WO2018195994A1 - Système de commande de micro-ordinateur monopuce d'avertissement de récipient sous pression - Google Patents

Système de commande de micro-ordinateur monopuce d'avertissement de récipient sous pression Download PDF

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Publication number
WO2018195994A1
WO2018195994A1 PCT/CN2017/082598 CN2017082598W WO2018195994A1 WO 2018195994 A1 WO2018195994 A1 WO 2018195994A1 CN 2017082598 W CN2017082598 W CN 2017082598W WO 2018195994 A1 WO2018195994 A1 WO 2018195994A1
Authority
WO
WIPO (PCT)
Prior art keywords
pressure
single chip
chip microcomputer
pressure vessel
control system
Prior art date
Application number
PCT/CN2017/082598
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English (en)
Chinese (zh)
Inventor
韩性峰
Original Assignee
深圳瀚飞科技开发有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 深圳瀚飞科技开发有限公司 filed Critical 深圳瀚飞科技开发有限公司
Priority to PCT/CN2017/082598 priority Critical patent/WO2018195994A1/fr
Publication of WO2018195994A1 publication Critical patent/WO2018195994A1/fr

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Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts

Definitions

  • the invention belongs to the technical field of pressure automatic control, and specifically relates to a pressure vessel early warning single chip control system.
  • the present invention provides an early warning device that can centrally manage a pressure vessel.
  • a pressure vessel warning single-chip microcomputer control system comprising a single-chip microcomputer main circuit, an analog-to-digital converter, a PWM controller; the pressure sensor is respectively connected with an input end of a single-chip microcomputer main circuit and an analog-to-digital converter, and the analog-to-digital converter The output end is connected to the input end of the PWM controller, and the output end of the PWM controller is connected in parallel to the input ends of the plurality of pressure control modules.
  • the analog-to-digital converter is further connected to a pressure sensor to form a pressure test unit; the pressure sensor senses a pressure, generates a corresponding voltage signal, and the voltage signal is performed by an analog-to-digital converter. Converting, and inputting the converted signal to the main circuit of the single chip microcomputer;
  • a pressure control unit composed of a PWM controller and a pressure control module of the pressure vessel, wherein the pressure control unit receives the digital signal outputted by the analog-to-digital converter of the pressure test unit, and then controls the single-chip microcomputer through the PWM controller. Command output, the command is used to control the operation of the pressure control module.
  • the method further includes an alarm unit, where the alarm unit includes a data selector, an interrupt source, and an indication. Lights, alarms.
  • an output end of the pressure control module is respectively connected to an input end of the data selector, an output end of the data selector is connected to an interrupt source, and the interrupt source is respectively connected with an indicator light and an alarm;
  • the control module outputs an early warning signal to the interrupt source, so that the interrupt source enters the interrupt processing program, and the interrupt source displays the warning information through the indicator light and the alarm.
  • the interrupt source is respectively connected to the indicator light and the alarm through the I/O port.
  • the indicator light is an LED light emitting diode.
  • the alarm is a buzzer.
  • the single chip microcomputer is an Intel 51 series 8-bit single chip microcomputer.
  • the pressure vessel warning single-chip microcomputer control system manages a plurality of pressure vessels in a region through a centralized operation of the single-chip microcomputer, and detects the pressure of each pressure vessel on the line, and issues an early warning information. Easy to remotely monitor and manage.
  • FIG. 1 is a schematic view of the present invention.
  • the pressure vessel warning MCU control system comprises a main circuit of the single chip microcomputer, an analog to digital converter and a PWM controller; wherein the pressure sensor is respectively connected with an input end of the main circuit of the single chip microcomputer and the analog to digital converter, wherein the analog to digital converter The output end is connected to the input end of the PWM controller, and the output end of the PWM controller is connected in parallel to the input ends of the plurality of pressure control modules.
  • the analog-to-digital converter is further connected to a pressure sensor to form a pressure test unit; the pressure sensor senses a pressure, generates a corresponding voltage signal, and the voltage signal is converted by an analog-to-digital converter, and Input the converted signal to the main circuit of the single chip microcomputer;
  • the pressure sensor and the analog-to-digital converter constitute a pressure test unit, the pressure sensor is used for detecting the pressure in the pressure vessel, the analog-to-digital converter receives and converts the analog signal of the pressure sensor, and then sends the converted signal into the signal.
  • Single chip microcomputer A further principle is that the pressure sensor generates a voltage signal as the pressure changes, and is converted into a digital signal that can be processed by the single-chip microcomputer through an analog-to-digital converter.
  • a pressure control unit composed of a PWM controller and a pressure control module of the pressure vessel, wherein the pressure control unit receives the digital signal outputted by the analog-to-digital converter of the pressure test unit, and then controls the single-chip microcomputer through the PWM controller. Command output, the command is used to control the operation of the pressure control module.
  • the PWM controller and the pressure control module comprise a pressure control unit, and after receiving the digital signal of the analog-to-digital converter 2, the pressure control unit controls the single-chip microcomputer through a PWM controller preset by a C language program. The output, and thus the pressure of the pressure vessel, is ultimately controlled.
  • An alarm unit is further included, and the alarm unit includes a data selector, an interrupt source, an indicator light, and an alarm.
  • An output end of the pressure control module is respectively connected to an input end of the data selector, an output end of the data selector is connected to an interrupt source, and the interrupt source is respectively connected with an indicator light and an alarm; the pressure control module outputs an early warning signal to The interrupt source causes the interrupt source to enter the interrupt handler, and the interrupt source displays the warning information through the indicator light and the alarm.
  • the interrupt source is connected to the indicator light and the alarm through the I/O port.
  • the indicator light is an LED light emitting diode.
  • the alarm is a buzzer.
  • the microcontroller is an Intel 51 series 8-bit microcontroller.
  • the PWM controller and data selector are preferably designed in C language.
  • the PWM controller 3 regulates the pressure of the pressure vessel by controlling the output of the microcontroller, and the data selector is used to determine which pressure vessel has a pressure that exceeds a preset range.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Measuring Fluid Pressure (AREA)

