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CN-121993371-A - Vibration energy harvesting system and method

CN121993371ACN 121993371 ACN121993371 ACN 121993371ACN-121993371-A

Abstract

The application provides a vibration energy collecting system which is used for collecting vibration energy generated by at least one organism in the livestock breeding process, and comprises an energy conversion device, an energy storage device and a control device, wherein the energy conversion device is in contact with the at least one organism and is used for sensing vibration of the at least one organism in the activity process based on a piezoelectric effect and converting the vibration into an electric signal, and the energy storage device is electrically connected with the energy collection device and is used for storing electric energy based on the electric signal. The application also provides a vibration energy collection method.

Inventors

  • LV YUXUAN

Assignees

  • 鸿海精密工业股份有限公司

Dates

Publication Date
20260508
Application Date
20241107

Claims (10)

  1. 1. A vibration energy harvesting system for harvesting vibration energy generated by at least one organism during a livestock breeding process, comprising: An energy conversion device in contact with at least one living organism for sensing vibrations of the at least one living organism during an activity based on a piezoelectric effect and converting the vibrations into an electrical signal, and And the energy storage device is electrically connected with the energy collection device and is used for storing electric energy based on the electric signal.
  2. 2. A vibrational energy harvesting system according to claim 1, wherein said energy conversion device comprises a plurality of piezoelectric structures, each of said piezoelectric structures being electrically connected to said energy storage device, respectively, each of said piezoelectric structures being for independently sensing activity of said at least one biological object.
  3. 3. A vibration energy harvesting system according to claim 2, wherein each of the piezoelectric structures is generally plate-like in shape for generating the electrical signal by sensing a pedaling or collision action of the at least one biological object.
  4. 4. A vibration energy harvesting system according to claim 3, wherein the plurality of piezoelectric structures are arranged in a matrix comprising a plurality of rows and columns, each adjacent two of the piezoelectric structures being in direct contact.
  5. 5. A vibration energy harvesting system according to claim 2, wherein each of the piezoelectric structures is generally flexible ribbon-like structure having one end secured to the at least one living organism and the other end oscillating with the activity of the at least one living organism, the electrical signal being generated by sensing the direction and magnitude of the oscillation itself.
  6. 6. A vibration energy harvesting system according to claim 2, wherein each of the piezoelectric structures comprises a first electrode layer, a piezoelectric layer, and a second electrode layer stacked in sequence, the piezoelectric layer, when subjected to pressure, creating a potential difference between the first electrode layer and the second electrode layer to output the electrical signal.
  7. 7. The vibration energy harvesting system of claim 1, further comprising an electrical device in electrical communication with the energy storage device; the energy storage device is also used for transmitting the stored electric energy to the electricity utilization device for use by the electricity utilization device.
  8. 8. The vibration energy harvesting system of claim 7, wherein the powered device comprises an automatic feeder, an automatic water reservoir, a lighting device, an automatic barrier, a positioning device, or a health detection device.
  9. 9. A vibration energy harvesting system according to claim 1, wherein the energy storage device comprises a capacitor or an energy storage battery.
  10. 10. A method of harvesting vibrational energy, for harvesting vibrational energy generated by at least one organism during a livestock breeding process; the vibration energy collection method comprises the following steps: Sensing vibrations during the at least one biological activity with an energy conversion device and converting the vibrations into an electrical signal, and The electrical signal is stored in an energy storage device.

Description

Vibration energy harvesting system and method Technical Field The present application relates to a vibration energy harvesting system and a method of harvesting vibration energy using the same. Background Animal husbandry plays an important role in global economy, and not only meets the diet requirement of human beings, but also reserves other abundant energy resources. For example, organisms in the animal industry are able to provide not only foods such as meats, dairy products, etc., but also themselves as a labor resource, and their excretions as fuel. However, as science advances, humans find more hidden energy resources in the animal industry. The living body can continuously generate vibration energy when performing daily activities, such as walking and running. If vibration energy in the livestock movement process is converted into usable electric energy through a vibration energy acquisition technology, the energy utilization efficiency in the animal husbandry can be greatly improved, and the ecological sustainable development is promoted. Disclosure of Invention A first aspect of the present application provides a vibration energy harvesting system for harvesting vibration energy generated by at least one organism during a livestock breeding process, comprising: An energy conversion device in contact with at least one living organism for sensing vibrations of the at least one living organism during an activity based on a piezoelectric effect and converting the vibrations into an electrical signal, and And the energy storage device is electrically connected with the energy collection device and is used for storing electric energy based on the electric signal. In the vibration energy collecting system, vibration energy generated in daily activities of living beings is converted into reusable electric energy by the energy conversion device, and the electric energy is accumulated and stored by the energy storage device. When the energy storage device is electrically connected with some electric devices in the animal husbandry, the energy storage device can transmit the electric energy to the electric devices for use. Vibration energy in the process of organism activities in the animal husbandry is collected through the vibration energy collecting system, so that the energy utilization efficiency in the animal husbandry can be effectively improved, the use of traditional energy sources is reduced, and the sustainable development of the industry is promoted. Further, the energy conversion device comprises a plurality of piezoelectric structures, each piezoelectric structure is electrically connected with the energy storage device, and each piezoelectric structure is used for independently sensing the activity of the at least one living organism. Further, each piezoelectric structure is integrally formed as a plate-like structure for generating the electrical signal by sensing a stepping or collision action of the at least one living body. Further, the plurality of piezoelectric structures are arranged in a matrix including a plurality of rows and a plurality of columns, and each adjacent two of the piezoelectric structures are in direct contact. Further, each piezoelectric structure is a flexible band structure, one end of each piezoelectric structure is fixed on the at least one organism, the other end of each piezoelectric structure swings along with the activity of the at least one organism, and the electric signal is generated by sensing the swinging direction and amplitude of each piezoelectric structure. Further, each of the piezoelectric structures includes a first electrode layer, a piezoelectric layer, and a second electrode layer stacked in this order, and when the piezoelectric layer is pressed, a potential difference is generated between the first electrode layer and the second electrode layer so as to output the electric signal. Further, the vibration energy collecting system further comprises an electric device which is electrically connected with the energy storage device; the energy storage device is also used for transmitting the stored electric energy to the electricity utilization device for use by the electricity utilization device. Further, the electricity utilization device comprises an automatic feeder, an automatic water accumulator, a lighting device, an automatic roadblock, a positioning device or a health detection device. Further, the energy storage device comprises a capacitor or an energy storage battery. In a second aspect the application provides a method of harvesting vibrational energy for harvesting vibrational energy generated by at least one organism during a livestock breeding process; the vibration energy collection method comprises the following steps: Sensing vibrations during the at least one biological activity with an energy conversion device and converting the vibrations into an electrical signal, and The electrical signal is stored in an energy storage device