Woodward 1907 Installation And Operation Manual

Woodward 1907 Installation And Operation Manual

Liquid fuel valve with lvdt position feedback

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Installation and Operation Manual
1907 Liquid Fuel Valve
with LVDT Position Feedback
Manual 40131

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Summary of Contents for Woodward 1907

  • Page 1 Installation and Operation Manual 1907 Liquid Fuel Valve with LVDT Position Feedback Manual 40131...
  • Page 2 Protection of Electronic Controls, Printed Circuit Boards, and Modules. Woodward Governor Company reserves the right to update any portion of this publication at any time. Information provided by Woodward Governor Company is believed to be correct and reliable. However, no responsibility is assumed by Woodward Governor Company unless otherwise expressly undertaken.
  • Page 3: Table Of Contents

    Figure 2-1. Outline Drawing and Adjustment Locations ......... 4   Figure 3-1. Schematic Diagram of 1907 Liquid Fuel Valve ........7   Figure 3-2. Schematic of 1907 Liquid Fuel Valve with Auxiliary Features ..... 7   Figure 5-1. Exploded View of Fuel Valve ............. 13 Woodward...
  • Page 4 1907 Liquid Fuel Valve with LVDT Position Feedback Manual 40131 Woodward...
  • Page 5: Chapter 1. General Information

    General Information Introduction The 1907 liquid fuel valve meters fuel to gas turbines under all operating conditions. The fuel valve is mechanically linked to and operated by a governor/actuator, which determines the amount of fuel flow required for any gas turbine mode of operation.
  • Page 6: Figure 1-1. 1907 Fuel Valve With Lvdt

    1907 Liquid Fuel Valve with LVDT Position Feedback Manual 40131 Figure 1-1. 1907 Fuel Valve with LVDT Woodward...
  • Page 7: Chapter 2. Installation

    Manual 40131 1907 Liquid Fuel Valve with LVDT Position Feedback Chapter 2. Installation Installation Install the fuel valve square with the governor/actuator linkage to prevent binding. The actuator should use about two-thirds of the available output between minimum and maximum. The remainder of the actuator travel should be split between the maximum and minimum ends to assure positive position for shutdown and for maximum fuel.
  • Page 8: Figure 2-1. Outline Drawing And Adjustment Locations

    1907 Liquid Fuel Valve with LVDT Position Feedback Manual 40131 Figure 2-1. Outline Drawing and Adjustment Locations (Do not use for construction.) Woodward...
  • Page 9: Chapter 3. Principles Of Operation

    Manual 40131 1907 Liquid Fuel Valve with LVDT Position Feedback Chapter 3. Principles of Operation General The fuel valve is used in conjunction with a governor/actuator. Fuel is metered to the turbine for starting, acceleration, steady-state operation, and deceleration. Fuel flow is controlled by the mechanical linkage from the governor/actuator.
  • Page 10: Bypass Feature

    1907 Liquid Fuel Valve with LVDT Position Feedback Manual 40131 Bypass Feature A constant pressure drop is maintained across the metering port to allow the port opening to accurately meter fuel flow. Inlet pressure (P ) is applied to one side of the bypass diaphragm and outlet pressure (P ) to the opposite side.
  • Page 11: Figure 3-1. Schematic Diagram Of 1907 Liquid Fuel Valve

    Manual 40131 1907 Liquid Fuel Valve with LVDT Position Feedback Figure 3-1. Schematic Diagram of 1907 Liquid Fuel Valve Figure 3-2. Schematic of 1907 Liquid Fuel Valve with Auxiliary Features Woodward...
  • Page 12: Chapter 4. Maintenance

    1907 Liquid Fuel Valve with LVDT Position Feedback Manual 40131 Chapter 4. Maintenance Troubleshooting Faults in the governing system are usually revealed in speed variations of the turbine, but it does not necessarily follow that such speed variations indicate governing system faults.
  • Page 13: Cleaning

    Manual 40131 1907 Liquid Fuel Valve with LVDT Position Feedback 3. Do not remove press-fit components unless replacement is necessary. Removal of these components may necessitate replacement. 4. Do not turn screw 15 in spring seat 14. If screw must be removed, make necessary measurements so it can be replaced in its original position.
  • Page 14: Testing And Calibration

    Test action of plunger and diaphragm. Testing and Calibration Test and calibration specifications are available from Woodward upon request. Be sure to specify the part number and serial number of the fuel valve. Woodward...
  • Page 15: Chapter 5. Parts Information

    Part reference number in parts list and description of part or part name The illustrated parts breakdown (Figure 5-1) shows and lists all replacement parts of the basic 1907 Fuel Valve. Index numbers are assigned in disassembly sequence. Index numbers are used, not Woodward part numbers. When...
  • Page 16 1907 Liquid Fuel Valve with LVDT Position Feedback Manual 40131 Ref. No. Part Name ....... Quantity 40131-40 O-ring ........... 1 40131-41 LVDT ............ 1 40131-42 Packing, preformed (O-ring) ....1 40131-43 Wire Clamp ........... 1 40131-44 Wire Clamp Screw ........ 1 40131-45 Screw ...........
  • Page 17: Figure 5-1. Exploded View Of Fuel Valve

    Manual 40131 1907 Liquid Fuel Valve with LVDT Position Feedback Figure 5-1. Exploded View of Fuel Valve Woodward...
  • Page 18: Chapter 6. Service Options

    A Recognized Turbine Retrofitter (RTR) is an independent company that does both steam and gas turbine control retrofits and upgrades globally, and can provide the full line of Woodward systems and components for the retrofits and overhauls, long term service contracts, emergency repairs, etc.
  • Page 19: Woodward Factory Servicing Options

    Flat Rate Remanufacture: Flat Rate Remanufacture is very similar to the Flat Rate Repair option with the exception that the unit will be returned to you in “like- new” condition and carry with it the full standard Woodward product warranty (Woodward Product and Service Warranty 5-01-1205). This option is applicable to mechanical products only.
  • Page 20: Returning Equipment For Repair

    1907 Liquid Fuel Valve with LVDT Position Feedback Manual 40131 Returning Equipment for Repair If a control (or any part of an electronic control) is to be returned for repair, please contact your Full-Service Distributor in advance to obtain Return Authorization and shipping instructions.
  • Page 21: Engineering Services

    Manual 40131 1907 Liquid Fuel Valve with LVDT Position Feedback Engineering Services Woodward offers various Engineering Services for our products. For these services, you can contact us by telephone, by email, or through the Woodward website. • Technical Support •...
  • Page 22: Technical Assistance

    Type of Fuel (gas, gaseous, steam, etc) Rating Application Control/Governor Information Please list all Woodward governors, actuators, and electronic controls in your system: Woodward Part Number and Revision Letter Control Description or Governor Type Serial Number Woodward Part Number and Revision Letter...
  • Page 24 Email and Website—www.woodward.com Woodward has company-owned plants, subsidiaries, and branches, as well as authorized distributors and other authorized service and sales facilities throughout the world. Complete address / phone / fax / email information for all locations is available on our website.

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