外文翻譯---wincc在供熱站恒壓供水監(jiān)控系統(tǒng)中的應(yīng)用-其他專業(yè)-全文預(yù)覽
【正文】 rol system or control board light overthecounter transactions,buttons,switchto understand and control systen operation,Based on the PID control mode,the operator interface settings in water pressure,PLC to pressure settings and measured valucs for the deviation PID operation and regulation of distribution through inverter pump speed,so that water pressure was maintained at the set value. Systen hanlware configuration The system uses Siernens S7200 PLC and its configuration software constitute a constant WinCC Water pressure control system,water pressure monitoring Ethernct controller for PLC and the operator station puter munication betwween the Remote I/O work for the PLC and the operator station puler munication betwween the Remote I/O work for the PLC controller and inverter,the soft starter of munication betwween controller mainly used to monitor and control water and electricity 4pressurized pump converter using the ABB Acs51001031A4 inverter,HMI operatostation selection DELL conputers,conputer,Industrial Ether server card Siemens conmmunications pany CP1612. Software design of Systen The control system software pany Siemens package, PLC controller mainly used to monitor and control water and electricity 1~4 pressurized pump converter using the ABB ACS510031A4 inveter,HMI operatorstation selection DELL ,Industrial Ether server card Siemens munications pany Cp1612 Software design of System The control system software pany Siemens PLC system used server and operating station are using the Windows2021 operating system to have an open programming Sation Wincc configuration control software maior constant pressure water system and coal Gallery in two of the system of automatic detection and automatic constant pressure water and coal Gallcry equipment operation realtime data data ,realtime display and unit alarm and automatic parking operation .Theconstant pressureof water supply pressure system configuration monitoring regulatory pressure pumps water pressure and so Gallery in to control the coal to speed,to monitor the quality of coal (coal crushing degree of quality and impurity) PLCBased Fuzzy Constant water suppl。變頻器根據(jù)負(fù)載的轉(zhuǎn)動慣量的大小，在啟動和停止電機(jī)時所需的時間不相同，設(shè)定時間過短會導(dǎo)致變頻器在加速時過電流、在減速時過電壓保護(hù)；設(shè)定時間過長會導(dǎo)致變頻器在調(diào)速運(yùn)行時使系統(tǒng)變的調(diào)節(jié)緩慢，反應(yīng)遲滯，應(yīng)變能力差，系統(tǒng)易處在短期不穩(wěn)定狀態(tài)中。這個目的的實(shí)現(xiàn)關(guān)鍵在于壓力控 制參數(shù)的選取，通常管網(wǎng)壓力控制點(diǎn)的選擇有兩個；一個就是管網(wǎng)最不利點(diǎn)壓力恒壓控制，另一個就是泵出口壓力恒壓控制。在標(biāo)簽數(shù)據(jù)庫中建立一個 7x7 的二維數(shù)組標(biāo)簽 array，將查詢表 2的結(jié)果按照從上
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