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Power Generation  /  FCG & Motion Systems Category 04 · Compressed Air Side

FCG & Motion SystemsFor Power Generation

Everything in a power plant that flows, seals, or moves passes through this category. From fluid connectors for power plants and hydraulic hose solutions power generation duty demands, through sealing solutions high temperature power plant flanges live with for decades, to the steam turbine hydraulic control systems that set unit output, Domnick Thailand covers five engineering domains and forty capability lines as one accountable scope.

✓ 5 Engineering Domains ✓ 40 Capability Lines ✓ High Pressure & High Temperature ✓ Tested, Certified Assemblies
Motion & Fluid Registry
FCG-01Hose Systems & Fluid Connectors08
FCG-02Fittings, Tubing & Sealing10
FCG-03Hydraulic Motion Systems09
FCG-04Pneumatic, Electric & Motion Control09
FCG-05Plant Fluid & Pressure Control04
40capability lines, indexed in full at the register at the bottom of this page
The Five Domains

One Category, Five Engineering Disciplines

FCG stands for fittings, connectors, and gaskets, but in a power plant the scope runs wider: everything between a pressure source and the motion it creates. We organise it into five domains, each detailed below.

FCG-01 · Domain Dossier
Hose Systems & Fluid Connectors

Hose is the flexible tissue of a plant's fluid network, and its failure mode is never polite. Our industrial hose systems power plant scope pairs every assembly with its duty: pressure, temperature, media, and movement, then backs it with protective hose covers industrial practice demands, from abrasion sleeves to whip restraints on high pressure runs.

Around the hose sits the connection layer: fluid control components power generation circuits rely on, and the integrated fluid systems power plant engineering that makes couplings, hose, and hardware behave as one designed circuit rather than a drawer of parts. Every assembly is factory crimped and pressure tested before it ships.

Coverage in this domain
Fluid connectors for power plantsQuick couplings and connection hardware joining every fluid circuit in the plant
Hydraulic hose solutions power generationReinforced hose assemblies for high pressure hydraulic duty across the site
Industrial hose systems power plantComplete hose networks for water, air, fuel, and chemical transfer service
Energy sector hose assembliesFactory-crimped, tested assemblies built to duty specification, not guesswork
Protective hose covers industrialAbrasion sleeves, burst shields, and whip restraints extending assembly life
Fluid transfer systems power plantEngineered routes moving fuel, oil, water, and chemicals plant-wide
Integrated fluid systems power plantConnectors, hose, and hardware specified together as one working circuit
Fluid control components power generationValves, couplings, and inline hardware governing flow at every branch
FCG-02 · Domain Dossier
Fittings, Tubing & Sealing

Joints are where fluid systems succeed or leak. This domain covers the tube and pipe fittings high pressure instrument and hydraulic lines depend on, high pressure tubing solutions energy applications specify in stainless steel, and the steam line sealing systems that keep flanged joints tight through years of thermal cycling.

Sealing is a materials discipline: industrial sealing technologies energy sector duty means matching gasket and O-ring chemistry to media, heat, and motion, while corrosion protection for piping systems and industrial pipe protection systems defend the pipe itself, inside and out, including the boiler fluid control systems circuits that never get a day off.

Coverage in this domain
Tube and pipe fittings high pressureMetallic compression and flanged fittings for instrument and hydraulic lines
High pressure pipe connections power plantLeak-tight joints engineered for elevated pressure and thermal cycling
High pressure tubing solutions energyStainless tubing runs for impulse lines, analysers, and control circuits
Sealing solutions high temperature power plantSeal materials proven at steam-side temperatures and pressure swings
Industrial sealing technologies energy sectorGaskets, O-rings, and packing matched to media, heat, and motion
High temperature gasket solutions power plantSpiral wound and graphite gaskets for flanges that run hot for years
Steam line sealing systemsJoint integrity hardware for main steam, extraction, and drain lines
Corrosion protection for piping systemsCoatings, isolation, and material selection defending pipe from the inside out
Industrial pipe protection systemsGuards, supports, and wear protection for exposed and high-traffic runs
Boiler fluid control systemsFittings and control hardware serving feed, blowdown, and dosing circuits
FCG-03 · Domain Dossier
Hydraulic Motion Systems

Hydraulics is how a power plant moves heavy things precisely. The domain centres on hydraulic power units power plant skids, the pumps, reservoirs, and controls at the heart of each circuit, feeding hydraulic cylinders industrial power duty and the compact hydraulic manifold systems power generation designs that replace leak-prone piping mazes.

