阅读说明：本技术 单体的玻璃环和用于光学电流测量的方法 (Monolithic glass ring and method for optical current measurement ) 是由 S.舒伯思 于 2019-09-06 设计创作，主要内容包括：本发明涉及一种用于电流测量的玻璃环(1),其具有玻璃体,玻璃体可以围绕电导体(2)布置并且具有光进入面(4)和光逸出面(5)。玻璃环(1)构造用于,可以使通过光进入面(4)进入玻璃体内的光在玻璃体中通过在玻璃体的外表面上的反射、完全环绕导体(2),其中,光在光逸出面(5)上从玻璃体逸出。玻璃环(1)由单体的玻璃体构成。根据本发明的用于光学电流测量的方法包括,在电导体(2)中的电流(3)产生围绕导体(2)的电磁场,通过电磁场、在光束围绕导体(2)环绕时改变围绕导体(2)布置的玻璃环(1)中的光束的偏振,其中玻璃环尤其以一个平面垂直于导体的纵轴线。(The invention relates to a glass ring (1) for current measurement, comprising a glass body which can be arranged around an electrical conductor (2) and has a light entry surface (4) and a light exit surface (5). The glass ring (1) is designed such that light entering the glass body through the light entry surface (4) can completely surround the conductor (2) in the glass body by reflection on the outer surface of the glass body, wherein the light escapes from the glass body at the light exit surface (5). The glass ring (1) is formed from a single glass body. The method according to the invention for optical current measurement comprises generating an electromagnetic field around a conductor (2) by means of a current (3) in an electrical conductor (2), changing the polarization of a light beam in a glass ring (1) arranged around the conductor (2) when the light beam is looped around the conductor (2) by means of the electromagnetic field, wherein the glass ring is perpendicular to the longitudinal axis of the conductor, in particular in one plane.)

1. A glass ring (1) for current measurement, having a glass body which can be arranged around an electrical conductor (2) and has a light entry face (4) and a light exit face (5), wherein the glass ring (1) is designed such that light entering the glass body through the light entry face (4) can pass through the glass body by reflection on the outer side of the glass body, completely surrounding the conductor (2), wherein the light exits the glass body on the light exit face (5), characterized in that the glass ring (1) is formed from a single glass body.

2. Glass ring (1) according to claim 1, characterized in that the glass ring (1) comprises two opposing side faces (10, 11), in particular a fifth side face (10) and a sixth side face (11), in particular two flat side faces (10, 11) arranged parallel to one another, which each have exactly four corners, and/or in that the glass ring (1) has a through-going, cylindrical opening, in particular through both side faces (10, 11).

3. The glass ring (1) according to any one of the preceding claims, characterized in that the glass ring (1) is configured such that the polarization of the light is substantially completely preserved in the absence of an electric current when the light is looped around the conductor (2).

4. Glass ring (1) according to any one of the preceding claims, characterized in that the light entry face (4) is a third side face (8) of the glass ring (1), which comprises two adjacent sub-faces inclined at an angle to each other, wherein one sub-face (8') has in particular a triangular shape.

5. Glass ring (1) according to one of the preceding claims, characterized in that the second side (7) is arranged in particular adjacent to a third side (8) of the glass ring (1), which comprises a first, in particular trapezoidal, flat partial surface adjacent to the sixth side (11) and/or a trapezoidal partial surface adjacent to the fifth side (10), which partial surface consists of two, in particular triangular, surfaces (7 ', 7 ") that are inclined to one another, namely a second partial surface (7') and a third partial surface (7") of the second side (7).

6. Glass ring (1) according to claim 5, characterized in that the third sub-face (7 ") of the second side face (7) is inclined at an angle of a few degrees, in particular 2 degrees, with respect to the second sub-face (7') of the second side face (7).

7. Glass ring (1) according to one of the preceding claims, characterized in that the glass ring comprises a fourth side face (9), in particular adjacent to the second side face (7), which fourth side face is formed by two mutually inclined partial faces arranged adjacent to one another, wherein each partial face is in particular of trapezoidal configuration.

8. Glass ring (1) according to one of the preceding claims, characterized in that the glass ring comprises a first side face (6), in particular adjacent to a third side face (8), which is formed by two mutually inclined partial faces (6', 6 ") arranged adjacent to one another, wherein each partial face is in particular of trapezoidal configuration.

9. Glass ring (1) according to any one of the preceding claims, characterized in that the glass body comprises and/or consists of a glass having a Verdet constant greater or less than zero.

10. Method for optical current measurement, in particular with a glass ring (1) according to one of the preceding claims, characterized in that the current (3) in the electrical conductor (2) generates an electromagnetic field around the conductor (2), by means of which the polarization of the light beam in the glass ring (1) arranged around the conductor (2) is changed when the light beam is looped around the conductor (2), wherein the glass ring is in particular perpendicular to the conductor longitudinal axis in one plane.

11. Method according to claim 10, characterized in that the light beam when circulating around the conductor (2) passes through a single glass body, wherein the change of direction of the light beam is performed by reflection on the outer side of the glass body, in particular on a third partial surface (7 ") of the second side surface (7) which is inclined, in particular inclined, by an angle of 2 degrees, with respect to the second partial surface (7 ') of the second side surface (7), and/or on a partial surface (8') of the third side surface (8) of the glass ring (1) which is inclined by a few degrees, in particular in a triangular shape.

12. The method according to claim 10 or 11, characterized in that the light enters the glass body through a light entry face (4) and escapes from the glass body on a light exit face (5), and/or the light enters the glass body in particular through a third side face (8) of the glass ring (1), in particular through two adjacent sub-faces inclined at an angle to one another, and/or exits from the glass body on a sixth side face (11) of the glass ring (1), in particular at an angle of substantially 90 degrees with respect to the entering light.