Classifications

• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
  • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
  • H01F38/20—Instruments transformers
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
  • H01F27/00—Details of transformers or inductances, in general
  • H01F27/02—Casings
• • H—ELECTRICITY
  • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
  • H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
  • H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
  • H02B13/035—Gas-insulated switchgear
  • H02B13/0356—Mounting of monitoring devices, e.g. current transformers

Definitions

• the invention relates to a transducer housing assembly comprising a hollow volume housing assembly having a first and a second end, between which a longitudinal axis and which has a primary space and a secondary space which are at least partially limited by a first Genzouseab ⁇ section and a second housing portion and a fluid-tight Wall are separated from each other.
• the local transducer housing assembly is provided with a housing assembly extending between first and second ends.
• the housing assembly is penetrated by a longitudinal axis.
• the housing construction ⁇ group is equipped with a primary space and a secondary space. Primary space and secondary space are separated by a fluid-tight wall.
• the two housing sections are screwed together via screw connections. Screwing takes place at a first end of the housing assembly, wherein at a second end of the hous ⁇ Sebauzie the formation of the joint gap is provided.
• the known housing assemblies are designed to be solid in order to achieve sufficient torsional rigidity.
• the object is achieved in a Messwandlergeophu ⁇ sean instructing the object to be achieved in a Messwandlergeophu ⁇ sean instructing the object to be solid in order to achieve sufficient torsional rigidity.
• the object is achieved in a Messwandlergepatu ⁇ sean angel of the type mentioned in that at least one, in particular both housing sections have a Ta ⁇ cal for forming the secondary space.
• a transducer housing arrangement serves to receive and position a transducer, which has a primary part and a secondary part. The primary part is arranged inside ⁇ half of the primary space of the transducer housing assembly. The secondary part is positioned within the secondary space of the transducer housing assembly.
• Primary chamber and secondary chamber can self-contained spaces depicting ⁇ len, wherein an exchange of fluid between the primary chamber and the secondary chamber is prevented in a direct manner by the fluid-tight wall, respectively.
• the primary space and the secondary space can be completed to form a sealed enclosure with further modules.
• cap or the like can be used to form an encapsulation of primary space or secondary space.
• a transducer for example, the use of a current transformer arrangement may be provided, wherein in the interior of the primary space, for example, a phase conductor or a plurality of phase conductors are as a primary part, which may be traversed by a current. A second field emanating from a current-carrying phase conductor can be detected via the secondary part arranged in the secondary space.
• this field may serve as an image of the phase conductor Wegflie ⁇ sequent stream to be able to comment on the current load of the phase conductor.
• a magnetic field caused by a current flow can be detected by the secondary part.
• the secondary part can deliver the current flow from ⁇ forming measurement signals.
• the housing arrangement can be designed, for example, such that the arrangement of windings of a secondary part is provided in the secondary space, so that a current transformer based on a transformer principle is used.
• a secondary windings can also be configured as Ro ⁇ gowskispule.
• Hall sensors or otherwise suitable sensors for detecting a size of the current-carrying conductor within the secondary space can be arranged ⁇ .
• a detection of a voltage load of the phase conductor can be provided on the Meßwandlergephinu- seanssen.
• capacitive deposits may be arranged within the secondary space. It can also be provided that further voltage measuring sensors are arranged in the secondary space.
• a pocket in one of the housing sections makes it possible to mold a secondary chamber which is pre preferably to seal the end face, so that a win ⁇ kelsteife shape of the secondary chamber is made possible.
• the bag may extend within a wall, so that additional projections to prevent the formation of the secondary space are prevented.
• a pocket may be formed in the manner of a blind hole.
• the shape of the mouth of the bag can be variously ⁇ formed . To close the secondary space only an overvoltage of the mouth opening of the bag in the housing wall is necessary.
• the mouth of a bag can lie in one plane. However, it can also be provided to open the mouth opening in an arbitrarily shaped surface.
• the mouth opening may extend, for example, through stepped surfaces.
• the bag in a wall extending, which extends tubular from a first end to a second end.
• the wall may for example be formed as a substantially hollow body of revolution. This wall can, for example, wear a mouth opening of a pocket at the front.
• the mouth opening may, for example, have an annular shape in a plan view.
• the bag itself can accordingly provide a hollow cylindrical Wesent ⁇ handy volume.
• the fluid-tight wall can be separated from the wall.
• the secondary space and the primary space should adjoin the fluid-tight wall directly, so that the wall directly separates the primary space and the secondary space.
