WO2023226202A1 - 三炉两机母管制生物质电厂汽轮机压力和功率控制系统 - Google Patents

三炉两机母管制生物质电厂汽轮机压力和功率控制系统 Download PDF

Info

Publication number
WO2023226202A1
WO2023226202A1 PCT/CN2022/111659 CN2022111659W WO2023226202A1 WO 2023226202 A1 WO2023226202 A1 WO 2023226202A1 CN 2022111659 W CN2022111659 W CN 2022111659W WO 2023226202 A1 WO2023226202 A1 WO 2023226202A1
Authority
WO
WIPO (PCT)
Prior art keywords
power
value
main steam
steam pressure
actual
Prior art date
Application number
PCT/CN2022/111659
Other languages
English (en)
French (fr)
Inventor
董永超
郭德军
胡金龙
杜继光
刘泥石
孙强
代波涛
何喜辉
Original Assignee
哈尔滨汽轮机厂有限责任公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 哈尔滨汽轮机厂有限责任公司 filed Critical 哈尔滨汽轮机厂有限责任公司
Publication of WO2023226202A1 publication Critical patent/WO2023226202A1/zh

Links

Images

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01DNON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D17/00Regulating or controlling by varying flow
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01DNON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D15/00Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
    • F01D15/10Adaptations for driving, or combinations with, electric generators

