Steam Turbine (Back Pressure Turbine with Single Stage or Multi Stage Type)

Steam Turbine <small>(Back Pressure Turbine with Single Stage or Multi Stage Type)</small>
Steam Turbine <small>(Back Pressure Turbine with Single Stage or Multi Stage Type)</small>
Steam Turbine <small>(Back Pressure Turbine with Single Stage or Multi Stage Type)</small>
Steam Turbine <small>(Back Pressure Turbine with Single Stage or Multi Stage Type)</small>
Steam Turbine <small>(Back Pressure Turbine with Single Stage or Multi Stage Type)</small>
Steam Turbine <small>(Back Pressure Turbine with Single Stage or Multi Stage Type)</small>
Steam Turbine <small>(Back Pressure Turbine with Single Stage or Multi Stage Type)</small>
Steam Turbine <small>(Back Pressure Turbine with Single Stage or Multi Stage Type)</small>
Steam Turbine <small>(Back Pressure Turbine with Single Stage or Multi Stage Type)</small>
Steam Turbine <small>(Back Pressure Turbine with Single Stage or Multi Stage Type)</small>
Steam Turbine <small>(Back Pressure Turbine with Single Stage or Multi Stage Type)</small>
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  • Multi-stage Back
    Pressure Steam Turbine
  • Single-stage Back
    Pressure Steam Turbine

The back pressure turbine refers to a steam turbine that has a higher exhaust pressure than the atmospheric pressure. As a kind of commonly used power plant equipment, this range of back pressure steam turbines can be used for driving water pump and draught fan, as well as the combined heat and power generation, such as the cases in public thermal power station, and the private power station in the petrochemical plant, metallurgy plant, chemical fertilizer company, sugar manufacturer, and papermaking industry.

QNP can provide both single-stage and multi-stage steam turbines. These back pressure turbines offer power ranging from 100KW to 50MW, and the working pressure can reach 14Mpa. So these steam turbines can be used in various industries for a variety of purposes. They feature easy operation and stable performance. Specifically, the single stage turbine is especially excellent for its simple structure, good adaptability, and easy installation. It is usually used for driving small power equipment like water pump for heating.

Technical Parameter of Back Pressure Steam Turbine

NO.ModelPower (MW)InletExhaust Pressure (Mpa)Speed (r/min)
Pressure (MPa)Temperature (℃)
1B0.5-2.35/0.4900.52.353900.496500
2B0.025-0.30.025-0.30.5-3.54500.2-1.03000
3B0.2-0.60.2-0.60.5-3.54500.2-1.03000
4B0.5-1.00.5-10.5-3.54500.2-1.03000
5B0.5-1.50.5-1.50.5-3.54500.2-1.03000
6B0.5-3.43/0.4900.53.434350.496500
7B0.75-2.35/0.4900.752.353900.496500
8B0.75-3.43/0.4900.753.434350.496500
9B1.0-2.35/0.49012.353900.496500
10B1.0-3.43/0.49013.434350.496500
11B1.5-2.35/0.2941.52.353900.2943000
12B1.5-2.35/0.4901.52.353900.496500
13B1.5-2.35/0.4901.52.353900.496500
14B1.5-2.35/0.7851.52.353900.7853000
15B1.5-2.35/0.9811.52.353900.9813000
16B1.5-2.35/0.2941.52.353900.2943000
17B1.5-3.43/0.4901.53.434350.496500
18B1.5-3.43/0.6861.53.434350.6866500
19B1.5-3.43/0.81.53.434350.86500/1500
20B1.5-3.43/0.9811.53.434350.9813000
21B1.5-3.43/0.9811.53.434350.9816500
22B1.5-3.43/1.271.53.434351.273000
23B1.5-3.43/1.271.53.434351.276500
24B1.7-4.2/21.74.244025600
25B2.4-3.6/1.12.43.64001.110865
26B2.24-2.35/0.32.242.353900.35600
27B2.5-3.43/0.62.53.434350.65600
28B3-2.35/0.29432.353900.2943000
29B3-2.35/0.49032.353900.493000
30B3-3.43/0.29433.434350.2943000
31B3-3.43/0.49033.434350.493000
32B3-3.43/0.78533.434350.7853000
33B3-3.43/0.98133.434350.9815600/3000
34B3-3.43/0.98133.434350.9813000
35B3-3.43/1.5733.434351.573000
36B3-4.90/0.29434.94700.2943000
37B3-4.90/0.98134.94350.9813000
38B3.4-3.09/1.93.43.093471.93000
39B4-2.35/0.4942.353900.493000
40B4-2.35/0.98142.353900.9813000
41B4-3.43/0.4943.434350.493000
42B4-3.43/0.98143.434350.9813000
43B4-3.43/1.2743.434351.273000
44B4-4.9/0.49044.94350.493000
45B4-4.9/0.98144.94350.9813000
46B4-4.9/1.2744.94351.273000
47B5-2.35/0.4952.353900.493000
48B5-2.35/0.98152.353900.9813000
49B5-3.43/0.4953.434350.493000
50B5-3.43/0.98153.434350.9813000
51B5-3.43/1.2753.434351.273000
52B5-4.9/0.4954.94350.493000
53B5-4.9/0.98154.94350.9813000
54B5-4.9/1.2754.94351.273000
55B6-2.35/0.29462.353900.2943000
56B6-2.35/0.49062.353900.493000
57B6-3.43/0.29463.434350.2943000
58B6-3.43/0.49063.434350.493000
59B6-3.43/0.68663.434350.6863000
60B6-3.43/0.98163.434350.9813000
61B6-3.43/1.2763.434351.273000
62B6-4.90/0.49064.94350.493000
63B6-4.90/0.78564.94350.7853000
64B6-4.90/0.98164.94350.9813000
65B6-4.90/1.1864.94351.183000
66B6-4.90/1.9664.94351.963000
67B6-5.88/0.98165.884350.9813000
68B6-8.83/3.668.835353.63000
69B7-3.43/(0.981)/0.49073.434350.493000
70B7.5-3.43/1.087.53.434351.083000
71B7.5-4.90/0.9817.54.94700.9813000
72B10-3.43/0.981103.434350.9813000
73B12-3.43/0.49123.434350.493000
74B12-3.43/0.785123.434350.7853000
75B12-3.43/0.981123.434350.9813000
76B12-4.90/0.490124.94350.493000
77B12-4.90/0.686124.94350.6863000
78B12-4.90/0.981124.94350.9813000
79B12-4.90/1.27124.94351.273000
80B12-8.83/0.785128.835350.7853000
81B12-8.83/4.12128.835354.123000
82B15-1.96/0.147151.963400.1473000
83B15-3.43/0.294153.434350.2943000
84B15-3.43/0.49153.434350.493000
85B15-3.43/0.981153.434350.9813000
86B15-4.9/0.981154.94700.9813000
87B15-4.9/0.49154.94350.493000
88B15-4.90/(0.981)/0.294154.94350.2943000
89B25-3.43/0.98253.434350.983000
90B25-8.83/0.981258.835350.9813000
91B25-8.83/1.2258.835351.23000
92B50-8.83/0.294508.835350.2943000
93B50-8.83/1.28508.835351.283000

