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1. 发明专利

JPH08246813A OPERATION METHOD AND DEVICE FOR COAL GASIFICATION COMPOUND GENERATION PLANT 失效
公开(公告)号：JPH08246813A
公开(公告)日：1996-09-24
申请号：JP5079595
申请日：1995-03-10
申请人： HITACHI LTD
发明人： ITANO AKIRA , NAGASAKI NOBUO , HOIZUMI SHINICHI , FUKUHARA HIROSHI
IPC分类号： F01K23/10 , C10J3/46 , F02C3/28 , F02C6/18 , F22B1/18
摘要： PURPOSE: To improve generation efficiency near a constant load by arranging a pressure control valve on a system for introducing steam generated in a gasification furnace gas cooler to a high pressure turbine, and preventing steaming due to a coal unit of the gasification furnace gas cooler. CONSTITUTION: A coal gasification compound generation plant is built by combining a coal gasification plant and a compound generation plant. A steam system 51, for the steam generated by an exhaust heat recovery boiler 20 leading to a high pressure steam turbine 56 joins a steam system 11 for the steam generated by a gasification furnace gas cooler 2 at a system joinint point 67. With such a setup, a pressure control valve 68 is arranged on an inlet of the high pressure steam turbine 56, while its opening being set variably according to a load. The opening of the pressure control valve 68 is throttled such that a sufficient margin of an inlet pressure of the valve 68 can be secured against steaming of the gasification furnace gas cooler 5, in respect to pressure reduction of the steam under partial load. A water supply temperature of the gasification furnace gas cooler 5 is set high, for improving generation efficiency.

2. 发明专利

JP2012036863A Gasification power generation system 有权
标题翻译：燃气发电系统
公开(公告)号：JP2012036863A
公开(公告)日：2012-02-23
申请号：JP2010179117
申请日：2010-08-10
申请人： Electric Power Dev Co Ltd , Hitachi Ltd , 株式会社日立製作所 , 電源開発株式会社
发明人： MISHIMA NOBUYOSHI , TAKEDA TAIJI , FUKUHARA HIROSHI , SHIKAGE SHIN
IPC分类号： F02C3/28 , C10K3/04 , F01K23/10 , F02C6/00 , F02C6/18
CPC分类号： Y02E20/18
摘要： PROBLEM TO BE SOLVED: To improve power generation efficiency by effectively using heat energy generated by a shift reactor caused by shift reaction, and to prevent an increase in a replenishing water quantity of a system by dispensing with methanol processing generated by the shift reaction, in a gasification power generation system.SOLUTION: The gasification power generation system includes the shift reactor 5 for supplying formation gas generated by gasifying carbon fuel and converting carbon monoxide in the formation gas into carbon dioxide by using shift steam, a knockout drum 15 for removing moisture in the formation gas after the shift reaction, and a gas turbine 21 for using the formation gas after the shift reaction as fuel. The gasification power generation system further includes an evaporator 6 supplied with drain from the knockout drum 15. The evaporator 6 generates the steam by evaporating the supplied moisture by using reaction heat generated by the shift reactor 5. The steam generated by the evaporator 6 is used for the shift steam.
摘要翻译：要解决的问题：通过有效地利用由换档反应引起的换档反应器产生的热能来提高发电效率，并且通过分配由换档产生的甲醇加工来防止系统的补充水量的增加反应，在气化发电系统中。解决方案：气化发电系统包括用于供给通过气化碳燃料产生的地层气并将地层气中的一氧化碳通过使用换热蒸汽转化为二氧化碳的转换反应器5，用于去除地层中的水分的脱落鼓15 在变换反应之后的气体，以及在变换反应之后将形成气体用作燃料的燃气轮机21。气化发电系统还包括从脱模鼓15供应的排出的蒸发器6.蒸发器6通过使用由变换反应器5产生的反应热蒸发供应的水分而产生蒸汽。使用由蒸发器6产生的蒸汽换班蒸汽。版权所有（C）2012，JPO＆INPIT