Definitions

  • the invention relates to the field of steam turbine control in biomass power plants.
  • the biomass fuel has low combustion value, low density, large particles, high moisture, and many impurities, so the combustion is extremely unstable and has a great impact on the stable combustion of the boiler. It is difficult to use pressure control for boilers. At the same time, the boiler's own control method cannot meet the requirements for stable combustion and rapid response of the unit to the load control of the power grid.
  • the purpose of this invention is to provide a steam turbine pressure and power control system for a biomass power plant with three furnaces and two main engines, in order to ensure the stable operation of the steam turbine unit under the set main steam pressure and to enable the power plant to meet the load control requirements of the power grid.
  • the steam turbine pressure and power control system of the three-furnace two-machine tube biomass power plant includes a main steam pressure control module and a motor power control module;
  • the main steam pressure control module is used to control the stable operation of the generator set under the set main steam pressure
  • the main steam pressure control module includes a No. 1 operator station, a first DEH controller, a first acquisition module and a first sensor;
  • the first sensor is used to collect the actual main steam pressure value of the No. 1 turbine generator of the generating unit, and convert the actual main steam pressure value into a first sensing signal;
  • the first DEH controller is used to receive the first sensing signal through the first acquisition module, convert the first sensing signal into an actual main steam pressure value, and at the same time, convert the actual main steam pressure value into a first display signal ; Also used to receive the main steam pressure setting value, and generate the first control instruction according to the main steam pressure setting value and the actual main steam pressure value, and at the same time adjust the speed regulation of the No. 1 turbine generator according to the first control instruction steam valve;
  • Operator Station No. 1 is used to receive the first display signal and convert the first display signal into the actual main steam pressure value for display; and is also used to output the main steam pressure set value;
  • the motor power control module is used to control the output power value of the generator set to maintain stable operation at the power set value
  • the motor power control module includes a second operator station, a second DEH controller, a second acquisition module and a second sensor;
  • the second sensor is used to collect the actual power value of the No. 2 turbine generator of the generating set and convert the actual power value into a second sensing signal;
  • the second DEH controller is used to receive the second sensing signal through the second acquisition module, convert the second sensing signal into an actual power value, and at the same time, convert the actual power value into a second display signal; also used for Receive the power setting value, generate a second control instruction based on the power setting value and the actual power value, and adjust the speed regulating valve of the No. 2 turbine generator according to the second control instruction;
  • the No. 2 operator station is used to receive the second display signal and convert the second display signal into the actual main steam pressure value for display; it is also used to output the power setting value.
  • control system can realize the stable operation of the generator set under the set main steam pressure, and at the same time enable the power plant to meet the load control requirements of the power grid.
  • Figure 1 is a structural block diagram of the steam turbine pressure and power control system of the three-furnace two-machine controlled biomass power plant described in the first embodiment
  • Figure 2 is a structural block diagram of the main steam pressure control loop of the first DEH controller in the second embodiment
  • Figure 3 is a structural block diagram of the power control loop of the second DEH controller in the third embodiment.
  • the steam turbine pressure and power control system of the three-furnace two-machine tube biomass power plant described in this embodiment includes a main steam pressure control module and a motor power control module;
  • the main steam pressure control module is used to control the stable operation of the generator set 9 under the set main steam pressure
  • the main steam pressure control module includes a No. 1 operator station 1, a first DEH controller 2, a first acquisition module 3 and a first sensor 4;
  • the first sensor 4 is used to collect the actual main steam pressure value of the No. 1 turbine generator of the generating unit 9, and convert the actual main steam pressure value into a first sensing signal;
  • the first DEH controller 2 is used to receive the first sensing signal through the first acquisition module 3 and convert the first sensing signal into an actual main steam pressure value, and at the same time, convert the actual main steam pressure value into the first Display signal; also used to receive the main steam pressure set value, and generate a first control instruction based on the main steam pressure set value and the actual main steam pressure value, and at the same time adjust the No. 1 turbine generator according to the first control instruction.
  • Speed regulating valve
  • Operator station No. 1 is used to receive the first display signal and convert the first display signal into the actual main steam pressure value for display; and is also used to output the main steam pressure set value;
  • the motor power control module is used to control the output power value of the generator set 9 to maintain stable operation at the power set value;
  • the motor power control module includes the second operator station 5, the second DEH controller 6, the second acquisition module 7 and the second sensor 8;
  • the second sensor 8 is used to collect the actual power value of the No. 2 turbine generator of the generating unit 9 and convert the actual power value into a second sensing signal;
  • the second DEH controller 6 is used to receive the second sensing signal through the second acquisition module 7, convert the second sensing signal into an actual power value, and at the same time, convert the actual power value into a second display signal; also Used to receive the power setting value, generate a second control instruction based on the power setting value and the actual power value, and at the same time adjust the speed regulating valve of the No. 2 turbine generator according to the second control instruction;
  • the second operator station 5 is used to receive the second display signal and convert the second display signal into the actual main steam pressure value for display; it is also used to output the power setting value.
  • the boiler main control when the power grid load changes, the boiler main control first issues a control action to change the load, thereby changing the main steam pressure of the generator unit 9.
  • the control system of the No. 1 steam turbine adjusts the actual value of the main steam pressure and the main steam pressure.
  • the pressure setting value is compared, and the comparison result is calculated by the PID regulator and the control command is sent to the speed regulating valve to restore the main steam pressure to the given value;
  • the above pressure control method can realize the set main steam of the generator set 9 It operates stably under pressure, but it cannot meet the power grid's demand for the unit to respond quickly to changes in grid frequency.
  • the control system of the No. 2 steam turbine compares the power and the power set value, and the comparison result is calculated by the PID regulator.
  • the control system of the turbine generator set 9 includes monitoring analog quantities and digital switching quantities; the analog quantity and digital switching quantity signals are respectively connected to the first DEH controller 2 and the second DEH controller 6 to obtain corresponding signal processing.
  • Result: Operator Station No. 1 and Operator Station No. 2 5 receive the module processing results and send the control quantities to the first DEH controller 2 and the second DEH controller respectively according to the operation requirements of the turbine generator unit.
  • the monitoring analog quantities and digital switch quantities of the control system of the steam turbine generator set 9 are specifically: turbine main steam pressure signal, turbine power signal and valve opening signal.
  • the first DEH controller 2 generates a first control instruction based on the main steam pressure set value and the actual main steam pressure value, and at the same time adjusts the speed regulating valve of the No. 1 turbine generator according to the first control instruction.
  • the specific method is: :
  • the actual main steam pressure value is compared with the main steam pressure set value.
  • the comparison result is calculated by the pressure PID regulator 2-1 and then a calculated value is generated.
  • the generated calculated value is converted into the control valve opening through the control valve flow curve 2-2. degree command, controls the opening of regulating valve 2-3 to restore the actual main steam pressure value to the main steam set value.
  • the first comparison result is compared with the primary frequency regulation load again to generate the second comparison result.
  • the second comparison result is passed through the power PID regulator. 6-1 generates a calculated value after calculation.
  • the generated calculated value is compared with the primary frequency regulation load for the third time to generate the third comparison result.
  • the third comparison result is converted into the regulating valve opening through the regulating valve flow curve 6-2. command to control the opening of the regulating valve 6-3 to restore the actual power value of the main generator to the power setting value.

