FR2288421A1 - Procede et dispositif d'asservissement d'un dispositif numerique a une grandeur analogique - Google Patents

Procede et dispositif d'asservissement d'un dispositif numerique a une grandeur analogique

Info

Publication number
FR2288421A1
FR2288421A1 FR7434439A FR7434439A FR2288421A1 FR 2288421 A1 FR2288421 A1 FR 2288421A1 FR 7434439 A FR7434439 A FR 7434439A FR 7434439 A FR7434439 A FR 7434439A FR 2288421 A1 FR2288421 A1 FR 2288421A1
Authority
FR
France
Prior art keywords
valve
analogue
control signal
value
comparison
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
FR7434439A
Other languages
English (en)
French (fr)
Other versions
FR2288421B3 (enExample
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Roadside Technology Services Ltd
Original Assignee
GEC Elliott Automation Ltd
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 GEC Elliott Automation Ltd filed Critical GEC Elliott Automation Ltd
Priority to FR7434439A priority Critical patent/FR2288421A1/fr
Publication of FR2288421A1 publication Critical patent/FR2288421A1/fr
Application granted granted Critical
Publication of FR2288421B3 publication Critical patent/FR2288421B3/fr
Granted legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00Analogue/digital conversion; Digital/analogue conversion
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R17/00Measuring arrangements involving comparison with a reference value, e.g. bridge
    • G01R17/02Arrangements in which the value to be measured is automatically compared with a reference value
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00Programme-control systems
    • G05B19/02Programme-control systems electric
    • G05B19/18Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
    • G05B19/19Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path
    • G05B19/27Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path using an absolute digital measuring device
    • G05B19/29Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path using an absolute digital measuring device for point-to-point control
    • G05B19/291Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path using an absolute digital measuring device for point-to-point control the positional error is used to control continuously the servomotor according to its magnitude
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12Analogue/digital converters
    • H03M1/124Sampling or signal conditioning arrangements specially adapted for A/D converters

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Manufacturing & Machinery (AREA)
  • Automation & Control Theory (AREA)
  • Theoretical Computer Science (AREA)
  • Feedback Control In General (AREA)
FR7434439A 1974-10-14 1974-10-14 Procede et dispositif d'asservissement d'un dispositif numerique a une grandeur analogique Granted FR2288421A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7434439A FR2288421A1 (fr) 1974-10-14 1974-10-14 Procede et dispositif d'asservissement d'un dispositif numerique a une grandeur analogique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7434439A FR2288421A1 (fr) 1974-10-14 1974-10-14 Procede et dispositif d'asservissement d'un dispositif numerique a une grandeur analogique

Publications (2)

Publication Number Publication Date
FR2288421A1 true FR2288421A1 (fr) 1976-05-14
FR2288421B3 FR2288421B3 (enExample) 1977-07-22

Family

ID=9144049

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7434439A Granted FR2288421A1 (fr) 1974-10-14 1974-10-14 Procede et dispositif d'asservissement d'un dispositif numerique a une grandeur analogique

Country Status (1)

Country Link
FR (1) FR2288421A1 (enExample)

Also Published As

Publication number Publication date
FR2288421B3 (enExample) 1977-07-22

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Legal Events

Date Code Title Description
ST Notification of lapse