Method and control device for controlling a gas turbine set, in particular in gas and steam power stations
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
G05D-017/00
G05D-003/12
출원번호
US-0601492
(2000-10-02)
우선권정보
DE-0004026 (1998-02-02)
국제출원번호
PCT/DE99/00265
(1999-02-01)
국제공개번호
WO99/39249
(1999-08-05)
발명자
/ 주소
Kutzner, Rudiger
Simon, Dieter
출원인 / 주소
Siemens Aktiengesellschaft
대리인 / 주소
Eckert Seamans Cherin & Mellott, LLC
인용정보
피인용 횟수 :
8인용 특허 :
9
초록▼
In order to take account of coupling in the controlled systems and, in addition, regulating variable limitations and to permit reliable control of a gas turbine set, a method and a control device for controlling a gas turbine set is provided, in particular in gas and steam power stations, in which a
In order to take account of coupling in the controlled systems and, in addition, regulating variable limitations and to permit reliable control of a gas turbine set, a method and a control device for controlling a gas turbine set is provided, in particular in gas and steam power stations, in which a regulating variable composed of a plurality of partial regulating variables is supplied to at least two servo elements of the gas turbine set, and in which the partial regulating variables for the individual regulating variables are formed from control deviations by means of individual transfer functions.
대표청구항▼
1. A method for controlling a gas turbine set, the gas turbine set employing servo elements, comprising: forming partial regulating variables for individual regulating variables, the partial regulating variables being formed from control deviations using individual transfer functions, the individ
1. A method for controlling a gas turbine set, the gas turbine set employing servo elements, comprising: forming partial regulating variables for individual regulating variables, the partial regulating variables being formed from control deviations using individual transfer functions, the individual regulating variables being composed of a plurality of the partial regulating variables; and supplying a respective one of the individual regulating variables to at least two of the servo elements of the gas turbine set. 2. The method according to claim 1, wherein the gas turbine set is used in gas and steam power stations. 3. The method according to claim 1, wherein each respective one of the individual regulating variables is composed of a same number of the partial regulating variables. 4. The method according to claim 3, wherein the number of partial regulating variables corresponds to the number of control deviations. 5. The method according to claim 1, wherein at least one of the partial regulating variables is formed from at least one of the individual regulating variables. 6. The method according to claim 1, wherein at least one of the partial regulating variables is formed from at least one of the individual regulating variables using at least one transfer function. 7. The method according to claim 1, wherein at least one of the individual regulating variables is additionally composed of at least another of the individual regulating variables. 8. The method according to claim 1, wherein a difference between a required value and an actual value of a generator output is used as at least one of the control deviations. 9. The method according to claim 1, wherein a difference between a required value and an actual value of a generator voltage is used at as at least one of the control deviations. 10. The method according to claim 1, wherein a difference between a required value and an actual value of at least one of a generator frequency and a turbine rotational speed is used as at least one of the control deviations. 11. The method according to claim 1, wherein a difference between a required value and an actual value of a turbine temperature is used as at least one of the control deviations. 12. The method according to claim 1, further comprising: using at least one of the servo elements to adjust a flow of a working medium flowing into a combustion chamber of a turbine of the gas turbine set. 13. The method according to claim 1, further comprising: using at least one of the servo elements to generate an exciter current for a field winding of a generator of the gas turbine set. 14. The method according to claim 1, further comprising: using at least one of the servo elements to adjust guide vanes of a compressor of the gas turbine set. 15. A control device for controlling a gas turbine set, the gas turbine set employing servo elements, the control device comprising: a first arrangement to generate partial regulating variables from control deviations; and a second arrangement to associate a plurality of the partial regulating variables to form at least one regulating variable, the at least one regulating variable being supplied to at least one of the servo elements. 16. The control device according to claim 15, further comprising: a third arrangement to form the control deviations from required and actual values. 17. The control device according to claim 15, wherein the first arrangement includes computer-supported algorithms. 18. The control device according to claim 15, wherein the first arrangement includes an overflow limitation. 19. The control device according to claim 18, wherein the overflow limitation is formed by an anti-wind-up control algorithm.
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이 특허에 인용된 특허 (9)
Hepner Stephan,CHX ; Wihler Andrew,CHX, Control system for controlling at least one variable of a process as well as a use of such a control system.
Rajamani Ravi (Schenectady NY) Minto Karl D. (Ballston Lake NY) Bulkley Benjamin E. (Erie PA) Norman Bruce G. (Charlton NY), Gas turbine coordinated fuel-air control method and apparatus therefor.
Reed Wendell E. (107 Murray St. Chula Vista CA 92010) McArthur Malcolm J. (13821 Davenport Ave. San Diego CA 92129), Propulsion turbine fuel control system.
Russell John N. (Burnt Hills Schenectady NY) Smith David W. (Schenectady NY) McMullen Joseph C. (Scotia NY), Water and steam injection system for emission control of gas turbines.
Chandler, Christopher, Optimization of gas turbine combustion systems low load performance on simple cycle and heat recovery steam generator applications.
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