At the top of the discipline sit the turbine applications: hydraulic turbine control systems and the EHC circuits detailed in the engineering brief below, plus combined cycle power plant hydraulics for HRSG dampers and bypass valves. Our fluid power engineering power generation service designs from duty data upward, and power plant maintenance hydraulic systems programs keep every circuit clean, tight, and predictable.

Coverage in this domain
Hydraulic motion systems power generationComplete fluid power circuits converting pressure into precise movement
Hydraulic power units power plantPump, reservoir, and control skids built as the heart of each hydraulic circuit
Hydraulic cylinders industrial powerLinear actuators for dampers, gates, and heavy positioning duty
Hydraulic manifold systems power generationCompact valve manifolds replacing leak-prone piping mazes
Steam turbine hydraulic control systemsEHC circuits governing the steam valves that set unit output
Hydraulic turbine control systemsGovernor and actuation hydraulics for hydro and steam turbine duty
Combined cycle power plant hydraulicsFluid power serving HRSG dampers, bypass valves, and balance of plant
Fluid power engineering power generationCircuit design, sizing, and specification from duty data upward
Power plant maintenance hydraulic systemsFlushing, seal renewal, and condition programs keeping circuits honest
FCG-04 · Domain Dossier
Pneumatic, Electric & Motion Control

Where hydraulics brings force, this domain brings choice. Pneumatic motion systems power plant duty covers the air-driven valves and dampers everywhere in the plant, completed by pneumatic valve control systems accessories, positioners, boosters, lock-ups, on every control loop. Where electric drive fits better, electric actuators power generation packages and motion control drives power plant hardware take over.

Precision work belongs to electromechanical positioning systems power plant technology, servo and screw-driven motion built from quality mechanical motion components industrial energy hardware. Together they form the complete industrial valve actuation systems toolbox: pneumatic, hydraulic, and electric, each where it serves best.

Coverage in this domain
Pneumatic motion systems power plantAir-powered actuation for valves and dampers across the plant
Pneumatic valve control systemsPositioners, boosters, and accessories completing every control valve loop
Electric actuators power generationMotorised actuation where electric drive suits the duty best
Electromechanical motion control systems power plantServo and screw-driven motion for precise, repeatable positioning
Electromechanical positioning systems power plantClosed-loop positioning where accuracy is the specification
Motion control drives power plantDrives and controllers commanding speed, torque, and position
Industrial motion and drive systems energyMechanical transmission and drive packages for plant machinery
Mechanical motion components industrial energyGuides, screws, bearings, and the hardware motion is built from
Industrial valve actuation systemsThe full actuation toolbox: pneumatic, hydraulic, and electric
FCG-05 · Domain Dossier
Plant Fluid & Pressure Control

The fifth domain steps back to the plant level: the thermal power plant fluid systems view, where every circuit from boiler island to cooling tower is part of one network. It includes generator cooling fluid systems connection and control hardware protecting the most valuable rotating asset on site.

Holding it all steady are pressure control systems power plant regulators and relief hardware, and the industrial automation fluid systems integration that ties fluid components into the plant's automated sequences, so the DCS commands and the hardware answers.

Coverage in this domain
Thermal power plant fluid systemsFluid circuits serving boiler, turbine, and auxiliary islands
Generator cooling fluid systemsConnection and control hardware for stator and cooler circuits
Pressure control systems power plantRegulators, relief, and control hardware holding setpoints steady
Industrial automation fluid systemsFluid components integrated into automated plant sequences
Engineering Focus

Two Briefs From the Sharp End of Fluid Power

Two topics decide more plant reliability than their page count suggests: the hydraulics that govern the turbine, and the discipline that keeps hose assemblies honest.

