WHITEPAPERS

Take Control of your GE 1.5 Turbine

Being locked out of your own turbine data leaves you dependent on the OEM for every parameter, spare part and service visit. The NWT-GE software upgrade changes that, giving you full access and control and making you 100% independent from General Electric.

Built on the proven Bachmann controller platform, the upgrade is deliberately simple: only the Compact Flash card is swapped, no wires or hardware are touched, and your safety chain stays exactly as it was. The old card is kept, so you can revert at any time.

Beyond independence, updated yaw and pitch algorithms improve production by up to 4%, and multiple sensor inputs let the turbine de-rate instead of stopping — keeping it running and earning.

Download the full whitepaper for the technical detail, spare-parts sourcing options, and the simple installation process.

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Take Control of your Senvion Turbine

Owning a Senvion turbine shouldn’t mean being a hostage to the OEM. The NWT-Senvion software upgrade hands you full access to your turbine data and every parameter setting, making you 100% independent from Senvion.

The upgrade runs on the Bachmann controller platform and installs in minutes: only the Compact Flash card is exchanged — no wires, no hardware, and the safety chain left untouched. Keep the old card and you can switch back whenever you like.

You also gain freedom to source spare parts directly from the original producers and choose your own service provider, all through an open Service Tool. Updated yaw and pitch algorithms lift production by up to 4%.

Covers the MD and MM series. Download the full whitepaper for the technical details, spare-parts breakdown, and installation process.

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Replacing your Senvion Software — What about Safety?

Swapping the controller software on a turbine raises an obvious question: is it safe?

This paper explains why the NWT-Senvion retrofit is a software-only change — no hardware, wiring or schematics are altered, so every original safety feature stays intact.

Under emergency conditions the hard-wired safety system remains in charge: an overspeed or overproduction event opens the 24-volt safety chain, and the pitch and converter subsystems execute the original emergency stop sequence exactly as before.

To match Senvion’s performance 1:1, NWT combines the original parameter set with a measurement campaign run by a certified external partner, then verifies everything through a documented commissioning procedure logged at 10 ms resolution.

Applies to the MM82, MM92 and MM100. Download the full whitepaper for the emergency load-case detail, parameter methodology, and step-by-step commissioning process.

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Keep your Senvion Turbine protected

When you change controller software, two things matter most: the alarms and warnings your team relies on, and the parameter settings that keep the turbine safe. This paper shows how the NWT-Senvion upgrade preserves both.

Because all original electrical and mechanical parts are retained, every alarm and warning the turbine was born with is carried into the NWT software. The same event list and tag names are used, so your SCADA system logs and monitors exactly as before — no surprises for ongoing O&M.

Parameter settings also carry over unchanged, and the open Service Tool lets you adjust the event list or fine-tune parameters yourself whenever you want to.

Covers the MM70, MM82, MM92 and MM100. Download the full whitepaper for the full picture on event handling, SCADA continuity, and parameter control.

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Keep Local Control of your Senvion Turbine

Senvion turbines carry two 7-inch service monitors — one in the tower base, one in the nacelle — and technicians rely on them daily. A common worry with a software retrofit is losing that local access. With the NWT-Senvion upgrade, you don’t.

The existing HMI keeps working. Technicians log in with their usual credentials, or a simple USB stick, and see all live data and status, total production figures, and every active and historical alarm, organised by subsystem for easy navigation.

Full local operation is retained too: start and stop, service mode, rotor brake, manual yaw and pitch commands, and alarm resets — all from the monitor already in the turbine.

Covers the MM70, MM82, MM92 and MM100. Download the full whitepaper for the complete list of on-screen data and local control functions.

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Take Control of your Suzlon Turbine

Don’t stay a hostage to the OEM. The NWT-Suzlon software upgrade gives you full access to your turbine data and all parameter settings, making you 100% independent from Suzlon.

Running on the Bachmann controller platform, installation is straightforward: only the Compact Flash card is exchanged, with no wires or hardware changed and the safety chain untouched. The old card stays with you, so reverting is always an option.

You’re free to source spare parts — pitch, soft starter, grid module and Flexi Slip — directly from their producers, and to pick your own service provider via the open Service Tool. Updated yaw and pitch algorithms improve production by up to 5%.

Covers the S64, S88, S95 and S97. Download the full whitepaper for the technical details, spare-parts list, and installation process.

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Replacing your Suzlon Software — What about Safety?

Is it safe to replace the controller software on a Suzlon turbine? This paper answers directly: the NWT retrofit is a software-only change. No hardware, wiring or schematics are modified, so every original safety feature remains fully intact.