Abstract

三炉两机母管制生物质电厂汽轮机压力和功率控制系统,涉及生物质发电厂汽轮机控制领域,为了满足汽轮机组在设定的主蒸汽压力下稳定运行以及使电厂满足电网的负荷控制要求。本发明的主汽压力控制模块,用于控制发电机组在设定的主蒸汽压力下稳定运行;电机功率控制模块,用于控制发电机组的输出功率值维持在功率设定值下稳定运行;有益效果为:通过分别对两台汽轮发电机组的压力及功率的调节,使锅炉稳定燃烧,同时使电厂满足电网的负荷控制要求。

Description

三炉两机母管制生物质电厂汽轮机压力和功率控制系统 技术领域
本发明涉及生物质发电厂汽轮机控制领域。
背景技术
对于三炉两机母管制配置的生物质电厂,由于生物质燃料燃烧值低、密度小、颗粒大、水分多、杂质多,所以燃烧时极其不稳定,对锅炉的稳定燃烧影响很大,故锅炉很难采用压力控制方式,同时,锅炉的本身控制方式不能满足其稳定燃烧及机组快速响应电网的负荷控制的要求。
发明内容
本发明的目的是为了满足汽轮机组在设定的主蒸汽压力下稳定运行以及使电厂满足电网的负荷控制要求,提出了一种三炉两机母管制生物质电厂汽轮机压力和功率控制系统。
本发明所述的三炉两机母管制生物质电厂汽轮机压力和功率控制系统包括主汽压力控制模块和电机功率控制模块;
主汽压力控制模块,用于控制发电机组在设定的主蒸汽压力下稳定运行;
所述主汽压力控制模块包括一号操作员站、第一DEH控制器、第一采集模块以及第一传感器;
第一传感器,用于采集发电机组的1号汽轮发电机的实际主蒸汽压力值,并将该实际主蒸汽压力值转换为第一传感信号;
第一DEH控制器,用于通过第一采集模块接收第一传感信号,并将该第一传感信号转换为实际主蒸汽压力值,同时,将实际主蒸汽压力值转换为第一显示信号;还用于接收主蒸汽压力设定值,并根据该主蒸汽压力设定值以及实际主蒸汽压力值生成第一控制指令,同时根据该第一控制指令调节1号汽轮发电机的调速汽门;
一号操作员站,用于接收第一显示信号,并将该第一显示信号转换为实际主蒸汽压力值进行显示;还用于输出主蒸汽压力设定值;
电机功率控制模块,用于控制发电机组的输出功率值维持在功率设定值下稳定运行;
所述电机功率控制模块包括二号操作员站、第二DEH控制器、第二采集模块以及第二传感器;
第二传感器,用于采集发电机组的2号汽轮发电机的实际功率值,并将该实际功率值 转换为第二传感信号;
第二DEH控制器,用于通过第二采集模块接收第二传感信号,并将该第二传感信号转换为实际功率值,同时,将实际功率值转换为第二显示信号;还用于接收功率设定值,并根据该功率设定值以及实际功率值生成第二控制指令,同时根据该第二控制指令调节2号汽轮发电机的调速汽门;
二号操作员站,用于接收第二显示信号,并将该第二显示信号转换为实际主蒸汽压力值进行显示;还用于输出功率设定值。
本发明的有益效果是:该控制系统能够实现发电机组在设定的主蒸汽压力下稳定运行,同时使电厂满足电网的负荷控制的要求。
附图说明
图1为具体实施方式一所述的三炉两机母管制生物质电厂汽轮机压力和功率控制系统的结构框图;
图2为具体实施方式二中第一DEH控制器的主蒸汽压力控制回路结构框图;
图3为具体实施方式三中第二DEH控制器的功率控制回路结构框图。
具体实施方式
具体实施方式一:结合图1说明本实施方式,本实施方式所述的三炉两机母管制生物质电厂汽轮机压力和功率控制系统包括主汽压力控制模块和电机功率控制模块;
主汽压力控制模块,用于控制发电机组9在设定的主蒸汽压力下稳定运行;
所述主汽压力控制模块包括一号操作员站1、第一DEH控制器2、第一采集模块3以及第一传感器4;
第一传感器4,用于采集发电机组9的1号汽轮发电机的实际主蒸汽压力值,并将该实际主蒸汽压力值转换为第一传感信号;
