CN202203095U - Technical water supply control system of hydropower station unit - Google Patents

Technical water supply control system of hydropower station unit Download PDF

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Publication number
CN202203095U
CN202203095U CN 201120295596 CN201120295596U CN202203095U CN 202203095 U CN202203095 U CN 202203095U CN 201120295596 CN201120295596 CN 201120295596 CN 201120295596 U CN201120295596 U CN 201120295596U CN 202203095 U CN202203095 U CN 202203095U
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China
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water supply
module
pump
switch
connected
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CN 201120295596
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Chinese (zh)
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李罗平
杨效彬
田晨
颜毅
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四川卓越科技工程有限责任公司
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Abstract

The utility model discloses a technical water supply control system of a hydropower station unit, which comprises a programmable logic controller (CPU), an analog quantity input module, a switching quantity input module, a switching quantity output module, an alarm module, a power supply module, a communication module, a local HMI (human-machine interface) touch screen, a water supply main pipe pressure sensor, a water supply main pipe pressure switch, a remote unit starting command, a remote unit stopping command, a No. 1 control relay, a No. 1 power loop, a No. 1 pump outlet flow switch, a No. 1 technical water supply pump, a No. 2 control relay, a No. 2 power loop, a No. 2 pump outlet flow switch and a No. 2 technical water supply pump. The technical water supply control system of the hydropower station unit utilizes the receiving unit of the programmable logic controller for starting/stopping technical water supply commands, redundancy judgment is performed according to quantity signals of the technical water supply main pipe pressure sensor and the water supply main pipe pressure switch and the acquired signals, the technical water supply pumps are started automatically, and the water pressure and the water amount of the water supply system are maintained, thereby providing a water source for cooling a water turbine generator set of a power station, lubricating a bearing, sealing a large shaft, cooling a transformer and the like.

Description

一种水电站机组技术供水控制系统 Hydropower technology for Unit Water Supply Control System

技术领域 FIELD

[0001] 本实用新型涉及水电站控制技术领域,具体涉及一种用于对水电站机组运行过程中对机组技术供水总管压力及流量进行监视并进行控制的水电站机组技术供水控制系统。 [0001] The present invention relates to a control station, and in particular relates to a unit operation of the process station in the unit art water mains pressure and flow monitoring and control system for technical supply station control unit.

背景技术 Background technique

[0002] 水电站机组技术供水控制系统用于对水电站供术供水总管压力及流量进行监视并进行控制,当收到远程机组开机令时,启动技术供水泵,并根据技术供水总管压力及泵出口流量开关判断技术供水总管压力及水流是否正常,从而为水轮机组冷却系统等设备提供水源,当接收到远程机组停机令时,停止技术供水泵,保证机组安全运行。 [0002] Technical Unit Water Supply Control System for Hydropower Station on the water mains pressure and flow cytometry for hydropower monitor and control, remote start generator when receiving the order, start technology for pumps and water mains outlet flow technology based on pressure and pump Analyzing switching technology and water mains water pressure is normal, so as to provide water cooling system turbine equipment, when receiving the remote command unit is shut down, stopping the water supply pump technology, to ensure the safe operation of the unit.

[0003] 现有的水电站机组技术供水控制系统,技术供水泵出口无流量开关检测,有些也没有技术供水总管压力变送器,直接采用远方手动控制。 [0003] The prior art water supply system unit station, no technology for pump outlet flow detection switch, not some of the water mains pressure transmitter technology, using remote direct manual control.

[0004] 为解决现有技术中的上述不足,本实用新型提供了一种新的解决方案。 [0004] In order to solve the above-described deficiencies of the prior art, the present invention provides a new solution.

发明内容 SUMMARY

[0005] 本实用新型要解决的技术问题是:针对于现有技术的不足,提供一种水电站机组技术供水控制系统,该水电站机组技术供水控制系统利用可编程逻辑控制器接收远程机组开机令,自动启动技术供水泵,并根据技术供水总管压力及泵出口流量开关判断技术供水总管压力及水流是否正常,从而为水轮机组冷却系统等设备提供水源,当接收到远程机组停机令时,停止技术供水泵,保证机组安全运行。 [0005] The present invention Problem to be solved is: for the lack of the prior art, a technique to provide water supply system station unit, the unit control system of the technical supply station programmable logic controller receives power so that the remote unit, autostart technology for the pump, and the switch is determined art water mains pressure and the flow is normal according to the outlet flow techniques water mains pressure and a pump to provide water to the water turbine cooling system equipment, when receiving the remote unit is shut down command is stopped for supply pumps, to ensure the safe operation of the unit.

