steam turbine造句
31. Firstly, two defining methods of relative internal efficiency for steam turbine are analyzed from energy equilibrium.
32. Steam turbine, generator rotor journal wear and tear, strain of the electro - brush plating, thermal spray repair.
33. Steam turbine casing collision test is used to determine the minimum through-flow clearance between rotor and assembled casing parts.
34. The way of supplying heat with low vacuum of small-middle steam turbine can save energy sources, but it will have effect on safety of steam turbine itself.
35. This paper presents the vibration analysis and treatment of No. 2 bearing of the steam turbine for Unit 3 turbine driven feed water pump A in Zhanjiang Power Plant.
36. It is not very effective to monitor friction between rotor and stationary of a steam turbine by vibration signal indirectly in power station because of the restriction of vibrometer and heavy rotor.
37. Using nonlinear programming theory and computer technique for the steam turbine regenerative system, the problem of the feed-water enthalpy rise optimal distribution is solved.
38. Load dump anticipation(LDA) function are one of the important steps to ensure the success of the steam turbine load dump test, and this circumstance is vary rare.
39. Radial rub is one of the main faults of the steam turbine.
40. The performance of live steam valve for steam turbine is greatly influenced by the profile of valve disc. Three types of elementary valves are designed.
41. In a steam turbine, steam from pipes is directed onto the blades.
42. Fourier harmonic analysis is applied to analyze the factors that affect steam turbine blade excitation.
43. Dry friction damping, which widely used in blades of aero engine, steam turbine and gas turbine, is an effective and simple measure for vibration reduction of blades.
44. Mathematic model was established through the analysis of the properties of the typical steam turbine lubricating oil system and the base conservation equation.
45. The former afterheat utilizing system generates electricity by burning oil to super-heat saturated steam and drive the steam turbine or depressurizing through a decompressor.
46. DEH is the model form of modern steam turbine control system.
47. The vapor pressure, speed, discharge main valve of steam turbine make direct influence to its operation.
48. So it can raise safety performance and work efficiency of steam turbine system.
49. B3-3.43/0.981 type back-pressure steam turbine in the power station of Nanyang Factory of Paraffin Fine Chemical has troubles of bearing vibration, thrust disc and journal scratch.
50. The fast cooling technology of steam turbine is the process that the cooling medium is used to accelerate the temperature reduction of cylinder and rotor after the shutdown of turbogenerator.
51. Combined with computer simulation, this method can be applied to steam turbine performance prediction, optimizing control as well as condition monitoring and fault diagnosis.
52. Whether application of the power equipment of the steam turbine or steam engine, their basic function principle and apply the same basic cycle.
53. The boiler feed water pump turbine (BFPT) is one of the main products of Hangzhou Steam Turbine Co.
54. Forced air cooling is a reasonable shut-down cooling mode of steam turbine.
55. The paper discusses some problems on small steam turbine generator unit for low vacuum heating.
56. A treatment method of super-saturation steam for deposited salt in steam turbine is introduced, output of the steam turbine is therefore improved through purge.
57. The paper presents a successful try-out of using the boundary element method for the stress analysis of a steam turbine rotor.
58. This paper considers the steam turbine blade group as a rotationally periodic structure and the complex constraint has been induced.
59. Taking a triple pressure reheat HRSG in the gas-steam combined cycle as an example, a general expression of the steam turbine thermal efficiency to coupling parameter with the unfired HRSG is derived.
60. It is found out that the approximate thermodynamic performance of the steam turbine in a combined cycle plant is determinate when the PPTD in HRSG and the parameters of the gas turbine is known.
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