• the wall can, for example, encompass the longitudinal axis in a closed manner. The same applies to the wall.
• the wall may carry an inner circumferential surface of the wall.
• the Wan ⁇ tion can be assembled from different sub-elements, which are themselves fluid-tight and are fluid-tightly interconnected.
• a bag is at least partially filled with a secondary part. For example, may be disposed in the pocket a seconding ⁇ därwicklung.
• the wall can be executed in ⁇ example in the form of a hollow body of revolution.
• a further advantageous embodiment may provide that the secondary space and the primary space are partially limited in each case both from the first and from the second housing portion.
• both the secondary space and the primary space are limited both by the first and the second housing portion.
• a rigid construction can be formed, in which the two housing sections mutually stabilize each other. Accordingly, ribbing, stiffening beads, protrusions, Einzie ⁇ tions, shoulders, etc. may be provided so that each of the housing sections for a sufficient stability points and the housing assembly undergoes a stiffening.
• the wall which separates the primary space from the secondary space may be formed at least from the first and from the second housing portion so that both ⁇ hand, the wall extending secondary and primary chambers each second well of the first as well as of Housing section are limited.
• the housing sections can also provide additional walls to limit, for example, the secondary space or the primary space.
• the primary space is encompassed by the secondary space.
• a wraparound of the primary space through the secondary space is particularly advantageous in a coaxial arrangement of the primary space and the secondary space.
• the primary space and the secondary space should each extend substantially coaxially to the longitudinal axis, so that in such Ausges ⁇ taltung the primary space and / or the secondary space are designed as rotational volumes, the primary space as full ⁇ volume and the secondary space as the primary space encompassing ring volume is formed.
• An interposed between the GeHouseabschnit ⁇ th joint gap may be located lying in the wall.
• a further advantageous embodiment can provide that the secondary space is formed as a cavern in a wall of the housing assembly.
• a cavern is a cavity within a wall, whereby access to the cavern is possible. About the access the secondary space can be filled, for example, with measuring devices.
• the cavern may be both within the ers ⁇ th and within the second housing portion réellere ⁇ CKEN.
• the cavern can be formed by complementary pockets of the two housing sections.
• the cavern may, for example, limit an annular volume which is located both within the first and within the second housing section extends, wherein the cavern surrounds the primary space.
• At least one wall of the cavern serves as a wall fluid-tightly separating the primary space and the secondary space.
• the wall is, for example, a substantially tubular wall which extends around the longitudinal axis from the first to the second end.
• the wall can have different wall thicknesses.
• the cavern is at least partially bounded by the wall.
• the cavern may extend both within the first and within the second housing portion.
• the cavern can, for example, lay rotationally symmetrically about the longitudinal axis around the primary space.
• the wall delimits the cavern acting as a secondary space on the one hand and the primary space adjacent to the cavern on the other hand.
• the wall may be formed from a part of the wall.
• a joint gap formed between the housing sections is arranged at a distance from an axial extent of the secondary space defining transverse walls of the secondary space in the wall.
• the joint gap should be in the wall, with the primary space on one side of the wall and the secondary space on the other side of the wall. The gap thus runs from one side of the wall through the wall to the other side of the wall.
• the joint gap is made fluid-tight and forms part of a fluid-tight barrier formed by the wall.
• An arrangement of the joining gap is substantially transverse to the longitudinal axis of it, the force progression between the two housing portions ⁇ allows to let preferably act in the direction of the longitudinal axis and to have a clamping the two housing portions preferably act in the direction of the longitudinal axis.
• a transverse wall is, for example, by a pocket bottom of a bag formed in a wall.
• the ends can be designed for their mechanical stabilization.
• the joint gap should lie at a distance from the ends, so that it is mechanically stressed as uncritically as possible, preferably in the axial direction of the longitudinal axis.
• a mechanical load for example, caused by a distortion of the housing sections with each other. If the joint gap is arranged in a central section between the ends, an approximately similar one can in each case depend on the end sides
• the joint gap relative to the longitudinal ⁇ axis, located centrally between the ends of the housing assembly.
• the way of introducing Verspannkräf- are ten to both ends with respect to the longitudinal axis, approximately the same length, so that none of the housing sections need of me chanical ⁇ oversizing.
• a joint gap between the housing sections should preferably be arranged between surfaces of the housing sections pressed against one another at the front side.
• a further advantageous embodiment can provide that the joint gap has an electrically insulating insulating section.
