About of the kaplan type turbine

Impulse turbines use water velocity to go a bucket associated with pelton type turbine . An athlete while discharging atmospheric pressure. After illustrates runner, the particular falls out within the bottom in the turbine housing. Impulse turbines are the best when the water features low flow rate but falls on the great height. Both equally different types of impulse turbines are classified as the pelton and cross-flow turbine. Jets discharge water, which travels over a space and hits the buckets on a runner. Exactly the same device, called the Turgo Wheel, includes fan-like blade with closed outer edges. The h2o hits one side, moves surrounding the blade and leaves on the opposite side.

The Francis turbine has runners called vanes, which happen to be like buckets. There can be usually nine buckets. The lake passes in your runner, causing the runner to spin. The Francis has three other components called the scroll case, draft tube and wicket gates. Kaplan Type Turbine francis turbines may be occur a receptive flume or attached with a penstock.

The cross-flow turbine consists of a long, rectangular nozzle that sprays this type of water at curved vanes on your drum-shaped runner. The particular passes over the blades twice, hitting a blade a second time on its way out. This turbine works well with larger water flows with shorter drops. The cross-flow turbine has less efficiency than conventional turbines.

Cast-steel Pedestal Body Of PC Beam For Light Track

Categories: Cast-steel Pedestal Body Of PC Beam For Light Track
Brand:Three Leaves


Detailed Info:


Cast-steel pedestal body of PC beams for span-pedestal type light track,one achievement in scientific research,is studied and developed by Chongqing Water Turbine Works Co.Ltd.(CWTW) according to the need of adjustment for its own structure of production and with the help of Chongqing Light Track Company. The study,development,design and manufacturing of cast-steel pedestal body of PC beam is of first time in China.

CWTW has studied and manufactured the product,which are able to meet domestic construction of light track through its own testing and inspecting/measuring on the basis of fully absorbing Japanese technology. And has started to manufacture it in batch-bulk from October,2001.This Kind of product has honored the title of “KEY NEW-PRODUCTS IN YEAR 2001 IN CHONGQING”of Chongqing Science and Technology Commission on December,2001.

Pedestal bodies are mainly classified according to the beams for track.The fixed pedestal bodies and adjustable pedestal bodies,manufactured by CWTW,are suitable for:Span length is from 9 to 22m; Semidiameter of curve are of infinity(∞),100 m and 500 m separately.

Beautiful sight of light track in the city	Cast-steel pedestal body of PC beam for light track

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The kinds of inlet valves

Categories: Inlet Valve
Brand:Three Leaves
Comments:The following kinds of inlet valves and regulation valves produced by CWTW.

Detailed Info:

Name of Products	Specification	Pressure (MPa)
Butterfly Valve	Φ600 ～Φ4600	0.6 ～ 4
Spherical Valve	Φ300 ～Φ2000	2.5 ～ 14
Pressure-regulating Valve	Φ250 ～Φ2000	0.6 ～ 3.2
Sluice Valve		0.6 ～ 6.4

Spherical valve (straight cylinder servomotor)	Inlet valve for VALPELLINE hydro power station ,Italy	Pressure-regulating valve
Φ1000 Spherical valve	Φ1750Butterfly valve

With high quality and high ability for manufacturing whole sets of equipments, CWTW is qualified to design, manufacture and install all types of hydropower equipments and its accessory equipment, which head is 3～1200m, runner diameter is 50～700cm, capacity is 200～200000KW. In which, high head Pelton type unit, high head Francis type unit and low head tubular type unit are in the leading position in the same profession area.

Meanwhile, CWTW could also supply spare parts, provide technical consultant, reconstruction, installation supervision, installation contract and training, etc.

KeyWords:

Water Inlet Valve ,Sluice Valve ,Ball Valve ,Butterfly Valve ,Spherical Valves ,Pressure-regulating Valve

Turbine Generators

Categories: Turbine Generators
Brand:Three Leaves
Comments:CWTW has over 70 years experience of designing and manufacturing generator, with many patent technology.

Detailed Info:

CWTW has over 70years experience of designing and manufacturing generator, with many patent technology. The synchronous generators which are manufactured with advanced technology and excellent machining equipment could be able to meet with the requirement of different technical condition of various types of turbine.

CWTW is equipped with the generator test station and insulation material laboratory, advanced test facilities and test methods to make each performance of products from purchasing to delivering meet with the design requirements.

CWTW has manufactured 4×2700KW water turbine-generator sets for the Naqu Chalong Hydropower Plant in Tibet in China which is located in 4360m above sea level, and successfully solve the difficult problems such as anti-corona at high land area. CWTW is the company which manufactured the most high-elevation power plant in China.

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Kaplan Type Turbine

Categories: Kaplan Type Turbine
Brand:Three Leaves
Comments:The Kaplan type turbine is mostly suitable for hydropower stations with medium or high head.


Detailed Info:

The Kaplan type turbine is mostly suitable for hydropower stations with medium or high head. The Kaplan type turbines manufactured by the CWTW can be divided into fixed blade and rotating blade according to its structure. The fixed blade type is mainly used for small hydropower plant with medium and small capacity, small variation in load. While rotating blade type is mainly used for hydropower plant with medium and big capacity, big variation in load.

The turbines manufactured by CWTW are ranging from 3 to 65m in water head, 0.2 to 100MW in capacity and 1 to 7m in runner diameter. The technology for Kaplan type unit has improved a lot during recent years, after provided the type ZZ560a－LH－410, 10000KW unit for Wenfengtai hydropower plant in Sichuan province, CWTW has provided many rotating blade Kaplan type unit, such as ZZ500－LH－640, 45000KW unit for Huaneng Dongxiguan hydropower plant in Sichuan province, ZZ560a－LH－500, 25000KW unit for Caoyutan hydropower plant in Sichuan province and  ZZ560a－LH－500, 25000KW unit for Huaneng Yucheng hydropower plant in Sichuan province.

