HYDROELECTRIC GENERATOR

A single phase (AC) 10000W hydro turbine generator 220V, 

Our highly efficient generator will start at very low torque and is designed to be powered with high elevation water pipe-feed. Adjustment of water flow can easily be micro-managed via the intake valve. 

The entire construction of the generator is designed for minimal field maintenance, with an excitation magnet generator motor and anti-corrosive housing materials.

Perfect for home off-grid power solutions, producing enough power for a conservative home. Other common uses include powering tiny homes and wilderness cabins. 

Key Features:

 

Specifications:
  • Rated operation power production: 10KW (useable load power at 82%=8200 Watts). 
  • Generator options: 220V single phase AC 
  • Generator magnets: Copper wire coils (excitation). 
  • Product features: Low start-up torque; automatic voltage regulation; leakage protection. 
  • Cable connection size: 2.2 mm2.
  • Valve inlet diameter: 75mm.
Power: 10000W
Single phase 220V
Flow rate: 0.035m³/s
Water head: 15-40m
Current: 45A
Frequency: 60Hz
 
 
Our Inclined-jet hydro turbine generator unit (HC-SO3) is a new generation of single phase alternating current (AC) generator, which is suitable for hot and humid environment, with automatic voltage controller regulator (A.V.R.). It applies to inland waterways, household lighting or standby electric power for motors.

Working Principle
Water from the pressure forebay flows into the turbine nozzle through pipe. Its potential energy is converted to kinetic energy by the nozzle. The high speed water jet comes out from the nozzle strikes at the buckets (blades) at a certain angle (not in a tangential direction) against the rotating surface of the runner. The water flows into the buckets (blades) from one side and flows out from other side. Inclined-jet turbine generator only has single buckets (blades). It is applicable for the small-size and medium-size power station with water head ranges from 20m to 400m.

 

1. Runner nuts

2. Runner

3. Spray nozzle

4. Nozzle connection joints

5. Needle valve 6.Hand wheel 7.Nuts

8. Water diversion pipe/steel pipe

9. Main bearing 10.Stator line group 11.Rotor 12.Bearing cover 13.Bearing

14. Top cover of generator

15. Generator case

16. Bottom cover of generator

17. Bearing

18. Water lock/Water seal

19. Frame

20. Anchor screw

21. Pressure forebay



Structure and advantages

Our generators are in protected horizontal structure, whose protection degree is IP22, with rotating magnetic field and steerable excitation. Small in size but high in accuracy. Its frame and cover are all casted by iron, strong and durable. The iron coil of generator stator is laminated with 0.5mm thickness high-quality silicon

-steel sheets. The pole coil is laminated by 1mm thickness electric steel. Conductor wire is made of high strength enameled wire with insulation grade B, and has went through special treatment of anti-mold, anti-moisture and anti-salt, etc. All of the materials are of high quality with low mammalian toxicity. The whole set is simple in structure, strong and durable and easy to be maintained.

 

Specifications and Performance

HC-SO3 belongs to ST-H series single-phase generators which are also harmonious wave excitation brush synchronous generators. Its adjustment rate of steady-state voltage is ±1.5%. 240V rated voltage, 1500 r/min rated speed. (Note: Generators with different rotary speed can also be provided according to clients’ requirements.). Rated frequency is 50HZ, with 0.6 rated power factor.

After the generator is spun, depending on the stator residual magnetism, after the trio-time harmonic

 

secondary winding senses the residual magnetism voltage, circuit is rectified through the single-phase rectifying circuit bridge into direct current (DC) to provide excitation current to the exciting winding through brush slip ring, which finally establishes the main rotor magnetic field. When the generator’s rotary speed reaches at a certain value, no-load voltage is established.

When trio-time harmonic wave excitation generator is running on load, it has self-excited function to keep generator terminal voltage at a constant value. Furthermore, generator with automatic voltage controller/ regulator which adjusts the excitation current will lead to more accurate generator voltage output. At the same time, the automatic voltage controller/regulator can also replace the regulating resistance to stabilize the voltage.

Installation Requirements

There should be no space between turbine base and turbine pier. Any water splashing or water leakage is definitely not allowed in their connection surface.

Installation Procedure

1. Based on the rated head and water flow required by the unit, choose a good and ideal installation location. Inspect the whole turbine generator unit before installation, and check whether the size of tailrace (water outlet) and reserved holes for unit footing fulfill the designed requirements. If not, it should be amended before installation.

2. Then, use concrete to pour turbine pier. When making the pier, the water outlet should be 3 times larger than the water inlet. Reserve places on the pier for anchor bolts according to the size and situation of anchor holes on the turbine. After these, put the anchor bolts into the reserved holes for unit footing, then pour with concrete. After the pier is completely solid, maybe a week later, place the unit and tighten the anchor nuts (follow the

 

order of diagonal line) and fix the unit with wood or steel cross arms. Then pour concrete again to connect closely the unit and turbine pier. Any gap between them must be sealed with concrete, and water leakage is definitely not allowed. A leveling instrument should be used to measure levelness when install the unit to make sure it’s fixed in a horizontal position. After the unit has been installed, check again and rotate the runner shaft of the turbine by hand. If it rotates flexibly, the installation is completed.

 
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