Unlock instant, AI-driven research and patent intelligence for your innovation.

A power supply and distribution module applied to CubeSat

A technology for power supply and distribution and CubeSat, applied in the field of power supply and distribution modules of CubeSat, can solve the problems of irrecoverable fuses, oversized relays, not suitable for CubeSat power supply systems, etc., to improve energy conversion efficiency , The effect of low development cost and small energy loss

Active Publication Date: 2019-03-05
NANJING UNIV OF SCI & TECH
View PDF8 Cites 0 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] Traditional micro-satellite power supply and distribution circuits use relays and fuses for power distribution. However, this method is not suitable for CubeSat power system design due to the large size of relays and the non-recoverability of fuses.

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Image

Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
  • A power supply and distribution module applied to CubeSat
  • A power supply and distribution module applied to CubeSat
  • A power supply and distribution module applied to CubeSat

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0025] combine Figure 1-Figure 4 , a power supply and distribution module applied to a cube star, including a 3.3V converter, a 5V converter and a power distribution unit, the 3.3V converter and the 5V converter are connected in parallel to the power distribution unit, and the power distribution unit includes a parallel The 3.3V protection output circuit, the 5V protection output circuit and the busbar protection output circuit, the 3.3V protection output circuit is connected with the 3.3V converter, the 5V protection output circuit is connected with the 5V converter, and the busbar protection output circuit is connected with the busbar.

[0026] combine figure 2 , both the 3.3V converter and the 5V converter use the eighth integrated chip U8 (LM22679TJE-ADJ integrated conversion chip), the input terminal is connected to the bus voltage (7.4V), and two optional resistors are configured (the thirty-second resistor R32 and The resistance value of the thirty-third resistor R33...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

PUM

No PUM Login to View More

Abstract

The invention discloses a power supply and distribution module applied to CubeSat, comprising a 3.3V converter, a 5V converter and a power distribution unit. The 3.3V converter and the 5V converter are connected in parallel with the power distribution unit. Including parallel 3.3V protection output circuit, 5V protection output circuit and bus protection output circuit, 3.3V protection output circuit is connected with 3.3V converter, 5V protection output circuit is connected with 5V converter, bus protection output circuit is connected with bus. The invention has the characteristics of small size, high functional integration, and small link energy loss, and solves the high reliability, high performance and high integration power supply requirements of the CubeSat load equipment.

Description

technical field [0001] The invention belongs to the field of cube star power subsystems, in particular to a power supply and distribution module applied to a cube star. Background technique [0002] In recent years, with the rapid development of technologies such as communications, optoelectronic components, materials, sensors, and applied fluids, artificial satellites have gradually developed in the direction of miniaturization and integration, especially the rise of low-cost, high-functional-density cubesats, making satellites The development cost and development cycle are greatly reduced, and it is possible to use CubeSat for remote measurement and testing. More and more governments, enterprises, and especially academic institutions with strong scientific research capabilities are participating in the development of CubeSats. The United States and Europe have launched a large number of cubesats. [0003] As an important subsystem of the cubesat, the power supply system’...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

Application Information

Patent Timeline
no application Login to View More
Patent Type & Authority Patents(China)
IPC IPC(8): H02M1/00H02M1/32
CPCH02M1/00H02M1/32H02M1/0083
Inventor 马海宁莫乾坤廖文和于永军张翔李日和黄雨晨
Owner NANJING UNIV OF SCI & TECH