第一DEH控制器2,用于通过第一采集模块3接收第一传感信号,并将该第一传感信号转换为实际主蒸汽压力值,同时,将实际主蒸汽压力值转换为第一显示信号;还用于接收主蒸汽压力设定值,并根据该主蒸汽压力设定值以及实际主蒸汽压力值生成第一控制指令,同时根据该第一控制指令调节1号汽轮发电机的调速汽门;
一号操作员站1,用于接收第一显示信号,并将该第一显示信号转换为实际主蒸汽压力值进行显示;还用于输出主蒸汽压力设定值;
电机功率控制模块,用于控制发电机组9的输出功率值维持在功率设定值下稳定运行;
所述电机功率控制模块包括二号操作员站5、第二DEH控制器6、第二采集模块7以及第二传感器8;
第二传感器8,用于采集发电机组9的2号汽轮发电机的实际功率值,并将该实际功率值转换为第二传感信号;
第二DEH控制器6,用于通过第二采集模块7接收第二传感信号,并将该第二传感信号转换为实际功率值,同时,将实际功率值转换为第二显示信号;还用于接收功率设定值,并根据该功率设定值以及实际功率值生成第二控制指令,同时根据该第二控制指令调节2号汽轮发电机的调速汽门;
二号操作员站5,用于接收第二显示信号,并将该第二显示信号转换为实际主蒸汽压力值进行显示;还用于输出功率设定值。
在本实施方式中,当电网负荷改变时,首先由锅炉主控发出负荷改变的控制动作,从而使发电机组9的主蒸汽压力改变,1号汽轮机的控制系统对主蒸汽压力实际值和主蒸汽压力设定值作比较,比较结果通过PID调节器运算后将控制指令发动到调速汽门,使主蒸汽压力恢复到给定值;上述压力控制方式可实现发电机组9在设定的主蒸汽压力下稳定运行,但不能满足电网对机组快速响应网频的变化的需求,为满足这一需求,2号汽轮机的控制系统对功率和功率设定值作比较,比较结果通过PID调节器运算后将控制指令发送到调速汽门,使该机组的功率负荷和电网负荷需要的符合一致;满足电网对机发电机组9速响应网频变化的要求。汽轮发电机组9控制系统包括监控模拟量和数字开关量;将所述的模拟量和数字开关量信号分别接到第一DEH控制器2和第二DEH控制器6上,得到相应的信号处理结果;一号操作员站1和二号操作员站5接收所述的模块处理结果,并根据汽轮发电机组的运行要求,将控制量分别发送到第一DEH控制器2和第二DEH控制器6所控制的相应设备。所述汽轮发电机组9控制系统的监控模拟量和数字开关量具体为:汽轮机主蒸汽压力信号,汽轮机功率信号以及阀门的开度信号。
具体实施方式二:结合图2说明本实施方式,本实施方式是对具体实施方式一所述的三炉两机母管制生物质电厂汽轮机压力和功率控制系统进一步限定,在本实施方式中,所述第一DEH控制器2根据该主蒸汽压力设定值以及实际主蒸汽压力值生成第一控制指令,同时根据该第一控制指令调节1号汽轮发电机的调速汽门的具体方法为:
将实际主蒸汽压力值与主蒸汽压力设定值进行比较,比较结果经过压力PID调节器2-1进行运算后生成计算值,生成的计算值通过调节阀流量曲线2-2转化成调节阀开度指令,控制调节阀门2-3的开度,使实际主蒸汽压力值恢复到主蒸汽设定值。
具体实施方式三:结合图2说明本实施方式,本实施方式是对具体实施方式一所述的三炉两机母管制生物质电厂汽轮机压力和功率控制系统进一步限定,在本实施方式中,所述根据该功率设定值以及实际功率值生成第二控制指令,同时根据该第二控制指令调节2号汽轮发电机的调速汽门的具体方法为:
将实际功率值与功率设定值首次进行比较,生成第一次比较结果,第一次比较结果再次与一次调频负荷作比较,生成第二次比较结果,第二次比较结果经过功率PID调节器6-1进行运算后生成计算值,生成的计算值与一次调频负荷第三次进行比较,生成第三次比较结果,第三次比较结果通过调节阀流量曲线6-2转化成调节阀开度指令,控制调节阀门6-3的开度,使主发电机的实际功率值恢复到功率设定值。