3. 发明专利

JP2011162385A Co2 recovery method and co2 recovery apparatus 有权
标题翻译：二氧化碳回收方法和二氧化碳回收装置
公开(公告)号：JP2011162385A
公开(公告)日：2011-08-25
申请号：JP2010026093
申请日：2010-02-09
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： AKIYAMA TOMOKO , FUKUHARA HIROSHI
IPC分类号： C01B32/50 , B01D53/14
CPC分类号： Y02A50/2342 , Y02C10/06 , Y02P20/152
摘要： PROBLEM TO BE SOLVED: To provide a CO 2 recovery method and a CO 2 recovery apparatus which reduce energy consumption and suppress deterioration in power generation efficiency of a process for recovering CO 2 by bringing a gasified gas of fuel containing carbon into contact with an absorption liquid. SOLUTION: The CO 2 recovery method has the steps of: reacting a produced gas 1 produced by gasifying the fuel containing carbon with water vapor 2 on a catalyst to convert CO contained in the produced gas 1 to CO 2 ; introducing the produced gas 1 into an absorption liquid heater 23 and heating the absorption liquid 6 taken out from the bottom of a CO 2 absorption tower 24 using the condensing heat of water contained in the produced gas 1 and the sensible heat of the produced gas 1; removing condensed water contained in the produced gas 1, then introducing the produced gas 1 into a CO 2 absorption tower 24 and bringing the produced gas 1 into contact with the absorption liquid 6 in the CO 2 absorption tower 24 to absorb CO 2 in the produced gas 1; and reducing the pressure of absorption liquid 6 heated by the absorption liquid heater 23 and releasing CO 2 gas to regenerate the absorption liquid 6 and returning the regenerated absorption liquid 6 to the CO 2 absorption tower 24. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种CO 2 回收方法和一种CO 2 回收装置，其减少能量消耗并抑制过程的发电效率的劣化通过使含有碳的燃料的气化气体与吸收液接触来回收CO 2 。解决方案：CO 2 回收方法具有以下步骤：使通过将含有燃料的碳气化产生的产生气体1与水蒸气2反应在催化剂上以转化所产生的气体1中所含的CO 至CO 2 ; 将产生的气体1引入吸收液加热器23中，并使用生成的气体1中所含的水的冷凝热量加热从CO 2 SB吸收塔24的底部取出的吸收液体6，产生气体1的显热; 除去生成气体1中所含的冷凝水，然后将生成的气体1导入CO 2 SB吸收塔24中，使得产生的气体1与CO 2中的吸收液6接触吸收塔24吸收生成气体1中的CO 2 ; 并且减小由吸收液体加热器23加热并吸收CO 2 SB气体的吸收液体6的压力，以再生吸收液体6并将再生吸收液体6返回到CO SB SB2 >吸收塔24.版权所有（C）2011，JPO＆INPIT

4. 发明专利

JP2009041383A High humidity gas turbine facility 有权
标题翻译：高湿度气体涡轮机设备
公开(公告)号：JP2009041383A
公开(公告)日：2009-02-26
申请号：JP2007205021
申请日：2007-08-07
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： SASAKI KENJI , NOGUCHI YOSHIKI , SAKKA KENJI , FUKUHARA HIROSHI
IPC分类号： F02C3/30 , F01D25/30 , F02C6/18 , F02C7/08 , F02C7/141
CPC分类号： F02C7/10 , F02C3/305 , F05D2260/608
摘要： PROBLEM TO BE SOLVED: To provide a high humidity gas turbine facility capable of efficiently deaerating makeup water.
SOLUTION: This high humidity gas turbine facility comprises: a turbine 11; a compressor 13; a humidifier 15, which brings the air compressed by the compressor 13 into contact with feed water to humidify the air; a regenerative heat exchanger 17, which causes the air humidified by the humidifier 15 to be heated by exhaust gas; a combustor 19, which burns the air heated by the regenerative heat exchanger 17 and fuel to generate the combustion gas; a deaerator 33 including a deaerating section 35, to which feed water used in the humidifier 15 for humidification of air and makeup water to the humidifier 15 are supplied and which deaerates the feed water and the makeup water with steam, a water storage tank 37, in which feed water deaerated in the deaerating section 35 and makeup water are stored, and a steam generating section 37, which causes feed water and makeup water in the water storage tank 37 to be heated by exhaust gas from the turbine 11 to evaporate and supplies the steam to the deaerating section 35; and a feed water supply pipe 34, through which the feed water and the makeup water in the water storage tank 37 are supplied to the humidifier 15.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供能够有效地除去补充水的高湿度燃气轮机设备。解决方案：该高湿度燃气轮机设备包括：涡轮机11; 压缩机13; 使由压缩机13压缩的空气与给水接触以加湿空气的加湿器15; 再生热交换器17，其使由加湿器15加湿的空气被废气加热; 燃烧器19，其燃烧由再生热交换器17加热的空气和燃料以产生燃烧气体; 一个除气器33，它包括一个除气部分35，供给加湿器15中用于加湿空气的补给水和补充水到加湿器15的供水，并且用蒸汽对给水和补充水进行脱气，一个储水箱37，其中储存在脱气部分35中排出的进料水和补充水;以及蒸汽产生部分37，其使得在储水箱37中的给水和补给水被来自涡轮机11的废气加热，从而蒸发并供应蒸汽到脱气部分35; 和供水管34，储水箱37中的给水和补充水通过该供水管34供给到加湿器15.版权所有（C）2009，JPO＆INPIT

