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1.发明公开USE OF PRE-OXIDIZED ILMENITE IN FLUIDIZED BED BOILERS 审中-公开维生素VOROXIDIERTEM ILMENIT IN WIRBELBETTHEIZKESSELN
公开(公告)号：EP3106531A1
公开(公告)日：2016-12-21
申请号：EP15173889.5
申请日：2015-06-25
申请人： Improbed AB
CPC分类号： F23C10/18 , C22B34/1209 , F23C2900/10004
摘要： The invention relates to a method for starting up a fluidized bed boiler, such as a circulating fluidized bed (CFB) or a bubbling fluidized bed (BFB) boiler, for operation with a predetermined concentration of ilmenite particles in the bed material. The invention also relates to a method for pre-oxidizing ilmenite, to pre-oxidized ilmenite and to the use of pre-oxidized ilmenite in a fluidized bed boiler.
摘要翻译： 本发明涉及一种启动流化床锅炉的方法，例如循环流化床（CFB）或鼓泡流化床（BFB）锅炉，用于床料中预定浓度的钛铁矿颗粒的操作。 本发明还涉及一种用于预先氧化钛铁矿，预氧化钛铁矿和在流化床锅炉中使用预氧化钛铁矿的方法。
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2.发明公开
公开(公告)号：EP3153775A1
公开(公告)日：2017-04-12
申请号：EP15189003.5
申请日：2015-10-08
申请人： Improbed AB
CPC分类号： F23C10/00 , F23C10/007 , F23C10/02 , F23C10/32 , F23C2206/102 , F23C2900/10001
摘要： The invention relates to a method for operating a fluidized bed boiler, comprising carrying out the combustion process with a fluidized bed comprising ilmenite particles, wherein the average residence time of the ilmenite particles in the boiler is at least 75 hours. The invention further relates to ilmenite particles obtainable by a corresponding method and the use of said ilmenite particles as oxygen-carrying material.
摘要翻译： 本发明涉及一种操作流化床锅炉的方法，包括用包含钛铁矿颗粒的流化床进行燃烧过程，其中钛铁矿颗粒在锅炉中的平均停留时间为至少75小时。 本发明还涉及通过相应的方法获得的钛铁矿颗粒和所述钛铁矿颗粒作为携氧材料的用途。
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3.发明公开CONTROL METHOD FOR THE OPERATION OF A COMBUSTION BOILER 审中-公开REGELVERFAHREN ZUM BETRIEB EINES VERBRENNUNGSKESSELS
公开(公告)号：EP3106747A1
公开(公告)日：2016-12-21
申请号：EP15173894.5
申请日：2015-06-25
申请人： Improbed AB
CPC分类号： F23C10/28 , F23C10/22 , F23C2900/10001 , F23N1/022 , F23N3/002 , F23N5/006 , F23N2037/18 , F23N2900/00
摘要： The invention is in the field of boiler control and relates to a control method for the operation of a combustion boiler, comprising providing a predetermined upper limit (V F,max ) for the flue gas velocity in at least one location of the boiler; monitoring the flue gas velocity (V F ) during the combustion of fuel in said at least one location of the boiler; comparing the flue gas velocity(V F ) with the predetermined upper limit (V F,max ); decreasing the thermal load of the boiler if the flue gas velocity exceeds the predetermined upper limit (V F,max ). The invention also relates to a control system configured to execute the control method.
摘要翻译： 本发明涉及锅炉控制领域，涉及一种用于操作燃烧锅炉的控制方法，包括为锅炉的至少一个位置提供烟气速度的预定上限（V F，max）; 在所述锅炉的所述至少一个位置的燃料燃烧期间监测烟道气体速度（V F）; 将烟道气体速度（V F）与预定上限（V F，max）进行比较; 如果烟气速度超过预定的上限（V F，max），则降低锅炉的热负荷。 本发明还涉及一种被配置为执行控制方法的控制系统。
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公开(公告)号：EP3409799A1
公开(公告)日：2018-12-05
申请号：EP18184007.5
申请日：2016-06-07
申请人： Improbed AB
CPC分类号： F23C10/18 , C22B34/1209 , F23C2900/10004
摘要： The invention relates to a method for starting up a fluidized bed boiler, such as a circulating fluidized bed (CFB) or a bubbling fluidized bed (BFB) boiler, for operation with a predetermined concentration of ilmenite particles in the bed material. The invention also relates to a method for pre-oxidizing ilmenite, to pre-oxidized ilmenite and to the use of pre-oxidized ilmenite in a fluidized bed boiler.
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6.发明公开BED MANAGEMENT CYCLE FOR A FLUIDIZED BED BOILER AND CORRESPONDING ARRANGEMENT 审中-公开WIRBELSCHICHTVERWALTUNGSZYKLUSFÜRWIRBELSCHICHTKESSEL UND ENTSPRECHENDE ANORDNUNG
公开(公告)号：EP3153776A1
公开(公告)日：2017-04-12
申请号：EP15189005.0
申请日：2015-10-08
申请人： Improbed AB
CPC分类号： F23C10/00 , F23C10/26 , F23C10/32 , F23C2206/103
摘要： The invention relates to a bed management cycle for a fluidized bed boiler, comprising the steps of:
a) providing fresh ilmenite particles as bed material to the fluidized bed boiler;
b) carrying out a fluidized bed combustion process;
c) removing at least one ash stream comprising ilmenite particles from the fluidized bed boiler;
d) separating ilmenite particles from the at least one ash stream;
e) recirculating separated ilmenite particles into the bed of the fluidized bed boiler.
The invention also relates to a corresponding arrangement for carrying out fluidized bed combustion, comprising a fluidized bed boiler comprising ilmenite particles as bed material; and a system for removing ash from the fluidized bed boiler; wherein the arrangement further comprises a separator for separating ilmenite particles from the removed ash; and means for recirculating separated ilmenite particles into the bed of the fluidized bed boiler.摘要翻译： 本发明涉及一种用于流化床锅炉的床管理循环，包括以下步骤：a）将新的钛铁矿颗粒作为床料提供给流化床锅炉; b）进行流化床燃烧过程; c）从流化床锅炉中除去至少一个包含钛铁矿颗粒的灰分流; d）从所述至少一个灰分流中分离钛铁矿颗粒; e）将分离的钛铁矿颗粒再循环到流化床锅炉的床中。 本发明还涉及一种用于进行流化床燃烧的相应装置，包括：流化床锅炉，其包含作为床料的钛铁矿颗粒; 以及用于从流化床锅炉除去灰分的系统; 其中所述装置还包括用于从去除的灰分中分离钛铁矿颗粒的分离器; 以及用于将分离的钛铁矿颗粒再循环到流化床锅炉的床中的装置。
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