If the turbine experiences an overspeed or overproduction, the unchanged hard-wired safety system opens the 24-volt safety chain and the pitch and converter subsystems run the original emergency stop sequence — the turbine follows Suzlon’s own emergency load case exactly.

To reproduce Suzlon’s control strategy 1:1, NWT derives operating zones, pitch limits, tower frequency and torque limits from the original parameters, supplemented by a certified measurement campaign, and verifies the result through a logged commissioning procedure.

Covers the S6x, S8x and S9x families. Download the full whitepaper for the emergency safety logic, parameter methodology, and commissioning steps.

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Proven Production Gains on Suzlon Turbines

What does the NWT-Suzlon upgrade actually deliver in the field? This paper presents a real before-and-after power-curve analysis from a Suzlon S88 in Minnesota, USA, using production data captured on the same turbine.

The result: annual energy production rose from 7,870 MWh to 8,475 MWh — a 7.7% increase. Alongside the higher yield, a gentler control algorithm reduces wear and tear on the pitch and yaw systems, extending turbine lifetime and shortening payback.

The same upgrade still delivers full data access, 100% OEM independence, direct spare-parts sourcing and simple Compact Flash installation, with all safety functions kept as original.

Covers the Suzlon S-series, with efficiency gains of 3–7% depending on site. Download the full whitepaper for the measured power curves, Weibull site parameters, and full AEP analysis.

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Take Control of your Gamesa Turbine

Free your Gamesa turbine from OEM dependence — and from the ageing Phoenix controller. The NWT-Gamesa upgrade gives you full access to your data and parameters and makes you 100% independent from Siemens Gamesa (SGRE).

Unlike a straight software swap, this upgrade replaces the obsolete Phoenix controller with a Bachmann controller and an EtherCat module — yet all existing Phoenix I/O modules and wiring stay in place, and the safety chain is untouched. The old controller remains installed, so reverting is as simple as plugging the ethernet cable back in.

You gain direct spare-parts sourcing, your choice of service provider through the open Service Tool, and updated yaw and pitch algorithms that raise production by up to 4%.

Covers the G52 through G114. Download the full whitepaper for the technical details, installation process, and performance data.

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Squeeze more from every Blade

A turbine rarely produces exactly to its rated power curve — often because the blades aren’t sitting at their optimum pitch angle, or because the three blades don’t match, creating pitch incoherence that both costs production and wears the rotor.

NWT’s Pitch Angle and Pitch Incoherence Optimizers tackle both. Built into the NWT controller software for Bachmann retrofits, they use existing turbine sensors to continuously calculate the optimum pitch angle below rated power, and to trim three individual blade offsets that eliminate aerodynamic rotor imbalance.

The payoff is twofold: annual energy production increases by up to 3%, while lower 1P fatigue loads reduce wear and extend rotor life — more output and less downtime from the same machine.

Download the full whitepaper for the algorithm architecture, control diagrams, and before-and-after production data.

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Point every Turbine straight into the Wind

When a rotor isn’t square to the wind, production drops — and constant hunting for the right position grinds down yaw motors and the yaw ring. NWT’s Yaw Misalignment Optimizer is built to fix the alignment without over-working the yaw system.

Part of the NWT controller software for Bachmann retrofits, the algorithm uses multiple sensor inputs to keep the rotor correctly positioned, and intelligently delays cable-untwisting until low wind so you’re not stopping production when it matters most.

Crucially, it balances two competing goals — maximum power capture and minimum actuator wear — tuned to each customer’s priorities. Testing against real 100 Hz field data shows it can beat the original yaw strategy using the same yaw activity or less.

Expect up to 2% more AEP plus reduced wear. Download the full whitepaper for the objective-function analysis and field-test results.

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One Controller for your whole Power Plant

As wind, solar and battery storage combine into larger hybrid plants, keeping the whole site grid-compliant and balanced gets harder. NWT’s Power Plant Controller (PPC) gives owners and operators a single, vendor-independent platform to control it all.

The PPC coordinates wind turbines, solar PV and BESS assets together, delivering real-time active-power, reactive-power, voltage, frequency and power-factor control — including fast frequency response from batteries. It’s 1:1 compatible with the native park controller, so you take full command of the plant.

Built on proven Bachmann industrial hardware with optional redundancy, it speaks Modbus TCP, IEC 61850, OPC-UA and DNP3, and is designed to meet major global grid codes including ENTSO-E, UK G99, Irish and North American standards.

Download the full whitepaper for the full specification, communication protocols, and grid-code compliance detail.

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