Traction drives 9
A mining locomotive must slow down safely and in a controlled way even in demanding mine conditions. Yet the operator does not …
Traction drive and battery power for a mining locomotive in demanding conditions.
The original lead-acid battery limited the locomotive’s power and availability.
A trolley line in a mine means costly infrastructure, movement limited to electrified sections and permanent maintenance costs.…
Complete solutions of electronics for electric mining locomotive EE-90K
A complete electrical-equipment solution for the EE 120 mining traction locomotive: a traction inverter and complete electrical…
Reactive power compensation 2
Compensating the capacitive reactive power of a long 22 kV line
The distribution network requires the power factor to be maintained at the connection point — and every month outside the band …
Electric drives 11
A 200 kW mixer had to be regulated to the actual process demand rather than left running at full power. Running flat out regard…
The ski lift with its original switchboard and control needed modernization: a safe, smooth start for skiers and reliable opera…
Design and manufacture of mobile test benches for manufacturers of mechanical and hydraulic gearboxes
The hoist of a 65 t port gantry crane for unloading containers from ships: a VQFREM 400 200 converter (218 kVA, briefly up to 4…
Screw-feeder control and soft start of a mill for producing chipboard briquettes
Photovoltaics 29
A boiler house consumes electricity for water heating and circulation all year round. The operator wanted to cover this in isla…
The recycling plant has high on-site electricity consumption. The operator wanted to cover part of it from its own rooftop phot…
Riešenie FV diesel fuel save íťékW so systémom uloženia prebytočnej energie do batérií
A 33 kW photovoltaic plant in Prešov — set for zero export, the electricity generated is consumed directly on site.
A large sun + diesel hybrid (2 MW) for a site in Africa. The photovoltaics cover as much of the consumption as possible and sav…
A 40 kW photovoltaic plant for the IKE site in Slatinka — set for zero export, so all the electricity generated is consumed dir…
Battery storage 1
How to get demand peaks, export to the distribution network and reactive power under control — without getting stuck in a build…
Small hydropower 6
A complete small-hydro system with an Archimedes (screw) turbine - Střítež nad Bečvou.
Extract the maximum from the variable flow of the Bebrava and run the plant reliably without permanent staff - even at low flow.
A complete MVE drive with an Archimedes screw turbine, with visualization and remote monitoring - Liptovská Kokava.
A complete MVE drive with an Archimedes screw turbine, with visualization and remote monitoring - Liptovská Kokava.
Small-hydro drive with a screw turbine and DC backup for the gate drives - Čoltovo.
Pilot deployment of MVE CONTROL in small hydropower plants
Custom power supplies 15
Exporting to 60 Hz markets, product testing, powering special technologies or replacing rotary converters - all need a source o…
Exporting to 60 Hz markets, product testing, powering special technologies or replacing rotary converters - all need a source o…
Exporting to 60 Hz markets, product testing, powering special technologies or replacing rotary converters - all need a source o…
Exporting to 60 Hz markets, product testing, powering special technologies or replacing rotary converters - all need a source o…
Exporting to 60 Hz markets, product testing, powering special technologies or replacing rotary converters - all need a source o…
Exporting to 60 Hz markets, product testing, powering special technologies or replacing rotary converters - all need a source o…
A containerized on-grid system with battery storage / a parallel energy store for connection to a local supply network
Self consumption conver, backup supply for selected appliances during the blackout
The electrical part of a mining traction locomotive: two 75 kW asynchronous motors controlled by a vector converter fed from a …
a traction drive solution for tandem operation with a camera safety system