• an introduction of an electrically insulating insulating section in the joint gap makes it possible to form an insulating point in the course of the separating wall in the direction of the longitudinal axis.
• a barrier for interference currents in the wall can thus be formed.
• the housing sections may be for example metallic, in particular cast metallic Ge ⁇ koruseabête.
• the wall is on the one hand the Fügespal- Tes formed by the first housing portion and the other part of the joint gap through the second housing portion. A direct electrical contact across the joint gap is suppressed by the isolation. Thus, a current path in the direction of the longitudinal axis over the wall in the region of the joint gap is interrupted.
• a line of stray ⁇ flows between the ends through the separating wall is prevented.
• a bypass can be arranged, which contacts the two housing sections with each other.
• the two housing sections can always have the same electric potential on ⁇ , wherein an electric current flow between the ends is prevented by the wall.
• the two housing portions, as well as the overall formed from different housing portions of the wall parts can, the same electric Potenti ⁇ al have to be that is, electrically conductive contact with each other.
• the electrically insulating insulating section can act as a sealing means between the mutually braced housing sections.
• the housing sections to form the joint gap each other frontally opposite surfaces have, in each of which an annular groove is introduced.
• the annular groove serves to receive an electrically insulating ring, via which an electrically insulating section is formed between the first and second housing sections in the region of the joint gap of the wall.
• An electrically insulating ring can be inserted radially into the annular groove in a form-fitting manner and can be clamped in a force-locking manner between the housing sections in the axial direction.
• sealing means can be used to ensure a fluid-tight connection between the electrical insulating section and the respective GeHouseab ⁇ section .
• the electrically insulating insulating section itself should be designed to be fluid-tight, and the connection of the insulating section to both the first and to the second housing portion to be made fluid-tight, so that the wall both in Be ⁇ rich of the two housing sections as well as in the region of the joint gap fluid-tight is executed.
• This ensures that represents that even with a formation of a joint gap, in which an electrically insulating insulating portion is arranged, the fluid tightness of the wall continues to guaran ⁇ is guaranteed.
• the wall between the primary space and the secondary space can not lead to stray currents via the electrically insulating insulating section. Stray currents can affect an electrical / magnetic field originating from the primary space. Thus, a condition is given to monitor the primary space from the secondary room.
• the wall carries a longitudinal surface of the enveloping hollow surface.
• a hollow shell surface is for example a réellemantel- surface of a rotating hollow body, wherein the rotational property, ⁇ se should preferably lie on the longitudinal axis.
• the wall can be shaped differently.
• the hollow shell surface can for example be due to a cylindricity ⁇ rule section of the wall.
• the wall carries almost completely a Zylinderman ⁇ telification.
• the wall can have a large number of successive diameter-variable sections.
• sections of the hollow lateral surface are conically or conically widened from ⁇ out, so that the limited by the wall primary space, for example, to a center lying between the ends in its cross section tapers or toward the ends in his Cross-section enlarged.
• Primary space may taper in the direction of the longitudinal axis from each end to the central portion.
• the result is an average hourglass-shaped volume of the primary space, wel ⁇ Ches is configured substantially rotationally symmetrical to the longitudinal axis.
• the joint gap should lie in the central section.
• a further advantageous embodiment can provide that the joint gap is an annular gap encompassing a primary phase conductor.
• a primary phase conductor, which is encompassed by the wall, may preferably also pass through an annular gap.
• the measurement may be distorting stray currents, which could flow through the wall ⁇ avoided.
• These stray currents can be conducted via a bypass bridging the insulating element.
• the bypass is spaced from the primary space and the secondary space.
• the Ge ⁇ koruseabitese can for example be designed as a cast body formed ⁇ , especially as a cast body made of non-ferrous metal ⁇ len such as aluminum or aluminum alloys.
• fluid-tight metal casings makes it possible in a simplified manner to design a fluid-tight wall between the primary space and the secondary space.
• further formations of the housing sections can also be made fluid-tight. Due to the use of Me ⁇ talls the housing assemblies are also mechanical loads, may be used so that the housing sections transducer housing assembly as a rigid chassis of the measurement.
• the primary phase conductor can, for example, pass through the annular gap in the middle, so that the fluid-tight wall can extend coaxially to one longitudinal axis and the other coaxial to the primary phase conductor.
• phase conductors for example, semi-finished products with circular ⁇ shaped cross-section, circular cross-section, an oval cross section can be found, etc. use.
