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Pulse width modulation push-pull type positive output electrostatic spinning high-voltage complete machine power supply

An output voltage and electrospinning technology, which is applied in the field of pulse width modulation push-pull positive output electrospinning high-voltage complete machine power supply, can solve problems such as not being able to fully meet customer needs, and achieve easy production and maintenance, and flexible operation and use Convenience and high stability

Active Publication Date: 2011-07-20
东文高压电源(天津)股份有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At present, the electrospinning high-voltage power supplies on the market cannot fully meet customer needs in the above-mentioned aspects.

Method used

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  • Pulse width modulation push-pull type positive output electrostatic spinning high-voltage complete machine power supply
  • Pulse width modulation push-pull type positive output electrostatic spinning high-voltage complete machine power supply
  • Pulse width modulation push-pull type positive output electrostatic spinning high-voltage complete machine power supply

Examples

Experimental program
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Embodiment Construction

[0015] Such as figure 1 , 2 As shown in . Voltage feedback circuit and output rectification filter circuit, also includes soft start circuit, output current sampling and overcurrent protection circuit, control voltage limiting circuit, reset control circuit, output voltage monitoring circuit, control circuit and drive circuit, voltage stabilization circuit, The output voltage feedback circuit is connected with the output current sampling and over-current protection circuit, the output rectification filter circuit is respectively connected with the drive circuit, the output voltage feedback circuit and the output current sampling and over-current protection circuit, and the reset control circuit passes the output current sampling and over-current protection circuit. The electric circuit, the soft start circuit, the control voltage limiting circuit, the output voltage feedback circuit are connected with the output voltage monitoring circuit, and the voltage stabilizing circuit ...

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Abstract

The invention relates to a pulse width modulation push-pull type positive output electrostatic spinning high-voltage complete machine power supply. A control circuit is connected with a driving circuit, a voltage stabilization circuit, an output voltage feedback circuit and an output current sampling and overcurrent protection circuit respectively; an output rectifying and filtering circuit is connected with the driving circuit, the output voltage feedback circuit and the output current sampling and overcurrent protection circuit respectively; a resetting control circuit is connected with an output voltage monitoring circuit through the output current sampling and overcurrent protection circuit, a soft starting circuit, a control voltage amplitude limiting circuit and the output voltage feedback circuit; and the voltage stabilization circuit is connected with the driving circuit through a power supply circuit. The pulse width modulation push-pull type positive output electrostatic spinning high-voltage complete machine power supply has a simple structure, and the small-size and modularized circuit design is easy to manufacture and maintain; the power supply is low in time drift and temperature drift, the output ripple is low and the stability is high; the output voltage is adjustable; due to the digital monitoring display of the output voltage and the output current, the powersupply is flexible and convenient to operate and use; and the power supply has functions of overcurrent and short-circuit protection, can work for long time stably, and is high in reliability.

Description

technical field [0001] The invention relates to a high-voltage electrostatic spinning equipment widely used in the preparation of high-performance nanofibers, and also used in high-voltage electrostatic dust removal, electrostatic spraying, electrostatic flocking and other instruments and equipment for pulse width modulation push-pull positive output static electricity. Spinning high-voltage complete machine power supply. Background technique [0002] With the wide application of cellulose and its derivatives, the high-voltage electrospinning technology for preparing nanofibers in the market has received widespread attention. In this technology, a high-voltage electrostatic field provided by a high-voltage voltage source (30KV~50KV) is required. Therefore, the demand for the high-voltage voltage source is increasing, and at the same time, higher requirements are put forward for the performance index, operation and maintenance, external dimension, stability and reliability of...

Claims

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Application Information

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IPC IPC(8): H02M3/335H02M1/36H02M1/32
Inventor 刘云滨殷生鸣于亮
Owner 东文高压电源(天津)股份有限公司
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