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Patent Searching and Data


Title:
PASSIVE CONDENSER FOR NUCLEAR POWER PLANT
Document Type and Number:
WIPO Patent Application WO/2020/077757
Kind Code:
A1
Abstract:
A passive condenser for a nuclear power plant, the passive condenser comprising an upper collecting tube (10) provided with multiple heat exchange tube steam inlets (100), with one end being of an open structure and the other end being of a closed structure, and with the end of an open structure being fixedly connected to a first connector (102); first flanges (12), provided with first through holes (120), are arranged at the positions of the heat exchange tube steam inlets (100) and are fixedly connected to the upper collecting tube (10), with the first through holes (120) being in communication with the heat exchange tube steam inlets (100); a lower collecting tube (20) provided with multiple heat exchange tube condensate return ports, with one end being of an open structure and the other end being of a closed structure, and with the end of an open structure being fixedly connected to a second connector (202); second flanges (22), provided with second through holes, are arranged at the positions of the heat exchange tube condensate return ports and are fixedly connected to the lower collecting tube (20), with the second through holes being in communication with the heat exchange tube condensate return ports; and a heat exchange tube bundle comprising multiple heat exchange tubes (30), wherein each of the heat exchange tubes (30) comprises an upper inclined section (300), a middle inclined section (302) and a lower inclined section (304), the upper inclined section (300) is fixedly connected to the first flange (12), and the lower inclined section (304) is fixedly connected to the second flange (22).

Inventors:
LIANG XIAOLONG (CN)
NIE CHENGLEI (CN)
ZHOU PENG (CN)
OU GUOYONG (CN)
LI CHAOLIAN (CN)
LI MINGYANG (CN)
Application Number:
PCT/CN2018/118804
Publication Date:
April 23, 2020
Filing Date:
December 02, 2018
Export Citation:
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Assignee:
CHINA NUCLEAR POWER ENG CO LTD (CN)
CHINA GENERAL NUCLEAR POWER GROUP (CN)
CGN POWER CO LTD (CN)
International Classes:
F28B1/02
Foreign References:
CN203550643U2014-04-16
CN203024614U2013-06-26
CN206037737U2017-03-22
CN101256043A2008-09-03
CN201335611Y2009-10-28
CN1884953A2006-12-27
CN202948740U2013-05-22
JPH04187997A1992-07-06
Other References:
See also references of EP 3869134A4
Attorney, Agent or Firm:
SCIHEAD IP LAW FIRM (CN)
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