KR950012987A - Coal Gasification Combined Cycle Power Generation System with Steam Generating Gasifier - Google Patents

Coal Gasification Combined Cycle Power Generation System with Steam Generating Gasifier Download PDF

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Publication number
KR950012987A
KR950012987A KR1019930021111A KR930021111A KR950012987A KR 950012987 A KR950012987 A KR 950012987A KR 1019930021111 A KR1019930021111 A KR 1019930021111A KR 930021111 A KR930021111 A KR 930021111A KR 950012987 A KR950012987 A KR 950012987A
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KR
South Korea
Prior art keywords
steam
gasifier
coal
generating
turbine
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Application number
KR1019930021111A
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Korean (ko)
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KR970002011B1 (en
Inventor
조병화
이진욱
김대규
김형택
Original Assignee
김준성
고등기술연구원 연구조합
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Priority to KR1019930021111A priority Critical patent/KR970002011B1/en
Publication of KR950012987A publication Critical patent/KR950012987A/en
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Publication of KR970002011B1 publication Critical patent/KR970002011B1/en

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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
    • H02K7/1807—Rotary generators
    • H02K7/1823—Rotary generators structurally associated with turbines or similar engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B1/00—Methods of steam generation characterised by form of heating method
    • F22B1/02—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers
    • F22B1/18—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being a hot gas, e.g. waste gas such as exhaust gas of internal-combustion engines
    • F22B1/1861—Waste heat boilers with supplementary firing

Abstract

본 발명은 증기터빈사이클의 열효율을 개선하여 증기터빈의 동력을 증대시킬 수 있는 중기발생 가스화기를 구비한 석탄가스화 복합발전시스템에 관한 것이다. 본 발명의 석탄가스화 복합발전 시스템은 및 석탄을 산소 및 과열중기와 반응시켜 석탄가스를 생성하는 가스화기(1)와, 석탄가스를 연소기(14)에 의해 연소시켜 이 연소가스의 팽창작용에 의해 동력을 발생시키는 가스터빈(2)과, 가스터빈에서 배출된 배기가스를 도입하여 증기를 발생시키는 폐열회수 보일러(3)와, 폐열회수보일러에서 발생된 증기의 팽창작용에 의해 동력을 발생시키는 중기터빈(4)을 구비하고, 가스화기(1)의 수관(45)에서 석탄건조에 필요한 포화증기와 석탄가스화 반응에 필요한 과열 증기를 발생시켜 각기 석탄건조기(5) 및 가스화기(1)내로 공급한다.The present invention relates to a coal gasification combined cycle power generation system having a medium-generation gasifier that can improve the power efficiency of the steam turbine by improving the thermal efficiency of the steam turbine cycle. In the coal gasification combined cycle system of the present invention, a gasifier (1) for producing coal gas by reacting coal with oxygen and an overheater, and the coal gas is combusted by the combustor (14) to expand the combustion gas. A gas turbine (2) for generating power, a waste heat recovery boiler (3) for generating steam by introducing exhaust gas discharged from the gas turbine, and a heavy machinery generating power by expansion of steam generated in the waste heat recovery boiler The turbine 4 is provided, and the water pipe 45 of the gasifier 1 generates saturated steam for coal drying and superheated steam for coal gasification reaction, and supplies them to the coal dryer 5 and the gasifier 1, respectively. do.

Description

증기발생 가스화기를 구비한 석탄가스화 복합발전 시스템Coal Gasification Combined Cycle Power Generation System with Steam Generating Gasifier

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제2도는 본 발명의 바람직한 실시예를 나타낸 석탄가스화 복합 발전시스템의 구성도.2 is a block diagram of a coal gasification combined cycle power generation system showing a preferred embodiment of the present invention.

Claims (6)