[0006] 为达到上述发明目的,本实用新型所采用的技术方案为:提供一种水电站机组技术供水控制系统,其特征在于:包括可编程逻辑控制器CPU、模拟量输入模块、开关量输入模块、开关量输出模块、报警模块、电源模块、通信模块、本地HMI触摸屏、供水总管压力传感器、供水总管压力开关、远程机组开机令、远程机组停机令、1号控制继电器、1号动力回路、1号泵出口流量开关、1号技术供水泵、2号控制继电器、2号动力回路、2号泵出口流量开关、2号技术供水泵;所述模拟量输入模块、开关量输入模块、开关量输出模块、电源模块和通信模块分别与可编程逻辑控制器CPU相连接;所述技术供水总管压力传感器与模拟量输入模块相连接,供水总管压力开关、1号泵出口流量开关、2号泵出口流量开关、远程机组开机令、远程机组停机令信号线与开关量输入 [0006] To achieve the above object, the present invention adopts the following technical scheme: a technique to provide water supply control unit station system, characterized by: a programmable logic controller comprising the CPU, analog input module, a switching input module , binary output module, alarm module, power module, a communication module, the local HMI touch screen, water mains pressure sensor, water mains pressure switch, the remote unit start command, the remote unit is shut down order No. 1 control relay, No. 1 power circuit 1 No. pump outlet flow switch, a water supply pump technology No. 1, No. 2 control relays, power circuit 2, the pump outlet flow switch No. 2, No. 2 feed pump technology; the analog input module, digital input module, the output switch modules, power modules and communication modules are connected to the programmable logic controller the CPU; the water mains pressure sensor technology and analog input module is connected to the water mains pressure switch, the pump outlet flow switch No. 1, No. 2 pump outlet flow switch, so that the remote unit power, the remote unit is shut down command signal input line of the switch 块相连接,1号技术供水泵和2号技术供水泵分别与开关量输入模块相连接;所述开关量输出模块依次通过1号控制继电器、1号动力回路与1号技术供水泵相连接,开关量输出模块依次通过2号控制继电器、2号动力回路与2号技术供水泵相连接;所述报警模块与开关量输出模块相连接;所述本地HMI触摸屏与通信模块相连接,同时通信模块与远程监控系统相连接。 Block is connected to No. 1 and No. 2 for supply pump for supply pump are connected to digital input module; switching the control relay output module sequentially through a No. 1, No. 1 and No. power circuit 1 is connected to the water supply pump technology, by sequentially switching output module control relay 2, No. 2 and No. power circuit 2 is connected to the water supply pump technology; and the alarm module connected to the switch module output; the local HMI touch screen is connected with the communication module, the communication module while connected with remote monitoring system.

[0007] 按照本实用新型所提供的水电站机组技术供水控制系统,其特征在于:所述报警模块包括有报警信号灯和报警蜂鸣器。 [0007] The control system according to the technical supply station unit according to the present invention is provided, wherein: said alarm module comprises a warning light and alarm buzzer.

[0008] 按照本实用新型所提供的水电站机组技术供水控制系统,其特征在于:还包括有手动控制模块,所述手动控制模块分别与1号动力回路和2号动力回路相连接。 [0008] According to the present utility art water supply system provided by the new station unit, characterized by: further comprising a manual control module, the manual control module 1 are connected to the power circuit and power circuit 2. [0009] 综上所述,本实用型所提供的水电站机组技术供水控制系统具有以下特点: [0009] In summary, the technical unit water supply control system according to the present practical station provided with the following features:

[0010] (1)可编程逻辑控制器接收远程机组开机令,自动启动技术供水泵,并根据技术供水总管压力及泵出口流量开关判断技术供水总管压力及水流是否正常,从而为水轮机组冷却系统等设备提供水源;当接收到远程机组停机令时,停止技术供水泵。 [0010] (1) a programmable logic controller receives power so that the remote unit, automatically start the water supply pump technology, and the outlet flow according to the water mains pressure and the pump art switching technology is determined whether the water mains pressure and the normal flow, so that the cooling system for the turbine unit to provide water and other equipment; and when receiving the remote command unit is shut down, stopping the water supply pump technology. 实时检测技术供水总管压力,且总管压力开关量及模拟量冗余判断,当总管压力传感器正常时,以模拟量判断控制为主,当总管压力传感器故障时,自动屏蔽模拟量的判断,这时以总管压力开关量的信号参与判断。 Real-time detection pressure water mains, and the manifold pressure switch and analog redundant judgment, when the manifold pressure sensor is normal, to the analog-based control determines, when the manifold pressure sensor fault, automatic determination shield analog, then in manifold pressure switch signal judging participation. 当主用供水泵运行过程中,检测到该泵出口流量开关无信号或供水总管压力异常时,自动投入备用供水泵并报警。 When the process is run with the main water supply pump, the pump outlet flow detection of the switching signal when no abnormal pressure or water mains, and the pump is automatically put into standby for alarm.

[0011] (2)PLC自动记录和累计每台的启动次数和运行时间,并在触摸屏上显示记录和累计数据。 [0011] (2) PLC automatically recorded and accumulated number of each start and run time, and record and display the accumulated data on the touch screen.

[0012] (3)两台技术供水泵一台主用,一台备用,根据运行时间(可设定)进行自动轮换, 在进行主备用轮换时,先启动主用供水泵,在主用供水泵正常运行30S后停止备用供水泵, 这样在轮换过程中,就可以保证供水总管的压力及水流不会中断。 [0012] (3) Two main techniques for using a pump, a spare for automatic rotation of the operating time (settable), during rotation of the primary backup, start with the main water supply pump, for the primary after the pump stops running 30S backup water supply pump, so that the rotation process, we can ensure that water mains pressure and water flow is not interrupted.

[0013] (4)本系统可与远方控制系统进行通信,将所有信息上送到远方监控系统。 [0013] (4) The system can communicate with remote control system, the remote monitoring system to all the information. 同时还可将每台供水泵的自动/运行/故障、备用供水泵启动、控制电源消失信号、PLC故障信号、 压力过低等重要信号以空接点的形式输出至远方监控系统。 While also automatically / run / fault for each pump, for the standby pump starts, the power supply control signal disappears, PLC fault signal, such as a low pressure is an important signal to the remote monitoring system as empty contact.

附图说明 BRIEF DESCRIPTION

[0014] 图1为水电站机组技术供水控制系统的原理框图; [0014] FIG. 1 is a schematic block diagram of a water supply system controlled technical station unit;

[0015] 图2为水电站机组技术供水控制系统的控制流程图。 [0015] FIG 2 is a flowchart illustrating a control system of the water supply control unit technical station.

具体实施方式 Detailed ways

[0016] 下面结合附图对本实用新型的具体实施方式做详细地描述: [0016] The following figures of the present invention DETAILED DESCRIPTION be described in detail in conjunction with:

[0017] 如图1所示,该水电站机组技术供水控制系统包括可编程逻辑控制器CPU、模拟量输入模块、开关量输入模块、开关量输出模块、报警模块、电源模块、通信模块、本地HMI触摸屏、技术供水总管压力传感器、供水总管压力开关、1号控制继电器、1号动力回路、1号泵出口流量开关、1号技术供水泵、2号控制继电器、2号动力回路、2号泵出口流量开关、2号技术供水泵;所述模拟量输入模块、开关量输入模块、开关量输出模块、电源模块和通信模块分别与可编程逻辑控制器CPU相连接;所述技术供水总管压力传感器与模拟量输入模块相连接,供水总管压力开关、1号泵出口流量开关、2号泵出口流量开关、远程机组开机令、远程机组停机令信号线与开关量输入模块相连接,1号技术供水泵和2号技术供水泵分别与开关量输入模块相连接;所述开关量输出模块依 [0017] As shown, the water supply control system of the technical unit 1 includes a programmable logic controller station the CPU, analog input module, digital input module, the output switch module, alarm module, power module, a communication module, the local HMI touch screen technology water mains pressure sensor, water mains pressure switch, No. 1 control relay, No. 1 power circuit, No. 1 pump outlet flow switch, 1 for supply pump, No. 2 control relay, No. 2 power circuit, No. 2 pump outlet flow switch, a water supply pump technology No. 2; said analog input module, digital input module, the output switch modules, power supply modules and communication modules are connected to the programmable logic controller the CPU; the water mains pressure sensor technology and analog input module is connected to the water mains pressure switch, No. 1 pump outlet flow switch, No. 2 pump outlet flow switch, the remote unit start command, the remote unit is shut down command signal lines and the switching input module is connected to No. 1 for supply pump technology and the water supply pump 2 are connected to digital input module; by the binary output module 通过1号控制继电器、1号动力回路与1 号技术供水泵相连接,开关量输出模块依次通过2号控制继电器、2号动力回路与2号技术供水泵相连接;所述报警模块与开关量输出模块相连接;所述本地HMI触摸屏与通信模块相连接,同时通信模块与远程监控系统相连接。 By controlling the relay 1, No. 1 and No. power circuit 1 is connected to the water supply pump technology, the digital output module sequentially through a No. 2 control relay, No. 2 and No. 2 technology power circuit is connected to the water supply pump; said alarm switch module the output module is connected; said local HMI touch screen is connected with the communication module, and a communication module connected with the remote monitoring system. 所述报警模块包括有报警信号灯和报警蜂鸣器。 The alarm module comprises a warning light and alarm buzzer. 还包括有手动控制模块,所述手动控制模块分别与1号动力回路和2号动力回路相连接。 Module further comprises a manual control, the manual control module 1 are connected to the power circuit and power circuit 2.

[0018] 所述可编程逻辑控制器的输入信号包括远程控制命令、两台技术供水泵的状态、 泵出口流量开关、技术供水总管压力开关、供水总管压力传感器;其中远程控制命令包含远程机组开机令、远程机组停机令,技术供水泵状态包含控制方式为自动、供水泵运行及故障信号,泵出口流量开关信号为泵出口压力正常,供水总管压力开关信号为总管压力正常,这些信号进入可编程逻辑控制器的开关量输入模块;供水总管压力传感器输出4-20MA信号进入可编程逻辑控制器的模拟量输入模块,可编程逻辑控制器的开关量输出模块连接控制继电器,再启动技术供水泵的动力回路启动技术供水泵;同时在技术供水泵动力回路中,还加入了手动操作控制回路,设有“启动”、“停止”控制按钮,可实现手动控制技术供水泵,为水轮机组冷却系统等设备提供水源。 [0018] The input signal of the programmable logic controller includes a remote control command, the state of art for two pumps, pump outlet flow switch, the pressure switch technology water mains, water mains pressure sensor; wherein the remote unit includes a remote power control commands so, the remote unit is shut down to make technical state of the water supply pump comprising automatic control, operation and fault signals for the pump, the pump outlet flow switch signal to the pump outlet pressure is normal, the pressure switch signal to the water mains manifold pressure is normal, these signals into the programmable switch logic controller input module; 4-20MA water mains pressure sensor output signals into the analog input module of a programmable logic controller, binary output module of a programmable logic controller connected to control relays, for supply pump restart start pump power circuit for supply; while the power supply pump circuit technique, manual operation is also added to the control loop, with "start", "stop" control button to manually control the water supply pump technology, to turbine cooling system group equipment to provide water.

[0019] 本地另设置了一台HMI触摸屏与可编程逻辑控制器连接,可以在HMI触摸屏上进行参数的设置、供水总管压力的显示、供水泵状态、故障报警查询功能。 [0019] Another local HMI provided with a touch screen connected to a programmable logic controller, the parameters can be set, the pressure of the water mains displayed on the HMI touch screen, the water supply pump status, inquiry fault alarm function. 该系统还可与远方监控系统进行通讯,讯通协议支持MODBUS、MPDBUS-Plus、以太网PCP/IP等。 The system can also communicate with a remote monitoring system, Paper Communication protocol support MODBUS, MPDBUS-Plus, Ethernet PCP / IP and so on.

