Search

CN-121098289-B - Multipath electromagnetic induction coupling type LTD driving source with high energy conversion efficiency

CN121098289BCN 121098289 BCN121098289 BCN 121098289BCN-121098289-B

Abstract

The invention discloses a multipath electromagnetic induction coupling type LTD driving source with high energy conversion efficiency, which comprises a mounting seat, wherein an annular mounting frame is fixedly connected between the periphery of the top of the mounting seat, and a secondary LTD module is fixedly arranged on the inner surface of the annular mounting frame. According to the invention, the primary coil and the multipath secondary coils are coaxially wound on the iron core, the magnetic field is converged by utilizing the high magnetic permeability of the iron core, so that the magnetic leakage phenomenon is greatly reduced, the electromagnetic energy of the primary coil is more efficiently transmitted to the secondary coils, meanwhile, the multipath electromagnetic induction coupling mode is adopted, the transmission efficiency of the primary energy to the secondary is enhanced, the loss in the energy transmission process is reduced, the electromagnetic induction coupling strength is greatly improved, each secondary LTD module can acquire the energy more uniformly, the real-time sequence of the control module is controlled, the optimal distribution of the energy among the secondary LTD modules is ensured, and the energy conversion efficiency of the LTD driving source is integrally improved.

Inventors

  • LIU CHENG

Assignees

  • 安东聚变(太仓)科技有限公司

Dates

Publication Date
20260512
Application Date
20250827

Claims (8)

  1. 1. A multipath electromagnetic induction coupling type LTD driving source with high energy conversion efficiency comprises a mounting seat (1) and is characterized in that an annular mounting frame (3) is fixedly connected between the peripheries of the top of the mounting seat (1), a plurality of secondary LTD modules (4) are fixedly mounted on the inner surface of the annular mounting frame (3), the plurality of secondary LTD modules (4) are uniformly distributed on the inner surface of the annular mounting frame (3) in an annular array, each secondary LTD module (4) comprises a secondary energy storage capacitor (401), a switch assembly (402) and a pulse transformer (403), an iron core (9) is fixedly mounted at the middle end of the top of the mounting seat (1), a secondary coil (10) is wound at the upper end of the iron core (9), primary coils (11) are wound at the lower end of the iron core (9), the number of the secondary coils (10) is equal to the number of the secondary LTD modules (4), primary charging modules (7) are fixedly mounted at the left end of the bottom of the mounting seat (1), each primary charging module (7) comprises a primary energy storage capacitor (701) and a right end of the charging capacitor (702) and a control module (8) is fixedly mounted at the bottom of the mounting seat (1), the control module (8) comprises a time sequence controller (801) and a sensor group (802), wherein the output end of the charging power supply (702) is electrically connected with the input end of a primary energy storage capacitor (701), the output end of the primary energy storage capacitor (701) is electrically connected with the input ends of a primary coil (11) and the sensor group (802) respectively, the output end of the sensor group (802) is electrically connected with the input end of the time sequence controller (801), the output end of the secondary coil (10) is electrically connected with the input end of a secondary energy storage capacitor (401), the output end of the secondary energy storage capacitor (401) is electrically connected with the input ends of a switch assembly (402) and the sensor group (802) respectively, and the output end of the switch assembly (402) is electrically connected with the input end of a pulse transformer (403), and the output end of the time sequence controller (801) is electrically connected with the input end of the switch assembly (402).
  2. 2. The multi-path electromagnetic induction coupling type LTD driving source with high energy conversion efficiency according to claim 1, wherein a bottom protection shell (2) is arranged below the mounting seat (1), a first mounting screw (13) is movably inserted into the upper end of the bottom protection shell (2), and a first mounting hole (15) is formed in the surface of the mounting seat (1).
  3. 3. The multi-path electromagnetic induction coupling type LTD driving source with high energy conversion efficiency according to claim 1, wherein an upper protection shell (5) is arranged above the annular mounting frame (3), a second mounting hole (16) is formed in the bottom of the upper protection shell (5), and a second mounting screw (14) is movably inserted into the bottom of the mounting seat (1).
  4. 4. The multi-path electromagnetic induction coupling type LTD driving source with high energy conversion efficiency according to claim 1, wherein an insulating pad (12) is contacted between the bottom of the secondary coil (10) and the top of the primary coil (11), and the middle end of the insulating pad (12) is sleeved at the middle end of the iron core (9).
  5. 5. The multi-channel electromagnetic induction coupling type LTD driving source with high energy conversion efficiency according to claim 1, wherein electromagnetic shielding covers (6) are fixedly arranged on the top of the mounting seat (1) and around the secondary coil (10) and the primary coil (11).
  6. 6. The multi-path electromagnetic induction coupling type LTD driving source with high energy conversion efficiency according to claim 1, wherein the secondary coil (10) and the primary coil (11) are wound by a plurality of enamelled wires.
  7. 7. The multi-channel electromagnetic induction coupled LTD driving source of claim 1 wherein said charging power source (702) is a high frequency switching power source and said switching element (402) is a thyristor.
  8. 8. The multi-channel electromagnetic induction coupled LTD driving source of claim 1 wherein said sensor group (802) includes a voltage sensor, a current sensor and a temperature sensor.

