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    • 2. 发明授权
    • Nuclear reactor assembly
    • 核反应堆组装
    • US3899393A
    • 1975-08-12
    • US36283373
    • 1973-05-22
    • SIEMENS AG
    • DORNER HEINRICHSCHOLZ MANFREDJUNGMANN AXEL
    • G21C13/00G21C13/02G21C17/003G21C17/00G21C11/00
    • G21C13/02G21C17/003Y02E30/40
    • A nuclear reactor assembly includes a reactor pressure tank having a substantially cylindrical side wall surrounded by the wall of a cylindrical cavity formed by a biological shield. A rotative cylindrical wall is interposed between the aforesaid walls and has means for rotating it from outside of the shield, and a probe is carried by the rotative wall for monitoring the pressure tank''s wall. The probe is vertically movable relative to the rotative cylindrical wall, so that by the probe''s vertical movement and rotation of the rotative cylinder, the reactor''s wall can be very extensively monitored. If the reactor pressure tank''s wall fails, it is contained by the rotative wall which is backed-up by the shield cavity wall.
    • 核反应堆组件包括反应堆压力罐,其具有被由生物屏蔽形成的圆柱形空腔的壁围绕的基本上圆柱形的侧壁。 旋转的圆柱形壁插入在上述壁之间,并且具有用于从屏蔽外部旋转的装置,并且探针由旋转壁承载以监测压力罐的壁。 探针相对于旋转圆柱壁可垂直移动,因此通过探头的垂直运动和旋转圆柱体的旋转,可以非常广泛地监测反应器的壁面。 如果反应堆压力罐的墙壁失效,则由旋转壁容纳,该壁由屏蔽腔壁支撑。
    • 4. 发明专利
    • NUCLEAR REACTOR PROTECTIVE SYSTEM
    • CA982282A
    • 1976-01-20
    • CA177893
    • 1973-08-01
    • SIEMENS AG
    • JUNGMANN AXEL
    • G21C11/08
    • 1436581 Nuclear reactors SIEMENS AG 1 Aug 1973 [2 Aug 1972] 36684/73 Heading G6C A nuclear reactor installation comprises a pressure vessel 1 (e.g. of a pressurized light water reactor) surrounded, with clearance, by a concrete biological shield 3, and a plurality of plates 12 disposed in the gap between the vessel and shield to protect the shield 3 against the effects of bursting of the vessel 1 and to provide thermal insulation between the shield and vessel, the plates being displaceable around the vessel 1. The plates 12, which have successively greater thicknesses in a direction towards the shield 3, are arranged in overlapping manner and spaces 22 are maintained therebetween by ribs of ceramic insulating material. Insulation is improved by static air in the spaces. The plates are enclosed by an outer envelope 15 which defines, in conjunction with the adjacent wall of the shield 3, a duct 17 for circulation of a coolant. In one embodiment (Fig. 1, not shown) the plates are suspended from cables (25) extending from arms (24) pivotally mounted (as at 26) on the shield to enable displacement of the plates for providing access to the exterior of the pressure vessel for testing purposes. In another embodiment (Fig. 3, not shown) the plates, or groups thereof, are suspended by hooks (32) from nails (30) supported at the end portions of spaced cantilever arms (28) secured to the shield. The hooks are displaceable along the rails.
    • 8. 发明专利
    • DE2334773A1
    • 1975-01-30
    • DE2334773
    • 1973-07-09
    • SIEMENS AG
    • JUNGMANN AXELSCHOLZ MANFREDDORNER HEINRICH DIPL-ING DR
    • G21C9/00G21C11/08G21C13/00G21C15/12G21C13/02
    • A nuclear reactor installation includes a pressurized-water reactor pressure vessel positioned in a reinforced-concrete structure forming a wall surrounding the pressure vessel and forming an annular space around the pressure vessel, this space containing a layer of discrete elements such as gravel, ceramic bodies, steel balls, etc. This layer directly contacts the concrete wall, possibly through a steel sheet or plate skin and between it and the pressure vessel, a thermally-insulating and pressure-resistant encasement is built from separable segments cast from suitable concrete, a steel sheet or plate skin preferably being interposed between the layer of discrete elements and this encasement, the discrete elements being compacted so that radial force transmitted from the pressure vessel via the encasement is transmitted through the discrete elements to the concrete wall formed by the reinforced-concrete structure. The encasement, layer and skin interposed between them provide via their total thickness, for zero-travel restraint of the pressure vessel in its radial direction, via the concrete structure's wall, when these parts and the pressure vessel are thermally expanded during operation of the reactor. When the reactor is shut down and it and the various parts are cold, the layer of discrete particles and the skin between them and the encasement, are proportioned so that with thermal contraction the skin is free from the encasement, and the latter, being made of separable segments, may be removed segment-by-segment.