Claims (3)

  1. 三炉两机母管制生物质电厂汽轮机压力和功率控制系统,其特征在于,该控制系统包括主汽压力控制模块和电机功率控制模块;
    主汽压力控制模块,用于控制发电机组(9)在设定的主蒸汽压力下稳定运行;
    所述主汽压力控制模块包括一号操作员站(1)、第一DEH控制器(2)、第一采集模块(3)以及第一传感器(4);
    第一传感器(4),用于采集发电机组(9)的1号汽轮发电机的实际主蒸汽压力值,并将该实际主蒸汽压力值转换为第一传感信号;
    第一DEH控制器(2),用于通过第一采集模块(3)接收第一传感信号,并将该第一传感信号转换为实际主蒸汽压力值,同时,将实际主蒸汽压力值转换为第一显示信号;还用于接收主蒸汽压力设定值,并根据该主蒸汽压力设定值以及实际主蒸汽压力值生成第一控制指令,同时根据该第一控制指令调节1号汽轮发电机的调速汽门;
    一号操作员站(1),用于接收第一显示信号,并将该第一显示信号转换为实际主蒸汽压力值进行显示;还用于输出主蒸汽压力设定值;
    电机功率控制模块,用于控制发电机组(9)的输出功率值维持在功率设定值下稳定运行;
    所述电机功率控制模块包括二号操作员站(5)、第二DEH控制器(6)、第二采集模块(7)以及第二传感器(8);
    第二传感器(8),用于采集发电机组(9)的2号汽轮发电机的实际功率值,并将该实际功率值转换为第二传感信号;
    第二DEH控制器(6),用于通过第二采集模块(7)接收第二传感信号,并将该第二传感信号转换为实际功率值,同时,将实际功率值转换为第二显示信号;还用于接收功率设定值,并根据该功率设定值以及实际功率值生成第二控制指令,同时根据该第二控制指令调节2号汽轮发电机的调速汽门;
    二号操作员站(5),用于接收第二显示信号,并将该第二显示信号转换为实际主蒸汽压力值进行显示;还用于输出功率设定值。
  2. 根据权利要求1所述的三炉两机母管制生物质电厂汽轮机压力和功率控制系统,其特征在于,所述第一DEH控制器(2)根据该主蒸汽压力设定值以及实际主蒸汽压力值生成第一控制指令,同时根据该第一控制指令调节1号汽轮发电机的调速汽门的具体方法为:
    将实际主蒸汽压力值与主蒸汽压力设定值进行比较,比较结果经过压力PID调节器(2-1)进行运算后生成计算值,生成的计算值通过调节阀流量曲线(2-2)转化成调节阀开 度指令,控制调节阀门(2-3)的开度,使实际主蒸汽压力值恢复到主蒸汽设定值。
  3. 根据权利要求1所述的三炉两机母管制生物质电厂汽轮机压力和功率控制系统,其特征在于,所述根据该功率设定值以及实际功率值生成第二控制指令,同时根据该第二控制指令调节2号汽轮发电机的调速汽门的具体方法为:
    将实际功率值与功率设定值首次进行比较,生成第一次比较结果,第一次比较结果再次与一次调频负荷作比较,生成第二次比较结果,第二次比较结果经过功率PID调节器(6-1)进行运算后生成计算值,生成的计算值与一次调频负荷第三次进行比较,生成第三次比较结果,第三次比较结果通过调节阀流量曲线(6-2)转化成调节阀开度指令,控制调节阀门(6-3)的开度,使主发电机的实际功率值恢复到功率设定值。
PCT/CN2022/111659 2022-05-25 2022-08-11 三炉两机母管制生物质电厂汽轮机压力和功率控制系统 WO2023226202A1 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202210575776.0A CN114922701B (zh) 2022-05-25 2022-05-25 三炉两机母管制生物质电厂汽轮机压力和功率控制系统
CN202210575776.0 2022-05-25