Parameters of High-speed High-performance Back Pressure Steam Turbine

NO.ModelPower (MW)InletExhaust Pressure (Mpa)Speed (r/min)
Pressure (MPa)Temperature (℃)
1B0.9-2.35/0.980.92.3543900.98112100
2B1.0-3.23/1.6713.2364001.66712100
3B1.05-6.1/7.11.056.10.9951.79500
4B1.4-3.43/0.741.43.4324350.73612100
5B1.5-2.35/0.491.52.3543900.4911100
6B1.5-2.4/0.51.52.43900.511100
7B1.5-3.43/0.491.53.434350.4911100
8B1.5-3.43/0.591.53.434350.5911100
9B1.5-3.43/0.781.53.4324350.78511100
10B1.5-4.9/0.401.54.94700.48510
11B2-2.16/0.2422.163150.24510550
12B2-2.35/0.3922.3543900.3912100
13B2-3.43/1.5723.434301.579570
14B2.8-3.43/0.782.83.4324350.7859570
15B3-3.43/0.9333.4324350.9329740
16B3-3.43/0.5433.4324350.5399740
17B3-3.43/0.4933.4324350.499740
18B3-3.43/0.9833.4324350.9819740
19B3-2.35/0.2932.3543750.2949740
20B3-3.43/0.7833.4324350.7859570
21B3-2.35/0.2932.3543900.2949737
22B3-2.35/0.4932.3543900.499570
23B3-3.43/0.4933.4324350.499570
24B3-3.43/0.5933.4324350.5889570
25B3-3.43/0.9833.4324350.9819570
26B3-3.5/0.433.54350.49570
27B3-4.9/0.7834.9034350.78511585
28B3-4.9/0.7834.9034350.78511585
29B3-4.9/0.7834.9034350.7859570
30B3.1-12.16/4.333.112.165104.3310960
31B3.2-3.43/0.9333.4324350.9329740
32B4-4.9/0.4944.94350.499570
33B4-4.9/0.6944.9034350.699570
34B4-4.9/0.7844.94350.789570
35B5-2.35/0.2352.353500.2356395
36B6-3.43/0.8863.434350.887685
37B6-3.43/1.07863.434351.0787685
38B6-3.60/1.1063.64401.17685
39B6-4.4/1.564.44351.55940
40B6-4.9/0.6964.9034700.6867685
41B6-4.9/0.9864.9034350.9817685
42B6-4.9/1.2764.9034701.277685
43B6-8.83/3.6368.835303.6299520
44B6-9.31/1.4769.314951.479360
45B7-4.9/0.98174.94350.9818510
46B7-11.2/3.9711.25353.98120
47B7.5-4.9/0.9817.54.94350.9818000
48B8-4.9/0.7984.94700.797720
49B9-3.43/0.3093.434350.3668010

Note: These models are only for reference. Custom steam turbines are also available according to your requirements.

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