5. 发明专利

JP2001354975A COAL GASIFICATION AND ASH FUSION FURNACE, AND COMPOSITE ELECTRICITY GENERATION SYSTEM 失效
公开(公告)号：JP2001354975A
公开(公告)日：2001-12-25
申请号：JP2000177008
申请日：2000-06-13
申请人： HITACHI LTD
发明人： FUKUHARA HIROSHI , FUJIMURA HIDEKAZU , IWAI YASUSHI , TAMURA ZENSUKE
IPC分类号： F01K23/10 , C10J3/46 , C10J3/48 , C10K1/10 , F02C3/28 , F02C6/00 , F02C7/22 , F22B1/18 , F23J1/00 , F23J15/00 , F23J15/04 , F23R3/30
摘要： PROBLEM TO BE SOLVED: To provide a gasification system which not only fuses the coal ash of its own by a coal gasification furnace but also reduces several times the volume of the ash and renders it harmless and, in addition, is most suited in ash fusion which enables high efficiency and environmentally excellent electricity generation, in the method for treating the coal ash to be generated in coal firing, or the like, a gasification furnace operating method, a method for supplying coal ash, and an electricity generation system. SOLUTION: Oxygen 80 is used as an oxidizing agent, and the gasification reaction chamber 2 of a coal gasification furnace 1 is divided into two of an upper stage 3A and a lower stage 3B, and ash 350 is supplied to the lower stage 3B of the gasification chamber to render the ash fused slag by setting the ratio of the oxygen in the lower stage of the gasification chamber to the coal at a ratio higher than the conventional one and conversely making the ratio of the oxygen to be supplied to the upper stage 3A of the gasification chamber to the coal smaller than the conventional one so as to hold down the total amount of oxygen to be supplied as much as possible.

6. 发明专利

JPH1193686A ELECTRIC POWER PLANT 失效
公开(公告)号：JPH1193686A
公开(公告)日：1999-04-06
申请号：JP25646397
申请日：1997-09-22
申请人： HITACHI LTD
发明人： KISO FUMIHIKO , MORIHARA ATSUSHI , AKIYAMA TORU , KATAGIRI YUKINORI , NOGUCHI YOSHIKI , FUKUHARA HIROSHI , KIDA EIJI
IPC分类号： F02C3/28 , F02C6/00
摘要： PROBLEM TO BE SOLVED: To provide a method and a plant, for manufacturing methanol or dimethyl ether from a coal producing gas and achieving load standarization. SOLUTION: In an electric power plant provided with a coal gasifying device 10, a gas refining device 20, a methanol synthesizing device 30 composed of a methanol synthesizing part 31 and a methanol distillation part 32, a methanol storage tank 40, and a generator 60, when methanol is produces, the all amount of refined gas obtained from the gas refining device 20 is supplied to the methanol synthesizing part 30, gas separated by the methanol distillation part 32, other than methanol is supplied to a gas turbine combined generator 50 without being recycled to the methanol synthesizing part 31, and the gas is used for power generation. Therefore, a shift reaction part indispensable for incorporation to the methanol synthesizing device is dispensed with. Moreover, recycle of residual hydrogen and carbon monoxide gas which have not been converted into methanol is dispensed with.

