PNID Symbol Detection Computer Vision Project

'T' Type Strainer 'Y' Type Strainer 3/4-Circle Add Air Blower Angle Choke Valve Angle Valve Annubar Average Ball Valve Barred Tee Barstock Gauge Valve Basket Type Strainer Bias Bleed Double Block Bleed Double Block (Gauge Valve) Bleed Ring Boost Butterfly Valve Butterfly Valvw Cap (Threaded or Socketweld) Cap (Welded) Capillary Tubing Centrifugal Pump Centrifugal Pump (BB5) Centrifugal Pump (Vertical) Characterize Check Valve Chemical Injection Cone or Basket Temporary Strainer Conservation / Protection Continuation Symbol Coriolis Type Flowmeter Corrosion Probe Cylinder Desanding Hydrocyclone Diaphragm Pump Diaphragm Seal Difference Differential Pressure Gauge Divide Double Block&Bleed Down Stream Self Controlling Pressure Regulator Drain Hub - Open System ESD Total Station Shutdown Electrical Signal Extract Square Root Eye Was/Shower (Fire & Safety) Field Bus Field Mounted Instrument Field Mounted Instrument Display Flame Arrestor Flanged Conn. W/ Blind Flange Flanged Conn. W/Blind Flange Flare Stack Flexible Hose Flow Element (Venturi Type) Flow Element - Orifice Flow Element - orifice ( Double Bleed & Block) Foam Pourer Gain Gate Valve Globe Valve Heat Traced Instrument Heat Traced Lines High Select Horizontal Vessel Hose Connection Hydraulic Lines Instrument Air Signal Insul. Type Thickness Insulating Flange Insulating Gasket Insulation Interlock Line Size Reduction Line Specification Change Local Panel Mounted Local Panel Mounted Instrument Local Panel Mounted Intrument (Rear) Local Panel Mounted Package UCP Local Panel Mounted Package UCP Rear Local Process Shutdown Lock Closed Lock Open Low Select Magnetic Type Flowmeter Manhole Manual Reset Mechanical Line Meeting Pump Mesh Type Mist Eliminator Metering Pump Mixer Mixing Valve Multiply Needle Valve On-Off Open Drain Orific Flanges PCL Auxiliary Location Package UCP Rear PLC Auxiliary Location Package UCP PLC Auxiliary Location Package UCP (Rear) PLC Control System PLC Control System (Display) PLC Control System (Functional Rear) PLC Control System (Functional) PLCControl System POND Package Limits Package Number Panel Mount Instrument (Rear) Panel Mounted Instrument Panel Mounted Instrument (Rear) Partial Process Shutdown Pilot Operated Relief Valve Pilot Valve Piston Operated Valve Plate Heat Exchanger Plug (Threaded or Socketweld) Pneumatic Control Valve Pneumatic Pump Pnuematic Control Valve Positive Displacement Meter Pressure Gauge Pressure Gauge Pressure Transmitter Pressure Relief Valve Pressure/Vacuum Relief Valve Primary Process Lines Quick Change Orifice Raise To Power Reverse Rotameter Rupture Disk Sand Collection Tank Screw Shutdown Shutdown All Process Shutdown Level Signal Skid Limits Slope Software or Data Link Solenoid Operated Valve Solenoid Valve (3 Way) Solenoid Valve (3Way) Spacer Spade Specialty Item Spectacle Blind - Normally Closed Spectacle Blind - Normally Open Spray Nozzle Static Mixer Straightening Vanes Sump/ Pit Tank Tank Emergency Vent Tank Emergency Vent (Without head) Temperature Gauge Thermal Mass Flowmeter Three Way Valve Tie-In-Point Total Process Shutdown Total Station ShutDown Total Stationg & Process Shutdown Trap - Steam Air or Liquid Turbine Meter Ultrasonic Type Flowmeter Union Unknown Up Stream Self Controlling Pressure Regulator Utility and Secondary Process Lines V-Cone Meter Valve Normally Closed Valve NormallyClosed Vane Type Mist Eliminator Vent Vertical Vessel Vertical Vessel (Flanged Head) Vortex Breaker ` asasa square unknown2