Process Measurement and Control


For discussion of all aspects of measurement and control in the process industries, such as pharmaceutical, power, pulp and paper, chemical, etc. If you have any questions or comments, please post them here. If you see a question that you can answer, or perhaps add your insight, please use the reply to add to the thread.
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  1. Process Control using Simulink, include oscilloscope, motors, sensors and signal generator. rlarrain@hotmail.com, Aug 13, 2002
    1. M68HC11-based dc motor speed control. yousef, Aug 18, 2002
      1. motor speed control. ngu tai sing, May 7, 2003
    2. control a conveyor belt motor and a signal generator (output). NASER, Nov 1, 2002
  2. definition of process control. Pat O'Connor, Aug 8, 2002
    1. services process measurement. Ahmad Jamali, Jan 4, 2003
  3. THIS FORUM. LON, Aug 3, 2002
    1. re: this forum. Mary B, Aug 3, 2002
      1. Re: re: this forum. RAJ, Apr 3, 2005
  4. Cascade Tracking. Kevin, Jul 17, 2002
    1. Re: Cascade Tracking. John A. Shaw, Jul 17, 2002
      1. Track the Process Variable, not SV. Manoj Vivek, Jul 18, 2002
        1. PV vs. SP cascade tracking. John A. Shaw, Jul 19, 2002
  5. Honeywell TDC3000 disk format. Shawn, Jul 16, 2002
    1. TDC3000 Disk Format. Curtis Keyes, Aug 14, 2002
  6. Need help in reducing the noise in a dc muffin fan. Arden Nelson, Jul 3, 2002
  7. information. mark, Jun 27, 2002
    1. How to tune a PID loop. John Shaw, Jun 27, 2002
    2. PID tuning. Curtis Keyes, Jun 29, 2002
      1. Pid controller using 8051. Saheel Shah, Dec 21, 2002
        1. PID algorithm. Nguyen Le Hoa, Mar 8, 2003
          1. PID for DC Controller. Tran Binh Duong, Aug 28, 2003
            1. hell0!!!!!!!!. Anonymous, Jan 3, 2004
            2. hello. imtiaz, Nov 3, 2004
        2. PID algorithm. Nguyen Le Hoa, Mar 8, 2003
  8. i need a PID algorithm. jacky fong, Jun 20, 2002
  9. PID on 68HC11. inoonueng, Jun 16, 2002
  10. PID Source Code in Turbo Pascal. Luiz Machado, Jun 14, 2002
    1. source code for pid regulator in pascal. DRAGAN SPASOVSKI, Jul 7, 2003
  11. how does ramp work?. Cagri Hamurcu, Jun 12, 2002
  12. Control Action. Dave, Jun 8, 2002
    1. Control Action. Curtis Keyes, Jun 8, 2002
      1. Control Action. Dave, Jun 10, 2002
    2. tell me about cascade control. awe kayode, May 31, 2004
  13. Your Answer and Help Needed. Dan Liu, Jun 5, 2002
  14. Integral Action. Curtis Keyes, May 23, 2002
    1. RE: Integral Action. John A. Shaw, Jun 3, 2002
  15. development of process control. ali veli, May 18, 2002
  16. three phase generator.. gary, Mar 26, 2002
  17. Speed control of 24V DC Motor using 8051 Controller. Roger Smith, Mar 18, 2002
    1. dc motor. Vahidreza Adili, Jun 23, 2002
      1. pid. Al_Chellini, Jun 15, 2003
    2. 24 vdc motor using 8051. tahir, Sep 18, 2002
      1. abt original message. satheesh, Jan 25, 2004
  18. PID Source Code. Summation, Mar 16, 2002
    1. I'm looking for VB or Siemens S7 source code. Adriano, Mar 21, 2002
    2. Re: PID Source Code. Anonymous, Apr 2, 2002
      1. pid control in c. Biplab roy, May 31, 2002
        1. Profesor investigador. PEDRO CERVANTES, Jun 11, 2002
        2. PID algorithem. tahir, Sep 18, 2002
          1. Re: PID algorithem. chonrat klainil, Sep 30, 2002
