ComAp InteliSys SPI Control Manual
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ComAp InteliSys SPI Control Manual

Afr gen-set controller
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Compact Controller for Stand-by and Parallel Operating Gen-sets
NT
InteliSys
AFR Gen-set Controller
Air Fuel Ratio controller for Lean burn
systems with SPI, SPtM, MINT, COX
Software version IS-NT-AFR-1.0, December 2006
AFR CONTROL GUIDE
Copyright © 2006 ComAp s.r.o.
ComAp, spol. s r.o.
Světova 7, 180 00 Praha 8, Czech Republic
Tel: +420 266 790 611, Fax: +420 266 316 647
E-mail: 40Hinfo@comap.cz,
41Hwww.comap.cz

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Summary of Contents for ComAp InteliSys SPI

  • Page 1 SPI, SPtM, MINT, COX Software version IS-NT-AFR-1.0, December 2006 AFR CONTROL GUIDE Copyright © 2006 ComAp s.r.o. ComAp, spol. s r.o. Světova 7, 180 00 Praha 8, Czech Republic Tel: +420 266 790 611, Fax: +420 266 316 647 E-mail: 40Hinfo@comap.cz,...

  • Page 2: Table Of Contents

    Setpoints – AFR control ........................29 AFR control chart ..........................34 Protections ............................35 History and Alarm list records ......................36 Tips and tricks ........................... 38 Abbreviation list ............................. 39 InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...

  • Page 3: General Guidelines

    A special application intended for COoperation with an eXternal supervisory control system, e.g. PLC. Most internal control sequencies are removed or reduced, all major actions (synchronizing, load control type) are initiated via binary inputs to the NT controller. InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...

  • Page 4: Available Documentation

    Includes description of possible troubles during configuration, adjustment and operation of the controller. Consists of two parts: • List of troubles and their solution • How to … section with recommended procedures in some typical situations InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...

  • Page 5: Inteli Nt Application Manuals

    Local connection • Remote connection • Modem connection • Internet connection • Active call, SMS, email • Modbus description • I-LB, IG-IB communication units • Modem recommendations • Recommended converters InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...

  • Page 6: Conformity Declaration

    To avoid personal injury do not perform any action not specified in this User guide !!! Note: ComAp believes that all information provided herein is correct and reliable and reserves the right to update at any time. ComAp does not assume any responsibility for its use unless otherwise expressly undertaken.

  • Page 7: Operator Interface

    (bottom right corner) and it is possible to move by one page of records using arrow buttons Clear Clears character on the left side of the cursor, exits from menu Enter InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...
  • Page 8 Following table determines controller functions when ↑, ↓, ←, →, ENTER and PAGE buttons’ combination is pressed: Where Pushbutton combination Function Measurement screens, Contrast increase ENTER + ↑ Alarm list Contrast decrease ENTER + ↓ Info screen ENTER + ESC InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...
  • Page 9 8. Press ENTER to confirm or ESC to leave without change. 9. Press ESC to leave selected set points group. How to view the HISTORY menu? 1. Select HISTORY menu item and press ENTER InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...
  • Page 10 2. Dngl: connected dongle 3. Supported code pages Using → again you can view the INFO3 screen which contains: 1. IS-Display IDchip: ID string Hint: Available from the MEASUREMENT screens only. InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...
  • Page 11 The button is disabled in AUT mode. Use this button in MAN or TEST mode to close or open the MCB. Be careful while doing this, because you can disconnect the load from the mains!!! InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...

  • Page 12: Description Of Intelisys Nt Measurement Screens

    (Fault reset has not been performed) 3. Alarms displayed inverted are active 4. Number of active / not accepted / all alarms 2. Measurement CU 11 – SPtM Screens Description InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...
  • Page 13 4. Generator current + triple bargraph 1. Mains frequency 2. Mains voltage phase-phase 3. Mains voltage phase-neutral + triple bargraph 4. Mains current (3 phase)/ Earth fault current 5. Maximal vector shift InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...
  • Page 14 5. Total gen-set kW hours 6. Total gen-set kVAr hours Note: Statistics can be set in InteliMonitor → Set statistics… after password of User 0 is entered. InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...
  • Page 15 1. Analog input 1 (e.g. Oil pressure) 2. Analog input 2 (e.g. Primary water temperature) 3. Analog input 3 (e.g. Fuel level) 4. analog input 4 (e.g. Secondary water temperature) InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...
  • Page 16 IS-NT binary inputs indication IS-NT binary outputs indication If the temperatures of cylinders are configured/measured it is possible to see bargraphs of these temperatures on the separate screen. InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...
  • Page 17 1. Bottom lines show record number, reason, date and time even if other columns are actually displayed Users/Password This screen shows list of users. To enter or change password of selected user press Enter. InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...

  • Page 18: Users And Passwords

    Password is a five-digit number (0 - 65535). Only setpoints associated with the entered password level can be modified. Use ↑ or ↓ to select the desired password and then press ENTER. Use ← or → to move the value by 5% of the range. InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...

  • Page 19: Mode And Function Description

    Set Basic setting: FltRes GoToMAN = ENABLED to avoid automatic engine start when pressing FAULT RESET after Shut down or Slow stop alarm. !!!!! VERY IMPORTANT !!!!!! Engine can start automatically without warning when pressing FAULT RESET after shut down alarm. InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...

