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CN-224233349-U - Charging interaction system

CN224233349UCN 224233349 UCN224233349 UCN 224233349UCN-224233349-U

Abstract

The utility model relates to a charging interaction system which comprises a power storage device, a power distribution box and a charging pile, wherein the power storage device and the charging pile are connected to the power distribution box in parallel, the power storage device is used for supplying power to the power distribution box, the power distribution box is electrically connected to a power grid so as to allow the power distribution box to feed the power grid or the power grid to supply power to the power distribution box, the charging interaction system further comprises a first voltage transformer and a first current transformer, the first voltage transformer is arranged between the charging pile and the power distribution box and used for detecting a first voltage phase between the power distribution box and the charging pile, and the first current transformer is arranged between the power distribution box and the power grid and used for detecting a first current phase between the power distribution box and the power grid.

Inventors

  • Zhen Hansong
  • ZHANG PENGDA
  • QIAN FENGHAI
  • Fang Hongqi
  • WANG XINHONG

Assignees

  • 浙江大华技术股份有限公司

Dates

Publication Date
20260512
Application Date
20250418

Claims (10)

  1. 1. A charging interaction system, characterized by comprising a power storage device (1), a distribution box (2) and a charging pile (3), wherein the power storage device (1) and the charging pile (3) are connected to the distribution box (2) in parallel, the power storage device (1) is used for supplying power to the distribution box (2), the distribution box (2) is electrically connected to a power grid (100) so as to allow the distribution box (2) to feed the power grid (100) or the power grid (100) to supply power to the distribution box (2); The charging interaction system further comprises a first voltage transformer (4) and a first current transformer (5); The first voltage transformer (4) is arranged between the charging pile (3) and the distribution box (2) and is used for detecting a first voltage phase between the distribution box (2) and the charging pile (3); The first current transformer (5) is arranged between the distribution box (2) and the power grid (100) and is used for detecting a first current phase between the distribution box (2) and the power grid (100).
  2. 2. The charging interaction system according to claim 1, characterized in that a processor (31) is provided within the charging pile (3), the first voltage transformer (4) and the first current transformer (5) being electrically connected to the processor (31) to allow the processor (31) to obtain a first phase difference between the first voltage phase and the first current phase and to obtain a state of charge in the electrical storage (1) based on the first phase difference.
  3. 3. The charging interaction system according to claim 2, characterized in that a prompt unit (32) is provided on the charging pile (3), the prompt unit (32) being electrically connected to the processor (31) for acquiring and prompting the state of charge in the electrical storage device (1).
  4. 4. The charging interaction system according to claim 1, further comprising a power generation device (6), the electrical storage device (1) being electrically connected to the power generation device (6).
  5. 5. A charging interaction system, characterized by comprising a power storage device (1), a distribution box (2) and a charging pile (3), wherein the power storage device (1) and the charging pile (3) are connected to the distribution box (2) in parallel, the power storage device (1) is used for supplying power to the distribution box (2), the distribution box (2) is electrically connected to a power grid (100) so as to allow the distribution box (2) to feed the power grid (100) or the power grid (100) to supply power to the distribution box (2); The charging interaction system further comprises a second current transformer (7) and a second voltage transformer (8); The second current transformer (7) is arranged between the distribution box (2) and the charging pile (3) and is used for detecting a second current phase between the distribution box (2) and the charging pile (3); The second voltage transformer (8) is arranged between the distribution box (2) and the power grid (100) and is used for detecting a second voltage phase between the distribution box (2) and the power grid (100).
  6. 6. The charging interaction system according to claim 5, characterized in that a processor (31) is provided within the charging pile (3), the second current transformer (7) and the second voltage transformer (8) being electrically connected to the processor (31) to allow the processor (31) to obtain a second phase difference between the second voltage phase and the second current phase and to obtain a state of charge in the electrical storage (1) based on the second phase difference.
  7. 7. The charging interaction system according to claim 6, characterized in that a prompt unit (32) is provided on the charging pile (3), the prompt unit (32) being electrically connected to the processor (31) for acquiring and prompting the state of charge in the electrical storage device (1).
  8. 8. The charging interaction system according to claim 5, further comprising a power generation device (6), the power generation device (6) being electrically connected to the electrical storage device (1).
  9. 9. A charging interaction system, characterized by comprising a power storage device (1), a distribution box (2) and a charging pile (3), a load (200), the power storage device (1) and the charging pile (3) being connected in parallel to the distribution box (2), the power storage device (1) being used for supplying power to the distribution box (2), the distribution box (2) being used for supplying power to the load (200), the distribution box (2) being electrically connected to a power grid (100) to allow the distribution box (2) to feed the power grid (100) or the power grid (100) to supply power to the distribution box (2); the charging interaction system further comprises a second voltage transformer (8) and a third current transformer (9); The second voltage transformer (8) is arranged between the distribution box (2) and the power grid (100) and is used for detecting a second voltage phase between the distribution box (2) and the power grid (100); The third current transformer (9) is arranged between the distribution box (2) and the load (200) and is used for detecting a third current phase between the distribution box (2) and the load (200).
  10. 10. The charging interaction system according to claim 9, characterized in that a processor (31) is provided within the charging pile (3), the second voltage transformer (8) and the third current transformer (9) being electrically connected to the processor (31) to allow the processor (31) to obtain a third phase difference between the second voltage phase and the third current phase and to obtain a state of charge in the electrical storage (1) based on the third phase difference.