            1. PID Algorithen. Alessandro Camoirano, Nov 26, 2002
              1. MA SMETTILAAAAA!!!!!. Alessandro, Aug 4, 2003
          2. kindly send me c code for PID implementation. vinod chaudhary, Feb 22, 2005
            1. C code for PID implementation. plzzzzz. siriram, Jan 27, 2006
    3. PID Source Code. Michael Akers, Apr 21, 2002
      1. Re: PID Source Code. Fairul Azhar Abddul Shukor, Jun 26, 2002
    4. Profesor investigador. PEDRO CERVANTES, Jun 11, 2002
    5. PID control source code. Vu duc De, Jun 27, 2003
    6. pid source code in C. manickam.l, Oct 1, 2004
  19. Communication with AB 1756 ENET. Manoj Vivek, Mar 11, 2002
  20. CIP(Ethernet/IP) information. Manoj Vivek, Mar 9, 2002
  21. Multivariable controller. Steven Wong, Mar 5, 2002
  22. On-line Kappa number, Brightness&shade sensor. Manoj Vivek, Feb 26, 2002
    1. on-line Kappa number & Brightnesss analyzer. Ravinder Sachdev, Aug 18, 2002
    2. Can any one help me. kien, Sep 6, 2002
  23. Scada Software - this is an Advertisement -. J Beaty, Feb 21, 2002
    1. need information. esmaeel roknipur, Sep 17, 2002
  24. Measurement noise. Prasanna, Feb 18, 2002
    1. RE: Measurement Noise. John A. Shaw, Feb 21, 2002
  25. autotune single loop controllers versus DCS. Velimir Rotschild, Feb 16, 2002
    1. RE: autotune single loop controllers versus DCS. John Shaw, Feb 16, 2002
    2. One more point. Manoj Vivek, Feb 19, 2002
  26. Ziegler-Nichols on 8051 microcontroller. thomas kelly, Feb 5, 2002
    1. ziegler-Nichols on 8051 microcontroller. carl john, May 19, 2002
  27. Propotional action. Najmuddin Ahmed, Feb 4, 2002
    1. Proportional Vs Integral. Manoj Vivek, Feb 4, 2002
    2. RE: Proportional action. John A. Shaw, Feb 9, 2002
    3. Proportional and Integral Control. A Reader, Mar 2, 2002
      1. Description of Proportional Control. Curtis Keyes, Mar 29, 2002
  28. PID on an 8051 microcontroller. martin, Feb 4, 2002
    1. Don't go back to analog when you have it in digital. Manoj Vivek, Feb 4, 2002
    2. Re: PID on an 8051 microcontroller. chonrat klainil, Sep 30, 2002
      1. PID controller on an 8051. Fannie Ditshego, Dec 19, 2002
      2. PID on 8051 micro controller. ashok gurrala, Apr 21, 2004
      3. PID on 8051 source. Nandu, Jul 3, 2004
  29. RMS / DC conversion for 8051. Ganesh Raaja, Dec 18, 2001
    1. RMS conversion. Laszlo Maior, Aug 30, 2004
  30. Tuning of PID Controlers. Pieter Steenekamp, Dec 14, 2001
    1. Good Simulator for beginners. Manoj Vivek, Dec 14, 2001
      1. Re: Good Simulator for beginners. Anonymous, Dec 15, 2001
        1. Process cahnges in minutes but controller acts in seconds!!!!. Manoj Vivek, Dec 15, 2001
          1. Your dead right. Pieter Steenekamp, Dec 16, 2001
            1. Dead time problems. Duncan Meade, May 28, 2002
      2. Good Simulator for beginners. John Shaw, Dec 15, 2001
        1. Crystal ball?. Manoj Vivek, Dec 17, 2001
          1. Crystal ball?. John Shaw, Dec 17, 2001
  31. Tuning in internal model control (IMC). Sirikiat, Nov 27, 2001
    1. Tuning in internal model control (IMC). wincat, Sep 13, 2003
  32. Problem about Feed-Forward Control. Thanompong J., Nov 25, 2001
    1. RE: Problem about Feed-Forward Control. John Shaw, Nov 29, 2001
  33. PID controlles applied to MIMO processes. Zachariah Taheri, Nov 22, 2001