• a design of the joint gap as an annular gap has the advantage ⁇ on that the gap is closed in itself, whereby an annular gap is mechanically strong.
• the annular gap may extend, for example, within the wall, wherein the wall should preferably be designed substantially hollow-cylindrical or as a hollow body of revolution.
• a hollow-cylindrical configuration of the wall also means a course deviating from an ideal cylinder, so that the wall thickness / cross section of the hollow cylinder can vary along the longitudinal axis.
• the annular gap itself can be kept free of clamping elements between the housing sections, so that the wall is formed by mutually braced end faces of the housing sections optionally with interpositions of a sealing element in the region of the joint gap.
• a thin-walled configuration of the wall is made possible, wherein the housing sections are clamped together, for example by means of a Ringflan ⁇ cal.
• the flange can flanged portions of the wall provided by the housing sections together.
• An annular flange can surround the wall on the outer shell side. It is of Prior ⁇ part when the position of the housing sections clamped flange spaced from the ends of the housing assembly, is provided in the ⁇ particular in the same plane as the location of the annular gap in the wall.
• annular gap is aligned coaxially to the longitudinal axis
• the flange of the flanged housing sections is also aligned coaxially to the longitudinal axis and the plane of the annular joint gap and the plane of the Flanschspaltes between the flanged housing sections lies substantially in the same plane.
• a further advantageous embodiment can provide that at least one of the ends is designed as a flange.
• a primary isolator fluid-tight final disc insulator can be positioned.
• the position of a primary phase conductor can over the insulator also set the ⁇ .
• the phase conductor preferably passes through the electrical insulator in the direction of the longitudinal axis.
• the primary phase conductor is based overall on the housing assembly. It may, for example, also be provided that the primary space is not closed fluid-tightly directly at one of the ends.
• a further encapsulating is attached, which together with the primary space comprises a fluid-tight volume, so that the primary space is sealed fluid-tight over the encapsulating, with an additional Recording ⁇ volume is provided for a fluid within the encapsulating.
• a gas-insulated switchgear is characterized in that electrically active Primärpha ⁇ senleiter are surrounded by housings, wherein the interior of the housing is filled with a standing under pressure electrically insulating fluid.
• the housing assembly of the transducer housing arrangement as well as further encapsulation housings prevent volatilization of the electrically insulating fluid.
• Different encapsulation housings can be flanged together and together counteract a volatilization of an electrically insulating fluid. It can, however also be provided that each of the encapsulating encloses for itself a separate amount of electrically insulating fluid and encapsulates.
• flanges for example, ring flanges are suitable, which are flanged by means of a bolting with opposite flanges. Via the flanges, it is furthermore possible to produce fluid-tight connections, that also an escape of an electrically insulating fluid over the ends, which are then to be flanged accordingly, is prevented.
• a further advantageous embodiment can provide that the first and the second housing section are identical parts.
• a symmetrical housing assembly of the transducer housing arrangement can be formed by using identical parts.
• the GeHouseab ⁇ sections may be formed substantially rotationally symmetrical to a longitudinal axis, wherein the housing sections are frontally connected to each other.
• the Ge ⁇ housing sections can be joined together in opposite directions.
• shell-side access apertures for the secondary chamber are both in the first and in the second housing section is available, wherein the access ports interconnected housing sections are ⁇ example as opposed aligned.
• FIG. 1 shows a perspective view of a transducer housing arrangement
• FIG. 2 shows a section through that shown in FIG
• FIG. 1 shows a modification of the transducer housing assembly shown in Figure 2 in section.
• the transducer housing arrangement shown in a perspective view in FIG. 1 has a longitudinal axis 1.
• the transducer housing assembly is arranged substantially rotationally symmetrical and coaxial with the longitudinal axis 1.
• FIG. 1 shows a hollow-volume housing assembly 2.
• the hohlvolumige housing assembly 2 has an ers ⁇ th housing portion 3 and a second housing section. 4
• the housing assembly 2 is equipped with a first end 5 and with a second end 6.
• the first end 5 is arranged on the first housing section 3.
• the second end 6 is angeord ⁇ net on the second housing portion 4.
• the ends 5, 6 are opposite to each other aligned ⁇ .
• the two ends 5, 6 are in the present case designed as flanges 7.
• the flanges 7 are designed as annular flanges, wherein the flanges 7 are each dimensioned identically at the first and at the second end 5, 6.
• Ends 5, 6 are aligned with opposite sense of direction with respect to the longitudinal axis 1.