[0020] 该水电站机组技术供水控制系统采用组柜安装,柜体尺寸设为2260*800*600 (高*宽*深)mm,柜内主要设备包括:可编程逻辑控制器、HMI触摸屏、启动器、继电器、按钮、指示灯、控制方式开关等,其中可编程逻辑控制器、启动器、继电器均安装在柜体内安装底板上,HMI触摸屏、操作按钮、报警信号灯、控制方式开关安装在柜门操作面板上。 [0020] The unit Technology group using supply control station mounted cabinets, cabinet size is set to 2260 * 800 * 600 (H * W * D) mm, the main cabinet comprising: a programmable logic controllers, HMI touch screen, start , relays, buttons, lights, switches, etc. control, wherein the programmable logic controller, a starter relay are mounted on the cabinet mounting plate, the HMI touch screens, buttons, warning lights, control switches mounted on the door the operation panel.

[0021] 以下对本系统的操作作详细介绍:控制模式分为手动控制与自动控制,由控制方式开关来设置操作模式;控制方式开关设有3档:“手动”、“切除”、“自动”,当控制方式在“切除”位置时,禁止所有操作。 [0021] The following operation of the system as described in detail: the control mode is divided into manual control and automatic control, the operating mode is set by the control switch; speed control switch 3 is provided with: "manual", "cut", "automatic" , when the control mode in the "cutting" position to disable all operations.

[0022] 操作前的装备工作:(1)控制方式开关置切除位置,合上控制回路电源开关,操作电源指示灯显示正常,可编程逻辑控制器初始化完成,可编程逻辑控制器运行指示灯亮,显示屏画面显示正常。 [0022] Before the operation of the equipment: (1) control switch is set cutting position, closing the control circuit power switch, power indicator normal operation, the programmable logic controller initialization is completed, the programmable logic controller to run indicator light, display screen display properly. (2)合上技术供水泵动力回路主断路器,无水泵故障信号,动力电源电压显示正常。 (2) close the main power circuit for the pump technology breaker, no pump failure signal, the power supply voltage is normal display.

[0023] 手动操作流程:(以1#技术供水泵为例)将1#技术供水泵控制方式置于“手动”位置,按下1#技术供水泵“启动”按钮,则1#技术供水泵开始工作,技术供水泵运行指示灯亮, 这时可以从触摸屏上看到泵出口压力信号正常,供水总管压力显示正常。 [0023] In the manual operation flow :( art supply pump 1 Example #) # 1 to control the water supply pump technology placed in the "manual" position, the water supply pump technology press # 1 "start" button, the water supply pump technology # 1 started working technology for pump operation indicator light, then you can see the pump outlet pressure signal is normal, the normal water mains pressure display from the touch screen. 需要停止时,按下1#技术供水泵“停止”按钮,则技术供水泵停止,1#技术供水泵运行指示灯灭。 When you need to stop, press 1 # pump technology for the "stop" button, the technology for pump stops, # 1 technology for pump running lights off. 2#技术供水泵控制方法与1#技术供水泵完全一样。 2 # technology for pump control methods and technologies for water pump # 1 exactly the same.

[0024] 自动操作流程:将1#技术供水泵、姊技术供水泵控制方式均置“自动”位置,2台技术供水泵一台主用,一台备用,根据设定好的轮换时间进行自动轮换,如图2所示。 [0024] Automatic operation process: the water supply pump technology # 1, percent of the water supply pump control techniques are set to "automatic" position, two techniques for a primary pump, a spare, automatically according to predetermined changeover time rotation, as shown in FIG. 2.

[0025] ( 1)启主用技术供水泵:当接收到远程机组开机令后,判断主用技术供水泵是否有故障,如无故障则PLC发出开启主用技术供水泵控制信号,经控制继电器启动主用技术供水泵动力回路,启动主用技术供水泵,同时主用技术供水泵运行指示灯亮,泵出口流量开关显示正常,供水总管压力显示正常。 [0025] (1) Start master art supply pump: after receiving the remote unit power command, determined the primary technique for the pump is faulty, if no fault of the PLC sends turn primary technique for the pump control signal, the control relay tECHNICAL start the main power circuit for the pump to start the water supply pump technology master, while the main supply pump tECHNICAL run indicator light, a pump outlet flow switch normal, normal water mains pressure display.

