Small Hydropower

DLLD Power provides a complete set of qualified equipment for global micro and small hydropower plant up to 10MW capacity, especially run-of-river hydropower system. Our business ecosystem with DLLD as the core, integrated companies distributed all over the world, provides hydraulic steel structures such as Penstock, Main inlet valve, Francis turbine, Turgo turbine, Pelton turbine, Kaplan turbine, Tubular turbine, generators, speed governors, auxiliary equipment (including oil, water and air system; guide pads, upper guide pads, lower guide pads, thrust pads, etc.), primary electrical equipment (power transformers, switchgear and GIS equipment) and secondary equipment (computerized supervisory and control, protection, dam and geotechnical safety monitoring, hydrological telemetry and reservoir dispatch, excitation, CCTV and DC system)

A. Hydraulic steel structures

Including penstock, gates (miter gates, radial gates, plan gates) and trash racks.

B. Turbine and generators:

DLLD provides efficient and high-reliability hydro-electric units, on-time and on-budget.

C. Other auxiliary equipment and parts

Including pole coil, stator coil, unit bottom ring, unit top cover, bearing bush, fluorine plastic pad, white metal thrust pad,

separate guide bearing pad, guide pad, guide blade and etc. parts.

D. Primary electrical equipment

Depending upon the clients’ specification, DLLD can provide the primary electrical equipment at the clients’ specified voltage level including: power transformers, intelligent GIS equipment; outdoor and indoor switchgear. DLLD products are characterized by structure compact, environmentally friendly and energy saving, low power consumption, safe and reliable, low maintenance, strong corrosion resistance and ease of installation and commissioning.

E. Secondary electrical equipment

With modular and standardized design, DLLD’s secondary electrical equipment is characterized by high integration, low cost, ease of installation, operation and maintenance and short upgrade period. The Secondary electrical equipment includes: computerized supervisory and control system, protection system, excitation system, DC system, Dam and geotechnical safety monitoring system, hydrological telemetry and reservoir dispatch system, closed circuit television system.

Francis type turbine
Pelton type turbine
Turgo type turbine
Kaplan type turbine
Tubular type turbine
Hydraulic Generator
Main inlet valve
Microcomputer Governor
Integrated Control Cabinet

Reference Case