KeyWords:

Kaplan Turbine ,Kaplan Hydro Turbine ,Kaplan Water Turbine ,Kaplan Turbine Generator ,Water Turbine Generator,Kaplan Turbine For Sale

Tubular Type Turbine

Categories: Tubular Type Turbine
Brand:Three Leaves
Comments:The Tubular type turbines is the best selection for exploitation of tidal power and hydraulic power.

Detailed Info:


The Tubular type turbines is the best selection for exploitation of tidal power and hydraulic power with extremely low heads and extremely large flow rates. They have the peculiarity such as large discharge, high flow speed, high efficiency and less excavation, etc. They have been classified into Bulb, Pit, Siphon and “S” types in the light of their structural type. CWTW has the ability to manufacture all types of Tubular turbine mentioned above.

CWTW had manufactured Bulb Tubular type unit, with the largest capacity(15000KW) and the largest runner diameter (5500mm) at that time in China in 1988; Later, CWTW provided two sets of 15 MW Bulb type unit for Yongxing power station in Hunan province and then provided four sets of 12.5 MW Bulb units for Gaosha power-station in Fujian province separately.

Supplied Bulb Tubular type of Turbine-generator Unit in capacity of 6176KW for Maeklong Hydropower Plant. Starting from 1950, CWTW developed and manufactured S-type turbine, and supplied many sets in China and outside of China.

KeyWords:

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Francis Type Turbine

Categories: Francis Type Turbine
Brand:Three Leaves
Comments:The Francis type turbine is mostly suitable for hydropower stations with medium or high head.


Detailed Info:

The Francis type turbine is mostly suitable for hydropower stations with medium or high head. The Francis type turbines manufactured by the CWTW are compact in structure, reasonable in design, convenience in maintenance and excellent in efficiency. They are in both vertical or horizontal shaft arrangement and could be vastly selected by the hydraulic power stations.

With many years of our own experience and absorbing advanced technology from domestic and abroad sources, the manufacturing and designing level of Francis type turbine in CWTW has been raised to new stages in meeting ever growing requirements of our clients for various hydraulic power resources.

The Francis type turbines manufactured by the CWTW are ranging from 15 to 450m in water head. 0.2 to 200MW in capacity and 0.6 to 4.5m in runner diameter. In the sixties, CWTW manufactured Type Francis type turbine-generator units for Lushuihe hydropower station in Yunnan with 315 m in water head, 15MW per unit in capacity(They are one of the highest water head Francis type units at home at present).

They are still running in good performance after 40 years. Among the high head Francis type unit manufactured by CWTW, the head of Ertaizi Hydropower Project in Jiulong county in Sichuan province is 330m; the head of Shimian Hongyi Hydropower Project in Sichuan province is 312m, all the projects mentioned above are the good examples of Francis type unit for CWTW. While the runner diameter for Khun Dan Prakarnchon Hydropower Project is 1520mm, with 10000kw per unit in capacity, which is ranging the first class for both runner diameter and capacity.

KeyWords:

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Pelton Type Turbine

Categories: Pelton Type Turbine
Brand:Three Leaves

Detailed Info:

The Pelton type turbine is the best election for high head and small discharge hydraulic power resources. They have the peculiarity such as compact structure, small size, high efficiency and less investments, etc.

The Pelton type turbines manufactured by CWTW are ranging from 80 to 1,200 m in water head, 0.2 to 80MW in capacity and 0.6 to 3.5 m in runner diameter. Theirs shaft arrangements are either vertical or horizontal and they may have single nozzle, twin or multi-nozzles. With characteristics such as high head, big capacity, multi-nozzle and good structure, etc..

The products has good market not only at home, but also in Italy, Turkey, Peru, and Burma, etc..The vertical shaft, twin-nozzle Type CJ20-L-170/2×9.2 15 MW units for Tianhu hydropower station in Guangxi with 1022.4 m water head(highest head in China), runners of 1.7 m in diameter commissioned in 1991, which even won the praise of Premier Li Peng at that time;

The vertical shaft, four-nozzle unit manufactured for Sichuan Ebian Dabao Hydropower Project is the first four-nozzle unit in China.The vertical shaft four-nozzle unit for Baishuihe hydropower station in Guizhou province, Commissioned in 1996 is the first unit adopted the unit-control mode in China;In the recent years, the design and manufacture technology for Pelton type unit has improved a lot, and become more mature. CWTW has supplied equipments for Sichuan Yazuihe Yangang Hydropower Project and Paomaping Hydropower Project, which capacity is 60000KW, with six nozzles.

The vertical shaft, four-nozzle unit for Sichuan Xieka Hydropower Project, which capacity is 45000KW per unit.The vertical shaft, double-nozzle units for Sichuan Subagu Hydropower Project, which capacity is 26000KW per unit, also the highest head in Asia.The horizontal, double-nozzle type units for Mulungshi Hydropower Plant in Zambia, which capacity is 10500KW per unit.The horizontal, single nozzle units for Yunnan Yangfacheng Hydropower Project, which capacity is 5000KW per unit, head is 955m.

The design and manufacture for these units makes CWTW the first range in the same industry in China, which also makes CWTW the only “Industrialization Base for high head, large capacity and multi-nozzle Pelton type unit in China ”

KeyWords:

Hydro Turbine Generator ,Impulse Turbine ,Pelton Turbine