석탄건조기(5)로부터 공급된 석탄을 산소 및 과열증기와 반응시켜 석탄가스를 생성하는 가스화기(1)와, 생성된 석탄가스를 연소기(14)를 통해 연소시켜 이 연소가스에 의해 동력을 발생시키는 가스터빈(2)과, 상기 가스터빈(2)에서 배출된 배기가스에 의해 증기를 발생시키는 폐열회수보일러(3)와, 상기 발생된 증기에 의해 작동되는 증기터빈(4)을 포함하고, 상기 가스화기(1)의 수관(45)에서 상기 석탄건조기(5) 및 상기 가스화기(1) 내부로 각기 공급이 되는 중압포화증기 및 중압의 과열증기를 발생시키는 증기발생 가스화기를 구비한 석탄가스화 복합발전시스템.A gasifier 1 for generating coal gas by reacting coal supplied from the coal dryer 5 with oxygen and superheated steam, and burning the generated coal gas through the combustor 14 to generate power by the combustion gas. It includes a gas turbine (2) to be made, a waste heat recovery boiler (3) for generating steam by the exhaust gas discharged from the gas turbine (2), and a steam turbine (4) operated by the generated steam, Coal gasification with a steam generating gasifier for generating medium pressure saturated steam and medium pressure superheated steam which are respectively supplied from the water pipe 45 of the gasifier 1 to the coal dryer 5 and the gasifier 1 respectively. Combined Power Generation System. 제1항에 있어서, 상기 가스화기(1)의 수관(45)에서 발생된 중압포화증기 및 중압의 과열증기는 배관라인(60), (61)을 통해 석탄건조기(5) 및 가스화기(1)내부로 공급되며, 상기 배관라인은 상기 가스화기(1)에 인접되게 설치되어 있는 증기발생 가스화기를 구비한 석탄가스화 복합발전시스템.The medium pressure saturated steam and the medium pressure superheated steam generated in the water pipe (45) of the gasifier (1) through the pipeline lines (60), (61) coal dryer (5) and gasifier (1). Coal gasification combined cycle power generation system having a steam generator gasifier which is supplied to the inside, the piping line is installed adjacent to the gasifier (1). 제2항에 있어서, 상기 가스화기(1)의 수관(45)내의 보충수가 급수펌프(33)에 의해 냉각기(12)를 통해 공급되는 증기발생 가스화기를 구비한 석탄가스화 복합발전시스템.3. The coal gasification combined cycle system according to claim 2, further comprising a steam generating gasifier in which the replenishment water in the water pipe (45) of the gasifier (1) is supplied through a cooler (12) by a feed water pump (33). 제1항에 있어서, 상기 폐열회수보일러(3)는 공압증기와 중압증기 및 저압증기를 발생시키는 증기발생 가스화기를 구비한 석탄가스화 복합발전시스템.The coal gasification combined cycle power generation system according to claim 1, wherein said waste heat recovery boiler (3) has a steam generating gasifier for generating pneumatic steam, medium pressure steam and low pressure steam. 제4항에 있어서, 상기 폐열회수보일러(3)는 고압증기를 발생시키는 고압증기과열기(48)와, 중압증기를 발생시키는 중압증기 재열기(47)와, 저압증기를 발생시키는 저압증기 과열기(54)를 포함하는 증기발생 가스화기를 구비한 석탄가스화 복합발전시스템.The waste heat recovery boiler (3) includes a high pressure steam superheater (48) for generating high pressure steam, a medium pressure steam reheater (47) for generating medium pressure steam, and a low pressure steam superheater for generating low pressure steam ( Coal gasification combined cycle power generation system having a steam generating gasifier comprising a 54). 제5항에 있어서, 상기 증기터빈(4)은 상기 폐열회수보일러(3)에서 발생된 고압증기와 중압증기 및 저압증기에 의해 각기 작동되는 고압증기터빈(57)과 중압증기터빈(58) 및 저압증기터빈(59)로 구성되어 있는 증기발생 가스화기를 구비한 석탄가스화 복합발전시스템.6. The steam turbine (4) according to claim 5, wherein the steam turbine (4) is a high-pressure steam turbine (57) and a medium-pressure steam turbine (58) which are respectively operated by high pressure steam, medium pressure steam and low pressure steam generated in the waste heat recovery boiler (3). Coal gasification combined cycle power generation system having a steam generating gasifier composed of a low-pressure steam turbine (59). ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019930021111A 1993-10-12 1993-10-12 Complex generating system for carbonic gas with vapor generating gas apparatus KR970002011B1 (en)

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Application Number Priority Date Filing Date Title
KR1019930021111A KR970002011B1 (en) 1993-10-12 1993-10-12 Complex generating system for carbonic gas with vapor generating gas apparatus

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Application Number Priority Date Filing Date Title
KR1019930021111A KR970002011B1 (en) 1993-10-12 1993-10-12 Complex generating system for carbonic gas with vapor generating gas apparatus

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KR970002011B1 KR970002011B1 (en) 1997-02-20

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8712588B2 (en) 2004-02-19 2014-04-29 Samsung Electronics Co., Ltd. Method and/or apparatus for navigating mobile robot using virtual sensor

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101219772B1 (en) * 2010-08-31 2013-01-09 한국전력공사 Integrated gasification combined cycle power system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8712588B2 (en) 2004-02-19 2014-04-29 Samsung Electronics Co., Ltd. Method and/or apparatus for navigating mobile robot using virtual sensor

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