Description

Multipath electromagnetic induction coupling type LTD driving source with high energy conversion efficiency Technical Field The invention relates to the technical field of pulse power, in particular to a multipath electromagnetic induction coupling type LTD driving source with high energy conversion efficiency. Background In the technical field of pulse power, a linear transformer driving source (LTD) can generate high-voltage and high-current pulses, so that the linear transformer driving source has wide application prospects in various fields such as industry, medical treatment, national defense and the like, and along with the continuous development of technology, higher requirements are put forward on the energy conversion efficiency and the multiplexing output capability of the LTD driving source. The traditional LTD driving source has the problem of lower electromagnetic coupling efficiency in the energy conversion process, and the electromagnetic coupling among the modules is not optimized enough, so that the energy is lost greatly in the transmission and conversion process and the input energy cannot be fully utilized, the energy consumption is increased, the output performance of the LTD driving source is limited, meanwhile, the traditional driving source has the defects of energy distribution and synchronous control among multiple paths, and the application scene with high precision and high reliability is difficult to meet. Disclosure of Invention The invention aims to provide a multipath electromagnetic induction coupling type LTD driving source with high energy conversion efficiency, which has the advantages of enhancing the transmission efficiency of primary energy to secondary energy in a multipath electromagnetic induction coupling mode, reducing the loss in the energy transmission process and greatly improving the electromagnetic induction coupling strength. In order to achieve the above purpose, the technical scheme is that the multi-channel electromagnetic induction coupling type LTD driving source with high energy conversion efficiency comprises an installation seat, an annular installation frame is fixedly connected between the peripheries of the top of the installation seat, a secondary LTD module is fixedly installed on the inner surface of the annular installation frame and comprises a secondary energy storage capacitor, a switch assembly and a pulse transformer, an iron core is fixedly installed at the middle end of the top of the installation seat, a secondary coil is wound at the upper end of the iron core, a primary coil is wound at the lower end of the iron core, a primary charging module is fixedly installed at the left end of the bottom of the installation seat and comprises a primary energy storage capacitor and a charging power supply, and a control module is fixedly installed at the right end of the bottom of the installation seat and comprises a time sequence controller and a sensor group. As a preferred scheme, the output end of the charging power supply is electrically connected with the input end of the primary energy storage capacitor, the output end of the primary energy storage capacitor is electrically connected with the input ends of the primary coil and the sensor group respectively, the output end of the sensor group is electrically connected with the input end of the time sequence controller, the output end of the secondary coil is electrically connected with the input end of the secondary energy storage capacitor, the output end of the secondary energy storage capacitor is electrically connected with the input ends of the switch assembly and the sensor group respectively, the output end of the switch assembly is electrically connected with the input end of the pulse transformer, and the output end of the time sequence controller is electrically connected with the input end of the switch assembly. As the preferable scheme, the below of mount pad is provided with the bottom protective housing, the activity of the upper end of bottom protective housing is interluded there is first mounting screw, the surface of mount pad is provided with first mounting hole. As the preferable scheme, the top of annular mounting bracket is provided with the upper portion protective housing, the bottom of upper portion protective housing is provided with the second mounting hole, the bottom activity of mount pad is interluded there is the second mounting screw. Preferably, an insulating pad is contacted between the bottom of the secondary coil and the top of the primary coil, and the middle end of the insulating pad is sleeved at the middle end of the iron core. Preferably, an electromagnetic shielding cover is fixedly arranged on the top of the mounting seat and around the secondary coil and the primary coil. As the preferred scheme, the quantity of secondary LTD module is a plurality of, and is annular array evenly distributed in the internal surface of annular mounting bracket, s