    1. RE: PID controlles applied to MIMO processes. John Shaw, Nov 23, 2001
  34. Allen-Bradley Dissolved Oxygen control. John Cheek, Nov 15, 2001
    1. Derivative action + Limt ranginging of output. Manoj Vivek, Nov 17, 2001
  35. humidity & temperature PID controller. Declan Sharkey, Nov 6, 2001
    1. Humidity Control. Serkan Akýncý, Sep 26, 2003
  36. PID controller for a home heating system. Gareth Mc guigan, Nov 2, 2001
    1. Temp controller. Matei Stelian, Nov 5, 2001
      1. Hydronic Heating system. Gareth Mc Guigan, Nov 5, 2001
        1. Hydronic Heat -- BTU injection. CSurp, Feb 20, 2002
      2. How a PID used in a micro-controller based temperature regulator system. S'phamandla, Aug 12, 2002
        1. pid used in micro-controller based. rahul, Aug 13, 2002
          1. Re: pid used in micro-controller based. reza mahmoudian, Dec 23, 2002
        2. Re: How a PID used in a micro-controller based temperature regulator system. chonrat klainil, Sep 30, 2002
          1. Re: Re: How a PID used in a micro-controller based temperature regulator system. Moises Lazzari, Nov 12, 2002
      3. temperature control of a chamber. jayashree, Feb 28, 2004
    2. new mmember. AHMED, Dec 30, 2003
  37. PID controller design for suspension system. kalyan, Oct 30, 2001
  38. Converting of old methods to PLC?. Kim, Oct 17, 2001
    1. Re: Converting of old methods to PLC?. John Shaw, Oct 18, 2001
  39. GPC vs PID. Jukka Virtanen, Oct 13, 2001
  40. Need help with auto tuning PID for microcontroller. Keith Donadio, Sep 18, 2001
    1. Try Ziegler Nichols auto tune method. Richard, Sep 19, 2001
      1. Ziegler. Prof.R.Kumaresan, Nov 21, 2001
        1. Re: Ziegler. kmoltiti, Sep 21, 2002
      2. Name thw author. J. R. Kumar, Dec 5, 2001
    2. information. amit jain, Oct 5, 2001
  41. control valves, tuning. murthy, Sep 9, 2001
    1. Control Valve selection. Manoj V, Nov 12, 2001
  42. real time motor feedback control using simulink. southencross, Sep 8, 2001
    1. real time motor feedback control using simulink. godwin anand, Sep 17, 2001
  43. need help. krea, Sep 7, 2001
  44. MOD300 parts. Matthew Cassle, Aug 25, 2001
    1. mod parts. dan okay, Jun 24, 2002
  45. Internal Model Control (IMC) tunning method for single variable. R. Ortiz de Zevallos L. J., Aug 21, 2001
  46. Ziegler - Nichols method. Haris Effendi, Aug 9, 2001
    1. Your Solution Is Here. Dan, Aug 9, 2001
  47. Regarding Saturation Properties , please help!!!!. MS NG, Jul 26, 2001
    1. RE: Regarding Saturation Properties , please help!!!!. John A. Shaw, Jul 26, 2001
  48. PID controller - SP changes (ramp). Johannes Lorünser, Jul 26, 2001
    1. RE: PID controller - SP changes (ramp). John A. Shaw, Jul 26, 2001
      1. PID controller - SP changes (ramp) - algorithm, equations. Lorünsr Johannes, Jul 27, 2001
        1. The Reason Is Simple. Dan, Aug 1, 2001
          1. Untitled. Johannes Lorünser, Aug 2, 2001
            1. This is the solution. Dan, Aug 9, 2001
    2. information. amit jain, Oct 5, 2001
    3. Probably the most simple reason. Marko Bursic, Oct 22, 2002
  49. Control and Analítical Instrumentation. MoN, Jul 24, 2001
  50. PID controller auto-tuner free demo. Danyang Liu, Jul 20, 2001
    1. New Way to Get Free PID Tuning Demo. Dan, Aug 18, 2001
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