Brief 01Turbine Island
EHC: The Hydraulics That Hold the Throttle

Electrohydraulic control is where steam turbine hydraulic control systems earn their reputation. A hydraulic power unit charges accumulators that hold the energy; servo valves meter it to the actuators on steam admission and governor valves; a trip manifold stands ready to slam everything shut in a fraction of a second. Because these circuits live beside hot steam lines, they run fire-resistant phosphate ester fluid rather than mineral oil, a fluid that self-extinguishes but repays the favour by demanding disciplined care.

That fluid is hygroscopic: let water in and hydrolysis breeds acids, acids breed varnish, and varnish finds the servo valve first, the single most sensitive component in the loop. Fluid condition monitoring, fine filtration, and dryness are not housekeeping here; they are turbine availability. Our scope covers the hardware, the seals compatible with ester fluids, and the maintenance program that keeps the throttle answering.

~30–170 barTypical EHC operating pressure range across turbine classes
Servo ValvesThe most fluid-sensitive component, protected by condition monitoring
Brief 02Plant-Wide
Hose Integrity: Assemblies Are Made, Not Bought

A hose assembly is a manufactured product, and its safety is decided at the crimping bench before it ever sees pressure. Correct hose-and-fitting pairing, calibrated crimp dimensions, and a documented pressure test are what separate an engineered assembly from a liability with couplings. In energy sector hose assemblies, every one of ours ships tested and tagged with its duty rating.

In service, integrity is a routine, not an inspection sticker: check for cover abrasion, kinking, fitting corrosion, and weeping at the crimp; respect minimum bend radius in routing; derate for temperature honestly, because a hose rated at ambient is a different hose at steam-bay temperatures. On high pressure runs, restraints and shields turn a potential whip event into a contained failure. It is unglamorous discipline, and it is why some plants replace hoses on schedule while others replace equipment after them.

Crimp + TestEvery assembly factory-made, pressure tested, and duty tagged
Bend RadiusRouting and restraint practice that prevents premature failure
The Full Index

Capability Register 01–40

Every capability line in this category, indexed in one place. If your requirement touches any entry below, it belongs in a conversation with our engineers.

01Fluid connectors for power plants
02Hydraulic hose solutions power generation
03Industrial hose systems power plant
04Energy sector hose assemblies
05Protective hose covers industrial
06Fluid transfer systems power plant
07Integrated fluid systems power plant
08Fluid control components power generation
09Tube and pipe fittings high pressure
10High pressure pipe connections power plant
11High pressure tubing solutions energy
12Sealing solutions high temperature power plant
13Industrial sealing technologies energy sector
14High temperature gasket solutions power plant
15Steam line sealing systems
16Corrosion protection for piping systems
17Industrial pipe protection systems
18Boiler fluid control systems
19Hydraulic motion systems power generation
20Hydraulic power units power plant
21Hydraulic cylinders industrial power
22Hydraulic manifold systems power generation
23Steam turbine hydraulic control systems
24Hydraulic turbine control systems
25Combined cycle power plant hydraulics
26Fluid power engineering power generation
27Power plant maintenance hydraulic systems
28Pneumatic motion systems power plant
29Pneumatic valve control systems
30Electric actuators power generation
31Electromechanical motion control systems power plant
32Electromechanical positioning systems power plant
33Motion control drives power plant
34Industrial motion and drive systems energy
35Mechanical motion components industrial energy
36Industrial valve actuation systems
37Thermal power plant fluid systems
38Generator cooling fluid systems
39Pressure control systems power plant
40Industrial automation fluid systems
Standards & Compliance
ISO 8434 Tube Fittings EN 853 / EN 856 Hydraulic Hose ISO 6162 Hydraulic Flanges ISO 9001 Quality ISO 14001 Environmental ISO 50001 Energy

Forty Lines. Five Domains. One Point of Accountability.

Send us the circuit, the duty, or just the problem: pressure, temperature, media, and motion. Our engineers will specify the connectors, hose, sealing, and actuation as one integrated scope, with test certificates behind every assembly.

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