[0026] (2)启备用技术供水泵:当启动主用技术供水泵后,主用供水泵出口流量开关异常,或供水总管压力异常时,判断备用技术供水泵是否有故障,如无故障则PLC发出开启备用技术供水泵控制信号,经控制继电器启动备用技术供水泵动力回路,启动备用技术供水泵,同时主用技术供水泵运行指示灯亮,泵出口流量开关显示正常,供水总管压力显示正 [0026] (2) Start standby art supply pump: When starting the primary technique for the pump, the primary supply pump outlet flow switch abnormality, or water mains pressure abnormality determining alternate technique for the pump is faulty, if no fault is open PLC sends a standby pump control signal for supply, via control relay start the standby power supply pump circuit technology, technology for the standby pump start, while the main supply pump tECHNICAL run indicator light, a pump outlet flow switch normal, positive supply mains pressure display

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[0027] (3)两台供水泵轮换:主用技术供水泵运行时间达到设定的轮换时间时,变为备用状态,另一台供水泵为主用供水泵,时主用供水泵投入运行,当正常运行时间达到30S时,停止备用供水泵,完成整个轮换过程,在轮换过程中,供水总管压力及流量不会中断。 [0027] (3) both supply pump rotation: TECHNICAL main supply pump operating time reaches the set time rotation, it becomes the standby state, the other with a supply pump for the main pump, a main supply pump in operation when uptime, 30S, stop for a spare pump to complete the whole process of rotation, in the rotation process, the water mains pressure and flow will not be interrupted.

[0028] (4)停技术供水泵:当主用技术供水泵或备用技术供水泵投入运行后,PLC接收到远程停机令时,PLC发出停泵命令,停止所有供水泵。 [0028] (4) stops supply pump technique: when the primary spare art techniques for the water supply pump or the pump in operation, PLC remote shutdown command is received, PLC pump stops issuing the command to stop all the water supply pump.

[0029] 综上所述,本实用新型所提供的水电站机组技术供水控制系统,利用先进的PLC 可编程逻辑控制器智能技术,接收远程机组开机令,自动启动技术供水泵,并根据技术供水总管压力及泵出口流量开关,判断技术供水总管压力及水流是否正常,从而为水轮机组冷却系统等设备提供水源,当接收到远程机组停机令时,停止技术供水泵,保证机组安全运行。 [0029] In summary, the present invention art water supply system provided new station units, the use of advanced programmable logic controller PLC intelligence, power receiving remote command unit, automatically start the water supply pump technology, technology in accordance with the water mains and and a pump outlet pressure of the flow switch, water mains pressure and the technology is determined whether the normal flow, so as to provide water cooling system turbine equipment, when receiving the remote command unit is shut down, stopping the water supply pump technology, to ensure the safe operation of the unit.

[0030] 本实用新型并不限于上述实例,在本实用新型的权利要求书所限定的范围内,本领域技术人员不经创造性劳动即可做出的各种变形或修改均受本专利的保护。 [0030] The present invention is not limited to the above example, within the scope of the present invention defined by the scope of the claims, one skilled in the art without protection various changes and modifications can be made subject to the creative work of the present patent .

Claims (3)