• the flanges 7 are equipped with an annular flange surface, wherein the flanges 7 are aligned with their annular flange surfaces coaxial with the longitudinal axis 1.
• the disc insulator 8 is provided on its outer periphery with a metallic frame, which a Verflanschen with the Flange 7 of the second end 6 is used.
• the metallic frame is filled with an insulating body, which is formed substantially hollow cone-shaped, wherein the Kriechwegverin ⁇ tion on conical surfaces a ribbing is applied. The ribbing has concentric with the longitudinal axis 1 lying ribs.
• the disk insulator 8 is penetrated by a primary phase conductor 9.
• the primary phase conductor 9 also extends within the housing assembly 2 (see Fig. 2, Fig. 3).
• the primary phase conductor 9 can be flowed through by a current with an electrical voltage.
• a corresponding secondary part is arranged within a secondary space 10 (compare FIGS. 2, 3).
• An access to the secondary space 10 is possible on the shell side both in the first housing section 3 and in the second Genzouseab ⁇ section 4 introduced access flanges IIa, IIb.
• the flange openings IIa, IIb can be closed and / or used for the passage of test leads or the like from the secondary space 10.
• Figure 2 shows the prior art of the Figure 1 Messwandlerge ⁇ reheatan extract in a section through the longitudinal axis 1.
• the primary phase conductor 9 is herein provided substantially with a circular cylindrical cross-section, the primary phase conductor 9 is arranged coaxially to the longitudinal axis. 1 Vorlie ⁇ vicinity of the primary phase conductor is divided along the longitudinal axis 1 9, so that, for example, an angle-rigid composite with the insulating body of the insulator disc is possible.
• the individual pieces of the primary phase conductor 9 may for example be kontak ⁇ advantage plugged into one another electrically conductive.
• the use of two housing sections 3, 4 is provided, which are designed as common parts.
• the two housing sections 3, 4 are each formed identically ⁇ , each of the housing sections 3, 4 in Is substantially coaxially aligned with the longitudinal axis 1.
• the two housing sections 3, 4 are aligned with
• the construction of the two similar housing sections 3, 4 will now be described on the basis of the first housing section 3.
• the first housing portion 3 is formed substantially as rotati ⁇ onssymmetrischer body, wherein the rotationally symmetrical base body of the first housing portion 3 has a bottom-side flange 12 and a free flange 13.
• the bottom-side flange 12 and the free flange 13 have different dimensions.
• the bottom-side flange 12 has a larger circumference than the free flange 13.
• Both flanges 12, 13 are each designed as annular flanges, wherein the flange surfaces of the two flanges 12, 13 are aligned opposite to each other.
• the two flanges 12, 13 are aligned coaxially to the longitudinal ⁇ axis 1.
• the free flange 13 serves as a flange 7 of the housing assembly 2.
• the two flanges (bottom flange 12 and free flange 13) are connected via a longitudinal axis 1 encompassing wall 14.
• the wall 14 has the end face on the bottom flange 12 and the free flange 13.
• the wall 14 of the first GeHouseabschnit ⁇ tes 3 is in the end face, which is surrounded by the bottom-side flange 12, provided with an annular mouth opening to which a pocket 15 in the manner of a blind hole in the wall 14 extends into, so that in the wall 14 an annular pocket 15 is introduced.
• Outer shell side of the access ⁇ IIa flange is arranged in the wall 14 through which the bag 15 is outside the casing side accessible.
• a wall 17 is formed on the inner shell side from the wall 14.
• the wall 17 carries inner shell side, at least in sections, a hollow lateral surface, which is coaxial with the longitudinal axis of the first is aligned and surrounds the Primärphasenleiter 9 physicallymantelsei- term.
• the hollow shell surface is provided with a profile, so that the hollow casing surface of the end flange 13 to the end, is arranged on which the bottom flange 12, quer4.000sredu ⁇ sheet starting tapered tapers. Facing the bottom side flange 12, the wall 17 has an end face around the front side
• the wall 17 together with the joint gap is designed to be fluid-tight and pressure-resistant, so that the primary space can be filled with a fluid under overpressure. Suitable fluid is SF 6 gas.
• the wall 17 forms a barrier which prevents a passage of a fluid from the primary space 20 into the secondary space 10.
