the generator set. Optionally, the height difference at two ends of the water flow accelerating pipeline is larger than the height difference at two ends of the water flow output pipeline. Optionally, the farm irrigation system further comprises a water pump motor disposed between the water flow input conduit and the water flow accelerating conduit configured to draw water from the reservoir into the water flow input conduit. Optionally, the irrigation system further comprises an intelligent control device, wherein the intelligent control device is electrically connected with the water pump motor, the generator set and the energy storage device and is configured to automatically adjust the rotating speed of the water pump motor, the running state of the generator set and the charging and discharging state of the energy storage device according to irrigation requirements of farmlands, water quantity of the reservoir, the power generation state of the generator set and the energy storage state of the energy storage device. Optionally, the intelligent control device comprises a sensor unit, a data processing unit and a control execution unit; The sensor unit is configured to detect soil humidity of farmlands, water level height of a reservoir, output voltage and current of a generator set in real time, and the data processing unit is configured to receive data transmitted by the sensor module, analyze and process the data according to a preset algorithm model and obtain a control instruction; The control execution unit is configured to automatically adjust the rotating speed of the water pump motor, the running state of the generator set and the charging and discharging states of the energy storage device according to the control instruction. Optionally, the energy storage device is connected with at least one load, and the load comprises the water pump motor. Optionally, the water flow output pipeline is provided with a connecting device, and the connecting device is configured to connect the generator set and the water flow output pipeline, and enable water flow in the water flow output pipeline to be in contact with a rotor of the generator set, and the rotor rotates along with water flow. Optionally, the connecting device is a three-way pipe fitting, and a mechanical sealing component is arranged at the joint of the three-way pipe fitting and the generator set. Optionally, the water flow input pipeline and the water flow output pipeline are non-reducing pipelines, and the caliber of the water flow input pipeline is larger than that of the water flow output pipeline. Optionally, a flow control valve is arranged between the water flow accelerating pipeline and the water flow output pipeline, and the