7. 发明专利

JPH10298562A COAL GASIFICATION DEVICE AND ITS OPERATION ON ABNORMALITY 失效
公开(公告)号：JPH10298562A
公开(公告)日：1998-11-10
申请号：JP10580397
申请日：1997-04-23
申请人： HITACHI LTD , BABCOCK HITACHI KK
发明人： AKIYAMA TORU , SATO YOSHIO , KOYAMA SHUNTARO , MORIHARA ATSUSHI , TANAKA SHINJI , KISO FUMIHIKO , KATAGIRI YUKINORI , FUKUHARA HIROSHI
IPC分类号： C10J3/46 , C10J3/48
摘要： PROBLEM TO BE SOLVED: To provide a coal-gasifying device capable of removing sulfur compounds contained in the produced gas, supplying the produced and purified gas into a downstream equipment, etc., and thus continuing the operation of the whole system by removing the sulfur compounds contained in the produced gas, even when abnormal troubles such as the failure of the desulfurization device of the coal-gasifying device occur. SOLUTION: This coal-gasifying device is provided with a desulfurization device 27 for removing sulfur compounds contained in a combustible produced gas obtained by feeding ground coal 1 and an oxidizing agent into a coal- gasifying oven 10. Therein, the coal-gasifying device is further provided with a bypass line 26 capable of transferring the produced gas into downstream equipments, while avoiding the desulfurization device 27, when the desulfurization device 27 is abnormal, and with a desulfurizing agent-feeding means for directly feeding a desulfurizing agent into the coal-gasifying oven 10, when the desulfurization device is abnormal.

8. 发明专利

JP2015031437A 給水加熱器及び発電プラント审中-公开
标题翻译：供水加热器和发电厂
公开(公告)号：JP2015031437A
公开(公告)日：2015-02-16
申请号：JP2013160877
申请日：2013-08-02
申请人：株式会社日立製作所 , Hitachi Ltd
发明人： HIROTA MAMORU , YAMAUCHI HIROSHI , FUKUHARA HIROSHI , IMAZU SHUICHI , TAMURA HIROYUKI
IPC分类号： F22D1/32
摘要：【課題】伝熱管を構成する金属材料に耐食性が高い金属を用いなくても、また、給水の純度をあげなくても、蒸気中に含まれる腐食媒に起因した給水加熱器の伝熱管の腐食を抑制することが可能な給水加熱器および発電プラントを提供する。【解決手段】プラント運転中に給水加熱器の伝熱管の外表面を水で濡らして伝熱管の外表面を洗浄するシステムを設ける。例えば、給水加熱器の内部に洗浄ノズルを設置し、プラントの運転中に洗浄ノズルから洗浄水を給水加熱器の伝熱管表面に噴霧する。洗浄水としては給水加熱器のドレン水などを用いる。【選択図】図1
摘要翻译：要解决的问题：提供一种能够抑制由蒸汽包含的腐蚀性介质导致的供水加热器的腐蚀的供水加热器，而不使用具有高抗腐蚀性的金属作为构成传热的金属材料管道，不增加供水纯度，并提供发电厂。解决方案：提供一种系统，通过润湿供水加热器的传热管的外表面来清洁传热管的外表面，工厂运行期间的水。例如，清洁喷嘴安装在供水加热器的内部，并且在设备的操作期间，清洁水从清洁喷嘴喷射到供水加热器的传热管表面。作为清洗水，使用供水加热器等的排水。

