描述
一、产品定位与核心价值
1.产品定位
类型:过程控制模块(Process Control Module),属于ABB 800xA系统AC 800M控制器系列的高端型号。
型号解析:
XVC768:模块功能标识(如I/O类型、通道数、性能等级)。
AE105:硬件版本号(可能对应特定修订或功能增强版本)。
系列背景:
800xA系统是ABB的分布式控制系统(DCS),强调开放集成、高可用性和先进控制算法,支持从单机设备到全厂自动化的无缝扩展。
2.核心价值
高可用性:
支持冗余配置(双控制器热备),故障时自动切换时间<10ms,确保连续生产(如炼油厂催化裂化装置)。
强实时性:
控制器循环时间≤50ms(典型值),满足快速过程控制需求(如温度、压力的毫秒级调节)。
开放集成:
内置OPC UA、Modbus TCP、PROFIBUS DP/PA、EtherNet/IP等协议,可与第三方设备(如PLC、仪表、变频器)无缝对接。
二、核心功能与技术参数
1.硬件规格
处理器:
Intel Atom E3845 1.91GHz四核,具备浮点运算能力,支持复杂控制算法(如模型预测控制MPC、模糊控制)。
内存:
1GB RAM+512MB Flash(可扩展至4GB RAM),存储控制程序、历史数据和配置文件。
通信接口:
2个千兆以太网端口(10/100/1000Mbps),支持冗余环网(MRP)或星型拓扑,实现高速数据传输。
1个串口(RS232/RS485),用于现场仪表调试或旧设备兼容。
2.输入输出(I/O)能力
模拟量输入(AI):
16通道,支持4-20mA、0-10V、RTD(PT100/PT1000)、热电偶(J/K/T/E型)等信号。
精度:±0.05%FS(满量程),分辨率:18位,适用于高精度测量(如实验室级温度控制)。
模拟量输出(AO):
8通道,输出4-20mA或0-10V信号,驱动执行机构(如阀门、变频器),负载能力:500Ω。
数字量输入(DI):
32通道,兼容24V DC/110V DC信号,检测开关状态(如泵启停、阀门开闭),响应时间****:<1ms。
数字量输出(DO):
16通道,输出24V DC/500mA信号,控制继电器、电磁阀等设备,短路保护:内置熔断器。
3.环境适应性
工作温度:
-20℃~+70℃(存储温度-40℃~+85℃),适应极端环境(如沙漠油田、北极风电场)。
防护等级:
IP20(标准机柜安装),若需防尘防水,可搭配IP54/IP65防护箱。
抗干扰能力:
符合IEC 61000-4-6(射频场抗扰度10V/m)和IEC 61000-4-4(电快速瞬变脉冲群抗扰度4kV)标准,适应强电磁环境(如变电站、电弧炉车间)。
三、典型应用场景
1.电力行业
应用示例:
超临界燃煤发电厂:在锅炉燃烧控制系统中,XVC768 AE105监测燃烧器温度、风压、给水流量、氧量,通过先进控制算法调节燃料阀开度、风门挡板,实现低NOx燃烧和高效发电。
海上风电场:在变桨控制系统中,检测风速、桨叶角度、电机电流,控制液压马达或电动变桨机构,防止风机超速或过载。
2.石化行业
应用示例:
乙烯裂解装置:在裂解炉控制系统中,监测炉管温度、燃料压力、稀释蒸汽流量,通过模型预测控制(MPC)优化裂解深度,提高乙烯收率。
加氢精制装置:在反应器控制系统中,控制温度、压力、氢油比,确保催化剂活性和产品质量。
1.Product Positioning and Core Value
1.Product Positioning
Type:Process Control Module,a high-end model of the ABB 800xA system AC 800M controller series.
Model analysis:
XVC768:Module function identification(such as I/O type,number of channels,performance level).
AE105:Hardware version number(may correspond to specific revisions or feature enhancements).
Series background:
The 800xA system is ABB’s distributed control system(DCS),emphasizing open integration,high availability and advanced control algorithms,supporting seamless expansion from stand-alone equipment to factory-wide automation.
2.Core Value
High availability:
Supports redundant configuration(dual controller hot standby),automatic switching time<10ms in case of failure,ensuring continuous production(such as refinery catalytic cracking devices).
Strong real-time:
The controller cycle time is≤50ms(typical),meeting the requirements of rapid process control(such as millisecond adjustment of temperature and pressure).
Open integration:
Built-in OPC UA,Modbus TCP,PROFIBUS DP/PA,EtherNet/IP and other protocols,which can be seamlessly connected with third-party devices(such as PLCs,instruments,and inverters).
2.Core functions and technical parameters
1.Hardware specifications
processor:
Intel Atom E3845 1.91GHz quad-core,with floating-point computing capabilities,and supports complex control algorithms(such as model prediction control MPC,fuzzy control).
Memory:
1GB RAM+512MB Flash(scalable to 4GB RAM),storage control programs,historical data and configuration files.
Communication interface:
2 Gigabit Ethernet ports(10/100/1000Mbps),support redundant ring network(MRP)or star topology,enabling high-speed data transmission.
1 serial port(RS232/RS485)for on-site instrument debugging or old equipment compatibility.
2.Input and output(I/O)capability
Analog Input(AI):
16 channels,supporting signals such as 4-20mA,0-10V,RTD(PT100/PT1000),thermocouple(J/K/T/E type).
Accuracy:±0.05%FS(full scale),resolution:18 bits,suitable for high-precision measurements(such as laboratory-level temperature control).
Analog output(AO):
8 channels,output 4-20mA or 0-10V signals,drive actuators(such as valves,inverters),load capacity:500Ω.
Digital input(DI):
32 channels,compatible with 24V DC/110V DC signals,detects the switch status(such as pump start and stop,valve opening and closing),response time****:<1ms.
Digital output(DO):
16 channels,output 24V DC/500mA signal,control relays,solenoid valves and other equipment,short circuit protection:built-in fuse.
3.Environmental adaptability
Operating temperature:
-20℃~+70℃(storage temperature-40℃~+85℃),adapt to extreme environments(such as desert oil fields,Arctic wind farms).
Protection level:
IP20(standard cabinet installation),if dust-proof and waterproof,it can be paired with IP54/IP65 protective box.
Anti-interference ability:
Comply with IEC 61000-4-6(RF field immunity 10V/m)and IEC 61000-4-4(electrical fast transient pulse group immunity 4kV)standards,and adapt to strong electromagnetic environments(such as substations,arc furnace workshops).
3.Typical application scenarios
1.Electric Power Industry
Application example:
Supercritical coal-fired power plant:In the boiler combustion control system,XVC768 AE105 monitors the burner temperature,wind pressure,water supply flow,and oxygen.Through advanced control algorithms,fuel valve opening and damper baffle are adjusted to achieve low NOx combustion and efficient power generation.
Offshore wind farm:In the pitch control system,detect wind speed,blade angle,motor current,control hydraulic motor or electric pitch mechanism to prevent the fan from overspeeding or overloading.
2.Petrochemical industry
Application example:
Ethylene cracking device:In the cracking furnace control system,the furnace tube temperature,fuel pressure,and diluted steam flow are monitored,and the cracking depth is optimized through model prediction control(MPC)to improve the ethylene yield.
Hydrogenation and refining device:In the reactor control system,the temperature,pressure,hydrogen and oil ratio are controlled to ensure catalyst activity and product quality.
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