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1.发明公开Turboexpander and method for using moveable inlet guide vanes at compressor inlet 审中-公开Turboexpander und Verfahren zur Verwendung verstellbarer Eintrittsleitschaufeln einem Kompressoreintritt
公开(公告)号：EP2400117A1
公开(公告)日：2011-12-28
申请号：EP11170560.4
申请日：2011-06-20
申请人： Nuovo Pignone S.p.A.
CPC分类号： F01D17/16 , F02C9/20 , F25J3/0209 , F25J3/0233 , F25J3/0238 , F25J3/0295 , F25J3/04781 , F25J2230/20 , F25J2230/32 , F25J2230/60 , F25J2240/02 , F25J2280/02
摘要： A turboexpander-compressor system (200) includes an expander (210) configured to expand an incoming gas (214), a first set of moveable inlet guide vanes (218) configured to control a pressure of the incoming gas, a compressor (224) configured to compress a gas received from the expander (210), a shaft (230) configured to support and rotate an expander impeller (212) and a compressor impeller (226), a second set of moveable inlet guide vanes (232) attached to the compressor (224) and configured to control a pressure of the gas input into the compressor (224), and a controller (240) configured to acquire information about a rotating speed of the shaft (230), a pressure and a temperature of the incoming gas, a pressure and a temperature of the gas output from the expander (210), and to control the second set of moveable inlet guide vanes (232) to maximize a ratio between the rotating speed of the shaft (230) and a drop of an enthalpy across the expander (210), in off-design conditions.
摘要翻译： 涡轮膨胀机 - 压缩机系统（200）包括膨胀器（210），其构造成膨胀进入的气体（214），被配置成控制进入气体的压力的第一组可移动入口引导叶片（218），压缩机（224） 被配置为压缩从膨胀器（210）接收的气体，构造成支撑和旋转膨胀机叶轮（212）和压缩机叶轮（226）的轴（230），第二组可移动入口导向叶片（232） 压缩机（224）并且被配置为控制输入到压缩机（224）中的气体的压力;以及控制器（240），被配置为获取关于轴（230）的转速的信息，压力和压力 输入气体，从膨胀器（210）输出的气体的压力和温度，并且控制第二组可移动入口导向叶片（232）以最大化轴（230）的转速与下降 的焓在扩展器（210）之间，在偏离设计条件下。
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公开(公告)号：EP2236792A2
公开(公告)日：2010-10-06
申请号：EP10157608.0
申请日：2010-03-24
申请人： Nuovo Pignone S.p.A.
CPC分类号： F02C6/12 , F01D17/165 , F04D29/462 , F05D2220/40 , F05D2260/50
摘要： Method and nozzle adjustment mechanism (50) for adjusting a flow of a fluid. The nozzle adjustment mechanism (50) includes a fixed ring (52); at least a vane (56) connected to the fixed ring (52) by a pivot pin (70) and configured to rotate with the pivot pin (70); an adjusting ring (54) rotatably connected to the fixed ring (52) and configured to rotate around a longitudinal axis (Z) of the nozzle adjustment mechanism (50); and a connection mechanism (58, 60) connecting the at least a vane (56) to the adjusting ring (54) and configured to move the at least a vane (56) when the adjusting ring is (54) rotated, the connection mechanism (58, 60) including a lever component (58) and a link component (60) connected to each other. The lever component (58) is connected to the at least a vane (56) and the link component (60) is connected to the adjusting ring (54).
摘要翻译： 用于调节流体流动的方法和喷嘴调节机构（50）。 喷嘴调节机构（50）包括固定环（52）; 至少一个叶片（56），通过枢轴销（70）连接到固定环（52）并构造成与枢轴销（70）一起旋转; 调节环（54），其可旋转地连接到所述固定环（52）并且构造成围绕所述喷嘴调节机构（50）的纵向轴线（Z）旋转; 以及连接机构（58,60），其将所述至少一个叶片（56）连接到所述调节环（54）并且构造成当所述调节环（54）旋转时使所述至少一个叶片（56）移动，所述连接机构 （58,60），包括彼此连接的杠杆部件（58）和连杆部件（60）。 杠杆部件（58）连接到至少一个叶片（56），并且连杆部件（60）连接到调节环（54）。
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公开(公告)号：EP2236792A3
公开(公告)日：2014-07-23
申请号：EP10157608.0
申请日：2010-03-24
申请人： Nuovo Pignone S.p.A.