Publications (1)

Publication Number Publication Date
WO2023226202A1 true WO2023226202A1 (zh) 2023-11-30

Family

ID=82809673

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2022/111659 WO2023226202A1 (zh) 2022-05-25 2022-08-11 三炉两机母管制生物质电厂汽轮机压力和功率控制系统

Country Status (2)

Country Link
CN (1) CN114922701B (zh)
WO (1) WO2023226202A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114922701B (zh) * 2022-05-25 2023-09-05 哈尔滨汽轮机厂有限责任公司 三炉两机母管制生物质电厂汽轮机压力和功率控制系统

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105888743A (zh) * 2016-04-12 2016-08-24 国网上海市电力公司 一种超临界机组deh侧一次调频方法
CN106410860A (zh) * 2015-07-31 2017-02-15 宝山钢铁股份有限公司 多燃料混烧直流炉发电机组一次调频方法
CN109322714A (zh) * 2018-09-30 2019-02-12 西安陕鼓动力股份有限公司 Shrt机组变频升转速过程中汽轮机的负荷控制方法
CN113006885A (zh) * 2021-03-23 2021-06-22 攀钢集团西昌钢钒有限公司 一种汽轮发电机组定压运行控制方法
CN114922701A (zh) * 2022-05-25 2022-08-19 哈尔滨汽轮机厂有限责任公司 三炉两机母管制生物质电厂汽轮机压力和功率控制系统