Abstract

Système de commande de micro-ordinateur monopuce d'avertissement de récipient sous pression comprenant un circuit principal de micro-ordinateur monopuce, un convertisseur analogique-numérique et un dispositif de commande PWM. Un capteur de pression est connecté aux extrémités d'entrée du circuit principal de micro-ordinateur monopuce et du convertisseur analogique-numérique. L'extrémité de sortie du convertisseur analogique-numérique est connectée à l'extrémité d'entrée du dispositif de commande PWM. L'extrémité de sortie du dispositif de commande PWM est connectée en parallèle à des extrémités d'entrée d'une pluralité de modules de commande de pression. Le système de commande de micro-ordinateur monopuce d'avertissement de récipient sous pression effectue une gestion centralisée sur la pluralité de récipients sous pression à l'intérieur d'une région au moyen d'un micro-ordinateur monopuce, effectue une détection en ligne en temps réel de la pression de chaque récipient sous pression, et émet des informations d'avertissement d'une manière opportune, facilitant la surveillance et la gestion à distance.
PCT/CN2017/082598 2017-04-28 2017-04-28 Système de commande de micro-ordinateur monopuce d'avertissement de récipient sous pression WO2018195994A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/082598 WO2018195994A1 (fr) 2017-04-28 2017-04-28 Système de commande de micro-ordinateur monopuce d'avertissement de récipient sous pression

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/082598 WO2018195994A1 (fr) 2017-04-28 2017-04-28 Système de commande de micro-ordinateur monopuce d'avertissement de récipient sous pression

Publications (1)

Publication Number Publication Date
WO2018195994A1 true WO2018195994A1 (fr) 2018-11-01

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PCT/CN2017/082598 WO2018195994A1 (fr) 2017-04-28 2017-04-28 Système de commande de micro-ordinateur monopuce d'avertissement de récipient sous pression

Country Status (1)

Country Link
WO (1) WO2018195994A1 (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5537858A (en) * 1994-05-18 1996-07-23 National Technical Systems, Inc. System for the nonintrusive monitoring of electrical circuit breaker vessel pressure
CN1571946A (zh) * 2001-08-24 2005-01-26 Bs&B安全体系股份有限公司 加压容器的检测系统
JP2007051756A (ja) * 2005-08-18 2007-03-01 Mitsuhiro Kawazoe 圧力容器警笛音装置
CN202025208U (zh) * 2011-03-29 2011-11-02 东北石油大学 一种用于压力容器上的在线测控装置
CN103364133A (zh) * 2012-04-06 2013-10-23 杨双 一种压力监测报警设备
CN204065773U (zh) * 2014-08-07 2014-12-31 内蒙古科技大学 一种压力容器用预警装置
CN204650233U (zh) * 2015-05-14 2015-09-16 国家电网公司 压力容器远程智能监控装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5537858A (en) * 1994-05-18 1996-07-23 National Technical Systems, Inc. System for the nonintrusive monitoring of electrical circuit breaker vessel pressure
CN1571946A (zh) * 2001-08-24 2005-01-26 Bs&B安全体系股份有限公司 加压容器的检测系统
JP2007051756A (ja) * 2005-08-18 2007-03-01 Mitsuhiro Kawazoe 圧力容器警笛音装置
CN202025208U (zh) * 2011-03-29 2011-11-02 东北石油大学 一种用于压力容器上的在线测控装置
CN103364133A (zh) * 2012-04-06 2013-10-23 杨双 一种压力监测报警设备
CN204065773U (zh) * 2014-08-07 2014-12-31 内蒙古科技大学 一种压力容器用预警装置
CN204650233U (zh) * 2015-05-14 2015-09-16 国家电网公司 压力容器远程智能监控装置

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