  • Page 20: Test Mode (Sptm Only)

    Import load value. Controller measures Import/Export value via current transformers connected to In/Im3 terminal. The value of L3 is then multiplied by 3 to give an estimation of the actual Imp/Exp. InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...

  • Page 21: Is-Nt Air Fuel Ratio Control Software

    New Logical analog input: LdCtrl:AnExBld for Local Baseload from analog input setting (as part of standard IS-NT system). New programmable logic functions PLC set (as part of standard IS-NT system). InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...

  • Page 22: Hardware

    Hardware InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...
  • Page 23 MAP 4/20 mA Mixer feedback 0 to +10 VDC MAT Pt100 Ana CH4 UEGO reserve reserve reserve Wiring example of IS-NT speed governor and AVR interface More details see in Application guide. InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...

  • Page 24: Binary Inputs

    (Alarm list and History record Sd Knocking). The internal (modulo 5) counter is reset after one hour without Knocking activation or after engine Stop. GasVTest OK Binary input from Gas valve test unit that indicates OK result of Gas valve test. InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...

  • Page 25: Binary Outputs

    Connect external gas analyzer to analog input Ana CH4 and configure corresponding sensor characteristics with respect to 0 to 100% Mixer control output range. Configuration example InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...

  • Page 26: Logical Analog Values

    IS-NT Mixer position output conversion to IS-NT physical analog output Mixer feedback [ 0,0 to 100,0%] Actual value based on Mixer fedb input. MAP required [ 0,000 to 10,000 bar] Final MAP required including temperature correction. InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...

  • Page 27: Statistics Values

    Conversion ratio can be selected using the setpoints ConvCoefPulseX. The converted values are visible in statistics – values PulseCounter X. These values can be reset using Statistics window in InteliMonitor. InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...

  • Page 28: Setpoints - Timers Setting

    During the starting procedure: stops the engine and initiates new starting attempt (without Fault) reset until reaches the Engine params: Cranking attempts number. • Initiate Engine shut down after engine is running. Step: 1% of Nominal RPM Range: 0 – 200% InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...

  • Page 29: Setpoints - Afr Control

    [ s ] Binary output GasVTest run starts Gas valve test procedure and timer GasV TEST del. Engine starts when Binary input GasVTest OK (test feedback) is activated (closed) during GasVTest del. InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...
  • Page 30 100,0 % % CH4 MxPos60%CH4 MxPos40%CH4 4 - 20 mA Ana CH4 Example: Setting MxPos40%CH4 = 40% and MxPos6%CH4 = 60% means linear 1:1 transformation between CH4 and Mixer position. InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...
  • Page 31 Oxygen content at Low MAP power. Step: 0,1 % Range: 0,0 to High O2 High O2 [ % ] Oxygen content at High MAP power. Step: 0,1 % Range: Low O2 to 20,0 % InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...
  • Page 32 Example: AFR int = 50%; Δ = 100; %/min = - 50 * 100 / 1000 = - 5 %/min. Mixer position output speed does not depend on AFR gain setting. AFR der [ % ] Derivation factor for AFR control loop. Step: Range: 0 to 100 % InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...
  • Page 33 [ kWh ] Number of kWh per one 1 sec pulse on Logical binary output “kWh pulse”. Pulse calculation starts from setpoint change. Step: 1 kWh Range: 0 to 65535 kWh InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...

  • Page 34: Afr Control Chart

    Mixer BO hyst Indication Mixer down Mixer feedback History record Timing chart fix position Mixer regulation fix position Start position Start position Run position Run position LoPWR position LoPWR ... Engine states InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...

  • Page 35: Protections

    GasVTest OK is closed. Engine shut down is detected (Sd GasVTest message in AL and HST) when no positive feedback (GasVTest OK) is received during adjustable delay GasVTest del. Gas Valve TEST procedure is skipped during Automatic Mains Fail gen-set start to short black-out time. InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...

  • Page 36: History And Alarm List Records

    Performs averaging (filtering) of the input value with selectable weight and period InterpolFunc Linear interpolation Analog input Analog output ForceHistory Binary input causes history record when changes from 0 to 1 InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...
  • Page 37 Binary output is active when input is within Comp. Win. limits. Analog input, analog output. Two setpoints for Ramp-up and down speed (in number of units per second). Ramp Enable-Up, Enable-Down: Ena/Disables the ramp. InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...

  • Page 38: Tips And Tricks

    Connect Binary input “Run” to measured signal (e.g. cooling pump output). • Analog input reload set to constant value 300 (i.e. period 1 minute). • PLC Timer output connect internally to Logical Binary input: Pulse counter 1 InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...

  • Page 39: Abbreviation List

    Load Sharing - analog load sharing line to interconnect the gen-sets on the site (for isolated parallel or mains parallel of multiple gen-sets); IG/IS-NT controllers use digital Load Sharing via InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...
  • Page 40 Virtual periphery I/O module – internal “SW wires” linking binary outputs to inputs VAr Sharing - ensures VAr sharing between the gen-sets on the site via CAN bus (for isolated parallel or mains parallel of multiple gen-sets) InteliSys -AFR-Abstract, SW version 1.0, ©ComAp – December 2006 IS-NT-AFR-1.0-Abstract.pdf...

This manual is also suitable for:

Intelisys sptmIntelisys mintIntelisys cox

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