Description

Charging interaction system Technical Field The utility model relates to the field of charging piles, in particular to a charging interaction system. Background With the rapid development and layout of new energy vehicles, more and more charging piles enter the life of people. Meanwhile, new energy power generation technology and energy storage technology are also rapidly developed, and energy storage equipment and power generation equipment represented by solar panels are increasingly entering the life of users. The electric energy generated by the power generation equipment can be stored in the energy storage equipment, so that the energy storage equipment supplies power to the charging pile. If the energy storage device has excessive electric energy, the power can be fed to the power grid, and the profit is realized. Because the charging pile and the energy storage equipment are often from different manufacturers, the requirements of the two communication protocols are greatly different, effective interaction cannot be realized, a user cannot effectively know whether the electric energy reserve in the energy storage equipment meets the use requirement of the charging pile, and cannot know whether the redundant electric energy reserve in the energy storage equipment feeds the electric network for profit. Disclosure of utility model Based on the above, it is necessary to provide a charging interaction system for the problem that a user cannot effectively know whether the electric energy reserve in the energy storage device meets the use requirement of the charging pile or not and whether the electric power can be fed to the power grid. A charging interaction system comprising a power store, a distribution box and a charging pile, the power store and the charging pile being connected in parallel to the distribution box, the power store being for supplying power to the distribution box, the distribution box being electrically connected to a power grid to allow the distribution box to feed or the power grid to supply power to the distribution box; The charging interaction system further comprises a first voltage transformer and a first current transformer; The first voltage transformer is arranged between the charging pile and the distribution box and is used for detecting a first voltage phase between the distribution box and the charging pile; The first current transformer is arranged between the distribution box and the power grid and is used for detecting a first current phase between the distribution box and the power grid. In one embodiment, a processor is disposed within the charging stake, the first voltage transformer and the first current transformer are electrically connected to the processor to allow the processor to obtain a first phase difference between the first voltage phase and the first current phase, and to obtain a state of charge in the electrical storage device based on the first phase difference. In one embodiment, the charging pile is provided with a prompting unit, and the prompting unit is electrically connected to the processor to acquire and prompt the electric quantity state in the electric storage device. In one embodiment, the charging interaction system further comprises a power generation device, the electrical storage device being electrically connected to the power generation device. A charging interaction system comprising a power store, a distribution box and a charging pile, the power store and the charging pile being connected in parallel to the distribution box, the power store being for supplying power to the distribution box, the distribution box being electrically connected to a power grid to allow the distribution box to feed or the power grid to supply power to the distribution box; the charging interaction system further comprises a second current transformer and a second voltage transformer; the second current transformer is arranged between the distribution box and the charging pile and is used for detecting a second current phase between the distribution box and the charging pile; The second voltage transformer is arranged between the distribution box and the power grid and is used for detecting a second voltage phase between the distribution box and the power grid. In one embodiment, a processor is disposed within the charging stake, and the second current transformer and the second voltage transformer are electrically connected to the processor to allow the processor to obtain a second phase difference between the second voltage phase and the second current phase and to obtain a state of charge in the electrical storage device based on the second phase difference. In one embodiment, the charging pile is provided with a prompting unit, and the prompting unit is electrically connected to the processor to acquire and prompt the electric quantity state in the electric storage device. In one embodiment, the charging interaction system further comprises a power ge