1. 一种水电站机组技术供水控制系统,其特征在于:包括可编程逻辑控制器CPU、模拟量输入模块、开关量输入模块、开关量输出模块、报警模块、电源模块、通信模块、本地HMI 触摸屏、供水总管压力传感器、供水总管压力开关、远程机组开机令、远程机组停机令、1号控制继电器、1号动力回路、1号泵出口流量开关、1号技术供水泵、2号控制继电器、2号动力回路、2号泵出口流量开关、2号技术供水泵;所述模拟量输入模块、开关量输入模块、开关量输出模块、电源模块和通信模块分别与可编程逻辑控制器CPU相连接;所述技术供水总管压力传感器与模拟量输入模块相连接,供水总管压力开关、1号泵出口流量开关、2号泵出口流量开关、远程机组开机令、远程机组停机令信号线与开关量输入模块相连接,1号技术供水泵和2号技术供水泵分别与开关量输入模 A water supply control unit technique station system, characterized by: a programmable logic controller comprising the CPU, analog input module, digital input module, the output switch module, alarm module, power module, a communication module, the local HMI touchscreen , water mains pressure sensor, water mains pressure switch, the remote unit start command, the remote unit is shut down order No. 1 control relay, No. 1 power circuit, No. 1 pump outlet flow switch, 1 for supply pump, No. 2 control relays, 2 No. power circuit, the pump outlet flow switch No. 2, No. 2 feed pump technology; the analog input module, digital input module, the output switch modules, power supply modules and communication modules are connected to the CPU programmable logic controller; the techniques water mains pressure sensor is connected to the analog input module, water mains pressure switch, the pump outlet flow switch No. 1, No. 2 pump outlet flow switch, so that the remote power unit, the remote unit is shut down command signal and the digital input module line It is connected to the water supply pump technology No. 1 and No. 2, respectively for supply pump input switch mode 块相连接;所述开关量输出模块依次通过1号控制继电器、1号动力回路与1号技术供水泵相连接,开关量输出模块依次通过2号控制继电器、2号动力回路与2号技术供水泵相连接;所述报警模块与开关量输出模块相连接;所述本地HMI触摸屏与通信模块相连接,同时通信模块与远程监控系统相连接。 Block is connected; said binary output module sequentially controlled by relay 1, No. 1 and No. power circuit 1 is connected to the water supply pump technology, the digital output module sequentially through a No. 2 control relay, No. 2 and No. 2 power circuit for supply the water pump is connected; said alarm module and output module is connected to the switch; the local HMI touch screen is connected with the communication module, and a communication module connected with the remote monitoring system.
2.根据权利要求1所述的水电站机组技术供水控制系统,其特征在于:所述报警模块包括有报警信号灯和报警蜂鸣器。 2. Technical water supply control system according to claim 1 station unit, wherein: said alarm module comprises a warning light and alarm buzzer.
3.根据权利要求1或2所述的水电站机组技术供水控制系统,其特征在于:还包括有手动控制模块,所述手动控制模块分别与1号动力回路和2号动力回路相连接。 3. According to the water supply control system according to claim 12 station units, characterized by: further comprising a manual control module, the manual control module 1 are connected to the power circuit and power circuit 2.
CN 201120295596 2011-08-16 2011-08-16 Technical water supply control system of hydropower station unit CN202203095U (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103047102A (en) * 2013-01-23 2013-04-17 邵军 Pumping system
CN104282350A (en) * 2014-08-05 2015-01-14 中国核电工程有限公司 Control method for reducing false alarm of nuclear power station charging pump
CN105697350A (en) * 2016-01-28 2016-06-22 西安长庆科技工程有限责任公司 Control method for oil delivery pumps of crude oil transfer device
CN106224223A (en) * 2016-09-21 2016-12-14 杭州双业能源设备有限公司 Tank car method for controlling pump and device
CN106527257A (en) * 2016-10-31 2017-03-22 大新县科学技术情报研究所(大新县生产力促进中心) Hydropower station intelligent management system
CN106968876A (en) * 2017-05-19 2017-07-21 华能澜沧江水电股份有限公司糯扎渡水电厂 A kind of turbine-generator units technical water supply control method

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103047102A (en) * 2013-01-23 2013-04-17 邵军 Pumping system
CN103047102B (en) * 2013-01-23 2016-02-03 邵军 A kind of water-raising system
CN104282350A (en) * 2014-08-05 2015-01-14 中国核电工程有限公司 Control method for reducing false alarm of nuclear power station charging pump
CN104282350B (en) * 2014-08-05 2017-01-25 中国核电工程有限公司 Control method for reducing false alarm of nuclear power station charging pump
CN105697350A (en) * 2016-01-28 2016-06-22 西安长庆科技工程有限责任公司 Control method for oil delivery pumps of crude oil transfer device
CN105697350B (en) * 2016-01-28 2017-12-12 西安长庆科技工程有限责任公司 A kind of crude oil switches through the control method of device oil transfer pump
CN106224223A (en) * 2016-09-21 2016-12-14 杭州双业能源设备有限公司 Tank car method for controlling pump and device
CN106224223B (en) * 2016-09-21 2018-01-26 杭州双业能源设备有限公司 Tank car method for controlling pump and device
CN106527257A (en) * 2016-10-31 2017-03-22 大新县科学技术情报研究所(大新县生产力促进中心) Hydropower station intelligent management system
CN106968876A (en) * 2017-05-19 2017-07-21 华能澜沧江水电股份有限公司糯扎渡水电厂 A kind of turbine-generator units technical water supply control method
CN106968876B (en) * 2017-05-19 2019-01-04 华能澜沧江水电股份有限公司糯扎渡水电厂 A kind of turbine-generator units technical water supply control method

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