Internal hot gas bypass device coupled with inlet guide vane for centrifugal compressor
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
F04D-029/08
F04D-027/02
F04D-029/28
F04D-029/46
F04D-029/42
출원번호
US-0991304
(2016-01-08)
등록번호
US-10208758
(2019-02-19)
우선권정보
TW-104137383 A (2015-11-12)
발명자
/ 주소
Chung, Jenn-Chyi
Liang, Kun-Yi
Hung, Kuo-Shu
Liu, Chung-Che
Chiang, Hsu-Cheng
출원인 / 주소
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
대리인 / 주소
Locke Lord LLP
인용정보
피인용 횟수 :
0인용 특허 :
9
초록▼
An internal hot gas bypass device coupled with inlet guide vane for centrifugal compressor includes an inlet guide vane assembly, a driving motor assembly and a gas bypass valve assembly. The inlet guide vane assembly further includes a master vane, a plurality of slave vanes, a vane-front fixing ri
An internal hot gas bypass device coupled with inlet guide vane for centrifugal compressor includes an inlet guide vane assembly, a driving motor assembly and a gas bypass valve assembly. The inlet guide vane assembly further includes a master vane, a plurality of slave vanes, a vane-front fixing ring, a vane-rear fixing ring, a vane-driving ring, a connecting pipe and a vane-opening indicating disk. The driving motor assembly further includes a motor, a driving unit and a motor fixing base. The gas bypass valve assembly further includes a valve, an external fixing-and-guiding ring, an internal fixing-and-guiding ring, a driven element, a spring, a sealing ring, a valve stud and a valve base. The driving motor assembly is connected with the driving unit and the master vane of the inlet guide vane assembly via a connecting rod, and is further connected with the slave vanes of the gas bypass valve assembly.
대표청구항▼
1. An internal hot gas bypass device coupled with an inlet guide vane for a centrifugal compressor, comprising: an inlet guide vane assembly, including a master vane, a plurality of slave vanes, a vane-front fixing ring, a vane-rear fixing ring, a vane-driving ring, a connecting pipe and a vane-open
1. An internal hot gas bypass device coupled with an inlet guide vane for a centrifugal compressor, comprising: an inlet guide vane assembly, including a master vane, a plurality of slave vanes, a vane-front fixing ring, a vane-rear fixing ring, a vane-driving ring, a connecting pipe and a vane-opening indicating disk;a driving motor assembly, including a motor, a driving unit and a motor fixing base; anda gas bypass valve assembly, including a valve, an external fixing-and-guiding ring, an internal fixing-and-guiding ring, a driven element, a spring, a sealing ring, a valve stud and a valve base;wherein the driving motor assembly connects the driving unit and the master vane of the inlet guide vane assembly via a connecting rod, and the driving motor assembly connects the driven element of the gas bypass valve assembly. 2. The internal hot gas bypass device coupled with an inlet guide vane for a centrifugal compressor of claim 1, wherein the driving unit is at least consisted of a driving link and a gear, and the driven element of the gas bypass valve assembly is a driving rack. 3. The internal hot gas bypass device coupled with an inlet guide vane for a centrifugal compressor of claim 2, wherein the driving motor assembly implements the connecting rod to connect the driving link of the driving unit and the master vane of the inlet guide vane assembly so as to have the driving link and the master vane able to undergo rotation with the same angle and further to have the master vane to drive the vane-driving ring and also the slave vanes to rotate synchronously. 4. The internal hot gas bypass device coupled with an inlet guide vane for a centrifugal compressor of claim 3, wherein the driving motor assembly implements the gear of the driving unit to connect the driving rack of the gas bypass valve so as thereby to transform rotational motion of the driving unit into linear motion at the valve stud and the valve of the gas bypass valve, such that control upon a predetermined throttle percentage and area of a bypass tunnel is able to control volumetric flow of bypassed gas. 5. The internal hot gas bypass device coupled with an inlet guide vane for a centrifugal compressor of claim 2, wherein the gear is one of a geared cam and a driving spur gear. 6. The internal hot gas bypass device coupled with an inlet guide vane for a centrifugal compressor of claim 2, wherein the external fixing-and-guiding ring and the valve base are tightly engaged by bolts. 7. The internal hot gas bypass device coupled with an inlet guide vane for a centrifugal compressor of claim 1, wherein the driving unit includes a first crank and a second crank, and the driven element of the gas bypass valve assembly is a driving bar. 8. The internal hot gas bypass device coupled with an inlet guide vane for a centrifugal compressor of claim 7, wherein the driving motor assembly implements the connecting rod to connect the first crank of the driving unit and the master vane of the inlet guide vane assembly so as to have the first crank and the master vane able to undergo rotation with the same angle and further to have the master vane to drive the vane-driving ring and also the slave vanes to rotate synchronously. 9. The internal hot gas bypass device coupled with an inlet guide vane for a centrifugal compressor of claim 7, wherein the driving motor assembly implements the second crank of the driving unit to connect the driving bar of the gas bypass valve so as thereby to transform rotational motion of the driving unit into linear motion at the valve stud and the valve of the gas bypass valve, such that control upon a predetermined throttle percentage and area of the bypass tunnel is able to control volumetric flow of bypassed gas. 10. The internal hot gas bypass device coupled with an inlet guide vane for a centrifugal compressor of claim 7, wherein the external fixing-and-guiding ring and the valve base are tightly engaged by bolts. 11. The internal hot gas bypass device coupled with an inlet guide vane for a centrifugal compressor of claim 7, wherein the second crank is connected to the driving bar via a roller, the driving bar further has an interference cut, and the roller is located inside the interference cut so as to rotate along an inner wall of the interference cut.
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