• the second housing section 4 is formed opposite to the first housing section 3, wherein the first and second housing sections 3, 4 are each arranged coaxially with each other, but are aligned with opposite sense of direction to each other. Accordingly, the bottom-side flanges 12 of the first and second housing sections 3, 4 are facing each other and flanged together. About the bottom side
• the insulating section 19 can thereby be seated in a fluid-tight manner in the annular grooves 18 of the first and second housing sections 3, 4, so that the inner lateral surfaces of the wall 14 of the first and second housing sections 3, 4 form a rotationally symmetrical primary chamber 20 of the housing construction. limit group 2. Due to the tapered tapered inner circumferential surfaces of the wall 17 and the opposite orientation of the two housing sections 3, 4 is a centrally tapered cross-section reduction of the primary space 20 recorded. Spaced to the first end 5 and to the second end 6 of the hollow volume housing assembly 2, a joint gap with the interposition of the insulating portion 19 is formed in a central portion of the wall 17.
• the two housing sections 3, 4 are arranged rotated by 180 ° relative to one another about the longitudinal axis 1, so that the access flanges IIa, IIb of the first and second housing sections 3, 4 are oriented opposite to one another.
• the pockets 15 which are arranged both in the first housing section 3 and in the second housing section 4 bil ⁇ the wall 14 a cavern, which is accessible after connecting the two housing sections 3, 4 with each other via the shell-side access flanges IIa, IIb.
• the wall 17 extends between transverse walls of the secondary space 10, which are formed by the bottoms of the pockets 15 of the first and second housing portion.
• the position of the annular gap with the insulating section 19 is chosen such that the annular gap is penetrated perpendicularly by the longitudinal axis 1.
• the joining gap formed between the bottom-side flanges 12 of the first and second housing sections 3, 4 is penetrated perpendicularly by the first longitudinal axis 1.
• the joining gaps between the bottom-side flanges 12 and the annular gap with the insulating section 19 are arranged approximately in a common plane, so that the joint gap between the bottom-side flanges 12 surrounds the annular gap in the fluid-tight wall 17.
• annular Se ⁇ kundärwicklungen 21 are arranged within the secondary space 10 .
• the annular secondary windings 21 are substantially coaxial with the longitudinal axis aligned and are supported on the fluid-tight wall 17 and surround these outer shell side.
• a primary phase conductor 9 surrounding electric field can be detected.
• an electromagnetic field which is generated by a current flow through the Primärpha ⁇ senleiter 9, are detected by means of the secondary windings 21.
• an image of a current flowing through the primary phase conductor 9 can be given via the secondary windings 21.
• a measuring signal can be led out of the secondary space 10 via measuring lines which pass through at least one of the access flanges IIa, IIb.
• FIG. 3 shows a modification of the transducer housing arrangement shown in FIG. Notwithstanding Figure 2, the use of two different housing assemblies 3a, 4a is provided here. In the following, only the deviations of the transducer housing arrangement shown in FIG. 3 from the design variant shown in FIG. 2 will be described.
• the measuring transducer housing assembly in accordance with Figure 3 comprises a first casing portion 3a and a second Gepuruseab ⁇ section 4a.
• the two housing sections 3a, 4a are formed differently from each other and each of the two housing ⁇ sections 3a, 4a each have an end-side flange 13a and a bottom-side flange 12a.
• the end-side flanges 13a form a first end 5 and a second end 6 of a hollow volume housing assembly 2a.
• the axial distance between the bottom-side flange 12a and the end-side flange 13a has the same magnitude both on the first housing section 3a and on the second housing section 4a.
• the two pockets 15a, 15b complement each other in the composite, mutually braced state of the two housing sections 3a, 4a to form a cavern in a hollow volume wall 14a, which connects the two ends 5, 6 of the hollow volume housing assembly 2 with each other.
• the extent of the Ka ⁇ Verne which is formed by the pockets 15a, 15b in the wall 14, corresponds to the extent of the cavity in the wall 14 according to embodiment according to Figure 2.
• the Mün ⁇ dung opening of the pockets 15a, 15b are in a face-side projection each provided with annular cross-sections, wherein the boundary edges of the inner and outer walls of the mouth opening lie in divergent stages.
• the mouth openings thus have the contour of a lateral surface of a truncated cone or a contour opposite to a lateral surface of a truncated cone.

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• Engineering & Computer Science (AREA)
• Power Engineering (AREA)
• Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
• Measuring Volume Flow (AREA)

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• 2012
  • 2012-02-20 DE DE102012202572A patent/DE102012202572A1/de not_active Withdrawn
• 2013
  • 2013-02-15 WO PCT/EP2013/053035 patent/WO2013124212A1/fr not_active Ceased

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