WOODWARD 8290-184 — Isochronous Speed Control | EG Governor Platform
Engineering Background
The WOODWARD 8290-184 is a precision isochronous speed control module engineered for the EG (Electric Governor) platform — one of WOODWARD’s most widely deployed governor families in industrial prime mover applications. Isochronous control maintains a constant output speed regardless of load variation, making it the preferred mode for standalone generator sets, pump drives, and compressor trains where frequency or flow stability is non-negotiable.
Product Positioning
Designed for procurement engineers sourcing verified replacement or expansion modules for existing WOODWARD EG governor systems, the 8290-184 delivers drop-in compatibility with established field wiring and actuator interfaces. Konmask.com stocks this module with full traceability documentation, supporting both emergency replacement and planned MRO procurement cycles.
Complete Technical Specifications
| Manufacturer | WOODWARD |
| Part Number | 8290-184 |
| SKU | 8290-184 |
| Control Mode | Isochronous (zero steady-state speed droop) |
| Governor Platform | EG Electric Governor Series |
| Speed Droop | 0% (isochronous) — fixed |
| Input Signal | Magnetic pickup (MPU) speed sensing |
| Output | Proportional DC actuator drive signal |
| Supply Voltage | Refer to WOODWARD OEM datasheet for exact rating |
| Operating Temperature | Industrial grade; consult OEM spec sheet |
| Weight | 700 g (module only) |
| Enclosure / Form Factor | Panel-mount module |
| Compliance | WOODWARD factory quality standards |
| Country of Origin | USA (WOODWARD Inc., Fort Collins, CO) |
Proven Application Environments
- Diesel & Gas Generator Sets — isochronous frequency regulation for isolated bus or grid-parallel operation
- Industrial Turbines — steam and gas turbine speed governing in power generation and petrochemical plants
- Pump & Compressor Drives — constant-speed control for process-critical rotating equipment
- Marine Propulsion Auxiliaries — auxiliary engine speed control aboard vessels
- Oil & Gas Field Equipment — wellhead compressors and gas lift systems requiring stable prime mover speed
- Cogeneration (CHP) Plants — coordinated speed/load control in combined heat and power installations
Engineering Advantages
- Zero Steady-State Droop — maintains rated speed under full load swing without operator intervention
- EG Platform Compatibility — direct replacement for existing 8290-series installations; no rewiring required
- Robust MPU Interface — accepts standard magnetic pickup signals across a wide frequency range
- Deterministic Response — analog control architecture eliminates software latency for predictable governor action
- Field-Proven Reliability — decades of deployment in harsh industrial environments globally
- Simplified Commissioning — onboard adjustment potentiometers for gain and stability tuning without external tools
System Architecture & Signal Flow
The 8290-184 operates within a closed-loop speed control architecture:
- Speed Sensing — Magnetic pickup (MPU) mounted on engine/turbine ring gear generates a frequency signal proportional to shaft speed.
- Reference Comparison — The module compares the MPU frequency against an internal speed reference setpoint.
- Error Amplification — Any speed deviation (error signal) is amplified through a PID-type analog control loop.
- Actuator Drive — The corrected output drives the EG electric actuator, repositioning the fuel control linkage to restore target speed.
- Isochronous Steady State — Integral action eliminates residual speed error, achieving true isochronous (0% droop) regulation.
Sourcing & Quality Verification
- All units sourced through verified industrial distribution channels with documented supply chain traceability
- Pre-shipment inspection includes visual examination, label verification, and part number cross-check against WOODWARD catalog
- Original manufacturer packaging preserved where available
- Certificate of conformance (CoC) available upon request for MRO and EPC procurement requirements
- Counterfeit-risk mitigation: Konmask does not source from unverified gray-market channels
Procurement Process
- Confirm Part Number — Verify 8290-184 against your existing WOODWARD governor system BOM or nameplate
- Request Quote — Contact [email protected] or call +0086 19859288691 for volume pricing and lead time
- Submit PO — Standard B2B purchase order accepted; proforma invoice available for wire transfer
- Shipping & Documentation — DHL / FedEx international express with commercial invoice, packing list, and CoC
- After-Sales Support — Technical queries on installation and commissioning supported via email
Technical FAQ
Q: Is the 8290-184 compatible with all EG actuator models?
A: The 8290-184 is designed for the WOODWARD EG governor platform. Compatibility depends on actuator coil resistance and current rating — consult your EG actuator datasheet or contact us for cross-reference support.
Q: Can this module operate in droop mode?
A: No. The 8290-184 is a dedicated isochronous control module. For droop or load-sharing applications, refer to WOODWARD’s 8290-series droop variants or the 2301 control family.
Q: What MPU signal range is supported?
A: The EG platform typically accepts MPU signals from approximately 100 Hz to 10,000 Hz. Confirm exact limits in the WOODWARD 8290-184 product specification sheet.
Q: Do you provide installation support?
A: Yes. Our technical team can provide wiring diagrams, commissioning checklists, and remote guidance. Contact [email protected] with your system details.
Q: What is the lead time?
A: In-stock units ship within 1–3 business days. For out-of-stock inquiries, contact us for sourcing lead time estimates.
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Contact: [email protected] | +0086 19859288691