9. 发明专利

JP2014185208A Gas purification apparatus, and coal gasification system and coal gasification power generating plant equipped with the same 有权
标题翻译：气体净化装置和煤气化系统和煤气化发电设备
公开(公告)号：JP2014185208A
公开(公告)日：2014-10-02
申请号：JP2013059621
申请日：2013-03-22
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： HIROTA MAMORU , FUKUHARA HIROSHI , NAGASAKI NOBUO
IPC分类号： C10J3/46 , C10K1/00 , C10K1/10 , C10K1/20
摘要： PROBLEM TO BE SOLVED: To prevent corrosion of piping and the like using small power in a gas purification apparatus of a coal gasification system.SOLUTION: In a gas purification apparatus 300 including a water washing tower 161 purifying a crude gas produced from coal for coal gasification, a carbonyl sulfide converter 164, a humidifying part 152, and pipes 121, 122, 123, 124, and 128 for connecting them, the humidifying part 152 has a function of maintaining the humidity inside the pipes 121, 122, 123, 124, and 128 at 90% or more during a period when operation of a coal gasification system is halted.
摘要翻译：要解决的问题：为了防止在煤气化系统的气体净化装置中使用小功率的管路等的腐蚀。解决方案：一种气体净化装置300，包括净化煤用煤制成的粗气体的水洗塔161 气化，硫化碳转化器164，加湿部152以及用于连接它们的管121,122,123,124和128，加湿部152具有保持管121,122,123,124内的湿度的功能在煤气化系统停止运转的期间为128％以上，90％以上。

10. 发明专利

JP2011102538A Gasification power generation system equipped with carbon dioxide separation and recovery device 有权
标题翻译：配有二氧化碳分离和回收装置的气化发电系统
公开(公告)号：JP2011102538A
公开(公告)日：2011-05-26
申请号：JP2009256700
申请日：2009-11-10
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： MISHIMA NOBUYOSHI , TAKEDA TAIJI , HOSOI NORIFUNE , FUKUHARA HIROSHI
IPC分类号： F01K23/10 , B01D53/14 , C01B32/50 , C10K3/00 , F02C3/22 , F02C6/00 , F02C7/22
CPC分类号： F02C3/28 , F05D2220/60 , F05D2220/722 , F05D2260/61 , Y02C10/04 , Y02C10/06 , Y02E20/12 , Y02E20/16 , Y02E20/18
摘要： PROBLEM TO BE SOLVED: To improve the power generation efficiency of a power generation system by effectively recovering shift reaction heat which converts a carbon monoxide contained in a fuel gas into a carbon dioxide in a carbon dioxide separation and recovery device. SOLUTION: A gasification power generation system includes the carbon dioxide separation and recovery device having a shift reactor converting carbon monoxide in the fuel gas into carbon dioxide, a carbon dioxide absorption tower making an absorption liquid absorb the carbon dioxide from the fuel gas, and an absorption liquid regeneration device regenerating an absorption liquid; and the gasification power generation system having a gas turbine device driven by burning the fuel gas from which the carbon dioxide is removed in the carbon dioxide absorption tower, and an exhaust heat recovery boiler generating steam by the exhaust gas of the gas turbine device. An evaporator is provided for generating steam through heat exchange with the fuel gas raised in temperature by the shift reaction heat generated in the shift reactor, and the steam generated in the evaporator is supplied to a steam mixer upstream of the shift reactor and is made to flow into the shift reactor as shift steam together with the fuel gas. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：通过有效地回收在二氧化碳分离和回收装置中将包含在燃料气体中的一氧化碳转化为二氧化碳的转换反应热来提高发电系统的发电效率。解决方案：气化发电系统包括二氧化碳分离和回收装置，其具有将燃料气体中的一氧化碳转化为二氧化碳的变换反应器，使吸收液体从燃料气体吸收二氧化碳的二氧化碳吸收塔以及再生吸收液的吸收液再生装置; 以及具有通过燃烧二氧化碳吸收塔中除去二氧化碳的燃料气体驱动的燃气轮机装置的气化发电系统，以及通过燃气轮机装置的排气产生蒸汽的废热回收锅炉。提供蒸发器，用于通过与在变换反应器中产生的换档反应热而在温度升高的燃料气体进行热交换产生蒸汽，并且将在蒸发器中产生的蒸汽供应到在变换反应器上游的蒸汽混合器，并被制成作为换档蒸汽与燃料气体一起流入变换反应器。版权所有（C）2011，JPO＆INPIT

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