Radial double-flow turbine
A steam turbine and two-flow technology, applied in the field of steam turbines, can solve the problems of generating axial force and easily reducing efficiency, and achieve the effects of small energy loss, significant energy saving effect, and convenient maintenance and repair.
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[0046] Embodiment: Radial double-flow steam turbine (referring to appendix figure 1 ) includes a base 1, a front bearing box 2 and a rear bearing box 3 arranged on the base and an adjusting actuator 5 arranged on the top of the front bearing box, a steam turbine body 6 is arranged between the front bearing box and the rear bearing box, and the steam turbine body A main shaft 40 is provided, and the main shaft is connected to the front bearing box and the rear bearing box. There is a double-row centripetal integral impeller 57 in the middle of the main shaft, and there is a centrifugal integral impeller 50 on both sides of the double-row centripetal integral impeller. , the main shaft and the integral impellers adopt an integral structure, and the integral impellers are arranged with equal diameters (see attached Figure 10 ).
[0047] Front bearing box (see attached Figure 18 attached Figure 19 ) consists of a set of overspeed protection device, a bevel gearbox, a reducer...
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