14-11-2013 дата публикации
Номер: US20130302187A1
The invention relates to a pump turbine system, comprising 1. A pump turbine system , comprising{'b': 1', '1', '1', '1', '2', '1', '5, 'a turbine () comprised of a turbine impeller (.), a turbine spiral housing (.) and a turbine suction pipe (.);'}{'b': 2', '2', '1', '2', '2', '2', '5, 'a pump () comprised of a pump impeller (.) a pump spiral housing (.) and a pump suction pipe (.);'}{'b': 1', '2', '2', '2', '1', '3', '2', '3', '1', '3', '2', '3', '6, 'two spiral housings (., .) arranged to run in opposite directions of each other and further comprised of pressure lines (,, ,), wherein said pressure lines (,, ,) open into a common pressure line ();'}{'b': 3', '1', '1', '2', '1, 'a shaft () on which the turbine impeller (.) and the pump impeller (.) are non-rotatably arranged;'}{'b': 4', '3', '3, 'an electrical machine () that is in drive communication with the shaft () or can be brought into such drive communication with the shaft ();'}{'b': 1', '5', '2', '5', '1', '4', '2', '4', '1', '4', '2', '4', '8, 'each of said turbine suction pipe (.) and said pump suction pipe (.) are connected to a pair of suction lines (., .), wherein both of said pair of suction lines (., .) open into a common suction line ();'}{'b': 1', '6', '1', '4, 'a first shut-off element (.) being arranged in suction line (.);'}{'b': 2', '6', '2', '4, 'a second shut-off element (.) being arranged in the suction lines (.);'}{'b': 1', '2', '2', '2', '5, 'the two spiral housings (., .) together delimiting an intermediate space () and being directly supported by means of a supporting element;'}{'b': 6', '1', '6, 'a common shut-off element (.) being arranged in the pressure line ();'}{'b': 9', '3', '5, 'a bearing () for supporting shaft () arranged in intermediate space (); and'}{'b': 6', '1', '1', '1', '2', '2, 'the common shut-off element (.) is embodied such that the two spiral housing (., ,) can be always pressurized with the same pressure.'}2. (canceled)3. (canceled)4. (canceled)5. (canceled)6. ( ...
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