CPC分类号： F02C6/12 , F01D17/165 , F04D29/462 , F05D2220/40 , F05D2260/50
摘要： Method and nozzle adjustment mechanism (50) for adjusting a flow of a fluid. The nozzle adjustment mechanism (50) includes a fixed ring (52); at least a vane (56) connected to the fixed ring (52) by a pivot pin (70) and configured to rotate with the pivot pin (70); an adjusting ring (54) rotatably connected to the fixed ring (52) and configured to rotate around a longitudinal axis (Z) of the nozzle adjustment mechanism (50); and a connection mechanism (58, 60) connecting the at least a vane (56) to the adjusting ring (54) and configured to move the at least a vane (56) when the adjusting ring is (54) rotated, the connection mechanism (58, 60) including a lever component (58) and a link component (60) connected to each other. The lever component (58) is connected to the at least a vane (56) and the link component (60) is connected to the adjusting ring (54).
摘要翻译： 用于调节流体流量的方法和喷嘴调节机构（50）。 喷嘴调节机构（50）包括固定环（52）; 至少一个叶片（56），其通过枢轴销（70）连接到固定环（52）并且被构造成与枢轴销（70）一起旋转; 调节环（54），其可旋转地连接到所述固定环（52）并且构造成围绕所述喷嘴调节机构（50）的纵向轴线（Z）旋转; 和连接机构（58,60），所述连接机构将所述至少一个叶片（56）连接到所述调节环（54）并且构造成当所述调节环（54）旋转时移动所述至少一个叶片（56），所述连接机构 （58,60）包括彼此连接的杠杆部件（58）和连杆部件（60）。 杠杆部件（58）连接到至少一个叶片（56）并且连杆部件（60）连接到调节环（54）。
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公开(公告)号：EP2400117B1
公开(公告)日：2018-08-08
申请号：EP11170560.4
申请日：2011-06-20
申请人： Nuovo Pignone S.p.A.
CPC分类号： F01D17/16 , F02C9/20 , F25J1/0288 , F25J1/0298 , F25J3/0209 , F25J3/0233 , F25J3/0238 , F25J3/0295 , F25J3/04781 , F25J2230/20 , F25J2230/32 , F25J2230/60 , F25J2240/02 , F25J2280/02
摘要： A turboexpander-compressor system (200) includes an expander (210) configured to expand an incoming gas (214), a first set of moveable inlet guide vanes (218) configured to control a pressure of the incoming gas, a compressor (224) configured to compress a gas received from the expander (210), a shaft (230) configured to support and rotate an expander impeller (212) and a compressor impeller (226), a second set of moveable inlet guide vanes (232) attached to the compressor (224) and configured to control a pressure of the gas input into the compressor (224), and a controller (240) configured to acquire information about a rotating speed of the shaft (230), a pressure and a temperature of the incoming gas, a pressure and a temperature of the gas output from the expander (210), and to control the second set of moveable inlet guide vanes (232) to maximize a ratio between the rotating speed of the shaft (230) and a drop of an enthalpy across the expander (210), in off-design conditions.
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公开(公告)号：EP2236792B1
公开(公告)日：2018-06-27
申请号：EP10157608.0
申请日：2010-03-24
申请人： Nuovo Pignone S.p.A.
CPC分类号： F02C6/12 , F01D17/165 , F04D29/462 , F05D2220/40 , F05D2260/50
摘要： Method and nozzle adjustment mechanism (50) for adjusting a flow of a fluid. The nozzle adjustment mechanism (50) includes a fixed ring (52); at least a vane (56) connected to the fixed ring (52) by a pivot pin (70) and configured to rotate with the pivot pin (70); an adjusting ring (54) rotatably connected to the fixed ring (52) and configured to rotate around a longitudinal axis (Z) of the nozzle adjustment mechanism (50); and a connection mechanism (58, 60) connecting the at least a vane (56) to the adjusting ring (54) and configured to move the at least a vane (56) when the adjusting ring is (54) rotated, the connection mechanism (58, 60) including a lever component (58) and a link component (60) connected to each other. The lever component (58) is connected to the at least a vane (56) and the link component (60) is connected to the adjusting ring (54).
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