公开(公告)号：WO2013153110A1

公开(公告)日：2013-10-17

申请号：PCT/EP2013/057483

申请日：2013-04-10

Applicant: ABB TECHNOLOGY AG

Inventor： STOLLER, Patrick ,  SEEGER, Martin ,  IORDANIDIS, Arthouros ,  WÜTHRICH, Benjamin

IPC: H01H33/70 ,  H01H33/76 ,  H01H33/82 ,  H01H33/91

CPC classification number: H01H33/91 ,  H01H1/385 ,  H01H33/22 ,  H01H33/7015 ,  H01H33/7023

Abstract: Circuit breaker comprising two contacts (1, 2), a pressurization chamber (5), a nozzle arrangement (6) designed to blow an arc (8) in a quenching region (3), with a narrowest passage of a pressurization chamber outflow channel (71) to be passed by outflowing quenching gas (4) defining a pressurization chamber outflow limiting area A pc , a narrowest passage of a nozzle channel (63) to be passed by outflowing quenching gas (4) defining a nozzle outflow limiting area A n, the smaller area of which defining an absolute outflow limiting area A,with quenching gas (4) having a global warming potential lower than the one of SF 6 over an interval of 100 years; characterized by equation V/A = k∙c sound (T=300K), with V =total volume of pressurization chamber (5), A=absolute outflow limiting area, c sound (T=300K) =speed of sound of quenching gas (4) at 300 K, and 5 ms =

Abstract translation: 断路器包括两个触点（1,2），一个加压室（5），一个喷嘴装置（6），其被设计成在淬火区域（3）中吹动电弧（8），加压室流出通道 （71）通过限定加压室流出限制区域Apc的流出淬火气体（4）通过，限定喷嘴出口限制区域A n的流出骤冷气体（4）通过的喷嘴通道（63）的最窄通道 其中较小的区域限定绝对流出限制区域A，在100年的间隔内具有全球变暖潜能值低于SF 6的淬火气体（4）; 其特征在于等式V / A = k.csound（T = 300K），其中V =加压室（5）的总体积，A =绝对流出限制面积，csound（T = 300K）=淬火气体的声速 ），并且5ms =

公开(公告)号：WO2013153112A1

公开(公告)日：2013-10-17

申请号：PCT/EP2013/057485

申请日：2013-04-10

Applicant: ABB TECHNOLOGY AG

Inventor： STOLLER, Patrick ,  SEEGER, Martin ,  IORDANIDIS, Arthouros ,  WÜTHRICH, Benjamin

IPC: H01H33/70 ,  H01H33/76 ,  H01H33/82 ,  H01H33/91 ,  H01H33/22

CPC classification number: H01H33/91 ,  H01H1/385 ,  H01H33/22 ,  H01H33/7015 ,  H01H33/7023

Abstract: Circuit breaker comprising two contacts (1, 2), a pressurization chamber (5), a nozzle arrangement (6) designed to blow an arc (8) in a quenching region (3), with a narrowest passage of a pressurization chamber outflow channel (71) to be passed by outflowing quenching gas (4) defining a pressurization chamber outflow limiting area A pc , a narrowest passage of a nozzle channel (63) to be passed by outflowing quenching gas (4) defining a nozzle outflow limiting area A n , the smaller area of which defining an absolute outflow limiting area A, with quenching gas (4) having a global warming potential lower than the one of SF6 over an interval of 100 years; wherein a ratio of the pressurization chamber outflow limiting area A pc to the nozzle outflow limiting area A n is less than 1.1:1.

Abstract translation: 断路器包括两个触点（1,2），一个加压室（5），一个喷嘴装置（6），其被设计成在淬火区域（3）中吹动电弧（8），加压室流出通道 （71）通过限定加压室流出限制区域Apc的流出淬火气体（4）通过，限定喷嘴出口限制区域An的流出骤冷气体（4）通过的喷嘴通道（63）的最窄通道， 其中较小的区域限定绝对流出限制区域A，在100年的间隔内具有全球变暖潜能值低于SF6的淬火气体（4） 其中加压室流出限制区域Apc与喷嘴流出限制区域An的比率小于1.1:1。