描述
1.产品定位与核心功能
VALM-818200推测为高温耐热型阀门定位器,定位极端温度环境下的精密控制,聚焦镍基超合金阀体、热膨胀补偿算法与真空兼容密封技术。其核心功能包括:
控制性能:
-位置精度:±0.08%(全行程范围内,纳米级分辨率);
-响应时间:≤18ms(高温介质下快速响应)。
环境适应性:
-工作温度:-100°C至+800°C(宽温区耐热型);
-真空兼容性:10⁻⁴Pa残余压力稳定运行。
2.关键技术参数
项目典型规格(参考同类产品)
输入/输出
-输入信号:4–20mA DC(支持HART、Modbus TCP/IP);
-输出类型:形状记忆合金驱动+石墨烯复合阀杆;
供电要求
-电压范围:12–240V AC/DC(宽压工业兼容);
-功耗:≤12W(峰值),休眠模式<0.08W;
通信接口
-数字总线:EtherNet/IP、CANopen;
-无线扩展:5G工业切片网络(低延迟远程控制)。
3.功能特性
高温耐热设计:
-材料体系:Inconel 718镍基超合金+碳化硅陶瓷轴承(抗氧化至+980°C);
-热屏障涂层:梯度功能材料(FGM)减少热应力传导。
智能热管理:
-动态补偿算法:基于阀体热膨胀系数(CTE)实时修正位置误差;
-自冷却通道:阀杆内置微型热管(散热效率×3)。
密封与安全:
-双级金属密封:袋式焊接金属垫片(API 607标准);
-爆裂防护:阀体预应力设计(承受瞬态温差≥500°C)
1.Product positioning and core functions
VALM-818200 is speculated to be a high-temperature heat-resistant valve positioner,which locates precision control in extreme temperature environments,focusing on nickel-based superalloy valve body,thermal expansion compensation algorithm and vacuum-compatible sealing technology.Its core functions include:
Control performance:
-Position accuracy:±0.08%(within the entire stroke range,nano-scale resolution);
-Response time:≤18ms(fast response under high temperature medium).
Environmental adaptability:
-Operating temperature:-100°C to+800°C(wide temperature zone heat-resistant type);
-Vacuum compatibility:10⁻⁴Pa residual pressure operates stably.
2.Key technical parameters
Project Typical specifications(refer to similar products)
Input/Output
-Input signal:4–20mA DC(supports HART,Modbus TCP/IP);
-Output type:Shape memory alloy drive+graphene composite valve stem;
Power supply requirements
-Voltage range:12–240V AC/DC(Wide voltage industrial compatible);
-Power consumption:≤12W(peak),sleep mode<0.08W;
Communication interface
-Digital bus:EtherNet/IP,CANopen;
-Wireless extension:5G industrial slice network(low latency remote control).
3.Functional characteristics
High temperature heat-resistant design:
-Material system:Inconel 718 nickel-based superalloy+silicon carbide ceramic bearing(oxidation resistance to+980°C);
-Thermal barrier coating:Gradient functional material(FGM)reduces thermal stress conduction.
Intelligent thermal management:
-Dynamic compensation algorithm:real-time correction of position error based on valve body thermal expansion coefficient(CTE);
-Self-cooling channel:The valve stem has a built-in micro heat pipe(heat dissipation efficiency×3).
Sealing and safety:
-Double-stage metal seal:bag-type welded metal gasket(API 607 standard);
-Explosion protection:valve body prestress design(with transient temperature difference≥500°C)