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4448026A (en) * 1981-09-25 1984-05-15 Westinghouse Electric Corp. Turbine high pressure bypass pressure control system
JP2004316998A (ja) * 2003-04-15 2004-11-11 Toshiba Corp ボイラ制御装置
DE602005022183D1 (de) * 2005-07-29 2010-08-19 Ansaldo Energia Spa Verfahren zur Modifizierung einer Verbunddampfturbine, sowie Verbunddampfturbine
CN102707692B (zh) * 2012-05-31 2015-04-22 杭州和利时自动化有限公司 基于dcs的垃圾焚烧发电厂设备控制方法、系统和发电厂
CN102748080B (zh) * 2012-07-03 2014-12-10 山东电力研究院 基于主蒸汽压力变化的火电机组负荷控制方法
CN107769273B (zh) * 2017-11-03 2020-04-17 杭州澎康自动化科技有限公司 一种汽轮机负荷分配控制方法及系统
CN109488394A (zh) * 2018-10-19 2019-03-19 哈尔滨汽轮机厂有限责任公司 百万核电汽轮机控制系统机堆协调的控制方法
CN110578565B (zh) * 2019-08-23 2021-12-14 广西电网有限责任公司电力科学研究院 分布式联合循环发电机组协同调峰与供热的系统与方法
CN113431651A (zh) * 2021-06-29 2021-09-24 西安热工研究院有限公司 一种低负荷一炉带两机的运行系统
CN113756898B (zh) * 2021-09-06 2023-12-15 贵州电网有限责任公司 一种火电厂停炉的汽机定速备用运行方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106410860A (zh) * 2015-07-31 2017-02-15 宝山钢铁股份有限公司 多燃料混烧直流炉发电机组一次调频方法
CN105888743A (zh) * 2016-04-12 2016-08-24 国网上海市电力公司 一种超临界机组deh侧一次调频方法
CN109322714A (zh) * 2018-09-30 2019-02-12 西安陕鼓动力股份有限公司 Shrt机组变频升转速过程中汽轮机的负荷控制方法
CN113006885A (zh) * 2021-03-23 2021-06-22 攀钢集团西昌钢钒有限公司 一种汽轮发电机组定压运行控制方法
CN114922701A (zh) * 2022-05-25 2022-08-19 哈尔滨汽轮机厂有限责任公司 三炉两机母管制生物质电厂汽轮机压力和功率控制系统

Also Published As

Publication number Publication date
CN114922701A (zh) 2022-08-19
CN114922701B (zh) 2023-09-05

Similar Documents

Publication Publication Date Title
CN102778880B (zh) 基于能量平衡的整体煤气化联合循环电站协调控制方法
US7685802B2 (en) Methods and apparatus to facilitate gas turbine fuel control
CN105372991A (zh) 供热机组多煤种混烧工况克服主蒸汽压力波动控制方法
CN107728464B (zh) 基于积分参数动态调整的锅炉优化控制系统及方法
ES350139A1 (es) Procedimiento para la regulacion de una instalacion genera-dora de potencia y calor por vapor.
WO2023226202A1 (zh) 三炉两机母管制生物质电厂汽轮机压力和功率控制系统
CN102541028A (zh) 一种煤质变化下超临界机组agc优化控制方法
CN109378833B (zh) 一种通过控制汽轮机抽汽量实现机组快速调频的方法
CN112650169B (zh) 基于焓值及燃料在线热值计算的发电机组主参数控制系统
CN104932566A (zh) 一种提高单元发电机组锅炉快速调整能力的控制系统及方法
JPS62178200A (ja) 発電電力制御装置
CN101504135B (zh) 锅炉-汽轮机单元的汽压均衡控制器
CN209742979U (zh) 多台汽轮发电机组热负荷平衡分配控制装置
CN110824905B (zh) 一种发电机组非正常解列工况孤网运行方法
CN109301879A (zh) 一种igcc电站自动发电控制系统及控制方法
JP2578328B2 (ja) 背圧タ−ビン発電機の出力制御方法
CN216901359U (zh) 一种火电厂变积分参数的煤质校正控制系统
CN111472852B (zh) 一种发电机组基于中间点焓值调频逻辑优化方法
GB845013A (en) Regulation of thermal power plants
JPH0643441Y2 (ja) 冷熱発電設備の圧力制御装置
Li et al. Optimization of primary frequency modulation control for electric generator
JP3061881B2 (ja) 石炭ガス化発電設備の制御装置
JPS6119808B2 (zh)
CN115421526A (zh) 一种基于磨煤机变速运行的agc提速控制方法
CN114838347A (zh) 再热汽温的控制方法、装置、存储介质及电子设备

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 22943392

Country of ref document: EP

Kind code of ref document: A1